Date: Mon, 22 Jan 2001 16:24:07 -0600 From: "Steve Shoecraft" <sshoecraft@safepages.com> To: "'Nicolas Souchu'" <nsouch@alcove.fr> Cc: "'John Baldwin'" <jhb@FreeBSD.org>, "'Donald J . Maddox'" <dmaddox@sc.rr.com>, <freebsd-hackers@FreeBSD.org> Subject: RE: more info about: odd result of pci_read_config Message-ID: <000001c084c2$09e1f8e0$26cadacf@max.home.org> In-Reply-To: <20010122174822.D30873@ontario.alcove-int>
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[-- Attachment #1 --] > -----Original Message----- > From: owner-freebsd-hackers@FreeBSD.ORG > [mailto:owner-freebsd-hackers@FreeBSD.ORG]On Behalf Of Nicolas Souchu > Sent: Monday, January 22, 2001 10:48 AM > To: Steve Shoecraft > Cc: 'John Baldwin'; 'Donald J . Maddox'; freebsd-hackers@FreeBSD.org > Subject: Re: more info about: odd result of pci_read_config > > > On Mon, Jan 22, 2001 at 04:05:31AM -0600, Steve Shoecraft wrote: > > > My viapm driver is a kmodule. Could it be that > PCI_READ_CONFIG is not > > > correctly resolved and returns ENXIO which is 0x6? > > > > That's exactly whats going on here. Have you turned on > BUS_DEBUG (or mebbe > > DEBUG_BUS) in /kern/subr_bus.c ? > > Not yet. I will then. > > > > > Also, I have a userland app that loads and runs your kernel > module - it > > makes it alot easier to debug this kinda stuff. Even does > device file I/O. > > If you want, you can check it out. > > Thanks, where? > I've included it as an attachment (very small -- only 14k). I forgot to add in the readme file you need to create the test device: cd /dev mknod test0 c 252 0 Once you get it running, you can enable the output of the newbus debug code by editing mod/test_bus.c and setting DEBUG to 1. You'll have to re-install testmod before your changes will take effect (the testmod program loads testmod.ko from /modules). - Steve > -- > Nicolas.Souchu@alcove.fr > Alcve - Open Source Software Engineer - http://www.alcove.fr > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-hackers" in the body of the message > [-- Attachment #2 --] Zl: <kwH^N#Ǚ:Ë㜙VH h 7VU^ dn9,:]]U]R`o{Z,vTWGju1*?o,]c?x<U~{} c=߈ZjZE_UaVFd/\{[8U =~*ƻv ٬uӭGVNkWe/WgM w3{#)ʶcBGU^x<}[u|>O#hc?ޔ߄3ztcAkogvX]<zdY\Q;MX>13ܻVX= uX,9满gr0G6v{;2ף_7$0mHCaق{s;]S#?fL:H>RA9Z^g8ta@sdEȽ"$alL 3ÞsuĪ ÔF"AV}Yhdf8N`DBF=ۘÐp \h:{{,f>@aկ>wՠ?QסO?aֺtֹlk@݁u=WPaހ6j*&cVq3 >@AٽCe?Wz]^/{:Qf55ѮkV@`Zv;LiY$VBxj9]tµ_nZВz"ꭿ_A%(Djz~m+>UAyAmp5h^#) ZvO']-Ϯtu~r%$t{a$fQ>>VG]蠽 jW XmVzcMp~_@mc_l65tQc浆0tM;_5.,+^cc6bXxO@?r؝k[`?iGt㌨PF">!VE Iehcu [<^@4oM> '2.nG7Gwg[1Jq;Y)Kw$;|Ɯr$ ̀-L{3YzIW{W&Bl~uգAU Pݬ˵6&rs[l8uvuaEo&""hGpۙB{Pq(i} YtՍoo{?7nw̝Y!.>Rϫ z{MЛE 9 ϝVSkxSr~yCJ `%[DT0mHlH* w5)K-$dw8doc2HE&a D14]q!ʀޟ/nnQ4As1~/eUDTiҪ1;;ISveQD:X_;{S Ќ/%Ob|lO]UUzzGjUB&otﲡ=ny\vGs0>g4~9`3 LwEpOV vȔmjb`2r8u1lk 3Q [[[v0`0z:0~T@,4@+p^b.l%)^'-)_xVxæyv* -I+'xh[VǕCն|Ǝ_~a^8>h6nnn 3$侏L,K$*_MUZ:PߞJm{i\J;pE8JKJnѢ *tm閠BM7XUXV^KLR;jzVb1qOX+y5D <Idmr%Q;zd=xzb4r[0[[PJXsj/`!ԝqXN:c!3' !G\+`8hDlLsAUm Nc6{~ТX!a1E} 0).5'Tf9s TT "("Ѡ؞@b3Da@S쀷TMrjԀYEÂCcv B!hѬW>U,?VuHds+ЫxsbNACω\Z2FGԐ~\?srW:+{s/4]TJhv?YAu S'$!xs%_")U;M`<hVj)2!bG3Xm}4J!bp|`8|Vj5aEͫ~_ju~שTrePu[זtUetU ,&O&.u\_¼;s`aU;#K4Sqd2qk1:=E<`L,u$dmg2Wl{H b{L^zyE|7J)VP76FGcޅXalccۀx@0+Q&]3fƣ{/.܇a{,pby2#;X-xum]vja17 =<3p7Y0X `urfsۃ~bIa$iWXR{E#L<(;Lwgr/ռnq52:gR_,;=F5g}yb/_K]YˢEOb U"X#~tCĕQЅx7*ž$ڞ ihVƒ'\!+Ӿ\yS*{zKN`gqWN@&[ä;ЮAl$LV-&hPO+'xg^;1sX^Co;e% l'Em)j/~9eY>0[-_6sδ V+F(lWM51jMdBG9#ͨ呃3[Zߢ!1lZY#8W FvJ҉D$ujLHkIpYCX$b<lᆤ C"5x6M]4 ;Ywk 3 .g*p&z\<Wr&IbБ;ܳM ˭Or,BG }<]\gT'c^]%*ȲJ^ĉȖT)[8EkKsx}0!2엋W)X9V 87<LL 9zRr%sƐ|h=Q%FakuPUu]NynHUJV &>\+Ay;_'߇"&cl?M?nMw>wD/|kSW1O#UMu$]Z??FeOYf`,_+a^N{dY+ٝsÜB셐3@i%2=3=BRG9KƦ*N1]R!`(1R]=Q)Ϭ"(jMmsL 0KRp7P:0<wEy҄?PR[4V@V#+*1D0G6^L*\.D5onMwVJ1`d|_ 4Q2衘TC ߱Y2Hy`_[,c%J~Vuht*C&Y5[C];gJ˘t(_0~1Xli->,8ZIɯz| ?);Dwƞ^0C<e3q@B0 zfá0 wVʧf^➽(A0,x(8qR8f,0Tax\5p`X"절'9FSbKEEƔzP/_&<t 7=!<H~0a`%&ݰ,o>gSiďI:b0EFsjrߊfI3l]4SX|.媷i3^Ԗ],Go,>e>X\Y{Bxhv{! %6&fDŽn'xKӊ2`N )w}<~<e:,XiĞSpbzZQ5x: Tැ:NO+$c7*=[J5,6ssN^P>LB~-2 gď$ F꣸>uQX )#|x$zF`f.Xp" y2i**YEdS q6ՎkQJ&F)}mb:*5KQDFE:&h%j@tgoH>/)o7GNPBdPϕ깉zs3O9J<L"{Πh`9 bx*kðSD}=f*5ڽƯT ;gZob5XB 41yzr1>л"InZ*`YQ,)[aàSAwD[RBǰ&X' }>rcqПZ.r0GNws.~~Ǐ^"R>w[ʼS=G ;vD=Rbl_hڑpqG^I~nH[Ȥ %bv)X\,LJ&&:MI# 悿$3 -b\yRXkLS½a(~XAQ&p] |UJ')ʀh.S@%ѮYXvrԟ"PA&=ʚP ҅O(1@)O4H^Z+o$TV߆w<jkڰ4w)ʱ-ER? 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