| Chris Leech | 0bbd5f4 | 2006-05-23 17:35:34 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright(c) 2004 - 2006 Intel Corporation. All rights reserved. |
| 3 | * |
| 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) |
| 7 | * any later version. |
| 8 | * |
| 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 |
| 12 | * more details. |
| 13 | * |
| 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. |
| 17 | * |
| 18 | * The full GNU General Public License is included in this distribution in the |
| 19 | * file called COPYING. |
| 20 | */ |
| 21 | #ifndef _IOAT_HW_H_ |
| 22 | #define _IOAT_HW_H_ |
| 23 | |
| 24 | /* PCI Configuration Space Values */ |
| 25 | #define IOAT_PCI_VID 0x8086 |
| 26 | #define IOAT_PCI_DID 0x1A38 |
| 27 | #define IOAT_PCI_RID 0x00 |
| 28 | #define IOAT_PCI_SVID 0x8086 |
| 29 | #define IOAT_PCI_SID 0x8086 |
| 30 | #define IOAT_VER 0x12 /* Version 1.2 */ |
| 31 | |
| 32 | struct ioat_dma_descriptor { |
| 33 | uint32_t size; |
| 34 | uint32_t ctl; |
| 35 | uint64_t src_addr; |
| 36 | uint64_t dst_addr; |
| 37 | uint64_t next; |
| 38 | uint64_t rsv1; |
| 39 | uint64_t rsv2; |
| 40 | uint64_t user1; |
| 41 | uint64_t user2; |
| 42 | }; |
| 43 | |
| 44 | #define IOAT_DMA_DESCRIPTOR_CTL_INT_GN 0x00000001 |
| 45 | #define IOAT_DMA_DESCRIPTOR_CTL_SRC_SN 0x00000002 |
| 46 | #define IOAT_DMA_DESCRIPTOR_CTL_DST_SN 0x00000004 |
| 47 | #define IOAT_DMA_DESCRIPTOR_CTL_CP_STS 0x00000008 |
| 48 | #define IOAT_DMA_DESCRIPTOR_CTL_FRAME 0x00000010 |
| 49 | #define IOAT_DMA_DESCRIPTOR_NUL 0x00000020 |
| 50 | #define IOAT_DMA_DESCRIPTOR_OPCODE 0xFF000000 |
| 51 | |
| 52 | #endif |