From 1b25f1b47c57e32f2a27480e12daa61331e456a3 Mon Sep 17 00:00:00 2001 From: Matt DeVillier Date: Fri, 14 Sep 2018 21:39:00 -0500 Subject: google/buddy: Add board as variant of google/auron Add google/buddy (Acer Chromeboase 24) as a variant of google/auron, with the following changes: - add buddy-specific variant code - add handling to auron for buddy's lan init, which no other variants have - add handling to auron's mainboard ACPI due buddy having different PCIe port assigments than all other variants Ported from Chromium branch firmware-buddy-6301.202.B, commit ebb82ce [Buddy: Lock management engine + SPI descriptor] Test: build/boot Linux on google/buddy using SeaBIOS and Tianocore payloads Change-Id: Ib76eef47677b72ddaef81a2decef189a5f20c20a Signed-off-by: Matt DeVillier Reviewed-on: https://review.coreboot.org/28613 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth --- .../google/auron/variants/buddy/spd/Makefile.inc | 16 +++++++++++ .../google/auron/variants/buddy/spd/spd.c | 32 ++++++++++++++++++++++ 2 files changed, 48 insertions(+) create mode 100644 src/mainboard/google/auron/variants/buddy/spd/Makefile.inc create mode 100644 src/mainboard/google/auron/variants/buddy/spd/spd.c (limited to 'src/mainboard/google/auron/variants/buddy/spd') diff --git a/src/mainboard/google/auron/variants/buddy/spd/Makefile.inc b/src/mainboard/google/auron/variants/buddy/spd/Makefile.inc new file mode 100644 index 0000000000..275d9836dd --- /dev/null +++ b/src/mainboard/google/auron/variants/buddy/spd/Makefile.inc @@ -0,0 +1,16 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2014 Google Inc. +## +## 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. +## + +romstage-y += spd.c diff --git a/src/mainboard/google/auron/variants/buddy/spd/spd.c b/src/mainboard/google/auron/variants/buddy/spd/spd.c new file mode 100644 index 0000000000..93e9fb2551 --- /dev/null +++ b/src/mainboard/google/auron/variants/buddy/spd/spd.c @@ -0,0 +1,32 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Google Inc. + * + * 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. + */ + +#include +#include + +/* Copy SPD data for on-board memory */ +void mainboard_fill_spd_data(struct pei_data *pei_data) +{ + pei_data->spd_addresses[0] = 0xa0; + pei_data->spd_addresses[1] = 0x00; + pei_data->spd_addresses[2] = 0xa4; + pei_data->spd_addresses[3] = 0x00; + pei_data->dimm_channel0_disabled = 2; + pei_data->dimm_channel1_disabled = 2; + /* Enable 2x refresh mode */ + pei_data->ddr_refresh_2x = 1; + pei_data->dq_pins_interleaved = 1; +} -- cgit v1.2.3