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-rw-r--r--src/soc/amd/picasso/Makefile.inc1
-rw-r--r--src/soc/amd/picasso/bootblock/bootblock.c1
-rw-r--r--src/soc/amd/picasso/bootblock/vboot_bootblock.c21
-rw-r--r--src/soc/amd/picasso/include/soc/psp_transfer.h2
4 files changed, 25 insertions, 0 deletions
diff --git a/src/soc/amd/picasso/Makefile.inc b/src/soc/amd/picasso/Makefile.inc
index 1ed1529512..9757160d19 100644
--- a/src/soc/amd/picasso/Makefile.inc
+++ b/src/soc/amd/picasso/Makefile.inc
@@ -100,6 +100,7 @@ CPPFLAGS_common += -I$(src)/soc/amd/picasso
CPPFLAGS_common += -I$(src)/soc/amd/picasso/include
CPPFLAGS_common += -I$(src)/soc/amd/picasso/acpi
CPPFLAGS_common += -I$(src)/vendorcode/amd/fsp/picasso
+CPPFLAGS_common += -I$(src)/vendorcode/amd/fsp/picasso/include
MAINBOARD_BLOBS_DIR:=$(top)/3rdparty/blobs/mainboard/$(MAINBOARDDIR)
diff --git a/src/soc/amd/picasso/bootblock/bootblock.c b/src/soc/amd/picasso/bootblock/bootblock.c
index dfd5364a0a..c715324973 100644
--- a/src/soc/amd/picasso/bootblock/bootblock.c
+++ b/src/soc/amd/picasso/bootblock/bootblock.c
@@ -129,6 +129,7 @@ void bootblock_soc_init(void)
if (CONFIG(VBOOT_STARTS_BEFORE_BOOTBLOCK)) {
verify_psp_transfer_buf();
+ show_psp_transfer_info();
}
fch_early_init();
diff --git a/src/soc/amd/picasso/bootblock/vboot_bootblock.c b/src/soc/amd/picasso/bootblock/vboot_bootblock.c
index 4c3ae4a317..3fbc4ef608 100644
--- a/src/soc/amd/picasso/bootblock/vboot_bootblock.c
+++ b/src/soc/amd/picasso/bootblock/vboot_bootblock.c
@@ -1,6 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <amdblocks/reset.h>
+#include <bl_uapp/bl_syscall_public.h>
#include <console/console.h>
#include <pc80/mc146818rtc.h>
#include <security/vboot/vbnv.h>
@@ -30,3 +31,23 @@ void verify_psp_transfer_buf(void)
cmos_write(CMOS_RECOVERY_MAGIC_VAL, CMOS_RECOVERY_BYTE);
warm_reset();
}
+
+void show_psp_transfer_info(void)
+{
+ struct transfer_info_struct *info = (struct transfer_info_struct *)
+ (void *)(uintptr_t)_transfer_buffer;
+
+ if (info->magic_val == TRANSFER_MAGIC_VAL) {
+ if ((info->psp_info & PSP_INFO_VALID) == 0) {
+ printk(BIOS_INFO, "No PSP info found in transfer buffer.\n");
+ return;
+ }
+
+ printk(BIOS_INFO, "PSP boot mode: %s\n",
+ info->psp_info & PSP_INFO_PRODUCTION_MODE ?
+ "Production" : "Development");
+ printk(BIOS_INFO, "Silicon level: %s\n",
+ info->psp_info & PSP_INFO_PRODUCTION_SILICON ?
+ "Production" : "Pre-Production");
+ }
+}
diff --git a/src/soc/amd/picasso/include/soc/psp_transfer.h b/src/soc/amd/picasso/include/soc/psp_transfer.h
index fdd7bd1fd9..afc4d7d1ac 100644
--- a/src/soc/amd/picasso/include/soc/psp_transfer.h
+++ b/src/soc/amd/picasso/include/soc/psp_transfer.h
@@ -44,6 +44,8 @@ _Static_assert(sizeof(struct transfer_info_struct) == TRANSFER_INFO_SIZE, \
/* Make sure the PSP transferred information over to x86 side. */
void verify_psp_transfer_buf(void);
+/* Display the transfer block's PSP_info data */
+void show_psp_transfer_info(void);
#endif