struct pipe_context *
fd_context_init(struct fd_context *ctx, struct pipe_screen *pscreen,
const uint8_t *primtypes, void *priv)
{
struct fd_screen *screen = fd_screen(pscreen);
struct pipe_context *pctx;
int i;
ctx->screen = screen;
ctx->primtypes = primtypes;
ctx->primtype_mask = 0;
for (i = 0; i < PIPE_PRIM_MAX; i++)
if (primtypes[i])
ctx->primtype_mask |= (1 << i);
/* need some sane default in case state tracker doesn't
* set some state:
*/
ctx->sample_mask = 0xffff;
pctx = &ctx->base;
pctx->screen = pscreen;
pctx->priv = priv;
pctx->flush = fd_context_flush;
for (i = 0; i < ARRAY_SIZE(ctx->rings); i++) {
ctx->rings[i] = fd_ringbuffer_new(screen->pipe, 0x100000);
if (!ctx->rings[i])
goto fail;
}
fd_context_next_rb(pctx);
fd_reset_wfi(ctx);
util_dynarray_init(&ctx->draw_patches);
util_slab_create(&ctx->transfer_pool, sizeof(struct pipe_transfer),
16, UTIL_SLAB_SINGLETHREADED);
fd_draw_init(pctx);
fd_resource_context_init(pctx);
fd_query_context_init(pctx);
fd_texture_init(pctx);
fd_state_init(pctx);
ctx->blitter = util_blitter_create(pctx);
if (!ctx->blitter)
goto fail;
ctx->primconvert = util_primconvert_create(pctx, ctx->primtype_mask);
if (!ctx->primconvert)
goto fail;
return pctx;
fail:
pctx->destroy(pctx);
return NULL;
}
struct pipe_context *
fd_context_create(struct pipe_screen *pscreen, void *priv)
{
struct fd_screen *screen = fd_screen(pscreen);
struct fd_context *ctx = CALLOC_STRUCT(fd_context);
struct pipe_context *pctx;
if (!ctx)
return NULL;
DBG("");
ctx->screen = screen;
ctx->ring = fd_ringbuffer_new(screen->pipe, 0x100000);
ctx->draw_start = fd_ringmarker_new(ctx->ring);
ctx->draw_end = fd_ringmarker_new(ctx->ring);
pctx = &ctx->base;
pctx->screen = pscreen;
pctx->priv = priv;
pctx->flush = fd_context_flush;
pctx->destroy = fd_context_destroy;
util_slab_create(&ctx->transfer_pool, sizeof(struct pipe_transfer),
16, UTIL_SLAB_SINGLETHREADED);
fd_vbo_init(pctx);
fd_blend_init(pctx);
fd_rasterizer_init(pctx);
fd_zsa_init(pctx);
fd_state_init(pctx);
fd_resource_context_init(pctx);
fd_clear_init(pctx);
fd_prog_init(pctx);
fd_texture_init(pctx);
ctx->blitter = util_blitter_create(pctx);
if (!ctx->blitter) {
fd_context_destroy(pctx);
return NULL;
}
/* construct vertex state used for solid ops (clear, and gmem<->mem) */
ctx->solid_vertexbuf = create_solid_vertexbuf(pctx);
fd_state_emit_setup(pctx);
return pctx;
}
struct pipe_context *
fd_context_init(struct fd_context *ctx,
struct pipe_screen *pscreen, void *priv)
{
struct fd_screen *screen = fd_screen(pscreen);
struct pipe_context *pctx;
ctx->screen = screen;
/* need some sane default in case state tracker doesn't
* set some state:
*/
ctx->sample_mask = 0xffff;
pctx = &ctx->base;
pctx->screen = pscreen;
pctx->priv = priv;
pctx->flush = fd_context_flush;
ctx->ring = fd_ringbuffer_new(screen->pipe, 0x100000);
if (!ctx->ring)
goto fail;
ctx->draw_start = fd_ringmarker_new(ctx->ring);
ctx->draw_end = fd_ringmarker_new(ctx->ring);
util_slab_create(&ctx->transfer_pool, sizeof(struct pipe_transfer),
16, UTIL_SLAB_SINGLETHREADED);
fd_draw_init(pctx);
fd_resource_context_init(pctx);
fd_texture_init(pctx);
fd_state_init(pctx);
ctx->blitter = util_blitter_create(pctx);
if (!ctx->blitter)
goto fail;
return pctx;
fail:
pctx->destroy(pctx);
return NULL;
}
void
next_ring(void)
{
int idx = ring_idx++ % ARRAY_SIZE(rings);
if (rings[idx]) {
ring = rings[idx];
fd_ringbuffer_reset(ring);
return;
}
ring = rings[idx] = fd_ringbuffer_new(pipe, 0x5000);
memcpy(ring->start, initial_state, STATE_SIZE * sizeof(uint32_t));
ring->cur = &ring->start[120];
OUT_RELOC (ring, context_bos[0]);
ring->cur = &ring->start[122];
OUT_RELOC (ring, context_bos[1]);
ring->cur = &ring->start[124];
OUT_RELOC (ring, context_bos[2]);
fd_ringbuffer_reset(ring);
}
static void
fd6_clear_lrz(struct fd_batch *batch, struct fd_resource *zsbuf, double depth)
{
struct fd_ringbuffer *ring;
// TODO mid-frame clears (ie. app doing crazy stuff)?? Maybe worth
// splitting both clear and lrz clear out into their own rb's. And
// just throw away any draws prior to clear. (Anything not fullscreen
// clear, just fallback to generic path that treats it as a normal
// draw
if (!batch->lrz_clear) {
batch->lrz_clear = fd_ringbuffer_new(batch->ctx->pipe, 0x1000);
fd_ringbuffer_set_parent(batch->lrz_clear, batch->gmem);
}
ring = batch->lrz_clear;
emit_marker6(ring, 7);
OUT_PKT7(ring, CP_SET_MARKER, 1);
OUT_RING(ring, A2XX_CP_SET_MARKER_0_MODE(RM6_BYPASS));
emit_marker6(ring, 7);
OUT_PKT4(ring, REG_A6XX_RB_CCU_CNTL, 1);
OUT_RING(ring, 0x10000000);
OUT_PKT4(ring, REG_A6XX_HLSQ_UPDATE_CNTL, 1);
OUT_RING(ring, 0x7ffff);
emit_marker6(ring, 7);
OUT_PKT7(ring, CP_SET_MARKER, 1);
OUT_RING(ring, A2XX_CP_SET_MARKER_0_MODE(0xc));
emit_marker6(ring, 7);
OUT_PKT4(ring, REG_A6XX_RB_UNKNOWN_8C01, 1);
OUT_RING(ring, 0x0);
OUT_PKT4(ring, REG_A6XX_SP_PS_2D_SRC_INFO, 13);
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_PKT4(ring, REG_A6XX_SP_UNKNOWN_ACC0, 1);
OUT_RING(ring, 0x0000f410);
OUT_PKT4(ring, REG_A6XX_GRAS_2D_BLIT_CNTL, 1);
OUT_RING(ring, A6XX_GRAS_2D_BLIT_CNTL_COLOR_FORMAT(RB6_R16_UNORM) |
0x4f00080);
OUT_PKT4(ring, REG_A6XX_RB_2D_BLIT_CNTL, 1);
OUT_RING(ring, A6XX_RB_2D_BLIT_CNTL_COLOR_FORMAT(RB6_R16_UNORM) |
0x4f00080);
fd6_event_write(batch, ring, UNK_1D, true);
fd6_event_write(batch, ring, PC_CCU_INVALIDATE_COLOR, false);
OUT_PKT4(ring, REG_A6XX_RB_2D_SRC_SOLID_C0, 4);
OUT_RING(ring, fui(depth));
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_PKT4(ring, REG_A6XX_RB_2D_DST_INFO, 9);
OUT_RING(ring, A6XX_RB_2D_DST_INFO_COLOR_FORMAT(RB6_R16_UNORM) |
A6XX_RB_2D_DST_INFO_TILE_MODE(TILE6_LINEAR) |
A6XX_RB_2D_DST_INFO_COLOR_SWAP(WZYX));
OUT_RELOCW(ring, zsbuf->lrz, 0, 0, 0);
OUT_RING(ring, A6XX_RB_2D_DST_SIZE_PITCH(zsbuf->lrz_pitch * 2));
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_RING(ring, 0x00000000);
OUT_PKT4(ring, REG_A6XX_GRAS_2D_SRC_TL_X, 4);
OUT_RING(ring, A6XX_GRAS_2D_SRC_TL_X_X(0));
OUT_RING(ring, A6XX_GRAS_2D_SRC_BR_X_X(0));
OUT_RING(ring, A6XX_GRAS_2D_SRC_TL_Y_Y(0));
OUT_RING(ring, A6XX_GRAS_2D_SRC_BR_Y_Y(0));
OUT_PKT4(ring, REG_A6XX_GRAS_2D_DST_TL, 2);
OUT_RING(ring, A6XX_GRAS_2D_DST_TL_X(0) |
A6XX_GRAS_2D_DST_TL_Y(0));
OUT_RING(ring, A6XX_GRAS_2D_DST_BR_X(zsbuf->lrz_width - 1) |
A6XX_GRAS_2D_DST_BR_Y(zsbuf->lrz_height - 1));
fd6_event_write(batch, ring, 0x3f, false);
OUT_WFI5(ring);
OUT_PKT4(ring, REG_A6XX_RB_UNKNOWN_8E04, 1);
OUT_RING(ring, 0x1000000);
OUT_PKT7(ring, CP_BLIT, 1);
OUT_RING(ring, CP_BLIT_0_OP(BLIT_OP_SCALE));
OUT_WFI5(ring);
OUT_PKT4(ring, REG_A6XX_RB_UNKNOWN_8E04, 1);
OUT_RING(ring, 0x0);
fd6_event_write(batch, ring, UNK_1D, true);
fd6_event_write(batch, ring, FACENESS_FLUSH, true);
fd6_event_write(batch, ring, CACHE_FLUSH_TS, true);
fd6_cache_flush(batch, ring);
}
int main(int argc, char *argv[])
{
struct fd_device *dev;
struct fd_pipe *pipe;
struct fd_ringbuffer *ring;
struct fd_bo *bo;
uint32_t i = 0;
uint32_t *ptr;
int fd, ret;
fd = drmOpen("msm", NULL);
if (fd < 0) {
printf("failed to initialize DRM\n");
return fd;
}
dev = fd_device_new(fd);
if (!dev) {
printf("failed to initialize freedreno device\n");
return -1;
}
pipe = fd_pipe_new(dev, FD_PIPE_3D);
if (!pipe) {
printf("failed to initialize freedreno pipe\n");
return -1;
}
ring = fd_ringbuffer_new(pipe, 4096);
if (!ring) {
printf("failed to initialize freedreno ring\n");
return -1;
}
bo = fd_bo_new(dev, 4096, 0);
#define BASE REG_A3XX_GRAS_CL_VPORT_XOFFSET
#define SIZE 6
OUT_PKT0(ring, REG_AXXX_CP_SCRATCH_REG4, 1);
OUT_RING(ring, 0x123);
OUT_PKT0(ring, BASE, SIZE);
for (i = 0; i < SIZE; i++)
OUT_RING(ring, i);
/* this adds the value of CP_SCRATCH_REG4 to 0x111 and writes
* to REG_BASE+2
*/
OUT_PKT3(ring, CP_SET_CONSTANT, 3);
OUT_RING(ring, 0x80000000 | CP_REG(BASE + 2));
OUT_RING(ring, REG_AXXX_CP_SCRATCH_REG4);
OUT_RING(ring, 0x111);
/* read back all the regs: */
for (i = 0; i < SIZE; i++) {
OUT_PKT3(ring, CP_REG_TO_MEM, 2);
OUT_RING(ring, BASE + i);
OUT_RELOCW(ring, bo, i * 4, 0, 0);
}
fd_ringbuffer_flush(ring);
/* and read back the values: */
fd_bo_cpu_prep(bo, pipe, DRM_FREEDRENO_PREP_READ);
ptr = fd_bo_map(bo);
for (i = 0; i < SIZE; i++) {
printf("%02x: %08x\n", i, ptr[i]);
}
fd_bo_cpu_fini(bo);
return 0;
}
