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, 86 insertions, 0 deletions

diff --git a/bsps/powerpc/mpc8260ads/include/bsp.h b/bsps/powerpc/mpc8260ads/include/bsp.h
new file mode 100644
index 0000000000..c207a2ec99
--- /dev/null
+++ b/bsps/powerpc/mpc8260ads/include/bsp.h
@@ -0,0 +1,86 @@
+/*
+ *  This include file contains all board IO definitions.
+ */
+
+/*
+ *  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 LIBBSP_POWERPC_MPC8260ADS_BSP_H
+#define LIBBSP_POWERPC_MPC8260ADS_BSP_H
+
+#include <bspopts.h>
+#include <bsp/default-initial-extension.h>
+
+#include <rtems.h>
+#include <mpc8260.h>
+#include <mpc8260/cpm.h>
+#include <mpc8260/mmu.h>
+#include <mpc8260/console.h>
+#include <bsp/irq.h>
+#include <bsp/vectors.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * Board configuration registers
+ */
+
+typedef struct bcsr
+
+{
+    uint32_t          bcsr0; /* Board Control and Status Register */
+    uint32_t          bcsr1;
+    uint32_t          bcsr2;
+    uint32_t          bcsr3;
+
+} BCSR;
+
+/*
+ * Network driver configuration
+ */
+struct rtems_bsdnet_ifconfig;
+extern int rtems_enet_driver_attach (struct rtems_bsdnet_ifconfig *config, int attaching);
+#define RTEMS_BSP_NETWORK_DRIVER_NAME	"eth1"
+#define RTEMS_BSP_NETWORK_DRIVER_ATTACH	rtems_enet_driver_attach
+
+/* miscellaneous stuff assumed to exist */
+
+/*
+ * We need to decide how much memory will be non-cacheable. This
+ * will mainly be memory that will be used in DMA (network and serial
+ * buffers).
+ */
+/*
+#define NOCACHE_MEM_SIZE 512*1024
+*/
+
+/* functions */
+
+#if 0
+void M8260ExecuteRISC( uint32_t         command );
+void *M8260AllocateBufferDescriptors( int count );
+void *M8260AllocateRiscTimers( int count );
+extern char M8260DefaultWatchdogFeeder;
+#endif
+
+/*
+ * Prototypes for items shared across file boundaries in the BSP
+ */
+extern uint32_t bsp_serial_per_sec;
+void *bsp_idle_thread( uintptr_t ignored );
+void  cpu_init(void);
+int mbx8xx_console_get_configuration(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif