diff options
Diffstat (limited to 'include/linux/dmar.h')
| -rw-r--r-- | include/linux/dmar.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/include/linux/dmar.h b/include/linux/dmar.h new file mode 100644 index 00000000000..8d3e0e38ca4 --- /dev/null +++ b/include/linux/dmar.h @@ -0,0 +1,52 @@ +/* + * Copyright (c) 2006, Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 59 Temple + * Place - Suite 330, Boston, MA 02111-1307 USA. + * + * Copyright (C) Ashok Raj <ashok.raj@intel.com> + * Copyright (C) Shaohua Li <shaohua.li@intel.com> + */ + +#ifndef __DMAR_H__ +#define __DMAR_H__ + +#include <linux/acpi.h> +#include <linux/types.h> + + +extern int dmar_table_init(void); +extern int early_dmar_detect(void); + +extern struct list_head dmar_drhd_units; +extern struct list_head dmar_rmrr_units; + +struct dmar_drhd_unit { + struct list_head list; /* list of drhd units */ + u64 reg_base_addr; /* register base address*/ + struct pci_dev **devices; /* target device array */ + int devices_cnt; /* target device count */ + u8 ignored:1; /* ignore drhd */ + u8 include_all:1; + struct intel_iommu *iommu; +}; + +struct dmar_rmrr_unit { + struct list_head list; /* list of rmrr units */ + u64 base_address; /* reserved base address*/ + u64 end_address; /* reserved end address */ + struct pci_dev **devices; /* target devices */ + int devices_cnt; /* target device count */ +}; + +#endif /* __DMAR_H__ */ |