diff options
Diffstat (limited to 'bsp/x86/drivers/board.c')
| -rw-r--r-- | bsp/x86/drivers/board.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/bsp/x86/drivers/board.c b/bsp/x86/drivers/board.c index 0c0d0222f7..cb92a3a0bf 100644 --- a/bsp/x86/drivers/board.c +++ b/bsp/x86/drivers/board.c @@ -21,13 +21,13 @@ static void rt_timer_handler(int vector, void* param) { - rt_tick_increase(); + rt_tick_increase(); } #ifdef RT_USING_HOOK static void idle_hook(void) { - asm volatile("sti; hlt": : :"memory"); + asm volatile("sti; hlt": : :"memory"); } #endif @@ -37,17 +37,17 @@ static void idle_hook(void) */ void rt_hw_board_init(void) { - /* initialize 8253 clock to interrupt 1000 times/sec */ - outb(TIMER_MODE, TIMER_SEL0|TIMER_RATEGEN|TIMER_16BIT); - outb(IO_TIMER1, TIMER_DIV(RT_TICK_PER_SECOND) % 256); - outb(IO_TIMER1, TIMER_DIV(RT_TICK_PER_SECOND) / 256); + /* initialize 8253 clock to interrupt 1000 times/sec */ + outb(TIMER_MODE, TIMER_SEL0|TIMER_RATEGEN|TIMER_16BIT); + outb(IO_TIMER1, TIMER_DIV(RT_TICK_PER_SECOND) % 256); + outb(IO_TIMER1, TIMER_DIV(RT_TICK_PER_SECOND) / 256); - /* install interrupt handler */ - rt_hw_interrupt_install(INTTIMER0, rt_timer_handler, RT_NULL, "tick"); - rt_hw_interrupt_umask(INTTIMER0); + /* install interrupt handler */ + rt_hw_interrupt_install(INTTIMER0, rt_timer_handler, RT_NULL, "tick"); + rt_hw_interrupt_umask(INTTIMER0); #ifdef RT_USING_HOOK - rt_thread_idle_sethook(idle_hook); + rt_thread_idle_sethook(idle_hook); #endif } |