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Fix "effective clockspeed" display when using Banshee.

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This commit is contained in:
SarahW 2020-09-17 20:47:39 +01:00
commit 1900499ace
1 changed files with 10 additions and 2 deletions
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12
src/vid_voodoo_banshee.c
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@ -1206,6 +1206,7 @@ static uint8_t banshee_read_linear(uint32_t addr, void *p)
svga_t *svga = &banshee->svga;
cycles -= voodoo->read_time;
cycles_lost += voodoo->read_time;
addr &= svga->decode_mask;
if (addr >= voodoo->tile_base)
@ -1239,6 +1240,7 @@ static uint16_t banshee_read_linear_w(uint32_t addr, void *p)
svga_t *svga = &banshee->svga;
cycles -= voodoo->read_time;
cycles_lost += voodoo->read_time;
addr &= svga->decode_mask;
if (addr >= voodoo->tile_base)
@ -1272,6 +1274,7 @@ static uint32_t banshee_read_linear_l(uint32_t addr, void *p)
svga_t *svga = &banshee->svga;
cycles -= voodoo->read_time;
cycles_lost += voodoo->read_time;
addr &= svga->decode_mask;
if (addr >= voodoo->tile_base)
@ -1305,6 +1308,7 @@ static void banshee_write_linear(uint32_t addr, uint8_t val, void *p)
svga_t *svga = &banshee->svga;
cycles -= voodoo->write_time;
cycles_lost += voodoo->write_time;
// pclog("write_linear: addr=%08x val=%02x\n", addr, val);
addr &= svga->decode_mask;
@ -1339,6 +1343,7 @@ static void banshee_write_linear_w(uint32_t addr, uint16_t val, void *p)
svga_t *svga = &banshee->svga;
cycles -= voodoo->write_time;
cycles_lost += voodoo->write_time;
// pclog("write_linear: addr=%08x val=%02x\n", addr, val);
addr &= svga->decode_mask;
@ -1371,11 +1376,14 @@ static void banshee_write_linear_l(uint32_t addr, uint32_t val, void *p)
banshee_t *banshee = (banshee_t *)p;
voodoo_t *voodoo = banshee->voodoo;
svga_t *svga = &banshee->svga;
int timing;
if (addr == voodoo->last_write_addr+4)
cycles -= voodoo->burst_time;
timing = voodoo->burst_time;
else
cycles -= voodoo->write_time;
timing = voodoo->write_time;
cycles -= timing;
cycles_lost += timing;
voodoo->last_write_addr = addr;
// /*if (val) */pclog("write_linear_l: addr=%08x val=%08x %08x\n", addr, val, voodoo->tile_base);