/*
- * Copyright (c) 1998-2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 1998-2008 Apple 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@
*/
/*
* HISTORY
#include <IOKit/pwr_mgt/RootDomain.h>
#include <IOKit/IOKitKeys.h>
#include <IOKit/IOTimeStamp.h>
+#include <IOKit/IOUserClient.h>
#include <IOKit/system.h>
#include <libkern/c++/OSContainers.h>
+#include <libkern/crypto/sha1.h>
extern "C" {
#include <machine/machine_routines.h>
#include <pexpert/pexpert.h>
+#include <uuid/uuid.h>
}
void printDictionaryKeys (OSDictionary * inDictionary, char * inMsg);
-static void getCStringForObject (OSObject * inObj, char * outStr);
+static void getCStringForObject(OSObject *inObj, char *outStr, size_t outStrLen);
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
{
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_argn("dart", &debugFlags, sizeof (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 == kPEPanicSync) return 0;
- if (type == kPEHangCPU) while (1);
+ if (type == kPEHangCPU) while (true) {}
- 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);
- type = kPERestartCPU;
+ if (type == kPEUPSDelayHaltCPU) {
+ // RestartOnPowerLoss feature was turned on, proceed with shutdown.
+ type = kPEHaltCPU;
}
+
+ // On ARM kPEPanicRestartCPU is supported in the drivers
+ if (type == kPEPanicRestartCPU)
+ type = kPERestartCPU;
if (PE_halt_restart) return (*PE_halt_restart)(type);
else return -1;
if (debugFlags & kIOLogPower) {
- uint32_t nows, nowus;
+ clock_sec_t nows;
+ clock_usec_t 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
+ kprintf("pm%u %p %.30s %d %lx %lx\n",
+ nowus, current_thread(), who, // Identity
+ (int) event, (long) param1, (long) param2); // Args
if (debugFlags & kIOLogTracePower) {
static const UInt32 sStartStopBitField[] =
}
// Record the timestamp, wish I had a this pointer
- IOTimeStampConstant(code, (UInt32) who, event, param1, param2);
+ IOTimeStampConstant(code, (uintptr_t) who, event, param1, param2);
}
}
}
root->init();
root->attach(this);
root->start(this);
- root->youAreRoot();
}
if ( mkey->isEqualTo ("name") ) {
char nameStr[64];
nameStr[0] = 0;
- getCStringForObject (inDictionary->getObject ("name"), nameStr );
+ getCStringForObject(inDictionary->getObject("name"), nameStr,
+ sizeof(nameStr));
if (strlen(nameStr) > 0)
IOLog ("%s name is %s\n", inMsg, nameStr);
}
mcoll->release ();
}
-static void getCStringForObject (OSObject * inObj, char * outStr)
+static void
+getCStringForObject(OSObject *inObj, char *outStr, size_t outStrLen)
{
char * buffer;
unsigned int len, i;
char * objString = (char *) (inObj->getMetaClass())->getClassName();
- if ((0 == strcmp(objString,"OSString")) || (0 == strcmp (objString, "OSSymbol")))
- strcpy (outStr, ((OSString *)inObj)->getCStringNoCopy());
+ if ((0 == strncmp(objString, "OSString", sizeof("OSString"))) ||
+ (0 == strncmp(objString, "OSSymbol", sizeof("OSSymbol"))))
+ strlcpy(outStr, ((OSString *)inObj)->getCStringNoCopy(), outStrLen);
- else if (0 == strcmp(objString,"OSData")) {
+ else if (0 == strncmp(objString, "OSData", sizeof("OSData"))) {
len = ((OSData *)inObj)->getLength();
buffer = (char *)((OSData *)inObj)->getBytesNoCopy();
if (buffer && (len > 0)) {
}
}
-/* 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;
+ int type = (int)(long)p0;
/* 30 seconds has elapsed - resume shutdown */
- gIOPlatform->haltRestart(type);
+ if(gIOPlatform) gIOPlatform->haltRestart(type);
}
int PEHaltRestart(unsigned int type)
{
IOPMrootDomain *pmRootDomain = IOService::getPMRootDomain();
- bool noWaitForResponses;
AbsoluteTime deadline;
thread_call_t shutdown_hang;
- 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);
+
+ pmRootDomain->handlePlatformHaltRestart(type);
/* This notification should have few clients who all do
their work synchronously.
In this "shutdown notification" context we don't give
drivers the option of working asynchronously and responding
later. PM internals make it very hard to wait for asynchronous
- replies. In fact, it's a bad idea to even be calling
- tellChangeDown2 from here at all.
+ replies.
*/
}
long PEGetGMTTimeOfDay(void)
{
- if( gIOPlatform)
- return( gIOPlatform->getGMTTimeOfDay());
- else
- return( 0 );
+ long result = 0;
+
+ if( gIOPlatform) result = gIOPlatform->getGMTTimeOfDay();
+
+ return (result);
}
void PESetGMTTimeOfDay(long secs)
{
- if( gIOPlatform)
- gIOPlatform->setGMTTimeOfDay(secs);
+ if( gIOPlatform) gIOPlatform->setGMTTimeOfDay(secs);
}
} /* extern "C" */
void IOPlatformExpert::registerNVRAMController(IONVRAMController * caller)
{
+ OSData * data;
+ IORegistryEntry * entry;
+ OSString * string = 0;
+ uuid_string_t uuid;
+
+ entry = IORegistryEntry::fromPath( "/efi/platform", gIODTPlane );
+ if ( entry )
+ {
+ data = OSDynamicCast( OSData, entry->getProperty( "system-id" ) );
+ if ( data && data->getLength( ) == 16 )
+ {
+ SHA1_CTX context;
+ uint8_t digest[ SHA_DIGEST_LENGTH ];
+ const uuid_t space = { 0x2A, 0x06, 0x19, 0x90, 0xD3, 0x8D, 0x44, 0x40, 0xA1, 0x39, 0xC4, 0x97, 0x70, 0x37, 0x65, 0xAC };
+
+ SHA1Init( &context );
+ SHA1Update( &context, space, sizeof( space ) );
+ SHA1Update( &context, data->getBytesNoCopy( ), data->getLength( ) );
+ SHA1Final( digest, &context );
+
+ digest[ 6 ] = ( digest[ 6 ] & 0x0F ) | 0x50;
+ digest[ 8 ] = ( digest[ 8 ] & 0x3F ) | 0x80;
+
+ uuid_unparse( digest, uuid );
+ string = OSString::withCString( uuid );
+ }
+
+ entry->release( );
+ }
+
+ if ( string == 0 )
+ {
+ entry = IORegistryEntry::fromPath( "/options", gIODTPlane );
+ if ( entry )
+ {
+ data = OSDynamicCast( OSData, entry->getProperty( "platform-uuid" ) );
+ if ( data && data->getLength( ) == sizeof( uuid_t ) )
+ {
+ uuid_unparse( ( uint8_t * ) data->getBytesNoCopy( ), uuid );
+ string = OSString::withCString( uuid );
+ }
+
+ entry->release( );
+ }
+ }
+
+ if ( string )
+ {
+ getProvider( )->setProperty( kIOPlatformUUIDKey, string );
+ publishResource( kIOPlatformUUIDKey, string );
+
+ string->release( );
+ }
+
publishResource("IONVRAM");
}
if (waitForFunction) {
_resources = waitForService(resourceMatching(functionName));
} else {
- _resources = resources();
+ _resources = getResourceService();
}
if (_resources == 0) return kIOReturnUnsupported;
ok = (0 != prop);
if( ok )
- strncpy( name, (const char *) prop->getBytesNoCopy(), maxLength );
+ strlcpy( name, (const char *) prop->getBytesNoCopy(), maxLength );
return( ok );
}
argsData[ 2 ] = p3;
argsData[ 3 ] = p4;
- setProperty("IOPlatformArgs", (void *)argsData, sizeof( argsData));
+ setProperty("IOPlatformArgs", (void *)argsData, sizeof(argsData));
return( true);
}
return workLoop;
}
+IOReturn IOPlatformExpertDevice::setProperties( OSObject * properties )
+{
+ OSDictionary * dictionary;
+ OSObject * object;
+ IOReturn status;
+
+ status = super::setProperties( properties );
+ if ( status != kIOReturnUnsupported ) return status;
+
+ status = IOUserClient::clientHasPrivilege( current_task( ), kIOClientPrivilegeAdministrator );
+ if ( status != kIOReturnSuccess ) return status;
+
+ dictionary = OSDynamicCast( OSDictionary, properties );
+ if ( dictionary == 0 ) return kIOReturnBadArgument;
+
+ object = dictionary->getObject( kIOPlatformUUIDKey );
+ if ( object )
+ {
+ IORegistryEntry * entry;
+ OSString * string;
+ uuid_t uuid;
+
+ string = ( OSString * ) getProperty( kIOPlatformUUIDKey );
+ if ( string ) return kIOReturnNotPermitted;
+
+ string = OSDynamicCast( OSString, object );
+ if ( string == 0 ) return kIOReturnBadArgument;
+
+ status = uuid_parse( string->getCStringNoCopy( ), uuid );
+ if ( status != 0 ) return kIOReturnBadArgument;
+
+ entry = IORegistryEntry::fromPath( "/options", gIODTPlane );
+ if ( entry )
+ {
+ entry->setProperty( "platform-uuid", uuid, sizeof( uuid_t ) );
+ entry->release( );
+ }
+
+ setProperty( kIOPlatformUUIDKey, string );
+ publishResource( kIOPlatformUUIDKey, string );
+
+ return kIOReturnSuccess;
+ }
+
+ return kIOReturnUnsupported;
+}
+
void IOPlatformExpertDevice::free()
{
if (workLoop)
return false;
}
+
projects / apple / xnu.git / blobdiff