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/* $OpenBSD: acpibat.h,v 1.2 2005/12/14 03:35:04 marco Exp $ */
/*
* Copyright (c) 2005 Marco Peereboom <marco@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#ifndef __DEV_ACPI_ACPIBAT_H__
#define __DEV_ACPI_ACPIBAT_H__
/*
* _BIF (Battery InFormation)
* Arguments: none
* Results : package _BIF (Battery InFormation)
* Package {
* // ASCIIZ is ASCII character string terminated with a 0x00.
* Power Unit //DWORD
* Design Capacity //DWORD
* Last Full Charge Capacity //DWORD
* Battery Technology //DWORD
* Design Voltage //DWORD
* Design Capacity of Warning //DWORD
* Design Capacity of Low //DWORD
* Battery Capacity Granularity 1 //DWORD
* Battery Capacity Granularity 2 //DWORD
* Model Number //ASCIIZ
* Serial Number //ASCIIZ
* Battery Type //ASCIIZ
* OEM Information //ASCIIZ
* }
*/
struct acpibat_bif {
u_int32_t bif_power_unit;
#define BIF_POWER_MW 0x00
#define BIF_POWER_MA 0x01
u_int32_t bif_capacity;
#define BIF_UNKNOWN 0xffffffff
u_int32_t bif_last_capacity;
u_int32_t bif_technology;
#define BIF_TECH_PRIMARY 0x00
#define BIF_TECH_SECONDARY 0x01
u_int32_t bif_voltage;
u_int32_t bif_warning;
u_int32_t bif_low;
u_int32_t bif_cap_granu1;
u_int32_t bif_cap_granu2;
char bif_data[]; /* 4 strings */
};
/*
* _OSC Definition for Control Method Battery
* Arguments: none
* Results : DWORD flags
*/
#define CMB_OSC_UUID "f18fc78b-0f15-4978-b793-53f833a1d35b"
#define CMB_OSC_GRANULARITY 0x01
#define CMB_OSC_WAKE_ON_LOW 0x02
/*
* _BST (Battery STatus)
* Arguments: none
* Results : package _BST (Battery STatus)
* Package {
* Battery State //DWORD
* Battery Present Rate //DWORD
* Battery Remaining Capacity //DWORD
* Battery Present Voltage //DWORD
* }
*
* Per the spec section 10.2.2.3
* Remaining Battery Percentage[%] = (Battery Remaining Capacity [=0 ~ 100] /
* Last Full Charged Capacity[=100]) * 100
*
* Remaining Battery Life [h] = Battery Remaining Capacity [mAh/mWh] /
* Battery Present Rate [=0xFFFFFFFF] = unknown
*/
struct acpibat_bst {
u_int32_t bst_state;
#define BST_DISCHARGE 0x01
#define BST_CHARGE 0x02
#define BST_CRITICAL 0x04
u_int32_t bst_rate;
#define BST_UNKNOWN 0xffffffff
u_int32_t bst_capacity;
u_int32_t bst_voltage;
};
/*
* _BTP (Battery Trip Point)
* Arguments: DWORD level
* Results : none
*/
#define BTP_CLEAR_TRIP_POINT 0x00
/*
* _BTM (Battery TiMe)
* Arguments: DWORD rate of discharge
* Results : DWORD time in seconds or error/unknown
*/
#define BTM_CURRENT_RATE 0x00
#define BTM_RATE_TOO_LARGE 0x00
#define BTM_CRITICAL 0x00
#define BTM_UNKNOWN 0xffffffff
/*
* _BMD (Battery Maintenance Data)
* Arguments: none
* Results : package _BMD (Battery Maintenance Data)
* Package {
* Status Flags //DWORD
* Capability Flags //DWORD
* Recalibrate Count //DWORD
* Quick Recalibrate Time //DWORD
* Slow Recalibrate Time //DWORD
* }
*/
struct acpibat_bmd {
u_int32_t bmd_status;
#define BMD_AML_CALIBRATE_CYCLE 0x01
#define BMD_CHARGING_DISABLED 0x02
#define BMD_DISCHARGE_WHILE_AC 0x04
#define BMD_RECALIBRATE_BAT 0x08
#define BMD_GOTO_STANDBY_SPEED 0x10
u_int32_t bmd_capability;
#define BMD_CB_AML_CALIBRATION 0x01
#define BMD_CB_DISABLE_CHARGER 0x02
#define BMD_CB_DISCH_WHILE_AC 0x04
#define BMD_CB_AFFECT_ALL_BATT 0x08
#define BMD_CB_FULL_CHRG_FIRST 0x10
u_int32_t bmd_recalibrate_count;
#define BMD_ONLY_CALIB_IF_ST3 0x00 /* only recal when status bit 3 set */
u_int32_t bmd_quick_recalibrate_time;
#define BMD_UNKNOWN 0xffffffff
u_int32_t bmd_slow_recalibrate_time;
};
/*
* _BMC (Battery Maintenance Control)
* Arguments: DWORD flags
* Results : none
*/
#define BMC_AML_CALIBRATE 0x01
#define BMC_DISABLE_CHARGING 0x02
#define BMC_ALLOW_AC_DISCHARGE 0x04
#endif /* __DEV_ACPI_ACPIBAT_H__ */
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