diff options
Diffstat (limited to 'boot')
| -rw-r--r-- | boot/entry.asm | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/boot/entry.asm b/boot/entry.asm index 0379133..cf632b1 100644 --- a/boot/entry.asm +++ b/boot/entry.asm @@ -268,9 +268,9 @@ lba: times SECTOR_SIZE - ($ - $$) db 0 dw SECTOR_END -; This is the second stage. It tries to load the kernel (inode 5) into memory. +; This is the second stage. It tries to load the kernel into memory. ; To do this, it first checks the integrity of the ext2 fs. Then it has to find -; the address of the fifth inode and load its contents into memory. +; the address of the root inode (2), find the filename in it and load its contents into memory. ; After this is finished, the stage can jump into the protected mode, enable the ; A20 line and finally jump to the kernel! ez stage_two: @@ -283,8 +283,9 @@ stage_two: mov ax, [superblock + EXT2_SB_SIZE + EXT2_TABLE_OFFSET] ; Inode table shl ax, 1 ; Multiply ax by 2 mov [lba], ax ; Sector - mov ax, 2 - mov [count], ax ; Read 1024 bytes + ; TODO: This might only work with smaller inodes + ;mov ax, 4 + ;mov [count], ax ; Read 4kb mov bx, EXT2_INODE_TABLE_LOC ; Copy data to 0x1000 mov [dest], bx call disk_read |