BarinkOS/kernel/filesystem/FAT/ExtendBootRecord.h
Nigel dea8ab7d71 Improved build system
Added new entries to .gitignore
Moved away from source directory as central spot for all source code
2023-02-20 00:29:06 +01:00

32 lines
963 B
C

#pragma once
#include <stdint.h>
struct ExtendedBootRecord_FAT16{
uint8_t DriveNumber;
uint8_t Reserved;
uint8_t Signature;
const uint32_t VOLUME_ID_SERIAL_NUMBER;
uint8_t volume_label [11];
uint8_t Identifier_string [8];
uint8_t bootCode [448];
uint16_t partitionSignature;
}__attribute__((packed));
struct ExtendedBootRecord_FAT32{
uint32_t SectorsPerFAT;
uint16_t Flags;
const uint16_t FAT_VERSION_NUMBER;
uint32_t rootDirectory_clusterNumber;// Often set to 2;
uint16_t FSInfo_SectorNumber;
uint16_t backup_bpb_sectorNumber;
uint8_t Reserved [12];
uint8_t DriveNumber;
uint8_t Reserved2;
uint8_t Signature; // must be 0x28 or 0x29
uint32_t VOLUME_ID_SERIAL;
uint8_t volume_label[11];
uint8_t SystemIdentifierString [8]; // ALWAYS "FAT32 " but spec says do not trust
uint8_t BootCode [420]; // NICE
uint16_t PartitionSignature; // 0xAA55
}__attribute__((packed));