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, 77 insertions, 0 deletions

diff --git a/bsps/i386/pc386/include/bsp/rtd316.h b/bsps/i386/pc386/include/bsp/rtd316.h
new file mode 100644
index 0000000000..aabad2c263
--- /dev/null
+++ b/bsps/i386/pc386/include/bsp/rtd316.h
@@ -0,0 +1,77 @@
+/**
+ * @file
+ *
+ * @ingroup i386_pc386
+ *
+ * @brief RTD316 driver interface defintions.
+ */
+
+/*
+ *  COPYRIGHT (c) 1989-2014.
+ *  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.rtems.org/license/LICENSE.
+ */
+
+#ifndef _BSP_RTD_316_h
+#define _BSP_RTD_316_h
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ *  This macro defines the standard device driver table entry for
+ *  a console device driver.
+ */
+#define RTD316_DRIVER_TABLE_ENTRY \
+  { rtd316_initialize, NULL, NULL, NULL, NULL, NULL }
+
+/**
+ *  @brief RTD316 Initialization Entry Point
+ *
+ *  This method initializes the RTD316 device driver.
+ *
+ *  @param[in] major is the device driver major number
+ *  @param[in] minor is the device driver minor number
+ *  @param[in] arg is the parameters to this call
+ *
+ *  @return This method returns RTEMS_SUCCESSFUL when
+ *          the device driver is successfully initialized.
+ */
+rtems_device_driver rtd316_initialize(
+  rtems_device_major_number  major,
+  rtems_device_minor_number  minor,
+  void                      *arg
+);
+
+/**
+ *  @brief RTD316 Obtain Register Helper
+ *
+ *  This method is used to read registers on the RTD316.
+ *
+ *  @param[in] addr is the base address
+ *  @param[in] reg is the register number
+ *
+ *  @return This method returns the value of the register.
+ */
+uint8_t rtd316_com_get_register(uint32_t addr, uint8_t reg);
+
+/**
+ *  @brief RTD316 Set Register Helper
+ *
+ *  This method is used to set registers on the RTD316.
+ *
+ *  @param[in] addr is the base address
+ *  @param[in] reg is the register number
+ */
+void rtd316_com_set_register(uint32_t addr,uint8_t reg, uint8_t val);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+/* end of include file */