[RFC PATCH 01/16] x86/msr: Introduce SYSCFG_MEM_ENCRYPT MSR.

["Teddy Astie" <teddy.astie@xxxxxxxxxx>]

From: Andrei Semenov <andrei.semenov@xxxxxxxxxx>

SYSCFG_MEM_ENCRYPT is the AMD SME MSR used to enable SME and AMD SEV.

Signed-off-by: Andrei Semenov <andrei.semenov@xxxxxxxxxx>
---
 xen/arch/x86/include/asm/msr-index.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/xen/arch/x86/include/asm/msr-index.h 
b/xen/arch/x86/include/asm/msr-index.h
index 22d9e76e55..7620c4cd2e 100644
--- a/xen/arch/x86/include/asm/msr-index.h
+++ b/xen/arch/x86/include/asm/msr-index.h
@@ -221,6 +221,7 @@
 #define  SYSCFG_MTRR_VAR_DRAM_EN            (_AC(1, ULL) << 20)
 #define  SYSCFG_MTRR_TOM2_EN                (_AC(1, ULL) << 21)
 #define  SYSCFG_TOM2_FORCE_WB               (_AC(1, ULL) << 22)
+#define  SYSCFG_MEM_ENCRYPT                 (_AC(1, ULL) << 23)
 
 #define MSR_K8_IORR_BASE0                   _AC(0xc0010016, U)
 #define MSR_K8_IORR_MASK0                   _AC(0xc0010017, U)
-- 
2.49.0



Teddy Astie | Vates XCP-ng Developer

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