Date: Fri, 17 Oct 2014 10:45:15 +0200 (CEST) From: Gilles DALMAS <gdalmas@wanadoo.fr> To: Ganbold Tsagaankhuu <ganbold@gmail.com> Cc: "freebsd-arm@freebsd.org" <freebsd-arm@freebsd.org> Subject: Re: kernel debugger on cubietruck Message-ID: <1486126360.7756.1413535515292.JavaMail.www@wwinf1c10> In-Reply-To: <CAGtf9xO4x4%2BHaHn1DTJEoeM5LULMshnktWTQiO-pw_bMcxujig@mail.gmail.com> References: <568188637.10901.1411218668061.JavaMail.www@wwinf1p20> <CAP=KkTwhRpJRW8jTLCjYRf55RLc-xSi%2BFCEBd5WHpU0hn-bUmQ@mail.gmail.com> <1886035707.11136.1411219513483.JavaMail.www@wwinf1p20> <CAGtf9xNnNavZLsSkTEpku187z7cCA%2BtgmXNODa3UQJZ4Kncqcg@mail.gmail.com> <284420224.12277.1411223197278.JavaMail.www@wwinf1p20> <CAGtf9xO4x4%2BHaHn1DTJEoeM5LULMshnktWTQiO-pw_bMcxujig@mail.gmail.com>
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Hi, I just saw this page of "man" on the website of freebsd, could she could no= t solve the problem of GMAC driver? http://www.freebsd.org/cgi/man.cgi?query=3Dgem&sektion=3D4 > Message du 20/09/14 16:30 > De : "Ganbold Tsagaankhuu"=20 > A : "Gilles DALMAS"=20 > Copie =C3=A0 : "freebsd-arm@freebsd.org"=20 > Objet : Re: kernel debugger on cubietruck >=20 > > > On Sat, Sep 20, 2014 at 10:26 PM, Gilles DALMAS wrote: > > i comment emac line from : >=20 > # Ethernet > device=C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 loop > device=C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 ether > device=C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 mii > device=C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 smscphy > #device =C2=A0=C2=A0=C2=A0 cpsw > device=C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 bpf >=20 > device=C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 emac >=20 > # USB ethernet support, requires miibus > device=C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 miibus > =C2=A0 > and re run the compilation ? > Just build kernel only and try. > Ganbold > =C2=A0 > =C2=A0 > no need to re created the sd card ? just the USB flash ? > =C2=A0 > Message du 20/09/14 16:09 > > De : "Ganbold Tsagaankhuu"=20 > > A : "Gilles DALMAS"=20 > > Copie =C3=A0 : "freebsd-arm@freebsd.org"=20 > > Objet : Re: kernel debugger on cubietruck > >=20 > > > > > > On Sat, Sep 20, 2014 at 9:25 PM, Gilles DALMAS wrote: > > I did not know much about debug kernel, but when I pass the trace command, = I get: > >=20 > > db> trace > > Tracing pid 0 tid 100000 td 0xc08ba870 > > db_trace_self() at db_trace_self > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 pc =3D 0xc04eba6c=C2= =A0 lr =3D 0xc0232780 (db_hex2dec+0x4d8) > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 sp =3D 0xc08e5750=C2= =A0 fp =3D 0xc08e5768 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r10 =3D 0xc08ba1c4 > > db_hex2dec() at db_hex2dec+0x4d8 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 pc =3D 0xc0232780=C2= =A0 lr =3D 0xc02320f0 (db_command_loop+0x2fc) > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 sp =3D 0xc08e5770=C2= =A0 fp =3D 0xc08e5810 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r4 =3D 0x00000000=C2= =A0 r5 =3D 0x00000000 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r6 =3D 0x00000063 > > db_command_loop() at db_command_loop+0x2fc > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 pc =3D 0xc02320f0=C2= =A0 lr =3D 0xc0231e54 (db_command_loop+0x60) > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 sp =3D 0xc08e5818=C2= =A0 fp =3D 0xc08e5828 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r4 =3D 0xc0528609=C2= =A0 r5 =3D 0xc0540c1c > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r6 =3D 0xc08ba1b0=C2= =A0 r7 =3D 0xc08e5a48 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r8 =3D 0x00000001=C2= =A0 r9 =3D 0xc05d2918 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r10 =3D 0xc0615aa4 > > db_command_loop() at db_command_loop+0x60 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 pc =3D 0xc0231e54=C2= =A0 lr =3D 0xc023481c (X_db_symbol_values+0x250) > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 sp =3D 0xc08e5830=C2= =A0 fp =3D 0xc08e5950 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r4 =3D 0x00000000=C2= =A0 r5 =3D 0xc08ba1bc > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r6 =3D 0xc0615ac8 > > X_db_symbol_values() at X_db_symbol_values+0x250 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 pc =3D 0xc023481c=C2= =A0 lr =3D 0xc0352c88 (kdb_trap+0x15c) > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 sp =3D 0xc08e5958=C2= =A0 fp =3D 0xc08e5978 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r4 =3D 0x00000000=C2= =A0 r5 =3D 0x00000005 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r6 =3D 0xc0615ac8=C2= =A0 r7 =3D 0xc08e5a48 > > kdb_trap() at kdb_trap+0x15c > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 pc =3D 0xc0352c88=C2= =A0 lr =3D 0xc050138c (data_abort_handler+0x680) > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 sp =3D 0xc08e5980=C2= =A0 fp =3D 0xc08e5998 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r4 =3D 0xc08e5a48=C2= =A0 r5 =3D 0x00000005 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r6 =3D 0x600001d3=C2= =A0 r7 =3D 0x00000000 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r8 =3D 0x00000013=C2= =A0 r9 =3D 0xc08e5a48 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r10 =3D 0x00000001 > > data_abort_handler() at data_abort_handler+0x680 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 pc =3D 0xc050138c=C2= =A0 lr =3D 0xc0501134 (data_abort_handler+0x428) > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 sp =3D 0xc08e59a0=C2= =A0 fp =3D 0xc08e5a40 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r4 =3D 0xc08e5eb0=C2= =A0 r5 =3D 0xc08ba870 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r6 =3D 0xc08ba548=C2= =A0 r7 =3D 0x00000005 > > data_abort_handler() at data_abort_handler+0x428 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 pc =3D 0xc0501134=C2= =A0 lr =3D 0xc04ed754 (exception_exit) > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 sp =3D 0xc08e5a48=C2= =A0 fp =3D 0xc08e5ab0 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r4 =3D 0xc3b49f00=C2= =A0 r5 =3D 0xc3b4a080 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r6 =3D 0xc3b4a0b8=C2= =A0 r7 =3D 0x00000000 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r8 =3D 0xc056b038=C2= =A0 r9 =3D 0xc3ae1700 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r10 =3D 0xc05d4930 > > exception_exit() at exception_exit > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 pc =3D 0xc04ed754=C2= =A0 lr =3D 0xc024e0f0 (mii_phy_flowstatus+0x2080) > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 sp =3D 0xc08e5a98=C2= =A0 fp =3D 0xc08e5ab0 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r0 =3D 0x00000000=C2= =A0 r1 =3D 0xc0547c85 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r2 =3D 0x00000072=C2= =A0 r3 =3D 0x00000008 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r4 =3D 0xc3b49f00=C2= =A0 r5 =3D 0xc3b4a080 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r6 =3D 0xc3b4a0b8=C2= =A0 r7 =3D 0x00000000 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r8 =3D 0xc056b038=C2= =A0 r9 =3D 0xc3ae1700 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 r10 =3D 0xc05d4930 r12 =3D 0= x00000000 > > strcmp() at strcmp+0x4 > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 pc =3D 0xc03d7604=C2= =A0 lr =3D 0xc024e0f0 (mii_phy_flowstatus+0x2080) > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 sp =3D 0xc08e5a98=C2= =A0 fp =3D 0xc08e5ab0 > > Unwind failure (no registers changed) > > > > Please try without=C2=A0emac=C2=A0driver. MII in Cubietruck=C2=A0could be d= ifferent. > > > >=20 Ganbold > >=20 > >=20 =C2=A0 > >=20 > >=20 > > =C2=A0 > >=20 > > > Message du 20/09/14 15:13 > > > De : "Boris Astardzhiev" > > > A : "Gilles DALMAS" > > > Copie =C3=A0 : freebsd-arm@freebsd.org > > > Objet : Re: kernel debugger on cubietruck > > > > > > > > > Hi, > >=20 > > > As far as I see strcmp() is passed a NULL pointer, try issuing a back= trace to get the exact place of calling. > >=20 > > > Regards > >=20 > >=20 On Sep 20, 2014 4:11 PM, "Gilles DALMAS"=C2=A0 wrote: > >=20 > > hi, > > > > > > =C2=A0 > > > > > > I would compile freebsd for it run on a cubietruck. For this I used t= he wiki page: https://wiki.freebsd.org/FreeBSD/arm/Cubieboard using option = confifuration "CUBIEBOARD2." everything goes well, but starting on the "tru= ck", I get this message: > > > > > > =C2=A0 > > > > > > vm_fault(0xc08bab80, 0, 1, 0) -> 1 > > > Fatal kernel mode data abort: 'Translation Fault (S)' > > > trapframe: 0xc08e5a48 > > > FSR=3D00000005, FAR=3D00000000, spsr=3Da00001d3 > > > r0 =3D00000000, r1 =3Dc0547c85, r2 =3D00000072, r3 =3D00000008 > > > r4 =3Dc3b49f00, r5 =3Dc3b4a080, r6 =3Dc3b4a0b8, r7 =3D00000000 > > > r8 =3Dc056b038, r9 =3Dc3ae1700, r10=3Dc05d4930, r11=3Dc08e5ab0 > > > r12=3D00000000, ssp=3Dc08e5a98, slr=3Dc024e0f0, pc =3Dc03d7604 > > > > > > [ thread pid 0 tid 100000 ] > > > Stopped at=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 strcmp+0x4:=C2=A0=C2=A0=C2= =A0=C2=A0 ldrb=C2=A0=C2=A0=C2=A0 r3, [r0] > > > > > > > > > > > > where is the problem please ? > > > > > > _______________________________________________ > > > freebsd-arm@freebsd.org mailing list > > > http://lists.freebsd.org/mailman/listinfo/freebsd-arm > > > To unsubscribe, send any mail to "freebsd-arm-unsubscribe@freebsd.org= " > >=20 > > _______________________________________________ > > freebsd-arm@freebsd.org mailing list > > http://lists.freebsd.org/mailman/listinfo/freebsd-arm > > To unsubscribe, send any mail to "freebsd-arm-unsubscribe@freebsd.org" > > >
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