From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <396D419D.F616A8DA@m2tech.co.nz> Date: Thu, 13 Jul 2000 16:12:13 +1200 From: ben bodley MIME-Version: 1.0 To: xuwentao@cn.ibm.com CC: mailing list Subject: Re: Why eth0 does not work References: <4825691B.00152176.00@d73mta06.au.ibm.com> Content-Type: text/plain; charset=us-ascii Sender: owner-linuxppc-embedded@lists.linuxppc.org List-Id: xuwentao@cn.ibm.com wrote: > Currently I only modify ppc4xx_pic_init() to init IRQ 20 and 26, which is > used by > ttys00 and eth0. That error occurs because my CPU is a ppc401 not a 405gp. > > I have exported /opt/hardhat/devkit/ppc/8xx/target_ftest4 according > instructions from > mvista. The output is broken into 2 lines. > > BTW, I disabled the loopback in the config file, and the msg "lo is down' > still > appears. > > I start the tcpdump at the server, I found that the server recieved many > ARP packets > issued from the linux box(7.1.1.5) looking for the server(7.1.1.21). It > seems that > the box can not resolve 7.1.1.21 (can not read MAC addr, as Ben said). > > Xu Wentao > IBM China Research Lab > Tel: (86-10) 62986677-216 > Internet: xuwentao@cn.ibm.com if you could send the tcpdump output that would help.. dont worry about the 'device lo is down' message, it wont effect any of your ethernet work.. i think you will need to modify the board info struct, and get the proper mac address from it.. maybe what is happening is you are configuring linux to use a mac address different than the actual hardware setting?? also, have you set the io pins correctly?? the stb chip needs a lot of gpio setting up to work properly.. you also need to configure the xilinx fpga's to select input from the ethernet mac, etc.. cheers, ben -- /\\------------------------------------------------------------------ :::::::::::..ben.b..m2technologyltd.nz..64.9.4448307.130..::::::::::: ** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/