summaryrefslogtreecommitdiffstats
path: root/arch/unicore32/kernel/elf.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/unicore32/kernel/elf.c')
-rw-r--r--arch/unicore32/kernel/elf.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/arch/unicore32/kernel/elf.c b/arch/unicore32/kernel/elf.c
new file mode 100644
index 00000000000..0a176734fef
--- /dev/null
+++ b/arch/unicore32/kernel/elf.c
@@ -0,0 +1,38 @@
+/*
+ * linux/arch/unicore32/kernel/elf.c
+ *
+ * Code specific to PKUnity SoC and UniCore ISA
+ *
+ * Copyright (C) 2001-2010 GUAN Xue-tao
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/module.h>
+#include <linux/sched.h>
+#include <linux/personality.h>
+#include <linux/binfmts.h>
+#include <linux/elf.h>
+
+int elf_check_arch(const struct elf32_hdr *x)
+{
+ /* Make sure it's an UniCore executable */
+ if (x->e_machine != EM_UNICORE)
+ return 0;
+
+ /* Make sure the entry address is reasonable */
+ if (x->e_entry & 3)
+ return 0;
+
+ return 1;
+}
+EXPORT_SYMBOL(elf_check_arch);
+
+void elf_set_personality(const struct elf32_hdr *x)
+{
+ unsigned int personality = PER_LINUX;
+
+ set_personality(personality);
+}
+EXPORT_SYMBOL(elf_set_personality);