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xous: misc fixes + add network support #119408

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Merged
merged 14 commits into from
Jan 22, 2024
Merged

xous: misc fixes + add network support #119408

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dee1c26
xous: ffi: fix lend_impl() return values
xobs Dec 7, 2023
944dc21
xous: ffi: correct size of freed memory
xobs Dec 24, 2023
118e8f7
xous: std: thread_parking: fix deadlocks
bunnie Dec 22, 2023
626926f
std: xous: rework condvar to fix soundness issues
xobs Dec 24, 2023
f732d2b
std: xous: pass entire memory range to flag updater
xobs Dec 29, 2023
b5c1c47
std: xous: use blocking_scalars for mutex unlock
xobs Dec 29, 2023
eabd445
std: xous: rewrite rwlock to be more robust
xobs Dec 24, 2023
762e58a
std: once: use queue implementation on Xous
xobs Dec 24, 2023
007bf7a
std: xous: fix thread_local_key under tests
xobs Dec 24, 2023
ef4f722
std: xous: share allocator symbol in tests
xobs Dec 29, 2023
aa8acc2
xous: net: initial commit of network support
xobs Nov 7, 2023
aa73860
std: xous: mark stdio structs as `repr(C)`
xobs Dec 29, 2023
99b0659
std: xous: use constants for stdout and stderr
xobs Dec 29, 2023
50e4fed
xous: thread: mark thread_main() as divergent
xobs Dec 29, 2023
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xous: ffi: correct size of freed memory 
The amount of memory allocated was multiplied by sizeof::<T>(), so the
amount of memory to be freed should also be multiplied by sizeof::<T>().

Signed-off-by: Sean Cross <[email protected]>
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@xobs
xobs committed Jan 13, 2024
commit 944dc212685a4f17db144d14459ee4bc3ffd3423
2 changes: 1 addition & 1 deletion library/std/src/os/xous/ffi.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -407,7 +407,7 @@ pub(crate) unsafe fn map_memory<T>(
pub(crate) unsafe fn unmap_memory<T>(range: *mut [T]) -> Result<(), Error> {
let mut a0 = Syscall::UnmapMemory as usize;
let mut a1 = range.as_mut_ptr() as usize;
let a2 = range.len();
let a2 = range.len() * core::mem::size_of::<T>();
let a3 = 0;
let a4 = 0;
let a5 = 0;
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