#ifdef USE_VC4_SIMULATOR
-#include <stdio.h>
-
#include "util/u_memory.h"
#include "vc4_screen.h"
#include "vc4_context.h"
+#include "kernel/vc4_drv.h"
#include "vc4_simulator_validate.h"
#include "simpenrose/simpenrose.h"
+#define OVERFLOW_SIZE (32 * 1024 * 1024)
+
static struct drm_gem_cma_object *
vc4_wrap_bo_with_cma(struct drm_device *dev, struct vc4_bo *bo)
{
return obj;
}
-static struct drm_gem_cma_object *
+struct drm_gem_cma_object *
drm_gem_cma_create(struct drm_device *dev, size_t size)
{
struct vc4_context *vc4 = dev->vc4;
return 0;
}
-static int
-vc4_cl_validate(struct drm_device *dev, struct exec_info *exec)
-{
- struct drm_vc4_submit_cl *args = exec->args;
- void *temp = NULL;
- void *bin, *render;
- int ret = 0;
- uint32_t bin_offset = 0;
- uint32_t render_offset = bin_offset + args->bin_cl_size;
- uint32_t shader_rec_offset = roundup(render_offset +
- args->render_cl_size, 16);
- uint32_t uniforms_offset = shader_rec_offset + args->shader_rec_size;
- uint32_t exec_size = uniforms_offset + args->uniforms_size;
- uint32_t temp_size = exec_size + (sizeof(struct vc4_shader_state) *
- args->shader_rec_count);
-
- if (shader_rec_offset < render_offset ||
- uniforms_offset < shader_rec_offset ||
- exec_size < uniforms_offset ||
- args->shader_rec_count >= (UINT_MAX /
- sizeof(struct vc4_shader_state)) ||
- temp_size < exec_size) {
- DRM_ERROR("overflow in exec arguments\n");
- goto fail;
- }
-
- /* Allocate space where we'll store the copied in user command lists
- * and shader records.
- *
- * We don't just copy directly into the BOs because we need to
- * read the contents back for validation, and I think the
- * bo->vaddr is uncached access.
- */
- temp = kmalloc(temp_size, GFP_KERNEL);
- if (!temp) {
- DRM_ERROR("Failed to allocate storage for copying "
- "in bin/render CLs.\n");
- ret = -ENOMEM;
- goto fail;
- }
- bin = temp + bin_offset;
- render = temp + render_offset;
- exec->shader_rec_u = temp + shader_rec_offset;
- exec->uniforms_u = temp + uniforms_offset;
- exec->shader_state = temp + exec_size;
- exec->shader_state_size = args->shader_rec_count;
-
- ret = copy_from_user(bin, args->bin_cl, args->bin_cl_size);
- if (ret) {
- DRM_ERROR("Failed to copy in bin cl\n");
- goto fail;
- }
-
- ret = copy_from_user(render, args->render_cl, args->render_cl_size);
- if (ret) {
- DRM_ERROR("Failed to copy in render cl\n");
- goto fail;
- }
-
- ret = copy_from_user(exec->shader_rec_u, args->shader_rec,
- args->shader_rec_size);
- if (ret) {
- DRM_ERROR("Failed to copy in shader recs\n");
- goto fail;
- }
-
- ret = copy_from_user(exec->uniforms_u, args->uniforms,
- args->uniforms_size);
- if (ret) {
- DRM_ERROR("Failed to copy in uniforms cl\n");
- goto fail;
- }
-
- exec->exec_bo = drm_gem_cma_create(dev, exec_size);
-#if 0
- if (IS_ERR(exec->exec_bo)) {
- DRM_ERROR("Couldn't allocate BO for exec\n");
- ret = PTR_ERR(exec->exec_bo);
- exec->exec_bo = NULL;
- goto fail;
- }
-#endif
-
- exec->ct0ca = exec->exec_bo->paddr + bin_offset;
- exec->ct1ca = exec->exec_bo->paddr + render_offset;
-
- exec->shader_rec_v = exec->exec_bo->vaddr + shader_rec_offset;
- exec->shader_rec_p = exec->exec_bo->paddr + shader_rec_offset;
- exec->shader_rec_size = args->shader_rec_size;
-
- exec->uniforms_v = exec->exec_bo->vaddr + uniforms_offset;
- exec->uniforms_p = exec->exec_bo->paddr + uniforms_offset;
- exec->uniforms_size = args->uniforms_size;
-
- ret = vc4_validate_cl(dev,
- exec->exec_bo->vaddr + bin_offset,
- bin,
- args->bin_cl_size,
- true,
- exec);
- if (ret)
- goto fail;
-
- ret = vc4_validate_cl(dev,
- exec->exec_bo->vaddr + render_offset,
- render,
- args->render_cl_size,
- false,
- exec);
- if (ret)
- goto fail;
-
- ret = vc4_validate_shader_recs(dev, exec);
-
-fail:
- kfree(temp);
- return ret;
-}
-
int
-vc4_simulator_flush(struct vc4_context *vc4, struct drm_vc4_submit_cl *args,
- struct vc4_surface *csurf)
+vc4_simulator_flush(struct vc4_context *vc4, struct drm_vc4_submit_cl *args)
{
- struct vc4_resource *ctex = vc4_resource(csurf->base.texture);
- uint32_t winsys_stride = ctex->bo->simulator_winsys_stride;
- uint32_t sim_stride = ctex->slices[0].stride;
+ struct vc4_screen *screen = vc4->screen;
+ struct vc4_surface *csurf = vc4_surface(vc4->framebuffer.cbufs[0]);
+ struct vc4_resource *ctex = csurf ? vc4_resource(csurf->base.texture) : NULL;
+ uint32_t winsys_stride = ctex ? ctex->bo->simulator_winsys_stride : 0;
+ uint32_t sim_stride = ctex ? ctex->slices[0].stride : 0;
uint32_t row_len = MIN2(sim_stride, winsys_stride);
struct exec_info exec;
struct drm_device local_dev = {
.vc4 = vc4,
- .simulator_mem_next = 0,
+ .simulator_mem_next = OVERFLOW_SIZE,
};
struct drm_device *dev = &local_dev;
int ret;
memset(&exec, 0, sizeof(exec));
- if (ctex->bo->simulator_winsys_map) {
+ if (ctex && ctex->bo->simulator_winsys_map) {
#if 0
fprintf(stderr, "%dx%d %d %d %d\n",
ctex->base.b.width0, ctex->base.b.height0,
if (ret)
return ret;
- simpenrose_do_binning(exec.ct0ca, exec.ct0ea);
- simpenrose_do_rendering(exec.ct1ca, exec.ct1ea);
+ int bfc = simpenrose_do_binning(exec.ct0ca, exec.ct0ea);
+ if (bfc != 1) {
+ fprintf(stderr, "Binning returned %d flushes, should be 1.\n",
+ bfc);
+ fprintf(stderr, "Relocated binning command list:\n");
+ vc4_dump_cl(screen->simulator_mem_base + exec.ct0ca,
+ exec.ct0ea - exec.ct0ca, false);
+ abort();
+ }
+ int rfc = simpenrose_do_rendering(exec.ct1ca, exec.ct1ea);
+ if (rfc != 1) {
+ fprintf(stderr, "Rendering returned %d frames, should be 1.\n",
+ rfc);
+ fprintf(stderr, "Relocated render command list:\n");
+ vc4_dump_cl(screen->simulator_mem_base + exec.ct1ca,
+ exec.ct1ea - exec.ct1ca, true);
+ abort();
+ }
ret = vc4_simulator_unpin_bos(&exec);
if (ret)
free(exec.exec_bo);
- if (ctex->bo->simulator_winsys_map) {
+ if (ctex && ctex->bo->simulator_winsys_map) {
for (int y = 0; y < ctex->base.b.height0; y++) {
memcpy(ctex->bo->simulator_winsys_map + y * winsys_stride,
ctex->bo->map + y * sim_stride,
void
vc4_simulator_init(struct vc4_screen *screen)
{
- simpenrose_init_hardware();
- screen->simulator_mem_base = simpenrose_get_mem_start();
- screen->simulator_mem_size = simpenrose_get_mem_size();
+ screen->simulator_mem_size = 256 * 1024 * 1024;
+ screen->simulator_mem_base = malloc(screen->simulator_mem_size);
+
+ /* We supply our own memory so that we can have more aperture
+ * available (256MB instead of simpenrose's default 64MB).
+ */
+ simpenrose_init_hardware_supply_mem(screen->simulator_mem_base,
+ screen->simulator_mem_size);
+
+ /* Carve out low memory for tile allocation overflow. The kernel
+ * should be automatically handling overflow memory setup on real
+ * hardware, but for simulation we just get one shot to set up enough
+ * overflow memory before execution. This overflow mem will be used
+ * up over the whole lifetime of simpenrose (not reused on each
+ * flush), so it had better be big.
+ */
+ simpenrose_supply_overflow_mem(0, OVERFLOW_SIZE);
}
#endif /* USE_VC4_SIMULATOR */
projects / mesa.git / blobdiff