vc4: Actually implement VC4_DEBUG=cl.

1 files changed, 132 insertions, 0 deletions

diff --git a/src/gallium/drivers/vc4/vc4_cl_dump.c b/src/gallium/drivers/vc4/vc4_cl_dump.c
new file mode 100644
index 0000000..40bcf01
--- /dev/null
+++ b/src/gallium/drivers/vc4/vc4_cl_dump.c
@@ -0,0 +1,132 @@
+/*
+ * Copyright © 2014 Broadcom
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#include "util/u_math.h"
+#include "util/macros.h"
+#include "vc4_context.h"
+
+#define PACKET(name, size) [name] = { #name, size }
+
+static const struct packet_info {
+        const char *name;
+        uint8_t size;
+} packet_info[] = {
+        PACKET(VC4_PACKET_HALT, 1),
+        PACKET(VC4_PACKET_NOP, 1),
+
+        PACKET(VC4_PACKET_FLUSH, 1),
+        PACKET(VC4_PACKET_FLUSH_ALL, 1),
+        PACKET(VC4_PACKET_START_TILE_BINNING, 1),
+        PACKET(VC4_PACKET_INCREMENT_SEMAPHORE, 1),
+        PACKET(VC4_PACKET_WAIT_ON_SEMAPHORE, 1),
+
+        PACKET(VC4_PACKET_BRANCH, 5),
+        PACKET(VC4_PACKET_BRANCH_TO_SUB_LIST, 5),
+
+        PACKET(VC4_PACKET_STORE_MS_TILE_BUFFER, 1),
+        PACKET(VC4_PACKET_STORE_MS_TILE_BUFFER_AND_EOF, 1),
+        PACKET(VC4_PACKET_STORE_FULL_RES_TILE_BUFFER, 5),
+        PACKET(VC4_PACKET_LOAD_FULL_RES_TILE_BUFFER, 5),
+        PACKET(VC4_PACKET_STORE_TILE_BUFFER_GENERAL, 7),
+        PACKET(VC4_PACKET_LOAD_TILE_BUFFER_GENERAL, 7),
+
+        PACKET(VC4_PACKET_GL_INDEXED_PRIMITIVE, 14),
+        PACKET(VC4_PACKET_GL_ARRAY_PRIMITIVE, 10),
+
+        PACKET(VC4_PACKET_COMPRESSED_PRIMITIVE, 48),
+        PACKET(VC4_PACKET_CLIPPED_COMPRESSED_PRIMITIVE, 49),
+
+        PACKET(VC4_PACKET_PRIMITIVE_LIST_FORMAT, 2),
+
+        PACKET(VC4_PACKET_GL_SHADER_STATE, 5),
+        PACKET(VC4_PACKET_NV_SHADER_STATE, 5),
+        PACKET(VC4_PACKET_VG_SHADER_STATE, 5),
+
+        PACKET(VC4_PACKET_CONFIGURATION_BITS, 4),
+        PACKET(VC4_PACKET_FLAT_SHADE_FLAGS, 5),
+        PACKET(VC4_PACKET_POINT_SIZE, 5),
+        PACKET(VC4_PACKET_LINE_WIDTH, 5),
+        PACKET(VC4_PACKET_RHT_X_BOUNDARY, 3),
+        PACKET(VC4_PACKET_DEPTH_OFFSET, 5),
+        PACKET(VC4_PACKET_CLIP_WINDOW, 9),
+        PACKET(VC4_PACKET_VIEWPORT_OFFSET, 5),
+        PACKET(VC4_PACKET_Z_CLIPPING, 9),
+        PACKET(VC4_PACKET_CLIPPER_XY_SCALING, 9),
+        PACKET(VC4_PACKET_CLIPPER_Z_SCALING, 9),
+
+        PACKET(VC4_PACKET_TILE_BINNING_MODE_CONFIG, 16),
+        PACKET(VC4_PACKET_TILE_RENDERING_MODE_CONFIG, 11),
+        PACKET(VC4_PACKET_CLEAR_COLORS, 14),
+        PACKET(VC4_PACKET_TILE_COORDINATES, 3),
+
+        PACKET(VC4_PACKET_GEM_HANDLES, 9),
+};
+
+void
+vc4_dump_cl(struct vc4_cl *cl, bool is_render)
+{
+        uint32_t offset = 0, hw_offset = 0;
+        uint8_t *cmds = cl->base;
+
+        while (offset < cl->end - cl->base) {
+                uint8_t header = cmds[offset];
+
+                if (header > ARRAY_SIZE(packet_info) ||
+                    !packet_info[header].name) {
+                        fprintf(stderr, "0x%08x 0x%08x: Unknown packet 0x%02x (%d)!\n",
+                                offset, hw_offset, header, header);
+                        return;
+                }
+
+                const struct packet_info *p = packet_info + header;
+                fprintf(stderr, "0x%08x 0x%08x: 0x%02x %s\n",
+                        offset,
+                        header != VC4_PACKET_GEM_HANDLES ? hw_offset : 0,
+                        header, p->name);
+
+                for (uint32_t i = 1; i < p->size; i++) {
+                        if (offset + i >= cl->end - cl->base) {
+                                fprintf(stderr, "0x%08x 0x%08x: CL overflow!\n",
+                                        offset + i, hw_offset + i);
+                                return;
+                        }
+                        fprintf(stderr, "0x%08x 0x%08x: 0x%02x\n",
+                                offset + i,
+                                header != VC4_PACKET_GEM_HANDLES ? hw_offset + i : 0,
+                                cmds[offset + i]);
+                }
+
+                switch (header) {
+                case VC4_PACKET_HALT:
+                case VC4_PACKET_STORE_MS_TILE_BUFFER_AND_EOF:
+                        return;
+                default:
+                        break;
+                }
+
+                offset += p->size;
+                if (header != VC4_PACKET_GEM_HANDLES)
+                        hw_offset += p->size;
+        }
+}
+