From 3e2e0508c2f41242355dfbfe42b9e34adcb1a92a Mon Sep 17 00:00:00 2001 From: Andrey Petrov Date: Mon, 5 Jun 2017 13:22:24 -0700 Subject: soc/intel/cannonlake: Add early CPU initialization Add basic CPU initialization for bootblock, as well as relevant headers. Change-Id: I318b7ea0f3aa5b5d28bf70784ccd20f2fe28cd86 Signed-off-by: Andrey Petrov Reviewed-on: https://review.coreboot.org/20066 Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin --- src/soc/intel/cannonlake/bootblock/cpu.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 src/soc/intel/cannonlake/bootblock/cpu.c (limited to 'src/soc/intel/cannonlake/bootblock') diff --git a/src/soc/intel/cannonlake/bootblock/cpu.c b/src/soc/intel/cannonlake/bootblock/cpu.c new file mode 100644 index 0000000000..5b336da497 --- /dev/null +++ b/src/soc/intel/cannonlake/bootblock/cpu.c @@ -0,0 +1,28 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2014 Google Inc. + * Copyright (C) 2017 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. + */ + +#include +#include +#include + +void bootblock_cpu_init(void) +{ + /* Temporarily cache the memory-mapped boot media. */ + if (IS_ENABLED(CONFIG_BOOT_DEVICE_MEMORY_MAPPED) && + IS_ENABLED(CONFIG_BOOT_DEVICE_SPI_FLASH)) + fast_spi_cache_bios_region(); +} + -- cgit v1.2.3