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Intel 80302 manual

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Table of contents for the manual

  • Page 1

    Intel ® 8030 3 an d 80 302 I/O Pr oces sors Specifica tion Updat e M a y 6, 2 003 Noti ce: The I ntel ® 80303 and I ntel ® 80302 I /O Processor s pro cessor may cont ain desi gn defect s or err ors known as erra ta. Char act eriz ed err ata t hat may ca use th e p rodu ct’ s beha vior to devi ate fr om pub is hed specifi cations are doc umente[...]

  • Page 2

    Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate INFORMA TION IN TH IS DOCUMENT IS PR OVIDED IN CONNECTION WIT H INTEL® PRODUCTS. NO LICENSE, EXPRESS OR IMPLIED, BY ESTO PPE L OR OTHE RWI SE , TO ANY IN TELL EC TU AL PRO PERTY R IG HTS I S G RAN TED BY T HIS D OCU MENT . EX CEPT A S PR OVI DED IN INTEL'S TERMS AND CONDITION[...]

  • Page 3

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 3 Content s Revision History ................. ......... .......... ......... ......... .......... ......... ......... ....... 5 Prefa ce ............ .......... .................. ................... ................... .................. ....... 7 Summ ary T able of Ch anges ...[...]

  • Page 4

    4 Int el ® 80303 and 80302 I/O Pro cess ors Specifi cation Upd ate This Page Intent ionally Left Blank[...]

  • Page 5

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 5 Revisi o n Histor y Revision History sc Da te Versi on D es crip ti on 05/0 1/03 010 Ad ded E rrat a 2 . Re v ised Sp ec if icat ion C lar if icat io ns 4 , 7 and 8 . 08/2 7/02 009 R eword ed Sp ecif icat ion Clar i fic at io n 4 . A dd ed S pec if ic ati on C l ari fic atio ns [...]

  • Page 6

    Pr e f ace 6 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate P reface Thi s document is an updat e to the specifi cati ons cont ained in the Af fected Docum e nts/Rela ted Docum e nts t able below . This doc ument is a compi la tion of devi ce and documenta tion err ata, sp ec if i ca ti o n cl ar i f ic at io n s an d ch an g e[...]

  • Page 7

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 7 Summa ry T a ble of Changes Summary T able of Chan ges The fol lowi ng table indic ates the erra ta, specifi cati on cha nges, spec ificatio n clarif icati ons , or docum entation changes whic h apply t o the Inte l ® 80303 and Int el ® 80302 I/O Pr ocessors product . Intel ma[...]

  • Page 8

    Summary T able o f Change s 8 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate Errat a No. Ste pp in g s Pa ge St atus Erra ta A-0 A-1 A-2 1 XXX 12 NoFix Singl e-bi t an d Mult i-b it E r ror R epor t ing C anno t Be Indi vidu all y Enab led b y ECC Co ntr ol Re gi ste r 2 XXX 12 NoFix Instr ucti on S equen ce Can S cor eboa rd a[...]

  • Page 9

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 9 Summa ry T a ble of Changes Documen t ation Changes No . Doc um en t R evi si on P ag e S tatus Do cu me ntat ion Cha ng es 1 2723 53-0 01 17 Doc Titl e P ag e r e vis io n nu mber 2 2723 53-0 01 17 Doc F ig ure 9 -3 on pg 9- 9 did n ot pr int c orr ect ly 3 2723 53-0 01 18 Doc [...]

  • Page 10

    Ide n ti fic at io n I n fo rm at io n 10 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate Ide nti ficat ion I nfo rm ation Markings T o pside Mark ing s Die Det ails Part Numbe r Steppin g QDF/ Spec Nu mb er Vo l t a g e (V) Intel ® i960 ® Co re Proc es sor Speed (M Hz) Notes GC80 303 A- 0 Q1 76 3.3 100 Sa mples - lim ited tes[...]

  • Page 11

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 11 Identification Inf ormation Devic e ID Regis ters De vic e an d Steppin g Proc es so r Device ID Register (P DID R - 0x17 10) PCI-to-PCI Bridge Unit Re vi sio n I D (RIDR - 0x100 8) Address T ransl atio n Un i t Re vision ID Register ( A TU RID - 0x 1208 ) Int el ® i960 ® Cor[...]

  • Page 12

    Er rata 12 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate Errat a 1. Single- bit and Mult i-bit Error Reporting Cannot Be Indivi dua lly Enabled by ECC Control Register Problem: The ECC Cont rol Regist er ECCR is desc ribed as havi ng the abil it y to select mul ti-bit error an d/or si ngle -bit erro r report ing (see T able 13[...]

  • Page 13

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 13 Err ata Nomina ll y , the emu l mult iplie s two 32-bit opera nds to produ ce a lo ng ordi nal (64-b it) res ul t stor ed in tw o a d ja cent re gi st ers . W he n th e er rat a oc cur s, th e l ow -o rd er r e gist er re ce iv es th e c o rre ct v al ue, but th e high-or der r[...]

  • Page 14

    Specification Ch anges 14 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate Specifi cation C hange s 1. Su m m ar y o f th e Inte l® 80 30 2 I /O Pro ce ss or Problem: The Intel ® 80302 I/O processo r is based on the A-2 stepp ing of the Inte l® 803 03 I/O processor . The 80302 I/O proc essor is ide ntica l to th e 80303 I/O pr[...]

  • Page 15

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 15 Specification Cl arif ications Specification Cla rifications 1. E CC is A lways En abl ed Problem : ECC is always ena ble d, there fore d o not desi gn an Int el® 80303 I/O proces s or based produ ct without ECC im pl emented, thi s ca use s severe syste m errors. On the Intel[...]

  • Page 16

    Specification Cl arifications 16 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate 6. SREQ64# Functionalit y Problem: Ther e is an SREQ64# func tional ity dif f erenc e between th e A-1 and A-2 steppin gs of the 80303 I/O pr oce s sors. (This funct ional ity is also on the 80302 si nce it is base d on the A-2 steppi ng.) During th[...]

  • Page 17

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 17 Documentation Chan ges Documentat ion Ch anges 1. Tit le Page re v ision number Issue: Manual indi cates Re visi on 0.5. Implic ation: This type of re vision n umberi ng is not used wi th publ ishe d docume nts. Re fer to the Document Number 272353-0 01. The exte nsion -001 is [...]

  • Page 18

    Documentation Chang es 18 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate 3. Figure 13-22 on pg 1 3-40 did n ot print c orrectly Problem: Figure 13-22 on pg 13-40 di d not prin t corr ectly . Workaround: Repl ace Figure 13-22 with the foll owing: Affected D ocs: Int e l ® 80303 I/O Pr ocess or Deve lope r ’ s M anual. 4. Figu[...]

  • Page 19

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 19 Documentation Chan ges 5. Figure 1 5-2 on pg 15- 3 did not pri nt correc tly Problem : Fig ure 15-2 on pg 15-3 did not pri nt correctl y . Workaround: Repla ce Figure 15-2 with the followi ng: Affected Docs: Intel ® 80303 I/O Pr ocessor Dev eloper’ s Manual. A6490-01 PCI Mas[...]

  • Page 20

    Documentation Chang es 20 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate 6. Incorr ect V e ndor ID i n A TU register Problem: The value for the V endor ID register (A TUVID) i s incorre ct . Workaround: Repl ace T able 15-28 on page 15-6 0 with the following tabl e: Affected D ocs: Int e l ® 80303 I/O Pr ocess or Deve lope r ?[...]

  • Page 21

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 21 Documentation Chan ges 8. T abl e 24 -4 o n p g 24- 8 i s inc or re ct Problem : T able 24-4 on pg 24-8 is in corre c t. Workaround: Repla ce T a ble 24-4 with th e followin g t abl e: T a ble 24-4. Intel ® 80303 I/O P rocessor Boun dary Scan Reg ister Bit O rder (S heet 1 of [...]

  • Page 22

    Documentation Chang es 22 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate "42 (B C _1 , *, c on trol , 1)," & "43 (B C_1 , i_r st z, outp ut3 , X, 1 1 1, 1, Z ) ," & "44 (C B SC _1, GP IO (3) , bi di r , X , 45, 1, Z) ," & "45 (B C _1 , *, c on trol , 1)," & "46 (C B S[...]

  • Page 23

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 23 Documentation Chan ges "89 (B C_1, dcl k(0) , output 3, X , 1 1 1, 1, Z), " & "9 0 (BC_ 1, dc lk o ut, out pu t3, X, 1 1 1, 1, Z ) ," & "91 ( CBS C _1, d q(35 ), bi dir , X, 95 , 0, Z)," & "92 ( CBS C _1, d q(0) , bidi r , X, 93, 0[...]

  • Page 24

    Documentation Chang es 24 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate "13 6 ( B C_1 , scez (1 ), outp ut3 , X, 205, 1, Z) ," & "13 7 ( B C_1 , sdqm (5 ), out put 3, X, 20 5, 1, Z) ," & "13 8 ( B C_1 , sdqm (1 ), out put 3, X, 20 5, 1, Z) ," & "13 9 ( B C_1 , scez (0 ), outp ut3 [...]

  • Page 25

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 25 Documentation Chan ges "18 3 (C B SC_1 , d q( 54) , bidi r , X , 204, 0, Z)," & "18 4 (C B SC_1 , d q( 55) , bidi r , X , 204, 0, Z)," & "18 5 (C B SC_1 , d q( 25) , bidi r , X , 201, 0, Z)," & "18 6 (C B SC_1 , d q( 26) , bidi r ,[...]

  • Page 26

    Documentation Chang es 26 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate "2 30 (C BS C_1, s_a d( 56) , bid ir , X, 322 , 0, Z ), " & "2 31 (C BS C_1, s_a d( 57) , bid ir , X, 322 , 0, Z ), " & "2 32 (C BS C_1, s_a d( 55) , bid ir , X, 322 , 0, Z ), " & "2 33 (C BS C_1, s_a d( 60) ,[...]

  • Page 27

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 27 Documentation Chan ges "27 7 (CB SC_1 , s_f rame z, bidi r , X, 278, 0, Z), " & "2 78 ( BC_ 1, *, con tr ol, 0) ," & "2 79 ( CBS C_ 1, s _dev se lz , bid ir, X , 280 , 0 , Z )," & "2 80 ( BC_ 1, *, con tr ol, 0) ," & "[...]

  • Page 28

    Documentation Chang es 28 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate "3 24 (BC_ 1, * , cont ro l, 0), " & "3 25 (BC_ 1, * , cont ro l, 0), " & "3 26 (BC_ 1, * , cont ro l, 0), " & "3 27 (BC_ 1, * , cont ro l, 0), " & "3 28 (BC_ 1, * , cont ro l, 0), " & &[...]

  • Page 29

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 29 Documentation Chan ges "37 1 (CB SC_1 , p_st opz, bi dir , X, 373, 0, Z), " & "372 (CBSC_ 1, p_trdyz, bidir , X, 373, 0 , Z )," & "3 73 ( BC_ 1, *, con tr ol, 0) ," & "374 (CBSC_ 1, p_ de v selz , bidi r , X, 373, 0, Z), " &am[...]

  • Page 30

    Documentation Chang es 30 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate Affected D ocs: Int e l ® 80303 I/O Pr ocess or Deve lope r ’ s M anual. "4 17 (C BS C_1, p_ad( 59) , bid ir , X, 449 , 0, Z ), " & "4 18 (C BS C_1, p_ad( 61) , bid ir , X, 449 , 0, Z ), " & "4 19 (C BS C_1, p_ad( 57) , [...]

  • Page 31

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 31 Documentation Chan ges 9. Figure 2 5-1 on pg 25- 1 has incorre ct dat a Problem : The Int erna l bus in dia gram shows 66 MHz bus speed. The act ual bus spe ed is 100 MHz Workaround: Repla ce Figure 25-1 with the followi ng: Affected Docs: Intel ® 80303 I/O Pr ocessor Dev el o[...]

  • Page 32

    Documentation Chang es 32 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate 1 1. Figure 25-2 on pg 2 5 -2 did not p rint corre ctly Problem: Figure 25-2 o n pg 2 5-2 did not p rint c orrect ly . Workaround: Repl ace Figure 25-2 wit h the follo w ing: Affected D ocs: Int e l ® 80303 I/O Pr ocess or Deve lope r ’ s M anual. 12. T[...]

  • Page 33

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 33 Documentation Chan ges 13. S ecti on 1.2. 2 on p a ge 1- 2 h as i nco rre ct da t a Problem : The second s ent ence of the first parag raph is incorr ec t. It states the Int ernal Bus operat es at 66 MHz. It is ac tuall y 100 MHz. Workaround: Change the second sentence to t he [...]

  • Page 34

    Documentation Chang es 34 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate 17. Secti o n 13 .2 .4 . 3 o n page 13 -30 has i n co r r ec t d ata Problem: The firs t sentence in correctly sta te s, 'If enabl ed '. ECC is always ena bled on the 80303 I/O pr oce ssor , it i s not optio nal. Workaround: Remove 'If enabl[...]

  • Page 35

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 35 Documentation Chan ges 20. T able 8- 17 o n pag e 8 -38 ha s i n co r r ec t d ata Problem : The bit loc ations for Exter nal Inter rupt 5 are incorre ctly shown as bit s '9:4' . It should be '7 :4'. Workaround: Repla ce T able 8-1 7 with th e foll owing: Af[...]

  • Page 36

    Documentation Chang es 36 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate 24. T a b le 8-1 5 on page 8- 36 n e eds c la r if ic ati o n Problem: ICON.10 , Global Interru pt Enable bit , does not st at e what b it va lue enable s interrupt s. Workaround: Add this senten ce to the bit descript ion, 'A ' 0' will gl o[...]

  • Page 37

    In tel ® 80303 and 80 302 I/O Pr ocessor s Speci fi ca tion Updat e 37 Documentation Chan ges 26. Sect ion 13 . 2. 4. 3, F i rs t Pa rag r ap h af ter T a b l e 13 -13 h as I n cor r ec t D ata Problem : First sente nce inc orre ct ly stat es error type s for corrected T a ble 13-13: ... If dec oding the synd rome indicate s a do uble -bit or nibb[...]

  • Page 38

    Documentation Chang es 38 Inte l ® 803 03 and 80302 I/O Pro cessors Spec ificat i on Upd ate 32. Secti on 4.5.2 on p age 50 is only corre c t for A-0 and A-1 ste ppings Problem: The se cond sen tence in Note 7 stat es, ‘S _REQ64# i s deasse rted one P_CL K after t he deasse rti on of S_R ST#’. Thi s statement is not corre ct for the A-2 steppi[...]