From 1b2eeb13a094098be93d0973b3742c7a8edf891f Mon Sep 17 00:00:00 2001
From: Kangheui Won <khwon@chromium.org>
Date: Thu, 6 May 2021 13:09:12 +1000
Subject: cezanne/psp_verstage: populate a/b firmware

Build amdfw_[ab] and put them into CBFS. We can reuse FW_[AB] position
from zork since we have same flash layout and size.

Signed-off-by: Kangheui Won <khwon@chromium.org>
Change-Id: Idb31afa7a513f01593b2af75515a170dfca8d360
Reviewed-on: https://review.coreboot.org/c/coreboot/+/52961
Reviewed-by: Raul Rangel <rrangel@chromium.org>
Reviewed-by: Martin Roth <martinroth@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
---
 src/soc/amd/cezanne/Kconfig      | 18 ++++++++++++++++
 src/soc/amd/cezanne/Makefile.inc | 45 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 63 insertions(+)

(limited to 'src')

diff --git a/src/soc/amd/cezanne/Kconfig b/src/soc/amd/cezanne/Kconfig
index dafc26f4ef..51bc4bc13a 100644
--- a/src/soc/amd/cezanne/Kconfig
+++ b/src/soc/amd/cezanne/Kconfig
@@ -416,4 +416,22 @@ config CMOS_RECOVERY_BYTE
 	  This is the byte before the default first byte used by VBNV
 	  (0x26 + 0x0E - 1)
 
+if VBOOT_SLOTS_RW_AB && VBOOT_STARTS_BEFORE_BOOTBLOCK
+
+config RWA_REGION_ONLY
+	string
+	default "apu/amdfw_a"
+	help
+	  Add a space-delimited list of filenames that should only be in the
+	  RW-A section.
+
+config RWB_REGION_ONLY
+	string
+	default "apu/amdfw_b"
+	help
+	  Add a space-delimited list of filenames that should only be in the
+	  RW-B section.
+
+endif # VBOOT_SLOTS_RW_AB && VBOOT_STARTS_BEFORE_BOOTBLOCK
+
 endif # SOC_AMD_CEZANNE
diff --git a/src/soc/amd/cezanne/Makefile.inc b/src/soc/amd/cezanne/Makefile.inc
index ebdad458a6..7053960e43 100644
--- a/src/soc/amd/cezanne/Makefile.inc
+++ b/src/soc/amd/cezanne/Makefile.inc
@@ -73,6 +73,14 @@ CEZANNE_FWM_POSITION=$(call int-add, \
 	$(call int-subtract, 0xffffffff \
 	$(call int-shift-left, \
 	0x80000 $(CONFIG_AMD_FWM_POSITION_INDEX))) 0x20000 1)
+
+CEZANNE_FW_A_POSITION=$(call int-add, \
+	$(shell awk '$$2 == "FMAP_SECTION_FW_MAIN_A_START" {print $$3}' $(obj)/fmap_config.h) \
+	0x40)
+
+CEZANNE_FW_B_POSITION=$(call int-add, \
+	$(shell awk '$$2 == "FMAP_SECTION_FW_MAIN_B_START" {print $$3}' $(obj)/fmap_config.h) \
+	0x40)
 #
 # PSP Directory Table items
 #
@@ -234,11 +242,48 @@ $(PSP_BIOSBIN_FILE): $(PSP_ELF_FILE) $(AMDCOMPRESS)
 	$(AMDCOMPRESS) --infile $(PSP_ELF_FILE) --outfile $@ --compress \
 		--maxsize $(PSP_BIOSBIN_SIZE)
 
+$(obj)/amdfw_a.rom: $(obj)/amdfw.rom
+	rm -f $@
+	@printf "    AMDFWTOOL  $(subst $(obj)/,,$(@))\n"
+	$(AMDFWTOOL) \
+		$(AMDFW_COMMON_ARGS) \
+		$(OPT_APOB_NV_SIZE) \
+		$(OPT_APOB_NV_BASE) \
+		--location $(shell printf "%#x" $(CEZANNE_FW_A_POSITION)) \
+		--anywhere \
+		--multilevel \
+		--output $@
+
+$(obj)/amdfw_b.rom: $(obj)/amdfw.rom
+	rm -f $@
+	@printf "    AMDFWTOOL  $(subst $(obj)/,,$(@))\n"
+	$(AMDFWTOOL) \
+		$(AMDFW_COMMON_ARGS) \
+		$(OPT_APOB_NV_SIZE) \
+		$(OPT_APOB_NV_BASE) \
+		--location $(shell printf "%#x" $(CEZANNE_FW_B_POSITION)) \
+		--anywhere \
+		--multilevel \
+		--output $@
+
+
 cbfs-files-y += apu/amdfw
 apu/amdfw-file := $(obj)/amdfw.rom
 apu/amdfw-position := $(CEZANNE_FWM_POSITION)
 apu/amdfw-type := raw
 
+ifeq ($(CONFIG_VBOOT_SLOTS_RW_AB)$(CONFIG_VBOOT_STARTS_BEFORE_BOOTBLOCK),yy)
+cbfs-files-y += apu/amdfw_a
+apu/amdfw_a-file := $(obj)/amdfw_a.rom
+apu/amdfw_a-position := $(call strip_quotes, $(CEZANNE_FW_A_POSITION))
+apu/amdfw_a-type := raw
+
+cbfs-files-y += apu/amdfw_b
+apu/amdfw_b-file := $(obj)/amdfw_b.rom
+apu/amdfw_b-position := $(call strip_quotes, $(CEZANNE_FW_B_POSITION))
+apu/amdfw_b-type := raw
+endif
+
 cpu_microcode_bins += $(wildcard ${FIRMWARE_LOCATION}/UcodePatch_*.bin)
 
 endif # ($(CONFIG_SOC_AMD_CEZANNE),y)
-- 
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