> Hi All, > > I am working on bringing up a PowerPC based board > with Linux 2.6 kernel (Board supoort package). > However, I am facing some problem with respect to > debugging. > > When I boot the board with the Linux kernel (BSP), > the board hangs after printing the following > information. > > >>>>>>>>>>>>>>>>>>>>>>> > > Network Loading from: /dev/enet0 > > Client IP Address = 192.168.4.38 > Server IP Address = 192.168.4.101 > Gateway IP Address = 192.168.4.253 > Subnet IP Address Mask = 255.255.255.0 > Boot File Name = developer.kdi > Load Address = 04000000 > Buffer Size = 2000000 > > Network Boot File Load Start - Press <ESC> to > Bypass, <SPC> to Continue > > > Bytes Received =&6141952, Bytes Loaded =&6141952 > Bytes/Second =&511829, Elapsed Time =12 Second(s) > > Boot Device =/dev/enet0 > Boot File =developer.kdi > Load Address =04000000 > Load Size =005DB800 > Execution Address =04000020 > Execution Offset =00000020 > > Passing control to the loaded file/image. > loaded at: 00800000 00DD8800 > zimage at: 008058E0 009933BB > initrd at: 00998000 00DD8800 > avail ram: 00400000 00800000 > > Linux/PPC load: console=ttyS0,9600 console=tty0 > root=/dev/sda2 > console=ttyS0,9600 root=/dev/ram rw > Uncompressing Linux...done. > Now booting the kernel > > > >>>>>>>>>>>>>>>>>>>>>. > > I am going through the source code to figure out the > problem, but unable to find out what is going wrong > here. > > Does anybody have any idea about the problem? Also, > is it possible to print some debug messages at this > point of booting? {Note that, in the early stage of > booting process the serial is initialized and all > the above mentioned messages (like Uncomressing > Linux, Now booting the kernel etc) are printed. And > immediately after printing the "now booting the > kernel message,the serial is closed. This code is in > uncompress_kernel() function in > arch/ppc/boot/simple/misc.c file). > > Can somebody help me with the above problem? > > Thank you, > > vinay hegde. >
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