Manual Do Utilizadoríndice analíticoFront Cover1FOR SAFE OPERATION2Revision History3Preface5Contents11Illustrations16Figures16Tables17CHAPTER 1 Command Processing191.1 Command Format191.2 Status Byte241.3 Outline of Command Processing261.3.1 Single commands261.3.2 Command link271.3.3 Disconnect/reconnect processing291.3.4 Synchronous mode data transfer/wide mode data transfer331.4 Command Queuing Function341.4.1 Untagged queuing341.4.2 Tagged queuing361.5 UNIT ATTENTION Condition371.5.1 Generation of the UNIT ATTENTION condition371.5.2 Response and release condition at UNIT ATTENTION condition hold state381.5.3 UNIT ATTENTION condition multiple hold401.6 Sense Data Hold State401.6.1 Sense data hold condition401.6.2 Response and release conditions at sense data hold state401.7 Command Processing Exceptions411.7.1 Overlapping commands411.7.2 Illegal LUN specification421.7.3 Reserved operation code421.7.4 Command processing in the not ready state421.7.5 Error recovery processing441.7.6 Reset processing461.7.7 Fatal hardware errors471.8 Data Block Addressing481.8.1 Definition of data space481.8.2 Logical block addressing50CHAPTER 2 Data Buffer Management512.1 Data Buffer512.1.1 Data buffer configuration and basic operation512.1.2 Operation mode setting552.2 Look-Ahead Cache Feature562.2.1 Caching operation562.2.2 Caching parameters592.2.3 Look-Ahead operation, Look-Ahead volume602.3 Write Cache61CHAPTER 3 Command Specifications633.1 Control/Sense Commands633.1.1 TEST UNIT READY (00)633.1.2 INQUIRY (12)643.1.3 READ CAPACITY (25)753.1.4 CHANGE DEFINITION (40)763.1.5 MODE SELECT (15)813.1.6 MODE SELECT EXTENDED (55)883.1.7 MODE SENSE (1A)903.1.8 MODE SENSE EXTENDED (5A)963.1.9 REZERO UNIT (01)973.1.10 START/STOP UNIT (1B)983.1.11 RESERVE (16)993.1.12 RESERVE EXTENDED (56)1023.1.13 RELEASE (17)1033.1.14 RELEASE EXTENDED (57)1043.1.15 REQUEST SENSE (03)1043.1.16 LOG SELECT (4C)1063.1.17 LOG SENSE (4D)1103.1.18 PERSISTENT RESERVE IN (5E)1113.1.19 PERSISTENT RESERVE OUT (5E)1183.1.20 REPORT LUNS (A0)1223.1.21 REPORT DEVICE IDENTIFIER (A3)1243.1.22 SET DEVICE IDENTIFIER (A4)1253.2 Data Access Commands1273.2.1 READ (08)1273.2.2 READ EXTENDED (28)1283.2.3 WRITE (0A)1293.2.4 WRITE EXTENDED (2A)1303.2.5 WRITE AND VERIFY (2E)1313.2.6 VERIFY (2F)1323.2.7 SEEK (0B)1333.2.8 SEEK EXTENDED (2B)1333.2.9 SET LIMITS (33) (Not Supported)1343.2.10 SYNCHRONIZE CACHE (35)1363.3 Format Commands1373.3.1 FORMAT UNIT (04)1373.3.2 REASSIGN BLOCKS (07)1473.3.3 READ DEFECT DATA (37)1503.4 Maintenance, Diagnostic Commands1543.4.1 SEND DIAGNOSTIC (1D)1543.4.2 RECEIVE DIAGNOSTIC RESULTS (1C)1603.4.3 WRITE BUFFER (3B)1643.4.4 READ BUFFER (3C)1693.4.5 READ LONG (3E)1733.4.6 WRITE LONG (3F)1743.4.7 WRITE SAME (41)175CHAPTER 4 Parameter Data Formats1774.1 Mode Parameters1774.1.1 Read/Write error recovery parameters (page code = 1)1774.1.2 Disconnect/reconnect parameters (page code = 2)1864.1.3 Format parameter (page code = 3)1904.1.4 Drive parameter (page code = 4)1934.1.5 Verify error recovery parameters (page code = 7)1954.1.6 Caching parameters (page code = 8)1974.1.7 Control mode parameters (page code = 0A)2034.1.8 Notch parameter (page code = 0C)2074.1.9 Informational exceptions control page (page code = 1C)2094.1.10 Additional error recovery parameters (page code = 21)2124.2 Log Parameters2134.2.1 Supprot log page (X'00')2144.2.2 Buffer overrun / underrun page (X'01')2154.2.3 Write error count page (X'02')2164.2.4 Read error count page (X'03')2194.2.5 Verify error count page (X'05')2234.2.6 Non-medium error count page (X'06')2264.2.7 Temperature page (X'0D')2274.2.8 Start-stop cycle counter page (X'0E')2284.2.9 Application client page (X'0F')2314.2.10 Self-test result page (X'10')2324.2.11 SMART status page (X'2F')2334.2.12 SMART data page (X'38')233CHAPTER 5 Sense Data Error Recovery Methods2355.1 Sense Data2355.1.1 Sense data format2355.1.2 Sense data basic information2365.2 INIT Error Recovery Methods (Recommended)2455.2.1 Termination status analysis and error recovery methods2455.2.2 Sense data analysis and error recovery methods2485.2.3 Error logging2555.3 Disk Drive Error Recovery Processing2565.3.1 Error states and retry processing procedures2565.3.2 Auto alternate block allocation processing2575.3.3 Error recovery processing control259CHAPTER 6 Disk Media Management2616.1 Defect Management2616.2 Disk Media Initialization2636.2.1 Initialization during installation2636.2.2 Re-initialization2656.3 Data Block Verification Methods (Recommended)2666.4 Alternate Block Allocation Processing267Glossary269Acronyms and Abbreviations273Index277READER’S COMMENT FORM287Back Cover290Tamanho: 2 MBPáginas: 290Language: EnglishAbrir o manual