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[bsp][qemu-vexpress] code cleanup. 

Move idle_wfi to board.c for idle hook.
This commit is contained in:
Bernard Xiong 2018-12-24 09:06:33 +08:00
parent 6db31e30c7
commit f1b2e4ed21
4 changed files with 9 additions and 19 deletions
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2
bsp/qemu-vexpress-a9/cpu/context_gcc.S
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@ -117,7 +117,7 @@ rt_hw_context_switch:
ldmfd sp!, {r0-r12, lr, pc}^ @ pop new task r0-r12, lr & pc, copy spsr to cpsr
/*
* void rt_hw_context_switch_interrupt(rt_uint32 from, rt_uint32 to);
* void rt_hw_context_switch_interrupt(rt_ubase_t from, rt_ubase_t to);
*/
.equ Mode_USR, 0x10
.equ Mode_FIQ, 0x11

6
bsp/qemu-vexpress-a9/cpu/cpuport.c
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@ -60,14 +60,8 @@ void rt_hw_spin_unlock(rt_hw_spinlock_t *lock)
lock->tickets.owner++;
__asm__ volatile ("dsb ishst\nsev":::"memory");
}
#endif /*RT_USING_SMP*/
void idle_wfi(void)
{
asm volatile ("wfi");
}
/**
* @addtogroup ARM CPU
*/

13
bsp/qemu-vexpress-a9/cpu/interrupt.c
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@ -25,9 +25,9 @@ struct rt_irq_desc isr_table[MAX_HANDLERS];
#ifndef RT_USING_SMP
/* Those varibles will be accessed in ISR, so we need to share them. */
rt_uint32_t rt_interrupt_from_thread;
rt_uint32_t rt_interrupt_to_thread;
rt_uint32_t rt_thread_switch_interrupt_flag;
rt_uint32_t rt_interrupt_from_thread = 0;
rt_uint32_t rt_interrupt_to_thread = 0;
rt_uint32_t rt_thread_switch_interrupt_flag = 0;
#endif
const unsigned int VECTOR_BASE = 0x00;
@ -59,13 +59,6 @@ void rt_hw_interrupt_init(void)
arm_gic_dist_init(0, gic_dist_base, 0);
arm_gic_cpu_init(0, gic_cpu_base);
/* init interrupt nest, and context in thread sp */
#ifndef RT_USING_SMP
rt_interrupt_from_thread = 0;
rt_interrupt_to_thread = 0;
rt_thread_switch_interrupt_flag = 0;
#endif
}
/**

7
bsp/qemu-vexpress-a9/drivers/board.c
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@ -19,9 +19,13 @@
#define SYS_CTRL __REG32(REALVIEW_SCTL_BASE)
extern void idle_wfi(void);
extern void rt_hw_ipi_handler_install(int ipi_vector, rt_isr_handler_t ipi_isr_handler);
void idle_wfi(void)
{
asm volatile ("wfi");
}
/**
* This function will initialize beaglebone board
*/
@ -42,4 +46,3 @@ void rt_hw_board_init(void)
rt_hw_ipi_handler_install(RT_SCHEDULE_IPI, rt_scheduler_ipi_handler);
#endif
}