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Diffstat (limited to 'src/drm/cairo-drm-intel-debug.c')
-rw-r--r--src/drm/cairo-drm-intel-debug.c1209
1 files changed, 1209 insertions, 0 deletions
diff --git a/src/drm/cairo-drm-intel-debug.c b/src/drm/cairo-drm-intel-debug.c
new file mode 100644
index 000000000..7068c933e
--- /dev/null
+++ b/src/drm/cairo-drm-intel-debug.c
@@ -0,0 +1,1209 @@
+/**************************************************************************
+ *
+ * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * 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, sub license, 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 NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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 "cairoint.h"
+#include "cairo-drm-intel-private.h"
+
+struct debug_stream {
+ unsigned offset; /* current gtt offset */
+ const char *ptr; /* pointer to gtt offset zero */
+ const char *end; /* pointer to gtt offset zero */
+};
+
+static cairo_bool_t
+debug (struct debug_stream *stream, const char *name, uint32_t len)
+{
+ uint32_t i;
+ const uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
+
+ if (len == 0) {
+ fprintf (stderr, "Error - zero length packet (0x%08x)\n", stream->ptr[0]);
+ ASSERT_NOT_REACHED;
+ return FALSE;
+ }
+
+ fprintf (stderr, "%04x: ", stream->offset);
+
+ fprintf (stderr, "%s (%d dwords):\n", name, len);
+ for (i = 0; i < len; i++)
+ fprintf (stderr, "\t0x%08x\n", ptr[i]);
+ fprintf (stderr, "\n");
+
+ stream->offset += len * sizeof(uint32_t);
+ return TRUE;
+}
+
+
+static const char *
+get_prim_name (uint32_t val)
+{
+ switch (val & PRIM3D_MASK) {
+ case PRIM3D_TRILIST: return "TRILIST";
+ case PRIM3D_TRISTRIP: return "TRISTRIP";
+ case PRIM3D_TRISTRIP_RVRSE: return "TRISTRIP_RVRSE";
+ case PRIM3D_TRIFAN: return "TRIFAN";
+ case PRIM3D_POLY: return "POLY";
+ case PRIM3D_LINELIST: return "LINELIST";
+ case PRIM3D_LINESTRIP: return "LINESTRIP";
+ case PRIM3D_RECTLIST: return "RECTLIST";
+ case PRIM3D_POINTLIST: return "POINTLIST";
+ case PRIM3D_DIB: return "DIB";
+ case PRIM3D_CLEAR_RECT: return "CLEAR_RECT";
+ case PRIM3D_ZONE_INIT: return "ZONE_INIT";
+ default: return "????";
+ }
+}
+
+static cairo_bool_t
+debug_prim (struct debug_stream *stream,
+ const char *name,
+ cairo_bool_t dump_floats,
+ uint32_t len)
+{
+ uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
+ const char *prim = get_prim_name( ptr[0] );
+ uint32_t i;
+
+ fprintf (stderr, "%04x: ", stream->offset);
+ fprintf (stderr, "%s %s (%d dwords):\n", name, prim, len);
+ fprintf (stderr, "\t0x%08x\n", ptr[0]);
+ for (i = 1; i < len; i++) {
+ if (dump_floats)
+ fprintf (stderr, "\t0x%08x // %f\n", ptr[i], *(float *)&ptr[i]);
+ else
+ fprintf (stderr, "\t0x%08x\n", ptr[i]);
+ }
+
+ fprintf (stderr, "\n");
+
+ stream->offset += len * sizeof(uint32_t);
+ return TRUE;
+}
+
+static const char *opcodes[] = {
+ "NOP",
+ "ADD",
+ "MOV",
+ "MUL",
+ "MAD",
+ "DP2ADD",
+ "DP3",
+ "DP4",
+ "FRC",
+ "RCP",
+ "RSQ",
+ "EXP",
+ "LOG",
+ "CMP",
+ "MIN",
+ "MAX",
+ "FLR",
+ "MOD",
+ "TRC",
+ "SGE",
+ "SLT",
+ "TEXLD",
+ "TEXLDP",
+ "TEXLDB",
+ "TEXKILL",
+ "DCL",
+ "0x1a",
+ "0x1b",
+ "0x1c",
+ "0x1d",
+ "0x1e",
+ "0x1f",
+};
+
+static const int args[] = {
+ 0, /* 0 nop */
+ 2, /* 1 add */
+ 1, /* 2 mov */
+ 2, /* 3 m ul */
+ 3, /* 4 mad */
+ 3, /* 5 dp2add */
+ 2, /* 6 dp3 */
+ 2, /* 7 dp4 */
+ 1, /* 8 frc */
+ 1, /* 9 rcp */
+ 1, /* a rsq */
+ 1, /* b exp */
+ 1, /* c log */
+ 3, /* d cmp */
+ 2, /* e min */
+ 2, /* f max */
+ 1, /* 10 flr */
+ 1, /* 11 mod */
+ 1, /* 12 trc */
+ 2, /* 13 sge */
+ 2, /* 14 slt */
+ 1,
+ 1,
+ 1,
+ 1,
+ 0,
+ 0,
+ 0,
+ 0,
+ 0,
+ 0,
+ 0,
+};
+
+static const char *regname[] = {
+ "R",
+ "T",
+ "CONST",
+ "S",
+ "OC",
+ "OD",
+ "U",
+ "UNKNOWN",
+};
+
+static void
+print_reg_type_nr(uint32_t type, uint32_t nr)
+{
+ switch (type) {
+ case REG_TYPE_T:
+ switch (nr) {
+ case T_DIFFUSE:
+ fprintf (stderr, "T_DIFFUSE");
+ return;
+ case T_SPECULAR:
+ fprintf (stderr, "T_SPECULAR");
+ return;
+ case T_FOG_W:
+ fprintf (stderr, "T_FOG_W");
+ return;
+ default:
+ fprintf (stderr, "T_TEX%d", nr);
+ return;
+ }
+ case REG_TYPE_OC:
+ if (nr == 0) {
+ fprintf (stderr, "oC");
+ return;
+ }
+ break;
+ case REG_TYPE_OD:
+ if (nr == 0) {
+ fprintf (stderr, "oD");
+ return;
+ }
+ break;
+ default:
+ break;
+ }
+
+ fprintf (stderr, "%s[%d]", regname[type], nr);
+}
+
+#define REG_SWIZZLE_MASK 0x7777
+#define REG_NEGATE_MASK 0x8888
+
+#define REG_SWIZZLE_XYZW ((SRC_X << A2_SRC2_CHANNEL_X_SHIFT) | \
+ (SRC_Y << A2_SRC2_CHANNEL_Y_SHIFT) | \
+ (SRC_Z << A2_SRC2_CHANNEL_Z_SHIFT) | \
+ (SRC_W << A2_SRC2_CHANNEL_W_SHIFT))
+
+static void
+print_reg_neg_swizzle(uint32_t reg)
+{
+ int i;
+
+ if ((reg & REG_SWIZZLE_MASK) == REG_SWIZZLE_XYZW &&
+ (reg & REG_NEGATE_MASK) == 0)
+ return;
+
+ fprintf (stderr, ".");
+
+ for (i = 12; i >= 0; i -= 4) {
+ if (reg & (8 << i))
+ fprintf (stderr, "-");
+
+ switch ((reg >> i) & 0x7) {
+ case 0:
+ fprintf (stderr, "x");
+ break;
+ case 1:
+ fprintf (stderr, "y");
+ break;
+ case 2:
+ fprintf (stderr, "z");
+ break;
+ case 3:
+ fprintf (stderr, "w");
+ break;
+ case 4:
+ fprintf (stderr, "0");
+ break;
+ case 5:
+ fprintf (stderr, "1");
+ break;
+ default:
+ fprintf (stderr, "?");
+ break;
+ }
+ }
+}
+
+static void
+print_src_reg(uint32_t dword)
+{
+ uint32_t nr = (dword >> A2_SRC2_NR_SHIFT) & REG_NR_MASK;
+ uint32_t type = (dword >> A2_SRC2_TYPE_SHIFT) & REG_TYPE_MASK;
+ print_reg_type_nr(type, nr);
+ print_reg_neg_swizzle(dword);
+}
+
+static void
+print_dest_reg(uint32_t dword)
+{
+ uint32_t nr = (dword >> A0_DEST_NR_SHIFT) & REG_NR_MASK;
+ uint32_t type = (dword >> A0_DEST_TYPE_SHIFT) & REG_TYPE_MASK;
+ print_reg_type_nr(type, nr);
+ if ((dword & A0_DEST_CHANNEL_ALL) == A0_DEST_CHANNEL_ALL)
+ return;
+ fprintf (stderr, ".");
+ if (dword & A0_DEST_CHANNEL_X)
+ fprintf (stderr, "x");
+ if (dword & A0_DEST_CHANNEL_Y)
+ fprintf (stderr, "y");
+ if (dword & A0_DEST_CHANNEL_Z)
+ fprintf (stderr, "z");
+ if (dword & A0_DEST_CHANNEL_W)
+ fprintf (stderr, "w");
+}
+
+#define GET_SRC0_REG(r0, r1) ((r0<<14)|(r1>>A1_SRC0_CHANNEL_W_SHIFT))
+#define GET_SRC1_REG(r0, r1) ((r0<<8)|(r1>>A2_SRC1_CHANNEL_W_SHIFT))
+#define GET_SRC2_REG(r) (r)
+
+static void
+print_arith_op(uint32_t opcode, const uint32_t * program)
+{
+ if (opcode != A0_NOP) {
+ print_dest_reg(program[0]);
+ if (program[0] & A0_DEST_SATURATE)
+ fprintf (stderr, " = SATURATE ");
+ else
+ fprintf (stderr, " = ");
+ }
+
+ fprintf (stderr, "%s ", opcodes[opcode]);
+
+ print_src_reg(GET_SRC0_REG(program[0], program[1]));
+ if (args[opcode] == 1) {
+ fprintf (stderr, "\n");
+ return;
+ }
+
+ fprintf (stderr, ", ");
+ print_src_reg(GET_SRC1_REG(program[1], program[2]));
+ if (args[opcode] == 2) {
+ fprintf (stderr, "\n");
+ return;
+ }
+
+ fprintf (stderr, ", ");
+ print_src_reg(GET_SRC2_REG(program[2]));
+ fprintf (stderr, "\n");
+ return;
+}
+
+static void
+print_tex_op(uint32_t opcode, const uint32_t * program)
+{
+ print_dest_reg(program[0] | A0_DEST_CHANNEL_ALL);
+ fprintf (stderr, " = ");
+
+ fprintf (stderr, "%s ", opcodes[opcode]);
+
+ fprintf (stderr, "S[%d],", program[0] & T0_SAMPLER_NR_MASK);
+
+ print_reg_type_nr((program[1] >> T1_ADDRESS_REG_TYPE_SHIFT) &
+ REG_TYPE_MASK,
+ (program[1] >> T1_ADDRESS_REG_NR_SHIFT) & REG_NR_MASK);
+ fprintf (stderr, "\n");
+}
+
+static void
+print_dcl_op(uint32_t opcode, const uint32_t * program)
+{
+ fprintf (stderr, "%s ", opcodes[opcode]);
+ print_dest_reg(program[0] | A0_DEST_CHANNEL_ALL);
+ fprintf (stderr, "\n");
+}
+
+static void
+i915_disassemble_program (const uint32_t * program, uint32_t sz)
+{
+ uint32_t size = program[0] & 0x1ff;
+ uint32_t i;
+
+ fprintf (stderr, "\tPROGRAM\n");
+
+ assert(size + 2 == sz);
+
+ program++;
+ for (i = 1; i < sz; i += 3, program += 3) {
+ uint32_t opcode = program[0] & (0x1f << 24);
+
+ fprintf (stderr, "\t\t");
+
+ if ((int) opcode >= A0_NOP && opcode <= A0_SLT)
+ print_arith_op(opcode >> 24, program);
+ else if (opcode >= T0_TEXLD && opcode <= T0_TEXKILL)
+ print_tex_op(opcode >> 24, program);
+ else if (opcode == D0_DCL)
+ print_dcl_op(opcode >> 24, program);
+ else
+ fprintf (stderr, "Unknown opcode 0x%x\n", opcode);
+ }
+
+ fprintf (stderr, "\tEND-PROGRAM\n\n");
+}
+
+static cairo_bool_t
+debug_program (struct debug_stream *stream, const char *name, uint32_t len)
+{
+ uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
+
+ if (len == 0) {
+ fprintf (stderr, "Error - zero length packet (0x%08x)\n", stream->ptr[0]);
+ ASSERT_NOT_REACHED;
+ return FALSE;
+ }
+
+ fprintf (stderr, "%04x: ", stream->offset);
+ fprintf (stderr, "%s (%d dwords):\n", name, len);
+ i915_disassemble_program (ptr, len);
+
+ stream->offset += len * sizeof(uint32_t);
+ return TRUE;
+}
+
+static cairo_bool_t
+debug_chain (struct debug_stream *stream, const char *name, uint32_t len)
+{
+ uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
+ uint32_t old_offset = stream->offset + len * sizeof(uint32_t);
+ uint32_t i;
+
+ fprintf (stderr, "%s (%d dwords):\n", name, len);
+ for (i = 0; i < len; i++)
+ fprintf (stderr, "\t0x%08x\n", ptr[i]);
+
+ stream->offset = ptr[1] & ~0x3;
+
+ if (stream->offset < old_offset)
+ fprintf (stderr, "\n... skipping backwards from 0x%x --> 0x%x ...\n\n",
+ old_offset, stream->offset );
+ else
+ fprintf (stderr, "\n... skipping from 0x%x --> 0x%x ...\n\n",
+ old_offset, stream->offset );
+
+ return TRUE;
+}
+
+static cairo_bool_t
+debug_variable_length_prim (struct debug_stream *stream)
+{
+ uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
+ const char *prim = get_prim_name( ptr[0] );
+ uint32_t i, len;
+
+ uint16_t *idx = (uint16_t *)(ptr+1);
+ for (i = 0; idx[i] != 0xffff; i++)
+ ;
+
+ len = 1+(i+2)/2;
+
+ fprintf (stderr, "%04x: ", stream->offset);
+ fprintf (stderr, "3DPRIM, %s variable length %d indicies (%d dwords):\n", prim, i, len);
+ for (i = 0; i < len; i++)
+ fprintf (stderr, "\t0x%08x\n", ptr[i]);
+ fprintf (stderr, "\n");
+
+ stream->offset += len * sizeof(uint32_t);
+ return TRUE;
+}
+
+#define BITS(dw, hi, lo, ...) \
+ do { \
+ unsigned himask = 0xffffffffU >> (31 - (hi)); \
+ fprintf (stderr, "\t\t "); \
+ fprintf (stderr, __VA_ARGS__); \
+ fprintf (stderr, ": 0x%x\n", ((dw) & himask) >> (lo)); \
+ } while (0)
+
+#define MBZ(dw, hi, lo) do { \
+ unsigned x = (dw) >> (lo); \
+ unsigned lomask = (1 << (lo)) - 1; \
+ unsigned himask; \
+ himask = (1UL << (hi)) - 1; \
+ assert ((x & himask & ~lomask) == 0); \
+} while (0)
+
+#define FLAG(dw, bit, ... ) \
+ do { \
+ if (((dw) >> (bit)) & 1) { \
+ fprintf (stderr, "\t\t "); \
+ fprintf (stderr, __VA_ARGS__); \
+ fprintf (stderr, "\n"); \
+ } \
+ } while (0)
+
+static cairo_bool_t
+debug_load_immediate (struct debug_stream *stream,
+ const char *name,
+ uint32_t len)
+{
+ uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
+ uint32_t bits = (ptr[0] >> 4) & 0xff;
+ uint32_t j = 0;
+
+ fprintf (stderr, "%04x: ", stream->offset);
+ fprintf (stderr, "%s (%d dwords, flags: %x):\n", name, len, bits);
+ fprintf (stderr, "\t0x%08x\n", ptr[j++]);
+
+ if (bits & (1<<0)) {
+ fprintf (stderr, "\t LIS0: 0x%08x\n", ptr[j]);
+ fprintf (stderr, "\t vb address: 0x%08x\n", (ptr[j] & ~0x3));
+ BITS (ptr[j], 0, 0, "vb invalidate disable");
+ j++;
+ }
+ if (bits & (1<<1)) {
+ fprintf (stderr, "\t LIS1: 0x%08x\n", ptr[j]);
+ BITS (ptr[j], 29, 24, "vb dword width");
+ BITS (ptr[j], 21, 16, "vb dword pitch");
+ BITS (ptr[j], 15, 0, "vb max index");
+ j++;
+ }
+ if (bits & (1<<2)) {
+ int i;
+ fprintf (stderr, "\t LIS2: 0x%08x\n", ptr[j]);
+ for (i = 0; i < 8; i++) {
+ unsigned tc = (ptr[j] >> (i * 4)) & 0xf;
+ if (tc != 0xf)
+ BITS (tc, 3, 0, "tex coord %d", i);
+ }
+ j++;
+ }
+ if (bits & (1<<3)) {
+ fprintf (stderr, "\t LIS3: 0x%08x\n", ptr[j]);
+ j++;
+ }
+ if (bits & (1<<4)) {
+ fprintf (stderr, "\t LIS4: 0x%08x\n", ptr[j]);
+ BITS (ptr[j], 31, 23, "point width");
+ BITS (ptr[j], 22, 19, "line width");
+ FLAG (ptr[j], 18, "alpha flatshade");
+ FLAG (ptr[j], 17, "fog flatshade");
+ FLAG (ptr[j], 16, "spec flatshade");
+ FLAG (ptr[j], 15, "rgb flatshade");
+ BITS (ptr[j], 14, 13, "cull mode");
+ FLAG (ptr[j], 12, "vfmt: point width");
+ FLAG (ptr[j], 11, "vfmt: specular/fog");
+ FLAG (ptr[j], 10, "vfmt: rgba");
+ FLAG (ptr[j], 9, "vfmt: depth offset");
+ BITS (ptr[j], 8, 6, "vfmt: position (2==xyzw)");
+ FLAG (ptr[j], 5, "force dflt diffuse");
+ FLAG (ptr[j], 4, "force dflt specular");
+ FLAG (ptr[j], 3, "local depth offset enable");
+ FLAG (ptr[j], 2, "vfmt: fp32 fog coord");
+ FLAG (ptr[j], 1, "sprite point");
+ FLAG (ptr[j], 0, "antialiasing");
+ j++;
+ }
+ if (bits & (1<<5)) {
+ fprintf (stderr, "\t LIS5: 0x%08x\n", ptr[j]);
+ BITS (ptr[j], 31, 28, "rgba write disables");
+ FLAG (ptr[j], 27, "force dflt point width");
+ FLAG (ptr[j], 26, "last pixel enable");
+ FLAG (ptr[j], 25, "global z offset enable");
+ FLAG (ptr[j], 24, "fog enable");
+ BITS (ptr[j], 23, 16, "stencil ref");
+ BITS (ptr[j], 15, 13, "stencil test");
+ BITS (ptr[j], 12, 10, "stencil fail op");
+ BITS (ptr[j], 9, 7, "stencil pass z fail op");
+ BITS (ptr[j], 6, 4, "stencil pass z pass op");
+ FLAG (ptr[j], 3, "stencil write enable");
+ FLAG (ptr[j], 2, "stencil test enable");
+ FLAG (ptr[j], 1, "color dither enable");
+ FLAG (ptr[j], 0, "logiop enable");
+ j++;
+ }
+ if (bits & (1<<6)) {
+ fprintf (stderr, "\t LIS6: 0x%08x\n", ptr[j]);
+ FLAG (ptr[j], 31, "alpha test enable");
+ BITS (ptr[j], 30, 28, "alpha func");
+ BITS (ptr[j], 27, 20, "alpha ref");
+ FLAG (ptr[j], 19, "depth test enable");
+ BITS (ptr[j], 18, 16, "depth func");
+ FLAG (ptr[j], 15, "blend enable");
+ BITS (ptr[j], 14, 12, "blend func");
+ BITS (ptr[j], 11, 8, "blend src factor");
+ BITS (ptr[j], 7, 4, "blend dst factor");
+ FLAG (ptr[j], 3, "depth write enable");
+ FLAG (ptr[j], 2, "color write enable");
+ BITS (ptr[j], 1, 0, "provoking vertex");
+ j++;
+ }
+
+ fprintf (stderr, "\n");
+
+ assert(j == len);
+
+ stream->offset += len * sizeof(uint32_t);
+ return TRUE;
+}
+
+static cairo_bool_t
+debug_load_indirect (struct debug_stream *stream,
+ const char *name,
+ uint32_t len)
+{
+ uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
+ uint32_t bits = (ptr[0] >> 8) & 0x3f;
+ uint32_t i, j = 0;
+
+ fprintf (stderr, "%04x: ", stream->offset);
+ fprintf (stderr, "%s (%d dwords):\n", name, len);
+ fprintf (stderr, "\t0x%08x\n", ptr[j++]);
+
+ for (i = 0; i < 6; i++) {
+ if (bits & (1<<i)) {
+ switch (1<<(8+i)) {
+ case LI0_STATE_STATIC_INDIRECT:
+ fprintf (stderr, " STATIC: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
+ fprintf (stderr, " 0x%08x\n", ptr[j++]);
+ break;
+ case LI0_STATE_DYNAMIC_INDIRECT:
+ fprintf (stderr, " DYNAMIC: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
+ break;
+ case LI0_STATE_SAMPLER:
+ fprintf (stderr, " SAMPLER: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
+ fprintf (stderr, " 0x%08x\n", ptr[j++]);
+ break;
+ case LI0_STATE_MAP:
+ fprintf (stderr, " MAP: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
+ fprintf (stderr, " 0x%08x\n", ptr[j++]);
+ break;
+ case LI0_STATE_PROGRAM:
+ fprintf (stderr, " PROGRAM: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
+ fprintf (stderr, " 0x%08x\n", ptr[j++]);
+ break;
+ case LI0_STATE_CONSTANTS:
+ fprintf (stderr, " CONSTANTS: 0x%08x | %x\n", ptr[j]&~3, ptr[j]&3); j++;
+ fprintf (stderr, " 0x%08x\n", ptr[j++]);
+ break;
+ default:
+ ASSERT_NOT_REACHED;
+ break;
+ }
+ }
+ }
+
+ if (bits == 0) {
+ fprintf (stderr, "\t DUMMY: 0x%08x\n", ptr[j++]);
+ }
+
+ fprintf (stderr, "\n");
+
+ assert(j == len);
+ stream->offset += len * sizeof(uint32_t);
+ return TRUE;
+}
+
+static void
+BR13 (struct debug_stream *stream,
+ uint32_t val)
+{
+ fprintf (stderr, "\t0x%08x\n", val);
+ FLAG (val, 30, "clipping enable");
+ BITS (val, 25, 24, "color depth (3==32bpp)");
+ BITS (val, 23, 16, "raster op");
+ BITS (val, 15, 0, "dest pitch");
+}
+
+static void
+BR2223 (struct debug_stream *stream,
+ uint32_t val22, uint32_t val23)
+{
+ union { uint32_t val; short field[2]; } BR22, BR23;
+
+ BR22.val = val22;
+ BR23.val = val23;
+
+ fprintf (stderr, "\t0x%08x\n", val22);
+ BITS (val22, 31, 16, "dest y1");
+ BITS (val22, 15, 0, "dest x1");
+
+ fprintf (stderr, "\t0x%08x\n", val23);
+ BITS (val23, 31, 16, "dest y2");
+ BITS (val23, 15, 0, "dest x2");
+
+ /* The blit engine may produce unexpected results when these aren't met */
+ assert(BR22.field[0] < BR23.field[0]);
+ assert(BR22.field[1] < BR23.field[1]);
+}
+
+static void
+BR09 (struct debug_stream *stream,
+ uint32_t val)
+{
+ fprintf (stderr, "\t0x%08x -- dest address\n", val);
+}
+
+static void
+BR26 (struct debug_stream *stream,
+ uint32_t val)
+{
+ fprintf (stderr, "\t0x%08x\n", val);
+ BITS (val, 31, 16, "src y1");
+ BITS (val, 15, 0, "src x1");
+}
+
+static void
+BR11 (struct debug_stream *stream,
+ uint32_t val)
+{
+ fprintf (stderr, "\t0x%08x\n", val);
+ BITS (val, 15, 0, "src pitch");
+}
+
+static void
+BR12 (struct debug_stream *stream,
+ uint32_t val)
+{
+ fprintf (stderr, "\t0x%08x -- src address\n", val);
+}
+
+static void
+BR16 (struct debug_stream *stream,
+ uint32_t val)
+{
+ fprintf (stderr, "\t0x%08x -- color\n", val);
+}
+
+static cairo_bool_t
+debug_copy_blit (struct debug_stream *stream,
+ const char *name,
+ uint32_t len)
+{
+ uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
+ uint32_t j = 0;
+
+ fprintf (stderr, "%04x: ", stream->offset);
+ fprintf (stderr, "%s (%d dwords):\n", name, len);
+ fprintf (stderr, "\t0x%08x\n", ptr[j++]);
+
+ BR13(stream, ptr[j++]);
+ BR2223(stream, ptr[j], ptr[j+1]);
+ j += 2;
+ BR09(stream, ptr[j++]);
+ BR26(stream, ptr[j++]);
+ BR11(stream, ptr[j++]);
+ BR12(stream, ptr[j++]);
+
+ stream->offset += len * sizeof(uint32_t);
+ assert(j == len);
+ return TRUE;
+}
+
+static cairo_bool_t
+debug_color_blit (struct debug_stream *stream,
+ const char *name,
+ uint32_t len)
+{
+ uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
+ uint32_t j = 0;
+
+ fprintf (stderr, "%04x: ", stream->offset);
+ fprintf (stderr, "%s (%d dwords):\n", name, len);
+ fprintf (stderr, "\t0x%08x\n", ptr[j++]);
+
+ BR13(stream, ptr[j++]);
+ BR2223(stream, ptr[j], ptr[j+1]);
+ j += 2;
+ BR09(stream, ptr[j++]);
+ BR16(stream, ptr[j++]);
+
+ stream->offset += len * sizeof(uint32_t);
+ assert(j == len);
+ return TRUE;
+}
+
+static cairo_bool_t
+debug_modes4 (struct debug_stream *stream,
+ const char *name,
+ uint32_t len)
+{
+ uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
+ uint32_t j = 0;
+
+ fprintf (stderr, "%04x: ", stream->offset);
+ fprintf (stderr, "%s (%d dwords):\n", name, len);
+ fprintf (stderr, "\t0x%08x\n", ptr[j]);
+ BITS (ptr[j], 21, 18, "logicop func");
+ FLAG (ptr[j], 17, "stencil test mask modify-enable");
+ FLAG (ptr[j], 16, "stencil write mask modify-enable");
+ BITS (ptr[j], 15, 8, "stencil test mask");
+ BITS (ptr[j], 7, 0, "stencil write mask");
+ fprintf (stderr, "\n");
+ j++;
+
+ stream->offset += len * sizeof(uint32_t);
+ assert(j == len);
+ return TRUE;
+}
+
+static cairo_bool_t
+debug_map_state (struct debug_stream *stream,
+ const char *name,
+ uint32_t len)
+{
+ uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
+ uint32_t j = 0;
+
+ fprintf (stderr, "%04x: ", stream->offset);
+ fprintf (stderr, "%s (%d dwords):\n", name, len);
+ fprintf (stderr, "\t0x%08x\n", ptr[j++]);
+
+ {
+ fprintf (stderr, "\t0x%08x\n", ptr[j]);
+ BITS (ptr[j], 15, 0, "map mask");
+ j++;
+ }
+
+ while (j < len) {
+ {
+ fprintf (stderr, "\t TMn.0: 0x%08x\n", ptr[j]);
+ fprintf (stderr, "\t map address: 0x%08x\n", (ptr[j] & ~0x3));
+ FLAG (ptr[j], 1, "vertical line stride");
+ FLAG (ptr[j], 0, "vertical line stride offset");
+ j++;
+ }
+
+ {
+ fprintf (stderr, "\t TMn.1: 0x%08x\n", ptr[j]);
+ BITS (ptr[j], 31, 21, "height");
+ BITS (ptr[j], 20, 10, "width");
+ BITS (ptr[j], 9, 7, "surface format");
+ BITS (ptr[j], 6, 3, "texel format");
+ FLAG (ptr[j], 2, "use fence regs");
+ FLAG (ptr[j], 1, "tiled surface");
+ FLAG (ptr[j], 0, "tile walk ymajor");
+ j++;
+ }
+ {
+ fprintf (stderr, "\t TMn.2: 0x%08x\n", ptr[j]);
+ BITS (ptr[j], 31, 21, "dword pitch");
+ BITS (ptr[j], 20, 15, "cube face enables");
+ BITS (ptr[j], 14, 9, "max lod");
+ FLAG (ptr[j], 8, "mip layout right");
+ BITS (ptr[j], 7, 0, "depth");
+ j++;
+ }
+ }
+
+ stream->offset += len * sizeof(uint32_t);
+ assert(j == len);
+ return TRUE;
+}
+
+static cairo_bool_t
+debug_sampler_state (struct debug_stream *stream,
+ const char *name,
+ uint32_t len)
+{
+ uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
+ uint32_t j = 0;
+
+ fprintf (stderr, "%04x: ", stream->offset);
+ fprintf (stderr, "%s (%d dwords):\n", name, len);
+ fprintf (stderr, "\t0x%08x\n", ptr[j++]);
+
+ {
+ fprintf (stderr, "\t0x%08x\n", ptr[j]);
+ BITS (ptr[j], 15, 0, "sampler mask");
+ j++;
+ }
+
+ while (j < len) {
+ {
+ fprintf (stderr, "\t TSn.0: 0x%08x\n", ptr[j]);
+ FLAG (ptr[j], 31, "reverse gamma");
+ FLAG (ptr[j], 30, "planar to packed");
+ FLAG (ptr[j], 29, "yuv->rgb");
+ BITS (ptr[j], 28, 27, "chromakey index");
+ BITS (ptr[j], 26, 22, "base mip level");
+ BITS (ptr[j], 21, 20, "mip mode filter");
+ BITS (ptr[j], 19, 17, "mag mode filter");
+ BITS (ptr[j], 16, 14, "min mode filter");
+ BITS (ptr[j], 13, 5, "lod bias (s4.4)");
+ FLAG (ptr[j], 4, "shadow enable");
+ FLAG (ptr[j], 3, "max-aniso-4");
+ BITS (ptr[j], 2, 0, "shadow func");
+ j++;
+ }
+
+ {
+ fprintf (stderr, "\t TSn.1: 0x%08x\n", ptr[j]);
+ BITS (ptr[j], 31, 24, "min lod");
+ MBZ( ptr[j], 23, 18 );
+ FLAG (ptr[j], 17, "kill pixel enable");
+ FLAG (ptr[j], 16, "keyed tex filter mode");
+ FLAG (ptr[j], 15, "chromakey enable");
+ BITS (ptr[j], 14, 12, "tcx wrap mode");
+ BITS (ptr[j], 11, 9, "tcy wrap mode");
+ BITS (ptr[j], 8, 6, "tcz wrap mode");
+ FLAG (ptr[j], 5, "normalized coords");
+ BITS (ptr[j], 4, 1, "map (surface) index");
+ FLAG (ptr[j], 0, "EAST deinterlacer enable");
+ j++;
+ }
+ {
+ fprintf (stderr, "\t TSn.2: 0x%08x (default color)\n", ptr[j]);
+ j++;
+ }
+ }
+
+ stream->offset += len * sizeof(uint32_t);
+ assert(j == len);
+ return TRUE;
+}
+
+static cairo_bool_t
+debug_dest_vars (struct debug_stream *stream,
+ const char *name,
+ uint32_t len)
+{
+ uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
+ uint32_t j = 0;
+
+ fprintf (stderr, "%04x: ", stream->offset);
+ fprintf (stderr, "%s (%d dwords):\n", name, len);
+ fprintf (stderr, "\t0x%08x\n", ptr[j++]);
+
+ {
+ fprintf (stderr, "\t0x%08x\n", ptr[j]);
+ FLAG (ptr[j], 31, "early classic ztest");
+ FLAG (ptr[j], 30, "opengl tex default color");
+ FLAG (ptr[j], 29, "bypass iz");
+ FLAG (ptr[j], 28, "lod preclamp");
+ BITS (ptr[j], 27, 26, "dither pattern");
+ FLAG (ptr[j], 25, "linear gamma blend");
+ FLAG (ptr[j], 24, "debug dither");
+ BITS (ptr[j], 23, 20, "dstorg x");
+ BITS (ptr[j], 19, 16, "dstorg y");
+ MBZ (ptr[j], 15, 15 );
+ BITS (ptr[j], 14, 12, "422 write select");
+ BITS (ptr[j], 11, 8, "cbuf format");
+ BITS (ptr[j], 3, 2, "zbuf format");
+ FLAG (ptr[j], 1, "vert line stride");
+ FLAG (ptr[j], 1, "vert line stride offset");
+ j++;
+ }
+
+ stream->offset += len * sizeof(uint32_t);
+ assert(j == len);
+ return TRUE;
+}
+
+static cairo_bool_t debug_buf_info( struct debug_stream *stream,
+ const char *name,
+ uint32_t len )
+{
+ uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
+ uint32_t j = 0;
+
+ fprintf (stderr, "%04x: ", stream->offset);
+ fprintf (stderr, "%s (%d dwords):\n", name, len);
+ fprintf (stderr, "\t0x%08x\n", ptr[j++]);
+
+ {
+ fprintf (stderr, "\t0x%08x\n", ptr[j]);
+ BITS (ptr[j], 28, 28, "aux buffer id");
+ BITS (ptr[j], 27, 24, "buffer id (7=depth, 3=back)");
+ FLAG (ptr[j], 23, "use fence regs");
+ FLAG (ptr[j], 22, "tiled surface");
+ FLAG (ptr[j], 21, "tile walk ymajor");
+ MBZ (ptr[j], 20, 14);
+ BITS (ptr[j], 13, 2, "dword pitch");
+ MBZ (ptr[j], 2, 0);
+ j++;
+ }
+
+ fprintf (stderr, "\t0x%08x -- buffer base address\n", ptr[j++]);
+
+ stream->offset += len * sizeof(uint32_t);
+ assert(j == len);
+ return TRUE;
+}
+
+static cairo_bool_t
+decode_3d_i915 (struct debug_stream *stream)
+{
+ uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
+ uint32_t cmd = *ptr;
+
+ switch ((cmd >> 24) & 0x1f) {
+ case 0x6:
+ return debug (stream, "3DSTATE_ANTI_ALIASING", 1);
+ case 0x7:
+ return debug (stream, "3DSTATE_RASTERIZATION_RULES", 1);
+ case 0x8:
+ return debug (stream, "3DSTATE_BACKFACE_STENCIL_OPS", 1);
+ case 0x9:
+ return debug (stream, "3DSTATE_BACKFACE_STENCIL_MASKS", 1);
+ case 0xb:
+ return debug (stream, "3DSTATE_INDEPENDENT_ALPHA_BLEND", 1);
+ case 0xc:
+ return debug (stream, "3DSTATE_MODES5", 1);
+ case 0xd:
+ return debug_modes4(stream, "3DSTATE_MODES4", 1);
+ case 0x15:
+ return debug (stream, "3DSTATE_FOG_COLOR", 1);
+ case 0x16:
+ return debug (stream, "3DSTATE_COORD_SET_BINDINGS", 1);
+ case 0x1c:
+ /* 3DState16NP */
+ switch((cmd >> 19) & 0x1f) {
+ case 0x10:
+ return debug (stream, "3DSTATE_SCISSOR_ENABLE", 1);
+ case 0x11:
+ return debug (stream, "3DSTATE_DEPTH_SUBRECTANGLE_DISABLE", 1);
+ default:
+ break;
+ }
+ break;
+ case 0x1d:
+ /* 3DStateMW */
+ switch ((cmd >> 16) & 0xff) {
+ case 0x0:
+ return debug_map_state(stream, "3DSTATE_MAP_STATE", (cmd & 0x1f) + 2);
+ case 0x1:
+ return debug_sampler_state(stream, "3DSTATE_SAMPLER_STATE", (cmd & 0x1f) + 2);
+ case 0x4:
+ return debug_load_immediate(stream, "3DSTATE_LOAD_STATE_IMMEDIATE", (cmd & 0xf) + 2);
+ case 0x5:
+ return debug_program(stream, "3DSTATE_PIXEL_SHADER_PROGRAM", (cmd & 0x1ff) + 2);
+ case 0x6:
+ return debug (stream, "3DSTATE_PIXEL_SHADER_CONSTANTS", (cmd & 0xff) + 2);
+ case 0x7:
+ return debug_load_indirect(stream, "3DSTATE_LOAD_INDIRECT", (cmd & 0xff) + 2);
+ case 0x80:
+ return debug (stream, "3DSTATE_DRAWING_RECTANGLE", (cmd & 0xffff) + 2);
+ case 0x81:
+ return debug (stream, "3DSTATE_SCISSOR_RECTANGLE", (cmd & 0xffff) + 2);
+ case 0x83:
+ return debug (stream, "3DSTATE_SPAN_STIPPLE", (cmd & 0xffff) + 2);
+ case 0x85:
+ return debug_dest_vars(stream, "3DSTATE_DEST_BUFFER_VARS", (cmd & 0xffff) + 2);
+ case 0x88:
+ return debug (stream, "3DSTATE_CONSTANT_BLEND_COLOR", (cmd & 0xffff) + 2);
+ case 0x89:
+ return debug (stream, "3DSTATE_FOG_MODE", (cmd & 0xffff) + 2);
+ case 0x8e:
+ return debug_buf_info(stream, "3DSTATE_BUFFER_INFO", (cmd & 0xffff) + 2);
+ case 0x97:
+ return debug (stream, "3DSTATE_DEPTH_OFFSET_SCALE", (cmd & 0xffff) + 2);
+ case 0x98:
+ return debug (stream, "3DSTATE_DEFAULT_Z", (cmd & 0xffff) + 2);
+ case 0x99:
+ return debug (stream, "3DSTATE_DEFAULT_DIFFUSE", (cmd & 0xffff) + 2);
+ case 0x9a:
+ return debug (stream, "3DSTATE_DEFAULT_SPECULAR", (cmd & 0xffff) + 2);
+ case 0x9c:
+ return debug (stream, "3DSTATE_CLEAR_PARAMETERS", (cmd & 0xffff) + 2);
+ default:
+ ASSERT_NOT_REACHED;
+ return 0;
+ }
+ break;
+ case 0x1e:
+ if (cmd & (1 << 23))
+ return debug (stream, "???", (cmd & 0xffff) + 1);
+ else
+ return debug (stream, "", 1);
+ break;
+ case 0x1f:
+ if ((cmd & (1 << 23)) == 0) {
+ return debug_prim (stream, "3DPRIM (inline)", 1, (cmd & 0x1ffff) + 2);
+ } else if (cmd & (1 << 17)) {
+ if ((cmd & 0xffff) == 0)
+ return debug_variable_length_prim (stream);
+ else
+ return debug_prim (stream, "3DPRIM (indexed)", 0, (((cmd & 0xffff) + 1) / 2) + 1);
+ } else
+ return debug_prim (stream, "3DPRIM (indirect sequential)", 0, 2);
+ break;
+ default:
+ return debug (stream, "", 0);
+ }
+
+ return FALSE;
+}
+
+static cairo_bool_t
+decode_3d_i965 (struct debug_stream *stream)
+{
+ const uint32_t *data = (uint32_t *) (stream->ptr + stream->offset);
+ const uint32_t opcode = (data[0] & 0xffff0000) >> 16;
+ unsigned int idx;
+ const struct {
+ uint32_t opcode;
+ int min_len;
+ int max_len;
+ const char *name;
+ } opcodes_3d[] = {
+ { 0x6000, 3, 3, "URB_FENCE" },
+ { 0x6001, 2, 2, "CS_URB_STATE" },
+ { 0x6002, 2, 2, "CONSTANT_BUFFER" },
+ { 0x6101, 6, 6, "STATE_BASE_ADDRESS" },
+ { 0x6102, 2, 2 , "STATE_SIP" },
+ { 0x6104, 1, 1, "3DSTATE_PIPELINE_SELECT" },
+ { 0x680b, 1, 1, "3DSTATE_VF_STATISTICS" },
+ { 0x6904, 1, 1, "3DSTATE_PIPELINE_SELECT" },
+ { 0x7800, 7, 7, "3DSTATE_PIPELINED_POINTERS" },
+ { 0x7801, 6, 6, "3DSTATE_BINDING_TABLE_POINTERS" },
+ { 0x780b, 1, 1, "3DSTATE_VF_STATISTICS" },
+ { 0x7808, 5, 257, "3DSTATE_VERTEX_BUFFERS" },
+ { 0x7809, 3, 256, "3DSTATE_VERTEX_ELEMENTS" },
+ { 0x780a, 3, 3, "3DSTATE_INDEX_BUFFER" },
+ { 0x7900, 4, 4, "3DSTATE_DRAWING_RECTANGLE" },
+ { 0x7901, 5, 5, "3DSTATE_CONSTANT_COLOR" },
+ { 0x7905, 5, 7, "3DSTATE_DEPTH_BUFFER" },
+ { 0x7906, 2, 2, "3DSTATE_POLY_STIPPLE_OFFSET" },
+ { 0x7907, 33, 33, "3DSTATE_POLY_STIPPLE_PATTERN" },
+ { 0x7908, 3, 3, "3DSTATE_LINE_STIPPLE" },
+ { 0x7909, 2, 2, "3DSTATE_GLOBAL_DEPTH_OFFSET_CLAMP" },
+ { 0x790a, 3, 3, "3DSTATE_AA_LINE_PARAMETERS" },
+ { 0x7b00, 6, 6, "3DPRIMITIVE" },
+ }, *opcode_3d;
+
+ for (idx = 0; idx < ARRAY_LENGTH (opcodes_3d); idx++) {
+ opcode_3d = &opcodes_3d[idx];
+ if (opcode == opcode_3d->opcode) {
+ unsigned int len = 1;
+ if (opcode_3d->max_len != 1)
+ len = (data[0] & 0x000000ff) + 2;
+ return debug (stream, opcode_3d->name, len);
+ }
+ }
+
+ return FALSE;
+}
+
+static cairo_bool_t
+decode_3d_i830 (struct debug_stream *stream)
+{
+ ASSERT_NOT_REACHED;
+ return FALSE;
+}
+
+static cairo_bool_t
+i915_debug_packet (struct debug_stream *stream,
+ int devid)
+{
+ uint32_t *ptr = (uint32_t *)(stream->ptr + stream->offset);
+ uint32_t cmd = *ptr;
+
+ switch (((cmd >> 29) & 0x7)) {
+ case 0x0:
+ switch ((cmd >> 23) & 0x3f) {
+ case 0x0:
+ return debug (stream, "MI_NOOP", 1);
+ case 0x3:
+ return debug (stream, "MI_WAIT_FOR_EVENT", 1);
+ case 0x4:
+ return debug (stream, "MI_FLUSH", 1);
+ case 0xA:
+ debug (stream, "MI_BATCH_BUFFER_END", 1);
+ return FALSE;
+ case 0x22:
+ return debug (stream, "MI_LOAD_REGISTER_IMM", 3);
+ case 0x31:
+ return debug_chain(stream, "MI_BATCH_BUFFER_START", 2);
+ default:
+ break;
+ }
+ break;
+ case 0x1:
+ break;
+ case 0x2:
+ switch ((cmd >> 22) & 0xff) {
+ case 0x50:
+ return debug_color_blit(stream, "XY_COLOR_BLT", (cmd & 0xff) + 2);
+ case 0x53:
+ return debug_copy_blit(stream, "XY_SRC_COPY_BLT", (cmd & 0xff) + 2);
+ default:
+ return debug (stream, "blit command", (cmd & 0xff) + 2);
+ }
+ break;
+ case 0x3:
+ if (IS_965(devid))
+ return decode_3d_i965 (stream);
+ else if (IS_9XX(devid))
+ return decode_3d_i915 (stream);
+ else
+ return decode_3d_i830 (stream);
+ default:
+ break;
+ }
+
+ fprintf (stderr, "Bogus cmd: %x [%x]\n", (cmd >> 29) & 7, cmd);
+ ASSERT_NOT_REACHED;
+ return 0;
+}
+
+void
+intel_dump_batchbuffer (const void *batch,
+ uint32_t length,
+ int devid)
+{
+ struct debug_stream stream;
+ cairo_bool_t done = FALSE;
+
+ fprintf (stderr, "\nBATCH: (%d dwords)\n", length / 4);
+
+ stream.offset = 0;
+ stream.ptr = batch;
+
+ while (! done && stream.offset < length) {
+ if (! i915_debug_packet (&stream, devid))
+ break;
+
+ assert (stream.offset <= length);
+ }
+
+ fprintf (stderr, "END-BATCH\n\n");
+ fflush (stderr);
+}