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, 64 insertions, 0 deletions

diff --git a/bsps/arm/stm32f4/include/bsp/stm32f4xxxx_exti.h b/bsps/arm/stm32f4/include/bsp/stm32f4xxxx_exti.h
new file mode 100644
index 0000000000..df44ad56e8
--- /dev/null
+++ b/bsps/arm/stm32f4/include/bsp/stm32f4xxxx_exti.h
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2013 Chris Nott.  All rights reserved.
+ *
+ *  Virtual Logic
+ *  21-25 King St.
+ *  Rockdale NSW 2216
+ *  Australia
+ *  <rtems@vl.com.au>
+ *
+ * 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_STM32F4_STM32F4XXXX_EXTI_H
+#define LIBBSP_ARM_STM32F4_STM32F4XXXX_EXTI_H
+
+#include <bsp/utility.h>
+
+#define EXTI_PORTA 0
+#define EXTI_PORTB 1
+#define EXTI_PORTC 2
+#define EXTI_PORTD 3
+#define EXTI_PORTE 4
+#define EXTI_PORTF 5
+#define EXTI_PORTG 6
+#define EXTI_PORTH 7
+#define EXTI_PORTI 8
+
+#define STM32F4_EXTI_LINE22							BSP_BIT32(21)
+#define STM32F4_EXTI_LINE21							BSP_BIT32(21)
+#define STM32F4_EXTI_LINE20							BSP_BIT32(20)
+#define STM32F4_EXTI_LINE19							BSP_BIT32(19)
+#define STM32F4_EXTI_LINE18							BSP_BIT32(18)
+#define STM32F4_EXTI_LINE17							BSP_BIT32(17)
+#define STM32F4_EXTI_LINE16							BSP_BIT32(16)
+#define STM32F4_EXTI_LINE15							BSP_BIT32(15)
+#define STM32F4_EXTI_LINE14							BSP_BIT32(14)
+#define STM32F4_EXTI_LINE13							BSP_BIT32(13)
+#define STM32F4_EXTI_LINE12							BSP_BIT32(12)
+#define STM32F4_EXTI_LINE11							BSP_BIT32(11)
+#define STM32F4_EXTI_LINE10							BSP_BIT32(10)
+#define STM32F4_EXTI_LINE9							BSP_BIT32(9)
+#define STM32F4_EXTI_LINE8							BSP_BIT32(8)
+#define STM32F4_EXTI_LINE7							BSP_BIT32(7)
+#define STM32F4_EXTI_LINE6							BSP_BIT32(6)
+#define STM32F4_EXTI_LINE5							BSP_BIT32(5)
+#define STM32F4_EXTI_LINE4							BSP_BIT32(4)
+#define STM32F4_EXTI_LINE3							BSP_BIT32(3)
+#define STM32F4_EXTI_LINE2							BSP_BIT32(2)
+#define STM32F4_EXTI_LINE1							BSP_BIT32(1)
+#define STM32F4_EXTI_LINE0							BSP_BIT32(0)
+
+struct stm32f4_exti_s {
+	uint32_t imr;		// Interrupt mask
+	uint32_t emr;		// Event mask
+	uint32_t rtsr;	// Rising trigger selection
+	uint32_t ftsr;	// Falling trigger selection
+	uint32_t swier;	// Software interrupt event
+	uint32_t pr;		// Pending
+} __attribute__ ((packed));
+typedef struct stm32f4_exti_s stm32f4_exti;
+
+#endif /* LIBBSP_ARM_STM32F4_STM32F4XXXX_EXTI_H */