Hello All, I got this problem sorted out. I have changed the bootargs at u-boot to setenv bootargs root=/dev/ram rw console=uart,io,0xfe004500 Now i could boot the linux and login.
Thanks & Regards Sudheer sudheer wrote: >Hello all, > >I need help regarding the bootup of linux on MPC8360 MDS Board. > >After doing tftp the uImage from u-boot, with the bootm command the >kernel gets uncompressed and stops there. >The serial output from kernel could not be seen. > >Source being used: > uboot - U-Boot-1.1.3 > linux - Linux-2.6.11 supporting mpc8360epb. >board - MPC8360 MDS > >The dump is below: > >U-Boot 1.1.3 (ppc83xx-20050315-dev) (Dec 14 2005 - 09:37:59) MPC83XX > >Clock configuration: > Coherent System Bus: 264 MHz > Core: 528 MHz > QE: 396 MHz > Local Bus Controller: 264 MHz > Local Bus: 66 MHz > DDR: 264 MHz > DDR Secondary: 264 MHz > I2C: 264 MHz >CPU: MPC83xx, Rev: 20 at 528 MHz >Board: Freescale MPC8360EPB >I2C: ready >DRAM: > SDRAM on Local Bus: 64 MB > DDR RAM: 256 MB >FLASH: 16 MB >In: serial >Out: serial >Err: serial >Net: FSL GETH0 >Hit any key to stop autoboot: 0 >=> printenv >bootcmd=setenv bootargs root=/dev/nfs rw nfsroot=$serverip:$rootpath >ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netrramboot=setenv >bootargs root=/dev/ram rw console=$consoledev,$baudrate $othbootargs;tftp >$ramdiskaddr $ramdiskfile;tftp $loarnfsboot=setenv bootargs root=/dev/nfs >rw nfsroot=$serverip:$rootpath >ip=$ipaddr:$serverip:$gatewayip:$netmask:$hostname:$netrbootdelay=6 >baudrate=115200 >loads_echo=1 >ethaddr=00:04:9f:11:22:33 >eth1addr=00:E0:0C:00:7D:01 >hostname=unknown >loadaddr=200000 >netdev=eth0 >consoledev=ttyS0 >ramdiskaddr=400000 >ramdiskfile=ramfs.83xx >ethact=FSL GETH0 >filesize=2d030a >fileaddr=20000 >gatewayip=192.168.3.1 >netmask=255.255.255.0 >serverip=192.168.3.81 >bootfile=/tftpboot/vmlinux.gz >ipaddr=192.168.3.253 >stdin=serial >stdout=serial >stderr=serial > >Environment size: 1005/8188 bytes >=> setenv bootargs console=ttyS1 root=/dev/ram >=> tftp 200000 uImage_test >Auto negotiating done >switching to rgmii 100 >duplexity: full >mac speed set to: 100 >Using FSL GETH0 device >TFTP from server 192.168.3.81; our IP address is 192.168.3.253 >Filename 'uImage_test'. >Load address: 0x200000 >Loading: ################################################################# > ################################################################# > ################################################################# > ####### >done >Bytes transferred = 1033098 (fc38a hex) >=> bootm 200000 >## Booting image at 00200000 ... > Image Name: Linux-2.6.11.12 > Image Type: PowerPC Linux Kernel Image (gzip compressed) > Data Size: 1033034 Bytes = 1008.8 kB > Load Address: 00000000 > Entry Point: 00000000 > Verifying Checksum ... OK > Uncompressing Kernel Image ... OK > > CTRL-A Z for help |115200 8N1 | NOR | Minicom 2.00.0 | VT102 | Offline > >------------ >After Uncompressing kernel, nothing comes onto the minicom. >I have tried the console env in bootargs to ttyS0, ttyS1, ttyCPM0, ttyCPM1, >ttyUCC0. But could not succeed. > >Anyone Please help me in this regard. > >Thanks & Regards >Sudheer > > >_______________________________________________ >Linuxppc-embedded mailing list >Linuxppc-embedded at ozlabs.org >https://ozlabs.org/mailman/listinfo/linuxppc-embedded > > >