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1 | /* |
2 | * Copyright (c) 2006, Intel Corporation. | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify it | |
5 | * under the terms and conditions of the GNU General Public License, | |
6 | * version 2, as published by the Free Software Foundation. | |
7 | * | |
8 | * This program is distributed in the hope it will be useful, but WITHOUT | |
9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
11 | * more details. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License along with | |
14 | * this program; if not, write to the Free Software Foundation, Inc., 59 Temple | |
15 | * Place - Suite 330, Boston, MA 02111-1307 USA. | |
16 | * | |
17 | * Copyright (C) Ashok Raj <ashok.raj@intel.com> | |
18 | * Copyright (C) Shaohua Li <shaohua.li@intel.com> | |
19 | */ | |
20 | ||
21 | #ifndef __DMAR_H__ | |
22 | #define __DMAR_H__ | |
23 | ||
24 | #include <linux/acpi.h> | |
25 | #include <linux/types.h> | |
26 | ||
27 | ||
28 | extern int dmar_table_init(void); | |
29 | extern int early_dmar_detect(void); | |
30 | ||
31 | extern struct list_head dmar_drhd_units; | |
32 | extern struct list_head dmar_rmrr_units; | |
33 | ||
34 | struct dmar_drhd_unit { | |
35 | struct list_head list; /* list of drhd units */ | |
36 | u64 reg_base_addr; /* register base address*/ | |
37 | struct pci_dev **devices; /* target device array */ | |
38 | int devices_cnt; /* target device count */ | |
39 | u8 ignored:1; /* ignore drhd */ | |
40 | u8 include_all:1; | |
41 | struct intel_iommu *iommu; | |
42 | }; | |
43 | ||
44 | struct dmar_rmrr_unit { | |
45 | struct list_head list; /* list of rmrr units */ | |
46 | u64 base_address; /* reserved base address*/ | |
47 | u64 end_address; /* reserved end address */ | |
48 | struct pci_dev **devices; /* target devices */ | |
49 | int devices_cnt; /* target device count */ | |
50 | }; | |
51 | ||
52 | #endif /* __DMAR_H__ */ |