rt-thread-official/bsp/k210/driver/board.c

120 lines
2.5 KiB
C

/*
* Copyright (c) 2006-2018, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
*/
#include <rthw.h>
#include <rtthread.h>
#include "board.h"
#include "tick.h"
#include "drv_uart.h"
#include "encoding.h"
#include "fpioa.h"
#include "dmac.h"
#include "uarths.h"
void rt_hw_console_output(const char *str)
{
uarths_puts(str);
return ;
}
void init_bss(void)
{
unsigned int *dst;
dst = &__bss_start;
while (dst < &__bss_end)
{
*dst++ = 0;
}
}
void primary_cpu_entry(void)
{
extern void entry(void);
/* disable global interrupt */
init_bss();
rt_hw_interrupt_disable();
entry();
}
#include <clint.h>
#include <sysctl.h>
int freq(void)
{
rt_uint64_t value = 0;
value = sysctl_clock_get_freq(SYSCTL_CLOCK_PLL0);
rt_kprintf("PLL0: %d\n", value);
value = sysctl_clock_get_freq(SYSCTL_CLOCK_PLL1);
rt_kprintf("PLL1: %d\n", value);
value = sysctl_clock_get_freq(SYSCTL_CLOCK_PLL2);
rt_kprintf("PLL2: %d\n", value);
value = sysctl_clock_get_freq(SYSCTL_CLOCK_CPU);
rt_kprintf("CPU : %d\n", value);
value = sysctl_clock_get_freq(SYSCTL_CLOCK_APB0);
rt_kprintf("APB0: %d\n", value);
value = sysctl_clock_get_freq(SYSCTL_CLOCK_APB1);
rt_kprintf("APB1: %d\n", value);
value = sysctl_clock_get_freq(SYSCTL_CLOCK_APB2);
rt_kprintf("APB2: %d\n", value);
value = sysctl_clock_get_freq(SYSCTL_CLOCK_HCLK);
rt_kprintf("HCLK: %d\n", value);
value = clint_get_time();
rt_kprintf("mtime: %d\n", value);
return 0;
}
MSH_CMD_EXPORT(freq, show freq info);
#ifdef RT_USING_SMP
extern int rt_hw_clint_ipi_enable(void);
#endif
void rt_hw_board_init(void)
{
sysctl_pll_set_freq(SYSCTL_PLL0, 800000000UL);
sysctl_pll_set_freq(SYSCTL_PLL1, 400000000UL);
/* Init FPIOA */
fpioa_init();
/* Dmac init */
dmac_init();
/* initalize interrupt */
rt_hw_interrupt_init();
/* initialize hardware interrupt */
rt_hw_uart_init();
rt_hw_tick_init();
#ifdef RT_USING_SMP
rt_hw_clint_ipi_enable();
#endif
#ifdef RT_USING_CONSOLE
/* set console device */
rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
#endif /* RT_USING_CONSOLE */
#ifdef RT_USING_HEAP
rt_kprintf("heap: [0x%08x - 0x%08x]\n", (rt_ubase_t) RT_HW_HEAP_BEGIN, (rt_ubase_t) RT_HW_HEAP_END);
/* initialize memory system */
rt_system_heap_init(RT_HW_HEAP_BEGIN, RT_HW_HEAP_END);
#endif
#ifdef RT_USING_COMPONENTS_INIT
rt_components_board_init();
#endif
}