36 lines
790 B
C
36 lines
790 B
C
#pragma once
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#include <stdint.h>
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#include "./../../tty/kterm.h"
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#include "../../../libc/include/mem.h"
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struct RSDPTR {
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char signature[8];
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uint8_t Checksum ;
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char OEMID [6];
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uint8_t Revision;
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uint32_t RsdtAddress;
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}__attribute__((packed));
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struct ACPISDTHeader{
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char Signature[4];
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uint32_t Length;
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uint8_t CheckSum;
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char OEMID[6];
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char OEMTableID[8];
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uint32_t OEMRevision;
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uint32_t CreatorID;
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uint32_t CreatorRevision;
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}__attribute__((packed));
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struct RSDT{
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struct ACPISDTHeader header;
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uint32_t PointerToSDT[]; // Length of array : (header.Length - sizeof(header))/ 4
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}__attribute__((packed));
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//NOTE: only scans EBDA enough to find RSD PTR in QEMU
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RSDPTR* FindRSD();
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void printRSD(RSDPTR* rsd);
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RSDT* getRSDT(RSDPTR* rsd); |