mirror of
https://github.com/Mathewnd/Astral.git
synced 2026-10-29 05:38:21 +00:00
Matheus
61 lines
1.1 KiB
C
61 lines
1.1 KiB
C
#ifndef _ACPI_H
|
|
#define _ACPI_H
|
|
|
|
#include <stddef.h>
|
|
#include <stdint.h>
|
|
#include <stdbool.h>
|
|
|
|
typedef struct {
|
|
char sig[8];
|
|
uint8_t checksum;
|
|
char oem[6];
|
|
uint8_t revision;
|
|
uint32_t rsdt;
|
|
uint32_t length;
|
|
uint64_t xsdt;
|
|
uint8_t xchecksum;
|
|
uint8_t reserved[3];
|
|
} __attribute__((packed)) rsdp_t;
|
|
|
|
typedef struct {
|
|
char sig[4];
|
|
uint32_t length;
|
|
uint8_t revision;
|
|
uint8_t cechksum;
|
|
char oemid[6];
|
|
char oemtableid[8];
|
|
uint32_t oemrevision;
|
|
uint32_t creatorid;
|
|
uint32_t creatorrevision;
|
|
} __attribute__((packed)) sdtheader_t;
|
|
|
|
typedef struct {
|
|
sdtheader_t header;
|
|
uint64_t tables[];
|
|
} __attribute__((packed)) xsdt_t;
|
|
|
|
typedef struct {
|
|
sdtheader_t header;
|
|
uint32_t tables[];
|
|
} __attribute__((packed)) rsdt_t;
|
|
|
|
typedef struct {
|
|
sdtheader_t header;
|
|
uint32_t addr;
|
|
uint32_t flags;
|
|
} __attribute__((packed)) madt_t;
|
|
|
|
#define ACPI_MADT_TYPE_LAPIC 0
|
|
#define ACPI_MADT_TYPE_IOAPIC 1
|
|
#define ACPI_MADT_TYPE_OVERRIDE 2
|
|
#define ACPI_MADT_TYPE_IONMI 3
|
|
#define ACPI_MADT_TYPE_LANMI 4
|
|
#define ACPI_MADT_TYPE_64BITADDR 5
|
|
#define ACPI_MADT_TYPE_X2APIC 9
|
|
|
|
bool acpi_checksumok(void *table);
|
|
void *acpi_findtable(char *sig, int n);
|
|
void acpi_init();
|
|
|
|
#endif
|