bsps: Move memcpy.c to bsps

This patch is a part of the BSP source reorganization.

Update #3285.

5 files changed, 4 insertions, 130 deletions

diff --git a/c/src/lib/libbsp/powerpc/gen5200/Makefile.am b/c/src/lib/libbsp/powerpc/gen5200/Makefile.am
index 807bb0500e..03c582067f 100644
--- a/c/src/lib/libbsp/powerpc/gen5200/Makefile.am
+++ b/c/src/lib/libbsp/powerpc/gen5200/Makefile.am
@@ -93,7 +93,7 @@ librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/bspgetworkarea-defa
 librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/sbrk.c
 librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/bsp-uboot-board-info.c
 librtemsbsp_a_SOURCES += ../shared/showbats.c
-librtemsbsp_a_SOURCES += ../shared/src/memcpy.c
+librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/shared/start/memcpy.c
 librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/shared/start/bspidle.c
 librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/shared/u-boot/uboot_dump_bdinfo.c
 librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/shared/u-boot/uboot_getenv.c
diff --git a/c/src/lib/libbsp/powerpc/mpc55xxevb/Makefile.am b/c/src/lib/libbsp/powerpc/mpc55xxevb/Makefile.am
index c9f2f78b98..cacc31f8f2 100644
--- a/c/src/lib/libbsp/powerpc/mpc55xxevb/Makefile.am
+++ b/c/src/lib/libbsp/powerpc/mpc55xxevb/Makefile.am
@@ -44,7 +44,7 @@ librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/dev/getentropy/getentropy
 librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/bspfatal-default.c
 librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/stackalloc.c
 librtemsbsp_a_SOURCES += ../shared/src/bsp-start-zero.S
-librtemsbsp_a_SOURCES += ../shared/src/memcpy.c
+librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/shared/start/memcpy.c
 librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/shared/start/tictac.c
 librtemsbsp_a_SOURCES += ../shared/src/ppc-exc-handler-table.c
 librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/mpc55xxevb/start/bspstart.c
diff --git a/c/src/lib/libbsp/powerpc/shared/src/memcpy.c b/c/src/lib/libbsp/powerpc/shared/src/memcpy.c
deleted file mode 100644
index 23153858aa..0000000000
--- a/c/src/lib/libbsp/powerpc/shared/src/memcpy.c
+++ /dev/null
@@ -1,126 +0,0 @@
-/*
- * Copyright (c) 2011 embedded brains GmbH.  All rights reserved.
- *
- *  embedded brains GmbH
- *  Obere Lagerstr. 30
- *  82178 Puchheim
- *  Germany
- *  <info@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.
- */
-
-#include <bspopts.h>
-#include <rtems/powerpc/powerpc.h>
-
-#if BSP_DATA_CACHE_ENABLED \
-  && PPC_CACHE_ALIGNMENT == 32 \
-  && !defined(BSP_DATA_CACHE_USE_WRITE_THROUGH)
-
-#include <string.h>
-#include <stdint.h>
-#include <stdbool.h>
-
-#include <libcpu/powerpc-utility.h>
-
-#define WORD_SIZE 4
-
-#define WORD_MASK (WORD_SIZE - 1)
-
-static bool aligned(const void *a, const void *b)
-{
-  return ((((uintptr_t) a) | ((uintptr_t) b)) & WORD_MASK) == 0;
-}
-
-void *memcpy(void *dst_ptr, const void *src_ptr, size_t n)
-{
-  uint8_t *dst = dst_ptr;
-  const uint8_t *src = src_ptr;
-
-  ppc_data_cache_block_touch(src);
-
-  if (__builtin_expect(n >= WORD_SIZE && aligned(src, dst), 1)) {
-    uint32_t *word_dst = (uint32_t *) dst - 1;
-    const uint32_t *word_src = (const uint32_t *) src - 1;
-
-    if (n >= 2 * PPC_CACHE_ALIGNMENT - WORD_SIZE) {
-      while ((uintptr_t) (word_dst + 1) % PPC_CACHE_ALIGNMENT != 0) {
-        uint32_t tmp;
-        __asm__ volatile (
-          "lwzu %[tmp], 0x4(%[src])\n"
-          "stwu %[tmp], 0x4(%[dst])\n"
-          : [src] "+b" (word_src),
-            [dst] "+b" (word_dst),
-            [tmp] "=&r" (tmp)
-        );
-        n -= WORD_SIZE;
-      }
-
-      while (n >= PPC_CACHE_ALIGNMENT) {
-        uint32_t dst_offset = 4;
-        uint32_t src_offset = 32 + 4;
-        uint32_t tmp0;
-        uint32_t tmp1;
-        uint32_t tmp2;
-        uint32_t tmp3;
-        __asm__ volatile (
-          "dcbz %[dst],  %[dst_offset]\n"
-          "lwz  %[tmp0], 0x04(%[src])\n"
-          "dcbt %[src],  %[src_offset]\n"
-          "lwz  %[tmp1], 0x08(%[src])\n"
-          "lwz  %[tmp2], 0x0c(%[src])\n"
-          "lwz  %[tmp3], 0x10(%[src])\n"
-          "stw  %[tmp0], 0x04(%[dst])\n"
-          "stw  %[tmp1], 0x08(%[dst])\n"
-          "stw  %[tmp2], 0x0c(%[dst])\n"
-          "stw  %[tmp3], 0x10(%[dst])\n"
-          "lwz  %[tmp0], 0x14(%[src])\n"
-          "lwz  %[tmp1], 0x18(%[src])\n"
-          "lwz  %[tmp2], 0x1c(%[src])\n"
-          "lwzu %[tmp3], 0x20(%[src])\n"
-          "stw  %[tmp0], 0x14(%[dst])\n"
-          "stw  %[tmp1], 0x18(%[dst])\n"
-          "stw  %[tmp2], 0x1c(%[dst])\n"
-          "stwu %[tmp3], 0x20(%[dst])\n"
-          : [src] "+b" (word_src),
-            [dst] "+b" (word_dst),
-            [tmp0] "=&r" (tmp0),
-            [tmp1] "=&r" (tmp1),
-            [tmp2] "=&r" (tmp2),
-            [tmp3] "=&r" (tmp3)
-          : [src_offset] "r" (src_offset),
-            [dst_offset] "r" (dst_offset)
-        );
-        n -= PPC_CACHE_ALIGNMENT;
-      }
-    }
-
-    while (n >= WORD_SIZE) {
-      uint32_t tmp;
-      __asm__ volatile (
-        "lwzu %[tmp], 0x4(%[src])\n"
-        "stwu %[tmp], 0x4(%[dst])\n"
-        : [src] "+b" (word_src),
-          [dst] "+b" (word_dst),
-          [tmp] "=&r" (tmp)
-      );
-      n -= WORD_SIZE;
-    }
-
-    dst = (uint8_t *) word_dst + 4;
-    src = (const uint8_t *) word_src + 4;
-  }
-
-  while (n > 0) {
-    *dst = *src;
-    ++src;
-    ++dst;
-    --n;
-  }
-
-  return dst_ptr;
-}
-
-#endif /* BSP_DATA_CACHE_ENABLED && PPC_CACHE_ALIGNMENT == 32 */
diff --git a/c/src/lib/libbsp/powerpc/virtex4/Makefile.am b/c/src/lib/libbsp/powerpc/virtex4/Makefile.am
index 1cb8b3a269..97c94107c9 100644
--- a/c/src/lib/libbsp/powerpc/virtex4/Makefile.am
+++ b/c/src/lib/libbsp/powerpc/virtex4/Makefile.am
@@ -24,7 +24,7 @@ librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/bspgetworkarea-defa
 librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/virtex4/start/bspstart.c
 librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/dev/getentropy/getentropy-cpucounter.c
 librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/sbrk.c
-librtemsbsp_a_SOURCES += ../shared/src/memcpy.c
+librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/shared/start/memcpy.c
 librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/bspreset-empty.c
 
 # start
diff --git a/c/src/lib/libbsp/powerpc/virtex5/Makefile.am b/c/src/lib/libbsp/powerpc/virtex5/Makefile.am
index d7cef6eee4..543eb22800 100644
--- a/c/src/lib/libbsp/powerpc/virtex5/Makefile.am
+++ b/c/src/lib/libbsp/powerpc/virtex5/Makefile.am
@@ -23,7 +23,7 @@ librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/bspgetworkarea-defa
 librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/virtex5/start/bspstart.c
 librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/dev/getentropy/getentropy-cpucounter.c
 librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/sbrk.c
-librtemsbsp_a_SOURCES += ../shared/src/memcpy.c
+librtemsbsp_a_SOURCES += ../../../../../../bsps/powerpc/shared/start/memcpy.c
 librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/start/bspreset-empty.c
 
 # start