diff options
Diffstat (limited to 'libcpu/arm/cortex-r4/interrupt.c')
| -rw-r--r-- | libcpu/arm/cortex-r4/interrupt.c | 48 |
1 files changed, 24 insertions, 24 deletions
diff --git a/libcpu/arm/cortex-r4/interrupt.c b/libcpu/arm/cortex-r4/interrupt.c index 30e14f5a2d..14a9023921 100644 --- a/libcpu/arm/cortex-r4/interrupt.c +++ b/libcpu/arm/cortex-r4/interrupt.c @@ -1,5 +1,5 @@ /* - * Copyright (c) 2006-2018, RT-Thread Development Team + * Copyright (c) 2006-2021, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * @@ -17,7 +17,7 @@ #include "armv7.h" -#define MAX_HANDLERS 96 +#define MAX_HANDLERS 96 /* exception and interrupt handler table */ struct rt_irq_desc irq_desc[MAX_HANDLERS]; @@ -36,16 +36,16 @@ rt_uint32_t rt_thread_switch_interrupt_flag; static void rt_hw_int_not_handle(int vector, void *param) { - rt_kprintf("Unhandled interrupt %d occured!!!\n", vector); + rt_kprintf("Unhandled interrupt %d occured!!!\n", vector); } #define vimRAM (0xFFF82000U) void rt_hw_interrupt_init(void) { - register int i; + register int i; - rt_uint32_t *vect_addr; + rt_uint32_t *vect_addr; /* the initialization is done in sys_startup.c */ @@ -55,15 +55,15 @@ void rt_hw_interrupt_init(void) { irq_desc[i].handler = rt_hw_int_not_handle; - vect_addr = (rt_uint32_t *)(vimRAM + i*4); - *vect_addr = (rt_uint32_t)&irq_desc[i]; + vect_addr = (rt_uint32_t *)(vimRAM + i*4); + *vect_addr = (rt_uint32_t)&irq_desc[i]; } - /* init interrupt nest, and context in thread sp */ - rt_interrupt_nest = 0; - rt_interrupt_from_thread = 0; - rt_interrupt_to_thread = 0; - rt_thread_switch_interrupt_flag = 0; + /* init interrupt nest, and context in thread sp */ + rt_interrupt_nest = 0; + rt_interrupt_from_thread = 0; + rt_interrupt_to_thread = 0; + rt_thread_switch_interrupt_flag = 0; } void rt_hw_interrupt_mask(int vector) @@ -86,21 +86,21 @@ void rt_hw_interrupt_umask(int vector) * @return the old handler */ rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler, - void *param, const char *name) + void *param, const char *name) { - rt_isr_handler_t old_handler = RT_NULL; + rt_isr_handler_t old_handler = RT_NULL; - if(vector >= 0 && vector < MAX_HANDLERS) - { - old_handler = irq_desc[vector].handler; - if (handler != RT_NULL) - { - irq_desc[vector].handler = handler; - irq_desc[vector].param = param; - } - } + if(vector >= 0 && vector < MAX_HANDLERS) + { + old_handler = irq_desc[vector].handler; + if (handler != RT_NULL) + { + irq_desc[vector].handler = handler; + irq_desc[vector].param = param; + } + } - return old_handler; + return old_handler; } /*@}*/ |