Intel 80219 manuale d’uso

Intel ® 80219 General Purpose PCI Processor Specification Update July 2004 Notice: The Intel ® 80 219 Genera l Purpose PCI Process or (80219) may cont ain desig n defect s or errors known as errata that may cau s e the product to deviate from published sp ecification s. Current c haracterized errat a are docu mented in th is specificat ion update[...]

2 Speci fication Update INFORMA TION IN THIS DOCUMENT IS PROVIDED IN CONNECTION WITH INTEL® PRO DUCTS. NO LI CENSE, EXPRESS OR IMPLIED, BY ESTO PPEL O R OTHERWISE, TO ANY INTELLECTUAL PROPER TY RIGH TS IS GRANTED BY THIS DOCUMENT . EXCEPT AS PROVIDED IN INTEL'S TERMS AND CONDITI ONS OF SALE FOR SUCH PRODUCTS, INTEL ASSUMES NO L IABILITY WHA T[...]

Spec if icatio n Updat e 3 Intel ® 80219 G eneral P urpose PCI Proc essor Contents Revision History ........... ................... .................. ................... ................... ... 5 Preface................ .................. ................... ....................... ................... ........ 6 Summa r y T able of Chan ges .....[...]

4 Speci fication Update Intel ® 80219 G eneral Purpos e PCI P rocesso r This Page Lef t Intentionall y Blank[...]

Specification Up date 5 Intel ® 8 0219 General Purpos e PCI Processor Revision His tory Revision History Date V ersion Description July 2004 002 Added S pecification Clarification 7. November 2003 001 Initial Rel e ase.[...]

6 Specification Up date Intel ® 80219 General Purpose PCI Processor Prefac e Preface This document is an upd at e to the specifications contained in the Affected Documents/Related Doc u me nts t a ble belo w . This do cument is a compilation of device an d documentation errata, specification clarifications and ch anges. It is int ended for hardwar[...]

Specification Up date 7 Intel ® 8 0219 General Purpos e PCI Processor Summary T able of Changes Summary T able of Changes The following table ind i cates the errata, specifi cation changes, specification clarifications , or documentation chan ges which apply to the Intel ® 80219 General Purpose PCI P rocessor product . Intel may fix some of the e[...]

8 Specification Up date Intel ® 80219 General Purpose PCI Processor Summary T able of Changes Core Errat a No. Step pings Page Status Errata A-0 1 X 13 NoFix Boundary Scan Is Not F ully Compliant to t he IEEE 1 149.1 S pecification 2 X 13 NoFix Drain Is Not Flushed Correctly when S talled i n the Pipeline 3 X 14 NoFix Undefined Data Processing-‘[...]

Specification Up date 9 Intel ® 8 0219 General Purpos e PCI Processor Summary T able of Changes Non-Core Errat a No. Ste ppings Page St at us Errat a A-0 1 X 20 NoFix The A TU Returns Invalid Data for the DWORD that T arget A bort ed from the MCU when Using 32-Bit Memory , ECC Enabled and in PCI Mode 2 X 20 NoFix PBI Issue When Using 16-bit PBI T [...]

10 Specification Up date Intel ® 80219 General Purpose PCI Processor Summary T able of Changes Docume nt ation Ch anges S p ecification Ch anges No. Step pings Page Speci fication Ch anges A-0 1 X 24 Signal NC2 was renamed to P_BMI (AE23). New function added to signal P_BMI. S p ecification Clarif ications No. Step pings Page St atus Specification[...]

Specification Up date 11 Intel ® 8 0219 General Purpos e PCI Processor Identification Information Identification Information Marki ngs Figur e 1. T o p s ide Mark ings Intel ® 80219 Gen eral Pur pose P CI Proce ssor SLxx x M © ‘2001 {FPO #} FW80219Mxxx INTEL[...]

12 Specification Up date Intel ® 80219 General Purpose PCI Processor Identifica ti on Infor mat ion Die Det ails Stepping Part Number QDF (Q )/ Specification Number (SL) V olt age ( V) Intel ® 80219 Gen eral Purpose PCI Pro cessor Speed (MHz) No tes A-0 A-0 A-0 A-0 FW80219M400 FW80219M600 FW80219M400 FW80219M600 Q690 Q691 SL7CL SL7CM 3.3 3.3 3.3 [...]

Specification Up date 13 Intel ® 8 0219 General Purpos e PCI Processor Core Er rata Core Errata 1. Boundary Scan Is Not Fully Compliant to th e IEEE 1 149.1 S pecification Problem: The IEEE S tandard 1 149.1 specifies the b oundary scan logic t o support two m ain goals: 1. T o allo w the interconnections between the various components to be teste[...]

14 Specification Up date Intel ® 80219 General Purpose PCI Processor Core E rrata 3. Undefined Dat a Processing-‘like’ I nstructions are Interpreted as an M SR Instruction Problem: The instructio n decode allows undef ined opcodes, which look similar to the MSR (Move to Status register from an ARM register) instruction, to be interpreted as an[...]

Specification Up date 15 Intel ® 8 0219 General Purpos e PCI Processor Core Er rata 6. Incorrect Decode of Unindexed Mode, Usi ng Addressing Mode 5, Can Corrupt Protected Registers Problem: The i nstruct i on decoder inco rrectly decodes the valid combination of P=0, U=1 and W=0, when using uni nd exed m ode i n a ddres s ing mo de 5 (load and sto[...]

16 Specification Up date Intel ® 80219 General Purpose PCI Processor Core E rrata 10. Aborted S tore that Hit s the Dat a Cache May Mark Writ eback Data As Dirty Problem: W hen there is an abor ted store that hits clean data in the data cache (d ata in an aligned four word range, that has n o t been modified from the co r e, since it was last load[...]

Specification Up date 17 Intel ® 8 0219 General Purpos e PCI Processor Core Er rata 1 1. Performance Monitor Unit Event 0x1 Can Be Incremented Erroneously by Unrelated Event s Problem: Even t 0x1 in the performan ce monitor unit (P MU) can be used to count cycles in which th e instruction cache can not deliver an instruction. The only cycles count[...]

18 Specification Up date Intel ® 80219 General Purpose PCI Processor Core E rrata 13. Accesses to the CP15 ID register with opcode2 > 0b001 returns unpredict able values Problem: Th e ARM Ar chitectur e Refer ence Manual (ARM DDI 0100E) s tates the following in chapter B-2, sec tio n 2 .3: “If an <opcode2 > value correspond ing to an un[...]

Specification Up date 19 Intel ® 8 0219 General Purpos e PCI Processor Core Er rata 15. Up dating the JT AG par a ll el register requires an extra TCK risin g edge Problem: IEEE 1 149.1 states that the ef fects of updatin g all parallel J T AG register s should be seen on the falling edge of TCK in the Update-DR state. The Intel Xscale ® core par[...]

20 Specification Up date Intel ® 80219 General Purpose PCI Processor Non-Core Er rat a Non-Core Errata 1. The A TU Returns Invalid Data f or the DWORD that T arget Aborted from the MCU when Using 32-Bit Memory , ECC Enabled and in PCI Mode The external PCI bus requests a read through th e A TU to the MCU, starting at the high DWORD. Remember the M[...]

Specification Up date 21 Intel ® 8 0219 General Purpos e PCI Processor Non-Co re Errata 3. MCU Pointers ar e Incorrect following a Restoration from a Power Fail Problem: This issue occurs wh en: 1. There i s a power failure (not during power man agement or normal shutdown). 2. When power is restored, the internal MCU pointers to the SDRAM may not [...]

22 Specification Up date Intel ® 80219 General Purpose PCI Processor Non-Core Er rat a 6. The MTTR1 (Core Multi-T r ansaction T i mer) is not opera ti ng due to improper behavior of the core inter n al bus request signal (REQ#) Problem: The MTTR1 (Core Multi-T r ansaction T im er) is n o t op erating due to i mp rop er b ehavi o r o f the core int[...]

Specification Up date 23 Intel ® 8 0219 General Purpos e PCI Processor Non-Co re Errata 8. Vih Minimum Input High V oltage ( Vih) level for the PCI pins Problem: The V ih Minimum Input H igh V oltage (V ih) le vel for the PCI pins is bei ng tested at 100 mV higher than the mini mum V ih lev el specified in T able 4-3 (DC Specificat ions for 3.3 V [...]

24 Specification Up date Intel ® 80219 General Purpose PCI Processor Specification Changes Specification Changes 1. Signal NC2 was renamed to P _BMI (AE23). New function added to si gnal P_BM I. The P_BMI (AE23) signal has been added to the Intel ® 8021 9 general purpose P CI processo r. This signal replaces, using an ex ternal GPIO pin for In it[...]

Specification Up date 25 Intel ® 8 0219 General Purpos e PCI Processor Specificat ion Cha nges Note: The host BIOS d o es not require any mod i fications to acco mmodate this im plementation. All the responsibility for I/O device configuration and resource falls to the 80219 firmware. Figure 2. Intel ® 80219 Gene ral Pur pose P CI Proce ssor P_BM[...]

26 Specification Up date Intel ® 80219 General Purpose PCI Processor Specific ation Clar ifications Specification Cla rificatio ns 1. The Intel ® 802 19 general purpose PCI p rocessor is complia nt with the PCI Local Bus Specifi cation, Revision 2.2 but it is not compliant wit h PCI Local Bus S pecification, Revi sion 2.3 Issue: The Intel ® 8 02[...]

Specification Up date 27 Intel ® 8 0219 General Purpos e PCI Processor Specificat ion Clarif icatio ns 3. BAR0 Configurati on When Using the Messag ing Unit (MU) Issue: When the BAR0 is configured as a prefetch able regis ter by def ault and a burst request cros s es i nto or th r oug h the rang e of o ffsets 4 0h to 4Ch (i.e . , th is includes th[...]

28 Specification Up date Intel ® 80219 General Purpose PCI Processor Specific ation Clar ifications 6. In-order Delivery not guara nteed for dat a blocks described by a single DMA descriptor Issue: In-order deliver y is not guaranteed fo r data blocks descr ibed by a single DMA descriptor that crosses a 1 KB boun dary . T h is may resu l t in out [...]

Specification Up date 29 Intel ® 8 0219 General Purpos e PCI Processor Documentation Changes Documentation Changes None for this revision of this specification update.[...]

30 Specification Up date Intel ® 80219 General Purpose PCI Processor Documentation Changes This Page Lef t Intentionally Bla nk[...]