diff options
author | Lance Zhao <lijian.zhao@intel.com> | 2016-04-19 18:04:21 -0700 |
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committer | Aaron Durbin <adurbin@chromium.org> | 2016-04-28 05:47:30 +0200 |
commit | 1bd0c0c4971ce50426cbe18e93e2ec9dca320af1 (patch) | |
tree | ede27d29edc980ed7cd8ca393f8716b50dc52ee4 /src/soc/intel/apollolake/acpi | |
parent | 164e8f1d9b9a36ccca2feefa0e2172ac0c3254c3 (diff) | |
download | coreboot-1bd0c0c4971ce50426cbe18e93e2ec9dca320af1.tar.xz |
soc/intel/apollolake: Add handling of GNVS ACPI entry for CHROMEOS builds
Add chromeos required GNVS feature. The GNVS table stays in both CBMEM
and ACPI DSDT tables.
Change-Id: I4db0eb18d2de62917a94704318a7896c04e4777f
Signed-off-by: Andrey Petrov <andrey.petrov@intel.com>
Reviewed-on: https://review.coreboot.org/14471
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/soc/intel/apollolake/acpi')
-rw-r--r-- | src/soc/intel/apollolake/acpi/globalnvs.asl | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/soc/intel/apollolake/acpi/globalnvs.asl b/src/soc/intel/apollolake/acpi/globalnvs.asl new file mode 100644 index 0000000000..2ef5031ebf --- /dev/null +++ b/src/soc/intel/apollolake/acpi/globalnvs.asl @@ -0,0 +1,35 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2016 Intel Corp. + * (Written by Alexandru Gagniuc <alexandrux.gagniuc@intel.com> for Intel Corp.) + * + * 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; either version 2 of the License, or + * (at your option) any later version. + * + * 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. + */ + +/* + * NOTE: The layout of the GNVS structure below must match the layout in + * soc/intel/apollolake/include/soc/nvs.h !!! + * + */ + +External (NVSA) + +OperationRegion (GNVS, SystemMemory, NVSA, 0x1000) +Field (GNVS, ByteAcc, NoLock, Preserve) +{ + /* Nothing here yet, folks */ + Offset (0x00), + + /* ChromeOS stuff (0x100 -> 0xfff, size 0xeff) */ + Offset (0x100), + #include <vendorcode/google/chromeos/acpi/gnvs.asl> +} |