summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--src/include/lib.h1
-rw-r--r--src/lib/ramtest.c25
2 files changed, 26 insertions, 0 deletions
diff --git a/src/include/lib.h b/src/include/lib.h
index 1f71d35880..2f27149095 100644
--- a/src/include/lib.h
+++ b/src/include/lib.h
@@ -37,6 +37,7 @@ void move_gdt(void);
/* Defined in src/lib/ramtest.c */
void ram_check(unsigned long start, unsigned long stop);
int ram_check_nodie(unsigned long start, unsigned long stop);
+int ram_check_noprint_nodie(unsigned long start, unsigned long stop);
void quick_ram_check(void);
/* Defined in src/lib/stack.c */
diff --git a/src/lib/ramtest.c b/src/lib/ramtest.c
index 3457210735..e9173fa7e6 100644
--- a/src/lib/ramtest.c
+++ b/src/lib/ramtest.c
@@ -223,6 +223,31 @@ int ram_check_nodie(unsigned long start, unsigned long stop)
return ret;
}
+int ram_check_noprint_nodie(unsigned long start, unsigned long stop)
+{
+ unsigned long addr, value, value2;
+ unsigned short int idx;
+ unsigned char failed, failures;
+
+ for (idx=0; idx<0x400; idx+=4) {
+ test_pattern(idx, &addr, &value);
+ write_phys(start + addr, value);
+ }
+
+ /* Make sure we don't read before we wrote */
+ phys_memory_barrier();
+
+ failures = 0;
+ for (idx=0; idx<0x400; idx+=4) {
+ test_pattern(idx, &addr, &value);
+ value2 = read_phys(start + addr);
+
+ failed = (value2 != value);
+ failures |= failed;
+ }
+ return failures;
+}
+
void quick_ram_check(void)
{
int fail = 0;