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Merge pull request #3953 from 86Box/tc1995

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More ATI accel fixes and undocumented stuff.
This commit is contained in:
Miran Grča
2023-12-28 03:58:52 +01:00
committed by GitHub
parent 46d01e30da d9dfa8d8d5
commit f12328595c
1 changed files with 28 additions and 19 deletions
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47
src/video/vid_ati_mach8.c
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@@ -135,8 +135,9 @@ typedef struct mach_t {
uint16_t scratch1;
uint16_t test;
uint16_t pattern;
uint8_t test2[2];
uint8_t test3[2];
uint16_t test2;
uint16_t test3;
uint16_t test4;
int src_y_dir;
int cmd_type;
int block_write_mono_pattern_enable;
@@ -1361,7 +1362,7 @@ mach_accel_start(int cmd_type, int cpu_input, int count, uint32_t mix_dat, uint3
return;
}
if (dev->accel.sy >= mach->accel.height) {
if ((mono_src == 2) || (mono_src == 3) || (frgd_sel == 2) || (frgd_sel == 3) || (bkgd_sel == 2) || (bkgd_sel == 3))
if ((mono_src == 2) || (mono_src == 3) || (frgd_sel == 3) || (bkgd_sel == 3))
return;
if ((mono_src == 1) && (frgd_sel == 5) && (dev->accel_bpp == 24) && (mach->accel.patt_len_reg & 0x4000))
return;
@@ -2623,7 +2624,7 @@ mach_recalctimings(svga_t *svga)
if (dev->accel.advfunc_cntl & 4) {
if (mach->shadow_set & 2) {
if (dev->h_disp == 8) {
if ((dev->h_disp == 8) && !dev->bpp) {
dev->h_disp = 1024;
dev->dispend = 768;
dev->v_total = 1536;
@@ -2634,7 +2635,7 @@ mach_recalctimings(svga_t *svga)
} else
svga->clock = (cpuclock * (double) (1ULL << 32)) / svga->getclock((mach->accel.clock_sel >> 2) & 0x0f, svga->clock_gen);
} else {
if (dev->h_disp == 1024) {
if ((dev->h_disp == 1024) && !dev->bpp) {
dev->h_disp = 640;
dev->dispend = 480;
}
@@ -2819,9 +2820,12 @@ mach_accel_out_fifo(mach_t *mach, svga_t *svga, ibm8514_t *dev, uint16_t port, u
int bkgd_sel;
int mono_src;
mach_log("[%04X:%08X]: Port FIFO OUT=%04x, val=%04x, len=%d.\n", CS, cpu_state.pc, port, val, len);
switch (port) {
case 0x82e8:
case 0xc2e8:
case 0xf6ee:
if (len == 1) {
dev->accel.cur_y = (dev->accel.cur_y & 0x700) | val;
} else {
@@ -2830,6 +2834,7 @@ mach_accel_out_fifo(mach_t *mach, svga_t *svga, ibm8514_t *dev, uint16_t port, u
break;
case 0x82e9:
case 0xc2e9:
case 0xf6ef:
if (len == 1) {
dev->accel.cur_y = (dev->accel.cur_y & 0xff) | ((val & 0x07) << 8);
}
@@ -3497,6 +3502,8 @@ mach_accel_out_fifo(mach_t *mach, svga_t *svga, ibm8514_t *dev, uint16_t port, u
if (len == 1)
mach->accel.dp_config = (mach->accel.dp_config & 0xff00) | val;
else {
dev->data_available = 0;
dev->data_available2 = 0;
mach->accel.dp_config = val;
}
break;
@@ -3631,7 +3638,7 @@ mach_accel_out(uint16_t port, uint8_t val, mach_t *mach)
svga_t *svga = &mach->svga;
ibm8514_t *dev = (ibm8514_t *) svga->dev8514;
mach_log("Port accel out = %04x, val = %04x.\n", port, val);
mach_log("[%04X:%08X]: Port NORMAL OUT=%04x, val=%04x.\n", CS, cpu_state.pc, port, val);
switch (port) {
case 0x2e8:
@@ -3830,12 +3837,12 @@ mach_accel_out(uint16_t port, uint8_t val, mach_t *mach)
case 0x42ee:
case 0x42ef:
mach->accel.test2[port & 1] = val;
WRITE8(port, mach->accel.test2, val);
break;
case 0x46ee:
case 0x46ef:
mach->accel.test3[port & 1] = val;
WRITE8(port, mach->accel.test3, val);
break;
case 0x4aee:
@@ -4183,6 +4190,11 @@ mach_accel_in_fifo(mach_t *mach, svga_t *svga, ibm8514_t *dev, uint16_t port, in
temp = mach->accel.patt_data_idx;
break;
case 0x86ee:
case 0x86ef:
temp = 0x0000;
break;
case 0x8eee:
if (len == 1)
temp = mach->accel.ext_ge_config & 0xff;
@@ -4352,7 +4364,7 @@ mach_accel_in_fifo(mach_t *mach, svga_t *svga, ibm8514_t *dev, uint16_t port, in
break;
}
mach_log("Port FIFO IN=%04x, temp=%04x, len=%d.\n", port, temp, len);
mach_log("[%04X:%08X]: Port FIFO IN=%04x, temp=%04x, len=%d.\n", CS, cpu_state.pc, port, temp, len);
return temp;
}
@@ -4362,8 +4374,8 @@ mach_accel_in(uint16_t port, mach_t *mach)
svga_t *svga = &mach->svga;
ibm8514_t *dev = (ibm8514_t *) svga->dev8514;
uint8_t temp = 0;
int vpos = 0;
int vblankend = svga->vblankstart + svga->crtc[0x16];
uint16_t vpos = 0;
uint16_t vblankend = svga->vblankstart + svga->crtc[0x16];
switch (port) {
case 0x2e8:
@@ -4469,17 +4481,13 @@ mach_accel_in(uint16_t port, mach_t *mach)
break;
case 0x42ee:
temp = mach->accel.test2[0];
break;
case 0x42ef:
temp = mach->accel.test2[1];
READ8(port, mach->accel.test2);
break;
case 0x46ee:
temp = mach->accel.test3[0];
break;
case 0x46ef:
temp = mach->accel.test3[1];
READ8(port, mach->accel.test3);
break;
case 0x4aee:
@@ -4547,7 +4555,7 @@ mach_accel_in(uint16_t port, mach_t *mach)
default:
break;
}
mach_log("Port accel in = %04x, temp = %04x.\n", port, temp);
mach_log("[%04X:%08X]: Port NORMAL IN=%04x, temp=%04x.\n", CS, cpu_state.pc, port, temp);
return temp;
}
@@ -5478,6 +5486,7 @@ mach_io_set(mach_t *mach)
io_sethandler(0x7aee, 0x0002, mach_accel_inb, mach_accel_inw, mach_accel_inl, mach_accel_outb, mach_accel_outw, mach_accel_outl, mach);
io_sethandler(0x7eee, 0x0002, mach_accel_inb, mach_accel_inw, mach_accel_inl, mach_accel_outb, mach_accel_outw, mach_accel_outl, mach);
io_sethandler(0x82ee, 0x0002, mach_accel_inb, mach_accel_inw, mach_accel_inl, mach_accel_outb, mach_accel_outw, mach_accel_outl, mach);
io_sethandler(0x86ee, 0x0002, mach_accel_inb, mach_accel_inw, mach_accel_inl, mach_accel_outb, mach_accel_outw, mach_accel_outl, mach);
io_sethandler(0x8eee, 0x0002, mach_accel_inb, mach_accel_inw, mach_accel_inl, mach_accel_outb, mach_accel_outw, mach_accel_outl, mach);
io_sethandler(0x92ee, 0x0002, mach_accel_inb, mach_accel_inw, mach_accel_inl, mach_accel_outb, mach_accel_outw, mach_accel_outl, mach);
io_sethandler(0x96ee, 0x0002, mach_accel_inb, mach_accel_inw, mach_accel_inl, mach_accel_outb, mach_accel_outw, mach_accel_outl, mach);
@@ -5502,6 +5511,7 @@ mach_io_set(mach_t *mach)
io_sethandler(0xe6ee, 0x0002, mach_accel_inb, mach_accel_inw, mach_accel_inl, mach_accel_outb, mach_accel_outw, mach_accel_outl, mach);
io_sethandler(0xeeee, 0x0002, mach_accel_inb, mach_accel_inw, mach_accel_inl, mach_accel_outb, mach_accel_outw, mach_accel_outl, mach);
io_sethandler(0xf2ee, 0x0002, mach_accel_inb, mach_accel_inw, mach_accel_inl, mach_accel_outb, mach_accel_outw, mach_accel_outl, mach);
io_sethandler(0xf6ee, 0x0002, mach_accel_inb, mach_accel_inw, mach_accel_inl, mach_accel_outb, mach_accel_outw, mach_accel_outl, mach);
io_sethandler(0xfaee, 0x0002, mach_accel_inb, mach_accel_inw, mach_accel_inl, mach_accel_outb, mach_accel_outw, mach_accel_outl, mach);
io_sethandler(0xfeee, 0x0002, mach_accel_inb, mach_accel_inw, mach_accel_inl, mach_accel_outb, mach_accel_outw, mach_accel_outl, mach);
}
@@ -5781,7 +5791,6 @@ mach8_init(const device_t *info)
else
mach->config1 |= 0x06;
mach->config1 |= 0x0400;
mach->config1 |= 0x1000;
svga->clock_gen = device_add(&ati18811_1_device);
} else if (mach->pci_bus) {
video_inform(VIDEO_FLAG_TYPE_8514, &timing_mach32_pci);