diff options
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/pci.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index f58e2c98f1..b64f25d132 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -191,6 +191,10 @@ unsigned int pci_scan_bus(struct pci_bus *bus) continue; } + pci_read_config_byte(dev, PCI_COMMAND, &cmd); + pci_write_config_byte(dev, PCI_COMMAND, + cmd & ~(PCI_COMMAND_IO | PCI_COMMAND_MEMORY)); + for (bar = 0; bar < 6; bar++) { resource_size_t last_addr; @@ -233,6 +237,7 @@ unsigned int pci_scan_bus(struct pci_bus *bus) bar++; } + pci_write_config_byte(dev, PCI_COMMAND, cmd); list_add_tail(&dev->bus_list, &bus->devices); pci_register_device(dev); } |