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tests/gem_reset_stats: add support for BDW+

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For BDW+, there BATCH_BUFFER_START is 3 * 32bits in length and
length needs to be encoded into the opcode.

Suggested-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Mika Kuoppala 2013-11-20 16:58:15 +02:00 committed by Daniel Vetter
parent 4fd0458be2
commit 0afe006eac
1 changed files with 9 additions and 3 deletions
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12
tests/gem_reset_stats.c
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@ -202,9 +202,13 @@ static int inject_hang(int fd, int ctx)
uint64_t gtt_off;
uint32_t *buf;
int roff, i;
unsigned cmd_len = 2;
srandom(time(NULL));
if (intel_gen(intel_get_drm_devid(fd)) >= 8)
cmd_len = 3;
buf = malloc(BUFSIZE);
igt_assert(buf != NULL);
@ -240,9 +244,11 @@ static int inject_hang(int fd, int ctx)
for (i = 0; i < ITEMS; i++)
buf[i] = MI_NOOP;
roff = random() % (ITEMS - 2);
buf[roff] = MI_BATCH_BUFFER_START;
buf[roff + 1] = gtt_off + (roff << 2);
roff = random() % (ITEMS - cmd_len);
buf[roff] = MI_BATCH_BUFFER_START | (cmd_len - 2);
buf[roff + 1] = (gtt_off & 0xfffffffc) + (roff << 2);
if (cmd_len == 3)
buf[roff + 2] = gtt_off & 0xffffffff00000000ull;
#ifdef VERBOSE
printf("loop injected at 0x%lx (off 0x%x, bo_start 0x%lx, bo_end 0x%lx)\n",