mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-22 20:23:57 +08:00
63 lines
1.5 KiB
C
63 lines
1.5 KiB
C
|
/* -*- linux-c -*-
|
||
|
|
*
|
||
|
|
* (C) 2003 zecke@handhelds.org
|
||
|
|
*
|
||
|
|
* GPL version 2
|
||
|
|
*
|
||
|
|
* 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 */
|