diff options
Diffstat (limited to 'freebsd/sys/contrib/ck/include/gcc/arm/ck_pr.h')
| -rw-r--r-- | freebsd/sys/contrib/ck/include/gcc/arm/ck_pr.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/freebsd/sys/contrib/ck/include/gcc/arm/ck_pr.h b/freebsd/sys/contrib/ck/include/gcc/arm/ck_pr.h index b1f36997..56337103 100644 --- a/freebsd/sys/contrib/ck/include/gcc/arm/ck_pr.h +++ b/freebsd/sys/contrib/ck/include/gcc/arm/ck_pr.h @@ -54,7 +54,8 @@ ck_pr_stall(void) return; } -#if defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) +#if __ARM_ARCH >= 7 || defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) +#ifdef RTEMS_SMP #define CK_ISB __asm __volatile("isb" : : "r" (0) : "memory") #define CK_DMB __asm __volatile("dmb" : : "r" (0) : "memory") #define CK_DSB __asm __volatile("dsb" : : "r" (0) : "memory") @@ -64,6 +65,12 @@ ck_pr_stall(void) #else #define CK_DMB_ST __asm __volatile("dmb st" : : "r" (0) : "memory") #endif /* __FreeBSD__ */ +#else /* !RTEMS_SMP */ +#define CK_ISB __asm __volatile("" : : "r" (0) : "memory") +#define CK_DMB __asm __volatile("" : : "r" (0) : "memory") +#define CK_DSB __asm __volatile("" : : "r" (0) : "memory") +#define CK_DMB_ST __asm __volatile("" : : "r" (0) : "memory") +#endif /* RTEMS_SMP */ #else /* armv6 doesn't have dsb/dmb/isb, and no way to wait only for stores */ #define CK_ISB \ |