| 1 |
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| 2 | #ifndef _ASM_X86_COCO_H
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| 3 | #define _ASM_X86_COCO_H
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| 4 |
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| 5 | #include <asm/asm.h>
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| 6 | #include <asm/types.h>
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| 7 |
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| 8 | enum cc_vendor {
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| 9 | CC_VENDOR_NONE,
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| 10 | CC_VENDOR_AMD,
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| 11 | CC_VENDOR_INTEL,
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| 12 | };
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| 13 |
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| 14 | #ifdef CONFIG_ARCH_HAS_CC_PLATFORM
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| 15 | extern enum cc_vendor cc_vendor;
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| 16 | extern u64 cc_mask;
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| 17 |
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| 18 | static inline u64 cc_get_mask(void)
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| 19 | {
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| 20 | return cc_mask;
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| 21 | }
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| 22 |
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| 23 | static inline void cc_set_mask(u64 mask)
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| 24 | {
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| 25 | cc_mask = mask;
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| 26 | }
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| 27 |
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| 28 | u64 cc_mkenc(u64 val);
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| 29 | u64 cc_mkdec(u64 val);
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| 30 | void cc_random_init(void);
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| 31 | #else
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| 32 | #define cc_vendor (CC_VENDOR_NONE)
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| 33 | static inline u64 cc_get_mask(void)
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| 34 | {
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| 35 | return 0;
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| 36 | }
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| 37 |
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| 38 | static inline u64 cc_mkenc(u64 val)
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| 39 | {
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| 40 | return val;
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| 41 | }
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| 42 |
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| 43 | static inline u64 cc_mkdec(u64 val)
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| 44 | {
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| 45 | return val;
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| 46 | }
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| 47 | static inline void cc_random_init(void) { }
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| 48 | #endif
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| 49 |
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| 50 | #endif
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