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gem_cpu_reloc: And run the test in reverse to check with already bound batches

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Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2012-10-02 21:02:22 +01:00
parent 8b2c19da0b
commit 217511012a
1 changed files with 24 additions and 5 deletions
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29
tests/gem_cpu_reloc.c
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@ -136,6 +136,7 @@ int main(int argc, char **argv)
const uint32_t end[] = {MI_BATCH_BUFFER_END, 0};
uint64_t aper_size;
uint32_t noop;
uint32_t *handles;
int fd, i, count;
fd = drm_open_any();
@ -148,25 +149,43 @@ int main(int argc, char **argv)
aper_size = gem_aperture_size(fd);
count = aper_size / 4096 * 2;
handles = malloc (count * sizeof(uint32_t));
assert(handles);
noop = gem_create(fd, 4096);
gem_write(fd, noop, 0, end, sizeof(end));
/* fill the entire gart with batches and run them */
for (i = 0; i < count; i++) {
uint32_t handle, bad;
uint32_t bad;
handle = gem_create(fd, 4096);
gem_write(fd, handle, 0, batch, sizeof(batch));
handles[i] = gem_create(fd, 4096);
gem_write(fd, handles[i], 0, batch, sizeof(batch));
bad = gem_create(fd, 4096);
gem_write(fd, bad, 0, hang, sizeof(hang));
/* launch the newly created batch */
copy(fd, handle, noop, bad);
copy(fd, handles[i], noop, bad);
exec(fd, bad);
gem_close(fd, bad);
drmtest_progress("gem_cpu_reloc: ", i, count);
drmtest_progress("gem_cpu_reloc: ", i, 2*count);
}
/* And again in reverse to try and catch the relocation code out */
for (i = 0; i < count; i++) {
uint32_t bad;
bad = gem_create(fd, 4096);
gem_write(fd, bad, 0, hang, sizeof(hang));
/* launch the newly created batch */
copy(fd, handles[count-i-1], noop, bad);
exec(fd, bad);
gem_close(fd, bad);
drmtest_progress("gem_cpu_reloc: ", count+i, 2*count);
}
fprintf(stderr, "Test suceeded, cleanup up - this might take a while.\n");