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Diffstat (limited to 'arch/x86/include/asm/shared/tdx.h')
-rw-r--r--arch/x86/include/asm/shared/tdx.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/include/asm/shared/tdx.h b/arch/x86/include/asm/shared/tdx.h
index ccce7ebd8677..fdfd41511b02 100644
--- a/arch/x86/include/asm/shared/tdx.h
+++ b/arch/x86/include/asm/shared/tdx.h
@@ -55,6 +55,12 @@
(TDX_RDX | TDX_RBX | TDX_RSI | TDX_RDI | TDX_R8 | TDX_R9 | \
TDX_R10 | TDX_R11 | TDX_R12 | TDX_R13 | TDX_R14 | TDX_R15)
+/* TDX supported page sizes from the TDX module ABI. */
+#define TDX_PS_4K 0
+#define TDX_PS_2M 1
+#define TDX_PS_1G 2
+#define TDX_PS_NR (TDX_PS_1G + 1)
+
#ifndef __ASSEMBLY__
#include <linux/compiler_attributes.h>