X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/b226f5e54a60dc81db17b1260381d7dbfea3cdf1..0a7de7458d150b5d4dffc935ba399be265ef0a1a:/iokit/Kernel/IOStartIOKit.cpp diff --git a/iokit/Kernel/IOStartIOKit.cpp b/iokit/Kernel/IOStartIOKit.cpp index 6eb48b713..196e91086 100644 --- a/iokit/Kernel/IOStartIOKit.cpp +++ b/iokit/Kernel/IOStartIOKit.cpp @@ -2,7 +2,7 @@ * Copyright (c) 1998-2010 Apple 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 @@ -11,10 +11,10 @@ * 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 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, @@ -22,7 +22,7 @@ * 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_OSREFERENCE_LICENSE_HEADER_END@ */ @@ -52,21 +52,21 @@ const OSSymbol * gIOProgressBackbufferKey; OSSet * gIORemoveOnReadProperties; extern "C" { - void StartIOKit( void * p1, void * p2, void * p3, void * p4 ); void IORegistrySetOSBuildVersion(char * build_version); void IORecordProgressBackbuffer(void * buffer, size_t size, uint32_t theme); -extern void OSlibkernInit (void); +extern void OSlibkernInit(void); void iokit_post_constructor_init(void); #include #include -void IOKitInitializeTime( void ) +void +IOKitInitializeTime( void ) { - mach_timespec_t t; + mach_timespec_t t; t.tv_sec = 30; t.tv_nsec = 0; @@ -80,36 +80,37 @@ void IOKitInitializeTime( void ) clock_initialize_calendar(); } -void iokit_post_constructor_init(void) +void +iokit_post_constructor_init(void) { - IORegistryEntry * root; - OSObject * obj; - - IOCPUInitialize(); - root = IORegistryEntry::initialize(); - assert( root ); - IOService::initialize(); - IOCatalogue::initialize(); - IOStatistics::initialize(); - OSKext::initialize(); - IOUserClient::initialize(); - IOMemoryDescriptor::initialize(); - IORootParent::initialize(); - - // Initializes IOPMinformeeList class-wide shared lock - IOPMinformeeList::getSharedRecursiveLock(); - - obj = OSString::withCString( version ); - assert( obj ); - if( obj ) { - root->setProperty( kIOKitBuildVersionKey, obj ); - obj->release(); - } - obj = IOKitDiagnostics::diagnostics(); - if( obj ) { - root->setProperty( kIOKitDiagnosticsKey, obj ); - obj->release(); - } + IORegistryEntry * root; + OSObject * obj; + + IOCPUInitialize(); + root = IORegistryEntry::initialize(); + assert( root ); + IOService::initialize(); + IOCatalogue::initialize(); + IOStatistics::initialize(); + OSKext::initialize(); + IOUserClient::initialize(); + IOMemoryDescriptor::initialize(); + IORootParent::initialize(); + + // Initializes IOPMinformeeList class-wide shared lock + IOPMinformeeList::getSharedRecursiveLock(); + + obj = OSString::withCString( version ); + assert( obj ); + if (obj) { + root->setProperty( kIOKitBuildVersionKey, obj ); + obj->release(); + } + obj = IOKitDiagnostics::diagnostics(); + if (obj) { + root->setProperty( kIOKitDiagnosticsKey, obj ); + obj->release(); + } } /***** @@ -117,93 +118,97 @@ void iokit_post_constructor_init(void) */ void (*record_startup_extensions_function)(void) = 0; -void StartIOKit( void * p1, void * p2, void * p3, void * p4 ) +void +StartIOKit( void * p1, void * p2, void * p3, void * p4 ) { - IOPlatformExpertDevice * rootNub; - int debugFlags; + IOPlatformExpertDevice * rootNub; + int debugFlags; - if( PE_parse_boot_argn( "io", &debugFlags, sizeof (debugFlags) )) - gIOKitDebug = debugFlags; + if (PE_parse_boot_argn( "io", &debugFlags, sizeof(debugFlags))) { + gIOKitDebug = debugFlags; + } #if DEVELOPMENT || DEBUG - else gIOKitDebug |= kIOWaitQuietPanics; + else { + gIOKitDebug |= kIOWaitQuietPanics; + } #endif /* DEVELOPMENT || DEBUG */ - - if( PE_parse_boot_argn( "iotrace", &debugFlags, sizeof (debugFlags) )) - gIOKitTrace = debugFlags; - - // Compat for boot-args - gIOKitTrace |= (gIOKitDebug & kIOTraceCompatBootArgs); - - if( PE_parse_boot_argn( "pmtimeout", &debugFlags, sizeof (debugFlags) )) - gCanSleepTimeout = debugFlags; - // - // Have to start IOKit environment before we attempt to start - // the C++ runtime environment. At some stage we have to clean up - // the initialisation path so that OS C++ can initialise independantly - // of iokit basic service initialisation, or better we have IOLib stuff - // initialise as basic OS services. - // - IOLibInit(); - OSlibkernInit(); - devsw_init(); - - gIOProgressBackbufferKey = OSSymbol::withCStringNoCopy(kIOProgressBackbufferKey); - gIORemoveOnReadProperties = OSSet::withObjects((const OSObject **) &gIOProgressBackbufferKey, 1); - - interruptAccountingInit(); - - rootNub = new IOPlatformExpertDevice; - - if( rootNub && rootNub->initWithArgs( p1, p2, p3, p4)) { - rootNub->attach( 0 ); - - /* If the bootstrap segment set up a function to record startup - * extensions, call it now. - */ - if (record_startup_extensions_function) { - record_startup_extensions_function(); - } - - rootNub->registerService(); + + if (PE_parse_boot_argn( "iotrace", &debugFlags, sizeof(debugFlags))) { + gIOKitTrace = debugFlags; + } + + // Compat for boot-args + gIOKitTrace |= (gIOKitDebug & kIOTraceCompatBootArgs); + + if (PE_parse_boot_argn( "pmtimeout", &debugFlags, sizeof(debugFlags))) { + gCanSleepTimeout = debugFlags; + } + // + // Have to start IOKit environment before we attempt to start + // the C++ runtime environment. At some stage we have to clean up + // the initialisation path so that OS C++ can initialise independantly + // of iokit basic service initialisation, or better we have IOLib stuff + // initialise as basic OS services. + // + IOLibInit(); + OSlibkernInit(); + devsw_init(); + + gIOProgressBackbufferKey = OSSymbol::withCStringNoCopy(kIOProgressBackbufferKey); + gIORemoveOnReadProperties = OSSet::withObjects((const OSObject **) &gIOProgressBackbufferKey, 1); + + interruptAccountingInit(); + + rootNub = new IOPlatformExpertDevice; + + if (rootNub && rootNub->initWithArgs( p1, p2, p3, p4)) { + rootNub->attach( 0 ); + + /* If the bootstrap segment set up a function to record startup + * extensions, call it now. + */ + if (record_startup_extensions_function) { + record_startup_extensions_function(); + } + + rootNub->registerService(); #if !NO_KEXTD - /* Add a busy count to keep the registry busy until kextd has - * completely finished launching. This is decremented when kextd - * messages the kernel after the in-kernel linker has been - * removed and personalities have been sent. - */ - IOService::getServiceRoot()->adjustBusy(1); + /* Add a busy count to keep the registry busy until kextd has + * completely finished launching. This is decremented when kextd + * messages the kernel after the in-kernel linker has been + * removed and personalities have been sent. + */ + IOService::getServiceRoot()->adjustBusy(1); #endif - } + } } void IORegistrySetOSBuildVersion(char * build_version) { - IORegistryEntry * root = IORegistryEntry::getRegistryRoot(); + IORegistryEntry * root = IORegistryEntry::getRegistryRoot(); - if (root) { - if (build_version) { - root->setProperty(kOSBuildVersionKey, build_version); - } else { - root->removeProperty(kOSBuildVersionKey); - } - } + if (root) { + if (build_version) { + root->setProperty(kOSBuildVersionKey, build_version); + } else { + root->removeProperty(kOSBuildVersionKey); + } + } - return; + return; } void IORecordProgressBackbuffer(void * buffer, size_t size, uint32_t theme) { - IORegistryEntry * chosen; - if ((chosen = IORegistryEntry::fromPath(kIODeviceTreePlane ":/chosen"))) - { - chosen->setProperty(kIOProgressBackbufferKey, buffer, size); - chosen->setProperty(kIOProgressColorThemeKey, theme, 32); - - chosen->release(); - } -} + IORegistryEntry * chosen; + if ((chosen = IORegistryEntry::fromPath(kIODeviceTreePlane ":/chosen"))) { + chosen->setProperty(kIOProgressBackbufferKey, buffer, size); + chosen->setProperty(kIOProgressColorThemeKey, theme, 32); + chosen->release(); + } +} }; /* extern "C" */