diff options
Diffstat (limited to 'include/linux/apm-emulation.h')
| -rw-r--r-- | include/linux/apm-emulation.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/include/linux/apm-emulation.h b/include/linux/apm-emulation.h new file mode 100644 index 000000000000..e6d800358dd6 --- /dev/null +++ b/include/linux/apm-emulation.h | |||
| @@ -0,0 +1,62 @@ | |||
| 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 | #ifndef __LINUX_APM_EMULATION_H | ||
| 12 | #define __LINUX_APM_EMULATION_H | ||
| 13 | |||
| 14 | #include <linux/apm_bios.h> | ||
| 15 | |||
| 16 | /* | ||
| 17 | * This structure gets filled in by the machine specific 'get_power_status' | ||
| 18 | * implementation. Any fields which are not set default to a safe value. | ||
| 19 | */ | ||
| 20 | struct apm_power_info { | ||
| 21 | unsigned char ac_line_status; | ||
| 22 | #define APM_AC_OFFLINE 0 | ||
| 23 | #define APM_AC_ONLINE 1 | ||
| 24 | #define APM_AC_BACKUP 2 | ||
| 25 | #define APM_AC_UNKNOWN 0xff | ||
| 26 | |||
| 27 | unsigned char battery_status; | ||
| 28 | #define APM_BATTERY_STATUS_HIGH 0 | ||
| 29 | #define APM_BATTERY_STATUS_LOW 1 | ||
| 30 | #define APM_BATTERY_STATUS_CRITICAL 2 | ||
| 31 | #define APM_BATTERY_STATUS_CHARGING 3 | ||
| 32 | #define APM_BATTERY_STATUS_NOT_PRESENT 4 | ||
| 33 | #define APM_BATTERY_STATUS_UNKNOWN 0xff | ||
| 34 | |||
| 35 | unsigned char battery_flag; | ||
| 36 | #define APM_BATTERY_FLAG_HIGH (1 << 0) | ||
| 37 | #define APM_BATTERY_FLAG_LOW (1 << 1) | ||
| 38 | #define APM_BATTERY_FLAG_CRITICAL (1 << 2) | ||
| 39 | #define APM_BATTERY_FLAG_CHARGING (1 << 3) | ||
| 40 | #define APM_BATTERY_FLAG_NOT_PRESENT (1 << 7) | ||
| 41 | #define APM_BATTERY_FLAG_UNKNOWN 0xff | ||
| 42 | |||
| 43 | int battery_life; | ||
| 44 | int time; | ||
| 45 | int units; | ||
| 46 | #define APM_UNITS_MINS 0 | ||
| 47 | #define APM_UNITS_SECS 1 | ||
| 48 | #define APM_UNITS_UNKNOWN -1 | ||
| 49 | |||
| 50 | }; | ||
| 51 | |||
| 52 | /* | ||
| 53 | * This allows machines to provide their own "apm get power status" function. | ||
| 54 | */ | ||
| 55 | extern void (*apm_get_power_status)(struct apm_power_info *); | ||
| 56 | |||
| 57 | /* | ||
| 58 | * Queue an event (APM_SYS_SUSPEND or APM_CRITICAL_SUSPEND) | ||
| 59 | */ | ||
| 60 | void apm_queue_event(apm_event_t event); | ||
| 61 | |||
| 62 | #endif /* __LINUX_APM_EMULATION_H */ | ||
