forked from M-Labs/artiq
Merge branch 'master' of github.com:m-labs/artiq
This commit is contained in:
commit
dff23293c7
@ -24,7 +24,10 @@ class Constness(algorithm.Visitor):
|
||||
self.in_assign = old_in_assign
|
||||
|
||||
def visit_AttributeT(self, node):
|
||||
self.generic_visit(node)
|
||||
old_in_assign, self.in_assign = self.in_assign, False
|
||||
self.visit(node.value)
|
||||
self.in_assign = old_in_assign
|
||||
|
||||
if self.in_assign:
|
||||
typ = node.value.type.find()
|
||||
if types.is_instance(typ) and node.attr in typ.constant_attributes:
|
||||
|
||||
@ -340,11 +340,11 @@ class LLVMIRGenerator:
|
||||
llty = ll.FunctionType(llvoid, [])
|
||||
elif name == "memcmp":
|
||||
llty = ll.FunctionType(lli32, [llptr, llptr, lli32])
|
||||
elif name == "send_rpc":
|
||||
elif name == "rpc_send":
|
||||
llty = ll.FunctionType(llvoid, [lli32, llsliceptr, llptrptr])
|
||||
elif name == "send_async_rpc":
|
||||
elif name == "rpc_send_async":
|
||||
llty = ll.FunctionType(llvoid, [lli32, llsliceptr, llptrptr])
|
||||
elif name == "recv_rpc":
|
||||
elif name == "rpc_recv":
|
||||
llty = ll.FunctionType(lli32, [llptr])
|
||||
elif name == "now":
|
||||
llty = lli64
|
||||
@ -359,7 +359,7 @@ class LLVMIRGenerator:
|
||||
llglobal = ll.Function(self.llmodule, llty, name)
|
||||
if name in ("__artiq_raise", "__artiq_reraise", "llvm.trap"):
|
||||
llglobal.attributes.add("noreturn")
|
||||
if name in ("rtio_log", "send_rpc", "send_async_rpc",
|
||||
if name in ("rtio_log", "rpc_send", "rpc_send_async",
|
||||
"watchdog_set", "watchdog_clear",
|
||||
self.target.print_function):
|
||||
llglobal.attributes.add("nounwind")
|
||||
@ -1242,10 +1242,10 @@ class LLVMIRGenerator:
|
||||
self.llbuilder.store(llargslot, llargptr)
|
||||
|
||||
if fun_type.async:
|
||||
self.llbuilder.call(self.llbuiltin("send_async_rpc"),
|
||||
self.llbuilder.call(self.llbuiltin("rpc_send_async"),
|
||||
[llservice, lltagptr, llargs])
|
||||
else:
|
||||
self.llbuilder.call(self.llbuiltin("send_rpc"),
|
||||
self.llbuilder.call(self.llbuiltin("rpc_send"),
|
||||
[llservice, lltagptr, llargs])
|
||||
|
||||
# Don't waste stack space on saved arguments.
|
||||
@ -1257,7 +1257,7 @@ class LLVMIRGenerator:
|
||||
# T result = {
|
||||
# void *ret_ptr = alloca(sizeof(T));
|
||||
# void *ptr = ret_ptr;
|
||||
# loop: int size = recv_rpc(ptr);
|
||||
# loop: int size = rpc_recv(ptr);
|
||||
# // Non-zero: Provide `size` bytes of extra storage for variable-length data.
|
||||
# if(size) { ptr = alloca(size); goto loop; }
|
||||
# else *(T*)ret_ptr
|
||||
@ -1278,12 +1278,12 @@ class LLVMIRGenerator:
|
||||
llphi = self.llbuilder.phi(llslotgen.type, name="rpc.ptr")
|
||||
llphi.add_incoming(llslotgen, llprehead)
|
||||
if llunwindblock:
|
||||
llsize = self.llbuilder.invoke(self.llbuiltin("recv_rpc"), [llphi],
|
||||
llsize = self.llbuilder.invoke(self.llbuiltin("rpc_recv"), [llphi],
|
||||
llheadu, llunwindblock,
|
||||
name="rpc.size.next")
|
||||
self.llbuilder.position_at_end(llheadu)
|
||||
else:
|
||||
llsize = self.llbuilder.call(self.llbuiltin("recv_rpc"), [llphi],
|
||||
llsize = self.llbuilder.call(self.llbuiltin("rpc_recv"), [llphi],
|
||||
name="rpc.size.next")
|
||||
lldone = self.llbuilder.icmp_unsigned('==', llsize, ll.Constant(llsize.type, 0),
|
||||
name="rpc.done")
|
||||
|
||||
55
artiq/coredevice/dma.py
Normal file
55
artiq/coredevice/dma.py
Normal file
@ -0,0 +1,55 @@
|
||||
from artiq.language.core import syscall, kernel
|
||||
from artiq.language.types import TStr, TNone
|
||||
|
||||
from numpy import int64
|
||||
|
||||
|
||||
@syscall
|
||||
def dma_record_start() -> TNone:
|
||||
raise NotImplementedError("syscall not simulated")
|
||||
|
||||
|
||||
@syscall
|
||||
def dma_record_stop(name: TStr) -> TNone:
|
||||
raise NotImplementedError("syscall not simulated")
|
||||
|
||||
|
||||
class DMARecordContextManager:
|
||||
def __init__(self):
|
||||
self.name = ""
|
||||
self.saved_now_mu = int64(0)
|
||||
|
||||
@kernel
|
||||
def __enter__(self):
|
||||
"""Starts recording a DMA trace. All RTIO operations are redirected to
|
||||
a newly created DMA buffer after this call, and ``now`` is reset to zero."""
|
||||
dma_record_start() # this may raise, so do it before altering now
|
||||
self.saved_now_mu = now_mu()
|
||||
at_mu(0)
|
||||
|
||||
@kernel
|
||||
def __exit__(self, type, value, traceback):
|
||||
"""Stops recording a DMA trace. All recorded RTIO operations are stored
|
||||
in a newly created trace called ``self.name``, and ``now`` is restored
|
||||
to the value it had before ``__enter__`` was called."""
|
||||
dma_record_stop(self.name) # see above
|
||||
at_mu(self.saved_now_mu)
|
||||
|
||||
|
||||
class CoreDMA:
|
||||
"""Core device Direct Memory Access (DMA) driver.
|
||||
|
||||
Gives access to the DMA functionality of the core device.
|
||||
"""
|
||||
|
||||
kernel_invariants = {"core", "recorder"}
|
||||
|
||||
def __init__(self, dmgr, core_device="core"):
|
||||
self.core = dmgr.get(core_device)
|
||||
self.recorder = DMARecordContextManager()
|
||||
|
||||
@kernel
|
||||
def record(self, name):
|
||||
"""Returns a context manager that will record a DMA trace called ``name``."""
|
||||
self.recorder.name = name
|
||||
return self.recorder
|
||||
@ -120,6 +120,10 @@ class RTIOOverflow(Exception):
|
||||
"""
|
||||
artiq_builtin = True
|
||||
|
||||
class DMAError(Exception):
|
||||
"""Raised when performing an invalid DMA operation."""
|
||||
artiq_builtin = True
|
||||
|
||||
class DDSError(Exception):
|
||||
"""Raised when attempting to start a DDS batch while already in a batch,
|
||||
when too many commands are batched, and when DDS channel settings are
|
||||
|
||||
@ -20,6 +20,11 @@
|
||||
"module": "artiq.coredevice.cache",
|
||||
"class": "CoreCache"
|
||||
},
|
||||
"core_dma": {
|
||||
"type": "local",
|
||||
"module": "artiq.coredevice.dma",
|
||||
"class": "CoreDMA"
|
||||
},
|
||||
"core_dds": {
|
||||
"type": "local",
|
||||
"module": "artiq.coredevice.dds",
|
||||
|
||||
27
artiq/firmware/Cargo.lock
generated
27
artiq/firmware/Cargo.lock
generated
@ -10,6 +10,13 @@ version = "0.0.0"
|
||||
name = "alloc_none"
|
||||
version = "0.0.0"
|
||||
|
||||
[[package]]
|
||||
name = "amp"
|
||||
version = "0.0.0"
|
||||
dependencies = [
|
||||
"board 0.0.0",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "board"
|
||||
version = "0.0.0"
|
||||
@ -62,6 +69,10 @@ dependencies = [
|
||||
"std_artiq 0.0.0",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "dyld"
|
||||
version = "0.0.0"
|
||||
|
||||
[[package]]
|
||||
name = "fringe"
|
||||
version = "1.1.0"
|
||||
@ -89,10 +100,13 @@ name = "ksupport"
|
||||
version = "0.0.0"
|
||||
dependencies = [
|
||||
"alloc_none 0.0.0",
|
||||
"amp 0.0.0",
|
||||
"board 0.0.0",
|
||||
"build_artiq 0.0.0",
|
||||
"byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"cslice 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"dyld 0.0.0",
|
||||
"proto 0.0.0",
|
||||
"std_artiq 0.0.0",
|
||||
]
|
||||
|
||||
@ -125,11 +139,23 @@ name = "managed"
|
||||
version = "0.2.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
|
||||
[[package]]
|
||||
name = "proto"
|
||||
version = "0.0.0"
|
||||
dependencies = [
|
||||
"byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"cslice 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"dyld 0.0.0",
|
||||
"log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"std_artiq 0.0.0",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "runtime"
|
||||
version = "0.0.0"
|
||||
dependencies = [
|
||||
"alloc_artiq 0.0.0",
|
||||
"amp 0.0.0",
|
||||
"board 0.0.0",
|
||||
"build_artiq 0.0.0",
|
||||
"byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
@ -139,6 +165,7 @@ dependencies = [
|
||||
"fringe 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
|
||||
"logger_artiq 0.0.0",
|
||||
"proto 0.0.0",
|
||||
"smoltcp 0.2.1 (git+https://github.com/m-labs/smoltcp?rev=e8ece3e)",
|
||||
"std_artiq 0.0.0",
|
||||
]
|
||||
|
||||
@ -13,8 +13,11 @@ crate-type = ["staticlib"]
|
||||
build_artiq = { path = "../libbuild_artiq" }
|
||||
|
||||
[dependencies]
|
||||
alloc_none = { path = "../liballoc_none" }
|
||||
std_artiq = { path = "../libstd_artiq" }
|
||||
board = { path = "../libboard" }
|
||||
byteorder = { version = "1.0", default-features = false }
|
||||
cslice = { version = "0.3" }
|
||||
alloc_none = { path = "../liballoc_none" }
|
||||
std_artiq = { path = "../libstd_artiq" }
|
||||
dyld = { path = "../libdyld" }
|
||||
board = { path = "../libboard" }
|
||||
proto = { path = "../libproto" }
|
||||
amp = { path = "../libamp" }
|
||||
|
||||
@ -11,8 +11,7 @@ LDFLAGS += --eh-frame-hdr \
|
||||
-L../libcompiler-rt \
|
||||
-L../libbase \
|
||||
-L../libm \
|
||||
-L../libunwind \
|
||||
-L../libdyld
|
||||
-L../libunwind
|
||||
|
||||
RUSTFLAGS += -Cpanic=unwind
|
||||
|
||||
@ -24,7 +23,7 @@ $(RUSTOUT)/libksupport.a:
|
||||
|
||||
ksupport.elf: $(RUSTOUT)/libksupport.a glue.o
|
||||
$(LD) $(LDFLAGS) -T $(KSUPPORT_DIRECTORY)/ksupport.ld -o $@ $^ \
|
||||
-lbase -lm -lcompiler-rt -ldyld -lunwind
|
||||
-lunwind -lcompiler-rt -lbase -lm
|
||||
@chmod -x $@
|
||||
|
||||
%.o: $(KSUPPORT_DIRECTORY)/%.c
|
||||
|
||||
@ -12,12 +12,11 @@ macro_rules! api {
|
||||
}
|
||||
}
|
||||
|
||||
pub fn resolve(required: &str) -> usize {
|
||||
pub fn resolve(required: &[u8]) -> Option<u32> {
|
||||
unsafe {
|
||||
API.iter()
|
||||
.find(|&&(exported, _)| exported == required)
|
||||
.map(|&(_, ptr)| ptr as usize)
|
||||
.unwrap_or(0)
|
||||
.find(|&&(exported, _)| exported.as_bytes() == required)
|
||||
.map(|&(_, ptr)| ptr as u32)
|
||||
}
|
||||
}
|
||||
|
||||
@ -87,9 +86,9 @@ static mut API: &'static [(&'static str, *const ())] = &[
|
||||
api!(watchdog_set = ::watchdog_set),
|
||||
api!(watchdog_clear = ::watchdog_clear),
|
||||
|
||||
api!(send_rpc = ::send_rpc),
|
||||
api!(send_async_rpc = ::send_async_rpc),
|
||||
api!(recv_rpc = ::recv_rpc),
|
||||
api!(rpc_send = ::rpc_send),
|
||||
api!(rpc_send_async = ::rpc_send_async),
|
||||
api!(rpc_recv = ::rpc_recv),
|
||||
|
||||
api!(cache_get = ::cache_get),
|
||||
api!(cache_put = ::cache_put),
|
||||
@ -106,6 +105,9 @@ static mut API: &'static [(&'static str, *const ())] = &[
|
||||
api!(rtio_input_timestamp = ::rtio::input_timestamp),
|
||||
api!(rtio_input_data = ::rtio::input_data),
|
||||
|
||||
api!(dma_record_start = ::dma_record_start),
|
||||
api!(dma_record_stop = ::dma_record_stop),
|
||||
|
||||
api!(drtio_get_channel_state = ::rtio::drtio_dbg::get_channel_state),
|
||||
api!(drtio_reset_channel_state = ::rtio::drtio_dbg::reset_channel_state),
|
||||
api!(drtio_get_fifo_space = ::rtio::drtio_dbg::get_fifo_space),
|
||||
|
||||
@ -1,56 +0,0 @@
|
||||
use core::{ptr, slice, str};
|
||||
use libc::{c_void, c_char, c_int, size_t};
|
||||
|
||||
#[allow(non_camel_case_types)]
|
||||
#[repr(C)]
|
||||
#[derive(Default)]
|
||||
struct dyld_info {
|
||||
__opaque: [usize; 7]
|
||||
}
|
||||
|
||||
extern {
|
||||
fn dyld_load(shlib: *const c_void, base: usize,
|
||||
resolve: extern fn(*mut c_void, *const c_char) -> usize,
|
||||
resolve_data: *mut c_void,
|
||||
info: *mut dyld_info, error_out: *mut *const c_char) -> c_int;
|
||||
fn dyld_lookup(symbol: *const c_char, info: *const dyld_info) -> *const c_void;
|
||||
|
||||
fn strlen(ptr: *const c_char) -> size_t;
|
||||
}
|
||||
|
||||
pub struct Library {
|
||||
lower: dyld_info
|
||||
}
|
||||
|
||||
impl Library {
|
||||
pub unsafe fn load<F>(shlib: &[u8], base: usize, mut resolve: F)
|
||||
-> Result<Library, &'static str>
|
||||
where F: Fn(&str) -> usize {
|
||||
extern fn wrapper<F>(data: *mut c_void, name: *const c_char) -> usize
|
||||
where F: Fn(&str) -> usize {
|
||||
unsafe {
|
||||
let f = data as *mut F;
|
||||
let name = slice::from_raw_parts(name as *const u8, strlen(name));
|
||||
(*f)(str::from_utf8_unchecked(name))
|
||||
}
|
||||
}
|
||||
|
||||
let mut library = Library { lower: dyld_info::default() };
|
||||
let mut error: *const c_char = ptr::null();
|
||||
if dyld_load(shlib.as_ptr() as *const _, base,
|
||||
wrapper::<F>, &mut resolve as *mut _ as *mut _,
|
||||
&mut library.lower, &mut error) == 0 {
|
||||
let error = slice::from_raw_parts(error as *const u8, strlen(error));
|
||||
Err(str::from_utf8_unchecked(error))
|
||||
} else {
|
||||
Ok(library)
|
||||
}
|
||||
}
|
||||
|
||||
pub unsafe fn lookup(&self, symbol: &str) -> usize {
|
||||
assert!(symbol.len() < 32);
|
||||
let mut buf = [0u8; 32];
|
||||
buf[0..symbol.as_bytes().len()].copy_from_slice(symbol.as_bytes());
|
||||
dyld_lookup(&buf as *const _ as *const c_char, &self.lower) as usize
|
||||
}
|
||||
}
|
||||
@ -433,3 +433,28 @@ pub unsafe extern fn reraise() -> ! {
|
||||
uw::_Unwind_Resume(&mut INFLIGHT.uw_exception)
|
||||
}
|
||||
}
|
||||
|
||||
// Stub implementations for the functions the panic_unwind crate expects to be provided.
|
||||
// These all do nothing in libunwind, but aren't built for OR1K.
|
||||
pub mod stubs {
|
||||
#![allow(bad_style, unused_variables)]
|
||||
|
||||
use super::{uw, c_int};
|
||||
|
||||
#[export_name="_Unwind_GetIPInfo"]
|
||||
pub unsafe extern fn _Unwind_GetIPInfo(ctx: *mut uw::_Unwind_Context,
|
||||
ip_before_insn: *mut c_int) -> uw::_Unwind_Word {
|
||||
*ip_before_insn = 0;
|
||||
uw::_Unwind_GetIP(ctx)
|
||||
}
|
||||
|
||||
#[export_name="_Unwind_GetTextRelBase"]
|
||||
pub unsafe extern fn _Unwind_GetTextRelBase(ctx: *mut uw::_Unwind_Context) -> uw::_Unwind_Ptr {
|
||||
unimplemented!()
|
||||
}
|
||||
|
||||
#[export_name="_Unwind_GetDataRelBase"]
|
||||
pub unsafe extern fn _Unwind_GetDataRelBase(ctx: *mut uw::_Unwind_Context) -> uw::_Unwind_Ptr {
|
||||
unimplemented!()
|
||||
}
|
||||
}
|
||||
|
||||
@ -1,35 +1,70 @@
|
||||
#![feature(lang_items, asm, libc, panic_unwind, unwind_attributes)]
|
||||
#![no_std]
|
||||
|
||||
extern crate alloc_none;
|
||||
#[macro_use]
|
||||
extern crate std_artiq as std;
|
||||
extern crate unwind;
|
||||
extern crate libc;
|
||||
extern crate byteorder;
|
||||
extern crate board;
|
||||
extern crate cslice;
|
||||
|
||||
#[path = "../runtime/mailbox.rs"]
|
||||
mod mailbox;
|
||||
extern crate alloc_none;
|
||||
extern crate std_artiq as std;
|
||||
|
||||
#[path = "../runtime/proto.rs"]
|
||||
mod proto;
|
||||
#[path = "../runtime/kernel_proto.rs"]
|
||||
mod kernel_proto;
|
||||
#[path = "../runtime/rpc_proto.rs"]
|
||||
mod rpc_proto;
|
||||
extern crate board;
|
||||
extern crate dyld;
|
||||
extern crate proto;
|
||||
extern crate amp;
|
||||
|
||||
mod dyld;
|
||||
mod api;
|
||||
|
||||
use core::{mem, ptr, str};
|
||||
use core::{mem, ptr, slice, str};
|
||||
use std::io::Cursor;
|
||||
use cslice::{CSlice, AsCSlice};
|
||||
use kernel_proto::*;
|
||||
use dyld::Library;
|
||||
use proto::{kernel_proto, rpc_proto};
|
||||
use proto::kernel_proto::*;
|
||||
use amp::{mailbox, rpc_queue};
|
||||
|
||||
macro_rules! artiq_raise {
|
||||
fn send(request: &Message) {
|
||||
unsafe { mailbox::send(request as *const _ as usize) }
|
||||
while !mailbox::acknowledged() {}
|
||||
}
|
||||
|
||||
fn recv<R, F: FnOnce(&Message) -> R>(f: F) -> R {
|
||||
while mailbox::receive() == 0 {}
|
||||
let result = f(unsafe { mem::transmute::<usize, &Message>(mailbox::receive()) });
|
||||
mailbox::acknowledge();
|
||||
result
|
||||
}
|
||||
|
||||
macro_rules! recv {
|
||||
($p:pat => $e:expr) => {
|
||||
recv(move |request| {
|
||||
if let $p = request {
|
||||
$e
|
||||
} else {
|
||||
send(&Log(format_args!("unexpected reply: {:?}\n", request)));
|
||||
loop {}
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
#[no_mangle]
|
||||
#[lang = "panic_fmt"]
|
||||
pub extern fn panic_fmt(args: core::fmt::Arguments, file: &'static str, line: u32) -> ! {
|
||||
send(&Log(format_args!("panic at {}:{}: {}\n", file, line, args)));
|
||||
send(&RunAborted);
|
||||
loop {}
|
||||
}
|
||||
|
||||
macro_rules! print {
|
||||
($($arg:tt)*) => ($crate::send(&$crate::kernel_proto::Log(format_args!($($arg)*))));
|
||||
}
|
||||
|
||||
macro_rules! println {
|
||||
($fmt:expr) => (print!(concat!($fmt, "\n")));
|
||||
($fmt:expr, $($arg:tt)*) => (print!(concat!($fmt, "\n"), $($arg)*));
|
||||
}
|
||||
|
||||
macro_rules! raise {
|
||||
($name:expr, $message:expr, $param0:expr, $param1:expr, $param2:expr) => ({
|
||||
use cslice::AsCSlice;
|
||||
let exn = $crate::eh::Exception {
|
||||
@ -46,58 +81,16 @@ macro_rules! artiq_raise {
|
||||
unsafe { $crate::eh::raise(&exn) }
|
||||
});
|
||||
($name:expr, $message:expr) => ({
|
||||
artiq_raise!($name, $message, 0, 0, 0)
|
||||
raise!($name, $message, 0, 0, 0)
|
||||
});
|
||||
}
|
||||
|
||||
fn send(request: &Message) {
|
||||
unsafe { mailbox::send(request as *const _ as usize) }
|
||||
while !mailbox::acknowledged() {}
|
||||
}
|
||||
|
||||
fn recv<R, F: FnOnce(&Message) -> R>(f: F) -> R {
|
||||
while mailbox::receive() == 0 {}
|
||||
let result = f(unsafe { mem::transmute::<usize, &Message>(mailbox::receive()) });
|
||||
mailbox::acknowledge();
|
||||
result
|
||||
}
|
||||
|
||||
macro_rules! recv {
|
||||
($p:pat => $e:expr) => {
|
||||
recv(|request| {
|
||||
if let $p = request {
|
||||
$e
|
||||
} else {
|
||||
send(&Log(format_args!("unexpected reply: {:?}", request)));
|
||||
loop {}
|
||||
}
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
macro_rules! print {
|
||||
($($arg:tt)*) => ($crate::send(&$crate::kernel_proto::Log(format_args!($($arg)*))));
|
||||
}
|
||||
|
||||
macro_rules! println {
|
||||
($fmt:expr) => (print!(concat!($fmt, "\n")));
|
||||
($fmt:expr, $($arg:tt)*) => (print!(concat!($fmt, "\n"), $($arg)*));
|
||||
}
|
||||
|
||||
#[path = "../runtime/rpc_queue.rs"]
|
||||
mod rpc_queue;
|
||||
pub mod eh;
|
||||
mod api;
|
||||
mod rtio;
|
||||
mod eh;
|
||||
|
||||
#[no_mangle]
|
||||
#[lang = "panic_fmt"]
|
||||
pub extern fn panic_fmt(args: core::fmt::Arguments, file: &'static str, line: u32) -> ! {
|
||||
println!("panic at {}:{}: {}", file, line, args);
|
||||
send(&RunAborted);
|
||||
loop {}
|
||||
}
|
||||
|
||||
static mut NOW: u64 = 0;
|
||||
static mut LIBRARY: Option<Library<'static>> = None;
|
||||
|
||||
#[no_mangle]
|
||||
pub extern fn send_to_core_log(text: CSlice<u8>) {
|
||||
@ -115,13 +108,7 @@ pub extern fn send_to_rtio_log(timestamp: i64, text: CSlice<u8>) {
|
||||
rtio::log(timestamp, text.as_ref())
|
||||
}
|
||||
|
||||
extern fn abort() -> ! {
|
||||
println!("kernel called abort()");
|
||||
send(&RunAborted);
|
||||
loop {}
|
||||
}
|
||||
|
||||
extern fn send_rpc(service: u32, tag: CSlice<u8>, data: *const *const ()) {
|
||||
extern fn rpc_send(service: u32, tag: CSlice<u8>, data: *const *const ()) {
|
||||
while !rpc_queue::empty() {}
|
||||
send(&RpcSend {
|
||||
async: false,
|
||||
@ -131,7 +118,7 @@ extern fn send_rpc(service: u32, tag: CSlice<u8>, data: *const *const ()) {
|
||||
})
|
||||
}
|
||||
|
||||
extern fn send_async_rpc(service: u32, tag: CSlice<u8>, data: *const *const ()) {
|
||||
extern fn rpc_send_async(service: u32, tag: CSlice<u8>, data: *const *const ()) {
|
||||
while rpc_queue::full() {}
|
||||
rpc_queue::enqueue(|mut slice| {
|
||||
let length = {
|
||||
@ -139,7 +126,7 @@ extern fn send_async_rpc(service: u32, tag: CSlice<u8>, data: *const *const ())
|
||||
rpc_proto::send_args(&mut writer, service, tag.as_ref(), data)?;
|
||||
writer.position()
|
||||
};
|
||||
proto::write_u32(&mut slice, length as u32)
|
||||
proto::io::write_u32(&mut slice, length as u32)
|
||||
}).unwrap_or_else(|err| {
|
||||
assert!(err.kind() == std::io::ErrorKind::WriteZero);
|
||||
|
||||
@ -153,7 +140,7 @@ extern fn send_async_rpc(service: u32, tag: CSlice<u8>, data: *const *const ())
|
||||
})
|
||||
}
|
||||
|
||||
extern fn recv_rpc(slot: *mut ()) -> usize {
|
||||
extern fn rpc_recv(slot: *mut ()) -> usize {
|
||||
send(&RpcRecvRequest(slot));
|
||||
recv!(&RpcRecvReply(ref result) => {
|
||||
match result {
|
||||
@ -202,7 +189,7 @@ fn terminate(exception: &eh::Exception, mut backtrace: &mut [usize]) -> ! {
|
||||
|
||||
extern fn watchdog_set(ms: i64) -> i32 {
|
||||
if ms < 0 {
|
||||
artiq_raise!("ValueError", "cannot set a watchdog with a negative timeout")
|
||||
raise!("ValueError", "cannot set a watchdog with a negative timeout")
|
||||
}
|
||||
|
||||
send(&WatchdogSetRequest { ms: ms as u64 });
|
||||
@ -227,27 +214,82 @@ extern fn cache_put(key: CSlice<u8>, list: CSlice<i32>) {
|
||||
});
|
||||
recv!(&CachePutReply { succeeded } => {
|
||||
if !succeeded {
|
||||
artiq_raise!("CacheError", "cannot put into a busy cache row")
|
||||
raise!("CacheError", "cannot put into a busy cache row")
|
||||
}
|
||||
})
|
||||
}
|
||||
|
||||
extern fn i2c_start(busno: i32) {
|
||||
send(&I2CStartRequest { busno: busno as u8 });
|
||||
send(&I2cStartRequest { busno: busno as u8 });
|
||||
}
|
||||
|
||||
extern fn i2c_stop(busno: i32) {
|
||||
send(&I2CStopRequest { busno: busno as u8 });
|
||||
send(&I2cStopRequest { busno: busno as u8 });
|
||||
}
|
||||
|
||||
extern fn i2c_write(busno: i32, data: i32) -> bool {
|
||||
send(&I2CWriteRequest { busno: busno as u8, data: data as u8 });
|
||||
recv!(&I2CWriteReply { ack } => ack)
|
||||
send(&I2cWriteRequest { busno: busno as u8, data: data as u8 });
|
||||
recv!(&I2cWriteReply { ack } => ack)
|
||||
}
|
||||
|
||||
extern fn i2c_read(busno: i32, ack: bool) -> i32 {
|
||||
send(&I2CReadRequest { busno: busno as u8, ack: ack });
|
||||
recv!(&I2CReadReply { data } => data) as i32
|
||||
send(&I2cReadRequest { busno: busno as u8, ack: ack });
|
||||
recv!(&I2cReadReply { data } => data) as i32
|
||||
}
|
||||
|
||||
static mut DMA_RECORDING: bool = false;
|
||||
|
||||
extern fn dma_record_start() {
|
||||
unsafe {
|
||||
if DMA_RECORDING {
|
||||
raise!("DMAError", "DMA is already recording")
|
||||
}
|
||||
|
||||
let library = LIBRARY.as_ref().unwrap();
|
||||
library.rebind(b"rtio_output",
|
||||
dma_record_output as *const () as u32).unwrap();
|
||||
library.rebind(b"rtio_output_wide",
|
||||
dma_record_output_wide as *const () as u32).unwrap();
|
||||
|
||||
DMA_RECORDING = true;
|
||||
send(&DmaRecordStart);
|
||||
}
|
||||
}
|
||||
|
||||
extern fn dma_record_stop(name: CSlice<u8>) {
|
||||
unsafe {
|
||||
if !DMA_RECORDING {
|
||||
raise!("DMAError", "DMA is not recording")
|
||||
}
|
||||
|
||||
let library = LIBRARY.as_ref().unwrap();
|
||||
library.rebind(b"rtio_output",
|
||||
rtio::output as *const () as u32).unwrap();
|
||||
library.rebind(b"rtio_output_wide",
|
||||
rtio::output_wide as *const () as u32).unwrap();
|
||||
|
||||
DMA_RECORDING = false;
|
||||
send(&DmaRecordStop(str::from_utf8(name.as_ref()).unwrap()));
|
||||
}
|
||||
}
|
||||
|
||||
extern fn dma_record_output(timestamp: i64, channel: i32, address: i32, data: i32) {
|
||||
send(&DmaRecordAppend {
|
||||
timestamp: timestamp as u64,
|
||||
channel: channel as u32,
|
||||
address: address as u32,
|
||||
data: &[data as u32]
|
||||
})
|
||||
}
|
||||
|
||||
extern fn dma_record_output_wide(timestamp: i64, channel: i32, address: i32, data: CSlice<i32>) {
|
||||
assert!(data.len() <= 16); // enforce the hardware limit
|
||||
send(&DmaRecordAppend {
|
||||
timestamp: timestamp as u64,
|
||||
channel: channel as u32,
|
||||
address: address as u32,
|
||||
data: unsafe { mem::transmute::<&[i32], &[u32]>(data.as_ref()) }
|
||||
})
|
||||
}
|
||||
|
||||
unsafe fn attribute_writeback(typeinfo: *const ()) {
|
||||
@ -262,9 +304,6 @@ unsafe fn attribute_writeback(typeinfo: *const ()) {
|
||||
objects: *const *const ()
|
||||
}
|
||||
|
||||
// artiq_compile'd kernels don't include type information
|
||||
if typeinfo.is_null() { return }
|
||||
|
||||
let mut tys = typeinfo as *const *const Type;
|
||||
while !(*tys).is_null() {
|
||||
let ty = *tys;
|
||||
@ -281,7 +320,7 @@ unsafe fn attribute_writeback(typeinfo: *const ()) {
|
||||
attributes = attributes.offset(1);
|
||||
|
||||
if (*attribute).tag.len() > 0 {
|
||||
send_async_rpc(0, (*attribute).tag, [
|
||||
rpc_send_async(0, (*attribute).tag, [
|
||||
&object as *const _ as *const (),
|
||||
&(*attribute).name as *const _ as *const (),
|
||||
(object as usize + (*attribute).offset) as *const ()
|
||||
@ -294,8 +333,12 @@ unsafe fn attribute_writeback(typeinfo: *const ()) {
|
||||
|
||||
#[no_mangle]
|
||||
pub unsafe fn main() {
|
||||
let image = slice::from_raw_parts_mut(kernel_proto::KERNELCPU_PAYLOAD_ADDRESS as *mut u8,
|
||||
kernel_proto::KERNELCPU_LAST_ADDRESS -
|
||||
kernel_proto::KERNELCPU_PAYLOAD_ADDRESS);
|
||||
|
||||
let library = recv!(&LoadRequest(library) => {
|
||||
match Library::load(library, kernel_proto::KERNELCPU_PAYLOAD_ADDRESS, api::resolve) {
|
||||
match Library::load(library, image, &api::resolve) {
|
||||
Err(error) => {
|
||||
send(&LoadReply(Err(error)));
|
||||
loop {}
|
||||
@ -307,16 +350,23 @@ pub unsafe fn main() {
|
||||
}
|
||||
});
|
||||
|
||||
let __bss_start = library.lookup("__bss_start");
|
||||
let _end = library.lookup("_end");
|
||||
ptr::write_bytes(__bss_start as *mut u8, 0, _end - __bss_start);
|
||||
let __bss_start = library.lookup(b"__bss_start").unwrap();
|
||||
let _end = library.lookup(b"_end").unwrap();
|
||||
let __modinit__ = library.lookup(b"__modinit__").unwrap();
|
||||
let typeinfo = library.lookup(b"typeinfo");
|
||||
|
||||
LIBRARY = Some(library);
|
||||
|
||||
ptr::write_bytes(__bss_start as *mut u8, 0, (_end - __bss_start) as usize);
|
||||
|
||||
send(&NowInitRequest);
|
||||
recv!(&NowInitReply(now) => NOW = now);
|
||||
(mem::transmute::<usize, fn()>(library.lookup("__modinit__")))();
|
||||
(mem::transmute::<u32, fn()>(__modinit__))();
|
||||
send(&NowSave(NOW));
|
||||
|
||||
attribute_writeback(library.lookup("typeinfo") as *const ());
|
||||
if let Some(typeinfo) = typeinfo {
|
||||
attribute_writeback(typeinfo as *const ());
|
||||
}
|
||||
|
||||
send(&RunFinished);
|
||||
|
||||
@ -325,6 +375,11 @@ pub unsafe fn main() {
|
||||
|
||||
#[no_mangle]
|
||||
pub extern fn exception_handler(vect: u32, _regs: *const u32, pc: u32, ea: u32) {
|
||||
println!("exception {:?} at PC 0x{:x}, EA 0x{:x}", vect, pc, ea);
|
||||
send(&RunAborted)
|
||||
panic!("exception {:?} at PC 0x{:x}, EA 0x{:x}", vect, pc, ea)
|
||||
}
|
||||
|
||||
// We don't export this because libbase does.
|
||||
// #[no_mangle]
|
||||
pub extern fn abort() {
|
||||
panic!("aborted")
|
||||
}
|
||||
|
||||
@ -1,6 +1,3 @@
|
||||
#[path = "../runtime/kernel_proto.rs"]
|
||||
mod kernel_proto;
|
||||
|
||||
use core::ptr::{read_volatile, write_volatile};
|
||||
use cslice::CSlice;
|
||||
use board::csr;
|
||||
@ -16,7 +13,7 @@ const RTIO_I_STATUS_EMPTY: u32 = 1;
|
||||
const RTIO_I_STATUS_OVERFLOW: u32 = 2;
|
||||
|
||||
pub extern fn init() {
|
||||
send(&RTIOInitRequest);
|
||||
send(&RtioInitRequest);
|
||||
}
|
||||
|
||||
pub extern fn get_counter() -> i64 {
|
||||
@ -46,25 +43,25 @@ unsafe fn process_exceptional_status(timestamp: i64, channel: i32, status: u32)
|
||||
}
|
||||
if status & RTIO_O_STATUS_UNDERFLOW != 0 {
|
||||
csr::rtio::o_underflow_reset_write(1);
|
||||
artiq_raise!("RTIOUnderflow",
|
||||
raise!("RTIOUnderflow",
|
||||
"RTIO underflow at {0} mu, channel {1}, slack {2} mu",
|
||||
timestamp, channel as i64, timestamp - get_counter())
|
||||
}
|
||||
if status & RTIO_O_STATUS_SEQUENCE_ERROR != 0 {
|
||||
csr::rtio::o_sequence_error_reset_write(1);
|
||||
artiq_raise!("RTIOSequenceError",
|
||||
raise!("RTIOSequenceError",
|
||||
"RTIO sequence error at {0} mu, channel {1}",
|
||||
timestamp, channel as i64, 0)
|
||||
}
|
||||
if status & RTIO_O_STATUS_COLLISION != 0 {
|
||||
csr::rtio::o_collision_reset_write(1);
|
||||
artiq_raise!("RTIOCollision",
|
||||
raise!("RTIOCollision",
|
||||
"RTIO collision at {0} mu, channel {1}",
|
||||
timestamp, channel as i64, 0)
|
||||
}
|
||||
if status & RTIO_O_STATUS_BUSY != 0 {
|
||||
csr::rtio::o_busy_reset_write(1);
|
||||
artiq_raise!("RTIOBusy",
|
||||
raise!("RTIOBusy",
|
||||
"RTIO busy on channel {0}",
|
||||
channel as i64, 0, 0)
|
||||
}
|
||||
@ -122,7 +119,7 @@ pub extern fn input_timestamp(timeout: i64, channel: i32) -> u64 {
|
||||
}
|
||||
|
||||
if status & RTIO_I_STATUS_OVERFLOW != 0 {
|
||||
artiq_raise!("RTIOOverflow",
|
||||
raise!("RTIOOverflow",
|
||||
"RTIO input overflow on channel {0}",
|
||||
channel as i64, 0, 0);
|
||||
}
|
||||
@ -145,7 +142,7 @@ pub extern fn input_data(channel: i32) -> i32 {
|
||||
|
||||
if status & RTIO_I_STATUS_OVERFLOW != 0 {
|
||||
csr::rtio::i_overflow_reset_write(1);
|
||||
artiq_raise!("RTIOOverflow",
|
||||
raise!("RTIOOverflow",
|
||||
"RTIO input overflow on channel {0}",
|
||||
channel as i64, 0, 0);
|
||||
}
|
||||
@ -193,31 +190,31 @@ pub mod drtio_dbg {
|
||||
pub struct ChannelState(i32, i64);
|
||||
|
||||
pub extern fn get_channel_state(channel: i32) -> ChannelState {
|
||||
send(&DRTIOChannelStateRequest { channel: channel as u32 });
|
||||
recv!(&DRTIOChannelStateReply { fifo_space, last_timestamp }
|
||||
send(&DrtioChannelStateRequest { channel: channel as u32 });
|
||||
recv!(&DrtioChannelStateReply { fifo_space, last_timestamp }
|
||||
=> ChannelState(fifo_space as i32, last_timestamp as i64))
|
||||
}
|
||||
|
||||
pub extern fn reset_channel_state(channel: i32) {
|
||||
send(&DRTIOResetChannelStateRequest { channel: channel as u32 })
|
||||
send(&DrtioResetChannelStateRequest { channel: channel as u32 })
|
||||
}
|
||||
|
||||
pub extern fn get_fifo_space(channel: i32) {
|
||||
send(&DRTIOGetFIFOSpaceRequest { channel: channel as u32 })
|
||||
send(&DrtioGetFifoSpaceRequest { channel: channel as u32 })
|
||||
}
|
||||
|
||||
#[repr(C)]
|
||||
pub struct PacketCounts(i32, i32);
|
||||
|
||||
pub extern fn get_packet_counts() -> PacketCounts {
|
||||
send(&DRTIOPacketCountRequest);
|
||||
recv!(&DRTIOPacketCountReply { tx_cnt, rx_cnt }
|
||||
send(&DrtioPacketCountRequest);
|
||||
recv!(&DrtioPacketCountReply { tx_cnt, rx_cnt }
|
||||
=> PacketCounts(tx_cnt as i32, rx_cnt as i32))
|
||||
}
|
||||
|
||||
pub extern fn get_fifo_space_req_count() -> i32 {
|
||||
send(&DRTIOFIFOSpaceReqCountRequest);
|
||||
recv!(&DRTIOFIFOSpaceReqCountReply { cnt }
|
||||
send(&DrtioFifoSpaceReqCountRequest);
|
||||
recv!(&DrtioFifoSpaceReqCountReply { cnt }
|
||||
=> cnt as i32)
|
||||
}
|
||||
}
|
||||
|
||||
11
artiq/firmware/libamp/Cargo.toml
Normal file
11
artiq/firmware/libamp/Cargo.toml
Normal file
@ -0,0 +1,11 @@
|
||||
[package]
|
||||
authors = ["M-Labs"]
|
||||
name = "amp"
|
||||
version = "0.0.0"
|
||||
|
||||
[lib]
|
||||
name = "amp"
|
||||
path = "lib.rs"
|
||||
|
||||
[dependencies]
|
||||
board = { path = "../libboard" }
|
||||
6
artiq/firmware/libamp/lib.rs
Normal file
6
artiq/firmware/libamp/lib.rs
Normal file
@ -0,0 +1,6 @@
|
||||
#![no_std]
|
||||
|
||||
extern crate board;
|
||||
|
||||
pub mod mailbox;
|
||||
pub mod rpc_queue;
|
||||
@ -1,5 +1,3 @@
|
||||
#![allow(dead_code)]
|
||||
|
||||
use core::ptr::{read_volatile, write_volatile};
|
||||
use core::slice;
|
||||
use board::{mem, cache};
|
||||
8
artiq/firmware/libdyld/Cargo.toml
Normal file
8
artiq/firmware/libdyld/Cargo.toml
Normal file
@ -0,0 +1,8 @@
|
||||
[package]
|
||||
authors = ["M-Labs"]
|
||||
name = "dyld"
|
||||
version = "0.0.0"
|
||||
|
||||
[lib]
|
||||
name = "dyld"
|
||||
path = "lib.rs"
|
||||
2737
artiq/firmware/libdyld/elf.rs
Normal file
2737
artiq/firmware/libdyld/elf.rs
Normal file
File diff suppressed because it is too large
Load Diff
338
artiq/firmware/libdyld/lib.rs
Normal file
338
artiq/firmware/libdyld/lib.rs
Normal file
@ -0,0 +1,338 @@
|
||||
#![no_std]
|
||||
#![feature(untagged_unions, ptr_unaligned)]
|
||||
|
||||
use core::{mem, ptr, fmt, slice, str, convert};
|
||||
use elf::*;
|
||||
|
||||
pub mod elf;
|
||||
|
||||
fn read_unaligned<T: Copy>(data: &[u8], offset: usize) -> Result<T, ()> {
|
||||
if data.len() < offset + mem::size_of::<T>() {
|
||||
Err(())
|
||||
} else {
|
||||
let ptr = data.as_ptr().wrapping_offset(offset as isize) as *const T;
|
||||
Ok(unsafe { ptr::read_unaligned(ptr) })
|
||||
}
|
||||
}
|
||||
|
||||
fn get_ref<T: Copy>(data: &[u8], offset: usize) -> Result<&T, ()> {
|
||||
if data.len() < offset + mem::size_of::<T>() {
|
||||
Err(())
|
||||
} else if (data.as_ptr() as usize + offset) & (mem::align_of::<T>() - 1) != 0 {
|
||||
Err(())
|
||||
} else {
|
||||
let ptr = data.as_ptr().wrapping_offset(offset as isize) as *const T;
|
||||
Ok(unsafe { &*ptr })
|
||||
}
|
||||
}
|
||||
|
||||
fn get_ref_slice<T: Copy>(data: &[u8], offset: usize, len: usize) -> Result<&[T], ()> {
|
||||
if data.len() < offset + mem::size_of::<T>() * len {
|
||||
Err(())
|
||||
} else if (data.as_ptr() as usize + offset) & (mem::align_of::<T>() - 1) != 0 {
|
||||
Err(())
|
||||
} else {
|
||||
let ptr = data.as_ptr().wrapping_offset(offset as isize) as *const T;
|
||||
Ok(unsafe { slice::from_raw_parts(ptr, len) })
|
||||
}
|
||||
}
|
||||
|
||||
fn elf_hash(name: &[u8]) -> u32 {
|
||||
let mut h: u32 = 0;
|
||||
for c in name {
|
||||
h = (h << 4) + *c as u32;
|
||||
let g = h & 0xf0000000;
|
||||
if g != 0 {
|
||||
h ^= g >> 24;
|
||||
h &= !g;
|
||||
}
|
||||
}
|
||||
h
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub enum Error<'a> {
|
||||
Parsing(&'static str),
|
||||
Lookup(&'a [u8])
|
||||
}
|
||||
|
||||
impl<'a> convert::From<&'static str> for Error<'a> {
|
||||
fn from(desc: &'static str) -> Error<'a> {
|
||||
Error::Parsing(desc)
|
||||
}
|
||||
}
|
||||
|
||||
impl<'a> fmt::Display for Error<'a> {
|
||||
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
|
||||
match self {
|
||||
&Error::Parsing(desc) =>
|
||||
write!(f, "parse error: {}", desc),
|
||||
&Error::Lookup(sym) =>
|
||||
match str::from_utf8(sym) {
|
||||
Ok(sym) => write!(f, "symbol lookup error: {}", sym),
|
||||
Err(_) => write!(f, "symbol lookup error: {:?}", sym)
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
pub struct Library<'a> {
|
||||
image_off: Elf32_Addr,
|
||||
image_sz: usize,
|
||||
strtab: &'a [u8],
|
||||
symtab: &'a [Elf32_Sym],
|
||||
pltrel: &'a [Elf32_Rela],
|
||||
hash_bucket: &'a [Elf32_Word],
|
||||
hash_chain: &'a [Elf32_Word],
|
||||
}
|
||||
|
||||
impl<'a> Library<'a> {
|
||||
pub fn lookup(&self, name: &[u8]) -> Option<Elf32_Word> {
|
||||
let hash = elf_hash(name);
|
||||
let mut index = self.hash_bucket[hash as usize % self.hash_bucket.len()] as usize;
|
||||
|
||||
loop {
|
||||
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
|
||||
}
|
||||
|
||||
match sym.st_shndx {
|
||||
SHN_UNDEF => return None,
|
||||
SHN_ABS => return Some(sym.st_value),
|
||||
_ => return Some(self.image_off + sym.st_value)
|
||||
}
|
||||
}
|
||||
_ => (),
|
||||
}
|
||||
|
||||
index = self.hash_chain[index] as usize;
|
||||
}
|
||||
}
|
||||
|
||||
fn name_starting_at(&self, offset: usize) -> Result<&'a [u8], Error<'a>> {
|
||||
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")?)
|
||||
}
|
||||
|
||||
fn update_rela(&self, rela: &Elf32_Rela, value: Elf32_Word) -> Result<(), Error<'a>> {
|
||||
if rela.r_offset as usize + mem::size_of::<Elf32_Addr>() > self.image_sz {
|
||||
return Err("relocation out of image bounds")?
|
||||
}
|
||||
|
||||
let ptr = (self.image_off + rela.r_offset) as *mut Elf32_Addr;
|
||||
Ok(unsafe { *ptr = value })
|
||||
}
|
||||
|
||||
// This is unsafe because it mutates global data (the PLT).
|
||||
pub unsafe fn rebind(&self, name: &[u8], addr: Elf32_Word) -> Result<(), Error<'a>> {
|
||||
for rela in self.pltrel.iter() {
|
||||
match ELF32_R_TYPE(rela.r_info) {
|
||||
R_OR1K_32 | R_OR1K_GLOB_DAT | R_OR1K_JMP_SLOT => {
|
||||
let sym = self.symtab.get(ELF32_R_SYM(rela.r_info) as usize)
|
||||
.ok_or("symbol out of bounds of symbol table")?;
|
||||
let sym_name = self.name_starting_at(sym.st_name as usize)?;
|
||||
|
||||
if sym_name == name {
|
||||
self.update_rela(rela, addr)?
|
||||
}
|
||||
}
|
||||
|
||||
// No associated symbols for other relocation types.
|
||||
_ => ()
|
||||
}
|
||||
}
|
||||
Ok(())
|
||||
}
|
||||
|
||||
fn resolve_rela(&self, rela: &Elf32_Rela, resolve: &Fn(&[u8]) -> Option<Elf32_Word>)
|
||||
-> Result<(), Error<'a>> {
|
||||
let sym;
|
||||
if ELF32_R_SYM(rela.r_info) == 0 {
|
||||
sym = None;
|
||||
} else {
|
||||
sym = Some(self.symtab.get(ELF32_R_SYM(rela.r_info) as usize)
|
||||
.ok_or("symbol out of bounds of symbol table")?)
|
||||
}
|
||||
|
||||
let value;
|
||||
match ELF32_R_TYPE(rela.r_info) {
|
||||
R_OR1K_NONE =>
|
||||
return Ok(()),
|
||||
|
||||
R_OR1K_RELATIVE =>
|
||||
value = self.image_off + rela.r_addend as Elf32_Word,
|
||||
|
||||
R_OR1K_32 | R_OR1K_GLOB_DAT | R_OR1K_JMP_SLOT => {
|
||||
let sym = sym.ok_or("relocation requires an associated symbol")?;
|
||||
let sym_name = self.name_starting_at(sym.st_name as usize)?;
|
||||
|
||||
// First, try to resolve against itself.
|
||||
match self.lookup(sym_name) {
|
||||
Some(addr) => value = addr,
|
||||
None => {
|
||||
// Second, call the user-provided function.
|
||||
match resolve(sym_name) {
|
||||
Some(addr) => value = addr,
|
||||
None => {
|
||||
// We couldn't find it anywhere.
|
||||
return Err(Error::Lookup(sym_name))
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
_ => return Err("unsupported relocation type")?
|
||||
}
|
||||
|
||||
self.update_rela(rela, value)
|
||||
}
|
||||
|
||||
pub fn load(data: &[u8], image: &'a mut [u8], resolve: &Fn(&[u8]) -> Option<Elf32_Word>)
|
||||
-> Result<Library<'a>, Error<'a>> {
|
||||
let ehdr = read_unaligned::<Elf32_Ehdr>(data, 0)
|
||||
.map_err(|()| "cannot read ELF header")?;
|
||||
|
||||
const IDENT: [u8; EI_NIDENT] = [
|
||||
ELFMAG0, ELFMAG1, ELFMAG2, ELFMAG3,
|
||||
ELFCLASS32, ELFDATA2MSB, EV_CURRENT, ELFOSABI_NONE,
|
||||
/* ABI version */ 0, /* padding */ 0, 0, 0, 0, 0, 0, 0
|
||||
];
|
||||
|
||||
#[cfg(target_arch = "or1k")]
|
||||
const ARCH: u16 = EM_OPENRISC;
|
||||
#[cfg(not(target_arch = "or1k"))]
|
||||
const ARCH: u16 = EM_NONE;
|
||||
|
||||
if ehdr.e_ident != IDENT || ehdr.e_type != ET_DYN || ehdr.e_machine != ARCH {
|
||||
return Err("not a shared library for current architecture")?
|
||||
}
|
||||
|
||||
let mut dyn_off = None;
|
||||
for i in 0..ehdr.e_phnum {
|
||||
let phdr_off = ehdr.e_phoff as usize + mem::size_of::<Elf32_Phdr>() * i as usize;
|
||||
let phdr = read_unaligned::<Elf32_Phdr>(data, phdr_off)
|
||||
.map_err(|()| "cannot read program header")?;
|
||||
|
||||
match phdr.p_type {
|
||||
PT_LOAD => {
|
||||
if (phdr.p_vaddr + phdr.p_filesz) as usize > image.len() ||
|
||||
(phdr.p_offset + phdr.p_filesz) as usize > data.len() {
|
||||
return Err("program header requests an out of bounds load")?
|
||||
}
|
||||
let dst = image.get_mut(phdr.p_vaddr as usize..
|
||||
(phdr.p_vaddr + phdr.p_filesz) as usize)
|
||||
.ok_or("cannot write to program header destination")?;
|
||||
let src = data.get(phdr.p_offset as usize..
|
||||
(phdr.p_offset + phdr.p_filesz) as usize)
|
||||
.ok_or("cannot read from program header source")?;
|
||||
dst.copy_from_slice(src);
|
||||
}
|
||||
|
||||
PT_DYNAMIC =>
|
||||
dyn_off = Some(phdr.p_vaddr),
|
||||
|
||||
_ => ()
|
||||
}
|
||||
}
|
||||
|
||||
let (mut strtab_off, mut strtab_sz) = (0, 0);
|
||||
let (mut symtab_off, mut symtab_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 sym_ent = 0;
|
||||
let mut rela_ent = 0;
|
||||
let mut nbucket = 0;
|
||||
let mut nchain = 0;
|
||||
|
||||
let dyn_off = dyn_off.ok_or("cannot find a dynamic header")?;
|
||||
for i in 0.. {
|
||||
let dyn_off = dyn_off as usize + i * mem::size_of::<Elf32_Dyn>();
|
||||
let dyn = get_ref::<Elf32_Dyn>(image, dyn_off)
|
||||
.map_err(|()| "cannot read dynamic header")?;
|
||||
|
||||
let val = unsafe { dyn.d_un.d_val } as usize;
|
||||
match dyn.d_tag {
|
||||
DT_NULL => break,
|
||||
DT_REL => return Err("relocations with implicit addend are not supported")?,
|
||||
DT_STRTAB => strtab_off = val,
|
||||
DT_STRSZ => strtab_sz = val,
|
||||
DT_SYMTAB => symtab_off = val,
|
||||
DT_SYMENT => sym_ent = val,
|
||||
DT_RELA => rela_off = val,
|
||||
DT_RELASZ => rela_sz = val / mem::size_of::<Elf32_Rela>(),
|
||||
DT_RELAENT => rela_ent = val,
|
||||
DT_JMPREL => pltrel_off = val,
|
||||
DT_PLTRELSZ => pltrel_sz = val / mem::size_of::<Elf32_Rela>(),
|
||||
DT_HASH => {
|
||||
nbucket = *get_ref::<Elf32_Word>(image, val + 0)
|
||||
.map_err(|()| "cannot read hash bucket count")? as usize;
|
||||
nchain = *get_ref::<Elf32_Word>(image, val + 4)
|
||||
.map_err(|()| "cannot read hash chain count")? as usize;
|
||||
hash_off = val + 8;
|
||||
hash_sz = nbucket + nchain;
|
||||
}
|
||||
_ => ()
|
||||
}
|
||||
}
|
||||
|
||||
if sym_ent != mem::size_of::<Elf32_Sym>() {
|
||||
return Err("incorrect symbol entry size")?
|
||||
}
|
||||
if rela_ent != mem::size_of::<Elf32_Rela>() {
|
||||
return Err("incorrect relocation entry size")?
|
||||
}
|
||||
|
||||
// These are the same--there are as many chains as buckets, and the chains only contain
|
||||
// the symbols that overflowed the bucket.
|
||||
symtab_sz = nchain;
|
||||
|
||||
// Drop the mutability. See also the comment below.
|
||||
let image = &*image;
|
||||
|
||||
let strtab = get_ref_slice::<u8>(image, strtab_off, strtab_sz)
|
||||
.map_err(|()| "cannot read string table")?;
|
||||
let symtab = get_ref_slice::<Elf32_Sym>(image, symtab_off, symtab_sz)
|
||||
.map_err(|()| "cannot read symbol table")?;
|
||||
let rela = get_ref_slice::<Elf32_Rela>(image, rela_off, rela_sz)
|
||||
.map_err(|()| "cannot read rela entries")?;
|
||||
let pltrel = get_ref_slice::<Elf32_Rela>(image, pltrel_off, pltrel_sz)
|
||||
.map_err(|()| "cannot read pltrel entries")?;
|
||||
let hash = get_ref_slice::<Elf32_Word>(image, hash_off, hash_sz)
|
||||
.map_err(|()| "cannot read hash entries")?;
|
||||
|
||||
let library = Library {
|
||||
image_off: image.as_ptr() as Elf32_Word,
|
||||
image_sz: image.len(),
|
||||
strtab: strtab,
|
||||
symtab: symtab,
|
||||
pltrel: pltrel,
|
||||
hash_bucket: &hash[..nbucket],
|
||||
hash_chain: &hash[nbucket..nbucket + nchain],
|
||||
};
|
||||
|
||||
// If a borrow exists anywhere, the borrowed memory cannot be mutated except
|
||||
// through that pointer or it's UB. However, we need to retain pointers
|
||||
// to the symbol tables and relocations, and at the same time mutate the code
|
||||
// to resolve the relocations.
|
||||
//
|
||||
// To avoid invoking UB, we drop the only pointer to the entire area (which is
|
||||
// unique since it's a &mut); we retain pointers to the various tables, but
|
||||
// we never write to the memory they refer to, so it's safe.
|
||||
mem::drop(image);
|
||||
|
||||
for r in rela { library.resolve_rela(r, resolve)? }
|
||||
for r in pltrel { library.resolve_rela(r, resolve)? }
|
||||
|
||||
Ok(library)
|
||||
}
|
||||
}
|
||||
15
artiq/firmware/libproto/Cargo.toml
Normal file
15
artiq/firmware/libproto/Cargo.toml
Normal file
@ -0,0 +1,15 @@
|
||||
[package]
|
||||
authors = ["M-Labs"]
|
||||
name = "proto"
|
||||
version = "0.0.0"
|
||||
|
||||
[lib]
|
||||
name = "proto"
|
||||
path = "lib.rs"
|
||||
|
||||
[dependencies]
|
||||
byteorder = { version = "1.0", default-features = false }
|
||||
cslice = { version = "0.3" }
|
||||
log = { version = "0.3", default-features = false, optional = true }
|
||||
std_artiq = { path = "../libstd_artiq", features = ["alloc"] }
|
||||
dyld = { path = "../libdyld" }
|
||||
@ -1,5 +1,5 @@
|
||||
use std::io::{self, Write};
|
||||
use proto::*;
|
||||
use io::*;
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct Header {
|
||||
@ -1,5 +1,3 @@
|
||||
#![allow(dead_code)]
|
||||
|
||||
use std::io::{self, Read, Write};
|
||||
use std::vec::Vec;
|
||||
use std::string::String;
|
||||
@ -55,7 +53,8 @@ pub fn write_u64(writer: &mut Write, value: u64) -> io::Result<()> {
|
||||
|
||||
pub fn read_bytes(reader: &mut Read) -> io::Result<Vec<u8>> {
|
||||
let length = read_u32(reader)?;
|
||||
let mut value = vec![0; length as usize];
|
||||
let mut value = Vec::new();
|
||||
value.resize(length as usize, 0);
|
||||
reader.read_exact(&mut value)?;
|
||||
Ok(value)
|
||||
}
|
||||
@ -1,6 +1,5 @@
|
||||
#![allow(dead_code)]
|
||||
|
||||
use core::fmt;
|
||||
use dyld;
|
||||
|
||||
pub const KERNELCPU_EXEC_ADDRESS: usize = 0x40800000;
|
||||
pub const KERNELCPU_PAYLOAD_ADDRESS: usize = 0x40840000;
|
||||
@ -22,22 +21,31 @@ pub struct Exception<'a> {
|
||||
#[derive(Debug)]
|
||||
pub enum Message<'a> {
|
||||
LoadRequest(&'a [u8]),
|
||||
LoadReply(Result<(), &'a str>),
|
||||
LoadReply(Result<(), dyld::Error<'a>>),
|
||||
|
||||
NowInitRequest,
|
||||
NowInitReply(u64),
|
||||
NowSave(u64),
|
||||
|
||||
RTIOInitRequest,
|
||||
RtioInitRequest,
|
||||
|
||||
DRTIOChannelStateRequest { channel: u32 },
|
||||
DRTIOChannelStateReply { fifo_space: u16, last_timestamp: u64 },
|
||||
DRTIOResetChannelStateRequest { channel: u32 },
|
||||
DRTIOGetFIFOSpaceRequest { channel: u32 },
|
||||
DRTIOPacketCountRequest,
|
||||
DRTIOPacketCountReply { tx_cnt: u32, rx_cnt: u32 },
|
||||
DRTIOFIFOSpaceReqCountRequest,
|
||||
DRTIOFIFOSpaceReqCountReply { cnt: u32 },
|
||||
DmaRecordStart,
|
||||
DmaRecordAppend {
|
||||
timestamp: u64,
|
||||
channel: u32,
|
||||
address: u32,
|
||||
data: &'a [u32]
|
||||
},
|
||||
DmaRecordStop(&'a str),
|
||||
|
||||
DrtioChannelStateRequest { channel: u32 },
|
||||
DrtioChannelStateReply { fifo_space: u16, last_timestamp: u64 },
|
||||
DrtioResetChannelStateRequest { channel: u32 },
|
||||
DrtioGetFifoSpaceRequest { channel: u32 },
|
||||
DrtioPacketCountRequest,
|
||||
DrtioPacketCountReply { tx_cnt: u32, rx_cnt: u32 },
|
||||
DrtioFifoSpaceReqCountRequest,
|
||||
DrtioFifoSpaceReqCountReply { cnt: u32 },
|
||||
|
||||
RunFinished,
|
||||
RunException {
|
||||
@ -64,12 +72,12 @@ pub enum Message<'a> {
|
||||
CachePutRequest { key: &'a str, value: &'a [i32] },
|
||||
CachePutReply { succeeded: bool },
|
||||
|
||||
I2CStartRequest { busno: u8 },
|
||||
I2CStopRequest { busno: u8 },
|
||||
I2CWriteRequest { busno: u8, data: u8 },
|
||||
I2CWriteReply { ack: bool },
|
||||
I2CReadRequest { busno: u8, ack: bool },
|
||||
I2CReadReply { data: u8 },
|
||||
I2cStartRequest { busno: u8 },
|
||||
I2cStopRequest { busno: u8 },
|
||||
I2cWriteRequest { busno: u8, data: u8 },
|
||||
I2cWriteReply { ack: bool },
|
||||
I2cReadRequest { busno: u8, ack: bool },
|
||||
I2cReadReply { data: u8 },
|
||||
|
||||
Log(fmt::Arguments<'a>),
|
||||
LogSlice(&'a str)
|
||||
21
artiq/firmware/libproto/lib.rs
Normal file
21
artiq/firmware/libproto/lib.rs
Normal file
@ -0,0 +1,21 @@
|
||||
#![no_std]
|
||||
|
||||
extern crate byteorder;
|
||||
extern crate cslice;
|
||||
#[cfg(feature = "log")]
|
||||
#[macro_use]
|
||||
extern crate log;
|
||||
|
||||
extern crate dyld;
|
||||
extern crate std_artiq as std;
|
||||
|
||||
pub mod io;
|
||||
|
||||
// Internal protocols.
|
||||
pub mod kernel_proto;
|
||||
|
||||
// External protocols.
|
||||
pub mod analyzer_proto;
|
||||
pub mod moninj_proto;
|
||||
pub mod session_proto;
|
||||
pub mod rpc_proto;
|
||||
@ -1,5 +1,5 @@
|
||||
use std::io::{self, Read, Write};
|
||||
use proto::*;
|
||||
use io::*;
|
||||
|
||||
#[derive(Debug)]
|
||||
pub enum HostMessage {
|
||||
@ -1,9 +1,7 @@
|
||||
#![allow(dead_code)]
|
||||
|
||||
use core::str;
|
||||
use std::io::{self, Read, Write};
|
||||
use std::str;
|
||||
use cslice::{CSlice, CMutSlice};
|
||||
use proto::*;
|
||||
use io::*;
|
||||
use self::tag::{Tag, TagIterator, split_tag};
|
||||
|
||||
unsafe fn recv_value(reader: &mut Read, tag: Tag, data: &mut *mut (),
|
||||
@ -76,7 +74,7 @@ unsafe fn recv_value(reader: &mut Read, tag: Tag, data: &mut *mut (),
|
||||
pub fn recv_return(reader: &mut Read, tag_bytes: &[u8], data: *mut (),
|
||||
alloc: &Fn(usize) -> io::Result<*mut ()>) -> io::Result<()> {
|
||||
let mut it = TagIterator::new(tag_bytes);
|
||||
#[cfg(not(ksupport))]
|
||||
#[cfg(feature = "log")]
|
||||
trace!("recv ...->{}", it);
|
||||
|
||||
let tag = it.next().expect("truncated tag");
|
||||
@ -162,7 +160,7 @@ pub fn send_args(writer: &mut Write, service: u32, tag_bytes: &[u8],
|
||||
let (arg_tags_bytes, return_tag_bytes) = split_tag(tag_bytes);
|
||||
|
||||
let mut args_it = TagIterator::new(arg_tags_bytes);
|
||||
#[cfg(not(ksupport))]
|
||||
#[cfg(feature = "log")]
|
||||
{
|
||||
let return_it = TagIterator::new(return_tag_bytes);
|
||||
trace!("send<{}>({})->{}", service, args_it, return_it);
|
||||
@ -1,6 +1,7 @@
|
||||
use std::prelude::v1::*;
|
||||
use std::io::{self, Read, Write};
|
||||
use proto::*;
|
||||
use std::vec::Vec;
|
||||
use std::string::String;
|
||||
use io::*;
|
||||
|
||||
fn read_sync(reader: &mut Read) -> io::Result<()> {
|
||||
let mut sync = [0; 4];
|
||||
@ -13,15 +13,17 @@ path = "lib.rs"
|
||||
build_artiq = { path = "../libbuild_artiq" }
|
||||
|
||||
[dependencies]
|
||||
byteorder = { version = "1.0", default-features = false }
|
||||
cslice = { version = "0.3" }
|
||||
log = { version = "0.3", default-features = false, features = ["max_level_debug"] }
|
||||
fringe = { version = "= 1.1.0", default-features = false, features = ["alloc"] }
|
||||
alloc_artiq = { path = "../liballoc_artiq" }
|
||||
std_artiq = { path = "../libstd_artiq", features = ["alloc"] }
|
||||
logger_artiq = { path = "../liblogger_artiq" }
|
||||
cslice = { version = "0.3" }
|
||||
log = { version = "0.3", default-features = false, features = ["max_level_debug"] }
|
||||
board = { path = "../libboard", features = ["uart_console"] }
|
||||
proto = { path = "../libproto", features = ["log"] }
|
||||
amp = { path = "../libamp" }
|
||||
drtioaux = { path = "../libdrtioaux" }
|
||||
fringe = { version = "= 1.1.0", default-features = false, features = ["alloc"] }
|
||||
byteorder = { version = "1.0", default-features = false }
|
||||
|
||||
[dependencies.compiler_builtins]
|
||||
git = "https://github.com/rust-lang-nursery/compiler-builtins"
|
||||
|
||||
@ -2,23 +2,28 @@
|
||||
#![feature(compiler_builtins_lib, repr_simd, const_fn)]
|
||||
|
||||
extern crate compiler_builtins;
|
||||
extern crate alloc_artiq;
|
||||
#[macro_use]
|
||||
extern crate std_artiq as std;
|
||||
extern crate cslice;
|
||||
#[macro_use]
|
||||
extern crate log;
|
||||
extern crate logger_artiq;
|
||||
extern crate byteorder;
|
||||
extern crate fringe;
|
||||
extern crate smoltcp;
|
||||
|
||||
extern crate alloc_artiq;
|
||||
#[macro_use]
|
||||
extern crate std_artiq as std;
|
||||
extern crate logger_artiq;
|
||||
#[macro_use]
|
||||
extern crate board;
|
||||
extern crate proto;
|
||||
extern crate amp;
|
||||
#[cfg(has_drtio)]
|
||||
extern crate drtioaux;
|
||||
|
||||
use std::boxed::Box;
|
||||
use smoltcp::wire::{EthernetAddress, IpAddress};
|
||||
use proto::{analyzer_proto, moninj_proto, rpc_proto, session_proto, kernel_proto};
|
||||
use amp::{mailbox, rpc_queue};
|
||||
|
||||
macro_rules! borrow_mut {
|
||||
($x:expr) => ({
|
||||
@ -32,21 +37,11 @@ macro_rules! borrow_mut {
|
||||
mod config;
|
||||
mod ethmac;
|
||||
mod rtio_mgt;
|
||||
mod mailbox;
|
||||
mod rpc_queue;
|
||||
|
||||
mod urc;
|
||||
mod sched;
|
||||
mod cache;
|
||||
|
||||
mod proto;
|
||||
mod kernel_proto;
|
||||
mod session_proto;
|
||||
#[cfg(any(has_rtio_moninj, has_drtio))]
|
||||
mod moninj_proto;
|
||||
#[cfg(has_rtio_analyzer)]
|
||||
mod analyzer_proto;
|
||||
mod rpc_proto;
|
||||
mod rtio_dma;
|
||||
|
||||
mod kernel;
|
||||
mod session;
|
||||
|
||||
58
artiq/firmware/runtime/rtio_dma.rs
Normal file
58
artiq/firmware/runtime/rtio_dma.rs
Normal file
@ -0,0 +1,58 @@
|
||||
use std::vec::Vec;
|
||||
use std::string::String;
|
||||
use std::btree_map::BTreeMap;
|
||||
use std::mem;
|
||||
use proto::io;
|
||||
|
||||
#[derive(Debug)]
|
||||
struct Entry {
|
||||
data: Vec<u8>
|
||||
}
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct Manager {
|
||||
entries: BTreeMap<String, Entry>,
|
||||
recording: Vec<u8>
|
||||
}
|
||||
|
||||
impl Manager {
|
||||
pub fn new() -> Manager {
|
||||
Manager {
|
||||
entries: BTreeMap::new(),
|
||||
recording: Vec::new()
|
||||
}
|
||||
}
|
||||
|
||||
pub fn record_start(&mut self) {
|
||||
self.recording.clear();
|
||||
}
|
||||
|
||||
pub fn record_append(&mut self, timestamp: u64, channel: u32,
|
||||
address: u32, data: &[u32]) {
|
||||
// See gateware/rtio/dma.py.
|
||||
let length = /*length*/1 + /*channel*/3 + /*timestamp*/8 + /*address*/2 +
|
||||
/*data*/data.len() * 4;
|
||||
let writer = &mut self.recording;
|
||||
io::write_u8(writer, length as u8).unwrap();
|
||||
io::write_u8(writer, (channel >> 24) as u8).unwrap();
|
||||
io::write_u8(writer, (channel >> 16) as u8).unwrap();
|
||||
io::write_u8(writer, (channel >> 8) as u8).unwrap();
|
||||
io::write_u64(writer, timestamp).unwrap();
|
||||
io::write_u16(writer, address as u16).unwrap();
|
||||
for &word in data {
|
||||
io::write_u32(writer, word).unwrap();
|
||||
}
|
||||
}
|
||||
|
||||
pub fn record_stop(&mut self, name: &str) {
|
||||
let mut recorded = Vec::new();
|
||||
mem::swap(&mut self.recording, &mut recorded);
|
||||
recorded.shrink_to_fit();
|
||||
|
||||
info!("recorded DMA data: {:?}", recorded);
|
||||
|
||||
self.entries.insert(String::from(name), Entry {
|
||||
data: recorded
|
||||
});
|
||||
}
|
||||
}
|
||||
@ -6,6 +6,7 @@ use std::error::Error;
|
||||
use {config, rtio_mgt, mailbox, rpc_queue, kernel};
|
||||
use logger_artiq::BufferLogger;
|
||||
use cache::Cache;
|
||||
use rtio_dma::Manager as DmaManager;
|
||||
use urc::Urc;
|
||||
use sched::{ThreadHandle, Io};
|
||||
use sched::{TcpListener, TcpStream};
|
||||
@ -34,6 +35,7 @@ fn io_error(msg: &str) -> io::Error {
|
||||
struct Congress {
|
||||
now: u64,
|
||||
cache: Cache,
|
||||
dma_manager: DmaManager,
|
||||
finished_cleanly: Cell<bool>
|
||||
}
|
||||
|
||||
@ -42,6 +44,7 @@ impl Congress {
|
||||
Congress {
|
||||
now: 0,
|
||||
cache: Cache::new(),
|
||||
dma_manager: DmaManager::new(),
|
||||
finished_cleanly: Cell::new(true)
|
||||
}
|
||||
}
|
||||
@ -179,7 +182,7 @@ unsafe fn kern_load(io: &Io, session: &mut Session, library: &[u8]) -> io::Resul
|
||||
session.kernel_state = KernelState::Loaded;
|
||||
Ok(())
|
||||
}
|
||||
&kern::LoadReply(Err(error)) => {
|
||||
&kern::LoadReply(Err(ref error)) => {
|
||||
kernel::stop();
|
||||
Err(io::Error::new(io::ErrorKind::Other,
|
||||
format!("cannot load kernel: {}", error)))
|
||||
@ -347,8 +350,7 @@ fn process_host_message(io: &Io,
|
||||
}
|
||||
}
|
||||
|
||||
fn process_kern_message(io: &Io,
|
||||
mut stream: Option<&mut TcpStream>,
|
||||
fn process_kern_message(io: &Io, mut stream: Option<&mut TcpStream>,
|
||||
session: &mut Session) -> io::Result<bool> {
|
||||
kern_recv_notrace(io, |request| {
|
||||
match (request, session.kernel_state) {
|
||||
@ -388,32 +390,45 @@ fn process_kern_message(io: &Io,
|
||||
kern_acknowledge()
|
||||
}
|
||||
|
||||
&kern::RTIOInitRequest => {
|
||||
&kern::RtioInitRequest => {
|
||||
info!("resetting RTIO");
|
||||
rtio_mgt::init_core();
|
||||
kern_acknowledge()
|
||||
}
|
||||
|
||||
&kern::DRTIOChannelStateRequest { channel } => {
|
||||
&kern::DmaRecordStart => {
|
||||
session.congress.dma_manager.record_start();
|
||||
kern_acknowledge()
|
||||
}
|
||||
&kern::DmaRecordAppend { timestamp, channel, address, data } => {
|
||||
session.congress.dma_manager.record_append(timestamp, channel, address, data);
|
||||
kern_acknowledge()
|
||||
}
|
||||
&kern::DmaRecordStop(name) => {
|
||||
session.congress.dma_manager.record_stop(name);
|
||||
kern_acknowledge()
|
||||
}
|
||||
|
||||
&kern::DrtioChannelStateRequest { channel } => {
|
||||
let (fifo_space, last_timestamp) = rtio_mgt::drtio_dbg::get_channel_state(channel);
|
||||
kern_send(io, &kern::DRTIOChannelStateReply { fifo_space: fifo_space,
|
||||
kern_send(io, &kern::DrtioChannelStateReply { fifo_space: fifo_space,
|
||||
last_timestamp: last_timestamp })
|
||||
}
|
||||
&kern::DRTIOResetChannelStateRequest { channel } => {
|
||||
&kern::DrtioResetChannelStateRequest { channel } => {
|
||||
rtio_mgt::drtio_dbg::reset_channel_state(channel);
|
||||
kern_acknowledge()
|
||||
}
|
||||
&kern::DRTIOGetFIFOSpaceRequest { channel } => {
|
||||
&kern::DrtioGetFifoSpaceRequest { channel } => {
|
||||
rtio_mgt::drtio_dbg::get_fifo_space(channel);
|
||||
kern_acknowledge()
|
||||
}
|
||||
&kern::DRTIOPacketCountRequest => {
|
||||
&kern::DrtioPacketCountRequest => {
|
||||
let (tx_cnt, rx_cnt) = rtio_mgt::drtio_dbg::get_packet_counts();
|
||||
kern_send(io, &kern::DRTIOPacketCountReply { tx_cnt: tx_cnt, rx_cnt: rx_cnt })
|
||||
kern_send(io, &kern::DrtioPacketCountReply { tx_cnt: tx_cnt, rx_cnt: rx_cnt })
|
||||
}
|
||||
&kern::DRTIOFIFOSpaceReqCountRequest => {
|
||||
&kern::DrtioFifoSpaceReqCountRequest => {
|
||||
let cnt = rtio_mgt::drtio_dbg::get_fifo_space_req_count();
|
||||
kern_send(io, &kern::DRTIOFIFOSpaceReqCountReply { cnt: cnt })
|
||||
kern_send(io, &kern::DrtioFifoSpaceReqCountReply { cnt: cnt })
|
||||
}
|
||||
|
||||
&kern::WatchdogSetRequest { ms } => {
|
||||
@ -454,41 +469,41 @@ fn process_kern_message(io: &Io,
|
||||
}
|
||||
|
||||
#[cfg(has_i2c)]
|
||||
&kern::I2CStartRequest { busno } => {
|
||||
&kern::I2cStartRequest { busno } => {
|
||||
board::i2c::start(busno);
|
||||
kern_acknowledge()
|
||||
}
|
||||
#[cfg(has_i2c)]
|
||||
&kern::I2CStopRequest { busno } => {
|
||||
&kern::I2cStopRequest { busno } => {
|
||||
board::i2c::stop(busno);
|
||||
kern_acknowledge()
|
||||
}
|
||||
#[cfg(has_i2c)]
|
||||
&kern::I2CWriteRequest { busno, data } => {
|
||||
&kern::I2cWriteRequest { busno, data } => {
|
||||
let ack = board::i2c::write(busno, data);
|
||||
kern_send(io, &kern::I2CWriteReply { ack: ack })
|
||||
kern_send(io, &kern::I2cWriteReply { ack: ack })
|
||||
}
|
||||
#[cfg(has_i2c)]
|
||||
&kern::I2CReadRequest { busno, ack } => {
|
||||
&kern::I2cReadRequest { busno, ack } => {
|
||||
let data = board::i2c::read(busno, ack);
|
||||
kern_send(io, &kern::I2CReadReply { data: data })
|
||||
kern_send(io, &kern::I2cReadReply { data: data })
|
||||
}
|
||||
|
||||
#[cfg(not(has_i2c))]
|
||||
&kern::I2CStartRequest { .. } => {
|
||||
&kern::I2cStartRequest { .. } => {
|
||||
kern_acknowledge()
|
||||
}
|
||||
#[cfg(not(has_i2c))]
|
||||
&kern::I2CStopRequest { .. } => {
|
||||
&kern::I2cStopRequest { .. } => {
|
||||
kern_acknowledge()
|
||||
}
|
||||
#[cfg(not(has_i2c))]
|
||||
&kern::I2CWriteRequest { .. } => {
|
||||
kern_send(io, &kern::I2CWriteReply { ack: false })
|
||||
&kern::I2cWriteRequest { .. } => {
|
||||
kern_send(io, &kern::I2cWriteReply { ack: false })
|
||||
}
|
||||
#[cfg(not(has_i2c))]
|
||||
&kern::I2CReadRequest { .. } => {
|
||||
kern_send(io, &kern::I2CReadReply { data: 0xff })
|
||||
&kern::I2cReadRequest { .. } => {
|
||||
kern_send(io, &kern::I2cReadReply { data: 0xff })
|
||||
}
|
||||
|
||||
&kern::RunFinished => {
|
||||
|
||||
@ -1,26 +1,15 @@
|
||||
include ../include/generated/variables.mak
|
||||
include $(MISOC_DIRECTORY)/software/common.mak
|
||||
|
||||
PYTHON ?= python3
|
||||
LDFLAGS += -L../libbase
|
||||
|
||||
RUSTOUT := cargo/or1k-unknown-none/debug
|
||||
|
||||
LDFLAGS += --gc-sections \
|
||||
-L../libbase
|
||||
|
||||
RUSTFLAGS = \
|
||||
-C target-feature=+mul,+div,+ffl1,+cmov,+addc \
|
||||
-C opt-level=s \
|
||||
-C panic=abort
|
||||
export RUSTFLAGS
|
||||
RUSTFLAGS += -Cpanic=abort
|
||||
|
||||
all: satman.bin satman.fbi
|
||||
|
||||
.PHONY: $(RUSTOUT)/libsatman.a
|
||||
$(RUSTOUT)/libsatman.a:
|
||||
CARGO_TARGET_DIR=$(realpath .)/cargo \
|
||||
cargo build --target=or1k-unknown-none \
|
||||
--manifest-path $(realpath $(SATMAN_DIRECTORY))/Cargo.toml
|
||||
$(cargo) --manifest-path $(SATMAN_DIRECTORY)/Cargo.toml
|
||||
|
||||
satman.elf: $(RUSTOUT)/libsatman.a
|
||||
$(LD) $(LDFLAGS) -T $(SATMAN_DIRECTORY)/satman.ld -o $@ $^
|
||||
@ -34,7 +23,7 @@ satman.elf: $(RUSTOUT)/libsatman.a
|
||||
@echo " MSCIMG " $@ && $(PYTHON) -m misoc.tools.mkmscimg -f -o $@ $<
|
||||
|
||||
clean:
|
||||
$(RM) satman.elf satman.bin satman.fbi .*~ *~
|
||||
$(RM) satman.elf satman.bin satman.fbi
|
||||
$(RM) -rf cargo
|
||||
|
||||
.PHONY: all clean
|
||||
|
||||
@ -4,7 +4,7 @@
|
||||
from artiq.language.core import *
|
||||
from artiq.language.types import *
|
||||
|
||||
# CHECK: call void @send_async_rpc
|
||||
# CHECK: call void @rpc_send_async
|
||||
|
||||
@rpc(flags={"async"})
|
||||
def foo():
|
||||
|
||||
22
artiq/test/lit/embedding/invariant_nested.py
Normal file
22
artiq/test/lit/embedding/invariant_nested.py
Normal file
@ -0,0 +1,22 @@
|
||||
# RUN: %python -m artiq.compiler.testbench.embedding %s
|
||||
|
||||
from artiq.language.core import *
|
||||
from artiq.language.types import *
|
||||
|
||||
|
||||
class ClassA:
|
||||
def __init__(self):
|
||||
self.foo = False
|
||||
|
||||
|
||||
class ClassB:
|
||||
kernel_invariants = {"bar"}
|
||||
|
||||
def __init__(self):
|
||||
self.bar = ClassA()
|
||||
|
||||
obj = ClassB()
|
||||
|
||||
@kernel
|
||||
def entrypoint():
|
||||
obj.bar.foo = True
|
||||
@ -21,6 +21,12 @@ These drivers are for the core device and the peripherals closely integrated int
|
||||
.. automodule:: artiq.coredevice.dds
|
||||
:members:
|
||||
|
||||
:mod:`artiq.coredevice.dma` module
|
||||
----------------------------------
|
||||
|
||||
.. automodule:: artiq.coredevice.dma
|
||||
:members:
|
||||
|
||||
:mod:`artiq.coredevice.spi` module
|
||||
----------------------------------
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user