/*
* Copyright (c) 1998-2005 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
*
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
*
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
#ifndef _IOPMPowerSource_h_
kTenMinutesInSeconds = 600
};
-/* class IOPMPowerSource
+/*! @class IOPMPowerSource
*
* See IOKit/pwr_mgt/IOPM.h for power source keys relevant to this class. These
* report-type keys are required for calls to IOPMPowerSource::setReportables(),
*
* A subclassing driver that doesn't want to do anything fancy should:
* 1. Subclass IOPMPowerSource
- * 3. Install its own battery change notifications or polling routine that can
+ * 2. Install its own battery change notifications or polling routine that can
* converse with actual battery hardware.
- * 4. When battery state changes, change the relevant member variables
+ * 3. When battery state changes, change the relevant member variables
* through setCurrentCapacity() style accessors.
- * 5. Call updateStatus() on itself when all such settings have been updated.
+ * 4. Call updateStatus() on itself when all such settings have been updated.
*
* The subclass driver should also initially populate its settings and call
* updateStatus() on launch.
*
*
- * Settings
+ * Settings:
*
+ * <pre>
* ExternalConnected
* Type: bool
* IORegistry Key: kIOPMPSExternalConnectedKey
* IORegistry Key: kIOPMPSManufacturerKey
* String describing battery manufacturer
*
+ * Manufactured Date
+ * Type: unsigned 16-bit bitfield
+ * IORegistry Key: kIOPMPSManufactureDateKey
+ * Date is published in a bitfield per the Smart Battery Data spec rev 1.1
+ * in section 5.1.26
+ * Bits 0...4 => day (value 1-31; 5 bits)
+ * Bits 5...8 => month (value 1-12; 4 bits)
+ * Bits 9...15 => years since 1980 (value 0-127; 7 bits)
+ *
* Model
* Type: OSSymbol
* IORegistry Key: kIOPMPSModelKey
* Serial
* Type: OSSymbol
* IORegistry Key: kIOPMPSSerialKey
- * String describing serial number or unique info
+ * String describing serial number or unique info
+ * The serial number published hear bears no correspondence to the Apple serial
+ * number printed on each battery. This is a manufacturer serial number with
+ * no correlation to the printed serial number.
*
* LegacyIOBatteryInfo
* Type: OSDictionary
* IORegistry Key: kIOPMPSLegacyBatteryInfoKey
* Dictionary conforming to the OS X 10.0-10.4
+ * </pre>
*/
class IOPMPowerSource : public IOService
friend class IOPMPowerSourceList;
protected:
- // Tracking for IOPMPowerSourceList
- IOPMPowerSource *nextInList;
+
+/*! @var settingsChangedSinceLastUpdate
+ * Used by subclasses to determine if any settings have been modified via the
+ * accessors below since last call to update(). true is settings have changed;
+ * false otherwise.
+ */
+ bool settingsChangedSinceUpdate;
+/*! @var properties
+ * Stores power source state
+ */
OSDictionary *properties;
const OSSymbol *externalConnectedKey;
const OSSymbol *serialKey;
const OSSymbol *batteryInfoKey;
+ // Tracking for IOPMPowerSourceList
+ IOPMPowerSource *nextInList;
+
public:
/*! @function powerSource
*/
static IOPMPowerSource *powerSource(void);
- virtual bool init(void);
+ virtual bool init(void) APPLE_KEXT_OVERRIDE;
- virtual void free(void);
+ virtual void free(void) APPLE_KEXT_OVERRIDE;
/*! @function updateStatus
@abstract Must be called by physical battery controller when battery state
OSSymbol *serial(void);
OSDictionary *legacyIOBatteryInfo(void);
+ OSObject *getPSProperty(const OSSymbol *);
+
protected:
+
/* Protected "setter" methods for subclasses
* Subclasses should use these setters to modify all battery properties.
*
void setModel(OSSymbol *);
void setSerial(OSSymbol *);
void setLegacyIOBatteryInfo(OSDictionary *);
-
+
+/*! All of these methods funnel through the generic accessor method
+ setPSProperty. Caller can pass in any arbitrary OSSymbol key, and
+ that value will be stored in the PM settings dictionary, and relayed
+ onto the IORegistry at update time.
+ */
+ void setPSProperty(const OSSymbol *, OSObject *);
};
#endif
projects / apple / xnu.git / blobdiff