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-rw-r--r--arch/x86/include/asm/coco.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/x86/include/asm/coco.h b/arch/x86/include/asm/coco.h
new file mode 100644
index 000000000..3d98c3a60
--- /dev/null
+++ b/arch/x86/include/asm/coco.h
@@ -0,0 +1,32 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_X86_COCO_H
+#define _ASM_X86_COCO_H
+
+#include <asm/types.h>
+
+enum cc_vendor {
+ CC_VENDOR_NONE,
+ CC_VENDOR_AMD,
+ CC_VENDOR_HYPERV,
+ CC_VENDOR_INTEL,
+};
+
+void cc_set_vendor(enum cc_vendor v);
+void cc_set_mask(u64 mask);
+
+#ifdef CONFIG_ARCH_HAS_CC_PLATFORM
+u64 cc_mkenc(u64 val);
+u64 cc_mkdec(u64 val);
+#else
+static inline u64 cc_mkenc(u64 val)
+{
+ return val;
+}
+
+static inline u64 cc_mkdec(u64 val)
+{
+ return val;
+}
+#endif
+
+#endif /* _ASM_X86_COCO_H */