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62 lines
1.5 KiB
62 lines
1.5 KiB
/* -*- linux-c -*- |
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* |
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* (C) 2003 zecke@handhelds.org |
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* |
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* GPL version 2 |
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* |
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* based on arch/arm/kernel/apm.c |
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* factor out the information needed by architectures to provide |
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* apm status |
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*/ |
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#ifndef __LINUX_APM_EMULATION_H |
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#define __LINUX_APM_EMULATION_H |
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#include <linux/apm_bios.h> |
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/* |
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* This structure gets filled in by the machine specific 'get_power_status' |
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* implementation. Any fields which are not set default to a safe value. |
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*/ |
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struct apm_power_info { |
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unsigned char ac_line_status; |
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#define APM_AC_OFFLINE 0 |
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#define APM_AC_ONLINE 1 |
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#define APM_AC_BACKUP 2 |
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#define APM_AC_UNKNOWN 0xff |
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unsigned char battery_status; |
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#define APM_BATTERY_STATUS_HIGH 0 |
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#define APM_BATTERY_STATUS_LOW 1 |
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#define APM_BATTERY_STATUS_CRITICAL 2 |
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#define APM_BATTERY_STATUS_CHARGING 3 |
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#define APM_BATTERY_STATUS_NOT_PRESENT 4 |
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#define APM_BATTERY_STATUS_UNKNOWN 0xff |
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unsigned char battery_flag; |
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#define APM_BATTERY_FLAG_HIGH (1 << 0) |
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#define APM_BATTERY_FLAG_LOW (1 << 1) |
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#define APM_BATTERY_FLAG_CRITICAL (1 << 2) |
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#define APM_BATTERY_FLAG_CHARGING (1 << 3) |
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#define APM_BATTERY_FLAG_NOT_PRESENT (1 << 7) |
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#define APM_BATTERY_FLAG_UNKNOWN 0xff |
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int battery_life; |
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int time; |
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int units; |
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#define APM_UNITS_MINS 0 |
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#define APM_UNITS_SECS 1 |
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#define APM_UNITS_UNKNOWN -1 |
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}; |
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/* |
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* This allows machines to provide their own "apm get power status" function. |
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*/ |
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extern void (*apm_get_power_status)(struct apm_power_info *); |
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/* |
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* Queue an event (APM_SYS_SUSPEND or APM_CRITICAL_SUSPEND) |
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*/ |
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void apm_queue_event(apm_event_t event); |
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#endif /* __LINUX_APM_EMULATION_H */
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