Undefined instruction handling/ipc revised, tests added, cleaned up.

conts/posix/libposix/shpage.c

@@ -16,6 +16,8 @@
 #include <shpage.h>
 #include <libposix.h>
 
+#if 0
+
 /*
  * Shared page initialisation of posix-like tasks.
  *
@@ -95,3 +97,4 @@ int shared_page_init(void)
 	return 0;
 }
 
+#endif

conts/posix/mm0/main.c

@@ -79,6 +79,11 @@ void handle_requests(void)
 		/* This has no receive phase */
 		return;
 
+	case L4_IPC_TAG_UNDEF_FAULT:
+		/* Undefined instruction fault. Ignore. */
+		// printf("Undefined instruction fault caught.\n");
+		ret = 0;
+		break;
 	case L4_IPC_TAG_PFAULT: {
 		struct page *p;
 

conts/posix/test0/main.c

@@ -40,8 +40,7 @@ int main(int argc, char *argv[])
 	wait_pager(pagerid);
 
 	printf("\n%s: Running POSIX API tests.\n", __TASKNAME__);
-	
-	undeftest();
+
 
 	small_io_test();
 
@@ -57,6 +56,8 @@ int main(int argc, char *argv[])
 
 	clonetest();
 
+	undeftest();
+
 	if (parent_of_all == getpid()) {
 		ipc_full_test();
 		ipc_extended_test();

conts/posix/test0/src/undeftest.c

@@ -1,4 +1,4 @@
-/* 
+/*
  * undeftest.c:
  * Tests to see if kernel gracefully handles the undef exception
  */
@@ -13,17 +13,16 @@
 #include <errno.h>
 #include INC_GLUE(memory.h)
 
-
 int undeftest(void)
 {
        test_printf("UNDEF: Start\n");
-       
+
        /* need a way to report FAIL case */
        __asm__ __volatile__(".word 0xf1f0feed\n\t"); /* Some pattern for easy recongition */
-       
+
        /* If code reaches here its passed */
-       printf("UNDEF TEST          -- PASSED --\n");
-       test_printf("UNDEF: Passed\n");
+       if (getpid() == parent_of_all)
+	       printf("UNDEF TEST          -- PASSED --\n");
 
        return 0;
-} 
+}