+++ /dev/null
-/*
- * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_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 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.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-#include "AppleADBButtons.h"
-#include "AppleADBKeyboard.h"
-#include <IOKit/IOLib.h>
-#include <IOKit/pwr_mgt/IOPM.h>
-#include <IOKit/hidsystem/IOHIDTypes.h>
-#include <IOKit/hidsystem/IOHIDParameter.h>
-
-#define super IOHIKeyboard
-OSDefineMetaClassAndStructors(AppleADBButtons,IOHIKeyboard)
-
-bool displayWranglerFound( OSObject *, void *, IOService * );
-void button_data ( IOService * us, UInt8 adbCommand, IOByteCount length, UInt8 * data );
-void asyncFunc ( void * );
-
-// **********************************************************************************
-// start
-//
-// **********************************************************************************
-bool AppleADBButtons::start ( IOService * theNub )
-{
- int i;
-
- for ( i = 0; i < kMax_registrations; i++ ) {
- keycodes[i] = kNullKey;
- downHandlers[i] = NULL;
- }
-
- adbDevice = (IOADBDevice *)theNub;
-
- if( !super::start(theNub))
- return false;
-
- if( !adbDevice->seizeForClient(this, button_data) ) {
- IOLog("%s: Seize failed\n", getName());
- return false;
- }
-
- addNotification( gIOPublishNotification,serviceMatching("IODisplayWrangler"), // look for the display wrangler
- (IOServiceNotificationHandler)displayWranglerFound, this, 0 );
- _initial_handler_id = adbDevice->handlerID();
-
-return true;
-}
-
-UInt64 AppleADBButtons::getGUID()
-{
- return(kAppleOnboardGUID);
-}
-
-// **********************************************************************************
-// displayWranglerFound
-//
-// The Display Wrangler has appeared. We will be calling its
-// ActivityTickle method when there is user activity.
-// **********************************************************************************
-bool displayWranglerFound( OSObject * us, void * ref, IOService * yourDevice )
-{
- if ( yourDevice != NULL ) {
- ((AppleADBButtons *)us)->displayManager = yourDevice;
- }
- return true;
-}
-
-UInt32 AppleADBButtons::interfaceID()
-{
- return NX_EVS_DEVICE_INTERFACE_ADB;
-}
-
-UInt32 AppleADBButtons::deviceType()
-{
- //if initial id is 31 then this is a post-WallStreet PowerBook, so
- //look for a AppleADBKeyboard driver and return the handler ID from it.
- //Note though that the ADB keyboard driver may not exist.
- if (_initial_handler_id == 31)
- {
- mach_timespec_t t;
- AppleADBKeyboard *adbkeyboard;
-
- t.tv_sec = 2;
- t.tv_nsec = 0;
- adbkeyboard = (AppleADBKeyboard *)waitForService(serviceMatching("AppleADBKeyboard"), &t);
- if (adbkeyboard)
- {
- return adbkeyboard->deviceType();
- }
-
- }
-
- return adbDevice->handlerID();
-}
-
-// **********************************************************************************
-// registerForButton
-//
-// Clients call here, specifying a button and a routine to call when that
-// button is pressed or released.
-// **********************************************************************************
-IOReturn AppleADBButtons::registerForButton ( unsigned int keycode, IOService * registrant, button_handler handler, bool down )
-{
- int i;
-
- for ( i = 0; i < kMax_registrations; i++ ) {
- if ( keycodes[i] == kNullKey ) {
- if ( down ) {
- registrants[i] = registrant;
- downHandlers[i] = handler;
- keycodes[i] = keycode;
- break;
- }
- }
- }
- return kIOReturnSuccess;
-}
-
-// **********************************************************************************
-// button_data
-//
-// **********************************************************************************
-void button_data ( IOService * us, UInt8 adbCommand, IOByteCount length, UInt8 * data )
-{
-((AppleADBButtons *)us)->packet(data,length,adbCommand);
-}
-
-
-// **********************************************************************************
-// packet
-//
-// **********************************************************************************
-IOReturn AppleADBButtons::packet (UInt8 * data, IOByteCount, UInt8 adbCommand )
-{
- unsigned int keycode;
- bool down;
-
- keycode = *data;
- down = ((keycode & 0x80) == 0);
- keycode &= 0x7f;
- dispatchButtonEvent(keycode,down);
-
- keycode = *(data + 1);
- if( keycode != 0xff ) {
- down = ((keycode & 0x80) == 0);
- keycode &= 0x7f;
- dispatchButtonEvent(keycode,down);
- }
-
- if ( displayManager != NULL ) { // if there is a display manager, tell
- displayManager->activityTickle(kIOPMSuperclassPolicy1); // it there is user activity
- }
-
- return kIOReturnSuccess;
-}
-
-
-// **********************************************************************************
-// dispatchButtonEvent
-//
-// Look for any registered handlers for this button and notify them.
-// **********************************************************************************
-void AppleADBButtons::dispatchButtonEvent (unsigned int keycode, bool down )
-{
- int i;
- AbsoluteTime now;
-
- if (_initial_handler_id == 0xc0) //For Apple ADB AV and ColorSync monitors
- {
- switch (keycode)
- {
- case kVolume_up_AV:
- keycode = kVolume_up;
- break;
- case kVolume_down_AV:
- keycode = kVolume_down;
- break;
- case kMute_AV:
- keycode = kMute;
- break;
- default:
- //No other volume codes are available for OS X
- break;
- }
- }
-
- clock_get_uptime(&now);
-
- for ( i = 0; i < kMax_registrations; i++ ) {
- if ( keycodes[i] == keycode ) {
- if ( down ) {
- if (downHandlers[i] != NULL ) {
- thread_call_func((thread_call_func_t)downHandlers[i],
- (thread_call_param_t)registrants[i],
- true);
- }
- }
- }
- }
-
- //Only dispatch keycodes that this driver understands.
- // See appleADBButtonsKeyMap[] for the list.
- switch (keycode)
- {
- case kVolume_up:
- case kVolume_down:
- case kMute:
- case kEject:
- case kBrightness_up:
- case kBrightness_down:
- case kNum_lock_on_laptops:
- dispatchKeyboardEvent(keycode, down, now);
- break;
- default: //Don't dispatch anything else
- break;
- }
-}
-
-const unsigned char *AppleADBButtons::defaultKeymapOfLength(UInt32 *length)
-{
- static const unsigned char appleADBButtonsKeyMap[] = {
- 0x00, 0x00, // chars
- 0x00, // no modifier keys
- 0x00, // no defs
- 0x00, // no seqs
- 0x07, // 6 special keys
- NX_KEYTYPE_SOUND_UP, kVolume_up,
- NX_KEYTYPE_SOUND_DOWN, kVolume_down,
- NX_KEYTYPE_MUTE, kMute,
- NX_KEYTYPE_BRIGHTNESS_UP, kBrightness_up,
- NX_KEYTYPE_BRIGHTNESS_DOWN, kBrightness_down,
- NX_KEYTYPE_NUM_LOCK, kNum_lock_on_laptops,
- NX_KEYTYPE_EJECT, kEject
- };
-
- *length = sizeof(appleADBButtonsKeyMap);
-
- return appleADBButtonsKeyMap;
-}
-
-IOReturn AppleADBButtons::setParamProperties(OSDictionary *dict)
-{
- dict->removeObject(kIOHIDKeyMappingKey);
-
- return super::setParamProperties(dict);
-}
projects / apple / xnu.git / blobdiff