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kernel: implement diskio using drive table

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This commit is contained in:
Nero 2020-08-27 20:52:16 +00:00
parent 4a294ee21c
commit f0a000b7d1
5 changed files with 93 additions and 259 deletions
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22
boot/kernel.asm
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@ -39,17 +39,18 @@ intlp: movsw
stosw
loop intlp
; file descriptor 0 = CON
mov word [fd_table], con_ftab
; print banner
mov dx, banner
mov cx, 13
mov bx, 0
call fd_write
call drives_init
mov dl, 0
call drive_select
xor ax, ax
xor dx, dx
call drive_seek
call drive_read
mov ax, [diskbuf+0x1FE]
int 3
loop: int 0x28
jmp loop
@ -235,12 +236,7 @@ fputc: push ax
pop ax
iret
%include "kernel/fd.asm"
%include "kernel/con.asm"
%include "kernel/drive.asm"
%include "kernel/diskio.asm"
%include "kernel/fat.asm"
zero: dw 0