Remove make preinstall

A speciality of the RTEMS build system was the make preinstall step.  It
copied header files from arbitrary locations into the build tree.  The
header files were included via the -Bsome/build/tree/path GCC command
line option.

This has at least seven problems:

* The make preinstall step itself needs time and disk space.

* Errors in header files show up in the build tree copy.  This makes it
  hard for editors to open the right file to fix the error.

* There is no clear relationship between source and build tree header
  files.  This makes an audit of the build process difficult.

* The visibility of all header files in the build tree makes it
  difficult to enforce API barriers.  For example it is discouraged to
  use BSP-specifics in the cpukit.

* An introduction of a new build system is difficult.

* Include paths specified by the -B option are system headers.  This
  may suppress warnings.

* The parallel build had sporadic failures on some hosts.

This patch removes the make preinstall step.   All installed header
files are moved to dedicated include directories in the source tree.
Let @RTEMS_CPU@ be the target architecture, e.g. arm, powerpc, sparc,
etc.  Let @RTEMS_BSP_FAMILIY@ be a BSP family base directory, e.g.
erc32, imx, qoriq, etc.

The new cpukit include directories are:

* cpukit/include

* cpukit/score/cpu/@RTEMS_CPU@/include

* cpukit/libnetworking

The new BSP include directories are:

* bsps/include

* bsps/@RTEMS_CPU@/include

* bsps/@RTEMS_CPU@/@RTEMS_BSP_FAMILIY@/include

There are build tree include directories for generated files.

The include directory order favours the most general header file, e.g.
it is not possible to override general header files via the include path
order.

The "bootstrap -p" option was removed.  The new "bootstrap -H" option
should be used to regenerate the "headers.am" files.

Update #3254.

1 files changed, 50 insertions, 0 deletions

diff --git a/bsps/include/libchip/ata.h b/bsps/include/libchip/ata.h
new file mode 100644
index 0000000000..66cc46747d
--- /dev/null
+++ b/bsps/include/libchip/ata.h
@@ -0,0 +1,50 @@
+/*
+ * ata.h
+ *
+ * ATA RTEMS driver header file. This file should be included from an
+ * application.
+ *
+ * Copyright (C) 2002 OKTET Ltd., St.-Petersburg, Russia
+ * Author: Eugeny S. Mints <Eugeny.Mints@oktet.ru>
+ *
+ * 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 __ATA_H__
+#define __ATA_H__
+
+#include <rtems.h>
+#include <sys/ioctl.h>
+
+#include <rtems/blkdev.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+rtems_device_driver rtems_ata_initialize(
+        rtems_device_major_number major,
+        rtems_device_minor_number minor,
+        void *args);
+
+#define ATA_DRIVER_TABLE_ENTRY \
+    {rtems_ata_initialize, RTEMS_GENERIC_BLOCK_DEVICE_DRIVER_ENTRIES}
+
+/* ATA IOCTL request codes */
+#define ATAIO_SET_MULTIPLE_MODE          _IO('A', 1)
+
+/*
+ * ATA driver configuration parameters
+ * FIXME: should be configured more easy...
+ */
+#define ATA_DRIVER_MESSAGE_QUEUE_SIZE    50
+#define ATA_DRIVER_TASK_STACK_SIZE       16*1024
+#define ATA_DRIVER_TASK_DEFAULT_PRIORITY 140
+  extern rtems_task_priority rtems_ata_driver_task_priority;
+#ifdef __cplusplus
+}
+#endif
+
+
+#endif /* __ATA_H__ */