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Rodolfo Giometti952fa952006-06-05 17:43:10 +02001/* -*- linux-c -*-
2 *
3 * (C) 2003 zecke@handhelds.org
4 *
5 * GPL version 2
6 *
7 * based on arch/arm/kernel/apm.c
8 * factor out the information needed by architectures to provide
9 * apm status
10 *
11 *
12 */
13#ifndef MIPS_ASM_SA1100_APM_H
14#define MIPS_ASM_SA1100_APM_H
15
16#include <linux/config.h>
17#include <linux/apm_bios.h>
18
19/*
20 * This structure gets filled in by the machine specific 'get_power_status'
21 * implementation. Any fields which are not set default to a safe value.
22 */
23struct apm_power_info {
24 unsigned char ac_line_status;
25#define APM_AC_OFFLINE 0
26#define APM_AC_ONLINE 1
27#define APM_AC_BACKUP 2
28#define APM_AC_UNKNOWN 0xff
29
30 unsigned char battery_status;
31#define APM_BATTERY_STATUS_HIGH 0
32#define APM_BATTERY_STATUS_LOW 1
33#define APM_BATTERY_STATUS_CRITICAL 2
34#define APM_BATTERY_STATUS_CHARGING 3
35#define APM_BATTERY_STATUS_NOT_PRESENT 4
36#define APM_BATTERY_STATUS_UNKNOWN 0xff
37
38 unsigned char battery_flag;
39#define APM_BATTERY_FLAG_HIGH (1 << 0)
40#define APM_BATTERY_FLAG_LOW (1 << 1)
41#define APM_BATTERY_FLAG_CRITICAL (1 << 2)
42#define APM_BATTERY_FLAG_CHARGING (1 << 3)
43#define APM_BATTERY_FLAG_NOT_PRESENT (1 << 7)
44#define APM_BATTERY_FLAG_UNKNOWN 0xff
45
46 int battery_life;
47 int time;
48 int units;
49#define APM_UNITS_MINS 0
50#define APM_UNITS_SECS 1
51#define APM_UNITS_UNKNOWN -1
52
53};
54
55/*
56 * This allows machines to provide their own "apm get power status" function.
57 */
58extern void (*apm_get_power_status)(struct apm_power_info *);
59
60/*
61 * Queue an event (APM_SYS_SUSPEND or APM_CRITICAL_SUSPEND)
62 */
63void apm_queue_event(apm_event_t event);
64
65#endif