X-Git-Url: https://git.saurik.com/apple/xnu.git/blobdiff_plain/e5568f75972dfc723778653c11cb6b4dc825716a..0a7de7458d150b5d4dffc935ba399be265ef0a1a:/iokit/Tests/TestDevice.cpp diff --git a/iokit/Tests/TestDevice.cpp b/iokit/Tests/TestDevice.cpp index effbab484..a9dd48b0f 100644 --- a/iokit/Tests/TestDevice.cpp +++ b/iokit/Tests/TestDevice.cpp @@ -1,23 +1,29 @@ /* * 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 + * @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. 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 * 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@ + * 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@ */ #if DEBUG @@ -40,139 +46,160 @@ OSDefineMetaClassAndStructors(TestDevice, OSObject) kern_return_t TestDevice::enqueueCommand(bool sleep, - TestDeviceAction act, int tag, void *dataP) + TestDeviceAction act, int tag, void *dataP) { - return commQ->enqueueCommand(sleep, (void *) act, (void *) tag, dataP); + return commQ->enqueueCommand(sleep, (void *) act, (void *) tag, dataP); } -bool TestDevice::init() +bool +TestDevice::init() { - if ( !super::init() ) - return false; - - workLoop = IOWorkLoop::workLoop(); - if ( !workLoop ) - return false; - - commQ = IOCommandQueue::commandQueue - (this, (IOCommandQueueAction) &rawCommandOccurred, 8); - if (!commQ || kIOReturnSuccess != workLoop->addEventSource(commQ)) - return false; - - intES = IOInterruptEventSource::interruptEventSource - (this, (IOInterruptEventAction) &interruptAction); - if (!intES || kIOReturnSuccess != workLoop->addEventSource(intES)) - return false; - - return true; + if (!super::init()) { + return false; + } + + workLoop = IOWorkLoop::workLoop(); + if (!workLoop) { + return false; + } + + commQ = IOCommandQueue::commandQueue + (this, (IOCommandQueueAction) & rawCommandOccurred, 8); + if (!commQ || kIOReturnSuccess != workLoop->addEventSource(commQ)) { + return false; + } + + intES = IOInterruptEventSource::interruptEventSource + (this, (IOInterruptEventAction) & interruptAction); + if (!intES || kIOReturnSuccess != workLoop->addEventSource(intES)) { + return false; + } + + return true; } -void TestDevice::free() +void +TestDevice::free() { - if (intES) intES->release(); - if (commQ) commQ->release(); - if (workLoop) workLoop->release(); - - super::free(); + if (intES) { + intES->release(); + } + if (commQ) { + commQ->release(); + } + if (workLoop) { + workLoop->release(); + } + + super::free(); } void TestDevice::rawCommandOccurred - (void *field0, void *field1, void *field2, void *) +(void *field0, void *field1, void *field2, void *) { - (*(TestDeviceAction) field0)(this, (int) field1, field2); + (*(TestDeviceAction) field0)(this, (int) field1, field2); } void TestDevice::interruptAction(IOInterruptEventSource *, int count) { - logPrintf(("I(%d, %d) ", count, ++intCount)); + logPrintf(("I(%d, %d) ", count, ++intCount)); } void TestDevice::producer1Action(int tag) { - logPrintf(("C1(%d) ", tag)); + logPrintf(("C1(%d) ", tag)); } void TestDevice::producer2Action(int tag, void *count) { - logPrintf(("C2(%d,%d) ", tag, (int) count)); - if ( !(tag % 10) ) - IOSleep(1000); + logPrintf(("C2(%d,%d) ", tag, (int) count)); + if (!(tag % 10)) { + IOSleep(1000); + } } void TestDevice::alarm() { - intES->interruptOccurred(0, 0, 0); - IOScheduleFunc((IOThreadFunc) alarm, (void *) this, hundredMill, 1); + intES->interruptOccurred(0, 0, 0); + IOScheduleFunc((IOThreadFunc) alarm, (void *) this, hundredMill, 1); } -static void producer(void *inProducerId) +static void +producer(void *inProducerId) { - int producerId = (int) inProducerId; - TestDeviceAction command; - int i; - - semaphore_wait(completeSema); - - if (producerId & 1) - command = (TestDeviceAction) sDevice->producer1Action; - else - command = (TestDeviceAction) sDevice->producer2Action; - - for (i = 0; i < 5 * (producerId << 1); i++) { - sDevice->enqueueCommand - (true, command, i, (void *) (i % (producerId + 1))); - if ( !(i % (producerId + 1)) ) - /* cthread_yield() */; - logPrintf(("TestDevice(%d): %d\n", producerId, i)); - } - - logPrintf(("TestDevice: producer %d exiting\n", producerId)); - semaphore_signal(completeSema); - - IOExitThread(producerId); + int producerId = (int) inProducerId; + TestDeviceAction command; + int i; + + semaphore_wait(completeSema); + + if (producerId & 1) { + command = (TestDeviceAction) sDevice->producer1Action; + } else { + command = (TestDeviceAction) sDevice->producer2Action; + } + + for (i = 0; i < 5 * (producerId << 1); i++) { + sDevice->enqueueCommand + (true, command, i, (void *) (i % (producerId + 1))); + if (!(i % (producerId + 1))) { + /* cthread_yield() */; + } + logPrintf(("TestDevice(%d): %d\n", producerId, i)); + } + + logPrintf(("TestDevice: producer %d exiting\n", producerId)); + semaphore_signal(completeSema); + + IOExitThread(producerId); } -void testWorkLoop() +void +testWorkLoop() { - int i; + int i; - sDevice = new TestDevice; - if (!sDevice || !sDevice->init()) { - if (sDevice) sDevice->free(); - logPrintf(("TestDevice: couldn't create device instance\n")); - return; - } + sDevice = new TestDevice; + if (!sDevice || !sDevice->init()) { + if (sDevice) { + sDevice->free(); + } + logPrintf(("TestDevice: couldn't create device instance\n")); + return; + } - IOSleep(1000); + IOSleep(1000); - IOScheduleFunc((IOThreadFunc) sDevice->alarm, sDevice, hundredMill, 1); + IOScheduleFunc((IOThreadFunc) sDevice->alarm, sDevice, hundredMill, 1); - IOSleep(2000); + IOSleep(2000); - if (KERN_SUCCESS - != semaphore_create(kernel_task, &completeSema, SYNC_POLICY_FIFO, 4)) - return; + if (KERN_SUCCESS + != semaphore_create(kernel_task, &completeSema, SYNC_POLICY_FIFO, 4)) { + return; + } - IOCreateThread(producer, (void *) 4); - IOCreateThread(producer, (void *) 3); - IOCreateThread(producer, (void *) 2); - IOCreateThread(producer, (void *) 1); + IOCreateThread(producer, (void *) 4); + IOCreateThread(producer, (void *) 3); + IOCreateThread(producer, (void *) 2); + IOCreateThread(producer, (void *) 1); - IOSleep(2000); + IOSleep(2000); - for (i = 0; i < 4; i++) - semaphore_wait(completeSema); + for (i = 0; i < 4; i++) { + semaphore_wait(completeSema); + } - IOUnscheduleFunc((IOThreadFunc) sDevice->alarm, sDevice); + IOUnscheduleFunc((IOThreadFunc) sDevice->alarm, sDevice); - sDevice->free(); sDevice = 0; + sDevice->free(); sDevice = 0; - logPrintf(("TestDevice: exiting\n")); + logPrintf(("TestDevice: exiting\n")); } #endif /* DEBUG */