2003-08-06 Thomas Doerfler<Thomas.Doerfler@imd-systems.de>

PR 369/filesystem
	* Makefile.am, configure.ac: sample application to show the use of the
	DOSFS functions
	* fileio/Makefile.am, fileio/fileio.doc, fileio/init.c,
	fileio/system.h: New files.

testsuites/samples/fileio/system.h

@@ -0,0 +1,136 @@
+/*  system.h
+ *
+ *  This include file contains information that is included in every
+ *  function in the test set.
+ *
+ *  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.
+ *
+ *  system.h,v 1.13 2000/06/12 15:00:12 joel Exp
+ */
+
+#include <rtems.h>
+
+/* functions */
+
+rtems_task Init(
+  rtems_task_argument argument
+);
+
+/* global variables */
+
+
+/* configuration information */
+
+#include <bsp.h> /* for device driver prototypes */
+#include <libchip/ata.h> /* for ata driver prototype */
+#include <libchip/ide_ctrl.h> /* for general ide driver prototype */
+
+#define CONFIGURE_APPLICATION_NEEDS_CONSOLE_DRIVER
+#define CONFIGURE_APPLICATION_NEEDS_CLOCK_DRIVER
+#define CONFIGURE_USE_IMFS_AS_BASE_FILESYSTEM
+
+#define CONFIGURE_HAS_OWN_DEVICE_DRIVER_TABLE
+
+#ifdef CONFIGURE_INIT
+rtems_driver_address_table Device_drivers[] =
+	{
+	CONSOLE_DRIVER_TABLE_ENTRY
+	,CLOCK_DRIVER_TABLE_ENTRY
+#ifdef RTEMS_BSP_HAS_IDE_DRIVER
+	,IDE_CONTROLLER_DRIVER_TABLE_ENTRY
+	/* important: ATA driver must be after ide drivers */
+	,ATA_DRIVER_TABLE_ENTRY 
+#endif
+	};
+
+#include <rtems/bdbuf.h>
+rtems_bdbuf_config rtems_bdbuf_configuration[] = {
+  {512,128,NULL}
+};
+int rtems_bdbuf_configuration_size =( sizeof(rtems_bdbuf_configuration)
+				     /sizeof(rtems_bdbuf_configuration[0]));
+#endif
+
+
+/*
+ * XXX: these values are higher than needed...
+ */
+#define CONFIGURE_MAXIMUM_TASKS             20
+#define CONFIGURE_MAXIMUM_SEMAPHORES        20
+#define CONFIGURE_MAXIMUM_MESSAGE_QUEUES    20
+#define CONFIGURE_LIBIO_MAXIMUM_FILE_DESCRIPTORS 20
+#define CONFIGURE_RTEMS_INIT_TASKS_TABLE
+
+#define CONFIGURE_EXTRA_TASK_STACKS         (3 * RTEMS_MINIMUM_STACK_SIZE)
+
+#include <confdefs.h>
+
+/*
+ *  Handy macros and static inline functions
+ */
+
+/*
+ *  Macro to hide the ugliness of printing the time.
+ */
+
+#define print_time(_s1, _tb, _s2) \
+  do { \
+    printf( "%s%02d:%02d:%02d   %02d/%02d/%04d%s", \
+       _s1, (_tb)->hour, (_tb)->minute, (_tb)->second, \
+       (_tb)->month, (_tb)->day, (_tb)->year, _s2 ); \
+    fflush(stdout); \
+  } while ( 0 )
+
+/*
+ *  Macro to print an task name that is composed of ASCII characters.
+ *
+ */
+
+#define put_name( _name, _crlf ) \
+  do { \
+    rtems_unsigned32 c0, c1, c2, c3; \
+    \
+    c0 = ((_name) >> 24) & 0xff; \
+    c1 = ((_name) >> 16) & 0xff; \
+    c2 = ((_name) >> 8) & 0xff; \
+    c3 = (_name) & 0xff; \
+    putchar( (char)c0 ); \
+    if ( c1 ) putchar( (char)c1 ); \
+    if ( c2 ) putchar( (char)c2 ); \
+    if ( c3 ) putchar( (char)c3 ); \
+    if ( (_crlf) ) \
+      putchar( '\n' ); \
+  } while (0)
+
+/*
+ *  static inline routine to make obtaining ticks per second easier.
+ */
+
+static inline rtems_unsigned32 get_ticks_per_second( void )
+{
+  rtems_interval ticks_per_second;
+  (void) rtems_clock_get( RTEMS_CLOCK_GET_TICKS_PER_SECOND, &ticks_per_second );  return ticks_per_second;
+}
+
+
+/*
+ *  This allows us to view the "Test_task" instantiations as a set
+ *  of numbered tasks by eliminating the number of application
+ *  tasks created.
+ *
+ *  In reality, this is too complex for the purposes of this
+ *  example.  It would have been easier to pass a task argument. :)
+ *  But it shows how rtems_id's can sometimes be used.
+ */
+
+#define task_number( tid ) \
+  ( rtems_get_index( tid ) - \
+     rtems_configuration_get_rtems_api_configuration()->number_of_initialization_tasks )
+
+/* end of include file */
+