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gpu: nvgpu: unit: falcon bootstrap test

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Add unit test for functions nvgpu_falcon_bootstrap and
nvgpu_falcon_bl_bootstrap.

JIRA NVGPU-898

Change-Id: I32267d994c8f3afc188234227dd56c38a28c5898
Signed-off-by: Sagar Kamble <skamble@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2160243
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Sagar Kamble
2019-01-07 12:53:07 +05:30
committed by mobile promotions
parent 1759211915
commit cde8c5fc3e
2 changed files with 117 additions and 0 deletions
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115
userspace/units/falcon/falcon/falcon.c
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@@ -788,6 +788,120 @@ static int test_falcon_mailbox(struct unit_module *m, struct gk20a *g,
return UNIT_SUCCESS;
}
static bool falcon_check_reg_group(struct gk20a *g,
struct nvgpu_reg_access *sequence,
u32 size)
{
u32 i;
for (i = 0; i < size; i++) {
if (nvgpu_posix_io_readl_reg_space(g, sequence->addr) !=
sequence->value) {
break;
}
}
return i == size;
}
/*
* Invalid: Calling these interfaces on uninitialized falcon should return
* -EINVAL.
* Invalid: Invoke nvgpu_falcon_bl_bootstrap with invalid parameters filled in
* nvgpu_falcon_bl_info struct and verify that nvgpu_falcon_bootstrap
* fails.
*
* Valid: Invoke nvgpu_falcon_bootstrap with boot_vector value and verify the
* expected state of Falcon registers - falcon_falcon_dmactl_r,
* falcon_falcon_bootvec_r, falcon_falcon_cpuctl_r
* Valid: Invoke nvgpu_falcon_bl_bootstrap with sample parameters filled in
* nvgpu_falcon_bl_info struct and verify IMEM, DMEM and registers
* related to nvgpu_falcon_bootstrap interface.
*/
static int test_falcon_bootstrap(struct unit_module *m, struct gk20a *g,
void *__args)
{
#define BL_DESC_SIZE 64
struct nvgpu_falcon_bl_info bl_info;
u32 boot_vector = 0xF000;
/* Define a group of expected register writes */
struct nvgpu_reg_access bootstrap_group[] = {
{ .addr = 0x0010a10c,
.value = falcon_falcon_dmactl_require_ctx_f(0) },
{ .addr = 0x0010a104,
.value = falcon_falcon_bootvec_vec_f(boot_vector) },
{ .addr = 0x0010a100,
.value = falcon_falcon_cpuctl_startcpu_f(1) },
};
u32 i;
int err;
err = nvgpu_falcon_bootstrap(uninit_flcn, boot_vector);
if (err != -EINVAL) {
unit_return_fail(m, "Invalid falcon bootstrap should "
"fail\n");
}
err = nvgpu_falcon_bl_bootstrap(uninit_flcn, &bl_info);
if (err != -EINVAL) {
unit_return_fail(m, "Invalid falcon bl_bootstrap "
"should fail\n");
}
err = nvgpu_falcon_bootstrap(pmu_flcn, boot_vector);
if (err) {
unit_return_fail(m, "PMU falcon bootstrap failed\n");
}
if (falcon_check_reg_group(g, bootstrap_group,
ARRAY_SIZE(bootstrap_group)) == false) {
unit_return_fail(m, "Failed checking bootstrap sequence\n");
}
bl_info.bl_desc = (u8 *) malloc(BL_DESC_SIZE);
if (!bl_info.bl_desc) {
unit_return_fail(m, "Failed creating BL info\n");
}
for (i = 0; i < BL_DESC_SIZE; i++) {
bl_info.bl_desc[i] = (u8)(rand() & 0xff);
}
bl_info.bl_desc_size = BL_DESC_SIZE;
bl_info.bl_src = (void *)rand_test_data;
bl_info.bl_size = RAND_DATA_SIZE;
bl_info.bl_start_tag = 0x0;
err = nvgpu_falcon_bl_bootstrap(pmu_flcn, &bl_info);
if (err) {
unit_return_fail(m, "PMU falcon bl bootstrap failed\n");
}
if (falcon_check_reg_group(g, bootstrap_group,
ARRAY_SIZE(bootstrap_group)) == false) {
unit_return_fail(m, "Failed checking bootstrap sequence\n");
}
/* Set the bootloader source size to greater than imem size */
bl_info.bl_size = UTF_FALCON_IMEM_DMEM_SIZE + 1;
err = nvgpu_falcon_bl_bootstrap(pmu_flcn, &bl_info);
if (!err) {
unit_return_fail(m, "PMU falcon bl bootstrap passed with "
"invalid bl_info\n");
}
/* Set the bootloader desc size to greater than dmem size */
bl_info.bl_size = RAND_DATA_SIZE;
bl_info.bl_desc_size = UTF_FALCON_IMEM_DMEM_SIZE + 1;
err = nvgpu_falcon_bl_bootstrap(pmu_flcn, &bl_info);
if (!err) {
unit_return_fail(m, "PMU falcon bl bootstrap passed with "
"invalid bl_info\n");
}
return UNIT_SUCCESS;
}
struct unit_module_test falcon_tests[] = {
UNIT_TEST(falcon_sw_init_free, test_falcon_sw_init_free, NULL, 0),
UNIT_TEST(falcon_reset, test_falcon_reset, NULL, 0),
@@ -799,6 +913,7 @@ struct unit_module_test falcon_tests[] = {
UNIT_TEST(falcon_mem_rw_aligned, test_falcon_mem_rw_aligned, NULL, 0),
UNIT_TEST(falcon_mem_rw_zero, test_falcon_mem_rw_zero, NULL, 0),
UNIT_TEST(falcon_mailbox, test_falcon_mailbox, NULL, 0),
UNIT_TEST(falcon_bootstrap, test_falcon_bootstrap, NULL, 0),
/* Cleanup */
UNIT_TEST(falcon_free_test_env, free_falcon_test_env, NULL, 0),