/*- * Copyright (c) 1999 Takanori Watanabe * Copyright (c) 1999 Mitsuru IWASAKI * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD$ */ #ifndef _ACPIIO_H_ #define _ACPIIO_H_ /* * Core ACPI subsystem ioctls */ #define ACPIIO_SETSLPSTATE _IOW('P', 3, int) /* DEPRECATED */ /* Request S1-5 sleep state. User is notified and then sleep proceeds. */ #define ACPIIO_REQSLPSTATE _IOW('P', 4, int) /* Allow suspend to continue (0) or abort it (errno). */ #define ACPIIO_ACKSLPSTATE _IOW('P', 5, int) struct acpi_battinfo { int cap; /* percent */ int min; /* remaining time (in minutes) */ int state; /* battery state */ int rate; /* emptying rate */ }; /* * Battery Information object. Note that this object is deprecated in * ACPI 4.0 */ #define ACPI_CMBAT_MAXSTRLEN 32 struct acpi_bif { uint32_t units; /* Power Unit (mW or mA). */ #define ACPI_BIF_UNITS_MW 0 /* Capacity in mWh, rate in mW. */ #define ACPI_BIF_UNITS_MA 1 /* Capacity in mAh, rate in mA. */ uint32_t dcap; /* Design Capacity */ uint32_t lfcap; /* Last Full capacity */ uint32_t btech; /* Battery Technology */ uint32_t dvol; /* Design voltage (mV) */ uint32_t wcap; /* WARN capacity */ uint32_t lcap; /* Low capacity */ uint32_t gra1; /* Granularity 1 (Warn to Low) */ uint32_t gra2; /* Granularity 2 (Full to Warn) */ char model[ACPI_CMBAT_MAXSTRLEN]; /* model identifier */ char serial[ACPI_CMBAT_MAXSTRLEN]; /* Serial number */ char type[ACPI_CMBAT_MAXSTRLEN]; /* Type */ char oeminfo[ACPI_CMBAT_MAXSTRLEN]; /* OEM information */ }; /* * Members in acpi_bix are reordered so that the first part is compatible * with acpi_bif. */ struct acpi_bix { /* _BIF-compatible */ uint32_t units; /* Power Unit (mW or mA). */ #define ACPI_BIX_UNITS_MW 0 /* Capacity in mWh, rate in mW. */ #define ACPI_BIX_UNITS_MA 1 /* Capacity in mAh, rate in mA. */ uint32_t dcap; /* Design Capacity */ uint32_t lfcap; /* Last Full capacity */ uint32_t btech; /* Battery Technology */ uint32_t dvol; /* Design voltage (mV) */ uint32_t wcap; /* WARN capacity */ uint32_t lcap; /* Low capacity */ uint32_t gra1; /* Granularity 1 (Warn to Low) */ uint32_t gra2; /* Granularity 2 (Full to Warn) */ char model[ACPI_CMBAT_MAXSTRLEN]; /* model identifier */ char serial[ACPI_CMBAT_MAXSTRLEN]; /* Serial number */ char type[ACPI_CMBAT_MAXSTRLEN]; /* Type */ char oeminfo[ACPI_CMBAT_MAXSTRLEN]; /* OEM information */ /* ACPI 4.0 or later */ uint16_t rev; /* Revision */ #define ACPI_BIX_REV_0 0 /* ACPI 4.0 _BIX */ #define ACPI_BIX_REV_1 1 /* ACPI 6.0 _BIX */ #define ACPI_BIX_REV_BIF 0xffff /* _BIF */ #define ACPI_BIX_REV_MIN_CHECK(x, min) \ (((min) == ACPI_BIX_REV_BIF) ? ((x) == ACPI_BIX_REV_BIF) : \ (((x) == ACPI_BIX_REV_BIF) ? 0 : ((x) >= (min)))) uint32_t cycles; /* Cycle Count */ uint32_t accuracy; /* Measurement Accuracy */ uint32_t stmax; /* Max Sampling Time */ uint32_t stmin; /* Min Sampling Time */ uint32_t aimax; /* Max Average Interval */ uint32_t aimin; /* Min Average Interval */ /* ACPI 6.0 or later */ uint32_t scap; /* Battery Swapping Capability */ #define ACPI_BIX_SCAP_NO 0x00000000 #define ACPI_BIX_SCAP_COLD 0x00000001 #define ACPI_BIX_SCAP_HOT 0x00000010 uint8_t bix_reserved[58]; /* padding */ }; #if 0 /* acpi_bix in the original order just for reference */ struct acpi_bix { uint16_t rev; /* Revision */ uint32_t units; /* Power Unit (mW or mA). */ uint32_t dcap; /* Design Capacity */ uint32_t lfcap; /* Last Full capacity */ uint32_t btech; /* Battery Technology */ uint32_t dvol; /* Design voltage (mV) */ uint32_t wcap; /* Design Capacity of Warning */ uint32_t lcap; /* Design Capacity of Low */ uint32_t cycles; /* Cycle Count */ uint32_t accuracy; /* Measurement Accuracy */ uint32_t stmax; /* Max Sampling Time */ uint32_t stmin; /* Min Sampling Time */ uint32_t aimax; /* Max Average Interval */ uint32_t aimin; /* Min Average Interval */ uint32_t gra1; /* Granularity 1 (Warn to Low) */ uint32_t gra2; /* Granularity 2 (Full to Warn) */ char model[ACPI_CMBAT_MAXSTRLEN]; /* model identifier */ char serial[ACPI_CMBAT_MAXSTRLEN]; /* Serial number */ char type[ACPI_CMBAT_MAXSTRLEN]; /* Type */ char oeminfo[ACPI_CMBAT_MAXSTRLEN]; /* OEM information */ uint32_t scap; /* Battery Swapping Capability */ }; #endif struct acpi_bst { uint32_t state; /* Battery State */ uint32_t rate; /* Present Rate */ uint32_t cap; /* Remaining Capacity */ uint32_t volt; /* Present Voltage */ }; /* * Note that the following definitions represent status bits for internal * driver state. The first three of them (charging, discharging and critical) * conveninetly conform to ACPI specification of status returned by _BST * method. Other definitions (not present, etc) are synthetic. * Also note that according to the specification the charging and discharging * status bits must not be set at the same time. */ #define ACPI_BATT_STAT_DISCHARG 0x0001 #define ACPI_BATT_STAT_CHARGING 0x0002 #define ACPI_BATT_STAT_CRITICAL 0x0004 #define ACPI_BATT_STAT_INVALID \ (ACPI_BATT_STAT_DISCHARG | ACPI_BATT_STAT_CHARGING) #define ACPI_BATT_STAT_BST_MASK \ (ACPI_BATT_STAT_INVALID | ACPI_BATT_STAT_CRITICAL) #define ACPI_BATT_STAT_NOT_PRESENT ACPI_BATT_STAT_BST_MASK /* For backward compatibility */ union acpi_battery_ioctl_arg_v1 { int unit; /* Device unit or ACPI_BATTERY_ALL_UNITS. */ struct acpi_battinfo battinfo; struct acpi_bif bif; struct acpi_bst bst; }; union acpi_battery_ioctl_arg { int unit; /* Device unit or ACPI_BATTERY_ALL_UNITS. */ struct acpi_battinfo battinfo; struct acpi_bix bix; struct acpi_bif bif; struct acpi_bst bst; }; #define ACPI_BATTERY_ALL_UNITS (-1) #define ACPI_BATT_UNKNOWN 0xffffffff /* _BST or _BI[FX] value unknown. */ /* Common battery ioctls */ #define ACPIIO_BATT_GET_UNITS _IOR('B', 0x01, int) #define ACPIIO_BATT_GET_BATTINFO _IOWR('B', 0x03, union acpi_battery_ioctl_arg) #define ACPIIO_BATT_GET_BATTINFO_V1 _IOWR('B', 0x03, union acpi_battery_ioctl_arg_v1) #define ACPIIO_BATT_GET_BIF _IOWR('B', 0x10, union acpi_battery_ioctl_arg_v1) #define ACPIIO_BATT_GET_BIX _IOWR('B', 0x10, union acpi_battery_ioctl_arg) #define ACPIIO_BATT_GET_BST _IOWR('B', 0x11, union acpi_battery_ioctl_arg) #define ACPIIO_BATT_GET_BST_V1 _IOWR('B', 0x11, union acpi_battery_ioctl_arg_v1) /* Control Method battery ioctls (deprecated) */ #define ACPIIO_CMBAT_GET_BIF ACPIIO_BATT_GET_BIF #define ACPIIO_CMBAT_GET_BST ACPIIO_BATT_GET_BST /* Get AC adapter status. */ #define ACPIIO_ACAD_GET_STATUS _IOR('A', 1, int) #ifdef _KERNEL typedef int (*acpi_ioctl_fn)(u_long cmd, caddr_t addr, void *arg); extern int acpi_register_ioctl(u_long cmd, acpi_ioctl_fn fn, void *arg); extern void acpi_deregister_ioctl(u_long cmd, acpi_ioctl_fn fn); #endif #endif /* !_ACPIIO_H_ */