/// <summary> /// Starts the device. /// </summary> /// <param name="deviceDriver">The device driver.</param> static public void StartDevice(Mosa.DeviceSystem.DeviceDriver deviceDriver) { var driverAtttribute = deviceDriver.Attribute as ISADeviceDriverAttribute; // Don't load the VGAText and PIC drivers if (/*driverAtttribute.BasePort == 0x03B0 || */ driverAtttribute.BasePort == 0x20) { return; } if (driverAtttribute.AutoLoad) { var hardwareDevice = System.Activator.CreateInstance(deviceDriver.DriverType) as IHardwareDevice; var ioPortRegions = new LinkedList <IIOPortRegion>(); var memoryRegions = new LinkedList <IMemoryRegion>(); ioPortRegions.AddLast(new IOPortRegion(driverAtttribute.BasePort, driverAtttribute.PortRange)); if (driverAtttribute.AltBasePort != 0x00) { ioPortRegions.AddLast(new IOPortRegion(driverAtttribute.AltBasePort, driverAtttribute.AltPortRange)); } if (driverAtttribute.BaseAddress != 0x00) { memoryRegions.AddLast(new MemoryRegion(driverAtttribute.BaseAddress, driverAtttribute.AddressRange)); } foreach (var memoryAttribute in deviceDriver.MemoryAttributes) { if (memoryAttribute.MemorySize > 0) { IMemory memory = Mosa.DeviceSystem.HAL.AllocateMemory(memoryAttribute.MemorySize, memoryAttribute.MemoryAlignment); memoryRegions.AddLast(new MemoryRegion(memory.Address, memory.Size)); } } var hardwareResources = new HardwareResources(resourceManager, ioPortRegions.ToArray(), memoryRegions.ToArray(), new InterruptHandler(resourceManager.InterruptManager, driverAtttribute.IRQ, hardwareDevice)); if (resourceManager.ClaimResources(hardwareResources)) { hardwareResources.EnableIRQ(); hardwareDevice.Setup(hardwareResources); if (hardwareDevice.Start() == DeviceDriverStartStatus.Started) { deviceManager.Add(hardwareDevice); } else { hardwareResources.DisableIRQ(); resourceManager.ReleaseResources(hardwareResources); } } } }
private static void StartDevice(IPCIDevice pciDevice, Mosa.DeviceSystem.DeviceDriver deviceDriver, IHardwareDevice hardwareDevice) { var ioPortRegions = new LinkedList <IIOPortRegion>(); var memoryRegions = new LinkedList <IMemoryRegion>(); foreach (var pciBaseAddress in pciDevice.BaseAddresses) { switch (pciBaseAddress.Region) { case AddressType.IO: ioPortRegions.AddLast(new IOPortRegion((ushort)pciBaseAddress.Address, (ushort)pciBaseAddress.Size)); break; case AddressType.Memory: memoryRegions.AddLast(new MemoryRegion(pciBaseAddress.Address, pciBaseAddress.Size)); break; default: break; } } foreach (var memoryAttribute in deviceDriver.MemoryAttributes) { if (memoryAttribute.MemorySize > 0) { var memory = Mosa.DeviceSystem.HAL.AllocateMemory(memoryAttribute.MemorySize, memoryAttribute.MemoryAlignment); memoryRegions.AddLast(new MemoryRegion(memory.Address, memory.Size)); } } var hardwareResources = new HardwareResources(resourceManager, ioPortRegions.ToArray(), memoryRegions.ToArray(), new InterruptHandler(resourceManager.InterruptManager, pciDevice.IRQ, hardwareDevice), pciDevice as IDeviceResource); if (resourceManager.ClaimResources(hardwareResources)) { hardwareResources.EnableIRQ(); hardwareDevice.Setup(hardwareResources); if (hardwareDevice.Start() == DeviceDriverStartStatus.Started) { pciDevice.SetDeviceOnline(); } else { hardwareResources.DisableIRQ(); resourceManager.ReleaseResources(hardwareResources); } } }