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-rw-r--r--roms/u-boot/lib/physmem.c25
1 files changed, 25 insertions, 0 deletions
diff --git a/roms/u-boot/lib/physmem.c b/roms/u-boot/lib/physmem.c
new file mode 100644
index 000000000..fc90ce4d7
--- /dev/null
+++ b/roms/u-boot/lib/physmem.c
@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ */
+
+#include <common.h>
+#include <log.h>
+#include <mapmem.h>
+#include <physmem.h>
+#include <linux/compiler.h>
+
+phys_addr_t __weak arch_phys_memset(phys_addr_t s, int c, phys_size_t n)
+{
+ void *s_ptr = map_sysmem(s, n);
+
+ assert(((phys_addr_t)(uintptr_t)s) == s);
+ assert(((phys_addr_t)(uintptr_t)(s + n)) == s + n);
+
+ return (phys_addr_t)(uintptr_t)memset(s_ptr, c, n);
+}