[PATCH] add vbios info query

Jiawei Gu Jiawei.Gu at amd.com
Thu May 20 03:33:01 UTC 2021


Signed-off-by: Jiawei Gu <Jiawei.Gu at amd.com>
---
 src/app/CMakeLists.txt             |  1 +
 src/app/main.c                     |  8 +++++
 src/app/vbios.c                    | 53 ++++++++++++++++++++++++++++++
 src/lib/lowlevel/linux/query_drm.c | 11 +++++++
 src/umr.h                          | 11 +++++++
 src/umrapp.h                       |  1 +
 6 files changed, 85 insertions(+)
 create mode 100644 src/app/vbios.c

diff --git a/src/app/CMakeLists.txt b/src/app/CMakeLists.txt
index ca7d46b..462e4fc 100644
--- a/src/app/CMakeLists.txt
+++ b/src/app/CMakeLists.txt
@@ -35,6 +35,7 @@ add_library(umrapp STATIC
   pp_table.c
   navi10_ppt.c
   read_metrics.c
+  vbios.c
   ${GUI_SOURCE}
 )
 
diff --git a/src/app/main.c b/src/app/main.c
index 47ddb38..b484cf3 100644
--- a/src/app/main.c
+++ b/src/app/main.c
@@ -825,6 +825,11 @@ int main(int argc, char **argv)
 				asic = get_asic();
 			ih_self_test(asic);
 #endif
+		} else if (!strcmp(argv[i], "--vbios_info") || !strcmp(argv[i], "-vi")) {
+			if (!asic)
+				asic = get_asic();
+			if (umr_print_vbios_info(asic) != 0)
+				fprintf(stderr, "[ERROR]: Cannot print vbios info.\n");
 		} else if (!strcmp(argv[i], "--help") || !strcmp(argv[i], "-h")) {
 			printf("User Mode Register debugger v%s for AMDGPU devices (build: %s [%s]), Copyright (c) 2021, AMD Inc.\n"
 "\n*** Device Selection ***\n"
@@ -951,6 +956,9 @@ printf(
 	"\n\t\tPrint the GPU metrics table for the device."
 "\n\t--power, -p \n\t\tRead the conetent of clocks, temperature, gpu loading at runtime"
 	"\n\t\toptions 'use_colour' to colourize output \n");
+printf(
+"\n*** Video BIOS Information ***\n"
+"\n\t--vbios_info, -vi \n\t\tPrint Video BIOS information\n");
 
 #if UMR_GUI
 printf(
diff --git a/src/app/vbios.c b/src/app/vbios.c
new file mode 100644
index 0000000..fa0a3a3
--- /dev/null
+++ b/src/app/vbios.c
@@ -0,0 +1,53 @@
+/*
+ * Copyright 2021 Advanced Micro Devices, Inc.
+ *
+ * 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 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 COPYRIGHT HOLDER(S) OR AUTHOR(S) 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: Tom St Denis <tom.stdenis at amd.com>
+ *
+ */
+#include "umrapp.h"
+
+#define AMDGPU_INFO_VBIOS			0x1B
+#define AMDGPU_INFO_VBIOS_INFO			0x3
+int umr_print_vbios_info(struct umr_asic *asic)
+{
+	char fname[64];
+	int r;
+	struct umr_vbios_info vbios_info;
+
+	if (asic->fd.drm < 0) {
+		snprintf(fname, sizeof(fname)-1, "/dev/dri/card%d", asic->instance);
+		asic->fd.drm = open(fname, O_RDWR);
+	}
+
+	r = umr_query_drm_vbios(asic, AMDGPU_INFO_VBIOS, AMDGPU_INFO_VBIOS_INFO,
+			&vbios_info, sizeof(vbios_info));
+	if (r)
+		return r;
+
+	printf("vbios name          : %s\n", vbios_info.name);
+	printf("vbios pn            : %s\n", vbios_info.vbios_pn);
+	printf("vbios version       : %d\n", vbios_info.version);
+	printf("vbios ver_str       : %s\n", vbios_info.vbios_ver_str);
+	printf("vbios date          : %s\n", vbios_info.date);
+
+	close(asic->fd.drm);
+	return 0;
+}
\ No newline at end of file
diff --git a/src/lib/lowlevel/linux/query_drm.c b/src/lib/lowlevel/linux/query_drm.c
index d0c82d4..f4ab709 100644
--- a/src/lib/lowlevel/linux/query_drm.c
+++ b/src/lib/lowlevel/linux/query_drm.c
@@ -49,7 +49,18 @@ int umr_query_drm(struct umr_asic *asic, int field, void *ret, int size)
 	inf.return_size = size;
 	inf.query = field;
 	return ioctl(asic->fd.drm, DRM_IOC(DRM_IOC_WRITE, DRM_IOCTL_BASE, DRM_COMMAND_BASE + DRM_AMDGPU_INFO, sizeof(inf)), &inf);
+}
 
+int umr_query_drm_vbios(struct umr_asic *asic, int field, int type, void *ret, int size)
+{
+	struct drm_amdgpu_info inf;
+
+	memset(&inf, 0, sizeof inf);
+	inf.return_pointer = (uintptr_t)ret;
+	inf.return_size = size;
+	inf.query = field;
+	inf.vbios_info.type = type;
+	return ioctl(asic->fd.drm, DRM_IOC(DRM_IOC_WRITE, DRM_IOCTL_BASE, DRM_COMMAND_BASE + DRM_AMDGPU_INFO, sizeof(inf)), &inf);
 }
 
 #else
diff --git a/src/umr.h b/src/umr.h
index 4e730e5..9b80987 100644
--- a/src/umr.h
+++ b/src/umr.h
@@ -973,6 +973,7 @@ void umr_free_asic(struct umr_asic *asic);
 void umr_free_maps(struct umr_asic *asic);
 void umr_close_asic(struct umr_asic *asic); // call this to close a fully open asic
 int umr_query_drm(struct umr_asic *asic, int field, void *ret, int size);
+int umr_query_drm_vbios(struct umr_asic *asic, int field, int type, void *ret, int size);
 void umr_enumerate_devices(void);
 int umr_update(struct umr_asic *asic, char *script);
 int umr_update_string(struct umr_asic *asic, char *sdata);
@@ -1349,6 +1350,16 @@ struct umr_soc15_database {
 	struct umr_soc15_database *next;
 };
 
+// vbios
+struct umr_vbios_info {
+	uint8_t name[64];
+	uint8_t vbios_pn[64];
+	uint32_t version;
+	uint32_t pad;
+	uint8_t vbios_ver_str[32];
+	uint8_t date[32];
+};
+
 FILE *umr_database_open(char *path, char *filename);
 struct umr_soc15_database *umr_database_read_soc15(char *path, char *filename);
 void umr_database_free_soc15(struct umr_soc15_database *soc15);
diff --git a/src/umrapp.h b/src/umrapp.h
index 14457fe..1336e07 100644
--- a/src/umrapp.h
+++ b/src/umrapp.h
@@ -57,5 +57,6 @@ void umr_clock_scan(struct umr_asic *asic, const char* clock_name);
 void umr_clock_manual(struct umr_asic *asic, const char* clock_name, void* value);
 int umr_print_pp_table(struct umr_asic *asic, const char* param);
 int umr_print_gpu_metrics(struct umr_asic *asic);
+int umr_print_vbios_info(struct umr_asic *asic);
 
 void run_server_loop(const char *url, struct umr_asic * asic);
-- 
2.17.1



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