Fix more breakage from r828:
For some reason, QEMU/Sparc32 does not set FW_CFG_CMDLINE_SIZE, so
we have to use FW_CFG_KERNEL_CMDLINE instead.
Setup romvec obp_arg.argv[1] and "boot-file" property.
Remove obsolete command line setup code from obio.c.
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
git-svn-id: svn://coreboot.org/openbios/trunk/openbios-devel@832 f158a5a8-5612-0410-a976-696ce0be7e32