diff options
Diffstat (limited to 'src/devices/pci_device.c')
| -rw-r--r-- | src/devices/pci_device.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/devices/pci_device.c b/src/devices/pci_device.c index 8bd6ec846e..4aef2229b3 100644 --- a/src/devices/pci_device.c +++ b/src/devices/pci_device.c @@ -551,10 +551,12 @@ void pci_bus_enable_resources(struct device *dev) { uint16_t ctrl; +#if CONFIG_CONSOLE_VGA == 1 /* enable IO in command register if there is VGA card * connected with (even it does not claim IO resource) */ if (dev->link[0].bridge_ctrl & PCI_BRIDGE_CTL_VGA) dev->command |= PCI_COMMAND_IO; +#endif ctrl = pci_read_config16(dev, PCI_BRIDGE_CONTROL); ctrl |= dev->link[0].bridge_ctrl; @@ -573,6 +575,7 @@ void pci_dev_set_subsystem(device_t dev, unsigned vendor, unsigned device) ((device & 0xffff) << 16) | (vendor & 0xffff)); } +#if CONFIG_PCI_ROM_RUN == 1 void pci_dev_init(struct device *dev) { struct rom_header *rom, *ram; @@ -581,9 +584,12 @@ void pci_dev_init(struct device *dev) if (rom == NULL) return; ram = pci_rom_load(dev, rom); + if (ram == NULL) + return; run_bios(dev, ram); } +#endif /** Default device operation for PCI devices */ static struct pci_operations pci_dev_ops_pci = { @@ -594,7 +600,11 @@ struct device_operations default_pci_ops_dev = { .read_resources = pci_dev_read_resources, .set_resources = pci_dev_set_resources, .enable_resources = pci_dev_enable_resources, +#if CONFIG_PCI_ROM_RUN == 1 .init = pci_dev_init, +#else + .init = 0, +#endif .scan_bus = 0, .enable = 0, .ops_pci = &pci_dev_ops_pci, |