pandory500/SDL-mirror
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Move GSXB callback to C source

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--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%401098
This commit is contained in:
Patrice Mandin 2005-07-20 17:44:11 +00:00
parent d078268df8
commit ab3f230797
2 changed files with 27 additions and 47 deletions
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45
src/audio/mint/SDL_mintaudio_it.S
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@ -30,8 +30,6 @@
.globl _SDL_MintAudio_Callback
.globl _SDL_MintAudio_GsxbInterrupt
.globl _SDL_MintAudio_EmptyGsxbInterrupt
.globl _SDL_MintAudio_XbiosInterrupt
.globl _SDL_MintAudio_XbiosInterruptMeasureClock
.globl _SDL_MintAudio_Dma8Interrupt
@ -56,49 +54,6 @@
#define savptr 0x4a2
#define savamt 0x46
/*--- GSXB interrupt vector ---*/
.text
_SDL_MintAudio_GsxbInterrupt:
/* Check if we are not already running */
tstw _SDL_MintAudio_mutex
bnes _SDL_MintAudio_EmptyGsxbInterrupt
notw _SDL_MintAudio_mutex
/* Swap buffers */
eorw #1,_SDL_MintAudio_numbuf
moveml d0-d7/a0-a6,sp@-
/* Callback */
jsr _SDL_MintAudio_Callback
/* Set new buffer */
moveq #0,d0
movel _SDL_MintAudio_audiosize,d1
movew _SDL_MintAudio_numbuf,d0
lsll #2,d0
lea _SDL_MintAudio_audiobuf,a0
movel a0@(d0:l),a1
lea a1@(d1:l),a2
movel a2,sp@-
movel a1,sp@-
clrw sp@-
movew #131,sp@-
trap #14
lea sp@(12),sp
moveml sp@+,d0-d7/a0-a6
clrw _SDL_MintAudio_mutex
_SDL_MintAudio_EmptyGsxbInterrupt:
rts
/*--- Xbios interrupt vector to measure Falcon external clock ---*/
_SDL_MintAudio_XbiosInterruptMeasureClock: /* 1 mS */