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author | Simon Glass <sjg@chromium.org> | 2023-07-16 06:39:03 +0300 |
---|---|---|
committer | Bin Meng <bmeng@tinylab.org> | 2023-07-17 12:12:26 +0300 |
commit | fa5690c1f53929b78f9d9f4e270bd64befcda755 (patch) | |
tree | 24ee8d4042bb6d6bda24dc928122d101c168de76 | |
parent | b7d4df5a04733c19747de80b9dfdfdee58c9850d (diff) | |
download | u-boot-fa5690c1f53929b78f9d9f4e270bd64befcda755.tar.xz |
pci: Mask the ROM address in case it is already enabled
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@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
-rw-r--r-- | drivers/pci/pci_rom.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pci/pci_rom.c b/drivers/pci/pci_rom.c index 503feb1e6d..438583aa01 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, |