diff options
Diffstat (limited to 'libcpu/aarch64/cortex-a72/stack.c')
| -rw-r--r-- | libcpu/aarch64/cortex-a72/stack.c | 108 |
1 files changed, 54 insertions, 54 deletions
diff --git a/libcpu/aarch64/cortex-a72/stack.c b/libcpu/aarch64/cortex-a72/stack.c index 68222c2c67..751793d7a3 100644 --- a/libcpu/aarch64/cortex-a72/stack.c +++ b/libcpu/aarch64/cortex-a72/stack.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2006-2019, RT-Thread Development Team + * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * @@ -21,70 +21,70 @@ * 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) { - rt_ubase_t *stk; - rt_ubase_t current_el; + rt_ubase_t *stk; + rt_ubase_t current_el; - stk = (rt_ubase_t*)stack_addr; + stk = (rt_ubase_t*)stack_addr; - *(--stk) = ( rt_ubase_t ) 11; /* X1 */ - *(--stk) = ( rt_ubase_t ) parameter; /* X0 */ - *(--stk) = ( rt_ubase_t ) 33; /* X3 */ - *(--stk) = ( rt_ubase_t ) 22; /* X2 */ - *(--stk) = ( rt_ubase_t ) 55; /* X5 */ - *(--stk) = ( rt_ubase_t ) 44; /* X4 */ - *(--stk) = ( rt_ubase_t ) 77; /* X7 */ - *(--stk) = ( rt_ubase_t ) 66; /* X6 */ - *(--stk) = ( rt_ubase_t ) 99; /* X9 */ - *(--stk) = ( rt_ubase_t ) 88; /* X8 */ - *(--stk) = ( rt_ubase_t ) 11; /* X11 */ - *(--stk) = ( rt_ubase_t ) 10; /* X10 */ - *(--stk) = ( rt_ubase_t ) 13; /* X13 */ - *(--stk) = ( rt_ubase_t ) 12; /* X12 */ - *(--stk) = ( rt_ubase_t ) 15; /* X15 */ - *(--stk) = ( rt_ubase_t ) 14; /* X14 */ - *(--stk) = ( rt_ubase_t ) 17; /* X17 */ - *(--stk) = ( rt_ubase_t ) 16; /* X16 */ - *(--stk) = ( rt_ubase_t ) 19; /* X19 */ - *(--stk) = ( rt_ubase_t ) 18; /* X18 */ - *(--stk) = ( rt_ubase_t ) 21; /* X21 */ - *(--stk) = ( rt_ubase_t ) 20; /* X20 */ - *(--stk) = ( rt_ubase_t ) 23; /* X23 */ - *(--stk) = ( rt_ubase_t ) 22; /* X22 */ - *(--stk) = ( rt_ubase_t ) 25; /* X25 */ - *(--stk) = ( rt_ubase_t ) 24; /* X24 */ - *(--stk) = ( rt_ubase_t ) 27; /* X27 */ - *(--stk) = ( rt_ubase_t ) 26; /* X26 */ - *(--stk) = ( rt_ubase_t ) 29; /* X29 */ - *(--stk) = ( rt_ubase_t ) 28; /* X28 */ - *(--stk) = ( rt_ubase_t ) 0; /* XZR - has no effect, used so there are an even number of registers. */ - *(--stk) = ( rt_ubase_t ) texit; /* X30 - procedure call link register. */ + *(--stk) = ( rt_ubase_t ) 11; /* X1 */ + *(--stk) = ( rt_ubase_t ) parameter; /* X0 */ + *(--stk) = ( rt_ubase_t ) 33; /* X3 */ + *(--stk) = ( rt_ubase_t ) 22; /* X2 */ + *(--stk) = ( rt_ubase_t ) 55; /* X5 */ + *(--stk) = ( rt_ubase_t ) 44; /* X4 */ + *(--stk) = ( rt_ubase_t ) 77; /* X7 */ + *(--stk) = ( rt_ubase_t ) 66; /* X6 */ + *(--stk) = ( rt_ubase_t ) 99; /* X9 */ + *(--stk) = ( rt_ubase_t ) 88; /* X8 */ + *(--stk) = ( rt_ubase_t ) 11; /* X11 */ + *(--stk) = ( rt_ubase_t ) 10; /* X10 */ + *(--stk) = ( rt_ubase_t ) 13; /* X13 */ + *(--stk) = ( rt_ubase_t ) 12; /* X12 */ + *(--stk) = ( rt_ubase_t ) 15; /* X15 */ + *(--stk) = ( rt_ubase_t ) 14; /* X14 */ + *(--stk) = ( rt_ubase_t ) 17; /* X17 */ + *(--stk) = ( rt_ubase_t ) 16; /* X16 */ + *(--stk) = ( rt_ubase_t ) 19; /* X19 */ + *(--stk) = ( rt_ubase_t ) 18; /* X18 */ + *(--stk) = ( rt_ubase_t ) 21; /* X21 */ + *(--stk) = ( rt_ubase_t ) 20; /* X20 */ + *(--stk) = ( rt_ubase_t ) 23; /* X23 */ + *(--stk) = ( rt_ubase_t ) 22; /* X22 */ + *(--stk) = ( rt_ubase_t ) 25; /* X25 */ + *(--stk) = ( rt_ubase_t ) 24; /* X24 */ + *(--stk) = ( rt_ubase_t ) 27; /* X27 */ + *(--stk) = ( rt_ubase_t ) 26; /* X26 */ + *(--stk) = ( rt_ubase_t ) 29; /* X29 */ + *(--stk) = ( rt_ubase_t ) 28; /* X28 */ + *(--stk) = ( rt_ubase_t ) 0; /* XZR - has no effect, used so there are an even number of registers. */ + *(--stk) = ( rt_ubase_t ) texit; /* X30 - procedure call link register. */ - current_el = rt_hw_get_current_el(); + current_el = rt_hw_get_current_el(); - if(current_el == 3) - { - *(--stk) = INITIAL_SPSR_EL3; - } - else if(current_el == 2) - { - *(--stk) = INITIAL_SPSR_EL2; - } - else - { - *(--stk) = INITIAL_SPSR_EL1; - } + if(current_el == 3) + { + *(--stk) = INITIAL_SPSR_EL3; + } + else if(current_el == 2) + { + *(--stk) = INITIAL_SPSR_EL2; + } + else + { + *(--stk) = INITIAL_SPSR_EL1; + } - *(--stk) = ( rt_ubase_t ) tentry; /* Exception return address. */ + *(--stk) = ( rt_ubase_t ) tentry; /* Exception return address. */ - /* return task's current stack address */ - return (rt_uint8_t *)stk; + /* return task's current stack address */ + return (rt_uint8_t *)stk; } |