Enable the debug flag on ucc_geth.c: there is the dmesg: ucc_geth_open: IN ucc_geth_startup: IN Machine check in kernel mode. Caused by (from SRR1=49030): Transfer error ack signal Oops: machine check, sig: 7 NIP: C0126910 XER: 20000000 LR: C01268D0 SP: CFD0DD80 REGS: cfd0dcd0 TRAP: 0200 Not tainted MSR: 00049030 EE: 1 PR: 0 FP: 0 ME: 1 IR/DR: 11 TASK = cfd0c000[398] 'ifconfig' Last syscall: 54 last math cfd0c000 last altivec 00000000 GPR00: 00000000 CFD0DD80 CFD0C000 00000000 00001032 CC10E000 C0247264 C04D1F74 GPR08: BA2E8BA3 D1000010 C01EE55C 00000000 48022228 100235F8 00000000 00000000 GPR16: 00000000 00000000 10020000 10020000 00009032 CFD0DE78 00000000 00000000 GPR24: FFFF8914 0000C000 C01D0000 CFD0DDB8 D1000000 C0586D20 C0269C20 00000000 Call backtrace: C0126890 C00D59D0 C00D761C C012F400 C0130DD4 C01746B4 C017712C C0127770 C004D8B0 C0005ABC 00000000 10001214 100023C4 0FEC4E00 00000000
On Tue, Oct 21, 2008 at 12:26 AM, mike zheng <[EMAIL PROTECTED]> wrote: > Oh, I forgot to metion just now. The linux is based on a custom built > kernel 2.4.22, not from Freescale. > > On 10/20/08, mike zheng <[EMAIL PROTECTED]> wrote: >> On 10/20/08, Kim Phillips <[EMAIL PROTECTED]> wrote: >> > On Mon, 20 Oct 2008 15:00:33 -0700 >> > "mike zheng" <[EMAIL PROTECTED]> wrote: >> > >> > > I have following kernel Oops when I run ifconfig to setup the UEC0 of >> > > MPC8360MDS board. There is no hardware problem, the UEC0 runs well >> > > under Uboot. >> > >> > does this occur on vanilla u-boot and kernel versions? if so, which >> > ones, and on what board revision? >> > >> The kernel Oops happened under Linux when I try to use "ifconfig" to >> setup the eth0. Under Uboot, the UEC0 works fine. I am able to do >> ping, tftp via the ethernet port. >> >> >> > > Call backtrace: >> > > C0126890 C00D59D0 C00D761C C012F400 C0130DD4 C01746B4 C017712C >> > > C0127770 C004D8B0 C0005ABC 00000000 10001214 100023C4 0FEC4E00 >> > > 00000000 >> > >> > might want to turn on verbose debugging while you're at it. >> >> Which flag shall I turned on? I am not formaliar to the network driver. >> Thanks! >> > >> > Kim >> > >> > _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev
