diff options
| -rw-r--r-- | .gitignore | 2 | ||||
| -rw-r--r-- | tools/Makefile.am | 6 | ||||
| -rw-r--r-- | tools/intel_decode_file.c | 146 | ||||
| -rw-r--r-- | tools/intel_error_decode.c | 235 |
4 files changed, 239 insertions, 150 deletions
@@ -47,7 +47,7 @@ tests/gem_bad_address tests/gem_bad_batch tests/gem_bad_blit tests/gem_hang -tools/intel_decode +tools/intel_error_decode tools/intel_gpu_dump tools/intel_gpu_time tools/intel_gpu_top diff --git a/tools/Makefile.am b/tools/Makefile.am index eb2b1fcd..d6d63ab4 100644 --- a/tools/Makefile.am +++ b/tools/Makefile.am @@ -1,6 +1,6 @@ bin_PROGRAMS = \ intel_audio_dump \ - intel_decode \ + intel_error_decode \ intel_gpu_dump \ intel_gpu_top \ intel_gpu_time \ @@ -16,8 +16,8 @@ intel_gpu_dump_SOURCES = \ intel_decode.c \ intel_decode.h -intel_decode_SOURCES = \ - intel_decode_file.c \ +intel_error_decode_SOURCES = \ + intel_error_decode.c \ intel_decode.c \ intel_decode.h diff --git a/tools/intel_decode_file.c b/tools/intel_decode_file.c deleted file mode 100644 index 9331e4e9..00000000 --- a/tools/intel_decode_file.c +++ /dev/null @@ -1,146 +0,0 @@ -#include <stdint.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <errno.h> - -#include "intel_decode.h" - -static void -read_data_text (const char *filename, uint32_t devid, int is_batch) -{ - FILE *file; - uint32_t *data = NULL; - int data_size = 0, count = 0, line_number = 0, matched; - char *line = NULL; - size_t line_size; - uint32_t offset, value; - uint32_t gtt_offset = 0, new_gtt_offset; - char *buffer_type = is_batch ? "batchbuffer" : "ringbuffer"; - - file = fopen (filename, "r"); - if (file == NULL) { - fprintf (stderr, "Failed to open %s: %s\n", - filename, strerror (errno)); - exit (1); - } - - while (getline (&line, &line_size, file) > 0) { - line_number++; - - matched = sscanf (line, "--- gtt_offset = 0x%08x\n", &new_gtt_offset); - if (matched == 1) { - if (count) { - printf("%s at 0x%08x:\n", buffer_type, gtt_offset); - intel_decode (data, count, gtt_offset, devid, 0); - count = 0; - } - gtt_offset = new_gtt_offset; - continue; - } - - matched = sscanf (line, "%08x : %08x", &offset, &value); - if (matched !=2 ) { - fprintf (stderr, "Warning: Ignoring unrecognized line at %s:%d:\n%s", - filename, line_number, line); - continue; - } - - count++; - - if (count > data_size) { - data_size = data_size ? data_size * 2 : 1024; - data = realloc (data, data_size * sizeof (uint32_t)); - if (data == NULL) { - fprintf (stderr, "Out of memory.\n"); - exit (1); - } - } - - data[count-1] = value; - } - - if (count) { - printf("%s at 0x%08x:\n", buffer_type, gtt_offset); - intel_decode (data, count, gtt_offset, devid, 0); - } - - free (data); - free (line); - - fclose (file); -} - -static int -read_data_file (const char *filename, uint32_t devid, int is_batch) -{ - FILE *file; - uint32_t *buf; - uint32_t len = 4096; - int count = 0; - - buf = malloc (sizeof (uint32_t) * len); - if (buf == NULL) { - fprintf (stderr, "Failed to allocate memory for %s.\n", - filename); - return 0; - } - - file = fopen (filename, "rb"); - if (file == NULL) { - free (buf); - fprintf (stderr, "Failed to open %s: %s\n", - filename, strerror (errno)); - return 0; - } - - do { - uint32_t *newbuf; - - count += fread (buf + count, sizeof (uint32_t), len - count, file); - if (count < len) - break; - - len *= 2; - newbuf = realloc (buf, len * sizeof (uint32_t)); - if (newbuf == NULL) { - free (buf); - fclose (file); - fprintf (stderr, "Failed to allocate memory for %s.\n", - filename); - return 0; - } - - buf = newbuf; - } while (1); - - fclose (file); - - intel_decode (buf, count, 0x0, devid, 1); - intel_decode_context_reset (); - free (buf); - - return 1; -} - -int -main (int argc, char **argv) -{ - int is_text = 0; - int i; - uint32_t devid =0x27A2; - - for (i = 1; i < argc; i++) { - if (strncmp (argv[i], "--pci-id=", 9) == 0) { - devid = atoi (argv[i] + 9); - continue; - } - - if (is_text) - read_data_text (argv[i], devid, 1); - else - read_data_file (argv[i], devid, 1); - } - - return 0; -} diff --git a/tools/intel_error_decode.c b/tools/intel_error_decode.c new file mode 100644 index 00000000..4dc3d43c --- /dev/null +++ b/tools/intel_error_decode.c @@ -0,0 +1,235 @@ +/* -*- c-basic-offset: 4 -*- */ +/* + * Copyright © 2007 Intel Corporation + * Copyright © 2009 Intel Corporation + * Copyright © 2010 Intel Corporation + * + * 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. + * + * Authors: + * Eric Anholt <eric@anholt.net> + * Carl Worth <cworth@cworth.org> + * Chris Wilson <chris@chris-wilson.co.uk> + * + */ + +/** @file intel_decode.c + * This file contains code to print out batchbuffer contents in a + * human-readable format. + * + * The current version only supports i915 packets, and only pretty-prints a + * subset of them. The intention is for it to make just a best attempt to + * decode, but never crash in the process. + */ + +#define _GNU_SOURCE +#include <stdio.h> +#include <stdlib.h> +#include <stdarg.h> +#include <string.h> +#include <inttypes.h> +#include <errno.h> +#include <sys/stat.h> +#include <err.h> + +#include "intel_decode.h" +#include "intel_chipset.h" +#include "intel_gpu_tools.h" +#include "instdone.h" + +static void +print_instdone (unsigned int instdone, unsigned int instdone1) +{ + int i; + + for (i = 0; i < num_instdone_bits; i++) { + int busy = 0; + + if (instdone_bits[i].reg == INST_DONE_1) { + if (!(instdone1 & instdone_bits[i].bit)) + busy = 1; + } else { + if (!(instdone & instdone_bits[i].bit)) + busy = 1; + } + + if (busy) + printf(" busy: %s\n", instdone_bits[i].name); + } +} + +static void +read_data_file (const char * filename) +{ + FILE *file; + int devid = PCI_CHIP_I855_GM; + uint32_t *data = NULL; + int data_size = 0, count = 0, line_number = 0, matched; + char *line = NULL; + size_t line_size; + uint32_t offset, value; + uint32_t gtt_offset = 0, new_gtt_offset; + char *buffer_type[2] = { "ringbuffer", "batchbuffer" }; + int is_batch = 1; + + file = fopen (filename, "r"); + if (file == NULL) { + fprintf (stderr, "Failed to open %s: %s\n", + filename, strerror (errno)); + exit (1); + } + + while (getline (&line, &line_size, file) > 0) { + line_number++; + + matched = sscanf (line, "--- gtt_offset = 0x%08x\n", &new_gtt_offset); + if (matched == 1) { + if (count) { + printf("%s at 0x%08x:\n", buffer_type[is_batch], gtt_offset); + intel_decode (data, count, gtt_offset, devid, 0); + count = 0; + } + gtt_offset = new_gtt_offset; + is_batch = 1; + continue; + } + + matched = sscanf (line, "--- ringbuffer = 0x%08x\n", &new_gtt_offset); + if (matched == 1) { + if (count) { + printf("%s at 0x%08x:\n", buffer_type[is_batch], gtt_offset); + intel_decode (data, count, gtt_offset, devid, 0); + count = 0; + } + gtt_offset = new_gtt_offset; + is_batch = 0; + continue; + } + + matched = sscanf (line, "%08x : %08x", &offset, &value); + if (matched != 2) { + unsigned int reg; + + printf("%s", line); + + matched = sscanf (line, "PCI ID: 0x%04x\n", ®); + if (matched) + devid = reg; + + matched = sscanf (line, " ACTHD: 0x%08x\n", ®); + if (matched) + intel_decode_context_set_head_tail(reg, 0xffffffff); + + matched = sscanf (line, " INSTDONE: 0x%08x\n", ®); + if (matched) + print_instdone (reg, -1); + + matched = sscanf (line, " INSTDONE1: 0x%08x\n", ®); + if (matched) + print_instdone (-1, reg); + + continue; + } + + count++; + + if (count > data_size) { + data_size = data_size ? data_size * 2 : 1024; + data = realloc (data, data_size * sizeof (uint32_t)); + if (data == NULL) { + fprintf (stderr, "Out of memory.\n"); + exit (1); + } + } + + data[count-1] = value; + } + + if (count) { + printf("%s at 0x%08x:\n", buffer_type[is_batch], gtt_offset); + intel_decode (data, count, gtt_offset, devid, 0); + } + + free (data); + free (line); + + fclose (file); +} + +int +main (int argc, char *argv[]) +{ + const char *path; + struct stat st; + int err; + + if (argc > 2) { + fprintf (stderr, + "intel_gpu_decode: Parse an Intel GPU i915_error_state\n" + "Usage:\n" + "\t%s [<file>]\n" + "\n" + "With no arguments, debugfs-dri-directory is probed for in " + "/debug and \n" + "/sys/kernel/debug. Otherwise, it may be " + "specified. If a file is given,\n" + "it is parsed as an GPU dump in the format of " + "/debug/dri/0/i915_error_state.\n", + argv[0]); + return 1; + } + + init_instdone_definitions(); + + if (argc == 1) { + path = "/debug/dri/0"; + err = stat (path, &st); + if (err != 0) { + path = "/sys/kernel/debug/dri/0"; + err = stat (path, &st); + if (err != 0) { + errx(1, + "Couldn't find i915 debugfs directory.\n\n" + "Is debugfs mounted? You might try mounting it with a command such as:\n\n" + "\tsudo mount -t debugfs debugfs /sys/kernel/debug\n"); + } + } + } else { + path = argv[1]; + err = stat (path, &st); + if (err != 0) { + fprintf (stderr, "Error opening %s: %s\n", + path, strerror (errno)); + exit (1); + } + } + + if (S_ISDIR (st.st_mode)) { + char *filename; + + asprintf (&filename, "%s/i915_error_state", path); + read_data_file (filename); + free (filename); + } else { + read_data_file (path); + } + + return 0; +} |