用户手册 — Ciprico Rimfire 3880

目录

• Rimfire 3880 SCSI Host Bus Adapter. . . . . . . . ...

  1
  • User’s Guide

    1
  • Preface

    5
  • Organization

    5
  • Conventions

    7
    • Notational

      7
      • 1. An upper case letter H following a number indic...

        7
      • 2. In this document, a byte is defined as an 8-bit...

        7
      • 3. This manual represents all memory ordering in t...

        7
      • 4. The title of this manual, and all references to...

        7
    • Graphic

      7
      • Table 1: Graphic Representation of Parameter Block...

        7
  • Reference Documents

    8
  • Table of Contents

    9
    • 1

      9
    • 2

      9
    • 3

      10
    • 4

      10
    • 5

      12
    • 6

      12
    • 7

      14
    • 8

      18
    • A

      19
    • B

      19
    • C

      19
    • D

      19
    • E

      19
• 1

  21
  • Product Overview

    21
  • About the Rimfire 3880 Design

    22
    • Latest Bus Specifications

      22
    • Buffering scheme

      22
    • Buffer Management

      23
    • Target Mode Implementation

      23
  • What next?

    24
• 2

  25
  • Hardware Essentials

    25
  • Introduction

    26
  • Summary

    26
  • Hardware Structure and Description

    27
    • Intel 80186XL

      27
    • QLogic FAS 256

      27
    • Pipelined System Interface

      27
    • Data Buffer

      27
    • Block Diagram

      28
      • Figure 1 Block Diagram of RF3880

        28
  • Board Addressing

    29
    • Choosing an Address Modifier

      29
      • Table 2: Choosing an Address Modifier

        29
      • Table 3: VMEbus Address Modifiers for RF3880

        29
    • Choosing a VMEbus Address

      29
      • Table 4: Address Line Decoding

        29
  • Hardware Ports: General

    30
    • Hardware Port Addresses

      30
      • Table 5: Hardware Port Addresses

        30
    • Overview of the Ports

      30
      • 1. Set system bus transfer characteristics such as...

        30
      • 2. Pass the address of a Single Command Structure ...

        30
  • Address Buffer Port

    32
    • Table 6: Address Buffer Port Writes

      32
    • Table 7: Control Field of Address Buffer Port

      33
    • Note For any of the control bits to be considered ...

      33
    • Note The RF3880 supports 64-bit wide block transfe...

      33
  • Channel Attention Port

    34
    • 1. Construct a Single Command Structure in system ...

      34
    • 2. Load the Address Buffer Port with the Control B...

      34
    • 3. Write a 0 to the Channel Attention Port, instru...

      34
    • 1. Have an active Command List. (Command Lists are...

      35
    • 2. Fill the next available Parameter Block in the ...

      35
    • 3. Adjust the Command List Parameter Block IN Inde...

      35
    • 4. Write a 1 to the Channel Attention Port, instru...

      35
    • Table 8: Channel Attention

      35
    • Channel Attention Port Format

      35
  • Status Port

    36
    • Status Port: Reset Format

      36
      • Table 9: Status Port: Reset

        36
        • 1. Soon after reset, the Status Port is written wi...

          36
        • 2. Next, self-test begins and as it progresses, th...

          36
        • 3. The RDY bit is zero during self-test to indicat...

          36
        • 4. The RDY bit will change to one if the self-test...

          36
        • 5. After the RF3880 self-tests complete successful...

          36
      • Note Whenever the board is reset, the host operati...

        37
    • Status Port Error Codes

      37
      • Table 10: Status Port Error Codes

        37
    • Status Port: General Format

      38
      • Table 11: Status Port: General

        38
      • Note This bit does not toggle for Command List Cha...

        38
        • Table 12: Status Port Catastrophic Error Codes

          39
  • Reset Port

    40
  • Descriptions of Port Usage

    41
• 3

  43
  • Hardware Installation

    43
  • Introduction

    44
  • Summary

    44
  • Overview of the Installation Process

    45
  • Step 1: Unpacking the Board

    46
    • Shipping Damage

      46
    • Unpacking the Board

      46
      • Figure 2 Static Precaution

        46
  • Step 2: Jumpers and Termination

    47
    • Figure 3 Locations of Rimfire 3880 Jumpers

      47
    • SCSI Configuration Jumpers

      48
      • Figure 4 SCSI Configuration Jumper Block

        48
        • Table 13: Default Jumper Settings

          48
    • Bus Request/ Grant Jumper

      49
      • Figure 5 Bus Request/Grant and Sysfail Jumpers

        49
      • Figure 6 Bus Request and Grant on Level 2

        49
      • Figure 7 Bus Request and Grant on Level 1

        49
      • Figure 8 Bus Request and Grant on Level 0

        50
    • Sysfail Jumper

      50
    • VMEbus Address Jumpers

      50
      • Figure 9 VMEbus Address Jumper

        50
      • Figure 10 VMEbus Address Jumper Block Pins

        51
    • Example Addresses

      51
      • Table 14: Example Base Address Jumper Settings

        51
    • SCSI bus Termination

      52
      • Note Two types of SCSI bus terminators are used on...

        52
        • Figure 11 Board Fuse and Terminators

          52
      • Note It is very important to replace the terminati...

        52
  • Step 3: Board Insertion

    53
    • General Steps

      53
      • 1. Remove power from the system.

        53
      • 2. Remove as much of the enclosure shell as is nec...

        53
      • 3. Choose a free double-height slot for the RF3880...

        53
      • 4. Remove bus grant arbitration and interrupt ackn...

        53
      • 5. Align the RF3880 with the board guides on the s...

        53
      • 6. Slide the board forward and firmly press into t...

        53
      • 7. If your system subrack accommodates them, faste...

        53
      • Figure 12 Inserting the RF3880

        53
  • Step 4: Apply power and observe LEDs

    54
    • Meaning of LED’s

      54
      • Figure 13 Location of LEDs

        54
    • Power-up Sequence

      54
      • 1. Both LEDs will briefly light, then the green wi...

        54
      • 2. The amber LED will stay lit for less than 5 sec...

        54
      • 3. The amber LED will go out, indicating self-test...

        54
    • Error Conditions

      55
      • Table 15: Status Port Catastrophic Error Codes

        55
  • Step 5: Configure and Connect SCSI Devices

    56
    • Selectable Options

      56
    • Termination

      56
    • Cabling

      57
      • Table 16: SCSI Cable Connector

        57
• 4

  59
  • Command Operation

    59
  • Introduction

    60
  • Summary

    60
  • What the Adapter must accomplish

    61
  • The Base Parameter Block

    62
    • Parameter Block Format

      62
      • Table 17: Base Parameter Block

        62
  • The Base Status Block

    64
    • Status Block Format

      64
      • Table 18: Base Status Block

        64
    • Multiple Status Blocks

      66
  • Single Command Structure

    67
    • Format of Single Command Structure

      67
      • Table 20: Single Command Structure

        67
      • Table 21: Bit-meanings of Interrupt Field

        68
      • Note If you have set the ISB (Issue Status Block) ...

        68
  • Using a Single Command Structure

    69
    • Set-up the Structure in memory

      69
      • 1. Clear 52 bytes of system memory at the location...

        69
      • 2. Build a Parameter Block in bytes 0 through 28. ...

        69
      • 3. Assign a value to the Interrupt field of the Si...

        69
    • Prepare the Hardware Ports

      69
      • 4. If you are going to use this command to set bus...

        69
      • 5. Write the Control Field, Address Modifier and t...

        69
      • 6. Read the Status Port. Test the RDY bit (bit 1) ...

        69
    • Execute the Command

      69
      • 7. Write a 0 value to the Channel Attention Port.

        69
    • Determine Command Completion

      69
      • 8. When the command is complete, the adapter will ...

        69
  • Some Example Single Commands

    70
    • Example 1: Start Command List Board-control comman...

      70
      • 1. Select a portion of system memory for the Singl...

        70
      • 2. Fill in the Parameter Block information. (Detai...

        70
      • Table 22: Example Start Command List PB

        70
        • 3. Fill in the Interrupt Word of the Single Comman...

          71
      • Figure 14 Single Command Structure in memory

        71
        • 4. The next step is to load the Address Buffer Por...

          71
        • 5. The example board is jumpered at address EE00H....

          72
        • 6. Read the Hardware Status Port at address EE10H....

          72
        • 7. To execute the command, write a 0 to the Channe...

          72
        • 8. Poll for command completion by reading the Flag...

          72
      • Figure 15 Single Command Structure in memory

        72
    • Example 2:Inquiry Pass-through Command

      73
      • 1. The set-up of a Pass-through command is the sam...

        73
      • 2. Fill in the Parameter Block information. (Detai...

        73
      • Table 23: Example Pass-through command PB

        73
        • 3. Fill in the Interrupt Word of the Single comman...

          74
      • Figure 16 Single Command Structure in memory

        74
        • 4. The next step is to load the Address Buffer Por...

          74
        • 5. The example board is jumpered at address EE00H....

          74
        • 6. Read the Hardware Status Port at address EE10H....

          75
        • 7. To execute the command, write a 0 to the Channe...

          75
        • 8. When the command has completed, the Status Bloc...

          75
      • Figure 17 Single Command Structure in memory

        75
  • Command List Structure

    76
    • Format of Command List Structure

      76
      • Table 24: Command List Structure

        76
    • Description of the Fields

      76
      • Note Multiple Status Blocks generated from retries...

        77
  • Creating the Command List Structure

    78
    • 1. Select and clear a portion of memory that will ...

      78
    • 2. Issue a Start Command List command to the adapt...

      78
    • 3. Create Parameter Blocks in the reserved space, ...

      78
    • 4. Retrieve Status Blocks from the Status Block re...

      78
  • Using a Command List Structure

    79
    • Index Guidelines

      79
    • Command Guidelines

      79
    • Adding a Parameter Block

      80
      • 1. Compare the Parameter Block IN Index to the OUT...

        80
      • 2. Calculate the offset for the Parameter Block in...

        80
      • 3. Increment the Parameter Block IN Index.

        80
      • 4. Write a 1 to the Channel Attention Port.

        80
    • Removing a Status Block

      80
      • 1. Compare the Status Block IN Index with the OUT ...

        80
      • 2. Read in the Block indicated by the Status Block...

        80
      • 3. Increment the Status Block OUT Index.

        80
  • Example ‘C’ Routines for Command List

    81
• 5

  85
  • Initiator Mode Pass- through Commands

    85
  • Introduction

    86
  • Summary

    86
  • Initiator Pass- through Parameter Block Format

    87
    • Command Format

      87
      • Table 25: Initiator Pass-through Parameter Block

        87
    • Description of the Fields

      87
      • Note Valid Address Modifier values can be found by...

        87
        • Table 26: Bit-meanings of Address Modifier Field

          87
      • Note Bits 7, 2 and 1 work intra-dependently. They ...

        88
        • Table 27: Bit-meanings of Flags-1 Field

          88
    • Setting DBV, DAT and DIR Bits

      89
    • Using the Table Values

      89
      • Table 28: Example DAT and DIR bit settings

        89
      • Table 29: DIR and DAT Settings, Vendor-unique

        89
      • Note If you set a combination of DBV, DIR and DAT ...

        89
    • Table of DAT and DIR Automatic Settings

      90
      • Table 30: DAT and DIR Automatic Settings

        90
      • Table 31: Bit-meanings of Flag-2 Field

        93
      • Note Depending on the SCSI- 2 device you are using...

        93
        • Table 32: Meaning of TAG OPTS Bits

          93
          • 1. You can place a value in the field to represent...

            94
          • 2. Alternately, you could place a zero value in th...

            94
    • Message Format

      95
      • Table 33: Pass-through Message Parameter Block

        95
    • Description of the Fields

      95
  • Initiator Pass- through Status Block Format

    96
    • Status Block Format

      96
      • Note The fields displayed in 08H and 0CH are the d...

        96
        • Table 34: SCSI Pass-through Status Block

          96
    • Description of Fields

      96
      • Table 35: Bit-meanings of Flags Field

        96
      • Table 36: Bit-meanings of SCSI Status Field

        98
      • Table 37: Meaning of Status Byte Code

        98
      • Table 39: Meaning of Status Byte - Unexpected Phas...

        99
      • Table 40: Default Ordering of Sense Bytes

        100
      • Table 41: Ordering of 1st 16 Sequential Sense Byte...

        100
      • Table 42: Example of Selected Sense Bytes

        101
• 6

  103
  • Target Mode Pass- through Commands

    103
  • Introduction

    104
  • Summary

    104
  • Overview of Target Mode

    105
    • What is Target Mode?

      105
      • Figure 18 RF3880 in Target Mode

        105
    • What must the adapter accomplish in Target Mode?

      106
  • Overview of Special Target Mode Commands

    107
    • New commands

      107
      • Note For a complete description of the Target Mode...

        107
  • Command Descriptor Block Group Codes

    108
    • Note * During Target Mode operations, the Tag bit ...

      108
      • Table 43: SCSI Command Descriptor Block Groups

        108
  • Command Operation

    109
    • Sequence of Events— Enabling Target Mode

      109
      • 1. Host allocates 32 bytes of memory for the Targe...

        109
      • Note When Target Mode is terminated, whether by a ...

        109
        • 2. The Host issues a Target Mode Enable command to...

          109
        • 3. The adapter is ready to accept selection by an ...

          109
    • Sequence of Events— Receiving a command from an In...

      110
      • 1. An initiator selects the RF3880 as a SCSI targe...

        110
      • 2. Using the command data it receives from the ini...

        110
      • 3. The adapter sets the SAV bit in the Semaphore f...

        110
      • 4. The adapter disconnects from the SCSI bus. (The...

        110
      • 5. The adapter interrupts the Host. (The adapter w...

        110
      • Note Until the Host responds to selection (by writ...

        110
        • 6. The Host must read the Target Selection Data St...

          110
        • 7. The Host must write a 2 to the Channel Attentio...

          110
        • 8. The adapter is ready to send another selection ...

          110
    • Sequence of Events— Responding to an Initiator

      111
      • 1. The Host interprets the Target Selection Data S...

        111
      • 2. The Host writes Target Response data into a Tar...

        111
      • 3. The Host issues the command to the RF3880. This...

        111
      • 4. The RF3880 reselects the initiator specified in...

        111
      • 5. The adapter sends the SCSI status byte and Comm...

        111
      • 6. The adapter returns the SCSI bus to the Bus Fre...

        111
      • Note Instead of sending the status and Command Com...

        111
        • 7. The adapter sets completion status for the Targ...

          111
        • 8. The Host receives completion status for the Tar...

          111
  • Target Selection Data Structure

    112
    • Table 44: Target Selection Data Structure

      112
    • Table 45: Meaning of Flags Field

      113
    • Table 46: Meaning of SCSI Flags Field

      114
    • Table 47: Target Mode Error Sequence Code

      115
  • Target Mode Response Command

    117
    • Note This command must be issued from a Command Li...

      117
    • Command Format

      117
      • Table 49: Target Mode Response Parameter Block

        117
    • Description of Fields

      117
      • Table 50: Bit-meanings of Flags-1 Field

        118
      • Note The RF3880 is acting as a target when executi...

        118
      • Note A value of zero indicates a transfer of 4 bil...

        118
        • Table 51: Meaning of Response Control Flags Field

          119
      • Note As an example of how to use the bits of the R...

        120
  • Target Mode Response Command Status Block

    121
    • Status Block Format

      121
      • Table 52: First TM Response Command Status Block

        121
      • Table 53: Second TM Response Command Status Block

        121
    • Description of Fields

      121
      • Table 54: Meaning of Status Block Flags Field

        122
      • Table 55: Meaning of Command Status Flags Field

        123
      • Table 56: Target Mode Error Sequence Codes

        124
• 7

  125
  • Board-control Commands

    125
  • Introduction

    126
  • Summary

    126
  • Using the Reference

    127
  • General Status Block

    128
    • General Status Block Format

      128
      • Table 57: General Status Block

        128
    • Description of Fields

      128
      • Table 58: Bit-meanings of Flags Field

        128
      • Note The Flags byte returned in the Status Block o...

        128
  • List of Commands

    129
    • Table 59: Board-control Commands

      129
  • Start Command List (01H)

    130
    • Command Format

      130
      • Table 60: Start Command List Parameter Block

        130
    • Description of Fields

      130
      • Table 61: Bit-meanings of Interrupt Field

        131
      • Note An Error Code of 11H will be returned in the ...

        131
  • Stop Command List (02H)

    132
    • Command Format

      132
      • Table 62: Stop Command List Parameter Block

        132
    • Description of Fields

      132
      • Note An error code of 11H will be returned in the ...

        132
  • Identify (05H)

    133
    • Command Format

      133
      • Table 63: Identify Command Parameter Block

        133
    • Description of Fields

      133
    • Identify Command Status Block

      134
      • Table 64: Identify Command Status Block

        134
    • Description of Fields

      134
      • Table 65: Bit-meanings of Flags Field

        134
      • Table 66: Option Flags Field - Identify Status Blo...

        135
      • Table 67: Adapter SCSI ID Bits

        135
  • Board Statistics (06H)

    136
    • Command Format

      136
      • Table 68: Board Statistics Command Parameter Block...

        136
    • Description of Fields

      136
      • Table 69: Options Field

        137
    • Statistics Data Structure

      138
      • Table 70: Board Statistics Data Structure

        138
    • Description of Fields

      138
  • General Options (07H)

    139
    • Command Format

      139
    • Description of Fields

      139
      • Table 71: General Options Command Parameter Block

        139
      • Note You can use the Board Information command (7 ...

        139
      • Note The adapter will enforce a minimum burst size...

        140
        • Table 72: Bus Throttle Field Values

          140
        • Table 73: Select Flags Byte

          140
      • Note Use the option that sets the adapter to alway...

        141
  • Unit Options (08H)

    142
    • Command Format

      142
      • Table 74: Unit Options Command Parameter Block

        142
    • Description of Fields

      142
      • Note The sequentially recorded nature of tape medi...

        143
        • Table 75: Retry Control

          143
        • Table 76: Unit Flags

          144
      • Note If you set the TAG flag (explained below) the...

        144
        • Table 77: Default Ordering of Sense Bytes

          146
        • Table 78: Example Selection of Sense Bytes

          147
  • Diagnostic/ Self-test (09H)

    148
    • Command Format

      148
      • Table 79: Diagnostic/Self-test Parameter Block

        148
    • Description of Fields

      148
      • Table 80: Diagnostics Command Test Flags Field

        148
    • Status Block Format

      150
      • Table 81: Diagnostic Command Status Block

        150
    • Description of Fields

      150
      • Table 82: Bit-meanings of Flags Byte in Status Blo...

        150
  • Target Mode Enable (0AH)

    151
    • Command Format

      151
      • Note If you send a Target Mode Response command to...

        151
        • Table 83: Target Mode Enable Parameter Block

          151
    • Description of Fields

      151
      • Table 84: Meaning of Selection Interrupt Field

        152
  • Target Mode Disable (0BH)

    153
    • Command Format

      153
      • Table 85: Target Mode Disable Parameter Block

        153
    • Description of Fields

      153
      • Table 86: Meaning of Flags-1 Field

        153
  • Abort (0DH)

    154
    • Command Format

      154
      • Note This command must be used to abort pending Ta...

        154
        • Table 87: Abort Parameter Block

          154
    • Description of Fields

      154
  • SCSI Hard Reset (10H)

    155
    • Command Format

      155
      • Table 88: SCSI Hard Reset Parameter Block

        155
    • Description of Fields

      155
  • Board Information (15H)

    156
    • Command Format

      156
      • Table 89: Target Mode Disable Parameter Block

        156
    • Description of Fields

      156
      • Table 90: Board Information Options Field

        157
    • Board Information Data Structure

      157
      • Table 91: Board Information Data Structure

        157
    • Description of Fields

      158
      • Table 92: Board Information - Select Flags Field

        158
      • Table 93: Bus Throttle Field Values

        159
      • Table 94: Option Flags Field - Identify Status Blo...

        160
      • Table 95: Adapter SCSI ID Bits

        160
      • Table 96: Bit Meanings of Termination Field

        161
      • Table 97: SCSI Configuration Jumpers

        161
      • Table 98: SCSI Cfig Block - Default Jumper Setting...

        161
      • Table 99: Bit-meanings of Device Flags Field

        162
      • Note The setting of this bit indicates only that y...

        163
  • Extended Board Statistics (16H)

    165
    • Command Format

      165
      • Table 100: Extended Board Statistics Parameter Blo...

        165
    • Description of Fields

      165
      • Table 101: Extended Board Options Field

        166
    • Extended Statistics Data Structure

      167
      • Table 102: Extended Board Statistics Data Structur...

        167
    • Description of Fields

      167
  • Extended Unit Options (18H)

    169
    • Command Format

      169
      • Table 103: Extended Unit Options Parameter Block

        169
    • Description of Fields

      169
    • Extended Unit Options Data Structure

      170
    • Description of Fields

      170
      • Table 104: Extended Unit Options Data Structure

        170
      • Note The sequentially recorded nature of tape medi...

        170
        • Table 105: Bit-meanings of Retry Control Field

          171
        • Table 106: Unit Flags of Extended Unit Options

          172
      • Note If you set the TAG flag (explained on next pa...

        172
        • Table 107: Default Ordering of Sense Bytes

          174
• 8

  175
  • Details of Usage

    175
  • Introduction

    176
  • Summary

    176
  • Byte and Word Swapping

    177
    • Need for Swapping

      177
      • Table 108: Variations in Intel and Motorola Memory...

        177
      • Table 109: Explanation of Memory Storage Differenc...

        177
      • Table 110: Pass-through command Parameters

        178
      • Figure 19 Intel Ordering

        179
      • Figure 20 Motorola Ordering

        179
        • Table 111: Motorola Ordered Parameter Block

          179
      • Note Offset + x values are in opposite order for I...

        180
        • Table 112: Intel Ordered Parameter Block

          180
    • RF3880 Swapping Options

      180
    • Data Swapping

      181
  • Tagged Queuing

    182
    • How to Use Tagged Queuing

      182
      • Note If your SCSI-2 or SCSI- 3 device is operating...

        182
        • Table 113: Meaning of Flags-2 Field

          183
        • Table 114: Meaning of TAG OPTS Bits

          183
    • How It Works

      183
      • 1. The tag message is sent after the identify mess...

        183
      • 2. The adapter sends the commands in the exact ord...

        183
      • 3. The queue tag number that is sent with the tag ...

        183
    • Notes on Usage

      184
  • Target Mode Usage and SCSI Protocol Handling

    185
    • Selection Queue

      185
    • SCSI Bus Reset Handling

      185
    • Target Mode Disable Command Handling

      186
    • Abort Command Handling

      186
    • Synchronous Data Transfer Requests

      186
    • Wide Data Transfer Requests

      187
    • Unexpected Messages Received from the Initiator

      187
    • Automatic Adapter Responses

      187
    • Target Routines

      188
    • Disconnect Privilege

      189
      • Note It is also possible to send a command that re...

        189
    • Message Handling

      189
• A

  193
  • Error Codes

    193
  • Introduction

    194
  • Summary

    194
    • Status Block Error Codes

      194
      • Table 115: Base Status Block

        194
      • Table 116: Error Codes

        195
  • Status Port Error Codes

    198
    • Catastrophic Error Codes

      198
      • Table 117: Status Port: General

        198
      • Table 118: Status Port Catastrophic Error Codes

        198
    • Self-test Error Codes

      199
      • Table 119: Status Port: Reset

        199
    • Diagnostic/ Self-test Command

      199
      • Table 120: Self-test Status Port Error Codes

        200
• B

  201
  • Cables and Connectors

    201
  • Introduction

    202
  • Summary

    202
  • SCSI Connector

    203
    • Maximum Cable Length

      203
      • Table 121: Cable Connector Pin-outs for the RF3886...

        203
  • VMEbus Connector Pinouts

    204
    • Table 122: P1 Connector

      204
    • Table 123: P2 Connector

      205
• C

  207
  • Specifications

    207
  • Introduction

    208
  • Summary

    208
  • Specifications

    209
    • Table 124: Specifications for the Rf3880

      209
• D

  211
  • Defaults

    211
  • Introduction

    212
  • Summary

    212
  • Hardware Defaults

    213
    • Board Jumpers

      213
      • Table 125: Hardware Defaults - Jumpers

        213
    • Hardware Ports

      213
      • Table 126: Defaults for Hardware Ports

        213
    • Command Defaults

      214
      • Table 127: Command Defaults

        214
      • Note † This value is returned when Synchronous tra...

        215
• E

  217
  • Design Differences

    217
  • Introduction

    218
  • Summary

    218
  • Features no longer Supported

    219
  • Implementation Differences

    220
  • How to Maximize Performance

    222
• A

  223
• B

  223
• C

  223
• D

  224
• E

  224
• F

  225
• H

  225
• I

  225
• J

  225
• L

  225
• M

  226
• N

  226
• O

  226
• P

  226
• R

  226
• S

  227
• T

  227
• V

  228
• W

  228