80486DX2-66/86Box-fork
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Merge remote-tracking branch 'upstream/master' into qt-fullscreen-stretch-maximize

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This commit is contained in:
Cacodemon345
2022-08-10 11:13:29 +06:00
parent 2ebee217b5 5a2ed500d3
commit f8accc5ab5
9 changed files with 167 additions and 148 deletions
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3
src/disk/hdc_esdi_mca.c
View File

@@ -863,7 +863,8 @@ esdi_read(uint16_t port, void *priv)
break;
default:
fatal("esdi_read port=%04x\n", port);
esdi_mca_log("esdi_read port=%04x\n", port);
break;
}
return (ret);

2
src/include/86box/m_amstrad.h
View File

@@ -20,7 +20,7 @@
#ifndef MACHINE_AMSTRAD_H
#define MACHINE_AMSTRAD_H
extern int amstrad_latch;
extern uint32_t amstrad_latch;
enum {
AMSTRAD_NOLATCH,

27
src/include/86box/timer.h
View File

@@ -198,30 +198,12 @@ extern pc_timer_t * timer_head;
extern int timer_inited;
static __inline void
timer_remove_head_inline(void)
{
pc_timer_t *timer;
if (timer_inited && timer_head) {
timer = timer_head;
timer_head = timer->next;
if (timer_head) {
timer_head->prev = NULL;
timer->next->prev = NULL;
}
timer->next = timer->prev = NULL;
timer->flags &= ~TIMER_ENABLED;
}
}
static __inline void
timer_process_inline(void)
{
pc_timer_t *timer;
if (!timer_inited || !timer_head)
if (!timer_head)
return;
while(1) {
@@ -230,7 +212,12 @@ timer_process_inline(void)
if (!TIMER_LESS_THAN_VAL(timer, (uint32_t)tsc))
break;
timer_remove_head_inline();
timer_head = timer->next;
if (timer_head)
timer_head->prev = NULL;
timer->next = timer->prev = NULL;
timer->flags &= ~TIMER_ENABLED;
if (timer->flags & TIMER_SPLIT)
timer_advance_ex(timer, 0); /* We're splitting a > 1 s period into multiple <= 1 s periods. */

2
src/include/86box/vid_xga.h
View File

@@ -92,7 +92,7 @@ typedef struct xga_t {
int on;
int op_mode_reset, linear_endian_reverse;
int sprite_pos, sprite_pos_prefetch, cursor_data_on;
int pal_test;
int pal_test, a5_test;
int type, bus;
uint32_t linear_base, linear_size, banked_mask;

73
src/io.c
View File

@@ -312,12 +312,14 @@ inb(uint16_t port)
p = q;
}
if (port & 0x80)
amstrad_latch = AMSTRAD_NOLATCH;
else if (port & 0x4000)
amstrad_latch = AMSTRAD_SW10;
else
amstrad_latch = AMSTRAD_SW9;
if (amstrad_latch & 0x80000000) {
if (port & 0x80)
amstrad_latch = AMSTRAD_NOLATCH | 0x80000000;
else if (port & 0x4000)
amstrad_latch = AMSTRAD_SW10 | 0x80000000;
else
amstrad_latch = AMSTRAD_SW9 | 0x80000000;
}
if (!found)
cycles -= io_delay;
@@ -401,12 +403,14 @@ inw(uint16_t port)
}
ret = (ret8[1] << 8) | ret8[0];
if (port & 0x80)
amstrad_latch = AMSTRAD_NOLATCH;
else if (port & 0x4000)
amstrad_latch = AMSTRAD_SW10;
else
amstrad_latch = AMSTRAD_SW9;
if (amstrad_latch & 0x80000000) {
if (port & 0x80)
amstrad_latch = AMSTRAD_NOLATCH | 0x80000000;
else if (port & 0x4000)
amstrad_latch = AMSTRAD_SW10 | 0x80000000;
else
amstrad_latch = AMSTRAD_SW9 | 0x80000000;
}
if (!found)
cycles -= io_delay;
@@ -487,17 +491,26 @@ inl(uint16_t port)
ret16[0] = ret & 0xffff;
ret16[1] = (ret >> 16) & 0xffff;
for (i = 0; i < 4; i += 2) {
p = io[(port + i) & 0xffff];
while(p) {
q = p->next;
if (p->inw && !p->inl) {
ret16[i >> 1] &= p->inw(port + i, p->priv);
found |= 2;
qfound++;
}
p = q;
}
p = io[port & 0xffff];
while (p) {
q = p->next;
if (p->inw && !p->inl) {
ret16[0] &= p->inw(port, p->priv);
found |= 2;
qfound++;
}
p = q;
}
p = io[(port + 2) & 0xffff];
while (p) {
q = p->next;
if (p->inw && !p->inl) {
ret16[1] &= p->inw(port + 2, p->priv);
found |= 2;
qfound++;
}
p = q;
}
ret = (ret16[1] << 16) | ret16[0];
@@ -519,12 +532,14 @@ inl(uint16_t port)
}
ret = (ret8[3] << 24) | (ret8[2] << 16) | (ret8[1] << 8) | ret8[0];
if (port & 0x80)
amstrad_latch = AMSTRAD_NOLATCH;
else if (port & 0x4000)
amstrad_latch = AMSTRAD_SW10;
else
amstrad_latch = AMSTRAD_SW9;
if (amstrad_latch & 0x80000000) {
if (port & 0x80)
amstrad_latch = AMSTRAD_NOLATCH | 0x80000000;
else if (port & 0x4000)
amstrad_latch = AMSTRAD_SW10 | 0x80000000;
else
amstrad_latch = AMSTRAD_SW9 | 0x80000000;
}
if (!found)
cycles -= io_delay;

5
src/machine/m_amstrad.c
View File

@@ -156,7 +156,7 @@ typedef struct {
fdc_t *fdc;
} amstrad_t;
int amstrad_latch;
uint32_t amstrad_latch;
static uint8_t key_queue[16];
static int key_queue_start = 0,
@@ -2255,7 +2255,7 @@ ams_read(uint16_t port, void *priv)
else if (video_is_mda())
ret |= 0xc0;
switch (amstrad_latch) {
switch (amstrad_latch & 0x7fffffff) {
case AMSTRAD_NOLATCH:
ret &= ~0x20;
break;
@@ -2293,6 +2293,7 @@ machine_amstrad_init(const machine_t *model, int type)
ams = (amstrad_t *) malloc(sizeof(amstrad_t));
memset(ams, 0x00, sizeof(amstrad_t));
ams->type = type;
amstrad_latch = 0x80000000;
switch (type) {
case AMS_PC200:

58
src/timer.c
View File

@@ -41,20 +41,31 @@ timer_enable(pc_timer_t *timer)
return;
}
timer_node = timer_head;
if (TIMER_LESS_THAN(timer, timer_head)) {
timer->next = timer_head;
timer->prev = NULL;
timer_head->prev = timer;
timer_head = timer;
timer_target = timer_head->ts.ts32.integer;
return;
}
if (!timer_head->next) {
timer_head->next = timer;
timer->prev = timer_head;
return;
}
pc_timer_t *prev = timer_head;
timer_node = timer_head->next;
while(1) {
/*Timer expires before timer_node. Add to list in front of timer_node*/
if (TIMER_LESS_THAN(timer, timer_node)) {
timer->next = timer_node;
timer->prev = timer_node->prev;
timer->prev = prev;
timer_node->prev = timer;
if (timer->prev)
timer->prev->next = timer;
else {
timer_head = timer;
timer_target = timer_head->ts.ts32.integer;
}
prev->next = timer;
return;
}
@@ -65,6 +76,7 @@ timer_enable(pc_timer_t *timer)
return;
}
prev = timer_node;
timer_node = timer_node->next;
}
}
@@ -91,33 +103,12 @@ timer_disable(pc_timer_t *timer)
}
void
timer_remove_head(void)
{
pc_timer_t *timer;
if (!timer_inited)
return;
if (timer_head) {
timer = timer_head;
timer_head = timer->next;
if (timer_head) {
timer_head->prev = NULL;
timer->next->prev = NULL;
}
timer->next = timer->prev = NULL;
timer->flags &= ~TIMER_ENABLED;
}
}
void
timer_process(void)
{
pc_timer_t *timer;
if (!timer_inited || !timer_head)
if (!timer_head)
return;
while(1) {
@@ -126,7 +117,12 @@ timer_process(void)
if (!TIMER_LESS_THAN_VAL(timer, (uint32_t)tsc))
break;
timer_remove_head();
timer_head = timer->next;
if (timer_head)
timer_head->prev = NULL;
timer->next = timer->prev = NULL;
timer->flags &= ~TIMER_ENABLED;
if (timer->flags & TIMER_SPLIT)
timer_advance_ex(timer, 0); /* We're splitting a > 1 s period into multiple <= 1 s periods. */

1
src/video/vid_svga.c
View File

@@ -1079,6 +1079,7 @@ svga_write_common(uint32_t addr, uint8_t val, uint8_t linear, void *p)
if (((svga->xga.op_mode & 7) >= 4) && (svga->xga.aperture_cntl == 1)) {
if (val == 0xa5) { /*Memory size test of XGA*/
svga->xga.test = val;
svga->xga.a5_test = 1;
return;
} else if (val == 0x5a) {
svga->xga.test = val;

144
src/video/vid_xga.c
View File

@@ -73,6 +73,8 @@ linear:
}
xga->on = 0;
vga_on = 1;
if (((xga->op_mode & 7) == 4) && ((svga->gdcreg[6] & 0x0c) == 0x0c) && !xga->a5_test)
xga->linear_endian_reverse = 1;
} else {
mem_mapping_disable(&svga->mapping);
mem_mapping_set_addr(&xga->video_mapping, 0xb0000, 0x10000);
@@ -320,8 +322,18 @@ xga_ext_out_reg(xga_t *xga, svga_t *svga, uint8_t idx, uint8_t val)
xga->cursor_data_on = 0;
}
}
if ((xga->sprite_pos > 16) && (xga->sprite_pos <= 0x1ff))
xga->cursor_data_on = 0;
if ((xga->sprite_pos > 16) && (xga->sprite_pos <= 0x1ff)) {
if (xga->aperture_cntl) {
if (xga->sprite_pos & 0x0f)
xga->cursor_data_on = 1;
else
xga->cursor_data_on = 0;
} else {
xga->cursor_data_on = 0;
}
}
//pclog("Sprite POS = %d, data on = %d, idx = %d, apcntl = %d\n", xga->sprite_pos, xga->cursor_data_on, xga->sprite_pal_addr_idx, xga->aperture_cntl);
break;
case 0x62:
@@ -716,7 +728,7 @@ xga_accel_read_pattern_map_pixel(svga_t *svga, int x, int y, int map, uint32_t b
xga_t *xga = &svga->xga;
uint32_t addr = base;
int bits;
uint32_t byte, byte2;
uint32_t byte;
uint8_t px;
int skip = 0;
@@ -735,7 +747,6 @@ xga_accel_read_pattern_map_pixel(svga_t *svga, int x, int y, int map, uint32_t b
} else {
byte = mem_readb_phys(addr);
}
byte2 = byte;
if ((xga->accel.px_map_format[map] & 8) && !(xga->access_mode & 8))
if (xga->linear_endian_reverse)
bits = 7 - (x & 7);
@@ -744,18 +755,18 @@ xga_accel_read_pattern_map_pixel(svga_t *svga, int x, int y, int map, uint32_t b
else {
bits = 7 - (x & 7);
}
px = (byte2 >> bits) & 1;
px = (byte >> bits) & 1;
return px;
}
static uint32_t
xga_accel_read_map_pixel(svga_t *svga, int x, int y, int map, uint32_t base, int width, int height)
xga_accel_read_map_pixel(svga_t *svga, int x, int y, int map, uint32_t base, int width)
{
xga_t *xga = &svga->xga;
uint32_t addr = base;
int bits;
uint32_t byte, byte2;
uint32_t byte;
uint8_t px;
int skip = 0;
@@ -776,7 +787,6 @@ xga_accel_read_map_pixel(svga_t *svga, int x, int y, int map, uint32_t base, int
} else {
byte = mem_readb_phys(addr);
}
byte2 = byte;
if ((xga->accel.px_map_format[map] & 8) && !(xga->access_mode & 8))
if (xga->linear_endian_reverse)
bits = 7 - (x & 7);
@@ -785,7 +795,7 @@ xga_accel_read_map_pixel(svga_t *svga, int x, int y, int map, uint32_t base, int
else {
bits = 7 - (x & 7);
}
px = (byte2 >> bits) & 1;
px = (byte >> bits) & 1;
return px;
case 3: /*8-bit*/
addr += (y * width);
@@ -819,12 +829,11 @@ xga_accel_read_map_pixel(svga_t *svga, int x, int y, int map, uint32_t base, int
}
static void
xga_accel_write_map_pixel(svga_t *svga, int x, int y, int map, uint32_t base, uint32_t pixel, int width, int height)
xga_accel_write_map_pixel(svga_t *svga, int x, int y, int map, uint32_t base, uint32_t pixel, int width)
{
xga_t *xga = &svga->xga;
uint32_t addr = base;
uint8_t byte, mask;
uint8_t byte2;
int skip = 0;
if (xga->base_addr_1mb) {
@@ -844,7 +853,6 @@ xga_accel_write_map_pixel(svga_t *svga, int x, int y, int map, uint32_t base, ui
} else {
byte = mem_readb_phys(addr);
}
byte2 = byte;
if ((xga->accel.px_map_format[map] & 8) && !(xga->access_mode & 8)) {
if (xga->linear_endian_reverse)
mask = 1 << (7 - (x & 7));
@@ -853,11 +861,19 @@ xga_accel_write_map_pixel(svga_t *svga, int x, int y, int map, uint32_t base, ui
} else {
mask = 1 << (7 - (x & 7));
}
byte2 = (byte2 & ~mask) | ((pixel ? 0xff : 0) & mask);
if (!skip) {
WRITE(addr, byte2);
byte = (byte & ~mask) | ((pixel ? 0xff : 0) & mask);
if (pixel & 1) {
if (!skip) {
xga->vram[((addr)) & (xga->vram_mask)] |= mask;
xga->changedvram[(((addr)) & (xga->vram_mask)) >> 12] = changeframecount;
}
} else {
if (!skip) {
xga->vram[((addr)) & (xga->vram_mask)] &= ~mask;
xga->changedvram[(((addr)) & (xga->vram_mask)) >> 12] = changeframecount;
}
}
mem_writeb_phys(addr, byte2);
mem_writeb_phys(addr, byte);
break;
case 3: /*8-bit*/
addr += (y * width);
@@ -947,8 +963,8 @@ xga_short_stroke(svga_t *svga, uint8_t ssv)
if (xga->accel.command & 0xc0) {
if ((dx >= xga->accel.mask_map_origin_x_off) && (dx <= ((xga->accel.px_map_width[0] & 0xfff) + xga->accel.mask_map_origin_x_off)) &&
(dy >= xga->accel.mask_map_origin_y_off) && (dy <= ((xga->accel.px_map_height[0] & 0xfff) + xga->accel.mask_map_origin_y_off))) {
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.src_map_x & 0xfff, xga->accel.src_map_y & 0xfff, xga->accel.src_map, srcbase, xga->accel.px_map_width[xga->accel.src_map] + 1, xga->accel.px_map_height[xga->accel.src_map] + 1) : xga->accel.frgd_color;
dest_dat = xga_accel_read_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.src_map_x & 0xfff, xga->accel.src_map_y & 0xfff, xga->accel.src_map, srcbase, xga->accel.px_map_width[xga->accel.src_map] + 1) : xga->accel.frgd_color;
dest_dat = xga_accel_read_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, xga->accel.px_map_width[xga->accel.dst_map] + 1);
if ((xga->accel.cc_cond == 4) ||
((xga->accel.cc_cond == 1) && (dest_dat > color_cmp)) ||
@@ -962,19 +978,19 @@ xga_short_stroke(svga_t *svga, uint8_t ssv)
dest_dat = (dest_dat & plane_mask) | (old_dest_dat & ~plane_mask);
if ((xga->accel.command & 0x30) == 0) {
if (ssv & 0x10)
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
} else if (((xga->accel.command & 0x30) == 0x10) && x) {
if (ssv & 0x10)
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
} else if (((xga->accel.command & 0x30) == 0x20) && y) {
if (ssv & 0x10)
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
}
}
}
} else {
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.src_map_x & 0xfff, xga->accel.src_map_y & 0xfff, xga->accel.src_map, srcbase, xga->accel.px_map_width[xga->accel.src_map] + 1, xga->accel.px_map_height[xga->accel.src_map] + 1) : xga->accel.frgd_color;
dest_dat = xga_accel_read_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.src_map_x & 0xfff, xga->accel.src_map_y & 0xfff, xga->accel.src_map, srcbase, xga->accel.px_map_width[xga->accel.src_map] + 1) : xga->accel.frgd_color;
dest_dat = xga_accel_read_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, xga->accel.px_map_width[xga->accel.dst_map] + 1);
if ((xga->accel.cc_cond == 4) ||
((xga->accel.cc_cond == 1) && (dest_dat > color_cmp)) ||
@@ -988,13 +1004,13 @@ xga_short_stroke(svga_t *svga, uint8_t ssv)
dest_dat = (dest_dat & plane_mask) | (old_dest_dat & ~plane_mask);
if ((xga->accel.command & 0x30) == 0) {
if (ssv & 0x10)
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
} else if (((xga->accel.command & 0x30) == 0x10) && x) {
if (ssv & 0x10)
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
} else if (((xga->accel.command & 0x30) == 0x20) && y) {
if (ssv & 0x10)
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
}
}
}
@@ -1080,8 +1096,8 @@ xga_line_draw_write(svga_t *svga)
if (steep) {
if ((dx >= xga->accel.mask_map_origin_x_off) && (dx <= ((xga->accel.px_map_width[0] & 0xfff) + xga->accel.mask_map_origin_x_off)) &&
(dy >= xga->accel.mask_map_origin_y_off) && (dy <= ((xga->accel.px_map_height[0] & 0xfff) + xga->accel.mask_map_origin_y_off))) {
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.src_map_x & 0xfff, xga->accel.src_map_y & 0xfff, xga->accel.src_map, srcbase, xga->accel.px_map_width[xga->accel.src_map] + 1, xga->accel.px_map_height[xga->accel.src_map] + 1) : xga->accel.frgd_color;
dest_dat = xga_accel_read_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.src_map_x & 0xfff, xga->accel.src_map_y & 0xfff, xga->accel.src_map, srcbase, xga->accel.px_map_width[xga->accel.src_map] + 1) : xga->accel.frgd_color;
dest_dat = xga_accel_read_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, xga->accel.px_map_width[xga->accel.dst_map] + 1);
if ((xga->accel.cc_cond == 4) ||
((xga->accel.cc_cond == 1) && (dest_dat > color_cmp)) ||
@@ -1094,18 +1110,18 @@ xga_line_draw_write(svga_t *svga)
ROP(1, dest_dat, src_dat);
dest_dat = (dest_dat & plane_mask) | (old_dest_dat & ~plane_mask);
if ((xga->accel.command & 0x30) == 0)
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
else if (((xga->accel.command & 0x30) == 0x10) && x)
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
else if (((xga->accel.command & 0x30) == 0x20) && y)
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
}
}
} else {
if ((dy >= xga->accel.mask_map_origin_x_off) && (dy <= ((xga->accel.px_map_width[0] & 0xfff) + xga->accel.mask_map_origin_x_off)) &&
(dx >= xga->accel.mask_map_origin_y_off) && (dx <= ((xga->accel.px_map_height[0] & 0xfff) + xga->accel.mask_map_origin_y_off))) {
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.src_map_x & 0xfff, xga->accel.src_map_y & 0xfff, xga->accel.src_map, srcbase, xga->accel.px_map_width[xga->accel.src_map] + 1, xga->accel.px_map_height[xga->accel.src_map] + 1) : xga->accel.frgd_color;
dest_dat = xga_accel_read_map_pixel(svga, dy, dx, xga->accel.dst_map, dstbase, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.src_map_x & 0xfff, xga->accel.src_map_y & 0xfff, xga->accel.src_map, srcbase, xga->accel.px_map_width[xga->accel.src_map] + 1) : xga->accel.frgd_color;
dest_dat = xga_accel_read_map_pixel(svga, dy, dx, xga->accel.dst_map, dstbase, xga->accel.px_map_width[xga->accel.dst_map] + 1);
if ((xga->accel.cc_cond == 4) ||
((xga->accel.cc_cond == 1) && (dest_dat > color_cmp)) ||
@@ -1118,18 +1134,18 @@ xga_line_draw_write(svga_t *svga)
ROP(1, dest_dat, src_dat);
dest_dat = (dest_dat & plane_mask) | (old_dest_dat & ~plane_mask);
if ((xga->accel.command & 0x30) == 0)
xga_accel_write_map_pixel(svga, dy, dx, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dy, dx, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
else if (((xga->accel.command & 0x30) == 0x10) && x)
xga_accel_write_map_pixel(svga, dy, dx, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dy, dx, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
else if (((xga->accel.command & 0x30) == 0x20) && y)
xga_accel_write_map_pixel(svga, dy, dx, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dy, dx, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
}
}
}
} else {
if (steep) {
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.src_map_x & 0xfff, xga->accel.src_map_y & 0xfff, xga->accel.src_map, srcbase, xga->accel.px_map_width[xga->accel.src_map] + 1, xga->accel.px_map_height[xga->accel.src_map] + 1) : xga->accel.frgd_color;
dest_dat = xga_accel_read_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.src_map_x & 0xfff, xga->accel.src_map_y & 0xfff, xga->accel.src_map, srcbase, xga->accel.px_map_width[xga->accel.src_map] + 1) : xga->accel.frgd_color;
dest_dat = xga_accel_read_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, xga->accel.px_map_width[xga->accel.dst_map] + 1);
if ((xga->accel.cc_cond == 4) ||
((xga->accel.cc_cond == 1) && (dest_dat > color_cmp)) ||
@@ -1142,15 +1158,15 @@ xga_line_draw_write(svga_t *svga)
ROP(1, dest_dat, src_dat);
dest_dat = (dest_dat & plane_mask) | (old_dest_dat & ~plane_mask);
if ((xga->accel.command & 0x30) == 0)
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
else if (((xga->accel.command & 0x30) == 0x10) && x)
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
else if (((xga->accel.command & 0x30) == 0x20) && y)
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dx, dy, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
}
} else {
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.src_map_x & 0xfff, xga->accel.src_map_y & 0xfff, xga->accel.src_map, srcbase, xga->accel.px_map_width[xga->accel.src_map] + 1, xga->accel.px_map_height[xga->accel.src_map] + 1) : xga->accel.frgd_color;
dest_dat = xga_accel_read_map_pixel(svga, dy, dx, xga->accel.dst_map, dstbase, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.src_map_x & 0xfff, xga->accel.src_map_y & 0xfff, xga->accel.src_map, srcbase, xga->accel.px_map_width[xga->accel.src_map] + 1) : xga->accel.frgd_color;
dest_dat = xga_accel_read_map_pixel(svga, dy, dx, xga->accel.dst_map, dstbase, xga->accel.px_map_width[xga->accel.dst_map] + 1);
if ((xga->accel.cc_cond == 4) ||
((xga->accel.cc_cond == 1) && (dest_dat > color_cmp)) ||
@@ -1163,11 +1179,11 @@ xga_line_draw_write(svga_t *svga)
ROP(1, dest_dat, src_dat);
dest_dat = (dest_dat & plane_mask) | (old_dest_dat & ~plane_mask);
if ((xga->accel.command & 0x30) == 0)
xga_accel_write_map_pixel(svga, dy, dx, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dy, dx, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
else if (((xga->accel.command & 0x30) == 0x10) && x)
xga_accel_write_map_pixel(svga, dy, dx, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dy, dx, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
else if (((xga->accel.command & 0x30) == 0x20) && y)
xga_accel_write_map_pixel(svga, dy, dx, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, dy, dx, xga->accel.dst_map, dstbase, dest_dat, xga->accel.px_map_width[xga->accel.dst_map] + 1);
}
}
}
@@ -1267,8 +1283,8 @@ xga_bitblt(svga_t *svga)
if (xga->accel.command & 0xc0) {
if ((xga->accel.dx >= xga->accel.mask_map_origin_x_off) && (xga->accel.dx <= ((xga->accel.px_map_width[0] & 0xfff) + xga->accel.mask_map_origin_x_off)) &&
(xga->accel.dy >= xga->accel.mask_map_origin_y_off) && (xga->accel.dy <= ((xga->accel.px_map_height[0] & 0xfff) + xga->accel.mask_map_origin_y_off))) {
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.sx, xga->accel.sy, xga->accel.src_map, srcbase, srcwidth + 1, xga->accel.px_map_height[xga->accel.src_map] + 1) : xga->accel.frgd_color;
dest_dat = xga_accel_read_map_pixel(svga, xga->accel.dx, xga->accel.dy, xga->accel.dst_map, dstbase, dstwidth + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.sx, xga->accel.sy, xga->accel.src_map, srcbase, srcwidth + 1) : xga->accel.frgd_color;
dest_dat = xga_accel_read_map_pixel(svga, xga->accel.dx, xga->accel.dy, xga->accel.dst_map, dstbase, dstwidth + 1);
if ((xga->accel.cc_cond == 4) ||
((xga->accel.cc_cond == 1) && (dest_dat > color_cmp)) ||
@@ -1280,12 +1296,12 @@ xga_bitblt(svga_t *svga)
old_dest_dat = dest_dat;
ROP(1, dest_dat, src_dat);
dest_dat = (dest_dat & plane_mask) | (old_dest_dat & ~plane_mask);
xga_accel_write_map_pixel(svga, xga->accel.dx, xga->accel.dy, xga->accel.dst_map, dstbase, dest_dat, dstwidth + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, xga->accel.dx, xga->accel.dy, xga->accel.dst_map, dstbase, dest_dat, dstwidth + 1);
}
}
} else {
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.sx, xga->accel.sy, xga->accel.src_map, srcbase, srcwidth + 1, xga->accel.px_map_height[xga->accel.src_map] + 1) : xga->accel.frgd_color;
dest_dat = xga_accel_read_map_pixel(svga, xga->accel.dx, xga->accel.dy, xga->accel.dst_map, dstbase, dstwidth + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.sx, xga->accel.sy, xga->accel.src_map, srcbase, srcwidth + 1) : xga->accel.frgd_color;
dest_dat = xga_accel_read_map_pixel(svga, xga->accel.dx, xga->accel.dy, xga->accel.dst_map, dstbase, dstwidth + 1);
if ((xga->accel.cc_cond == 4) ||
((xga->accel.cc_cond == 1) && (dest_dat > color_cmp)) ||
@@ -1297,7 +1313,7 @@ xga_bitblt(svga_t *svga)
old_dest_dat = dest_dat;
ROP(1, dest_dat, src_dat);
dest_dat = (dest_dat & plane_mask) | (old_dest_dat & ~plane_mask);
xga_accel_write_map_pixel(svga, xga->accel.dx, xga->accel.dy, xga->accel.dst_map, dstbase, dest_dat, dstwidth + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, xga->accel.dx, xga->accel.dy, xga->accel.dst_map, dstbase, dest_dat, dstwidth + 1);
}
}
@@ -1361,11 +1377,11 @@ xga_bitblt(svga_t *svga)
if ((xga->accel.dx >= xga->accel.mask_map_origin_x_off) && (xga->accel.dx <= ((xga->accel.px_map_width[0] & 0xfff) + xga->accel.mask_map_origin_x_off)) &&
(xga->accel.dy >= xga->accel.mask_map_origin_y_off) && (xga->accel.dy <= ((xga->accel.px_map_height[0] & 0xfff) + xga->accel.mask_map_origin_y_off))) {
if (mix)
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.sx, xga->accel.sy, xga->accel.src_map, srcbase, srcwidth + 1, xga->accel.px_map_height[xga->accel.src_map] + 1) : xga->accel.frgd_color;
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.sx, xga->accel.sy, xga->accel.src_map, srcbase, srcwidth + 1) : xga->accel.frgd_color;
else
src_dat = (((xga->accel.command >> 30) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.sx, xga->accel.sy, xga->accel.src_map, srcbase, srcwidth + 1, xga->accel.px_map_height[xga->accel.src_map] + 1) : xga->accel.bkgd_color;
src_dat = (((xga->accel.command >> 30) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.sx, xga->accel.sy, xga->accel.src_map, srcbase, srcwidth + 1) : xga->accel.bkgd_color;
dest_dat = xga_accel_read_map_pixel(svga, xga->accel.dx, xga->accel.dy, xga->accel.dst_map, dstbase, dstwidth + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
dest_dat = xga_accel_read_map_pixel(svga, xga->accel.dx, xga->accel.dy, xga->accel.dst_map, dstbase, dstwidth + 1);
if ((xga->accel.cc_cond == 4) ||
((xga->accel.cc_cond == 1) && (dest_dat > color_cmp)) ||
@@ -1377,16 +1393,16 @@ xga_bitblt(svga_t *svga)
old_dest_dat = dest_dat;
ROP(mix, dest_dat, src_dat);
dest_dat = (dest_dat & plane_mask) | (old_dest_dat & ~plane_mask);
xga_accel_write_map_pixel(svga, xga->accel.dx, xga->accel.dy, xga->accel.dst_map, dstbase, dest_dat, dstwidth + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, xga->accel.dx, xga->accel.dy, xga->accel.dst_map, dstbase, dest_dat, dstwidth + 1);
}
}
} else {
if (mix)
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.sx, xga->accel.sy, xga->accel.src_map, srcbase, srcwidth + 1, xga->accel.px_map_height[xga->accel.src_map] + 1) : xga->accel.frgd_color;
src_dat = (((xga->accel.command >> 28) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.sx, xga->accel.sy, xga->accel.src_map, srcbase, srcwidth + 1) : xga->accel.frgd_color;
else
src_dat = (((xga->accel.command >> 30) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.sx, xga->accel.sy, xga->accel.src_map, srcbase, srcwidth + 1, xga->accel.px_map_height[xga->accel.src_map] + 1) : xga->accel.bkgd_color;
src_dat = (((xga->accel.command >> 30) & 3) == 2) ? xga_accel_read_map_pixel(svga, xga->accel.sx, xga->accel.sy, xga->accel.src_map, srcbase, srcwidth + 1) : xga->accel.bkgd_color;
dest_dat = xga_accel_read_map_pixel(svga, xga->accel.dx, xga->accel.dy, xga->accel.dst_map, dstbase, dstwidth + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
dest_dat = xga_accel_read_map_pixel(svga, xga->accel.dx, xga->accel.dy, xga->accel.dst_map, dstbase, dstwidth + 1);
if ((xga->accel.cc_cond == 4) ||
((xga->accel.cc_cond == 1) && (dest_dat > color_cmp)) ||
@@ -1398,7 +1414,7 @@ xga_bitblt(svga_t *svga)
old_dest_dat = dest_dat;
ROP(mix, dest_dat, src_dat);
dest_dat = (dest_dat & plane_mask) | (old_dest_dat & ~plane_mask);
xga_accel_write_map_pixel(svga, xga->accel.dx, xga->accel.dy, xga->accel.dst_map, dstbase, dest_dat, dstwidth + 1, xga->accel.px_map_height[xga->accel.dst_map] + 1);
xga_accel_write_map_pixel(svga, xga->accel.dx, xga->accel.dy, xga->accel.dst_map, dstbase, dest_dat, dstwidth + 1);
}
}
@@ -1827,7 +1843,7 @@ exec_command:
xga->accel.src_map = ((xga->accel.command >> 20) & 0x0f);
//if (xga->accel.pat_src) {
// pclog("[%04X:%08X]: Accel Command = %02x, full = %08x, patwidth = %d, dstwidth = %d, srcwidth = %d, patheight = %d, dstheight = %d, srcheight = %d, px = %d, py = %d, dx = %d, dy = %d, sx = %d, sy = %d, patsrc = %d, dstmap = %d, srcmap = %d, dstbase = %08x, srcbase = %08x, patbase = %08x, dstformat = %x, srcformat = %x\n",
// pclog("[%04X:%08X]: Accel Command = %02x, full = %08x, patwidth = %d, dstwidth = %d, srcwidth = %d, patheight = %d, dstheight = %d, srcheight = %d, px = %d, py = %d, dx = %d, dy = %d, sx = %d, sy = %d, patsrc = %d, dstmap = %d, srcmap = %d, dstbase = %08x, srcbase = %08x, patbase = %08x, dstformat = %x, srcformat = %x, planemask = %08x\n",
// CS, cpu_state.pc, ((xga->accel.command >> 24) & 0x0f), xga->accel.command, xga->accel.px_map_width[xga->accel.pat_src],
// xga->accel.px_map_width[xga->accel.dst_map], xga->accel.px_map_width[xga->accel.src_map],
// xga->accel.px_map_height[xga->accel.pat_src], xga->accel.px_map_height[xga->accel.dst_map],
@@ -1837,8 +1853,8 @@ exec_command:
// xga->accel.src_map_x, xga->accel.src_map_y,
// xga->accel.pat_src, xga->accel.dst_map, xga->accel.src_map,
// xga->accel.px_map_base[xga->accel.dst_map], xga->accel.px_map_base[xga->accel.src_map], xga->accel.px_map_base[xga->accel.pat_src],
// xga->accel.px_map_format[xga->accel.dst_map] & 0x0f, xga->accel.px_map_format[xga->accel.src_map] & 0x0f);
// pclog("\n");
// xga->accel.px_map_format[xga->accel.dst_map] & 0x0f, xga->accel.px_map_format[xga->accel.src_map] & 0x0f, xga->accel.plane_mask);
// //pclog("\n");
//}
switch ((xga->accel.command >> 24) & 0x0f) {
case 3: /*Bresenham Line Draw Read*/
@@ -2681,6 +2697,8 @@ static void
xga->hwcursor.cur_xsize = 64;
xga->hwcursor.cur_ysize = 64;
xga->bios_rom.sz = 0x2000;
xga->linear_endian_reverse = 0;
xga->a5_test = 0;
f = rom_fopen(xga->type ? XGA2_BIOS_PATH : XGA_BIOS_PATH, "rb");
(void)fseek(f, 0L, SEEK_END);