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Annotation of driverkit/tests/adbevent.m, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
        !             7:  * Reserved.  This file contains Original Code and/or Modifications of
        !             8:  * Original Code as defined in and that are subject to the Apple Public
        !             9:  * Source License Version 1.1 (the "License").  You may not use this file
        !            10:  * except in compliance with the License.  Please obtain a copy of the
        !            11:  * License at http://www.apple.com/publicsource and read it before using
        !            12:  * this file.
        !            13:  * 
        !            14:  * The Original Code and all software distributed under the License are
        !            15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT.  Please see the
        !            19:  * License for the specific language governing rights and limitations
        !            20:  * under the License.
        !            21:  * 
        !            22:  * @APPLE_LICENSE_HEADER_END@
        !            23:  */
        !            24: /*
        !            25:  * adbevent - FAKE_HARDWARE event dispatch test
        !            26:  */
        !            27:  
        !            28: #define FAKE_HARDWARE  1
        !            29: 
        !            30: #import <adb/adbDriver.h>
        !            31: #import <driverkit/generalFuncs.h>
        !            32: #import <driverkit/debugging.h>
        !            33: #import <driverkit/KernDevUxpr.h>
        !            34: #import <libc.h>
        !            35: #import <driverkit/IOtsval.h>
        !            36: 
        !            37: static struct tsval tsvalLast = {0,0};
        !            38: 
        !            39: /*
        !            40:  * prototypes for private functions.
        !            41:  */
        !            42: static void usage(char **argv);
        !            43: static void resetThread(id driverid);
        !            44: static void commandThread(id driverid);
        !            45: 
        !            46: /*
        !            47:  * Dumb little object which will be a client of AdbDriver.
        !            48:  */
        !            49: @interface adbClient : Object <adbDriverClient>
        !            50: {
        !            51:        id      _driver;
        !            52: }
        !            53: 
        !            54: - setDriver : driver;
        !            55: @end
        !            56: 
        !            57: @implementation adbClient
        !            58: 
        !            59: /*
        !            60:  * These standard methods run from the driver's I/O thread.
        !            61:  */
        !            62:  
        !            63: /*
        !            64:  * Called when driver detects one new ADB event.
        !            65:  */
        !            66: - (void)dispatchAdbEvent : (adbEvent *)event
        !            67: {
        !            68:        unsigned reg;
        !            69:        int regnum;
        !            70:        unsigned long long regval_l;
        !            71:        unsigned regval;
        !            72:        
        !            73:        printf("%u:%u  delta = %u\n",
        !            74:                event->timeStamp.high_val, event->timeStamp.low_val,
        !            75:                ts_diff(&event->timeStamp, &tsvalLast));
        !            76:        tsvalLast = event->timeStamp;
        !            77:        printf("   address %d\n", 
        !            78:                event->deviceAddress);
        !            79:        for(regnum=0; regnum<=3; regnum++) {
        !            80:                reg = *((unsigned *)(&event->regs[regnum].data.stand.byte[0]));
        !            81:                regval_l = adbDeviceRegisterData(&event->regs[regnum]);
        !            82:                if(regval_l > ULONG_MAX) {
        !            83:                        printf("***length exceeded; using ULONG_MAX\n");
        !            84:                        regval = ULONG_MAX;
        !            85:                }
        !            86:                else
        !            87:                        regval = regval_l;
        !            88:                printf("   register %d: length %d data 0x%x\n",
        !            89:                        regnum, event->regs[regnum].length, regval);
        !            90:        }
        !            91:        [_driver freeAdbEvent:event];
        !            92: }
        !            93: 
        !            94: /*
        !            95:  * Called on ADB bus reset.
        !            96:  */
        !            97: - (void)adbBusWasReset
        !            98: {
        !            99:        printf("adbClient: reset detected\n");
        !           100:        
        !           101:        /*
        !           102:         * Re-register; the driver thinks the world has changed.
        !           103:         */
        !           104:        [_driver attachAddress: FAKE_HARDWARE_START_ADDRESS client:self];
        !           105: }
        !           106: 
        !           107: - setDriver : driver
        !           108: {
        !           109:        _driver = driver;
        !           110:        return self;
        !           111: }
        !           112: 
        !           113: @end
        !           114: 
        !           115: extern int verbose;
        !           116: int reset_interval = 0;
        !           117: int command_interval = 0;
        !           118: 
        !           119: int main(int argc, char **argv)
        !           120: {
        !           121:        int arg;
        !           122:        id driverId;
        !           123:        id clientId;
        !           124:                
        !           125:        if(argc < 2)
        !           126:                usage(argv);
        !           127:        for(arg=1; arg<argc; arg++) {
        !           128:                switch(argv[arg][0]) {
        !           129:                    case 'v':
        !           130:                        verbose++;
        !           131:                        break;
        !           132:                    case 'r':
        !           133:                        reset_interval = atoi(&argv[arg][2]);
        !           134:                        break;
        !           135:                    case 'c':
        !           136:                        command_interval = atoi(&argv[arg][2]);
        !           137:                        break;
        !           138:                    default:
        !           139:                        usage(argv);
        !           140:                }
        !           141:        }
        !           142: 
        !           143:         IOInitGeneralFuncs();
        !           144:        IOInitDDM(1000, "adbXpr");
        !           145:        IOSetDDMMask(XPR_IODEVICE_INDEX, XPR_LIBIO | XPR_ADB);
        !           146: 
        !           147:        /*
        !           148:         * Instantiate and init a client and the driver.
        !           149:         */
        !           150:        clientId = [adbClient new];
        !           151:        driverId = [adbDriver probe:0 deviceMaster:PORT_NULL];
        !           152:        [clientId setDriver:driverId];
        !           153:        [driverId attachAddress: FAKE_HARDWARE_START_ADDRESS client:clientId];
        !           154:        if(reset_interval)
        !           155:                IOForkThread((IOThreadFunc)resetThread, driverId);
        !           156:        if(command_interval)
        !           157:                IOForkThread((IOThreadFunc)commandThread, driverId);
        !           158:        while(1) {
        !           159:                IOSleep(10);
        !           160:        }
        !           161: }
        !           162: 
        !           163: static void resetThread(id driverId)
        !           164: {
        !           165:        while(1) {
        !           166:                IOSleep(reset_interval * 1000);
        !           167:                [driverId resetAdb];
        !           168:        }
        !           169: }
        !           170: 
        !           171: static void commandThread(id driverId)
        !           172: {
        !           173:        adbUserCommand cmd;
        !           174:        IOReturn rtn;
        !           175:        
        !           176:        while(1) {
        !           177:                IOSleep(command_interval * 1000);
        !           178:                cmd.command = TALK_REGISTER(3, FAKE_HARDWARE_START_ADDRESS);
        !           179:                cmd.reg.length = 0;
        !           180:                rtn = [driverId sendUserCommand:&cmd];
        !           181:                if(rtn) {
        !           182:                        printf("sendUserCommand returned %s\n",
        !           183:                                [driverId stringFromReturn:rtn]);
        !           184:                }
        !           185:                else {
        !           186:                        printf("Talk Register 3: data = 0x%x\n",
        !           187:                                cmd.reg.data.reg3.sh.data);
        !           188:                }
        !           189:        }
        !           190: }
        !           191: 
        !           192: static void usage(char **argv)
        !           193: {
        !           194:        printf("usage: %s [options]\n", argv[0]);
        !           195:        printf("Options (must specify at least one):\n");
        !           196:        printf("\tv  verbose mode\n");
        !           197:        printf("\tr=reset_interval (in seconds; default is no reset)\n");
        !           198:        printf("\tc=command_interval (in seconds; default is no command\n");
        !           199:        exit(1);
        !           200: }
        !           201: 

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