libdrm-radeon: add print callback to cs & small fixes

1 files changed, 101 insertions, 2 deletions

diff --git a/libdrm/radeon/radeon_cs_gem.c b/libdrm/radeon/radeon_cs_gem.c
index 91489dff..319d1b9e 100644
--- a/libdrm/radeon/radeon_cs_gem.c
+++ b/libdrm/radeon/radeon_cs_gem.c
@@ -254,6 +254,8 @@ static int cs_gem_emit(struct radeon_cs *cs)
     unsigned i;
     int r;
 
+    csg->chunks[0].length_dw = cs->cdw;
+
     chunk_array[0] = (uint64_t)(intptr_t)&csg->chunks[0];
     chunk_array[1] = (uint64_t)(intptr_t)&csg->chunks[1];
 
@@ -304,7 +306,103 @@ static int cs_gem_erase(struct radeon_cs *cs)
 
 static int cs_gem_need_flush(struct radeon_cs *cs)
 {
-    return (cs->relocs_total_size > (16*1024*1024));
+    return (cs->relocs_total_size > (32*1024*1024));
+}
+
+#define PACKET_TYPE0 0
+#define PACKET_TYPE1 1
+#define PACKET_TYPE2 2
+#define PACKET_TYPE3 3
+  
+#define PACKET3_NOP 0x10
+#define PACKET3_SET_SCISSORS 0x1E
+#define PACKET3_3D_DRAW_VBUF 0x28
+#define PACKET3_3D_DRAW_IMMD 0x29
+#define PACKET3_3D_DRAW_INDX 0x2A
+#define PACKET3_3D_LOAD_VBPNTR 0x2F
+#define PACKET3_INDX_BUFFER 0x33
+#define PACKET3_3D_DRAW_VBUF_2 0x34
+#define PACKET3_3D_DRAW_IMMD_2 0x35
+#define PACKET3_3D_DRAW_INDX_2 0x36
+ 
+#define CP_PACKET_GET_TYPE(h) (((h) >> 30) & 3)
+#define CP_PACKET_GET_COUNT(h) (((h) >> 16) & 0x3FFF)
+#define CP_PACKET0_GET_REG(h) (((h) & 0x1FFF) << 2)
+#define CP_PACKET0_GET_ONE_REG_WR(h) (((h) >> 15) & 1)
+#define CP_PACKET3_GET_OPCODE(h) (((h) >> 8) & 0xFF)
+
+static void cs_gem_print(struct radeon_cs *cs, FILE *file)
+{
+    unsigned opcode;
+    unsigned reg;
+    unsigned cnt;
+    int i, j;
+
+    for (i = 0; i < cs->cdw;) {
+        cnt = CP_PACKET_GET_COUNT(cs->packets[i]);
+        switch (CP_PACKET_GET_TYPE(cs->packets[i])) {
+        case PACKET_TYPE0:
+            fprintf(file, "Pkt0 at %d (%d dwords):\n", i, cnt + 1);
+            reg = CP_PACKET0_GET_REG(cs->packets[i]);
+            if (CP_PACKET0_GET_ONE_REG_WR(cs->packets[i++])) {
+                for (j = 0; j <= cnt; j++) {
+                    fprintf(file, "    0x%08X -> 0x%04X\n",
+                            cs->packets[i++], reg);
+                }
+            } else {
+                for (j = 0; j <= cnt; j++) {
+                    fprintf(file, "    0x%08X -> 0x%04X\n",
+                            cs->packets[i++], reg);
+                    reg += 4;
+                }
+            }
+            break;
+        case PACKET_TYPE3:
+            fprintf(file, "Pkt3 at %d :\n", i);
+            opcode = CP_PACKET3_GET_OPCODE(cs->packets[i++]);
+            switch (opcode) {
+            case PACKET3_NOP:
+                fprintf(file, "    PACKET3_NOP:\n");
+                break;
+            case PACKET3_3D_DRAW_VBUF:
+                fprintf(file, "    PACKET3_3D_DRAW_VBUF:\n");
+                break;
+            case PACKET3_3D_DRAW_IMMD:
+                fprintf(file, "    PACKET3_3D_DRAW_IMMD:\n");
+                break;
+            case PACKET3_3D_DRAW_INDX:
+                fprintf(file, "    PACKET3_3D_DRAW_INDX:\n");
+                break;
+            case PACKET3_3D_LOAD_VBPNTR:
+                fprintf(file, "    PACKET3_3D_LOAD_VBPNTR:\n");
+                break;
+            case PACKET3_INDX_BUFFER:
+                fprintf(file, "    PACKET3_INDX_BUFFER:\n");
+                break;
+            case PACKET3_3D_DRAW_VBUF_2:
+                fprintf(file, "    PACKET3_3D_DRAW_VBUF_2:\n");
+                break;
+            case PACKET3_3D_DRAW_IMMD_2:
+                fprintf(file, "    PACKET3_3D_DRAW_IMMD_2:\n");
+                break;
+            case PACKET3_3D_DRAW_INDX_2:
+                fprintf(file, "    PACKET3_3D_DRAW_INDX_2:\n");
+                break;
+            default:
+                fprintf(file, "Unknow opcode 0x%02X at %d\n", opcode, i);
+                return;
+            }
+            for (j = 0; j <= cnt; j++) {
+                fprintf(file, "        0x%08X\n", cs->packets[i++]);
+            }
+            break;
+        case PACKET_TYPE1:
+        case PACKET_TYPE2:
+        default:
+            fprintf(file, "Unknow packet 0x%08X at %d\n", cs->packets[i], i);
+            return;
+        }
+    }
 }
 
 static struct radeon_cs_funcs radeon_cs_gem_funcs = {
@@ -316,7 +414,8 @@ static struct radeon_cs_funcs radeon_cs_gem_funcs = {
     cs_gem_emit,
     cs_gem_destroy,
     cs_gem_erase,
-    cs_gem_need_flush
+    cs_gem_need_flush,
+    cs_gem_print
 };
 
 struct radeon_cs_manager *radeon_cs_manager_gem_ctor(int fd)