PCI Specification 3.0_PCI 3.0 规范
PCI 3.0 规范,英文原版。PCI Local Bus Specification Revision 3.0PCI LOCAL BUS SPECIFICATION, REV.3.0ContentsPREFACESPECIFICATION.……13INCORPORATION OF ENGINEERING CHANGE NOTICES (ECNS)1查音音鲁垂音音13DOCUMENT CONVENTIONS.………14l. INTRODUCTION…151.1. SPECIFICATION CONTENTS······151.2. MOTIVATION……151.3. PCI LOCAL BUS APPLICATIONS1. 4. PCI LOCAL BUS OVERVIEW171.5. PCI LOCAL BUS FEATURES AND BENEFITS……181. 6. ADMINISTRATION…………………202. SIGNAL DEFINITION m...mn.. 212.1 SIGNAL TYPE DEFINITION222.2. PIN FUNCTIONAL GROUPS..…………222.2.1. System Pins……,…,…,,…,…232.2.2. Address and data pins242.2.3. Interface Control Pins........................252.2.4. Arbitration Pins(Bus Masters Only)272.2.5. Error Reporting Pins....垂看d。普音看鲁D指音着音,。音音自。音音音。音自垂272.2.6. Interrupt Pins( Optional)……282.2.7. Additional signals312.2.8.64- Bit bus extension pins( Optiona)…,,……………………………332.2.9. TAG/Boundary scan Pins(Optional).......342. 10. System Management Bus Interface Pins(Optional)352. 3. SIDEBAND SIGNALS362. 4. CENTRAL RESOURCE FUNCTIONS.····:·····.·············363. BUS OPERATION373.1 BUS COMMANDS373.1. Command definition373. 1.2. Command Usage rules393.2. PCI PROTOCOL FUNDAMENTALS423.2.1. Basic Transfer Control····:············.················433.2.2. Addressing.............143.2.3. Byle lane and Byte enable usage……563.2.4. Bus Driving and Turnaround非音垂垂·非573.2.5. Transaction Ordering and posting….583. 2.6. Combining Merging, and Collapsing。。音垂。音62PCI LOCAL BUS SPECIFICATION, REV.3.03.3. BUS TRANSACTIONS……643.3.1. Read transaction……………653.3.2. Write transaction3.3.3. Transaction termination.………….673.4. ARBItRAtION音垂3.4.1. Arbitration Signaling protoco1..…………………893.4.2. Fast Back-to-Back Transactions. .........................................................93.4.3. Arbitration Parking………………………………………93.5 LATENCY953.5.1. Target Latency…….953.5.2. Master Data latency……….….…….,….….…..……..….,983.5.3. Memory Write Maximum Completion Time limit3.5.4. Arbitration Latency3.6. OTHER BUS OPERATIONS……·。垂,音着垂。着音D。。着。D音着音垂。音着D音非非音垂音非·非1103.6.1. Device selection…....…,103.6.2. Special cycle...........3.6.3. IDSEL Stepping…………,,…,…,,…,,…,,,,,………,…1133.6.4. Interrupt acknowledg3.7. ERROR FUNCTIONS春音·。音垂1153.7.. Parity ger1153.7.2. Parity Checking...........………,163.7.3. Address parity errors…...…,…163.7.4.Error Reporting…17173.7.5. Delayed Transactions and Data Parity Errors.......... 203.7.6. Error Recovery.............,213. 8. 64-BIT BUS EXTENSION1233.8.1. Determining bus Width during System initialization.…….…,1263.9.64- BIT ADDRESSING…..…………………………………………1273.10SPECIAL DESIGN CONSIDERATIONS.1304. ELECTRICAL SPECIFICATION.. m.m.9.1374.1. OVERVIEW…1374.1.1. Transition Road Map……1374.1.2. Dynamic vs Static Drive specificalion…1384.2. COMPONENT SPECIFICATION.……,………………,1…………………1394.2.1. 5V Signaling environment1404.2.2. 33V Signaling environment鲁鲁·垂垂1464.2.3. Timing specification1504.2.4.1determinate Inputs and metastable作,…………1554.2.5. Vendor provided specification..,..…,.…………….………17564.2.6. Pinout recommendation157PCI LOCAL BUS SPECIFICATION. REV.3.04.3. SYSTEM BOARD SPECIFICATION.………1584.3.1. Clock skew,…………………1584.3.2.R··1584.3.3. Pull-ups:····.················:·····…1614.3.4Power1634.3.5. System Timing Budget. ...........1644.3.6. Physical requirements............………674.3.7. Connector Pin assignments……/6844. ADD-IN CARD SPECIFICATION1714.4.1.Add- in Card Pin Assignment..,.,.,………………,1714.4.2. Power Requirements….,.,.,.,.,.,.,,.….,764.4.3. Physical requirements.........1785. MECHANICAL SPECIFICATION1815.1. OVERVIEW1812. ADD-IN CARD PHYSICAL DIMENSIONS AND TOLERANCES...........1825.3. CONNECTOR PHYSICAL DESCRIPTION…………………1954. CONNECTOR PHYSICAL REQUIREMENTS. ...............................2055. CONNECTOR PERFORMANCE SPECIFICATION……………,…2066. SYSTEM BOARD IMPLEMENTATION……………2076. CONFIGURATION SPACEb●看●鲁D鲁0e●2136. 1. CONFIGURATION SPACE ORGANIZATION音垂垂D·垂看垂…2136.2. CONFIGURATION SPACE FUNCTIONS .......................2166.2.1. Device ldentification鲁垂垂2166.2.2. Device Control鲁着鲁D垂2176.2.3. Device status2196. 2.4. Miscellaneous registers·······:········:···:·:··:·:······:··············4······:····2216.2.5. Base addresses……………………….22463. PCI EXPANSION ROMS2286.4. VITAL PRODUCT DATA.2296.5. DEVICE DRIVERS2296.6. SYSTEM RESET.…………………………2306.7. CAPABILITIES LIST2308. MESSAGE SIGNALED INTERRUPTS ...................................................................2316.8.1. MSI Capability Structure..............2326.8.2. MSl-X Capability and Table structures……………….……..2386.8.3. MSI and Msi-X Operation2467. 66 MHZ PCI SPECIFICATION2557. 1. INTRODUCTION2557.2. SCOPE7. 3. DEVICE IMPI TION CONSIDERATIONS7.3.1. Configuration space.......2557. 4. AGENT ARCHITECTURE256PCI LOCAL BUS SPECIFICATION, REV.3.07.5. PROTOCOL.……2567.5.1.66 MHZ ENABLE(M66EN) Pin definition.…………,………,,2567.52Latency..-..-.-2577.6. ELECTRICAL SPECIFICATION……………2577.6.. Overview·.·······.··2577.6.2. Transition roadmap to 66 MHz PCI··········.2577.6.3. Signaling Environment.......... 2587.6.4. Timing specification.……2597.6.5. Vendor provided specification. 26.57.6.6. Recommendations·.·························:············:······:········.:··········2657.7. SYSTEM BOARD SPECIFICATION.………,…,……………2667.7.1. Clock Uncertainty ......2667.7.2. Reset2677.7.3. Pullups..2677.7.4. Power..······.·.·::·····布鲁····音D鲁番。是。音垂看····非D∴2677.7.5. System Timing Budget7.7.6. Physical requirements2687.7.7. Connector Pin assi! nments…..,.,.,..,.,.,..,.,.,2697.8. ADD-IN CARD SPECIFICATIONS春音·。音垂2698. SYSTEM SUPPORT FOR SMBUSn2718. 1. SMBUS SYSTEM REQUIREMENTS2718.1.1. Power………278. 2. Physical and Logical sMBi27l8.1.3. Bus connectivit2728.1.4. Master and slave support....….….…..…..…..,2738.1.5. Addressing and Configuration2738.1.6.Ele2748.1.7. SMBus behavior on Pcl reset.........................2748.2.ADD- IN CARD SMBUS REQUIREMENTS…………2758.2.7Connection2758.2.2. Master and Slave Support...,.…..…….…,...….,2758.2.3. Addressing and Configuration……,…,…,……,…,…,…,….….…..….,2758. 2. 4. Power2758. 2.5. Electrical.········.····························275A. SPECIAL CYCLE MESSAGES●鲁●e鲁277A 1. MESSAGE ENCODINGS277A,2. USE OF SPECIFIC ENCODINGS ................................................277B. STATE MACHINES279B. 1. TARGET LOCK MACHINE·;.···.:..···:...···:··.·:····281B.2. MASTER SEQUENCER MACHINE283B 3. MASTER6PCI LOCAL BUS SPECIFICATION. REV.3.0C. OPERATING RULES289C 1. WHEN SIGNALS ARE STABLE..·····.:·.·.::···:·;289C.2. MASTER SIGNALS…音·。·看290C.3. TARGET SIGNALS…291C.4. DATA PHASES…292C.5. ARBITRATION.……………………………………292C.6. LATeNCY······:“·······293C.7. DEVICE SELECTION……………,……………………………293C 8. PARITY垂垂垂D·垂294D. CLASS CODESD 1. BASE CLASS OOH...w.w...296D 2. BASE CLASS OlH296D. 3. BASE CLASS O2H··297D 4. BASE CLASS O3H297D.5. BASE CLASS04H.………………………298D. 6. BASE CLASS OSH298D.7. BASE CLASS06H...………….…………………299D 8. BASE CLASS OZH,300D 9. BASE CLASS OSH.301D.10. BASE CLASS C9H.……………………………………………….301D.11. BASE CLASS OAH.…………………302D 12. BASE CLASS OBH302D. 13. BASE CLASS OCH303D.14. BASE CLASS ODH….…304D. 15. BASE CLASS OEH304D. 16. BASE CLASS OFH·····.····;····:·;:·······304D.17. BASE CLASS JOH.……………………………………………1305D, 18. BASE CLASS 11H305E. SYSTEM TRANSACTION ORDERINGE.I. PRODUCER- CONSUMER ORDERING MODEL308E. 2. SUMMARY OF PCI ORDERING REQUIREMENTS310E.3. ORDERING OF REQUESTS........................................311E.4. ORDERING OF DELAYED TRANSACTIONS…………312E.5. DELAYED TRANSACTIONS AND LOCK#.317E.6. ERROR CONDⅠ TIONS……318. EXCLUSIVE ACCESSES..m.msn0..319F.1. EXCLUSIVE ACCESSES ON PCIF 2. STARTING AN EXCLUSIVE ACCESS321F.3. CONTINUING AN EXCLUSIVE ACCESS323F 4. ACCESSING A LOCKED AGENT324F 5. COMPLETING AN EXCLUSIVE ACCESS325F. 6. COMPLETE BUS LOCK ......................................................................325IO SPACE ADDRESS DECODING FOR LEGACY DEVICES..9.... 327PCI LOCAL BUS SPECIFICATION, REV.3.0CAPABILITY IDS。,0329I. VITAL PRODUCT DATA331VPD FORMAT3I.2COMPATIBILITY……………………………334L.3. VPD DEFINITIONS3341.3.1. VPD Large and small resource Data Tags......·D垂看3341.3.2. VPD Example…3378PCI LOCAL BUS SPECIFICATION. REV.3.0FiquresFIGURE -I: PCI LOCAL BUS APPLICATIONS春DFIGURE 1-2: PCI SYSTEM BLOCK DIAGRAM17FIGURE2-1: PCI PIN LIST.…………..…………21figure 3-1: ADDRESS PHASE FORMATS OF CONFIGURATION TRANSACTIONS...... 48Figure 3-2: LAYOUT OF CONFIG ADDRESS REGISTER, ..............................................50Figure 3-3: HOST BRIDGE TRANSLATION FOR TYPE O CONFIGURATION TRANSACTIONSADDRESS PHASE51FIGURE3-4: CONFIGURATION READ…………156FIGURE3-5: BASIC READ OPERATION………………………65FIGURE 3-6: BASIC WRITE OPERATION66FIGure 3-7: MASTER INITIATED TERMINATION........................ 68FIGURE3-8: MASTER- ABORT TERMINATION…………69Figure 3-9: RETRY. ..........................................................................................................73FiGure 3-10: DISCONNECT WITH DATA. ........................74FiGure 3-11: MASTER COMPLETION TERMINATION:·:····:··.·4····.···…75FiGURE 3-12: DISCONNECT-1 WITHOUT DATA TERMINATION·····76Figure 3-13: DISCONNECT-2 WITHOUT DATA TERMINATION76FiGure 3-14: TARGET-ABORT…177figure 3-15: BASIC ARBITRATIONFIGuRE 3-16: ARBITRATION FOR BACK-TO-BACK ACCESS…94FiGurE 3-17: DEVSEL# AsSERTION·····:···.·:··110Figure 3-1 8: IDSEL STEPPING114FiGure 3-19: INTERRUPT ACKNOWLEDGE CYCLE. ...................................................114FIGURE3-20: PARITY OPERATION………116FIGuRE 3-21: 64-BIT READ REQUEST WITH 64-BIT TRANSFER125FIGURE 3-22: 64-BIT WRITE REQUEST WITH 32-BIT TRANSFER..........126FIGURE 3-23 64-BIT DUAL ADDRESS READ CYCLE129FIGURE 4-1: ADD-IN CARD CONNECTORS...........................138FIGURE4-2:V/ICURⅤ ES FOR5 V SIGNALING.…………………143FIGURE 4-3: MAXIMUM AC WAVEFORMS FOR 5V SiGnaling145FIGURE 4-4: V/I CURVES FOR 3.3V SIGNALING148FIGURE4-5:MAⅹ IMUM AC WAⅤ EFORMS FOR3.3ⅴ SIGNALING………150FIGURE 4-6: CLOCK WAVEFORMS151FIGURE 4-7: OUTPUT TIMING MEASUREMENT CONDITIONS.··4·:······.·154FIGURE4-8: INPUT TIMING MEASUREMENT CONDITIONS…………154FIGURE 4-9: SUGGESTED PINOUT FOR POFP PCI COMPONENT···“···:.···.····:·········157FIGURE4-10: CLOCK SKEW DIAGRAM………158FIGURE 4-1: RESET TIMING16lFIGURE4-12: MEASUREMENT OF TPROP,3.3 VOLT SIGNALING……………166FIGURE 5-1: PCI RAW ADD-IN CARD(3.3V, 32-BIT).183FIGURE 5-2: PCI RAW VARIABLE HEIGHT SHORT ADD-IN CARD(3.3V, 32-BIT)..........184FIGURE 5-3: PCI RAW VARIABLE HEIGHT SHORT ADD-IN CARD(3.3V, 64-BIT)....185FIGURE 5-4: PCI RAW LOW PROFILE ADD-IN CARD(3.3V, 32-BIT)..........186PCI LOCAL BUS SPECIFICATION, REV.3.0FIGURE5-5: PCI ADD-Ⅰ N CARD EDGE CONNECTOR BEⅤEL……187FIGURE56: PCI ADD-IN CARD ASSEMBLY(3.3V)……………………………88FIGURE 5-7: LOW PROFILE PCI ADD-IN CARD ASSEMBLY 3.3V)189FIGURE 5-8: PCI STANDARD BRACKET………190FIGuRE 5-9: PCI LOW PROFILE BRACKET191FIGURE 5-10: PCI STANDARD RETAINER···192FIGURE5-11: IO WINDOW HEIGHT∴………………193FIGURE 5-12: ADD-IN CARD INSTALLATION WITH LARGE IO CONNECTOR.......194FIGURE 5-13: 32-BIT CONNECTOR196FIGURE 5-14: 3.3V/32-BIT CONNECTOR LAYOUT RECOMMENDATION. ........................197FIGURE5-15:3.3V/64-BIT CONNECTOR198FIGURE 5-16: 3.3V/64-BIT CONNECTOR LAYOUT RECOMMENDATION 199FIGURE 5-17: 3.3V/32-BIT ADD-IN CARD EDGE CONNECTOR DIMENSIONS ANDTOLERANCES2(垂D·。垂,音着垂。着音D。。着。D音着音垂。音着音FIGURE 5-18: 3.3V/64-BIT ADD-IN CARD EDGE CONNECTOR DIMENSIONS ANDTOLERANCES….201FIGURE5-19: UNIVERSAL 32-BIT ADD-IN CARD EDGE CONNECTOR DIMENSIONS ANDTOLERANCES………………………………202FIGURE 5-20: UNIVERSAL 64-BIT ADD-IN CARD EDGE CONNECTOR DIMENSIONS ANDTOLERANCES203FIGURE5-21:PCⅠADD- IN CARD EDGE CONNECTOR CONTACTS……204FIGURE5-22: CONNECTOR CONTACT DETAIL………………205FIGURE 5-23: PCI CONNECTOR LOCATION ON SYSTEM BOARD208FIGURE5-24:32- BIT PCI RISER CONNECTOR……209FIGURE 5-25: 32-BIT/3.3V PCI RISER CONNECTOR FOOTPRINT210FIGURE 5-26: 64-BIT/3.3V PCI RISER CONNECTOR211FIGuRE5-27:64-BI/3.3ⅴ PCI RISER CONNECTOR FOOTPRINT∴………212FIGURE 6-1: TYPE OOH CONFIGURATION SPACE HEADER215FIGURE 6-2: COMMAND REGISTER LAYOUT217FIGURE6-3: STATUS REGISTER LAYOUT……………………………219FIGURE 6-4: BIST REGISTER LAYOUT222FIGURE 6-5: BASE ADDRESS REGISTER FOR MEMORY........... 225FIGURE 6-6: BASE ADDRESS REGISTER FOR L/O225鲁着D音看FIGURE 6-7: EXPANSION ROM BASE ADDRESS REGISTER LAYOUT.....,..... 228FIGURE6-8: EXAMPLE CAPABILITIES LIST…….231FIGURE6-9: MSI CAPABILITY STRUCTURES…..……233FIGURE 6-10: MSI-X CAPABILITY STRUCTURE238FIGurE 6-11: MSI-X TABLE STRUCTURE翻音。音239FIGurE 6-12: MSI-X PBA STRUCTURE…239FIGURE 7-1: 33 MHZ PCI VS 66 MHZ PCI TIMING······:··················257FIGURE7-2:3.3 V CLOCK WAVEFORM.…………259FIGURE 7-3: OUTPUT TIMING MEASUREMENT CONDITIONS263FIGURE -4: INPUT TIMING MEASUREMENT CONDITIONS263FIGURE75:TvAL(MAX) RISING EDGE…………264FIGURE 7-6: TVAL(MAX) FALLING EDGE·265FIGURE77:TVAL(MIN) AND SLEW RATE……26510
- 2020-06-05下载
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matlab在数据包络分析中的应用及程序
系统的介绍了包络分析在实际中的应用,介绍了matlab进行包络分析的方法,并附有源程序供科研人员学习这是一个分式规划问题。若令则()可化为等价的线性规划问题:线性规划()的解和称为的最佳权向量,它们是使的效率值达到最大值的权向量。注意:作为线性规划的解,和不是唯一的义()若线性规划()的解满足:,则称为弱有效的;()若线性规划()的解中存在解并且则称为有效的。为了便于检验的有效性,一般考虑()的对偶模型的等式形式(带有松弛变量目具有非阿基米德无穷小)∑∑其中是项输入的松弛变量是项输出的松弛变量;是个的组合系数;;是个很小的止数(般取)。定理设线性规划(的最优解为则()若为弱有效()的;()若且则为有效()的程序由上一节知,要计算一个的相对效率值并讨论其(弱)有效性,须解一个线性规划若要计算所有的相对效率值,则须解个线性规划,其计算量比较大,一般须利用计算机进行计算。我们利用数学软件编写了解模型()和(的程序,比较方便地解决了的计算量大和计算复杂的问题是由公司用语言编写的著名的工程数学应用软件。它自牛推向市场以来,历经十几年的发展和竞争,现已成为国际认可的最优化的科技应用软件。目前,口经成为世界上诸多科技领域的基本应用软件。在国内、外的很多高等院校和科研机构已经十分普及。熟练地运用已成为晑校师生及科研人员的基本技能强大的矩阵运算能力和方便、直观的编程功能是我们选择它作为编写应用程序的原因。诚然,或是解线性规划问题的专业软件,但它们缺乏方便的编程功能和矩阵输入功能,在解一系列线性规划时,它们不如方便。此外,它们的普及程度远不如因此,我们认为是编写应用程序的最佳软件之一。所解的线性规划的标准形式是板小化问题:其中,是变量,是目标函数的系数向量,是不等式约枣的系数矩阵,是等式约束的系数矩阵,和分别是变量的下界和上界解线性规划()的语句为如果要解极大化问题,只须解极小化问题卜面,我们给出模型和(的程序。程序模型的程序)用户输入多指标输入矩阵用户输入多指标输出矩阵解线性规划,得的最佳权向量求出的相对效率值输出最佳权向量输出相对效率值输出投入权向量输出产出权向量程序模型(的程序)用户输入多指标输入矩阵用户输入多指标输出矩阵定义非阿基米德无穷小解线性规划,得的最佳权向量输出最佳权向量输出输出输出输出以上两个程序十分便于使用。用户只须输入多指标输入矩阵和输出矩阵,目可得到所需的结果。程序的应用设有某大学的同类型的五个系在一学年内的投入和产出的数据如下投教职工(人)教职工工资(万元)入运转经费(万元)毕业的本科生:(人)毕业的研究生(人)出发表的论文(篇)完成的科研项目(项)其中,运转经费指一学年內维持该系正常运转的各和费用,如行政小公费、图书资料费、差旅费等等。由程序,得到各系的相对效率值:以及各项投入和产出的权向量中定义,和至少是弱有效的和是非弱有效的。为了确认和的有效性并分析和非有效的原因,须利用模型(。由程序,得本问题的解:由以上解可看出:和的解中且松弛变量故由定理知,这几个系是相对有效的。和的非有效性也可以在以上解中看得一清二楚。以为例,根据有效性的经济意义,在不减少各项输出的前提下,构造一个新的投入的投入按比例减少到原投入的)倍,)并且(由非零的松弛变量可知)还可以进一步减少教职工工资万元、减少运转费用万元、多培养本科生人多完成项科研项目。对的非有效性可作类似的经济解释。结束语本文利用数学软件编写了便于使用的的计算程序,使计算量大和计算复杂的问题得到较好的解决。本文只对的模型进行了讨论。对于的另一个重要模型一模型,只须在模型(。中增加约東条件∑A,程序作相应的修攻即可。本文的程序为的理论研究和实际应用提供了方便、快捷的计算工具。参考文献:魏权龄评价相对有效性的方法北京:中国人民大学出版社盛旧瀚等里论、方法与应用北京:科学出版社,许波,刘征工程数学应用北京:清华大学出版社,
- 2020-12-11下载
- 积分:1