Hope this helps: http://www.kernelport.org/kernelport/defines.html
Cheers... :) On Tue, Apr 17, 2012 at 7:10 PM, KARTHIK SEKURU <[email protected]>wrote: > Hi, > I'm doing kernel porting to arm926 based FPGA board,very minimal setup > (uart + timer only) > > Below are the details > > #define PLAT_PHYS_OFFSET 0x80000000 (with 128 MB SDRAM) > #define CONFIG_PAGE_OFFSET 0xc0000000 > > > Physical memory : 128MB (0x80000000 to 88000000) > > ZRELADDR = 0x80008000 > PARAMS_PHYS = 0x80000100 > INITRD_PHYS = 0x80800000 > > Kernel cmd line : mem=32M console=ttySAC0,115200 root=/dev/ram0 > rootfstype=cramfs init=/linuxrc initrd=0x80800000,8M user_debug=31 > > > > > > I am not using u-boot and doing all the required initializations through > trace32 cmm script. > > Through trace32 I am loading the zImage at 0x80008000.After this I am > getting the following error.. > > > > > > *Uncompressing Linux...* > > * * > > *uncompression error* > > * * > > * -- System halted* > > > > > > My doubt is … > > ZRELADDR in “Makefile.boot” is set to 0x80008000,i.e the start address of > the “decompressed zImage”.. > > And through cmm script I am also loading the “compressed zImage” at the > same location 0x80008000. > > Am I mentioning the source address and destination address as same.i.e the > compressed zImage and decompressed zImage address are same? Is that OK? > > > ZTEXTADDR: > > Start address of decompressor. Is it the address where i should > load "compressed zImage". ?? > > > > The “compressed zImage” is decompressed via the function > decompress_kernel(); > > > > Void decompress_kernel() > > { > > … > > … > > > > putstr("Uncompressing Linux..."); > > ret = do_decompress(input_data, input_data_end - input_data, > > output_data, error); > … > > … > > } > > I understand that the arguments going to the function do_decompress() ., > input_data,input_data_end and output_data are related to zImage address. > > Please help me in getting clear understanding about these arguments ?? > What does they mean exactly ?? > > > > > > Kindly help me in resolving this uncompression error. > > > > Karthik. > > > > > > > > > > _______________________________________________ > Kernelnewbies mailing list > [email protected] > http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies > >
_______________________________________________ Kernelnewbies mailing list [email protected] http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies
