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inteltool: Only use real graphics devices 

Right now IGD is hard coded to 0:2.0 and if that
device is there, it is blindly used, even if it is
not a graphics device. Look at the PCI class to make
sure we're not using the wrong device.

Change-Id: Ia7f52071bd202e2960faba0f46e4fa5e14ad65f8
Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/46673
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
This commit is contained in:
Stefan Reinauer 2020-10-23 01:42:25 +00:00 committed by Patrick Georgi
parent 91893ee785
commit f3b1a53858
1 changed files with 4 additions and 4 deletions
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8
util/inteltool/inteltool.c
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@ -773,13 +773,13 @@ int main(int argc, char *argv[])
}
gfx = pci_get_dev(pacc, 0, 0, 0x02, 0);
if (gfx) {
pci_fill_info(gfx, PCI_FILL_IDENT | PCI_FILL_BASES |
PCI_FILL_CLASS);
if (gfx->vendor_id != PCI_VENDOR_ID_INTEL)
gfx = 0;
if ((gfx->device_class & 0xff00) != 0x0300)
gfx = NULL;
else if (gfx->vendor_id != PCI_VENDOR_ID_INTEL)
gfx = NULL;
}
if (sb->device_id == PCI_DEVICE_ID_INTEL_BAYTRAIL_LPC) {