mb/lenovo/{x200,t400}: Add VBOOT support

Tested on thinkpad X200 with CONFIG_H8_FN_KEY_AS_VBOOT_RECOVERY_SW
selected, the RW_A slot is properly selected unless the FN button is
pressed. 600+ms are spend waiting for the EC to be ready.

Change-Id: I689fe310e5b828f2e68fcbe9afd582f35738ed1d
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/35998
Reviewed-by: Nico Huber <nico.h@gmx.de>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

src/mainboard/lenovo/t400/Kconfig

@@ -28,6 +28,24 @@ config BOARD_SPECIFIC_OPTIONS
 	select MAINBOARD_USES_IFD_GBE_REGION if !BOARD_LENOVO_R500
 	select INTEL_GMA_HAVE_VBT
 
+config VBOOT
+	select VBOOT_VBNV_CMOS
+	select GBB_FLAG_DISABLE_LID_SHUTDOWN
+	select GBB_FLAG_DISABLE_PD_SOFTWARE_SYNC
+	select GBB_FLAG_DISABLE_EC_SOFTWARE_SYNC
+	select GBB_FLAG_DISABLE_FWMP
+
+config VBOOT_SLOTS_RW_A
+	default y
+
+config VBOOT_VBNV_OFFSET
+	hex
+	default 0x82
+
+config FMDFILE
+	string
+	default "src/mainboard/$(CONFIG_MAINBOARD_DIR)/vboot-rwa.fmd" if VBOOT
+
 config MAINBOARD_DIR
 	string
 	default lenovo/t400

src/mainboard/lenovo/t400/cmos.layout

@@ -88,6 +88,9 @@ entries
 # RAM initialization internal data
 1024        128       r       0        read_training_results
 
+# VBOOT
+1152         128       r      0        vbnv
+
 # -----------------------------------------------------------------
 
 enumerations

src/mainboard/lenovo/t400/vboot-rwa.fmd

@@ -0,0 +1,26 @@
+FLASH@0xff800000 0x800000 {
+	SI_ALL@0x0 0x600000 {
+		SI_DESC@0x0 0x1000
+		SI_ME@0x1000 0x5f5000
+		SI_GBE@0x5f6000 0x2000
+		SI_PD@0x5f8000 0x8000
+	}
+	SI_BIOS@0x600000 0x200000 {
+		RW_SECTION_A 0x100000 {
+			VBLOCK_A 0x10000
+			FW_MAIN_A(CBFS)
+			RW_FWID_A 0x40
+		}
+		RW_VPD(PRESERVE) 0x1000
+		CONSOLE 0x10000
+		SMMSTORE(PRESERVE) 0x40000
+		WP_RO {
+			FMAP 0x800
+			RO_FRID 0x40
+			RO_PADDING 0x7c0
+			RO_VPD(PRESERVE) 0x1000
+			GBB 0x1e000
+			COREBOOT(CBFS)
+		}
+	}
+}

src/mainboard/lenovo/x200/Kconfig

@@ -24,6 +24,24 @@ config BOARD_SPECIFIC_OPTIONS
 	select MAINBOARD_HAS_LIBGFXINIT
 	select MAINBOARD_USES_IFD_GBE_REGION
 
+config VBOOT
+	select VBOOT_VBNV_CMOS
+	select GBB_FLAG_DISABLE_LID_SHUTDOWN
+	select GBB_FLAG_DISABLE_PD_SOFTWARE_SYNC
+	select GBB_FLAG_DISABLE_EC_SOFTWARE_SYNC
+	select GBB_FLAG_DISABLE_FWMP
+
+config VBOOT_SLOTS_RW_A
+	default y
+
+config VBOOT_VBNV_OFFSET
+	hex
+	default 0x82
+
+config FMDFILE
+	string
+	default "src/mainboard/$(CONFIG_MAINBOARD_DIR)/vboot-rwa.fmd" if VBOOT
+
 config MAINBOARD_DIR
 	string
 	default lenovo/x200

src/mainboard/lenovo/x200/cmos.layout

@@ -86,6 +86,10 @@ entries
 # RAM initialization internal data
 1024        128       r       0        read_training_results
 
+# VBOOT
+1152         128       r      0        vbnv
+
+
 # -----------------------------------------------------------------
 
 enumerations

src/mainboard/lenovo/x200/vboot-rwa.fmd

@@ -0,0 +1,26 @@
+FLASH@0xff800000 0x800000 {
+	SI_ALL@0x0 0x600000 {
+		SI_DESC@0x0 0x1000
+		SI_ME@0x1000 0x5f5000
+		SI_GBE@0x5f6000 0x2000
+		SI_PD@0x5f8000 0x8000
+	}
+	SI_BIOS@0x600000 0x200000 {
+		RW_SECTION_A 0x100000 {
+			VBLOCK_A 0x10000
+			FW_MAIN_A(CBFS)
+			RW_FWID_A 0x40
+		}
+		RW_VPD(PRESERVE) 0x1000
+		CONSOLE 0x10000
+		SMMSTORE(PRESERVE) 0x40000
+		WP_RO {
+			FMAP 0x800
+			RO_FRID 0x40
+			RO_PADDING 0x7c0
+			RO_VPD(PRESERVE) 0x1000
+			GBB 0x1e000
+			COREBOOT(CBFS)
+		}
+	}
+}