Files
mkrtos-real/mkrtos_user/server/app/drv/wk2xx_hw.c
2023-10-06 21:18:23 +08:00

116 lines
3.8 KiB
C

#include "u_factory.h"
#include "u_irq_sender.h"
#include "u_prot.h"
#include "u_hd_man.h"
#include "u_local_thread.h"
#include "u_sleep.h"
#include "wk2xx_hw.h"
#include "spi2.h"
#include "delay.h"
#include "wk2xx.h"
#include "MDM_RTU_Serial.h"
#include <assert.h>
// #include "MDM_RTU_Serial.h"
static obj_handler_t irq_obj;
#define IRQ_THREAD_PRIO 3
#define STACK_SIZE 512
static __attribute__((aligned(8))) uint8_t stack0[STACK_SIZE];
static void *exti_12_irq(void *arg);
void wk2xx_hw_init(void)
{
EXTI_InitTypeDef EXTI_InitStructure;
NVIC_InitTypeDef NVIC_InitStructure;
GPIO_InitTypeDef GPIO_InitStructure;
SPI2_Init();
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_ResetBits(GPIOB, GPIO_Pin_6);
delay_us(100);
GPIO_SetBits(GPIOB, GPIO_Pin_6);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_EXTILineConfig(GPIO_PortSourceGPIOB, GPIO_PinSource12);
EXTI_InitStructure.EXTI_Line = EXTI_Line12;
EXTI_InitStructure.EXTI_Mode = EXTI_Mode_Interrupt;
EXTI_InitStructure.EXTI_Trigger = EXTI_Trigger_Falling;
EXTI_InitStructure.EXTI_LineCmd = ENABLE;
EXTI_Init(&EXTI_InitStructure);
// NVIC_InitStructure.NVIC_IRQChannel = EXTI15_10_IRQn;
// NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0x00;
// NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0x01;
// NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
// NVIC_Init(&NVIC_InitStructure);
irq_obj = handler_alloc();
assert(irq_obj != HANDLER_INVALID);
msg_tag_t tag = factory_create_irq_sender(FACTORY_PROT, vpage_create_raw3(0, 0, irq_obj));
assert(msg_tag_get_val(tag) >= 0);
uirq_bind(irq_obj, EXTI15_10_IRQn, (0 << 16) | 1);
int ret = thread_create(IRQ_THREAD_PRIO, exti_12_irq, (umword_t)(stack0 + STACK_SIZE), NULL);
assert(ret >= 0);
}
u8 wk_recv_buf[4][256] = {0};
static void *exti_12_irq(void *arg)
{
while (1)
{
msg_tag_t tag = uirq_wait(irq_obj, 0);
if (msg_tag_get_val(tag) >= 0)
{
int recv_len = 0;
if (EXTI_GetFlagStatus(EXTI_Line12) != RESET)
{
if (GPIO_ReadInputDataBit(GPIOB, GPIO_Pin_12) == 0)
{
u8 intr_reg = WkReadGReg(WK2XXX_GIFR) & 0xf;
// 获取那个设备产生的中断
switch (intr_reg)
{
case WK2XXX_UT1IE:
recv_len = wk_RxChars(1, wk_recv_buf[0]);
break;
case WK2XXX_UT2IE:
// 485
recv_len = wk_RxChars(2, wk_recv_buf[1]);
for (int i = 0; i < recv_len; i++)
{
// MDMSerialRecvByte(wk_recv_buf[1][i]);TODO:
}
break;
case WK2XXX_UT3IE:
recv_len = wk_RxChars(3, wk_recv_buf[2]);
break;
case WK2XXX_UT4IE:
// 485
recv_len = wk_RxChars(4, wk_recv_buf[3]);
for (int i = 0; i < recv_len; i++)
{
MDMSerialRecvByte(wk_recv_buf[3][i]);
}
break;
}
}
// 清除中断位
EXTI_ClearITPendingBit(EXTI_Line12);
}
uirq_ack(irq_obj, EXTI15_10_IRQn);
}
}
}