reactos/boot/freeldr/install/linux/finstext2.h

   1 #pragma once
   2
   3 #define PACKED                  __attribute__((packed))
   4
   5 typedef struct
   6 {
   7         unsigned char   JmpBoot[3];
   8         unsigned char   BootDrive;
   9         //unsigned char BootPartition;
  10         //unsigned char SectorsPerTrack;
  11         //unsigned short        NumberOfHeads;
  12         //unsigned long Reserved1;
  13         //unsigned long Reserved2;
  14
  15         unsigned long   Ext2VolumeStartSector;  // Start sector of the ext2 volume
  16         unsigned long   Ext2BlockSize;                  // Block size in sectors
  17         unsigned long   Ext2BlockSizeInBytes;   // Block size in bytes
  18         unsigned long   Ext2PointersPerBlock;   // Number of block pointers that can be contained in one block
  19         unsigned long   Ext2GroupDescPerBlock;  // Number of group descriptors per block
  20         unsigned long   Ext2FirstDataBlock;             // First data block (1 for 1024-byte blocks, 0 for bigger sizes)
  21         unsigned long   Ext2InodesPerGroup;             // Number of inodes per group
  22         unsigned long   Ext2InodesPerBlock;             // Number of inodes per block
  23
  24         unsigned char   BootCodeAndData[459];
  25
  26         unsigned char   BootPartition;
  27         unsigned short  BootSignature;
  28
  29 } PACKED EXT2_BOOTCODE, *PEXT2_BOOTCODE;