diff options
Diffstat (limited to 'sys/dev/pci/pci_host_generic.c')
-rw-r--r-- | sys/dev/pci/pci_host_generic.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/dev/pci/pci_host_generic.c b/sys/dev/pci/pci_host_generic.c index 0c45f5d316ed..22b3ccdc17b1 100644 --- a/sys/dev/pci/pci_host_generic.c +++ b/sys/dev/pci/pci_host_generic.c @@ -185,6 +185,8 @@ generic_pcie_read_config(device_t dev, u_int bus, u_int slot, if ((slot > PCI_SLOTMAX) || (func > PCI_FUNCMAX) || (reg > PCIE_REGMAX)) return (~0U); + if ((sc->quirks & PCIE_ECAM_DESIGNWARE_QUIRK) && bus == 0 && slot > 0) + return (~0U); offset = PCIE_ADDR_OFFSET(bus - sc->bus_start, slot, func, reg); t = sc->bst; |