bond/arch/cpu.h
2019-11-28 13:02:52 -05:00

93 lines
1.9 KiB
C

#pragma once
#include <kern/cdef.h>
#define HAL_CORE_COUNT 1
struct ATTR_PACKED hal_gdt_ptr {
uint16 limit;
uint64 base;
};
struct ATTR_PACKED hal_idt_ptr {
uint16 limit;
uint64 base;
};
void KABI out_8(uint16 port, uint8 data);
void KABI out_16(uint16 port, uint16 data);
void KABI out_32(uint16 port, uint32 data);
uint8 KABI in_8(uint16 port);
uint16 KABI in_16(uint16 port);
uint32 KABI in_32(uint16 port);
void KABI flush_gdt(void *gdt_ptr, uint16 code_slct, uint16 data_slct);
void KABI flush_idt(void *idt_ptr);
void KABI flush_tss(uint16 tss_slct);
void KABI cpuid(uint32 *eax, uint32 *ebx, uint32 *ecx, uint32 *edx);
void KABI read_msr(uint32 *ecx, uint32 *edx, uint32 *eax);
void KABI write_msr(uint32 *ecx, uint32 *edx, uint32 *eax);
void KABI sti();
void KABI cli();
uint64 KABI read_cr8();
void KABI write_cr8(uint64 val);
uint64 KABI read_cr3();
void KABI write_cr3(uint64 val);
void KABI flush_tlb();
/**
* ASM declaration
*/
void KABI arch_cpuid(uint32 *eax, uint32 *ebx, uint32 *ecx, uint32 *edx);
void KABI arch_halt(void);
void KABI arch_flush_gdt(struct hal_gdt_ptr *gdt_ptr, uint64 code_slct, uint64 data_slct);
void KABI arch_flush_tlb(void);
void KABI arch_flush_idt(struct hal_idt_ptr *idt_ptr);
void KABI arch_read_idt(struct hal_idt_ptr **idt_ptr);
void KABI arch_read_msr(uint32 *ecx, uint32 *edx, uint32 *eax);
void KABI arch_write_msr(uint32 *ecx, uint32 *edx, uint32 *eax);
void KABI arch_write_cr3(uint64 base);
uint64 KABI arch_read_cr3(void);
void KABI arch_write_cr8(uint64 pri);
uint64 KABI arch_read_cr8(void);
int8 KABI arch_read_port_8(uint16 port);
int16 KABI arch_read_port_16(uint16 port);
int32 KABI arch_read_port_32(uint16 port);
void KABI arch_write_port_8(uint16 port, uint8 data);
void KABI arch_write_port_16(uint16 port, uint16 data);
void KABI arch_write_port_32(uint16 port, uint32 data);