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[zion] POC for defining syscalls using macros

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Drew Galbraith 2023-06-20 13:43:12 -07:00
parent 4fef54084f
commit 5fc7296b20
5 changed files with 36 additions and 32 deletions
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11
zion/syscall/syscall.cpp
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@ -89,7 +89,7 @@ z_err_t ProcessSpawn(ZProcessSpawnReq* req, ZProcessSpawnResp* resp) {
return Z_OK;
}
z_err_t ThreadCreate(ZThreadCreateReq* req, ZThreadCreateResp* resp) {
z_err_t ThreadCreate(ZThreadCreateReq* req) {
auto& curr_proc = gScheduler->CurrentProcess();
auto cap = curr_proc.GetCapability(req->proc_cap);
RET_ERR(ValidateCap(cap, ZC_PROC_SPAWN_THREAD));
@ -97,8 +97,7 @@ z_err_t ThreadCreate(ZThreadCreateReq* req, ZThreadCreateResp* resp) {
auto parent_proc = cap->obj<Process>();
RET_IF_NULL(parent_proc);
auto thread = parent_proc->CreateThread();
resp->thread_cap = curr_proc.AddNewCapability(thread, ZC_WRITE);
*req->thread_cap = curr_proc.AddNewCapability(thread, ZC_WRITE);
return Z_OK;
}
@ -267,7 +266,8 @@ extern "C" z_err_t SyscallHandler(uint64_t call_id, void* req, void* resp) {
switch (call_id) {
case Z_PROCESS_EXIT:
// FIXME: kill process here.
dbgln("Exit code: %x", req);
dbgln("Exiting: %m", req);
dbgln("Exit code: %x", reinterpret_cast<ZProcessExitReq*>(req)->code);
thread->Exit();
panic("Returned from thread exit");
break;
@ -275,8 +275,7 @@ extern "C" z_err_t SyscallHandler(uint64_t call_id, void* req, void* resp) {
return ProcessSpawn(reinterpret_cast<ZProcessSpawnReq*>(req),
reinterpret_cast<ZProcessSpawnResp*>(resp));
case Z_THREAD_CREATE:
return ThreadCreate(reinterpret_cast<ZThreadCreateReq*>(req),
reinterpret_cast<ZThreadCreateResp*>(resp));
return ThreadCreate(reinterpret_cast<ZThreadCreateReq*>(req));
case Z_THREAD_START:
return ThreadStart(reinterpret_cast<ZThreadStartReq*>(req));
case Z_THREAD_EXIT: