From 1a50d08fc7671cea527299df5b80c0bbfa450f91 Mon Sep 17 00:00:00 2001 From: Duncan Laurie Date: Fri, 4 Sep 2015 10:12:59 -0700 Subject: [PATCH] glados: Add Board ID support Add support for reading board id and populating it in the coreboot tables so it is exposed to payloads. BUG=chrome-os-partner:40635 BRANCH=none TEST=boot on glados and look for reported board ID Change-Id: Iba93a913b67e3b3230aded289c2e25585dec1195 Signed-off-by: Patrick Georgi Original-Commit-Id: 472cb7bc84136a1a8b284d661868e64eca4ec004 Original-Change-Id: I478dc0b2f96310b7adbd84701e70598a57306628 Original-Signed-off-by: Duncan Laurie Original-Reviewed-on: https://chromium-review.googlesource.com/297746 Original-Reviewed-by: Aaron Durbin Reviewed-on: http://review.coreboot.org/11570 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin --- src/mainboard/google/glados/Kconfig | 1 + src/mainboard/google/glados/Makefile.inc | 2 ++ src/mainboard/google/glados/boardid.c | 32 ++++++++++++++++++++++++ 3 files changed, 35 insertions(+) create mode 100644 src/mainboard/google/glados/boardid.c diff --git a/src/mainboard/google/glados/Kconfig b/src/mainboard/google/glados/Kconfig index 587002f1c3..26fd08be14 100644 --- a/src/mainboard/google/glados/Kconfig +++ b/src/mainboard/google/glados/Kconfig @@ -2,6 +2,7 @@ if BOARD_GOOGLE_GLADOS config BOARD_SPECIFIC_OPTIONS # dummy def_bool y + select BOARD_ID_AUTO select BOARD_ROMSIZE_KB_16384 select CACHE_ROM select EC_GOOGLE_CHROMEEC diff --git a/src/mainboard/google/glados/Makefile.inc b/src/mainboard/google/glados/Makefile.inc index 93fc3d6430..39129e86e5 100644 --- a/src/mainboard/google/glados/Makefile.inc +++ b/src/mainboard/google/glados/Makefile.inc @@ -19,6 +19,7 @@ subdirs-y += spd +romstage-y += boardid.c romstage-y += pei_data.c romstage-$(CONFIG_CHROMEOS) += chromeos.c @@ -26,6 +27,7 @@ ramstage-$(CONFIG_CHROMEOS) += chromeos.c ramstage-$(CONFIG_EC_GOOGLE_CHROMEEC) += ec.c +ramstage-y += boardid.c ramstage-y += mainboard.c ramstage-y += pei_data.c ramstage-y += ramstage.c diff --git a/src/mainboard/google/glados/boardid.c b/src/mainboard/google/glados/boardid.c new file mode 100644 index 0000000000..59c6fff3b6 --- /dev/null +++ b/src/mainboard/google/glados/boardid.c @@ -0,0 +1,32 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2015 Google Inc. + * Copyright (C) 2015 Intel Corporation + * + * 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. + */ + +#include +#include + +uint8_t board_id(void) +{ + MAYBE_STATIC int id = -1; + + if (id < 0) + id = google_chromeec_get_board_version(); + + return id; +}