1 /* SPDX-License-Identifier: GPL-2.0+ */ 1
2 /*
3 * SVM helper functions
4 *
5 * Copyright 2018 Anshuman Khandual, IBM Corpo
6 */
7
8 #ifndef _ASM_POWERPC_SVM_H
9 #define _ASM_POWERPC_SVM_H
10
11 #ifdef CONFIG_PPC_SVM
12
13 #include <asm/reg.h>
14
15 static inline bool is_secure_guest(void)
16 {
17 return mfmsr() & MSR_S;
18 }
19
20 void dtl_cache_ctor(void *addr);
21 #define get_dtl_cache_ctor() (is_secure_gue
22
23 #else /* CONFIG_PPC_SVM */
24
25 static inline bool is_secure_guest(void)
26 {
27 return false;
28 }
29
30 #define get_dtl_cache_ctor() NULL
31
32 #endif /* CONFIG_PPC_SVM */
33 #endif /* _ASM_POWERPC_SVM_H */
34
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