rt-thread-official/bsp/bl808/m0/drivers/board.c

105 lines
2.2 KiB
C

/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2022/12/25 flyingcys first version
*/
#include <rthw.h>
#include <rtthread.h>
#include "board.h"
#include "drv_uart.h"
static void sipeed_bl_sys_enabe_jtag(int cpuid)
{
GLB_GPIO_Cfg_Type gpio_cfg;
gpio_cfg.drive = 0;
gpio_cfg.smtCtrl = 1;
gpio_cfg.pullType = GPIO_PULL_NONE;
gpio_cfg.gpioMode = GPIO_MODE_AF;
switch (cpuid) {
case 0: {
gpio_cfg.gpioFun = GPIO_FUN_JTAG_M0;
} break;
case 1: {
gpio_cfg.gpioFun = GPIO_FUN_JTAG_D0;
} break;
default: {
} break;
}
gpio_cfg.gpioPin = GLB_GPIO_PIN_0;
GLB_GPIO_Init(&gpio_cfg);
gpio_cfg.gpioPin = GLB_GPIO_PIN_1;
GLB_GPIO_Init(&gpio_cfg);
gpio_cfg.gpioPin = GLB_GPIO_PIN_2;
GLB_GPIO_Init(&gpio_cfg);
gpio_cfg.gpioPin = GLB_GPIO_PIN_3;
GLB_GPIO_Init(&gpio_cfg);
}
static void cmd_jtag_m0(void)
{
sipeed_bl_sys_enabe_jtag(0);
}
static void cmd_jtag_cpu0(void)
{
sipeed_bl_sys_enabe_jtag(1);
}
/* This is the timer interrupt service routine. */
static void mtime_handler(void)
{
rt_tick_increase();
csi_coret_config(CPU_Get_MTimer_Clock() / RT_TICK_PER_SECOND, MTIME_IRQn);
}
void rt_hw_board_init(void)
{
bl_sys_lowlevel_init();
csi_coret_config(CPU_Get_MTimer_Clock() / RT_TICK_PER_SECOND, MTIME_IRQn);
bl_irq_register(MTIME_IRQn, mtime_handler);
bl_irq_enable(MTIME_IRQn);
#ifdef RT_USING_HEAP
/* initialize memory system */
rt_system_heap_init(RT_HW_HEAP_BEGIN, RT_HW_HEAP_END);
#endif
/* UART driver initialization is open by default */
#ifdef RT_USING_SERIAL
rt_hw_uart_init();
#endif
/* Set the shell console output device */
#if defined(RT_USING_CONSOLE) && defined(RT_USING_DEVICE)
rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
#endif
#ifdef RT_USING_COMPONENTS_INIT
rt_components_board_init();
#endif
#ifdef BSP_USING_JTAG_M0
cmd_jtag_m0();
#endif
}
void rt_hw_cpu_reset(void)
{
bl_sys_reset_por();
while(1);
}
MSH_CMD_EXPORT_ALIAS(rt_hw_cpu_reset, reboot, reset machine);