Re: [U-Boot] Booting zImage from UBOOT

2013-03-21 Thread Ritu Sharma
Thanks for the info. But I checked the version supported by the vendor of board does not have bootz command implemented. And I am just a user for UBOOT. Thus could anyone just let me know that the hack I am using is correct and if I jump at offset 0x40 in uImage then it is equilant of using zImag

Re: [U-Boot] Booting zImage from UBOOT

2013-03-20 Thread Fabio Estevam
On Wed, Mar 20, 2013 at 6:02 PM, Stephen Warren wrote: > On 03/20/2013 01:27 PM, Ritu Sharma wrote: > ... >> I read that uImage is nothing more than (64byte header + zImage). I've been >> studying decompression code so it suited me to tweak UBOOT code to boot >> zImage rather than writing my own b

Re: [U-Boot] Booting zImage from UBOOT

2013-03-20 Thread Stephen Warren
On 03/20/2013 01:27 PM, Ritu Sharma wrote: ... > I read that uImage is nothing more than (64byte header + zImage). I've been > studying decompression code so it suited me to tweak UBOOT code to boot > zImage rather than writing my own bootcode. Just a small modification in > do_bootm_linux function

[U-Boot] Booting zImage from UBOOT

2013-03-20 Thread Ritu Sharma
I've been framing this mail for quite some time trying to sort all issues myself by googling for info. I learnt a lot in the process by doing it and verify it myself, using my openocd jtag and Samsung based mini2440 board. I read that uImage is nothing more than (64byte header + zImage). I've been