jcoates
/
artiq-zynq
forked from M-Labs/artiq-zynq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

firmware: create and apply rustfmt policy 

Co-authored-by: Egor Savkin <es@m-labs.hk>
Co-committed-by: Egor Savkin <es@m-labs.hk>
master
Egor Savkin 2023-02-22 11:02:43 +08:00 committed by sb10q
parent dce37a52aa
commit a519d24074
48 changed files with 2452 additions and 1728 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
flake.nix
View File

@ -253,6 +253,23 @@
'';
};
fmt-check = pkgs.stdenv.mkDerivation {
name = "fmt-check";
nativeBuildInputs = [
rustPlatform.rust.cargo
];
phases = [ "buildPhase" ];
buildPhase =
''
cd ${self}/src
cargo fmt -- --check
touch $out
'';
};
# for hitl-tests
zc706-nist_qc2 = (build { target = "zc706"; variant = "nist_qc2"; });
zc706-hitl-tests = pkgs.stdenv.mkDerivation {
@ -341,7 +358,7 @@
(build { target = "kasli_soc"; variant = "master"; json = ./kasli-soc-master.json; }) //
(build { target = "kasli_soc"; variant = "satellite"; json = ./kasli-soc-satellite.json; });
hydraJobs = packages.x86_64-linux // { inherit zc706-hitl-tests; inherit gateware-sim; };
hydraJobs = packages.x86_64-linux // { inherit zc706-hitl-tests; inherit gateware-sim; inherit fmt-check; };
devShell.x86_64-linux = pkgs.mkShell {
name = "artiq-zynq-dev-shell";

15
src/libboard_artiq/src/drtio_routing.rs
View File

@ -1,9 +1,10 @@
use libconfig::Config;
#[cfg(has_drtio_routing)]
use crate::pl::csr;
use core::fmt;
use log::{warn, info};
use libconfig::Config;
use log::{info, warn};
#[cfg(has_drtio_routing)]
use crate::pl::csr;
#[cfg(has_drtio_routing)]
pub const DEST_COUNT: usize = 256;
@ -18,7 +19,7 @@ impl RoutingTable {
// default routing table is for star topology with no repeaters
pub fn default_master(default_n_links: usize) -> RoutingTable {
let mut ret = RoutingTable([[INVALID_HOP; MAX_HOPS]; DEST_COUNT]);
let n_entries = default_n_links + 1; // include local RTIO
let n_entries = default_n_links + 1; // include local RTIO
for i in 0..n_entries {
ret.0[i][0] = i as u8;
}
@ -58,10 +59,10 @@ impl fmt::Display for RoutingTable {
pub fn config_routing_table(default_n_links: usize, cfg: &Config) -> RoutingTable {
let mut ret = RoutingTable::default_master(default_n_links);
if let Ok(data) = cfg.read("routing_table") {
if data.len() == DEST_COUNT*MAX_HOPS {
if data.len() == DEST_COUNT * MAX_HOPS {
for i in 0..DEST_COUNT {
for j in 0..MAX_HOPS {
ret.0[i][j] = data[i*MAX_HOPS+j];
ret.0[i][j] = data[i * MAX_HOPS + j];
}
}
} else {

36
src/libboard_artiq/src/drtioaux.rs
View File

@ -1,14 +1,12 @@
use core_io::{Error as IoError, ErrorKind as IoErrorKind};
use crc;
use core_io::{ErrorKind as IoErrorKind, Error as IoError};
use io::{proto::ProtoRead, proto::ProtoWrite, Cursor};
use libboard_zynq::{timer::GlobalTimer, time::Milliseconds};
use io::{proto::{ProtoRead, ProtoWrite},
Cursor};
use libboard_zynq::{time::Milliseconds, timer::GlobalTimer};
use libcortex_a9::asm::dmb;
use crate::mem::mem::DRTIOAUX_MEM;
use crate::pl::csr::DRTIOAUX;
use crate::drtioaux_proto::Error as ProtocolError;
pub use crate::drtioaux_proto::Packet;
use crate::{drtioaux_proto::Error as ProtocolError, mem::mem::DRTIOAUX_MEM, pl::csr::DRTIOAUX};
#[derive(Debug)]
pub enum Error {
@ -21,7 +19,7 @@ pub enum Error {
RoutingError,
Protocol(ProtocolError)
Protocol(ProtocolError),
}
impl From<ProtocolError> for Error {
@ -63,7 +61,7 @@ pub fn copy_work_buffer(src: *mut u32, dst: *mut u32, len: isize) {
// and AXI burst reads/writes are not implemented yet in gateware
// thus the need for a work buffer for transmitting and copying it over
unsafe {
for i in 0..(len/4) {
for i in 0..(len / 4) {
*dst.offset(i) = *src.offset(i);
//data memory barrier to prevent bursts
dmb();
@ -72,8 +70,7 @@ pub fn copy_work_buffer(src: *mut u32, dst: *mut u32, len: isize) {
}
fn receive<F, T>(linkno: u8, f: F) -> Result<Option<T>, Error>
where F: FnOnce(&[u8]) -> Result<T, Error>
{
where F: FnOnce(&[u8]) -> Result<T, Error> {
let linkidx = linkno as usize;
unsafe {
if (DRTIOAUX[linkidx].aux_rx_present_read)() == 1 {
@ -93,12 +90,12 @@ fn receive<F, T>(linkno: u8, f: F) -> Result<Option<T>, Error>
pub fn recv(linkno: u8) -> Result<Option<Packet>, Error> {
if has_rx_error(linkno) {
return Err(Error::GatewareError)
return Err(Error::GatewareError);
}
receive(linkno, |buffer| {
if buffer.len() < 8 {
return Err(IoError::new(IoErrorKind::UnexpectedEof, "Unexpected end").into())
return Err(IoError::new(IoErrorKind::UnexpectedEof, "Unexpected end").into());
}
let mut reader = Cursor::new(buffer);
@ -107,7 +104,7 @@ pub fn recv(linkno: u8) -> Result<Option<Packet>, Error> {
let checksum = crc::crc32::checksum_ieee(&reader.get_ref()[0..checksum_at]);
reader.set_position(checksum_at);
if reader.read_u32()? != checksum {
return Err(Error::CorruptedPacket)
return Err(Error::CorruptedPacket);
}
reader.set_position(0);
@ -115,9 +112,7 @@ pub fn recv(linkno: u8) -> Result<Option<Packet>, Error> {
})
}
pub fn recv_timeout(linkno: u8, timeout_ms: Option<u64>,
timer: GlobalTimer) -> Result<Packet, Error>
{
pub fn recv_timeout(linkno: u8, timeout_ms: Option<u64>, timer: GlobalTimer) -> Result<Packet, Error> {
let timeout_ms = Milliseconds(timeout_ms.unwrap_or(10));
let limit = timer.get_time() + timeout_ms;
while timer.get_time() < limit {
@ -130,15 +125,14 @@ pub fn recv_timeout(linkno: u8, timeout_ms: Option<u64>,
}
fn transmit<F>(linkno: u8, f: F) -> Result<(), Error>
where F: FnOnce(&mut [u8]) -> Result<usize, Error>
{
where F: FnOnce(&mut [u8]) -> Result<usize, Error> {
let linkno = linkno as usize;
unsafe {
while (DRTIOAUX[linkno].aux_tx_read)() != 0 {}
let ptr = DRTIOAUX_MEM[linkno].base as *mut u32;
let len = DRTIOAUX_MEM[linkno].size / 2;
// work buffer, works with unaligned mem access
let mut buf: [u8; 1024] = [0; 1024];
let mut buf: [u8; 1024] = [0; 1024];
let len = f(&mut buf[0..len])?;
copy_work_buffer(buf.as_mut_ptr() as *mut u32, ptr, len as isize);
(DRTIOAUX[linkno].aux_tx_length_write)(len as u16);
@ -152,7 +146,7 @@ pub fn send(linkno: u8, packet: &Packet) -> Result<(), Error> {
let mut writer = Cursor::new(buffer);
packet.write_to(&mut writer)?;
// Pad till offset 4, insert checksum there
let padding = (12 - (writer.position() % 8)) % 8;
for _ in 0..padding {

53
src/libboard_artiq/src/drtioaux_async.rs
View File

@ -1,18 +1,16 @@
use core_io::{Error as IoError, ErrorKind as IoErrorKind};
use crc;
use core_io::{ErrorKind as IoErrorKind, Error as IoError};
use void::Void;
use io::{proto::{ProtoRead, ProtoWrite},
Cursor};
use libasync::{block_async, task};
use libboard_zynq::{time::Milliseconds, timer::GlobalTimer};
use nb;
use libboard_zynq::{timer::GlobalTimer, time::Milliseconds};
use libasync::{task, block_async};
use io::{proto::ProtoRead, proto::ProtoWrite, Cursor};
use crate::mem::mem::DRTIOAUX_MEM;
use crate::pl::csr::DRTIOAUX;
use crate::drtioaux::{Error, has_rx_error, copy_work_buffer};
use void::Void;
pub use crate::drtioaux_proto::Packet;
use crate::{drtioaux::{copy_work_buffer, has_rx_error, Error},
mem::mem::DRTIOAUX_MEM,
pl::csr::DRTIOAUX};
pub async fn reset(linkno: u8) {
let linkno = linkno as usize;
@ -29,16 +27,14 @@ fn tx_ready(linkno: usize) -> nb::Result<(), Void> {
unsafe {
if (DRTIOAUX[linkno].aux_tx_read)() != 0 {
Err(nb::Error::WouldBlock)
}
else {
} else {
Ok(())
}
}
}
async fn receive<F, T>(linkno: u8, f: F) -> Result<Option<T>, Error>
where F: FnOnce(&[u8]) -> Result<T, Error>
{
where F: FnOnce(&[u8]) -> Result<T, Error> {
let linkidx = linkno as usize;
unsafe {
if (DRTIOAUX[linkidx].aux_rx_present_read)() == 1 {
@ -58,12 +54,12 @@ async fn receive<F, T>(linkno: u8, f: F) -> Result<Option<T>, Error>
pub async fn recv(linkno: u8) -> Result<Option<Packet>, Error> {
if has_rx_error(linkno) {
return Err(Error::GatewareError)
return Err(Error::GatewareError);
}
receive(linkno, |buffer| {
if buffer.len() < 8 {
return Err(IoError::new(IoErrorKind::UnexpectedEof, "Unexpected end").into())
return Err(IoError::new(IoErrorKind::UnexpectedEof, "Unexpected end").into());
}
let mut reader = Cursor::new(buffer);
@ -72,17 +68,16 @@ pub async fn recv(linkno: u8) -> Result<Option<Packet>, Error> {
let checksum = crc::crc32::checksum_ieee(&reader.get_ref()[0..checksum_at]);
reader.set_position(checksum_at);
if reader.read_u32()? != checksum {
return Err(Error::CorruptedPacket)
return Err(Error::CorruptedPacket);
}
reader.set_position(0);
Ok(Packet::read_from(&mut reader)?)
}).await
})
.await
}
pub async fn recv_timeout(linkno: u8, timeout_ms: Option<u64>,
timer: GlobalTimer) -> Result<Packet, Error>
{
pub async fn recv_timeout(linkno: u8, timeout_ms: Option<u64>, timer: GlobalTimer) -> Result<Packet, Error> {
let timeout_ms = Milliseconds(timeout_ms.unwrap_or(10));
let limit = timer.get_time() + timeout_ms;
let mut would_block = false;
@ -93,7 +88,9 @@ pub async fn recv_timeout(linkno: u8, timeout_ms: Option<u64>,
task::r#yield().await;
}
match recv(linkno).await? {
None => { would_block = true; },
None => {
would_block = true;
}
Some(packet) => return Ok(packet),
}
}
@ -101,15 +98,14 @@ pub async fn recv_timeout(linkno: u8, timeout_ms: Option<u64>,
}
async fn transmit<F>(linkno: u8, f: F) -> Result<(), Error>
where F: FnOnce(&mut [u8]) -> Result<usize, Error>
{
where F: FnOnce(&mut [u8]) -> Result<usize, Error> {
let linkno = linkno as usize;
unsafe {
let _ = block_async!(tx_ready(linkno)).await;
let ptr = DRTIOAUX_MEM[linkno].base as *mut u32;
let len = DRTIOAUX_MEM[linkno].size / 2;
// work buffer, works with unaligned mem access
let mut buf: [u8; 1024] = [0; 1024];
let mut buf: [u8; 1024] = [0; 1024];
let len = f(&mut buf[0..len])?;
copy_work_buffer(buf.as_mut_ptr() as *mut u32, ptr, len as isize);
(DRTIOAUX[linkno].aux_tx_length_write)(len as u16);
@ -123,7 +119,7 @@ pub async fn send(linkno: u8, packet: &Packet) -> Result<(), Error> {
let mut writer = Cursor::new(buffer);
packet.write_to(&mut writer)?;
// Pad till offset 4, insert checksum there
let padding = (12 - (writer.position() % 8)) % 8;
for _ in 0..padding {
@ -134,5 +130,6 @@ pub async fn send(linkno: u8, packet: &Packet) -> Result<(), Error> {
writer.write_u32(checksum)?;
Ok(writer.position())
}).await
})
.await
}

327
src/libboard_artiq/src/drtioaux_proto.rs
View File

@ -1,11 +1,10 @@
use core_io::{Write, Read, Error as IoError};
use io::proto::{ProtoWrite, ProtoRead};
use core_io::{Error as IoError, Read, Write};
use io::proto::{ProtoRead, ProtoWrite};
#[derive(Debug)]
pub enum Error {
UnknownPacket(u8),
Io(IoError)
Io(IoError),
}
impl From<IoError> for Error {
@ -22,45 +21,122 @@ pub enum Packet {
ResetAck,
TSCAck,
DestinationStatusRequest { destination: u8 },
DestinationStatusRequest {
destination: u8,
},
DestinationDownReply,
DestinationOkReply,
DestinationSequenceErrorReply { channel: u16 },
DestinationCollisionReply { channel: u16 },
DestinationBusyReply { channel: u16 },
DestinationSequenceErrorReply {
channel: u16,
},
DestinationCollisionReply {
channel: u16,
},
DestinationBusyReply {
channel: u16,
},
RoutingSetPath { destination: u8, hops: [u8; 32] },
RoutingSetRank { rank: u8 },
RoutingSetPath {
destination: u8,
hops: [u8; 32],
},
RoutingSetRank {
rank: u8,
},
RoutingAck,
MonitorRequest { destination: u8, channel: u16, probe: u8 },
MonitorReply { value: u64 },
InjectionRequest { destination: u8, channel: u16, overrd: u8, value: u8 },
InjectionStatusRequest { destination: u8, channel: u16, overrd: u8 },
InjectionStatusReply { value: u8 },
MonitorRequest {
destination: u8,
channel: u16,
probe: u8,
},
MonitorReply {
value: u64,
},
InjectionRequest {
destination: u8,
channel: u16,
overrd: u8,
value: u8,
},
InjectionStatusRequest {
destination: u8,
channel: u16,
overrd: u8,
},
InjectionStatusReply {
value: u8,
},
I2cStartRequest { destination: u8, busno: u8 },
I2cRestartRequest { destination: u8, busno: u8 },
I2cStopRequest { destination: u8, busno: u8 },
I2cWriteRequest { destination: u8, busno: u8, data: u8 },
I2cWriteReply { succeeded: bool, ack: bool },
I2cReadRequest { destination: u8, busno: u8, ack: bool },
I2cReadReply { succeeded: bool, data: u8 },
I2cBasicReply { succeeded: bool },
I2cSwitchSelectRequest { destination: u8, busno: u8, address: u8, mask: u8 },
SpiSetConfigRequest { destination: u8, busno: u8, flags: u8, length: u8, div: u8, cs: u8 },
SpiWriteRequest { destination: u8, busno: u8, data: u32 },
SpiReadRequest { destination: u8, busno: u8 },
SpiReadReply { succeeded: bool, data: u32 },
SpiBasicReply { succeeded: bool },
I2cStartRequest {
destination: u8,
busno: u8,
},
I2cRestartRequest {
destination: u8,
busno: u8,
},
I2cStopRequest {
destination: u8,
busno: u8,
},
I2cWriteRequest {
destination: u8,
busno: u8,
data: u8,
},
I2cWriteReply {
succeeded: bool,
ack: bool,
},
I2cReadRequest {
destination: u8,
busno: u8,
ack: bool,
},
I2cReadReply {
succeeded: bool,
data: u8,
},
I2cBasicReply {
succeeded: bool,
},
I2cSwitchSelectRequest {
destination: u8,
busno: u8,
address: u8,
mask: u8,
},
SpiSetConfigRequest {
destination: u8,
busno: u8,
flags: u8,
length: u8,
div: u8,
cs: u8,
},
SpiWriteRequest {
destination: u8,
busno: u8,
data: u32,
},
SpiReadRequest {
destination: u8,
busno: u8,
},
SpiReadReply {
succeeded: bool,
data: u32,
},
SpiBasicReply {
succeeded: bool,
},
}
impl Packet {
pub fn read_from<R>(reader: &mut R) -> Result<Self, Error>
where R: Read + ?Sized
{
where R: Read + ?Sized {
Ok(match reader.read_u8()? {
0x00 => Packet::EchoRequest,
0x01 => Packet::EchoReply,
@ -69,18 +145,18 @@ impl Packet {
0x04 => Packet::TSCAck,
0x20 => Packet::DestinationStatusRequest {
destination: reader.read_u8()?
destination: reader.read_u8()?,
},
0x21 => Packet::DestinationDownReply,
0x22 => Packet::DestinationOkReply,
0x23 => Packet::DestinationSequenceErrorReply {
channel: reader.read_u16()?
channel: reader.read_u16()?,
},
0x24 => Packet::DestinationCollisionReply {
channel: reader.read_u16()?
channel: reader.read_u16()?,
},
0x25 => Packet::DestinationBusyReply {
channel: reader.read_u16()?
channel: reader.read_u16()?,
},
0x30 => {
@ -89,75 +165,75 @@ impl Packet {
reader.read_exact(&mut hops)?;
Packet::RoutingSetPath {
destination: destination,
hops: hops
hops: hops,
}
},
}
0x31 => Packet::RoutingSetRank {
rank: reader.read_u8()?
rank: reader.read_u8()?,
},
0x32 => Packet::RoutingAck,
0x40 => Packet::MonitorRequest {
destination: reader.read_u8()?,
channel: reader.read_u16()?,
probe: reader.read_u8()?
probe: reader.read_u8()?,
},
0x41 => Packet::MonitorReply {
value: reader.read_u64()?
value: reader.read_u64()?,
},
0x50 => Packet::InjectionRequest {
destination: reader.read_u8()?,
channel: reader.read_u16()?,
overrd: reader.read_u8()?,
value: reader.read_u8()?
value: reader.read_u8()?,
},
0x51 => Packet::InjectionStatusRequest {
destination: reader.read_u8()?,
channel: reader.read_u16()?,
overrd: reader.read_u8()?
overrd: reader.read_u8()?,
},
0x52 => Packet::InjectionStatusReply {
value: reader.read_u8()?
value: reader.read_u8()?,
},
0x80 => Packet::I2cStartRequest {
destination: reader.read_u8()?,
busno: reader.read_u8()?
busno: reader.read_u8()?,
},
0x81 => Packet::I2cRestartRequest {
destination: reader.read_u8()?,
busno: reader.read_u8()?
busno: reader.read_u8()?,
},
0x82 => Packet::I2cStopRequest {
destination: reader.read_u8()?,
busno: reader.read_u8()?
busno: reader.read_u8()?,
},
0x83 => Packet::I2cWriteRequest {
destination: reader.read_u8()?,
busno: reader.read_u8()?,
data: reader.read_u8()?
data: reader.read_u8()?,
},
0x84 => Packet::I2cWriteReply {
succeeded: reader.read_bool()?,
ack: reader.read_bool()?
ack: reader.read_bool()?,
},
0x85 => Packet::I2cReadRequest {
destination: reader.read_u8()?,
busno: reader.read_u8()?,
ack: reader.read_bool()?
ack: reader.read_bool()?,
},
0x86 => Packet::I2cReadReply {
succeeded: reader.read_bool()?,
data: reader.read_u8()?
data: reader.read_u8()?,
},
0x87 => Packet::I2cBasicReply {
succeeded: reader.read_bool()?
succeeded: reader.read_bool()?,
},
0x88 => Packet::I2cSwitchSelectRequest {
destination: reader.read_u8()?,
busno: reader.read_u8()?,
address: reader.read_u8()?,
mask: reader.read_u8()?
mask: reader.read_u8()?,
},
0x90 => Packet::SpiSetConfigRequest {
@ -166,157 +242,180 @@ impl Packet {
flags: reader.read_u8()?,
length: reader.read_u8()?,
div: reader.read_u8()?,
cs: reader.read_u8()?
cs: reader.read_u8()?,
},
/* 0x91: was Packet::SpiSetXferRequest */
0x92 => Packet::SpiWriteRequest {
destination: reader.read_u8()?,
busno: reader.read_u8()?,
data: reader.read_u32()?
data: reader.read_u32()?,
},
0x93 => Packet::SpiReadRequest {
destination: reader.read_u8()?,
busno: reader.read_u8()?
busno: reader.read_u8()?,
},
0x94 => Packet::SpiReadReply {
succeeded: reader.read_bool()?,
data: reader.read_u32()?
data: reader.read_u32()?,
},
0x95 => Packet::SpiBasicReply {
succeeded: reader.read_bool()?
succeeded: reader.read_bool()?,
},
ty => return Err(Error::UnknownPacket(ty))
ty => return Err(Error::UnknownPacket(ty)),
})
}
pub fn write_to<W>(&self, writer: &mut W) -> Result<(), IoError>
where W: Write + ?Sized
{
where W: Write + ?Sized {
match *self {
Packet::EchoRequest =>
writer.write_u8(0x00)?,
Packet::EchoReply =>
writer.write_u8(0x01)?,
Packet::ResetRequest =>
writer.write_u8(0x02)?,
Packet::ResetAck =>
writer.write_u8(0x03)?,
Packet::TSCAck =>
writer.write_u8(0x04)?,
Packet::EchoRequest => writer.write_u8(0x00)?,
Packet::EchoReply => writer.write_u8(0x01)?,
Packet::ResetRequest => writer.write_u8(0x02)?,
Packet::ResetAck => writer.write_u8(0x03)?,
Packet::TSCAck => writer.write_u8(0x04)?,
Packet::DestinationStatusRequest { destination } => {
writer.write_u8(0x20)?;
writer.write_u8(destination)?;
},
Packet::DestinationDownReply =>
writer.write_u8(0x21)?,
Packet::DestinationOkReply =>
writer.write_u8(0x22)?,
}
Packet::DestinationDownReply => writer.write_u8(0x21)?,
Packet::DestinationOkReply => writer.write_u8(0x22)?,
Packet::DestinationSequenceErrorReply { channel } => {
writer.write_u8(0x23)?;
writer.write_u16(channel)?;
},
}
Packet::DestinationCollisionReply { channel } => {
writer.write_u8(0x24)?;
writer.write_u16(channel)?;
},
}
Packet::DestinationBusyReply { channel } => {
writer.write_u8(0x25)?;
writer.write_u16(channel)?;
},
}
Packet::RoutingSetPath { destination, hops } => {
writer.write_u8(0x30)?;
writer.write_u8(destination)?;
writer.write_all(&hops)?;
},
}
Packet::RoutingSetRank { rank } => {
writer.write_u8(0x31)?;
writer.write_u8(rank)?;
},
Packet::RoutingAck =>
writer.write_u8(0x32)?,
}
Packet::RoutingAck => writer.write_u8(0x32)?,
Packet::MonitorRequest { destination, channel, probe } => {
Packet::MonitorRequest {
destination,
channel,
probe,
} => {
writer.write_u8(0x40)?;
writer.write_u8(destination)?;
writer.write_u16(channel)?;
writer.write_u8(probe)?;
},
}
Packet::MonitorReply { value } => {
writer.write_u8(0x41)?;
writer.write_u64(value)?;
},
Packet::InjectionRequest { destination, channel, overrd, value } => {
}
Packet::InjectionRequest {
destination,
channel,
overrd,
value,
} => {
writer.write_u8(0x50)?;
writer.write_u8(destination)?;
writer.write_u16(channel)?;
writer.write_u8(overrd)?;
writer.write_u8(value)?;
},
Packet::InjectionStatusRequest { destination, channel, overrd } => {
}
Packet::InjectionStatusRequest {
destination,
channel,
overrd,
} => {
writer.write_u8(0x51)?;
writer.write_u8(destination)?;
writer.write_u16(channel)?;
writer.write_u8(overrd)?;
},
}
Packet::InjectionStatusReply { value } => {
writer.write_u8(0x52)?;
writer.write_u8(value)?;
},
}
Packet::I2cStartRequest { destination, busno } => {
writer.write_u8(0x80)?;
writer.write_u8(destination)?;
writer.write_u8(busno)?;
},
}
Packet::I2cRestartRequest { destination, busno } => {
writer.write_u8(0x81)?;
writer.write_u8(destination)?;
writer.write_u8(busno)?;
},
}
Packet::I2cStopRequest { destination, busno } => {
writer.write_u8(0x82)?;
writer.write_u8(destination)?;
writer.write_u8(busno)?;
},
Packet::I2cWriteRequest { destination, busno, data } => {
}
Packet::I2cWriteRequest {
destination,
busno,
data,
} => {
writer.write_u8(0x83)?;
writer.write_u8(destination)?;
writer.write_u8(busno)?;
writer.write_u8(data)?;
},
}
Packet::I2cWriteReply { succeeded, ack } => {
writer.write_u8(0x84)?;
writer.write_bool(succeeded)?;
writer.write_bool(ack)?;
},
Packet::I2cReadRequest { destination, busno, ack } => {
}
Packet::I2cReadRequest {
destination,
busno,
ack,
} => {
writer.write_u8(0x85)?;
writer.write_u8(destination)?;
writer.write_u8(busno)?;
writer.write_bool(ack)?;
},
}
Packet::I2cReadReply { succeeded, data } => {
writer.write_u8(0x86)?;
writer.write_bool(succeeded)?;
writer.write_u8(data)?;
},
}
Packet::I2cBasicReply { succeeded } => {
writer.write_u8(0x87)?;
writer.write_bool(succeeded)?;
},
Packet::I2cSwitchSelectRequest { destination, busno, address, mask } => {
}
Packet::I2cSwitchSelectRequest {
destination,
busno,
address,
mask,
} => {
writer.write_u8(0x88)?;
writer.write_u8(destination)?;
writer.write_u8(busno)?;
writer.write_u8(address)?;
writer.write_u8(mask)?;
},
}
Packet::SpiSetConfigRequest { destination, busno, flags, length, div, cs } => {
Packet::SpiSetConfigRequest {
destination,
busno,
flags,
length,
div,
cs,
} => {
writer.write_u8(0x90)?;
writer.write_u8(destination)?;
writer.write_u8(busno)?;
@ -324,30 +423,32 @@ impl Packet {
writer.write_u8(length)?;
writer.write_u8(div)?;
writer.write_u8(cs)?;
},
Packet::SpiWriteRequest { destination, busno, data } => {
}
Packet::SpiWriteRequest {
destination,
busno,
data,
} => {
writer.write_u8(0x92)?;
writer.write_u8(destination)?;
writer.write_u8(busno)?;
writer.write_u32(data)?;
},
}
Packet::SpiReadRequest { destination, busno } => {
writer.write_u8(0x93)?;
writer.write_u8(destination)?;
writer.write_u8(busno)?;
},
}
Packet::SpiReadReply { succeeded, data } => {
writer.write_u8(0x94)?;
writer.write_bool(succeeded)?;
writer.write_u32(data)?;
},
}
Packet::SpiBasicReply { succeeded } => {
writer.write_u8(0x95)?;
writer.write_bool(succeeded)?;
},
}
}
Ok(())
}
}

7
src/libboard_artiq/src/io_expander.rs
View File

@ -19,10 +19,8 @@ pub struct IoExpander<'a> {
registers: Registers,
}
impl<'a> IoExpander<'a> {
pub fn new(i2c: &'a mut i2c::I2c, index: u8) -> Result<Self, &'static str> {
// Both expanders on SHARED I2C bus
let mut io_expander = match index {
0 => IoExpander {
@ -54,10 +52,7 @@ impl<'a> IoExpander<'a> {
_ => return Err("incorrect I/O expander index"),
};
if !io_expander.check_ack()? {
info!(
"MCP23017 io expander {} not found. Checking for PCA9539.",
index
);
info!("MCP23017 io expander {} not found. Checking for PCA9539.", index);
io_expander.address += 0xa8; // translate to PCA9539 addresses (see schematic)
io_expander.registers = Registers {
iodira: 0x06,

28
src/libboard_artiq/src/lib.rs
View File

@ -1,34 +1,36 @@
#![no_std]
#![feature(never_type)]
extern crate log;
extern crate core_io;
extern crate crc;
extern crate embedded_hal;
extern crate core_io;
extern crate io;
extern crate libasync;
extern crate libboard_zynq;
extern crate libregister;
extern crate libconfig;
extern crate libcortex_a9;
extern crate libasync;
extern crate libregister;
extern crate log;
extern crate log_buffer;
#[path = "../../../build/pl.rs"]
pub mod pl;
pub mod drtioaux_proto;
pub mod drtio_routing;
pub mod logger;
#[cfg(has_si5324)]
pub mod si5324;
#[cfg(has_drtio)]
pub mod drtioaux;
#[cfg(has_drtio)]
pub mod drtioaux_async;
#[cfg(has_drtio)]
#[path = "../../../build/mem.rs"]
pub mod mem;
pub mod drtioaux_proto;
#[cfg(feature = "target_kasli_soc")]
pub mod io_expander;
pub mod logger;
#[cfg(has_drtio)]
#[rustfmt::skip]
#[path = "../../../build/mem.rs"]
pub mod mem;
#[rustfmt::skip]
#[path = "../../../build/pl.rs"]
pub mod pl;
#[cfg(has_si5324)]
pub mod si5324;
use core::{cmp, str};

56
src/libboard_artiq/src/logger.rs
View File

@ -1,13 +1,13 @@
use core::cell::Cell;
use core::fmt::Write;
use log::{Log, LevelFilter};
use log_buffer::LogBuffer;
use libcortex_a9::mutex::{Mutex, MutexGuard};
use core::{cell::Cell, fmt::Write};
use libboard_zynq::{println, timer::GlobalTimer};
use libcortex_a9::mutex::{Mutex, MutexGuard};
use log::{LevelFilter, Log};
use log_buffer::LogBuffer;
pub struct LogBufferRef<'a> {
buffer: MutexGuard<'a, LogBuffer<&'static mut [u8]>>,
old_log_level: LevelFilter
buffer: MutexGuard<'a, LogBuffer<&'static mut [u8]>>,
old_log_level: LevelFilter,
}
impl<'a> LogBufferRef<'a> {
@ -37,7 +37,7 @@ impl<'a> Drop for LogBufferRef<'a> {
}
pub struct BufferLogger {
buffer: Mutex<LogBuffer<&'static mut [u8]>>,
buffer: Mutex<LogBuffer<&'static mut [u8]>>,
uart_filter: Cell<LevelFilter>,
buffer_filter: Cell<LevelFilter>,
}
@ -56,8 +56,7 @@ impl BufferLogger {
pub fn register(self) {
unsafe {
LOGGER = Some(self);
log::set_logger(LOGGER.as_ref().unwrap())
.expect("global logger can only be initialized once");
log::set_logger(LOGGER.as_ref().unwrap()).expect("global logger can only be initialized once");
}
}
@ -66,9 +65,7 @@ impl BufferLogger {
}
pub fn buffer<'a>(&'a self) -> Option<LogBufferRef<'a>> {
self.buffer
.try_lock()
.map(LogBufferRef::new)
self.buffer.try_lock().map(LogBufferRef::new)
}
pub fn uart_log_level(&self) -> LevelFilter {
@ -99,25 +96,36 @@ impl Log for BufferLogger {
fn log(&self, record: &log::Record) {
if self.enabled(record.metadata()) {
let timestamp = unsafe {
GlobalTimer::get()
}.get_us().0;
let seconds = timestamp / 1_000_000;
let micros = timestamp % 1_000_000;
let timestamp = unsafe { GlobalTimer::get() }.get_us().0;
let seconds = timestamp / 1_000_000;
let micros = timestamp % 1_000_000;
if record.level() <= self.buffer_log_level() {
let mut buffer = self.buffer.lock();
writeln!(buffer, "[{:6}.{:06}s] {:>5}({}): {}", seconds, micros,
record.level(), record.target(), record.args()).unwrap();
writeln!(
buffer,
"[{:6}.{:06}s] {:>5}({}): {}",
seconds,
micros,
record.level(),
record.target(),
record.args()
)
.unwrap();
}
if record.level() <= self.uart_log_level() {
println!("[{:6}.{:06}s] {:>5}({}): {}", seconds, micros,
record.level(), record.target(), record.args());
println!(
"[{:6}.{:06}s] {:>5}({}): {}",
seconds,
micros,
record.level(),
record.target(),
record.args()
);
}
}
}
fn flush(&self) {
}
fn flush(&self) {}
}

165
src/libboard_artiq/src/si5324.rs
View File

@ -1,7 +1,9 @@
use core::result;
use log::info;
use libboard_zynq::{i2c::I2c, timer::GlobalTimer, time::Milliseconds};
use embedded_hal::blocking::delay::DelayUs;
use libboard_zynq::{i2c::I2c, time::Milliseconds, timer::GlobalTimer};
use log::info;
#[cfg(not(si5324_soft_reset))]
use crate::pl::csr;
@ -11,9 +13,13 @@ const ADDRESS: u8 = 0x68;
#[cfg(not(si5324_soft_reset))]
fn hard_reset(timer: &mut GlobalTimer) {
unsafe { csr::si5324_rst_n::out_write(0); }
unsafe {
csr::si5324_rst_n::out_write(0);
}
timer.delay_us(1_000);
unsafe { csr::si5324_rst_n::out_write(1); }
unsafe {
csr::si5324_rst_n::out_write(1);
}
timer.delay_us(10_000);
}
@ -29,7 +35,7 @@ pub struct FrequencySettings {
pub n31: u32,
pub n32: u32,
pub bwsel: u8,
pub crystal_as_ckin2: bool
pub crystal_as_ckin2: bool,
}
pub enum Input {
@ -39,52 +45,52 @@ pub enum Input {
fn map_frequency_settings(settings: &FrequencySettings) -> Result<FrequencySettings> {
if settings.nc1_ls != 0 && (settings.nc1_ls % 2) == 1 {
return Err("NC1_LS must be 0 or even")
return Err("NC1_LS must be 0 or even");
}
if settings.nc1_ls > (1 << 20) {
return Err("NC1_LS is too high")
return Err("NC1_LS is too high");
}
if (settings.n2_ls % 2) == 1 {
return Err("N2_LS must be even")
return Err("N2_LS must be even");
}
if settings.n2_ls > (1 << 20) {
return Err("N2_LS is too high")
return Err("N2_LS is too high");
}
if settings.n31 > (1 << 19) {
return Err("N31 is too high")
return Err("N31 is too high");
}
if settings.n32 > (1 << 19) {
return Err("N32 is too high")
return Err("N32 is too high");
}
let r = FrequencySettings {
n1_hs: match settings.n1_hs {
4 => 0b000,
5 => 0b001,
6 => 0b010,
7 => 0b011,
8 => 0b100,
9 => 0b101,
4 => 0b000,
5 => 0b001,
6 => 0b010,
7 => 0b011,
8 => 0b100,
9 => 0b101,
10 => 0b110,
11 => 0b111,
_ => return Err("N1_HS has an invalid value")
_ => return Err("N1_HS has an invalid value"),
},
nc1_ls: settings.nc1_ls - 1,
n2_hs: match settings.n2_hs {
4 => 0b000,
5 => 0b001,
6 => 0b010,
7 => 0b011,
8 => 0b100,
9 => 0b101,
4 => 0b000,
5 => 0b001,
6 => 0b010,
7 => 0b011,
8 => 0b100,
9 => 0b101,
10 => 0b110,
11 => 0b111,
_ => return Err("N2_HS has an invalid value")
_ => return Err("N2_HS has an invalid value"),
},
n2_ls: settings.n2_ls - 1,
n31: settings.n31 - 1,
n32: settings.n32 - 1,
bwsel: settings.bwsel,
crystal_as_ckin2: settings.crystal_as_ckin2
crystal_as_ckin2: settings.crystal_as_ckin2,
};
Ok(r)
}
@ -92,13 +98,13 @@ fn map_frequency_settings(settings: &FrequencySettings) -> Result<FrequencySetti
fn write(i2c: &mut I2c, reg: u8, val: u8) -> Result<()> {
i2c.start().unwrap();
if !i2c.write(ADDRESS << 1).unwrap() {
return Err("Si5324 failed to ack write address")
return Err("Si5324 failed to ack write address");
}
if !i2c.write(reg).unwrap() {
return Err("Si5324 failed to ack register")
return Err("Si5324 failed to ack register");
}
if !i2c.write(val).unwrap() {
return Err("Si5324 failed to ack value")
return Err("Si5324 failed to ack value");
}
i2c.stop().unwrap();
Ok(())
@ -108,10 +114,10 @@ fn write(i2c: &mut I2c, reg: u8, val: u8) -> Result<()> {
fn write_no_ack_value(i2c: &mut I2c, reg: u8, val: u8) -> Result<()> {
i2c.start().unwrap();
if !i2c.write(ADDRESS << 1).unwrap() {
return Err("Si5324 failed to ack write address")
return Err("Si5324 failed to ack write address");
}
if !i2c.write(reg).unwrap() {
return Err("Si5324 failed to ack register")
return Err("Si5324 failed to ack register");
}
i2c.write(val).unwrap();
i2c.stop().unwrap();
@ -121,22 +127,22 @@ fn write_no_ack_value(i2c: &mut I2c, reg: u8, val: u8) -> Result<()> {
fn read(i2c: &mut I2c, reg: u8) -> Result<u8> {
i2c.start().unwrap();
if !i2c.write(ADDRESS << 1).unwrap() {
return Err("Si5324 failed to ack write address")
return Err("Si5324 failed to ack write address");
}
if !i2c.write(reg).unwrap() {
return Err("Si5324 failed to ack register")
return Err("Si5324 failed to ack register");
}
i2c.restart().unwrap();
if !i2c.write((ADDRESS << 1) | 1).unwrap() {
return Err("Si5324 failed to ack read address")
return Err("Si5324 failed to ack read address");
}
let val = i2c.read(false).unwrap();
i2c.stop().unwrap();
Ok(val)
}
fn rmw<F>(i2c: &mut I2c, reg: u8, f: F) -> Result<()> where
F: Fn(u8) -> u8 {
fn rmw<F>(i2c: &mut I2c, reg: u8, f: F) -> Result<()>
where F: Fn(u8) -> u8 {
let value = read(i2c, reg)?;
write(i2c, reg, f(value))?;
Ok(())
@ -155,18 +161,18 @@ fn soft_reset(i2c: &mut I2c, timer: &mut GlobalTimer) -> Result<()> {
}
fn has_xtal(i2c: &mut I2c) -> Result<bool> {
Ok((read(i2c, 129)? & 0x01) == 0) // LOSX_INT=0
Ok((read(i2c, 129)? & 0x01) == 0) // LOSX_INT=0
}
fn has_ckin(i2c: &mut I2c, input: Input) -> Result<bool> {
match input {
Input::Ckin1 => Ok((read(i2c, 129)? & 0x02) == 0), // LOS1_INT=0
Input::Ckin2 => Ok((read(i2c, 129)? & 0x04) == 0), // LOS2_INT=0
Input::Ckin1 => Ok((read(i2c, 129)? & 0x02) == 0), // LOS1_INT=0
Input::Ckin2 => Ok((read(i2c, 129)? & 0x04) == 0), // LOS2_INT=0
}
}
fn locked(i2c: &mut I2c) -> Result<bool> {
Ok((read(i2c, 130)? & 0x01) == 0) // LOL_INT=0
Ok((read(i2c, 130)? & 0x01) == 0) // LOL_INT=0
}
fn monitor_lock(i2c: &mut I2c, timer: &mut GlobalTimer) -> Result<()> {
@ -211,11 +217,11 @@ pub fn bypass(i2c: &mut I2c, input: Input, timer: &mut GlobalTimer) -> Result<()
Input::Ckin2 => 0b01,
};
init(i2c, timer)?;
rmw(i2c, 21, |v| v & 0xfe)?; // CKSEL_PIN=0
rmw(i2c, 3, |v| (v & 0x3f) | (cksel_reg << 6))?; // CKSEL_REG
rmw(i2c, 4, |v| (v & 0x3f) | (0b00 << 6))?; // AUTOSEL_REG=b00
rmw(i2c, 6, |v| (v & 0xc0) | 0b111111)?; // SFOUT2_REG=b111 SFOUT1_REG=b111
rmw(i2c, 0, |v| (v & 0xfd) | 0x02)?; // BYPASS_REG=1
rmw(i2c, 21, |v| v & 0xfe)?; // CKSEL_PIN=0
rmw(i2c, 3, |v| (v & 0x3f) | (cksel_reg << 6))?; // CKSEL_REG
rmw(i2c, 4, |v| (v & 0x3f) | (0b00 << 6))?; // AUTOSEL_REG=b00
rmw(i2c, 6, |v| (v & 0xc0) | 0b111111)?; // SFOUT2_REG=b111 SFOUT1_REG=b111
rmw(i2c, 0, |v| (v & 0xfd) | 0x02)?; // BYPASS_REG=1
Ok(())
}
@ -228,31 +234,31 @@ pub fn setup(i2c: &mut I2c, settings: &FrequencySettings, input: Input, timer: &
init(i2c, timer)?;
if settings.crystal_as_ckin2 {
rmw(i2c, 0, |v| v | 0x40)?; // FREE_RUN=1
rmw(i2c, 0, |v| v | 0x40)?; // FREE_RUN=1
}
rmw(i2c, 2, |v| (v & 0x0f) | (s.bwsel << 4))?;
rmw(i2c, 21, |v| v & 0xfe)?; // CKSEL_PIN=0
rmw(i2c, 3, |v| (v & 0x2f) | (cksel_reg << 6) | 0x10)?; // CKSEL_REG, SQ_ICAL=1
rmw(i2c, 4, |v| (v & 0x3f) | (0b00 << 6))?; // AUTOSEL_REG=b00
rmw(i2c, 6, |v| (v & 0xc0) | 0b111111)?; // SFOUT2_REG=b111 SFOUT1_REG=b111
write(i2c, 25, (s.n1_hs << 5 ) as u8)?;
write(i2c, 31, (s.nc1_ls >> 16) as u8)?;
write(i2c, 32, (s.nc1_ls >> 8 ) as u8)?;
write(i2c, 33, (s.nc1_ls) as u8)?;
write(i2c, 34, (s.nc1_ls >> 16) as u8)?; // write to NC2_LS as well
write(i2c, 35, (s.nc1_ls >> 8 ) as u8)?;
write(i2c, 36, (s.nc1_ls) as u8)?;
write(i2c, 40, (s.n2_hs << 5 ) as u8 | (s.n2_ls >> 16) as u8)?;
write(i2c, 41, (s.n2_ls >> 8 ) as u8)?;
write(i2c, 42, (s.n2_ls) as u8)?;
write(i2c, 43, (s.n31 >> 16) as u8)?;
write(i2c, 44, (s.n31 >> 8) as u8)?;
write(i2c, 45, (s.n31) as u8)?;
write(i2c, 46, (s.n32 >> 16) as u8)?;
write(i2c, 47, (s.n32 >> 8) as u8)?;
write(i2c, 48, (s.n32) as u8)?;
rmw(i2c, 137, |v| v | 0x01)?; // FASTLOCK=1
rmw(i2c, 136, |v| v | 0x40)?; // ICAL=1
rmw(i2c, 2, |v| (v & 0x0f) | (s.bwsel << 4))?;
rmw(i2c, 21, |v| v & 0xfe)?; // CKSEL_PIN=0
rmw(i2c, 3, |v| (v & 0x2f) | (cksel_reg << 6) | 0x10)?; // CKSEL_REG, SQ_ICAL=1
rmw(i2c, 4, |v| (v & 0x3f) | (0b00 << 6))?; // AUTOSEL_REG=b00
rmw(i2c, 6, |v| (v & 0xc0) | 0b111111)?; // SFOUT2_REG=b111 SFOUT1_REG=b111
write(i2c, 25, (s.n1_hs << 5) as u8)?;
write(i2c, 31, (s.nc1_ls >> 16) as u8)?;
write(i2c, 32, (s.nc1_ls >> 8) as u8)?;
write(i2c, 33, (s.nc1_ls) as u8)?;
write(i2c, 34, (s.nc1_ls >> 16) as u8)?; // write to NC2_LS as well
write(i2c, 35, (s.nc1_ls >> 8) as u8)?;
write(i2c, 36, (s.nc1_ls) as u8)?;
write(i2c, 40, (s.n2_hs << 5) as u8 | (s.n2_ls >> 16) as u8)?;
write(i2c, 41, (s.n2_ls >> 8) as u8)?;
write(i2c, 42, (s.n2_ls) as u8)?;
write(i2c, 43, (s.n31 >> 16) as u8)?;
write(i2c, 44, (s.n31 >> 8) as u8)?;
write(i2c, 45, (s.n31) as u8)?;
write(i2c, 46, (s.n32 >> 16) as u8)?;
write(i2c, 47, (s.n32 >> 8) as u8)?;
write(i2c, 48, (s.n32) as u8)?;
rmw(i2c, 137, |v| v | 0x01)?; // FASTLOCK=1
rmw(i2c, 136, |v| v | 0x40)?; // ICAL=1
if !has_xtal(i2c)? {
return Err("Si5324 misses XA/XB signal");
@ -270,7 +276,7 @@ pub fn select_input(i2c: &mut I2c, input: Input, timer: &mut GlobalTimer) -> Res
Input::Ckin1 => 0b00,
Input::Ckin2 => 0b01,
};
rmw(i2c, 3, |v| (v & 0x3f) | (cksel_reg << 6))?;
rmw(i2c, 3, |v| (v & 0x3f) | (cksel_reg << 6))?;
if !has_ckin(i2c, input)? {
return Err("Si5324 misses clock input signal");
}
@ -285,12 +291,12 @@ pub mod siphaser {
pub fn select_recovered_clock(i2c: &mut I2c, rc: bool, timer: &mut GlobalTimer) -> Result<()> {
let val = read(i2c, 3)?;
write(i2c, 3, (val & 0xdf) | (1 << 5))?; // DHOLD=1
write(i2c, 3, (val & 0xdf) | (1 << 5))?; // DHOLD=1
unsafe {
csr::siphaser::switch_clocks_write(if rc { 1 } else { 0 });
}
let val = read(i2c, 3)?;
write(i2c, 3, (val & 0xdf) | (0 << 5))?; // DHOLD=0
write(i2c, 3, (val & 0xdf) | (0 << 5))?; // DHOLD=0
monitor_lock(i2c, timer)?;
Ok(())
}
@ -309,9 +315,7 @@ pub mod siphaser {
csr::siphaser::error_write(1);
}
timer.delay_us(5_000);
unsafe {
csr::siphaser::error_read() != 0
}
unsafe { csr::siphaser::error_read() != 0 }
}
fn find_edge(target: bool, timer: &mut GlobalTimer) -> Result<u32> {
@ -340,14 +344,19 @@ pub mod siphaser {
}
let width = find_edge(true, timer)? + jitter_margin;
// width is 360 degrees (one full rotation of the phase between s/h limits) minus jitter
info!("calibration successful, lead: {}, width: {} ({}deg)", lead, width, width*360/(56*8));
info!(
"calibration successful, lead: {}, width: {} ({}deg)",
lead,
width,
width * 360 / (56 * 8)
);
// Apply reverse phase shift for half the width to get into the
// middle of the working region.
for _ in 0..width/2 {
for _ in 0..width / 2 {
phase_shift(0, timer);
}
Ok(())
}
}
}

9
src/libbuild_zynq/lib.rs
View File

@ -1,8 +1,7 @@
use std::env;
use std::fs::File;
use std::io::{BufRead, BufReader, Write};
use std::path::PathBuf;
use std::{env,
fs::File,
io::{BufRead, BufReader, Write},
path::PathBuf};
pub fn add_linker_script() {
// Put the linker script somewhere the linker can find it

7
src/libc/build.rs
View File

@ -4,8 +4,7 @@ fn main() {
}
mod libc {
use std::path::Path;
use std::env;
use std::{env, path::Path};
pub fn compile() {
let cfg = &mut cc::Build::new();
@ -32,9 +31,7 @@ mod libc {
cfg.flag("-U_FORTIFY_SOURCE");
cfg.define("_FORTIFY_SOURCE", Some("0"));
let sources = vec![
"printf.c"
];
let sources = vec!["printf.c"];
let root = Path::new("./");
for src in sources {

26
src/libdwarf/src/eh.rs
View File

@ -11,10 +11,12 @@
#![allow(non_upper_case_globals)]
#![allow(unused)]
use crate::DwarfReader;
use core::mem;
use cslice::CSlice;
use crate::DwarfReader;
pub const DW_EH_PE_omit: u8 = 0xFF;
pub const DW_EH_PE_absptr: u8 = 0x00;
@ -160,15 +162,11 @@ pub unsafe fn find_eh_action(
if ar_filter == 0 {
saw_cleanup = true;
} else if ar_filter > 0 {
let catch_type = get_ttype_entry(
ar_filter as usize,
ttype_encoding,
ttype_base,
ttype_table,
)?;
let catch_type =
get_ttype_entry(ar_filter as usize, ttype_encoding, ttype_base, ttype_table)?;
match catch_type {
Some(clause_ptr) if *(clause_ptr as *const u32) == id => {
return Ok(EHAction::Catch(lpad))
return Ok(EHAction::Catch(lpad));
}
None => return Ok(EHAction::Catch(lpad)),
_ => {}
@ -251,19 +249,11 @@ fn get_base(encoding: u8, context: &EHContext<'_>) -> Result<usize, ()> {
}
}
unsafe fn read_encoded_pointer(
reader: &mut DwarfReader,
context: &EHContext<'_>,
encoding: u8,
) -> Result<usize, ()> {
unsafe fn read_encoded_pointer(reader: &mut DwarfReader, context: &EHContext<'_>, encoding: u8) -> Result<usize, ()> {
read_encoded_pointer_with_base(reader, encoding, get_base(encoding, context)?)
}
unsafe fn read_encoded_pointer_with_base(
reader: &mut DwarfReader,
encoding: u8,
base: usize,
) -> Result<usize, ()> {
unsafe fn read_encoded_pointer_with_base(reader: &mut DwarfReader, encoding: u8, base: usize) -> Result<usize, ()> {
if encoding == DW_EH_PE_omit {
return Err(());
}

195
src/libdyld/src/elf.rs
View File

@ -1451,8 +1451,7 @@ pub const R_AARCH64_TLSDESC_CALL: usize = 569;
pub const R_AARCH64_TLSLE_LDST128_TPREL_LO12: usize = 570;
pub const R_AARCH64_TLSLE_LDST128_TPREL_LO12_NC: usize = 571;
pub const R_AARCH64_TLSLD_LDST128_DTPREL_LO12: usize = 572;
pub const R_AARCH64_TLSLD_LDST128_DTPREL_LO12_NC: usize =
573;
pub const R_AARCH64_TLSLD_LDST128_DTPREL_LO12_NC: usize = 573;
pub const R_AARCH64_COPY: usize = 1024;
pub const R_AARCH64_GLOB_DAT: usize = 1025;
pub const R_AARCH64_JUMP_SLOT: usize = 1026;
@ -2267,7 +2266,9 @@ pub struct Elf32_Ehdr {
pub e_shstrndx: Elf32_Half,
}
impl Clone for Elf32_Ehdr {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2288,7 +2289,9 @@ pub struct Elf64_Ehdr {
pub e_shstrndx: Elf64_Half,
}
impl Clone for Elf64_Ehdr {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2305,7 +2308,9 @@ pub struct Elf32_Shdr {
pub sh_entsize: Elf32_Word,
}
impl Clone for Elf32_Shdr {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2322,7 +2327,9 @@ pub struct Elf64_Shdr {
pub sh_entsize: Elf64_Xword,
}
impl Clone for Elf64_Shdr {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2335,7 +2342,9 @@ pub struct Elf32_Sym {
pub st_shndx: Elf32_Section,
}
impl Clone for Elf32_Sym {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2348,7 +2357,9 @@ pub struct Elf64_Sym {
pub st_size: Elf64_Xword,
}
impl Clone for Elf64_Sym {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2357,7 +2368,9 @@ pub struct Elf32_Syminfo {
pub si_flags: Elf32_Half,
}
impl Clone for Elf32_Syminfo {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2366,7 +2379,9 @@ pub struct Elf64_Syminfo {
pub si_flags: Elf64_Half,
}
impl Clone for Elf64_Syminfo {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2375,7 +2390,9 @@ pub struct Elf32_Rel {
pub r_info: Elf32_Word,
}
impl Clone for Elf32_Rel {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2384,7 +2401,9 @@ pub struct Elf64_Rel {
pub r_info: Elf64_Xword,
}
impl Clone for Elf64_Rel {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2394,7 +2413,9 @@ pub struct Elf32_Rela {
pub r_addend: Elf32_Sword,
}
impl Clone for Elf32_Rela {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2404,7 +2425,9 @@ pub struct Elf64_Rela {
pub r_addend: Elf64_Sxword,
}
impl Clone for Elf64_Rela {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2419,7 +2442,9 @@ pub struct Elf32_Phdr {
pub p_align: Elf32_Word,
}
impl Clone for Elf32_Phdr {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2434,7 +2459,9 @@ pub struct Elf64_Phdr {
pub p_align: Elf64_Xword,
}
impl Clone for Elf64_Phdr {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Copy)]
@ -2449,10 +2476,14 @@ pub union Elf32_Dyn__bindgen_ty_1 {
pub d_ptr: Elf32_Addr,
}
impl Clone for Elf32_Dyn__bindgen_ty_1 {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
impl Clone for Elf32_Dyn {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Copy)]
@ -2467,10 +2498,14 @@ pub union Elf64_Dyn__bindgen_ty_1 {
pub d_ptr: Elf64_Addr,
}
impl Clone for Elf64_Dyn__bindgen_ty_1 {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
impl Clone for Elf64_Dyn {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2484,7 +2519,9 @@ pub struct Elf32_Verdef {
pub vd_next: Elf32_Word,
}
impl Clone for Elf32_Verdef {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2498,7 +2535,9 @@ pub struct Elf64_Verdef {
pub vd_next: Elf64_Word,
}
impl Clone for Elf64_Verdef {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2507,7 +2546,9 @@ pub struct Elf32_Verdaux {
pub vda_next: Elf32_Word,
}
impl Clone for Elf32_Verdaux {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2516,7 +2557,9 @@ pub struct Elf64_Verdaux {
pub vda_next: Elf64_Word,
}
impl Clone for Elf64_Verdaux {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2528,7 +2571,9 @@ pub struct Elf32_Verneed {
pub vn_next: Elf32_Word,
}
impl Clone for Elf32_Verneed {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2540,7 +2585,9 @@ pub struct Elf64_Verneed {
pub vn_next: Elf64_Word,
}
impl Clone for Elf64_Verneed {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2552,7 +2599,9 @@ pub struct Elf32_Vernaux {
pub vna_next: Elf32_Word,
}
impl Clone for Elf32_Vernaux {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2564,7 +2613,9 @@ pub struct Elf64_Vernaux {
pub vna_next: Elf64_Word,
}
impl Clone for Elf64_Vernaux {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Copy)]
@ -2578,10 +2629,14 @@ pub union Elf32_auxv_t__bindgen_ty_1 {
pub a_val: u32,
}
impl Clone for Elf32_auxv_t__bindgen_ty_1 {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
impl Clone for Elf32_auxv_t {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Copy)]
@ -2595,10 +2650,14 @@ pub union Elf64_auxv_t__bindgen_ty_1 {
pub a_val: u64,
}
impl Clone for Elf64_auxv_t__bindgen_ty_1 {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
impl Clone for Elf64_auxv_t {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2608,7 +2667,9 @@ pub struct Elf32_Nhdr {
pub n_type: Elf32_Word,
}
impl Clone for Elf32_Nhdr {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2618,7 +2679,9 @@ pub struct Elf64_Nhdr {
pub n_type: Elf64_Word,
}
impl Clone for Elf64_Nhdr {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2630,7 +2693,9 @@ pub struct Elf32_Move {
pub m_stride: Elf32_Half,
}
impl Clone for Elf32_Move {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2642,7 +2707,9 @@ pub struct Elf64_Move {
pub m_stride: Elf64_Half,
}
impl Clone for Elf64_Move {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Copy)]
@ -2657,7 +2724,9 @@ pub struct Elf32_gptab__bindgen_ty_1 {
pub gt_unused: Elf32_Word,
}
impl Clone for Elf32_gptab__bindgen_ty_1 {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2666,10 +2735,14 @@ pub struct Elf32_gptab__bindgen_ty_2 {
pub gt_bytes: Elf32_Word,
}
impl Clone for Elf32_gptab__bindgen_ty_2 {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
impl Clone for Elf32_gptab {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2679,7 +2752,9 @@ pub struct Elf32_RegInfo {
pub ri_gp_value: Elf32_Sword,
}
impl Clone for Elf32_RegInfo {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2690,7 +2765,9 @@ pub struct Elf_Options {
pub info: Elf32_Word,
}
impl Clone for Elf_Options {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2699,7 +2776,9 @@ pub struct Elf_Options_Hw {
pub hwp_flags2: Elf32_Word,
}
impl Clone for Elf_Options_Hw {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2711,7 +2790,9 @@ pub struct Elf32_Lib {
pub l_flags: Elf32_Word,
}
impl Clone for Elf32_Lib {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
#[repr(C)]
#[derive(Debug, Copy)]
@ -2723,17 +2804,31 @@ pub struct Elf64_Lib {
pub l_flags: Elf64_Word,
}
impl Clone for Elf64_Lib {
fn clone(&self) -> Self { *self }
fn clone(&self) -> Self {
*self
}
}
pub type Elf32_Conflict = Elf32_Addr;
#[repr(C)]
#[derive(Clone, Copy)]
pub struct EXIDX_Entry(u32, u32);
pub fn ELF32_R_SYM(info: Elf32_Word) -> Elf32_Word { info >> 8 }
pub fn ELF32_R_TYPE(info: Elf32_Word) -> u8 { info as u8 }
pub fn ELF32_R_INFO(sym: Elf32_Word, ty: u8) -> Elf32_Word { sym << 8 | ty as Elf32_Word }
pub fn ELF32_R_SYM(info: Elf32_Word) -> Elf32_Word {
info >> 8
}
pub fn ELF32_R_TYPE(info: Elf32_Word) -> u8 {
info as u8
}
pub fn ELF32_R_INFO(sym: Elf32_Word, ty: u8) -> Elf32_Word {
sym << 8 | ty as Elf32_Word
}
pub fn ELF32_ST_BIND(info: u8) -> u8 { info >> 4 }
pub fn ELF32_ST_TYPE(info: u8) -> u8 { info & 0xf }
pub fn ELF32_ST_INFO(bind: u8, ty: u8) -> u8 { (bind << 4) | (ty & 0xf) }
pub fn ELF32_ST_BIND(info: u8) -> u8 {
info >> 4
}
pub fn ELF32_ST_TYPE(info: u8) -> u8 {
info & 0xf
}
pub fn ELF32_ST_INFO(bind: u8, ty: u8) -> u8 {
(bind << 4) | (ty & 0xf)
}

54
src/libdyld/src/file.rs
View File

@ -1,8 +1,8 @@
use core::{mem, ptr, ops::{Deref, Range}};
use super::{
Arch,
elf::*,
};
use core::{mem,
ops::{Deref, Range},
ptr};
use super::{elf::*, Arch};
fn read_unaligned<T: Copy>(data: &[u8], offset: usize) -> Option<T> {
if data.len() < offset + mem::size_of::<T>() {
@ -31,14 +31,40 @@ impl<'a> File<'a> {
pub fn arch(&self) -> Option<Arch> {
const IDENT_OPENRISC: [u8; EI_NIDENT] = [
ELFMAG0, ELFMAG1, ELFMAG2, ELFMAG3,
ELFCLASS32, ELFDATA2MSB, EV_CURRENT, ELFOSABI_NONE,
/* ABI version */ 0, /* padding */ 0, 0, 0, 0, 0, 0, 0
ELFMAG0,
ELFMAG1,
ELFMAG2,
ELFMAG3,
ELFCLASS32,
ELFDATA2MSB,
EV_CURRENT,
ELFOSABI_NONE,
/* ABI version */ 0,
/* padding */ 0,
0,
0,
0,
0,
0,
0,
];
const IDENT_ARM: [u8; EI_NIDENT] = [
ELFMAG0, ELFMAG1, ELFMAG2, ELFMAG3,
ELFCLASS32, ELFDATA2LSB, EV_CURRENT, ELFOSABI_NONE,
/* ABI version */ 0, /* padding */ 0, 0, 0, 0, 0, 0, 0
ELFMAG0,
ELFMAG1,
ELFMAG2,
ELFMAG3,
ELFCLASS32,
ELFDATA2LSB,
EV_CURRENT,
ELFOSABI_NONE,
/* ABI version */ 0,
/* padding */ 0,
0,
0,
0,
0,
0,
0,
];
match (self.ehdr.e_ident, self.ehdr.e_machine) {
@ -48,16 +74,14 @@ impl<'a> File<'a> {
}
}
pub fn program_headers<'b>(&'b self) -> impl Iterator<Item = Option<Elf32_Phdr>> + 'b
{
pub fn program_headers<'b>(&'b self) -> impl Iterator<Item = Option<Elf32_Phdr>> + 'b {
(0..self.ehdr.e_phnum).map(move |i| {
let phdr_off = self.ehdr.e_phoff as usize + mem::size_of::<Elf32_Phdr>() * i as usize;
self.read_unaligned::<Elf32_Phdr>(phdr_off)
})
}
pub fn section_headers<'b>(&'b self) -> impl Iterator<Item = Option<Elf32_Shdr>> + 'b
{
pub fn section_headers<'b>(&'b self) -> impl Iterator<Item = Option<Elf32_Shdr>> + 'b {
(0..self.ehdr.e_shnum).map(move |i| {
let shdr_off = self.ehdr.e_shoff as usize + mem::size_of::<Elf32_Shdr>() * i as usize;
self.read_unaligned::<Elf32_Shdr>(shdr_off)

103
src/libdyld/src/image.rs
View File

@ -1,13 +1,9 @@
use core::{
ops::{Deref, DerefMut, Range},
mem,
slice,
};
use alloc::alloc::{alloc_zeroed, dealloc, Layout, LayoutError};
use super::{
elf::*,
Error,
};
use core::{mem,
ops::{Deref, DerefMut, Range},
slice};
use super::{elf::*, Error};
pub struct DynamicSection {
pub strtab: Range<usize>,
@ -34,17 +30,12 @@ impl Image {
slice::from_raw_parts_mut(ptr, size)
};
Ok(Image {
layout,
data,
})
Ok(Image { layout, data })
}
/// assumes that self.data is properly aligned
pub(crate) fn get_ref<T>(&self, offset: usize) -> Option<&T>
where
T: Copy,
{
where T: Copy {
if self.data.len() < offset + mem::size_of::<T>() {
None
} else if (self.data.as_ptr() as usize + offset) & (mem::align_of::<T>() - 1) != 0 {
@ -66,55 +57,53 @@ impl Image {
unsafe { slice::from_raw_parts(ptr, len) }
}
fn dyn_headers<'a>(&'a self, range: Range<usize>) ->
impl Iterator<Item = &'a Elf32_Dyn> + 'a
{
fn dyn_headers<'a>(&'a self, range: Range<usize>) -> impl Iterator<Item = &'a Elf32_Dyn> + 'a {
range
.step_by(mem::size_of::<Elf32_Dyn>())
.filter_map(move |offset| {
self.get_ref::<Elf32_Dyn>(offset)
})
.filter_map(move |offset| self.get_ref::<Elf32_Dyn>(offset))
.take_while(|d| unsafe { d.d_un.d_val } as i32 != DT_NULL)
}
pub fn dyn_section(&self, range: Range<usize>) -> Result<DynamicSection, Error> {
let (mut strtab_off, mut strtab_sz) = (0, 0);
let (mut rel_off, mut rel_sz) = (0, 0);
let (mut rela_off, mut rela_sz) = (0, 0);
let (mut rel_off, mut rel_sz) = (0, 0);
let (mut rela_off, mut rela_sz) = (0, 0);
let (mut pltrel_off, mut pltrel_sz) = (0, 0);
let (mut hash_off, mut hash_sz) = (0, 0);
let (mut hash_off, mut hash_sz) = (0, 0);
let mut symtab_off = 0;
let mut sym_ent = 0;
let mut rel_ent = 0;
let mut rela_ent = 0;
let mut nbucket = 0;
let mut nchain = 0;
let mut sym_ent = 0;
let mut rel_ent = 0;
let mut rela_ent = 0;
let mut nbucket = 0;
let mut nchain = 0;
for dyn_header in self.dyn_headers(range) {
let val = unsafe { dyn_header.d_un.d_val } as usize;
match dyn_header.d_tag {
DT_NULL => break,
DT_STRTAB => strtab_off = val,
DT_STRSZ => strtab_sz = val,
DT_SYMTAB => symtab_off = val,
DT_SYMENT => sym_ent = val,
DT_REL => rel_off = val,
DT_RELSZ => rel_sz = val,
DT_RELENT => rel_ent = val,
DT_RELA => rela_off = val,
DT_RELASZ => rela_sz = val,
DT_RELAENT => rela_ent = val,
DT_JMPREL => pltrel_off = val,
DT_PLTRELSZ => pltrel_sz = val,
DT_HASH => {
nbucket = *self.get_ref::<Elf32_Word>(val + 0)
DT_NULL => break,
DT_STRTAB => strtab_off = val,
DT_STRSZ => strtab_sz = val,
DT_SYMTAB => symtab_off = val,
DT_SYMENT => sym_ent = val,
DT_REL => rel_off = val,
DT_RELSZ => rel_sz = val,
DT_RELENT => rel_ent = val,
DT_RELA => rela_off = val,
DT_RELASZ => rela_sz = val,
DT_RELAENT => rela_ent = val,
DT_JMPREL => pltrel_off = val,
DT_PLTRELSZ => pltrel_sz = val,
DT_HASH => {
nbucket = *self
.get_ref::<Elf32_Word>(val + 0)
.ok_or("cannot read hash bucket count")? as usize;
nchain = *self.get_ref::<Elf32_Word>(val + 4)
nchain = *self
.get_ref::<Elf32_Word>(val + 4)
.ok_or("cannot read hash chain count")? as usize;
hash_off = val + 8;
hash_sz = (nbucket + nchain) * mem::size_of::<Elf32_Word>();
hash_sz = (nbucket + nchain) * mem::size_of::<Elf32_Word>();
}
_ => ()
_ => (),
}
}
@ -123,28 +112,28 @@ impl Image {
let symtab_sz = nchain * mem::size_of::<Elf32_Sym>();
if strtab_off + strtab_sz > self.data.len() {
return Err("invalid strtab offset/size")?
return Err("invalid strtab offset/size")?;
}
if symtab_off + symtab_sz > self.data.len() {
return Err("invalid symtab offset/size")?
return Err("invalid symtab offset/size")?;
}
if sym_ent != mem::size_of::<Elf32_Sym>() {
return Err("incorrect symbol entry size")?
return Err("incorrect symbol entry size")?;
}
if rel_off + rel_sz > self.data.len() {
return Err("invalid rel offset/size")?
return Err("invalid rel offset/size")?;
}
if rel_ent != 0 && rel_ent != mem::size_of::<Elf32_Rel>() {
return Err("incorrect relocation entry size")?
return Err("incorrect relocation entry size")?;
}
if rela_off + rela_sz > self.data.len() {
return Err("invalid rela offset/size")?
return Err("invalid rela offset/size")?;
}
if rela_ent != 0 && rela_ent != mem::size_of::<Elf32_Rela>() {
return Err("incorrect relocation entry size")?
return Err("incorrect relocation entry size")?;
}
if pltrel_off + pltrel_sz > self.data.len() {
return Err("invalid pltrel offset/size")?
return Err("invalid pltrel offset/size")?;
}
Ok(DynamicSection {
@ -165,7 +154,7 @@ impl Image {
pub fn write(&self, offset: usize, value: Elf32_Word) -> Result<(), Error> {
if offset + mem::size_of::<Elf32_Addr>() > self.data.len() {
return Err("relocation out of image bounds")?
return Err("relocation out of image bounds")?;
}
let ptr = (self.data.as_ptr() as usize + offset) as *mut Elf32_Addr;

115
src/libdyld/src/lib.rs
View File

@ -1,13 +1,14 @@
#![no_std]
extern crate alloc;
extern crate log;
extern crate libcortex_a9;
extern crate log;
use core::{convert, fmt, ops::Range, str};
use alloc::string::String;
use log::{debug, trace};
use core::{convert, fmt, ops::Range, str};
use elf::*;
use log::{debug, trace};
pub mod elf;
mod file;
@ -21,11 +22,10 @@ pub enum Arch {
OpenRisc,
}
#[derive(Debug)]
pub enum Error {
Parsing(&'static str),
Lookup(String)
Lookup(String),
}
impl convert::From<&'static str> for Error {
@ -37,10 +37,8 @@ impl convert::From<&'static str> for Error {
impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match self {
&Error::Parsing(desc) =>
write!(f, "parse error: {}", desc),
&Error::Lookup(ref sym) =>
write!(f, "symbol lookup error: {}", sym),
&Error::Parsing(desc) => write!(f, "parse error: {}", desc),
&Error::Lookup(ref sym) => write!(f, "symbol lookup error: {}", sym),
}
}
}
@ -103,20 +101,22 @@ impl Library {
let mut index = self.hash_bucket()[hash as usize % self.hash_bucket().len()] as usize;
loop {
if index == STN_UNDEF { return None }
if index == STN_UNDEF {
return None;
}
let sym = &self.symtab()[index];
let sym_name_off = sym.st_name as usize;
match self.strtab().get(sym_name_off..sym_name_off + name.len()) {
Some(sym_name) if sym_name == name => {
if ELF32_ST_BIND(sym.st_info) & STB_GLOBAL == 0 {
return None
return None;
}
match sym.st_shndx {
SHN_UNDEF => return None,
SHN_ABS => return Some(self.image.ptr() as u32 + sym.st_value),
_ => return Some(self.image.ptr() as u32 + sym.st_value)
_ => return Some(self.image.ptr() as u32 + sym.st_value),
}
}
_ => (),
@ -127,10 +127,16 @@ impl Library {
}
pub fn name_starting_at(&self, offset: usize) -> Result<&[u8], Error> {
let size = self.strtab().iter().skip(offset).position(|&x| x == 0)
.ok_or("symbol in symbol table not null-terminated")?;
Ok(self.strtab().get(offset..offset + size)
.ok_or("cannot read symbol name")?)
let size = self
.strtab()
.iter()
.skip(offset)
.position(|&x| x == 0)
.ok_or("symbol in symbol table not null-terminated")?;
Ok(self
.strtab()
.get(offset..offset + size)
.ok_or("cannot read symbol name")?)
}
/// Rebind Rela by `name` to a new `addr`
@ -143,53 +149,59 @@ impl Library {
}
}
pub fn load(
data: &[u8],
resolve: &dyn Fn(&[u8]) -> Option<Elf32_Word>
) -> Result<Library, Error> {
pub fn load(data: &[u8], resolve: &dyn Fn(&[u8]) -> Option<Elf32_Word>) -> Result<Library, Error> {
// validate ELF file
let file = file::File::new(data)
.ok_or("cannot read ELF header")?;
let file = file::File::new(data).ok_or("cannot read ELF header")?;
if file.ehdr.e_type != ET_DYN {
return Err("not a shared library")?
return Err("not a shared library")?;
}
let arch = file.arch()
.ok_or("not for a supported architecture")?;
let arch = file.arch().ok_or("not for a supported architecture")?;
// prepare target memory
let image_size = file.program_headers()
let image_size = file
.program_headers()
.filter_map(|phdr| phdr.map(|phdr| phdr.p_vaddr + phdr.p_memsz))
.max()
.unwrap_or(0) as usize;
let image_align = file.program_headers()
.filter_map(|phdr| phdr.and_then(|phdr| {
if phdr.p_type == PT_LOAD {
Some(phdr.p_align)
} else {
None
}
}))
let image_align = file
.program_headers()
.filter_map(|phdr| {
phdr.and_then(|phdr| {
if phdr.p_type == PT_LOAD {
Some(phdr.p_align)
} else {
None
}
})
})
.max()
.unwrap_or(4) as usize;
// 1 image for all segments
let mut image = image::Image::new(image_size, image_align)
.map_err(|_| "cannot allocate target image")?;
debug!("ELF target: {} bytes, align to {:X}, allocated at {:08X}", image_size, image_align, image.ptr() as usize);
let mut image = image::Image::new(image_size, image_align).map_err(|_| "cannot allocate target image")?;
debug!(
"ELF target: {} bytes, align to {:X}, allocated at {:08X}",
image_size,
image_align,
image.ptr() as usize
);
// LOAD
for phdr in file.program_headers() {
let phdr = phdr.ok_or("cannot read program header")?;
trace!("Program header: {:08X}+{:08X} to {:08X}",
phdr.p_offset, phdr.p_filesz,
image.ptr() as u32
trace!(
"Program header: {:08X}+{:08X} to {:08X}",
phdr.p_offset,
phdr.p_filesz,
image.ptr() as u32
);
let file_range = phdr.p_offset as usize..(phdr.p_offset + phdr.p_filesz) as usize;
match phdr.p_type {
PT_LOAD => {
let src = file.get(file_range)
let src = file
.get(file_range)
.ok_or("program header requests an out of bounds load (in file)")?;
let dst = image.get_mut(phdr.p_vaddr as usize..
(phdr.p_vaddr + phdr.p_filesz) as usize)
let dst = image
.get_mut(phdr.p_vaddr as usize..(phdr.p_vaddr + phdr.p_filesz) as usize)
.ok_or("program header requests an out of bounds load (in target)")?;
dst.copy_from_slice(src);
}
@ -203,9 +215,9 @@ pub fn load(
let shdr = shdr.ok_or("cannot read section header")?;
match shdr.sh_type as usize {
SHT_ARM_EXIDX => {
let range = shdr.sh_addr as usize..
(shdr.sh_addr + shdr.sh_size) as usize;
let _ = image.get(range.clone())
let range = shdr.sh_addr as usize..(shdr.sh_addr + shdr.sh_size) as usize;
let _ = image
.get(range.clone())
.ok_or("section header specifies EXIDX outside of image (in target)")?;
exidx = Some(range);
}
@ -214,11 +226,14 @@ pub fn load(
}
// relocate DYNAMIC
let dyn_range = file.dyn_header_vaddr()
.ok_or("cannot find a dynamic header")?;
let dyn_range = file.dyn_header_vaddr().ok_or("cannot find a dynamic header")?;
let dyn_section = image.dyn_section(dyn_range.clone())?;
debug!("Relocating {} rela, {} rel, {} pltrel",
dyn_section.rela.len(), dyn_section.rel.len(), dyn_section.pltrel.len());
debug!(
"Relocating {} rela, {} rel, {} pltrel",
dyn_section.rela.len(),
dyn_section.rel.len(),
dyn_section.pltrel.len()
);
let lib = Library {
arch,
image,

94
src/libdyld/src/reloc.rs
View File

@ -1,16 +1,10 @@
use alloc::string::String;
use libcortex_a9::{asm::{dsb, isb},
cache::{bpiall, dcci_slice, iciallu}};
use log::trace;
use super::{
Arch,
elf::*,
Error,
image::Image,
Library,
};
use libcortex_a9::{
cache::{dcci_slice, iciallu, bpiall},
asm::{dsb, isb},
};
use super::{elf::*, image::Image, Arch, Error, Library};
pub trait Relocatable {
fn offset(&self) -> usize;
@ -66,25 +60,18 @@ enum RelType {
impl RelType {
pub fn new(arch: Arch, type_info: u8) -> Option<Self> {
match type_info {
R_OR1K_NONE if arch == Arch::OpenRisc =>
Some(RelType::None),
R_ARM_NONE if arch == Arch::Arm =>
Some(RelType::None),
R_OR1K_NONE if arch == Arch::OpenRisc => Some(RelType::None),
R_ARM_NONE if arch == Arch::Arm => Some(RelType::None),
R_OR1K_RELATIVE if arch == Arch::OpenRisc =>
Some(RelType::Relative),
R_ARM_RELATIVE if arch == Arch::Arm =>
Some(RelType::Relative),
R_OR1K_RELATIVE if arch == Arch::OpenRisc => Some(RelType::Relative),
R_ARM_RELATIVE if arch == Arch::Arm => Some(RelType::Relative),
R_OR1K_32 | R_OR1K_GLOB_DAT | R_OR1K_JMP_SLOT
if arch == Arch::OpenRisc => Some(RelType::LookupAbs),
R_ARM_GLOB_DAT | R_ARM_JUMP_SLOT | R_ARM_ABS32
if arch == Arch::Arm => Some(RelType::LookupAbs),
R_OR1K_32 | R_OR1K_GLOB_DAT | R_OR1K_JMP_SLOT if arch == Arch::OpenRisc => Some(RelType::LookupAbs),
R_ARM_GLOB_DAT | R_ARM_JUMP_SLOT | R_ARM_ABS32 if arch == Arch::Arm => Some(RelType::LookupAbs),
R_ARM_PREL31 if arch == Arch::Arm => Some(RelType::LookupRel),
_ =>
None
_ => None,
}
}
}
@ -96,22 +83,25 @@ fn format_sym_name(sym_name: &[u8]) -> String {
}
pub fn relocate<R: Relocatable>(
arch: Arch, lib: &Library,
rel: &R, resolve: &dyn Fn(&[u8]) -> Option<Elf32_Word>
arch: Arch,
lib: &Library,
rel: &R,
resolve: &dyn Fn(&[u8]) -> Option<Elf32_Word>,
) -> Result<(), Error> {
let sym;
if rel.sym_info() == 0 {
sym = None;
} else {
sym = Some(lib.symtab().get(rel.sym_info() as usize)
.ok_or("symbol out of bounds of symbol table")?)
sym = Some(
lib.symtab()
.get(rel.sym_info() as usize)
.ok_or("symbol out of bounds of symbol table")?,
)
}
let rel_type = RelType::new(arch, rel.type_info())
.ok_or("unsupported relocation type")?;
let rel_type = RelType::new(arch, rel.type_info()).ok_or("unsupported relocation type")?;
let value = match rel_type {
RelType::None =>
return Ok(()),
RelType::None => return Ok(()),
RelType::Relative => {
let addend = rel.addend(&lib.image);
@ -132,42 +122,48 @@ pub fn relocate<R: Relocatable>(
addr
} else {
// We couldn't find it anywhere.
return Err(Error::Lookup(format_sym_name(sym_name)))
return Err(Error::Lookup(format_sym_name(sym_name)));
};
match rel_type {
RelType::LookupAbs => sym_addr,
RelType::LookupRel =>
sym_addr.wrapping_sub(
lib.image.ptr().wrapping_offset(rel.offset() as isize) as Elf32_Addr),
_ => unreachable!()
RelType::LookupRel => {
sym_addr.wrapping_sub(lib.image.ptr().wrapping_offset(rel.offset() as isize) as Elf32_Addr)
}
_ => unreachable!(),
}
}
};
match rel.type_info() {
R_ARM_PREL31 => {
let reloc_word = lib.image.get_ref::<Elf32_Word>(rel.offset())
.ok_or("relocation offset cannot be read")?;
lib.image.write(rel.offset(), (reloc_word & 0x80000000) | (value & 0x7FFFFFFF))
},
let reloc_word = lib
.image
.get_ref::<Elf32_Word>(rel.offset())
.ok_or("relocation offset cannot be read")?;
lib.image
.write(rel.offset(), (reloc_word & 0x80000000) | (value & 0x7FFFFFFF))
}
_ => lib.image.write(rel.offset(), value),
}
}
pub fn rebind(
arch: Arch, lib: &Library, name: &[u8], value: Elf32_Word
) -> Result<(), Error> {
pub fn rebind(arch: Arch, lib: &Library, name: &[u8], value: Elf32_Word) -> Result<(), Error> {
fn rebind_symbol_to_value<R: Relocatable>(
arch: Arch, lib: &Library,name: &[u8], value: Elf32_Word, relocs: &[R]
arch: Arch,
lib: &Library,
name: &[u8],
value: Elf32_Word,
relocs: &[R],
) -> Result<(), Error> {
for reloc in relocs {
let rel_type = RelType::new(arch, reloc.type_info())
.ok_or("unsupported relocation type")?;
let rel_type = RelType::new(arch, reloc.type_info()).ok_or("unsupported relocation type")?;
match rel_type {
RelType::LookupAbs => {
let sym = lib.symtab().get(reloc.sym_info() as usize)
let sym = lib
.symtab()
.get(reloc.sym_info() as usize)
.ok_or("symbol out of bounds of symbol table")?;
let sym_name = lib.name_starting_at(sym.st_name as usize)?;

9
src/libio/cursor.rs
View File

@ -1,9 +1,9 @@
use core_io::{Read, Write, Error as IoError};
use core_io::{Error as IoError, Read, Write};
#[derive(Debug, Clone)]
pub struct Cursor<T> {
inner: T,
pos: usize
pos: usize,
}
impl<T> Cursor<T> {
@ -39,7 +39,6 @@ impl<T> Cursor<T> {
}
impl<T: AsRef<[u8]>> Read for Cursor<T> {
fn read(&mut self, buf: &mut [u8]) -> Result<usize, IoError> {
let data = &self.inner.as_ref()[self.pos..];
let len = buf.len().min(data.len());
@ -50,10 +49,9 @@ impl<T: AsRef<[u8]>> Read for Cursor<T> {
}
impl Write for Cursor<&mut [u8]> {
fn write(&mut self, buf: &[u8]) -> Result<usize, IoError> {
let data = &mut self.inner[self.pos..];
let len = buf.len().min(data.len());
let len = buf.len().min(data.len());
data[..len].copy_from_slice(&buf[..len]);
self.pos += len;
Ok(len)
@ -67,7 +65,6 @@ impl Write for Cursor<&mut [u8]> {
#[cfg(feature = "alloc")]
impl Write for Cursor<::alloc::Vec<u8>> {
#[inline]
fn write(&mut self, buf: &[u8]) -> Result<usize, IoError> {
self.inner.extend_from_slice(buf);

4
src/libio/lib.rs
View File

@ -16,7 +16,7 @@ pub mod cursor;
pub mod proto;
pub use cursor::Cursor;
#[cfg(all(feature = "byteorder", feature = "alloc"))]
pub use proto::ReadStringError;
#[cfg(feature = "byteorder")]
pub use proto::{ProtoRead, ProtoWrite};
#[cfg(all(feature = "byteorder", feature = "alloc"))]
pub use proto::ReadStringError;

17
src/libio/proto.rs
View File

@ -1,15 +1,14 @@
use alloc::{string::String, vec};
use core::str::Utf8Error;
use byteorder::{ByteOrder, NativeEndian};
use alloc::vec;
use alloc::string::String;
use core_io::{Read, Write, Error as IoError};
use byteorder::{ByteOrder, NativeEndian};
use core_io::{Error as IoError, Read, Write};
#[allow(dead_code)]
#[derive(Debug, Clone, PartialEq)]
pub enum ReadStringError<T> {
Utf8(Utf8Error),
Other(T)
Other(T),
}
pub trait ProtoRead {
@ -141,7 +140,9 @@ pub trait ProtoWrite {
}
}
impl<T> ProtoRead for T where T: Read + ?Sized {
impl<T> ProtoRead for T
where T: Read + ?Sized
{
type ReadError = IoError;
fn read_exact(&mut self, buf: &mut [u8]) -> Result<(), Self::ReadError> {
@ -149,7 +150,9 @@ impl<T> ProtoRead for T where T: Read + ?Sized {
}
}
impl<T> ProtoWrite for T where T: Write + ?Sized {
impl<T> ProtoWrite for T
where T: Write + ?Sized
{
type WriteError = IoError;
fn write_all(&mut self, buf: &[u8]) -> Result<(), Self::WriteError> {

18
src/libunwind/backtrace.rs
View File

@ -1,27 +1,25 @@
use libc::{c_void, c_int};
use libc::{c_int, c_void};
use crate::libunwind as uw;
const UW_REG_SP: c_int = 13;
pub fn backtrace<F>(f: F) -> Result<(), uw::_Unwind_Reason_Code>
where F: FnMut(usize) -> ()
{
where F: FnMut(usize) -> () {
struct TraceContext<F> {
step_fn: F,
prev_sp: uw::_Unwind_Word
prev_sp: uw::_Unwind_Word,
}
extern fn trace<F>(context: *mut uw::_Unwind_Context, arg: *mut c_void)
-> uw::_Unwind_Reason_Code
where F: FnMut(usize) -> ()
{
extern "C" fn trace<F>(context: *mut uw::_Unwind_Context, arg: *mut c_void) -> uw::_Unwind_Reason_Code
where F: FnMut(usize) -> () {
unsafe {
let trace_context = &mut *(arg as *mut TraceContext<F>);
// Detect the root of a libfringe thread
let cur_sp = uw::_Unwind_GetGR(context, UW_REG_SP);
if cur_sp == trace_context.prev_sp {
return uw::_URC_END_OF_STACK
return uw::_URC_END_OF_STACK;
} else {
trace_context.prev_sp = cur_sp;
}
@ -35,7 +33,7 @@ pub fn backtrace<F>(f: F) -> Result<(), uw::_Unwind_Reason_Code>
let mut trace_context = TraceContext { step_fn: f, prev_sp: 0 };
match uw::_Unwind_Backtrace(trace::<F>, &mut trace_context as *mut _ as *mut c_void) {
uw::_URC_NO_REASON => Ok(()),
err => Err(err)
err => Err(err),
}
}
}

9
src/libunwind/build.rs
View File

@ -5,8 +5,7 @@ fn main() {
}
mod llvm_libunwind {
use std::path::Path;
use std::env;
use std::{env, path::Path};
fn setup_options(cfg: &mut cc::Build) {
cfg.no_default_flags(true);
@ -82,11 +81,7 @@ mod llvm_libunwind {
cfg.flag("-fvisibility=hidden");
cfg.flag_if_supported("-fvisibility-global-new-delete-hidden");
let unwind_sources = vec![
"Unwind-EHABI.cpp",
"Unwind-seh.cpp",
"libunwind.cpp"
];
let unwind_sources = vec!["Unwind-EHABI.cpp", "Unwind-seh.cpp", "libunwind.cpp"];
let root = Path::new("../llvm_libunwind");
cfg.include(root.join("include"));

6
src/libunwind/libunwind.rs
View File

@ -21,8 +21,7 @@ pub use _Unwind_Reason_Code::*;
pub type _Unwind_Exception_Class = u64;
pub type _Unwind_Word = uintptr_t;
pub type _Unwind_Ptr = uintptr_t;
pub type _Unwind_Trace_Fn =
extern "C" fn(ctx: *mut _Unwind_Context, arg: *mut c_void) -> _Unwind_Reason_Code;
pub type _Unwind_Trace_Fn = extern "C" fn(ctx: *mut _Unwind_Context, arg: *mut c_void) -> _Unwind_Reason_Code;
#[cfg(target_arch = "x86")]
pub const unwinder_private_data_size: usize = 5;
@ -279,7 +278,6 @@ if #[cfg(all(windows, target_arch = "x86_64", target_env = "gnu"))] {
} // cfg_if!
#[no_mangle]
extern fn abort() {
extern "C" fn abort() {
panic!("Abort!");
}

17
src/runtime/src/analyzer.rs
View File

@ -3,8 +3,7 @@ use libboard_zynq::smoltcp::Error;
use libcortex_a9::cache;
use log::{debug, info, warn};
use crate::proto_async::*;
use crate::pl;
use crate::{pl, proto_async::*};
const BUFFER_SIZE: usize = 512 * 1024;
@ -13,9 +12,7 @@ struct Buffer {
data: [u8; BUFFER_SIZE],
}
static mut BUFFER: Buffer = Buffer {
data: [0; BUFFER_SIZE]
};
static mut BUFFER: Buffer = Buffer { data: [0; BUFFER_SIZE] };
fn arm() {
debug!("arming RTIO analyzer");
@ -46,7 +43,7 @@ struct Header {
total_byte_count: u64,
error_occurred: bool,
log_channel: u8,
dds_onehot_sel: bool
dds_onehot_sel: bool,
}
async fn write_header(stream: &mut TcpStream, header: &Header) -> Result<(), Error> {
@ -78,10 +75,14 @@ async fn handle_connection(stream: &mut TcpStream) -> Result<(), Error> {
let header = Header {
total_byte_count: total_byte_count,
sent_bytes: if wraparound { BUFFER_SIZE as u32 } else { total_byte_count as u32 },
sent_bytes: if wraparound {
BUFFER_SIZE as u32
} else {
total_byte_count as u32
},
error_occurred: overflow_occurred | bus_error_occurred,
log_channel: pl::csr::CONFIG_RTIO_LOG_CHANNEL as u8,
dds_onehot_sel: true // kept for backward compatibility of analyzer dumps
dds_onehot_sel: true, // kept for backward compatibility of analyzer dumps
};
debug!("{:?}", header);

290
src/runtime/src/comms.rs
View File

@ -1,39 +1,33 @@
use core::{fmt, slice, str};
use core::cell::RefCell;
use alloc::{vec, vec::Vec, string::String, collections::BTreeMap, rc::Rc};
use log::{info, warn, error};
use alloc::{collections::BTreeMap, rc::Rc, string::String, vec, vec::Vec};
use core::{cell::RefCell, fmt, slice, str};
use cslice::CSlice;
use num_derive::{FromPrimitive, ToPrimitive};
use num_traits::{FromPrimitive, ToPrimitive};
use libboard_zynq::{
self as zynq,
smoltcp::{
self,
wire::IpCidr,
iface::{NeighborCache, EthernetInterfaceBuilder},
time::Instant,
},
timer::GlobalTimer,
};
use libcortex_a9::{semaphore::Semaphore, mutex::Mutex, sync_channel::{Sender, Receiver}};
use futures::{select_biased, future::FutureExt};
use libasync::{smoltcp::{Sockets, TcpStream}, task};
use libconfig::{Config, net_settings};
use futures::{future::FutureExt, select_biased};
use libasync::{smoltcp::{Sockets, TcpStream},
task};
use libboard_artiq::drtio_routing;
#[cfg(feature = "target_kasli_soc")]
use libboard_zynq::error_led::ErrorLED;
use libboard_zynq::{self as zynq,
smoltcp::{self,
iface::{EthernetInterfaceBuilder, NeighborCache},
time::Instant,
wire::IpCidr},
timer::GlobalTimer};
use libconfig::{net_settings, Config};
use libcortex_a9::{mutex::Mutex,
semaphore::Semaphore,
sync_channel::{Receiver, Sender}};
use log::{error, info, warn};
use num_derive::{FromPrimitive, ToPrimitive};
use num_traits::{FromPrimitive, ToPrimitive};
use crate::proto_async::*;
use crate::kernel;
use crate::rpc;
use crate::moninj;
use crate::mgmt;
use crate::analyzer;
use crate::rtio_mgt::{self, resolve_channel_name};
#[cfg(has_drtio)]
use crate::pl;
use crate::{analyzer, kernel, mgmt, moninj,
proto_async::*,
rpc,
rtio_mgt::{self, resolve_channel_name}};
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum Error {
@ -49,9 +43,9 @@ impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match self {
Error::NetworkError(error) => write!(f, "network error: {}", error),
Error::UnexpectedPattern => write!(f, "unexpected pattern"),
Error::UnrecognizedPacket => write!(f, "unrecognized packet"),
Error::BufferExhausted => write!(f, "buffer exhausted"),
Error::UnexpectedPattern => write!(f, "unexpected pattern"),
Error::UnrecognizedPacket => write!(f, "unrecognized packet"),
Error::BufferExhausted => write!(f, "buffer exhausted"),
}
}
}
@ -88,15 +82,16 @@ static CACHE_STORE: Mutex<BTreeMap<String, Vec<i32>>> = Mutex::new(BTreeMap::new
static DMA_RECORD_STORE: Mutex<BTreeMap<String, (Vec<u8>, i64)>> = Mutex::new(BTreeMap::new());
async fn write_header(stream: &TcpStream, reply: Reply) -> Result<()> {
stream.send_slice(&[0x5a, 0x5a, 0x5a, 0x5a, reply.to_u8().unwrap()]).await?;
stream
.send_slice(&[0x5a, 0x5a, 0x5a, 0x5a, reply.to_u8().unwrap()])
.await?;
Ok(())
}
async fn read_request(stream: &TcpStream, allow_close: bool) -> Result<Option<Request>> {
match expect(stream, &[0x5a, 0x5a, 0x5a, 0x5a]).await {
Ok(true) => {}
Ok(false) =>
return Err(Error::UnexpectedPattern),
Ok(false) => return Err(Error::UnexpectedPattern),
Err(smoltcp::Error::Finished) => {
if allow_close {
info!("peer closed connection");
@ -105,11 +100,12 @@ async fn read_request(stream: &TcpStream, allow_close: bool) -> Result<Option<Re
error!("peer unexpectedly closed connection");
return Err(smoltcp::Error::Finished)?;
}
},
Err(e) =>
return Err(e)?,
}
Err(e) => return Err(e)?,
}
Ok(Some(FromPrimitive::from_i8(read_i8(&stream).await?).ok_or(Error::UnrecognizedPacket)?))
Ok(Some(
FromPrimitive::from_i8(read_i8(&stream).await?).ok_or(Error::UnrecognizedPacket)?,
))
}
async fn read_bytes(stream: &TcpStream, max_length: usize) -> Result<Vec<u8>> {
@ -128,9 +124,7 @@ async fn fast_send(sender: &mut Sender<'_, kernel::Message>, content: kernel::Me
let mut content = content;
for _ in 0..RETRY_LIMIT {
match sender.try_send(content) {
Ok(()) => {
return
},
Ok(()) => return,
Err(v) => {
content = v;
}
@ -142,10 +136,8 @@ async fn fast_send(sender: &mut Sender<'_, kernel::Message>, content: kernel::Me
async fn fast_recv(receiver: &mut Receiver<'_, kernel::Message>) -> kernel::Message {
for _ in 0..RETRY_LIMIT {
match receiver.try_recv() {
Ok(v) => {
return v;
},
Err(()) => ()
Ok(v) => return v,
Err(()) => (),
}
}
receiver.async_recv().await
@ -161,7 +153,11 @@ async fn write_exception_string(stream: &TcpStream, s: CSlice<'static, u8>) -> R
Ok(())
}
async fn handle_run_kernel(stream: Option<&TcpStream>, control: &Rc<RefCell<kernel::Control>>, _up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>) -> Result<()> {
async fn handle_run_kernel(
stream: Option<&TcpStream>,
control: &Rc<RefCell<kernel::Control>>,
_up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>,
) -> Result<()> {
control.borrow_mut().tx.async_send(kernel::Message::StartRequest).await;
loop {
let reply = control.borrow_mut().rx.async_recv().await;
@ -169,7 +165,7 @@ async fn handle_run_kernel(stream: Option<&TcpStream>, control: &Rc<RefCell<kern
kernel::Message::RpcSend { is_async, data } => {
if stream.is_none() {
error!("Unexpected RPC from startup/idle kernel!");
break
break;
}
let stream = stream.unwrap();
write_header(stream, Reply::RPCRequest).await?;
@ -196,46 +192,64 @@ async fn handle_run_kernel(stream: Option<&TcpStream>, control: &Rc<RefCell<kern
fast_send(&mut control.tx, kernel::Message::RpcRecvReply(Ok(size))).await;
match fast_recv(&mut control.rx).await {
kernel::Message::RpcRecvRequest(slot) => slot,
other => panic!("expected nested value slot from kernel CPU, not {:?}", other),
other => {
panic!("expected nested value slot from kernel CPU, not {:?}", other)
}
}
}
}
}).await?;
control.borrow_mut().tx.async_send(kernel::Message::RpcRecvReply(Ok(0))).await;
},
})
.await?;
control
.borrow_mut()
.tx
.async_send(kernel::Message::RpcRecvReply(Ok(0)))
.await;
}
Request::RPCException => {
let mut control = control.borrow_mut();
match control.rx.async_recv().await {
kernel::Message::RpcRecvRequest(_) => (),
other => panic!("expected (ignored) root value slot from kernel CPU, not {:?}", other),
}
let id = read_i32(stream).await? as u32;
let message = read_i32(stream).await? as u32;
let param = [read_i64(stream).await?,
read_i64(stream).await?,
read_i64(stream).await?];
let file = read_i32(stream).await? as u32;
let line = read_i32(stream).await?;
let column = read_i32(stream).await?;
let id = read_i32(stream).await? as u32;
let message = read_i32(stream).await? as u32;
let param = [
read_i64(stream).await?,
read_i64(stream).await?,
read_i64(stream).await?,
];
let file = read_i32(stream).await? as u32;
let line = read_i32(stream).await?;
let column = read_i32(stream).await?;
let function = read_i32(stream).await? as u32;
control.tx.async_send(kernel::Message::RpcRecvReply(Err(kernel::RPCException {
id, message, param, file, line, column, function
}))).await;
},
control
.tx
.async_send(kernel::Message::RpcRecvReply(Err(kernel::RPCException {
id,
message,
param,
file,
line,
column,
function,
})))
.await;
}
_ => {
error!("unexpected RPC request from host: {:?}", host_request);
return Err(Error::UnrecognizedPacket)
return Err(Error::UnrecognizedPacket);
}
}
}
},
}
kernel::Message::KernelFinished(async_errors) => {
if let Some(stream) = stream {
write_header(stream, Reply::KernelFinished).await?;
write_i8(stream, async_errors as i8).await?;
}
break;
},
}
kernel::Message::KernelException(exceptions, stack_pointers, backtrace, async_errors) => {
match stream {
Some(stream) => {
@ -247,12 +261,22 @@ async fn handle_run_kernel(stream: Option<&TcpStream>, control: &Rc<RefCell<kern
let exception = exception.as_ref().unwrap();
write_i32(stream, exception.id as i32).await?;
if exception.message.len() == usize::MAX { // exception with host string
if exception.message.len() == usize::MAX {
// exception with host string
write_exception_string(stream, exception.message).await?;
} else {
let msg = str::from_utf8(unsafe { slice::from_raw_parts(exception.message.as_ptr(), exception.message.len()) })
.unwrap()
.replace("{rtio_channel_info:0}", &format!("0x{:04x}:{}", exception.param[0], resolve_channel_name(exception.param[0] as u32)));
let msg = str::from_utf8(unsafe {
slice::from_raw_parts(exception.message.as_ptr(), exception.message.len())
})
.unwrap()
.replace(
"{rtio_channel_info:0}",
&format!(
"0x{:04x}:{}",
exception.param[0],
resolve_channel_name(exception.param[0] as u32)
),
);
write_exception_string(stream, unsafe { CSlice::new(msg.as_ptr(), msg.len()) }).await?;
}
@ -275,7 +299,7 @@ async fn handle_run_kernel(stream: Option<&TcpStream>, control: &Rc<RefCell<kern
write_i32(stream, sp as i32).await?;
}
write_i8(stream, async_errors as i8).await?;
},
}
None => {
error!("Uncaught kernel exceptions: {:?}", exceptions);
}
@ -284,27 +308,41 @@ async fn handle_run_kernel(stream: Option<&TcpStream>, control: &Rc<RefCell<kern
}
kernel::Message::CachePutRequest(key, value) => {
CACHE_STORE.lock().insert(key, value);
},
}
kernel::Message::CacheGetRequest(key) => {
const DEFAULT: Vec<i32> = Vec::new();
let value = CACHE_STORE.lock().get(&key).unwrap_or(&DEFAULT).clone();
control.borrow_mut().tx.async_send(kernel::Message::CacheGetReply(value)).await;
},
control
.borrow_mut()
.tx
.async_send(kernel::Message::CacheGetReply(value))
.await;
}
kernel::Message::DmaPutRequest(recorder) => {
DMA_RECORD_STORE.lock().insert(recorder.name, (recorder.buffer, recorder.duration));
},
DMA_RECORD_STORE
.lock()
.insert(recorder.name, (recorder.buffer, recorder.duration));
}
kernel::Message::DmaEraseRequest(name) => {
// prevent possible OOM when we have large DMA record replacement.
DMA_RECORD_STORE.lock().remove(&name);
},
}
kernel::Message::DmaGetRequest(name) => {
let result = DMA_RECORD_STORE.lock().get(&name).map(|v| v.clone());
control.borrow_mut().tx.async_send(kernel::Message::DmaGetReply(result)).await;
},
control
.borrow_mut()
.tx
.async_send(kernel::Message::DmaGetReply(result))
.await;
}
#[cfg(has_drtio)]
kernel::Message::UpDestinationsRequest(destination) => {
let result = _up_destinations.borrow()[destination as usize];
control.borrow_mut().tx.async_send(kernel::Message::UpDestinationsReply(result)).await;
control
.borrow_mut()
.tx
.async_send(kernel::Message::UpDestinationsReply(result))
.await;
}
_ => {
panic!("unexpected message from core1 while kernel was running: {:?}", reply);
@ -314,11 +352,17 @@ async fn handle_run_kernel(stream: Option<&TcpStream>, control: &Rc<RefCell<kern
Ok(())
}
async fn load_kernel(buffer: &Vec<u8>, control: &Rc<RefCell<kernel::Control>>, stream: Option<&TcpStream>) -> Result<()> {
async fn load_kernel(
buffer: &Vec<u8>,
control: &Rc<RefCell<kernel::Control>>,
stream: Option<&TcpStream>,
) -> Result<()> {
let mut control = control.borrow_mut();
control.restart();
control.tx.async_send(kernel::Message::LoadRequest(buffer.to_vec())).await;
control
.tx
.async_send(kernel::Message::LoadRequest(buffer.to_vec()))
.await;
let reply = control.rx.async_recv().await;
match reply {
kernel::Message::LoadCompleted => {
@ -326,7 +370,7 @@ async fn load_kernel(buffer: &Vec<u8>, control: &Rc<RefCell<kernel::Control>>, s
write_header(stream, Reply::LoadCompleted).await?;
}
Ok(())
},
}
kernel::Message::LoadFailed => {
if let Some(stream) = stream {
write_header(stream, Reply::LoadFailed).await?;
@ -335,7 +379,7 @@ async fn load_kernel(buffer: &Vec<u8>, control: &Rc<RefCell<kernel::Control>>, s
error!("Kernel load failed");
}
Err(Error::UnexpectedPattern)
},
}
_ => {
error!("unexpected message from core1: {:?}", reply);
if let Some(stream) = stream {
@ -347,7 +391,11 @@ async fn load_kernel(buffer: &Vec<u8>, control: &Rc<RefCell<kernel::Control>>, s
}
}
async fn handle_connection(stream: &mut TcpStream, control: Rc<RefCell<kernel::Control>>, up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>) -> Result<()> {
async fn handle_connection(
stream: &mut TcpStream,
control: Rc<RefCell<kernel::Control>>,
up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>,
) -> Result<()> {
stream.set_ack_delay(None);
if !expect(stream, b"ARTIQ coredev\n").await? {
@ -364,17 +412,17 @@ async fn handle_connection(stream: &mut TcpStream, control: Rc<RefCell<kernel::C
Request::SystemInfo => {
write_header(stream, Reply::SystemInfo).await?;
stream.send_slice("ARZQ".as_bytes()).await?;
},
}
Request::LoadKernel => {
let buffer = read_bytes(stream, 1024*1024).await?;
let buffer = read_bytes(stream, 1024 * 1024).await?;
load_kernel(&buffer, &control, Some(stream)).await?;
},
}
Request::RunKernel => {
handle_run_kernel(Some(stream), &control, &up_destinations).await?;
},
}
_ => {
error!("unexpected request from host: {:?}", request);
return Err(Error::UnrecognizedPacket)
return Err(Error::UnrecognizedPacket);
}
}
}
@ -398,24 +446,24 @@ pub fn main(timer: GlobalTimer, cfg: Config) {
let ip_addrs = [
IpCidr::new(net_addresses.ipv4_addr, 0),
IpCidr::new(net_addresses.ipv6_ll_addr, 0),
IpCidr::new(addr, 0)
IpCidr::new(addr, 0),
];
EthernetInterfaceBuilder::new(&mut eth)
.ethernet_addr(net_addresses.hardware_addr)
.ip_addrs(ip_addrs)
.neighbor_cache(neighbor_cache)
.finalize()
.ethernet_addr(net_addresses.hardware_addr)
.ip_addrs(ip_addrs)
.neighbor_cache(neighbor_cache)
.finalize()
}
None => {
let ip_addrs = [
IpCidr::new(net_addresses.ipv4_addr, 0),
IpCidr::new(net_addresses.ipv6_ll_addr, 0)
IpCidr::new(net_addresses.ipv6_ll_addr, 0),
];
EthernetInterfaceBuilder::new(&mut eth)
.ethernet_addr(net_addresses.hardware_addr)
.ip_addrs(ip_addrs)
.neighbor_cache(neighbor_cache)
.finalize()
.ethernet_addr(net_addresses.hardware_addr)
.ip_addrs(ip_addrs)
.neighbor_cache(neighbor_cache)
.finalize()
}
};
@ -424,8 +472,10 @@ pub fn main(timer: GlobalTimer, cfg: Config) {
// before, mutex was on io, but now that io isn't used...?
let aux_mutex: Rc<Mutex<bool>> = Rc::new(Mutex::new(false));
#[cfg(has_drtio)]
let drtio_routing_table = Rc::new(RefCell::new(
drtio_routing::config_routing_table(pl::csr::DRTIO.len(), &cfg)));
let drtio_routing_table = Rc::new(RefCell::new(drtio_routing::config_routing_table(
pl::csr::DRTIO.len(),
&cfg,
)));
#[cfg(not(has_drtio))]
let drtio_routing_table = Rc::new(RefCell::new(drtio_routing::RoutingTable::default_empty()));
let up_destinations = Rc::new(RefCell::new([false; drtio_routing::DEST_COUNT]));
@ -497,14 +547,10 @@ pub fn main(timer: GlobalTimer, cfg: Config) {
}
});
Sockets::run(&mut iface, || {
Instant::from_millis(timer.get_time().0 as i32)
});
Sockets::run(&mut iface, || Instant::from_millis(timer.get_time().0 as i32));
}
pub fn soft_panic_main(timer: GlobalTimer, cfg: Config) -> ! {
let net_addresses = net_settings::get_addresses(&cfg);
info!("network addresses: {}", net_addresses);
@ -522,24 +568,24 @@ pub fn soft_panic_main(timer: GlobalTimer, cfg: Config) -> ! {
let ip_addrs = [
IpCidr::new(net_addresses.ipv4_addr, 0),
IpCidr::new(net_addresses.ipv6_ll_addr, 0),
IpCidr::new(addr, 0)
IpCidr::new(addr, 0),
];
EthernetInterfaceBuilder::new(&mut eth)
.ethernet_addr(net_addresses.hardware_addr)
.ip_addrs(ip_addrs)
.neighbor_cache(neighbor_cache)
.finalize()
.ethernet_addr(net_addresses.hardware_addr)
.ip_addrs(ip_addrs)
.neighbor_cache(neighbor_cache)
.finalize()
}
None => {
let ip_addrs = [
IpCidr::new(net_addresses.ipv4_addr, 0),
IpCidr::new(net_addresses.ipv6_ll_addr, 0)
IpCidr::new(net_addresses.ipv6_ll_addr, 0),
];
EthernetInterfaceBuilder::new(&mut eth)
.ethernet_addr(net_addresses.hardware_addr)
.ip_addrs(ip_addrs)
.neighbor_cache(neighbor_cache)
.finalize()
.ethernet_addr(net_addresses.hardware_addr)
.ip_addrs(ip_addrs)
.neighbor_cache(neighbor_cache)
.finalize()
}
};
@ -555,7 +601,5 @@ pub fn soft_panic_main(timer: GlobalTimer, cfg: Config) -> ! {
err_led.toggle(true);
}
Sockets::run(&mut iface, || {
Instant::from_millis(timer.get_time().0 as i32)
});
}
Sockets::run(&mut iface, || Instant::from_millis(timer.get_time().0 as i32));
}

224
src/runtime/src/eh_artiq.rs
View File

@ -13,14 +13,14 @@
#![allow(non_camel_case_types)]
use core::mem;
use cslice::CSlice;
use unwind as uw;
use libc::{c_int, c_void, uintptr_t};
use log::{trace, error};
use crate::kernel::KERNEL_IMAGE;
use dwarf::eh::{self, EHAction, EHContext};
use libc::{c_int, c_void, uintptr_t};
use log::{error, trace};
use unwind as uw;
use crate::kernel::KERNEL_IMAGE;
const EXCEPTION_CLASS: uw::_Unwind_Exception_Class = 0x4d_4c_42_53_41_52_54_51; /* 'MLBSARTQ' */
@ -32,13 +32,13 @@ const UNWIND_DATA_REG: (i32, i32) = (0, 1); // R0, R1
#[repr(C)]
#[derive(Clone, Copy)]
pub struct Exception<'a> {
pub id: u32,
pub file: CSlice<'a, u8>,
pub line: u32,
pub column: u32,
pub id: u32,
pub file: CSlice<'a, u8>,
pub line: u32,
pub column: u32,
pub function: CSlice<'a, u8>,
pub message: CSlice<'a, u8>,
pub param: [i64; 3]
pub message: CSlice<'a, u8>,
pub param: [i64; 3],
}
fn str_err(_: core::str::Utf8Error) -> core::fmt::Error {
@ -55,12 +55,16 @@ fn exception_str<'a>(s: &'a CSlice<'a, u8>) -> Result<&'a str, core::str::Utf8Er
impl<'a> core::fmt::Debug for Exception<'a> {
fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
write!(f, "Exception {} from {} in {}:{}:{}, message: {}",
write!(
f,
"Exception {} from {} in {}:{}:{}, message: {}",
self.id,
exception_str(&self.function).map_err(str_err)?,
exception_str(&self.file).map_err(str_err)?,
self.line, self.column,
exception_str(&self.message).map_err(str_err)?)
self.line,
self.column,
exception_str(&self.message).map_err(str_err)?
)
}
}
@ -91,9 +95,9 @@ struct ExceptionBuffer {
static mut EXCEPTION_BUFFER: ExceptionBuffer = ExceptionBuffer {
uw_exceptions: [uw::_Unwind_Exception {
exception_class: EXCEPTION_CLASS,
exception_class: EXCEPTION_CLASS,
exception_cleanup: cleanup,
private: [0; uw::unwinder_private_data_size],
private: [0; uw::unwinder_private_data_size],
}; MAX_INFLIGHT_EXCEPTIONS],
exceptions: [None; MAX_INFLIGHT_EXCEPTIONS + 1],
exception_stack: [-1; MAX_INFLIGHT_EXCEPTIONS + 1],
@ -102,17 +106,17 @@ static mut EXCEPTION_BUFFER: ExceptionBuffer = ExceptionBuffer {
stack_pointers: [StackPointerBacktrace {
stack_pointer: 0,
initial_backtrace_size: 0,
current_backtrace_size: 0
current_backtrace_size: 0,
}; MAX_INFLIGHT_EXCEPTIONS + 1],
exception_count: 0
exception_count: 0,
};
pub unsafe extern fn reset_exception_buffer() {
pub unsafe extern "C" fn reset_exception_buffer() {
trace!("reset exception buffer");
EXCEPTION_BUFFER.uw_exceptions = [uw::_Unwind_Exception {
exception_class: EXCEPTION_CLASS,
exception_class: EXCEPTION_CLASS,
exception_cleanup: cleanup,
private: [0; uw::unwinder_private_data_size],
private: [0; uw::unwinder_private_data_size],
}; MAX_INFLIGHT_EXCEPTIONS];
EXCEPTION_BUFFER.exceptions = [None; MAX_INFLIGHT_EXCEPTIONS + 1];
EXCEPTION_BUFFER.exception_stack = [-1; MAX_INFLIGHT_EXCEPTIONS + 1];
@ -120,26 +124,25 @@ pub unsafe extern fn reset_exception_buffer() {
EXCEPTION_BUFFER.exception_count = 0;
}
type _Unwind_Stop_Fn = extern "C" fn(version: c_int,
actions: i32,
exception_class: uw::_Unwind_Exception_Class,
exception_object: *mut uw::_Unwind_Exception,
context: *mut uw::_Unwind_Context,
stop_parameter: *mut c_void)
-> uw::_Unwind_Reason_Code;
type _Unwind_Stop_Fn = extern "C" fn(
version: c_int,
actions: i32,
exception_class: uw::_Unwind_Exception_Class,
exception_object: *mut uw::_Unwind_Exception,
context: *mut uw::_Unwind_Context,
stop_parameter: *mut c_void,
) -> uw::_Unwind_Reason_Code;
extern {
extern "C" {
// not defined in EHABI, but LLVM added it and is useful to us
fn _Unwind_ForcedUnwind(exception: *mut uw::_Unwind_Exception,
stop_fn: _Unwind_Stop_Fn,
stop_parameter: *mut c_void) -> uw::_Unwind_Reason_Code;
fn _Unwind_ForcedUnwind(
exception: *mut uw::_Unwind_Exception,
stop_fn: _Unwind_Stop_Fn,
stop_parameter: *mut c_void,
) -> uw::_Unwind_Reason_Code;
}
unsafe fn find_eh_action(
context: *mut uw::_Unwind_Context,
foreign_exception: bool,
id: u32,
) -> Result<EHAction, ()> {
unsafe fn find_eh_action(context: *mut uw::_Unwind_Context, foreign_exception: bool, id: u32) -> Result<EHAction, ()> {
let lsda = uw::_Unwind_GetLanguageSpecificData(context) as *const u8;
let mut ip_before_instr: c_int = 0;
let ip = uw::_Unwind_GetIPInfo(context, &mut ip_before_instr);
@ -154,10 +157,11 @@ unsafe fn find_eh_action(
eh::find_eh_action(lsda, &eh_context, foreign_exception, id)
}
pub unsafe fn artiq_personality(_state: uw::_Unwind_State,
exception_object: *mut uw::_Unwind_Exception,
context: *mut uw::_Unwind_Context)
-> uw::_Unwind_Reason_Code {
pub unsafe fn artiq_personality(
_state: uw::_Unwind_State,
exception_object: *mut uw::_Unwind_Exception,
context: *mut uw::_Unwind_Context,
) -> uw::_Unwind_Reason_Code {
// we will only do phase 2 forced unwinding now
// The DWARF unwinder assumes that _Unwind_Context holds things like the function
// and LSDA pointers, however ARM EHABI places them into the exception object.
@ -165,9 +169,7 @@ pub unsafe fn artiq_personality(_state: uw::_Unwind_State,
// take only the context pointer, GCC personality routines stash a pointer to
// exception_object in the context, using location reserved for ARM's
// "scratch register" (r12).
uw::_Unwind_SetGR(context,
uw::UNWIND_POINTER_REG,
exception_object as uw::_Unwind_Ptr);
uw::_Unwind_SetGR(context, uw::UNWIND_POINTER_REG, exception_object as uw::_Unwind_Ptr);
// ...A more principled approach would be to provide the full definition of ARM's
// _Unwind_Context in our libunwind bindings and fetch the required data from there
// directly, bypassing DWARF compatibility functions.
@ -186,10 +188,8 @@ pub unsafe fn artiq_personality(_state: uw::_Unwind_State,
};
match eh_action {
EHAction::None => return continue_unwind(exception_object, context),
EHAction::Cleanup(lpad) |
EHAction::Catch(lpad) => {
uw::_Unwind_SetGR(context, UNWIND_DATA_REG.0,
exception_object as uintptr_t);
EHAction::Cleanup(lpad) | EHAction::Catch(lpad) => {
uw::_Unwind_SetGR(context, UNWIND_DATA_REG.0, exception_object as uintptr_t);
uw::_Unwind_SetGR(context, UNWIND_DATA_REG.1, exception as *const _ as uw::_Unwind_Word);
uw::_Unwind_SetIP(context, lpad);
return uw::_URC_INSTALL_CONTEXT;
@ -199,9 +199,10 @@ pub unsafe fn artiq_personality(_state: uw::_Unwind_State,
// On ARM EHABI the personality routine is responsible for actually
// unwinding a single stack frame before returning (ARM EHABI Sec. 6.1).
unsafe fn continue_unwind(exception_object: *mut uw::_Unwind_Exception,
context: *mut uw::_Unwind_Context)
-> uw::_Unwind_Reason_Code {
unsafe fn continue_unwind(
exception_object: *mut uw::_Unwind_Exception,
context: *mut uw::_Unwind_Context,
) -> uw::_Unwind_Reason_Code {
let reason = __gnu_unwind_frame(exception_object, context);
if reason == uw::_URC_NO_REASON {
uw::_URC_CONTINUE_UNWIND
@ -211,13 +212,14 @@ pub unsafe fn artiq_personality(_state: uw::_Unwind_State,
}
// defined in libgcc
extern "C" {
fn __gnu_unwind_frame(exception_object: *mut uw::_Unwind_Exception,
context: *mut uw::_Unwind_Context)
-> uw::_Unwind_Reason_Code;
fn __gnu_unwind_frame(
exception_object: *mut uw::_Unwind_Exception,
context: *mut uw::_Unwind_Context,
) -> uw::_Unwind_Reason_Code;
}
}
pub unsafe extern fn raise(exception: *const Exception) -> ! {
pub unsafe extern "C" fn raise(exception: *const Exception) -> ! {
use cslice::AsCSlice;
let count = EXCEPTION_BUFFER.exception_count;
@ -244,8 +246,11 @@ pub unsafe extern fn raise(exception: *const Exception) -> ! {
}
}
assert!(found);
let _result = _Unwind_ForcedUnwind(&mut EXCEPTION_BUFFER.uw_exceptions[stack[count - 1] as usize],
stop_fn, core::ptr::null_mut());
let _result = _Unwind_ForcedUnwind(
&mut EXCEPTION_BUFFER.uw_exceptions[stack[count - 1] as usize],
stop_fn,
core::ptr::null_mut(),
);
} else {
if count < MAX_INFLIGHT_EXCEPTIONS {
trace!("raising exception at level {}", count);
@ -253,34 +258,33 @@ pub unsafe extern fn raise(exception: *const Exception) -> ! {
for (i, slot) in EXCEPTION_BUFFER.exceptions.iter_mut().enumerate() {
// we should always be able to find a slot
if slot.is_none() {
*slot = Some(
*mem::transmute::<*const Exception, *const Exception<'static>>
(exception));
*slot = Some(*mem::transmute::<*const Exception, *const Exception<'static>>(
exception,
));
EXCEPTION_BUFFER.exception_stack[count] = i as isize;
EXCEPTION_BUFFER.uw_exceptions[i].private =
[0; uw::unwinder_private_data_size];
EXCEPTION_BUFFER.uw_exceptions[i].private = [0; uw::unwinder_private_data_size];
EXCEPTION_BUFFER.stack_pointers[i] = StackPointerBacktrace {
stack_pointer: 0,
initial_backtrace_size: EXCEPTION_BUFFER.backtrace_size,
current_backtrace_size: 0,
};
EXCEPTION_BUFFER.exception_count += 1;
let _result = _Unwind_ForcedUnwind(&mut EXCEPTION_BUFFER.uw_exceptions[i],
stop_fn, core::ptr::null_mut());
let _result =
_Unwind_ForcedUnwind(&mut EXCEPTION_BUFFER.uw_exceptions[i], stop_fn, core::ptr::null_mut());
}
}
} else {
error!("too many nested exceptions");
// TODO: better reporting?
let exception = Exception {
id: get_exception_id("RuntimeError"),
file: file!().as_c_slice(),
line: line!(),
column: column!(),
id: get_exception_id("RuntimeError"),
file: file!().as_c_slice(),
line: line!(),
column: column!(),
// https://github.com/rust-lang/rfcs/pull/1719
function: "__artiq_raise".as_c_slice(),
message: "too many nested exceptions".as_c_slice(),
param: [0, 0, 0]
message: "too many nested exceptions".as_c_slice(),
param: [0, 0, 0],
};
EXCEPTION_BUFFER.exceptions[MAX_INFLIGHT_EXCEPTIONS] = Some(mem::transmute(exception));
EXCEPTION_BUFFER.stack_pointers[MAX_INFLIGHT_EXCEPTIONS] = Default::default();
@ -291,17 +295,20 @@ pub unsafe extern fn raise(exception: *const Exception) -> ! {
unreachable!();
}
pub unsafe extern fn resume() -> ! {
pub unsafe extern "C" fn resume() -> ! {
trace!("resume");
assert!(EXCEPTION_BUFFER.exception_count != 0);
let i = EXCEPTION_BUFFER.exception_stack[EXCEPTION_BUFFER.exception_count - 1];
assert!(i != -1);
let _result = _Unwind_ForcedUnwind(&mut EXCEPTION_BUFFER.uw_exceptions[i as usize],
stop_fn, core::ptr::null_mut());
let _result = _Unwind_ForcedUnwind(
&mut EXCEPTION_BUFFER.uw_exceptions[i as usize],
stop_fn,
core::ptr::null_mut(),
);
unreachable!()
}
pub unsafe extern fn end_catch() {
pub unsafe extern "C" fn end_catch() {
let mut count = EXCEPTION_BUFFER.exception_count;
assert!(count != 0);
// we remove all exceptions with SP <= current exception SP
@ -309,8 +316,7 @@ pub unsafe extern fn end_catch() {
let index = EXCEPTION_BUFFER.exception_stack[count - 1] as usize;
EXCEPTION_BUFFER.exception_stack[count - 1] = -1;
EXCEPTION_BUFFER.exceptions[index] = None;
let outer_sp = EXCEPTION_BUFFER.stack_pointers
[index].stack_pointer;
let outer_sp = EXCEPTION_BUFFER.stack_pointers[index].stack_pointer;
count -= 1;
for i in (0..count).rev() {
let index = EXCEPTION_BUFFER.exception_stack[i];
@ -334,8 +340,7 @@ pub unsafe extern fn end_catch() {
};
}
extern fn cleanup(_unwind_code: uw::_Unwind_Reason_Code,
_uw_exception: *mut uw::_Unwind_Exception) {
extern "C" fn cleanup(_unwind_code: uw::_Unwind_Reason_Code, _uw_exception: *mut uw::_Unwind_Exception) {
unimplemented!()
}
@ -345,18 +350,26 @@ fn uncaught_exception() -> ! {
for i in 0..EXCEPTION_BUFFER.exception_count {
if EXCEPTION_BUFFER.exception_stack[i] != i as isize {
// find the correct index
let index = EXCEPTION_BUFFER.exception_stack
let index = EXCEPTION_BUFFER
.exception_stack
.iter()
.position(|v| *v == i as isize).unwrap();
.position(|v| *v == i as isize)
.unwrap();
let a = EXCEPTION_BUFFER.exception_stack[index];
let b = EXCEPTION_BUFFER.exception_stack[i];
assert!(a != -1 && b != -1);
core::mem::swap(&mut EXCEPTION_BUFFER.exception_stack[index],
&mut EXCEPTION_BUFFER.exception_stack[i]);
core::mem::swap(&mut EXCEPTION_BUFFER.exceptions[a as usize],
&mut EXCEPTION_BUFFER.exceptions[b as usize]);
core::mem::swap(&mut EXCEPTION_BUFFER.stack_pointers[a as usize],
&mut EXCEPTION_BUFFER.stack_pointers[b as usize]);
core::mem::swap(
&mut EXCEPTION_BUFFER.exception_stack[index],
&mut EXCEPTION_BUFFER.exception_stack[i],
);
core::mem::swap(
&mut EXCEPTION_BUFFER.exceptions[a as usize],
&mut EXCEPTION_BUFFER.exceptions[b as usize],
);
core::mem::swap(
&mut EXCEPTION_BUFFER.stack_pointers[a as usize],
&mut EXCEPTION_BUFFER.stack_pointers[b as usize],
);
}
}
}
@ -364,17 +377,20 @@ fn uncaught_exception() -> ! {
crate::kernel::core1::terminate(
EXCEPTION_BUFFER.exceptions[..EXCEPTION_BUFFER.exception_count].as_ref(),
EXCEPTION_BUFFER.stack_pointers[..EXCEPTION_BUFFER.exception_count].as_ref(),
EXCEPTION_BUFFER.backtrace[..EXCEPTION_BUFFER.backtrace_size].as_mut())
EXCEPTION_BUFFER.backtrace[..EXCEPTION_BUFFER.backtrace_size].as_mut(),
)
}
}
// stop function which would be executed when we unwind each frame
extern fn stop_fn(_version: c_int,
actions: i32,
_uw_exception_class: uw::_Unwind_Exception_Class,
_uw_exception: *mut uw::_Unwind_Exception,
context: *mut uw::_Unwind_Context,
_stop_parameter: *mut c_void) -> uw::_Unwind_Reason_Code {
extern "C" fn stop_fn(
_version: c_int,
actions: i32,
_uw_exception_class: uw::_Unwind_Exception_Class,
_uw_exception: *mut uw::_Unwind_Exception,
context: *mut uw::_Unwind_Context,
_stop_parameter: *mut c_void,
) -> uw::_Unwind_Reason_Code {
unsafe {
let load_addr = KERNEL_IMAGE.as_ref().unwrap().get_load_addr();
let backtrace_size = EXCEPTION_BUFFER.backtrace_size;
@ -423,7 +439,7 @@ static EXCEPTION_ID_LOOKUP: [(&str, u32); 11] = [
pub fn get_exception_id(name: &str) -> u32 {
for (n, id) in EXCEPTION_ID_LOOKUP.iter() {
if *n == name {
return *id
return *id;
}
}
unimplemented!("unallocated internal exception id")
@ -431,26 +447,24 @@ pub fn get_exception_id(name: &str) -> u32 {
#[macro_export]
macro_rules! artiq_raise {
($name:expr, $message:expr, $param0:expr, $param1:expr, $param2:expr) => ({
($name:expr, $message:expr, $param0:expr, $param1:expr, $param2:expr) => {{
use cslice::AsCSlice;
let name_id = $crate::eh_artiq::get_exception_id($name);
let message_cl = $message.clone();
let exn = $crate::eh_artiq::Exception {
id: name_id,
file: file!().as_c_slice(),
line: line!(),
column: column!(),
id: name_id,
file: file!().as_c_slice(),
line: line!(),
column: column!(),
// https://github.com/rust-lang/rfcs/pull/1719
function: "(Rust function)".as_c_slice(),
message: message_cl.as_c_slice(),
param: [$param0, $param1, $param2]
message: message_cl.as_c_slice(),
param: [$param0, $param1, $param2],
};
#[allow(unused_unsafe)]
unsafe {
$crate::eh_artiq::raise(&exn)
}
});
($name:expr, $message:expr) => ({
artiq_raise!($name, $message, 0, 0, 0)
});
}};
($name:expr, $message:expr) => {{ artiq_raise!($name, $message, 0, 0, 0) }};
}

25
src/runtime/src/i2c.rs
View File

@ -1,9 +1,10 @@
use libboard_zynq;
use crate::artiq_raise;
pub static mut I2C_BUS: Option<libboard_zynq::i2c::I2c> = None;
pub extern fn start(busno: i32) {
pub extern "C" fn start(busno: i32) {
if busno > 0 {
artiq_raise!("I2CError", "I2C bus could not be accessed");
}
@ -14,7 +15,7 @@ pub extern fn start(busno: i32) {
}
}
pub extern fn restart(busno: i32) {
pub extern "C" fn restart(busno: i32) {
if busno > 0 {
artiq_raise!("I2CError", "I2C bus could not be accessed");
}
@ -25,7 +26,7 @@ pub extern fn restart(busno: i32) {
}
}
pub extern fn stop(busno: i32) {
pub extern "C" fn stop(busno: i32) {
if busno > 0 {
artiq_raise!("I2CError", "I2C bus could not be accessed");
}
@ -36,7 +37,7 @@ pub extern fn stop(busno: i32) {
}
}
pub extern fn write(busno: i32, data: i32) -> bool {
pub extern "C" fn write(busno: i32, data: i32) -> bool {
if busno > 0 {
artiq_raise!("I2CError", "I2C bus could not be accessed");
}
@ -48,7 +49,7 @@ pub extern fn write(busno: i32, data: i32) -> bool {
}
}
pub extern fn read(busno: i32, ack: bool) -> i32 {
pub extern "C" fn read(busno: i32, ack: bool) -> i32 {
if busno > 0 {
artiq_raise!("I2CError", "I2C bus could not be accessed");
}
@ -60,11 +61,12 @@ pub extern fn read(busno: i32, ack: bool) -> i32 {
}
}
pub extern fn switch_select(busno: i32, address: i32, mask: i32) {
pub extern "C" fn switch_select(busno: i32, address: i32, mask: i32) {
if busno > 0 {
artiq_raise!("I2CError", "I2C bus could not be accessed");
}
let ch = match mask { //decode from mainline, PCA9548-centric API
let ch = match mask {
//decode from mainline, PCA9548-centric API
0x00 => None,
0x01 => Some(0),
0x02 => Some(1),
@ -74,10 +76,15 @@ pub extern fn switch_select(busno: i32, address: i32, mask: i32) {
0x20 => Some(5),
0x40 => Some(6),
0x80 => Some(7),
_ => artiq_raise!("I2CError", "switch select supports only one channel")
_ => artiq_raise!("I2CError", "switch select supports only one channel"),
};
unsafe {
if (&mut I2C_BUS).as_mut().unwrap().pca954x_select(address as u8, ch).is_err() {
if (&mut I2C_BUS)
.as_mut()
.unwrap()
.pca954x_select(address as u8, ch)
.is_err()
{
artiq_raise!("I2CError", "switch select failed");
}
}

11
src/runtime/src/irq.rs
View File

@ -1,12 +1,9 @@
use libboard_zynq::{gic, mpcore, println, stdio};
use libcortex_a9::{
asm, interrupt_handler,
regs::MPIDR,
spin_lock_yield, notify_spin_lock
};
use libregister::RegisterR;
use core::sync::atomic::{AtomicBool, Ordering};
use libboard_zynq::{gic, mpcore, println, stdio};
use libcortex_a9::{asm, interrupt_handler, notify_spin_lock, regs::MPIDR, spin_lock_yield};
use libregister::RegisterR;
extern "C" {
static mut __stack1_start: u32;
fn main_core1() -> !;

88
src/runtime/src/kernel/api.rs
View File

@ -1,29 +1,25 @@
use core::ffi::VaList;
use core::ptr;
use core::str;
use alloc::vec;
use core::{ffi::VaList, ptr, str};
use libc::{c_char, c_int, size_t};
use libm;
use log::{info, warn};
use alloc::vec;
use crate::eh_artiq;
use crate::rtio;
use crate::i2c;
use super::rpc::{rpc_send, rpc_send_async, rpc_recv};
use super::dma;
use super::cache;
use super::core1::rtio_get_destination_status;
use super::{cache,
core1::rtio_get_destination_status,
dma,
rpc::{rpc_recv, rpc_send, rpc_send_async}};
use crate::{eh_artiq, i2c, rtio};
extern "C" {
fn vsnprintf_(buffer: *mut c_char, count: size_t, format: *const c_char, va: VaList) -> c_int;
}
unsafe extern fn core_log(fmt: *const c_char, mut args: ...) {
unsafe extern "C" fn core_log(fmt: *const c_char, mut args: ...) {
let size = vsnprintf_(ptr::null_mut(), 0, fmt, args.as_va_list()) as usize;
let mut buf = vec![0; size + 1];
vsnprintf_(buf.as_mut_ptr() as *mut i8, size + 1, fmt, args.as_va_list());
let buf: &[u8] = &buf.as_slice()[..size-1]; // strip \n and NUL
let buf: &[u8] = &buf.as_slice()[..size - 1]; // strip \n and NUL
match str::from_utf8(buf) {
Ok(s) => info!("kernel: {}", s),
Err(e) => {
@ -33,14 +29,13 @@ unsafe extern fn core_log(fmt: *const c_char, mut args: ...) {
}
}
unsafe extern fn rtio_log(fmt: *const c_char, mut args: ...) {
unsafe extern "C" fn rtio_log(fmt: *const c_char, mut args: ...) {
let size = vsnprintf_(ptr::null_mut(), 0, fmt, args.as_va_list()) as usize;
let mut buf = vec![0; size + 1];
vsnprintf_(buf.as_mut_ptr(), size + 1, fmt, args.as_va_list());
rtio::write_log(buf.as_slice());
}
macro_rules! api {
($i:ident) => ({
extern { static $i: u8; }
@ -56,24 +51,25 @@ macro_rules! api {
}
macro_rules! api_libm_f64f64 {
($i:ident) => ({
extern fn $i(x: f64) -> f64 {
($i:ident) => {{
extern "C" fn $i(x: f64) -> f64 {
libm::$i(x)
}
api!($i = $i)
})
}};
}
macro_rules! api_libm_f64f64f64 {
($i:ident) => ({
extern fn $i(x: f64, y: f64) -> f64 {
($i:ident) => {{
extern "C" fn $i(x: f64, y: f64) -> f64 {
libm::$i(x, y)
}
api!($i = $i)
})
}};
}
pub fn resolve(required: &[u8]) -> Option<u32> {
#[rustfmt::skip]
let api = &[
// timing
api!(now_mu = rtio::now_mu),
@ -124,6 +120,7 @@ pub fn resolve(required: &[u8]) -> Option<u32> {
api!(__aeabi_ddiv),
api!(__aeabi_dmul),
api!(__aeabi_dsub),
// Double-precision floating-point comparison helper functions
// RTABI chapter 4.1.2, Table 3
api!(__aeabi_dcmpeq),
@ -133,12 +130,14 @@ pub fn resolve(required: &[u8]) -> Option<u32> {
api!(__aeabi_dcmpge),
api!(__aeabi_dcmpgt),
api!(__aeabi_dcmpun),
// Single-precision floating-point arithmetic helper functions
// RTABI chapter 4.1.2, Table 4
api!(__aeabi_fadd),
api!(__aeabi_fdiv),
api!(__aeabi_fmul),
api!(__aeabi_fsub),
// Single-precision floating-point comparison helper functions
// RTABI chapter 4.1.2, Table 5
api!(__aeabi_fcmpeq),
@ -148,6 +147,7 @@ pub fn resolve(required: &[u8]) -> Option<u32> {
api!(__aeabi_fcmpge),
api!(__aeabi_fcmpgt),
api!(__aeabi_fcmpun),
// Floating-point to integer conversions.
// RTABI chapter 4.1.2, Table 6
api!(__aeabi_d2iz),
@ -158,9 +158,11 @@ pub fn resolve(required: &[u8]) -> Option<u32> {
api!(__aeabi_f2uiz),
api!(__aeabi_f2lz),
api!(__aeabi_f2ulz),
// Conversions between floating types.
// RTABI chapter 4.1.2, Table 7
api!(__aeabi_f2d),
// Integer to floating-point conversions.
// RTABI chapter 4.1.2, Table 8
api!(__aeabi_i2d),
@ -171,12 +173,14 @@ pub fn resolve(required: &[u8]) -> Option<u32> {
api!(__aeabi_ui2f),
api!(__aeabi_l2f),
api!(__aeabi_ul2f),
// Long long helper functions
// RTABI chapter 4.2, Table 9
api!(__aeabi_lmul),
api!(__aeabi_llsl),
api!(__aeabi_llsr),
api!(__aeabi_lasr),
// Integer division functions
// RTABI chapter 4.3.1
api!(__aeabi_idiv),
@ -184,6 +188,7 @@ pub fn resolve(required: &[u8]) -> Option<u32> {
api!(__aeabi_idivmod),
api!(__aeabi_uidiv),
api!(__aeabi_uldivmod),
// 4.3.4 Memory copying, clearing, and setting
api!(__aeabi_memcpy8),
api!(__aeabi_memcpy4),
@ -199,10 +204,30 @@ pub fn resolve(required: &[u8]) -> Option<u32> {
api!(__aeabi_memclr),
// libc
api!(memcpy, extern { fn memcpy(dest: *mut u8, src: *const u8, n: usize) -> *mut u8; }),
api!(memmove, extern { fn memmove(dest: *mut u8, src: *const u8, n: usize) -> *mut u8; }),
api!(memset, extern { fn memset(s: *mut u8, c: i32, n: usize) -> *mut u8; }),
api!(memcmp, extern { fn memcmp(s1: *const u8, s2: *const u8, n: usize) -> i32; }),
api!(
memcpy,
extern "C" {
fn memcpy(dest: *mut u8, src: *const u8, n: usize) -> *mut u8;
}
),
api!(
memmove,
extern "C" {
fn memmove(dest: *mut u8, src: *const u8, n: usize) -> *mut u8;
}
),
api!(
memset,
extern "C" {
fn memset(s: *mut u8, c: i32, n: usize) -> *mut u8;
}
),
api!(
memcmp,
extern "C" {
fn memcmp(s1: *const u8, s2: *const u8, n: usize) -> i32;
}
),
// exceptions
api!(_Unwind_Resume = unwind::_Unwind_Resume),
@ -210,6 +235,7 @@ pub fn resolve(required: &[u8]) -> Option<u32> {
api!(__nac3_raise = eh_artiq::raise),
api!(__nac3_resume = eh_artiq::resume),
api!(__nac3_end_catch = eh_artiq::end_catch),
// legacy exception symbols
api!(__artiq_personality = eh_artiq::artiq_personality),
api!(__artiq_raise = eh_artiq::raise),
@ -241,7 +267,7 @@ pub fn resolve(required: &[u8]) -> Option<u32> {
api_libm_f64f64!(fabs),
api_libm_f64f64!(floor),
{
extern fn fma(x: f64, y: f64, z: f64) -> f64 {
extern "C" fn fma(x: f64, y: f64, z: f64) -> f64 {
libm::fma(x, y, z)
}
api!(fma = fma)
@ -253,7 +279,7 @@ pub fn resolve(required: &[u8]) -> Option<u32> {
api_libm_f64f64!(j0),
api_libm_f64f64!(j1),
{
extern fn jn(n: i32, x: f64) -> f64 {
extern "C" fn jn(n: i32, x: f64) -> f64 {
libm::jn(n, x)
}
api!(jn = jn)
@ -275,13 +301,13 @@ pub fn resolve(required: &[u8]) -> Option<u32> {
api_libm_f64f64!(y0),
api_libm_f64f64!(y1),
{
extern fn yn(n: i32, x: f64) -> f64 {
extern "C" fn yn(n: i32, x: f64) -> f64 {
libm::yn(n, x)
}
api!(yn = yn)
},
];
api.iter()
.find(|&&(exported, _)| exported.as_bytes() == required)
.map(|&(_, ptr)| ptr as u32)
.find(|&&(exported, _)| exported.as_bytes() == required)
.map(|&(_, ptr)| ptr as u32)
}

25
src/runtime/src/kernel/cache.rs
View File

@ -1,12 +1,17 @@
use alloc::{string::String, boxed::Box};
use cslice::{CSlice, AsCSlice};
use core::mem::{transmute, forget};
use super::{KERNEL_CHANNEL_0TO1, KERNEL_CHANNEL_1TO0, Message};
use alloc::{boxed::Box, string::String};
use core::mem::{forget, transmute};
pub extern fn get(key: CSlice<u8>) -> &CSlice<'static, i32> {
use cslice::{AsCSlice, CSlice};
use super::{Message, KERNEL_CHANNEL_0TO1, KERNEL_CHANNEL_1TO0};
pub extern "C" fn get(key: CSlice<u8>) -> &CSlice<'static, i32> {
let key = String::from_utf8(key.as_ref().to_vec()).unwrap();
unsafe {
KERNEL_CHANNEL_1TO0.as_mut().unwrap().send(Message::CacheGetRequest(key));
KERNEL_CHANNEL_1TO0
.as_mut()
.unwrap()
.send(Message::CacheGetRequest(key));
let msg = KERNEL_CHANNEL_0TO1.as_mut().unwrap().recv();
if let Message::CacheGetReply(v) = msg {
let leaked = Box::new(v.as_c_slice());
@ -20,11 +25,13 @@ pub extern fn get(key: CSlice<u8>) -> &CSlice<'static, i32> {
}
}
pub extern fn put(key: CSlice<u8>, list: &CSlice<i32>) {
pub extern "C" fn put(key: CSlice<u8>, list: &CSlice<i32>) {
let key = String::from_utf8(key.as_ref().to_vec()).unwrap();
let value = list.as_ref().to_vec();
unsafe {
KERNEL_CHANNEL_1TO0.as_mut().unwrap().send(Message::CachePutRequest(key, value));
KERNEL_CHANNEL_1TO0
.as_mut()
.unwrap()
.send(Message::CachePutRequest(key, value));
}
}

9
src/runtime/src/kernel/control.rs
View File

@ -1,11 +1,11 @@
use libcortex_a9::sync_channel::{Sender, Receiver};
use core::mem::{forget, replace};
use libcortex_a9::sync_channel::{Receiver, Sender};
use libsupport_zynq::boot::Core1;
use super::{CHANNEL_0TO1, CHANNEL_1TO0, CHANNEL_SEM, INIT_LOCK, Message};
use super::{Message, CHANNEL_0TO1, CHANNEL_1TO0, CHANNEL_SEM, INIT_LOCK};
use crate::irq::restart_core1;
use core::mem::{forget, replace};
pub struct Control {
pub tx: Sender<'static, Message>,
pub rx: Receiver<'static, Message>,
@ -53,4 +53,3 @@ impl Control {
forget(replace(&mut self.rx, core0_rx));
}
}

98
src/runtime/src/kernel/core1.rs
View File

@ -1,31 +1,20 @@
//! Kernel prologue/epilogue that runs on the 2nd CPU core
use core::{mem, ptr, cell::UnsafeCell};
use alloc::borrow::ToOwned;
use log::{debug, info, error};
use cslice::CSlice;
use core::{cell::UnsafeCell, mem, ptr};
use libcortex_a9::{
enable_fpu,
cache::{dcci_slice, iciallu, bpiall},
asm::{dsb, isb},
sync_channel,
};
use libboard_zynq::{mpcore, gic};
use cslice::CSlice;
use dyld::{self, elf::EXIDX_Entry, Library};
use libboard_zynq::{gic, mpcore};
use libcortex_a9::{asm::{dsb, isb},
cache::{bpiall, dcci_slice, iciallu},
enable_fpu, sync_channel};
use libsupport_zynq::ram;
use dyld::{self, Library, elf::EXIDX_Entry};
use log::{debug, error, info};
use super::{api::resolve, dma, rpc::rpc_send_async, Message, CHANNEL_0TO1, CHANNEL_1TO0, CHANNEL_SEM, INIT_LOCK,
KERNEL_CHANNEL_0TO1, KERNEL_CHANNEL_1TO0, KERNEL_IMAGE};
use crate::{eh_artiq, get_async_errors, rtio};
use super::{
api::resolve,
rpc::rpc_send_async,
INIT_LOCK,
CHANNEL_0TO1, CHANNEL_1TO0,
CHANNEL_SEM,
KERNEL_CHANNEL_0TO1, KERNEL_CHANNEL_1TO0,
KERNEL_IMAGE,
Message,
dma,
};
// linker symbols
extern "C" {
@ -38,13 +27,13 @@ extern "C" {
unsafe fn attribute_writeback(typeinfo: *const ()) {
struct Attr {
offset: usize,
tag: CSlice<'static, u8>,
name: CSlice<'static, u8>
tag: CSlice<'static, u8>,
name: CSlice<'static, u8>,
}
struct Type {
attributes: *const *const Attr,
objects: *const *const ()
objects: *const *const (),
}
let mut tys = typeinfo as *const *const Type;
@ -63,11 +52,16 @@ unsafe fn attribute_writeback(typeinfo: *const ()) {
attributes = attributes.offset(1);
if (*attribute).tag.len() > 0 {
rpc_send_async(0, &(*attribute).tag, [
&object as *const _ as *const (),
&(*attribute).name as *const _ as *const (),
(object as usize + (*attribute).offset) as *const ()
].as_ptr());
rpc_send_async(
0,
&(*attribute).tag,
[
&object as *const _ as *const (),
&(*attribute).name as *const _ as *const (),
(object as usize + (*attribute).offset) as *const (),
]
.as_ptr(),
);
}
}
}
@ -82,7 +76,8 @@ pub struct KernelImage {
impl KernelImage {
pub fn new(library: Library) -> Result<Self, dyld::Error> {
let __modinit__ = library.lookup(b"__modinit__")
let __modinit__ = library
.lookup(b"__modinit__")
.ok_or(dyld::Error::Lookup("__modinit__".to_owned()))?;
let typeinfo = library.lookup(b"typeinfo");
@ -90,8 +85,7 @@ impl KernelImage {
let bss_start = library.lookup(b"__bss_start");
let end = library.lookup(b"_end");
if let Some(bss_start) = bss_start {
let end = end
.ok_or(dyld::Error::Lookup("_end".to_owned()))?;
let end = end.ok_or(dyld::Error::Lookup("_end".to_owned()))?;
unsafe {
ptr::write_bytes(bss_start as *mut u8, 0, (end - bss_start) as usize);
}
@ -126,9 +120,7 @@ impl KernelImage {
}
pub fn get_load_addr(&self) -> usize {
unsafe {
self.library.get().as_ref().unwrap().image.as_ptr() as usize
}
unsafe { self.library.get().as_ref().unwrap().image.as_ptr() as usize }
}
}
@ -164,20 +156,19 @@ pub extern "C" fn main_core1() {
let message = core1_rx.recv();
match message {
Message::LoadRequest(data) => {
let result = dyld::load(&data, &resolve)
.and_then(KernelImage::new);
let result = dyld::load(&data, &resolve).and_then(KernelImage::new);
match result {
Ok(kernel) => {
loaded_kernel = Some(kernel);
debug!("kernel loaded");
core1_tx.send(Message::LoadCompleted);
},
}
Err(error) => {
error!("failed to load shared library: {}", error);
core1_tx.send(Message::LoadFailed);
}
}
},
}
Message::StartRequest => {
info!("kernel starting");
if let Some(kernel) = loaded_kernel.take() {
@ -202,9 +193,11 @@ pub extern "C" fn main_core1() {
}
/// Called by eh_artiq
pub fn terminate(exceptions: &'static [Option<eh_artiq::Exception<'static>>],
stack_pointers: &'static [eh_artiq::StackPointerBacktrace],
backtrace: &'static mut [(usize, usize)]) -> ! {
pub fn terminate(
exceptions: &'static [Option<eh_artiq::Exception<'static>>],
stack_pointers: &'static [eh_artiq::StackPointerBacktrace],
backtrace: &'static mut [(usize, usize)],
) -> ! {
{
let core1_tx = unsafe { KERNEL_CHANNEL_1TO0.as_mut().unwrap() };
let errors = unsafe { get_async_errors() };
@ -215,7 +208,7 @@ pub fn terminate(exceptions: &'static [Option<eh_artiq::Exception<'static>>],
/// Called by llvm_libunwind
#[no_mangle]
extern fn dl_unwind_find_exidx(pc: *const u32, len_ptr: *mut u32) -> *const u32 {
extern "C" fn dl_unwind_find_exidx(pc: *const u32, len_ptr: *mut u32) -> *const u32 {
let length;
let start: *const EXIDX_Entry;
unsafe {
@ -223,9 +216,14 @@ extern fn dl_unwind_find_exidx(pc: *const u32, len_ptr: *mut u32) -> *const u32
length = (&__exidx_end as *const EXIDX_Entry).offset_from(&__exidx_start) as u32;
start = &__exidx_start;
} else if KERNEL_IMAGE != ptr::null() {
let exidx = KERNEL_IMAGE.as_ref()
let exidx = KERNEL_IMAGE
.as_ref()
.expect("dl_unwind_find_exidx kernel image")
.library.get().as_ref().unwrap().exidx();
.library
.get()
.as_ref()
.unwrap()
.exidx();
length = exidx.len() as u32;
start = exidx.as_ptr();
} else {
@ -237,7 +235,7 @@ extern fn dl_unwind_find_exidx(pc: *const u32, len_ptr: *mut u32) -> *const u32
start as *const u32
}
pub extern fn rtio_get_destination_status(destination: i32) -> bool {
pub extern "C" fn rtio_get_destination_status(destination: i32) -> bool {
#[cfg(has_drtio)]
if destination > 0 && destination < 255 {
let reply = unsafe {
@ -248,9 +246,9 @@ pub extern fn rtio_get_destination_status(destination: i32) -> bool {
};
return match reply {
Message::UpDestinationsReply(x) => x,
_ => panic!("received unexpected reply to UpDestinationsRequest: {:?}", reply)
_ => panic!("received unexpected reply to UpDestinationsRequest: {:?}", reply),
};
}
}
destination == 0
}
}

113
src/runtime/src/kernel/dma.rs
View File

@ -1,21 +1,18 @@
use crate::{
pl::csr,
artiq_raise,
rtio,
};
use alloc::{vec::Vec, string::String, boxed::Box};
use cslice::CSlice;
use super::{KERNEL_IMAGE, KERNEL_CHANNEL_0TO1, KERNEL_CHANNEL_1TO0, Message};
use alloc::{boxed::Box, string::String, vec::Vec};
use core::mem;
use cslice::CSlice;
use libcortex_a9::cache::dcci_slice;
use super::{Message, KERNEL_CHANNEL_0TO1, KERNEL_CHANNEL_1TO0, KERNEL_IMAGE};
use crate::{artiq_raise, pl::csr, rtio};
const ALIGNMENT: usize = 16 * 8;
#[repr(C)]
pub struct DmaTrace {
duration: i64,
address: i32,
address: i32,
}
#[derive(Clone, Debug)]
@ -33,10 +30,13 @@ pub unsafe fn init_dma_recorder() {
mem::forget(mem::replace(&mut RECORDER, None));
}
pub extern fn dma_record_start(name: CSlice<u8>) {
pub extern "C" fn dma_record_start(name: CSlice<u8>) {
let name = String::from_utf8(name.as_ref().to_vec()).unwrap();
unsafe {
KERNEL_CHANNEL_1TO0.as_mut().unwrap().send(Message::DmaEraseRequest(name.clone()));
KERNEL_CHANNEL_1TO0
.as_mut()
.unwrap()
.send(Message::DmaEraseRequest(name.clone()));
}
unsafe {
if RECORDER.is_some() {
@ -44,10 +44,10 @@ pub extern fn dma_record_start(name: CSlice<u8>) {
}
let library = KERNEL_IMAGE.as_ref().unwrap();
library.rebind(b"rtio_output",
dma_record_output as *const ()).unwrap();
library.rebind(b"rtio_output_wide",
dma_record_output_wide as *const ()).unwrap();
library.rebind(b"rtio_output", dma_record_output as *const ()).unwrap();
library
.rebind(b"rtio_output_wide", dma_record_output_wide as *const ())
.unwrap();
RECORDER = Some(DmaRecorder {
name,
@ -57,29 +57,29 @@ pub extern fn dma_record_start(name: CSlice<u8>) {
}
}
pub extern fn dma_record_stop(duration: i64) {
pub extern "C" fn dma_record_stop(duration: i64) {
unsafe {
if RECORDER.is_none() {
artiq_raise!("DMAError", "DMA is not recording")
}
let library = KERNEL_IMAGE.as_ref().unwrap();
library.rebind(b"rtio_output",
rtio::output as *const ()).unwrap();
library.rebind(b"rtio_output_wide",
rtio::output_wide as *const ()).unwrap();
library.rebind(b"rtio_output", rtio::output as *const ()).unwrap();
library
.rebind(b"rtio_output_wide", rtio::output_wide as *const ())
.unwrap();
let mut recorder = RECORDER.take().unwrap();
recorder.duration = duration;
KERNEL_CHANNEL_1TO0.as_mut().unwrap().send(
Message::DmaPutRequest(recorder)
);
KERNEL_CHANNEL_1TO0
.as_mut()
.unwrap()
.send(Message::DmaPutRequest(recorder));
}
}
#[inline(always)]
unsafe fn dma_record_output_prepare(timestamp: i64, target: i32,
words: usize) {
unsafe fn dma_record_output_prepare(timestamp: i64, target: i32, words: usize) {
// See gateware/rtio/dma.py.
const HEADER_LENGTH: usize = /*length*/1 + /*channel*/3 + /*timestamp*/8 + /*address*/1;
let length = HEADER_LENGTH + /*data*/words * 4;
@ -87,36 +87,36 @@ unsafe fn dma_record_output_prepare(timestamp: i64, target: i32,
let buffer = &mut RECORDER.as_mut().unwrap().buffer;
buffer.reserve(length);
buffer.extend_from_slice(&[
(length >> 0) as u8,
(target >> 8) as u8,
(target >> 16) as u8,
(target >> 24) as u8,
(timestamp >> 0) as u8,
(timestamp >> 8) as u8,
(length >> 0) as u8,
(target >> 8) as u8,
(target >> 16) as u8,
(target >> 24) as u8,
(timestamp >> 0) as u8,
(timestamp >> 8) as u8,
(timestamp >> 16) as u8,
(timestamp >> 24) as u8,
(timestamp >> 32) as u8,
(timestamp >> 40) as u8,
(timestamp >> 48) as u8,
(timestamp >> 56) as u8,
(target >> 0) as u8,
(target >> 0) as u8,
]);
}
pub extern fn dma_record_output(target: i32, word: i32) {
pub extern "C" fn dma_record_output(target: i32, word: i32) {
unsafe {
let timestamp = rtio::now_mu();
dma_record_output_prepare(timestamp, target, 1);
RECORDER.as_mut().unwrap().buffer.extend_from_slice(&[
(word >> 0) as u8,
(word >> 8) as u8,
(word >> 0) as u8,
(word >> 8) as u8,
(word >> 16) as u8,
(word >> 24) as u8,
]);
}
}
pub extern fn dma_record_output_wide(target: i32, words: CSlice<i32>) {
pub extern "C" fn dma_record_output_wide(target: i32, words: CSlice<i32>) {
assert!(words.len() <= 16); // enforce the hardware limit
unsafe {
@ -125,8 +125,8 @@ pub extern fn dma_record_output_wide(target: i32, words: CSlice<i32>) {
let buffer = &mut RECORDER.as_mut().unwrap().buffer;
for word in words.as_ref().iter() {
buffer.extend_from_slice(&[
(word >> 0) as u8,
(word >> 8) as u8,
(word >> 0) as u8,
(word >> 8) as u8,
(word >> 16) as u8,
(word >> 24) as u8,
]);
@ -134,19 +134,22 @@ pub extern fn dma_record_output_wide(target: i32, words: CSlice<i32>) {
}
}
pub extern fn dma_erase(name: CSlice<u8>) {
pub extern "C" fn dma_erase(name: CSlice<u8>) {
let name = String::from_utf8(name.as_ref().to_vec()).unwrap();
unsafe {
KERNEL_CHANNEL_1TO0.as_mut().unwrap().send(Message::DmaEraseRequest(name));
KERNEL_CHANNEL_1TO0
.as_mut()
.unwrap()
.send(Message::DmaEraseRequest(name));
}
}
pub extern fn dma_retrieve(name: CSlice<u8>) -> DmaTrace {
pub extern "C" fn dma_retrieve(name: CSlice<u8>) -> DmaTrace {
let name = String::from_utf8(name.as_ref().to_vec()).unwrap();
unsafe {
KERNEL_CHANNEL_1TO0.as_mut().unwrap().send(Message::DmaGetRequest(name));
}
match unsafe {KERNEL_CHANNEL_0TO1.as_mut().unwrap()}.recv() {
match unsafe { KERNEL_CHANNEL_0TO1.as_mut().unwrap() }.recv() {
Message::DmaGetReply(None) => (),
Message::DmaGetReply(Some((mut v, duration))) => {
v.reserve(ALIGNMENT - 1);
@ -162,18 +165,15 @@ pub extern fn dma_retrieve(name: CSlice<u8>) -> DmaTrace {
dcci_slice(&v);
let v = Box::new(v);
let address = Box::into_raw(v) as *mut Vec<u8> as i32;
return DmaTrace {
address,
duration,
};
},
return DmaTrace { address, duration };
}
_ => panic!("Expected DmaGetReply after DmaGetRequest!"),
}
// we have to defer raising error as we have to drop the message first...
artiq_raise!("DMAError", "DMA trace not found");
}
pub extern fn dma_playback(timestamp: i64, ptr: i32) {
pub extern "C" fn dma_playback(timestamp: i64, ptr: i32) {
unsafe {
let v = Box::from_raw(ptr as *mut Vec<u8>);
let padding = ALIGNMENT - v.as_ptr() as usize % ALIGNMENT;
@ -197,16 +197,23 @@ pub extern fn dma_playback(timestamp: i64, ptr: i32) {
let channel = csr::rtio_dma::error_channel_read();
csr::rtio_dma::error_write(1);
if error & 1 != 0 {
artiq_raise!("RTIOUnderflow",
artiq_raise!(
"RTIOUnderflow",
"RTIO underflow at {1} mu, channel {rtio_channel_info:0}",
channel as i64, timestamp as i64, 0);
channel as i64,
timestamp as i64,
0
);
}
if error & 2 != 0 {
artiq_raise!("RTIODestinationUnreachable",
artiq_raise!(
"RTIODestinationUnreachable",
"RTIO destination unreachable, output, at {1} mu, channel {rtio_channel_info:0}",
channel as i64, timestamp as i64, 0);
channel as i64,
timestamp as i64,
0
);
}
}
}
}

27
src/runtime/src/kernel/mod.rs
View File

@ -1,15 +1,16 @@
use alloc::{string::String, vec::Vec};
use core::ptr;
use alloc::{vec::Vec, string::String};
use libcortex_a9::{mutex::Mutex, sync_channel, semaphore::Semaphore};
use libcortex_a9::{mutex::Mutex, semaphore::Semaphore, sync_channel};
use crate::eh_artiq;
mod control;
pub use control::Control;
pub mod core1;
mod api;
mod rpc;
pub mod core1;
mod dma;
mod rpc;
pub use dma::DmaRecorder;
mod cache;
@ -21,7 +22,7 @@ pub struct RPCException {
pub file: u32,
pub line: i32,
pub column: i32,
pub function: u32
pub function: u32,
}
#[derive(Debug, Clone)]
@ -31,11 +32,16 @@ pub enum Message {
LoadFailed,
StartRequest,
KernelFinished(u8),
KernelException(&'static [Option<eh_artiq::Exception<'static>>],
&'static [eh_artiq::StackPointerBacktrace],
&'static [(usize, usize)],
u8),
RpcSend { is_async: bool, data: Vec<u8> },
KernelException(
&'static [Option<eh_artiq::Exception<'static>>],
&'static [eh_artiq::StackPointerBacktrace],
&'static [(usize, usize)],
u8,
),
RpcSend {
is_async: bool,
data: Vec<u8>,
},
RpcRecvRequest(*mut ()),
RpcRecvReply(Result<usize, RPCException>),
@ -64,4 +70,3 @@ static mut KERNEL_CHANNEL_1TO0: Option<sync_channel::Sender<'static, Message>> =
pub static mut KERNEL_IMAGE: *const core1::KernelImage = ptr::null();
static INIT_LOCK: Mutex<()> = Mutex::new(());

29
src/runtime/src/kernel/rpc.rs
View File

@ -1,14 +1,11 @@
//! Kernel-side RPC API
use alloc::vec::Vec;
use cslice::CSlice;
use crate::eh_artiq;
use crate::rpc::send_args;
use super::{
KERNEL_CHANNEL_0TO1, KERNEL_CHANNEL_1TO0,
Message,
};
use super::{Message, KERNEL_CHANNEL_0TO1, KERNEL_CHANNEL_1TO0};
use crate::{eh_artiq, rpc::send_args};
fn rpc_send_common(is_async: bool, service: u32, tag: &CSlice<u8>, data: *const *const ()) {
let core1_tx = unsafe { KERNEL_CHANNEL_1TO0.as_mut().unwrap() };
@ -17,15 +14,15 @@ fn rpc_send_common(is_async: bool, service: u32, tag: &CSlice<u8>, data: *const
core1_tx.send(Message::RpcSend { is_async, data: buffer });
}
pub extern fn rpc_send(service: u32, tag: &CSlice<u8>, data: *const *const ()) {
pub extern "C" fn rpc_send(service: u32, tag: &CSlice<u8>, data: *const *const ()) {
rpc_send_common(false, service, tag, data);
}
pub extern fn rpc_send_async(service: u32, tag: &CSlice<u8>, data: *const *const ()) {
pub extern "C" fn rpc_send_async(service: u32, tag: &CSlice<u8>, data: *const *const ()) {
rpc_send_common(true, service, tag, data);
}
pub extern fn rpc_recv(slot: *mut ()) -> usize {
pub extern "C" fn rpc_recv(slot: *mut ()) -> usize {
let reply = unsafe {
let core1_rx = KERNEL_CHANNEL_0TO1.as_mut().unwrap();
let core1_tx = KERNEL_CHANNEL_1TO0.as_mut().unwrap();
@ -36,15 +33,15 @@ pub extern fn rpc_recv(slot: *mut ()) -> usize {
Message::RpcRecvReply(Ok(alloc_size)) => alloc_size,
Message::RpcRecvReply(Err(exception)) => unsafe {
eh_artiq::raise(&eh_artiq::Exception {
id: exception.id,
file: CSlice::new(exception.file as *const u8, usize::MAX),
line: exception.line as u32,
column: exception.column as u32,
id: exception.id,
file: CSlice::new(exception.file as *const u8, usize::MAX),
line: exception.line as u32,
column: exception.column as u32,
function: CSlice::new(exception.function as *const u8, usize::MAX),
message: CSlice::new(exception.message as *const u8, usize::MAX),
param: exception.param
message: CSlice::new(exception.message as *const u8, usize::MAX),
param: exception.param,
})
},
_ => panic!("received unexpected reply to RpcRecvRequest: {:?}", reply)
_ => panic!("received unexpected reply to RpcRecvRequest: {:?}", reply),
}
}

69
src/runtime/src/main.rs
View File

@ -1,6 +1,6 @@
#![no_std]
#![no_main]
#![recursion_limit="1024"] // for futures_util::select!
#![recursion_limit = "1024"] // for futures_util::select!
#![feature(alloc_error_handler)]
#![feature(panic_info_message)]
#![feature(c_variadic)]
@ -12,25 +12,32 @@
#[macro_use]
extern crate alloc;
use log::{info, warn, error};
use libboard_zynq::{timer::GlobalTimer, mpcore, gic};
use libasync::{task, block_async};
use libsupport_zynq::ram;
use nb;
use void::Void;
use libconfig::Config;
use libcortex_a9::l2c::enable_l2_cache;
use libboard_artiq::{logger, identifier_read, pl};
use libasync::{block_async, task};
#[cfg(feature = "target_kasli_soc")]
use libboard_artiq::io_expander;
use libboard_artiq::{identifier_read, logger, pl};
use libboard_zynq::{gic, mpcore, timer::GlobalTimer};
use libconfig::Config;
use libcortex_a9::l2c::enable_l2_cache;
use libsupport_zynq::ram;
use log::{error, info, warn};
use nb;
use void::Void;
const ASYNC_ERROR_COLLISION: u8 = 1 << 0;
const ASYNC_ERROR_BUSY: u8 = 1 << 1;
const ASYNC_ERROR_SEQUENCE_ERROR: u8 = 1 << 2;
mod proto_async;
mod analyzer;
mod comms;
mod eh_artiq;
mod i2c;
mod irq;
mod kernel;
mod mgmt;
mod moninj;
mod panic;
mod proto_async;
mod rpc;
#[cfg(ki_impl = "csr")]
#[path = "rtio_csr.rs"]
@ -38,16 +45,8 @@ mod rtio;
#[cfg(ki_impl = "acp")]
#[path = "rtio_acp.rs"]
mod rtio;
mod rtio_mgt;
mod rtio_clocking;
mod kernel;
mod moninj;
mod eh_artiq;
mod panic;
mod mgmt;
mod analyzer;
mod irq;
mod i2c;
mod rtio_mgt;
static mut SEEN_ASYNC_ERRORS: u8 = 0;
@ -74,15 +73,27 @@ async fn report_async_rtio_errors() {
let errors = pl::csr::rtio_core::async_error_read();
if errors & ASYNC_ERROR_COLLISION != 0 {
let channel = pl::csr::rtio_core::collision_channel_read();
error!("RTIO collision involving channel 0x{:04x}:{}", channel, rtio_mgt::resolve_channel_name(channel as u32));
error!(
"RTIO collision involving channel 0x{:04x}:{}",
channel,
rtio_mgt::resolve_channel_name(channel as u32)
);
}
if errors & ASYNC_ERROR_BUSY != 0 {
let channel = pl::csr::rtio_core::busy_channel_read();
error!("RTIO busy error involving channel 0x{:04x}:{}", channel, rtio_mgt::resolve_channel_name(channel as u32));
error!(
"RTIO busy error involving channel 0x{:04x}:{}",
channel,
rtio_mgt::resolve_channel_name(channel as u32)
);
}
if errors & ASYNC_ERROR_SEQUENCE_ERROR != 0 {
let channel = pl::csr::rtio_core::sequence_error_channel_read();
error!("RTIO sequence error involving channel 0x{:04x}:{}", channel, rtio_mgt::resolve_channel_name(channel as u32));
error!(
"RTIO sequence error involving channel 0x{:04x}:{}",
channel,
rtio_mgt::resolve_channel_name(channel as u32)
);
}
SEEN_ASYNC_ERRORS = errors;
pl::csr::rtio_core::async_error_write(errors);
@ -90,18 +101,14 @@ async fn report_async_rtio_errors() {
}
}
static mut LOG_BUFFER: [u8; 1<<17] = [0; 1<<17];
static mut LOG_BUFFER: [u8; 1 << 17] = [0; 1 << 17];
#[no_mangle]
pub fn main_core0() {
enable_l2_cache(0x8);
let mut timer = GlobalTimer::start();
let buffer_logger = unsafe {
logger::BufferLogger::new(&mut LOG_BUFFER[..])
};
let buffer_logger = unsafe { logger::BufferLogger::new(&mut LOG_BUFFER[..]) };
buffer_logger.set_uart_log_level(log::LevelFilter::Info);
buffer_logger.register();
log::set_max_level(log::LevelFilter::Info);
@ -137,7 +144,7 @@ pub fn main_core0() {
Config::new_dummy()
}
};
rtio_clocking::init(&mut timer, &cfg);
task::spawn(report_async_rtio_errors());

49
src/runtime/src/mgmt.rs
View File

@ -1,16 +1,17 @@
use alloc::{rc::Rc, string::String, vec::Vec};
use core::cell::RefCell;
use futures::{future::poll_fn, task::Poll};
use libasync::{smoltcp::TcpStream, task};
use libboard_zynq::{smoltcp, slcr};
use libconfig::Config;
use core::cell::RefCell;
use alloc::{rc::Rc, vec::Vec, string::String};
use log::{self, info, debug, warn, error, LevelFilter};
use libboard_artiq::logger::{BufferLogger, LogBufferRef};
use crate::proto_async::*;
use libboard_zynq::{slcr, smoltcp};
use libconfig::Config;
use log::{self, debug, error, info, warn, LevelFilter};
use num_derive::FromPrimitive;
use num_traits::FromPrimitive;
use crate::proto_async::*;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum Error {
NetworkError(smoltcp::Error),
@ -24,10 +25,10 @@ type Result<T> = core::result::Result<T, Error>;
impl core::fmt::Display for Error {
fn fmt(&self, f: &mut core::fmt::Formatter) -> core::fmt::Result {
match self {
&Error::NetworkError(error) => write!(f, "network error: {}", error),
&Error::NetworkError(error) => write!(f, "network error: {}", error),
&Error::UnknownLogLevel(lvl) => write!(f, "unknown log level {}", lvl),
&Error::UnexpectedPattern => write!(f, "unexpected pattern"),
&Error::UnrecognizedPacket => write!(f, "unrecognized packet"),
&Error::UnexpectedPattern => write!(f, "unexpected pattern"),
&Error::UnrecognizedPacket => write!(f, "unrecognized packet"),
}
}
}
@ -74,9 +75,7 @@ async fn read_log_level_filter(stream: &mut TcpStream) -> Result<log::LevelFilte
}
async fn get_logger_buffer_pred<F>(f: F) -> LogBufferRef<'static>
where
F: Fn(&LogBufferRef) -> bool,
{
where F: Fn(&LogBufferRef) -> bool {
poll_fn(|ctx| {
let logger = unsafe { BufferLogger::get_logger().as_mut().unwrap() };
match logger.buffer() {
@ -112,10 +111,7 @@ async fn read_key(stream: &mut TcpStream) -> Result<String> {
Ok(String::from_utf8(buffer).unwrap())
}
async fn handle_connection(
stream: &mut TcpStream,
pull_id: Rc<RefCell<u32>>,
cfg: Rc<Config>) -> Result<()> {
async fn handle_connection(stream: &mut TcpStream, pull_id: Rc<RefCell<u32>>, cfg: Rc<Config>) -> Result<()> {
if !expect(&stream, b"ARTIQ management\n").await? {
return Err(Error::UnexpectedPattern);
}
@ -163,7 +159,7 @@ async fn handle_connection(
logger.set_buffer_log_level(LevelFilter::Trace);
}
}
},
}
Request::SetLogFilter => {
let lvl = read_log_level_filter(stream).await?;
info!("Changing log level to {}", lvl);
@ -174,10 +170,7 @@ async fn handle_connection(
let lvl = read_log_level_filter(stream).await?;
info!("Changing UART log level to {}", lvl);
unsafe {
BufferLogger::get_logger()
.as_ref()
.unwrap()
.set_uart_log_level(lvl);
BufferLogger::get_logger().as_ref().unwrap().set_uart_log_level(lvl);
}
write_i8(stream, Reply::Success as i8).await?;
}
@ -193,16 +186,12 @@ async fn handle_connection(
warn!("read error: no such key");
write_i8(stream, Reply::Error as i8).await?;
}
},
}
Request::ConfigWrite => {
let key = read_key(stream).await?;
debug!("write key: {}", key);
let len = read_i32(stream).await?;
let len = if len <= 0 {
0
} else {
len as usize
};
let len = if len <= 0 { 0 } else { len as usize };
let mut buffer = Vec::with_capacity(len);
unsafe {
buffer.set_len(len);
@ -217,7 +206,7 @@ async fn handle_connection(
error!("failed to write: {:?}", value);
write_i8(stream, Reply::Error as i8).await?;
}
},
}
Request::ConfigRemove => {
let key = read_key(stream).await?;
debug!("erase key: {}", key);
@ -229,7 +218,7 @@ async fn handle_connection(
warn!("erase failed");
write_i8(stream, Reply::Error as i8).await?;
}
},
}
Request::Reboot => {
info!("rebooting");
write_i8(stream, Reply::RebootImminent as i8).await?;

123
src/runtime/src/moninj.rs
View File

@ -1,26 +1,23 @@
use core::{fmt, cell::RefCell};
use alloc::{collections::BTreeMap, rc::Rc};
use log::{debug, info, warn};
use void::Void;
use core::{cell::RefCell, fmt};
use futures::{pin_mut, select_biased, FutureExt};
use libasync::{block_async, nb, smoltcp::TcpStream, task};
use libboard_artiq::drtio_routing;
use libboard_zynq::{smoltcp, timer::GlobalTimer, time::Milliseconds};
use libasync::{task, smoltcp::TcpStream, block_async, nb};
use libboard_zynq::{smoltcp, time::Milliseconds, timer::GlobalTimer};
use libcortex_a9::mutex::Mutex;
use log::{debug, info, warn};
use num_derive::{FromPrimitive, ToPrimitive};
use num_traits::{FromPrimitive, ToPrimitive};
use futures::{pin_mut, select_biased, FutureExt};
use void::Void;
use crate::proto_async::*;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum Error {
NetworkError(smoltcp::Error),
UnexpectedPattern,
UnrecognizedPacket
UnrecognizedPacket,
}
pub type Result<T> = core::result::Result<T, Error>;
@ -29,8 +26,8 @@ impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match self {
&Error::NetworkError(error) => write!(f, "network error: {}", error),
&Error::UnexpectedPattern => write!(f, "unexpected pattern"),
&Error::UnrecognizedPacket => write!(f, "unrecognized packet"),
&Error::UnexpectedPattern => write!(f, "unexpected pattern"),
&Error::UnrecognizedPacket => write!(f, "unrecognized packet"),
}
}
}
@ -46,60 +43,102 @@ enum HostMessage {
MonitorProbe = 0,
MonitorInjection = 3,
Inject = 1,
GetInjectionStatus = 2
GetInjectionStatus = 2,
}
#[derive(Debug, FromPrimitive, ToPrimitive)]
enum DeviceMessage {
MonitorStatus = 0,
InjectionStatus = 1
InjectionStatus = 1,
}
#[cfg(has_drtio)]
mod remote_moninj {
use super::*;
use libboard_artiq::drtioaux_async;
use crate::rtio_mgt::drtio;
use log::error;
pub async fn read_probe(aux_mutex: &Rc<Mutex<bool>>, timer: GlobalTimer, linkno: u8, destination: u8, channel: i32, probe: i8) -> i64 {
let reply = drtio::aux_transact(aux_mutex, linkno, &drtioaux_async::Packet::MonitorRequest {
destination: destination,
channel: channel as _,
probe: probe as _},
timer).await;
use super::*;
use crate::rtio_mgt::drtio;
pub async fn read_probe(
aux_mutex: &Rc<Mutex<bool>>,
timer: GlobalTimer,
linkno: u8,
destination: u8,
channel: i32,
probe: i8,
) -> i64 {
let reply = drtio::aux_transact(
aux_mutex,
linkno,
&drtioaux_async::Packet::MonitorRequest {
destination: destination,
channel: channel as _,
probe: probe as _,
},
timer,
)
.await;
match reply {
Ok(drtioaux_async::Packet::MonitorReply { value }) => return value as i64,
Ok(packet) => error!("received unexpected aux packet: {:?}", packet),
Err("link went down") => { debug!("link is down"); },
Err(e) => error!("aux packet error ({})", e)
Err("link went down") => {
debug!("link is down");
}
Err(e) => error!("aux packet error ({})", e),
}
0
}
pub async fn inject(aux_mutex: &Rc<Mutex<bool>>, _timer: GlobalTimer, linkno: u8, destination: u8, channel: i32, overrd: i8, value: i8) {
pub async fn inject(
aux_mutex: &Rc<Mutex<bool>>,
_timer: GlobalTimer,
linkno: u8,
destination: u8,
channel: i32,
overrd: i8,
value: i8,
) {
let _lock = aux_mutex.lock();
drtioaux_async::send(linkno, &drtioaux_async::Packet::InjectionRequest {
destination: destination,
channel: channel as _,
overrd: overrd as _,
value: value as _
}).await.unwrap();
drtioaux_async::send(
linkno,
&drtioaux_async::Packet::InjectionRequest {
destination: destination,
channel: channel as _,
overrd: overrd as _,
value: value as _,
},
)
.await
.unwrap();
}
pub async fn read_injection_status(aux_mutex: &Rc<Mutex<bool>>, timer: GlobalTimer, linkno: u8, destination: u8, channel: i32, overrd: i8) -> i8 {
let reply = drtio::aux_transact(aux_mutex,
linkno,
pub async fn read_injection_status(
aux_mutex: &Rc<Mutex<bool>>,
timer: GlobalTimer,
linkno: u8,
destination: u8,
channel: i32,
overrd: i8,
) -> i8 {
let reply = drtio::aux_transact(
aux_mutex,
linkno,
&drtioaux_async::Packet::InjectionStatusRequest {
destination: destination,
channel: channel as _,
overrd: overrd as _},
timer).await;
overrd: overrd as _,
},
timer,
)
.await;
match reply {
Ok(drtioaux_async::Packet::InjectionStatusReply { value }) => return value as i8,
Ok(packet) => error!("received unexpected aux packet: {:?}", packet),
Err("link went down") => { debug!("link is down"); },
Err(e) => error!("aux packet error ({})", e)
Err("link went down") => {
debug!("link is down");
}
Err(e) => error!("aux packet error ({})", e),
}
0
}
@ -157,8 +196,12 @@ macro_rules! dispatch {
}}
}
async fn handle_connection(stream: &TcpStream, timer: GlobalTimer,
_aux_mutex: &Rc<Mutex<bool>>, _routing_table: &drtio_routing::RoutingTable) -> Result<()> {
async fn handle_connection(
stream: &TcpStream,
timer: GlobalTimer,
_aux_mutex: &Rc<Mutex<bool>>,
_routing_table: &drtio_routing::RoutingTable,
) -> Result<()> {
if !expect(&stream, b"ARTIQ moninj\n").await? {
return Err(Error::UnexpectedPattern);
}

21
src/runtime/src/panic.rs
View File

@ -1,14 +1,13 @@
use libboard_zynq::{print, println};
use libregister::RegisterR;
use libcortex_a9::regs::MPIDR;
use unwind::backtrace;
#[cfg(feature = "target_kasli_soc")]
use libboard_zynq::error_led::ErrorLED;
use crate::comms::soft_panic_main;
use log::error;
use libboard_zynq::timer::GlobalTimer;
use libboard_zynq::{print, println, timer::GlobalTimer};
use libconfig::Config;
use libcortex_a9::regs::MPIDR;
use libregister::RegisterR;
use log::error;
use unwind::backtrace;
use crate::comms::soft_panic_main;
static mut PANICKED: [bool; 2] = [false; 2];
static mut SOFT_PANICKED: bool = false;
@ -68,9 +67,7 @@ fn soft_panic(info: &core::panic::PanicInfo) -> ! {
let timer = GlobalTimer::start();
let cfg = match Config::new() {
Ok(cfg) => cfg,
Err(_) => {
Config::new_dummy()
}
Err(_) => Config::new_dummy(),
};
soft_panic_main(timer, cfg);
}
}

61
src/runtime/src/proto_async.rs
View File

@ -1,8 +1,7 @@
use core::cmp::min;
use core::cell::RefCell;
use core::{cell::RefCell, cmp::min};
use libboard_zynq::smoltcp;
use libasync::smoltcp::TcpStream;
use libboard_zynq::smoltcp;
type Result<T> = core::result::Result<T, smoltcp::Error>;
@ -14,25 +13,27 @@ enum RecvState<T> {
pub async fn expect(stream: &TcpStream, pattern: &[u8]) -> Result<bool> {
let mut state = RecvState::NeedsMore(0, true);
loop {
state = stream.recv(|buf| {
let mut consumed = 0;
if let RecvState::NeedsMore(mut cur_index, _) = state {
for b in buf.iter() {
consumed += 1;
if *b == pattern[cur_index] {
if cur_index + 1 == pattern.len() {
return (consumed, RecvState::Completed(true));
state = stream
.recv(|buf| {
let mut consumed = 0;
if let RecvState::NeedsMore(mut cur_index, _) = state {
for b in buf.iter() {
consumed += 1;
if *b == pattern[cur_index] {
if cur_index + 1 == pattern.len() {
return (consumed, RecvState::Completed(true));
}
} else {
return (consumed, RecvState::Completed(false));
}
} else {
return (consumed, RecvState::Completed(false));
cur_index += 1;
}
cur_index += 1;
(consumed, RecvState::NeedsMore(cur_index, true))
} else {
unreachable!();
}
(consumed, RecvState::NeedsMore(cur_index, true))
} else {
unreachable!();
}
}).await?;
})
.await?;
if let RecvState::Completed(result) = state {
return Ok(result);
}
@ -40,15 +41,11 @@ pub async fn expect(stream: &TcpStream, pattern: &[u8]) -> Result<bool> {
}
pub async fn read_bool(stream: &TcpStream) -> Result<bool> {
Ok(stream.recv(|buf| {
(1, buf[0] != 0)
}).await?)
Ok(stream.recv(|buf| (1, buf[0] != 0)).await?)
}
pub async fn read_i8(stream: &TcpStream) -> Result<i8> {
Ok(stream.recv(|buf| {
(1, buf[0] as i8)
}).await?)
Ok(stream.recv(|buf| (1, buf[0] as i8)).await?)
}
pub async fn read_i32(stream: &TcpStream) -> Result<i32> {
@ -68,12 +65,14 @@ pub async fn read_chunk(stream: &TcpStream, destination: &mut [u8]) -> Result<()
let destination = RefCell::new(destination);
let mut done = 0;
while done < total {
let count = stream.recv(|buf| {
let mut destination = destination.borrow_mut();
let count = min(total - done, buf.len());
destination[done..done + count].copy_from_slice(&buf[..count]);
(count, count)
}).await?;
let count = stream
.recv(|buf| {
let mut destination = destination.borrow_mut();
let count = min(total - done, buf.len());
destination[done..done + count].copy_from_slice(&buf[..count]);
(count, count)
})
.await?;
done += count;
}
Ok(())

220
src/runtime/src/rpc.rs
View File

@ -1,18 +1,17 @@
use core::str;
use core::future::Future;
use cslice::{CSlice, CMutSlice};
use log::trace;
use byteorder::{NativeEndian, ByteOrder};
use core_io::{Write, Error};
use libboard_zynq::smoltcp;
use libasync::smoltcp::TcpStream;
use alloc::boxed::Box;
use async_recursion::async_recursion;
use core::{future::Future, str};
use async_recursion::async_recursion;
use byteorder::{ByteOrder, NativeEndian};
use core_io::{Error, Write};
use cslice::{CMutSlice, CSlice};
use io::proto::ProtoWrite;
use libasync::smoltcp::TcpStream;
use libboard_zynq::smoltcp;
use log::trace;
use self::tag::{split_tag, Tag, TagIterator};
use crate::proto_async;
use self::tag::{Tag, TagIterator, split_tag};
#[inline]
fn round_up(val: usize, power_of_two: usize) -> usize {
@ -52,17 +51,17 @@ async unsafe fn recv_elements<F>(
elt_tag: Tag<'async_recursion>,
length: usize,
storage: *mut (),
alloc: &(impl Fn(usize) -> F + 'async_recursion)
alloc: &(impl Fn(usize) -> F + 'async_recursion),
) -> Result<(), smoltcp::Error>
where
F: Future<Output=*mut ()>,
F: Future<Output = *mut ()>,
{
// List of simple types are special-cased in the protocol for performance.
match elt_tag {
Tag::Bool => {
let dest = core::slice::from_raw_parts_mut(storage as *mut u8, length);
proto_async::read_chunk(stream, dest).await?;
},
}
Tag::Int32 => {
let ptr = storage as *mut u32;
let dest = core::slice::from_raw_parts_mut(ptr as *mut u8, length * 4);
@ -70,7 +69,7 @@ where
drop(dest);
let dest = core::slice::from_raw_parts_mut(ptr, length);
NativeEndian::from_slice_u32(dest);
},
}
Tag::Int64 | Tag::Float64 => {
let ptr = storage as *mut u64;
let dest = core::slice::from_raw_parts_mut(ptr as *mut u8, length * 8);
@ -78,7 +77,7 @@ where
drop(dest);
let dest = core::slice::from_raw_parts_mut(ptr, length);
NativeEndian::from_slice_u64(dest);
},
}
_ => {
let mut data = storage;
for _ in 0..length {
@ -95,36 +94,37 @@ where
/// invoked any number of times with the size of the required allocation as a parameter
/// (which is assumed to be correctly aligned for all payload types).
#[async_recursion(?Send)]
async unsafe fn recv_value<F>(stream: &TcpStream, tag: Tag<'async_recursion>, data: &mut *mut (),
alloc: &(impl Fn(usize) -> F + 'async_recursion))
-> Result<(), smoltcp::Error>
where F: Future<Output=*mut ()>
async unsafe fn recv_value<F>(
stream: &TcpStream,
tag: Tag<'async_recursion>,
data: &mut *mut (),
alloc: &(impl Fn(usize) -> F + 'async_recursion),
) -> Result<(), smoltcp::Error>
where
F: Future<Output = *mut ()>,
{
macro_rules! consume_value {
($ty:ty, |$ptr:ident| $map:expr) => ({
($ty:ty, | $ptr:ident | $map:expr) => {{
let $ptr = align_ptr_mut::<$ty>(*data);
*data = $ptr.offset(1) as *mut ();
$map
})
}};
}
match tag {
Tag::None => Ok(()),
Tag::Bool =>
consume_value!(i8, |ptr| {
*ptr = proto_async::read_i8(stream).await?;
Ok(())
}),
Tag::Int32 =>
consume_value!(i32, |ptr| {
*ptr = proto_async::read_i32(stream).await?;
Ok(())
}),
Tag::Int64 | Tag::Float64 =>
consume_value!(i64, |ptr| {
*ptr = proto_async::read_i64(stream).await?;
Ok(())
}),
Tag::Bool => consume_value!(i8, |ptr| {
*ptr = proto_async::read_i8(stream).await?;
Ok(())
}),
Tag::Int32 => consume_value!(i32, |ptr| {
*ptr = proto_async::read_i32(stream).await?;
Ok(())
}),
Tag::Int64 | Tag::Float64 => consume_value!(i64, |ptr| {
*ptr = proto_async::read_i64(stream).await?;
Ok(())
}),
Tag::String | Tag::Bytes | Tag::ByteArray => {
consume_value!(CMutSlice<u8>, |ptr| {
let length = proto_async::read_i32(stream).await? as usize;
@ -148,7 +148,10 @@ async unsafe fn recv_value<F>(stream: &TcpStream, tag: Tag<'async_recursion>, da
}
Tag::List(it) => {
#[repr(C)]
struct List { elements: *mut (), length: usize }
struct List {
elements: *mut (),
length: usize,
}
consume_value!(*mut List, |ptr_to_list| {
let tag = it.clone().next().expect("truncated tag");
let length = proto_async::read_i32(stream).await? as usize;
@ -180,7 +183,7 @@ async unsafe fn recv_value<F>(stream: &TcpStream, tag: Tag<'async_recursion>, da
for _ in 0..num_dims {
let len = proto_async::read_i32(stream).await? as usize;
total_len *= len;
consume_value!(usize, |ptr| *ptr = len )
consume_value!(usize, |ptr| *ptr = len)
}
// Allocate backing storage for elements; deserialize them.
@ -198,14 +201,18 @@ async unsafe fn recv_value<F>(stream: &TcpStream, tag: Tag<'async_recursion>, da
Ok(())
}
Tag::Keyword(_) => unreachable!(),
Tag::Object => unreachable!()
Tag::Object => unreachable!(),
}
}
pub async fn recv_return<F>(stream: &TcpStream, tag_bytes: &[u8], data: *mut (),
alloc: &impl Fn(usize) -> F)
-> Result<(), smoltcp::Error>
where F: Future<Output=*mut ()>
pub async fn recv_return<F>(
stream: &TcpStream,
tag_bytes: &[u8],
data: *mut (),
alloc: &impl Fn(usize) -> F,
) -> Result<(), smoltcp::Error>
where
F: Future<Output = *mut ()>,
{
let mut it = TagIterator::new(tag_bytes);
trace!("recv ...->{}", it);
@ -217,10 +224,8 @@ pub async fn recv_return<F>(stream: &TcpStream, tag_bytes: &[u8], data: *mut (),
Ok(())
}
unsafe fn send_elements<W>(writer: &mut W, elt_tag: Tag, length: usize, data: *const ())
-> Result<(), Error>
where W: Write + ?Sized
{
unsafe fn send_elements<W>(writer: &mut W, elt_tag: Tag, length: usize, data: *const ()) -> Result<(), Error>
where W: Write + ?Sized {
writer.write_u8(elt_tag.as_u8())?;
match elt_tag {
// we cannot use NativeEndian::from_slice_i32 as the data is not mutable,
@ -228,15 +233,15 @@ unsafe fn send_elements<W>(writer: &mut W, elt_tag: Tag, length: usize, data: *c
Tag::Bool => {
let slice = core::slice::from_raw_parts(data as *const u8, length);
writer.write_all(slice)?;
},
}
Tag::Int32 => {
let slice = core::slice::from_raw_parts(data as *const u8, length * 4);
writer.write_all(slice)?;
},
}
Tag::Int64 | Tag::Float64 => {
let slice = core::slice::from_raw_parts(data as *const u8, length * 8);
writer.write_all(slice)?;
},
}
_ => {
let mut data = data;
for _ in 0..length {
@ -247,36 +252,26 @@ unsafe fn send_elements<W>(writer: &mut W, elt_tag: Tag, length: usize, data: *c
Ok(())
}
unsafe fn send_value<W>(writer: &mut W, tag: Tag, data: &mut *const ())
-> Result<(), Error>
where W: Write + ?Sized
{
unsafe fn send_value<W>(writer: &mut W, tag: Tag, data: &mut *const ()) -> Result<(), Error>
where W: Write + ?Sized {
macro_rules! consume_value {
($ty:ty, |$ptr:ident| $map:expr) => ({
($ty:ty, | $ptr:ident | $map:expr) => {{
let $ptr = align_ptr::<$ty>(*data);
*data = $ptr.offset(1) as *const ();
$map
})
}};
}
writer.write_u8(tag.as_u8())?;
match tag {
Tag::None => Ok(()),
Tag::Bool =>
consume_value!(u8, |ptr|
writer.write_u8(*ptr)),
Tag::Int32 =>
consume_value!(u32, |ptr|
writer.write_u32(*ptr)),
Tag::Int64 | Tag::Float64 =>
consume_value!(u64, |ptr|
writer.write_u64(*ptr)),
Tag::String =>
consume_value!(CSlice<u8>, |ptr|
writer.write_string(str::from_utf8((*ptr).as_ref()).unwrap())),
Tag::Bytes | Tag::ByteArray =>
consume_value!(CSlice<u8>, |ptr|
writer.write_bytes((*ptr).as_ref())),
Tag::Bool => consume_value!(u8, |ptr| writer.write_u8(*ptr)),
Tag::Int32 => consume_value!(u32, |ptr| writer.write_u32(*ptr)),
Tag::Int64 | Tag::Float64 => consume_value!(u64, |ptr| writer.write_u64(*ptr)),
Tag::String => consume_value!(CSlice<u8>, |ptr| {
writer.write_string(str::from_utf8((*ptr).as_ref()).unwrap())
}),
Tag::Bytes | Tag::ByteArray => consume_value!(CSlice<u8>, |ptr| writer.write_bytes((*ptr).as_ref())),
Tag::Tuple(it, arity) => {
let mut it = it.clone();
writer.write_u8(arity)?;
@ -291,7 +286,10 @@ unsafe fn send_value<W>(writer: &mut W, tag: Tag, data: &mut *const ())
}
Tag::List(it) => {
#[repr(C)]
struct List { elements: *const (), length: u32 }
struct List {
elements: *const (),
length: u32,
}
consume_value!(&List, |ptr| {
let length = (**ptr).length as usize;
writer.write_u32((*ptr).length)?;
@ -301,7 +299,7 @@ unsafe fn send_value<W>(writer: &mut W, tag: Tag, data: &mut *const ())
}
Tag::Array(it, num_dims) => {
writer.write_u8(num_dims)?;
consume_value!(*const(), |buffer| {
consume_value!(*const (), |buffer| {
let elt_tag = it.clone().next().expect("truncated tag");
let mut total_len = 1;
@ -324,7 +322,9 @@ unsafe fn send_value<W>(writer: &mut W, tag: Tag, data: &mut *const ())
}
Tag::Keyword(it) => {
#[repr(C)]
struct Keyword<'a> { name: CSlice<'a, u8> }
struct Keyword<'a> {
name: CSlice<'a, u8>,
}
consume_value!(Keyword, |ptr| {
writer.write_string(str::from_utf8((*ptr).name.as_ref()).unwrap())?;
let tag = it.clone().next().expect("truncated tag");
@ -336,17 +336,16 @@ unsafe fn send_value<W>(writer: &mut W, tag: Tag, data: &mut *const ())
}
Tag::Object => {
#[repr(C)]
struct Object { id: u32 }
consume_value!(*const Object, |ptr|
writer.write_u32((**ptr).id))
struct Object {
id: u32,
}
consume_value!(*const Object, |ptr| writer.write_u32((**ptr).id))
}
}
}
pub fn send_args<W>(writer: &mut W, service: u32, tag_bytes: &[u8], data: *const *const ())
-> Result<(), Error>
where W: Write + ?Sized
{
pub fn send_args<W>(writer: &mut W, service: u32, tag_bytes: &[u8], data: *const *const ()) -> Result<(), Error>
where W: Write + ?Sized {
let (arg_tags_bytes, return_tag_bytes) = split_tag(tag_bytes);
let mut args_it = TagIterator::new(arg_tags_bytes);
@ -359,7 +358,7 @@ pub fn send_args<W>(writer: &mut W, service: u32, tag_bytes: &[u8], data: *const
let mut data = unsafe { *data.offset(index) };
unsafe { send_value(writer, arg_tag, &mut data)? };
} else {
break
break;
}
}
writer.write_u8(0)?;
@ -372,10 +371,10 @@ mod tag {
use core::fmt;
pub fn split_tag(tag_bytes: &[u8]) -> (&[u8], &[u8]) {
let tag_separator =
tag_bytes.iter()
.position(|&b| b == b':')
.expect("tag without a return separator");
let tag_separator = tag_bytes
.iter()
.position(|&b| b == b':')
.expect("tag without a return separator");
let (arg_tags_bytes, rest) = tag_bytes.split_at(tag_separator);
let return_tag_bytes = &rest[1..];
(arg_tags_bytes, return_tag_bytes)
@ -396,7 +395,7 @@ mod tag {
Array(TagIterator<'a>, u8),
Range(TagIterator<'a>),
Keyword(TagIterator<'a>),
Object
Object,
}
impl<'a> Tag<'a> {
@ -431,14 +430,15 @@ mod tag {
Tag::Tuple(it, arity) => {
let it = it.clone();
it.take(arity.into()).map(|t| t.alignment()).max().unwrap()
},
}
Tag::Range(it) => {
let it = it.clone();
it.take(3).map(|t| t.alignment()).max().unwrap()
}
// the ptr/length(s) pair is basically CSlice
Tag::Bytes | Tag::String | Tag::ByteArray | Tag::List(_) | Tag::Array(_, _) =>
core::mem::align_of::<CSlice<()>>(),
Tag::Bytes | Tag::String | Tag::ByteArray | Tag::List(_) | Tag::Array(_, _) => {
core::mem::align_of::<CSlice<()>>()
}
Tag::Keyword(_) => unreachable!("Tag::Keyword should not appear in composite types"),
Tag::Object => core::mem::align_of::<u32>(),
}
@ -484,7 +484,7 @@ mod tag {
#[derive(Debug, Clone, Copy)]
pub struct TagIterator<'a> {
data: &'a [u8]
data: &'a [u8],
}
impl<'a> TagIterator<'a> {
@ -492,13 +492,14 @@ mod tag {
TagIterator { data }
}
fn sub(&mut self, count: u8) -> TagIterator<'a> {
let data = self.data;
for _ in 0..count {
self.next().expect("truncated tag");
}
TagIterator { data: &data[..(data.len() - self.data.len())] }
TagIterator {
data: &data[..(data.len() - self.data.len())],
}
}
}
@ -507,7 +508,7 @@ mod tag {
fn next(&mut self) -> Option<Tag<'a>> {
if self.data.len() == 0 {
return None
return None;
}
let tag_byte = self.data[0];
@ -535,7 +536,7 @@ mod tag {
b'r' => Tag::Range(self.sub(1)),
b'k' => Tag::Keyword(self.sub(1)),
b'O' => Tag::Object,
_ => unreachable!()
_ => unreachable!(),
})
}
}
@ -552,22 +553,14 @@ mod tag {
}
match tag {
Tag::None =>
write!(f, "None")?,
Tag::Bool =>
write!(f, "Bool")?,
Tag::Int32 =>
write!(f, "Int32")?,
Tag::Int64 =>
write!(f, "Int64")?,
Tag::Float64 =>
write!(f, "Float64")?,
Tag::String =>
write!(f, "String")?,
Tag::Bytes =>
write!(f, "Bytes")?,
Tag::ByteArray =>
write!(f, "ByteArray")?,
Tag::None => write!(f, "None")?,
Tag::Bool => write!(f, "Bool")?,
Tag::Int32 => write!(f, "Int32")?,
Tag::Int64 => write!(f, "Int64")?,
Tag::Float64 => write!(f, "Float64")?,
Tag::String => write!(f, "String")?,
Tag::Bytes => write!(f, "Bytes")?,
Tag::ByteArray => write!(f, "ByteArray")?,
Tag::Tuple(it, _) => {
write!(f, "Tuple(")?;
it.fmt(f)?;
@ -593,8 +586,7 @@ mod tag {
it.fmt(f)?;
write!(f, ")")?;
}
Tag::Object =>
write!(f, "Object")?,
Tag::Object => write!(f, "Object")?,
}
}

171
src/runtime/src/rtio_acp.rs
View File

@ -1,19 +1,18 @@
use cslice::CSlice;
use vcell::VolatileCell;
use libcortex_a9::asm;
use crate::artiq_raise;
use core::sync::atomic::{fence, Ordering};
use crate::pl::csr;
use crate::rtio_mgt::resolve_channel_name;
use cslice::CSlice;
use libcortex_a9::asm;
use vcell::VolatileCell;
pub const RTIO_O_STATUS_WAIT: i32 = 1;
pub const RTIO_O_STATUS_UNDERFLOW: i32 = 2;
pub const RTIO_O_STATUS_DESTINATION_UNREACHABLE: i32 = 4;
pub const RTIO_I_STATUS_WAIT_EVENT: i32 = 1;
pub const RTIO_I_STATUS_OVERFLOW: i32 = 2;
pub const RTIO_I_STATUS_WAIT_STATUS: i32 = 4; // TODO
pub const RTIO_I_STATUS_DESTINATION_UNREACHABLE: i32 = 8;
use crate::{artiq_raise, pl::csr, rtio_mgt::resolve_channel_name};
pub const RTIO_O_STATUS_WAIT: i32 = 1;
pub const RTIO_O_STATUS_UNDERFLOW: i32 = 2;
pub const RTIO_O_STATUS_DESTINATION_UNREACHABLE: i32 = 4;
pub const RTIO_I_STATUS_WAIT_EVENT: i32 = 1;
pub const RTIO_I_STATUS_OVERFLOW: i32 = 2;
pub const RTIO_I_STATUS_WAIT_STATUS: i32 = 4; // TODO
pub const RTIO_I_STATUS_DESTINATION_UNREACHABLE: i32 = 8;
#[repr(C)]
pub struct TimestampedData {
@ -47,10 +46,10 @@ static mut TRANSACTION_BUFFER: Transaction = Transaction {
reply_timestamp: VolatileCell::new(0),
padding0: [0; 2],
padding1: [0; 2],
padding2: [0; 2]
padding2: [0; 2],
};
pub extern fn init() {
pub extern "C" fn init() {
unsafe {
csr::rtio_core::reset_write(1);
csr::rtio::engine_addr_base_write(&TRANSACTION_BUFFER as *const Transaction as u32);
@ -58,7 +57,7 @@ pub extern fn init() {
}
}
pub extern fn get_counter() -> i64 {
pub extern "C" fn get_counter() -> i64 {
unsafe {
csr::rtio::counter_update_write(1);
csr::rtio::counter_read() as i64
@ -67,15 +66,15 @@ pub extern fn get_counter() -> i64 {
static mut NOW: i64 = 0;
pub extern fn now_mu() -> i64 {
pub extern "C" fn now_mu() -> i64 {
unsafe { NOW }
}
pub extern fn at_mu(t: i64) {
pub extern "C" fn at_mu(t: i64) {
unsafe { NOW = t }
}
pub extern fn delay_mu(dt: i64) {
pub extern "C" fn delay_mu(dt: i64) {
unsafe { NOW += dt }
}
@ -87,18 +86,34 @@ unsafe fn process_exceptional_status(channel: i32, status: i32) {
while csr::rtio::o_status_read() as i32 & RTIO_O_STATUS_WAIT != 0 {}
}
if status & RTIO_O_STATUS_UNDERFLOW != 0 {
artiq_raise!("RTIOUnderflow",
format!("RTIO underflow at {{1}} mu, channel 0x{:04x}:{}, slack {{2}} mu", channel, resolve_channel_name(channel as u32)),
channel as i64, timestamp, timestamp - get_counter());
artiq_raise!(
"RTIOUnderflow",
format!(
"RTIO underflow at {{1}} mu, channel 0x{:04x}:{}, slack {{2}} mu",
channel,
resolve_channel_name(channel as u32)
),
channel as i64,
timestamp,
timestamp - get_counter()
);
}
if status & RTIO_O_STATUS_DESTINATION_UNREACHABLE != 0 {
artiq_raise!("RTIODestinationUnreachable",
format!("RTIO destination unreachable, output, at {{0}} mu, channel 0x{:04x}:{}", channel, resolve_channel_name(channel as u32)),
timestamp, channel as i64, 0);
artiq_raise!(
"RTIODestinationUnreachable",
format!(
"RTIO destination unreachable, output, at {{0}} mu, channel 0x{:04x}:{}",
channel,
resolve_channel_name(channel as u32)
),
timestamp,
channel as i64,
0
);
}
}
pub extern fn output(target: i32, data: i32) {
pub extern "C" fn output(target: i32, data: i32) {
unsafe {
// Clear status so we can observe response
TRANSACTION_BUFFER.reply_status.set(0);
@ -126,7 +141,7 @@ pub extern fn output(target: i32, data: i32) {
}
}
pub extern fn output_wide(target: i32, data: CSlice<i32>) {
pub extern "C" fn output_wide(target: i32, data: CSlice<i32>) {
unsafe {
// Clear status so we can observe response
TRANSACTION_BUFFER.reply_status.set(0);
@ -143,7 +158,7 @@ pub extern fn output_wide(target: i32, data: CSlice<i32>) {
loop {
status = TRANSACTION_BUFFER.reply_status.get();
if status != 0 {
break
break;
}
}
@ -154,8 +169,8 @@ pub extern fn output_wide(target: i32, data: CSlice<i32>) {
}
}
pub extern fn input_timestamp(timeout: i64, channel: i32) -> i64 {
unsafe {
pub extern "C" fn input_timestamp(timeout: i64, channel: i32) -> i64 {
unsafe {
// Clear status so we can observe response
TRANSACTION_BUFFER.reply_status.set(0);
@ -171,29 +186,45 @@ pub extern fn input_timestamp(timeout: i64, channel: i32) -> i64 {
loop {
status = TRANSACTION_BUFFER.reply_status.get();
if status != 0 {
break
break;
}
}
if status & RTIO_I_STATUS_OVERFLOW != 0 {
artiq_raise!("RTIOOverflow",
format!("RTIO input overflow on channel 0x{:04x}:{}", channel, resolve_channel_name(channel as u32)),
channel as i64, 0, 0);
artiq_raise!(
"RTIOOverflow",
format!(
"RTIO input overflow on channel 0x{:04x}:{}",
channel,
resolve_channel_name(channel as u32)
),
channel as i64,
0,
0
);
}
if status & RTIO_I_STATUS_WAIT_EVENT != 0 {
return -1
return -1;
}
if status & RTIO_I_STATUS_DESTINATION_UNREACHABLE != 0 {
artiq_raise!("RTIODestinationUnreachable",
format!("RTIO destination unreachable, input, on channel 0x{:04x}:{}", channel, resolve_channel_name(channel as u32)),
channel as i64, 0, 0);
artiq_raise!(
"RTIODestinationUnreachable",
format!(
"RTIO destination unreachable, input, on channel 0x{:04x}:{}",
channel,
resolve_channel_name(channel as u32)
),
channel as i64,
0,
0
);
}
TRANSACTION_BUFFER.reply_timestamp.get()
}
}
pub extern fn input_data(channel: i32) -> i32 {
pub extern "C" fn input_data(channel: i32) -> i32 {
unsafe {
TRANSACTION_BUFFER.reply_status.set(0);
@ -209,26 +240,42 @@ pub extern fn input_data(channel: i32) -> i32 {
loop {
status = TRANSACTION_BUFFER.reply_status.get();
if status != 0 {
break
break;
}
}
if status & RTIO_I_STATUS_OVERFLOW != 0 {
artiq_raise!("RTIOOverflow",
format!("RTIO input overflow on channel 0x{:04x}:{}", channel, resolve_channel_name(channel as u32)),
channel as i64, 0, 0);
artiq_raise!(
"RTIOOverflow",
format!(
"RTIO input overflow on channel 0x{:04x}:{}",
channel,
resolve_channel_name(channel as u32)
),
channel as i64,
0,
0
);
}
if status & RTIO_I_STATUS_DESTINATION_UNREACHABLE != 0 {
artiq_raise!("RTIODestinationUnreachable",
format!("RTIO destination unreachable, input, on channel 0x{:04x}:{}", channel, resolve_channel_name(channel as u32)),
channel as i64, 0, 0);
artiq_raise!(
"RTIODestinationUnreachable",
format!(
"RTIO destination unreachable, input, on channel 0x{:04x}:{}",
channel,
resolve_channel_name(channel as u32)
),
channel as i64,
0,
0
);
}
TRANSACTION_BUFFER.reply_data.get()
}
}
pub extern fn input_timestamped_data(timeout: i64, channel: i32) -> TimestampedData {
pub extern "C" fn input_timestamped_data(timeout: i64, channel: i32) -> TimestampedData {
unsafe {
TRANSACTION_BUFFER.reply_status.set(0);
@ -244,19 +291,35 @@ pub extern fn input_timestamped_data(timeout: i64, channel: i32) -> TimestampedD
loop {
status = TRANSACTION_BUFFER.reply_status.get();
if status != 0 {
break
break;
}
}
if status & RTIO_I_STATUS_OVERFLOW != 0 {
artiq_raise!("RTIOOverflow",
format!("RTIO input overflow on channel 0x{:04x}:{}", channel, resolve_channel_name(channel as u32)),
channel as i64, 0, 0);
artiq_raise!(
"RTIOOverflow",
format!(
"RTIO input overflow on channel 0x{:04x}:{}",
channel,
resolve_channel_name(channel as u32)
),
channel as i64,
0,
0
);
}
if status & RTIO_I_STATUS_DESTINATION_UNREACHABLE != 0 {
artiq_raise!("RTIODestinationUnreachable",
format!("RTIO destination unreachable, input, on channel 0x{:04x}:{}", channel, resolve_channel_name(channel as u32)),
channel as i64, 0, 0);
artiq_raise!(
"RTIODestinationUnreachable",
format!(
"RTIO destination unreachable, input, on channel 0x{:04x}:{}",
channel,
resolve_channel_name(channel as u32)
),
channel as i64,
0,
0
);
}
TimestampedData {

195
src/runtime/src/rtio_clocking.rs
View File

@ -1,14 +1,15 @@
use log::{info, warn};
use libboard_zynq::timer::GlobalTimer;
use embedded_hal::blocking::delay::DelayMs;
use libconfig::Config;
use libboard_artiq::pl;
#[cfg(has_si5324)]
use libboard_artiq::si5324;
#[cfg(has_si5324)]
use libboard_zynq::i2c::I2c;
use libboard_zynq::timer::GlobalTimer;
use libconfig::Config;
use log::{info, warn};
#[cfg(has_si5324)]
use crate::i2c;
#[cfg(has_si5324)]
use libboard_artiq::si5324;
#[derive(Debug, PartialEq, Copy, Clone)]
#[allow(non_camel_case_types)]
@ -37,22 +38,21 @@ fn get_rtio_clock_cfg(cfg: &Config) -> RtioClock {
"ext0_synth0_10to125" => RtioClock::Ext0_Synth0_10to125,
"ext0_synth0_100to125" => RtioClock::Ext0_Synth0_100to125,
"ext0_synth0_125to125" => RtioClock::Ext0_Synth0_125to125,
_ => {
_ => {
warn!("Unrecognised rtio_clock setting. Falling back to default.");
RtioClock::Default
RtioClock::Default
}
};
}
else {
} else {
warn!("error reading configuration. Falling back to default.");
}
if res == RtioClock::Default {
#[cfg(rtio_frequency="100.0")]
#[cfg(rtio_frequency = "100.0")]
{
warn!("Using default configuration - internal 100MHz RTIO clock.");
return RtioClock::Int_100;
}
#[cfg(rtio_frequency="125.0")]
#[cfg(rtio_frequency = "125.0")]
{
warn!("Using default configuration - internal 125MHz RTIO clock.");
return RtioClock::Int_125;
@ -85,16 +85,14 @@ fn init_rtio(timer: &mut GlobalTimer) {
pl::csr::rtio_core::reset_phy_write(1);
}
info!("SYS PLL locked");
}
#[cfg(has_drtio)]
fn init_drtio(timer: &mut GlobalTimer)
{
fn init_drtio(timer: &mut GlobalTimer) {
unsafe {
pl::csr::drtio_transceiver::stable_clkin_write(1);
}
timer.delay_ms(20); // wait for CPLL/QPLL/SYS PLL lock
let clk = unsafe { pl::csr::sys_crg::current_clock_read() };
if clk == 1 {
@ -115,116 +113,126 @@ const SI5324_EXT_INPUT: si5324::Input = si5324::Input::Ckin1;
#[cfg(has_si5324)]
fn setup_si5324(i2c: &mut I2c, timer: &mut GlobalTimer, clk: RtioClock) {
let (si5324_settings, si5324_ref_input) = match clk {
RtioClock::Ext0_Synth0_10to125 => { // 125 MHz output from 10 MHz CLKINx reference, 504 Hz BW
RtioClock::Ext0_Synth0_10to125 => {
// 125 MHz output from 10 MHz CLKINx reference, 504 Hz BW
info!("using 10MHz reference to make 125MHz RTIO clock with PLL");
(
si5324::FrequencySettings {
n1_hs : 10,
nc1_ls : 4,
n2_hs : 10,
n2_ls : 300,
n31 : 6,
n32 : 6,
bwsel : 4,
crystal_as_ckin2: false
n1_hs: 10,
nc1_ls: 4,
n2_hs: 10,
n2_ls: 300,
n31: 6,
n32: 6,
bwsel: 4,
crystal_as_ckin2: false,
},
SI5324_EXT_INPUT
SI5324_EXT_INPUT,
)
},
RtioClock::Ext0_Synth0_100to125 => { // 125MHz output, from 100MHz CLKINx reference, 586 Hz loop bandwidth
}
RtioClock::Ext0_Synth0_100to125 => {
// 125MHz output, from 100MHz CLKINx reference, 586 Hz loop bandwidth
info!("using 100MHz reference to make 125MHz RTIO clock with PLL");
(
si5324::FrequencySettings {
n1_hs : 10,
nc1_ls : 4,
n2_hs : 10,
n2_ls : 260,
n31 : 52,
n32 : 52,
bwsel : 4,
crystal_as_ckin2: false
n1_hs: 10,
nc1_ls: 4,
n2_hs: 10,
n2_ls: 260,
n31: 52,
n32: 52,
bwsel: 4,
crystal_as_ckin2: false,
},
SI5324_EXT_INPUT
SI5324_EXT_INPUT,
)
},
RtioClock::Ext0_Synth0_125to125 => { // 125MHz output, from 125MHz CLKINx reference, 606 Hz loop bandwidth
}
RtioClock::Ext0_Synth0_125to125 => {
// 125MHz output, from 125MHz CLKINx reference, 606 Hz loop bandwidth
info!("using 125MHz reference to make 125MHz RTIO clock with PLL");
(
si5324::FrequencySettings {
n1_hs : 5,
nc1_ls : 8,
n2_hs : 7,
n2_ls : 360,
n31 : 63,
n32 : 63,
bwsel : 4,
crystal_as_ckin2: false
n1_hs: 5,
nc1_ls: 8,
n2_hs: 7,
n2_ls: 360,
n31: 63,
n32: 63,
bwsel: 4,
crystal_as_ckin2: false,
},
SI5324_EXT_INPUT
SI5324_EXT_INPUT,
)
},
RtioClock::Int_150 => { // 150MHz output, from crystal
}
RtioClock::Int_150 => {
// 150MHz output, from crystal
info!("using internal 150MHz RTIO clock");
(
si5324::FrequencySettings {
n1_hs : 9,
nc1_ls : 4,
n2_hs : 10,
n2_ls : 33732,
n31 : 7139,
n32 : 7139,
bwsel : 3,
crystal_as_ckin2: true
n1_hs: 9,
nc1_ls: 4,
n2_hs: 10,
n2_ls: 33732,
n31: 7139,
n32: 7139,
bwsel: 3,
crystal_as_ckin2: true,
},
si5324::Input::Ckin2
si5324::Input::Ckin2,
)
},
RtioClock::Int_100 => { // 100MHz output, from crystal
}
RtioClock::Int_100 => {
// 100MHz output, from crystal
info!("using internal 100MHz RTIO clock");
(
si5324::FrequencySettings {
n1_hs : 9,
nc1_ls : 6,
n2_hs : 10,
n2_ls : 33732,
n31 : 7139,
n32 : 7139,
bwsel : 3,
crystal_as_ckin2: true
n1_hs: 9,
nc1_ls: 6,
n2_hs: 10,
n2_ls: 33732,
n31: 7139,
n32: 7139,
bwsel: 3,
crystal_as_ckin2: true,
},
si5324::Input::Ckin2
si5324::Input::Ckin2,
)
},
RtioClock::Int_125 => { // 125MHz output, from crystal, 7 Hz
}
RtioClock::Int_125 => {
// 125MHz output, from crystal, 7 Hz
info!("using internal 125MHz RTIO clock");
(
si5324::FrequencySettings {
n1_hs : 10,
nc1_ls : 4,
n2_hs : 10,
n2_ls : 19972,
n31 : 4565,
n32 : 4565,
bwsel : 4,
crystal_as_ckin2: true
n1_hs: 10,
nc1_ls: 4,
n2_hs: 10,
n2_ls: 19972,
n31: 4565,
n32: 4565,
bwsel: 4,
crystal_as_ckin2: true,
},
si5324::Input::Ckin2
si5324::Input::Ckin2,
)
},
_ => { // same setting as Int_125, but fallback to default
warn!("rtio_clock setting '{:?}' is unsupported. Falling back to default internal 125MHz RTIO clock.", clk);
}
_ => {
// same setting as Int_125, but fallback to default
warn!(
"rtio_clock setting '{:?}' is unsupported. Falling back to default internal 125MHz RTIO clock.",
clk
);
(
si5324::FrequencySettings {
n1_hs : 10,
nc1_ls : 4,
n2_hs : 10,
n2_ls : 19972,
n31 : 4565,
n32 : 4565,
bwsel : 4,
crystal_as_ckin2: true
n1_hs: 10,
nc1_ls: 4,
n2_hs: 10,
n2_ls: 19972,
n31: 4565,
n32: 4565,
bwsel: 4,
crystal_as_ckin2: true,
},
si5324::Input::Ckin2
si5324::Input::Ckin2,
)
}
};
@ -232,7 +240,6 @@ fn setup_si5324(i2c: &mut I2c, timer: &mut GlobalTimer, clk: RtioClock) {
}
pub fn init(timer: &mut GlobalTimer, cfg: &Config) {
let clk = get_rtio_clock_cfg(cfg);
#[cfg(has_si5324)]
{
@ -248,4 +255,4 @@ pub fn init(timer: &mut GlobalTimer, cfg: &Config) {
#[cfg(not(has_drtio))]
init_rtio(timer);
}
}

168
src/runtime/src/rtio_csr.rs
View File

@ -1,18 +1,16 @@
use core::ptr::{read_volatile, write_volatile};
use cslice::CSlice;
use crate::artiq_raise;
use crate::{artiq_raise, pl::csr, rtio_mgt::resolve_channel_name};
use crate::pl::csr;
use crate::rtio_mgt::resolve_channel_name;
pub const RTIO_O_STATUS_WAIT: u8 = 1;
pub const RTIO_O_STATUS_UNDERFLOW: u8 = 2;
pub const RTIO_O_STATUS_DESTINATION_UNREACHABLE: u8 = 4;
pub const RTIO_I_STATUS_WAIT_EVENT: u8 = 1;
pub const RTIO_I_STATUS_OVERFLOW: u8 = 2;
pub const RTIO_I_STATUS_WAIT_STATUS: u8 = 4;
pub const RTIO_I_STATUS_DESTINATION_UNREACHABLE: u8 = 8;
pub const RTIO_O_STATUS_WAIT: u8 = 1;
pub const RTIO_O_STATUS_UNDERFLOW: u8 = 2;
pub const RTIO_O_STATUS_DESTINATION_UNREACHABLE: u8 = 4;
pub const RTIO_I_STATUS_WAIT_EVENT: u8 = 1;
pub const RTIO_I_STATUS_OVERFLOW: u8 = 2;
pub const RTIO_I_STATUS_WAIT_STATUS: u8 = 4;
pub const RTIO_I_STATUS_DESTINATION_UNREACHABLE: u8 = 8;
#[repr(C)]
pub struct TimestampedData {
@ -20,32 +18,30 @@ pub struct TimestampedData {
data: i32,
}
pub extern fn init() {
pub extern "C" fn init() {
unsafe {
csr::rtio_core::reset_write(1);
}
}
pub extern fn get_counter() -> i64 {
pub extern "C" fn get_counter() -> i64 {
unsafe {
csr::rtio::counter_update_write(1);
csr::rtio::counter_read() as i64
}
}
pub extern fn now_mu() -> i64 {
unsafe {
csr::rtio::now_read() as i64
}
pub extern "C" fn now_mu() -> i64 {
unsafe { csr::rtio::now_read() as i64 }
}
pub extern fn at_mu(t: i64) {
pub extern "C" fn at_mu(t: i64) {
unsafe {
csr::rtio::now_write(t as u64);
}
}
pub extern fn delay_mu(dt: i64) {
pub extern "C" fn delay_mu(dt: i64) {
unsafe {
csr::rtio::now_write(csr::rtio::now_read() + dt as u64);
}
@ -56,13 +52,13 @@ pub extern fn delay_mu(dt: i64) {
pub unsafe fn rtio_o_data_write(offset: usize, data: u32) {
write_volatile(
csr::rtio::O_DATA_ADDR.offset((csr::rtio::O_DATA_SIZE - 1 - offset) as isize),
data);
data,
);
}
#[inline(always)]
pub unsafe fn rtio_i_data_read(offset: usize) -> u32 {
read_volatile(
csr::rtio::I_DATA_ADDR.offset((csr::rtio::I_DATA_SIZE - 1 - offset) as isize))
read_volatile(csr::rtio::I_DATA_ADDR.offset((csr::rtio::I_DATA_SIZE - 1 - offset) as isize))
}
#[inline(never)]
@ -72,18 +68,34 @@ unsafe fn process_exceptional_status(channel: i32, status: u8) {
while csr::rtio::o_status_read() & RTIO_O_STATUS_WAIT != 0 {}
}
if status & RTIO_O_STATUS_UNDERFLOW != 0 {
artiq_raise!("RTIOUnderflow",
format!("RTIO underflow at {{1}} mu, channel 0x{:04x}:{}, slack {{2}} mu", channel, resolve_channel_name(channel as u32)),
channel as i64, timestamp, timestamp - get_counter());
artiq_raise!(
"RTIOUnderflow",
format!(
"RTIO underflow at {{1}} mu, channel 0x{:04x}:{}, slack {{2}} mu",
channel,
resolve_channel_name(channel as u32)
),
channel as i64,
timestamp,
timestamp - get_counter()
);
}
if status & RTIO_O_STATUS_DESTINATION_UNREACHABLE != 0 {
artiq_raise!("RTIODestinationUnreachable",
format!("RTIO destination unreachable, output, at {{0}} mu, channel 0x{:04x}:{}", channel, resolve_channel_name(channel as u32)),
timestamp, channel as i64, 0);
artiq_raise!(
"RTIODestinationUnreachable",
format!(
"RTIO destination unreachable, output, at {{0}} mu, channel 0x{:04x}:{}",
channel,
resolve_channel_name(channel as u32)
),
timestamp,
channel as i64,
0
);
}
}
pub extern fn output(target: i32, data: i32) {
pub extern "C" fn output(target: i32, data: i32) {
unsafe {
csr::rtio::target_write(target as u32);
// writing target clears o_data
@ -95,7 +107,7 @@ pub extern fn output(target: i32, data: i32) {
}
}
pub extern fn output_wide(target: i32, data: CSlice<i32>) {
pub extern "C" fn output_wide(target: i32, data: CSlice<i32>) {
unsafe {
csr::rtio::target_write(target as u32);
// writing target clears o_data
@ -109,7 +121,7 @@ pub extern fn output_wide(target: i32, data: CSlice<i32>) {
}
}
pub extern fn input_timestamp(timeout: i64, channel: i32) -> i64 {
pub extern "C" fn input_timestamp(timeout: i64, channel: i32) -> i64 {
unsafe {
csr::rtio::target_write((channel as u32) << 8);
csr::rtio::i_timeout_write(timeout as u64);
@ -120,24 +132,40 @@ pub extern fn input_timestamp(timeout: i64, channel: i32) -> i64 {
}
if status & RTIO_I_STATUS_OVERFLOW != 0 {
artiq_raise!("RTIOOverflow",
format!("RTIO input overflow on channel 0x{:04x}:{}", channel, resolve_channel_name(channel as u32)),
channel as i64, 0, 0);
artiq_raise!(
"RTIOOverflow",
format!(
"RTIO input overflow on channel 0x{:04x}:{}",
channel,
resolve_channel_name(channel as u32)
),
channel as i64,
0,
0
);
}
if status & RTIO_I_STATUS_WAIT_EVENT != 0 {
return -1
return -1;
}
if status & RTIO_I_STATUS_DESTINATION_UNREACHABLE != 0 {
artiq_raise!("RTIODestinationUnreachable",
format!("RTIO destination unreachable, input, on channel 0x{:04x}:{}", channel, resolve_channel_name(channel as u32)),
channel as i64, 0, 0);
artiq_raise!(
"RTIODestinationUnreachable",
format!(
"RTIO destination unreachable, input, on channel 0x{:04x}:{}",
channel,
resolve_channel_name(channel as u32)
),
channel as i64,
0,
0
);
}
csr::rtio::i_timestamp_read() as i64
}
}
pub extern fn input_data(channel: i32) -> i32 {
pub extern "C" fn input_data(channel: i32) -> i32 {
unsafe {
csr::rtio::target_write((channel as u32) << 8);
csr::rtio::i_timeout_write(0xffffffff_ffffffff);
@ -148,21 +176,37 @@ pub extern fn input_data(channel: i32) -> i32 {
}
if status & RTIO_I_STATUS_OVERFLOW != 0 {
artiq_raise!("RTIOOverflow",
format!("RTIO input overflow on channel 0x{:04x}:{}", channel, resolve_channel_name(channel as u32)),
channel as i64, 0, 0);
artiq_raise!(
"RTIOOverflow",
format!(
"RTIO input overflow on channel 0x{:04x}:{}",
channel,
resolve_channel_name(channel as u32)
),
channel as i64,
0,
0
);
}
if status & RTIO_I_STATUS_DESTINATION_UNREACHABLE != 0 {
artiq_raise!("RTIODestinationUnreachable",
format!("RTIO destination unreachable, input, on channel 0x{:04x}:{}", channel, resolve_channel_name(channel as u32)),
channel as i64, 0, 0);
artiq_raise!(
"RTIODestinationUnreachable",
format!(
"RTIO destination unreachable, input, on channel 0x{:04x}:{}",
channel,
resolve_channel_name(channel as u32)
),
channel as i64,
0,
0
);
}
rtio_i_data_read(0) as i32
}
}
pub extern fn input_timestamped_data(timeout: i64, channel: i32) -> TimestampedData {
pub extern "C" fn input_timestamped_data(timeout: i64, channel: i32) -> TimestampedData {
unsafe {
csr::rtio::target_write((channel as u32) << 8);
csr::rtio::i_timeout_write(timeout as u64);
@ -173,22 +217,38 @@ pub extern fn input_timestamped_data(timeout: i64, channel: i32) -> TimestampedD
}
if status & RTIO_I_STATUS_OVERFLOW != 0 {
artiq_raise!("RTIOOverflow",
format!("RTIO input overflow on channel 0x{:04x}:{}", channel, resolve_channel_name(channel as u32)),
channel as i64, 0, 0);
artiq_raise!(
"RTIOOverflow",
format!(
"RTIO input overflow on channel 0x{:04x}:{}",
channel,
resolve_channel_name(channel as u32)
),
channel as i64,
0,
0
);
}
if status & RTIO_I_STATUS_WAIT_EVENT != 0 {
return TimestampedData { timestamp: -1, data: 0 }
return TimestampedData { timestamp: -1, data: 0 };
}
if status & RTIO_I_STATUS_DESTINATION_UNREACHABLE != 0 {
artiq_raise!("RTIODestinationUnreachable",
format!("RTIO destination unreachable, input, on channel 0x{:04x}:{}", channel, resolve_channel_name(channel as u32)),
channel as i64, 0, 0);
artiq_raise!(
"RTIODestinationUnreachable",
format!(
"RTIO destination unreachable, input, on channel 0x{:04x}:{}",
channel,
resolve_channel_name(channel as u32)
),
channel as i64,
0,
0
);
}
TimestampedData {
timestamp: csr::rtio::i_timestamp_read() as i64,
data: rtio_i_data_read(0) as i32
data: rtio_i_data_read(0) as i32,
}
}
}

256
src/runtime/src/rtio_mgt.rs
View File

@ -1,33 +1,32 @@
use alloc::{collections::BTreeMap, rc::Rc, string::String};
use core::cell::RefCell;
use alloc::rc::Rc;
use alloc::collections::BTreeMap;
use alloc::string::String;
use libboard_zynq::timer::GlobalTimer;
use libboard_artiq::{pl::csr, drtio_routing};
use libcortex_a9::mutex::Mutex;
use libconfig::Config;
use io::{Cursor, ProtoRead};
use libboard_artiq::{drtio_routing, pl::csr};
use libboard_zynq::timer::GlobalTimer;
use libconfig::Config;
use libcortex_a9::mutex::Mutex;
use log::error;
static mut RTIO_DEVICE_MAP: BTreeMap<u32, String> = BTreeMap::new();
#[cfg(has_drtio)]
pub mod drtio {
use super::*;
use crate::{SEEN_ASYNC_ERRORS, ASYNC_ERROR_BUSY, ASYNC_ERROR_SEQUENCE_ERROR, ASYNC_ERROR_COLLISION};
use libboard_artiq::drtioaux_async;
use libboard_artiq::drtioaux_async::Packet;
use libboard_artiq::drtioaux::Error;
use log::{warn, error, info};
use embedded_hal::blocking::delay::DelayMs;
use libasync::{task, delay};
use libasync::{delay, task};
use libboard_artiq::{drtioaux::Error, drtioaux_async, drtioaux_async::Packet};
use libboard_zynq::time::Milliseconds;
use log::{error, info, warn};
pub fn startup(aux_mutex: &Rc<Mutex<bool>>,
routing_table: &Rc<RefCell<drtio_routing::RoutingTable>>,
up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>,
timer: GlobalTimer) {
use super::*;
use crate::{ASYNC_ERROR_BUSY, ASYNC_ERROR_COLLISION, ASYNC_ERROR_SEQUENCE_ERROR, SEEN_ASYNC_ERRORS};
pub fn startup(
aux_mutex: &Rc<Mutex<bool>>,
routing_table: &Rc<RefCell<drtio_routing::RoutingTable>>,
up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>,
timer: GlobalTimer,
) {
let aux_mutex = aux_mutex.clone();
let routing_table = routing_table.clone();
let up_destinations = up_destinations.clone();
@ -39,9 +38,7 @@ pub mod drtio {
async fn link_rx_up(linkno: u8) -> bool {
let linkno = linkno as usize;
unsafe {
(csr::DRTIO[linkno].rx_up_read)() == 1
}
unsafe { (csr::DRTIO[linkno].rx_up_read)() == 1 }
}
async fn recv_aux_timeout(linkno: u8, timeout: u64, timer: GlobalTimer) -> Result<Packet, &'static str> {
@ -55,8 +52,12 @@ pub mod drtio {
}
}
pub async fn aux_transact(aux_mutex: &Mutex<bool>, linkno: u8, request: &Packet,
timer: GlobalTimer) -> Result<Packet, &'static str> {
pub async fn aux_transact(
aux_mutex: &Mutex<bool>,
linkno: u8,
request: &Packet,
timer: GlobalTimer,
) -> Result<Packet, &'static str> {
if !link_rx_up(linkno).await {
return Err("link went down");
}
@ -79,7 +80,7 @@ pub mod drtio {
let mut count = 0;
loop {
if !link_rx_up(linkno).await {
return 0
return 0;
}
count += 1;
if count > 100 {
@ -115,13 +116,23 @@ pub mod drtio {
}
}
async fn load_routing_table(aux_mutex: &Rc<Mutex<bool>>, linkno: u8, routing_table: &drtio_routing::RoutingTable,
timer: GlobalTimer) -> Result<(), &'static str> {
async fn load_routing_table(
aux_mutex: &Rc<Mutex<bool>>,
linkno: u8,
routing_table: &drtio_routing::RoutingTable,
timer: GlobalTimer,
) -> Result<(), &'static str> {
for i in 0..drtio_routing::DEST_COUNT {
let reply = aux_transact(aux_mutex, linkno, &Packet::RoutingSetPath {
destination: i as u8,
hops: routing_table.0[i]
}, timer).await?;
let reply = aux_transact(
aux_mutex,
linkno,
&Packet::RoutingSetPath {
destination: i as u8,
hops: routing_table.0[i],
},
timer,
)
.await?;
if reply != Packet::RoutingAck {
return Err("unexpected reply");
}
@ -129,10 +140,13 @@ pub mod drtio {
Ok(())
}
async fn set_rank(aux_mutex: &Rc<Mutex<bool>>, linkno: u8, rank: u8, timer: GlobalTimer) -> Result<(), &'static str> {
let reply = aux_transact(aux_mutex, linkno, &Packet::RoutingSetRank {
rank: rank
}, timer).await?;
async fn set_rank(
aux_mutex: &Rc<Mutex<bool>>,
linkno: u8,
rank: u8,
timer: GlobalTimer,
) -> Result<(), &'static str> {
let reply = aux_transact(aux_mutex, linkno, &Packet::RoutingSetRank { rank: rank }, timer).await?;
if reply != Packet::RoutingAck {
return Err("unexpected reply");
}
@ -146,8 +160,11 @@ pub mod drtio {
(csr::DRTIO[linkno].force_destination_write)(1);
(csr::DRTIO[linkno].o_get_buffer_space_write)(1);
while (csr::DRTIO[linkno].o_wait_read)() == 1 {}
info!("[DEST#{}] buffer space is {}",
destination, (csr::DRTIO[linkno].o_dbg_buffer_space_read)());
info!(
"[DEST#{}] buffer space is {}",
destination,
(csr::DRTIO[linkno].o_dbg_buffer_space_read)()
);
(csr::DRTIO[linkno].force_destination_write)(0);
}
}
@ -157,7 +174,7 @@ pub mod drtio {
match drtioaux_async::recv(linkno).await {
Ok(Some(packet)) => warn!("[LINK#{}] unsolicited aux packet: {:?}", linkno, packet),
Ok(None) => (),
Err(_) => warn!("[LINK#{}] aux packet error", linkno)
Err(_) => warn!("[LINK#{}] aux packet error", linkno),
}
}
@ -182,9 +199,12 @@ pub mod drtio {
}
}
async fn destination_set_up(routing_table: &drtio_routing::RoutingTable,
up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>,
destination: u8, up: bool) {
async fn destination_set_up(
routing_table: &drtio_routing::RoutingTable,
up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>,
destination: u8,
up: bool,
) {
let mut up_destinations = up_destinations.borrow_mut();
up_destinations[destination as usize] = up;
if up {
@ -201,10 +221,13 @@ pub mod drtio {
up_destinations[destination as usize]
}
async fn destination_survey(aux_mutex: &Rc<Mutex<bool>>, routing_table: &drtio_routing::RoutingTable,
up_links: &[bool],
up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>,
timer: GlobalTimer) {
async fn destination_survey(
aux_mutex: &Rc<Mutex<bool>>,
routing_table: &drtio_routing::RoutingTable,
up_links: &[bool],
up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>,
timer: GlobalTimer,
) {
for destination in 0..drtio_routing::DEST_COUNT {
let hop = routing_table.0[destination][0];
let destination = destination as u8;
@ -218,44 +241,72 @@ pub mod drtio {
let linkno = hop - 1;
if destination_up(up_destinations, destination).await {
if up_links[linkno as usize] {
let reply = aux_transact(aux_mutex, linkno, &Packet::DestinationStatusRequest {
destination: destination
}, timer).await;
let reply = aux_transact(
aux_mutex,
linkno,
&Packet::DestinationStatusRequest {
destination: destination,
},
timer,
)
.await;
match reply {
Ok(Packet::DestinationDownReply) =>
destination_set_up(routing_table, up_destinations, destination, false).await,
Ok(Packet::DestinationDownReply) => {
destination_set_up(routing_table, up_destinations, destination, false).await
}
Ok(Packet::DestinationOkReply) => (),
Ok(Packet::DestinationSequenceErrorReply { channel }) =>{
error!("[DEST#{}] RTIO sequence error involving channel 0x{:04x}:{}", destination, channel, resolve_channel_name(channel as u32));
Ok(Packet::DestinationSequenceErrorReply { channel }) => {
error!(
"[DEST#{}] RTIO sequence error involving channel 0x{:04x}:{}",
destination,
channel,
resolve_channel_name(channel as u32)
);
unsafe { SEEN_ASYNC_ERRORS |= ASYNC_ERROR_SEQUENCE_ERROR };
}
Ok(Packet::DestinationCollisionReply { channel }) =>{
error!("[DEST#{}] RTIO collision involving channel 0x{:04x}:{}", destination, channel, resolve_channel_name(channel as u32));
Ok(Packet::DestinationCollisionReply { channel }) => {
error!(
"[DEST#{}] RTIO collision involving channel 0x{:04x}:{}",
destination,
channel,
resolve_channel_name(channel as u32)
);
unsafe { SEEN_ASYNC_ERRORS |= ASYNC_ERROR_COLLISION };
}
Ok(Packet::DestinationBusyReply { channel }) =>{
error!("[DEST#{}] RTIO busy error involving channel 0x{:04x}:{}", destination, channel, resolve_channel_name(channel as u32));
Ok(Packet::DestinationBusyReply { channel }) => {
error!(
"[DEST#{}] RTIO busy error involving channel 0x{:04x}:{}",
destination,
channel,
resolve_channel_name(channel as u32)
);
unsafe { SEEN_ASYNC_ERRORS |= ASYNC_ERROR_BUSY };
}
Ok(packet) => error!("[DEST#{}] received unexpected aux packet: {:?}", destination, packet),
Err(e) => error!("[DEST#{}] communication failed ({})", destination, e)
Err(e) => error!("[DEST#{}] communication failed ({})", destination, e),
}
} else {
destination_set_up(routing_table, up_destinations, destination, false).await;
}
} else {
if up_links[linkno as usize] {
let reply = aux_transact(aux_mutex, linkno, &Packet::DestinationStatusRequest {
destination: destination
}, timer).await;
let reply = aux_transact(
aux_mutex,
linkno,
&Packet::DestinationStatusRequest {
destination: destination,
},
timer,
)
.await;
match reply {
Ok(Packet::DestinationDownReply) => (),
Ok(Packet::DestinationOkReply) => {
destination_set_up(routing_table, up_destinations, destination, true).await;
init_buffer_space(destination as u8, linkno).await;
},
}
Ok(packet) => error!("[DEST#{}] received unexpected aux packet: {:?}", destination, packet),
Err(e) => error!("[DEST#{}] communication failed ({})", destination, e)
Err(e) => error!("[DEST#{}] communication failed ({})", destination, e),
}
}
}
@ -263,10 +314,12 @@ pub mod drtio {
}
}
pub async fn link_task(aux_mutex: &Rc<Mutex<bool>>,
routing_table: &drtio_routing::RoutingTable,
up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>,
timer: GlobalTimer) {
pub async fn link_task(
aux_mutex: &Rc<Mutex<bool>>,
routing_table: &drtio_routing::RoutingTable,
up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>,
timer: GlobalTimer,
) {
let mut up_links = [false; csr::DRTIO.len()];
loop {
for linkno in 0..csr::DRTIO.len() {
@ -327,12 +380,11 @@ pub mod drtio {
for linkno in 0..csr::DRTIO.len() {
let linkno = linkno as u8;
if task::block_on(link_rx_up(linkno)) {
let reply = task::block_on(aux_transact(&aux_mutex, linkno,
&Packet::ResetRequest, timer));
let reply = task::block_on(aux_transact(&aux_mutex, linkno, &Packet::ResetRequest, timer));
match reply {
Ok(Packet::ResetAck) => (),
Ok(_) => error!("[LINK#{}] reset failed, received unexpected aux packet", linkno),
Err(e) => error!("[LINK#{}] reset failed, aux packet error ({})", linkno, e)
Err(e) => error!("[LINK#{}] reset failed, aux packet error ({})", linkno, e),
}
}
}
@ -341,53 +393,67 @@ pub mod drtio {
fn read_device_map(cfg: &Config) -> BTreeMap<u32, String> {
let mut device_map: BTreeMap<u32, String> = BTreeMap::new();
let _ = cfg.read("device_map").and_then(|raw_bytes| {
let mut bytes_cr = Cursor::new(raw_bytes);
let size = bytes_cr.read_u32().unwrap();
for _ in 0..size {
let channel = bytes_cr.read_u32().unwrap();
let device_name = bytes_cr.read_string().unwrap();
if let Some(old_entry) = device_map.insert(channel, device_name.clone()) {
error!("read_device_map: conflicting entries for channel {}: `{}` and `{}`",
channel, old_entry, device_name);
let _ = cfg
.read("device_map")
.and_then(|raw_bytes| {
let mut bytes_cr = Cursor::new(raw_bytes);
let size = bytes_cr.read_u32().unwrap();
for _ in 0..size {
let channel = bytes_cr.read_u32().unwrap();
let device_name = bytes_cr.read_string().unwrap();
if let Some(old_entry) = device_map.insert(channel, device_name.clone()) {
error!(
"read_device_map: conflicting entries for channel {}: `{}` and `{}`",
channel, old_entry, device_name
);
}
}
}
Ok(())
} ).or_else(|err| {
error!("read_device_map: error reading `device_map` from config: {}", err);
Err(err)
});
Ok(())
})
.or_else(|err| {
error!("read_device_map: error reading `device_map` from config: {}", err);
Err(err)
});
device_map
}
fn _resolve_channel_name(channel: u32, device_map: &BTreeMap<u32, String>) -> String {
match device_map.get(&channel) {
Some(val) => val.clone(),
None => String::from("unknown")
None => String::from("unknown"),
}
}
pub fn resolve_channel_name(channel: u32) -> String {
_resolve_channel_name(channel, unsafe{&RTIO_DEVICE_MAP})
_resolve_channel_name(channel, unsafe { &RTIO_DEVICE_MAP })
}
#[cfg(not(has_drtio))]
pub mod drtio {
use super::*;
pub fn startup(_aux_mutex: &Rc<Mutex<bool>>, _routing_table: &Rc<RefCell<drtio_routing::RoutingTable>>,
_up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>, _timer: GlobalTimer) {}
pub fn startup(
_aux_mutex: &Rc<Mutex<bool>>,
_routing_table: &Rc<RefCell<drtio_routing::RoutingTable>>,
_up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>,
_timer: GlobalTimer,
) {
}
#[allow(dead_code)]
pub fn reset(_aux_mutex: Rc<Mutex<bool>>, mut _timer: GlobalTimer) {}
}
pub fn startup(aux_mutex: &Rc<Mutex<bool>>,
routing_table: &Rc<RefCell<drtio_routing::RoutingTable>>,
up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>,
timer: GlobalTimer,
cfg: &Config) {
unsafe { RTIO_DEVICE_MAP = read_device_map(cfg); }
pub fn startup(
aux_mutex: &Rc<Mutex<bool>>,
routing_table: &Rc<RefCell<drtio_routing::RoutingTable>>,
up_destinations: &Rc<RefCell<[bool; drtio_routing::DEST_COUNT]>>,
timer: GlobalTimer,
cfg: &Config,
) {
unsafe {
RTIO_DEVICE_MAP = read_device_map(cfg);
}
drtio::startup(aux_mutex, routing_table, up_destinations, timer);
unsafe {
csr::rtio_core::reset_phy_write(1);

68
src/rustfmt.toml Normal file
View File

@ -0,0 +1,68 @@
max_width = 120
hard_tabs = false
tab_spaces = 4
newline_style = "Auto"
use_small_heuristics = "Default"
indent_style = "Block"
wrap_comments = false
format_code_in_doc_comments = false
comment_width = 100
normalize_comments = false
normalize_doc_attributes = false
license_template_path = ""
format_strings = true
format_macro_matchers = true
format_macro_bodies = true
empty_item_single_line = true
struct_lit_single_line = true
fn_single_line = false
where_single_line = true
imports_indent = "Visual"
imports_layout = "Mixed"
merge_imports = true
group_imports = "StdExternalCrate"
reorder_imports = true
reorder_modules = true
reorder_impl_items = false
type_punctuation_density = "Wide"
space_before_colon = false
space_after_colon = true
spaces_around_ranges = false
binop_separator = "Front"
remove_nested_parens = true
combine_control_expr = true
overflow_delimited_expr = false
struct_field_align_threshold = 0
enum_discrim_align_threshold = 0
match_arm_blocks = true
match_arm_leading_pipes = "Never"
force_multiline_blocks = false
fn_args_layout = "Tall"
brace_style = "SameLineWhere"
control_brace_style = "AlwaysSameLine"
trailing_semicolon = true
trailing_comma = "Vertical"
match_block_trailing_comma = false
blank_lines_upper_bound = 1
blank_lines_lower_bound = 0
edition = "2018"
version = "Two"
inline_attribute_width = 0
merge_derives = true
use_try_shorthand = false
use_field_init_shorthand = false
force_explicit_abi = true
condense_wildcard_suffixes = false
color = "Auto"
required_version = "1.4.32"
unstable_features = false
disable_all_formatting = false
skip_children = false
hide_parse_errors = false
error_on_line_overflow = false
error_on_unformatted = false
report_todo = "Never"
report_fixme = "Never"
ignore = []
emit_mode = "Files"
make_backup = false

351
src/satman/src/main.rs
View File

@ -8,30 +8,34 @@ extern crate log;
extern crate embedded_hal;
extern crate libboard_zynq;
extern crate libboard_artiq;
extern crate libsupport_zynq;
extern crate libboard_zynq;
extern crate libcortex_a9;
extern crate libregister;
extern crate libsupport_zynq;
extern crate unwind;
extern crate alloc;
use libboard_zynq::{i2c::I2c, timer::GlobalTimer, time::Milliseconds, print, println, mpcore, gic, stdio};
use libsupport_zynq::ram;
#[cfg(has_si5324)]
use libboard_artiq::si5324;
#[cfg(feature = "target_kasli_soc")]
use libboard_artiq::io_expander;
use libboard_artiq::{pl::csr, drtio_routing, drtioaux, logger, identifier_read};
use libcortex_a9::{spin_lock_yield, interrupt_handler, regs::{MPIDR, SP}, notify_spin_lock, asm, l2c::enable_l2_cache};
use libregister::{RegisterW, RegisterR};
#[cfg(feature = "target_kasli_soc")]
use libboard_zynq::error_led::ErrorLED;
use core::sync::atomic::{AtomicBool, Ordering};
use embedded_hal::blocking::delay::DelayUs;
use core::sync::atomic::{AtomicBool, Ordering};
#[cfg(feature = "target_kasli_soc")]
use libboard_artiq::io_expander;
#[cfg(has_si5324)]
use libboard_artiq::si5324;
use libboard_artiq::{drtio_routing, drtioaux, identifier_read, logger, pl::csr};
#[cfg(feature = "target_kasli_soc")]
use libboard_zynq::error_led::ErrorLED;
use libboard_zynq::{gic, i2c::I2c, mpcore, print, println, stdio, time::Milliseconds, timer::GlobalTimer};
use libcortex_a9::{asm, interrupt_handler,
l2c::enable_l2_cache,
notify_spin_lock,
regs::{MPIDR, SP},
spin_lock_yield};
use libregister::{RegisterR, RegisterW};
use libsupport_zynq::ram;
mod repeater;
@ -48,9 +52,7 @@ fn drtiosat_reset_phy(reset: bool) {
}
fn drtiosat_link_rx_up() -> bool {
unsafe {
csr::drtiosat::rx_up_read() == 1
}
unsafe { csr::drtiosat::rx_up_read() == 1 }
}
fn drtiosat_tsc_loaded() -> bool {
@ -63,7 +65,6 @@ fn drtiosat_tsc_loaded() -> bool {
}
}
#[cfg(has_drtio_routing)]
macro_rules! forward {
($routing_table:expr, $destination:expr, $rank:expr, $repeaters:expr, $packet:expr, $timer:expr) => {{
@ -76,22 +77,26 @@ macro_rules! forward {
return Err(drtioaux::Error::RoutingError);
}
}
}}
}};
}
#[cfg(not(has_drtio_routing))]
macro_rules! forward {
($routing_table:expr, $destination:expr, $rank:expr, $repeaters:expr, $packet:expr, $timer:expr) => {}
($routing_table:expr, $destination:expr, $rank:expr, $repeaters:expr, $packet:expr, $timer:expr) => {};
}
fn process_aux_packet(_repeaters: &mut [repeater::Repeater],
_routing_table: &mut drtio_routing::RoutingTable, _rank: &mut u8,
packet: drtioaux::Packet, timer: &mut GlobalTimer, i2c: &mut I2c) -> Result<(), drtioaux::Error> {
fn process_aux_packet(
_repeaters: &mut [repeater::Repeater],
_routing_table: &mut drtio_routing::RoutingTable,
_rank: &mut u8,
packet: drtioaux::Packet,
timer: &mut GlobalTimer,
i2c: &mut I2c,
) -> Result<(), drtioaux::Error> {
// In the code below, *_chan_sel_write takes an u8 if there are fewer than 256 channels,
// and u16 otherwise; hence the `as _` conversion.
match packet {
drtioaux::Packet::EchoRequest =>
drtioaux::send(0, &drtioaux::Packet::EchoReply),
drtioaux::Packet::EchoRequest => drtioaux::send(0, &drtioaux::Packet::EchoReply),
drtioaux::Packet::ResetRequest => {
info!("resetting RTIO");
drtiosat_reset(true);
@ -103,9 +108,11 @@ fn process_aux_packet(_repeaters: &mut [repeater::Repeater],
}
}
drtioaux::send(0, &drtioaux::Packet::ResetAck)
},
}
drtioaux::Packet::DestinationStatusRequest { destination: _destination } => {
drtioaux::Packet::DestinationStatusRequest {
destination: _destination,
} => {
#[cfg(has_drtio_routing)]
let hop = _routing_table.0[_destination as usize][*_rank as usize];
#[cfg(not(has_drtio_routing))]
@ -122,26 +129,22 @@ fn process_aux_packet(_repeaters: &mut [repeater::Repeater],
channel = csr::drtiosat::sequence_error_channel_read();
csr::drtiosat::rtio_error_write(1);
}
drtioaux::send(0,
&drtioaux::Packet::DestinationSequenceErrorReply { channel })?;
drtioaux::send(0, &drtioaux::Packet::DestinationSequenceErrorReply { channel })?;
} else if errors & 2 != 0 {
let channel;
unsafe {
channel = csr::drtiosat::collision_channel_read();
csr::drtiosat::rtio_error_write(2);
}
drtioaux::send(0,
&drtioaux::Packet::DestinationCollisionReply { channel })?;
drtioaux::send(0, &drtioaux::Packet::DestinationCollisionReply { channel })?;
} else if errors & 4 != 0 {
let channel;
unsafe {
channel = csr::drtiosat::busy_channel_read();
csr::drtiosat::rtio_error_write(4);
}
drtioaux::send(0,
&drtioaux::Packet::DestinationBusyReply { channel })?;
}
else {
drtioaux::send(0, &drtioaux::Packet::DestinationBusyReply { channel })?;
} else {
drtioaux::send(0, &drtioaux::Packet::DestinationOkReply)?;
}
}
@ -152,15 +155,20 @@ fn process_aux_packet(_repeaters: &mut [repeater::Repeater],
let hop = hop as usize;
if hop <= csr::DRTIOREP.len() {
let repno = hop - 1;
match _repeaters[repno].aux_forward(&drtioaux::Packet::DestinationStatusRequest {
destination: _destination
}, timer) {
match _repeaters[repno].aux_forward(
&drtioaux::Packet::DestinationStatusRequest {
destination: _destination,
},
timer,
) {
Ok(()) => (),
Err(drtioaux::Error::LinkDown) => drtioaux::send(0, &drtioaux::Packet::DestinationDownReply)?,
Err(drtioaux::Error::LinkDown) => {
drtioaux::send(0, &drtioaux::Packet::DestinationDownReply)?
}
Err(e) => {
drtioaux::send(0, &drtioaux::Packet::DestinationDownReply)?;
error!("aux error when handling destination status request: {:?}", e);
},
}
}
} else {
drtioaux::send(0, &drtioaux::Packet::DestinationDownReply)?;
@ -200,15 +208,18 @@ fn process_aux_packet(_repeaters: &mut [repeater::Repeater],
}
#[cfg(not(has_drtio_routing))]
drtioaux::Packet::RoutingSetPath { destination: _, hops: _ } => {
drtioaux::send(0, &drtioaux::Packet::RoutingAck)
}
drtioaux::Packet::RoutingSetPath {
destination: _,
hops: _,
} => drtioaux::send(0, &drtioaux::Packet::RoutingAck),
#[cfg(not(has_drtio_routing))]
drtioaux::Packet::RoutingSetRank { rank: _ } => {
drtioaux::send(0, &drtioaux::Packet::RoutingAck)
}
drtioaux::Packet::RoutingSetRank { rank: _ } => drtioaux::send(0, &drtioaux::Packet::RoutingAck),
drtioaux::Packet::MonitorRequest { destination: _destination, channel: _channel, probe: _probe } => {
drtioaux::Packet::MonitorRequest {
destination: _destination,
channel: _channel,
probe: _probe,
} => {
forward!(_routing_table, _destination, *_rank, _repeaters, &packet, timer);
let value;
#[cfg(has_rtio_moninj)]
@ -224,9 +235,13 @@ fn process_aux_packet(_repeaters: &mut [repeater::Repeater],
}
let reply = drtioaux::Packet::MonitorReply { value: value };
drtioaux::send(0, &reply)
},
drtioaux::Packet::InjectionRequest { destination: _destination, channel: _channel,
overrd: _overrd, value: _value } => {
}
drtioaux::Packet::InjectionRequest {
destination: _destination,
channel: _channel,
overrd: _overrd,
value: _value,
} => {
forward!(_routing_table, _destination, *_rank, _repeaters, &packet, timer);
#[cfg(has_rtio_moninj)]
unsafe {
@ -235,9 +250,12 @@ fn process_aux_packet(_repeaters: &mut [repeater::Repeater],
csr::rtio_moninj::inj_value_write(value);
}
Ok(())
},
drtioaux::Packet::InjectionStatusRequest { destination: _destination,
channel: _channel, overrd: _overrd } => {
}
drtioaux::Packet::InjectionStatusRequest {
destination: _destination,
channel: _channel,
overrd: _overrd,
} => {
forward!(_routing_table, _destination, *_rank, _repeaters, &packet, timer);
let value;
#[cfg(has_rtio_moninj)]
@ -251,44 +269,87 @@ fn process_aux_packet(_repeaters: &mut [repeater::Repeater],
value = 0;
}
drtioaux::send(0, &drtioaux::Packet::InjectionStatusReply { value: value })
},
}
drtioaux::Packet::I2cStartRequest { destination: _destination, busno: _busno } => {
drtioaux::Packet::I2cStartRequest {
destination: _destination,
busno: _busno,
} => {
forward!(_routing_table, _destination, *_rank, _repeaters, &packet, timer);
let succeeded = i2c.start().is_ok();
drtioaux::send(0, &drtioaux::Packet::I2cBasicReply { succeeded: succeeded })
}
drtioaux::Packet::I2cRestartRequest { destination: _destination, busno: _busno } => {
drtioaux::Packet::I2cRestartRequest {
destination: _destination,
busno: _busno,
} => {
forward!(_routing_table, _destination, *_rank, _repeaters, &packet, timer);
let succeeded = i2c.restart().is_ok();
drtioaux::send(0, &drtioaux::Packet::I2cBasicReply { succeeded: succeeded })
}
drtioaux::Packet::I2cStopRequest { destination: _destination, busno: _busno } => {
drtioaux::Packet::I2cStopRequest {
destination: _destination,
busno: _busno,
} => {
forward!(_routing_table, _destination, *_rank, _repeaters, &packet, timer);
let succeeded = i2c.stop().is_ok();
drtioaux::send(0, &drtioaux::Packet::I2cBasicReply { succeeded: succeeded })
}
drtioaux::Packet::I2cWriteRequest { destination: _destination, busno: _busno, data } => {
drtioaux::Packet::I2cWriteRequest {
destination: _destination,
busno: _busno,
data,
} => {
forward!(_routing_table, _destination, *_rank, _repeaters, &packet, timer);
match i2c.write(data) {
Ok(ack) => drtioaux::send(0,
&drtioaux::Packet::I2cWriteReply { succeeded: true, ack: ack }),
Err(_) => drtioaux::send(0,
&drtioaux::Packet::I2cWriteReply { succeeded: false, ack: false })
Ok(ack) => drtioaux::send(
0,
&drtioaux::Packet::I2cWriteReply {
succeeded: true,
ack: ack,
},
),
Err(_) => drtioaux::send(
0,
&drtioaux::Packet::I2cWriteReply {
succeeded: false,
ack: false,
},
),
}
}
drtioaux::Packet::I2cReadRequest { destination: _destination, busno: _busno, ack } => {
drtioaux::Packet::I2cReadRequest {
destination: _destination,
busno: _busno,
ack,
} => {
forward!(_routing_table, _destination, *_rank, _repeaters, &packet, timer);
match i2c.read(ack) {
Ok(data) => drtioaux::send(0,
&drtioaux::Packet::I2cReadReply { succeeded: true, data: data }),
Err(_) => drtioaux::send(0,
&drtioaux::Packet::I2cReadReply { succeeded: false, data: 0xff })
Ok(data) => drtioaux::send(
0,
&drtioaux::Packet::I2cReadReply {
succeeded: true,
data: data,
},
),
Err(_) => drtioaux::send(
0,
&drtioaux::Packet::I2cReadReply {
succeeded: false,
data: 0xff,
},
),
}
}
drtioaux::Packet::I2cSwitchSelectRequest { destination: _destination, busno: _busno, address, mask } => {
drtioaux::Packet::I2cSwitchSelectRequest {
destination: _destination,
busno: _busno,
address,
mask,
} => {
forward!(_routing_table, _destination, *_rank, _repeaters, &packet, timer);
let ch = match mask { //decode from mainline, PCA9548-centric API
let ch = match mask {
//decode from mainline, PCA9548-centric API
0x00 => None,
0x01 => Some(0),
0x02 => Some(1),
@ -298,28 +359,39 @@ fn process_aux_packet(_repeaters: &mut [repeater::Repeater],
0x20 => Some(5),
0x40 => Some(6),
0x80 => Some(7),
_ => { return drtioaux::send(0, &drtioaux::Packet::I2cBasicReply { succeeded: false }); }
_ => return drtioaux::send(0, &drtioaux::Packet::I2cBasicReply { succeeded: false }),
};
let succeeded = i2c.pca954x_select(address, ch).is_ok();
drtioaux::send(0, &drtioaux::Packet::I2cBasicReply { succeeded: succeeded })
}
drtioaux::Packet::SpiSetConfigRequest { destination: _destination, busno: _busno,
flags: _flags, length: _length, div: _div, cs: _cs } => {
drtioaux::Packet::SpiSetConfigRequest {
destination: _destination,
busno: _busno,
flags: _flags,
length: _length,
div: _div,
cs: _cs,
} => {
forward!(_routing_table, _destination, *_rank, _repeaters, &packet, timer);
// todo: reimplement when/if SPI is available
//let succeeded = spi::set_config(busno, flags, length, div, cs).is_ok();
drtioaux::send(0,
&drtioaux::Packet::SpiBasicReply { succeeded: false })
},
drtioaux::Packet::SpiWriteRequest { destination: _destination, busno: _busno, data: _data } => {
drtioaux::send(0, &drtioaux::Packet::SpiBasicReply { succeeded: false })
}
drtioaux::Packet::SpiWriteRequest {
destination: _destination,
busno: _busno,
data: _data,
} => {
forward!(_routing_table, _destination, *_rank, _repeaters, &packet, timer);
// todo: reimplement when/if SPI is available
//let succeeded = spi::write(busno, data).is_ok();
drtioaux::send(0,
&drtioaux::Packet::SpiBasicReply { succeeded: false })
drtioaux::send(0, &drtioaux::Packet::SpiBasicReply { succeeded: false })
}
drtioaux::Packet::SpiReadRequest { destination: _destination, busno: _busno } => {
drtioaux::Packet::SpiReadRequest {
destination: _destination,
busno: _busno,
} => {
forward!(_routing_table, _destination, *_rank, _repeaters, &packet, timer);
// todo: reimplement when/if SPI is available
// match spi::read(busno) {
@ -328,8 +400,13 @@ fn process_aux_packet(_repeaters: &mut [repeater::Repeater],
// Err(_) => drtioaux::send(0,
// &drtioaux::Packet::SpiReadReply { succeeded: false, data: 0 })
// }
drtioaux::send(0,
&drtioaux::Packet::SpiReadReply { succeeded: false, data: 0 })
drtioaux::send(
0,
&drtioaux::Packet::SpiReadReply {
succeeded: false,
data: 0,
},
)
}
_ => {
@ -339,20 +416,23 @@ fn process_aux_packet(_repeaters: &mut [repeater::Repeater],
}
}
fn process_aux_packets(repeaters: &mut [repeater::Repeater],
routing_table: &mut drtio_routing::RoutingTable, rank: &mut u8,
timer: &mut GlobalTimer, i2c: &mut I2c) {
let result =
drtioaux::recv(0).and_then(|packet| {
if let Some(packet) = packet {
process_aux_packet(repeaters, routing_table, rank, packet, timer, i2c)
} else {
Ok(())
}
});
fn process_aux_packets(
repeaters: &mut [repeater::Repeater],
routing_table: &mut drtio_routing::RoutingTable,
rank: &mut u8,
timer: &mut GlobalTimer,
i2c: &mut I2c,
) {
let result = drtioaux::recv(0).and_then(|packet| {
if let Some(packet) = packet {
process_aux_packet(repeaters, routing_table, rank, packet, timer, i2c)
} else {
Ok(())
}
});
match result {
Ok(()) => (),
Err(e) => warn!("aux packet error ({:?})", e)
Err(e) => warn!("aux packet error ({:?})", e),
}
}
@ -372,7 +452,10 @@ fn drtiosat_process_errors() {
unsafe {
destination = csr::drtiosat::buffer_space_timeout_dest_read();
}
error!("timeout attempting to get buffer space from CRI, destination=0x{:02x}", destination)
error!(
"timeout attempting to get buffer space from CRI, destination=0x{:02x}",
destination
)
}
if errors & 8 != 0 {
let channel;
@ -383,8 +466,13 @@ fn drtiosat_process_errors() {
timestamp_event = csr::drtiosat::underflow_timestamp_event_read() as i64;
timestamp_counter = csr::drtiosat::underflow_timestamp_counter_read() as i64;
}
error!("write underflow, channel={}, timestamp={}, counter={}, slack={}",
channel, timestamp_event, timestamp_counter, timestamp_event-timestamp_counter);
error!(
"write underflow, channel={}, timestamp={}, counter={}, slack={}",
channel,
timestamp_event,
timestamp_counter,
timestamp_event - timestamp_counter
);
}
if errors & 16 != 0 {
error!("write overflow");
@ -404,42 +492,38 @@ fn hardware_tick(ts: &mut u64, timer: &mut GlobalTimer) {
}
#[cfg(all(has_si5324, rtio_frequency = "125.0"))]
const SI5324_SETTINGS: si5324::FrequencySettings
= si5324::FrequencySettings {
n1_hs : 5,
nc1_ls : 8,
n2_hs : 7,
n2_ls : 360,
n31 : 63,
n32 : 63,
bwsel : 4,
crystal_as_ckin2: true
const SI5324_SETTINGS: si5324::FrequencySettings = si5324::FrequencySettings {
n1_hs: 5,
nc1_ls: 8,
n2_hs: 7,
n2_ls: 360,
n31: 63,
n32: 63,
bwsel: 4,
crystal_as_ckin2: true,
};
#[cfg(all(has_si5324, rtio_frequency = "100.0"))]
const SI5324_SETTINGS: si5324::FrequencySettings
= si5324::FrequencySettings {
n1_hs : 5,
nc1_ls : 10,
n2_hs : 10,
n2_ls : 250,
n31 : 50,
n32 : 50,
bwsel : 4,
crystal_as_ckin2: true
const SI5324_SETTINGS: si5324::FrequencySettings = si5324::FrequencySettings {
n1_hs: 5,
nc1_ls: 10,
n2_hs: 10,
n2_ls: 250,
n31: 50,
n32: 50,
bwsel: 4,
crystal_as_ckin2: true,
};
static mut LOG_BUFFER: [u8; 1<<17] = [0; 1<<17];
static mut LOG_BUFFER: [u8; 1 << 17] = [0; 1 << 17];
#[no_mangle]
pub extern fn main_core0() -> i32 {
pub extern "C" fn main_core0() -> i32 {
enable_l2_cache(0x8);
let mut timer = GlobalTimer::start();
let buffer_logger = unsafe {
logger::BufferLogger::new(&mut LOG_BUFFER[..])
};
let buffer_logger = unsafe { logger::BufferLogger::new(&mut LOG_BUFFER[..]) };
buffer_logger.set_uart_log_level(log::LevelFilter::Info);
buffer_logger.register();
log::set_max_level(log::LevelFilter::Info);
@ -491,7 +575,7 @@ pub extern fn main_core0() -> i32 {
let mut repeaters = [repeater::Repeater::default(); 0];
for i in 0..repeaters.len() {
repeaters[i] = repeater::Repeater::new(i as u8);
}
}
let mut routing_table = drtio_routing::RoutingTable::default_empty();
let mut rank = 1;
@ -553,7 +637,7 @@ extern "C" {
}
interrupt_handler!(IRQ, irq, __irq_stack0_start, __irq_stack1_start, {
if MPIDR.read().cpu_id() == 1{
if MPIDR.read().cpu_id() == 1 {
let mpcore = mpcore::RegisterBlock::mpcore();
let mut gic = gic::InterruptController::gic(mpcore);
let id = gic.get_interrupt_id();
@ -566,7 +650,7 @@ interrupt_handler!(IRQ, irq, __irq_stack0_start, __irq_stack1_start, {
notify_spin_lock();
main_core1();
}
stdio::drop_uart();
stdio::drop_uart();
}
loop {}
});
@ -593,18 +677,21 @@ pub fn main_core1() {
}
#[no_mangle]
pub extern fn exception(_vect: u32, _regs: *const u32, pc: u32, ea: u32) {
pub extern "C" fn exception(_vect: u32, _regs: *const u32, pc: u32, ea: u32) {
fn hexdump(addr: u32) {
let addr = (addr - addr % 4) as *const u32;
let mut ptr = addr;
let mut ptr = addr;
println!("@ {:08p}", ptr);
for _ in 0..4 {
print!("+{:04x}: ", ptr as usize - addr as usize);
print!("{:08x} ", unsafe { *ptr }); ptr = ptr.wrapping_offset(1);
print!("{:08x} ", unsafe { *ptr }); ptr = ptr.wrapping_offset(1);
print!("{:08x} ", unsafe { *ptr }); ptr = ptr.wrapping_offset(1);
print!("{:08x}\n", unsafe { *ptr }); ptr = ptr.wrapping_offset(1);
print!("{:08x} ", unsafe { *ptr });
ptr = ptr.wrapping_offset(1);
print!("{:08x} ", unsafe { *ptr });
ptr = ptr.wrapping_offset(1);
print!("{:08x} ", unsafe { *ptr });
ptr = ptr.wrapping_offset(1);
print!("{:08x}\n", unsafe { *ptr });
ptr = ptr.wrapping_offset(1);
}
}
@ -654,7 +741,7 @@ extern "C" {
}
#[no_mangle]
extern fn dl_unwind_find_exidx(_pc: *const u32, len_ptr: *mut u32) -> *const u32 {
extern "C" fn dl_unwind_find_exidx(_pc: *const u32, len_ptr: *mut u32) -> *const u32 {
let length;
let start: *const u32;
unsafe {

100
src/satman/src/repeater.rs
View File

@ -1,19 +1,16 @@
use libboard_artiq::{drtioaux, drtio_routing};
use libboard_zynq::timer::GlobalTimer;
#[cfg(has_drtio_routing)]
use libboard_artiq::{pl::csr};
#[cfg(has_drtio_routing)]
use libboard_zynq::time::Milliseconds;
#[cfg(has_drtio_routing)]
use embedded_hal::prelude::_embedded_hal_blocking_delay_DelayUs;
#[cfg(has_drtio_routing)]
use libboard_artiq::pl::csr;
use libboard_artiq::{drtio_routing, drtioaux};
#[cfg(has_drtio_routing)]
use libboard_zynq::time::Milliseconds;
use libboard_zynq::timer::GlobalTimer;
#[cfg(has_drtio_routing)]
fn rep_link_rx_up(repno: u8) -> bool {
let repno = repno as usize;
unsafe {
(csr::DRTIOREP[repno].rx_up_read)() == 1
}
unsafe { (csr::DRTIOREP[repno].rx_up_read)() == 1 }
}
#[cfg(has_drtio_routing)]
@ -23,12 +20,14 @@ enum RepeaterState {
SendPing { ping_count: u16 },
WaitPingReply { ping_count: u16, timeout: Milliseconds },
Up,
Failed
Failed,
}
#[cfg(has_drtio_routing)]
impl Default for RepeaterState {
fn default() -> RepeaterState { RepeaterState::Down }
fn default() -> RepeaterState {
RepeaterState::Down
}
}
#[cfg(has_drtio_routing)]
@ -36,7 +35,7 @@ impl Default for RepeaterState {
pub struct Repeater {
repno: u8,
auxno: u8,
state: RepeaterState
state: RepeaterState,
}
#[cfg(has_drtio_routing)]
@ -45,7 +44,7 @@ impl Repeater {
Repeater {
repno: repno,
auxno: repno + 1,
state: RepeaterState::Down
state: RepeaterState::Down,
}
}
@ -54,8 +53,7 @@ impl Repeater {
self.state == RepeaterState::Up
}
pub fn service(&mut self, routing_table: &drtio_routing::RoutingTable, rank: u8,
timer: &mut GlobalTimer) {
pub fn service(&mut self, routing_table: &drtio_routing::RoutingTable, rank: u8, timer: &mut GlobalTimer) {
self.process_local_errors();
match self.state {
@ -70,7 +68,7 @@ impl Repeater {
drtioaux::send(self.auxno, &drtioaux::Packet::EchoRequest).unwrap();
self.state = RepeaterState::WaitPingReply {
ping_count: ping_count + 1,
timeout: timer.get_time() + Milliseconds(100)
timeout: timer.get_time() + Milliseconds(100),
}
} else {
error!("[REP#{}] link RX went down during ping", self.repno);
@ -132,7 +130,7 @@ impl Repeater {
match drtioaux::recv(self.auxno) {
Ok(Some(packet)) => warn!("[REP#{}] unsolicited aux packet: {:?}", self.repno, packet),
Ok(None) => (),
Err(_) => warn!("[REP#{}] aux packet error", self.repno)
Err(_) => warn!("[REP#{}] aux packet error", self.repno),
}
}
@ -155,14 +153,20 @@ impl Repeater {
cmd = (csr::DRTIOREP[repno].command_missed_cmd_read)();
chan_sel = (csr::DRTIOREP[repno].command_missed_chan_sel_read)();
}
error!("[REP#{}] CRI command missed, cmd={}, chan_sel=0x{:06x}", repno, cmd, chan_sel)
error!(
"[REP#{}] CRI command missed, cmd={}, chan_sel=0x{:06x}",
repno, cmd, chan_sel
)
}
if errors & 8 != 0 {
let destination;
unsafe {
destination = (csr::DRTIOREP[repno].buffer_space_timeout_dest_read)();
}
error!("[REP#{}] timeout attempting to get remote buffer space, destination=0x{:02x}", repno, destination);
error!(
"[REP#{}] timeout attempting to get remote buffer space, destination=0x{:02x}",
repno, destination
);
}
unsafe {
(csr::DRTIOREP[repno].protocol_error_write)(errors);
@ -181,7 +185,7 @@ impl Repeater {
match drtioaux::recv(self.auxno) {
Ok(Some(packet)) => return Ok(packet),
Ok(None) => (),
Err(e) => return Err(e)
Err(e) => return Err(e),
}
}
}
@ -217,15 +221,24 @@ impl Repeater {
}
}
pub fn set_path(&self, destination: u8, hops: &[u8; drtio_routing::MAX_HOPS], timer: &mut GlobalTimer) -> Result<(), drtioaux::Error> {
pub fn set_path(
&self,
destination: u8,
hops: &[u8; drtio_routing::MAX_HOPS],
timer: &mut GlobalTimer,
) -> Result<(), drtioaux::Error> {
if self.state != RepeaterState::Up {
return Ok(());
}
drtioaux::send(self.auxno, &drtioaux::Packet::RoutingSetPath {
destination: destination,
hops: *hops
}).unwrap();
drtioaux::send(
self.auxno,
&drtioaux::Packet::RoutingSetPath {
destination: destination,
hops: *hops,
},
)
.unwrap();
let reply = self.recv_aux_timeout(200, timer)?;
if reply != drtioaux::Packet::RoutingAck {
return Err(drtioaux::Error::UnexpectedReply);
@ -233,7 +246,11 @@ impl Repeater {
Ok(())
}
pub fn load_routing_table(&self, routing_table: &drtio_routing::RoutingTable, timer: &mut GlobalTimer) -> Result<(), drtioaux::Error> {
pub fn load_routing_table(
&self,
routing_table: &drtio_routing::RoutingTable,
timer: &mut GlobalTimer,
) -> Result<(), drtioaux::Error> {
for i in 0..drtio_routing::DEST_COUNT {
self.set_path(i as u8, &routing_table.0[i], timer)?;
}
@ -244,9 +261,7 @@ impl Repeater {
if self.state != RepeaterState::Up {
return Ok(());
}
drtioaux::send(self.auxno, &drtioaux::Packet::RoutingSetRank {
rank: rank
}).unwrap();
drtioaux::send(self.auxno, &drtioaux::Packet::RoutingSetRank { rank: rank }).unwrap();
let reply = self.recv_aux_timeout(200, timer)?;
if reply != drtioaux::Packet::RoutingAck {
return Err(drtioaux::Error::UnexpectedReply);
@ -256,9 +271,13 @@ impl Repeater {
pub fn rtio_reset(&self, timer: &mut GlobalTimer) -> Result<(), drtioaux::Error> {
let repno = self.repno as usize;
unsafe { (csr::DRTIOREP[repno].reset_write)(1); }
unsafe {
(csr::DRTIOREP[repno].reset_write)(1);
}
timer.delay_us(100);
unsafe { (csr::DRTIOREP[repno].reset_write)(0); }
unsafe {
(csr::DRTIOREP[repno].reset_write)(0);
}
if self.state != RepeaterState::Up {
return Ok(());
@ -275,16 +294,21 @@ impl Repeater {
#[cfg(not(has_drtio_routing))]
#[derive(Clone, Copy, Default)]
pub struct Repeater {
}
pub struct Repeater {}
#[cfg(not(has_drtio_routing))]
impl Repeater {
pub fn new(_repno: u8) -> Repeater { Repeater::default() }
pub fn new(_repno: u8) -> Repeater {
Repeater::default()
}
pub fn service(&self, _routing_table: &drtio_routing::RoutingTable, _rank: u8, _timer: &mut GlobalTimer) { }
pub fn service(&self, _routing_table: &drtio_routing::RoutingTable, _rank: u8, _timer: &mut GlobalTimer) {}
pub fn sync_tsc(&self, _timer: &mut GlobalTimer) -> Result<(), drtioaux::Error> { Ok(()) }
pub fn sync_tsc(&self, _timer: &mut GlobalTimer) -> Result<(), drtioaux::Error> {
Ok(())
}
pub fn rtio_reset(&self, _timer: &mut GlobalTimer) -> Result<(), drtioaux::Error> { Ok(()) }
pub fn rtio_reset(&self, _timer: &mut GlobalTimer) -> Result<(), drtioaux::Error> {
Ok(())
}
}