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Create a MemoryObject class and use it to load programs.

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This commit is contained in:
Drew Galbraith 2023-06-06 21:44:10 -07:00
parent 1fda0f3fae
commit b06c76e477
9 changed files with 209 additions and 49 deletions
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18
zion/interrupt/interrupt.cpp
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@ -86,7 +86,15 @@ extern "C" void interrupt_protection_fault(InterruptFrame* frame) {
extern "C" void isr_page_fault();
extern "C" void interrupt_page_fault(InterruptFrame* frame) {
dbgln("Page Fault:");
dbgln("Page Fault - trying to resolve");
uint64_t cr2;
asm volatile("mov %%cr2, %0" : "=r"(cr2));
if (gScheduler->CurrentProcess().vmm().HandlePageFault(cr2)) {
dbgln("Handled");
return;
}
dbgln("Unable to handle:");
uint64_t err = frame->error_code;
if (err & 0x1) {
dbgln("Page Protection");
@ -100,12 +108,14 @@ extern "C" void interrupt_page_fault(InterruptFrame* frame) {
dbgln("Read");
}
if (err & 0x8) {
if (err & 0x4) {
dbgln("User Space");
}
if (err & 0x10) {
dbgln("Instruction Fetch");
}
uint64_t cr2;
asm volatile("mov %%cr2, %0" : "=r"(cr2));
dbgln("rip: %m", frame->rip);
dbgln("addr: %m", cr2);
panic("PF");