rt-thread-official/bsp/hpmicro/hpm6750evk2/board/rtt_board.c

128 lines
3.1 KiB
C

/*
* Copyright (c) 2021-2023 HPMicro
* SPDX-License-Identifier: BSD-3-Clause
*
*/
#include "board.h"
#include "rtt_board.h"
#include "hpm_uart_drv.h"
#include "hpm_gpio_drv.h"
#include "hpm_mchtmr_drv.h"
#include "hpm_pmp_drv.h"
#include "assert.h"
#include "hpm_clock_drv.h"
#include "hpm_sysctl_drv.h"
#include <rthw.h>
#include <rtthread.h>
#include "hpm_dma_manager.h"
void os_tick_config(void);
extern int rt_hw_uart_init(void);
void rtt_board_init(void)
{
board_init_clock();
board_init_console();
board_init_pmp();
dma_manager_init();
/* initialize memory system */
rt_system_heap_init(RT_HW_HEAP_BEGIN, RT_HW_HEAP_END);
/* Configure the OS Tick */
os_tick_config();
/* Initialize the UART driver first, because later driver initialization may require the rt_kprintf */
rt_hw_uart_init();
/* Set console device */
rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
}
void app_init_led_pins(void)
{
gpio_set_pin_output(APP_LED0_GPIO_CTRL, APP_LED0_GPIO_INDEX, APP_LED0_GPIO_PIN);
gpio_set_pin_output(APP_LED1_GPIO_CTRL, APP_LED1_GPIO_INDEX, APP_LED1_GPIO_PIN);
gpio_set_pin_output(APP_LED2_GPIO_CTRL, APP_LED2_GPIO_INDEX, APP_LED2_GPIO_PIN);
gpio_write_pin(APP_LED0_GPIO_CTRL, APP_LED0_GPIO_INDEX, APP_LED0_GPIO_PIN, APP_LED_OFF);
gpio_write_pin(APP_LED1_GPIO_CTRL, APP_LED1_GPIO_INDEX, APP_LED1_GPIO_PIN, APP_LED_OFF);
gpio_write_pin(APP_LED2_GPIO_CTRL, APP_LED2_GPIO_INDEX, APP_LED2_GPIO_PIN, APP_LED_OFF);
}
void app_led_write(uint32_t index, bool state)
{
switch (index)
{
case 0:
gpio_write_pin(APP_LED0_GPIO_CTRL, APP_LED0_GPIO_INDEX, APP_LED0_GPIO_PIN, state);
break;
case 1:
gpio_write_pin(APP_LED1_GPIO_CTRL, APP_LED1_GPIO_INDEX, APP_LED1_GPIO_PIN, state);
break;
case 2:
gpio_write_pin(APP_LED2_GPIO_CTRL, APP_LED2_GPIO_INDEX, APP_LED2_GPIO_PIN, state);
break;
default:
/* Suppress the toolchain warnings */
break;
}
}
void os_tick_config(void)
{
sysctl_config_clock(HPM_SYSCTL, clock_node_mchtmr0, clock_source_osc0_clk0, 1);
sysctl_add_resource_to_cpu0(HPM_SYSCTL, sysctl_resource_mchtmr0);
mchtmr_set_compare_value(HPM_MCHTMR, BOARD_MCHTMR_FREQ_IN_HZ / RT_TICK_PER_SECOND);
enable_mchtmr_irq();
}
void rt_hw_board_init(void)
{
rtt_board_init();
/* Call the RT-Thread Component Board Initialization */
rt_components_board_init();
}
void rt_hw_console_output(const char *str)
{
while (*str != '\0')
{
uart_send_byte(BOARD_APP_UART_BASE, *str++);
}
}
ATTR_PLACE_AT(".isr_vector") void mchtmr_isr(void)
{
HPM_MCHTMR->MTIMECMP = HPM_MCHTMR->MTIME + BOARD_MCHTMR_FREQ_IN_HZ / RT_TICK_PER_SECOND;
rt_interrupt_enter();
rt_tick_increase();
rt_interrupt_leave();
}
void rt_hw_us_delay(rt_uint32_t us)
{
clock_cpu_delay_us(us);
}
void rt_hw_cpu_reset(void)
{
HPM_PPOR->RESET_ENABLE = (1UL << 31);
HPM_PPOR->RESET_HOT &= ~(1UL << 31);
HPM_PPOR->RESET_COLD |= (1UL << 31);
HPM_PPOR->SOFTWARE_RESET = 1000U;
while(1) {
}
}
MSH_CMD_EXPORT_ALIAS(rt_hw_cpu_reset, reset, reset the board);