[U-Boot-Users] kernel parameters for ARM

"David Müller (ELSOFT AG)" d.mueller at elsoft.ch
Thu Jan 16 12:27:06 CET 2003


Robert Schwebel wrote:
> Hi, 
> I currently have the problem that on my PXA250 based board the kernel
> command line parameters from the u-boot environment variable "bootargs"
> are not actually transferred to the kernel. 
> When looking at the code in lib_arm/armlinux.c:do_bootm_linux() I'm
> wondering how the code is intended to work: the setup_commandline_tag()
> function puts some stuff in the 'params' structure, but I cannot see
> that this information is passed on to the kernel. The kernel call does
> only transfer the architecture number, and the only other thing which
> could do the job is cleanup_before_linux() (which doesn't do it). 

take a look a "parse_tags()" in "arch/arm/kernel/setup.c".


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