static void tcx_dac_writel(void *opaque, target_phys_addr_t addr, uint32_t val)
{
TCXState *s = opaque;
switch (addr) {
case 0:
s->dac_index = val >> 24;
s->dac_state = 0;
break;
case 4:
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->dac_state++;
break;
case 1:
s->g[s->dac_index] = val >> 24;
update_palette_entries(s, s->dac_index, s->dac_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
default:
s->dac_state = 0;
break;
}
break;
default:
break;
}
return;
}
static void tcx_dac_writel(void *opaque, hwaddr addr, uint64_t val,
unsigned size)
{
TCXState *s = opaque;
switch (addr) {
case 0:
s->dac_index = val >> 24;
s->dac_state = 0;
break;
case 4:
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->dac_state++;
break;
case 1:
s->g[s->dac_index] = val >> 24;
update_palette_entries(s, s->dac_index, s->dac_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
default:
s->dac_state = 0;
break;
}
break;
default:
break;
}
}
static int tcx_load(QEMUFile *f, void *opaque, int version_id)
{
TCXState *s = opaque;
uint32_t dummy;
if (version_id != 3 && version_id != 4)
return -EINVAL;
if (version_id == 3) {
qemu_get_be32s(f, &dummy);
qemu_get_be32s(f, &dummy);
qemu_get_be32s(f, &dummy);
}
qemu_get_be16s(f, &s->height);
qemu_get_be16s(f, &s->width);
qemu_get_be16s(f, &s->depth);
qemu_get_buffer(f, s->r, 256);
qemu_get_buffer(f, s->g, 256);
qemu_get_buffer(f, s->b, 256);
qemu_get_8s(f, &s->dac_index);
qemu_get_8s(f, &s->dac_state);
update_palette_entries(s, 0, 256);
if (s->depth == 24)
tcx24_invalidate_display(s);
else
tcx_invalidate_display(s);
return 0;
}
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);
}
return 0;
}
static void tcx_reset(DeviceState *d)
{
TCXState *s = container_of(d, TCXState, busdev.qdev);
/* Initialize palette */
memset(s->r, 0, 256);
memset(s->g, 0, 256);
memset(s->b, 0, 256);
s->r[255] = s->g[255] = s->b[255] = 255;
update_palette_entries(s, 0, 256);
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;
}
static void tcx_reset(DeviceState *d)
{
TCXState *s = container_of(d, TCXState, busdev.qdev);
/* Initialize palette */
memset(s->r, 0, 256);
memset(s->g, 0, 256);
memset(s->b, 0, 256);
s->r[255] = s->g[255] = s->b[255] = 255;
update_palette_entries(s, 0, 256);
memset(s->vram, 0, MAXX*MAXY);
cpu_physical_memory_reset_dirty(s->vram_offset, s->vram_offset +
MAXX * MAXY * (1 + 4 + 4), VGA_DIRTY_FLAG);
s->dac_index = 0;
s->dac_state = 0;
}
static void tcx_reset(void *opaque)
{
TCXState *s = opaque;
/* Initialize palette */
memset(s->r, 0, 256);
memset(s->g, 0, 256);
memset(s->b, 0, 256);
s->r[255] = s->g[255] = s->b[255] = 255;
update_palette_entries(s, 0, 256);
memset(s->vram, 0, MAXX*MAXY);
cpu_physical_memory_reset_dirty(s->vram_offset, s->vram_offset +
MAXX * MAXY * (1 + 4 + 4), VGA_DIRTY_FLAG);
s->dac_index = 0;
s->dac_state = 0;
}
