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freedreno/crashdec: Dump cmdstream at end

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With gen8 we need to decode more sections before we have enough CP reg
vals to decode cmdstream.  So simplify things by just moving it to the
end.

Signed-off-by: Rob Clark <rob.clark@oss.qualcomm.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/38450>
This commit is contained in:
Rob Clark
2025-10-15 07:07:30 -07:00
committed by Marge Bot
parent 40b21f115d
commit 8c372e8617
4 changed files with 11961 additions and 11951 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/freedreno/decode/crashdec.c
+18 -8
View File
@@ -85,6 +85,8 @@ replacestr(char *line, const char *find, const char *replace)
static char *lastline;
static char *pushedline;
static void decode_finalize(void);
static const char *
popline(void)
{
@@ -98,8 +100,10 @@ popline(void)
free(lastline);
size_t n = 0;
if (getline(&r, &n, in) < 0)
if (getline(&r, &n, in) < 0) {
decode_finalize();
exit(0);
}
/* Handle section name typo's from earlier kernels: */
r = replacestr(r, "CP_MEMPOOOL", "CP_MEMPOOL");
@@ -1115,12 +1119,6 @@ decode(void)
decode_gmu_hfi();
} else if (startswith(line, "registers:")) {
decode_registers();
/* after we've recorded buffer contents, and CP register values,
* we can take a stab at decoding the cmdstream:
*/
if (!snapshot)
dump_cmdstream();
} else if (startswith(line, "registers-gmu:")) {
decode_gmu_registers();
} else if (startswith(line, "indexed-registers:")) {
@@ -1131,11 +1129,23 @@ decode(void)
decode_clusters();
} else if (startswith(line, "debugbus:")) {
decode_debugbus();
do_snapshot();
}
}
}
static void
decode_finalize(void)
{
/* Dump cmdstream at the end after we know we've decoded all sections that might
* contain reg vals needed for locating the cmdstream:
*/
if (!snapshot)
dump_cmdstream();
/* If we are exporting snapshot, finalize it now: */
do_snapshot();
}
/*
* Usage and argument parsing:
*/
src/freedreno/tests/reference/crash.log
+66 -66
View File
@@ -1655,72 +1655,6 @@ registers:
00000000 0xb621: 00000000
00000000 0xb622: 00000000
00000000 0xb623: 00000000
got rb_base=1000000001000
IB1: 100000000, 5
IB2: 0, 0
found ring!
got cmdszdw=31
opcode: CP_REG_TO_MEM (3e) (4 dwords)
{ REG = 0x400 | CNT = 2 | 64B }
{ DEST = 0x1000000000028 }
gpuaddr:0001000000000028
0000000000000000: 0000: 703e8003 40080400 00000028 00010000
opcode: CP_REG_TO_MEM (3e) (4 dwords)
{ REG = 0x1f888 | CNT = 2 | 64B }
{ DEST = 0x1000000000038 }
gpuaddr:0001000000000038
0000000000000000: 0000: 703e8003 4009f888 00000038 00010000
opcode: CP_EVENT_WRITE (46) (2 dwords)
{ EVENT = PC_CCU_INVALIDATE_DEPTH }
event PC_CCU_INVALIDATE_DEPTH
0000000000000000: 0000: 70460001 00000018
opcode: CP_EVENT_WRITE (46) (2 dwords)
{ EVENT = PC_CCU_INVALIDATE_COLOR }
event PC_CCU_INVALIDATE_COLOR
0000000000000000: 0000: 70460001 00000019
opcode: CP_INDIRECT_BUFFER (3f) (4 dwords)
{ IB_BASE = 0x100000000 }
{ IB_SIZE = 0xc }
opcode: CP_SET_MARKER (65) (2 dwords)
{ MARKER_MODE = SET_RENDER_MODE | MODE = RM6_DIRECT_RENDER }
0000000100000000: 0000: 70e50001 00000001
opcode: CP_NOP (10) (1 dwords)
0000000100000008: 0000: 70108000
opcode: CP_NOP (10) (1 dwords)
000000010000000c: 0000: 70108000
opcode: CP_NOP (10) (1 dwords)
0000000100000010: 0000: 70108000
opcode: CP_NOP (10) (1 dwords)
0000000100000014: 0000: 70108000
bad type! deadd00d
opcode: CP_NOP (10) (1 dwords)
ESTIMATED CRASH LOCATION!
000000010000001c: 0000: 70108000
opcode: CP_NOP (10) (1 dwords)
0000000100000020: 0000: 70108000
opcode: CP_NOP (10) (1 dwords)
0000000100000024: 0000: 70108000
opcode: CP_NOP (10) (1 dwords)
0000000100000028: 0000: 70108000
opcode: CP_NOP (10) (1 dwords)
000000010000002c: 0000: 70108000
0000000000000000: 0000: 70bf8003 00000000 00000001 0000000c
opcode: CP_REG_TO_MEM (3e) (4 dwords)
{ REG = 0x400 | CNT = 2 | 64B }
{ DEST = 0x1000000000030 }
gpuaddr:0001000000000030
0000000000000000: 0000: 703e8003 40080400 00000030 00010000
opcode: CP_REG_TO_MEM (3e) (4 dwords)
{ REG = 0x1f888 | CNT = 2 | 64B }
{ DEST = 0x1000000000040 }
gpuaddr:0001000000000040
0000000000000000: 0000: 703e8003 4009f888 00000040 00010000
opcode: CP_EVENT_WRITE (46) (5 dwords)
{ EVENT = CACHE_FLUSH_TS | IRQ }
{ ADDR = 0x1000000000004 }
{ 3 = 0x1 }
event CACHE_FLUSH_TS
0000000000000000: 0000: 70460004 80000004 00000004 00010000 00000001
registers-gmu:
00000001 GMU_ICACHE_CONFIG: 0x1
00000001 GMU_DCACHE_CONFIG: 0x1
@@ -7457,3 +7391,69 @@ debugbus:
count: 512
- debugbus-block: A6XX_DBGBUS_VBIF
count: 170
got rb_base=1000000001000
IB1: 100000000, 5
IB2: 0, 0
found ring!
got cmdszdw=31
opcode: CP_REG_TO_MEM (3e) (4 dwords)
{ REG = 0x400 | CNT = 2 | 64B }
{ DEST = 0x1000000000028 }
gpuaddr:0001000000000028
0000000000000000: 0000: 703e8003 40080400 00000028 00010000
opcode: CP_REG_TO_MEM (3e) (4 dwords)
{ REG = 0x1f888 | CNT = 2 | 64B }
{ DEST = 0x1000000000038 }
gpuaddr:0001000000000038
0000000000000000: 0000: 703e8003 4009f888 00000038 00010000
opcode: CP_EVENT_WRITE (46) (2 dwords)
{ EVENT = PC_CCU_INVALIDATE_DEPTH }
event PC_CCU_INVALIDATE_DEPTH
0000000000000000: 0000: 70460001 00000018
opcode: CP_EVENT_WRITE (46) (2 dwords)
{ EVENT = PC_CCU_INVALIDATE_COLOR }
event PC_CCU_INVALIDATE_COLOR
0000000000000000: 0000: 70460001 00000019
opcode: CP_INDIRECT_BUFFER (3f) (4 dwords)
{ IB_BASE = 0x100000000 }
{ IB_SIZE = 0xc }
opcode: CP_SET_MARKER (65) (2 dwords)
{ MARKER_MODE = SET_RENDER_MODE | MODE = RM6_DIRECT_RENDER }
0000000100000000: 0000: 70e50001 00000001
opcode: CP_NOP (10) (1 dwords)
0000000100000008: 0000: 70108000
opcode: CP_NOP (10) (1 dwords)
000000010000000c: 0000: 70108000
opcode: CP_NOP (10) (1 dwords)
0000000100000010: 0000: 70108000
opcode: CP_NOP (10) (1 dwords)
0000000100000014: 0000: 70108000
bad type! deadd00d
opcode: CP_NOP (10) (1 dwords)
ESTIMATED CRASH LOCATION!
000000010000001c: 0000: 70108000
opcode: CP_NOP (10) (1 dwords)
0000000100000020: 0000: 70108000
opcode: CP_NOP (10) (1 dwords)
0000000100000024: 0000: 70108000
opcode: CP_NOP (10) (1 dwords)
0000000100000028: 0000: 70108000
opcode: CP_NOP (10) (1 dwords)
000000010000002c: 0000: 70108000
0000000000000000: 0000: 70bf8003 00000000 00000001 0000000c
opcode: CP_REG_TO_MEM (3e) (4 dwords)
{ REG = 0x400 | CNT = 2 | 64B }
{ DEST = 0x1000000000030 }
gpuaddr:0001000000000030
0000000000000000: 0000: 703e8003 40080400 00000030 00010000
opcode: CP_REG_TO_MEM (3e) (4 dwords)
{ REG = 0x1f888 | CNT = 2 | 64B }
{ DEST = 0x1000000000040 }
gpuaddr:0001000000000040
0000000000000000: 0000: 703e8003 4009f888 00000040 00010000
opcode: CP_EVENT_WRITE (46) (5 dwords)
{ EVENT = CACHE_FLUSH_TS | IRQ }
{ ADDR = 0x1000000000004 }
{ 3 = 0x1 }
event CACHE_FLUSH_TS
0000000000000000: 0000: 70460004 80000004 00000004 00010000 00000001
src/freedreno/tests/reference/crash_prefetch.log
+6050 -6050
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src/freedreno/tests/reference/prefetch-test.log
+5827 -5827
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File diff suppressed because it is too large Load Diff