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-rw-r--r--hw/display/tcx.c677
-rw-r--r--hw/sparc/sun4m.c56
2 files changed, 596 insertions, 137 deletions
diff --git a/hw/display/tcx.c b/hw/display/tcx.c
index b1cd2a93a9..a9f9f66d15 100644
--- a/hw/display/tcx.c
+++ b/hw/display/tcx.c
@@ -33,10 +33,20 @@
#define MAXX 1024
#define MAXY 768
-#define TCX_DAC_NREGS 16
-#define TCX_THC_NREGS_8 0x081c
-#define TCX_THC_NREGS_24 0x1000
+#define TCX_DAC_NREGS 16
+#define TCX_THC_NREGS 0x1000
+#define TCX_DHC_NREGS 0x4000
#define TCX_TEC_NREGS 0x1000
+#define TCX_ALT_NREGS 0x8000
+#define TCX_STIP_NREGS 0x800000
+#define TCX_BLIT_NREGS 0x800000
+#define TCX_RSTIP_NREGS 0x800000
+#define TCX_RBLIT_NREGS 0x800000
+
+#define TCX_THC_MISC 0x818
+#define TCX_THC_CURSXY 0x8fc
+#define TCX_THC_CURSMASK 0x900
+#define TCX_THC_CURSBITS 0x980
#define TYPE_TCX "SUNW,tcx"
#define TCX(obj) OBJECT_CHECK(TCXState, (obj), TYPE_TCX)
@@ -45,6 +55,7 @@ typedef struct TCXState {
SysBusDevice parent_obj;
QemuConsole *con;
+ qemu_irq irq;
uint8_t *vram;
uint32_t *vram24, *cplane;
hwaddr prom_addr;
@@ -52,17 +63,30 @@ typedef struct TCXState {
MemoryRegion vram_mem;
MemoryRegion vram_8bit;
MemoryRegion vram_24bit;
+ MemoryRegion stip;
+ MemoryRegion blit;
MemoryRegion vram_cplane;
- MemoryRegion dac;
+ MemoryRegion rstip;
+ MemoryRegion rblit;
MemoryRegion tec;
+ MemoryRegion dac;
+ MemoryRegion thc;
+ MemoryRegion dhc;
+ MemoryRegion alt;
MemoryRegion thc24;
- MemoryRegion thc8;
+
ram_addr_t vram24_offset, cplane_offset;
+ uint32_t tmpblit;
uint32_t vram_size;
- uint32_t palette[256];
- uint8_t r[256], g[256], b[256];
+ uint32_t palette[260];
+ uint8_t r[260], g[260], b[260];
uint16_t width, height, depth;
uint8_t dac_index, dac_state;
+ uint32_t thcmisc;
+ uint32_t cursmask[32];
+ uint32_t cursbits[32];
+ uint16_t cursx;
+ uint16_t cursy;
} TCXState;
static void tcx_set_dirty(TCXState *s)
@@ -70,10 +94,36 @@ static void tcx_set_dirty(TCXState *s)
memory_region_set_dirty(&s->vram_mem, 0, MAXX * MAXY);
}
-static void tcx24_set_dirty(TCXState *s)
+static inline int tcx24_check_dirty(TCXState *s, ram_addr_t page,
+ ram_addr_t page24, ram_addr_t cpage)
{
- memory_region_set_dirty(&s->vram_mem, s->vram24_offset, MAXX * MAXY * 4);
- memory_region_set_dirty(&s->vram_mem, s->cplane_offset, MAXX * MAXY * 4);
+ int ret;
+
+ ret = memory_region_get_dirty(&s->vram_mem, page, TARGET_PAGE_SIZE,
+ DIRTY_MEMORY_VGA);
+ ret |= memory_region_get_dirty(&s->vram_mem, page24, TARGET_PAGE_SIZE * 4,
+ DIRTY_MEMORY_VGA);
+ ret |= memory_region_get_dirty(&s->vram_mem, cpage, TARGET_PAGE_SIZE * 4,
+ DIRTY_MEMORY_VGA);
+ return ret;
+}
+
+static inline void tcx24_reset_dirty(TCXState *ts, ram_addr_t page_min,
+ ram_addr_t page_max, ram_addr_t page24,
+ ram_addr_t cpage)
+{
+ memory_region_reset_dirty(&ts->vram_mem,
+ page_min,
+ (page_max - page_min) + TARGET_PAGE_SIZE,
+ DIRTY_MEMORY_VGA);
+ memory_region_reset_dirty(&ts->vram_mem,
+ page24 + page_min * 4,
+ (page_max - page_min) * 4 + TARGET_PAGE_SIZE,
+ DIRTY_MEMORY_VGA);
+ memory_region_reset_dirty(&ts->vram_mem,
+ cpage + page_min * 4,
+ (page_max - page_min) * 4 + TARGET_PAGE_SIZE,
+ DIRTY_MEMORY_VGA);
}
static void update_palette_entries(TCXState *s, int start, int end)
@@ -102,11 +152,7 @@ static void update_palette_entries(TCXState *s, int start, int end)
break;
}
}
- if (s->depth == 24) {
- tcx24_set_dirty(s);
- } else {
- tcx_set_dirty(s);
- }
+ tcx_set_dirty(s);
}
static void tcx_draw_line32(TCXState *s1, uint8_t *d,
@@ -116,7 +162,7 @@ static void tcx_draw_line32(TCXState *s1, uint8_t *d,
uint8_t val;
uint32_t *p = (uint32_t *)d;
- for(x = 0; x < width; x++) {
+ for (x = 0; x < width; x++) {
val = *s++;
*p++ = s1->palette[val];
}
@@ -129,7 +175,7 @@ static void tcx_draw_line16(TCXState *s1, uint8_t *d,
uint8_t val;
uint16_t *p = (uint16_t *)d;
- for(x = 0; x < width; x++) {
+ for (x = 0; x < width; x++) {
val = *s++;
*p++ = s1->palette[val];
}
@@ -147,6 +193,83 @@ static void tcx_draw_line8(TCXState *s1, uint8_t *d,
}
}
+static void tcx_draw_cursor32(TCXState *s1, uint8_t *d,
+ int y, int width)
+{
+ int x, len;
+ uint32_t mask, bits;
+ uint32_t *p = (uint32_t *)d;
+
+ y = y - s1->cursy;
+ mask = s1->cursmask[y];
+ bits = s1->cursbits[y];
+ len = MIN(width - s1->cursx, 32);
+ p = &p[s1->cursx];
+ for (x = 0; x < len; x++) {
+ if (mask & 0x80000000) {
+ if (bits & 0x80000000) {
+ *p = s1->palette[259];
+ } else {
+ *p = s1->palette[258];
+ }
+ }
+ p++;
+ mask <<= 1;
+ bits <<= 1;
+ }
+}
+
+static void tcx_draw_cursor16(TCXState *s1, uint8_t *d,
+ int y, int width)
+{
+ int x, len;
+ uint32_t mask, bits;
+ uint16_t *p = (uint16_t *)d;
+
+ y = y - s1->cursy;
+ mask = s1->cursmask[y];
+ bits = s1->cursbits[y];
+ len = MIN(width - s1->cursx, 32);
+ p = &p[s1->cursx];
+ for (x = 0; x < len; x++) {
+ if (mask & 0x80000000) {
+ if (bits & 0x80000000) {
+ *p = s1->palette[259];
+ } else {
+ *p = s1->palette[258];
+ }
+ }
+ p++;
+ mask <<= 1;
+ bits <<= 1;
+ }
+}
+
+static void tcx_draw_cursor8(TCXState *s1, uint8_t *d,
+ int y, int width)
+{
+ int x, len;
+ uint32_t mask, bits;
+
+ y = y - s1->cursy;
+ mask = s1->cursmask[y];
+ bits = s1->cursbits[y];
+ len = MIN(width - s1->cursx, 32);
+ d = &d[s1->cursx];
+ for (x = 0; x < len; x++) {
+ if (mask & 0x80000000) {
+ if (bits & 0x80000000) {
+ *d = s1->palette[259];
+ } else {
+ *d = s1->palette[258];
+ }
+ }
+ d++;
+ mask <<= 1;
+ bits <<= 1;
+ }
+}
+
/*
XXX Could be much more optimal:
* detect if line/page/whole screen is in 24 bit mode
@@ -162,11 +285,10 @@ static inline void tcx24_draw_line32(TCXState *s1, uint8_t *d,
uint8_t val, *p8;
uint32_t *p = (uint32_t *)d;
uint32_t dval;
-
bgr = is_surface_bgr(surface);
for(x = 0; x < width; x++, s++, s24++) {
- if ((be32_to_cpu(*cplane++) & 0xff000000) == 0x03000000) {
- // 24-bit direct, BGR order
+ if (be32_to_cpu(*cplane) & 0x03000000) {
+ /* 24-bit direct, BGR order */
p8 = (uint8_t *)s24;
p8++;
b = *p8++;
@@ -177,47 +299,18 @@ static inline void tcx24_draw_line32(TCXState *s1, uint8_t *d,
else
dval = rgb_to_pixel32(r, g, b);
} else {
+ /* 8-bit pseudocolor */
val = *s;
dval = s1->palette[val];
}
*p++ = dval;
+ cplane++;
}
}
-static inline int check_dirty(TCXState *s, ram_addr_t page, ram_addr_t page24,
- ram_addr_t cpage)
-{
- int ret;
-
- ret = memory_region_get_dirty(&s->vram_mem, page, TARGET_PAGE_SIZE,
- DIRTY_MEMORY_VGA);
- ret |= memory_region_get_dirty(&s->vram_mem, page24, TARGET_PAGE_SIZE * 4,
- DIRTY_MEMORY_VGA);
- ret |= memory_region_get_dirty(&s->vram_mem, cpage, TARGET_PAGE_SIZE * 4,
- DIRTY_MEMORY_VGA);
- return ret;
-}
-
-static inline void reset_dirty(TCXState *ts, ram_addr_t page_min,
- ram_addr_t page_max, ram_addr_t page24,
- ram_addr_t cpage)
-{
- memory_region_reset_dirty(&ts->vram_mem,
- page_min,
- (page_max - page_min) + TARGET_PAGE_SIZE,
- DIRTY_MEMORY_VGA);
- memory_region_reset_dirty(&ts->vram_mem,
- page24 + page_min * 4,
- (page_max - page_min) * 4 + TARGET_PAGE_SIZE,
- DIRTY_MEMORY_VGA);
- memory_region_reset_dirty(&ts->vram_mem,
- cpage + page_min * 4,
- (page_max - page_min) * 4 + TARGET_PAGE_SIZE,
- DIRTY_MEMORY_VGA);
-}
-
/* Fixed line length 1024 allows us to do nice tricks not possible on
VGA... */
+
static void tcx_update_display(void *opaque)
{
TCXState *ts = opaque;
@@ -226,6 +319,7 @@ static void tcx_update_display(void *opaque)
int y, y_start, dd, ds;
uint8_t *d, *s;
void (*f)(TCXState *s1, uint8_t *dst, const uint8_t *src, int width);
+ void (*fc)(TCXState *s1, uint8_t *dst, int y, int width);
if (surface_bits_per_pixel(surface) == 0) {
return;
@@ -243,20 +337,23 @@ static void tcx_update_display(void *opaque)
switch (surface_bits_per_pixel(surface)) {
case 32:
f = tcx_draw_line32;
+ fc = tcx_draw_cursor32;
break;
case 15:
case 16:
f = tcx_draw_line16;
+ fc = tcx_draw_cursor16;
break;
default:
case 8:
f = tcx_draw_line8;
+ fc = tcx_draw_cursor8;
break;
case 0:
return;
}
- for(y = 0; y < ts->height; y += 4, page += TARGET_PAGE_SIZE) {
+ for (y = 0; y < ts->height; page += TARGET_PAGE_SIZE) {
if (memory_region_get_dirty(&ts->vram_mem, page, TARGET_PAGE_SIZE,
DIRTY_MEMORY_VGA)) {
if (y_start < 0)
@@ -265,18 +362,38 @@ static void tcx_update_display(void *opaque)
page_min = page;
if (page > page_max)
page_max = page;
+
f(ts, d, s, ts->width);
+ if (y >= ts->cursy && y < ts->cursy + 32 && ts->cursx < ts->width) {
+ fc(ts, d, y, ts->width);
+ }
d += dd;
s += ds;
+ y++;
+
f(ts, d, s, ts->width);
+ if (y >= ts->cursy && y < ts->cursy + 32 && ts->cursx < ts->width) {
+ fc(ts, d, y, ts->width);
+ }
d += dd;
s += ds;
+ y++;
+
f(ts, d, s, ts->width);
+ if (y >= ts->cursy && y < ts->cursy + 32 && ts->cursx < ts->width) {
+ fc(ts, d, y, ts->width);
+ }
d += dd;
s += ds;
+ y++;
+
f(ts, d, s, ts->width);
+ if (y >= ts->cursy && y < ts->cursy + 32 && ts->cursx < ts->width) {
+ fc(ts, d, y, ts->width);
+ }
d += dd;
s += ds;
+ y++;
} else {
if (y_start >= 0) {
/* flush to display */
@@ -286,6 +403,7 @@ static void tcx_update_display(void *opaque)
}
d += dd * 4;
s += ds * 4;
+ y += 4;
}
}
if (y_start >= 0) {
@@ -328,9 +446,9 @@ static void tcx24_update_display(void *opaque)
dd = surface_stride(surface);
ds = 1024;
- for(y = 0; y < ts->height; y += 4, page += TARGET_PAGE_SIZE,
+ for (y = 0; y < ts->height; page += TARGET_PAGE_SIZE,
page24 += TARGET_PAGE_SIZE, cpage += TARGET_PAGE_SIZE) {
- if (check_dirty(ts, page, page24, cpage)) {
+ if (tcx24_check_dirty(ts, page, page24, cpage)) {
if (y_start < 0)
y_start = y;
if (page < page_min)
@@ -338,25 +456,41 @@ static void tcx24_update_display(void *opaque)
if (page > page_max)
page_max = page;
tcx24_draw_line32(ts, d, s, ts->width, cptr, s24);
+ if (y >= ts->cursy && y < ts->cursy+32 && ts->cursx < ts->width) {
+ tcx_draw_cursor32(ts, d, y, ts->width);
+ }
d += dd;
s += ds;
cptr += ds;
s24 += ds;
+ y++;
tcx24_draw_line32(ts, d, s, ts->width, cptr, s24);
+ if (y >= ts->cursy && y < ts->cursy+32 && ts->cursx < ts->width) {
+ tcx_draw_cursor32(ts, d, y, ts->width);
+ }
d += dd;
s += ds;
cptr += ds;
s24 += ds;
+ y++;
tcx24_draw_line32(ts, d, s, ts->width, cptr, s24);
+ if (y >= ts->cursy && y < ts->cursy+32 && ts->cursx < ts->width) {
+ tcx_draw_cursor32(ts, d, y, ts->width);
+ }
d += dd;
s += ds;
cptr += ds;
s24 += ds;
+ y++;
tcx24_draw_line32(ts, d, s, ts->width, cptr, s24);
+ if (y >= ts->cursy && y < ts->cursy+32 && ts->cursx < ts->width) {
+ tcx_draw_cursor32(ts, d, y, ts->width);
+ }
d += dd;
s += ds;
cptr += ds;
s24 += ds;
+ y++;
} else {
if (y_start >= 0) {
/* flush to display */
@@ -368,6 +502,7 @@ static void tcx24_update_display(void *opaque)
s += ds * 4;
cptr += ds * 4;
s24 += ds * 4;
+ y += 4;
}
}
if (y_start >= 0) {
@@ -377,7 +512,7 @@ static void tcx24_update_display(void *opaque)
}
/* reset modified pages */
if (page_max >= page_min) {
- reset_dirty(ts, page_min, page_max, page24, cpage);
+ tcx24_reset_dirty(ts, page_min, page_max, page24, cpage);
}
}
@@ -394,7 +529,6 @@ static void tcx24_invalidate_display(void *opaque)
TCXState *s = opaque;
tcx_set_dirty(s);
- tcx24_set_dirty(s);
qemu_console_resize(s->con, s->width, s->height);
}
@@ -403,12 +537,7 @@ static int vmstate_tcx_post_load(void *opaque, int version_id)
TCXState *s = opaque;
update_palette_entries(s, 0, 256);
- if (s->depth == 24) {
- tcx24_set_dirty(s);
- } else {
- tcx_set_dirty(s);
- }
-
+ tcx_set_dirty(s);
return 0;
}
@@ -435,56 +564,87 @@ static void tcx_reset(DeviceState *d)
TCXState *s = TCX(d);
/* Initialize palette */
- memset(s->r, 0, 256);
- memset(s->g, 0, 256);
- memset(s->b, 0, 256);
+ memset(s->r, 0, 260);
+ memset(s->g, 0, 260);
+ memset(s->b, 0, 260);
s->r[255] = s->g[255] = s->b[255] = 255;
- update_palette_entries(s, 0, 256);
+ s->r[256] = s->g[256] = s->b[256] = 255;
+ s->r[258] = s->g[258] = s->b[258] = 255;
+ update_palette_entries(s, 0, 260);
memset(s->vram, 0, MAXX*MAXY);
memory_region_reset_dirty(&s->vram_mem, 0, MAXX * MAXY * (1 + 4 + 4),
DIRTY_MEMORY_VGA);
s->dac_index = 0;
s->dac_state = 0;
+ s->cursx = 0xf000; /* Put cursor off screen */
+ s->cursy = 0xf000;
}
static uint64_t tcx_dac_readl(void *opaque, hwaddr addr,
unsigned size)
{
- return 0;
+ TCXState *s = opaque;
+ uint32_t val = 0;
+
+ switch (s->dac_state) {
+ case 0:
+ val = s->r[s->dac_index] << 24;
+ s->dac_state++;
+ break;
+ case 1:
+ val = s->g[s->dac_index] << 24;
+ s->dac_state++;
+ break;
+ case 2:
+ val = s->b[s->dac_index] << 24;
+ s->dac_index = (s->dac_index + 1) & 0xff; /* Index autoincrement */
+ default:
+ s->dac_state = 0;
+ break;
+ }
+
+ return val;
}
static void tcx_dac_writel(void *opaque, hwaddr addr, uint64_t val,
unsigned size)
{
TCXState *s = opaque;
+ unsigned index;
switch (addr) {
- case 0:
+ case 0: /* Address */
s->dac_index = val >> 24;
s->dac_state = 0;
break;
- case 4:
+ case 4: /* Pixel colours */
+ case 12: /* Overlay (cursor) colours */
+ if (addr & 8) {
+ index = (s->dac_index & 3) + 256;
+ } else {
+ index = s->dac_index;
+ }
switch (s->dac_state) {
case 0:
- s->r[s->dac_index] = val >> 24;
- update_palette_entries(s, s->dac_index, s->dac_index + 1);
+ s->r[index] = val >> 24;
+ update_palette_entries(s, index, index + 1);
s->dac_state++;
break;
case 1:
- s->g[s->dac_index] = val >> 24;
- update_palette_entries(s, s->dac_index, s->dac_index + 1);
+ s->g[index] = val >> 24;
+ update_palette_entries(s, index, index + 1);
s->dac_state++;
break;
case 2:
- s->b[s->dac_index] = val >> 24;
- update_palette_entries(s, s->dac_index, s->dac_index + 1);
- s->dac_index = (s->dac_index + 1) & 255; // Index autoincrement
+ s->b[index] = val >> 24;
+ update_palette_entries(s, index, index + 1);
+ s->dac_index = (s->dac_index + 1) & 0xff; /* Index autoincrement */
default:
s->dac_state = 0;
break;
}
break;
- default:
+ default: /* Control registers */
break;
}
}
@@ -499,20 +659,266 @@ static const MemoryRegionOps tcx_dac_ops = {
},
};
-static uint64_t dummy_readl(void *opaque, hwaddr addr,
+static uint64_t tcx_stip_readl(void *opaque, hwaddr addr,
+ unsigned size)
+{
+ return 0;
+}
+
+static void tcx_stip_writel(void *opaque, hwaddr addr,
+ uint64_t val, unsigned size)
+{
+ TCXState *s = opaque;
+ int i;
+ uint32_t col;
+
+ if (!(addr & 4)) {
+ s->tmpblit = val;
+ } else {
+ addr = (addr >> 3) & 0xfffff;
+ col = cpu_to_be32(s->tmpblit);
+ if (s->depth == 24) {
+ for (i = 0; i < 32; i++) {
+ if (val & 0x80000000) {
+ s->vram[addr + i] = s->tmpblit;
+ s->vram24[addr + i] = col;
+ }
+ val <<= 1;
+ }
+ } else {
+ for (i = 0; i < 32; i++) {
+ if (val & 0x80000000) {
+ s->vram[addr + i] = s->tmpblit;
+ }
+ val <<= 1;
+ }
+ }
+ memory_region_set_dirty(&s->vram_mem, addr, 32);
+ }
+}
+
+static void tcx_rstip_writel(void *opaque, hwaddr addr,
+ uint64_t val, unsigned size)
+{
+ TCXState *s = opaque;
+ int i;
+ uint32_t col;
+
+ if (!(addr & 4)) {
+ s->tmpblit = val;
+ } else {
+ addr = (addr >> 3) & 0xfffff;
+ col = cpu_to_be32(s->tmpblit);
+ if (s->depth == 24) {
+ for (i = 0; i < 32; i++) {
+ if (val & 0x80000000) {
+ s->vram[addr + i] = s->tmpblit;
+ s->vram24[addr + i] = col;
+ s->cplane[addr + i] = col;
+ }
+ val <<= 1;
+ }
+ } else {
+ for (i = 0; i < 32; i++) {
+ if (val & 0x80000000) {
+ s->vram[addr + i] = s->tmpblit;
+ }
+ val <<= 1;
+ }
+ }
+ memory_region_set_dirty(&s->vram_mem, addr, 32);
+ }
+}
+
+static const MemoryRegionOps tcx_stip_ops = {
+ .read = tcx_stip_readl,
+ .write = tcx_stip_writel,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+ .valid = {
+ .min_access_size = 4,
+ .max_access_size = 4,
+ },
+};
+
+static const MemoryRegionOps tcx_rstip_ops = {
+ .read = tcx_stip_readl,
+ .write = tcx_rstip_writel,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+ .valid = {
+ .min_access_size = 4,
+ .max_access_size = 4,
+ },
+};
+
+static uint64_t tcx_blit_readl(void *opaque, hwaddr addr,
+ unsigned size)
+{
+ return 0;
+}
+
+static void tcx_blit_writel(void *opaque, hwaddr addr,
+ uint64_t val, unsigned size)
+{
+ TCXState *s = opaque;
+ uint32_t adsr, len;
+ int i;
+
+ if (!(addr & 4)) {
+ s->tmpblit = val;
+ } else {
+ addr = (addr >> 3) & 0xfffff;
+ adsr = val & 0xffffff;
+ len = ((val >> 24) & 0x1f) + 1;
+ if (adsr == 0xffffff) {
+ memset(&s->vram[addr], s->tmpblit, len);
+ if (s->depth == 24) {
+ val = s->tmpblit & 0xffffff;
+ val = cpu_to_be32(val);
+ for (i = 0; i < len; i++) {
+ s->vram24[addr + i] = val;
+ }
+ }
+ } else {
+ memcpy(&s->vram[addr], &s->vram[adsr], len);
+ if (s->depth == 24) {
+ memcpy(&s->vram24[addr], &s->vram24[adsr], len * 4);
+ }
+ }
+ memory_region_set_dirty(&s->vram_mem, addr, len);
+ }
+}
+
+static void tcx_rblit_writel(void *opaque, hwaddr addr,
+ uint64_t val, unsigned size)
+{
+ TCXState *s = opaque;
+ uint32_t adsr, len;
+ int i;
+
+ if (!(addr & 4)) {
+ s->tmpblit = val;
+ } else {
+ addr = (addr >> 3) & 0xfffff;
+ adsr = val & 0xffffff;
+ len = ((val >> 24) & 0x1f) + 1;
+ if (adsr == 0xffffff) {
+ memset(&s->vram[addr], s->tmpblit, len);
+ if (s->depth == 24) {
+ val = s->tmpblit & 0xffffff;
+ val = cpu_to_be32(val);
+ for (i = 0; i < len; i++) {
+ s->vram24[addr + i] = val;
+ s->cplane[addr + i] = val;
+ }
+ }
+ } else {
+ memcpy(&s->vram[addr], &s->vram[adsr], len);
+ if (s->depth == 24) {
+ memcpy(&s->vram24[addr], &s->vram24[adsr], len * 4);
+ memcpy(&s->cplane[addr], &s->cplane[adsr], len * 4);
+ }
+ }
+ memory_region_set_dirty(&s->vram_mem, addr, len);
+ }
+}
+
+static const MemoryRegionOps tcx_blit_ops = {
+ .read = tcx_blit_readl,
+ .write = tcx_blit_writel,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+ .valid = {
+ .min_access_size = 4,
+ .max_access_size = 4,
+ },
+};
+
+static const MemoryRegionOps tcx_rblit_ops = {
+ .read = tcx_blit_readl,
+ .write = tcx_rblit_writel,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+ .valid = {
+ .min_access_size = 4,
+ .max_access_size = 4,
+ },
+};
+
+static void tcx_invalidate_cursor_position(TCXState *s)
+{
+ int ymin, ymax, start, end;
+
+ /* invalidate only near the cursor */
+ ymin = s->cursy;
+ if (ymin >= s->height) {
+ return;
+ }
+ ymax = MIN(s->height, ymin + 32);
+ start = ymin * 1024;
+ end = ymax * 1024;
+
+ memory_region_set_dirty(&s->vram_mem, start, end-start);
+}
+
+static uint64_t tcx_thc_readl(void *opaque, hwaddr addr,
+ unsigned size)
+{
+ TCXState *s = opaque;
+ uint64_t val;
+
+ if (addr == TCX_THC_MISC) {
+ val = s->thcmisc | 0x02000000;
+ } else {
+ val = 0;
+ }
+ return val;
+}
+
+static void tcx_thc_writel(void *opaque, hwaddr addr,
+ uint64_t val, unsigned size)
+{
+ TCXState *s = opaque;
+
+ if (addr == TCX_THC_CURSXY) {
+ tcx_invalidate_cursor_position(s);
+ s->cursx = val >> 16;
+ s->cursy = val;
+ tcx_invalidate_cursor_position(s);
+ } else if (addr >= TCX_THC_CURSMASK && addr < TCX_THC_CURSMASK + 128) {
+ s->cursmask[(addr - TCX_THC_CURSMASK) >> 2] = val;
+ tcx_invalidate_cursor_position(s);
+ } else if (addr >= TCX_THC_CURSBITS && addr < TCX_THC_CURSBITS + 128) {
+ s->cursbits[(addr - TCX_THC_CURSBITS) >> 2] = val;
+ tcx_invalidate_cursor_position(s);
+ } else if (addr == TCX_THC_MISC) {
+ s->thcmisc = val;
+ }
+
+}
+
+static const MemoryRegionOps tcx_thc_ops = {
+ .read = tcx_thc_readl,
+ .write = tcx_thc_writel,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+ .valid = {
+ .min_access_size = 4,
+ .max_access_size = 4,
+ },
+};
+
+static uint64_t tcx_dummy_readl(void *opaque, hwaddr addr,
unsigned size)
{
return 0;
}
-static void dummy_writel(void *opaque, hwaddr addr,
+static void tcx_dummy_writel(void *opaque, hwaddr addr,
uint64_t val, unsigned size)
{
+ return;
}
-static const MemoryRegionOps dummy_ops = {
- .read = dummy_readl,
- .write = dummy_writel,
+static const MemoryRegionOps tcx_dummy_ops = {
+ .read = tcx_dummy_readl,
+ .write = tcx_dummy_writel,
.endianness = DEVICE_NATIVE_ENDIAN,
.valid = {
.min_access_size = 4,
@@ -540,20 +946,50 @@ static void tcx_initfn(Object *obj)
memory_region_set_readonly(&s->rom, true);
sysbus_init_mmio(sbd, &s->rom);
- /* DAC */
+ /* 2/STIP : Stippler */
+ memory_region_init_io(&s->stip, OBJECT(s), &tcx_stip_ops, s, "tcx.stip",
+ TCX_STIP_NREGS);
+ sysbus_init_mmio(sbd, &s->stip);
+
+ /* 3/BLIT : Blitter */
+ memory_region_init_io(&s->blit, OBJECT(s), &tcx_blit_ops, s, "tcx.blit",
+ TCX_BLIT_NREGS);
+ sysbus_init_mmio(sbd, &s->blit);
+
+ /* 5/RSTIP : Raw Stippler */
+ memory_region_init_io(&s->rstip, OBJECT(s), &tcx_rstip_ops, s, "tcx.rstip",
+ TCX_RSTIP_NREGS);
+ sysbus_init_mmio(sbd, &s->rstip);
+
+ /* 6/RBLIT : Raw Blitter */
+ memory_region_init_io(&s->rblit, OBJECT(s), &tcx_rblit_ops, s, "tcx.rblit",
+ TCX_RBLIT_NREGS);
+ sysbus_init_mmio(sbd, &s->rblit);
+
+ /* 7/TEC : ??? */
+ memory_region_init_io(&s->tec, OBJECT(s), &tcx_dummy_ops, s,
+ "tcx.tec", TCX_TEC_NREGS);
+ sysbus_init_mmio(sbd, &s->tec);
+
+ /* 8/CMAP : DAC */
memory_region_init_io(&s->dac, OBJECT(s), &tcx_dac_ops, s,
"tcx.dac", TCX_DAC_NREGS);
sysbus_init_mmio(sbd, &s->dac);
- /* TEC (dummy) */
- memory_region_init_io(&s->tec, OBJECT(s), &dummy_ops, s,
- "tcx.tec", TCX_TEC_NREGS);
- sysbus_init_mmio(sbd, &s->tec);
+ /* 9/THC : Cursor */
+ memory_region_init_io(&s->thc, OBJECT(s), &tcx_thc_ops, s, "tcx.thc",
+ TCX_THC_NREGS);
+ sysbus_init_mmio(sbd, &s->thc);
- /* THC: NetBSD writes here even with 8-bit display: dummy */
- memory_region_init_io(&s->thc24, OBJECT(s), &dummy_ops, s, "tcx.thc24",
- TCX_THC_NREGS_24);
- sysbus_init_mmio(sbd, &s->thc24);
+ /* 11/DHC : ??? */
+ memory_region_init_io(&s->dhc, OBJECT(s), &tcx_dummy_ops, s, "tcx.dhc",
+ TCX_DHC_NREGS);
+ sysbus_init_mmio(sbd, &s->dhc);
+
+ /* 12/ALT : ??? */
+ memory_region_init_io(&s->alt, OBJECT(s), &tcx_dummy_ops, s, "tcx.alt",
+ TCX_ALT_NREGS);
+ sysbus_init_mmio(sbd, &s->alt);
return;
}
@@ -572,7 +1008,7 @@ static void tcx_realizefn(DeviceState *dev, Error **errp)
vmstate_register_ram_global(&s->vram_mem);
vram_base = memory_region_get_ram_ptr(&s->vram_mem);
- /* FCode ROM */
+ /* 10/ROM : FCode ROM */
vmstate_register_ram_global(&s->rom);
fcode_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, TCX_ROM_FILE);
if (fcode_filename) {
@@ -583,7 +1019,7 @@ static void tcx_realizefn(DeviceState *dev, Error **errp)
}
}
- /* 8-bit plane */
+ /* 0/DFB8 : 8-bit plane */
s->vram = vram_base;
size = s->vram_size;
memory_region_init_alias(&s->vram_8bit, OBJECT(s), "tcx.vram.8bit",
@@ -592,34 +1028,39 @@ static void tcx_realizefn(DeviceState *dev, Error **errp)
vram_offset += size;
vram_base += size;
- if (s->depth == 24) {
- /* 24-bit plane */
- size = s->vram_size * 4;
- s->vram24 = (uint32_t *)vram_base;
- s->vram24_offset = vram_offset;
- memory_region_init_alias(&s->vram_24bit, OBJECT(s), "tcx.vram.24bit",
- &s->vram_mem, vram_offset, size);
- sysbus_init_mmio(sbd, &s->vram_24bit);
- vram_offset += size;
- vram_base += size;
-
- /* Control plane */
- size = s->vram_size * 4;
- s->cplane = (uint32_t *)vram_base;
- s->cplane_offset = vram_offset;
- memory_region_init_alias(&s->vram_cplane, OBJECT(s), "tcx.vram.cplane",
- &s->vram_mem, vram_offset, size);
- sysbus_init_mmio(sbd, &s->vram_cplane);
+ /* 1/DFB24 : 24bit plane */
+ size = s->vram_size * 4;
+ s->vram24 = (uint32_t *)vram_base;
+ s->vram24_offset = vram_offset;
+ memory_region_init_alias(&s->vram_24bit, OBJECT(s), "tcx.vram.24bit",
+ &s->vram_mem, vram_offset, size);
+ sysbus_init_mmio(sbd, &s->vram_24bit);
+ vram_offset += size;
+ vram_base += size;
+
+ /* 4/RDFB32 : Raw Framebuffer */
+ size = s->vram_size * 4;
+ s->cplane = (uint32_t *)vram_base;
+ s->cplane_offset = vram_offset;
+ memory_region_init_alias(&s->vram_cplane, OBJECT(s), "tcx.vram.cplane",
+ &s->vram_mem, vram_offset, size);
+ sysbus_init_mmio(sbd, &s->vram_cplane);
- s->con = graphic_console_init(DEVICE(dev), 0, &tcx24_ops, s);
- } else {
- /* THC 8 bit (dummy) */
- memory_region_init_io(&s->thc8, OBJECT(s), &dummy_ops, s, "tcx.thc8",
- TCX_THC_NREGS_8);
- sysbus_init_mmio(sbd, &s->thc8);
+ /* 9/THC24bits : NetBSD writes here even with 8-bit display: dummy */
+ if (s->depth == 8) {
+ memory_region_init_io(&s->thc24, OBJECT(s), &tcx_dummy_ops, s,
+ "tcx.thc24", TCX_THC_NREGS);
+ sysbus_init_mmio(sbd, &s->thc24);
+ }
+
+ sysbus_init_irq(sbd, &s->irq);
+ if (s->depth == 8) {
s->con = graphic_console_init(DEVICE(dev), 0, &tcx_ops, s);
+ } else {
+ s->con = graphic_console_init(DEVICE(dev), 0, &tcx24_ops, s);
}
+ s->thcmisc = 0;
qemu_console_resize(s->con, s->width, s->height);
}
diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c
index 78f87a2570..2feab35585 100644
--- a/hw/sparc/sun4m.c
+++ b/hw/sparc/sun4m.c
@@ -527,7 +527,7 @@ static void apc_init(hwaddr power_base, qemu_irq cpu_halt)
sysbus_connect_irq(s, 0, cpu_halt);
}
-static void tcx_init(hwaddr addr, int vram_size, int width,
+static void tcx_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
int height, int depth)
{
DeviceState *dev;
@@ -541,25 +541,43 @@ static void tcx_init(hwaddr addr, int vram_size, int width,
qdev_prop_set_uint64(dev, "prom_addr", addr);
qdev_init_nofail(dev);
s = SYS_BUS_DEVICE(dev);
- /* FCode ROM */
+
+ /* 10/ROM : FCode ROM */
sysbus_mmio_map(s, 0, addr);
- /* DAC */
- sysbus_mmio_map(s, 1, addr + 0x00200000ULL);
- /* TEC (dummy) */
- sysbus_mmio_map(s, 2, addr + 0x00700000ULL);
- /* THC 24 bit: NetBSD writes here even with 8-bit display: dummy */
- sysbus_mmio_map(s, 3, addr + 0x00301000ULL);
- /* 8-bit plane */
- sysbus_mmio_map(s, 4, addr + 0x00800000ULL);
- if (depth == 24) {
- /* 24-bit plane */
- sysbus_mmio_map(s, 5, addr + 0x02000000ULL);
- /* Control plane */
- sysbus_mmio_map(s, 6, addr + 0x0a000000ULL);
+ /* 2/STIP : Stipple */
+ sysbus_mmio_map(s, 1, addr + 0x04000000ULL);
+ /* 3/BLIT : Blitter */
+ sysbus_mmio_map(s, 2, addr + 0x06000000ULL);
+ /* 5/RSTIP : Raw Stipple */
+ sysbus_mmio_map(s, 3, addr + 0x0c000000ULL);
+ /* 6/RBLIT : Raw Blitter */
+ sysbus_mmio_map(s, 4, addr + 0x0e000000ULL);
+ /* 7/TEC : Transform Engine */
+ sysbus_mmio_map(s, 5, addr + 0x00700000ULL);
+ /* 8/CMAP : DAC */
+ sysbus_mmio_map(s, 6, addr + 0x00200000ULL);
+ /* 9/THC : */
+ if (depth == 8) {
+ sysbus_mmio_map(s, 7, addr + 0x00300000ULL);
} else {
- /* THC 8 bit (dummy) */
- sysbus_mmio_map(s, 5, addr + 0x00300000ULL);
+ sysbus_mmio_map(s, 7, addr + 0x00301000ULL);
}
+ /* 11/DHC : */
+ sysbus_mmio_map(s, 8, addr + 0x00240000ULL);
+ /* 12/ALT : */
+ sysbus_mmio_map(s, 9, addr + 0x00280000ULL);
+ /* 0/DFB8 : 8-bit plane */
+ sysbus_mmio_map(s, 10, addr + 0x00800000ULL);
+ /* 1/DFB24 : 24bit plane */
+ sysbus_mmio_map(s, 11, addr + 0x02000000ULL);
+ /* 4/RDFB32: Raw framebuffer. Control plane */
+ sysbus_mmio_map(s, 12, addr + 0x0a000000ULL);
+ /* 9/THC24bits : NetBSD writes here even with 8-bit display: dummy */
+ if (depth == 8) {
+ sysbus_mmio_map(s, 13, addr + 0x00301000ULL);
+ }
+
+ sysbus_connect_irq(s, 0, irq);
}
static void cg3_init(hwaddr addr, qemu_irq irq, int vram_size, int width,
@@ -976,8 +994,8 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef,
exit(1);
}
- tcx_init(hwdef->tcx_base, 0x00100000, graphic_width, graphic_height,
- graphic_depth);
+ tcx_init(hwdef->tcx_base, slavio_irq[11], 0x00100000,
+ graphic_width, graphic_height, graphic_depth);
}
}
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-16 19:16:38 +0000