diff options
author | Subrata Banik <subrata.banik@intel.com> | 2020-08-04 13:34:03 +0530 |
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committer | Subrata Banik <subrata.banik@intel.com> | 2020-09-05 09:09:05 +0000 |
commit | b3ced6a67b6f950d06bebf413d98218969b75b57 (patch) | |
tree | 4d6cd06209480f1d9b400046f7077ff9def420fb /src/soc/intel/alderlake/bootblock/cpu.c | |
parent | 1f5a34454d1ae9238585227421753c86921dbab7 (diff) |
soc/intel/alderlake/bootblock: Do initial SoC commit till bootblock
List of changes:
1. Add required SoC programming till bootblock
2. Include only required headers into include/soc
3. Add CPU/PCH/SA EDS document number and chapter number
4. Include ADL-P related DID, BDF
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Change-Id: I204e692fabb84fce297bebee465f4ca624c6fe56
Reviewed-on: https://review.coreboot.org/c/coreboot/+/44857
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/soc/intel/alderlake/bootblock/cpu.c')
-rw-r--r-- | src/soc/intel/alderlake/bootblock/cpu.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/soc/intel/alderlake/bootblock/cpu.c b/src/soc/intel/alderlake/bootblock/cpu.c new file mode 100644 index 0000000000..4225358de5 --- /dev/null +++ b/src/soc/intel/alderlake/bootblock/cpu.c @@ -0,0 +1,20 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +/* + * This file is created based on Intel Alder Lake Processor PCH Datasheet + * Document number: 621483 + * Chapter number: 7 + */ + +#include <intelblocks/fast_spi.h> +#include <soc/bootblock.h> + +void bootblock_cpu_init(void) +{ + /* + * Alderlake platform doesn't support booting from any other media + * than SPI flash and on IA platform SPI is memory mapped hence + * enabling temporary caching of memory-mapped spi boot media. + */ + fast_spi_cache_bios_region(); +} |