Common ARM A8 code.

c/src/lib/libbsp/arm/shared/include/arm-a8core-start.h

@@ -0,0 +1,55 @@
+/**
+ *  @file
+ *
+ *  @ingroup arm_shared
+ *
+ *  @brief A8CORE_START Support
+ */
+
+/*
+ * Copyright (c) 2014 Chris Johns <chrisj@rtems.org>.  All rights reserved.
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.org/license/LICENSE.
+ */
+
+#ifndef LIBBSP_ARM_SHARED_ARM_A8CORE_START_H
+#define LIBBSP_ARM_SHARED_ARM_A8CORE_START_H
+
+#include <libcpu/arm-cp15.h>
+
+#include <bsp.h>
+#include <bsp/start.h>
+#include <bsp/arm-errata.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+BSP_START_TEXT_SECTION static inline arm_a8core_start_set_vector_base(void)
+{
+  /*
+   * Do not use bsp_vector_table_begin == 0, since this will get optimized away.
+  */
+  if (bsp_vector_table_end != bsp_vector_table_size) {
+    uint32_t ctrl;
+
+    arm_cp15_set_vector_base_address(bsp_vector_table_begin);
+
+    ctrl = arm_cp15_get_control();
+    ctrl &= ~ARM_CP15_CTRL_V;
+    arm_cp15_set_control(ctrl);
+  }
+}
+
+BSP_START_TEXT_SECTION static inline arm_a8core_start_hook_1(void)
+{
+  arm_a8core_start_set_vector_base();
+}
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* LIBBSP_ARM_SHARED_ARM_A8CORE_START_H */