[U-Boot] [PATCH v2 4/7] x86: Add ROM image description for minnowmax

[Bin Meng]

On Fri, Jun 26, 2015 at 1:55 AM, Simon Glass <sjg at chromium.org> wrote:
> The layout of the ROM is a bit hard to discover by reading the code. Add
> a table to make it easier.
>
> Signed-off-by: Simon Glass <sjg at chromium.org>
> ---
>
> Changes in v2:
> - Fix typos in README.x86
>
>  doc/README.x86 | 17 +++++++++++++++++
>  1 file changed, 17 insertions(+)
>
> diff --git a/doc/README.x86 b/doc/README.x86
> index 49d6e83..e58ca19 100644
> --- a/doc/README.x86
> +++ b/doc/README.x86
> @@ -160,6 +160,23 @@ Now you can build U-Boot and obtain u-boot.rom
>  $ make minnowmax_defconfig
>  $ make all
>
> +The ROM image is broken up into these parts:
> +
> +Offset   Description         Controlling config
> +------------------------------------------------------------
> +000000   descriptor.bin      Hard-coded to 0 in ifdtool
> +001000   me.bin              Set by the descriptor
> +500000   <spare>
> +700000   u-boot-dtb.bin      CONFIG_SYS_TEXT_BASE
> +790000   vga.bin             CONFIG_X86_OPTION_ROM_ADDR
> +7c0000   fsp.bin             CONFIG_FSP_ADDR
> +7f8000   <spare>             (depends on size of fsp.bin)
> +7fe000   Environment         CONFIG_ENV_OFFSET
> +7ff800   U-Boot 16-bit boot  CONFIG_SYS_X86_START16
> +
> +Overall ROM image size is controlled by CONFIG_ROM_SIZE.
> +
> +
>  Intel Galileo instructions:
>
>  Only one binary blob is needed for Remote Management Unit (RMU) within Intel
> --

Reviewed-by: Bin Meng <bmeng.cn at gmail.com>