nvme: Fix nvme driver build on non-x86

Change-Id: Ia7a1dc56bcec69678e1fc2d8a427c24a32215bb8
2019-06-19 08:58:06 -05:00
parent 81afd20b21
commit cb343bfe59
1 changed files with 7 additions and 0 deletions
@@ -21,7 +21,14 @@
 #define asm __asm__
 #endif

+#if defined(__i386__) || defined(__amd64__)
 #define nvme_wmb()	__asm__ volatile("sfence" ::: "memory")
+#elif defined(__ARM__)
+#define nvme_wmb()	__asm__ volatile("mcr p15, 0, %0, c7, c10, 5" :: "r" (0) : "memory")
+#else
+#warning Implement nvme memory barrier for arch!
+#define nvme_wmb()	__asm__ volatile("" ::: "memory")
+#endif


 typedef uint8 __u8;