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add physical memory map

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mii443
2025-04-14 17:00:40 +09:00
parent 3b20f48161
commit 3d976b0de4
6 changed files with 83 additions and 6 deletions
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18
src/interrupts.rs
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@ -13,6 +13,8 @@ lazy_static! {
.set_handler_fn(double_fault_handler)
.set_stack_index(gdt::DOUBLE_FAULT_IST_INDEX);
}
idt.page_fault.set_handler_fn(page_fault_handler);
idt[InterruptIndex::Timer.as_usize()].set_handler_fn(timer_interrupt_handler);
idt[InterruptIndex::Keyboard.as_usize()].set_handler_fn(keyboard_interrupt_handler);
@ -35,6 +37,22 @@ extern "x86-interrupt" fn double_fault_handler(
panic!("EXCEPTION: DOUBLE FAULT\n{:#?}", stack_frame);
}
use crate::hlt_loop;
use x86_64::structures::idt::PageFaultErrorCode;
extern "x86-interrupt" fn page_fault_handler(
stack_frame: InterruptStackFrame,
error_code: PageFaultErrorCode,
) {
use x86_64::registers::control::Cr2;
println!("EXCEPTION: PAGE FAULT");
println!("Accessed Address: {:?}", Cr2::read());
println!("Error Code: {:?}", error_code);
println!("{:#?}", stack_frame);
hlt_loop();
}
pub const PIC_1_OFFSET: u8 = 32;
pub const PIC_2_OFFSET: u8 = PIC_1_OFFSET + 8;