From 477dd18524fb802523d213de4131bb5e9d1eaf51 Mon Sep 17 00:00:00 2001 From: Daisuke Nojiri Date: Wed, 8 Oct 2014 11:32:23 -0700 Subject: [PATCH] vboot: add vbnv_flash as template this adds a flash vbnv driver for vboot to store non-volatile data in a flash storage. BUG=chrome-os-partner:32774 BRANCH=none TEST=Built samus, veyron pinky, and cosmos Signed-off-by: Daisuke Nojiri Original-Change-Id: If5fc1b779722528134ad283fa030f150b3bab55f Original-Reviewed-on: https://chromium-review.googlesource.com/222258 Original-Reviewed-by: Daisuke Nojiri Original-Commit-Queue: Daisuke Nojiri Original-Tested-by: Daisuke Nojiri (cherry picked from commit 1916da67123680d379d8926380d797cf466b7994) Change-Id: If5ff3542cc14139ec0b02cf5661c42a1b02da23e Signed-off-by: Aaron Durbin Reviewed-on: http://review.coreboot.org/8886 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer --- src/vendorcode/google/chromeos/Kconfig | 5 ++++ src/vendorcode/google/chromeos/Makefile.inc | 5 +++- src/vendorcode/google/chromeos/vbnv_flash.c | 28 +++++++++++++++++++++ 3 files changed, 37 insertions(+), 1 deletion(-) create mode 100644 src/vendorcode/google/chromeos/vbnv_flash.c diff --git a/src/vendorcode/google/chromeos/Kconfig b/src/vendorcode/google/chromeos/Kconfig index 3ee92435bd..668cbd0c14 100644 --- a/src/vendorcode/google/chromeos/Kconfig +++ b/src/vendorcode/google/chromeos/Kconfig @@ -62,6 +62,11 @@ config CHROMEOS_VBNV_EC help VBNV is stored in EC +config CHROMEOS_VBNV_FLASH + def_bool n + help + VBNV is stored in flash storage + config CHROMEOS_RAMOOPS bool "Reserve space for Chrome OS ramoops" default y diff --git a/src/vendorcode/google/chromeos/Makefile.inc b/src/vendorcode/google/chromeos/Makefile.inc index 7e98860ea1..b263c9a039 100644 --- a/src/vendorcode/google/chromeos/Makefile.inc +++ b/src/vendorcode/google/chromeos/Makefile.inc @@ -109,7 +109,10 @@ else verstage-y += verstub.c endif verstage-y += verstage.c fmap.c chromeos.c -verstage-y += antirollback.c vbnv_ec.c +verstage-y += antirollback.c +verstage-$(CONFIG_CHROMEOS_VBNV_CMOS) += vbnv_cmos.c +verstage-$(CONFIG_CHROMEOS_VBNV_EC) += vbnv_ec.c +verstage-$(CONFIG_CHROMEOS_VBNV_FLASH) += vbnv_flash.c romstage-y += vboot_handoff.c VB_FIRMWARE_ARCH := $(ARCHDIR-$(ARCH-VERSTAGE-y)) diff --git a/src/vendorcode/google/chromeos/vbnv_flash.c b/src/vendorcode/google/chromeos/vbnv_flash.c new file mode 100644 index 0000000000..1271777bb8 --- /dev/null +++ b/src/vendorcode/google/chromeos/vbnv_flash.c @@ -0,0 +1,28 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 The ChromiumOS Authors. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "chromeos.h" + +void read_vbnv(uint8_t *vbnv_copy) +{ +} + +void save_vbnv(const uint8_t *vbnv_copy) +{ +}