Motorola MCP750 manuels

Manuels d'utilisation et guides de l'utilisateur pour PC/postes de travail Motorola MCP750.
Nous fournissons des manuels en pdf 2 Motorola MCP750 à télécharger gratuitement par type de document : Manuel de service, Spécifications

Motorola MCP750 Manuel de service (210 pages)

marque: Motorola | Catégorie: PC/postes de travail | Taille: 1.84 MB |

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Table des matières

Motorola MCP750 Spécifications (344 pages)

marque: Motorola | Catégorie: PC/postes de travail | Taille: 1.90 MB |

Anglais

Table des matières

Device Driver Programming

1

Syntax Notation

4

Referenced Publications

4

Contents

7

Introduction

17

Organization of Manual 1

20

Supporting Documentation 1

21

Understanding Device Drivers

23

Structure 2

26

Parallel Execution 2

27

Interrupts 2

27

Types of Devices 2

29

STREAMS Interface 2

30

Major and Minor Numbers 2

31

Driver Environment 2

34

• Master

35

• System

35

Master File 2

35

Driver Development 2

36

The PCI Environment

37

Big Vs Little Endian Issues 3

40

Types of PCI Resources 3

41

Base Address Registers(BAR) 3

42

PowerMax OS Support 3

43

System Overview 4

49

Caches 4

50

Memory 4

51

Data Types 4

51

(H)VME Addressing 4

52

Transfer Width Support 4

53

Address Types 4

53

Address Modiﬁers 4

53

HVME Address Ranges 4

54

VME Address Ranges 4

54

Bus Time-Out 4

56

Bus Arbitration 4

57

• Straight priority

58

• CPU Release on Request

58

Interrupt Lines (Levels) 4

59

• jumpers or switches

60

System Overview 5

65

Caches 5

66

Memory 5

67

Timers 5

67

Interrupts 5

67

Data Types 5

68

Byte-Ordering and Alignment 5

68

VME Addressing 5

69

Address Modiﬁers 5

70

VME Address Ranges 5

70

Bus Time-Out 5

71

• Invalid transfer

72

Bus Arbitration 5

73

Interrupt Lines (Levels) 5

74

VME to PCI Address Decode 5

76

System Overview 6

79

Caches 6

80

Memory 6

81

Data Types 6

81

VME Addressing 6

82

Transfer Width Support 6

83

Address Types 6

83

Address Modiﬁers 6

83

VME Address Ranges 6

83

VME Devices as Bus Masters 6

84

Bus Time-Out 6

85

Bus Arbitration 6

87

Interrupt Lines (Levels) 6

88

System Overview 7

93

Processor Board 7

96

Memory 7

96

Timers 7

97

Interrupts 7

97

Data Types 7

97

Byte-Ordering and Alignment 7

98

VME Addressing 7

99

VME Address Ranges 7

100

Bus Time-Out 7

101

Bus Arbitration 7

102

Bus Request Levels 7

103

Interrupt Lines (Levels) 7

103

PCI Address Decode 7

105

0xA0000000

106

0xC0000000

106

0xFCC00000

106

0xFCFF0000

106

0x80000000

106

SYSTEM OVERVIEW 8

109

PROCESSOR BOARD 8

109

MEMORY 8

110

BUSSES 8

112

TIMERS 8

112

INTERRUPTS 8

112

DATA TYPES 8

113

BYTE-ORDERING AND ALIGNMENT 8

113

System Data Structures 9

123

Header Files 9

124

The cdevsw Structure 9

125

The cred Structure 9

127

The adapter Structure 9

129

Kernel Support Routines 9

132

BREAK signal.)

133

Memory Access Routines 9

135

Address Management Routines 9

135

Data Transfer Routines 9

136

Synchronization Routines 9

137

Sleep Locks 9

138

Timing and Timeout Routines 9

139

Interrupt Vector Routines 9

140

Debug Routines 9

141

Developing a Device Driver

145

Device Registers 10

148

Command Sequences 10

148

DMA Support 10

148

Programmed I/O Support 10

149

Data Chaining Support 10

149

Installing the Device 10

150

Initialization Routines 10

153

I/O Service Routines 10

153

Interrupt Service Routines 10

153

The Init Routine 10

155

The Open Routine 10

157

• Enable device interrupts

158

• Lock a non-sharable device

158

The Close Routine 10

159

The Read Routine 10

160

/* number of bytes to copy */

161

The Write Routine 10

162

The Ioctl Routine 10

163

The Chpoll Routine 10

164

• 0 if the poll is successful

164

The Mmap Routine 10

165

Local Routines 10

168

Error Handling 10

169

Protecting a Device Driver 11

175

• Global variables

176

• Hardware registers

176

• _LOCKTEST

178

• _MPSTAT

178

Spin Locks 11

179

Basic Locks 11

180

NULL pointer

181

Read/Write Locks 11

183

Sleep Locks 11

187

LWP that suc

191

Using Multiple Locks 11

192

Synchronization Variables 11

192

LWP upon

194

LWP which is in

194

LWP goes to sleep. No spin

194

LWPs are sleeping on

196

LWPswake

196

Overview 12

199

DMA into User Buffers 12

199

24-Bit DMA Devices 12

203

Loadable Modules

205

The DLM Mechanism 13

208

Demand Load 13

209

Auto Load 13

209

Demand Unload 13

210

Auto Unload 13

210

Making Modules Loadable 13

211

Wrapper Data Structures 13

212

Wrapper Macros 13

212

Sample Wrapper Code 13

213

Managing Loadable Modules 13

218

Unloading the Module 13

220

DLM Error Messages 13

220

Dynamic Symbols and kdb 13

220

Using idtools 14

223

Overview of DSP Components 14

229

DSP Component Files 14

230

Driver.o 14

231

Master 14

231

System 14

231

$version 1

232

$loadable gt

232

Mtune 14

233

Sassign 14

235

Space.c 14

236

Packaging the Driver 14

237

Installing a Package 14

240

Removing a Package 14

241

Installing a DSP 14

241

Updating a DSP 14

242

Removing a DSP 14

242

Building a New Kernel 14

243

Driver Testing and Debugging

245

General Guidelines 15

248

Common Driver Problems 15

251

Timing Errors 15

252

Corrupted Interrupt Stack 15

252

Accessing Critical Data 15

252

Booting Scenarios 15

255

Shutdown and Reboot 15

255

Using crash Functions 15

263

Kernel Debugger 15

264

Entering kdb from a Driver 15

265

System Panics 15

265

Special Considerations

267

Additional Considerations 16

272

System Requirements 16

272

P_PLOCK

278

Shared Memory Regions 17

282

User I/O Buffer Descriptor 17

283

Overview of Error Returns 17

289

Driver 17

291

The spl Support Routines 17

295

Rescheduling Control Tools 17

296

The Server System Calls 17

297

The open Routine 17

299

The aread Routine 17

302

The awrite Routine 17

303

The acheck Routine 17

304

The await Routine 17

305

Control Functions 17

306

The close Routine 17

307

Use of Local Memory 17

312

MPA_CPU_VMELEV command;

313

P_SHMBIND

315

Reset the Device 17

316

Debugging the Driver 17

317

Glossary

325

Glossary-12

336

I/O 10-7

338

STREAMS interface 2-6

338

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