Sir, thank you very much, what you said is very right,fix ppcboot just like you said,and the proplem disappear! thank you again! ----- Original Message ----- From: "Dave Ellis" <[EMAIL PROTECTED]> To: "'zhongqx'" <zhongqx at guoguang.com.cn> Cc: <linuxppc-embedded at lists.linuxppc.org> Sent: Wednesday, September 18, 2002 4:20 AM Subject: RE: Why FEC and SCC1 can not work at the same time?
> On Tuesday, September 17, 2002 zhongqx wrote: > > Now I meet a new problem! it is very strange! > > I want to use FEC(100M) and SCC1(10M) interface,but they can > > not work together. > > When I use ppcboot with CONFIG_SCC1_ENET defined , boot > > linux ,then SCC1 is ok,when I ping FEC (I config it ip > > address is 192.168.2.221) it displayed messaged "time out". > > When I use ppcboot with CONFIG_FEC_ENET defined, boot > > linux ,then FEC is ok, when I > > ping SCC( I config it ip address is 192.168.1.198) it > > displayed messaged also "time out". > > For FADS PPCBoot sets up both BCSR1 and BCSR4 in cpu/mpc8xx/scc.c. > In Linux 2.4.18 only BCSR1 is configured in arch/ppc/8xx_io/enet.c > Maybe configuring BCSR4 in enet.c would help. ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
