diff options
| author | dzzxzz <[email protected]> | 2011-09-09 10:08:52 +0000 |
|---|---|---|
| committer | dzzxzz <[email protected]> | 2011-09-09 10:08:52 +0000 |
| commit | 46a823ed917c34307dc5d7bb14b98a2dfce10812 (patch) | |
| tree | 4444dc9a476d985f9439d0787f8c0d0e1c874b3e /libcpu/v850/stack.c | |
| parent | f7d1ca323b4957e8ee7cc2425df9e2459594bddc (diff) | |
improve NEC V850 porting
git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1705 bbd45198-f89e-11dd-88c7-29a3b14d5316
Diffstat (limited to 'libcpu/v850/stack.c')
| -rw-r--r-- | libcpu/v850/stack.c | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/libcpu/v850/stack.c b/libcpu/v850/stack.c deleted file mode 100644 index 2658716485..0000000000 --- a/libcpu/v850/stack.c +++ /dev/null @@ -1,61 +0,0 @@ -/*
- * File : stack.c
- * This file is part of RT-Thread RTOS
- * COPYRIGHT (C) 2009, RT-Thread Development Team
- *
- * The license and distribution terms for this file may be
- * found in the file LICENSE in this distribution or at
- * http://www.rt-thread.org/license/LICENSE
- *
- * Change Logs:
- * Date Author Notes
- * 2010-06-29 lgnq the first version
- *
- * For : NEC V850E
- * Toolchain : IAR Embedded Workbench for V850 v3.71
-*/
-
-#include <rtthread.h>
-
-/**
- * This function will initialize thread stack
- *
- * @param tentry the entry of thread
- * @param parameter the parameter of entry
- * @param stack_addr the beginning stack address
- * @param texit the function will be called when thread exit
- *
- * @return stack address
- */
-rt_uint8_t *rt_hw_stack_init(void *tentry, void *parameter, rt_uint8_t *stack_addr, void *texit)
-{
- rt_uint32_t *stk;
-
- stk = (rt_uint32_t *)stack_addr; /* Load stack pointer */
- *(--stk) = (rt_uint32_t) 0x23232323; /* r23 */
- *(--stk) = (rt_uint32_t) 0x24242424; /* r24 */
- *(--stk) = (rt_uint32_t) 0x25252525; /* r25 */
- *(--stk) = (rt_uint32_t) 0x26262626; /* r26 */
- *(--stk) = (rt_uint32_t) 0x27272727; /* r27 */
- *(--stk) = (rt_uint32_t) 0x28282828; /* r28 */
- *(--stk) = (rt_uint32_t) 0x29292929; /* r29 */
- *(--stk) = (rt_uint32_t) 0x30303030; /* r30 */
- *(--stk) = (rt_uint32_t) 0x31313131; /* r31 */
- *(--stk) = (rt_uint32_t) 0x00000000; /* Task PSW = Interrupts enabled */
- *(--stk) = (rt_uint32_t) tentry; /* Task's PC */
- *(--stk) = (rt_uint32_t) 0x16161616; /* r16 */
- *(--stk) = (rt_uint32_t) 0x15151515; /* r15 */
- *(--stk) = (rt_uint32_t) 0x14141414; /* r14 */
- *(--stk) = (rt_uint32_t) 0x13131313; /* r13 */
- *(--stk) = (rt_uint32_t) 0x12121212; /* r12 */
- *(--stk) = (rt_uint32_t) 0x11111111; /* r11 */
- *(--stk) = (rt_uint32_t) 0x10101010; /* r10 */
- *(--stk) = (rt_uint32_t) 0x09090909; /* r9 */
- *(--stk) = (rt_uint32_t) 0x08080808; /* r8 */
- *(--stk) = (rt_uint32_t) 0x07070707; /* r7 */
- *(--stk) = (rt_uint32_t) 0x06060606; /* r6 */
- *(--stk) = (rt_uint32_t) 0x05050505; /* r5 */
- *(--stk) = (rt_uint32_t) 0x02020202; /* r2 */
- *(--stk) = (rt_uint32_t) parameter; /* r1 */
- return ((rt_uint8_t *)stk);
-}
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