diff options
Diffstat (limited to 'include/runtime_svc.h')
| -rw-r--r-- | include/runtime_svc.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/include/runtime_svc.h b/include/runtime_svc.h index db8fd29..3ee043e 100644 --- a/include/runtime_svc.h +++ b/include/runtime_svc.h @@ -143,7 +143,8 @@ * Constants to allow the assembler access a runtime service * descriptor */ -#define SIZEOF_RT_SVC_DESC 32 +#define RT_SVC_SIZE_LOG2 5 +#define SIZEOF_RT_SVC_DESC (1 << RT_SVC_SIZE_LOG2) #define RT_SVC_DESC_INIT 16 #define RT_SVC_DESC_HANDLE 24 @@ -156,6 +157,13 @@ #ifndef __ASSEMBLY__ +/* Various flags passed to SMC handlers */ +#define SMC_FROM_SECURE (0 << 0) +#define SMC_FROM_NON_SECURE (1 << 0) + +#define is_caller_non_secure(_f) (!!(_f & SMC_FROM_NON_SECURE)) +#define is_caller_secure(_f) (!(is_caller_non_secure(_f))) + /* Prototype for runtime service initializing function */ typedef int32_t (*rt_svc_init)(void); @@ -288,7 +296,7 @@ CASSERT(GPREGS_FP_OFF == __builtin_offsetof(gp_regs, fp), \ * of the structure are the same. * 2. ensure that the assembler and the compiler see the initialisation * routine at the same offset. - * 2. ensure that the assembler and the compiler see the handler + * 3. ensure that the assembler and the compiler see the handler * routine at the same offset. */ CASSERT((sizeof(rt_svc_desc) == SIZEOF_RT_SVC_DESC), \ |