From: Sairaj Kodilkar <[email protected]>
Interrupt passthrough is determine by the bits 191,190,187-184.
These bits are part of the 3rd quad word (i.e. index 2) in DTE. Hence
replace dte[3] by dte[2].
Fixes: b44159fe0 ("x86_iommu/amd: Add interrupt remap support when VAPIC is not
enabled")
Signed-off-by: Sairaj Kodilkar <[email protected]>
Reviewed-by: Vasant Hegde <[email protected]>
Message-Id: <[email protected]>
Reviewed-by: Michael S. Tsirkin <[email protected]>
Signed-off-by: Michael S. Tsirkin <[email protected]>
(cherry picked from commit 63dc0b8647391b372f3bb38ff1066f6b4a5e6ea1)
Signed-off-by: Michael Tokarev <[email protected]>
diff --git a/hw/i386/amd_iommu.c b/hw/i386/amd_iommu.c
index 12742b1433..4697864123 100644
--- a/hw/i386/amd_iommu.c
+++ b/hw/i386/amd_iommu.c
@@ -1279,15 +1279,15 @@ static int amdvi_int_remap_msi(AMDVIState *iommu,
ret = -AMDVI_IR_ERR;
break;
case AMDVI_IOAPIC_INT_TYPE_NMI:
- pass = dte[3] & AMDVI_DEV_NMI_PASS_MASK;
+ pass = dte[2] & AMDVI_DEV_NMI_PASS_MASK;
trace_amdvi_ir_delivery_mode("nmi");
break;
case AMDVI_IOAPIC_INT_TYPE_INIT:
- pass = dte[3] & AMDVI_DEV_INT_PASS_MASK;
+ pass = dte[2] & AMDVI_DEV_INT_PASS_MASK;
trace_amdvi_ir_delivery_mode("init");
break;
case AMDVI_IOAPIC_INT_TYPE_EINT:
- pass = dte[3] & AMDVI_DEV_EINT_PASS_MASK;
+ pass = dte[2] & AMDVI_DEV_EINT_PASS_MASK;
trace_amdvi_ir_delivery_mode("eint");
break;
default:
--
2.39.5
