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1da177e4 LT |
1 | /* -*- 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 ARM_ASM_SA1100_APM_H | |
14 | #define ARM_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 | */ | |
23 | struct 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 | */ | |
58 | extern void (*apm_get_power_status)(struct apm_power_info *); | |
59 | ||
60 | /* | |
61 | * Queue an event (APM_SYS_SUSPEND or APM_CRITICAL_SUSPEND) | |
62 | */ | |
63 | void apm_queue_event(apm_event_t event); | |
64 | ||
65 | #endif |