80486DX2-66/86Box-fork
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Diamond Stealth64 no longer uses the ICD clock chip.

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This commit is contained in:
OBattler
2016-08-03 20:23:02 +02:00
parent d047ddcfb4
commit 77274db6ac
1 changed files with 1 additions and 19 deletions
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20
src/vid_s3.c
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@@ -10,7 +10,6 @@
#include "video.h" #include "video.h"
#include "vid_s3.h" #include "vid_s3.h"
#include "vid_svga.h" #include "vid_svga.h"
#include "vid_icd2061.h"
#include "vid_svga_render.h" #include "vid_svga_render.h"
#include "vid_bt485_ramdac.h" #include "vid_bt485_ramdac.h"
#include "vid_sdac_ramdac.h" #include "vid_sdac_ramdac.h"
@@ -70,7 +69,6 @@ typedef struct s3_t
svga_t svga; svga_t svga;
sdac_ramdac_t ramdac; sdac_ramdac_t ramdac;
bt485_ramdac_t bt485_ramdac; bt485_ramdac_t bt485_ramdac;
icd2061_t icd2061;
uint8_t bank; uint8_t bank;
uint8_t ma_ext; uint8_t ma_ext;
@@ -736,11 +734,6 @@ void s3_out(uint16_t addr, uint8_t val, void *p)
switch (addr) switch (addr)
{ {
case 0x3c2:
if (gfxcard == GFX_STEALTH64)
icd2061_write(&s3->icd2061, (val >> 2) & 3);
break;
case 0x3c5: case 0x3c5:
if (svga->seqaddr >= 0x10 && svga->seqaddr < 0x20) if (svga->seqaddr >= 0x10 && svga->seqaddr < 0x20)
{ {
@@ -968,18 +961,7 @@ void s3_recalctimings(svga_t *svga)
else if (svga->crtc[0x43] & 0x04) svga->rowoffset += 0x100; else if (svga->crtc[0x43] & 0x04) svga->rowoffset += 0x100;
if (!svga->rowoffset) svga->rowoffset = 256; if (!svga->rowoffset) svga->rowoffset = 256;
svga->interlace = svga->crtc[0x42] & 0x20; svga->interlace = svga->crtc[0x42] & 0x20;
if (gfxcard == GFX_STEALTH64) svga->clock = cpuclock / s3->getclock((svga->miscout >> 2) & 3, s3->getclock_p);
{
switch ((svga->miscout >> 2) & 3)
{
case 0: case 1: break;
case 2: case 3: svga->clock = cpuclock / icd2061_getfreq(&s3->icd2061, 2); break;
}
}
else
{
svga->clock = cpuclock / s3->getclock((svga->miscout >> 2) & 3, s3->getclock_p);
}
switch (svga->crtc[0x67] >> 4) switch (svga->crtc[0x67] >> 4)
{ {