bsps: Move bspgetworkarea.c to bsps

This patch is a part of the BSP source reorganization.

Update #3285.

1 files changed, 62 insertions, 0 deletions

diff --git a/bsps/shared/start/bspgetworkarea-default.c b/bsps/shared/start/bspgetworkarea-default.c
new file mode 100644
index 0000000000..302fc0f335
--- /dev/null
+++ b/bsps/shared/start/bspgetworkarea-default.c
@@ -0,0 +1,62 @@
+/**
+ * @file
+ *
+ * This routine is an implementation of the bsp_work_area_initialize()
+ * that can be used by all BSPs following linkcmds conventions
+ * regarding heap, stack, and workspace allocation.
+ */
+
+/*
+ * COPYRIGHT (c) 1989-2008.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * Copyright (c) 2011-2012 embedded brains GmbH.
+ *
+ * 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>
+#ifdef BSP_INTERRUPT_STACK_AT_WORK_AREA_BEGIN
+  #include <rtems/config.h>
+#endif
+
+#if defined(HAS_UBOOT) && !defined(BSP_DISABLE_UBOOT_WORK_AREA_CONFIG)
+  #define USE_UBOOT
+#endif
+
+/*
+ *  These are provided by the linkcmds for ALL of the BSPs which use this file.
+ */
+extern char WorkAreaBase[];
+
+/*
+ *  We may get the size information from U-Boot or the linker scripts.
+ */
+#ifdef USE_UBOOT
+  #include <bsp/u-boot.h>
+#else
+  extern char RamBase[];
+  extern char RamSize[];
+#endif
+
+void bsp_work_area_initialize(void)
+{
+  uintptr_t work_base = (uintptr_t) WorkAreaBase;
+  uintptr_t ram_end;
+
+  #ifdef USE_UBOOT
+    ram_end = (uintptr_t) bsp_uboot_board_info.bi_memstart +
+                          bsp_uboot_board_info.bi_memsize;
+  #else
+    ram_end = (uintptr_t)RamBase + (uintptr_t)RamSize;
+  #endif
+
+  #ifdef BSP_INTERRUPT_STACK_AT_WORK_AREA_BEGIN
+    work_base += rtems_configuration_get_interrupt_stack_size();
+  #endif
+
+  bsp_work_area_initialize_default( (void *) work_base, ram_end - work_base );
+}