/*
* Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
- *
- * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* 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. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * 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.
+ *
+ * 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
* Please see the License for the specific language governing rights and
* limitations under the License.
*
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
* HISTORY
#include <IOKit/IOWorkLoop.h>
#include <IOKit/pwr_mgt/RootDomain.h>
#include <IOKit/IOKitKeys.h>
+#include <IOKit/IOTimeStamp.h>
#include <IOKit/system.h>
#include <libkern/c++/OSContainers.h>
-
extern "C" {
#include <machine/machine_routines.h>
#include <pexpert/pexpert.h>
}
+/* Delay period for UPS halt */
+#define kUPSDelayHaltCPU_msec (1000*60*5)
+
void printDictionaryKeys (OSDictionary * inDictionary, char * inMsg);
static void getCStringForObject (OSObject * inObj, char * outStr);
{
IORangeAllocator * physicalRanges;
OSData * busFrequency;
+ uint32_t debugFlags;
if (!super::start(provider))
return false;
-
+
+ // Override the mapper present flag is requested by boot arguments.
+ if (PE_parse_boot_arg("dart", &debugFlags) && (debugFlags == 0))
+ removeProperty(kIOPlatformMapperPresentKey);
+
// Register the presence or lack thereof a system
// PCI address mapper with the IOMapper class
-
-#if 1
- IORegistryEntry * regEntry = IORegistryEntry::fromPath("/u3/dart", gIODTPlane);
- if (!regEntry)
- regEntry = IORegistryEntry::fromPath("/dart", gIODTPlane);
- if (regEntry) {
- int debugFlags;
- if (!PE_parse_boot_arg("dart", &debugFlags) || debugFlags)
- setProperty(kIOPlatformMapperPresentKey, kOSBooleanTrue);
- regEntry->release();
- }
-#endif
-
IOMapper::setMapperRequired(0 != getProperty(kIOPlatformMapperPresentKey));
gIOInterruptControllers = OSDictionary::withCapacity(1);
int IOPlatformExpert::haltRestart(unsigned int type)
{
- IOPMrootDomain *rd = getPMRootDomain();
- OSBoolean *b = 0;
-
- if(rd) b = (OSBoolean *)OSDynamicCast(OSBoolean, rd->getProperty(OSString::withCString("StallSystemAtHalt")));
-
if (type == kPEHangCPU) while (1);
- if (kOSBooleanTrue == b) {
- // Stall shutdown for 5 minutes, and if no outside force has removed our power, continue with
- // a reboot.
- IOSleep(1000*60*5);
+ if (type == kPEUPSDelayHaltCPU) {
+ // Stall shutdown for 5 minutes, and if no outside force has
+ // removed our power at that point, proceed with a reboot.
+ IOSleep( kUPSDelayHaltCPU_msec );
+
+ // Ideally we never reach this point.
+
type = kPERestartCPU;
}
-
+ kprintf("platform halt restart\n");
if (PE_halt_restart) return (*PE_halt_restart)(type);
else return -1;
}
//
//*********************************************************************************
-void IOPlatformExpert::PMLog(const char * who,unsigned long event,unsigned long param1, unsigned long param2)
+void IOPlatformExpert::
+PMLog(const char *who, unsigned long event,
+ unsigned long param1, unsigned long param2)
{
- if( gIOKitDebug & kIOLogPower) {
- kprintf("%s %02d %08x %08x\n",who,event,param1,param2);
-// IOLog("%s %02d %08x %08x\n",who,event,param1,param2);
+ UInt32 debugFlags = gIOKitDebug;
+
+ if (debugFlags & kIOLogPower) {
+
+ uint32_t nows, nowus;
+ clock_get_system_microtime(&nows, &nowus);
+ nowus += (nows % 1000) * 1000000;
+
+ kprintf("pm%u %x %.30s %d %x %x\n",
+ nowus, (unsigned) current_thread(), who, // Identity
+ (int) event, param1, param2); // Args
+
+ if (debugFlags & kIOLogTracePower) {
+ static const UInt32 sStartStopBitField[] =
+ { 0x00000000, 0x00000040 }; // Only Program Hardware so far
+
+ // Arcane formula from Hacker's Delight by Warren
+ // abs(x) = ((int) x >> 31) ^ (x + ((int) x >> 31))
+ UInt32 sgnevent = ((long) event >> 31);
+ UInt32 absevent = sgnevent ^ (event + sgnevent);
+ UInt32 code = IODBG_POWER(absevent);
+
+ UInt32 bit = 1 << (absevent & 0x1f);
+ if (absevent < sizeof(sStartStopBitField) * 8
+ && (sStartStopBitField[absevent >> 5] & bit) ) {
+ // Or in the START or END bits, Start = 1 & END = 2
+ // If sgnevent == 0 then START - 0 => START
+ // else if sgnevent == -1 then START - -1 => END
+ code |= DBG_FUNC_START - sgnevent;
+ }
+
+ // Record the timestamp, wish I had a this pointer
+ IOTimeStampConstant(code, (UInt32) who, event, param1, param2);
+ }
}
}
}
}
-/* IOPMPanicOnShutdownHang
+/* IOShutdownNotificationsTimedOut
* - Called from a timer installed by PEHaltRestart
*/
-static void IOPMPanicOnShutdownHang(thread_call_param_t p0, thread_call_param_t p1)
+static void IOShutdownNotificationsTimedOut(
+ thread_call_param_t p0,
+ thread_call_param_t p1)
{
int type = (int)p0;
/* 30 seconds has elapsed - resume shutdown */
- gIOPlatform->haltRestart(type);
+ if(gIOPlatform) gIOPlatform->haltRestart(type);
}
bool noWaitForResponses;
AbsoluteTime deadline;
thread_call_t shutdown_hang;
+ unsigned int tell_type;
- if(type == kPEHaltCPU || type == kPERestartCPU)
+ if(type == kPEHaltCPU || type == kPERestartCPU || type == kPEUPSDelayHaltCPU)
{
/* Notify IOKit PM clients of shutdown/restart
Clients subscribe to this message with a call to
If all goes well the machine will be off by the time
the timer expires.
*/
- shutdown_hang = thread_call_allocate( &IOPMPanicOnShutdownHang, (thread_call_param_t) type);
+ shutdown_hang = thread_call_allocate( &IOShutdownNotificationsTimedOut,
+ (thread_call_param_t) type);
clock_interval_to_deadline( 30, kSecondScale, &deadline );
thread_call_enter1_delayed( shutdown_hang, 0, deadline );
- noWaitForResponses = pmRootDomain->tellChangeDown2(type);
+
+ if( kPEUPSDelayHaltCPU == type ) {
+ tell_type = kPEHaltCPU;
+ } else {
+ tell_type = type;
+ }
+
+ noWaitForResponses = pmRootDomain->tellChangeDown2(tell_type);
/* This notification should have few clients who all do
their work synchronously.
long PEGetGMTTimeOfDay(void)
{
+ long result = 0;
+
if( gIOPlatform)
- return( gIOPlatform->getGMTTimeOfDay());
- else
- return( 0 );
+ result = gIOPlatform->getGMTTimeOfDay();
+
+ return (result);
}
void PESetGMTTimeOfDay(long secs)
{
if( gIOPlatform)
- gIOPlatform->setGMTTimeOfDay(secs);
+ gIOPlatform->setGMTTimeOfDay(secs);
}
} /* extern "C" */
return( ok );
}
-void IODTPlatformExpert::processTopLevel( IORegistryEntry * root )
+void IODTPlatformExpert::processTopLevel( IORegistryEntry * rootEntry )
{
OSIterator * kids;
IORegistryEntry * next;
IORegistryEntry * options;
// infanticide
- kids = IODTFindMatchingEntries( root, 0, deleteList() );
+ kids = IODTFindMatchingEntries( rootEntry, 0, deleteList() );
if( kids) {
while( (next = (IORegistryEntry *)kids->getNextObject())) {
next->detachAll( gIODTPlane);
}
// Publish an IODTNVRAM class on /options.
- options = root->childFromPath("options", gIODTPlane);
+ options = rootEntry->childFromPath("options", gIODTPlane);
if (options) {
dtNVRAM = new IODTNVRAM;
if (dtNVRAM) {
}
// Publish the cpus.
- cpus = root->childFromPath( "cpus", gIODTPlane);
+ cpus = rootEntry->childFromPath( "cpus", gIODTPlane);
if ( cpus)
createNubs( this, IODTFindMatchingEntries( cpus, kIODTExclusive, 0));
// publish top level, minus excludeList
- createNubs( this, IODTFindMatchingEntries( root, kIODTExclusive, excludeList()));
+ createNubs( this, IODTFindMatchingEntries( rootEntry, kIODTExclusive, excludeList()));
}
IOReturn IODTPlatformExpert::getNubResources( IOService * nub )
OSString* IODTPlatformExpert::createSystemSerialNumberString(OSData* myProperty) {
UInt8* serialNumber;
unsigned int serialNumberSize;
- short pos = 0;
+ unsigned short pos = 0;
char* temp;
char SerialNo[30];
if (myProperty != NULL) {
serialNumberSize = myProperty->getLength();
serialNumber = (UInt8*)(myProperty->getBytesNoCopy());
- temp = serialNumber;
+ temp = (char*)serialNumber;
if (serialNumberSize > 0) {
// check to see if this is a CTO serial number...
while (pos < serialNumberSize && temp[pos] != '-') pos++;
workLoop->release();
}
+bool IOPlatformExpertDevice::attachToChild( IORegistryEntry * child,
+ const IORegistryPlane * plane )
+{
+ return IOService::attachToChild( child, plane );
+}
+
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#undef super
projects / apple / xnu.git / blobdiff