You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
99 lines
2.7 KiB
99 lines
2.7 KiB
/*
|
|
* Copyright © 2009 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>
|
|
* Jesse Barnes <jbarnes@virtuousgeek.org> (based on gem_bad_blit.c)
|
|
*
|
|
*/
|
|
|
|
#include "igt.h"
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <fcntl.h>
|
|
#include <inttypes.h>
|
|
#include <errno.h>
|
|
#include <sys/stat.h>
|
|
#include <sys/time.h>
|
|
#include "drm.h"
|
|
#include "intel_bufmgr.h"
|
|
|
|
static drm_intel_bufmgr *bufmgr;
|
|
struct intel_batchbuffer *batch;
|
|
static int bad_pipe;
|
|
|
|
static void
|
|
gpu_hang(void)
|
|
{
|
|
int cmd;
|
|
|
|
cmd = bad_pipe ? MI_WAIT_FOR_PIPEB_SCAN_LINE_WINDOW :
|
|
MI_WAIT_FOR_PIPEA_SCAN_LINE_WINDOW;
|
|
|
|
BEGIN_BATCH(6, 0);
|
|
/* The documentation says that the LOAD_SCAN_LINES command
|
|
* always comes in pairs. Don't ask me why. */
|
|
OUT_BATCH(MI_LOAD_SCAN_LINES_INCL | (bad_pipe << 20));
|
|
OUT_BATCH((0 << 16) | 2048);
|
|
OUT_BATCH(MI_LOAD_SCAN_LINES_INCL | (bad_pipe << 20));
|
|
OUT_BATCH((0 << 16) | 2048);
|
|
OUT_BATCH(MI_WAIT_FOR_EVENT | cmd);
|
|
OUT_BATCH(MI_NOOP);
|
|
ADVANCE_BATCH();
|
|
|
|
intel_batchbuffer_flush(batch);
|
|
}
|
|
|
|
static int opt_handler(int opt, int opt_index, void *data)
|
|
{
|
|
switch (opt) {
|
|
case 'p':
|
|
bad_pipe = atoi(optarg);
|
|
break;
|
|
default:
|
|
return IGT_OPT_HANDLER_ERROR;
|
|
}
|
|
|
|
return IGT_OPT_HANDLER_SUCCESS;
|
|
}
|
|
|
|
const char *help_str = " -p\tDisabled pipe number\n";
|
|
|
|
igt_simple_main_args("p:", NULL, help_str, opt_handler, NULL)
|
|
{
|
|
int fd;
|
|
|
|
fd = drm_open_driver(DRIVER_INTEL);
|
|
|
|
bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
|
|
drm_intel_bufmgr_gem_enable_reuse(bufmgr);
|
|
batch = intel_batchbuffer_alloc(bufmgr, intel_get_drm_devid(fd));
|
|
|
|
gpu_hang();
|
|
|
|
intel_batchbuffer_free(batch);
|
|
drm_intel_bufmgr_destroy(bufmgr);
|
|
|
|
close(fd);
|
|
}
|