openkylin
/
qemu
mirror of https://gitee.com/openkylin/qemu.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

hw/i386: Fix AMDVI GATS and HATS encodings 

We support up to 6 levels, but those are encoded as 10b according to the
AMD IOMMU spec (chapter 3.3.1, Extended Feature Register).

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Jan Kiszka 2018-05-22 09:07:53 +02:00 committed by Michael S. Tsirkin
parent 0b363b61f1
commit 2073bd43bd
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
hw/i386/amd_iommu.h
View File

@ -165,8 +165,8 @@
#define AMDVI_DTE_UPPER_QUAD_RESERVED 0x08f0000000000000
/* AMDVI paging mode */
#define AMDVI_GATS_MODE (6ULL << 12)
#define AMDVI_HATS_MODE (6ULL << 10)
#define AMDVI_GATS_MODE (2ULL << 12)
#define AMDVI_HATS_MODE (2ULL << 10)
/* IOTLB */
#define AMDVI_IOTLB_MAX_SIZE 1024