mirror of
https://source.denx.de/u-boot/u-boot.git
synced 2025-10-26 22:11:49 +01:00
a0609a8d19
acpi_find_fadt(), acpi_find_wakeup_vector() and enter_acpi_mode() are something unrelated to ACPI tables generation. Move these to a separate library. This also fixes several style issues reported by checkpatch in the original codes. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org> Tested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
42 lines
1.0 KiB
C
42 lines
1.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
/*
|
|
* Copyright (C) 2018, Bin Meng <bmeng.cn@gmail.com>
|
|
*/
|
|
|
|
#ifndef __ASM_ACPI_H__
|
|
#define __ASM_ACPI_H__
|
|
|
|
struct acpi_fadt;
|
|
|
|
/**
|
|
* acpi_find_fadt() - find ACPI FADT table in the system memory
|
|
*
|
|
* This routine parses the ACPI table to locate the ACPI FADT table.
|
|
*
|
|
* @return: a pointer to the ACPI FADT table in the system memory
|
|
*/
|
|
struct acpi_fadt *acpi_find_fadt(void);
|
|
|
|
/**
|
|
* acpi_find_wakeup_vector() - find OS installed wake up vector address
|
|
*
|
|
* This routine parses the ACPI table to locate the wake up vector installed
|
|
* by the OS previously.
|
|
*
|
|
* @fadt: a pointer to the ACPI FADT table in the system memory
|
|
* @return: wake up vector address installed by the OS
|
|
*/
|
|
void *acpi_find_wakeup_vector(struct acpi_fadt *fadt);
|
|
|
|
/**
|
|
* enter_acpi_mode() - enter into ACPI mode
|
|
*
|
|
* This programs the ACPI-defined PM1_CNT register to enable SCI interrupt
|
|
* so that the whole system swiches to ACPI mode.
|
|
*
|
|
* @pm1_cnt: PM1_CNT register I/O address
|
|
*/
|
|
void enter_acpi_mode(int pm1_cnt);
|
|
|
|
#endif /* __ASM_ACPI_H__ */
|