Hi there,
You need a device tree. The defaut one is arch/powerpc/boot/dts/mpc836x_mds.dts. You need the DTC (Device Tree Compiler) from here http://jdl.com/git_repos/?p=dtc.git;a=summary. This should be enough to give you some reading pointers. Cheers, Emil. > -----Original Message----- > From: > [EMAIL PROTECTED] > rg > [mailto:linuxppc-embedded-bounces+emilian.medve=freescale.com@ > ozlabs.org] On Behalf Of ?? > Sent: Thursday, November 01, 2007 10:09 PM > To: linuxppc-embedded@ozlabs.org > Subject: The question about the fail at the begin of linux on > MPC8360E. > > Hi,friends, > Thanks. > > We boot the linux-2.6.22 on MPC8360 board, it failed, follow > is the output > information. we just only success on linux-2.6.11, but fail > on linux-2.6.19 and > linux-2.6.22. Both 2.6.19 and 2.6.22 are failed on same > position,please see follow > information. linux-2.6.19 and linux-2.6.22 are come from BSP > of freescale. I used > the u-boot-1.2.0 that compiled by myself. We guess that maybe > we did not setup the > bootargs parameter on u-boot rightly or maybe the DDR-I > hardware circuit design is > not good enough. > > If the reason is the bootargs parameter, could you tell me > what is the right > bootargs for linux-2.6.19 and linux-2.6.22? > > If the reason is the DDR, I want to boot the linux on my > SDRAM chip,kick off the > DDR, my SDRAM located on the address of F0000000~F3FFFFFF, > total 64MB. How can I > modify the source code of linux to re-map it and ramdisk and > others to my SDRAM > chip space? > > > Follow is the fail information: > => bootm 0c000000 0e000000 > ## Booting image at 0c000000 ... > Image Name: Linux-2.6.22 > Image Type: PowerPC Linux Kernel Image (gzip compressed) > Data Size: 1333681 Bytes = 1.3 MB > Load Address: 00000000 > Entry Point: 00000000 > Verifying Checksum ... OK > Uncompressing Kernel Image ... OK > ## Loading RAMDisk Image at 0e000000 ... > Image Name: uboot ext2 ramdisk rootfs > Image Type: PowerPC Linux RAMDisk Image (gzip compressed) > Data Size: 3589813 Bytes = 3.4 MB > Load Address: 00000000 > Entry Point: 00000000 > Verifying Checksum ... OK > Loading Ramdisk to 0fc3e000, end 0ffaa6b5 ... OK > > > _______________________________________________ > Linuxppc-embedded mailing list > Linuxppc-embedded@ozlabs.org > https://ozlabs.org/mailman/listinfo/linuxppc-embedded > _______________________________________________ Linuxppc-embedded mailing list Linuxppc-embedded@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-embedded
