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[Qemu-devel] [v4 5/6] hw/acpi: report IOAPIC on IVRS
From: |
David Kiarie |
Subject: |
[Qemu-devel] [v4 5/6] hw/acpi: report IOAPIC on IVRS |
Date: |
Mon, 12 Sep 2016 13:08:08 +0300 |
Report IOAPIC via IVRS which effectively allows linux AMD-Vi
driver to enable interrupt remapping
Signed-off-by: David Kiarie <address@hidden>
---
hw/i386/acpi-build.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/hw/i386/acpi-build.c b/hw/i386/acpi-build.c
index c20bc71..c9bee8f 100644
--- a/hw/i386/acpi-build.c
+++ b/hw/i386/acpi-build.c
@@ -2615,6 +2615,8 @@ build_amd_iommu(GArray *table_data, BIOSLinker *linker)
* Refer to Spec - Table 95:IVHD Device Entry Type Codes(4-byte)
*/
build_append_int_noprefix(table_data, 0x0000001, 4);
+ /* IOAPIC represented as an 8-byte entry. Spec v2.62 Tables 97 */
+ build_append_int_noprefix(table_data, 0x0100a000cf000048, 8);
build_header(linker, table_data, (void *)(table_data->data + iommu_start),
"IVRS", table_data->len - iommu_start, 1, NULL, NULL);
--
2.1.4