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subkernels: separate error messages

This commit is contained in:
mwojcik 2024-07-03 17:27:17 +08:00 committed by Sébastien Bourdeauducq
parent c5c5708f49
commit 02479e4fb3
4 changed files with 81 additions and 63 deletions
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67
artiq/firmware/ksupport/lib.rs
View File

@ -484,18 +484,23 @@ extern "C-unwind" fn subkernel_load_run(id: u32, destination: u8, run: bool) {
extern "C-unwind" fn subkernel_await_finish(id: u32, timeout: i64) {
send(&SubkernelAwaitFinishRequest { id: id, timeout: timeout });
recv!(SubkernelAwaitFinishReply { status } => {
match status {
SubkernelStatus::NoError => (),
SubkernelStatus::IncorrectState => raise!("SubkernelError",
"Subkernel not running"),
SubkernelStatus::Timeout => raise!("SubkernelError",
"Subkernel timed out"),
SubkernelStatus::CommLost => raise!("SubkernelError",
"Lost communication with satellite"),
SubkernelStatus::OtherError => raise!("SubkernelError",
"An error occurred during subkernel operation"),
SubkernelStatus::Exception(e) => unsafe { crate::eh_artiq::raise(e) },
recv(move |request| {
if let SubkernelAwaitFinishReply = request { }
else if let SubkernelError(status) = request {
match status {
SubkernelStatus::IncorrectState => raise!("SubkernelError",
"Subkernel not running"),
SubkernelStatus::Timeout => raise!("SubkernelError",
"Subkernel timed out"),
SubkernelStatus::CommLost => raise!("SubkernelError",
"Lost communication with satellite"),
SubkernelStatus::OtherError => raise!("SubkernelError",
"An error occurred during subkernel operation"),
SubkernelStatus::Exception(e) => unsafe { crate::eh_artiq::raise(e) },
}
} else {
send(&Log(format_args!("unexpected reply: {:?}\n", request)));
loop {}
}
})
}
@ -513,24 +518,28 @@ extern fn subkernel_send_message(id: u32, is_return: bool, destination: u8,
extern "C-unwind" fn subkernel_await_message(id: i32, timeout: i64, tags: &CSlice<u8>, min: u8, max: u8) -> u8 {
send(&SubkernelMsgRecvRequest { id: id, timeout: timeout, tags: tags.as_ref() });
recv!(SubkernelMsgRecvReply { status, count } => {
match status {
SubkernelStatus::NoError => {
if count < &min || count > &max {
raise!("SubkernelError",
"Received less or more arguments than expected");
}
*count
recv(move |request| {
if let SubkernelMsgRecvReply { count } = request {
if count < &min || count > &max {
raise!("SubkernelError",
"Received less or more arguments than expected");
}
SubkernelStatus::IncorrectState => raise!("SubkernelError",
"Subkernel not running"),
SubkernelStatus::Timeout => raise!("SubkernelError",
"Subkernel timed out"),
SubkernelStatus::CommLost => raise!("SubkernelError",
"Lost communication with satellite"),
SubkernelStatus::OtherError => raise!("SubkernelError",
"An error occurred during subkernel operation"),
SubkernelStatus::Exception(e) => unsafe { crate::eh_artiq::raise(e) },
*count
} else if let SubkernelError(status) = request {
match status {
SubkernelStatus::IncorrectState => raise!("SubkernelError",
"Subkernel not running"),
SubkernelStatus::Timeout => raise!("SubkernelError",
"Subkernel timed out"),
SubkernelStatus::CommLost => raise!("SubkernelError",
"Lost communication with satellite"),
SubkernelStatus::OtherError => raise!("SubkernelError",
"An error occurred during subkernel operation"),
SubkernelStatus::Exception(e) => unsafe { crate::eh_artiq::raise(e) },
}
} else {
send(&Log(format_args!("unexpected reply: {:?}\n", request)));
loop {}
}
})
// RpcRecvRequest should be called `count` times after this to receive message data

41
artiq/firmware/libproto_artiq/drtioaux_proto.rs
View File

@ -123,8 +123,8 @@ pub enum Packet {
SubkernelLoadRunRequest { source: u8, destination: u8, id: u32, run: bool },
SubkernelLoadRunReply { destination: u8, succeeded: bool },
SubkernelFinished { destination: u8, id: u32, with_exception: bool, exception_src: u8 },
SubkernelExceptionRequest { destination: u8 },
SubkernelException { last: bool, length: u16, data: [u8; SAT_PAYLOAD_MAX_SIZE] },
SubkernelExceptionRequest { source: u8, destination: u8 },
SubkernelException { destination: u8, last: bool, length: u16, data: [u8; MASTER_PAYLOAD_MAX_SIZE] },
SubkernelMessage { source: u8, destination: u8, id: u32, status: PayloadStatus, length: u16, data: [u8; MASTER_PAYLOAD_MAX_SIZE] },
SubkernelMessageAck { destination: u8 },
}
@ -367,14 +367,17 @@ impl Packet {
exception_src: reader.read_u8()?
},
0xc9 => Packet::SubkernelExceptionRequest {
source: reader.read_u8()?,
destination: reader.read_u8()?
},
0xca => {
let destination = reader.read_u8()?;
let last = reader.read_bool()?;
let length = reader.read_u16()?;
let mut data: [u8; SAT_PAYLOAD_MAX_SIZE] = [0; SAT_PAYLOAD_MAX_SIZE];
let mut data: [u8; MASTER_PAYLOAD_MAX_SIZE] = [0; MASTER_PAYLOAD_MAX_SIZE];
reader.read_exact(&mut data[0..length as usize])?;
Packet::SubkernelException {
destination: destination,
last: last,
length: length,
data: data
@ -663,12 +666,14 @@ impl Packet {
writer.write_bool(with_exception)?;
writer.write_u8(exception_src)?;
},
Packet::SubkernelExceptionRequest { destination } => {
Packet::SubkernelExceptionRequest { source, destination } => {
writer.write_u8(0xc9)?;
writer.write_u8(source)?;
writer.write_u8(destination)?;
},
Packet::SubkernelException { last, length, data } => {
Packet::SubkernelException { destination, last, length, data } => {
writer.write_u8(0xca)?;
writer.write_u8(destination)?;
writer.write_bool(last)?;
writer.write_u16(length)?;
writer.write_all(&data[0..length as usize])?;
@ -693,18 +698,20 @@ impl Packet {
pub fn routable_destination(&self) -> Option<u8> {
// only for packets that could be re-routed, not only forwarded
match self {
Packet::DmaAddTraceRequest { destination, .. } => Some(*destination),
Packet::DmaAddTraceReply { destination, .. } => Some(*destination),
Packet::DmaRemoveTraceRequest { destination, .. } => Some(*destination),
Packet::DmaRemoveTraceReply { destination, .. } => Some(*destination),
Packet::DmaPlaybackRequest { destination, .. } => Some(*destination),
Packet::DmaPlaybackReply { destination, .. } => Some(*destination),
Packet::SubkernelLoadRunRequest { destination, .. } => Some(*destination),
Packet::SubkernelLoadRunReply { destination, .. } => Some(*destination),
Packet::SubkernelMessage { destination, .. } => Some(*destination),
Packet::SubkernelMessageAck { destination, .. } => Some(*destination),
Packet::DmaPlaybackStatus { destination, .. } => Some(*destination),
Packet::SubkernelFinished { destination, .. } => Some(*destination),
Packet::DmaAddTraceRequest { destination, .. } => Some(*destination),
Packet::DmaAddTraceReply { destination, .. } => Some(*destination),
Packet::DmaRemoveTraceRequest { destination, .. } => Some(*destination),
Packet::DmaRemoveTraceReply { destination, .. } => Some(*destination),
Packet::DmaPlaybackRequest { destination, .. } => Some(*destination),
Packet::DmaPlaybackReply { destination, .. } => Some(*destination),
Packet::SubkernelLoadRunRequest { destination, .. } => Some(*destination),
Packet::SubkernelLoadRunReply { destination, .. } => Some(*destination),
Packet::SubkernelMessage { destination, .. } => Some(*destination),
Packet::SubkernelMessageAck { destination, .. } => Some(*destination),
Packet::SubkernelExceptionRequest { destination, .. } => Some(*destination),
Packet::SubkernelException { destination, .. } => Some(*destination),
Packet::DmaPlaybackStatus { destination, .. } => Some(*destination),
Packet::SubkernelFinished { destination, .. } => Some(*destination),
_ => None
}
}

8
artiq/firmware/libproto_artiq/kernel_proto.rs
View File

@ -12,12 +12,11 @@ pub const KSUPPORT_HEADER_SIZE: usize = 0x74;
#[derive(Debug)]
pub enum SubkernelStatus<'a> {
NoError,
Timeout,
IncorrectState,
CommLost,
OtherError,
Exception(eh::eh_artiq::Exception<'a>),
OtherError,
}
#[derive(Debug)]
@ -107,10 +106,11 @@ pub enum Message<'a> {
SubkernelLoadRunRequest { id: u32, destination: u8, run: bool },
SubkernelLoadRunReply { succeeded: bool },
SubkernelAwaitFinishRequest { id: u32, timeout: i64 },
SubkernelAwaitFinishReply { status: SubkernelStatus<'a> },
SubkernelAwaitFinishReply,
SubkernelMsgSend { id: u32, destination: Option<u8>, count: u8, tag: &'a [u8], data: *const *const () },
SubkernelMsgRecvRequest { id: i32, timeout: i64, tags: &'a [u8] },
SubkernelMsgRecvReply { status: SubkernelStatus<'a>, count: u8 },
SubkernelMsgRecvReply { count: u8 },
SubkernelError(SubkernelStatus<'a>),
Log(fmt::Arguments<'a>),
LogSlice(&'a str)

28
artiq/firmware/runtime/rtio_mgt.rs
View File

@ -119,17 +119,19 @@ pub mod drtio {
},
// (potentially) routable packets
drtioaux::Packet::DmaAddTraceRequest { destination, .. } |
drtioaux::Packet::DmaAddTraceReply { destination, .. } |
drtioaux::Packet::DmaRemoveTraceRequest { destination, .. } |
drtioaux::Packet::DmaRemoveTraceReply { destination, .. } |
drtioaux::Packet::DmaPlaybackRequest { destination, .. } |
drtioaux::Packet::DmaPlaybackReply { destination, .. } |
drtioaux::Packet::SubkernelLoadRunRequest { destination, .. } |
drtioaux::Packet::SubkernelLoadRunReply { destination, .. } |
drtioaux::Packet::SubkernelMessage { destination, .. } |
drtioaux::Packet::SubkernelMessageAck { destination, .. } |
drtioaux::Packet::DmaPlaybackStatus { destination, .. } |
drtioaux::Packet::SubkernelFinished { destination, .. } => {
drtioaux::Packet::DmaAddTraceReply { destination, .. } |
drtioaux::Packet::DmaRemoveTraceRequest { destination, .. } |
drtioaux::Packet::DmaRemoveTraceReply { destination, .. } |
drtioaux::Packet::DmaPlaybackRequest { destination, .. } |
drtioaux::Packet::DmaPlaybackReply { destination, .. } |
drtioaux::Packet::SubkernelLoadRunRequest { destination, .. } |
drtioaux::Packet::SubkernelLoadRunReply { destination, .. } |
drtioaux::Packet::SubkernelMessage { destination, .. } |
drtioaux::Packet::SubkernelMessageAck { destination, .. } |
drtioaux::Packet::SubkernelExceptionRequest { destination, .. } |
drtioaux::Packet::SubkernelException { destination, .. } |
drtioaux::Packet::DmaPlaybackStatus { destination, .. } |
drtioaux::Packet::SubkernelFinished { destination, .. } => {
if *destination == 0 {
false
} else {
@ -612,9 +614,9 @@ pub mod drtio {
let mut remote_data: Vec<u8> = Vec::new();
loop {
let reply = aux_transact(io, aux_mutex, ddma_mutex, subkernel_mutex, routing_table, linkno,
&drtioaux::Packet::SubkernelExceptionRequest { destination: destination })?;
&drtioaux::Packet::SubkernelExceptionRequest { source: 0, destination: destination })?;
match reply {
drtioaux::Packet::SubkernelException { last, length, data } => {
drtioaux::Packet::SubkernelException { destination: 0, last, length, data } => {
remote_data.extend(&data[0..length as usize]);
if last {
return Ok(remote_data);