bsps: Move startup files to bsps

Adjust build support files to new directory layout.

This patch is a part of the BSP source reorganization.

Update #3285.

bsps/lm32/shared/start/bspreset.c

@@ -0,0 +1,28 @@
+/**
+ * @file
+ *
+ * Default bsp_reset() for LM32 BSPs which can run on the GDB simulator
+ */
+
+/*
+ *  COPYRIGHT (c) 1989-2015.
+ *  On-Line Applications Research Corporation (OAR).
+ *
+ *  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.
+ */
+
+#include <bsp.h>
+#include <bsp/bootcard.h>
+
+void bsp_reset( void )
+{
+  /*
+   * If on the GDB simulator, trap to it and exit.
+   */
+  #if LM32_ON_SIMULATOR
+     __asm__ volatile ( "mvi     r8, 1" );  /* 1 is SYS_exit */
+     __asm__ volatile ( "scall" );
+  #endif
+}