POST: Add disable interrupts in some of the missing CPU POST tests

Some CPU POST tests did not disable the interrupts while running. This
seems to be necessary to protect this self modifying code.

Signed-off-by: Stefan Roese <sr@denx.de>

post/lib_ppc/b.c

@@ -95,6 +95,7 @@ int cpu_post_test_b (void)
 {
     int ret = 0;
     unsigned int i;
+    int flag = disable_interrupts();
 
     if (ret == 0)
     {
@@ -188,6 +189,9 @@ int cpu_post_test_b (void)
 	}
     }
 
+    if (flag)
+	enable_interrupts();
+
     return ret;
 }
 

post/lib_ppc/cmp.c

@@ -102,6 +102,7 @@ int cpu_post_test_cmp (void)
 {
     int ret = 0;
     unsigned int i;
+    int flag = disable_interrupts();
 
     for (i = 0; i < cpu_post_cmp_size && ret == 0; i++)
     {
@@ -124,6 +125,9 @@ int cpu_post_test_cmp (void)
 	}
     }
 
+    if (flag)
+	enable_interrupts();
+
     return ret;
 }
 

post/lib_ppc/cmpi.c

@@ -102,6 +102,7 @@ int cpu_post_test_cmpi (void)
 {
     int ret = 0;
     unsigned int i;
+    int flag = disable_interrupts();
 
     for (i = 0; i < cpu_post_cmpi_size && ret == 0; i++)
     {
@@ -124,6 +125,9 @@ int cpu_post_test_cmpi (void)
 	}
     }
 
+    if (flag)
+	enable_interrupts();
+
     return ret;
 }
 

post/lib_ppc/complex.c

@@ -101,6 +101,7 @@ static int cpu_post_test_complex_2 (void)
 int cpu_post_test_complex (void)
 {
     int ret = 0;
+    int flag = disable_interrupts();
 
     if (ret == 0)
     {
@@ -117,6 +118,9 @@ int cpu_post_test_complex (void)
 	post_log ("Error at complex test !\n");
     }
 
+    if (flag)
+	enable_interrupts();
+
     return ret;
 }
 

post/lib_ppc/cr.c

@@ -248,6 +248,7 @@ int cpu_post_test_cr (void)
     int ret = 0;
     unsigned int i;
     unsigned long cr_sav;
+    int flag = disable_interrupts();
 
     asm ( "mfcr %0" : "=r" (cr_sav) : );
 
@@ -347,6 +348,9 @@ int cpu_post_test_cr (void)
 
     asm ( "mtcr %0" : : "r" (cr_sav));
 
+    if (flag)
+	enable_interrupts();
+
     return ret;
 }
 

post/lib_ppc/load.c

@@ -178,6 +178,7 @@ int cpu_post_test_load (void)
 {
     int ret = 0;
     unsigned int i;
+    int flag = disable_interrupts();
 
     for (i = 0; i < cpu_post_load_size && ret == 0; i++)
     {
@@ -246,6 +247,9 @@ int cpu_post_test_load (void)
 	}
     }
 
+    if (flag)
+	enable_interrupts();
+
     return ret;
 }
 

post/lib_ppc/multi.c

@@ -44,6 +44,7 @@ int cpu_post_test_multi (void)
 {
     int ret = 0;
     unsigned int i;
+    int flag = disable_interrupts();
 
     if (ret == 0)
     {
@@ -72,6 +73,9 @@ int cpu_post_test_multi (void)
 	post_log ("Error at multi test !\n");
     }
 
+    if (flag)
+	enable_interrupts();
+
     return ret;
 }
 

post/lib_ppc/store.c

@@ -163,6 +163,7 @@ int cpu_post_test_store (void)
 {
     int ret = 0;
     unsigned int i;
+    int flag = disable_interrupts();
 
     for (i = 0; i < cpu_post_store_size && ret == 0; i++)
     {
@@ -226,6 +227,9 @@ int cpu_post_test_store (void)
 	}
     }
 
+    if (flag)
+	enable_interrupts();
+
     return ret;
 }
 

post/lib_ppc/string.c

@@ -47,6 +47,7 @@ int cpu_post_test_string (void)
 {
     int ret = 0;
     unsigned int i;
+    int flag = disable_interrupts();
 
     if (ret == 0)
     {
@@ -97,6 +98,9 @@ int cpu_post_test_string (void)
 	post_log ("Error at string test !\n");
     }
 
+    if (flag)
+	enable_interrupts();
+
     return ret;
 }