rt-thread-official/bsp/phytium/board/phytium_cpu.h

95 lines
1.7 KiB
C

/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Email: opensource_embedded@phytium.com.cn
*
* Change Logs:
* Date Author Notes
* 2022-10-26 huanghe first commit
*
*/
#ifndef __PHYTIUM_CPU_H__
#define __PHYTIUM_CPU_H__
#include <rthw.h>
#include <rtthread.h>
#include "fparameters.h"
#define ARM_GIC_MAX_NR 1
#if defined(TARGET_FT2000_4) || defined(TARGET_D2000)
#define MAX_HANDLERS 160
#endif
#if defined(TARGET_E2000)
#define MAX_HANDLERS 270
#endif
#define GIC_IRQ_START 0
#define GIC_ACK_INTID_MASK 0x000003ff
rt_uint64_t get_main_cpu_affval(void);
rt_inline rt_uint32_t platform_get_gic_dist_base(void)
{
return GICV3_DISTRIBUTOR_BASE_ADDR;
}
#if defined(TARGET_ARMV8_AARCH64)
/* the basic constants and interfaces needed by gic */
rt_inline rt_uint32_t platform_get_gic_redist_base(void)
{
extern int phytium_cpu_id(void);
#if RT_CPUS_NR <= 2
s32 cpu_offset = 0;
#if defined(FT_GIC_REDISTRUBUTIOR_OFFSET)
cpu_offset = FT_GIC_REDISTRUBUTIOR_OFFSET ;
#endif
#if defined(TARGET_E2000Q) || defined(TARGET_PHYTIUMPI)
u32 cpu_id = 0;
cpu_id = phytium_cpu_id();
switch (cpu_id)
{
case 0:
case 1:
cpu_offset = 2;
break;
case 2:
case 3:
cpu_offset = -2;
default:
break;
}
rt_kprintf("cpu_id is %d \r\n", cpu_id);
#endif
rt_kprintf("offset is %d\n", cpu_offset);
return (GICV3_RD_BASE_ADDR + (cpu_offset) * GICV3_RD_OFFSET);
#else
return (GICV3_RD_BASE_ADDR);
#endif
}
rt_inline rt_uint32_t platform_get_gic_cpu_base(void)
{
return 0U; /* unused in gicv3 */
}
#endif
int phytium_cpu_id_mapping(int cpu_id);
#endif // !