soc/amd/cezanne: Add PSP integration for cezanne

Change-Id: Ifa69f03b4c7b871a9f018f40930d2382d2154403
Signed-off-by: Zheng Bao <fishbaozi@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48528
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

1 files changed, 145 insertions, 0 deletions

diff --git a/src/soc/amd/cezanne/Makefile.inc b/src/soc/amd/cezanne/Makefile.inc
index 9a4aa80ae1..a00a9f575c 100644
--- a/src/soc/amd/cezanne/Makefile.inc
+++ b/src/soc/amd/cezanne/Makefile.inc
@@ -31,4 +31,149 @@ ramstage-y	+= uart.c
 
 CPPFLAGS_common += -I$(src)/soc/amd/cezanne/include
 
+MAINBOARD_BLOBS_DIR:=$(top)/3rdparty/blobs/mainboard/$(MAINBOARDDIR)
+
+# ROMSIG Normally At ROMBASE + 0x20000
+# Overridden by CONFIG_AMD_FWM_POSITION_INDEX
+# +-----------+---------------+----------------+------------+
+# |0x55AA55AA |               |                |            |
+# +-----------+---------------+----------------+------------+
+# |           |  PSPDIR ADDR  |  BIOSDIR ADDR  |
+# +-----------+---------------+----------------+
+
+CEZANNE_FWM_POSITION=$(call int-add, \
+	$(call int-subtract, 0xffffffff \
+	$(call int-shift-left, \
+	0x80000 $(CONFIG_AMD_FWM_POSITION_INDEX))) 0x20000 1)
+#
+# PSP Directory Table items
+#
+# Certain ordering requirements apply, however these are ensured by amdfwtool.
+# For more information see "AMD Platform Security Processor BIOS Architecture
+# Design Guide for AMD Family 17h Processors" (PID #55758, NDA only).
+#
+
+FIRMWARE_LOCATION=$(shell grep -e FIRMWARE_LOCATION $(CONFIG_AMDFW_CONFIG_FILE) | awk '{print $$2}')
+
+ifeq ($(CONFIG_PSP_UNLOCK_SECURE_DEBUG),y)
+# Enable secure debug unlock
+PSP_SOFTFUSE_BITS += 0
+OPT_TOKEN_UNLOCK="--token-unlock"
+endif
+
+ifeq ($(CONFIG_USE_PSPSECUREOS),y)
+# types = 0x2
+OPT_PSP_USE_PSPSECUREOS="--use-pspsecureos"
+endif
+
+
+ifeq ($(CONFIG_PSP_LOAD_MP2_FW),y)
+OPT_PSP_LOAD_MP2_FW="--load-mp2-fw"
+else
+# Disable MP2 firmware loading
+PSP_SOFTFUSE_BITS += 29
+endif
+
+ifeq ($(CONFIG_PSP_LOAD_S0I3_FW),y)
+OPT_PSP_LOAD_S0I3_FW="--load-s0i3"
 endif
+
+#
+# BIOS Directory Table items - proper ordering is managed by amdfwtool
+#
+
+# type = 0x60
+PSP_APCB_FILES=$(APCB_SOURCES) $(APCB_SOURCES_68) $(APCB_SOURCES_RECOVERY)
+
+# type = 0x61
+PSP_APOB_BASE=$(CONFIG_PSP_APOB_DRAM_ADDRESS)
+
+# type = 0x62
+PSP_BIOSBIN_FILE=$(obj)/amd_biospsp.img
+PSP_ELF_FILE=$(objcbfs)/bootblock.elf
+PSP_BIOSBIN_SIZE=$(shell $(READELF_bootblock) -l $(PSP_ELF_FILE) | grep LOAD | awk '{print $$5}')
+PSP_BIOSBIN_DEST=$(shell $(READELF_bootblock) -l $(PSP_ELF_FILE) | grep LOAD | awk '{print $$3}')
+
+# type = 0x66
+
+# type = 0xb - See #55758 (NDA) for bit definitions.
+PSP_SOFTFUSE_BITS += 28
+
+#hardcode post code to eSPI
+PSP_SOFTFUSE_BITS += 15 6
+
+# Helper function to return a value with given bit set
+set-bit=$(call int-shift-left, 1 $(call _toint,$1))
+PSP_SOFTFUSE=$(shell A=$(call int-add, \
+		$(foreach bit,$(PSP_SOFTFUSE_BITS),$(call set-bit,$(bit)))); printf "0x%x" $$A)
+
+#
+# Build the arguments to amdfwtool (order is unimportant).  Missing file names
+# result in empty OPT_ variables, i.e. the argument is not passed to amdfwtool.
+#
+
+add_opt_prefix=$(if $(call strip_quotes, $(1)), $(2) $(call strip_quotes, $(1)), )
+
+OPT_PSP_APCB_FILES= $(if $(APCB_SOURCES), --instance 0 --apcb $(APCB_SOURCES)) \
+                    $(if $(APCB_SOURCES_RECOVERY), --instance 10 --apcb $(APCB_SOURCES_RECOVERY)) \
+                    $(if $(APCB_SOURCES_68), --instance 18 --apcb $(APCB_SOURCES_68))
+
+OPT_APOB_ADDR=$(call add_opt_prefix, $(PSP_APOB_BASE), --apob-base)
+OPT_PSP_BIOSBIN_FILE=$(call add_opt_prefix, $(PSP_BIOSBIN_FILE), --bios-bin)
+OPT_PSP_BIOSBIN_DEST=$(call add_opt_prefix, $(PSP_BIOSBIN_DEST), --bios-bin-dest)
+OPT_PSP_BIOSBIN_SIZE=$(call add_opt_prefix, $(PSP_BIOSBIN_SIZE), --bios-uncomp-size)
+
+OPT_EFS_SPI_READ_MODE=$(call add_opt_prefix, $(CONFIG_EFS_SPI_READ_MODE), --spi-read-mode)
+OPT_EFS_SPI_SPEED=$(call add_opt_prefix, $(CONFIG_EFS_SPI_SPEED), --spi-speed)
+OPT_EFS_SPI_MICRON_FLAG=$(call add_opt_prefix, $(CONFIG_EFS_SPI_MICRON_FLAG), --spi-micron-flag)
+
+OPT_PSP_SOFTFUSE=$(call add_opt_prefix, $(PSP_SOFTFUSE), --soft-fuse)
+
+# Add all the files listed in the config file
+POUND_SIGN=$(call strip_quotes, "\#")
+DEP_FILES= $(patsubst %,$(FIRMWARE_LOCATION)/%, $(shell sed -e /^$(POUND_SIGN)/d -e /*/d -e /^FIRMWARE_LOCATION/d $(CONFIG_AMDFW_CONFIG_FILE) | awk '{print $$2}' ))
+
+AMDFW_COMMON_ARGS=$(OPT_PSP_APCB_FILES) \
+		$(OPT_APOB_ADDR) \
+		$(OPT_PSP_BIOSBIN_FILE) \
+		$(OPT_PSP_BIOSBIN_DEST) \
+		$(OPT_PSP_BIOSBIN_SIZE) \
+		$(OPT_PSP_SOFTFUSE) \
+		$(OPT_PSP_USE_PSPSECUREOS) \
+		$(OPT_PSP_LOAD_MP2_FW) \
+		$(OPT_PSP_LOAD_S0I3_FW) \
+		--combo-capable \
+		$(OPT_TOKEN_UNLOCK) \
+		$(OPT_EFS_SPI_READ_MODE) \
+		$(OPT_EFS_SPI_SPEED) \
+		$(OPT_EFS_SPI_MICRON_FLAG) \
+		--config $(CONFIG_AMDFW_CONFIG_FILE) \
+		--soc-name "Cezanne" \
+		--flashsize $(CONFIG_ROM_SIZE)
+
+$(obj)/amdfw.rom:	$(call strip_quotes, $(PSP_BIOSBIN_FILE)) \
+			$$(PSP_APCB_FILES) \
+			$(DEP_FILES) \
+			$(AMDFWTOOL) \
+			$(obj)/fmap_config.h
+	$(if $(PSP_APCB_FILES), ,$(error APCB_SOURCES is not set))
+	rm -f $@
+	@printf "    AMDFWTOOL  $(subst $(obj)/,,$(@))\n"
+	$(AMDFWTOOL) \
+		$(AMDFW_COMMON_ARGS) \
+		--location $(shell printf "%#x" $(CEZANNE_FWM_POSITION)) \
+		--multilevel \
+		--output $@
+
+$(PSP_BIOSBIN_FILE): $(PSP_ELF_FILE) $(AMDCOMPRESS)
+	rm -f $@
+	@printf "    AMDCOMPRS  $(subst $(obj)/,,$(@))\n"
+	$(AMDCOMPRESS) --infile $(PSP_ELF_FILE) --outfile $@ --compress \
+		--maxsize $(PSP_BIOSBIN_SIZE)
+
+cbfs-files-y += apu/amdfw
+apu/amdfw-file := $(obj)/amdfw.rom
+apu/amdfw-position := $(CEZANNE_FWM_POSITION)
+apu/amdfw-type := raw
+
+endif # ($(CONFIG_SOC_AMD_CEZANNE),y)