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authorFelix Held <felix-coreboot@felixheld.de>2023-03-08 18:16:56 +0100
committerFelix Held <felix-coreboot@felixheld.de>2023-03-09 22:53:02 +0000
commit337deb64087ebb2a645446473842c5776ac3f892 (patch)
tree9fadec7ee6b604b787293d72a1fc246b768101b4
parent649426539b73e4ada1eb0631bfa3b02be75dfd02 (diff)
device/Kconfig: explain which PCI ID needs to be used for VGA_BIOS_ID
Add a paragraph to the help text for VGA_BIOS_ID to explain which PCI ID needs to be used. Signed-off-by: Felix Held <felix-coreboot@felixheld.de> Change-Id: I1a0f25481e275b7d190f29f5670cc98443dbe719 Reviewed-on: https://review.coreboot.org/c/coreboot/+/73613 Reviewed-by: Martin Roth <martin.roth@amd.corp-partner.google.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Fred Reitberger <reitbergerfred@gmail.com>
-rw-r--r--src/device/Kconfig4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/device/Kconfig b/src/device/Kconfig
index d79634ffec..30fcd38cde 100644
--- a/src/device/Kconfig
+++ b/src/device/Kconfig
@@ -867,6 +867,10 @@ config VGA_BIOS_ID
the "0x" prefix) and 3230 specifies the PCI device ID of the
video card (also in hex, without "0x" prefix). a3 specifies the revision.
+ This ID needs to match the PCI VID and DID in the VGA BIOS file's
+ header and also needs to match the value returned by map_oprom_vendev
+ or map_oprom_vendev_rev if the remapping feature is used.
+
Under GNU/Linux you can run `lspci -nn` to list the IDs of your PCI devices.
config VGA_BIOS_SECOND