[patch 30/33] PS3: Bootwrapper support.

Paul Mackerras paulus at samba.org
Tue Jun 19 16:44:39 EST 2007


Geoff Levand writes:

> This is from the comment the patch adds to the wrapper script.  I think
> it gives you what you need:
> 
> +ps3)
> +    # The ps3's loader supports loading gzipped binary images from flash
> +    # rom to addr zero. The loader enters the image at addr 0x100.  A
> +    # bootwrapper overlay is use to arrange for the kernel to be loaded
> +    # to addr zero and to have a suitable bootwrapper entry at 0x100.
> +    # To construct the rom image, 0x100 bytes from offset 0x100 in the
> +    # kernel is copied to the bootwrapper symbol __system_reset_kernel.
> +    # The 0x100 bytes at the bootwrapper symbol __system_reset_overlay is
> +    # then copied to offset 0x100.  At runtime the bootwrapper program
> +    # copies the 0x100 bytes at __system_reset_kernel to addr 0x100.

Yes, that is useful, but Mark is right, your patch description is a
bit terse, and something like that in the patch description would be
useful.

Paul.



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