On 07.06.2017 17:34, Dhanasekar Jaganathan wrote: > Hi Nico, > > I have taken the Flash Region's dump of my vendor BIOS using Ifdtool (which > is copied below), > > *FLREG0: 0x000f0000* > * Flash Region 0 (Flash Descriptor): 00000000 - 0000ffff * > *FLREG1: 0x07ff0200* > * Flash Region 1 (BIOS): 00200000 - 007fffff * > *FLREG2: 0x00000fff* > * Flash Region 2 (Intel ME): 00fff000 - 00000fff (unused)* > *FLREG3: 0x00000fff* > * Flash Region 3 (GbE): 00fff000 - 00000fff (unused)* > *FLREG4: 0x00000fff* > * Flash Region 4 (Platform Data): 00fff000 - 00000fff (unused)* > > From this dump, BIOS region is from 0x200000 to 0x07FFFFF. > > So *CONFIG_ROM_SIZE is 8MB *and *CONFIG_CBFS_SIZE is 6MB ( 0x7FFFFF - > 0x200000 = 0x5FFFFF)* > > Am I correct?
Yes, that's correct. The 0x7fffff is actually inclusive, so it's exactly 6MiB. Nico > > Please correct me, if I am wrong. > > Thanks, > Dhanasekar > > > On Wed, Jun 7, 2017 at 8:26 PM, Nico Huber <[email protected]> wrote: > >> On 07.06.2017 16:49, Dhanasekar Jaganathan wrote: >>> Hi Nico, >>> >>> Thanks for the info.. >>> >>> Actually, I have given "*make al*l" to rebuild the coreboot source. >>> >>> Is it correct way to rebuilt to the source? >> >> That should work fine. >> >>> >>> Or I have to run *make crossgcc-i386 CPUS=$(nproc)* and *make* >> >> crossgcc is only needed once. >> >> Nico >> >>> >>> Thanks, >>> Dhanaeskar >>> >>> On Wed, Jun 7, 2017 at 7:17 PM, Nico Huber <[email protected]> >> wrote: >>> >>>> On 07.06.2017 15:38, Dhanasekar Jaganathan wrote: >>>>> Hi Nico, >>>>> >>>>> Following is my complete Payload setting, >>>>> >>>>> 1.Add a payload -> (GRUB2) >>>>> 2.GRUB2 version -> (HEAD) >>>>> 3.Include GRUB2 runtime config file into ROM image = Y >>>>> 4.Gave the path of grub.cfg (which I copied from Fedora OS when booted >> is >>>>> booted with other BIOS vendor). >>>>> >>>>> Based on this, please provide your comments. >>>> >>>> I can only repeat myself: With this setup, you have to rebuild your >>>> coreboot every time you make changes to your grub.cfg. (You probably >>>> know that already and did so, but didn't tell it?) >>>> >>>> Nico >>>> >>> >> >
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Description: application/pgp-keys
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