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, 163 insertions, 0 deletions

diff --git a/bsps/powerpc/gen83xx/include/bsp.h b/bsps/powerpc/gen83xx/include/bsp.h
new file mode 100644
index 0000000000..59fd20de54
--- /dev/null
+++ b/bsps/powerpc/gen83xx/include/bsp.h
@@ -0,0 +1,163 @@
+/*===============================================================*\
+| Project: RTEMS generic MPC83xx BSP                              |
++-----------------------------------------------------------------+
+|                    Copyright (c) 2007                           |
+|                    Embedded Brains GmbH                         |
+|                    Obere Lagerstr. 30                           |
+|                    D-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.                           |
+|                                                                 |
++-----------------------------------------------------------------+
+| this file contains board specific definitions                   |
+\*===============================================================*/
+
+
+#ifndef LIBBSP_POWERPC_GEN83XX_BSP_H
+#define LIBBSP_POWERPC_GEN83XX_BSP_H
+
+#define BSP_FEATURE_IRQ_EXTENSION
+
+#include <bspopts.h>
+
+#include <libcpu/powerpc-utility.h>
+
+#include <bsp/hwreg_vals.h>
+
+/*
+ * Some symbols defined in the linker command file.
+ */
+
+LINKER_SYMBOL(bsp_ram_start);
+LINKER_SYMBOL(bsp_ram_end);
+LINKER_SYMBOL(bsp_ram_size);
+
+LINKER_SYMBOL(bsp_rom_start);
+LINKER_SYMBOL(bsp_rom_end);
+LINKER_SYMBOL(bsp_rom_size);
+
+LINKER_SYMBOL(bsp_section_text_start);
+LINKER_SYMBOL(bsp_section_text_end);
+LINKER_SYMBOL(bsp_section_text_size);
+
+LINKER_SYMBOL(bsp_section_data_start);
+LINKER_SYMBOL(bsp_section_data_end);
+LINKER_SYMBOL(bsp_section_data_size);
+
+LINKER_SYMBOL(bsp_section_bss_start);
+LINKER_SYMBOL(bsp_section_bss_end);
+LINKER_SYMBOL(bsp_section_bss_size);
+
+LINKER_SYMBOL(bsp_interrupt_stack_start);
+LINKER_SYMBOL(bsp_interrupt_stack_end);
+LINKER_SYMBOL(bsp_interrupt_stack_size);
+
+LINKER_SYMBOL(bsp_work_area_start);
+
+LINKER_SYMBOL(IMMRBAR);
+
+#ifndef ASM
+
+#include <rtems.h>
+#include <bsp/vectors.h>
+#include <bsp/irq.h>
+#include <bsp/default-initial-extension.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * indicate, that BSP has no IDE driver
+ */
+#undef RTEMS_BSP_HAS_IDE_DRIVER
+
+/* misc macros */
+#define BSP_ARRAY_CNT(arr) (sizeof(arr)/sizeof(arr[0]))
+
+void *bsp_idle_thread( uintptr_t ignored );
+#define BSP_IDLE_TASK_BODY bsp_idle_thread
+
+/* functions */
+rtems_status_code bsp_register_i2c(void);
+rtems_status_code bsp_register_spi(void);
+
+/*
+ * Network driver configuration
+ */
+struct rtems_bsdnet_ifconfig;
+extern int BSP_tsec_attach(struct rtems_bsdnet_ifconfig *config,int attaching);
+#define RTEMS_BSP_NETWORK_DRIVER_ATTACH	BSP_tsec_attach
+
+#ifdef MPC83XX_BOARD_MPC8313ERDB
+  #define RTEMS_BSP_NETWORK_DRIVER_NAME "tsec2"
+  #define RTEMS_BSP_NETWORK_DRIVER_NAME2 "tsec1"
+#else
+  #define RTEMS_BSP_NETWORK_DRIVER_NAME "tsec1"
+  #define RTEMS_BSP_NETWORK_DRIVER_NAME2 "tsec2"
+#endif
+
+#if defined(MPC83XX_BOARD_MPC8349EAMDS)
+/*
+ * i2c EEPROM device name
+ */
+#define RTEMS_BSP_I2C_EEPROM_DEVICE_NAME "eeprom"
+#define RTEMS_BSP_I2C_EEPROM_DEVICE_PATH "/dev/i2c1.eeprom"
+
+/*
+ * SPI Flash device name
+ */
+#define RTEMS_BSP_SPI_FLASH_DEVICE_NAME "flash"
+#define RTEMS_BSP_SPI_FLASH_DEVICE_PATH "/dev/spi.flash"
+#endif /* defined(MPC83XX_BOARD_MPC8349EAMDS) */
+
+#if defined(MPC83XX_BOARD_HSC_CM01)
+/*
+ * i2c EEPROM device name
+ */
+#define RTEMS_BSP_I2C_EEPROM_DEVICE_NAME "eeprom"
+#define RTEMS_BSP_I2C_EEPROM_DEVICE_PATH "/dev/i2c1.eeprom"
+
+/*
+ * SPI FRAM device name
+ */
+#define RTEMS_BSP_SPI_FRAM_DEVICE_NAME "fram"
+#define RTEMS_BSP_SPI_FRAM_DEVICE_PATH "/dev/spi.fram"
+#endif /* defined(MPC83XX_BOARD_HSC_CM01) */
+
+extern unsigned int BSP_bus_frequency;
+
+extern uint32_t bsp_clicks_per_usec;
+
+/*
+ *  Convert decrementer value to tenths of microseconds (used by shared timer
+ *  driver).
+ */
+#define BSP_Convert_decrementer( _value ) \
+  ((int) (((_value) * 10) / bsp_clicks_per_usec))
+
+void mpc83xx_zero_4( void *dest, size_t n);
+
+void cpu_init( void);
+
+void bsp_restart(void *addr);
+
+#if defined(HAS_UBOOT)
+  /* Routine to obtain U-Boot environment variables */
+  const char *bsp_uboot_getenv(
+    const char *name
+  );
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* ASM */
+
+#endif /* GEN83xx */