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, 135 insertions, 0 deletions

diff --git a/bsps/arm/atsam/include/libchip/include/samv71/component/component_acc.h b/bsps/arm/atsam/include/libchip/include/samv71/component/component_acc.h
new file mode 100644
index 0000000000..593effacef
--- /dev/null
+++ b/bsps/arm/atsam/include/libchip/include/samv71/component/component_acc.h
@@ -0,0 +1,135 @@
+/* ---------------------------------------------------------------------------- */
+/*                  Atmel Microcontroller Software Support                      */
+/*                       SAM Software Package License                           */
+/* ---------------------------------------------------------------------------- */
+/* Copyright (c) 2015, Atmel Corporation                                        */
+/*                                                                              */
+/* All rights reserved.                                                         */
+/*                                                                              */
+/* Redistribution and use in source and binary forms, with or without           */
+/* modification, are permitted provided that the following condition is met:    */
+/*                                                                              */
+/* - Redistributions of source code must retain the above copyright notice,     */
+/* this list of conditions and the disclaimer below.                            */
+/*                                                                              */
+/* Atmel's name may not be used to endorse or promote products derived from     */
+/* this software without specific prior written permission.                     */
+/*                                                                              */
+/* DISCLAIMER:  THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR   */
+/* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE   */
+/* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,      */
+/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT */
+/* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,  */
+/* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF    */
+/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING         */
+/* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, */
+/* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.                           */
+/* ---------------------------------------------------------------------------- */
+
+#ifndef _SAMV71_ACC_COMPONENT_
+#define _SAMV71_ACC_COMPONENT_
+
+/* ============================================================================= */
+/**  SOFTWARE API DEFINITION FOR Analog Comparator Controller */
+/* ============================================================================= */
+/** \addtogroup SAMV71_ACC Analog Comparator Controller */
+/*@{*/
+
+#if !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__))
+/** \brief Acc hardware registers */
+typedef struct {
+  __O  uint32_t ACC_CR;        /**< \brief (Acc Offset: 0x00) Control Register */
+  __IO uint32_t ACC_MR;        /**< \brief (Acc Offset: 0x04) Mode Register */
+  __I  uint32_t Reserved1[7];
+  __O  uint32_t ACC_IER;       /**< \brief (Acc Offset: 0x24) Interrupt Enable Register */
+  __O  uint32_t ACC_IDR;       /**< \brief (Acc Offset: 0x28) Interrupt Disable Register */
+  __I  uint32_t ACC_IMR;       /**< \brief (Acc Offset: 0x2C) Interrupt Mask Register */
+  __I  uint32_t ACC_ISR;       /**< \brief (Acc Offset: 0x30) Interrupt Status Register */
+  __I  uint32_t Reserved2[24];
+  __IO uint32_t ACC_ACR;       /**< \brief (Acc Offset: 0x94) Analog Control Register */
+  __I  uint32_t Reserved3[19];
+  __IO uint32_t ACC_WPMR;      /**< \brief (Acc Offset: 0xE4) Write Protection Mode Register */
+  __I  uint32_t ACC_WPSR;      /**< \brief (Acc Offset: 0xE8) Write Protection Status Register */
+  __I  uint32_t Reserved4[4];
+  __I  uint32_t ACC_VER;       /**< \brief (Acc Offset: 0xFC) Version Register */
+} Acc;
+#endif /* !(defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
+/* -------- ACC_CR : (ACC Offset: 0x00) Control Register -------- */
+#define ACC_CR_SWRST (0x1u << 0) /**< \brief (ACC_CR) Software Reset */
+/* -------- ACC_MR : (ACC Offset: 0x04) Mode Register -------- */
+#define ACC_MR_SELMINUS_Pos 0
+#define ACC_MR_SELMINUS_Msk (0x7u << ACC_MR_SELMINUS_Pos) /**< \brief (ACC_MR) Selection for Minus Comparator Input */
+#define ACC_MR_SELMINUS(value) ((ACC_MR_SELMINUS_Msk & ((value) << ACC_MR_SELMINUS_Pos)))
+#define   ACC_MR_SELMINUS_TS (0x0u << 0) /**< \brief (ACC_MR) Select TS */
+#define   ACC_MR_SELMINUS_VREFP (0x1u << 0) /**< \brief (ACC_MR) Select VREFP */
+#define   ACC_MR_SELMINUS_DAC0 (0x2u << 0) /**< \brief (ACC_MR) Select DAC0 */
+#define   ACC_MR_SELMINUS_DAC1 (0x3u << 0) /**< \brief (ACC_MR) Select DAC1 */
+#define   ACC_MR_SELMINUS_AFE0_AD0 (0x4u << 0) /**< \brief (ACC_MR) Select AFE0_AD0 */
+#define   ACC_MR_SELMINUS_AFE0_AD1 (0x5u << 0) /**< \brief (ACC_MR) Select AFE0_AD1 */
+#define   ACC_MR_SELMINUS_AFE0_AD2 (0x6u << 0) /**< \brief (ACC_MR) Select AFE0_AD2 */
+#define   ACC_MR_SELMINUS_AFE0_AD3 (0x7u << 0) /**< \brief (ACC_MR) Select AFE0_AD3 */
+#define ACC_MR_SELPLUS_Pos 4
+#define ACC_MR_SELPLUS_Msk (0x7u << ACC_MR_SELPLUS_Pos) /**< \brief (ACC_MR) Selection For Plus Comparator Input */
+#define ACC_MR_SELPLUS(value) ((ACC_MR_SELPLUS_Msk & ((value) << ACC_MR_SELPLUS_Pos)))
+#define   ACC_MR_SELPLUS_AFE0_AD0 (0x0u << 4) /**< \brief (ACC_MR) Select AFE0_AD0 */
+#define   ACC_MR_SELPLUS_AFE0_AD1 (0x1u << 4) /**< \brief (ACC_MR) Select AFE0_AD1 */
+#define   ACC_MR_SELPLUS_AFE0_AD2 (0x2u << 4) /**< \brief (ACC_MR) Select AFE0_AD2 */
+#define   ACC_MR_SELPLUS_AFE0_AD3 (0x3u << 4) /**< \brief (ACC_MR) Select AFE0_AD3 */
+#define   ACC_MR_SELPLUS_AFE0_AD4 (0x4u << 4) /**< \brief (ACC_MR) Select AFE0_AD4 */
+#define   ACC_MR_SELPLUS_AFE0_AD5 (0x5u << 4) /**< \brief (ACC_MR) Select AFE0_AD5 */
+#define   ACC_MR_SELPLUS_AFE1_AD0 (0x6u << 4) /**< \brief (ACC_MR) Select AFE1_AD0 */
+#define   ACC_MR_SELPLUS_AFE1_AD1 (0x7u << 4) /**< \brief (ACC_MR) Select AFE1_AD1 */
+#define ACC_MR_ACEN (0x1u << 8) /**< \brief (ACC_MR) Analog Comparator Enable */
+#define   ACC_MR_ACEN_DIS (0x0u << 8) /**< \brief (ACC_MR) Analog comparator disabled. */
+#define   ACC_MR_ACEN_EN (0x1u << 8) /**< \brief (ACC_MR) Analog comparator enabled. */
+#define ACC_MR_EDGETYP_Pos 9
+#define ACC_MR_EDGETYP_Msk (0x3u << ACC_MR_EDGETYP_Pos) /**< \brief (ACC_MR) Edge Type */
+#define ACC_MR_EDGETYP(value) ((ACC_MR_EDGETYP_Msk & ((value) << ACC_MR_EDGETYP_Pos)))
+#define   ACC_MR_EDGETYP_RISING (0x0u << 9) /**< \brief (ACC_MR) Only rising edge of comparator output */
+#define   ACC_MR_EDGETYP_FALLING (0x1u << 9) /**< \brief (ACC_MR) Falling edge of comparator output */
+#define   ACC_MR_EDGETYP_ANY (0x2u << 9) /**< \brief (ACC_MR) Any edge of comparator output */
+#define ACC_MR_INV (0x1u << 12) /**< \brief (ACC_MR) Invert Comparator Output */
+#define   ACC_MR_INV_DIS (0x0u << 12) /**< \brief (ACC_MR) Analog comparator output is directly processed. */
+#define   ACC_MR_INV_EN (0x1u << 12) /**< \brief (ACC_MR) Analog comparator output is inverted prior to being processed. */
+#define ACC_MR_SELFS (0x1u << 13) /**< \brief (ACC_MR) Selection Of Fault Source */
+#define   ACC_MR_SELFS_CE (0x0u << 13) /**< \brief (ACC_MR) The CE flag is used to drive the FAULT output. */
+#define   ACC_MR_SELFS_OUTPUT (0x1u << 13) /**< \brief (ACC_MR) The output of the analog comparator flag is used to drive the FAULT output. */
+#define ACC_MR_FE (0x1u << 14) /**< \brief (ACC_MR) Fault Enable */
+#define   ACC_MR_FE_DIS (0x0u << 14) /**< \brief (ACC_MR) The FAULT output is tied to 0. */
+#define   ACC_MR_FE_EN (0x1u << 14) /**< \brief (ACC_MR) The FAULT output is driven by the signal defined by SELFS. */
+/* -------- ACC_IER : (ACC Offset: 0x24) Interrupt Enable Register -------- */
+#define ACC_IER_CE (0x1u << 0) /**< \brief (ACC_IER) Comparison Edge */
+/* -------- ACC_IDR : (ACC Offset: 0x28) Interrupt Disable Register -------- */
+#define ACC_IDR_CE (0x1u << 0) /**< \brief (ACC_IDR) Comparison Edge */
+/* -------- ACC_IMR : (ACC Offset: 0x2C) Interrupt Mask Register -------- */
+#define ACC_IMR_CE (0x1u << 0) /**< \brief (ACC_IMR) Comparison Edge */
+/* -------- ACC_ISR : (ACC Offset: 0x30) Interrupt Status Register -------- */
+#define ACC_ISR_CE (0x1u << 0) /**< \brief (ACC_ISR) Comparison Edge (cleared on read) */
+#define ACC_ISR_SCO (0x1u << 1) /**< \brief (ACC_ISR) Synchronized Comparator Output */
+#define ACC_ISR_MASK (0x1u << 31) /**< \brief (ACC_ISR) Flag Mask */
+/* -------- ACC_ACR : (ACC Offset: 0x94) Analog Control Register -------- */
+#define ACC_ACR_ISEL (0x1u << 0) /**< \brief (ACC_ACR) Current Selection */
+#define   ACC_ACR_ISEL_LOPW (0x0u << 0) /**< \brief (ACC_ACR) Low-power option. */
+#define   ACC_ACR_ISEL_HISP (0x1u << 0) /**< \brief (ACC_ACR) High-speed option. */
+#define ACC_ACR_HYST_Pos 1
+#define ACC_ACR_HYST_Msk (0x3u << ACC_ACR_HYST_Pos) /**< \brief (ACC_ACR) Hysteresis Selection */
+#define ACC_ACR_HYST(value) ((ACC_ACR_HYST_Msk & ((value) << ACC_ACR_HYST_Pos)))
+/* -------- ACC_WPMR : (ACC Offset: 0xE4) Write Protection Mode Register -------- */
+#define ACC_WPMR_WPEN (0x1u << 0) /**< \brief (ACC_WPMR) Write Protection Enable */
+#define ACC_WPMR_WPKEY_Pos 8
+#define ACC_WPMR_WPKEY_Msk (0xffffffu << ACC_WPMR_WPKEY_Pos) /**< \brief (ACC_WPMR) Write Protection Key */
+#define ACC_WPMR_WPKEY(value) ((ACC_WPMR_WPKEY_Msk & ((value) << ACC_WPMR_WPKEY_Pos)))
+#define   ACC_WPMR_WPKEY_PASSWD (0x414343u << 8) /**< \brief (ACC_WPMR) Writing any other value in this field aborts the write operation of the WPEN bit.Always reads as 0. */
+/* -------- ACC_WPSR : (ACC Offset: 0xE8) Write Protection Status Register -------- */
+#define ACC_WPSR_WPVS (0x1u << 0) /**< \brief (ACC_WPSR) Write Protection Violation Status */
+/* -------- ACC_VER : (ACC Offset: 0xFC) Version Register -------- */
+#define ACC_VER_VERSION_Pos 0
+#define ACC_VER_VERSION_Msk (0xfffu << ACC_VER_VERSION_Pos) /**< \brief (ACC_VER) Version of the Hardware Module */
+#define ACC_VER_MFN_Pos 16
+#define ACC_VER_MFN_Msk (0x7u << ACC_VER_MFN_Pos) /**< \brief (ACC_VER) Metal Fix Number */
+
+/*@}*/
+
+
+#endif /* _SAMV71_ACC_COMPONENT_ */