Stephen,<br><br>> I don't know the AVNET 440GX eval board. Is it _identical_ to the IBM/AMCC<br>> Ocotea? If not you will most likely have no luck with this image. You will<br>> have to port Linux to this special board.
<br><br>yeah, sounds like. I was so optimistic that Linux is kind of primary OS for<br>any ppc board when I choosed this board :-)<br><br>I was just using the elf image, instead of uimage.<br>'6501A8C0.img' is refereing
zImage.img which is Linux elf image.<br>It looks to me that the bootelf command interprets ELF format corrently.<br><br>As you sugested, I also made uImage and used bootm to boot it.<br>But no luck. Here is the log.<br><br>
=> setenv bootargs "console=ttyS0,19200 console=/dev/ttyS0"<br>=> tftp 0x100000 uImage<br>Waiting for PHY auto negotiation to complete.. done<br>ENET Speed is 100 Mbps - FULL duplex connection<br>Using ppc_440x_eth2 device
<br>TFTP from server <a href="http://192.168.1.1">192.168.1.1</a>; our IP address is <a href="http://192.168.1.101">192.168.1.101</a><br>Filename 'uImage'.<br>Load address: 0x100000<br>Loading: #################################################################
<br> #################################################################<br> ######<br>done<br>Bytes transferred = 695605 (a9d35 hex)<br>=> bootm<br>## Booting image at 00100000 ...<br> Image Name: Linux-2.6.21-rc4
<br> Image Type: PowerPC Linux Kernel Image (gzip compressed)<br> Data Size: 695541 Bytes = 679.2 kB<br> Load Address: 00000000<br> Entry Point: 00000000<br> Verifying Checksum ... OK<br> Uncompressing Kernel Image ... OK
<br>(freeze at this point)<br><br>- Ken<br><br><div><span class="gmail_quote">On 3/23/07, <b class="gmail_sendername">Stefan Roese</b> <<a href="mailto:sr@denx.de">sr@denx.de</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
Ken,<br><br>On Thursday 22 March 2007 20:34, Ken Sakurai wrote:<br>> I'm trying to boot Linux on AVNET 440gx eval board but no luck so far.<br>> What I did are that I downloaded a plain 2.6.20 kernel from <a href="http://kernel.org">
kernel.org</a>,<br>> configured with 440GX, OCOTEA target (I'm not sure OCOTEA is correct<br>> target),<br><br>I don't know the AVNET 440GX eval board. Is it _identical_ to the IBM/AMCC<br>Ocotea? If not you will most likely have no luck with this image. You will
<br>have to port Linux to this special board.<br><br>> then loaded the kernel image via tftp and tried to boot with bootelf<br>> command.<br>> But I had no output message from Linux.<br>><br>> I suspected setting of Linux serial console. So I changed the kernel
<br>> parameter to<br>> "ttyS0,19200" which I suppose correct becuase this is the minicom setting.<br>> But still didn't work.<br>><br>> The board comes with u-boot 1.0.2 with some fixes. I'm checking the u-boot
<br>> source code (might be some hint in there) and the serial device<br>> initialization code in Linux.<br>><br>> Has anyone had experiece with Linux on AVNET 440GX board?<br>> Any advise would be appreciated !
<br><br>See below.<br><br>> -<br>> Ken<br>><br>> ------<br>><br>> => tftp<br>> Waiting for PHY auto negotiation to complete.. done<br>> ENET Speed is 100 Mbps - FULL duplex connection<br>> *** Warning: no boot file name; using '
6501A8C0.img'<br><br>Hmmmm. That's a strange image name. Normally you should boot the uImage file<br>from U-Boot.<br><br>> Using ppc_440x_eth2 device<br>> TFTP from server <a href="http://192.168.1.1">192.168.1.1
</a>; our IP address is <a href="http://192.168.1.101">192.168.1.101</a><br>> Filename '6501A8C0.img'.<br>> Load address: 0x100000<br>> Loading: #################################################################
<br>> #################################################################<br>> #################################<br>> done<br>> Bytes transferred = 832121 (cb279 hex)<br>> => bootelf<br>> Loading .text @ 0x01000000 (15316 bytes)
<br>> Loading .data @ 0x01004000 (700416 bytes)<br>> Clearing .bss @ 0x010af000 (8500 bytes)<br>> ## Starting application at 0x01000000 ...<br><br>And use the "bootm" command to boot the uImage.<br><br>
Best regards,<br>Stefan<br><br>=====================================================================<br>DENX Software Engineering GmbH, HRB 165235 Munich, CEO: Wolfgang Denk<br>Office: Kirchenstr. 5, D-82194 Groebenzell, Germany
<br>=====================================================================<br></blockquote></div><br>