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Text File | 1994-04-03 | 150KB | 2,970 lines

.RR--!--!--!--!--!--!--!--!--!--!--!--!--!--!--!--!--!--!--!--!--!--!--!--!--!--! .PL 62 .LM 1 .RM 78 .MT3 .MB4 .HM1 .FM1 .PO10 .CW10 .SR2 .UJ0 .OJ0 .UL1 .heCD-ROM Devices 08/07/89 .foSCSI-2 SONY Draft Proposal 13-# Revision 10a .PN 1 .FO 13-# 13. C─-RO═ Devices .pm 3 .aw on .cp 25 .pm 0 .aw off 13.1. Mode∞ fo≥ CD-ROM Devices .pm 3 .aw on ááC─-RO═ device≤ permi⌠ readinτ datß froφ ß rotatinτ media« Writinτ thσ mediß ì i≤ no⌠ supported« Datß transfe≥ caε begiε witΦ an∙ oµ thσ consecutivel∙ ì numbereΣ logica∞ blocks« Datß oε C─-RO═ device≤ i≤ addresseΣ thσ samσ a≤ ì usua∞ (magnetic⌐ direc⌠-acces≤ devices« Somσ C─-RO═ device≤ suppor⌠ ß separatσ ì informatioε streaφ (e.g« audi∩ and/o≥ vide∩ bu⌠ referreΣ t∩ a≤ audi∩ iε thi≤ ì section⌐ transmitteΣ viß ß connectioε othe≥ thaε thσ SCS╔ Bus« Thi≤ devicσ ì typσ define≤ command≤ fo≥ controllinτ thesσ othe≥ informatioε streams« ááC─-RO═ drive≤ arσ designeΣ t∩ worδ witΦ an∙ disπ tha⌠ meet≤ thσ "ReΣ Bookó ì o≥ "Yello≈ Bookó (IE├ 908⌐ document≤ a⌠ thσ curren⌠ revisioε level« Man∙ ne≈ ì drive≤ reaΣ C─-RO═ datß discs¼ digita∞ audi∩ discs¼ anΣ audi∩-combineΣ disc≤ ì (i.e« somσ track≤ arσ audio¼ somσ track≤ arσ data). .cp 12 .aw off .pm 0 13.1.1. C─-RO═ Mediß Organization .aw on .pm 3 ááThσ format≤ writteε oε thσ C─-RO═ anΣ C─-D┴ (Digita∞ Audio⌐ mediß requirσ ì specia∞ interfacinτ considerations« ááNOTE║ Thi≤ sectioε contain≤ ß numbe≥ oµ term≤ whicΦ havσ specia∞ meaning≤ ì peculia≥ t∩ C─-RO═ technolog∙ o≥ tha⌠ ma∙ bσ unfamilia≥ t∩ man∙ reader≤ oµ ì thi≤ standard« Thσ glossar∙ (seσ 13.4.⌐ define≤ thesσ terms. ááThesσ disc≤ ma∙ contaiε eithe≥ audio¼ datß o≥ ß mixturσ oµ thσ two« Tablσ ì 1│-▓ show≤ thσ forma⌠ oµ ß audi∩-combineΣ disπ t∩ illustratσ thσ relationshi≡ ì betweeε thσ logica∞ blocδ addresse≤ reporteΣ iε SCS╔ anΣ thσ MS╞ addres≤ ì encodeΣ oε thσ media« .cp 7 .lm 3 ááNOTE║ Thσ terφ framσ i≤ useΣ iε tw∩ differen⌠ way≤ iε thσ C─-RO═ mediß ì áástandard« Thσ intendeΣ meaninτ caε onl∙ bσ determineΣ froφ thσ context« ì ááWheneve≥ possible¼ thi≤ descriptioε replace≤ thσ large≥ datß uni⌠ witΦ thσ ì áámorσ familia≥ terφ "sector"« Thσ primar∙ exceptioε t∩ thi≤ polic∙ i≤ thσ ì ááusσ oµ framσ wheε referrinτ t∩ thσ MS╞ address« Iε thσ MS╞ context¼ onσ ì ááframσ (╞ FielΣ unit⌐ equal≤ onσ sector« Oε ß typica∞ tw∩ channe∞ C─-D┴ ì áámedia¼ eacΦ framσ (╞ FielΣ unit⌐ i≤ playeΣ iε 1/75tΦ oµ ß second« .lm 1 ááThσ physica∞ forma⌠ defineΣ b∙ thσ C─-RO═ mediß standard≤ provide≤ 235▓ ì byte≤ pe≥ sector« Fo≥ usua∞ compute≥ datß applications¼ 204╕ byte≤ arσ useΣ ì fo≥ use≥ data¼ 1▓ byte≤ fo≥ ß synchronizatioε field¼ ┤ byte≤ fo≥ ß secto≥ ì addres≤ taτ fielΣ anΣ 28╕ byte≤ ¡ thσ auxiliar∙ fielΣ ¡ fo≥ ╠-E├ (C─-RO═ Datß ì Modσ 1)« Iε les≤ critica∞ applications¼ thσ auxiliar∙ fielΣ ma∙ als∩ bσ useΣ ì fo≥ use≥ datß (C─-RO═ Datß Modσ 2)« ┴ C─-RO═ physica∞ secto≥ sizσ i≤ 2048¼ ì 233╢ o≥ 234░ byte≤ pe≥ sector« Thesσ value≤ corresponΣ t∩ use≥ datß fielΣ ì only¼ use≥ datß plu≤ auxiliar∙ data¼ thσ ┤ bytσ addres≤ taτ plu≤ use≥ datß ì plu≤ auxiliar∙ data. .cp 4 ááSelectioε amonτ thesσ option≤ i≤ madσ b∙ settinτ thσ densit∙ codσ fielΣ oµ ì thσ MOD┼ SELEC╘ blocδ Descriptor« Thσ usua∞ selectioε i≤ 204╕ byte≤ pe≥ ì physica∞ secto≥ viß ß Densit∙ Codσ settinτ oµ 1« (Seσ Tablσ 1│-2╕ C─-RO═ ì Densit∙ Codσ Values.) .cp 5èááThi≤ samσ areß oµ thσ C─-RO═ o≥ C─ audi∩ mediß ma∙ storσ 1/75tΦ oµ ß seconΣ ì oµ ▓ channe∞ audi∩ informatioε formatteΣ accordinτ t∩ thσ C─-D┴ specification« ì (Thesσ audi∩ channel≤ arσ usuall∙ thσ Lef⌠ anΣ Righ⌠ component≤ oµ ß stere∩ ì pair.⌐ Aε audi∩ onl∙ densit∙ codσ valuσ caε bσ useΣ t∩ declarσ aε areß oµ thσ ì mediß t∩ bσ invaliΣ fo≥ datß operations« ááDatß sector≤ arσ addresseΣ b∙ thei≥ logica∞ blocδ addres≤ relativσ t∩ thσ ì firs⌠ addressablσ blocδ oε thσ mediuφ whicΦ i≤ locateΣ a⌠ MS╞ addres≤ ì 00/02/00« Thi≤ MS╞ addres≤ i≤ thσ logica∞ beginninτ oµ medium¼ anΣ i≤ ì designateΣ logica∞ blocδ zero. ááLogica∞ addressinτ oµ C─-RO═ informatioε ma∙ usσ an∙ logica∞ blocδ length« ì Wheε thσ specifieΣ logica∞ blocδ lengtΦ i≤ aε exac⌠ diviso≥ o≥ integra∞ ì multiplσ oµ thσ selecteΣ numbe≥ oµ byte≤ pe≥ C─-RO═ sector¼ thσ devicσ shal∞ ì ma≡ onσ t∩ onσ thσ byte≤ transferreΣ froφ C─-RO═ sector≤ t∩ thσ byte≤ oµ ì Logica∞ Blocks« Fo≥ instance¼ iµ 204╕ byte≤ arσ transferreΣ froφ eacΦ C─-RO═ ì secto≥ (specifieΣ b∙ thσ C─-RO═ Densit∙ Codσ value¼ seσ Tablσ 1│-28)¼ anΣ thσ ì logica∞ blocδ lengtΦ i≤ 51▓ bytes¼ theε eacΦ C─-RO═ secto≥ shal∞ ma≡ t∩ ì exactl∙ fou≥ logica∞ blocks« Thi≤ standarΣ doe≤ no⌠ definσ thσ mappinτ oµ ì Logica∞ Blocδ length≤ whicΦ d∩ no⌠ evenl∙ dividσ o≥ arσ no⌠ exac⌠ multiple≤ oµ ì thσ selecteΣ numbe≥ oµ byte≤ pe≥ C─-RO═ sector. áá┴ tracδ ma∙ bσ vieweΣ a≤ ß partitioε oµ thσ C─-RO═ addres≤ space« ┴ C─-RO═ ì mediß contain≤ froφ onσ t∩ ninet∙-ninσ tracks« Al∞ informatioε sector≤ oµ ß ì tracδ arσ requireΣ t∩ bσ oµ thσ samσ typσ (audi∩ o≥ data⌐ anΣ mode« EacΦ ì changσ iε thσ typσ oµ informatioε oε thσ disπ require≤ ß changσ iε tracδ ì number« ┴ disπ containinτ botΦ audi∩ anΣ datß woulΣ havσ a⌠ leas⌠ tw∩ tracks¼ ì onσ fo≥ audi∩ anΣ onσ fo≥ data« ááThσ track≤ oµ ß C─ mediß arσ numbereΣ consecutivel∙ witΦ value≤ betweeε ▒ ì anΣ 99« However¼ thσ firs⌠ informatioε tracδ ma∙ havσ ß numbe≥ greate≥ thaε 1« ì Track≤ havσ ß minimuφ lengtΦ oµ 30░ sector≤ includinτ an∙ transitioε areß tha⌠ ì i≤ par⌠ oµ ß track« ááThσ C─-RO═ mediß standard≤ requirσ transitioε area≤ betweeε track≤ encodeΣ ì witΦ differen⌠ type≤ oµ information« Iε addition¼ transitioε area≤ ma∙ bσ ì useΣ a⌠ thσ beginninτ o≥ enΣ oµ an∙ track« Fo≥ audi∩ track≤ thσ transitioε ì area≤ arσ calleΣ pausσ areas« Fo≥ datß track≤ transitioε area≤ arσ calleΣ ì prσ-ga≡ anΣ pos⌠-ga≡ areas« Seσ Tablσ 1│-▓ fo≥ aε example« Thσ "ReΣ Bookó ì anΣ "Yello≈ Bookó document≤ specif∙ minimuφ timσ duration≤ fo≥ thesσ areas« ì Maximuφ timσ duration≤ arσ no⌠ specified« ááTransitioε area≤ arσ formatteΣ anΣ thσ logica∞ addres≤ continue≤ t∩ ì incremen⌠ througΦ transitioε areas« Somσ mediß (i.e« disc≤ witΦ onl∙ onσ ì track⌐ ma∙ no⌠ havσ transitioε areas« Thσ mean≤ t∩ determinσ oµ thσ locatioε ì oµ thσ transitioε area≤ i≤ vendo≥ o≥ applicatioε specifiπ anΣ i≤ addresseΣ b∙ ì othe≥ standard≤ (e.g« IS╧ 9660). .cp 6 ááC─-RO═ i≤ ß uniquσ SCS╔ devicσ iε thσ respec⌠ tha⌠ somσ logica∞ block≤ oε ß ì disπ ma∙ no⌠ bσ accessiblσ b∙ al∞ commands« SEE╦ command≤ ma∙ bσ issueΣ t∩ ì an∙ logica∞ blocδ addres≤ withiε thσ reporteΣ capacit∙ oµ thσ disc« REA─ ì command≤ canno⌠ bσ issueΣ t∩ logica∞ block≤ tha⌠ occu≥ iε somσ transitioε ì areas¼ o≥ t∩ logica∞ block≤ withiε aε audi∩ track« PLA┘ command≤ canno⌠ bσ ì issueΣ t∩ logica∞ block≤ withiε ß datß track« è.cp 2 ááThσ blanδ verif∙ (BlkVfy⌐ optioε oµ thσ Verif∙ commanΣ (15.2.11)¼ fo≥ C─-RO═ ì devices¼ shal∞ verif∙ tha⌠ thσ addresseΣ block≤ arσ transitioε areß blocks. .cp 5 ááC─-RO═ mediß havσ leaΣ-iε anΣ leaΣ-ou⌠ areas« Thesσ area≤ arσ outsidσ oµ ì thσ use≥ accessiblσ areß a≤ reporteΣ iε thσ REA─ C─-RO═ CAPACIT┘ data« Thσ ì leaΣ-iε areß oµ thσ mediß i≤ designateΣ tracδ zero« Thσ leaΣ-ou⌠ areß i≤ ì designateΣ tracδ 0AAh« Thσ suΓ-channe∞ ╤ iε thσ leaΣ-iε tracδ contain≤ ß ì tablσ oµ content≤ (TOC⌐ oµ thσ disc. .lm 3 ááIMPLEMENTOR╙ NOTE║ Thσ REA─ C─-RO═ CAPACIT┘ commanΣ return≤ thσ logica∞ ì ááblocδ addres≤ oµ thσ las⌠ blocδ prio≥ t∩ thσ leaΣ-ou⌠ area« Thi≤ locatioε ì ááma∙ bσ iε ß transitioε areß anΣ thereforσ no⌠ ß valiΣ addres≤ fo≥ reaΣ ì ááoperations« .lm 1 .cp 7 ááThσ tablσ oµ content≤ give≤ thσ absolutσ MS╞ locatioε oµ thσ firs⌠ ì informatioε secto≥ oµ eacΦ track« Contro∞ informatioε (audio/data¼ methoΣ oµ ì audi∩ encoding¼ etc.⌐ fo≥ eacΦ tracδ i≤ als∩ giveε iε thσ TOC« However¼ thσ ì TO├ doe≤ no⌠ distinguisΦ betweeε thσ differen⌠ mode≤ oµ datß track≤ (i.e« C─-ì RO═ Datß Modσ onσ vs« C─-RO═ Datß Modσ two)« .cp 7 ááThσ MS╞ location≤ oµ thσ beginninτ oµ datß track≤ iε thσ TO├ arσ requireΣ t∩ ì bσ accurate¼ however¼ thσ TO├ value≤ fo≥ audi∩ track≤ havσ ß tolerancσ oµ plu≤ ì o≥ minu≤ 7╡ sectors« Informatioε froφ thσ TO├ caε bσ useΣ t∩ repl∙ t∩ ß REA─ ì C─-RO═ CAPACIT┘ command« Wheε thi≤ i≤ donσ thσ drivσ implemento≥ shoulΣ ì conside≥ thσ possiblσ tolerance≤ anΣ returε ß valuσ whicΦ allow≤ acces≤ t∩ al∞ ì informatioε sectors. .cp 7 ááAε inde° i≤ ß partitioε oµ ß track« Prσ-ga≡ area≤ arσ encodeΣ witΦ aε inde° ì valuσ oµ zero« Pausσ area≤ a⌠ thσ beginninτ oµ audi∩ track≤ arσ als∩ encodeΣ ì witΦ aε inde° valuσ oµ zero« Thσ firs⌠ informatioε secto≥ oµ ß tracδ ha≤ ì inde° valuσ oµ one« Consecutivσ value≤ u≡ t∩ 9╣ arσ permitted« Inde° ì informatioε i≤ no⌠ containeΣ iε thσ TOC« No⌠ al∞ sector≤ arσ encodeΣ witΦ thσ ì inde° valuσ iε thσ ╤-suΓ¡ channe∞ datß (thσ requiremen⌠ i≤ ╣ ou⌠ oµ 10)« ┴ ì secto≥ withou⌠ aε inde° valuσ i≤ presumeΣ t∩ havσ thσ samσ inde° a≤ thσ ì precedinτ sector. ááTrack≤ anΣ indexe≤ arσ no⌠ defineΣ t∩ bσ an∙ particula≥ length« (Excep⌠ fo≥ ì ß minimuφ tracδ lengtΦ oµ 30░ sectors.⌐ ┴ C─ disπ ma∙ bσ createΣ witΦ ß ì singlσ informatioε tracδ witΦ ß singlσ inde° o≥ witΦ 9╣ informatioε track≤ ì eacΦ witΦ 9╣ indexes. ááThσ suΓ-channe∞ informatioε whicΦ i≤ par⌠ oµ eacΦ secto≥ include≤ ß tracδ ì relativσ MS╞ locatioε valuσ givinτ thσ distancσ froφ thσ firs⌠ informatioε ì secto≥ oµ thσ track« Oε thσ mediß thi≤ valuσ decrease≤ durinτ thσ prσ-ga≡ areß ì (sector≤ witΦ inde° value≤ oµ 0⌐ anΣ increase≤ fo≥ thσ res⌠ oµ thσ track« Thσ ì datß returneΣ b∙ thσ REA─ SU┬-CHANNE╠ commanΣ witΦ MS╞ bi⌠ se⌠ t∩ zero¼ ì convert≤ thi≤ t∩ ß tracδ relativσ logica∞ blocδ addres≤ (TRLBA)« Thσ TRLB┴ i≤ ì continuall∙ increasinτ ove≥ thσ wholσ tracδ anΣ prσ-ga≡ area≤ shal∞ returε ì negativσ values« Wheε thσ MS╞ bi⌠ iε thσ ReaΣ SuΓ-channe∞ commanΣ i≤ se⌠ t∩ ì one¼ thσ MS╞ tracδ relativσ locatioε valuσ froφ thσ mediß i≤ reporteΣ withou⌠ ì change. .cp 10è.aw off .pm 0 13.1.2. CD-RO═ Physica∞ Datß Format .aw on .pm 3 ááThσ physica∞ forma⌠ oµ C─-RO═ anΣ C─-D┴ mediß use≤ ß smalle≥ uni⌠ oµ ì synchronizatioε thaε thσ morσ familia≥ magnetiπ o≥ optica∞ recordinτ systems« ì Thσ basiπ datß streaφ synchronizatioε uni⌠ i≤ ß smal∞ frame« Thi≤ i≤ no⌠ thσ ì samσ largσ framσ (sector⌐ a≤ referreΣ t∩ iε thσ MS╞ unit« EacΦ smal∞ framσ ì consist≤ oµ 58╕ bits« ┴ secto≥ oε C─-RO═ mediß consist≤ oµ 9╕ smal∞ frames. .cp 5 áá┴ C─-RO═ smal∞ framσ consist≤ of: áá▒ Synchronizatioε patterε (24+│ bits) áá▒ Bytσ oµ SuΓ-channe∞ Datß (14+│ bits) áá2┤ Byte≤ oµ Datß (2┤ ° (14+3⌐ bits) áá╕ Byte≤ oµ CIR├ codσ (╕ ° (14+3⌐ bits⌐ Total║ 58╕ bits. .cp 4 ááData¼ suΓ-channe∞ anΣ CIR├ byte≤ arσ encodeΣ witΦ aε eigh⌠-t∩-fourteeε bi⌠ ì codσ theε threσ merginτ bit≤ arσ added« Thσ merginτ bit≤ arσ choseε t∩ ì providσ minimuφ lo≈ frequenc∙ signa∞ conten⌠ anΣ optimizσ phasσ locδ loo≡ ì performance« .cp 5 .aw off .pm 0 13.1.2.1. Framσ Forma⌠ fo≥ Audio .aw on .pm 3 ááEacΦ smal∞ framσ oµ aε audi∩ tracδ oε ß tw∩ channe∞ C─-D┴ o≥ C─-RO═ mediß ì consist≤ oµ si° digitizeΣ 1╢ bi⌠ sample≤ oµ eacΦ audi∩ channel« Thesσ 2┤ byte≤ ì oµ datß arσ combineΣ witΦ ß synchronizatioε pattern¼ CIR├ byte≤ anΣ ß suΓ-ì channe∞ bytσ t∩ makσ ß frame« EacΦ framσ take≤ approximatel∙ 136.0╡ u╙ t∩ ì play« Thi≤ give≤ ß samplinτ ratσ oµ 44.▒ KH· fo≥ eacΦ channel« Thσ suΓ-channe∞ ì informatioε create≤ thσ highe≥ leve∞ secto≥ groupinτ fo≥ audi∩ tracks. .cp 5 .aw off .pm 0 13.1.2.2. Secto≥ Forma⌠ fo≥ Data .aw on .pm 3 ááThσ datß byte≤ oµ 9╕ smal∞ frame≤ comprisσ thσ physica∞ uni⌠ oµ datß whicΦ ì i≤ referreΣ t∩ a≤ ß sector« (9╕ smal∞ frame≤ time≤ 2┤ byte≤ pe≥ smal∞ framσ ì equa∞ 235▓ byte≤ oµ datß pe≥ sector.⌐ áá┴ secto≥ whicΦ contain≤ C─-RO═ Datß Modσ onσ datß ha≤ thσ followinτ format: .cp 12 .pm 3 .lm 19 áá12 bytes Synchronizatioε Field áá4 bytes CD-RO═ datß header .pm 19 ááááááááááááááááááAbsolutσ ═ FielΣ iε bcΣ format ááááááááááááááááááAbsolutσ ╙ FielΣ iε bcΣ format ááááááááááááááááááAbsolutσ ╞ FielΣ iε bcΣ format ááááááááááááááááááC─-RO═ Datß Modσ FielΣ .pm 3 áá2048 bytes Use≥ Datß Field áá4 bytes Erro≥ Detectioε Code áá8 bytes zero áá276 bytes LayereΣ Erro≥ Correctioε Code .pm 3 .lm 1 .cp 12èáá┴ secto≥ whicΦ contain≤ C─-RO═ Datß Modσ tw∩ datß ha≤ thσ followinτ format: .lm 19 .pm 3 áá12 bytes Synchronizatioε FielΣ áá4 bytes CD-RO═ Datß Header .pm 19 ááááááááááááááááááAbsolutσ ═ FielΣ iε bcΣ format ááááááááááááááááááAbsolutσ ╙ FielΣ iε bcΣ format ááááááááááááááááááAbsolutσ ╞ FielΣ iε bcΣ format ááááááááááááááááááC─-RO═ Datß Modσ Field .pm 3 áá2336 bytes Use≥ Datß FielΣ (204╕ byte≤ oµ Modσ ▒ datß plu≤ 28╕ byte≤ oµ ì ááááááááááááááááááAuxiliar∙ data) .lm 1 .pm 3 .cp 6 .lm 3 ááIMPLEMENTOR╙ NOTE║ Man∙ drive≤ arσ capablσ oµ returninτ C─-RO═ Datß Modσ ì ááonσ datß iε ß C─-RO═ Datß Modσ tw∩ format« Thi≤ allow≤ thσ use≥ t∩ ì ááinvestigatσ thσ erro≥ detectioε anΣ erro≥ correctioε codes« Howeve≥ datß ì ááencodeΣ a≤ C─-RO═ Datß Modσ tw∩ canno⌠ bσ reaΣ a≤ C─-RO═ Datß Modσ onσ data. .lm 1 .cp 5 .aw off .pm 0 13.1.2.3. Sub-channe∞ Informatioε Formats .aw on .pm 3 ááThσ SuΓ-channe∞ bytσ oµ eacΦ framσ i≤ assigneΣ onσ bi⌠ t∩ eacΦ oµ thσ ╕ suΓ-ì channels¼ designateΣ P¼ Q¼ R¼ S¼ T¼ U¼ V¼ W« Onl∙ suΓ-channel≤ ╨ anΣ ╤ arσ ì defineΣ fo≥ C─-RO═ media« Thσ othe≥ suΓ-channe∞ bit≤ arσ zero. .cp 3 ááSuΓ-channe∞ ╨ i≤ ß simplσ flaτ bi⌠ tha⌠ ma∙ bσ useΣ fo≥ audi∩ mutinτ contro∞ ì anΣ tracδ boundar∙ determination« .cp 3 ááSuΓ-channe∞ ╤ ha≤ ß highe≥ leve∞ oµ structure« Al∞ thσ suΓ-channe∞ ╤ bit≤ oµ ì ß secto≥ definσ thσ suΓ-channe∞ ╤ informatioε block« (Fo≥ audi∩ tracks¼ ì decodinτ thσ ╤ suΓ-channe∞ i≤ thσ onl∙ wa∙ t∩ distinguisΦ secto≥ boundaries.⌐ .cp 3 ááThσ suΓ-channe∞ ╤ blocδ consist≤ oµ 9╕ bits¼ onσ bi⌠ froφ eacΦ smal∞ framσ ì iε ß sector« Threσ format≤ arσ defineΣ fo≥ thσ suΓ-channe∞ ╤ informatioε ì block« Thσ firs⌠ forma⌠ provide≤ locatioε informatioε anΣ i≤ defineΣ a≤ ì follows: .cp8 áá▓ bit≤ SuΓ-channe∞ Synchronizatioε Field áá┤ bit≤ AD╥ FielΣ ¡ define≤ thσ format áá┤ bit≤ Contro∞ fielΣ ¡ define≤ thσ typσ oµ informatioε iε thi≤ sector. áá╕ bit≤ Tracδ Numbe≥ (iε BCD) áá╕ bit≤ Inde° Numbe≥ (iε BCD) áá2┤ bit≤ Tracδ Relativσ MS╞ addres≤ áá╕ bit≤ reserveΣ (0) áá2┤ bit≤ Absolutσ MS╞ address áá1╢ bit≤ CR├ erro≥ detectioε code. ááThi≤ forma⌠ i≤ requireΣ t∩ exis⌠ iε a⌠ leas⌠ ninσ ou⌠ oµ teε consecutivσ ì sectors« .cp 3 ááThσ seconΣ anΣ thirΣ format≤ arσ optional« Iµ useΣ the∙ mus⌠ exis⌠ iε a⌠ ì leas⌠ onσ ou⌠ oµ 10░ consecutivσ sectors« The∙ includσ thσ absolutσ Framσ ì bytσ oµ thσ MS╞ addres≤ t∩ providσ locatioε informatioε continuity. .cp 2 ááThσ seconΣ forma⌠ give≤ thσ cataloτ numbe≥ oµ thσ disπ (UPC/EA╬ Ba≥ Codσ ì number)« Thi≤ informatioε i≤ constan⌠ ove≥ thσ wholσ media« .cp 3èááThσ thirΣ forma⌠ give≤ thσ Internationa∞-StandarΣ-Recordinτ-Codσ (ISRC⌐ fo≥ ì eacΦ track« Thσ ISR├ i≤ defineΣ iε DI╬-3▒-621« Thi≤ forma⌠ i≤ no⌠ presen⌠ oε ì leaΣ-iε o≥ leaΣ-ou⌠ track≤ anΣ ma∙ changσ onl∙ afte≥ thσ tracδ numbe≥ changes. .cp 10 .aw off .pm 0 13.1.3. C─ Audi∩ Erro≥ Reporting .aw on .pm 3 ááPLA┘ AUDI╧ command≤ witΦ thσ immediatσ bi⌠ se⌠ iε thσ audi∩ contro∞ modσ ì returε statu≤ a≤ sooε a≤ thσ commanΣ ha≤ beeε validateΣ (whicΦ ma∙ involvσ ß ì seeδ t∩ thσ startinτ address)« Thσ playbacδ operatioε continue≤ anΣ may ì completσ withou⌠ notificatioε t∩ thσ initiator« Erro≥ terminatioε oµ audi∩ ì operation≤ shal∞ bσ reporteΣ t∩ thσ initiato≥ b∙ returninτ immediatσ CHEC╦ ì CONDITIO╬ statu≤ t∩ thσ nex⌠ commanΣ (excep⌠ fo≥ REQUES╘ SENS┼ anΣ INQUIRY.⌐ ì Thσ deferreΣ erro≥ sensσ datß erro≥ code¼ 71Φ (seσ Tablσ ╖-3╡ anΣ 7.2.14.2.⌐ ì i≤ useΣ t∩ indicatσ tha⌠ thσ erro≥ i≤ no⌠ duσ t∩ thσ curren⌠ command. ááThσ statu≤ oµ thσ pla∙ operatioε ma∙ bσ determineΣ b∙ issuinτ ß REQUES╘ ì SENS┼ command« Thσ sensσ ke∙ i≤ se⌠ t∩ N╧ SENS┼ anΣ thσ pla∙ operatioε statu≤ ì (seσ Tablσ 1│-19⌐ i≤ reporteΣ iε thσ additiona∞ sensσ codσ qualifie≥ field. .cp 10 .aw off .pm 0 13.1.4. C─-RO═ Read∙ Condition/No⌠ Read∙ Condition .aw on .pm 3 ááThσ read∙ conditioε occur≤ afte≥ ß cartridgσ i≤ inserteΣ anΣ thσ drivσ ha≤ ì performeΣ it≤ initializatioε tasks« Thesσ ma∙ includσ readinτ thσ tablσ oµ ì content≤ froφ thσ media. áá┴ no⌠ read∙ conditioε ma∙ occu≥ fo≥ thσ followinτ reasons║ .lm 6 áá(1) Therσ i≤ n∩ cartridgσ inserted. áá(2) Thσ drivσ i≤ unablσ t∩ loaΣ o≥ unloaΣ thσ cartridge. áá(3) Thσ drivσ i≤ unablσ t∩ recove≥ thσ tablσ oµ contents. áá(4) Thσ controlle≥ canno⌠ selec⌠ thσ drive« .lm 1 .cp 10 .aw off .pm 0 13.1.5. C─-RO═ Addres≤ Reportinτ Format≤ (MSF Bit) .aw on .pm 3 ááSevera∞ C─-RO═ specifiπ command≤ caε repor⌠ addresse≤ eithe≥ iε logica∞ o≥ ì iε MS╞ forma⌠ (Tablσ 1│-1)« Thσ REA─ HEADER¼ REA─ SU┬-CHANNE╠ anΣ REA─ TABL┼ ì O╞ CONTENT╙ command≤ havσ thi≤ feature. ááAε MS╞ bi⌠ oµ zer∩ request≤ tha⌠ thσ logica∞ blocδ addres≤ forma⌠ bσ useΣ ì fo≥ thσ C─-RO═ absolutσ addres≤ fielΣ o≥ fo≥ thσ offse⌠ froφ thσ beginninτ oµ ì thσ curren⌠ tracδ expresseΣ a≤ ß numbe≥ oµ logica∞ block≤ iε ß C─-RO═ tracδ ì relativσ addres≤ field« Thi≤ tracδ relativσ logica∞ blocδ addres≤ (TRLBA⌐ ì valuσ i≤ reporteΣ a≤ ß negativσ valuσ iε two≤-complemen⌠ notatioε fo≥ ì transitioε area≤ tha⌠ havσ decreasinτ MS╞ encodeΣ relativσ addresses. ááAε MS╞ bi⌠ oµ onσ request≤ tha⌠ thσ MS╞ forma⌠ bσ useΣ fo≥ thesσ fields« Iε ì certaiε transitioε area≤ thσ relativσ MS╞ addresse≤ arσ decreasinτ positivσ ì values« Thσ absolutσ MS╞ addresse≤ arσ alway≤ increasinτ positivσ value≤ (seσ ì entr∙ iε 13.4). .aw off .pm 0 .cp 15è Table 13-1: MSF Addres≤ Format ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== ░ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| 1 ⁿ ═ Field | -----|---------------------------¡-------------------------------------------| 2 ⁿ ╙ Field | -----|-----------------------------------------------------------------------| 3 ⁿ ╞ Field | ============================================================================== .aw on .pm 3 ááThσ M¼ S¼ anΣ ╞ field≤ arσ expresseΣ a≤ binar∙ numbers« Thσ value≤ matcΦ ì thosσ oε thσ mediß excep⌠ fo≥ thσ encoding« Thσ ratio≤ oµ ═ fielΣ unit≤ t∩ ╙ ì fielΣ unit≤ anΣ ╙ fielΣ unit≤ t∩ ╞ fielΣ unit≤ i≤ reporteΣ iε thσ modσ ì parameter≤ pagσ (seσ 13.3.3). .cp 10 .aw off .pm 0 13.1.6. Sensinτ Suppor⌠ fo≥ C─-Audi∩ Command≤« .aw on .pm 3 ááIµ an∙ command≤ relateΣ t∩ audi∩ operation≤ arσ implementeΣ theε thσ PLA┘ ì AUDI╧ commanΣ shal∞ bσ implementeΣ t∩ allo≈ ß methoΣ fo≥ thσ initiato≥ t∩ ì determinσ iµ audi∩ operation≤ arσ supported« ┴ targe⌠ respondinτ t∩ ß PLA┘ ì AUDI╧ commanΣ whicΦ ha≤ ß transfe≥ lengtΦ oµ zer∩ witΦ CHEC╦ CONDITIO╬ statu≤ ì anΣ settinτ thσ sensσ ke∙ t∩ ILLEGA╠ REQUES╘ doe≤ no⌠ suppor⌠ audi∩ pla∙ ì operations« .lm 3 ááNOTE║ Thσ PLA┘ AUDI╧ commanΣ ma∙ bσ implementeΣ withou⌠ suppor⌠ fo≥ an∙ oµ ì ááthσ othe≥ audi∩ operation≤ commands« .lm 1 ááTablσ 1│-▓ give≤ aε examplσ oµ ß disπ layout. .aw off .pm 0 .cp 55è Table 13-2: Examplσ MixeΣ Modσ CD-RO═ Disc Layout Thσ logica∞ addresse≤ giveε belo≈ assumσ ß blocδ lengtΦ oµ 2048¼ 233╢ o≥ 234░ ì bytes« Fo≥ blocδ length≤ oµ 1024¼ 51▓ o≥ 25╢ multipl∙ al∞ value≤ giveε iε thσ ì SCS╔ Address column≤ b∙ ▓¼ ┤ o≥ ╕ respectively. SCS╔ /--¡ Sub-channel Informatioε ----▄ Addres≤ » ▄ Logica∞ Tracδ Absolutσ Track Tracδ Sector Modσ CD-ROM Addres≤ Relative MSF and Relative i≤ Info Audio Datß Block (decimal⌐ Logica∞ Addres≤ Index MSF o≥ is o≥ Mode Description Addres≤ (1) Addres≤ Pause Data (2) ----------------------------------------------------------------------------- Lead-In Areß (3) --¡ --¡ --¡ 0/¡ --¡ --¡ Audi∩ --- Pre-gap (3⌐ --¡ --¡ 00/00/00 1/░ 00/02/00 Pausσ Datß Null 1s⌠ Trk 000░ ░ 00/02/0░ ▒/▒ 00/00/0░ Inf∩ Datß L-EC Data (5) (4) 2nΣ Trδ 6000 ░ 01/22/0░ 2/▒ 00/00/0░ Inf∩ Datß L-EC Datß (5) (4⌐ 7500 1500 01/42/0░ 2/▓ 00/20/0░ Info Datß L-EC Post-gap 900░ 300░ 02/02/0░ 2/│ 00/40/00 Pausσ Datß Null Pausσ- 915░ -15░ 02/04/0░ │/░ 00/02/0░ Pausσ Audio --- Silence (9) (8) 3rΣ Trk 930░ ░ 02/04/0░ │/▒ 00/00/0░ Inf∩ Audio --- Audi∩ (7) (6) 11400 225░ 02/34/0░ │/▓ 00/30/0░ Inf∩ Audi∩ --- Tracδ 4 21975 ░ 04/53/0░ 4/▒ 00/00/0░ Inf∩ Audio --- Audio (7) (6) Pre-gap 3000░ -22╡ 06/40/0░ 5/░ 00/03/0░ Pausσ Audi∩ --- Par⌠ 1 (9) Pre-gap 3007╡ -15░ 06/41/0░ 5/░ 00/02/0░ Pausσ Datß Null Par⌠ 2 Tracδ ╡ 3022╡ ░ 06/43/0░ 5/▒ 00/00/0░ Inf∩ Datß L-EC Data Las⌠ 263999 233774 58/39/7┤ 5/▒ 51/56/74 Inf∩ Datß L-EC Inf∩ (10) Post-gap --¡ 233775 58/40/0░ 5/2 51/57/00 Pausσ Datß Null Lead-ou⌠ 26400░ ░ 58/42/0░ AA/▒ 00/00/0░ Pausσ Audio --- tracδ (11) (12⌐ (13⌐ è.aw on .pm 3 .cp 10 ááNote≤ fo≥ Tablσ 1│-2: áá(1⌐ Absolutσ MS╞ addres≤ repeateΣ iε thσ heade≥ fielΣ oµ datß blocks. áá(2⌐ Thσ C─-RO═ Datß Modσ i≤ storeΣ iε thσ heade≥ oµ datß tracks« Thi≤ ì indicate≤ tha⌠ thσ blocδ i≤ par⌠ oµ ß datß prσ-ga≡ o≥ pos⌠-ga≡ (null)¼ tha⌠ ì thi≤ ß datß blocδ usinτ thσ auxiliar∙ fielΣ fo≥ ╠-E├ symbol≤ (EC├ ¡ C─-RO═ ì Datß Modσ one)¼ o≥ tha⌠ thi≤ i≤ ß datß blocδ usinτ thσ auxiliar∙ fielΣ fo≥ ì use≥ datß (C─-RO═ Datß Modσ two). áá(3⌐ Tablσ oµ content≤ informatioε i≤ storeΣ iε thσ suΓ-channe∞ oµ leaΣ-iε ì area« Thσ leaΣ-iε areß i≤ codeΣ a≤ tracδ zero« Tracδ zer∩ anΣ thσ initia∞ 15░ ì secto≥ prσ-ga≡ (o≥ audi∩ pause⌐ arσ no⌠ accessiblσ witΦ logica∞ addressing. áá(4⌐ Valuσ storeΣ iε tablσ oµ content≤ witΦ zer∩ tolerance. áá(5⌐ Exac⌠ valuσ returneΣ b∙ REA─ TO├ command. áá(6⌐ Valuσ storeΣ iε tablσ oµ content≤ plu≤ o≥ minu≤ 7╡ sectors. áá(7⌐ Valuσ returneΣ b∙ REA─ TO├ commanΣ plu≤ o≥ minu≤ 7╡ blocks. áá(8⌐ Tracδ relativσ MS╞ valuσ decrease≤ t∩ ░ iε prσ-ga≡ areas. áá(9⌐ Tracδ relativσ logica∞ addresse≤ arσ negativσ iε thσ prσ-ga≡ areas« ì Prσ-ga≡ area≤ havσ inde° value≤ oµ zero. áá(10⌐ Minimuφ valuσ returneΣ b∙ REA─ C─-RO═ CAPACIT┘ ¡ Exac⌠ valuσ depend≤ oε ì encodinτ oµ thi≤ tracδ anΣ thσ leaΣ ou⌠ tracδ anΣ whethe≥ thi≤ i≤ deriveΣ froφ ì thσ TO├ data. áá(11⌐ Valuσ returneΣ b∙ REA─ TO├ commanΣ ¡ exac⌠ iµ leaΣ-ou⌠ tracδ i≤ encodeΣ ì a≤ data¼ o≥ plu≤ o≥ minu≤ 7╡ block≤ iµ encodeΣ a≤ audio. áá(12⌐ Valuσ storeΣ iε tablσ oµ content≤ ¡ exac⌠ iµ leaΣ-ou⌠ tracδ i≤ codeΣ ì a≤ data¼ o≥ plu≤ o≥ minu≤ 7╡ block≤ iµ codeΣ a≤ audio. áá(13⌐ LeaΣ-ou⌠ tracδ numbe≥ i≤ defineΣ a≤ 0AAh« .lm 1 .cp 30è.cp10 áá13.1.7. Erro≥ Reporting ááIµ an∙ oµ thσ followinτ condition≤ occu≥ durinτ thσ executioε oµ ß commanΣ ì thσ targe⌠ shal∞ returε CHEC╦ CONDITIO╬ status« Thσ appropriatσ sensσ ke∙ anΣ ì additiona∞ sensσ codσ shoulΣ bσ set« Thσ followinτ tablσ illustrate≤ somσ ì erro≥ condition≤ anΣ thσ applicablσ sensσ keys« Thσ tablσ doe≤ no⌠ providσ aε ì exhaustivσ enumeratioε oµ al∞ condition≤ tha⌠ ma∙ causσ thσ CHEC╦ CONDITIO╬ ì status. .cp 25 .pm 0 .aw off Condition Sense Key ---------------------------------------------- ---------------------------- Invalid logical block address ILLEGAL REQUEST UnsupporteΣ optioε requesteΣ ILLEGA╠ REQUEST Target reset or medium change since last command from this initiator UNIT ATTENTION Selµ diagnostiπ faileΣ HARDWAR┼ ERROR Unrecovered read error MEDIUM ERROR HARDWAR┼ ERROR Recovered read error RECOVERED ERROR Overrun or other error that might be resolved by repeating the command ABORTED COMMAND Attemp⌠ t∩ reaΣ ß blanδ blocδ« BLAN╦ CHEC╦ Attemp⌠ t∩ pla∙ ß datß blocδ a≤ audio. BLAN╦ CHECK .pm 3 .aw on ááIε thσ casσ oµ aε invaliΣ logica∞ blocδ address¼ thσ sensσ datß informatioε ì fielΣ shal∞ bσ se⌠ t∩ thσ logica∞ blocδ addres≤ oµ thσ firs⌠ invaliΣ address. ááIε thσ casσ oµ aε attemp⌠ t∩ reaΣ ß blanδ o≥ previousl∙ unwritteε block¼ thσ ì sensσ datß informatioε fielΣ shal∞ bσ se⌠ t∩ thσ logica∞ blocδ addres≤ oµ thσ ì firs⌠ blanδ blocδ encountered« Thσ datß reaΣ u≡ t∩ tha⌠ blocδ shal∞ bσ ì transferred. ááTherσ arσ othe≥ specia∞ erro≥ situation≤ fo≥ C─-RO═ devices« Iε thσ ì followinτ case≤ thσ sensσ ke∙ shal∞ bσ se⌠ t∩ BLAN╦ CHEC╦ anΣ thσ additiona∞ ì sensσ codσ se⌠ t∩ EN─ O╞ USE╥ ARE┴ ENCOUNTERE─ O╬ THI╙ TRACK« .lm 6 áá(1) ┴ pos⌠-ga≡ areß i≤ encountered« (i.e« ß blocδ witΦ C─-RO═ Datß Modσ 0.) áá(2) ┴ prσ-ga≡ areß i≤ encountered« (i.e« ß blocδ witΦ inde° equa∞ t∩ 0.) áá(3) Thσ informatioε typσ (datß vs« audio⌐ changes« .lm 1 ááWheε no⌠ performinτ audi∩ playback¼ iµ thσ logica∞ blocδ addres≤ requesteΣ ì i≤ no⌠ withiε ß datß tracδ thσ commanΣ shal∞ bσ terminateΣ witΦ CHEC╦ ì CONDITIO╬ status« Thσ sensσ ke∙ shal∞ bσ se⌠ t∩ BLAN╦ CHEC╦ anΣ thσ ì additiona∞ sensσ codσ se⌠ t∩ ILLEGA╠ MOD┼ FO╥ THI╙ TRACK« Thi≤ applie≤ t∩ ì audi∩-combineΣ anΣ audi∩ media« .cp 50è.aw off .pm 0 13.2. Command≤ fo≥ CD-ROM Devices Thσ command≤ fo≥ CD-ROM device≤ shal∞ bσ a≤ showε iε Table1│-3¼ and 13-4. Table 13-3: Commands for CD-ROM Devices(1) ============================================================================== Operation Command Name Code Type Section ------------------------------------------------------------------------------ CHANG┼ DEFINITIO╬ 40h ╧ 7.2.1 COMPARE 39h O 7.2.2 COPY 18h O 7.2.3 COPY AND VERIFY 3Ah ╧ 7.2.4 INQUIRY 12h M 7.2.5 LOCK/UNLOC╦ CACHE 36h O 8.2.2 LO╟ SELEC╘ 4CΦ ╧ 7.2.6 LO╟ SENSE 4DΦ ╧ 7.2.7 MODE SELECT(6) 15h O 7.2.8 MODE SELECT(10) 55h O 7.2.9 MODE SENSE(6) 1Ah O 7.2.10 MODE SENSE(10⌐ 5Ah ╧ 7.2.11 PAUSE/RESUME 4BΦ ╧ 13.2.1 PLA┘ AUDIO(10) 45Φ ╧* 13.2.2 PLA┘ AUDIO(12) A5Φ ╧* 13.2.3 PLA┘ AUDIO MSF 47Φ ╧* 13.2.4 PLA┘ AUDIO TRACK/INDEX 48Φ ╧¬ 13.2.5 PLA┘ TRAC╦ RELATIVE(10⌐ 49Φ ╧* 13.2.6 PLA┘ TRAC╦ RELATIVE(12⌐ A9Φ ╧* 13.2.7 PRE-FETCH 34h O 8.2.3 PREVENT/ALLOW MEDIUM REMOVAL 1Eh O 8.2.4 READ(6) 08h O 8.2.5 READ(10⌐ 28h M 8.2.6 READ(12) A8h O 15.2.4 REA─ BUFFER 3Ch O 7.2.12 READ CD-RO═ CAPACITY 25h M 13.2.╕ READ HEADE╥ 44h O 13.2.╣ REA─ LON╟ 3EΦ ╧ 8.2.9 READ SUB-CHANNE╠ 42h O 13.2.10 READ TO├ 43h O 13.2.11 RECEIVE DIAGNOSTIC RESULTS 1Ch O 7.2.13 RELEASE 17h M 8.2.11 REQUEST SENSE 03h M 7.2.14 RESERVE 16h M 8.2.12 REZERO UNIT 01h O 8.2.13 ===============================================╜============================== .aw on .pm 3 ááKey║ ═ ╜ CommanΣ implementatioε i≤ mandatory. áá ╧ ╜ CommanΣ implementatioε i≤ optional. .lm 12 áá * = Iµ an∙ oµ thσ PLA┘ AUDI╧ command≤ (a≤ indicateΣ b∙ aε ¬ iε thσ ì ááááááááááá'Typeº columε iε Tablσ 1│-3⌐ arσ implemented¼ thσ PLA┘ AUDI╧ ì ááááááááááácommanΣ shal∞ bσ implementeΣ b∙ thσ target. .lm 1 .cp 54è.aw off .pm 0 Table 13-4: Commands for CD-ROM Device≤(2) ============================================================================== Operation Command Name Code Type Section ------------------------------------------------------¡----------------------- SEARCH DATA EQUAL(10) 31h O 8.2.14.1 SEARCH DATA EQUAL(12⌐ B1h O 15.2.8 SEARCH DATA HIGH(10⌐ 30h O 8.2.14.2 SEARCH DATA HIGH(12⌐ B0h O 15.2.8 SEARCH DATA LOW(10⌐ 32h O 8.2.14.3 SEARCH DATA LOW(12⌐ B2h O 15.2.8 SEEK(╢⌐ 0Bh O 8.2.15 SEEK(10) 2Bh O 8.2.15 SEND DIAGNOSTIC 1Dh M 7.2.15 SET LIMITS(10⌐ 33h O 8.2.16 SET LIMITS(12⌐ B3h O 15.2.9 STAR╘ STOP UNIT 1Bh O 8.2.17 SYNCHRONIZ┼ CACHE 35Φ ╧ 8.2.18 TEST UNIT READY 00h M 7.2.16 VERIFY(10) 2Fh O 15.2.11 VERIFY(12⌐ AFh O 15.2.12 WRIT┼ BUFFER 3Bh O 7.2.17 ============================================================================== .aw on .pm 3 ááKey║ ═ ╜ CommanΣ implementatioε i≤ mandatory. áá ╧ ╜ CommanΣ implementatioε i≤ optional. ááThσ followinτ commanΣ code≤ arσ vendo≥ specific║ 02h¼ 05h¼ 06h¼ 09h¼ 0Ch¼ ì 0Dh¼ 0Eh¼ 0Fh¼ 10h¼ 11h¼ 13h¼ 14h¼ 19h¼ 20h¼ 21h¼ 22h¼ 23h¼ 24h¼ 26h¼ 27h¼ ì 29h¼ anΣ C0Φ througΦ FFh« Al∞ remaininτ commanΣ code≤ fo≥ C─-RO═ device≤ arσ ì reserveΣ fo≥ futurσ standardization. .cp 35è.pm 0 .aw off 13.2.1. PAUS┼ RESUME Command Table 13-5: PAUS┼ RESUM┼ Command ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== ░ ⁿ Operatioε Codσ (4Bh⌐ | -----|-----------------------------------------------------------------------| ▒ ⁿ Logica∞ Uni⌠ Numbe≥ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ▓ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| │ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ┤ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ╡ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ╢ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ╖ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ╕ ⁿ ReserveΣ ⁿ Resumσ | -----|-----------------------------------------------------------------------| ╣ ⁿ Control | ============================================================================== .aw on .pm 3 ááThσ PAUS┼ RESUM┼ commanΣ (Tablσ 1│-5⌐ request≤ tha⌠ thσ devicσ sto≡ o≥ star⌠ ì aε audi∩ pla∙ operation« Thi≤ commanΣ i≤ useΣ witΦ PLA┘ AUDI╧ command≤ issueΣ ì whilσ thσ immediatσ bi⌠ i≤ se⌠ t∩ one. áá┴ resumσ bi⌠ oµ zer∩ cause≤ thσ drivσ t∩ ente≥ thσ holΣ tracδ statσ witΦ thσ ì audi∩ outpu⌠ muteΣ afte≥ thσ curren⌠ blocδ i≤ played« ┴ resumσ bi⌠ oµ onσ ì cause≤ thσ drivσ t∩ releasσ thσ pausσ anΣ begiε pla∙ a⌠ thσ blocδ followinτ ì thσ las⌠ blocδ played. ááIµ aε audi∩ pla∙ operatioε canno⌠ bσ resumeΣ anΣ thσ resumσ bi⌠ i≤ one¼ thσ ì commanΣ i≤ terminateΣ witΦ CHEC╦ CONDITIO╬ status« Iµ thσ resumσ bi⌠ i≤ zer∩ ì anΣ aε audi∩ pla∙ operatioε canno⌠ bσ paused¼ (n∩ audi∩ pla∙ operatioε ha≤ ì beeε requested¼ o≥ thσ requesteΣ audi∩ pla∙ operatioε ha≤ beeε completed⌐ thσ ì commanΣ i≤ terminateΣ witΦ CHEC╦ CONDITIO╬ status« ááI⌠ shal∞ no⌠ bσ considereΣ aε erro≥ t∩ reques⌠ ß pausσ wheε ß pausσ i≤ ì alread∙ iε effec⌠ o≥ t∩ reques⌠ ß resumσ wheε ß pla∙ operatioε i≤ iε progress. .cp 35è.pm 0 .aw off 13.2.2. PLAY AUDI╧(10) Command Table 13-6: PLAY AUDI╧(10) CommanΣ ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== ░ ⁿ Operatioε Codσ (45h⌐ | -----|-----------------------------------------------------------------------| ▒ ⁿ Logica∞ Uni⌠ Numbe≥ ⁿ ReserveΣ ⁿ RelAd≥ | -----|-----------------------------------------------------------------------| 2 ⁿ (MSB) | -----|--¡ ---| 3 ⁿ | -----|--¡ Startiετ Logica∞ Block Address ---| 4 ⁿ | -----|--¡ ---| 5 ⁿ (LSB)| -----|-----------------------------------------------------------------------| 6 ⁿ Reserved | -----|-----------------------------------------------------------------------| 7 ⁿ (MSB) | -----|--¡ Transfe≥ LengtΦ ---| 8 ⁿ (LSB⌐ | -----|-----------------------------------------------------------------------| ╣ ⁿ Control | ============================================================================== .aw on .pm 3 ááThσ PLA┘ AUDI╧ commanΣ (Tablσ 1│-6⌐ request≤ thσ targe⌠ t∩ begiε aε audi∩ ì playbacδ operation« Thσ commanΣ functioε (ImmeΣ anΣ SOT├ bits⌐ anΣ thσ outpu⌠ ì oµ audi∩ signal≤ shal∞ bσ a≤ specifieΣ b∙ thσ setting≤ oµ thσ modσ parameter≤ ì (seσ 13.3.3.1.). ááIµ an∙ command≤ relateΣ t∩ audi∩ operation≤ arσ implementeΣ theε thσ PLA┘ ì AUDI╧ commanΣ shal∞ bσ implementeΣ t∩ allo≈ ß methoΣ fo≥ thσ initiato≥ t∩ ì determinσ iµ audi∩ operation≤ arσ supported« ┴ targe⌠ respondinτ t∩ ß PLA┘ ì AUDI╧ commanΣ whicΦ ha≤ ß transfe≥ lengtΦ oµ zer∩ witΦ CHEC╦ CONDITIO╬ statu≤ ì anΣ settinτ thσ sensσ ke∙ t∩ ILLEGA╠ REQUES╘ doe≤ no⌠ suppor⌠ audi∩ pla∙ ì operations« ááThσ logica∞ blocδ addres≤ fielΣ specifie≤ thσ logica∞ blocδ a⌠ whicΦ thσ ì audi∩ playbacδ operatioε shal∞ begin. ááThσ transfe≥ lengtΦ fielΣ specifie≤ thσ numbe≥ oµ contiguou≤ logica∞ block≤ ì tha⌠ shal∞ bσ played« ┴ transfe≥ lengtΦ fielΣ oµ zer∩ indicate≤ tha⌠ n∩ audi∩ ì operatioε shal∞ occur« Thi≤ conditioε shal∞ no⌠ bσ considereΣ a≤ aε error« .cp 7èááIµ thσ logica∞ blocδ lengtΦ i≤ no⌠ equa∞ t∩ thσ secto≥ sizσ thσ targe⌠ ma∙ ì adjus⌠ thσ startinτ logica∞ blocδ addres≤ anΣ thσ transfe≥ length« Iε sucΦ ì case¼ i⌠ i≤ recommendeΣ tha⌠ thσ targe⌠ star⌠ thσ audi∩ pla∙ operatioε witΦ ì thσ beginninτ oµ ß secto≥ wheneve≥ thσ startinτ logica∞ addres≤ fall≤ withiε ì tha⌠ secto≥ (MS╞ unit)« Iµ thσ requesteΣ transfe≥ lengtΦ cause≤ thσ enΣ oµ aε ì audi∩ pla∙ operatioε t∩ fal∞ withiε ß secto≥ thσ targe⌠ ma∙ continuσ thσ pla∙ ì operatioε througΦ thσ enΣ oµ tha⌠ sector. ááIµ thσ startinτ addres≤ i≤ no⌠ found¼ iµ thσ addres≤ i≤ no⌠ withiε aε audi∩ ì track¼ o≥ iµ ß no⌠ read∙ conditioε exists¼ thσ commanΣ shal∞ bσ terminateΣ ì witΦ CHEC╦ CONDITIO╬ status« ááIµ thσ C─-RO═ informatioε typσ (datß vs« audio⌐ change≤ thσ sensσ ke∙ shal∞ ì bσ se⌠ t∩ BLAN╦ CHEC╦ anΣ thσ additiona∞ sensσ codσ se⌠ t∩ EN─ O╞ USE╥ ARE┴ ì ENCOUNTERE─ O╬ THI╙ TRACK« ááIµ thσ logica∞ blocδ addres≤ requesteΣ i≤ no⌠ withiε aε audi∩ tracδ thσ ì commanΣ shal∞ bσ terminateΣ witΦ CHEC╦ CONDITIO╬ status« Thσ sensσ ke∙ shal∞ ì bσ se⌠ t∩ BLAN╦ CHEC╦ anΣ thσ additiona∞ sensσ codσ se⌠ t∩ ILLEGA╠ MOD┼ FO╥ ì THI╙ TRACK. .cp 35è.pm 0 .aw off 13.2.3. PLA┘ AUDI╧(12) CommanΣ Table 13-7: PLA┘ AUDI╧(12) CommanΣ ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== ░ ⁿ Operatioε Codσ (A5h⌐ | -----|-----------------------------------------------------------------------| ▒ ⁿ Logica∞ Uni⌠ Numbe≥ ⁿ ReserveΣ ⁿ RelAd≥ | -----|-----------------------------------------------------------------------| 2 ⁿ (MSB) | -----|--¡ ---| 3 ⁿ | -----|--¡ Logica∞ Blocδ Address ---| 4 ⁿ | -----|--¡ ---| 5 ⁿ (LSB)| -----|-----------------------------------------------------------------------| 6 ⁿ (MSB) | -----|--¡ ---| ╖ ⁿ | -----|--¡ Transfe≥ LengtΦ ---| 8 ⁿ | -----|--¡ ---| ╣ | (LSB⌐ | -----|-----------------------------------------------------------------------| 10 ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| 11 ⁿ Control | ============================================================================== .aw on .pm 3 ááThσ PLA┘ AUDIO(12⌐ commanΣ (Tablσ 1│-7⌐ request≤ thσ targe⌠ t∩ begiε aε ì audi∩ playbacδ operation« Thσ commanΣ functioε (ImmeΣ anΣ SOT├ bits⌐ anΣ thσ ì outpu⌠ oµ audi∩ signal≤ shal∞ bσ a≤ specifieΣ b∙ thσ setting≤ oµ thσ modσ ì parameter≤ (seσ 13.3.3.1.)« Seσ thσ PLA┘ AUDIO(10⌐ commanΣ fo≥ ß descriptioε ì oµ thσ field≤ iε thi≤ command. .cp 35è.aw off .pm 0 13.2.4. PLA┘ AUDI╧ MSF Command Table 13-8: PLA┘ AUDIO MSF CommanΣ ============================================================================== ⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== ░ ⁿ Operatioε Codσ (47h⌐ | -----|-----------------------------------------------------------------------| ▒ ⁿ Logica∞ Uni⌠ Numbe≥ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| 2 ⁿ Reserved | -----|-----------------------------------------------------------------------| 3 ⁿ Startinτ ═ Field | -----|------------------------------------¡----------------------------------| 4 ⁿ Startinτ ╙ Field | -----|-----------------------------------------------------------------------| 5 ⁿ Startinτ ╞ Field | -----|-----------------------------------------¡-----------------------------| 6 ⁿ Endinτ M Field | -----|-----------------------------------------------------------------------| 7 ⁿ Endinτ S Field | -----|-----------------------------------------------------------------------| 8 ⁿ Endinτ ╞ Field | -----|-----------------------------------------------------------------------| ╣ ⁿ Control | ============================================================================== .aw on .pm 3 ááThσ PLA┘ AUDI╧ MS╞ commanΣ (Tablσ 1│-8⌐ request≤ thσ targe⌠ t∩ begiε aε ì audi∩ playbacδ operation« Thσ commanΣ functioε (ImmeΣ anΣ SOT├ bits⌐ anΣ thσ ì outpu⌠ oµ audi∩ signal≤ shal∞ bσ a≤ specifieΣ b∙ thσ setting≤ oµ thσ modσ ì parameter≤ (seσ 13.3.3.1.). ááThσ startinτ ═ field¼ thσ startinτ ╙ field¼ anΣ thσ startinτ ╞ fielΣ specif∙ ì thσ absolutσ MS╞ addres≤ a⌠ whicΦ thσ audi∩ pla∙ operatioε shal∞ begin« Thσ ì endinτ ═ field¼ thσ endinτ ╙ field¼ anΣ thσ endinτ ╞ fielΣ specif∙ thσ ì absolutσ MS╞ addres≤ a⌠ whicΦ thσ audi∩ pla∙ operatioε shal∞ end« Al∞ ì contiguou≤ audi∩ sector≤ betweeε thσ startinτ anΣ thσ endinτ MS╞ addres≤ shal∞ ì bσ played. áá┴ startinτ MS╞ addres≤ equa∞ t∩ aε endinτ MS╞ addres≤ cause≤ n∩ audi∩ pla∙ ì operatioε t∩ occur« Thi≤ shal∞ no⌠ bσ considereΣ aε error« Iµ thσ startinτ ì MS╞ addres≤ i≤ les≤ thaε thσ endinτ MS╞ address¼ thσ commanΣ shal∞ bσ ì terminateΣ witΦ CHEC╦ CONDITIO╬ status« Thσ sensσ ke∙ shal∞ bσ se⌠ t∩ ILLEGA╠ ì REQUEST. ááIµ thσ startinτ addres≤ i≤ no⌠ found¼ o≥ iµ thσ addres≤ i≤ no⌠ withiε aε ì audi∩ track¼ o≥ iµ ß no⌠ read∙ conditioε exists¼ thσ commanΣ shal∞ bσ ì terminateΣ witΦ CHEC╦ CONDITIO╬ status« Seσ 13.1.╖ fo≥ ß descriptioε oµ erro≥ ì reportinτ information. .cp 35è.aw off .pm 0 13.2.5. PLA┘ AUDI╧ TRAC╦ INDEX Command Table 13-9: PLA┘ AUDI╧ TRAC╦ INDE╪ Command ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== ░ ⁿ Operatioε Codσ (48h⌐ | -----|-----------------------------------------------------------------------| ▒ ⁿ Logica∞ Uni⌠ Numbe≥ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| 2 ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| 3 ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| 4 ⁿ Startinτ Tracδ | -----|-----------------------------------------¡-----------------------------| 5 ⁿ Startinτ Index | -----|-----------------------------------------------------------------------| 6 ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| 7 ⁿ Ending Tracδ | -----|-----------------------------------------¡-----------------------------| 8 ⁿ Ending Index | -----|-----------------------------------------------------------------------| ╣ ⁿ Control | ============================================================================== .aw on .pm 3 ááThσ PLA┘ AUDI╧ TRAC╦ INDE╪ commanΣ (Tablσ 1│-9⌐ request≤ thσ targe⌠ t∩ begiε ì aε audi∩ pla∙ operation« Thσ commanΣ functioε (ImmeΣ anΣ SOT├ bits⌐ anΣ thσ ì outpu⌠ oµ audi∩ signal≤ shal∞ bσ a≤ specifieΣ b∙ thσ setting≤ oµ thσ modσ ì parameter≤ (seσ 13.3.3.1.). ááThσ startinτ tracδ fielΣ specifie≤ thσ tracδ numbe≥ oµ thσ startinτ audi∩ ì track« Thσ startinτ inde° fielΣ specifie≤ thσ inde° numbe≥ withiε thσ tracδ ì a⌠ whicΦ thσ audi∩ pla∙ operatioε shal∞ begin« ááThσ endinτ tracδ fielΣ specifie≤ thσ tracδ numbe≥ oµ thσ endinτ audi∩ track« ì Thσ endinτ inde° fielΣ specifie≤ thσ inde° numbe≥ withiε thσ tracδ afte≥ whicΦ ì thσ audi∩ pla∙ operatioε shal∞ stop« Thσ audi∩ pla∙ operatioε shal∞ terminatσ ì a⌠ thσ las⌠ blocδ witΦ aε inde° numbe≥ equa∞ t∩ thσ endinτ index« Al∞ ì contiguou≤ audi∩ sector≤ betweeε thσ startinτ anΣ thσ endinτ addres≤ shal∞ bσ ì played. ááIµ thσ startinτ addres≤ i≤ les≤ thaε thσ endinτ address¼ thσ commanΣ shal∞ ì bσ terminateΣ witΦ CHEC╦ CONDITIO╬ status« Thσ sensσ ke∙ shal∞ bσ se⌠ t∩ ì ILLEGA╠ REQUEST. .cp 4 ááIµ thσ startinτ addres≤ i≤ no⌠ found¼ o≥ iµ thσ addres≤ i≤ no⌠ withiε aε ì audi∩ track¼ o≥ iµ ß no⌠ read∙ conditioε exists¼ thσ commanΣ shal∞ bσ ì terminateΣ witΦ CHEC╦ CONDITIO╬ status« Seσ 13.1.╖ fo≥ ß descriptioε oµ erro≥ ì reportinτ information.è .lm 3 ááIMPLEMENTOR╙ NOTE║ ValiΣ value≤ fo≥ thσ tracδ anΣ inde° field≤ arσ ▒ t∩ 99« ì áá┴ startinτ inde° valuσ oµ onσ specifie≤ tha⌠ playbacδ i≤ t∩ star⌠ witΦ thσ ì ááfirs⌠ audi∩ secto≥ oµ thσ tracδ followinτ thσ (optional⌐ pause« ┴ las⌠ ì ááinde° valuσ oµ 9╣ specifie≤ tha⌠ playbacδ continue≤ througΦ thσ las⌠ secto≥ ì ááoµ thσ track« .lm 1 ááIµ thσ endinτ tracδ i≤ greate≥ thaε thσ las⌠ informatioε tracδ oε thσ media¼ ì thσ playbacδ shal∞ continuσ unti∞ thσ las⌠ tracδ i≤ complete« Iµ thσ endinτ ì inde° i≤ greate≥ thaε thσ larges⌠ inde° valuσ oε thσ endinτ track¼ thσ ì playbacδ shal∞ continuσ unti∞ thi≤ tracδ i≤ completσ theε terminate« Thesσ ì condition≤ shal∞ no⌠ bσ considereΣ errors. ááIµ thσ startinτ inde° i≤ greate≥ thaε thσ larges⌠ inde° valuσ oε thσ ì startinτ track¼ anΣ thσ sto≡ oε tracδ crossinτ (SOTC⌐ bi⌠ oµ thσ audi∩ contro∞ ì MOD┼ SELEC╘ parameter≤ pagσ (seσ 13.3.3.1⌐ i≤ zero¼ thσ playbacδ operatioε ì shal∞ star⌠ a⌠ thσ beginninτ oµ thσ nex⌠ track« Thi≤ situatioε i≤ no⌠ aε ì error. ááIµ thσ startinτ inde° i≤ greate≥ thaε thσ larges⌠ inde° valuσ oε thσ ì startinτ track¼ anΣ thσ sto≡ oε tracδ crossinτ (SOTC⌐ bi⌠ oµ thσ audi∩ contro∞ ì MOD┼ SELEC╘ parameter≤ pagσ (seσ 13.3.3.1⌐ i≤ one¼ thσ playbacδ shal∞ no⌠ ì begin« Thσ targe⌠ shal∞ returε CHEC╦ CONDITION¼ anΣ thσ sensσ ke∙ shal∞ bσ se⌠ ì t∩ ILLEGA╠ REQUEST. .lm3 ááIMPLEMENTOR╙ NOTE║ Thσ operatioε oµ thσ SOT├ bi⌠ describeΣ abovσ come≤ abou⌠ ì áábecausσ thσ use≥ ma∙ no⌠ bσ ablσ t∩ determinσ thσ larges⌠ inde° valuσ oε ß ì áátrack¼ eithe≥ froφ thσ tablσ oµ content≤ o≥ b∙ othe≥ means« Thσ SOTC bi⌠ ì ááone casσ allow≤ thσ use≥ t∩ determinσ thσ larges⌠ index« Thσ SOTC bi⌠ ì áázero casσ allow≤ thσ use≥ t∩ se⌠ u≡ pla∙ operation≤ withou⌠ completσ ì ááknowledgσ oµ thσ mediß layout« .lm 1 .cp 35è.pm 0 .aw off 13.2.6. PLA┘ AUDI╧ TRAC╦ RELATIV┼(10) Command Table 13-10: PLA┘ AUDI╧ TRAC╦ RELATIV┼(10) Command ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== ░ ⁿ Operatioε Codσ (49h⌐ | -----|-----------------------------------------------------------------------| ▒ ⁿ Logica∞ Uni⌠ Numbe≥ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| 2 ⁿ (MSB) | -----|--¡ ---| 3 ⁿ | -----|--¡ Tracδ Relativσ Logica∞ Blocδ Address ---| 4 ⁿ | -----|--¡ ---| 5 ⁿ (LSB)| -----|-----------------------------------------------------------------------| 6 ⁿ Startinτ Tracδ | -----|-----------------------------------------------------------------------| 7 ⁿ (MSB) | -----|--¡ Transfe≥ LengtΦ ---| 8 ⁿ (LSB⌐ | -----|-----------------------------------------------------------------------| ╣ ⁿ Control | ============================================================================== .aw on .pm 3 ááThσ PLA┘ AUDI╧ TRAC╦ RELATIV┼ commanΣ (Tablσ 1│-10⌐ request≤ tha⌠ thσ devicσ ì begiε aε audi∩ playbacδ operation« Thσ startinτ addres≤ i≤ specifieΣ a≤ ß ì tracδ relativσ logica∞ blocδ addres≤ withiε thσ specifieΣ startinτ track« Thσ ì commanΣ functioε (ImmeΣ anΣ SOT├ bits⌐ anΣ thσ outpu⌠ oµ audi∩ signal≤ shal∞ ì bσ a≤ specifieΣ b∙ thσ setting≤ oµ thσ modσ parameter≤ (seσ 13.3.3.1.). ááThσ startinτ tracδ fielΣ specifie≤ thσ tracδ numbe≥ oµ thσ startinτ audi∩ ì track« ááThσ tracδ relativσ logica∞ blocδ addres≤ (TRLBA⌐ fielΣ specifie≤ thσ two'≤ ì complemen⌠ startinτ logica∞ blocδ addres≤ relativσ t∩ thσ beginninτ oµ thσ ì firs⌠ secto≥ oε thσ tracδ witΦ aε inde° valuσ oµ one« Negativσ value≤ indicatσ ì ß startinτ locatioε withiε thσ audi∩ pausσ areß a⌠ thσ beginninτ oµ thσ ì requesteΣ track. ááThσ transfe≥ lengtΦ fielΣ specifie≤ thσ numbe≥ oµ contiguou≤ logica∞ block≤ ì tha⌠ shal∞ bσ outpu⌠ a≤ audi∩ data« ┴ transfe≥ lengtΦ fielΣ oµ zer∩ indicate≤ ì tha⌠ n∩ audi∩ playbacδ operatioε shal∞ occur« Thi≤ conditioε shal∞ no⌠ bσ ì considereΣ a≤ aε error« An∙ othe≥ valuσ indicate≤ thσ numbe≥ oµ logica∞ ì block≤ tha⌠ shal∞ bσ output. .cp 7èááIµ thσ logica∞ blocδ lengtΦ i≤ no⌠ equa∞ t∩ thσ secto≥ sizσ thσ targe⌠ ma∙ ì adjus⌠ thσ startinτ logica∞ blocδ addres≤ anΣ thσ transfe≥ length« Iε sucΦ ì case¼ i⌠ i≤ recommendeΣ tha⌠ thσ targe⌠ star⌠ thσ audi∩ pla∙ operatioε witΦ ì thσ beginninτ oµ ß secto≥ wheneve≥ thσ startinτ logica∞ addres≤ fall≤ withiε ì tha⌠ secto≥ (MS╞ unit)« Iµ thσ requesteΣ transfe≥ lengtΦ cause≤ thσ enΣ oµ aε ì audi∩ pla∙ operatioε t∩ fal∞ withiε ß secto≥ thσ targe⌠ ma∙ continuσ thσ pla∙ ì operatioε througΦ thσ enΣ oµ tha⌠ sector. ááIµ thσ startinτ addres≤ i≤ no⌠ found¼ o≥ iµ thσ addres≤ i≤ no⌠ withiε aε ì audi∩ track¼ o≥ iµ ß no⌠ read∙ conditioε exists¼ thσ commanΣ i≤ terminateΣ ì witΦ CHEC╦ CONDITIO╬ status« Seσ 13.1.╖ fo≥ ß descriptioε oµ erro≥ reportinτ ì information. .cp 35 .pm 0 .aw on 13.2.7. PLA┘ AUDI╧ TRAC╦ RELATIVE(12⌐ Command Table 13-11: PLA┘ AUDI╧ TRAC╦ RELATIVE(12⌐ Command ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== ░ ⁿ Operatioε Codσ (A9h⌐ | ¡¡¡¡-ⁿ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡-| ▒ ⁿ Logica∞ Uni⌠ Numbe≥ ⁿ ReserveΣ | ¡¡¡¡-ⁿ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡-| ▓ ⁿ (MSB⌐ | ¡¡¡¡-ⁿ¡¡¡ ¡¡-| │ ⁿ | ¡¡¡¡-ⁿ¡¡¡ Tracδ Relativσ Logica∞ Blocδ Addres≤ ¡¡-| ┤ ⁿ | ¡¡¡¡-ⁿ¡¡¡ ¡¡-| ╡ ⁿ (LSB)| ¡¡¡¡-ⁿ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡-| ╢ ⁿ (MSB⌐ | ¡¡¡¡-ⁿ¡¡¡ ¡¡-| ╖ ⁿ | ¡¡¡¡-ⁿ¡¡¡ Transfe≥ LengtΦ ¡¡-| ╕ ⁿ | ¡¡¡¡-ⁿ¡¡¡ ¡¡-| ╣ ⁿ (LSB⌐ | ¡¡¡¡-ⁿ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡-| 1░ ⁿ Startinτ Tracδ | ¡¡¡¡-ⁿ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡-| 1▒ ⁿ Control | ============================================================================== .aw on .pm 3 ááThσ PLA┘ AUDI╧ TRAC╦ RELATIVE(12⌐ commanΣ (Tablσ 1│-11⌐ request≤ tha⌠ thσ ì devicσ begiε aε audi∩ playbacδ operation« Thσ commanΣ functioε (ImmeΣ anΣ SOT├ ì bits⌐ anΣ thσ outpu⌠ oµ audi∩ signal≤ shal∞ bσ a≤ specifieΣ b∙ thσ setting≤ oµ ì thσ modσ parameter≤ (seσ 13.3.3.1.)« Seσ thσ PLA┘ AUDI╧ TRAC╦ RELATIVE(10⌐ ì commanΣ fo≥ ß descriptioε oµ thσ field≤ iε thi≤ command. .cp 35è.aw off .pm 0 13.2.8. READ CD-RO═ CAPACITY Command Table 13-12: READ CD-RO═ CAPACITY Command ============================================================================== Bit| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | Byte | | | | | | | | | ============================================================================== 0 | Operation Code (25h) | -----|-----------------------------------------------------------------------| 1 | Logical Unit Number | Reserved | RelAdr | -----|-----------------------------------------------------------------------| 2 | (MSB) | - - -|- - - -| 3 | | - - -|- - Logical Block Address - -| 4 | | - - -|- - - -| 5 | (LSB) | -----|-----------------------------------------------------------------------| 6 | Reserved | -----|-----------------------------------------------------------------------| 7 | Reserved | -----|-----------------------------------------------------------------------| 8 | ReserveΣ | PMI | -----|-----------------------------------------------------------------------| 9 | Control | ============================================================================== .aw on .pm 3 ááThσ REA─ C─-RO═ CAPACIT┘ commanΣ (Tablσ 1│-12⌐ provide≤ ß mean≤ fo≥ thσ ì initiato≥ t∩ reques⌠ informatioε regardinτ thσ capacit∙ oµ thσ logica∞ unit. .lm 3 ááIMPLEMENTOR╙ NOTE║ Thi≤ commanΣ ha≤ thσ samσ operatioε codσ (25h⌐ a≤ thσ ì ááREA─ CAPACIT┘ commanΣ (seσ 8.2.7)« Thσ genera∞ functioε i≤ thσ samσ bu⌠ thσ ì ááexac⌠ definition≤ oµ thσ returneΣ logica∞ blocδ addres≤ i≤ modifieΣ t∩ allo≈ ì ááreturninτ ß possibl∙ inexac⌠ valuσ (bu⌠ onσ witΦ ß knowε erro≥ bound⌐ baseΣ ì ááoε C─-RO═ tablσ oµ content≤ data« Fo≥ man∙ C─-RO═ devices¼ thi≤ ì ááimplementatioε allow≤ ß quicke≥ response. .lφ 1 áá┴ partia∞ mediuφ indicato≥ (PMI⌐ bi⌠ oµ zer∩ indicate≤ tha⌠ thσ informatioε ì returneΣ iε thσ REA─ C─-RO═ CAPACIT┘ datß shal∞ bσ thσ logica∞ blocδ addres≤ ì anΣ blocδ lengtΦ (iε bytes⌐ oµ thσ las⌠ valiΣ logica∞ blocδ oµ thσ logica∞ ì uni⌠ fo≥ seeδ operations« Thσ logica∞ blocδ addres≤ returneΣ shal∞ bσ greate≥ ì thaε o≥ equa∞ t∩ thσ las⌠ readablσ o≥ playablσ block« Iµ greater¼ thi≤ addres≤ ì ma∙ bσ iε ß transitioε areß beyonΣ thσ las⌠ valiΣ logica∞ blocδ fo≥ reaΣ o≥ ì audi∩ pla∙ operations« Thσ valuσ returneΣ shal∞ no⌠ bσ no⌠ bσ morσ thaε 7╡ ì sector≤ (MS╞ units⌐ greate≥ thaε thσ logica∞ blocδ addres≤ oµ thσ las⌠ ì readablσ o≥ playablσ block« (Thi≤ valuσ arise≤ becausσ thσ C─-RO═ Tablσ oµ ì Content≤ leaΣ-ou⌠ tracδ locatioε ha≤ ß +»¡ 7╡ secto≥ tolerancσ wheε thσ leaΣ-ì ou⌠ tracδ i≤ encodeΣ a≤ aε audi∩ track.⌐ Thσ logica∞ blocδ addres≤ iε thσ ì commanΣ descripto≥ blocδ shal∞ bσ se⌠ t∩ zer∩ fo≥ thi≤ option. .cp 6èáá┴ PM╔ bi⌠ oµ onσ indicate≤ tha⌠ thσ informatioε returneΣ shal∞ bσ thσ ì logica∞ blocδ addres≤ anΣ blocδ lengtΦ (iε bytes⌐ oµ thσ las⌠ logica∞ blocδ ì addres≤ afte≥ whicΦ ß substantia∞ dela∙ iε datß transfe≥ wil∞ bσ encountered« ì Thi≤ logica∞ blocδ addres≤ shal∞ bσ greate≥ thaε o≥ equa∞ t∩ thσ logica∞ blocδ ì addres≤ specifieΣ iε thσ commanΣ descripto≥ block« Oε C─-RO═ media¼ thi≤ i≤ ì interpreteΣ t∩ bσ thσ las⌠ readablσ o≥ playablσ logica∞ blocδ oµ thσ ì informatioε areß containinτ o≥ immediatel∙ followinτ thσ specifieΣ logica∞ ì blocδ address« .lm 3 ááIMPLEMENTOR╙ NOTE║ Thi≤ optioε ma∙ takσ severa∞ second≤ t∩ completσ oε C─-ì ááRO═ media. .lm 1 ááSeσ 8.1.1░ fo≥ ß descriptioε oµ thσ relativσ addres≤ bi⌠ (RelAdr). ááEigh⌠ byte≤ oµ REA─ C─-RO═ CAPACIT┘ datß (Tablσ 1│-13⌐ shal∞ bσ sen⌠ durinτ ì thσ DAT┴ I╬ phasσ oµ thσ command. .cp 16 .pm 0 .aw off Table 13-13: REA─ CAPACIT┘ Datß Format ============================================================================== Byte | Description | ============================================================================== 0 | (MSB) | - - -|- - Logical Block Address - -| 3 | (LSB) | -----|-----------------------------------------------------------------------| 4 | (MSB) | - - -|- - Block Length - -| 7 | (LSB) | ============================================================================== .aw on .pm 3 .cp 35è.aw off .pm 0 13.2.9. REA─ HEADE╥ Command Table 13-14: REA─ HEADE╥ Command ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== ░ ⁿ Operatioε Codσ (44h⌐ | -----|-----------------------------------------------------------------------| ▒ ⁿ Logica∞ Uni⌠ Numbe≥ ⁿ ReserveΣ ⁿ MSF |Reserved| -----|-----------------------------------------------------------------------| ▓ ⁿ (MSB⌐ | -----|--- ---| │ ⁿ | -----|--- Logica∞ Blocδ Addres≤ ---| ┤ ⁿ | -----|--- ---| ╡ ⁿ (LSB⌐ | -----|-----------------------------------------------------------------------| ╢ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ╖ ⁿ (MSB) | -----|--¡ Allocatioε LengtΦ ---| ╕ ⁿ (LSB) | -----|-----------------------------------------------------------------------| ╣ ⁿ Control | ============================================================================== .aw on .pm 3 ááThσ REA─ HEADE╥ commanΣ (Tablσ 1│-14⌐ request≤ tha⌠ thσ devicσ returε thσ ì C─-RO═ datß blocδ addres≤ heade≥ (Tablσ 1│-15⌐ oµ thσ requesteΣ logica∞ block« ááSeσ 13.1.5« fo≥ ß descriptioε oµ thσ MS╞ bit. ááThσ logica∞ blocδ addres≤ fielΣ specifie≤ thσ logica∞ blocδ a⌠ whicΦ thσ ì reaΣ heade≥ operatioε shal∞ begin. ááSeσ thσ REA─ commanΣ fo≥ exceptioε handling« Iµ thσ logica∞ blocδ sizσ i≤ ì othe≥ thaε thσ physica∞ blocδ size¼ i⌠ shal∞ bσ mappeΣ int∩ thσ appropriatσ ì physica∞ blocδ froφ whicΦ thσ datß woulΣ havσ beeε read« .cp 25è.aw off .pm 0 Table 13-15: REA─ HEADER Datß Format ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== 0 ⁿ CD-ROM Data Mode | -----|-----------------------------------------------------------------------| ▒ ⁿ Reserved | -----|-----------------------------------------------------------------------| 2 ⁿ Reserved | -----|-----------------------------------------------------------------------| 3 ⁿ Reserved | -----|-----------------------------------------------------------------------| 4 ⁿ (MSB) | ¡ ¡ -|¡ ¡ ¡ ¡ Absolutσ C─-ROM Addres≤ ¡ ¡ ¡ -| 7 ⁿ (LSB) | ============================================================================== .aw on .pm 3 ááThσ C─-RO═ datß modσ fielΣ specifie≤ thσ C─-RO═ Datß Modσ oµ thσ logica∞ ì block≤ iε thi≤ secto≥ oµ data« Thσ value≤ iε thi≤ fielΣ arσ defineΣ iε Tablσ ì 1│-16. .cp 12 .aw off .pm 0 Table 13-16: CD-ROM Data Modσ Codes ============================================================================== CD-ROM Use≥ Datß FielΣ Contents Auxiliar∙ FielΣ Contents Mode (204╕ bytes⌐ (28╕ bytes) ------------------------------------------------------------------------------ 00h Al∞ byte≤ zer∩ Al∞ byte≤ zero 01h Use≥ Datß L-EC symbol≤ 02h Use≥ Datß Use≥ Data 03Φ ¡ FFh Reserved Reserved ============================================================================== .aw on .pm 3 ááIµ thσ MS╞ bi⌠ i≤ zero¼ thσ absolutσ addres≤ fielΣ give≤ thσ logica∞ blocδ ì addres≤ oµ thσ firs⌠ logica∞ blocδ iε thσ physica∞ secto≥ wherσ thσ datß fo≥ ì thσ requesteΣ logica∞ blocδ addres≤ i≤ found« Iµ thσ MS╞ bi⌠ i≤ one¼ thσ ì absolutσ addres≤ fielΣ give≤ thσ MS╞ addres≤ oµ thσ secto≥ wherσ thσ datß fo≥ ì thσ requesteΣ logica∞ blocδ addres≤ i≤ found« (Seσ 13.1.5.⌐ .cp 35è.aw off .pm 0 13.2.10. REA─ SUB-CHANNEL Command Table 13-17: REA─ SUB-CHANNE╠ Command ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== ░ ⁿ Operatioε Codσ (42h⌐ | -----|-----------------------------------------------------------------------| ▒ ⁿ Logica∞ Uni⌠ Numbe≥ ⁿ ReserveΣ ⁿ MSF |Reserved| -----|-----------------------------------------------------------------------| ▓ ⁿReserved| SuΓQ | ReserveΣ | -----|-----------------------------------------------------------------------| │ ⁿ SuΓ Channel Datß Format | -----|-----------------------------------------------------------------------| ┤ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ╡ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ╢ ⁿ Tracδ Number | -----|-----------------------------------------------------------------------| ╖ ⁿ (MSB) | -----|--¡ Allocatioε LengtΦ ---| ╕ ⁿ (LSB) | -----|-----------------------------------------------------------------------| ╣ ⁿ Control | ============================================================================== .aw on .pm 3 ááThσ REA─ SU┬-CHANNE╠ commanΣ (Tablσ 1│-17⌐ request≤ tha⌠ thσ targe⌠ returε ì thσ requesteΣ suΓ-channe∞ datß oµ thσ curren⌠ blocδ plu≤ thσ statσ oµ aε oε-ì goinτ audi∩ pla∙ operation. ááSeσ 13.1.5« fo≥ ß descriptioε oµ thσ MS╞ bit. ááThσ SuΓ ╤ bi⌠ se⌠ t∩ onσ request≤ thσ targe⌠ returε thσ ╤ suΓ-channe∞ data« ì Thσ SuΓ ╤ bi⌠ se⌠ t∩ zer∩ request≤ tha⌠ n∩ suΓ-channe∞ datß bσ returned« Thi≤ ì shal∞ no⌠ bσ considereΣ aε error. .lm 3 ááNOTE║ Thσ othe≥ bit≤ iε thi≤ bytσ arσ reserveΣ fo≥ futurσ standardizatioε ì ááa⌠ whicΦ timσ the∙ ma∙ bσ defineΣ t∩ reques⌠ othe≥ suΓ-channe∞ data. .paè.lm 1 ááThσ SuΓ Channe∞ Datß Forma⌠ fielΣ specifie≤ thσ returned SuΓ Channe∞ Data. ááIµ thi≤ fielΣ i≤ se⌠ t∩ 00h¼ thσ wholσ SuΓ-╤ Channe∞ datß followinτ t∩ thσ ì suΓ channe∞ heade≥ is returned« Seσ Tablσ 13-19. ááIµ thi≤ fielΣ i≤ se⌠ t∩ 01h¼ 02Φ o≥ 03h¼ ß par⌠ oµ thσ SuΓ-╤ Channe∞ datß ì followinτ t∩ thσ suΓ channe∞ heade≥ i≤ returned« Seσ Tablσ 1│-23¼ 1│-2┤ anΣ ì 1│-25« .pm 0 .aw off Table 13-18: SuΓ Channe∞ Datß Forma⌠ field ============================================================================== Forma⌠ Code | Returned data | ----------------|------------------------------------------------------------| 00Φ ⁿ Sub-╤ Channe∞ datß ----------------|------------------------------------------------------------| 01Φ ⁿ CD-RO═ addres≤ ----------------|------------------------------------------------------------| 02Φ ⁿ Mediß Cataloτ Numbe≥ (UPC/Ba≥ Code) ----------------|------------------------------------------------------------| 03Φ ⁿ Tracδ International-Standard-Recording-Codσ (ISRC) ----------------|------------------------------------------------------------| 04Φ ¡ EFh ⁿ Reserved ----------------|------------------------------------------------------------| F0h ¡ FFh ⁿ Vendo≥ Unique ============================================================================== .aw on .lm 1 .pm 3 ááThσ Tracδ Numbe≥ fielΣ specifie≤ thσ tracδ numbe≥ froφ whicΦ thσ IS╥ Codσ i≤ ì transferred« Thi≤ fielΣ mus⌠ havσ thσ valuσ betweeε 01Φ anΣ 63Φ (99bcd)¼ anΣ ì i≤ valiΣ onl∙ wheε thσ SuΓ Channe∞ Datß Forma⌠ fielΣ ha≤ 03h« Iε thi≤ case¼ ì thσ targe⌠ return≤ thσ IS╥ Codσ oµ thσ Tracδ iµ i⌠ i≤ detected« Iε othe≥ ì cases¼ CHEC╦ CONDITIO╬ statu≤ i≤ reported« Thσ sensσ ke∙ anΣ additiona∞ sensσ ì codσ arσ se⌠ t∩ ILLEGA╠ REQUES╘»Illega∞ valuσ iε CDB. .lm 3 ááIMPLEMENTOR╙ NOTE║ SuΓ-╤ Channe∞ Datß returneΣ respondinτ t∩ thi≤ commanΣ ì ááwitΦ SuΓ Channe∞ Datß Forma⌠ fielΣ codσ 00Φ ma∙ bσ froφ thσ las⌠ appropriatσ ì áásecto≥ encountereΣ b∙ ß ReaΣ o≥ Pla∙ commanΣ o≥ drivσ leve∞ seekinτ o≥ ì áápositioε holdinτ operation« Thσ targe⌠ i≤ responsiblσ tha⌠ thσ datß ì ááreturneΣ arσ consistent« Fo≥ example¼ thσ Internationa∞-standarΣ-ì ááRecordinτ-Codσ (ISRC⌐ datß reporteΣ mus⌠ havσ beeε reaΣ froφ thσ samσ tracδ ì ááa≤ thσ reporteΣ curren⌠ positioε data. ááC─-Roφ Addres≤ Datß returneΣ respondinτ t∩ thi≤ commanΣ witΦ SuΓ Channe∞ ì ááDatß Forma⌠ fielΣ codσ 01Φ shal∞ bσ froφ thσ suΓ-channe∞ ╤ informatioε oµ ì ááthσ curren⌠ block. ááMediß Cataloτ Numbe≥ Datß returneΣ respondinτ t∩ thi≤ commanΣ witΦ SuΓ ì ááChanne∞ Datß Forma⌠ fielΣ codσ 02Φ ma∙ bσ froφ thσ suΓ-channe∞ ╤ informatioε ì ááoµ an∙ blocδ includinτ UPC/Ba≥ Codσ data« (Thi≤ codσ i≤ constan⌠ anywherσ iε ì ááever∙ applicablσ disc.) ááTracδ ISR├ datß returneΣ respondinτ thi≤ commanΣ witΦ SuΓ Channe∞ Datß ì ááForma⌠ fielΣ codσ 03Φ ma∙ bσ froφ thσ suΓ-channe∞ ╤ informatioε oµ an∙ blocδ ì ááincludinτ ISR├ iε thσ specifieΣ track. .cp 45 è.aw off Table 13-19: SUB-Q CHANNEL Datß Format áá SuΓ Channe∞ Heade≥ ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== 0 ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| 1 ⁿ Audi∩ Status | -----|-----------------------------------------------------------------------| ▓ ⁿ (MSB) | -----|--¡ SuΓ-Channe∞ Datß Length ---| 3 ⁿ (LSB) | ============================================================================== ⁿ SuΓ-╤ channe∞ Datß Blocδ | ============================================================================== 4 ⁿ SuΓ Channe∞ Data Forma⌠ codσ (00h) | -----|-----------------------------------------------------------------------| 5 ⁿ AD╥ ⁿ Contro∞ | -----|-----------------------------------------------------------------------| 6 ⁿ Tracδ Number | -----|-----------------------------------------------------------------------| 7 ⁿ Inde° Numbe≥ | -----|-----------------------------------------------------------------------| 8 ⁿ (MSB⌐ | ¡ ¡ -|¡ ¡ ¡ ¡ Absolutσ CD-RO═ Address ¡ ¡ ¡ -| 11 ⁿ (LSB) | -----|-----------------------------------------------------------------------| 12 ⁿ (MSB) | ¡ ¡ -|¡ ¡ ¡ ¡ Tracδ Relativσ CD-RO═ Address - ¡ ¡ -| 15 ⁿ (LSB) | -----|-----------------------------------------------------------------------| 16 ⁿ M├╓al | Reserved | -----|-----------------------------------------------------------------------| 17 | (MSB) | ¡ ¡ -|¡ ¡ ¡ ¡ Mediß Cataloτ Numbe≥ (UPC/Ba≥ Code) ¡ ¡ ¡ -| 31 ⁿ (LSB) | -----|-----------------------------------------------------------------------| 32 ⁿ T├╓al ⁿ Reserved | -----|-----------------------------------------------------------------------| 33 ⁿ (MSB) | ¡ ¡ -|¡ ¡ ¡ ¡ Tracδ Internationa∞-StandarΣ-Recordinτ-Codσ (ISRC⌐ ¡ ¡ ¡ -| 47 | (LSB) | ============================================================================== .aw on .pm 3 .cp 4 ááThσ SuΓ-╤ Channe∞ datß forma⌠ (Tablσ 1│-19⌐ consist≤ oµ ß fou≥-bytσ heade≥ ì followeΣ b∙ thσ suΓ-channe∞ datß block« Thσ heade≥ contain≤ thσ audi∩ statu≤ ì bytσ anΣ thσ suΓ-channe∞ datß lengtΦ field« Iµ thσ suΓ-╤ bi⌠ i≤ zero¼ thσ ì targe⌠ shal∞ no⌠ returε thσ SuΓ-╤ Channe∞ datß block. .cp 6èááThσ audi∩ statu≤ fielΣ indicate≤ thσ statu≤ oµ aε audi∩ pla∙ operation« Thσ ì audi∩ statu≤ value≤ arσ defineΣ iε Tablσ 1│-20« Audi∩ statu≤ value≤ greate≥ ì thaε zer∩ arσ returneΣ onl∙ t∩ thσ initiato≥ tha⌠ requesteΣ thσ las⌠ audi∩ ì pla∙ operation« Audi∩ statu≤ value≤ 13Φ anΣ 14Φ returε informatioε oε previou≤ ì audi∩ operations╗ the∙ arσ returneΣ onl∙ oncσ afte≥ thσ conditioε ha≤ ì occurred« Iµ anothe≥ audi∩ pla∙ operatioε i≤ no⌠ requested¼ thσ audi∩ statu≤ ì returneΣ fo≥ subsequen⌠ REA─ SU┬-CHANNE╠ command≤ i≤ 15h. .cp 15 .aw off .pm 0 Table 13-20: Audi∩ Statu≤ Codes ============================================================================== Statu≤ Descriptioε | ----------|------------------------------------------------------------------| 00Φ ⁿ Audi∩ statu≤ byte no⌠ supported o≥ no⌠ valiΣ | ----------|------------------------------------------------------------------| 11Φ ⁿ Audi∩ pla∙ operatioε iε progress« | ----------|------------------------------------------------------------------| 12Φ ⁿ Audi∩ pla∙ operatioε paused. | ----------|------------------------------------------------------------------| 13Φ ⁿ Audi∩ pla∙ operatioε successfull∙ completed« | ----------|------------------------------------------------------------------| 14Φ ⁿ Audi∩ pla∙ operatioε stoppeΣ duσ t∩ erro≥« | ----------|------------------------------------------------------------------| 15Φ ⁿ N∩ curren⌠ audi∩ statu≤ t∩ returε | ============================================================================== .aw on .pm 3 ááThσ suΓ-channe∞ datß lengtΦ specifie≤ thσ lengtΦ iε byte≤ oµ thσ followinτ ì suΓ-channe∞ datß block« ┴ suΓ-channe∞ datß lengtΦ oµ zer∩ indicate≤ tha⌠ n∩ ì suΓ-channe∞ datß blocδ i≤ includeΣ iε thσ returneΣ data« .lm 3 ááIMPLEMENTOR╙ NOTE║ Usua∞ value≤ fo≥ SuΓ-channe∞ datß lengtΦ arσ 0¼ 12¼ 2╕ ì ááanΣ 4┤ bytes« SuΓ-channe∞ datß lengtΦ doe≤ no⌠ includσ thσ SuΓ Channe∞ ì ááHeader. .lm 1 ááThσ datß iε thσ suΓ-channe∞ datß blocδ i≤ obtaineΣ froφ thσ suΓ-channe∞ ╤ ì informatioε oµ thσ curren⌠ block« .lm3 ááIMPLEMENTOR╙ NOTE║ Wheε thσ typσ oµ informatioε encodeΣ iε thσ suΓ-channe∞ ╤ ì ááoµ thσ curren⌠ secto≥ i≤ thσ mediß cataloτ numbe≥ o≥ ISRC╗ thσ track¼ index¼ ì ááanΣ addres≤ field≤ shoulΣ bσ extrapolateΣ froφ thσ previou≤ sector. .lm1 ááThσ AD╥ fielΣ give≤ thσ typσ oµ informatioε encodeΣ iε thσ suΓ-channe∞ ╤ oµ ì thi≤ block¼ a≤ showε iε Tablσ 1│-21. .cp 15è.aw off .pm 0 Table 13-21: AD╥ Sub-channe∞ ╤ Field ============================================================================== AD╥ Code Description ------------------------------------------------------------------------------ 0Φ Sub-channe∞ ╤ modσ informatioε no⌠ supplied. 1h SuΓ-channe∞ ╤ encode≤ curren⌠ positioε data« (i.e« track¼ index¼ absolute address¼ relativσ address.) 2h Sub-channe∞ ╤ encode≤ mediß cataloτ number. 3h Sub-channe∞ ╤ encode≤ ISRC. 4Φ ¡ Fh Reserved ============================================================================== .aw on .pm 3 ááThσ contro∞ bit≤ arσ defineΣ iε Tablσ 1│-22. .cp 12 .aw off .pm 0 Table 13-22: Sub-channe∞ ╤ Contro∞ Bits ============================================================================== Bi⌠ equa∞≤ zer∩ equa∞s onσ ------------------------------------------------------------------------------ 0 Audi∩ withou⌠ pre-emphasis Audi∩ witΦ pre-emphasi≤ 1 Digita∞ cop∙ prohibited Digita∞ cop∙ permitteΣ 2 Audi∩ track Datß tracδ 3 Tw∩ channe∞ audio Fou≥ channe∞ audio ============================================================================== .aw on .pm 3 .cp 3 ááThσ tracδ numbe≥ specifie≤ thσ curren⌠ tracδ number« ááThσ inde° numbe≥ specifie≤ thσ inde° numbe≥ iε thσ curren⌠ track. ááThσ absolutσ C─-RO═ addres≤ fielΣ give≤ thσ curren⌠ locatioε relativσ t∩ thσ ì logica∞ beginninτ oµ thσ media« Iµ thσ MS╞ bi⌠ i≤ zero¼ thi≤ fielΣ i≤ ß ì logica∞ blocδ address« Iµ thσ MS╞ bi⌠ i≤ one¼ thi≤ fielΣ i≤ aε absolutσ MS╞ ì address« (Seσ 13.1.5.) ááThσ tracδ relativσ C─-RO═ addres≤ fielΣ give≤ thσ curren⌠ locatioε relativσ ì t∩ thσ logica∞ beginninτ oµ thσ curren⌠ track« Iµ thσ MS╞ bi⌠ i≤ zero¼ thi≤ ì fielΣ i≤ ß tracδ relativσ logica∞ blocδ address« (Thi≤ i≤ ß negativσ value¼ ì expresseΣ a≤ ß two≤ complemen⌠ number¼ iµ thσ curren⌠ blocδ i≤ iε thσ prσ-ga≡ ì areß oµ ß track« Seσ 13.1.5)« Iµ thσ MS╞ bi⌠ i≤ one¼ thi≤ fielΣ i≤ thσ ì relativσ MS╞ addres≤ froφ thσ ╤ suΓ-channel« áá┴ mediß cataloτ valiΣ (MCVal⌐ bi⌠ oµ onσ indicate≤ tha⌠ thσ mediß cataloτ ì numbe≥ fielΣ i≤ valid« ┴ MCVa∞ bi⌠ oµ zer∩ indicate≤ tha⌠ thσ mediß cataloτ ì numbe≥ fielΣ i≤ no⌠ valid. .cp 6 ááThσ mediß cataloτ numbe≥ fielΣ contain≤ thσ identifyinτ numbe≥ oµ thi≤ mediß ì accordinτ t∩ thσ uniforφ produc⌠ codσ value≤ (UPC/EA╬ Ba≥ Coding⌐ expresseΣ iε ì ASCII« Noε-zer∩ value≤ iε thi≤ fielΣ arσ controlleΣ b∙ thσ Uniforφ Produc⌠ ì Codσ Counci∞ anΣ thσ Europeaε Articlσ Numbe≥ Counci∞ (seσ Sectioε 2)« ┴ valuσ ì iε thi≤ fielΣ oµ al∞ ASCI╔ zero≤ indicate≤ tha⌠ thσ mediß cataloτ numbe≥ i≤ ì no⌠ supplied. èááThσ tracδ codσ valiΣ (TCVal⌐ bi⌠ oµ onσ indicate≤ tha⌠ thσ tracδ ISR├ fielΣ ì i≤ valid« ┴ TCVa∞ bi⌠ oµ zer∩ indicate≤ tha⌠ thσ tracδ Internationa∞-ì StandarΣ-Recordinτ-Codσ (ISRC⌐ fielΣ i≤ no⌠ valid. ááThσ tracδ ISR├ fielΣ contain≤ thσ identifyinτ numbe≥ oµ thi≤ mediß accordinτ ì t∩ thσ ISR├ standard≤ (DI╬-3▒-621⌐ expresseΣ iε ASCII« Table 13-23: CD-RO═ ADDRES╙ Datß Format áá SuΓ Channe∞ Heade≥ ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== 0 ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| 1 ⁿ Audi∩ Status | -----|-----------------------------------------------------------------------| ▓ ⁿ (MSB) | -----|--¡ SuΓ-Channe∞ Datß Length ---| 3 ⁿ (LSB) | ============================================================================== ⁿ CD-RO═ ADDRESS Datß Blocδ | ============================================================================== 4 ⁿ SuΓ Channe∞ Datß Forma⌠ codσ (01h⌐ | -----|-----------------------------------------------------------------------| 5 ⁿ AD╥ ⁿ Contro∞ | -----|-----------------------------------------------------------------------| 6 ⁿ Tracδ Number | -----|-----------------------------------------------------------------------| 7 ⁿ Inde° Numbe≥ | -----|-----------------------------------------------------------------------| 8 ⁿ (MSB⌐ | ¡ ¡ -|¡ ¡ ¡ ¡ Absolutσ CD-RO═ Address ¡ ¡ ¡ -| 11 ⁿ (LSB) | -----|-----------------------------------------------------------------------| 12 ⁿ (MSB) | ¡ ¡ -|¡ ¡ ¡ ¡ Tracδ Relativσ CD-RO═ Address - ¡ ¡ -| 15 ⁿ (LSB) | ============================================================================== .lm 3 ááIMPLEMENTOR╙ NOTE║ Usua∞ value≤ fo≥ SuΓ-channe∞ datß lengtΦ, whicΦ doe≤ no⌠ ì ááincludσ thσ SuΓ Channe∞ Header¼ i≤ ░ o≥ 1▓ bytes« ááWheε thσ SuΓ-╤ bi⌠ iε thσ CD┬ i≤ se⌠ t∩ zero¼ thσ targe⌠ return≤ thσ SuΓ ì ááChanne∞ Header« Howeve≥ othe≥ datß arσ no⌠ returned. .lm 1 .paè.aw off .pm 0 Table 13-24: MEDI┴ CATALO╟ NUMBER Datß Format áá SuΓ Channe∞ Heade≥ ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== 0 ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| 1 ⁿ Audi∩ Status | -----|-----------------------------------------------------------------------| ▓ ⁿ (MSB) | -----|--¡ SuΓ-Channe∞ Datß Length ---| 3 ⁿ (LSB) | ============================================================================== ⁿ MEDI┴ CATALO╟ NUMBE╥ Datß Blocδ | ============================================================================== 4 ⁿ SuΓ Channe∞ Data Forma⌠ codσ (02h) | ------------------------------------------------------------------------------ ╡ ⁿ Reserved | ------------------------------------------------------------------------------ 6 ⁿ Reserved | ------------------------------------------------------------------------------ 7 ⁿ Reserved | ------------------------------------------------------------------------------ 8 ⁿ M├╓al | Reserved | -----|-----------------------------------------------------------------------| ╣ | (MSB) | ¡ ¡ -|¡ ¡ ¡ ¡ Mediß Cataloτ Numbe≥ (UPC/Ba≥ Code) ¡ ¡ ¡ -| 23 ⁿ (LSB) | ============================================================================== .aw on .pm 3 ááWheε thσ Mediß Cataloτ Numbe≥ i≤ detected¼ thσ MCVa∞ bi⌠ i≤ se⌠ t∩ one« Iµ ì thσ numbe≥ i≤ no⌠ detected¼ thσ MCVa∞ bi⌠ i≤ se⌠ t∩ zer∩ t∩ indicatσ thσ Mediß ì Cataloτ Numbe≥ i≤ invalid. .lm 3 ááIMPLEMENTOR╙ NOTE║ Usua∞ value≤ fo≥ SuΓ-channe∞ datß length¼ whicΦ doe≤ no⌠ ì ááΘncludσ thσ SuΓ Channe∞ Header, is ░ o≥ 20 bytes. ááWheε thσ SuΓ-╤ bi⌠ iε thσ CD┬ i≤ se⌠ t∩ zero¼ thσ targe⌠ return≤ thσ SuΓ ì ááChanne∞ Header« Howeve≥ othe≥ datß arσ no⌠ returned. .lm 1 .paè.aw off Table 13-25: TRACK-INTERNATIONAL-STANDARD-RECORDING Datß Format áá SuΓ Channe∞ Heade≥ ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== 0 ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| 1 ⁿ Audi∩ Status | -----|-----------------------------------------------------------------------| ▓ ⁿ (MSB) | -----|--¡ SuΓ-Channe∞ Datß Length ---| 3 ⁿ (LSB) | ============================================================================== ⁿ TRACK-INTERNATIONAL-STANDARD-RECORDING Datß Block ============================================================================== 4 ⁿ SuΓ Channe∞ Data Forma⌠ codσ (03h) | ------------------------------------------------------------------------------ ╡ ⁿ ADR ⁿ Control | ------------------------------------------------------------------------------ 6 ⁿ Tracδ Number | ------------------------------------------------------------------------------ 7 ⁿ Reserved | ------------------------------------------------------------------------------ 8 ⁿ T├╓al | Reserved | -----|-----------------------------------------------------------------------| ╣ | (MSB) | ¡ ¡ -|¡ ¡ ¡ ¡ Track-International-Standard-Recording-Codσ (ISRC) ¡ ¡ ¡ -| 23 ⁿ (LSB) | ============================================================================== .lm 1 .pm 3 .aw on ááWheε thσ ISR├ i≤ detected¼ thσ TCVa∞ bi⌠ i≤ se⌠ t∩ one« Iµ thσ ISR├ i≤ no⌠ ì detected¼ thσ TCVa∞ bi⌠ i≤ se⌠ t∩ zer∩ t∩ indicatσ thσ ISR├ i≤ invalid. .lm 3 ááIMPLEMENTOR╙ NOTE║ Usua∞ value≤ fo≥ SuΓ-channe∞ datß length¼ whicΦ doe≤ no⌠ ì ááΘncludσ thσ SuΓ Channe∞ Header, is ░ o≥ 20 bytes. .lm 1 .cp 35è.aw off .pm 0 13.2.11. REA─ TO├ Command Table 13-26: REA─ TO├ Command ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== ░ ⁿ Operatioε Codσ (43h⌐ | -----|-----------------------------------------------------------------------| ▒ ⁿ Logica∞ Uni⌠ Numbe≥ ⁿ ReserveΣ ⁿ MSF |Reserved| -----|-----------------------------------------------------------------------| ▓ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| │ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ┤ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ╡ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ╢ ⁿ Startinτ Track | -----|-----------------------------------------------------------------------| ╖ ⁿ (MSB) | -----|--¡ Allocatioε LengtΦ ---| ╕ ⁿ (LSB) | -----|-----------------------------------------------------------------------| ╣ ⁿ Control | ============================================================================== .aw on .pm 3 ááThσ REA─ TO├ commanΣ (Tablσ 1│-26⌐ request≤ thσ targe⌠ transfer≤ datß froφ ì thσ tablσ oµ content≤ t∩ thσ initiator« Thσ forma⌠ oµ thσ datß returneΣ i≤ ì specifieΣ iε Tablσ 1│-27. ááSeσ 13.1.5« fo≥ ß descriptioε oµ thσ MS╞ bit. ááThσ startinτ tracδ fielΣ specifie≤ thσ startinτ tracδ numbe≥ fo≥ whicΦ thσ ì datß shal∞ bσ returned« Iµ thi≤ valuσ i≤ zero¼ thσ tablσ oµ content≤ datß ì shal∞ begiε witΦ thσ firs⌠ tracδ oε thσ medium« Thσ datß i≤ returneΣ iε ì contiguou≤ ascendinτ tracδ numbe≥ order« .cp5 ááIµ thσ startinτ tracδ fielΣ i≤ no⌠ valiΣ fo≥ thσ currentl∙ installeΣ medium¼ ì thσ commanΣ shal∞ bσ terminateΣ witΦ CHEC╦ CONDITIO╬ status« Thσ sensσ ke∙ ì shal∞ bσ se⌠ t∩ ILLEGA╠ REQUES╘ anΣ thσ additiona∞ sensσ codσ se⌠ t∩ INVALI─ ì FIEL─ I╬ CDB. .cp 3 .lm 3 ááIMPLEMENTOR╙ NOTE║ Thσ maximuφ TO├ datß lengtΦ possiblσ oε currentl∙ ì ááavailablσ C─-RO═ mediß i≤ 80┤ bytes¼ o≥ 10░ TO├ tracδ descriptors. .lm 1 .c≡ 25è.aw off .pm 0 Table 13-27: REA─ TO├ Datß Forma⌠ ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== ░ ⁿ (MSB) | -----|--¡ TO├ Datß LengtΦ ---| ▒ ⁿ (LSB⌐ | -----|-----------------------------------------------------------------------| 2 ⁿ Firs⌠ Tracδ Numbe≥ | -----|-----------------------------------------------------------------------| 3 ⁿ Las⌠ Tracδ Numbe≥ | ============================================================================== | TO├ Tracδ Descriptor(s⌐ | ============================================================================== 0 ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| 1 ⁿ AD╥ ⁿ Contro∞ | -----|-----------------------------------------------------------------------| 2 ⁿ Tracδ Numbe≥ | -----|-----------------------------------------------------------------------| 3 ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| 4 ⁿ (MSB) | ¡ ¡ -|¡ ¡ ¡ ¡ Absolutσ CD-RO═ Addres≤ ¡ ¡ ¡ -| 7 ⁿ (LSB) | ============================================================================== .aw on .pm 3 ááThσ TO├ datß blocδ contain≤ ß fou≥ bytσ heade≥ followeΣ b∙ zer∩ o≥ morσ TO├ ì tracδ descriptors. ááThσ TO├ datß lengtΦ specifie≤ thσ lengtΦ iε byte≤ oµ thσ followinτ TO├ datß ì tha⌠ i≤ availablσ t∩ bσ transferreΣ durinτ thσ DAT┴ I╬ phase« Thσ TO├ datß ì lengtΦ valuσ doe≤ no⌠ includσ thσ TO├ datß lengtΦ fielΣ itself. ááThσ firs⌠ tracδ numbe≥ fielΣ indicate≤ thσ firs⌠ tracδ numbe≥ iε thσ tablσ ì oµ contents« .cp 6 ááThσ las⌠ tracδ numbe≥ fielΣ indicate≤ thσ las⌠ tracδ numbe≥ iε thσ tablσ oµ ì content≤ beforσ thσ leaΣ-ou⌠ tracδ number. .lm 3 ááIMPLEMENTOR╙ NOTE║ Thσ firs⌠ tracδ numbe≥ i≤ no⌠ requireΣ t∩ bσ one« ┴ ì áádisπ ma∙ star⌠ a⌠ an∙ valiΣ tracδ number« Thσ tracδ number≤ betweeε thσ ì ááfirs⌠ tracδ numbe≥ anΣ thσ las⌠ tracδ numbe≥ arσ requireΣ t∩ bσ iε ì áácontiguou≤ ascendinτ order¼ excep⌠ fo≥ thσ leaΣ-ou⌠ track. .lm 1 .cp6 ááThσ AD╥ fielΣ give≤ thσ typσ oµ informatioε encodeΣ iε thσ ╤ SuΓ-channe∞ oµ ì thσ blocδ wherσ thi≤ TO├ entr∙ wa≤ found« Thσ possiblσ AD╥ value≤ arσ defineΣ ì iε Tablσ 1│-21. ááThσ contro∞ fielΣ indicate≤ thσ attribute≤ oµ thσ track« Thσ possiblσ ì contro∞ fielΣ value≤ arσ defineΣ iε Tablσ 1│-22. èááThσ tracδ numbe≥ fielΣ indicate≤ thσ tracδ numbe≥ fo≥ whicΦ thσ datß iε thσ ì TO├ tracδ descripto≥ i≤ valid« ┴ tracδ numbe≥ oµ 0AAΦ indicate≤ thσ tracδ ì descripto≥ i≤ fo≥ thσ star⌠ oµ thσ leaΣ-ou⌠ area. ááThσ absolutσ C─-RO═ addres≤ contain≤ thσ addres≤ oµ thσ firs⌠ blocδ witΦ ì use≥ informatioε fo≥ tha⌠ tracδ numbe≥ a≤ reaΣ froφ thσ tablσ oµ contents« Aε ì MS╞ bi⌠ oµ zer∩ indicate≤ tha⌠ thσ absolutσ C─-RO═ addres≤ fielΣ contain≤ ß ì logica∞ blocδ address« Aε MS╞ bi⌠ oµ onσ indicate≤ thσ absolutσ C─-RO═ ì addres≤ fielΣ contain≤ aε MS╞ addres≤ (seσ 13.1.5)« .lm 3 ááIMPLEMENTOR╙ NOTE║ Thσ startinτ logica∞ blocδ addres≤ valuσ recovereΣ froφ ì ááthσ TO├ ha≤ ß tolerancσ oµ zer∩ fo≥ datß track≤ anΣ plu≤ o≥ minu≤ 7╡ C─ ì áásector≤ fo≥ audi∩ tracks« Thi≤ tolerancσ i≤ multiplieΣ b∙ ß facto≥ ì áádependen⌠ oε thσ logica∞ blocδ Length« .lm 1 .cp 20 .aw off .pm 0 13.3. Parameter≤ fo≥ CD-ROM Devices .aw on .pm 3 .cp 10 .aw off .pm 0 13.3.1. Diagnostic Paramete≥s .aw on .pm 3 ááThi≤ sectioε define≤ thσ descriptor≤ anΣ page≤ fo≥ diagnostiπ parameter≤ ì useΣ witΦ C─-RO═ devices« ááThσ diagnostiπ pagσ code≤ fo≥ C─-RO═ device≤ arσ defineΣ iε Tablσ 1│-28. .aw off .pm 0 .cp 15 Table 13-28: Diagnostiπ Page Codes ============================================================================== Page Code Description Section ------------------------------------------------------------------------------ ááá00h SupporteΣ Diagnostiπ Pagσ≤ 7.3.1.1 01Φ ¡ 3Fh ReserveΣ (fo≥ al∞ devicσ typσ page≤) 40Φ ¡ 7Fh Reserved 80Φ ¡ FFh Vendo≥-specifiπ pages ============================================================================== .aw on .pm 3 .lm 1 .cp 5 .aw off .pm 0 13.3.2. Log Paramete≥s .aw on .pm 3 ááThi≤ sectioε define≤ thσ descriptor≤ anΣ page≤ fo≥ loτ parameter≤ useΣ witΦ ì C─-RO═ devices« ááThσ loτ pagσ code≤ fo≥ C─-RO═ device≤ arσ defineΣ iε Tablσ 1│-29. .aw off .pm 0 .cp 15è Table 13-29: Log Page Codes ============================================================================== Page Code Description Section ------------------------------------------------------------------------------ ááá01h Buffer Over-Run/Under-Run Page 7.3.2.1 ááá03h Erro≥ Counte≥ Pagσ (Read) Page 7.3.2.2 ááá07h Last n Error Events Page 7.3.2.3 ááá06h Non-Mediuφ Error Page 7.3.2.4 02Φ¼ 04h¼ 05h¼ 08Φ ¡ 2Fh¼ 3FΦ Reserved ááá00h Supported Log Pages 7.3.2.5 30h - 3Eh Vendo≥-specifiπ pages ============================================================================== .aw on .pm 3 .lm 1 .cp 10 .aw off .pm 0 13.3.3. Mode Paramete≥s .aw on .pm 3 ááThi≤ sectioε define≤ thσ descriptor≤ anΣ page≤ fo≥ modσ parameter≤ useΣ witΦ ì C─-RO═ devices« ááThσ modσ paramete≥ list¼ includinτ thσ modσ paramete≥ heade≥ anΣ modσ blocδ ì descripto≥ arσ defineΣ iε 7.3.3. ááThσ mediuφ-typσ codσ fielΣ i≤ containeΣ iε thσ modσ paramete≥ heade≥ (seσ ì Tablσ ╖-6▒ anΣ ╖-62)« Tablσ 1│-2╢ define≤ thσ mediuφ typσ value≤ fo≥ C─-RO═ ì devices. .cp 20 .pm 0 .aw off Table 13-30: CD-ROM Medium Typσ Codes =================================================== Code Value Mediuφ Type ------------ ------------------------------------- 00Φ Defaul⌠ (onl∙ onσ typσ supported) 01Φ 12░ mφ C─-RO═ datß only 02Φ 12░ mφ C─-D┴ audi∩ only 03Φ 12░ mφ C─-RO═ datß anΣ audi∩ combined 04Φ Reserved 05Φ 8░ mφ C─-RO═ datß only 06Φ 8░ mφ C─-D┴ audi∩ only 07Φ 8░ mφ C─-RO═ datß anΣ audi∩ combined 08h - 7Fh Reserved 80h - FFh Vendo≥ unique =================================================== .lm 1 .pm 3 .aw on ááThσ devicσ specifiπ paramete≥ fielΣ i≤ containeΣ iε thσ modσ paramete≥ ì heade≥ (seσ Tablσ ╖-61¼ (bytσ 2⌐ anΣ ╖-6▓ (bytσ 3))« Tablσ 1│-31 define≤ thσ ì devicσ specifiπ paramete≥ fielΣ fo≥ C─-RO═ devices. .cp 15è.aw off .pm 0 Table 13-31: CD-RO═ Devicσ Specifiπ Paramete≥ ============================================================================== Bit| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== | Reserved | Cache | Reserved | EBC | ============================================================================== .aw on .pm 3 ááWheε useΣ witΦ thσ MOD┼ SELEC╘ commanΣ thσ cachσ bi⌠ i≤ reserved. .cp 3 ááWheε useΣ witΦ ß MOD┼ SENS┼ command¼ ß cachσ bi⌠ oµ zer∩ indicate≤ tha⌠ thσ ì targe⌠ doe≤ no⌠ contaiε ß cachσ memory« ┴ cachσ bi⌠ oµ onσ indicate≤ tha⌠ thσ ì targe⌠ contain≤ ß cachσ memor∙ anΣ support≤ thσ cachσ contro∞ bit≤ (seσ ì 8.2.6). ááThσ enablσ blanδ checδ (EBC⌐ bi⌠ i≤ reserved. .cp 3 ááThσ densit∙ codσ fielΣ i≤ containeΣ iε thσ modσ paramete≥ blocδ descripto≥ ì (seσ Tablσ ╖-63)« Tablσ 1│-32 define≤ thσ densit∙ codσ value≤ fo≥ C─-RO═ ì devices. .cp 20 .pm0 .aw off Table 13-32: CD-ROM Densit∙ Codes =============================================================== Code Value Datß type≤ t∩ bσ transferreΣ -----------¡ ------------------------------------------------- 00h Defaul⌠ densit∙ code 01h User Datß Onl∙ ¡ 204╕ Byte≤ pe≥ physica∞ sector 02h User Datß plu≤ Auxiliar∙ Datß fielΣ ¡ 233╢ byte≤ pe≥ sector 03h 4 Bytσ Taτ Field¼ Use≥ Datß plu≤ Auxiliar∙ Datß ¡ 234░ byte≤ pe≥ sector 04h Audi∩ Informatioε Onl∙ ¡ (1/75tΦ oµ ß seconΣ pe≥ logica∞ block⌐ 05h - 7Fh Reserved 80h - FFh Vendo≥ specific =============================================================== .lm 1 .pm 3 .aw on .lm 3 ááIMPLEMENTOR╙ NOTE║ Thσ numbe≥ oµ byte≤ pe≥ secto≥ specifieΣ b∙ thi≤ ì ááparamete≥ i≤ useΣ witΦ thσ blocδ LengtΦ t∩ ma≡ C─-RO═ sector≤ t∩ logica∞ ì ááblocδ addresses. .lm 1 .cp 20èááThσ modσ pagσ code≤ fo≥ C─-RO═ device≤ arσ defineΣ iε Tablσ 1│-33. .cp 25 .aw off .pm 0 Table 13-33: Modσ Page Codes ============================================================================== Page Code Description Section ------------------------------------------------------------------------------ ááá08Φ Cachinτ Pagσ 8.3.3.1 ááá0EΦ CD-RO═ Audi∩ Contro∞ Pagσ 13.3.3.1 ááá0DΦ CD-RO═ Pagσ 13.3.3.2 ááá0Ah Contro∞ Mode Page 7.3.3.1 ááá02Φ Disconnect-Reconnec⌠ Pagσ 7.3.3.2 ááá0BΦ Mediuφ Type≤ SupporteΣ Page 8.3.3.4 ááá09Φ Periphera∞ Devicσ Pagσ 7.3.3.3 ááá01Φ ReaΣ Erro≥ Recover∙ Pagσ 13.3.3.3 03Φ ¡ 06Φ¼ 0CΦ¼ 0FΦ ¡ 1FΦ Reserved ááá3Fh Returns all page≤ (valiΣ onl∙ fo≥ thσ MOD┼ SENS┼ command) 20h - 3Eh Vendo≥ Specific (page format required) ááá07Φ Verif∙ Erro≥ Recover∙ Pagσ 13.3.3.4 ============================================================================== .aw on .pm 3 .cp 40è.pm 0 .aw off 13.3.3.1. CD-RO═ Audi∩ Contro∞ Parameters Table 13-34: CD-RO═ Audi∩ Control Parameters Page ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ ⁿ Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== ░ ⁿ P╙ |Reservedⁿ Pagσ Codσ (0Eh⌐ | -----|-----------------------------------------------------------------------| ▒ ⁿ Paramete≥ LengtΦ (0Eh⌐ | -----|-----------------------------------------------------------------------| 2 ⁿ Reserved ⁿ ImmeΣ ⁿ SOT├ |Reserved| -----|-----------------------------------------------------------------------| 3 ⁿ Reserved | -----|-----------------------------------------------------------------------| 4 ⁿ Reserved | -----|-----------------------------------------------------------------------| 5 ⁿ APRVal | Reserved | Forma⌠ oµ LBA≤ » Sec. | -----|-----------------------------------------------------------------------| 6 ⁿ (MSB) | -----|--¡ Logica∞ Blocδ≤ pe≥ SeconΣ oµ AudΘo Pla∙back ---| 7 ⁿ (LSB)| -----|-----------------------------------------------------------------------| 8 ⁿ Reserved ⁿ Outpu⌠ Por⌠ ░ Channe∞ Selection | -----|-----------------------------------------------------------------------| 9 ⁿ Outpu⌠ Por⌠ ░ Volume | -----|-----------------------------------------------------------------------| 10 ⁿ Reserved ⁿ Outpu⌠ Por⌠ ▒ Channe∞ Selection | -----|-----------------------------------------------------------------------| 11 ⁿ Outpu⌠ Por⌠ 1 Volume | -----|-----------------------------------------------------------------------| 12 ⁿ Reserved ⁿ Outpu⌠ Por⌠ 2 Channe∞ Selection | -----|-----------------------------------------------------------------------| 13 ⁿ Outpu⌠ Por⌠ 2 Volume | -----|-----------------------------------------------------------------------| 14 ⁿ Reserved ⁿ Outpu⌠ Por⌠ 3 Channe∞ Selection | -----|-----------------------------------------------------------------------| 15 ⁿ Outpu⌠ Por⌠ 3 Volume | ============================================================================== .aw on .pm 3 ááThσ C─-RO═ audi∩ contro∞ parameter≤ pagσ (Tablσ 1│-34⌐ set≤ thσ playbacδ ì mode≤ anΣ outpu⌠ control≤ fo≥ subsequen⌠ PLA┘ AUDI╧ command≤ anΣ an∙ curren⌠ ì audi∩ playbacδ operation« ááThσ parameter≤ savablσ (PS⌐ bi⌠ i≤ onl∙ useΣ witΦ thσ MOD┼ SENS┼ command« ì Thi≤ bi⌠ i≤ reserveΣ witΦ thσ MOD┼ SELEC╘ command« ┴ P╙ bi⌠ oµ onσ indicate≤ ì tha⌠ thσ targe⌠ i≤ capablσ oµ savinτ thσ pagσ iε ß noε-volatilσ vendo≥-ì specifiπ location. .cp5èááAε immediatσ (Immed⌐ bi⌠ oµ zer∩ indicate≤ thσ targe⌠ shal∞ no⌠ senΣ ì completioε statu≤ unti∞ thσ audi∩ playbacδ operatioε i≤ terminated. ááAε ImmeΣ bi⌠ oµ onσ indicate≤ thσ targe⌠ shal∞ senΣ completioε statu≤ a≤ ì sooε a≤ thσ playbacδ operatioε ha≤ beeε started. .pm 0 .lm 3 ááIMPLEMENTOR╙ NOTE║ I⌠ i≤ recommendeΣ tha⌠ ß Logica∞ Uni⌠ typσ RESERV┼ bσ ì ááissueΣ prio≥ t∩ startinτ audi∩ pla∙ operation≤ witΦ aε ImmeΣ bi⌠ oµ onσ iε ì ááan∙ multiplσ initiato≥ environment« .pm 3 .lm 1 .cp 4 áá┴ sto≡ oε tracδ crossinτ (SOTC⌐ bi⌠ oµ zer∩ indicate≤ thσ targe⌠ shal∞ ì terminatσ thσ audi∩ playbacδ operatioε wheε thσ transfe≥ lengtΦ i≤ satisfied« ì Multiplσ track≤ shal∞ bσ playeΣ a≤ necessary« Period≤ oµ timσ encodeΣ a≤ ì audi∩ pause/silencσ a⌠ thσ beginninτ oµ tracks¼ (inde° 0,⌐ shal∞ als∩ bσ ì played« áá┴ sto≡ oε tracδ crossinτ (SOTC⌐ bi⌠ oµ onσ indicate≤ thσ targe⌠ shal∞ ì terminatσ thσ audi∩ playbacδ operatioε wheε thσ beginninτ oµ ß followinτ tracδ ì i≤ encountered« ááThσ audi∩ playbacδ ratσ valiΣ (APRVal⌐ bi⌠ valuσ oµ onσ indicate≤ tha⌠ thσ ì forma⌠ oµ logica∞ block≤ pe≥ seconΣ fielΣ anΣ thσ logica∞ block≤ pe≥ seconΣ oµ ì audi∩ playbacδ fielΣ arσ valid. ááThσ forma⌠ oµ logica∞ block≤ addresse≤ pe≥ seconΣ fielΣ give≤ thσ multiplie≥ ì t∩ bσ useΣ witΦ thσ logica∞ block≤ pe≥ seconΣ oµ audi∩ playback¼ a≤ defineΣ iε ì thσ followinτ table: .pm 0 .aw off =================================================================== Forma⌠ oµ LBA≤ » Seπ valuσ Multiplie≥ fo≥ LBA≤ » Seπ field ------------------------------ ---------------------------------- 0h 1 1Φ ¡ 7h Reserved 8h 1/256 9Φ ¡ FΦ Reserved =================================================================== .pm 3 .aw on .lm 3 ááIMPLEMENTOR╙ NOTE║ Thi≤ fielΣ i≤ provideΣ a≤ ß mean≤ t∩ returε fractiona∞ ì áá(i.e.¼ noε-integral⌐ value≤ iε thσ logica∞ blocδ addresse≤ pe≥ seconΣ oµ ì ááaudi∩ playback« Thi≤ shal∞ occu≥ wheε logica∞ blocδ size≤ tha⌠ arσ no⌠ eveε ì áámultiple≤ o≥ division≤ oµ thσ physica∞ blocδ sizσ arσ used. .lm 1 ááThσ logica∞ block≤ pe≥ SeconΣ oµ Audi∩ Playbacδ fielΣ give≤ thσ relationshi≡ ì betweeε timσ anΣ thσ duratioε oµ pla∙ pe≥ logica∞ blocδ address« Thσ valuσ iε ì thi≤ fielΣ i≤ t∩ bσ multiplieΣ b∙ thσ valuσ iε Forma⌠ oµ LBA≤ pe≥ SeconΣ ì field« .lm 3 ááIMPLEMENTOR╙ NOTE║ Thσ logica∞ block≤ pe≥ seconΣ oµ audi∩ playbacδ fielΣ anΣ ì ááit≤ companioε forma⌠ oµ LBA≤ pe≥ seconΣ fielΣ ma∙ no⌠ bσ supporteΣ b∙ mos⌠ ì áácurren⌠ C─-RO═ device≤ a≤ ß modifiablσ modσ selec⌠ parameter« .lm 1 .cp 4 ááThσ outpu⌠ por⌠ channe∞ selectioε specifie≤ thσ audi∩ channel≤ froφ thσ disπ ì t∩ whicΦ thi≤ outpu⌠ por⌠ shoulΣ bσ connected« Seσ Tablσ 1│-35« Morσ thaε ì onσ outpu⌠ por⌠ ma∙ bσ connecteΣ t∩ aε audi∩ channel« Morσ thaε onσ audi∩ ì channe∞ ma∙ bσ connecteΣ t∩ aε outpu⌠ port« è .cp 15 .pm 0 .aw off Table 13-35: Outpu⌠ Por⌠ Channe∞ Selection ================================================= 000░ outpu⌠ por⌠ muted 000▒ connec⌠ audi∩ channe∞ ░ t∩ thi≤ outpu⌠ port 001░ connec⌠ audi∩ channe∞ 1 t∩ thi≤ outpu⌠ port 0100 connec⌠ audi∩ channe∞ 2 t∩ thi≤ outpu⌠ port 1000 connec⌠ audi∩ channe∞ 3 t∩ thi≤ outpu⌠ port ================================================= .aw on .pm 3 ááThσ channe∞ volumσ contro∞ indicate≤ thσ relativσ volumσ leve∞ fo≥ thi≤ ì audi∩ outpu⌠ port« ┴ valuσ oµ zer∩ indicate≤ thσ outpu⌠ i≤ muted¼ ß valuσ oµ ì FFΦ indicate≤ maximuφ volumσ level. .lm 3 ááIMPLEMENTOR╙ NOTE║ Iµ volumσ control≤ arσ implemented¼ thσ defaul⌠ volumσ ì ááleve∞ shoulΣ bσ n∩ morσ thaε 25Ñ oµ thσ maximuφ leve∞ a≤ ß persona∞ safet∙ ì ááconsideration« .lm 1 .cp 30 .aw off .pm 0 13.3.3.2. CD-RO═ Devicσ Parameters Table 13-36: CD-RO═ Parameter≤ Page ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== ░ ⁿ P╙ |Reservedⁿ Pagσ Codσ (0Dh⌐ | -----|-----------------------------------------------------------------------| ▒ ⁿ Paramete≥ LengtΦ (06h⌐ | -----|-----------------------------------------------------------------------| ▓ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| │ ⁿ ReserveΣ ⁿ Inactivit∙ Time≥ Multiplier | -----|-----------------------------------------------------------------------| 4 ⁿ ⁿ -----ⁿ ¡ ¡ - Numbe≥ oµ MS╞ ¡ S Unit≤ pe≥ MS╞ ¡ M Unit ¡ ¡ ¡ | 5 ⁿ | -----|-----------------------------------------------------------------------| 6 ⁿ | -----ⁿ ¡ ¡ - Numbe≥ oµ MS╞ ¡ ╞ Unit≤ pe≥ MS╞ ¡ ╙ Unit ¡ ¡ ¡ | 7 ⁿ | ============================================================================== .aw on .pm 3 ááThσ C─-RO═ parameter≤ pagσ (Tablσ 1│-36⌐ specifie≤ parameter≤ tha⌠ affec⌠ ì al∞ C─-RO═ datß types. ááThσ parameter≤ savablσ (PS⌐ bi⌠ i≤ onl∙ useΣ witΦ thσ MOD┼ SENS┼ command« ì Thi≤ bi⌠ i≤ reserveΣ witΦ thσ MOD┼ SELEC╘ command« ┴ P╙ bi⌠ oµ onσ indicate≤ ì tha⌠ thσ targe⌠ i≤ capablσ oµ savinτ thσ pagσ iε ß noε-volatilσ vendo≥-ì specifiπ location. .cp 3èááThσ inactivit∙ time≥ multiplie≥ specifie≤ thσ lengtΦ oµ timσ tha⌠ thσ drivσ ì shal∞ remaiε iε thσ holΣ tracδ statσ afte≥ completioε oµ ß seeδ o≥ reaΣ ì operatioε (seσ Tablσ 1│-37). .pm 0 .lm 3 ááIMPLEMENTOR╙ NOTE║ Highe≥ value≤ iε thi≤ paramete≥ ma∙ havσ aε adversσ ì ááeffec⌠ oε thσ drivσ MTBF¼ iε somσ implementations. .lm 1 .pm 3 .pm 0 .aw off .cp 15 Table 13-37: Inactivit∙ Time≥ Multiplie≥ Values ============================================================================= Inactivit∙ Time≥ Minimuφ Timσ iε Inactivit∙ Time≥ Minimuφ Timσ iε Multiplie≥ HolΣ Tracδ Statσ Multiplie≥ HolΣ Tracδ Statσ ---------------¡ ---------------¡ ---------------¡ ---------------¡ 0Φ Vendo≥ specific 8Φ 16 Seconds 1Φ 125 φillΘ Second≤ 9Φ 32 Seconds 2Φ 250 millΘ Seconds AΦ 1 Minutσ 3Φ 500 millΘ Seconds BΦ 2 Minute≤ 4Φ 1 Second CΦ ┤ Minutes 5Φ ▓ Second≤ Dh ╕ Minutes 6Φ ┤ Seconds Eh 1╢ Minutes 7Φ 8 Seconds Fh 3▓ Minutes ============================================================================= .aw on .pm 3 .cp 4 ááThσ numbe≥ oµ ╙ Unit≤ pe≥ ═ Uni⌠ fielΣ give≤ thσ rati∩ oµ thesσ MS╞ addres≤ ì values« Fo≥ mediß conforminτ t∩ thσ C─-RO═ anΣ C─-D┴ standard¼ thi≤ valuσ i≤ ì 60« ááThσ numbe≥ oµ ╞ Unit≤ pe≥ ╙ Uni⌠ fielΣ give≤ thσ rati∩ oµ thesσ MS╞ addres≤ ì values« Fo≥ mediß conforminτ t∩ thσ C─-RO═ anΣ C─-D┴ standard¼ thi≤ valuσ i≤ ì 75. .cp 30è13.3.3.3. ReaΣ Erro≥ Recover∙ Parameter≤ Table 13-38: ReaΣ Erro≥ Recover∙ Parameter≤ Page ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== ░ ⁿ P╙ |Reservedⁿ Pagσ Codσ (01h⌐ | -----|-----------------------------------------------------------------------| ▒ ⁿ Paramete≥ LengtΦ (06h⌐ | -----|-----------------------------------------------------------------------| ▓ ⁿ Erro≥ Recover∙ Paramete≥ | -----|-----------------------------------------------------------------------| │ ⁿ ReaΣ Retr∙ Coun⌠ | -----|-----------------------------------------------------------------------| ┤ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ╡ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ╢ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ╖ ⁿ ReserveΣ | ============================================================================== .pm 3 .aw on ááThσ reaΣ erro≥ recover∙ parameter≤ pagσ (Tablσ 1│-38⌐ specifie≤ thσ erro≥ ì recover∙ paramete≥ thσ targe⌠ shal∞ usσ durinτ an∙ commanΣ tha⌠ perform≤ ß ì datß reaΣ operatioε t∩ thσ mediß (e.g.¼ READ¼ REA─ TOC¼ etc.)« .cp6 ááThσ parameter≤ savablσ (PS⌐ bi⌠ i≤ onl∙ useΣ witΦ thσ MOD┼ SENS┼ command« ì Thi≤ bi⌠ i≤ reserveΣ witΦ thσ MOD┼ SELEC╘ command« ┴ P╙ bi⌠ oµ onσ indicate≤ ì tha⌠ thσ targe⌠ i≤ capablσ oµ savinτ thσ pagσ iε ß noε-volatilσ vendo≥-ì specifiπ location. .cp 6 .lm 3 ááIMPLEMENTOR╙ NOTE║ Thσ implementatioε oµ erro≥ recover∙ procedure≤ fo≥ C─-ì ááRO═ device≤ i≤ markedl∙ differen⌠ thaε thosσ useΣ fo≥ magnetiπ mediuφ disδ ì áádrives« A⌠ leas⌠ onσ leve∞ oµ erro≥ correctioε (i.e« CIRC⌐ i≤ requireΣ t∩ ì áátransfe≥ thσ thσ datß stream« Thereforσ thσ performancσ oµ thσ drivσ ma∙ ì áádiffe≥ substantiall∙ froφ wha⌠ woulΣ bσ expecteΣ b∙ sendinτ thσ samσ erro≥ ì áárecover∙ parameter≤ t∩ ß magnetiπ mediuφ device. .lm 1 ááThσ correlatioε oµ thσ erro≥ recover∙ paramete≥ anΣ thσ bi⌠ setting≤ defineΣ ì fo≥ C─-RO═ device≤ i≤ giveε iε Tablσ 1│-39« Thσ interpretatioε oµ thesσ bi⌠ ì setting≤ fo≥ C─-RO═ device≤ i≤ giveε iε Table≤ 1│-40¼ 1│-41¼ 1│-42¼ 1│-4│ anΣ ì 1│-44« ì Iµ thσ erro≥ recover∙ paramete≥ i≤ se⌠ t∩ an∙ othe≥ valuσ thσ commanΣ shal∞ bσ ì terminateΣ witΦ CHEC╦ CONDITIO╬ status« Thσ sensσ ke∙ shal∞ bσ se⌠ t∩ ILLEGA╠ ì REQUES╘ anΣ thσ additiona∞ sensσ codσ se⌠ t∩ INVALI─ FIEL─ I╬ PARAMETE╥ LIST« ááThσ reaΣ retr∙ coun⌠ fielΣ specifie≤ thσ numbe≥ oµ time≤ tha⌠ thσ controlle≥ ì shal∞ attemp⌠ it≤ reaΣ recover∙ algorithm« .cp 35è.pm 0 .c≡ 25 Table 13-39: Erro≥ Recover∙ Paramete≥ Bi⌠ Settings .aw off ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ▓ ⁿ ⁿ ⁿ TB ⁿ RC ⁿ ⁿ PER ⁿ DTE ⁿ DCR | Valueⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== 0░ ⁿ 0 ░ ░ ░ ░ ⁿ -----+--------+--------+--------+--------+--------+--------+--------+--------ⁿ 0▒ ⁿ ░ 0 ░ ░ ▒ ⁿ -----+--------+--------+--------+--------+--------+--------+--------+--------ⁿ 0┤ ⁿ ░ 0 ▒ ░ ░ ⁿ -----+--------+--------+--------+--------+--------+--------+--------+--------ⁿ 0╡ ⁿ ░ 0 ▒ ░ ▒ ⁿ -----+--------+--------+--------+--------+--------+--------+--------+--------ⁿ 0╢ ⁿ ░ 0 ▒ ▒ ░ ⁿ -----+--------+--------+--------+--------+--------+--------+--------+--------ⁿ 0╖ ⁿ ░ 0 ▒ ▒ ▒ ⁿ -----+--------+--------+--------+--------+--------+--------+--------+--------ⁿ 2░ ⁿ ▒ 0 ░ ░ ░ ⁿ -----+--------+--------+--------+--------+--------+--------+--------+--------ⁿ 2▒ ⁿ ▒ 0 ░ ░ ▒ ⁿ -----+--------+--------+--------+--------+--------+--------+--------+--------ⁿ 24 ⁿ ▒ 0 1 ░ ░ ⁿ -----+--------+--------+--------+--------+--------+--------+--------+--------ⁿ 25 ⁿ ▒ 0 1 ░ ▒ ⁿ -----+--------+--------+--------+--------+--------+--------+--------+--------ⁿ 2╢ ⁿ ▒ 0 ▒ ▒ ░ ⁿ -----+--------+--------+--------+--------+--------+--------+--------+--------ⁿ 2╖ ⁿ ▒ 0 ▒ ▒ ▒ ⁿ +----+--------+--------+--------+--------+--------+--------+--------+--------ⁿ 1░ ⁿ 0 1 ░ ░ ░ ⁿ -----+--------+--------+--------+--------+--------+--------+--------+--------ⁿ 1▒ ⁿ ░ 1 ░ ░ ▒ ⁿ -----+--------+--------+--------+--------+--------+--------+--------+--------ⁿ 1┤ ⁿ ░ 1 ▒ ░ ░ ⁿ -----+--------+--------+--------+--------+--------+--------+--------+--------ⁿ 1╡ ⁿ ░ 1 ▒ ░ ▒ ⁿ -----+--------+--------+--------+--------+--------+--------+--------+--------ⁿ ============================================================================== .aw on .pm 3 ááNOTE║ ReserveΣ bit≤ arσ no⌠ showε anΣ shal∞ bσ zero. .paèáá┴ CIR├ recovereΣ datß erro≥ i≤ defineΣ a≤ ß blocδ fo≥ whicΦ thσ CIR├ baseΣ ì erro≥ correctioε algorithφ wa≤ unsuccessfu∞ fo≥ ß reaΣ attempt¼ bu⌠ oε ß ì subsequen⌠ reaΣ operatioε n∩ erro≥ wa≤ reported« Thσ numbe≥ oµ subsequen⌠ reaΣ ì operation≤ i≤ limiteΣ t∩ thσ reaΣ retr∙ count« LayereΣ erro≥ correctioε wa≤ ì no⌠ used. áá .cp 3 áá┴ CIR├ unrecovereΣ datß erro≥ i≤ defineΣ a≤ ß blocδ fo≥ whicΦ thσ CIR├ baseΣ ì erro≥ correctioε algorithφ wa≤ unsuccessfu∞ oε al∞ reaΣ attempt≤ u≡ t∩ thσ ì reaΣ retr∙ count« LayereΣ erro≥ correctioε wa≤ no⌠ used« áá .cp 3 ááAε ╠-E├ recovereΣ datß erro≥ i≤ defineΣ a≤ ß blocδ fo≥ whicΦ thσ CIR├ baseΣ ì erro≥ correctioε algorithφ wa≤ unsuccessfu∞ bu⌠ thσ layereΣ erro≥ correctioε ì wa≤ ablσ t∩ correc⌠ thσ blocδ withiε thσ reaΣ retr∙ count. áá .cp 2 ááAε ╠-E├ uncorrectablσ datß erro≥ i≤ defineΣ a≤ ß blocδ whicΦ coulΣ no⌠ bσ ì correcteΣ b∙ layereΣ erro≥ correctioε withiε thσ reaΣ retr∙ count. .pm 0 .aw off Table 13-40: CD-RO═ Erro≥ Recover∙ Parameter≤ 00Φ ¡ 04h ============================================================================== Erro≥ Recover∙ Descriptioε ------------------------------------------------------------------------------ .aw on .lm 6 .pm 2 á00h Thσ maximuφ erro≥ recover∙ procedure≤ availablσ arσ used« Iµ aε erro≥ ì áááááoccur≤ whicΦ i≤ uncorrectablσ witΦ thσ erro≥ correctioε code≤ (ECC⌐ oε ì áááááthσ media¼ datß transfe≥ i≤ terminateΣ witΦ CHEC╦ CONDITIO╬ status« Thσ ì áááááblocδ witΦ thσ erro≥ i≤ no⌠ transferred« Thσ sensσ ke∙ i≤ se⌠ t∩ MEDIU═ ì áááááERROR« Thσ informatioε byte≤ givσ thσ addres≤ oµ thσ las⌠ blocδ wherσ thσ ì áááááunrecovereΣ erro≥ wa≤ detected« RecovereΣ error≤ arσ no⌠ reported. á01h Onl∙ retrie≤ oµ thσ reaΣ operatioε anΣ CIR├ arσ useΣ (layereΣ erro≥ ì ááááácorrectioε i≤ no⌠ used)« Onl∙ CIR├ unrecovereΣ datß error≤ arσ reported« ì áááááIµ aε CIR├ unrecovereΣ datß erro≥ occur≤ datß transfe≥ i≤ terminateΣ witΦ ì áááááCHEC╦ CONDITIO╬ status« Thσ blocδ witΦ thσ erro≥ i≤ no⌠ transferred« Thσ ì ááááásensσ ke∙ i≤ se⌠ t∩ MEDIU═ ERROR« Thσ informatioε byte≤ givσ thσ addres≤ ì áááááoµ thσ las⌠ blocδ wherσ thσ unrecovereΣ erro≥ wa≤ detected« RecovereΣ ì áááááerror≤ arσ no⌠ reported. á á04h Thσ maximuφ erro≥ recover∙ procedure≤ availablσ arσ used« RecovereΣ datß ì áááááerror≤ arσ reported« Iµ ß recovereΣ datß erro≥ occur≤ datß transfe≥ i≤ ì áááááno⌠ terminated« However¼ wheε thσ datß transfe≥ ha≤ completeΣ CHEC╦ ì áááááCONDITIO╬ statu≤ i≤ reported« Thσ sensσ ke∙ i≤ se⌠ t∩ RECOVERE─ ERROR« ì áááááThσ informatioε byte≤ givσ thσ addres≤ oµ thσ las⌠ blocδ wherσ ß ì ááááárecovereΣ datß erro≥ wa≤ detected« á Iµ aε datß erro≥ occur≤ whicΦ i≤ uncorrectablσ witΦ thσ EC├ informatioε ì áááááavailablσ oε thσ media¼ datß transfe≥ i≤ terminateΣ anΣ CHEC╦ CONDITIO╬ ì ááááástatu≤ i≤ reported« Thσ blocδ witΦ thσ erro≥ i≤ no⌠ transferred« Thσ ì ááááásensσ ke∙ i≤ se⌠ t∩ MEDIU═ ERROR« Thσ informatioε byte≤ givσ thσ addres≤ ì áááááoµ thσ las⌠ blocδ wherσ thσ uncorrectablσ erro≥ wa≤ detected. .pm 0 .lm 1 ============================================================================= .aw on .pm 3 .pm 0 .aw off .lm 1 .cp 54è Table 13-41: C─-RO═ Erro≥ Recover∙ Procedure≤ 05Φ ¡ 07h ============================================================================== Erro≥ Recover∙ Descriptioε ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡- .aw on .pm 2 .lm6 á05h Onl∙ retrie≤ oµ thσ reaΣ operatioε anΣ CIR├ arσ useΣ (layereΣ erro≥ ì ááááácorrectioε i≤ no⌠ used)« RecovereΣ datß error≤ arσ reported« Iµ ß ì ááááárecovereΣ datß erro≥ occur≤ datß transfe≥ i≤ no⌠ terminated« However¼ ì áááááwheε thσ datß transfe≥ ha≤ completeΣ CHEC╦ CONDITIO╬ statu≤ i≤ reported« ì áááááThσ sensσ ke∙ i≤ se⌠ t∩ RECOVERE─ ERROR« Thσ informatioε byte≤ givσ thσ ì áááááaddres≤ oµ thσ las⌠ blocδ wherσ ß CIR├ recovereΣ datß erro≥ wa≤ detected. á Iµ aε unrecovereΣ datß erro≥ occur≤ datß transfe≥ i≤ terminateΣ anΣ CHEC╦ ì áááááCONDITIO╬ statu≤ i≤ reported« Thσ blocδ witΦ thσ erro≥ i≤ no⌠ ì ááááátransferred« Thσ sensσ ke∙ i≤ se⌠ t∩ MEDIU═ ERROR« Thσ informatioε byte≤ ì ááááágivσ thσ addres≤ oµ thσ las⌠ blocδ wherσ thσ unrecovereΣ erro≥ wa≤ ì ááááádetected. á06h Thσ maximuφ erro≥ recover∙ procedure≤ arσ used« RecovereΣ datß error≤ arσ ì áááááreported« Iµ ß recovereΣ datß erro≥ occur≤ datß transfe≥ i≤ terminateΣ ì áááááanΣ CHEC╦ CONDITIO╬ statu≤ i≤ reported« Thσ blocδ witΦ thσ recovereΣ ì áááááerro≥ i≤ no⌠ transferred« Thσ sensσ ke∙ i≤ se⌠ t∩ RECOVERE─ ERROR« Thσ ì áááááinformatioε byte≤ givσ thσ addres≤ oµ thσ las⌠ blocδ wherσ thσ recovereΣ ì ááááádatß erro≥ wa≤ detected. á Iµ ß datß erro≥ occur≤ whicΦ i≤ uncorrectablσ witΦ thσ EC├ informatioε oε ì áááááthσ medium¼ datß transfe≥ i≤ terminateΣ witΦ CHEC╦ CONDITIO╬ status« Thσ ì áááááblocδ witΦ thσ erro≥ i≤ no⌠ transferred« Thσ sensσ ke∙ i≤ se⌠ t∩ MEDIU═ ì áááááERROR« Thσ informatioε byte≤ givσ thσ addres≤ oµ thσ las⌠ blocδ wherσ thσ ì áááááuncorrectablσ erro≥ wa≤ detected. á07h Onl∙ retrie≤ oµ thσ reaΣ operatioε arσ useΣ (laye≥ erro≥ correctioε i≤ ì áááááno⌠ used)« CIR├ recovereΣ datß error≤ arσ reported« Iµ ß CIR├ recovereΣ ì ááááádatß erro≥ occur≤ datß transfe≥ i≤ terminateΣ witΦ CHEC╦ CONDITIO╬ ì ááááástatus« Thσ blocδ witΦ thσ recovereΣ erro≥ i≤ no⌠ transferred« Thσ sensσ ì áááááke∙ i≤ se⌠ t∩ RECOVERE─ ERROR« Thσ informatioε byte≤ givσ thσ addres≤ oµ ì áááááthσ las⌠ blocδ wherσ thσ recovereΣ datß erro≥ wa≤ detected. á Iµ aε CIR├ unrecovereΣ datß erro≥ occur≤ datß transfe≥ i≤ terminateΣ witΦ ì áááááCHEC╦ CONDITIO╬ status« Thσ blocδ witΦ thσ erro≥ i≤ no⌠ transferred« Thσ ì ááááásensσ ke∙ i≤ se⌠ t∩ MEDIU═ ERROR« Thσ informatioε byte≤ givσ thσ addres≤ ì áááááoµ thσ las⌠ blocδ wherσ thσ unrecovereΣ erro≥ wa≤ detected. .pm 0 .lm 1 ============================================================================= .aw on .pm 3 .pm 0 .aw off .lm 1 .cp 45è Table 13-42: C─-RO═ Erro≥ Recover∙ Procedure≤ 20Φ ¡ 24h ============================================================================== Erro≥ Recover∙ Descriptioε ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡- .aw on .lm 6 .pm 2 á20h Thσ maximuφ erro≥ recover∙ procedure≤ availablσ arσ used« Iµ aε erro≥ ì áááááoccur≤ whicΦ i≤ uncorrectablσ witΦ thσ erro≥ correctioε code≤ (ECC⌐ oε ì áááááthσ media¼ datß transfe≥ i≤ terminateΣ witΦ CHEC╦ CONDITIO╬ status« Thσ ì áááááblocδ witΦ thσ erro≥ i≤ transferred« Thσ sensσ ke∙ i≤ se⌠ t∩ MEDIU═ ì áááááERROR« Thσ informatioε byte≤ givσ thσ addres≤ oµ thσ las⌠ blocδ wherσ thσ ì áááááunrecovereΣ erro≥ wa≤ detected« RecovereΣ error≤ arσ no⌠ reported« á21h Onl∙ retrie≤ oµ thσ reaΣ operatioε anΣ CIR├ arσ useΣ (layereΣ erro≥ ì ááááácorrectioε i≤ no⌠ used)« Onl∙ CIR├ unrecovereΣ datß error≤ arσ reported« ì áááááIµ aε CIR├ unrecovereΣ datß erro≥ occur≤ datß transfe≥ i≤ terminateΣ witΦ ì áááááCHEC╦ CONDITIO╬ status« Thσ blocδ witΦ thσ erro≥ i≤ transferred« Thσ ì ááááásensσ ke∙ i≤ se⌠ t∩ MEDIU═ ERROR« Thσ informatioε byte≤ givσ thσ addres≤ ì áááááoµ thσ las⌠ blocδ wherσ thσ unrecovereΣ erro≥ wa≤ detected« RecovereΣ ì áááááerror≤ arσ no⌠ reported. á24h Thσ maximuφ erro≥ recover∙ procedure≤ availablσ arσ used« RecovereΣ datß ì áááááerror≤ arσ reported« Iµ ß recovereΣ datß erro≥ occur≤ datß transfe≥ i≤ ì áááááno⌠ terminated« However¼ wheε thσ datß transfe≥ ha≤ completeΣ CHEC╦ ì áááááCONDITIO╬ statu≤ i≤ reported« Thσ sensσ ke∙ i≤ se⌠ t∩ RECOVERE─ ERROR« ì áááááThσ informatioε byte≤ givσ thσ addres≤ oµ thσ las⌠ blocδ wherσ ß ì ááááárecovereΣ datß erro≥ wa≤ detected« á Iµ aε datß erro≥ occur≤ whicΦ i≤ uncorrectablσ witΦ thσ EC├ informatioε ì áááááavailablσ oε thσ mediß datß transfe≥ i≤ terminateΣ anΣ CHEC╦ CONDITIO╬ ì ááááástatu≤ i≤ reported« Thσ blocδ witΦ thσ erro≥ i≤ transferred« Thσ sensσ ì áááááke∙ i≤ se⌠ t∩ MEDIU═ ERROR« Thσ informatioε byte≤ givσ thσ addres≤ oµ thσ ì ááááálas⌠ blocδ wherσ thσ uncorrectablσ erro≥ wa≤ detected. .pm 0 .lm 1 ============================================================================== .aw on .pm 3 .pm 0 .aw off .lm 1 .cp 54è Table 13-43: C─-RO═ Erro≥ Recover∙ Procedure≤ 25Φ ¡ 27h ============================================================================== Erro≥ Recover∙ Descriptioε ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡- .aw on .lm 6 .pm 2 á25h Onl∙ retrie≤ oµ thσ reaΣ operatioε anΣ CIR├ arσ useΣ (layereΣ erro≥ ì ááááácorrectioε i≤ no⌠ used)« RecovereΣ datß error≤ arσ reported« Iµ ß ì ááááárecovereΣ datß erro≥ occur≤ datß transfe≥ i≤ no⌠ terminated« However¼ ì áááááwheε thσ datß transfe≥ ha≤ completeΣ CHEC╦ CONDITIO╬ statu≤ i≤ reported« ì áááááThσ sensσ ke∙ i≤ se⌠ t∩ RECOVERE─ ERROR« Thσ informatioε byte≤ givσ thσ ì áááááthσ addres≤ oµ thσ las⌠ blocδ wherσ aε CIR├ recovereΣ datß erro≥ wa≤ ì ááááádetected. á Iµ aε unrecovereΣ datß erro≥ occur≤ datß transfe≥ i≤ terminateΣ anΣ CHEC╦ ì áááááCONDITIO╬ statu≤ i≤ reported« Thσ blocδ witΦ thσ erro≥ i≤ transferred« ì áááááThσ sensσ ke∙ i≤ se⌠ t∩ MEDIU═ ERROR« Thσ informatioε byte≤ givσ thσ ì áááááaddres≤ oµ thσ las⌠ blocδ wherσ thσ unrecovereΣ erro≥ wa≤ detected. á26h Thσ maximuφ erro≥ recover∙ procedure≤ arσ used« RecovereΣ datß error≤ arσ ì áááááreported« Iµ ß recovereΣ datß erro≥ occur≤ datß transfe≥ i≤ terminateΣ ì áááááanΣ CHEC╦ CONDITIO╬ statu≤ i≤ reported« Thσ blocδ witΦ thσ recovereΣ ì áááááerro≥ i≤ transferred« Thσ sensσ ke∙ i≤ se⌠ t∩ RECOVERE─ ERROR« Thσ ì áááááinformatioε byte≤ givσ thσ addres≤ oµ thσ las⌠ blocδ wherσ thσ recovereΣ ì ááááádatß erro≥ wa≤ detected. á Iµ ß datß erro≥ occur≤ whicΦ i≤ uncorrectablσ witΦ thσ EC├ informatioε oε ì áááááthσ media¼ datß transfe≥ i≤ terminateΣ witΦ CHEC╦ CONDITIO╬ status« Thσ ì áááááblocδ witΦ thσ erro≥ i≤ transferred« Thσ sensσ ke∙ i≤ se⌠ t∩ MEDIU═ ì áááááERROR« Thσ informatioε byte≤ givσ thσ addres≤ oµ thσ las⌠ blocδ wherσ thσ ì áááááuncorrectablσ erro≥ wa≤ detected. á27h Onl∙ retrie≤ oµ thσ reaΣ operatioε arσ useΣ (laye≥ erro≥ correctioε i≤ ì áááááno⌠ used)« CIR├ recovereΣ datß error≤ arσ reported« Iµ ß CIR├ recovereΣ ì ááááádatß erro≥ occur≤ datß transfe≥ i≤ terminateΣ witΦ CHEC╦ CONDITIO╬ ì ááááástatus« Thσ blocδ witΦ thσ recovereΣ erro≥ i≤ transferred« Thσ sensσ ke∙ ì ááááái≤ se⌠ t∩ RECOVERE─ ERROR« Thσ informatioε byte≤ givσ thσ addres≤ oµ thσ ì ááááálas⌠ blocδ wherσ thσ recovereΣ datß erro≥ wa≤ detected. á Iµ aε CIR├ unrecovereΣ datß erro≥ occur≤ datß transfe≥ i≤ terminateΣ witΦ ì áááááCHEC╦ CONDITIO╬ status« Thσ blocδ witΦ thσ erro≥ i≤ transferred« Thσ ì ááááásensσ ke∙ i≤ se⌠ t∩ MEDIU═ ERROR« Thσ informatioε byte≤ givσ thσ addres≤ ì áááááoµ thσ las⌠ blocδ wherσ thσ unrecovereΣ erro≥ wa≤ detected. .pm 0 .lm 1 ============================================================================== .pm 3 .aw on .cp 30è Table 13-44: CD-RO═ Erro≥ Recover∙ Parameter≤ 10Φ ¡ 15h ============================================================================== Erro≥ Recover∙ Descriptioε ------------------------------------------------------------------------------ .aw on .lm 6 .pm 2 á10h Thσ maximuφ erro≥ recover∙ procedure≤ availablσ arσ used« Iµ aε erro≥ ì áááááoccur≤ whicΦ i≤ uncorrectablσ witΦ thσ erro≥ correctioε code≤ (ECC⌐ oε ì áááááthσ media¼ datß transfe≥ i≤ no⌠ terminated« However¼ wheε thσ datß ì ááááátransfe≥ ha≤ completeΣ CHEC╦ CONDITIO╬ statu≤ i≤ reported« Thσ sensσ ke∙ ì ááááái≤ se⌠ t∩ MEDIU═ ERROR« Thσ informatioε byte≤ givσ thσ addres≤ oµ thσ ì ááááálas⌠ blocδ wherσ thσ unrecovereΣ erro≥ wa≤ detected« RecovereΣ error≤ arσ ì áááááno⌠ reported. á11h Onl∙ retrie≤ oµ thσ reaΣ operatioε anΣ CIR├ arσ useΣ (layereΣ erro≥ ì ááááácorrectioε i≤ no⌠ used)« Onl∙ CIR├ unrecovereΣ datß error≤ arσ reported« ì áááááIµ aε CIR├ unrecovereΣ datß erro≥ occur≤ datß transfe≥ i≤ no⌠ terminated« ì áááááHowever¼ wheε thσ datß transfe≥ ha≤ completeΣ CHEC╦ CONDITIO╬ statu≤ i≤ ì áááááreported« Thσ sensσ ke∙ i≤ se⌠ t∩ MEDIU═ ERROR« Thσ informatioε byte≤ ì ááááágivσ thσ addres≤ oµ thσ las⌠ blocδ wherσ thσ unrecovereΣ erro≥ wa≤ ì ááááádetected« RecovereΣ error≤ arσ no⌠ reported. á14h Thσ maximuφ erro≥ recover∙ procedure≤ availablσ arσ used« RecovereΣ datß ì áááááerror≤ arσ reported« Iµ ß recovereΣ datß erro≥ occur≤ datß transfe≥ i≤ ì áááááno⌠ terminated« However¼ wheε thσ datß transfe≥ ha≤ completeΣ CHEC╦ ì áááááCONDITIO╬ statu≤ i≤ reported« Thσ sensσ ke∙ i≤ se⌠ t∩ RECOVERE─ ERROR« ì áááááThσ informatioε byte≤ givσ thσ addres≤ oµ thσ las⌠ blocδ wherσ ß ì ááááárecovereΣ datß erro≥ wa≤ detected« á Iµ aε datß erro≥ occur≤ whicΦ i≤ uncorrectablσ witΦ thσ EC├ informatioε ì áááááavailablσ oε thσ media¼ datß transfe≥ i≤ no⌠ terminated« However¼ wheε ì áááááthσ datσ transfe≥ ha≤ completeΣ CHEC╦ CONDITIO╬ statu≤ i≤ reported« Thσ ì ááááásensσ ke∙ i≤ se⌠ t∩ MEDIU═ ERROR« Thσ informatioε byte≤ givσ thσ addres≤ ì áááááoµ thσ las⌠ blocδ wherσ thσ uncorrectablσ erro≥ wa≤ detected. á15h Onl∙ retrie≤ oµ thσ reaΣ operatioε anΣ CIR├ arσ useΣ (layereΣ erro≥ ì ááááácorrectioε i≤ no⌠ used)« RecovereΣ datß error≤ arσ reported« Iµ ß ì ááááárecovereΣ datß erro≥ occur≤ datß transfe≥ i≤ no⌠ terminated« However¼ ì áááááwheε thσ datß transfe≥ ha≤ completeΣ CHEC╦ CONDITIO╬ statu≤ i≤ reported« ì áááááThσ sensσ ke∙ i≤ se⌠ t∩ RECOVERE─ ERROR« Thσ informatioε byte≤ givσ thσ ì áááááaddres≤ oµ thσ las⌠ blocδ wherσ ß CIR├ recovereΣ datß erro≥ wa≤ detected. á Iµ aε unrecovereΣ datß erro≥ occur≤ datß transfe≥ i≤ no⌠ terminated« ì áááááHowever¼ wheε thσ datß transfe≥ ha≤ completeΣ CHEC╦ CONDITIO╬ statu≤ i≤ ì áááááreported« Thσ sensσ ke∙ i≤ se⌠ t∩ MEDIU═ ERROR« Thσ informatioε byte≤ ì ááááágivσ thσ addres≤ oµ thσ las⌠ blocδ wherσ thσ unrecovereΣ erro≥ wa≤ ì ááááádetected. .pm 0 .lm 1 ============================================================================= .paè.pm 0 .aw off 13.3.3.4. Verif∙ Erro≥ Recover∙ Parameters Table 13-45: Verif∙ Erro≥ Recover∙ Parameter≤ Page ============================================================================== Bitⁿ ╖ ⁿ ╢ ⁿ ╡ ⁿ ┤ ⁿ │ ⁿ ▓ ⁿ ▒ ⁿ ░ | Bytσ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ ⁿ | ============================================================================== ░ ⁿ P╙ |Reservedⁿ Pagσ Codσ (07h⌐ | -----|-----------------------------------------------------------------------| ▒ ⁿ Paramete≥ LengtΦ (06h⌐ | -----|-----------------------------------------------------------------------| ▓ ⁿ Erro≥ Recover∙ Paramete≥ | -----|-----------------------------------------------------------------------| │ ⁿ Verify Retr∙ Coun⌠ | -----|-----------------------------------------------------------------------| ┤ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ╡ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ╢ ⁿ ReserveΣ | -----|-----------------------------------------------------------------------| ╖ ⁿ ReserveΣ | ============================================================================== .aw on .pm 3 ááThσ verif∙ erro≥ recover∙ parameter≤ pagσ (Tablσ 1│-40⌐ specifie≤ thσ erro≥ ì recover∙ paramete≥ thσ targe⌠ shal∞ usσ durinτ verif∙ operations« ááThσ parameter≤ savablσ (PS⌐ bi⌠ i≤ onl∙ useΣ witΦ thσ MOD┼ SENS┼ command« ì Thi≤ bi⌠ i≤ reserveΣ witΦ thσ MOD┼ SELEC╘ command« ┴ P╙ bi⌠ oµ onσ indicate≤ ì tha⌠ thσ targe⌠ i≤ capablσ oµ savinτ thσ pagσ iε ß noε-volatilσ vendo≥-ì specifiπ location. ááThσ erro≥ recover∙ parameter≤ fo≥ verif∙ operation≤ arσ a≤ defineΣ b∙ thσ ì reaΣ erro≥ recover∙ parameter≤ (seσ 13.3.3.3). .cp 20è.pm 0 13.4. Glossar∙ fo≥ C─-RO═ Devices .pm1 .cp4 absolutσ ╞ field.é Thσ suΓ-divisioε oµ thσ ╙ FielΣ par⌠ oµ thσ absolutσ ì physica∞ addres≤ froφ thσ beginninτ oµ thσ media« Onσ physica∞ sector« ì Writteε oε C─-RO═ mediß iε binar∙ codeΣ decima∞ notation« Thσ valuσ i≤ froφ ì 00bcΣ t∩ 74bcd« (Seσ MS╞ Address¼ Frame.⌐ .cp 4 absolutσ ═ field.é Thσ mos⌠ significan⌠ par⌠ oµ thσ absolutσ physica∞ addres≤ ì froφ thσ beginninτ oµ thσ media« Writteε oε C─-RO═ mediß iε binar∙ codeΣ ì decima∞ notation« Thσ valuσ i≤ froφ 00bcΣ t∩ 74bcd« (Seσ MS╞ Address.) .cp 4 absolutσ ╙ field.é Thσ intermediatσ significan⌠ par⌠ oµ thσ absolutσ physica∞ ì addres≤ froφ thσ beginninτ oµ thσ media« Writteε oε C─-RO═ mediß iε binar∙ ì codeΣ decima∞ notation« Thσ valuσ i≤ froφ 00bcΣ t∩ 59bcd« (Seσ MS╞ Address.) .cp 8 bcd.é Binar∙ CodeΣ Decima∞ i≤ thσ numbe≥ systeφ useΣ oε thσ physica∞ C─-RO═ ì anΣ C─-D┴ media« Number≤ tha⌠ usσ thi≤ notatioε havσ thσ 'bcdº suffi° ì attached« ┴ bytσ ha≤ tw∩ fou≥-bi⌠ value≤ eacΦ oµ whicΦ caε havσ ß valuσ froφ ░ ì t∩ 9« Thσ maximuφ valuσ i≤ 99bcΣ (9╣ decimal)« Hencσ thσ maximuφ numbe≥ oµ ì track≤ i≤ 99bcd« Example║ 0░ 0▒ 0▓ 0│ ..« 0╕ 0╣ 1░ 1▒ ..« 1╣ 2░ 2▒ ..« 9╕ 99« .cp 4 block.é Thσ terφ blocδ refer≤ t∩ thσ datß iε onσ logica∞ blocδ ¡ thσ numbe≥ oµ ì byte≤ defineΣ b∙ thσ logica∞ blocδ lengtΦ iε thσ modσ blocδ descriptor. .cp 14 block≤ pe≥ sector.é Thσ numbe≥ oµ logica∞ block≤ reaΣ froφ eacΦ C─-RO═ ì physica∞ sector« Thσ valuσ depend≤ oε thσ logica∞ blocδ LengtΦ a≤ defineΣ iε ì thσ modσ blocδ descriptor« Thσ valuσ fo≥ block≤ pe≥ secto≥ is: ▒ iµ thσ logica∞ blocδ LengtΦ i≤ 2048¼ ▓ iµ thσ logica∞ blocδ LengtΦ i≤ 1024, ┤ iµ thσ logica∞ blocδ LengtΦ i≤ 512¼ and ╕ iµ thσ logica∞ blocδ LengtΦ i≤ 25╢ bytes. (Assuminτ ß densit∙ codσ oµ ▒ ¡ 204╕ byte≤ oµ datß pe≥ sector.) .cp 4 C─-DA.é Compac⌠ Disπ ¡ Digita∞ Audio« Thσ standardizeΣ mediß fo≥ recordinτ ì digita∞ audi∩ information« Thσ 'ReΣ Bookº define≤ C─-D┴ media. .cp 8 C─-ROM.é Compac⌠ Disπ ¡ ReaΣ Onl∙ Memory« C─-RO═ i≤ ß standardizeΣ mediuφ fo≥ ì recordinτ digitizeΣ audi∩ anΣ digita∞ data« C─-RO═ i≤ useΣ t∩ describσ mediß ì witΦ digita∞ datß rathe≥ thaε disc≤ whicΦ encodσ audi∩ only« Thσ 'Yello≈ Bookº ì define≤ C─-RO═ media. .cp 4 C─-RO═ contro∞ field.é ┴ fou≥ bi⌠ fielΣ iε thσ ╤ suΓ-channe∞ datß indicatinτ ì thσ typσ oµ informatioε encodeΣ oε thσ curren⌠ track« Indicate≤ audi∩ versu≤ ì datß anΣ thσ typσ oµ audi∩ encoding¼ etc« Thσ contro∞ fielΣ i≤ als∩ founΣ iε ì thσ Tablσ oµ Content≤ entries« Seσ Tablσ 1│-21. .cp 4 C─-RO═ datß mode.é ┴ bytσ iε thσ heade≥ oµ C─-RO═ datß sectors« Thi≤ ì indicate≤ iµ datß i≤ presen⌠ anΣ iµ layereΣ erro≥ correctioε informatioε i≤ ì present« Seσ Tablσ 1│-16. .cp 4èCIRC.é Cros≤ InterleaveΣ ReeΣ-Solomoε Code« Thσ erro≥ detectioε anΣ ì correctioε techniquσ useΣ withiε smal∞ frame≤ oµ audi∩ o≥ data« Thσ CIR├ ì byte≤ arσ presen⌠ iε al∞ C─-RO═ Datß Modes« Thσ erro≥ correctioε procedurσ ì whicΦ use≤ thσ CIR├ byte≤ i≤ referreΣ t∩ a≤ thσ CIR├ baseΣ algorithm« Iε mos⌠ ì C─-RO═ drives¼ thi≤ functioε i≤ implementeΣ iε hardware« .cp 4 frame.é ┴ physica∞ secto≥ oε C─-RO═ media« Als∩ thσ ╞ fielΣ uni⌠ oµ ß MS╞ C─-ì RO═ address« Thσ terφ framσ i≤ als∩ useΣ iε thσ C─-RO═ mode∞ t∩ describσ thσ ì amoun⌠ oµ datß receiveΣ betweeε synchronizatioε patterns« 9╕ oµ thesσ frame≤ ì makσ ß sector« Thi≤ sor⌠ oµ framσ i≤ referreΣ t∩ a≤ 'smal∞ framesº wherσ thσ ì meaninτ i≤ no⌠ clea≥ froφ context. .cp 4 holΣ tracδ state.é Wheε ß C─-RO═ devicσ enter≤ thσ holΣ tracδ statσ thσ ì optica∞ picδ-u≡ i≤ maintaineΣ a⌠ aε approximatel∙ constan⌠ positioε oε thσ ì media« Thi≤ allow≤ ß pauseΣ operatioε t∩ bσ resumeΣ withou⌠ latenc∙ duσ t∩ ì seeking« Rotationa∞ latenc∙ ma∙ bσ incurred¼ however. .cp 4 index.é Inde° Number« Aε inde° i≤ ß subdivisioε oµ ß C─-RO═ track« ┴ tracδ ì caε havσ froφ ▒ t∩ 9╣ inde° numbers« Inde° number≤ withiε ß tracδ arσ ì sequentia∞ startinτ witΦ 1« .cp 4 leaΣ-iε area.é Thσ areß oε ß C─-RO═ disπ prio≥ t∩ tracδ one« Thσ maiε channe∞ ì iε thσ leaΣ-iε areß contain≤ audi∩ o≥ datß nul∞ information« Thi≤ areß i≤ ì codeΣ a≤ tracδ zer∩ bu⌠ i≤ no⌠ addressablσ viß thσ SCS╔ commanΣ set« Thσ ╤ ì suΓ-channe∞ iε thi≤ areß i≤ codeΣ witΦ thσ tablσ oµ content≤ information. .cp 4 leaΣ-ou⌠ area.é Thσ areß oε ß C─-RO═ disπ beyonΣ thσ las⌠ informatioε track« ì Thσ maiε channe∞ iε thσ leaΣ-ou⌠ areß contain≤ audi∩ o≥ datß nul∞ information« ì Thi≤ areß i≤ codeΣ a≤ tracδ AAbcΣ bu⌠ i≤ no⌠ addressablσ viß thσ SCS╔ commanΣ ì set« Thσ REA─ C─-RO═ CAPACIT┘ datß i≤ thσ firs⌠ logica∞ blocδ addres≤ oµ thi≤ ì areß minu≤ one. .cp 4 ╠-EC.é LayereΣ Erro≥ Correction« Thσ erro≥ correctioε techniquσ useΣ witΦ C─-ì RO═ Datß Modσ onσ sectors« Iε sucΦ sectors¼ 27╢ byte≤ oµ thσ auxiliar∙ datß ì fielΣ contaiε ╠-E├ bytes« Thσ algorithφ whicΦ use≤ thesσ byte≤ t∩ perforφ ì erro≥ correctioε i≤ ofteε implementeΣ iε thσ drivσ firmware« .cp 4 MS╞ Address.é ═ FielΣ » ╙ FielΣ » ╞ Field« Thσ physica∞ addres≤ writteε oε ì C─-RO═ discs« ExpresseΣ a≤ ß secto≥ coun⌠ relativσ t∩ eithe≥ thσ beginninτ oµ ì thσ mediuφ (absolute⌐ o≥ t∩ thσ beginninτ oµ thσ curren⌠ tracδ (relative)« A≤ ì defineΣ b∙ thσ C─-D┴ anΣ C─-RO═ standards¼ eacΦ ╞ fielΣ uni⌠ i≤ onσ physica∞ ì sector╗ eacΦ ╙ fielΣ uni⌠ i≤ 7╡ ╞ fielΣ units╗ eacΦ ═ fielΣ uni⌠ i≤ 6░ ╙ fielΣ ì units« ValiΣ content≤ oµ ╞ field≤ arσ binar∙ value≤ froφ ░ througΦ 74« ValiΣ ì content≤ oµ ╙ field≤ arσ binar∙ value≤ froφ ░ througΦ 59« ValiΣ content≤ oµ ═ ì field≤ arσ binar∙ value≤ froφ ░ througΦ 74« .cp 4 outpu⌠ port.é ┴ mean≤ fo≥ connectinτ thσ audi∩ signa∞ beinτ playeΣ t∩ ì equipmen⌠ outsidσ thσ C─-RO═ device. .cp 4 pausσ area.é ┴ transitioε areß a⌠ thσ beginninτ o≥ enΣ oµ aε audi∩ tracδ ì encodeΣ witΦ audi∩ silence« Thi≤ transitioε areß i≤ requireΣ wherσ thσ audi∩ ì tracδ immediatel∙ precede≤ ß datß track. .cp 4èpos⌠-ga≡ area.é ┴ transitioε areß a⌠ thσ enΣ oµ ß datß tracδ encodeΣ witΦ nul∞ ì information« Thi≤ transitioε areß i≤ requireΣ wherσ thσ datß tracδ ì immediatel∙ precede≤ aε audi∩ track. .cp 4 prσ-ga≡ area.é ┴ transitioε areß a⌠ thσ beginninτ oµ ß datß tracδ encodeΣ witΦ ì nul∞ information« Thi≤ transitioε areß i≤ requireΣ wherσ thσ datß tracδ ì immediatel∙ follow≤ aε audi∩ track. .cp4 ReΣ Book.é Compac⌠ disπ digita∞ audi∩ (C─-DA⌐ mediß standard« Define≤ thσ ì mediß format≤ anΣ facilitie≤ t∩ suppor⌠ thσ recordinτ oµ digitizeΣ audi∩ ì information. .cp4 relativσ ╞ field.é Thσ suΓ-divisioε oµ thσ ╙ fielΣ par⌠ oµ thσ relativσ ì physica∞ addres≤ froφ thσ beginninτ oµ thσ curren⌠ track« Onσ physica∞ ì sector« Writteε oε C─-RO═ mediuφ iε binar∙ codeΣ decima∞ notation« Thσ valuσ ì i≤ froφ 00bcΣ t∩ 74bcd« (Seσ MS╞ Address¼ Frame.⌐ .cp 4 relativσ ═ field.é Thσ mos⌠ significan⌠ par⌠ oµ thσ relativσ physica∞ addres≤ ì froφ thσ beginninτ oµ thσ curren⌠ track« Writteε oε C─-RO═ mediß iε binar∙ ì codeΣ decima∞ notation« Thσ valuσ i≤ froφ 00bcΣ t∩ 74bcd« (Seσ MS╞ Address.) .cp 4 relativσ ╙ field.é Thσ intermediatσ significan⌠ par⌠ oµ thσ relativσ physica∞ ì addres≤ froφ thσ beginninτ oµ thσ curren⌠ track« Writteε oε C─-RO═ mediuφ iε ì binar∙ codeΣ decima∞ notation« Thσ valuσ i≤ froφ 00bcΣ t∩ 59bcd« (Seσ MS╞ ì Address.) .cp 4 sector.é Refer≤ t∩ thσ datß containeΣ durinτ onσ framσ time« (Oε C─-D┴ mediuφ ì witΦ tw∩ channel≤ oµ audi∩ thi≤ i≤ 1/75tΦ oµ ß second)« Iε thσ C─-RO═ ì standarΣ documen⌠ thσ terφ blocδ i≤ useΣ fo≥ thi≤ unit« Therσ ma∙ bσ morσ ì thaε onσ logica∞ blocδ pe≥ sector« Similarly¼ ß singlσ logica∞ blocδ ma∙ ma≡ ì t∩ multiplσ sectors. .cp 4 suΓ-channel.é C─-RO═ anΣ C─-D┴ mediß havσ ß maiε channe∞ anΣ ß suΓ-channel« ì Thσ suΓ-channe∞ areß ha≤ eigh⌠ part≤ calleΣ P¼ Q¼ R¼ S¼ T¼ U¼ V¼ anΣ W« Thσ ì ╤-suΓ-channe∞ contain≤ informatioε usefu∞ t∩ thσ controlle≥ anΣ drive¼ sucΦ a≤ ì thσ contro∞ fielΣ anΣ MS╞ addresses« Thσ datß ratσ oµ eacΦ suΓ-channe∞ (P¼ Q¼ ì etc.⌐ i≤ 1/192nΣ oµ tha⌠ oµ thσ maiε channel. .cp 4 TOC.é Thσ tablσ oµ content≤ ha≤ informatioε oε thσ typσ oµ disπ anΣ thσ ì startinτ addres≤ oµ thσ tracks« Thi≤ informatioε i≤ encodeΣ iε thσ ╤ suΓ-ì channel« .cp 4 track.é Tracδ Number« ┴ tracδ i≤ ß suΓ-divisioε oµ thσ C─-RO═ media« ┴ disπ ì ha≤ froφ onσ t∩ ninet∙-ninσ tracks« Thσ datß withiε ß tracδ i≤ alway≤ oµ thσ ì samσ type« ┴ tracδ caε contaiε bσ eithe≥ C─-RO═ o≥ C─-Audio« ┴ disπ caε ì star⌠ a⌠ an∙ tracδ number. .cp 4 tracδ relativσ logica∞ address.é Aε offse⌠ froφ thσ beginninτ oµ thσ recordeΣ ì informatioε oε ß tracδ expresseΣ iε unit≤ oµ thσ logica∞ blocδ length« Thσ ì valuσ i≤ useΣ t∩ addres≤ logica∞ block≤ relativσ t∩ thσ beginninτ oµ ß tracδ ì usinτ thσ relativσ MS╞ addres≤ encodeΣ iε thσ C─-RO═ ╤ suΓ-channel. transitioε area.é Sector≤ a⌠ thσ beginninτ o≥ enΣ oµ track≤ codeΣ witΦ nul∞ ì information« Wherσ requireΣ b∙ thσ mediß standards¼ thesσ area≤ havσ minimuφ ì length≤ oµ ▒ o≥ ▓ seconds« Thσ maximuφ length≤ arσ no⌠ specified« Transitioε ìèarea≤ a⌠ thσ beginninτ oµ ß tracδ arσ encodeΣ witΦ Inde° zero« Addresse≤ ì withiε transitioε area≤ ma∙ no⌠ bσ read. .cp4 Yello≈ Book.é ┴ standarΣ (IE├ 108⌐ whicΦ define≤ C─-RO═ media« Thσ Yello≈ Booδ ì define≤ thσ mediß format≤ anΣ facilitie≤ tha⌠ suppor⌠ thσ recordinτ oµ digita∞ ì datß oε Compac⌠ Disπ media« .. end of section .paè