1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Author: Jianmin Lv <lvjianmin@loongson.cn>
4 * Huacai Chen <chenhuacai@loongson.cn>
5 * Copyright (C) 2020-2022 Loongson Technology Corporation Limited
8 #ifndef _ASM_LOONGARCH_ACPI_H
9 #define _ASM_LOONGARCH_ACPI_H
11 #include <asm/suspend.h>
14 extern int acpi_strict;
15 extern int acpi_disabled;
16 extern int acpi_pci_disabled;
17 extern int acpi_noirq;
18 extern int pptt_enabled;
20 #define acpi_os_ioremap acpi_os_ioremap
21 void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size);
23 static inline void disable_acpi(void)
26 acpi_pci_disabled = 1;
30 static inline bool acpi_has_cpu_in_madt(void)
35 extern struct list_head acpi_wakeup_device_list;
36 extern struct acpi_madt_core_pic acpi_core_pic[NR_CPUS];
38 extern int __init parse_acpi_topology(void);
40 static inline u32 get_acpi_id_for_cpu(unsigned int cpu)
42 return acpi_core_pic[cpu_logical_map(cpu)].processor_id;
45 #endif /* !CONFIG_ACPI */
47 #define ACPI_TABLE_UPGRADE_MAX_PHYS ARCH_LOW_ADDRESS_LIMIT
49 extern int loongarch_acpi_suspend(void);
50 extern int (*acpi_suspend_lowlevel)(void);
52 static inline unsigned long acpi_get_wakeup_address(void)
55 return (unsigned long)loongarch_wakeup_start;
60 #endif /* _ASM_LOONGARCH_ACPI_H */