관리-도구

편집 파일: apm-emulation.h

/* SPDX-License-Identifier: GPL-2.0-only */ /* -*- linux-c -*- * * (C) 2003 zecke@handhelds.org * * based on arch/arm/kernel/apm.c * factor out the information needed by architectures to provide * apm status */ #ifndef __LINUX_APM_EMULATION_H #define __LINUX_APM_EMULATION_H #include <linux/apm_bios.h> /* * This structure gets filled in by the machine specific 'get_power_status' * implementation. Any fields which are not set default to a safe value. */ struct apm_power_info { unsigned char ac_line_status; #define APM_AC_OFFLINE 0 #define APM_AC_ONLINE 1 #define APM_AC_BACKUP 2 #define APM_AC_UNKNOWN 0xff unsigned char battery_status; #define APM_BATTERY_STATUS_HIGH 0 #define APM_BATTERY_STATUS_LOW 1 #define APM_BATTERY_STATUS_CRITICAL 2 #define APM_BATTERY_STATUS_CHARGING 3 #define APM_BATTERY_STATUS_NOT_PRESENT 4 #define APM_BATTERY_STATUS_UNKNOWN 0xff unsigned char battery_flag; #define APM_BATTERY_FLAG_HIGH (1 << 0) #define APM_BATTERY_FLAG_LOW (1 << 1) #define APM_BATTERY_FLAG_CRITICAL (1 << 2) #define APM_BATTERY_FLAG_CHARGING (1 << 3) #define APM_BATTERY_FLAG_NOT_PRESENT (1 << 7) #define APM_BATTERY_FLAG_UNKNOWN 0xff int battery_life; int time; int units; #define APM_UNITS_MINS 0 #define APM_UNITS_SECS 1 #define APM_UNITS_UNKNOWN -1 }; /* * This allows machines to provide their own "apm get power status" function. */ extern void (*apm_get_power_status)(struct apm_power_info *); /* * Queue an event (APM_SYS_SUSPEND or APM_CRITICAL_SUSPEND) */ void apm_queue_event(apm_event_t event); #endif /* __LINUX_APM_EMULATION_H */