summaryrefslogtreecommitdiff
path: root/payloads/libpayload/arch/arm/selfboot.c
diff options
context:
space:
mode:
Diffstat (limited to 'payloads/libpayload/arch/arm/selfboot.c')
-rw-r--r--payloads/libpayload/arch/arm/selfboot.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/payloads/libpayload/arch/arm/selfboot.c b/payloads/libpayload/arch/arm/selfboot.c
new file mode 100644
index 0000000000..cbb7ef1b51
--- /dev/null
+++ b/payloads/libpayload/arch/arm/selfboot.c
@@ -0,0 +1,35 @@
+/*
+ * Copyright 2014 Google Inc.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but without any warranty; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#include <libpayload.h>
+
+extern void *cb_header_ptr;
+
+void selfboot(void *entry)
+{
+ __asm__ __volatile__(
+ "mov r0, %[cb_header_ptr]\n"
+ "bx %[entry]\n"
+ :: [cb_header_ptr]"r"(cb_header_ptr), [entry]"r"(entry)
+ : "r0"
+ );
+}