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, 184 insertions, 0 deletions

diff --git a/bsps/sparc/erc32/include/bsp.h b/bsps/sparc/erc32/include/bsp.h
new file mode 100644
index 0000000000..71719f9cf3
--- /dev/null
+++ b/bsps/sparc/erc32/include/bsp.h
@@ -0,0 +1,184 @@
+/**
+ * @file
+ *
+ * @ingroup sparc_erc32
+ *
+ * @brief Global BSP Definitions.
+ */
+
+/*
+ *  COPYRIGHT (c) 1989-2007.
+ *  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.
+ *
+ *  Ported to ERC32 implementation of the SPARC by On-Line Applications
+ *  Research Corporation (OAR) under contract to the European Space
+ *  Agency (ESA).
+ *
+ *  ERC32 modifications of respective RTEMS file: COPYRIGHT (c) 1995.
+ *  European Space Agency.
+ */
+
+#ifndef LIBBSP_SPARC_ERC32_BSP_H
+#define LIBBSP_SPARC_ERC32_BSP_H
+
+#include <bspopts.h>
+#include <bsp/default-initial-extension.h>
+
+#include <rtems.h>
+#include <erc32.h>
+#include <rtems/irq-extension.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * @defgroup sparc_erc32 ERC32 Support
+ *
+ * @ingroup bsp_sparc
+ *
+ * @brief ERC32 Support Package
+ */
+
+/*
+ *  BSP provides its own Idle thread body
+ */
+void *bsp_idle_thread( uintptr_t ignored );
+#define BSP_IDLE_TASK_BODY bsp_idle_thread
+
+/*
+ * Network driver configuration
+ */
+struct rtems_bsdnet_ifconfig;
+extern int rtems_erc32_sonic_driver_attach(
+  struct rtems_bsdnet_ifconfig *config
+);
+#define RTEMS_BSP_NETWORK_DRIVER_NAME   "sonic1"
+#define RTEMS_BSP_NETWORK_DRIVER_ATTACH rtems_erc32_sonic_driver_attach
+
+/* Constants */
+
+/*
+ *  Information placed in the linkcmds file.
+ */
+
+extern int   RAM_START;
+extern int   RAM_END;
+extern int   RAM_SIZE;
+
+extern int   PROM_START;
+extern int   PROM_END;
+extern int   PROM_SIZE;
+
+extern int   CLOCK_SPEED;
+
+extern int   end;        /* last address in the program */
+
+/* functions */
+
+rtems_isr_entry set_vector(                     /* returns old vector */
+    rtems_isr_entry     handler,                /* isr routine        */
+    rtems_vector_number vector,                 /* vector number      */
+    int                 type                    /* RTEMS or RAW intr  */
+);
+
+void BSP_fatal_exit(uint32_t error);
+
+void bsp_spurious_initialize( void );
+
+/* Interrupt Service Routine (ISR) pointer */
+typedef void (*bsp_shared_isr)(void *arg);
+
+/* Initializes the Shared System Interrupt service */
+extern void BSP_shared_interrupt_init(void);
+
+/* Called directly from IRQ trap handler TRAP[0x10..0x1F] = IRQ[0..15] */
+void bsp_isr_handler(rtems_vector_number vector);
+
+/* Registers a shared IRQ handler, and enable it at IRQ controller. Multiple
+ * interrupt handlers may use the same IRQ number, all ISRs will be called
+ * when an interrupt on that line is fired.
+ *
+ * Arguments
+ *  irq       System IRQ number
+ *  info      Optional Name of IRQ source
+ *  isr       Function pointer to the ISR
+ *  arg       Second argument to function isr
+ */
+static __inline__ int BSP_shared_interrupt_register
+       (
+       int irq,
+       const char *info,
+       bsp_shared_isr isr,
+       void *arg
+       )
+{
+       return rtems_interrupt_handler_install(irq, info,
+                                       RTEMS_INTERRUPT_SHARED, isr, arg);
+}
+
+/* Unregister previously registered shared IRQ handler.
+ *
+ * Arguments
+ *  irq       System IRQ number
+ *  isr       Function pointer to the ISR
+ *  arg       Second argument to function isr
+ */
+static __inline__ int BSP_shared_interrupt_unregister
+       (
+       int irq,
+       bsp_shared_isr isr,
+       void *arg
+       )
+{
+       return rtems_interrupt_handler_remove(irq, isr, arg);
+}
+
+/* Clear interrupt pending on IRQ controller, this is typically done on a
+ * level triggered interrupt source such as PCI to avoid taking double IRQs.
+ * In such a case the interrupt source must be cleared first on LEON, before
+ * acknowledging the IRQ with this function.
+ *
+ * Arguments
+ *  irq       System IRQ number
+ */
+extern void BSP_shared_interrupt_clear(int irq);
+
+/* Enable Interrupt. This function will unmask the IRQ at the interrupt
+ * controller. This is normally done by _register(). Note that this will
+ * affect all ISRs on this IRQ.
+ *
+ * Arguments
+ *  irq       System IRQ number
+ */
+extern void BSP_shared_interrupt_unmask(int irq);
+
+/* Disable Interrupt. This function will mask one IRQ at the interrupt
+ * controller. This is normally done by _unregister().  Note that this will
+ * affect all ISRs on this IRQ.
+ *
+ * Arguments
+ *  irq         System IRQ number
+ */
+extern void BSP_shared_interrupt_mask(int irq);
+
+/*
+ *  Delay for the specified number of microseconds.
+ */
+void rtems_bsp_delay(int usecs);
+
+/*
+ * Prototypes for methods used across file boundaries
+ */
+void console_outbyte_polled(int  port, unsigned char ch);
+int console_inbyte_nonblocking(int port);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif