diff options
Diffstat (limited to 'libcpu/ia32/stack.c')
| -rw-r--r-- | libcpu/ia32/stack.c | 46 |
1 files changed, 23 insertions, 23 deletions
diff --git a/libcpu/ia32/stack.c b/libcpu/ia32/stack.c index 9d656a73d6..a533b94076 100644 --- a/libcpu/ia32/stack.c +++ b/libcpu/ia32/stack.c @@ -10,7 +10,7 @@ * Change Logs: * Date Author Notes */ - + #include <rtthread.h> #include <i386.h> @@ -24,36 +24,36 @@ * This function will initialize thread stack * * @param tentry the entry of thread - * @param parameter the parameter of entry + * @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_uint8_t *stack_addr, void *texit) { - unsigned long *stk; + unsigned long *stk; - stk = (unsigned long *)stack_addr; - *(--stk) = (unsigned long)parameter; - *(--stk) = (unsigned long)texit; - *(--stk) = 0x200; /*flags*/ - *(--stk) = 0x08; /*cs*/ - *(--stk) = (unsigned long)tentry; /*eip*/ - *(--stk) = 0; /*irqno*/ - *(--stk) = 0x10; /*ds*/ - *(--stk) = 0x10; /*es*/ - *(--stk) = 0; /*eax*/ - *(--stk) = 0; /*ecx*/ - *(--stk) = 0; /*edx*/ - *(--stk) = 0; /*ebx*/ - *(--stk) = 0; /*esp*/ - *(--stk) = 0; /*ebp*/ - *(--stk) = 0; /*esi*/ - *(--stk) = 0; /*edi*/ + stk = (unsigned long *)stack_addr; + *(--stk) = (unsigned long)parameter; + *(--stk) = (unsigned long)texit; + *(--stk) = 0x200; /*flags*/ + *(--stk) = 0x08; /*cs*/ + *(--stk) = (unsigned long)tentry; /*eip*/ + *(--stk) = 0; /*irqno*/ + *(--stk) = 0x10; /*ds*/ + *(--stk) = 0x10; /*es*/ + *(--stk) = 0; /*eax*/ + *(--stk) = 0; /*ecx*/ + *(--stk) = 0; /*edx*/ + *(--stk) = 0; /*ebx*/ + *(--stk) = 0; /*esp*/ + *(--stk) = 0; /*ebp*/ + *(--stk) = 0; /*esi*/ + *(--stk) = 0; /*edi*/ - /* return task's current stack address */ - return (rt_uint8_t *)stk; + /* return task's current stack address */ + return (rt_uint8_t *)stk; } /*@}*/ |