mirror of
https://github.com/tiagovignatti/intel-gpu-tools.git
synced 2025-07-24 02:16:03 +00:00
tools: remove intel_gpu_dump
Superseded by the kernel's i915_error_state dumping facility. Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter
parent
e855dc2223
commit
8d9792ce23
@ -18,15 +18,9 @@ bin_PROGRAMS = \
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noinst_PROGRAMS = \
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intel_dump_decode \
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intel_gpu_dump \
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intel_lid \
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$(NULL)
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intel_gpu_dump_SOURCES = \
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intel_gpu_dump.c \
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intel_decode.c \
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intel_decode.h
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intel_dump_decode_SOURCES = \
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intel_dump_decode.c \
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intel_decode.c \
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@ -1,407 +0,0 @@
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/* -*- c-basic-offset: 4 -*- */
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/*
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* Copyright © 2007 Intel Corporation
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* Copyright © 2009 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Eric Anholt <eric@anholt.net>
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* Carl Worth <cworth@cworth.org>
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*
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*/
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/** @file intel_decode.c
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* This file contains code to print out batchbuffer contents in a
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* human-readable format.
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*
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* The current version only supports i915 packets, and only pretty-prints a
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* subset of them. The intention is for it to make just a best attempt to
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* decode, but never crash in the process.
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*/
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#define _GNU_SOURCE
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <string.h>
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#include <inttypes.h>
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#include <errno.h>
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#include <sys/stat.h>
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#include <err.h>
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#include "intel_decode.h"
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#include "intel_chipset.h"
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#include "intel_gpu_tools.h"
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#include "instdone.h"
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static void
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print_instdone (unsigned int instdone, unsigned int instdone1)
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{
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int i;
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for (i = 0; i < num_instdone_bits; i++) {
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int busy = 0;
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if (instdone_bits[i].reg == INST_DONE_1) {
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if (!(instdone1 & instdone_bits[i].bit))
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busy = 1;
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} else {
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if (!(instdone & instdone_bits[i].bit))
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busy = 1;
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}
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if (busy)
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printf(" busy: %s\n", instdone_bits[i].name);
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}
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}
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/* Read a data file of the following form:
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*
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* Offset0 : Data0
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* Offset1 : Data1
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* ...
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*
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* Where both Offset and Data are ASCII representations of 8-digit
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* hexadecimal numbers.
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*
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* After this function returns, *data will point to an allocated
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* buffer, (which should be free()ed by the caller), and *count will
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* indicate the number of data values read from the filename.
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*
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* Note: The values of the offset field are currently ignored. There
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* are no guarantees that errors will be detected at all, (but for any
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* error that is detected, this function is likely to just call
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* exit()).
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*/
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static void
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read_data_file (uint32_t devid, const char * filename, int is_batch)
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{
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FILE *file;
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uint32_t *data = NULL;
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int data_size = 0, count = 0, line_number = 0, matched;
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char *line = NULL;
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size_t line_size;
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uint32_t offset, value;
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uint32_t gtt_offset = 0, new_gtt_offset;
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char *buffer_type[2] = { "ringbuffer", "batchbuffer" };
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file = fopen (filename, "r");
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if (file == NULL) {
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fprintf (stderr, "Failed to open %s: %s\n",
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filename, strerror (errno));
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exit (1);
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}
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while (getline (&line, &line_size, file) > 0) {
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line_number++;
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matched = sscanf (line, "--- gtt_offset = 0x%08x\n", &new_gtt_offset);
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if (matched == 1) {
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if (count) {
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printf("%s at 0x%08x:\n", buffer_type[is_batch], gtt_offset);
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intel_decode (data, count, gtt_offset, devid, 0);
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count = 0;
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}
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gtt_offset = new_gtt_offset;
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is_batch = 1;
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continue;
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}
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matched = sscanf (line, "--- ringbuffer = 0x%08x\n", &new_gtt_offset);
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if (matched == 1) {
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if (count) {
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printf("%s at 0x%08x:\n", buffer_type[is_batch], gtt_offset);
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intel_decode (data, count, gtt_offset, devid, 0);
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count = 0;
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}
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gtt_offset = new_gtt_offset;
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is_batch = 0;
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continue;
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}
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matched = sscanf (line, "%08x : %08x", &offset, &value);
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if (matched != 2) {
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unsigned int reg;
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printf("%s", line);
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matched = sscanf (line, " ACTHD: 0x%08x\n", ®);
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if (matched)
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intel_decode_context_set_head_tail(reg, 0xffffffff);
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matched = sscanf (line, " INSTDONE: 0x%08x\n", ®);
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if (matched)
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print_instdone (reg, -1);
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matched = sscanf (line, " INSTDONE1: 0x%08x\n", ®);
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if (matched)
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print_instdone (-1, reg);
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continue;
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}
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count++;
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if (count > data_size) {
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data_size = data_size ? data_size * 2 : 1024;
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data = realloc (data, data_size * sizeof (uint32_t));
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if (data == NULL) {
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fprintf (stderr, "Out of memory.\n");
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exit (1);
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}
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}
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data[count-1] = value;
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}
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if (count) {
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printf("%s at 0x%08x:\n", buffer_type[is_batch], gtt_offset);
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intel_decode (data, count, gtt_offset, devid, 0);
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}
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free (data);
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free (line);
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fclose (file);
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}
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/* Grab the head/tail pointers we know about so we can annotate the batch
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* and ring dumps.
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*/
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static void
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parse_ringbuffer_info(const char *filename,
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uint32_t *ring_head, uint32_t *ring_tail,
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uint32_t *acthd)
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{
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FILE *file;
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int matched;
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char *line = NULL;
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size_t line_size;
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*ring_head = 0xffffffff;
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*ring_tail = 0xffffffff;
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*acthd = 0xffffffff;
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file = fopen (filename, "r");
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if (file == NULL) {
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fprintf (stderr, "Failed to open %s: %s\n",
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filename, strerror (errno));
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exit (1);
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}
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while (getline (&line, &line_size, file) > 0) {
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uint32_t val;
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matched = sscanf (line, "RingHead : %x\n", &val);
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if (matched == 1) {
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*ring_head = val;
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continue;
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}
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matched = sscanf (line, "RingTail : %x\n", &val);
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if (matched == 1) {
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*ring_tail = val;
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continue;
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}
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matched = sscanf (line, "Acthd : %x\n", &val);
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if (matched == 1) {
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*acthd = val;
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continue;
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}
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}
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free (line);
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fclose (file);
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}
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/* By default, we grab the state of the current hardware
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* by looking into the various debugfs nodes and grabbing all the
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* relevant data.
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*
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* A secondary mode is to interpret a file with data captured
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* previously. This is less interesting since a single file won't have
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* compelte information, (we want both ringbuffer plus batchbuffer as
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* well as error-status registers, etc). But for now, we'll start with
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* this secondary mode as we let this program mature.
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*/
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int
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main (int argc, char *argv[])
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{
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char filename[4096];
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const char *path;
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struct stat st;
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int err;
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uint32_t devid = 0;
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uint32_t instdone, instdone1 = 0;
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struct pci_device *pci_dev;
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if (argc > 2 && strcmp(argv[1], "--devid") == 0) {
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char *tmp = argv[0];
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devid = atoi(argv[2]);
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argc -= 2;
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argv += 2;
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argv[0] = tmp;
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}
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if (argc > 2) {
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fprintf (stderr,
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"intel_gpu_dump: Parse an Intel GPU ringbuffer/batchbuffer state\n"
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"\n"
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"Usage:\n"
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"\t%s\n"
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"\t%s <debugfs-dri-directory>\n"
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"\t%s <data-file>\n"
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"\n"
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"With no arguments, debugfs-dri-directory is probed for in "
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"/debug and \n"
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"/sys/kernel/debug. Otherwise, it may be "
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"specified. If a file is given,\n"
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"it is parsed as a batchbuffer in the format of "
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"/debug/dri/0/i915_batchbuffers.\n",
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argv[0], argv[0], argv[0]);
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return 1;
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}
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if (devid == 0) {
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pci_dev = intel_get_pci_device();
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devid = pci_dev->device_id;
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intel_get_mmio(pci_dev);
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}
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init_instdone_definitions(devid);
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if (argc == 1) {
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path = "/debug/dri/0";
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err = stat(path, &st);
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if (err != 0) {
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path = "/sys/kernel/debug/dri/0";
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err = stat(path, &st);
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if (err != 0) {
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errx(1,
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"Couldn't find i915 debugfs directory.\n\n"
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"Is debugfs mounted? You might try mounting it with a command such as:\n\n"
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"\tsudo mount -t debugfs debugfs /sys/kernel/debug\n");
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}
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}
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} else {
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path = argv[1];
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err = stat(path, &st);
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if (err != 0) {
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fprintf (stderr, "Error opening %s: %s\n",
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path, strerror (errno));
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exit (1);
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}
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}
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if (S_ISDIR(st.st_mode)) {
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uint32_t ring_head, ring_tail, acthd;
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snprintf(filename, sizeof(filename),
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"%s/i915_ringbuffer_info", path);
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err = stat(filename, &st);
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if (err != 0) {
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fprintf (stderr,
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"Error opening %s: %s\n\n"
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"Perhaps your i915 kernel driver has no support for "
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"dumping batchbuffer data?\n"
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"(In kernels prior to 2.6.30 this requires "
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"manually-applied patches.)\n",
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filename, strerror (errno));
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exit (1);
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}
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parse_ringbuffer_info(filename, &ring_head, &ring_tail, &acthd);
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printf("ACTHD: 0x%08x\n", acthd);
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printf("EIR: 0x%08x\n", INREG(EIR));
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printf("EMR: 0x%08x\n", INREG(EMR));
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printf("ESR: 0x%08x\n", INREG(ESR));
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printf("PGTBL_ER: 0x%08x\n", INREG(PGTBL_ER));
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if (IS_GEN6(devid) || IS_GEN7(devid)) {
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instdone = INREG(GEN6_INSTDONE_1);
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instdone1 = INREG(GEN6_INSTDONE_2);
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printf("IPEHR: 0x%08x\n", INREG(IPEHR_I965));
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printf("IPEIR: 0x%08x\n", INREG(IPEIR_I965));
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printf("INSTDONE1: 0x%08x\n", instdone);
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printf("INSTDONE2: 0x%08x\n", instdone1);
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} else if (IS_965(devid)) {
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instdone = INREG(INST_DONE_I965);
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instdone1 = INREG(INST_DONE_1);
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printf("IPEHR: 0x%08x\n", INREG(IPEHR_I965));
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printf("IPEIR: 0x%08x\n", INREG(IPEIR_I965));
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printf("INSTDONE: 0x%08x\n", instdone);
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printf("INSTDONE1: 0x%08x\n", instdone1);
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} else {
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instdone = INREG(INST_DONE);
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printf("IPEHR: 0x%08x\n", INREG(IPEHR));
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printf("IPEIR: 0x%08x\n", INREG(IPEIR));
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printf("INSTDONE: 0x%08x\n", instdone);
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}
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print_instdone (instdone, instdone1);
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snprintf(filename, sizeof(filename), "%s/i915_batchbuffers", path);
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intel_decode_context_set_head_tail(acthd, 0xffffffff);
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read_data_file (devid, filename, 1);
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snprintf(filename, sizeof(filename), "%s/i915_ringbuffer_data", path);
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intel_decode_context_set_head_tail(ring_head, ring_tail);
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printf("Ringbuffer: ");
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printf("Reminder: head pointer is GPU read, tail pointer is CPU "
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"write\n");
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read_data_file (devid, filename, 0);
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snprintf(filename, sizeof(filename),
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"%s/i915_blt_ringbuffer_info", path);
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if (stat(filename, &st) == 0) {
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parse_ringbuffer_info(filename, &ring_head, &ring_tail, &acthd);
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snprintf(filename, sizeof(filename),
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"%s/i915_blt_ringbuffer_data", path);
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intel_decode_context_set_head_tail(ring_head, ring_tail);
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printf("BLT Ringbuffer: ");
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read_data_file (devid, filename, 0);
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}
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snprintf(filename, sizeof(filename),
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"%s/i915_bsd_ringbuffer_info", path);
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if (stat(filename, &st) == 0) {
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parse_ringbuffer_info(filename, &ring_head, &ring_tail, &acthd);
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snprintf(filename, sizeof(filename),
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"%s/i915_bsd_ringbuffer_data", path);
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intel_decode_context_set_head_tail(ring_head, ring_tail);
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printf("BSD Ringbuffer: ");
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read_data_file (devid, filename, 0);
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}
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} else {
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read_data_file (devid, path, 1);
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}
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return 0;
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}
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