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soc/intel/meteorlake: Hook up `SkipExtGfxScan` FSP-M UPD 

This patch allows override to the `SkipExtGfxScan` UPD.
Ideally a platform with an on-board graphics device should skip
scanning external GFX devices aka set this UPD to `1`.

BUG=b:228002764
TEST=Able to build and boot google/rex.

Signed-off-by: Subrata Banik <subratabanik@google.com>
Change-Id: I00e15b71ed67119df9ca6f98a750ede109ff33fe
Reviewed-on: https://review.coreboot.org/c/coreboot/+/72947
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Dinesh Gehlot <digehlot@google.com>
Reviewed-by: Eric Lai <eric_lai@quanta.corp-partner.google.com>
Reviewed-by: Kapil Porwal <kapilporwal@google.com>
This commit is contained in:
Subrata Banik 2023-02-10 21:04:30 +05:30 committed by Eric Lai
parent cad99d8c17
commit f57eb1a640
1 changed files with 2 additions and 0 deletions
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src/soc/intel/meteorlake/romstage/fsp_params.c
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@ -190,6 +190,8 @@ static void fill_fspm_misc_params(FSP_M_CONFIG *m_cfg,
/* Skip MBP HOB */
m_cfg->SkipMbpHob = !CONFIG(FSP_PUBLISH_MBP_HOB);
m_cfg->SkipExtGfxScan = config->skip_ext_gfx_scan;
}
static void fill_fspm_audio_params(FSP_M_CONFIG *m_cfg,