Subversion Repositories test_project

/* -*- 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 */