[Arm-netbook] http://rhombus-tech.net/allwinner_a10/a10_boot_process/

[lkcl luke]

2011/12/29 Henrik Nordström <henrik at henriknordstrom.net>:
> tor 2011-12-29 klockan 09:16 +0800 skrev Tom Cubie:
>
>> boot.axf is kind like an app of boot1, there is no asm code in boot.axf.
>> Boot1 may also run different boot.axf which do other things like quality
>> check or massive production. Usually boot.axf loads different OS loader.
>> For booting linux, boot.axf just loads the kernel and jumps to the
>> kernel entry before. But now we have u-boot, boot.axf loads u-boot,
>> u-boot loads kernel...
>
> So with u-boot available, is there any reason boot.axf is still needed?
>
> Do boot.axf do anything related to the hardware setup, or is it just a
> bootloader loading a linux kernel from the FAT partition?

 in other words, i think what you're asking is: could boot.axf (and
anything else) be entirely skipped, and the A10 CPU somehow just load
u-boot directly?

 l.