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authorFelix Held <felix-coreboot@felixheld.de>2021-01-29 22:31:40 +0100
committerFelix Held <felix-coreboot@felixheld.de>2021-01-31 01:09:18 +0000
commitee04881360db7d551cfa49ca80b9b1c21a466439 (patch)
tree7347629609311df4724dbb81cfa6389ed93f9994 /src/soc
parent5ddcfe5ec17b4b625e7969157a819e931a68d330 (diff)
soc/amd/*/psp: move MSR_CU_CBBCFG to common and rename to MSR_PSP_ADDR
TEST=Checked that the MSR is the same for Stoneyridge, Picasso and Cezanne. Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: Id15715ed1c17f4fc475985dcb1c31a83713ee65c Reviewed-on: https://review.coreboot.org/c/coreboot/+/50149 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Raul Rangel <rrangel@chromium.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'src/soc')
-rw-r--r--src/soc/amd/common/block/include/amdblocks/psp.h2
-rw-r--r--src/soc/amd/picasso/psp.c5
-rw-r--r--src/soc/amd/stoneyridge/include/soc/southbridge.h2
-rw-r--r--src/soc/amd/stoneyridge/psp.c4
4 files changed, 6 insertions, 7 deletions
diff --git a/src/soc/amd/common/block/include/amdblocks/psp.h b/src/soc/amd/common/block/include/amdblocks/psp.h
index 8cd8236706..9d56d6beee 100644
--- a/src/soc/amd/common/block/include/amdblocks/psp.h
+++ b/src/soc/amd/common/block/include/amdblocks/psp.h
@@ -3,6 +3,8 @@
#ifndef AMD_BLOCK_PSP_H
#define AMD_BLOCK_PSP_H
+#define MSR_PSP_ADDR 0xc00110a2
+
/* Get the mailbox base address - specific to family of device. */
void *soc_get_mbox_address(void);
diff --git a/src/soc/amd/picasso/psp.c b/src/soc/amd/picasso/psp.c
index 6a4a1ea821..ddefd22bd0 100644
--- a/src/soc/amd/picasso/psp.c
+++ b/src/soc/amd/picasso/psp.c
@@ -8,15 +8,14 @@
#include <amdblocks/smi.h>
#define PSP_MAILBOX_OFFSET 0x10570
-#define MSR_CU_CBBCFG 0xc00110a2
void *soc_get_mbox_address(void)
{
uintptr_t psp_mmio;
- psp_mmio = rdmsr(MSR_CU_CBBCFG).lo;
+ psp_mmio = rdmsr(MSR_PSP_ADDR).lo;
if (psp_mmio == 0xffffffff) {
- printk(BIOS_WARNING, "PSP: MSR_CU_CBBCFG uninitialized\n");
+ printk(BIOS_WARNING, "PSP: MSR_PSP_ADDR uninitialized\n");
return 0;
}
diff --git a/src/soc/amd/stoneyridge/include/soc/southbridge.h b/src/soc/amd/stoneyridge/include/soc/southbridge.h
index 8d8203516c..219af8437a 100644
--- a/src/soc/amd/stoneyridge/include/soc/southbridge.h
+++ b/src/soc/amd/stoneyridge/include/soc/southbridge.h
@@ -205,8 +205,6 @@ void soc_enable_psp_early(void);
#define BAR3HIDE BIT(12) /* Bit to hide BAR3 addr */
#define PSP_MAILBOX_BAR_EN BIT(4)
-#define MSR_CU_CBBCFG 0xc00110a2 /* PSP Pvt Blk Base Addr */
-
typedef struct aoac_devs {
unsigned int :5;
unsigned int ic0e:1; /* 5: I2C0 */
diff --git a/src/soc/amd/stoneyridge/psp.c b/src/soc/amd/stoneyridge/psp.c
index c24b8be1df..a7fead73dc 100644
--- a/src/soc/amd/stoneyridge/psp.c
+++ b/src/soc/amd/stoneyridge/psp.c
@@ -44,9 +44,9 @@ void *soc_get_mbox_address(void)
/* Determine if Bar3Hide has been set, and if hidden get the base from
* the MSR instead. */
if (pci_read_config32(SOC_PSP_DEV, PSP_BAR_ENABLES) & BAR3HIDE) {
- psp_mmio = rdmsr(MSR_CU_CBBCFG).lo;
+ psp_mmio = rdmsr(MSR_PSP_ADDR).lo;
if (psp_mmio == 0xffffffff) {
- printk(BIOS_WARNING, "PSP: BAR hidden, MSR val uninitialized\n");
+ printk(BIOS_WARNING, "PSP: BAR hidden, MSR_PSP_ADDR uninitialized\n");
return 0;
}
} else {