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Annotation of kernel/bsd/dev/ppc/drvCuda/cuda.h, 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: #import <mach/std_types.h>
        !            26: #import <kernserv/ns_timer.h>
        !            27: #import <driverkit/IODirectDevice.h>
        !            28: 
        !            29: 
        !            30: #ifndef __APPLE_TYPES_DEFINED__
        !            31: #define __APPLE_TYPES_DEFINED__ 1
        !            32: 
        !            33:     typedef unsigned int    UInt32;         // A 32-bit unsigned integer
        !            34:     typedef unsigned char   UInt8;          // A "byte-sized" integer
        !            35:     typedef signed char SInt8;
        !            36:     typedef signed int      SInt32;         // A 32-bit signed integer
        !            37:     typedef boolean_t       Boolean;        // TRUE/FALSE value (YES/NO in NeXT)
        !            38:     typedef signed int  OSErr;
        !            39:     typedef signed int  OSStatus;
        !            40: 
        !            41: #endif /* __APPLE_TYPES_DEFINED__ */
        !            42: 
        !            43: 
        !            44: 
        !            45: struct adb_packet {
        !            46:     unsigned char   a_header[8];
        !            47:     int     a_hcount;
        !            48:     unsigned char   a_buffer[32];
        !            49:     int     a_bcount;
        !            50:     int     a_bsize;
        !            51: };
        !            52: 
        !            53: typedef struct adb_packet adb_packet_t;
        !            54: 
        !            55: 
        !            56: struct adb_request {
        !            57:     simple_lock_data_t a_lock;
        !            58:     int         a_result;   /* Result of ADB command */
        !            59:     int         a_flags;    /* used internally */
        !            60:     adb_packet_t        a_cmd;      /* Command packet */
        !            61:     adb_packet_t        a_reply;    /* Reply packet */
        !            62:     void            (*a_done)(struct adb_request *);
        !            63:     struct adb_request  *a_next;
        !            64: };
        !            65: 
        !            66: typedef struct adb_request adb_request_t;
        !            67: 
        !            68: /*
        !            69:  * ADB Packet Types
        !            70:  */
        !            71: 
        !            72: #define ADB_PACKET_ADB      0
        !            73: #define ADB_PACKET_PSEUDO   1
        !            74: #define ADB_PACKET_ERROR    2
        !            75: #define ADB_PACKET_TIMER    3
        !            76: #define ADB_PACKET_POWER    4
        !            77: #define ADB_PACKET_MACIIC   5
        !            78: 
        !            79: /*
        !            80:  * ADB Device Commands 
        !            81:  */
        !            82: 
        !            83: #define ADB_ADBCMD_RESET_BUS    0x00
        !            84: #define ADB_ADBCMD_FLUSH_ADB    0x01
        !            85: #define ADB_ADBCMD_WRITE_ADB    0x08
        !            86: #define ADB_ADBCMD_READ_ADB 0x0c
        !            87: 
        !            88: /*
        !            89:  * ADB Pseudo Commands
        !            90:  */
        !            91: 
        !            92: #define ADB_PSEUDOCMD_WARM_START        0x00
        !            93: #define ADB_PSEUDOCMD_START_STOP_AUTO_POLL  0x01
        !            94: #define ADB_PSEUDOCMD_GET_6805_ADDRESS      0x02
        !            95: #define ADB_PSEUDOCMD_GET_REAL_TIME     0x03
        !            96: #define ADB_PSEUDOCMD_GET_PRAM          0x07
        !            97: #define ADB_PSEUDOCMD_SET_6805_ADDRESS      0x08
        !            98: #define ADB_PSEUDOCMD_SET_REAL_TIME     0x09
        !            99: #define ADB_PSEUDOCMD_POWER_DOWN        0x0a
        !           100: #define ADB_PSEUDOCMD_SET_POWER_UPTIME      0x0b
        !           101: #define ADB_PSEUDOCMD_SET_PRAM          0x0c
        !           102: #define ADB_PSEUDOCMD_MONO_STABLE_RESET     0x0d
        !           103: #define ADB_PSEUDOCMD_SEND_DFAC         0x0e
        !           104: #define ADB_PSEUDOCMD_BATTERY_SWAP_SENSE    0x10
        !           105: #define ADB_PSEUDOCMD_RESTART_SYSTEM        0x11
        !           106: #define ADB_PSEUDOCMD_SET_IPL_LEVEL     0x12
        !           107: #define ADB_PSEUDOCMD_FILE_SERVER_FLAG      0x13
        !           108: #define ADB_PSEUDOCMD_SET_AUTO_RATE     0x14
        !           109: #define ADB_PSEUDOCMD_GET_AUTO_RATE     0x16
        !           110: #define ADB_PSEUDOCMD_SET_DEVICE_LIST       0x19
        !           111: #define ADB_PSEUDOCMD_GET_DEVICE_LIST       0x1a
        !           112: #define ADB_PSEUDOCMD_SET_ONE_SECOND_MODE   0x1b
        !           113: #define ADB_PSEUDOCMD_SET_POWER_MESSAGES    0x21
        !           114: #define ADB_PSEUDOCMD_GET_SET_IIC       0x22
        !           115: #define ADB_PSEUDOCMD_ENABLE_DISABLE_WAKEUP 0x23
        !           116: #define ADB_PSEUDOCMD_TIMER_TICKLE      0x24
        !           117: #define ADB_PSEUDOCMD_COMBINED_FORMAT_IIC   0X25
        !           118: 
        !           119: 
        !           120: struct CudaRequest {
        !           121:        struct CudaMachMessage *        next;
        !           122:        struct CudaMachMessage *        prev;
        !           123:        adb_packet_t                    a_cmd;      /* Command packet */
        !           124:        adb_packet_t                    a_reply;    /* Reply packet */
        !           125:        pmCallback_func                 pmCallback;
        !           126:        id                              pmId;
        !           127:        UInt32                          pmRefNum;
        !           128: };
        !           129: 
        !           130: typedef struct CudaRequest CudaRequest;
        !           131: 
        !           132: struct CudaMachMessage {
        !           133:        msg_header_t    msgHeader;
        !           134:        msg_type_t      msgType;
        !           135:        CudaRequest     msgBody;
        !           136: };
        !           137: 
        !           138: typedef struct CudaMachMessage CudaMachMessage;
        !           139: 
        !           140: 
        !           141: @interface AppleCuda : IODirectDevice <ADBservice, RTCservice>
        !           142: {
        !           143: 
        !           144: VIAAddress      VIA1_shift;     // pointers to VIA registers
        !           145: VIAAddress      VIA1_auxillaryControl;
        !           146: VIAAddress      VIA1_interruptFlag;
        !           147: VIAAddress      VIA1_interruptEnable;
        !           148: VIAAddress      VIA2_dataB;
        !           149: UInt8           PMack;          // ack bit
        !           150: 
        !           151: pmADBinput_func                ADBclient;              // Input handler in ADB client
        !           152: id                     ADBid;                  // id of ADB client
        !           153: pmCallback_func                RTCclient;              // Tick handler in RTC client
        !           154: id                     RTCid;                  // id of RTC client
        !           155: pmCallback_func     PWRclient;      // Button handler in Power Management client
        !           156: id          PWRid;          // id of Power Management client
        !           157: 
        !           158: CudaRequest *          clientRequest;
        !           159: CudaMachMessage                localMachMessage;
        !           160: UInt8                  firstChar;
        !           161: UInt32                 charCountS1;
        !           162: UInt8 *                dataPointer1;
        !           163: 
        !           164: CudaMachMessage *       queueHead;             // our command queue
        !           165: CudaMachMessage *      queueTail;
        !           166: port_t                 port;                   // our interrupt port
        !           167: pmCallback_func                who_to_call;            // ADB client's callback for solicited input
        !           168: id                     theirId;                // ADB client's id for input callback
        !           169: UInt32                 theirRefNum;            // ADB client's refnum for input callback
        !           170: ns_time_t              adb_read_timeout;       // timeout on read to absent adb device
        !           171: UInt8          auto_power_on;
        !           172: 
        !           173: }
        !           174: 
        !           175: 
        !           176: + (Boolean)probe : (IODeviceDescription *)deviceDescription;   // initialize the driver
        !           177: 
        !           178: - initFromDeviceDescription : (IODeviceDescription *)deviceDescription;
        !           179: 
        !           180: - free;                                                        // shut the driver down
        !           181: 
        !           182: - (void)interruptOccurred;
        !           183: 
        !           184: - (void)timeoutOccurred;
        !           185: 
        !           186: - (void)receiveMsg;
        !           187: 
        !           188: 
        !           189: 
        !           190:                                                                // ADB protocol
        !           191: - (void)registerForADBAutopoll :(pmCallback_func)inputHandler
        !           192:                                :(id)caller;
        !           193: 
        !           194: - (PMUStatus)ADBWrite  :(UInt32)DevAddr
        !           195:                        :(UInt32)DevReg
        !           196:                        :(UInt32)ByteCount
        !           197:                        :(UInt8*)Buffer
        !           198:                        :(UInt32)RefNum
        !           199:                         :(id)Id
        !           200:                        :(pmCallback_func)Callback;
        !           201: 
        !           202: - (PMUStatus)ADBRead   :(UInt32)DevAddr
        !           203:                        :(UInt32)DevReg
        !           204:                        :(UInt32)RefNum
        !           205:                         :(id)Id
        !           206:                        :(pmCallback_func)Callback;
        !           207: 
        !           208: - (PMUStatus)ADBReset  :(UInt32)Refnum
        !           209:                         :(id)Id
        !           210:                        :(pmCallback_func)Callback;
        !           211: 
        !           212: - (PMUStatus)ADBFlush  :(UInt32)DevAddr
        !           213:                        :(UInt32)RefNum
        !           214:                         :(id)Id
        !           215:                        :(pmCallback_func)Callback;
        !           216: 
        !           217: - (PMUStatus)ADBSetPollList    :(UInt32)PollBitField
        !           218:                                :(UInt32)RefNum
        !           219:                                :(id)Id
        !           220:                                :(pmCallback_func)Callback;
        !           221: 
        !           222: - (PMUStatus)ADBPollDisable    :(UInt32)RefNum
        !           223:                                :(id)Id
        !           224:                                :(pmCallback_func)Callback;
        !           225: 
        !           226: 
        !           227: - (PMUStatus)ADBSetFileServerMode:(UInt32)RefNum
        !           228:                                :(id)Id
        !           229:                                :(pmCallback_func)Callback;
        !           230: 
        !           231: 
        !           232: - (PMUStatus)ADBPollEnable      :(UInt32)RefNum
        !           233:                                :(id)Id
        !           234:                                :(pmCallback_func)Callback;
        !           235: 
        !           236: - (PMUStatus)ADBSetPollRate    :(UInt32)newRate
        !           237:                                :(UInt32)RefNum
        !           238:                                :(id)Id
        !           239:                                :(pmCallback_func)Callback;
        !           240: 
        !           241: - (PMUStatus)ADBGetPollRate    :(UInt32 *)currentRate
        !           242:                                :(UInt32)RefNum
        !           243:                                :(id)Id
        !           244:                                :(pmCallback_func)Callback;
        !           245: 
        !           246: - (PMUStatus)ADBSetAlternateKeyboard   :(UInt32)DevAddr
        !           247:                                        :(UInt32)RefNum
        !           248:                                        :(id)Id
        !           249:                                        :(pmCallback_func)Callback;
        !           250: 
        !           251: 
        !           252:                                                                // RTC protocol
        !           253: - (void)registerForClockTicks  :(pmCallback_func)tickHandler
        !           254:                                :(id)caller;
        !           255: 
        !           256: - (PMUStatus)setRealTimeClock  :(UInt8 *)newTime
        !           257:                                :(UInt32)RefNum
        !           258:                                :(id)Id
        !           259:                                 :(pmCallback_func)Callback;
        !           260: 
        !           261: - (PMUStatus)getRealTimeClock  :(UInt8 *)currentTime
        !           262:                                :(UInt32)RefNum
        !           263:                                :(id)Id
        !           264:                                :(pmCallback_func)Callback;
        !           265: 
        !           266: - (PMUStatus)setPowerupTime    :(UInt8 *)newTime
        !           267:                                :(UInt32)RefNum
        !           268:                    :(id)Id
        !           269:                 :(pmCallback_func)Callback;
        !           270: 
        !           271: 
        !           272: - (PMUStatus)CudaMisc          :(UInt8 *)output
        !           273:                                :(UInt32)length
        !           274:                                :(UInt32)RefNum
        !           275:                                :(id)Id
        !           276:                                :(pmCallback_func)Callback;
        !           277: 
        !           278:                                                                // private methods
        !           279: 
        !           280: // - (void)ADBinput:(UInt32)theLength:(UInt8 *)theInput;
        !           281: 
        !           282: - (void)StartCudaTransmission:(CudaRequest *)plugInMessage;
        !           283: 
        !           284: - (void)EnableCudaInterrupt;
        !           285: 
        !           286: - (void)CheckRequestQueue;
        !           287: 
        !           288: -(void) cuda_error;
        !           289: -(void) cuda_idle;
        !           290: -(void) cuda_collision;
        !           291: -(void) cuda_receive_last_byte;
        !           292: -(void) cuda_receive_data;
        !           293: -(void) cuda_unexpected_attention;
        !           294: -(void) cuda_expected_attention;
        !           295: -(void) cuda_transmit_data;
        !           296: -(void) cuda_process_response;
        !           297: -(void) poll_device;
        !           298: 
        !           299: 
        !           300: @end
        !           301: 
        !           302: 
        !           303: 
        !           304: 
        !           305: 
        !           306: 
        !           307: 
        !           308: 
        !           309: 
        !           310: 

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