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This commit is contained in:
TC1995
2018-03-15 23:24:04 +01:00
parent 47d2ff142d
commit 7ce6d6d4ed
2 changed files with 79 additions and 93 deletions
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170
src/video/vid_ati_mach64.c
View File

@@ -8,7 +8,7 @@
*
* ATi Mach64 graphics card emulation.
*
* Version: @(#)vid_ati_mach64.c 1.0.15 2018/03/13
* Version: @(#)vid_ati_mach64.c 1.0.13 2018/03/02
*
* Authors: Sarah Walker, <http://pcem-emulator.co.uk/>
* Miran Grca, <mgrca8@gmail.com>
@@ -174,6 +174,7 @@ typedef struct mach64_t
uint32_t linear_base, old_linear_base;
uint32_t io_base;
int draw_pixel;
struct
{
@@ -290,6 +291,7 @@ enum
{
SRC_PATT_EN = 1,
SRC_PATT_ROT_EN = 2,
SRC_BYTE_ALIGN = 3,
SRC_LINEAR_EN = 4
};
@@ -457,33 +459,38 @@ void mach64_recalctimings(svga_t *svga)
switch ((mach64->crtc_gen_cntl >> 8) & 7)
{
case 1:
mach64->draw_pixel = 4;
if (mach64->type != MACH64_GX)
svga->render = svga_render_4bpp_highres;
svga->hdisp *= 8;
break;
case 2:
case 2:
mach64->draw_pixel = 8;
if (mach64->type != MACH64_GX)
svga->render = svga_render_8bpp_highres;
svga->hdisp *= 8;
svga->rowoffset /= 2;
break;
case 3:
case 3:
mach64->draw_pixel = 16;
if (mach64->type != MACH64_GX)
svga->render = svga_render_15bpp_highres;
svga->hdisp *= 8;
break;
case 4:
case 4:
mach64->draw_pixel = 16;
if (mach64->type != MACH64_GX)
svga->render = svga_render_16bpp_highres;
svga->hdisp *= 8;
break;
case 5:
case 5:
if (mach64->type != MACH64_GX)
svga->render = svga_render_24bpp_highres;
svga->hdisp *= 8;
svga->rowoffset = (svga->rowoffset * 3) / 2;
break;
case 6:
case 6:
mach64->draw_pixel = 32;
if (mach64->type != MACH64_GX)
svga->render = svga_render_32bpp_highres;
svga->hdisp *= 8;
@@ -643,11 +650,7 @@ static void mach64_accel_write_fifo(mach64_t *mach64, uint32_t addr, uint8_t val
(addr & 0x3ff) == 0x113) && !(val & 0x80))
{
mach64_start_fill(mach64);
#ifdef MACH64_DEBUG
pclog("%i %i %i %i %i %08x\n", (mach64->dst_height_width & 0x7ff), (mach64->dst_height_width & 0x7ff0000),
((mach64->dp_src & 7) != SRC_HOST), (((mach64->dp_src >> 8) & 7) != SRC_HOST),
(((mach64->dp_src >> 16) & 3) != MONO_SRC_HOST), mach64->dp_src);
#endif
if ((mach64->dst_height_width & 0x7ff) && (mach64->dst_height_width & 0x7ff0000) &&
((mach64->dp_src & 7) != SRC_HOST) && (((mach64->dp_src >> 8) & 7) != SRC_HOST) &&
(((mach64->dp_src >> 16) & 3) != MONO_SRC_HOST))
@@ -863,7 +866,9 @@ static void mach64_accel_write_fifo_l(mach64_t *mach64, uint32_t addr, uint32_t
if (mach64->accel.source_host || (mach64->dp_pix_width & DP_BYTE_PIX_ORDER))
mach64_blit(val, 32, mach64);
else
{
mach64_blit(((val & 0xff000000) >> 24) | ((val & 0x00ff0000) >> 8) | ((val & 0x0000ff00) << 8) | ((val & 0x000000ff) << 24), 32, mach64);
}
break;
default:
@@ -950,29 +955,36 @@ void mach64_cursor_dump(mach64_t *mach64)
void mach64_start_fill(mach64_t *mach64)
{
int x, y;
int x, y;
mach64->accel.dst_x = 0;
mach64->accel.dst_y = 0;
mach64->accel.dst_x_start = (mach64->dst_y_x >> 16) & 0xfff;
mach64->accel.dst_y_start = mach64->dst_y_x & 0xfff;
mach64->accel.dst_width = (mach64->dst_height_width >> 16) & 0x1fff;
mach64->accel.dst_height = mach64->dst_height_width & 0x1fff;
mach64->accel.dst_height = mach64->dst_height_width & 0x1fff;
if (((mach64->dp_src >> 16) & 7) == MONO_SRC_BLITSRC)
{
if (mach64->accel.dst_width & 7)
mach64->accel.dst_width = (mach64->accel.dst_width & ~7) + 8;
}
/*
if ((((mach64->dp_src >> 16) & 7) == MONO_SRC_BLITSRC))
{
pclog("Byte Align set=%02x\n", mach64->dp_pix_width & DP_BYTE_PIX_ORDER);
}
*/
if (((mach64->dp_src >> 16) & 7) == MONO_SRC_BLITSRC)
{
if (mach64->accel.dst_width & 7)
mach64->accel.dst_width = (mach64->accel.dst_width & ~7) + 8;
}
mach64->accel.x_count = mach64->accel.dst_width;
mach64->accel.x_count = mach64->accel.dst_width;
mach64->accel.src_x = 0;
mach64->accel.src_y = 0;
mach64->accel.src_x = 0;
mach64->accel.src_y = 0;
mach64->accel.src_x_start = (mach64->src_y_x >> 16) & 0xfff;
mach64->accel.src_y_start = mach64->src_y_x & 0xfff;
if (mach64->src_cntl & SRC_LINEAR_EN)
if (mach64->src_cntl & (SRC_LINEAR_EN|SRC_BYTE_ALIGN))
mach64->accel.src_x_count = 0x7ffffff; /*Essentially infinite*/
else
mach64->accel.src_x_count = (mach64->src_height1_width1 >> 16) & 0x7fff;
@@ -985,18 +997,9 @@ void mach64_start_fill(mach64_t *mach64)
mach64->accel.src_height1 = mach64->src_height1_width1 & 0x1fff;
mach64->accel.src_width2 = (mach64->src_height2_width2 >> 16) & 0x7fff;
mach64->accel.src_height2 = mach64->src_height2_width2 & 0x1fff;
#ifdef MACH64_DEBUG
pclog("src %i %i %i %i %08X %08X\n", mach64->accel.src_x_count,
mach64->accel.src_y_count,
mach64->accel.src_width1,
mach64->accel.src_height1,
mach64->src_height1_width1,
mach64->src_height2_width2);
#endif
mach64->accel.src_pitch = (mach64->src_off_pitch >> 22) * 8;
mach64->accel.src_offset = (mach64->src_off_pitch & 0xfffff) * 8;
mach64->accel.src_offset = (mach64->src_off_pitch & 0xfffff) * 8;
mach64->accel.dst_pitch = (mach64->dst_off_pitch >> 22) * 8;
mach64->accel.dst_offset = (mach64->dst_off_pitch & 0xfffff) * 8;
@@ -1006,18 +1009,18 @@ void mach64_start_fill(mach64_t *mach64)
mach64->accel.source_bg = mach64->dp_src & 7;
mach64->accel.source_fg = (mach64->dp_src >> 8) & 7;
mach64->accel.source_mix = (mach64->dp_src >> 16) & 7;
mach64->accel.source_mix = (mach64->dp_src >> 16) & 7;
mach64->accel.dst_pix_width = mach64->dp_pix_width & 7;
mach64->accel.src_pix_width = (mach64->dp_pix_width >> 8) & 7;
mach64->accel.host_pix_width = (mach64->dp_pix_width >> 16) & 7;
mach64->accel.dst_size = mach64_width[mach64->accel.dst_pix_width];
mach64->accel.src_size = mach64_width[mach64->accel.src_pix_width];
mach64->accel.host_size = mach64_width[mach64->accel.host_pix_width];
if (mach64->accel.src_size == WIDTH_1BIT)
mach64->accel.src_offset <<= 3;
mach64->accel.src_offset <<= 3;
else
mach64->accel.src_offset >>= mach64->accel.src_size;
@@ -1027,7 +1030,7 @@ void mach64_start_fill(mach64_t *mach64)
mach64->accel.dst_offset >>= mach64->accel.dst_size;
mach64->accel.xinc = (mach64->dst_cntl & DST_X_DIR) ? 1 : -1;
mach64->accel.yinc = (mach64->dst_cntl & DST_Y_DIR) ? 1 : -1;
mach64->accel.yinc = (mach64->dst_cntl & DST_Y_DIR) ? 1 : -1;
mach64->accel.source_host = ((mach64->dp_src & 7) == SRC_HOST) || (((mach64->dp_src >> 8) & 7) == SRC_HOST);
@@ -1046,9 +1049,6 @@ void mach64_start_fill(mach64_t *mach64)
mach64->accel.sc_top = mach64->sc_top_bottom & 0x7fff;
mach64->accel.sc_bottom = (mach64->sc_top_bottom >> 16) & 0x7fff;
/* mach64->accel.sc_left *= mach64_inc[mach64->accel.dst_pix_width];
mach64->accel.sc_right *= mach64_inc[mach64->accel.dst_pix_width];*/
mach64->accel.dp_frgd_clr = mach64->dp_frgd_clr;
mach64->accel.dp_bkgd_clr = mach64->dp_bkgd_clr;
@@ -1060,16 +1060,13 @@ void mach64_start_fill(mach64_t *mach64)
mach64->accel.poly_draw = 0;
mach64->accel.busy = 1;
#ifdef MACH64_DEBUG
pclog("mach64_start_fill : dst %i, %i src %i, %i size %i, %i src pitch %i offset %X dst pitch %i offset %X scissor %i %i %i %i src_fg %i mix %02X %02X\n", mach64->accel.dst_x_start, mach64->accel.dst_y_start, mach64->accel.src_x_start, mach64->accel.src_y_start, mach64->accel.dst_width, mach64->accel.dst_height, mach64->accel.src_pitch, mach64->accel.src_offset, mach64->accel.dst_pitch, mach64->accel.dst_offset, mach64->accel.sc_left, mach64->accel.sc_right, mach64->accel.sc_top, mach64->accel.sc_bottom, mach64->accel.source_fg, mach64->accel.mix_fg, mach64->accel.mix_bg);
#endif
mach64->accel.op = OP_RECT;
}
void mach64_start_line(mach64_t *mach64)
{
int x, y;
int x, y;
mach64->accel.dst_x = (mach64->dst_y_x >> 16) & 0xfff;
mach64->accel.dst_y = mach64->dst_y_x & 0xfff;
@@ -1092,7 +1089,7 @@ void mach64_start_line(mach64_t *mach64)
mach64->accel.dst_pix_width = mach64->dp_pix_width & 7;
mach64->accel.src_pix_width = (mach64->dp_pix_width >> 8) & 7;
mach64->accel.host_pix_width = (mach64->dp_pix_width >> 16) & 7;
mach64->accel.dst_size = mach64_width[mach64->accel.dst_pix_width];
mach64->accel.src_size = mach64_width[mach64->accel.src_pix_width];
mach64->accel.host_size = mach64_width[mach64->accel.host_pix_width];
@@ -1107,9 +1104,6 @@ void mach64_start_line(mach64_t *mach64)
else
mach64->accel.dst_offset >>= mach64->accel.dst_size;
/* mach64->accel.src_pitch *= mach64_inc[mach64->accel.src_pix_width];
mach64->accel.dst_pitch *= mach64_inc[mach64->accel.dst_pix_width];*/
mach64->accel.source_host = ((mach64->dp_src & 7) == SRC_HOST) || (((mach64->dp_src >> 8) & 7) == SRC_HOST);
for (y = 0; y < 8; y++)
@@ -1138,23 +1132,25 @@ void mach64_start_line(mach64_t *mach64)
mach64->accel.clr_cmp_src = mach64->clr_cmp_cntl & (1 << 24);
mach64->accel.busy = 1;
#ifdef MACH64_DEBUG
pclog("mach64_start_line\n");
#endif
mach64->accel.op = OP_LINE;
}
#define READ(addr, dat, width) if (width == 0) dat = svga->vram[((addr)) & mach64->vram_mask]; \
else if (width == 1) dat = *(uint16_t *)&svga->vram[((addr) << 1) & mach64->vram_mask]; \
else if (width == 2) dat = *(uint32_t *)&svga->vram[((addr) << 2) & mach64->vram_mask]; \
else if (mach64->dp_pix_width & DP_BYTE_PIX_ORDER) dat = (svga->vram[((addr) >> 3) & mach64->vram_mask] >> ((addr) & 7)) & 1; \
else dat = (svga->vram[((addr) >> 3) & mach64->vram_mask] >> (7 - ((addr) & 7))) & 1;
#define READ(addr, dat, width) if (width == 0) dat = svga->vram[((addr)) & mach64->vram_mask]; \
else if (width == 1) dat = *(uint16_t *)&svga->vram[((addr) << 1) & mach64->vram_mask]; \
else if (width == 2) dat = *(uint32_t *)&svga->vram[((addr) << 2) & mach64->vram_mask]; \
else \
{ \
if (mach64->dp_pix_width & DP_BYTE_PIX_ORDER) \
dat = (svga->vram[((addr) >> 3) & mach64->vram_mask] >> (((addr) & 7))) & 1; \
else \
dat = (svga->vram[((addr) >> 3) & mach64->vram_mask] >> (7 - ((addr) & 7))) & 1; \
}
#define MIX switch (mix ? mach64->accel.mix_fg : mach64->accel.mix_bg) \
{ \
case 0x0: dest_dat = ~dest_dat; break; \
case 0x1: dest_dat = 0; break; \
case 0x2: dest_dat = 0xffffffff; break; \
case 0x2: dest_dat = ~0; break; \
case 0x3: dest_dat = dest_dat; break; \
case 0x4: dest_dat = ~src_dat; break; \
case 0x5: dest_dat = src_dat ^ dest_dat; break; \
@@ -1169,7 +1165,7 @@ void mach64_start_line(mach64_t *mach64)
case 0xe: dest_dat = ~src_dat & dest_dat; break; \
case 0xf: dest_dat = ~(src_dat | dest_dat); break; \
}
#define WRITE(addr, width) if (width == 0) \
{ \
svga->vram[(addr) & mach64->vram_mask] = dest_dat; \
@@ -1187,17 +1183,10 @@ void mach64_start_line(mach64_t *mach64)
} \
else \
{ \
if (dest_dat & 1) { \
if (mach64->dp_pix_width & DP_BYTE_PIX_ORDER) \
svga->vram[((addr) >> 3) & mach64->vram_mask] |= 1 << ((addr) & 7); \
else \
svga->vram[((addr) >> 3) & mach64->vram_mask] |= 1 << (7 - ((addr) & 7)); \
} else { \
if (mach64->dp_pix_width & DP_BYTE_PIX_ORDER) \
svga->vram[((addr) >> 3) & mach64->vram_mask] &= ~(1 << ((addr) & 7)); \
else \
svga->vram[((addr) >> 3) & mach64->vram_mask] &= ~(1 << (7 - ((addr) & 7)));\
} \
if (dest_dat & 1) \
svga->vram[((addr) >> 3) & mach64->vram_mask] |= 1 << (((addr) & 7)); \
else \
svga->vram[((addr) >> 3) & mach64->vram_mask] &= ~(1 << (((addr) & 7))); \
svga->changedvram[(((addr) >> 3) & mach64->vram_mask) >> 12] = changeframecount; \
}
@@ -1225,7 +1214,7 @@ void mach64_blit(uint32_t cpu_dat, int count, mach64_t *mach64)
int dst_y = (mach64->accel.dst_y + mach64->accel.dst_y_start) & 0xfff;
int src_x;
int src_y = (mach64->accel.src_y + mach64->accel.src_y_start) & 0xfff;
if (mach64->src_cntl & SRC_LINEAR_EN)
src_x = mach64->accel.src_x;
else
@@ -1273,27 +1262,24 @@ void mach64_blit(uint32_t cpu_dat, int count, mach64_t *mach64)
mix = 1;
break;
case MONO_SRC_BLITSRC:
if (mach64->src_cntl & SRC_LINEAR_EN)
{
READ(mach64->accel.src_offset + src_x, mix, WIDTH_1BIT);
}
else
{
READ(mach64->accel.src_offset + (src_y * mach64->accel.src_pitch) + src_x, mix, WIDTH_1BIT);
}
if (mach64->src_cntl & SRC_LINEAR_EN) {
READ(mach64->accel.src_offset + src_x, mix, WIDTH_1BIT);
} else {
READ(mach64->accel.src_offset + (src_y * mach64->accel.src_pitch) + src_x, mix, WIDTH_1BIT);
}
break;
}
if (dst_x >= mach64->accel.sc_left && dst_x <= mach64->accel.sc_right &&
dst_y >= mach64->accel.sc_top && dst_y <= mach64->accel.sc_bottom)
{
{
switch (mix ? mach64->accel.source_fg : mach64->accel.source_bg)
{
case SRC_HOST:
src_dat = host_dat;
break;
case SRC_BLITSRC:
READ(mach64->accel.src_offset + (src_y * mach64->accel.src_pitch) + src_x, src_dat, mach64->accel.src_size);
READ(mach64->accel.src_offset + (src_y * mach64->accel.src_pitch) + src_x, src_dat, mach64->accel.src_size);
break;
case SRC_FG:
src_dat = mach64->accel.dp_frgd_clr;
@@ -1341,7 +1327,7 @@ void mach64_blit(uint32_t cpu_dat, int count, mach64_t *mach64)
mach64->accel.dp_frgd_clr = ((mach64->accel.dp_frgd_clr >> 8) & 0xffff) | (mach64->accel.dp_frgd_clr << 16);
mach64->accel.dp_bkgd_clr = ((mach64->accel.dp_bkgd_clr >> 8) & 0xffff) | (mach64->accel.dp_bkgd_clr << 16);
}
mach64->accel.src_x += mach64->accel.xinc;
mach64->accel.dst_x += mach64->accel.xinc;
if (!(mach64->src_cntl & SRC_LINEAR_EN))
@@ -1360,6 +1346,8 @@ void mach64_blit(uint32_t cpu_dat, int count, mach64_t *mach64)
}
}
mach64->accel.x_count--;
if (mach64->accel.x_count <= 0)
@@ -1391,19 +1379,17 @@ void mach64_blit(uint32_t cpu_dat, int count, mach64_t *mach64)
mach64->accel.poly_draw = 0;
mach64->accel.dst_height--;
if (mach64->accel.dst_height <= 0)
{
/*Blit finished*/
#ifdef MACH64_DEBUG
pclog("mach64 blit finished\n");
#endif
mach64->accel.busy = 0;
if (mach64->dst_cntl & DST_X_TILE)
mach64->dst_y_x = (mach64->dst_y_x & 0xfff) | ((mach64->dst_y_x + (mach64->accel.dst_width << 16)) & 0xfff0000);
if (mach64->dst_cntl & DST_Y_TILE)
mach64->dst_y_x = (mach64->dst_y_x & 0xfff0000) | ((mach64->dst_y_x + (mach64->dst_height_width & 0x1fff)) & 0xfff);
return;
return;
}
if (mach64->host_cntl & HOST_BYTE_ALIGN)
{
@@ -2018,7 +2004,7 @@ uint8_t mach64_ext_readb(uint32_t addr, void *p)
mach64_wait_fifo_idle(mach64);
READ8(addr, mach64->dp_frgd_clr);
break;
case 0x2d0: case 0x2d1: case 0x2d2: case 0x2d3:
mach64_wait_fifo_idle(mach64);
READ8(addr, mach64->dp_pix_width);

2
src/video/vid_svga.c
View File

@@ -69,7 +69,7 @@ void svga_out(uint16_t addr, uint8_t val, void *p)
switch (addr)
{
case 0x3C0:
case 0x3C1:
case 0x3C1:
if (!svga->attrff)
{
svga->attraddr = val & 31;