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[Zion] Add a thread sleep call.

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For now this can only sleep in increments of the scheduler quantum
(currently 50ms). It also uses a somewhat ineffecient way of tracking
the sleeping threads - it will scale linearly with the number of
sleeping threads.
This commit is contained in:
Drew Galbraith 2023-12-07 00:19:17 -08:00
parent 66e94ac41b
commit 8adde27d9b
9 changed files with 48 additions and 5 deletions
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1
zion/syscall/syscall.cpp
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@ -59,6 +59,7 @@ extern "C" z_err_t SyscallHandler(uint64_t call_id, void* req) {
CASE(ThreadStart);
CASE(ThreadExit);
CASE(ThreadWait);
CASE(ThreadSleep);
// syscall/address_space.h
CASE(AddressSpaceMap);
CASE(AddressSpaceUnmap);

5
zion/syscall/thread.cpp
View file

@ -53,3 +53,8 @@ glcr::ErrorCode ThreadWait(ZThreadWaitReq* req) {
thread->Wait();
return glcr::OK;
}
glcr::ErrorCode ThreadSleep(ZThreadSleepReq* req) {
gScheduler->Sleep(req->millis);
return glcr::OK;
}

1
zion/syscall/thread.h
View file

@ -8,3 +8,4 @@ glcr::ErrorCode ThreadCreate(ZThreadCreateReq* req);
glcr::ErrorCode ThreadStart(ZThreadStartReq* req);
glcr::ErrorCode ThreadExit(ZThreadExitReq*);
glcr::ErrorCode ThreadWait(ZThreadWaitReq* req);
glcr::ErrorCode ThreadSleep(ZThreadSleepReq* req);