| Chris Leech | 0bbd5f4 | 2006-05-23 17:35:34 -0700 | [diff] [blame] | 1 | /* |
| Maciej Sosnowski | 211a22c | 2009-02-26 11:05:43 +0100 | [diff] [blame] | 2 | * Copyright(c) 2004 - 2009 Intel Corporation. All rights reserved. |
| Chris Leech | 0bbd5f4 | 2006-05-23 17:35:34 -0700 | [diff] [blame] | 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 */ |
| Shannon Nelson | 7bb67c1 | 2007-11-14 16:59:51 -0800 | [diff] [blame] | 25 | #define IOAT_PCI_VID 0x8086 |
| Dan Williams | e6c0b69 | 2009-09-08 17:29:44 -0700 | [diff] [blame] | 26 | #define IOAT_MMIO_BAR 0 |
| Shannon Nelson | 7bb67c1 | 2007-11-14 16:59:51 -0800 | [diff] [blame] | 27 | |
| 28 | /* CB device ID's */ |
| 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 |
| 33 | |
| 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 */ |
| Maciej Sosnowski | 7f1b358 | 2008-07-22 17:30:57 -0700 | [diff] [blame] | 39 | #define IOAT_VER_3_0 0x30 /* Version 3.0 */ |
| Chris Leech | 0bbd5f4 | 2006-05-23 17:35:34 -0700 | [diff] [blame] | 40 | |
| 41 | struct ioat_dma_descriptor { |
| 42 | uint32_t size; |
| Dan Williams | c7984f4 | 2009-07-28 14:44:04 -0700 | [diff] [blame^] | 43 | union { |
| 44 | uint32_t ctl; |
| 45 | struct { |
| 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; |
| 50 | unsigned int fence:1; |
| 51 | unsigned int null:1; |
| 52 | unsigned int src_brk:1; |
| 53 | unsigned int dest_brk:1; |
| 54 | unsigned int bundle:1; |
| 55 | unsigned int dest_dca:1; |
| 56 | unsigned int hint:1; |
| 57 | unsigned int rsvd2:13; |
| 58 | unsigned int op:8; |
| 59 | } ctl_f; |
| 60 | }; |
| Chris Leech | 0bbd5f4 | 2006-05-23 17:35:34 -0700 | [diff] [blame] | 61 | uint64_t src_addr; |
| 62 | uint64_t dst_addr; |
| 63 | uint64_t next; |
| 64 | uint64_t rsv1; |
| 65 | uint64_t rsv2; |
| 66 | uint64_t user1; |
| 67 | uint64_t user2; |
| 68 | }; |
| Chris Leech | 0bbd5f4 | 2006-05-23 17:35:34 -0700 | [diff] [blame] | 69 | #endif |