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Functions for reading/writing some special registers

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This commit is contained in:
Thomas Lovén
2018-02-13 12:47:50 +01:00
parent 96d2ebd977
commit c1c3842ace
5 changed files with 37 additions and 9 deletions
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9
src/kernel/include/cpu.h
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@@ -1,3 +1,12 @@
#pragma once
#include <stdint.h>
void cpu_init();
void load_idt(void *);
uint64_t read_cr0();
uint64_t read_cr2();
uint64_t read_cr3();
uint64_t read_cr4();

7
src/kernel/include/interrupts.h
View File

@@ -1,5 +1,6 @@
#pragma once
#include <stdint.h>
#include <cpu.h>
#define IDT_INTERRUPT 0xE
#define IDT_DPL0 0x0
@@ -57,9 +58,9 @@ debug("RAX=%016x RBX=%016x RCX=%016x RDX=%016x\n", r->rax, r->rbx, r->rcx, r->rd
debug("RSI=%016x RDI=%016x RBP=%016x RSP=%016x\n", r->rsi, r->rdi, r->rbp, r->rsp); \
debug("R8 =%016x R9 =%016x R10=%016x R11=%016x\n", r->r8, r->r9, r->r10, r->r11); \
debug("R12=%016x R13=%016x R14=%016x R15=%016x\n", r->r12, r->r13, r->r14, r->r15); \
debug("RIP=%016x RFL=%016x\n", r->rip, r->rflags); \
debug("CS=%016x SS=%016x\n", r->cs, r->ss);
debug("RIP=%016x RFL=%08x\n", r->rip, r->rflags); \
debug("CS=%016x SS=%016x\n", r->cs, r->ss); \
debug("CR0=%08x CR2=%016x CR3=%016x CR4=%08x\n", read_cr0(), read_cr2(), read_cr3(), read_cr4());
void load_idt(struct idtr *);
void interrupt_init();