rt-thread-official/bsp/qemu-vexpress-a9/drivers/vexpress_a9.h

38 lines
783 B
C

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2018-03-22 quanzhao first version
*/
#ifndef __VEXPRESS_A9_H__
#define __VEXPRESS_A9_H__
/* for 'rt_inline' */
#include <rtdef.h>
/* SOC-relative definitions */
#include "realview.h"
/* the maximum entries of the exception table */
#define MAX_HANDLERS NR_IRQS_PBA8
/* the basic constants and interfaces needed by gic */
rt_inline rt_uint32_t platform_get_gic_dist_base(void)
{
return REALVIEW_GIC_DIST_BASE;
}
rt_inline rt_uint32_t platform_get_gic_cpu_base(void)
{
return REALVIEW_GIC_CPU_BASE;
}
#define GIC_IRQ_START 0
#define GIC_ACK_INTID_MASK 0x000003ff
#endif /* __VEXPRESS_A9_H__ */