adds volatile to array passed to tohost and updates bsp submodule

bare-metal-bsp

@@ -1 +1 @@
-Subproject commit 3042e0e1243ff816fa0bc3a24d71ae4501e1ca17
+Subproject commit ada4881d335e079b1ea655461e03e1e6fd90d63f

hello-world/hello.c

@@ -19,13 +19,15 @@ extern volatile uint32_t tohost;
 extern volatile uint32_t fromhost;
 int main() {
   volatile int result = factorial(10);
-  char string[] = "hello world with write";
+  volatile char string[] = "hello world with write in hello";
+
+  volatile uint64_t payload[4] = {64, 0, (uintptr_t)string,
+                                  (strlen(string) + 1)};
+  tohost = (uint32_t)payload;
 
   write(STDOUT_FILENO, string, sizeof(string));
 
-  uint64_t payload[4] = {64, 0, (uintptr_t)string, (strlen(string) + 1)};
-  // tohost = (uint32_t)payload;
   printf("Factorial is %d", result);
-  //  printf("End of execution");
+  // printf("End of execution");
   return 0;
 }