2 * Copyright(c) 2004 - 2009 Intel Corporation. All rights reserved.
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License as published by the Free
6 * Software Foundation; either version 2 of the License, or (at your option)
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc., 59
16 * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
18 * The full GNU General Public License is included in this distribution in the
19 * file called COPYING.
24 /* PCI Configuration Space Values */
25 #define IOAT_PCI_VID 0x8086
26 #define IOAT_MMIO_BAR 0
29 #define IOAT_PCI_DID_5000 0x1A38
30 #define IOAT_PCI_DID_CNB 0x360B
31 #define IOAT_PCI_DID_SCNB 0x65FF
32 #define IOAT_PCI_DID_SNB 0x402F
34 #define IOAT_PCI_RID 0x00
35 #define IOAT_PCI_SVID 0x8086
36 #define IOAT_PCI_SID 0x8086
37 #define IOAT_VER_1_2 0x12 /* Version 1.2 */
38 #define IOAT_VER_2_0 0x20 /* Version 2.0 */
39 #define IOAT_VER_3_0 0x30 /* Version 3.0 */
41 struct ioat_dma_descriptor {
46 unsigned int int_en:1;
47 unsigned int src_snoop_dis:1;
48 unsigned int dest_snoop_dis:1;
49 unsigned int compl_write:1;
52 unsigned int src_brk:1;
53 unsigned int dest_brk:1;
54 unsigned int bundle:1;
55 unsigned int dest_dca:1;
57 unsigned int rsvd2:13;