u-boot/arch/x86/include/asm/intel_gnvs.h
Simon Glass 167c3f6e93 x86: Add a common global NVS structure
Add the definition of this structure common to Intel devices. It includes
some optional Chrome OS pieces which are used when vboot is integrated.

Drop the APL version as it is basically the same.

Signed-off-by: Simon Glass <sjg@chromium.org>
2020-09-25 11:27:12 +08:00

43 lines
1.4 KiB
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2019 Intel Corporation.
*
* Taken from coreboot intelblocks/nvs.h
* Copyright 2019 Google LLC
*/
#ifndef _INTEL_GNVS_H_
#define _INTEL_GNVS_H_
struct __packed acpi_global_nvs {
/* Miscellaneous */
u8 pcnt; /* 0x00 - Processor Count */
u8 ppcm; /* 0x01 - Max PPC State */
u8 lids; /* 0x02 - LID State */
u8 pwrs; /* 0x03 - AC Power State */
u8 dpte; /* 0x04 - Enable DPTF */
u32 cbmc; /* 0x05 - 0x08 - coreboot Memory Console */
u64 pm1i; /* 0x09 - 0x10 - System Wake Source - PM1 Index */
u64 gpei; /* 0x11 - 0x18 - GPE Wake Source */
u64 nhla; /* 0x19 - 0x20 - NHLT Address */
u32 nhll; /* 0x21 - 0x24 - NHLT Length */
u32 prt0; /* 0x25 - 0x28 - PERST_0 Address */
u8 scdp; /* 0x29 - SD_CD GPIO portid */
u8 scdo; /* 0x2a - GPIO pad offset relative to the community */
u8 uior; /* 0x2b - UART debug controller init on S3 resume */
u8 ecps; /* 0x2c - SGX Enabled status */
u64 emna; /* 0x2d - 0x34 EPC base address */
u64 elng; /* 0x35 - 0x3C EPC Length */
u8 unused1[0x100 - 0x3d]; /* Pad out to 256 bytes */
#ifdef CONFIG_CHROMEOS
/* ChromeOS-specific (0x100 - 0xfff) */
struct chromeos_acpi chromeos;
#else
u8 unused2[0x1000 - 0x100]; /* Pad out to 4096 bytes */
#endif
};
#ifdef CONFIG_CHROMEOS
check_member(acpi_global_nvs, chromeos, GNVS_CHROMEOS_ACPI_OFFSET);
#endif
#endif /* _INTEL_GNVS_H_ */