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VT-d: parse ATSR in DMA Remapping Reporting Structure

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Parse the Root Port ATS Capability Reporting Structure in the DMA
Remapping Reporting Structure ACPI table.

Signed-off-by: Yu Zhao <yu.zhao@intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
Yu Zhao 2009-05-18 13:51:34 +08:00 • committed by David Woodhouse
parent e277d2fc79
commit aa5d2b515b
3 changed files with 116 additions and 6 deletions
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9
include/linux/dmar.h
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@ -185,6 +185,15 @@ struct dmar_rmrr_unit {
#define for_each_rmrr_units(rmrr) \
list_for_each_entry(rmrr, &dmar_rmrr_units, list)
struct dmar_atsr_unit {
struct list_head list; /* list of ATSR units */
struct acpi_dmar_header *hdr; /* ACPI header */
struct pci_dev **devices; /* target devices */
int devices_cnt; /* target device count */
u8 include_all:1; /* include all ports */
};
/* Intel DMAR initialization functions */
extern int intel_iommu_init(void);
#else