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adapted to new parameters

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git-svn-id: svn://svn.cc65.org/cc65/trunk@381 b7a2c559-68d2-44c3-8de9-860c34a00d81
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cpg 2000-10-18 23:47:42 +00:00
parent 5747fcd976
commit e9e7fd4d31
2 changed files with 32 additions and 9 deletions
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27
libsrc/atari/dio_cts.s
View File

@ -7,14 +7,17 @@
; cylinder and head 0 and returns as sector number the
; sector number it got
;
; _sectnum_t __fastcall__ _dio_chs_to_snum(unsigned int cyl, unsigned int head, unsigned int sector);
;
; _driveid_t - 8bit
; _sectnum_t __fastcall__ _dio_chs_to_snum(_dhandle_t handle,
; unsigned int cyl,
; unsigned int head,
; unsigned int sector);
; _dhandle_t - 16bit (ptr)
; _sectnum_t - 16bit
;
.export __dio_chs_to_snum
.import addsp4
.import addsp4,popax
.importzp ptr1
.include "atari.inc"
.proc __dio_chs_to_snum
@ -23,10 +26,26 @@
txa
pha
jsr addsp4 ; ignore other parameters
jsr popax
sta ptr1
stx ptr1+1
ldy #sst_flag
lda (ptr1),y
and #128
beq _inv_hand ; handle not open or invalid
pla
tay
pla
rts
_inv_hand:
pla
pla
ldx #255
txa
rts
.endproc

8
libsrc/atari/dio_stc.s
View File

@ -6,17 +6,19 @@
; on the Atari this function is a dummy, it returns
; cylinder and head 0 and as sector the sectnum it got
;
; void __fastcall__ _dio_snum_to_chs(_sectnum_t sect_num,
; void __fastcall__ _dio_snum_to_chs(_dhandle_t handle,
; _sectnum_t sect_num,
; unsigned int *cyl,
; unsigned int *head,
; unsigned int *sector);
; _dhandle_t - 16bit (ptr)
; _sectnum_t - 16bit
;
.export __dio_snum_to_chs
.include "atari.inc"
.importzp ptr1,ptr2
.import popax
.import popax,addsp2
.proc __dio_snum_to_chs
@ -46,6 +48,8 @@
txa
sta (ptr1),y
jsr addsp2
rts
.endproc