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A little IDT cleanup

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This commit is contained in:
Stepan Usatiuk
2024-04-01 12:29:26 +02:00
parent 6a9653d4ad
commit 7ca402d274
15 changed files with 735 additions and 654 deletions
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8
src/arch/x86/task.cpp
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@@ -24,12 +24,12 @@
char temp_fxsave[512] __attribute__((aligned(16)));
void sanity_check_frame(TaskFrame *cur_frame) {
void sanity_check_frame(Arch::TaskFrame *cur_frame) {
// TODO: This makes sense to check when entering, but not when switching
// assert((((uintptr_t) cur_frame) & 0xFULL) == 0);
assert2((void *) cur_frame->ip != NULL, "Sanity check");
assert2((void *) cur_frame->sp != NULL, "Sanity check");
assert2(cur_frame->guard == IDT_GUARD, "IDT Guard wrong!");
assert2(cur_frame->guard == Arch::kIDT_GUARD, "IDT Guard wrong!");
assert(cur_frame->ss != 0);
assert(cur_frame->cs != 0);
assert(cur_frame->sp != 0);
@@ -111,7 +111,7 @@ Task::Task(Task::TaskMode mode, void (*entrypoint)(), const char *name) {
for (int i = 0; i < 512; i++) _fxsave->_fxsave[i] = 0;
_frame.flags = flags();
_frame.guard = IDT_GUARD;
_frame.guard = Arch::kIDT_GUARD;
if (mode == TaskMode::TASKMODE_USER) {
_ownAddressSpace = UniquePtr(new AddressSpace());
_vma = UniquePtr<VMA>(new VMA(_ownAddressSpace.get()));
@@ -276,7 +276,7 @@ void Scheduler::init_tasks() {
atomic_store(&initialized, true);
}
extern "C" void Scheduler::switch_task(TaskFrame *cur_frame) {
extern "C" void Scheduler::switch_task(Arch::TaskFrame *cur_frame) {
assert2(!are_interrupts_enabled(), "Switching tasks with enabled interrupts!");
if (!atomic_load(&initialized)) return;
sanity_check_frame(cur_frame);