1 files changed, 124 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/c4x/c4xsim/startup/bspstart.c b/c/src/lib/libbsp/c4x/c4xsim/startup/bspstart.c
new file mode 100644
index 0000000000..34adabdc48
--- /dev/null
+++ b/c/src/lib/libbsp/c4x/c4xsim/startup/bspstart.c
@@ -0,0 +1,124 @@
+/*
+ *  This set of routines starts the application.  It includes application,
+ *  board, and monitor specific initialization and configuration.
+ *  The generic CPU dependent initialization has been performed
+ *  before any of these are invoked.
+ *
+ *  COPYRIGHT (c) 1989-1999.
+ *  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.OARcorp.com/rtems/license.html.
+ *
+ *  $Id$
+ */
+
+#include <bsp.h>
+#include <rtems/libio.h>
+
+#include <libcsupport.h>
+
+#include <string.h>
+
+/*
+ *  The original table from the application and our copy of it with
+ *  some changes.
+ */
+ 
+extern rtems_configuration_table  Configuration;
+rtems_configuration_table         BSP_Configuration;
+
+rtems_cpu_table   Cpu_table;
+
+/*
+ *  Use the shared implementations of the following routines
+ */
+ 
+void bsp_postdriver_hook(void);
+void bsp_libc_init( void *, unsigned32, int );
+extern void bsp_spurious_initialize();
+
+/*
+ *  bsp_pretasking_hook
+ *
+ *  BSP pretasking hook.  Called just before drivers are initialized.
+ *  Used to setup libc and install any BSP extensions.
+ */
+
+void bsp_pretasking_hook(void)
+{
+  extern void *_HeapStart;
+  extern rtems_unsigned32 _HeapSize;
+
+  bsp_libc_init(&_HeapStart, (unsigned int) &_HeapSize, 0);
+
+#ifdef RTEMS_DEBUG
+  rtems_debug_enable( RTEMS_DEBUG_ALL_MASK );
+#endif
+
+  bsp_spurious_initialize();
+}
+
+/*
+ *  bsp_start
+ *
+ *  This routine does the bulk of the system initialization.
+ */
+
+#include <bspIo.h>
+
+BSP_output_char_function_type 		BSP_output_char;
+BSP_polling_getchar_function_type 	BSP_poll_char;
+extern void C4X_BSP_output_char(char c);
+
+void bsp_start( void )
+{
+  extern void *_WorkspaceBase;
+  extern rtems_unsigned32 _WorkspaceMax;
+  /*
+   * Set up our hooks
+   * Make sure libc_init is done before drivers initialized so that
+   * they can use atexit()
+   */
+
+  Cpu_table.pretasking_hook = bsp_pretasking_hook;    /* init libc, etc. */
+  Cpu_table.postdriver_hook = bsp_postdriver_hook;
+
+  /*
+   *  SIS does zero out memory BUT only when IT begins execution.  Thus
+   *  if we want to have a clean slate in the workspace each time we
+   *  begin execution of OUR application, then we must zero the workspace.
+   */
+  Cpu_table.do_zero_of_workspace = FALSE;
+
+  /*
+   *  This should be enough interrupt stack.
+   */
+
+  Cpu_table.interrupt_stack_size = 0;
+
+  BSP_Configuration.work_space_start = (void *)&_WorkspaceBase;
+  /* XXX check to see if satisfying small memory model */
+
+  if ( BSP_Configuration.work_space_size > (int) &_WorkspaceMax )
+    rtems_fatal_error_occurred( 0x43218765 );
+  
+
+  /*
+   *  Account for the console's resources
+   */
+
+  console_reserve_resources( &BSP_Configuration );
+
+  /*
+   * Add 1 extension for MPCI_fatal
+   */
+
+  if (BSP_Configuration.User_multiprocessing_table)
+    BSP_Configuration.maximum_extensions++;
+
+  
+  BSP_output_char = C4X_BSP_output_char;
+  BSP_poll_char = (BSP_polling_getchar_function_type) NULL;
+}