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/*
* Copyright (C) 2013-2014, Linaro Ltd.
* Author: Al Stone <al.stone@linaro.org>
* Author: Graeme Gregory <graeme.gregory@linaro.org>
* Author: Hanjun Guo <hanjun.guo@linaro.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation;
*/
#ifndef _ASM_ACPI_H
#define _ASM_ACPI_H
/* Basic configuration for ACPI */
#ifdef CONFIG_ACPI
#define acpi_strict 1 /* No out-of-spec workarounds on ARM64 */
extern int acpi_disabled;
extern int acpi_noirq;
extern int acpi_pci_disabled;
static inline void disable_acpi(void)
{
acpi_disabled = 1;
acpi_pci_disabled = 1;
acpi_noirq = 1;
}
/*
* It's used from ACPI core in kdump to boot UP system with SMP kernel,
* with this check the ACPI core will not override the CPU index
* obtained from GICC with 0 and not print some error message as well.
* Since MADT must provide at least one GICC structure for GIC
* initialization, CPU will be always available in MADT on ARM64.
*/
static inline bool acpi_has_cpu_in_madt(void)
{
return true;
}
static inline void arch_fix_phys_package_id(int num, u32 slot) { }
#endif /* CONFIG_ACPI */
#endif /*_ASM_ACPI_H*/
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