コード例 #1
0
ファイル: PCIDevice.cs プロジェクト: willvin313/SharpOS
        /// <summary>
        /// Create a new PCIDevice instance at the selected PCI address
        /// </summary>
        public PCIDevice(IPCIController pciController, uint bus, uint slot, uint fun)
        {
            base.parent       = pciController as Device;
            base.name         = base.parent.Name + "/" + bus.ToString() + "/" + slot.ToString() + "/" + fun.ToString();
            base.deviceStatus = DeviceStatus.Offline;

            this.pciController = pciController;
            this.bus           = bus;
            this.slot          = slot;
            this.function      = fun;

            this.addresses = new PCIBaseAddress[6];

            uint data = pciController.ReadConfig(bus, slot, fun, 0);

            this.vendorID = (ushort)(data & 0xFFFF);
            this.deviceID = (ushort)((data >> 16) & 0xFFFF);

            data            = pciController.ReadConfig(bus, slot, fun, 0x08);
            this.revisionID = (byte)(data & 0xFF);
            this.progIF     = (byte)((data >> 8) & 0xFF);
            this.classCode  = (ushort)((data >> 16) & 0xFFFF);
            this.subClass   = (byte)((data >> 16) & 0xFF);
            this.baseClass  = (byte)((data >> 24) & 0xFF);

            data = pciController.ReadConfig(bus, slot, fun, 0x3c);

            if ((data & 0xFF00) != 0)
            {
                this.irq = (byte)(data & 0xFF);
            }

            for (uint i = 0; i < 6; i++)
            {
                uint cur = pciController.ReadConfig(bus, slot, fun, 16 + (i * 4));
                ///TODO: disable interrupts
                pciController.WriteConfig(bus, slot, fun, 16 + (i * 4), 0xFFFFFFFF);
                uint mask = pciController.ReadConfig(bus, slot, fun, 16 + (i * 4));
                pciController.WriteConfig(bus, slot, fun, 16 + (i * 4), cur);
                ///TODO: enable interrupts
                if (cur % 2 == 1)
                {
                    addresses[i] = new PCIBaseAddress(cur & 0x0000FFF8, (~(mask & 0xFFF8) + 1) & 0xFFFF, AddressRegion.IO, false);
                }
                else
                {
                    addresses[i] = new PCIBaseAddress(cur & 0xFFFFFFF0, ~(mask & 0xFFFFFFF0) + 1, AddressRegion.Memory, ((cur & 0x08) == 1));
                }
            }
        }
コード例 #2
0
ファイル: PCIDevice.cs プロジェクト: sharpos/SharpOS
		/// <summary>
		/// Create a new PCIDevice instance at the selected PCI address
		/// </summary>
		public PCIDevice (IPCIController pciController, uint bus, uint slot, uint fun)
		{
			base.parent = pciController as Device;
			base.name = base.parent.Name + "/" + bus.ToString () + "/" + slot.ToString () + "/" + fun.ToString ();
			base.deviceStatus = DeviceStatus.Offline;

			this.pciController = pciController;
			this.bus = bus;
			this.slot = slot;
			this.function = fun;

			this.addresses = new PCIBaseAddress[6];

			uint data = pciController.ReadConfig (bus, slot, fun, 0);
			this.vendorID = (ushort)(data & 0xFFFF);
			this.deviceID = (ushort)((data >> 16) & 0xFFFF);

			data = pciController.ReadConfig (bus, slot, fun, 0x08);
			this.revisionID = (byte)(data & 0xFF);
			this.progIF = (byte)((data >> 8) & 0xFF);
			this.classCode = (ushort)((data >> 16) & 0xFFFF);
			this.subClass = (byte)((data >> 16) & 0xFF);
			this.baseClass = (byte)((data >> 24) & 0xFF);

			data = pciController.ReadConfig (bus, slot, fun, 0x3c);
			
			if ((data & 0xFF00) != 0)
				this.irq = (byte)(data & 0xFF);	

			for (uint i = 0; i < 6; i++) {
				uint cur = pciController.ReadConfig (bus, slot, fun, 16 + (i * 4));
				///TODO: disable interrupts
				pciController.WriteConfig (bus, slot, fun, 16 + (i * 4), 0xFFFFFFFF);
				uint mask = pciController.ReadConfig (bus, slot, fun, 16 + (i * 4));
				pciController.WriteConfig (bus, slot, fun, 16 + (i * 4), cur);
				///TODO: enable interrupts
				if (cur % 2 == 1)
					addresses[i] = new PCIBaseAddress (cur & 0x0000FFF8, (~(mask & 0xFFF8) + 1) & 0xFFFF, AddressRegion.IO, false);
				else
					addresses[i] = new PCIBaseAddress (cur & 0xFFFFFFF0, ~(mask & 0xFFFFFFF0) + 1, AddressRegion.Memory, ((cur & 0x08) == 1));
			}
		}