collapseos/recipes/rc2014/sdcard/sdinit.asm
2019-05-08 20:08:17 -04:00

43 lines
512 B
NASM

#include "jumptable.inc"
.org 0x9000
call JUMP_SDCINITALIZE
or a
jp nz, .error
ld hl, sOk
call JUMP_PRINTSTR
call JUMP_SDCSETBLKSIZE
or a
jp nz, .error
ld hl, sOk
call JUMP_PRINTSTR
; read sector 0
xor a
call JUMP_SDCREAD
or a
jp nz, .error
push hl
ld hl, sOk
call JUMP_PRINTSTR
pop hl
; SDC buffer address is in HL
; YOLO! print it!
call JUMP_PRINTSTR
ret
.error:
call JUMP_PRINTHEX
ld hl, sErr
call JUMP_PRINTSTR
ret
sOk:
.db "Ok", 0xa, 0xd, 0
sErr:
.db "Err", 0xa, 0xd, 0