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Merge pull request #4154 from 86Box/tc1995

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S3 Pre-ViRGE 32bpp fixes:
This commit is contained in:
Miran Grča
2024-02-14 22:05:17 +01:00
committed by GitHub
parent 97a6651942 536f10c60e
commit d6c12478bd
1 changed files with 146 additions and 97 deletions
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243
src/video/vid_s3.c
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@@ -981,16 +981,16 @@ s3_accel_out_fifo(s3_t *s3, uint16_t port, uint8_t val)
case 0xa148:
case 0xa2e8:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.bkgd_color = (s3->accel.bkgd_color & 0xff00ffff) | (val << 16);
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0x00ff0000) | (val << 16);
else
s3->accel.bkgd_color = (s3->accel.bkgd_color & 0xffffff00) | val;
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0x000000ff) | val;
break;
case 0xa149:
case 0xa2e9:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.bkgd_color = (s3->accel.bkgd_color & 0x00ffffff) | (val << 24);
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0xff000000) | (val << 24);
else
s3->accel.bkgd_color = (s3->accel.bkgd_color & 0xffff00ff) | (val << 8);
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0x0000ff00) | (val << 8);
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
@@ -1001,34 +1001,41 @@ s3_accel_out_fifo(s3_t *s3, uint16_t port, uint8_t val)
break;
case 0xa14a:
case 0xa2ea:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.bkgd_color = (s3->accel.bkgd_color & 0xffffff00) | val;
else
s3->accel.bkgd_color = (s3->accel.bkgd_color & 0xff00ffff) | (val << 16);
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0x00ff0000) | (val << 16);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0x00ff0000) | (val << 16);
else
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0x000000ff) | val;
}
break;
case 0xa14b:
case 0xa2eb:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.bkgd_color = (s3->accel.bkgd_color & 0xffff00ff) | (val << 8);
else
s3->accel.bkgd_color = (s3->accel.bkgd_color & 0x00ffffff) | (val << 24);
if (!(s3->accel.multifunc[0xe] & 0x200))
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0xff000000) | (val << 24);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0xff000000) | (val << 24);
else
s3->accel.bkgd_color = (s3->accel.bkgd_color & ~0x0000ff00) | (val << 8);
s3->accel.multifunc[0xe] ^= 0x10;
}
break;
case 0xa548:
case 0xa6e8:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.frgd_color = (s3->accel.frgd_color & 0xff00ffff) | (val << 16);
s3->accel.frgd_color = (s3->accel.frgd_color & ~0x00ff0000) | (val << 16);
else
s3->accel.frgd_color = (s3->accel.frgd_color & 0xffffff00) | val;
s3->accel.frgd_color = (s3->accel.frgd_color & ~0x000000ff) | val;
break;
case 0xa549:
case 0xa6e9:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.frgd_color = (s3->accel.frgd_color & 0x00ffffff) | (val << 24);
s3->accel.frgd_color = (s3->accel.frgd_color & ~0xff000000) | (val << 24);
else
s3->accel.frgd_color = (s3->accel.frgd_color & 0xffff00ff) | (val << 8);
s3->accel.frgd_color = (s3->accel.frgd_color & ~0x0000ff00) | (val << 8);
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
@@ -1039,34 +1046,41 @@ s3_accel_out_fifo(s3_t *s3, uint16_t port, uint8_t val)
break;
case 0xa54a:
case 0xa6ea:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.frgd_color = (s3->accel.frgd_color & 0xffffff00) | val;
else
s3->accel.frgd_color = (s3->accel.frgd_color & 0xff00ffff) | (val << 16);
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.frgd_color = (s3->accel.frgd_color & ~0x00ff0000) | (val << 16);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.frgd_color = (s3->accel.frgd_color & ~0x00ff0000) | (val << 16);
else
s3->accel.frgd_color = (s3->accel.frgd_color & ~0x000000ff) | val;
}
break;
case 0xa54b:
case 0xa6eb:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.frgd_color = (s3->accel.frgd_color & 0xffff00ff) | (val << 8);
else
s3->accel.frgd_color = (s3->accel.frgd_color & 0x00ffffff) | (val << 24);
if (!(s3->accel.multifunc[0xe] & 0x200))
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.frgd_color = (s3->accel.frgd_color & ~0xff000000) | (val << 24);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.frgd_color = (s3->accel.frgd_color & ~0xff000000) | (val << 24);
else
s3->accel.frgd_color = (s3->accel.frgd_color & ~0x0000ff00) | (val << 8);
s3->accel.multifunc[0xe] ^= 0x10;
}
break;
case 0xa948:
case 0xaae8:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.wrt_mask = (s3->accel.wrt_mask & 0xff00ffff) | (val << 16);
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0x00ff0000) | (val << 16);
else
s3->accel.wrt_mask = (s3->accel.wrt_mask & 0xffffff00) | val;
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0x000000ff) | val;
break;
case 0xa949:
case 0xaae9:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.wrt_mask = (s3->accel.wrt_mask & 0x00ffffff) | (val << 24);
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0xff000000) | (val << 24);
else
s3->accel.wrt_mask = (s3->accel.wrt_mask & 0xffff00ff) | (val << 8);
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0x0000ff00) | (val << 8);
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
@@ -1077,85 +1091,106 @@ s3_accel_out_fifo(s3_t *s3, uint16_t port, uint8_t val)
break;
case 0xa94a:
case 0xaaea:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.wrt_mask = (s3->accel.wrt_mask & 0xffffff00) | val;
else
s3->accel.wrt_mask = (s3->accel.wrt_mask & 0xff00ffff) | (val << 16);
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0x00ff0000) | (val << 16);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0x00ff0000) | (val << 16);
else
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0x000000ff) | val;
}
break;
case 0xa94b:
case 0xaaeb:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.wrt_mask = (s3->accel.wrt_mask & 0xffff00ff) | (val << 8);
else
s3->accel.wrt_mask = (s3->accel.wrt_mask & 0x00ffffff) | (val << 24);
if (!(s3->accel.multifunc[0xe] & 0x200))
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0xff000000) | (val << 24);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0xff000000) | (val << 24);
else
s3->accel.wrt_mask = (s3->accel.wrt_mask & ~0x0000ff00) | (val << 8);
s3->accel.multifunc[0xe] ^= 0x10;
}
break;
case 0xad48:
case 0xaee8:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.rd_mask = (s3->accel.rd_mask & 0xff00ffff) | (val << 16);
s3->accel.rd_mask = (s3->accel.rd_mask & ~0x00ff0000) | (val << 16);
else
s3->accel.rd_mask = (s3->accel.rd_mask & 0xffffff00) | val;
s3->accel.rd_mask = (s3->accel.rd_mask & ~0x000000ff) | val;
break;
case 0xad49:
case 0xaee9:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.rd_mask = (s3->accel.rd_mask & 0x00ffffff) | (val << 24);
s3->accel.rd_mask = (s3->accel.rd_mask & ~0xff000000) | (val << 24);
else
s3->accel.rd_mask = (s3->accel.rd_mask & 0xffff00ff) | (val << 8);
s3->accel.rd_mask = (s3->accel.rd_mask & ~0x0000ff00) | (val << 8);
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
break;
case 0xad4a:
case 0xaeea:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.rd_mask = (s3->accel.rd_mask & 0xffffff00) | val;
else
s3->accel.rd_mask = (s3->accel.rd_mask & 0xff00ffff) | (val << 16);
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.rd_mask = (s3->accel.rd_mask & ~0x00ff0000) | (val << 16);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.rd_mask = (s3->accel.rd_mask & ~0x00ff0000) | (val << 16);
else
s3->accel.rd_mask = (s3->accel.rd_mask & ~0x000000ff) | val;
}
break;
case 0xad4b:
case 0xaeeb:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.rd_mask = (s3->accel.rd_mask & 0xffff00ff) | (val << 8);
else
s3->accel.rd_mask = (s3->accel.rd_mask & 0x00ffffff) | (val << 24);
if (!(s3->accel.multifunc[0xe] & 0x200))
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.rd_mask = (s3->accel.rd_mask & ~0xff000000) | (val << 24);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.rd_mask = (s3->accel.rd_mask & ~0xff000000) | (val << 24);
else
s3->accel.rd_mask = (s3->accel.rd_mask & ~0x0000ff00) | (val << 8);
s3->accel.multifunc[0xe] ^= 0x10;
}
break;
case 0xb148:
case 0xb2e8:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.color_cmp = (s3->accel.color_cmp & 0xff00ffff) | (val << 16);
s3->accel.color_cmp = (s3->accel.color_cmp & ~0x00ff0000) | (val << 16);
else
s3->accel.color_cmp = (s3->accel.color_cmp & 0xffffff00) | val;
s3->accel.color_cmp = (s3->accel.color_cmp & ~0x000000ff) | val;
break;
case 0xb149:
case 0xb2e9:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.color_cmp = (s3->accel.color_cmp & 0x00ffffff) | (val << 24);
s3->accel.color_cmp = (s3->accel.color_cmp & ~0xff000000) | (val << 24);
else
s3->accel.color_cmp = (s3->accel.color_cmp & 0xffff00ff) | (val << 8);
s3->accel.color_cmp = (s3->accel.color_cmp & ~0x0000ff00) | (val << 8);
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
break;
case 0xb14a:
case 0xb2ea:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.color_cmp = (s3->accel.color_cmp & 0xffffff00) | val;
else
s3->accel.color_cmp = (s3->accel.color_cmp & 0xff00ffff) | (val << 16);
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.color_cmp = (s3->accel.color_cmp & ~0x00ff0000) | (val << 16);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.color_cmp = (s3->accel.color_cmp & ~0x00ff0000) | (val << 16);
else
s3->accel.color_cmp = (s3->accel.color_cmp & ~0x000000ff) | val;
}
break;
case 0xb14b:
case 0xb2eb:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.color_cmp = (s3->accel.color_cmp & 0xffff00ff) | (val << 8);
else
s3->accel.color_cmp = (s3->accel.color_cmp & 0x00ffffff) | (val << 24);
if (!(s3->accel.multifunc[0xe] & 0x200))
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.color_cmp = (s3->accel.color_cmp & ~0xff000000) | (val << 24);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.color_cmp = (s3->accel.color_cmp & ~0xff000000) | (val << 24);
else
s3->accel.color_cmp = (s3->accel.color_cmp & ~0x0000ff00) | (val << 8);
s3->accel.multifunc[0xe] ^= 0x10;
}
break;
case 0xb548:
@@ -1189,34 +1224,41 @@ s3_accel_out_fifo(s3_t *s3, uint16_t port, uint8_t val)
case 0xe548:
case 0xe6e8:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & 0xff00ffff) | (val << 16);
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0x00ff0000) | (val << 16);
else
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & 0xffffff00) | val;
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0x000000ff) | val;
break;
case 0xe549:
case 0xe6e9:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & 0x00ffffff) | (val << 24);
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0xff000000) | (val << 24);
else
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & 0xffff00ff) | (val << 8);
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0x0000ff00) | (val << 8);
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
break;
case 0xe54a:
case 0xe6ea:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & 0xffffff00) | val;
else
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & 0xff00ffff) | (val << 16);
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0x00ff0000) | (val << 16);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0x00ff0000) | (val << 16);
else
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0x000000ff) | val;
}
break;
case 0xe54b:
case 0xe6eb:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & 0xffff00ff) | (val << 8);
else
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & 0x00ffffff) | (val << 24);
if (!(s3->accel.multifunc[0xe] & 0x200))
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0xff000000) | (val << 24);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0xff000000) | (val << 24);
else
s3->accel.pat_bg_color = (s3->accel.pat_bg_color & ~0x0000ff00) | (val << 8);
s3->accel.multifunc[0xe] ^= 0x10;
}
break;
case 0xe948:
case 0xeae8:
@@ -1237,34 +1279,41 @@ s3_accel_out_fifo(s3_t *s3, uint16_t port, uint8_t val)
case 0xed48:
case 0xeee8:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & 0xff00ffff) | (val << 16);
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0x00ff0000) | (val << 16);
else
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & 0xffffff00) | val;
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0x000000ff) | val;
break;
case 0xed49:
case 0xeee9:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & 0x00ffffff) | (val << 24);
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0xff000000) | (val << 24);
else
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & 0xffff00ff) | (val << 8);
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0x0000ff00) | (val << 8);
if (!(s3->accel.multifunc[0xe] & 0x200))
s3->accel.multifunc[0xe] ^= 0x10;
break;
case 0xed4a:
case 0xeeea:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & 0xffffff00) | val;
else
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & 0xff00ffff) | (val << 16);
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0x00ff0000) | (val << 16);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0x00ff0000) | (val << 16);
else
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0x000000ff) | val;
}
break;
case 0xed4b:
case 0xeeeb:
if ((s3->bpp == 3) && (s3->accel.multifunc[0xe] & 0x10) && !(s3->accel.multifunc[0xe] & 0x200))
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & 0xffff00ff) | (val << 8);
else
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & 0x00ffffff) | (val << 24);
if (!(s3->accel.multifunc[0xe] & 0x200))
if (s3->accel.multifunc[0xe] & 0x200)
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0xff000000) | (val << 24);
else if (s3->bpp == 3) {
if (s3->accel.multifunc[0xe] & 0x10)
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0xff000000) | (val << 24);
else
s3->accel.pat_fg_color = (s3->accel.pat_fg_color & ~0x0000ff00) | (val << 8);
s3->accel.multifunc[0xe] ^= 0x10;
}
break;
case 0xe148:
@@ -8009,8 +8058,8 @@ s3_accel_start(int count, int cpu_input, uint32_t mix_dat, uint32_t cpu_dat, voi
s3->accel.cy &= 0xfff;
}
s3->accel.cur_x = s3->accel.cx;
s3->accel.cur_y = s3->accel.cy;
s3->accel.cur_x = s3->accel.cx & 0xfff;
s3->accel.cur_y = s3->accel.cy & 0xfff;
}
break;
@@ -8103,8 +8152,8 @@ s3_accel_start(int count, int cpu_input, uint32_t mix_dat, uint32_t cpu_dat, voi
s3->accel.cx &= 0xfff;
s3->accel.cy &= 0xfff;
}
s3->accel.cur_x = s3->accel.cx;
s3->accel.cur_y = s3->accel.cy;
s3->accel.cur_x = s3->accel.cx & 0xfff;
s3->accel.cur_y = s3->accel.cy & 0xfff;
} else { /*Bresenham*/
if (s3->accel.b2e8_pix && s3_cpu_src(s3) && (count == 16)) { /*Stupid undocumented 0xB2E8 on 911/924*/
count = s3->accel.maj_axis_pcnt + 1;
@@ -8198,8 +8247,8 @@ s3_accel_start(int count, int cpu_input, uint32_t mix_dat, uint32_t cpu_dat, voi
s3->accel.cx &= 0xfff;
s3->accel.cy &= 0xfff;
}
s3->accel.cur_x = s3->accel.cx;
s3->accel.cur_y = s3->accel.cy;
s3->accel.cur_x = s3->accel.cx & 0xfff;
s3->accel.cur_y = s3->accel.cy & 0xfff;
}
break;