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Add intel_bios_dumper from the 2D driver. Last of the tools, finally!

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This commit is contained in:
Eric Anholt 2010-02-19 12:23:16 -05:00
parent 22fd4c370c
commit 0583c22cdf
3 changed files with 111 additions and 2 deletions
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1
.gitignore vendored
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@ -58,4 +58,5 @@ tools/intel_reg_write
tools/intel_stepping
tools/intel_audio_dump
tools/intel_reg_read
tools/intel_bios_dumper
tools/intel_bios_reader

5
tools/Makefile.am
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@ -1,5 +1,7 @@
bin_PROGRAMS = \
intel_audio_dump \
intel_bios_dumper \
intel_bios_reader \
intel_error_decode \
intel_gpu_dump \
intel_gpu_top \
@ -9,8 +11,7 @@ bin_PROGRAMS = \
intel_stepping \
intel_reg_dumper \
intel_reg_write \
intel_reg_read \
intel_bios_reader
intel_reg_read
intel_gpu_dump_SOURCES = \
intel_gpu_dump.c \

107
tools/intel_bios_dumper.c Normal file
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@ -0,0 +1,107 @@
/*
* Copyright © 2007 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>
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include <pciaccess.h>
#include <err.h>
#ifndef DEFFILEMODE
#define DEFFILEMODE (S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH) /* 0666 */
#endif
static void usage(void)
{
fprintf(stderr, "usage: bios_dumper <filename>\n");
exit(1);
}
int main(int argc, char **argv)
{
struct pci_device *dev;
void *bios;
int err, fd;
if (argc != 2)
usage();
err = pci_system_init();
if (err != 0) {
fprintf(stderr, "Couldn't initialize PCI system: %s\n",
strerror(err));
exit(1);
}
/* Grab the graphics card */
dev = pci_device_find_by_slot(0, 0, 2, 0);
if (dev == NULL)
errx(1, "Couldn't find graphics card");
err = pci_device_probe(dev);
if (err != 0) {
fprintf(stderr, "Couldn't probe graphics card: %s\n",
strerror(err));
exit(1);
}
if (dev->vendor_id != 0x8086)
errx(1, "Graphics card is non-intel");
bios = malloc(dev->rom_size);
if (bios == NULL)
errx(1, "Couldn't allocate memory for BIOS data\n");
err = pci_device_read_rom(dev, bios);
if (err != 0) {
fprintf(stderr, "Couldn't read graphics card ROM: %s\n",
strerror(err));
exit(1);
}
fd = open(argv[1], O_RDWR | O_CREAT | O_TRUNC, DEFFILEMODE);
if (fd < 0) {
fprintf(stderr, "Couldn't open output: %s\n", strerror(errno));
exit(1);
}
if (write(fd, bios, dev->rom_size) < dev->rom_size) {
fprintf(stderr, "Couldn't write BIOS data: %s\n",
strerror(errno));
exit(1);
}
close(fd);
pci_system_cleanup();
return 0;
}