diff options
| author | Meco Jianting Man <[email protected]> | 2021-03-31 14:44:02 +0800 |
|---|---|---|
| committer | GitHub <[email protected]> | 2021-03-31 14:44:02 +0800 |
| commit | ebe9d15d6f3760455e479546c829b7a4e25cddba (patch) | |
| tree | a082cb39a09e0d26e97b07edc1cb5170f64a7bdb /libcpu/xilinx/microblaze/stack.c | |
| parent | 1ba020f3c89fbf2ac2a5b58424852e501fd59a91 (diff) | |
| parent | a225ca8014aae63f2d6ef46811fe8d689981e54a (diff) | |
Merge pull request #32 from RT-Thread/master
pr
Diffstat (limited to 'libcpu/xilinx/microblaze/stack.c')
| -rwxr-xr-x | libcpu/xilinx/microblaze/stack.c | 72 |
1 files changed, 36 insertions, 36 deletions
diff --git a/libcpu/xilinx/microblaze/stack.c b/libcpu/xilinx/microblaze/stack.c index 686fc078a3..87f1dfa014 100755 --- a/libcpu/xilinx/microblaze/stack.c +++ b/libcpu/xilinx/microblaze/stack.c @@ -29,43 +29,43 @@ extern void *_SDA2_BASE_; * @return stack address */ rt_uint8_t *rt_hw_stack_init(void *tentry, void *parameter, - rt_uint8_t *stack_addr, void *texit) + rt_uint8_t *stack_addr, void *texit) { - unsigned long *stk; + unsigned long *stk; - stk = (unsigned long *)stack_addr; - stk--; - stk--; - *stk-- = 0; /* r31 */ - *stk-- = 0; /* r30 */ - *stk-- = 0; /* r29 */ - *stk-- = 0; /* r28 */ - *stk-- = 0; /* r27 */ - *stk-- = 0; /* r26 */ - *stk-- = 0; /* r25 */ - *stk-- = 0; /* r24 */ - *stk-- = 0; /* r23 */ - *stk-- = 0; /* r22 */ - *stk-- = 0; /* r21 */ - *stk-- = 0; /* r20 */ - *stk-- = 0; /* r19 */ - *stk-- = 0; /* r18 */ - *stk-- = 0; /* r17 */ - *stk-- = (unsigned long)texit - 8; /* r15 = task return address*/ - *stk-- = (unsigned long)tentry; /* r14 = entry address*/ - *stk-- = (unsigned long)&_SDA_BASE_; /* r13 */ - *stk-- = 0; /* r12 */ - *stk-- = 0; /* r11 */ - *stk-- = 0; /* r10 */ - *stk-- = 0; /* r09 */ - *stk-- = 0; /* r08 */ - *stk-- = 0; /* r07 */ - *stk-- = 0; /* r06 */ - *stk-- = (unsigned long) parameter; /* r05 */ - *stk-- = 0; /* r04 */ - *stk-- = 0; /* r03 */ - *stk-- = (unsigned long)&_SDA2_BASE_; /* r02 */ - *stk = 2; /* enable interrupt */ - return (rt_uint8_t *)stk; + stk = (unsigned long *)stack_addr; + stk--; + stk--; + *stk-- = 0; /* r31 */ + *stk-- = 0; /* r30 */ + *stk-- = 0; /* r29 */ + *stk-- = 0; /* r28 */ + *stk-- = 0; /* r27 */ + *stk-- = 0; /* r26 */ + *stk-- = 0; /* r25 */ + *stk-- = 0; /* r24 */ + *stk-- = 0; /* r23 */ + *stk-- = 0; /* r22 */ + *stk-- = 0; /* r21 */ + *stk-- = 0; /* r20 */ + *stk-- = 0; /* r19 */ + *stk-- = 0; /* r18 */ + *stk-- = 0; /* r17 */ + *stk-- = (unsigned long)texit - 8; /* r15 = task return address*/ + *stk-- = (unsigned long)tentry; /* r14 = entry address*/ + *stk-- = (unsigned long)&_SDA_BASE_; /* r13 */ + *stk-- = 0; /* r12 */ + *stk-- = 0; /* r11 */ + *stk-- = 0; /* r10 */ + *stk-- = 0; /* r09 */ + *stk-- = 0; /* r08 */ + *stk-- = 0; /* r07 */ + *stk-- = 0; /* r06 */ + *stk-- = (unsigned long) parameter; /* r05 */ + *stk-- = 0; /* r04 */ + *stk-- = 0; /* r03 */ + *stk-- = (unsigned long)&_SDA2_BASE_; /* r02 */ + *stk = 2; /* enable interrupt */ + return (rt_uint8_t *)stk; } |