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, 104 insertions, 0 deletions

diff --git a/bsps/powerpc/mpc55xxevb/include/bsp.h b/bsps/powerpc/mpc55xxevb/include/bsp.h
new file mode 100644
index 0000000000..eee5d208c1
--- /dev/null
+++ b/bsps/powerpc/mpc55xxevb/include/bsp.h
@@ -0,0 +1,104 @@
+/**
+ * @file
+ *
+ * @ingroup mpc55xx
+ *
+ * @brief Global BSP variables and functions
+ */
+
+/*
+ * Copyright (c) 2008-2012 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Obere Lagerstr. 30
+ *  82178 Puchheim
+ *  Germany
+ *  <rtems@embedded-brains.de>
+ *
+ * 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_MPC55XXEVB_BSP_H
+#define LIBBSP_POWERPC_MPC55XXEVB_BSP_H
+
+#include <bspopts.h>
+
+#define BSP_INTERRUPT_STACK_AT_WORK_AREA_BEGIN
+
+#define BSP_FEATURE_IRQ_EXTENSION
+
+#define MPC55XX_PERIPHERAL_CLOCK \
+  (MPC55XX_SYSTEM_CLOCK / MPC55XX_SYSTEM_CLOCK_DIVIDER)
+
+#ifndef ASM
+
+#include <rtems.h>
+
+#include <libcpu/powerpc-utility.h>
+
+#include <bsp/tictac.h>
+#include <bsp/linker-symbols.h>
+#include <bsp/default-initial-extension.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/** @brief System clock frequency */
+extern unsigned int bsp_clock_speed;
+
+/** @brief Time base clicks per micro second */
+extern uint32_t bsp_clicks_per_usec;
+
+/** @brief Convert Decrementer ticks to microseconds */
+#define BSP_Convert_decrementer( _value ) \
+  (((unsigned long long) (_value)) / ((unsigned long long)bsp_clicks_per_usec))
+
+rtems_status_code mpc55xx_sd_card_init( bool mount);
+
+/* Network driver configuration */
+
+struct rtems_bsdnet_ifconfig;
+
+int smsc9218i_attach_detach(
+  struct rtems_bsdnet_ifconfig *config,
+  int attaching
+);
+
+#define RTEMS_BSP_NETWORK_DRIVER_ATTACH smsc9218i_attach_detach
+
+#define RTEMS_BSP_NETWORK_DRIVER_NAME "eth0"
+
+rtems_status_code bsp_register_i2c(void);
+
+void bsp_restart(void *addr);
+
+void *bsp_idle_thread(uintptr_t arg);
+
+#define BSP_IDLE_TASK_BODY bsp_idle_thread
+
+LINKER_SYMBOL(bsp_section_dsram_begin)
+LINKER_SYMBOL(bsp_section_dsram_end)
+LINKER_SYMBOL(bsp_section_dsram_size)
+LINKER_SYMBOL(bsp_section_dsram_load_begin)
+LINKER_SYMBOL(bsp_section_dsram_load_end)
+
+#define BSP_DSRAM_SECTION __attribute__((section(".bsp_dsram")))
+
+LINKER_SYMBOL(bsp_section_sysram_begin)
+LINKER_SYMBOL(bsp_section_sysram_end)
+LINKER_SYMBOL(bsp_section_sysram_size)
+LINKER_SYMBOL(bsp_section_sysram_load_begin)
+LINKER_SYMBOL(bsp_section_sysram_load_end)
+
+#define BSP_SYSRAM_SECTION __attribute__((section(".bsp_sysram")))
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* ASM */
+
+#endif /* LIBBSP_POWERPC_MPC55XXEVB_BSP_H */