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Diffstat (limited to '')
-rw-r--r-- | cpukit/score/cpu/epiphany/epiphany-context-initialize.c | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/cpukit/score/cpu/epiphany/epiphany-context-initialize.c b/cpukit/score/cpu/epiphany/epiphany-context-initialize.c deleted file mode 100644 index c43d502029..0000000000 --- a/cpukit/score/cpu/epiphany/epiphany-context-initialize.c +++ /dev/null @@ -1,66 +0,0 @@ -/* - * - * Copyright (c) 2015 University of York. - * Hesham ALMatary <hmka501@york.ac.uk> - * - * COPYRIGHT (c) 1989-2006. - * On-Line Applications Research Corporation (OAR). - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS 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. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <string.h> - -#include <rtems/score/cpu.h> -#include <rtems/score/interr.h> - -void _CPU_Context_Initialize( - Context_Control *context, - void *stack_area_begin, - size_t stack_area_size, - uint32_t new_level, - void (*entry_point)( void ), - bool is_fp, - void *tls_area -) -{ - uintptr_t stack = ((uintptr_t) stack_area_begin); - uint32_t sr, iret; - - /* Account for red-zone */ - uintptr_t stack_high = stack + stack_area_size - EPIPHANY_GCC_RED_ZONE_SIZE; - - asm volatile ("movfs %0, status \n" : "=r" (sr):); - asm volatile ("movfs %0, iret \n" : "=r" (iret):); - - memset(context, 0, sizeof(*context)); - - context->r[11] = stack_high; - context->r[13] = stack_high; - context->r[14] = (uintptr_t) entry_point; - context->status = sr; - context->iret = iret; -} |