Serial ATA 串行协议介绍

TABLE OF CONTENTS
1 Scope ...........................................................................................................................11
2 Goals, objectives and migration considerations ...............................................................11
2.1 Goals and objectives ..............................................................................................11
2.2 Migration Considerations ........................................................................................12
3 Normative references ....................................................................................................13
3.1 Approved references ..............................................................................................13
3.2 Other references ....................................................................................................13
4 Definitions, abbreviations, and conventions .....................................................................13
4.1 Definitions and abbreviations ..................................................................................13
4.1.1 ATA (AT Attachment)......................................................................................13
4.1.2 ATAPI (AT Attachment Packet Interface) device ...............................................13
4.1.3 backchannel ...................................................................................................14
4.1.4 bit synchronization ..........................................................................................14
4.1.5 byte ...............................................................................................................14
4.1.6 character........................................................................................................14
4.1.7 character alignment ........................................................................................14
4.1.8 character slipping ...........................................................................................14
4.1.9 code violation .................................................................................................14
4.1.10 comma character ............................................................................................14
4.1.11 comma sequence ...........................................................................................14
4.1.12 command aborted...........................................................................................15
4.1.13 command completion......................................................................................15
4.1.14 command packet ............................................................................................15
4.1.15 Control Block registers ....................................................................................15
4.1.16 control character .............................................................................................15
4.1.17 control variable ...............................................................................................15
4.1.18 CRC ..............................................................................................................15
4.1.19 data character ................................................................................................15
4.1.20 device............................................................................................................15
4.1.21 DMA (direct memory access)...........................................................................15
4.1.22 Dword............................................................................................................16
4.1.23 Dword synchronization ....................................................................................16
4.1.24 encoded character ..........................................................................................16
4.1.25 elasticity buffer ...............................................................................................16
4.1.26 First-party DMA access...................................................................................16
4.1.27 First-party DMA mode .....................................................................................16
4.1.28 FIS ................................................................................................................16
4.1.29 Frame Information Structure............................................................................16
4.1.30 frame .............................................................................................................16
4.1.31 interrupt pending.............................................................................................17
4.1.32 legacy device .................................................................................................17
4.1.33 legacy mode...................................................................................................17
4.1.34 legal character ................................................................................................17
4.1.35 LFSR .............................................................................................................17
4.1.36 PIO (programmed input/output) .......................................................................17
4.1.37 primitive .........................................................................................................17
4.1.38 sector.............................................................................................................17
4.1.39 Shadow Register Block registers .....................................................................17
4.1.40 unrecoverable error.........................................................................................17
4.1.41 word ..............................................................................................................17
4.2 Conventions ..........................................................................................................18
4.2.1 Precedence....................................................................................................18
4.2.2 Keywords .......................................................................................................18