[coreboot] How to add an offset at the coreboot creation ?

Aaron Durbin adurbin at google.com
Tue Jan 26 16:17:35 CET 2016


On Tue, Jan 26, 2016 at 8:49 AM, Jean Francois TRAP
<jean-francois.trap at wit.fr> wrote:
> Hello,
>
> I have a flash memory 16M.
>
> I would like coreboot position in the last 256K of memory. address :
> 0xFC0000
>
> Here is my current coreboot.rom
>
>
>
> Coreboot.rom 16384 kB, bootblocksize 18487, romsize 16777216, offset 0x0
>
> Alignment : 64 bytes
>
>
>
> Name                                       Offset               Type
> Size
>
> Fallback/romstage                     0x0                   stage
> 17490
>
> Fallback/coreboot_ram              0x44c0              stage
> 85656
>
> Config                                      0x193c0            raw
> 3682
>
> (empty)                                    0x1a280            null
> 16651480
>
>
>
> How to add an offset at the coreboot creation ?

If you make your CONFIG_CBFS_SIZE < CONFIG_ROM_SIZE should provide the
CBFS offset you are wanting.

>
> thanks for your help
>
>
>
> M. TRAP
>
>
>
>
> --
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