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| author | Simon Glass <sjg@chromium.org> | 2014-11-14 18:18:33 -0700 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2014-11-25 06:34:00 -0700 |
| commit | 3e0332c0b90323ca3c0584e9ae5592b04b121bae (patch) | |
| tree | 586ca4563946b2f1f83d6d451f33966e505f7030 /arch/x86/include | |
| parent | 4e7a6acac7a46cc5ab0ea7986cc9e74351eed165 (diff) | |
| download | u-boot-imx-3e0332c0b90323ca3c0584e9ae5592b04b121bae.zip u-boot-imx-3e0332c0b90323ca3c0584e9ae5592b04b121bae.tar.gz u-boot-imx-3e0332c0b90323ca3c0584e9ae5592b04b121bae.tar.bz2 | |
x86: Add a simple header file for ACPI
We don't use many features yet, so this only has a few declarations.
It will be expanded as needed.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/x86/include')
| -rw-r--r-- | arch/x86/include/asm/acpi.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/x86/include/asm/acpi.h b/arch/x86/include/asm/acpi.h new file mode 100644 index 0000000..4872b92 --- /dev/null +++ b/arch/x86/include/asm/acpi.h @@ -0,0 +1,24 @@ +/* + * From coreboot + * + * Copyright (C) 2004 SUSE LINUX AG + * Copyright (C) 2004 Nick Barker + * Copyright (C) 2008-2009 coresystems GmbH + * (Written by Stefan Reinauer <stepan@coresystems.de>) + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#ifndef __ASM_ACPI_H +#define __ASM_ACPI_H + +#define RSDP_SIG "RSD PTR " /* RSDT pointer signature */ +#define ACPI_TABLE_CREATOR "U-BootAC" /* Must be exactly 8 bytes long! */ +#define OEM_ID "U-Boot" /* Must be exactly 6 bytes long! */ +#define ASLC "U-Bo" /* Must be exactly 4 bytes long! */ + +/* 0 = S0, 1 = S1 ...*/ +int acpi_get_slp_type(void); +void apci_set_slp_type(int type); + +#endif |