rt-thread-official/bsp/ft2004/drivers/ft2004.c

89 lines
1.5 KiB
C

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-04-29 Carl the first version
*
*/
#include <rtthread.h>
#include "ft2004.h"
#include "gicv3.h"
rt_uint64_t get_main_cpu_affval(void)
{
return 0;
}
rt_uint32_t arm_gic_cpumask_to_affval(rt_uint32_t *cpu_mask, rt_uint32_t *cluster_id, rt_uint32_t *target_list)
{
if (*cpu_mask == 0)
{
return 0;
}
*target_list = 0;
*cluster_id = 0;
if (*cpu_mask & 0x3)
{
if ((*cpu_mask & 0x3) == 0x3)
{
*target_list = 3;
}
else if ((*cpu_mask & 0x1))
{
*target_list = 1;
}
else
{
*target_list = 2;
}
*cpu_mask &= ~0x3;
}
else if (*cpu_mask & 0xc)
{
*cluster_id = 0x100;
if ((*cpu_mask & 0xc) == 0xc)
{
*target_list = 3;
}
else if ((*cpu_mask & 0x4))
{
*target_list = 1;
}
else
{
*target_list = 2;
}
*cpu_mask &= ~0xc;
}
else
{
*cpu_mask = 0;
return 0;
}
return 1;
}
#ifdef RT_USING_SMP
void send_core_isg(void)
{
for (rt_size_t i = 0; i <= 0xf; i++)
{
/* code */
rt_kprintf("i %x \r\n", i);
arm_gic_send_affinity_sgi(0, 0, i, 0);
rt_thread_mdelay(100);
}
}
MSH_CMD_EXPORT(send_core_isg, send_core_isg);
#endif