diff options
Diffstat (limited to 'src/dev/platform.cc')
| -rw-r--r-- | src/dev/platform.cc | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/dev/platform.cc b/src/dev/platform.cc index ed021e3b6..8546b7805 100644 --- a/src/dev/platform.cc +++ b/src/dev/platform.cc @@ -63,5 +63,21 @@ Platform::pciToDma(Addr pciAddr) const panic("No PCI dma support in platform."); } +void +Platform::registerPciDevice(uint8_t bus, uint8_t dev, uint8_t func, uint8_t intr) +{ + uint32_t bdf = bus << 16 | dev << 8 | func << 0; + if (pciDevices.find(bdf) != pciDevices.end()) + fatal("Two PCI devices have same bus:device:function\n"); + + if (intLines.test(intr)) + fatal("Two PCI devices have same interrupt line: %d\n", intr); + + pciDevices.insert(bdf); + + intLines.set(intr); +} + + DEFINE_SIM_OBJECT_CLASS_NAME("Platform", Platform) |