From b9caab8b47ae6ad6a317a9ed05e90475248739d7 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Pali=20Roh=C3=A1r?= Date: Thu, 7 Oct 2021 14:50:57 +0200 Subject: [PATCH] pci: Skip configuring PCI Rom Address for unsupported header types MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit PCI Rom Address is currently supported only for Normal (0x00) and Bridge (0x01) header types. Fix code accordingly. Signed-off-by: Pali Rohár Reviewed-by: Stefan Roese --- drivers/pci/pci_auto.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/pci/pci_auto.c b/drivers/pci/pci_auto.c index 0808246..288f799 100644 --- a/drivers/pci/pci_auto.c +++ b/drivers/pci/pci_auto.c @@ -131,7 +131,8 @@ static void dm_pciauto_setup_device(struct udevice *dev, int bars_num, /* Configure the expansion ROM address */ dm_pci_read_config8(dev, PCI_HEADER_TYPE, &header_type); header_type &= 0x7f; - if (header_type != PCI_HEADER_TYPE_CARDBUS) { + if (header_type == PCI_HEADER_TYPE_NORMAL || + header_type == PCI_HEADER_TYPE_BRIDGE) { rom_addr = (header_type == PCI_HEADER_TYPE_NORMAL) ? PCI_ROM_ADDRESS : PCI_ROM_ADDRESS1; dm_pci_write_config32(dev, rom_addr, 0xfffffffe); -- 2.7.4