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, 46 insertions, 0 deletions

diff --git a/bsps/bfin/include/libcpu/cecRegs.h b/bsps/bfin/include/libcpu/cecRegs.h
new file mode 100644
index 0000000000..89564c6f70
--- /dev/null
+++ b/bsps/bfin/include/libcpu/cecRegs.h
@@ -0,0 +1,46 @@
+/*  Blackfin Core Event Controller Registers
+ *
+ *  Copyright (c) 2008 Kallisti Labs, Los Gatos, CA, USA
+ *             written by Allan Hessenflow <allanh@kallisti.com>
+ *
+ *  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 _cecRegs_h_
+#define _cecRegs_h_
+
+/* register addresses */
+#define CEC_EVT_BASE                              0xffe02000
+#define CEC_EVT_COUNT                                     16
+#define CEC_EVT_PITCH                                   0x04
+#define CEC_EVT0                                  0xffe02000
+#define CEC_EVT1                                  0xffe02004
+#define CEC_EVT2                                  0xffe02008
+#define CEC_EVT3                                  0xffe0200c
+#define CEC_EVT4                                  0xffe02010
+#define CEC_EVT5                                  0xffe02014
+#define CEC_EVT6                                  0xffe02018
+#define CEC_EVT7                                  0xffe0201c
+#define CEC_EVT8                                  0xffe02020
+#define CEC_EVT9                                  0xffe02024
+#define CEC_EVT10                                 0xffe02028
+#define CEC_EVT11                                 0xffe0202c
+#define CEC_EVT12                                 0xffe02030
+#define CEC_EVT13                                 0xffe02034
+#define CEC_EVT14                                 0xffe02038
+#define CEC_EVT15                                 0xffe0203c
+#define CEC_IMASK                                 0xffe02104
+#define CEC_IPEND                                 0xffe02108
+#define CEC_ILAT                                  0xffe0210c
+#define CEC_IPRIO                                 0xffe02110
+
+
+/* register fields */
+
+#define CEC_IPRIO_IPRIO_MARK_MASK                 0x0000000f
+#define CEC_IPRIO_IPRIO_MARK_SHIFT                         0
+
+
+#endif /* _cecRegs_h_ */