diff options
| author | Peter Xu <peterx@redhat.com> | 2016-07-14 13:56:29 +0800 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2016-07-21 20:44:16 +0300 |
| commit | ede9c94acf6cd1968de4188c0228b714ab871a86 (patch) | |
| tree | b7c3e115de240c7529dc58c064d3fcb199261d62 /include | |
| parent | 28589311b326398e88bf6804db8575a6da426b39 (diff) | |
intel_iommu: add SID validation for IR
This patch enables SID validation. Invalid interrupts will be dropped.
Signed-off-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/hw/i386/intel_iommu.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/hw/i386/intel_iommu.h b/include/hw/i386/intel_iommu.h index 745b4e7687..2eba7ed4db 100644 --- a/include/hw/i386/intel_iommu.h +++ b/include/hw/i386/intel_iommu.h @@ -102,6 +102,23 @@ struct VTDIOTLBEntry { bool write_flags; }; +/* VT-d Source-ID Qualifier types */ +enum { + VTD_SQ_FULL = 0x00, /* Full SID verification */ + VTD_SQ_IGN_3 = 0x01, /* Ignore bit 3 */ + VTD_SQ_IGN_2_3 = 0x02, /* Ignore bits 2 & 3 */ + VTD_SQ_IGN_1_3 = 0x03, /* Ignore bits 1-3 */ + VTD_SQ_MAX, +}; + +/* VT-d Source Validation Types */ +enum { + VTD_SVT_NONE = 0x00, /* No validation */ + VTD_SVT_ALL = 0x01, /* Do full validation */ + VTD_SVT_BUS = 0x02, /* Validate bus range */ + VTD_SVT_MAX, +}; + /* Interrupt Remapping Table Entry Definition */ union VTD_IRTE { struct { |