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, 128 insertions, 0 deletions

diff --git a/bsps/arm/lpc24xx/include/bsp.h b/bsps/arm/lpc24xx/include/bsp.h
new file mode 100644
index 0000000000..5424808841
--- /dev/null
+++ b/bsps/arm/lpc24xx/include/bsp.h
@@ -0,0 +1,128 @@
+/**
+ * @file
+ *
+ * @ingroup lpc24xx
+ *
+ * @brief Global BSP definitions.
+ */
+
+/*
+ * Copyright (c) 2008-2014 embedded brains GmbH.  All rights reserved.
+ *
+ *  embedded brains GmbH
+ *  Dornierstr. 4
+ *  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_ARM_LPC24XX_BSP_H
+#define LIBBSP_ARM_LPC24XX_BSP_H
+
+#include <bspopts.h>
+
+#define BSP_FEATURE_IRQ_EXTENSION
+
+#define LPC24XX_PCLK (LPC24XX_CCLK / LPC24XX_PCLKDIV)
+
+#define LPC24XX_EMCCLK (LPC24XX_CCLK / LPC24XX_EMCCLKDIV)
+
+#define LPC24XX_MPU_REGION_COUNT 8
+
+#define BSP_ARMV7M_IRQ_PRIORITY_DEFAULT (29 << 3)
+
+#define BSP_ARMV7M_SYSTICK_PRIORITY (30 << 3)
+
+#define BSP_ARMV7M_SYSTICK_FREQUENCY LPC24XX_CCLK
+
+#ifndef ASM
+
+#include <rtems.h>
+
+#include <bsp/default-initial-extension.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+struct rtems_bsdnet_ifconfig;
+
+struct rtems_termios_device_context;
+
+/**
+ * @defgroup lpc24xx LPC24XX Support
+ *
+ * @ingroup bsp_arm
+ *
+ * @brief LPC24XX support package.
+ *
+ * @{
+ */
+
+/**
+ * @brief Network driver attach and detach function.
+ */
+int lpc_eth_attach_detach(
+  struct rtems_bsdnet_ifconfig *config,
+  int attaching
+);
+
+/**
+ * @brief Standard network driver attach and detach function.
+ */
+#define RTEMS_BSP_NETWORK_DRIVER_ATTACH lpc_eth_attach_detach
+
+/**
+ * @brief Standard network driver name.
+ */
+#define RTEMS_BSP_NETWORK_DRIVER_NAME "eth0"
+
+/**
+ * @brief Optimized idle task.
+ *
+ * This idle task sets the power mode to idle.  This causes the processor clock
+ * to be stopped, while on-chip peripherals remain active.  Any enabled
+ * interrupt from a peripheral or an external interrupt source will cause the
+ * processor to resume execution.
+ *
+ * To enable the idle task use the following in the system configuration:
+ *
+ * @code
+ * #include <bsp.h>
+ *
+ * #define CONFIGURE_INIT
+ *
+ * #define CONFIGURE_IDLE_TASK_BODY bsp_idle_thread
+ *
+ * #include <confdefs.h>
+ * @endcode
+ */
+void *bsp_idle_thread(uintptr_t ignored);
+
+#ifdef ARM_MULTILIB_ARCH_V4
+  #define BSP_CONSOLE_UART_BASE 0xe000c000
+#else
+  #define BSP_CONSOLE_UART_BASE 0x4000c000
+#endif
+
+void bsp_restart(void *addr);
+
+bool lpc24xx_uart_probe_1(struct rtems_termios_device_context *context);
+
+bool lpc24xx_uart_probe_2(struct rtems_termios_device_context *context);
+
+bool lpc24xx_uart_probe_3(struct rtems_termios_device_context *context);
+
+/** @} */
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* ASM */
+
+#endif /* LIBBSP_ARM_LPC24XX_BSP_H */