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-rw-r--r--src/arch/x86/Kconfig6
-rw-r--r--src/arch/x86/Makefile.inc1
-rw-r--r--src/arch/x86/cbmem.c13
-rw-r--r--src/cpu/amd/mtrr/amd_mtrr.c2
-rw-r--r--src/drivers/amd/agesa/romstage.c6
-rw-r--r--src/include/cbmem.h11
-rw-r--r--src/northbridge/amd/agesa/Kconfig1
-rw-r--r--src/northbridge/amd/agesa/family14/state_machine.c2
-rw-r--r--src/northbridge/amd/agesa/family15tn/state_machine.c4
-rw-r--r--src/northbridge/amd/agesa/family16kb/state_machine.c4
-rw-r--r--src/northbridge/amd/pi/00730F01/state_machine.c3
-rw-r--r--src/northbridge/amd/pi/Kconfig1
-rw-r--r--src/soc/amd/common/block/acpimmio/biosram.c1
-rw-r--r--src/soc/amd/common/block/include/amdblocks/biosram.h8
-rw-r--r--src/soc/amd/common/block/pi/agesawrapper.c1
-rw-r--r--src/soc/amd/stoneyridge/memmap.c2
16 files changed, 23 insertions, 43 deletions
diff --git a/src/arch/x86/Kconfig b/src/arch/x86/Kconfig
index 968d784d8b..660ff2d4d2 100644
--- a/src/arch/x86/Kconfig
+++ b/src/arch/x86/Kconfig
@@ -133,12 +133,6 @@ config NUM_IPI_STARTS
int
default 2
-config CBMEM_TOP_BACKUP
- def_bool n
- help
- Platform implements non-volatile storage to cache cbmem_top()
- over stage transitions and optionally also over S3 suspend.
-
config PRERAM_CBMEM_CONSOLE_SIZE
hex
default 0xc00
diff --git a/src/arch/x86/Makefile.inc b/src/arch/x86/Makefile.inc
index fa647b7c9a..61e7edcfb9 100644
--- a/src/arch/x86/Makefile.inc
+++ b/src/arch/x86/Makefile.inc
@@ -164,7 +164,6 @@ romstage-y += post.c
# gdt_init.S is included by entry32.inc when romstage is the first C
# environment.
romstage-y += gdt_init.S
-romstage-y += cbmem.c
romstage-y += cpu_common.c
romstage-$(CONFIG_IDT_IN_EVERY_STAGE) += exception.c
romstage-$(CONFIG_IDT_IN_EVERY_STAGE) += idt.S
diff --git a/src/arch/x86/cbmem.c b/src/arch/x86/cbmem.c
deleted file mode 100644
index 353368a1ec..0000000000
--- a/src/arch/x86/cbmem.c
+++ /dev/null
@@ -1,13 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-
-#include <cbmem.h>
-
-#if CONFIG(CBMEM_TOP_BACKUP)
-
-void *cbmem_top_chipset(void)
-{
- /* Top of CBMEM is at highest usable DRAM address below 4GiB. */
- return (void *)restore_top_of_low_cacheable();
-}
-
-#endif /* CBMEM_TOP_BACKUP */
diff --git a/src/cpu/amd/mtrr/amd_mtrr.c b/src/cpu/amd/mtrr/amd_mtrr.c
index 1234c82037..fc3212f1fc 100644
--- a/src/cpu/amd/mtrr/amd_mtrr.c
+++ b/src/cpu/amd/mtrr/amd_mtrr.c
@@ -1,6 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0-only */
-#include <cbmem.h>
+#include <amdblocks/biosram.h>
#include <console/console.h>
#include <device/device.h>
#include <arch/cpu.h>
diff --git a/src/drivers/amd/agesa/romstage.c b/src/drivers/amd/agesa/romstage.c
index 617416ab7a..29423ef1ba 100644
--- a/src/drivers/amd/agesa/romstage.c
+++ b/src/drivers/amd/agesa/romstage.c
@@ -107,3 +107,9 @@ asmlinkage void car_stage_entry(void)
{
romstage_main();
}
+
+void *cbmem_top_chipset(void)
+{
+ /* Top of CBMEM is at highest usable DRAM address below 4GiB. */
+ return (void *)restore_top_of_low_cacheable();
+}
diff --git a/src/include/cbmem.h b/src/include/cbmem.h
index 4cc4045055..b548cd9559 100644
--- a/src/include/cbmem.h
+++ b/src/include/cbmem.h
@@ -139,17 +139,6 @@ void cbmem_add_records_to_cbtable(struct lb_header *header);
static cbmem_init_hook_t init_fn_ ## _unused3_ = init_fn_;
#endif /* ENV_RAMSTAGE */
-
-/* Any new chipset and board must implement cbmem_top() for both
- * romstage and ramstage to support early features like COLLECT_TIMESTAMPS
- * and CBMEM_CONSOLE. Sometimes it is necessary to have cbmem_top()
- * value stored in nvram to enable early recovery on S3 path.
- */
-#if ENV_X86
-void backup_top_of_low_cacheable(uintptr_t ramtop);
-uintptr_t restore_top_of_low_cacheable(void);
-#endif
-
/*
* Returns 0 for the stages where we know that cbmem does not come online.
* Even if this function returns 1 for romstage, depending upon the point in
diff --git a/src/northbridge/amd/agesa/Kconfig b/src/northbridge/amd/agesa/Kconfig
index 6711f8702d..6f6e3d63a9 100644
--- a/src/northbridge/amd/agesa/Kconfig
+++ b/src/northbridge/amd/agesa/Kconfig
@@ -3,7 +3,6 @@
config NORTHBRIDGE_AMD_AGESA
bool
default CPU_AMD_AGESA
- select CBMEM_TOP_BACKUP
if NORTHBRIDGE_AMD_AGESA
diff --git a/src/northbridge/amd/agesa/family14/state_machine.c b/src/northbridge/amd/agesa/family14/state_machine.c
index 202cdaa9f5..36e5fd9416 100644
--- a/src/northbridge/amd/agesa/family14/state_machine.c
+++ b/src/northbridge/amd/agesa/family14/state_machine.c
@@ -2,8 +2,8 @@
#include <Porting.h>
#include <AGESA.h>
+#include <amdblocks/biosram.h>
#include <arch/io.h>
-#include <cbmem.h>
#include <cf9_reset.h>
#include <console/console.h>
#include <device/device.h>
diff --git a/src/northbridge/amd/agesa/family15tn/state_machine.c b/src/northbridge/amd/agesa/family15tn/state_machine.c
index 8d450f94cd..29c1d87005 100644
--- a/src/northbridge/amd/agesa/family15tn/state_machine.c
+++ b/src/northbridge/amd/agesa/family15tn/state_machine.c
@@ -1,9 +1,9 @@
/* SPDX-License-Identifier: GPL-2.0-only */
+#include <amdblocks/biosram.h>
+
#include <Porting.h>
#include <AGESA.h>
-
-#include <cbmem.h>
#include <northbridge/amd/agesa/state_machine.h>
#include <northbridge/amd/agesa/agesa_helper.h>
diff --git a/src/northbridge/amd/agesa/family16kb/state_machine.c b/src/northbridge/amd/agesa/family16kb/state_machine.c
index 58bc345a6d..cbf0313267 100644
--- a/src/northbridge/amd/agesa/family16kb/state_machine.c
+++ b/src/northbridge/amd/agesa/family16kb/state_machine.c
@@ -1,9 +1,9 @@
/* SPDX-License-Identifier: GPL-2.0-only */
+#include <amdblocks/biosram.h>
+
#include <Porting.h>
#include <AGESA.h>
-
-#include <cbmem.h>
#include <northbridge/amd/agesa/state_machine.h>
#include <northbridge/amd/agesa/agesa_helper.h>
diff --git a/src/northbridge/amd/pi/00730F01/state_machine.c b/src/northbridge/amd/pi/00730F01/state_machine.c
index f3c45a01f1..a97faeb8ea 100644
--- a/src/northbridge/amd/pi/00730F01/state_machine.c
+++ b/src/northbridge/amd/pi/00730F01/state_machine.c
@@ -1,9 +1,10 @@
/* SPDX-License-Identifier: GPL-2.0-only */
+#include <amdblocks/biosram.h>
+
#include "Porting.h"
#include "AGESA.h"
-#include <cbmem.h>
#include <device/device.h>
#include <northbridge/amd/agesa/state_machine.h>
#include <northbridge/amd/agesa/agesa_helper.h>
diff --git a/src/northbridge/amd/pi/Kconfig b/src/northbridge/amd/pi/Kconfig
index e8c3530018..833afae9df 100644
--- a/src/northbridge/amd/pi/Kconfig
+++ b/src/northbridge/amd/pi/Kconfig
@@ -4,7 +4,6 @@ config NORTHBRIDGE_AMD_PI
bool
default y if CPU_AMD_PI
default n
- select CBMEM_TOP_BACKUP
if NORTHBRIDGE_AMD_PI
diff --git a/src/soc/amd/common/block/acpimmio/biosram.c b/src/soc/amd/common/block/acpimmio/biosram.c
index b01c196013..06bbed99e0 100644
--- a/src/soc/amd/common/block/acpimmio/biosram.c
+++ b/src/soc/amd/common/block/acpimmio/biosram.c
@@ -2,7 +2,6 @@
#include <amdblocks/acpimmio.h>
#include <amdblocks/biosram.h>
-#include <cbmem.h>
#include <device/mmio.h>
#include <stdint.h>
diff --git a/src/soc/amd/common/block/include/amdblocks/biosram.h b/src/soc/amd/common/block/include/amdblocks/biosram.h
index 39ce112c0e..226fc173d4 100644
--- a/src/soc/amd/common/block/include/amdblocks/biosram.h
+++ b/src/soc/amd/common/block/include/amdblocks/biosram.h
@@ -5,6 +5,14 @@
#include <stdint.h>
+/* Any new chipset and board must implement cbmem_top() for both
+ * romstage and ramstage to support early features like COLLECT_TIMESTAMPS
+ * and CBMEM_CONSOLE. With AMD it is necessary to have cbmem_top()
+ * value stored in nvram to enable early recovery on S3 path.
+ */
+void backup_top_of_low_cacheable(uintptr_t ramtop);
+uintptr_t restore_top_of_low_cacheable(void);
+
/* Returns the bootblock C entry point for APs */
void *get_ap_entry_ptr(void);
/* Used by BSP to store the bootblock entry point for APs */
diff --git a/src/soc/amd/common/block/pi/agesawrapper.c b/src/soc/amd/common/block/pi/agesawrapper.c
index de9144c02f..ff52fbd8c8 100644
--- a/src/soc/amd/common/block/pi/agesawrapper.c
+++ b/src/soc/amd/common/block/pi/agesawrapper.c
@@ -1,7 +1,6 @@
/* SPDX-License-Identifier: GPL-2.0-only */
#include <acpi/acpi.h>
-#include <cbmem.h>
#include <console/console.h>
#include <timestamp.h>
#include <amdblocks/biosram.h>
diff --git a/src/soc/amd/stoneyridge/memmap.c b/src/soc/amd/stoneyridge/memmap.c
index 98079059ef..67a431976c 100644
--- a/src/soc/amd/stoneyridge/memmap.c
+++ b/src/soc/amd/stoneyridge/memmap.c
@@ -13,7 +13,7 @@
#include <arch/bert_storage.h>
#include <soc/northbridge.h>
#include <soc/iomap.h>
-#include <amdblocks/acpimmio.h>
+#include <amdblocks/biosram.h>
#if CONFIG(ACPI_BERT)
#if CONFIG_SMM_TSEG_SIZE == 0x0