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authorAndrey Petrov <andrey.petrov@intel.com>2017-06-05 13:22:24 -0700
committerAaron Durbin <adurbin@chromium.org>2017-07-13 19:28:27 +0000
commit3e2e0508c2f41242355dfbfe42b9e34adcb1a92a (patch)
tree2b271acdb1a7f9afe3ff4a49cdd226c29914a320 /src/soc/intel/cannonlake/bootblock
parent5b8987ae46512b5550d15fafd54b270ec913422d (diff)
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 <andrey.petrov@intel.com> Reviewed-on: https://review.coreboot.org/20066 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/soc/intel/cannonlake/bootblock')
-rw-r--r--src/soc/intel/cannonlake/bootblock/cpu.c28
1 files changed, 28 insertions, 0 deletions
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 <intelblocks/cpulib.h>
+#include <intelblocks/fast_spi.h>
+#include <soc/bootblock.h>
+
+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();
+}
+