Patrick Rudolph has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/32585
Change subject: mb/lenovo/t520: Add support for VBOOT ......................................................................
mb/lenovo/t520: Add support for VBOOT
Enable VBOOT support using a single RW_MAIN_A partition, allowing the use of tianocore payload in both RW_MAIN_A and WP_RO.
Tested on Lenovo T520.
Change-Id: Icb7b263ed86551cc53e1db7babccaca6b3ae2fe6 Signed-off-by: Patrick Rudolph patrick.rudolph@9elements.com --- M src/mainboard/lenovo/t520/Kconfig A src/mainboard/lenovo/t520/board.fmd M src/mainboard/lenovo/t520/cmos.layout A src/mainboard/lenovo/t520/vboot-rwa.fmd 4 files changed, 69 insertions(+), 0 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/85/32585/1
diff --git a/src/mainboard/lenovo/t520/Kconfig b/src/mainboard/lenovo/t520/Kconfig index 06f296b..567ebc0 100644 --- a/src/mainboard/lenovo/t520/Kconfig +++ b/src/mainboard/lenovo/t520/Kconfig @@ -27,6 +27,22 @@
if BOARD_LENOVO_BASEBOARD_T520
+config VBOOT + select VBOOT_VBNV_CMOS + select VBOOT_NO_BOARD_SUPPORT + 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 + select HAS_RECOVERY_MRC_CACHE + +config VBOOT_SLOTS_RW_A + default y + +config VBOOT_VBNV_OFFSET + hex + default 0x2a + config VARIANT_DIR string default "t520" if BOARD_LENOVO_T520 @@ -40,6 +56,11 @@ string default "variants/$(CONFIG_VARIANT_DIR)/devicetree.cb"
+config FMDFILE + string + default "src/mainboard/$(CONFIG_MAINBOARD_DIR)/vboot-rwa.fmd" if VBOOT + default "src/mainboard/$(CONFIG_MAINBOARD_DIR)/board.fmd" + config MAINBOARD_PART_NUMBER string default "ThinkPad T520" if BOARD_LENOVO_T520 diff --git a/src/mainboard/lenovo/t520/board.fmd b/src/mainboard/lenovo/t520/board.fmd new file mode 100644 index 0000000..04cf827 --- /dev/null +++ b/src/mainboard/lenovo/t520/board.fmd @@ -0,0 +1,16 @@ +FLASH@0xff800000 0x800000 { + SI_ALL@0x0 0x500000 { + SI_DESC@0x0 0x1000 + SI_GBE@0x1000 0x2000 + SI_ME@0x3000 0x4ed000 + } + SI_BIOS@0x500000 0x300000 { + RW_MRC_CACHE@0 0x10000 + SMMSTORE(PRESERVE)@0x10000 0x40000 + + WP_RO@0x50000 0x2a0000 { + FMAP@0x0 0x800 + COREBOOT(CBFS)@0x1000 0x29f000 + } + } +} diff --git a/src/mainboard/lenovo/t520/cmos.layout b/src/mainboard/lenovo/t520/cmos.layout index 1a7943e..ec6ce85 100644 --- a/src/mainboard/lenovo/t520/cmos.layout +++ b/src/mainboard/lenovo/t520/cmos.layout @@ -81,6 +81,9 @@ #437 3 r 0 unused 440 8 h 0 volume
+# VBOOT +448 128 r 0 vbnv + # SandyBridge MRC Scrambler Seed values 896 32 r 0 mrc_scrambler_seed 928 32 r 0 mrc_scrambler_seed_s3 diff --git a/src/mainboard/lenovo/t520/vboot-rwa.fmd b/src/mainboard/lenovo/t520/vboot-rwa.fmd new file mode 100644 index 0000000..8a4cd3b --- /dev/null +++ b/src/mainboard/lenovo/t520/vboot-rwa.fmd @@ -0,0 +1,29 @@ +FLASH@0xff800000 0x800000 { + SI_ALL@0x0 0x500000 { + SI_DESC@0x0 0x1000 + SI_GBE@0x1000 0x2000 + SI_ME@0x3000 0x4ed000 + } + SI_BIOS@0x500000 0x300000 { + RW_SECTION_A@0x00000 0x180000 { + VBLOCK_A@0x0 0x10000 + FW_MAIN_A(CBFS)@0x10000 0x16ffc0 + RW_FWID_A@0x17ffc0 0x40 + } + UNIFIED_MRC_CACHE@0x180000 0x20000 { + RECOVERY_MRC_CACHE@0x0 0x10000 + RW_MRC_CACHE@0x10000 0x10000 + } + RW_VPD(PRESERVE)@0x1a0000 0x1000 + SMMSTORE(PRESERVE)@0x1a1000 0x40000 + + WP_RO@0x1e1000 0x11f000 { + FMAP@0x0 0x800 + RO_FRID@0x800 0x40 + RO_PADDING@0x840 0x7c0 + RO_VPD(PRESERVE)@0x1000 0x1000 + GBB@0x2000 0x1e000 + COREBOOT(CBFS)@0x20000 0xff000 + } + } +}