[igt-dev] [PATCH] tests/amd_security: add secure write test for gfx
Jesse Zhang
jesse.zhang at amd.com
Thu Oct 26 03:05:45 UTC 2023
To verify writes in Trusted Memory Zone(TMZ),
add secure writing and verify the results of gfx.
V1:
- Improve description and coding style.
Encoding using helpers for high and low 32 bits (Kamil)
Cc: Vitaly Prosyak <vitaly.prosyak at amd.com>
Cc: Luben Tuikov <luben.tuikov at amd.com>
Cc: Alex Deucher <alexander.deucher at amd.com>
Cc: Christian Koenig <christian.koenig at amd.com>
Cc: Kamil Konieczny <kamil.konieczny at linux.intel.com>
Signed-off-by: Jesse Zhang <Jesse.Zhang at amd.com>
Signed-off-by: Tim Huang <tim.huang at amd.com>
---
lib/amdgpu/amd_command_submission.c | 9 +-
lib/amdgpu/amd_ip_blocks.c | 173 ++++++++++++++++------------
lib/amdgpu/amd_ip_blocks.h | 1 +
tests/amdgpu/amd_security.c | 7 +-
4 files changed, 108 insertions(+), 82 deletions(-)
diff --git a/lib/amdgpu/amd_command_submission.c b/lib/amdgpu/amd_command_submission.c
index b674ba640..ddcf3d96e 100644
--- a/lib/amdgpu/amd_command_submission.c
+++ b/lib/amdgpu/amd_command_submission.c
@@ -165,20 +165,19 @@ void amdgpu_command_submission_write_linear_helper(amdgpu_device_handle device,
r = ip_block->funcs->compare(ip_block->funcs, ring_context, 1);
igt_assert_eq(r, 0);
} else if (ip_block->type == AMDGPU_HW_IP_GFX) {
- ip_block->funcs->write_linear(ip_block->funcs, ring_context, &ring_context->pm4_dw);
-
+ ip_block->funcs->atomic(ip_block->funcs, ring_context, &ring_context->pm4_dw);
amdgpu_test_exec_cs_helper(device, ip_block->type, ring_context, 0);
-
} else if (ip_block->type == AMDGPU_HW_IP_DMA) {
/* restore the bo_cpu to compare */
ring_context->bo_cpu_origin = ring_context->bo_cpu[0];
- ip_block->funcs->write_linear(ip_block->funcs, ring_context, &ring_context->pm4_dw);
+ ip_block->funcs->atomic(ip_block->funcs, ring_context, &ring_context->pm4_dw);
amdgpu_test_exec_cs_helper(device, ip_block->type, ring_context, 0);
+ igt_assert_neq(ring_context->bo_cpu[0], ring_context->bo_cpu_origin);
/* restore again, here dest_data should be */
ring_context->bo_cpu_origin = ring_context->bo_cpu[0];
- ip_block->funcs->write_linear(ip_block->funcs, ring_context, &ring_context->pm4_dw);
+ ip_block->funcs->atomic(ip_block->funcs, ring_context, &ring_context->pm4_dw);
amdgpu_test_exec_cs_helper(device, ip_block->type, ring_context, 0);
/* here bo_cpu[0] should be unchanged, still is 0x12345678, otherwise failed*/
diff --git a/lib/amdgpu/amd_ip_blocks.c b/lib/amdgpu/amd_ip_blocks.c
index 96130ccd5..81db27817 100644
--- a/lib/amdgpu/amd_ip_blocks.c
+++ b/lib/amdgpu/amd_ip_blocks.c
@@ -18,6 +18,7 @@
#include "amdgpu_asic_addr.h"
#include "amd_family.h"
#include "amd_gfx_v8_0.h"
+#include "ioctl_wrappers.h"
/*
* SDMA functions:
@@ -34,48 +35,58 @@ sdma_ring_write_linear(const struct amdgpu_ip_funcs *func,
i = 0;
j = 0;
- if (ring_context->secure == false) {
- if (func->family_id == AMDGPU_FAMILY_SI)
- ring_context->pm4[i++] = SDMA_PACKET_SI(SDMA_OPCODE_WRITE, 0, 0, 0,
- ring_context->write_length);
- else
- ring_context->pm4[i++] = SDMA_PACKET(SDMA_OPCODE_WRITE,
- SDMA_WRITE_SUB_OPCODE_LINEAR,
- ring_context->secure ? SDMA_ATOMIC_TMZ(1) : 0);
+ if (func->family_id == AMDGPU_FAMILY_SI)
+ ring_context->pm4[i++] = SDMA_PACKET_SI(SDMA_OPCODE_WRITE, 0, 0, 0,
+ ring_context->write_length);
+ else
+ ring_context->pm4[i++] = SDMA_PACKET(SDMA_OPCODE_WRITE,
+ SDMA_WRITE_SUB_OPCODE_LINEAR,
+ ring_context->secure ? SDMA_ATOMIC_TMZ(1) : 0);
+
+ ring_context->pm4[i++] = 0xfffffffc & ring_context->bo_mc;
+ ring_context->pm4[i++] = upper_32_bits(ring_context->bo_mc);
+ if (func->family_id >= AMDGPU_FAMILY_AI)
+ ring_context->pm4[i++] = ring_context->write_length - 1;
+ else
+ ring_context->pm4[i++] = ring_context->write_length;
- ring_context->pm4[i++] = 0xfffffffc & ring_context->bo_mc;
- ring_context->pm4[i++] = (0xffffffff00000000 & ring_context->bo_mc) >> 32;
- if (func->family_id >= AMDGPU_FAMILY_AI)
- ring_context->pm4[i++] = ring_context->write_length - 1;
- else
- ring_context->pm4[i++] = ring_context->write_length;
+ while (j++ < ring_context->write_length)
+ ring_context->pm4[i++] = func->deadbeaf;
- while (j++ < ring_context->write_length)
- ring_context->pm4[i++] = func->deadbeaf;
- } else {
- memset(ring_context->pm4, 0, ring_context->pm4_size * sizeof(uint32_t));
+ *pm4_dw = i;
+
+ return 0;
+}
+
+static int
+sdma_ring_atomic(const struct amdgpu_ip_funcs *func,
+ const struct amdgpu_ring_context *ring_context,
+ uint32_t *pm4_dw)
+{
+ uint32_t i = 0;
+
+ memset(ring_context->pm4, 0, ring_context->pm4_size * sizeof(uint32_t));
/* atomic opcode for 32b w/ RTN and ATOMIC_SWAPCMP_RTN
* loop, 1-loop_until_compare_satisfied.
* single_pass_atomic, 0-lru
*/
- ring_context->pm4[i++] = SDMA_PACKET(SDMA_OPCODE_ATOMIC,
- 0,
- SDMA_ATOMIC_LOOP(1) |
- SDMA_ATOMIC_TMZ(1) |
- SDMA_ATOMIC_OPCODE(TC_OP_ATOMIC_CMPSWAP_RTN_32));
- ring_context->pm4[i++] = 0xfffffffc & ring_context->bo_mc;
- ring_context->pm4[i++] = (0xffffffff00000000 & ring_context->bo_mc) >> 32;
- ring_context->pm4[i++] = 0x12345678;
- ring_context->pm4[i++] = 0x0;
- ring_context->pm4[i++] = func->deadbeaf;
- ring_context->pm4[i++] = 0x0;
- ring_context->pm4[i++] = 0x100;
- }
-
+ ring_context->pm4[i++] = SDMA_PACKET(SDMA_OPCODE_ATOMIC,
+ 0,
+ SDMA_ATOMIC_LOOP(1) |
+ (ring_context->secure ? SDMA_ATOMIC_TMZ(1) : SDMA_ATOMIC_TMZ(0)) |
+ SDMA_ATOMIC_OPCODE(TC_OP_ATOMIC_CMPSWAP_RTN_32));
+ ring_context->pm4[i++] = 0xfffffffc & ring_context->bo_mc;
+ ring_context->pm4[i++] = upper_32_bits(ring_context->bo_mc);
+ ring_context->pm4[i++] = 0x12345678;
+ ring_context->pm4[i++] = 0x0;
+ ring_context->pm4[i++] = func->deadbeaf;
+ ring_context->pm4[i++] = 0x0;
+ ring_context->pm4[i++] = 0x100;
*pm4_dw = i;
return 0;
+
}
static int
@@ -95,8 +106,8 @@ sdma_ring_const_fill(const struct amdgpu_ip_funcs *func,
} else {
context->pm4[i++] = SDMA_PACKET(SDMA_OPCODE_CONSTANT_FILL, 0,
SDMA_CONSTANT_FILL_EXTRA_SIZE(2));
- context->pm4[i++] = 0xffffffff & context->bo_mc;
- context->pm4[i++] = (0xffffffff00000000 & context->bo_mc) >> 32;
+ context->pm4[i++] = lower_32_bits(context->bo_mc);
+ context->pm4[i++] = upper_32_bits(context->bo_mc);
context->pm4[i++] = func->deadbeaf;
if (func->family_id >= AMDGPU_FAMILY_AI)
@@ -121,10 +132,10 @@ sdma_ring_copy_linear(const struct amdgpu_ip_funcs *func,
context->pm4[i++] = SDMA_PACKET_SI(SDMA_OPCODE_COPY_SI,
0, 0, 0,
context->write_length);
- context->pm4[i++] = 0xffffffff & context->bo_mc;
- context->pm4[i++] = (0xffffffff00000000 & context->bo_mc) >> 32;
- context->pm4[i++] = 0xffffffff & context->bo_mc2;
- context->pm4[i++] = (0xffffffff00000000 & context->bo_mc2) >> 32;
+ context->pm4[i++] = lower_32_bits(context->bo_mc);
+ context->pm4[i++] = upper_32_bits(context->bo_mc);
+ context->pm4[i++] = lower_32_bits(context->bo_mc2);
+ context->pm4[i++] = upper_32_bits(context->bo_mc2);
} else {
context->pm4[i++] = SDMA_PACKET(SDMA_OPCODE_COPY,
SDMA_COPY_SUB_OPCODE_LINEAR,
@@ -134,10 +145,10 @@ sdma_ring_copy_linear(const struct amdgpu_ip_funcs *func,
else
context->pm4[i++] = context->write_length;
context->pm4[i++] = 0;
- context->pm4[i++] = 0xffffffff & context->bo_mc;
- context->pm4[i++] = (0xffffffff00000000 & context->bo_mc) >> 32;
- context->pm4[i++] = 0xffffffff & context->bo_mc2;
- context->pm4[i++] = (0xffffffff00000000 & context->bo_mc2) >> 32;
+ context->pm4[i++] = lower_32_bits(context->bo_mc);
+ context->pm4[i++] = upper_32_bits(context->bo_mc);
+ context->pm4[i++] = lower_32_bits(context->bo_mc2);
+ context->pm4[i++] = upper_32_bits(context->bo_mc2);
}
*pm4_dw = i;
@@ -163,37 +174,45 @@ gfx_ring_write_linear(const struct amdgpu_ip_funcs *func,
i = 0;
j = 0;
- if (ring_context->secure == false) {
- ring_context->pm4[i++] = PACKET3(PACKET3_WRITE_DATA, 2 + ring_context->write_length);
- ring_context->pm4[i++] = WRITE_DATA_DST_SEL(5) | WR_CONFIRM;
- ring_context->pm4[i++] = 0xfffffffc & ring_context->bo_mc;
- ring_context->pm4[i++] = (0xffffffff00000000 & ring_context->bo_mc) >> 32;
- while (j++ < ring_context->write_length)
- ring_context->pm4[i++] = func->deadbeaf;
- } else {
- memset(ring_context->pm4, 0, ring_context->pm4_size * sizeof(uint32_t));
+ ring_context->pm4[i++] = PACKET3(PACKET3_WRITE_DATA, 2 + ring_context->write_length);
+ ring_context->pm4[i++] = WRITE_DATA_DST_SEL(5) | WR_CONFIRM;
+ ring_context->pm4[i++] = 0xfffffffc & ring_context->bo_mc;
+ ring_context->pm4[i++] = upper_32_bits(ring_context->bo_mc);
+ while (j++ < ring_context->write_length)
+ ring_context->pm4[i++] = func->deadbeaf;
+
+ *pm4_dw = i;
+ return 0;
+}
+
+static int
+gfx_ring_atomic(const struct amdgpu_ip_funcs *func,
+ const struct amdgpu_ring_context *ring_context,
+ uint32_t *pm4_dw)
+{
+ uint32_t i = 0;
+
+ memset(ring_context->pm4, 0, ring_context->pm4_size * sizeof(uint32_t));
ring_context->pm4[i++] = PACKET3(PACKET3_ATOMIC_MEM, 7);
- /* atomic opcode for 32b w/ RTN and ATOMIC_SWAPCMP_RTN
- * command, 1-loop_until_compare_satisfied.
- * single_pass_atomic, 0-lru
- * engine_sel, 0-micro_engine
- */
- ring_context->pm4[i++] = (TC_OP_ATOMIC_CMPSWAP_RTN_32 |
- ATOMIC_MEM_COMMAND(1) |
- ATOMIC_MEM_CACHEPOLICAY(0) |
- ATOMIC_MEM_ENGINESEL(0));
- ring_context->pm4[i++] = 0xfffffffc & ring_context->bo_mc;
- ring_context->pm4[i++] = (0xffffffff00000000 & ring_context->bo_mc) >> 32;
- ring_context->pm4[i++] = 0x12345678;
- ring_context->pm4[i++] = 0x0;
- ring_context->pm4[i++] = 0xdeadbeaf;
- ring_context->pm4[i++] = 0x0;
- ring_context->pm4[i++] = 0x100;
- }
+ /* atomic opcode for 32b w/ RTN and ATOMIC_SWAPCMP_RTN
+ * command, 1-loop_until_compare_satisfied.
+ * single_pass_atomic, 0-lru
+ * engine_sel, 0-micro_engine
+ */
+ ring_context->pm4[i++] = (TC_OP_ATOMIC_CMPSWAP_RTN_32 |
+ ATOMIC_MEM_COMMAND(1) |
+ ATOMIC_MEM_CACHEPOLICAY(0) |
+ ATOMIC_MEM_ENGINESEL(0));
+ ring_context->pm4[i++] = 0xfffffffc & ring_context->bo_mc;
+ ring_context->pm4[i++] = upper_32_bits(ring_context->bo_mc);
+ ring_context->pm4[i++] = 0x12345678;
+ ring_context->pm4[i++] = 0x0;
+ ring_context->pm4[i++] = 0xdeadbeaf;
+ ring_context->pm4[i++] = 0x0;
+ ring_context->pm4[i++] = 0x100;
*pm4_dw = i;
-
return 0;
}
@@ -212,8 +231,8 @@ gfx_ring_const_fill(const struct amdgpu_ip_funcs *func,
PACKET3_DMA_DATA_SI_DST_SEL(0) |
PACKET3_DMA_DATA_SI_SRC_SEL(2) |
PACKET3_DMA_DATA_SI_CP_SYNC;
- ring_context->pm4[i++] = 0xffffffff & ring_context->bo_mc;
- ring_context->pm4[i++] = (0xffffffff00000000 & ring_context->bo_mc) >> 32;
+ ring_context->pm4[i++] = lower_32_bits(ring_context->bo_mc);
+ ring_context->pm4[i++] = upper_32_bits(ring_context->bo_mc);
ring_context->pm4[i++] = ring_context->write_length;
} else {
ring_context->pm4[i++] = PACKET3(PACKET3_DMA_DATA, 5);
@@ -224,7 +243,7 @@ gfx_ring_const_fill(const struct amdgpu_ip_funcs *func,
ring_context->pm4[i++] = func->deadbeaf;
ring_context->pm4[i++] = 0;
ring_context->pm4[i++] = 0xfffffffc & ring_context->bo_mc;
- ring_context->pm4[i++] = (0xffffffff00000000 & ring_context->bo_mc) >> 32;
+ ring_context->pm4[i++] = upper_32_bits(ring_context->bo_mc);
ring_context->pm4[i++] = ring_context->write_length;
}
*pm4_dw = i;
@@ -247,9 +266,9 @@ gfx_ring_copy_linear(const struct amdgpu_ip_funcs *func,
PACKET3_DMA_DATA_SI_DST_SEL(0) |
PACKET3_DMA_DATA_SI_SRC_SEL(0) |
PACKET3_DMA_DATA_SI_CP_SYNC |
- (0xffff00000000 & context->bo_mc) >> 32;
+ upper_32_bits(context->bo_mc);
context->pm4[i++] = 0xfffffffc & context->bo_mc2;
- context->pm4[i++] = (0xffffffff00000000 & context->bo_mc2) >> 32;
+ context->pm4[i++] = upper_32_bits(context->bo_mc2);
context->pm4[i++] = context->write_length;
} else {
context->pm4[i++] = PACKET3(PACKET3_DMA_DATA, 5);
@@ -258,9 +277,9 @@ gfx_ring_copy_linear(const struct amdgpu_ip_funcs *func,
PACKET3_DMA_DATA_SRC_SEL(0) |
PACKET3_DMA_DATA_CP_SYNC;
context->pm4[i++] = 0xfffffffc & context->bo_mc;
- context->pm4[i++] = (0xffffffff00000000 & context->bo_mc) >> 32;
+ context->pm4[i++] = upper_32_bits(context->bo_mc);
context->pm4[i++] = 0xfffffffc & context->bo_mc2;
- context->pm4[i++] = (0xffffffff00000000 & context->bo_mc2) >> 32;
+ context->pm4[i++] = upper_32_bits(context->bo_mc2);
context->pm4[i++] = context->write_length;
}
@@ -311,6 +330,7 @@ static struct amdgpu_ip_funcs gfx_v8_x_ip_funcs = {
.deadbeaf = 0xdeadbeaf,
.pattern = 0xaaaaaaaa,
.write_linear = gfx_ring_write_linear,
+ .atomic = gfx_ring_atomic,
.const_fill = gfx_ring_const_fill,
.copy_linear = gfx_ring_copy_linear,
.compare = x_compare,
@@ -325,6 +345,7 @@ static struct amdgpu_ip_funcs sdma_v3_x_ip_funcs = {
.deadbeaf = 0xdeadbeaf,
.pattern = 0xaaaaaaaa,
.write_linear = sdma_ring_write_linear,
+ .atomic = sdma_ring_atomic,
.const_fill = sdma_ring_const_fill,
.copy_linear = sdma_ring_copy_linear,
.compare = x_compare,
diff --git a/lib/amdgpu/amd_ip_blocks.h b/lib/amdgpu/amd_ip_blocks.h
index 7f6fb3fb4..09a5e61f9 100644
--- a/lib/amdgpu/amd_ip_blocks.h
+++ b/lib/amdgpu/amd_ip_blocks.h
@@ -70,6 +70,7 @@ struct amdgpu_ip_funcs {
uint32_t pattern;
/* functions */
int (*write_linear)(const struct amdgpu_ip_funcs *func, const struct amdgpu_ring_context *context, uint32_t *pm4_dw);
+ int (*atomic)(const struct amdgpu_ip_funcs *func, const struct amdgpu_ring_context *context, uint32_t *pm4_dw);
int (*const_fill)(const struct amdgpu_ip_funcs *func, const struct amdgpu_ring_context *context, uint32_t *pm4_dw);
int (*copy_linear)(const struct amdgpu_ip_funcs *func, const struct amdgpu_ring_context *context, uint32_t *pm4_dw);
int (*compare)(const struct amdgpu_ip_funcs *func, const struct amdgpu_ring_context *context, int div);
diff --git a/tests/amdgpu/amd_security.c b/tests/amdgpu/amd_security.c
index 1a7eba9eb..793a0a8b5 100644
--- a/tests/amdgpu/amd_security.c
+++ b/tests/amdgpu/amd_security.c
@@ -356,10 +356,15 @@ igt_main
amdgpu_security_alloc_buf_test(device);
igt_describe("amdgpu_command_submission_write_linear_helper");
- igt_subtest("write-linear-helper-secure")
+ igt_subtest("sdma-write-linear-helper-secure")
amdgpu_command_submission_write_linear_helper(device,
get_ip_block(device, AMDGPU_HW_IP_DMA), is_secure);
+ igt_describe("amdgpu_command_submission_write_linear_helper");
+ igt_subtest("gfx-write-linear-helper-secure")
+ amdgpu_command_submission_write_linear_helper(device,
+ get_ip_block(device, AMDGPU_HW_IP_GFX), is_secure);
+
/* dynamic test based on sdma_info.available rings */
igt_describe("amdgpu_secure_bounce");
igt_subtest("amdgpu-secure-bounce")
--
2.25.1
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