[PATCH 29/38] pci: Mask the ROM address in case it is already enabled

[Simon Glass]

In some cases the video ROM may have been enabled previously, such as by
a previous firmware stage. Use the correct address in that case.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

 drivers/pci/pci_rom.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/pci/pci_rom.c b/drivers/pci/pci_rom.c
index 62cfe60c0fb2..ba2cf18d53eb 100644
--- a/drivers/pci/pci_rom.c
+++ b/drivers/pci/pci_rom.c
@@ -93,6 +93,7 @@ static int pci_rom_probe(struct udevice *dev, struct pci_rom_header **hdrp)
 		debug("%s: rom_address=%x\n", __func__, rom_address);
 		return -ENOENT;
 	}
+	rom_address &= PCI_ROM_ADDRESS_MASK;
 
 	/* Enable expansion ROM address decoding. */
 	dm_pci_write_config32(dev, PCI_ROM_ADDRESS,
-- 
2.40.0.348.gf938b09366-goog