viomem: disable DMAR for the driver

https://issues.redhat.com/browse/RHEL-66228 Initially disable the DMA remapping. Will be enabled according to the needs in future. Signed-off-by: Yuri Benditovich <[email protected]>
benyamin-codez · Nov 19, 2024 · 7d70e12 · 7d70e12
1 parent 19ff81c
commit 7d70e12
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/viomem/sys/viomem.inx b/viomem/sys/viomem.inx
@@ -63,6 +63,10 @@ ServiceType    = 1               ; SERVICE_KERNEL_DRIVER
 StartType      = 3               ; SERVICE_DEMAND_START 
 ErrorControl   = 1               ; SERVICE_ERROR_NORMAL
 ServiceBinary  = %INX_PLATFORM_DRIVERS_DIR%\viomem.sys
+AddReg         = Dmar.AddReg
+
+[Dmar.AddReg]
+HKR,Parameters,DmaRemappingCompatible,0x00010001,0
 
 ; -------------- VIOMEM driver eventlog install sections
 [VIOMEM_Logging_Inst]