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Add support for system power profiles; select "performance" when AC power

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is available and "economy" when it is not.
This commit is contained in:
Mike Smith 2001-07-07 01:46:40 +00:00
parent b9f0d8be36
commit 59c82e8fd0
2 changed files with 18 additions and 2 deletions
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3
sys/dev/acpica/acpi_acad.c
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@ -78,6 +78,9 @@ acpi_acad_get_status(void *context)
if (bootverbose) {
device_printf(dev,"%s\n",(sc->status) ? "On Line" : "Off Line");
}
/* set system power profile based on AC adapter status */
powerprofile_set_state(sc->status ? POWERPROFILE_PERFORMANCE : POWERPROFILE_ECONOMY);
}
static void

17
sys/dev/acpica/acpivar.h
View File

@ -267,11 +267,24 @@ extern int acpi_avoid(ACPI_HANDLE handle);
extern int acpi_disabled(char *subsys);
/*
* Battery Abstruction and Generalized Power Management interface.
* Battery Abstruction.
*/
struct acpi_battinfo;
extern int acpi_battery_register(int, int);
extern int acpi_acad_get_acline(void);
extern int acpi_cmbat_get_battinfo(int, struct acpi_battinfo *);
/*
* System power API.
*
* XXX should this be further generalised?
*
*/
#define POWERPROFILE_PERFORMANCE 0
#define POWERPROFILE_ECONOMY 1
extern int powerprofile_get_state(void);
extern void powerprofile_set_state(int state);
typedef void (*powerprofile_change_hook)(void *);
EVENTHANDLER_DECLARE(powerprofile_change, powerprofile_change_hook);