asdk-libdrm

/*

 * Copyright © 2011 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.

 */

​

#define _GNU_SOURCE

​

#include <string.h>

#include <stdlib.h>

#include <stdio.h>

#include <unistd.h>

#include <fcntl.h>

#include <sys/types.h>

#include <sys/stat.h>

#include <sys/mman.h>

#include <err.h>

​

#include "config.h"

#include "intel_bufmgr.h"

#include "intel_chipset.h"

​

#define HW_OFFSET 0x12300000

​

static void

usage(void)

{

    fprintf(stderr, "usage:\n");

    fprintf(stderr, "  test_decode <batch>\n");

    fprintf(stderr, "  test_decode <batch> -dump\n");

    exit(1);

}

​

static void

read_file(const char *filename, void **ptr, size_t *size)

{

    int fd, ret;

    struct stat st;

​

    fd = open(filename, O_RDONLY);

    if (fd == -1)

        errx(1, "couldn't open `%s'", filename);

​

    ret = fstat(fd, &st);

    if (ret)

        errx(1, "couldn't stat `%s'", filename);