memset(gpu.regs, 0, sizeof(gpu.regs));
for (i = 0; i < sizeof(gpu.ex_regs) / sizeof(gpu.ex_regs[0]); i++)
gpu.ex_regs[i] = (0xe0 + i) << 24;
- gpu.status.reg = 0x14802000;
+ gpu.status = 0x14802000;
gpu.gp0 = 0;
gpu.regs[3] = 1;
gpu.screen.hres = gpu.screen.w = 256;
{
// TODO: emulate this properly..
int sh = gpu.screen.y2 - gpu.screen.y1;
- if (gpu.status.dheight)
+ if (gpu.status & PSX_GPU_STATUS_DHEIGHT)
sh *= 2;
if (sh <= 0 || sh > gpu.screen.vres)
sh = gpu.screen.vres;
// but not for interlace since it'll most likely always do that
uint32_t x = cmd_e3 & 0x3ff;
uint32_t y = (cmd_e3 >> 10) & 0x3ff;
- gpu.frameskip.allow = gpu.status.interlace ||
+ gpu.frameskip.allow = (gpu.status & PSX_GPU_STATUS_INTERLACE) ||
(uint32_t)(x - gpu.screen.x) >= (uint32_t)gpu.screen.w ||
(uint32_t)(y - gpu.screen.y) >= (uint32_t)gpu.screen.h;
return gpu.frameskip.allow;
do_cmd_reset();
break;
case 0x03:
- gpu.status.blanking = data & 1;
+ if (data & 1)
+ gpu.status |= PSX_GPU_STATUS_BLANKING;
+ else
+ gpu.status &= ~PSX_GPU_STATUS_BLANKING;
break;
case 0x04:
- gpu.status.dma = data & 3;
+ gpu.status &= ~PSX_GPU_STATUS_DMA_MASK;
+ gpu.status |= PSX_GPU_STATUS_DMA(data & 3);
break;
case 0x05:
gpu.screen.x = data & 0x3ff;
update_height();
break;
case 0x08:
- gpu.status.reg = (gpu.status.reg & ~0x7f0000) | ((data & 0x3F) << 17) | ((data & 0x40) << 10);
- gpu.screen.hres = hres[(gpu.status.reg >> 16) & 7];
- gpu.screen.vres = vres[(gpu.status.reg >> 19) & 3];
+ gpu.status = (gpu.status & ~0x7f0000) | ((data & 0x3F) << 17) | ((data & 0x40) << 10);
+ gpu.screen.hres = hres[(gpu.status >> 16) & 7];
+ gpu.screen.vres = vres[(gpu.status >> 19) & 3];
update_width();
update_height();
renderer_notify_res_change();
renderer_flush_queues();
if (is_read) {
- gpu.status.img = 1;
+ gpu.status |= PSX_GPU_STATUS_IMG;
// XXX: wrong for width 1
memcpy(&gpu.gp0, VRAM_MEM_XY(gpu.dma.x, gpu.dma.y), 4);
gpu.state.last_vram_read_frame = *gpu.state.frame_count;
static void finish_vram_transfer(int is_read)
{
if (is_read)
- gpu.status.img = 0;
+ gpu.status &= ~PSX_GPU_STATUS_IMG;
else
renderer_update_caches(gpu.dma_start.x, gpu.dma_start.y,
gpu.dma_start.w, gpu.dma_start.h);
break;
}
- gpu.status.reg &= ~0x1fff;
- gpu.status.reg |= gpu.ex_regs[1] & 0x7ff;
- gpu.status.reg |= (gpu.ex_regs[6] & 3) << 11;
+ gpu.status &= ~0x1fff;
+ gpu.status |= gpu.ex_regs[1] & 0x7ff;
+ gpu.status |= (gpu.ex_regs[6] & 3) << 11;
gpu.state.fb_dirty |= vram_dirty;
if (unlikely(gpu.cmd_len > 0))
flush_cmd_buffer();
- ret = gpu.status.reg;
+ ret = gpu.status;
log_io("gpu_read_status %08x\n", ret);
return ret;
}
memcpy(freeze->psxVRam, gpu.vram, 1024 * 512 * 2);
memcpy(freeze->ulControl, gpu.regs, sizeof(gpu.regs));
memcpy(freeze->ulControl + 0xe0, gpu.ex_regs, sizeof(gpu.ex_regs));
- freeze->ulStatus = gpu.status.reg;
+ freeze->ulStatus = gpu.status;
break;
case 0: // load
memcpy(gpu.vram, freeze->psxVRam, 1024 * 512 * 2);
memcpy(gpu.regs, freeze->ulControl, sizeof(gpu.regs));
memcpy(gpu.ex_regs, freeze->ulControl + 0xe0, sizeof(gpu.ex_regs));
- gpu.status.reg = freeze->ulStatus;
+ gpu.status = freeze->ulStatus;
gpu.cmd_len = 0;
for (i = 8; i > 0; i--) {
gpu.regs[i] ^= 1; // avoid reg change detection
flush_cmd_buffer();
renderer_flush_queues();
- if (gpu.status.blanking) {
+ if (gpu.status & PSX_GPU_STATUS_BLANKING) {
if (!gpu.state.blanked) {
vout_blank();
gpu.state.blanked = 1;
void GPUvBlank(int is_vblank, int lcf)
{
int interlace = gpu.state.allow_interlace
- && gpu.status.interlace && gpu.status.dheight;
+ && (gpu.status & PSX_GPU_STATUS_INTERLACE)
+ && (gpu.status & PSX_GPU_STATUS_DHEIGHT);
// interlace doesn't look nice on progressive displays,
// so we have this "auto" mode here for games that don't read vram
if (gpu.state.allow_interlace == 2