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/*
* 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.
*
* Authors:
* Daniel Vetter <daniel.vetter@ffwll.ch> (based on gem_storedw_*.c)
*
*/
#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 "ioctl_wrappers.h"
#include "drmtest.h"
#include "intel_bufmgr.h"
#include "intel_batchbuffer.h"
#include "intel_chipset.h"
#include "intel_io.h"
#include "i830_reg.h"
static drm_intel_bufmgr *bufmgr;
struct intel_batchbuffer *batch;
/*
* Testcase: Basic check of non-secure batches
*
* This test tries to stop the render ring with a MI_LOAD_REG command, which
* should fail if the non-secure handling works correctly.
*/
#define MI_LOAD_REGISTER_IMM (0x22<<23)
static int num_rings = 1;
static void
mi_lri_loop(void)
{
int i;
srandom(0xdeadbeef);
for (i = 0; i < 0x100; i++) {
int ring = random() % num_rings + 1;
BEGIN_BATCH(4);
OUT_BATCH(MI_LOAD_REGISTER_IMM | 1);
OUT_BATCH(0x203c); /* RENDER RING CTL */
OUT_BATCH(0); /* try to stop the ring */
OUT_BATCH(MI_NOOP);
ADVANCE_BATCH();
intel_batchbuffer_flush_on_ring(batch, ring);
}
}
int main(int argc, char **argv)
{
int fd;
int devid;
fd = drm_open_any();
devid = intel_get_drm_devid(fd);
if (HAS_BSD_RING(devid))
num_rings++;
if (HAS_BLT_RING(devid))
num_rings++;
igt_info("num rings detected: %i\n", num_rings);
bufmgr = drm_intel_bufmgr_gem_init(fd, 4096);
igt_assert(bufmgr);
drm_intel_bufmgr_gem_enable_reuse(bufmgr);
batch = intel_batchbuffer_alloc(bufmgr, devid);
igt_assert(batch);
mi_lri_loop();
gem_quiescent_gpu(fd);
intel_batchbuffer_free(batch);
drm_intel_bufmgr_destroy(bufmgr);
close(fd);
return 0;
}
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