bl_mcu_sdk/examples/usb/usb2uart/main.c
2021-06-04 18:15:19 +08:00

304 lines
9.7 KiB
C

/**
* @file main.c
* @brief
*
* Copyright (c) 2021 Bouffalolab team
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
*/
#include "hal_usb.h"
#include "usbd_core.h"
#include "usbd_cdc.h"
#include "uart_interface.h"
#include "bl702_ef_ctrl.h"
#include "bl702_glb.h"
#include "hal_gpio.h"
#define CDC_IN_EP 0x82
#define CDC_OUT_EP 0x01
#define CDC_INT_EP 0x83
#define USBD_VID 0xFFFF
#define USBD_PID 0xFFFF
#define USBD_MAX_POWER 100
#define USBD_LANGID_STRING 1033
#define USB_CONFIG_SIZE (9 + CDC_ACM_DESCRIPTOR_LEN)
#define USB_CDC_RESET_FILTER_PATTERN "BOUFFALOLAB5555RESET"
uint8_t cdc_descriptor[] =
{
USB_DEVICE_DESCRIPTOR_INIT(USB_2_0,0x02,0x02,0x01,USBD_VID,USBD_PID,0x0100,0x01),
USB_CONFIG_DESCRIPTOR_INIT(USB_CONFIG_SIZE,0x02,0x01,USB_CONFIG_BUS_POWERED,USBD_MAX_POWER),
CDC_ACM_DESCRIPTOR_INIT(0x00,CDC_INT_EP,CDC_OUT_EP,CDC_IN_EP,0x02),
///////////////////////////////////////
/// string0 descriptor
///////////////////////////////////////
USB_LANGID_INIT(USBD_LANGID_STRING),
///////////////////////////////////////
/// string1 descriptor
///////////////////////////////////////
0x12, /* bLength */
USB_DESCRIPTOR_TYPE_STRING, /* bDescriptorType */
'B', 0x00, /* wcChar0 */
'o', 0x00, /* wcChar1 */
'u', 0x00, /* wcChar2 */
'f', 0x00, /* wcChar3 */
'f', 0x00, /* wcChar4 */
'a', 0x00, /* wcChar5 */
'l', 0x00, /* wcChar6 */
'o', 0x00, /* wcChar7 */
///////////////////////////////////////
/// string2 descriptor
///////////////////////////////////////
0x20, /* bLength */
USB_DESCRIPTOR_TYPE_STRING, /* bDescriptorType */
'B', 0x00, /* wcChar0 */
'o', 0x00, /* wcChar1 */
'u', 0x00, /* wcChar2 */
'f', 0x00, /* wcChar3 */
'f', 0x00, /* wcChar4 */
'a', 0x00, /* wcChar5 */
'l', 0x00, /* wcChar6 */
'o', 0x00, /* wcChar7 */
' ', 0x00, /* wcChar8 */
'S', 0x00, /* wcChar9 */
'e', 0x00, /* wcChar10 */
'r', 0x00, /* wcChar11 */
'i', 0x00, /* wcChar13 */
'a', 0x00, /* wcChar14 */
'l', 0x00, /* wcChar15 */
///////////////////////////////////////
/// string3 descriptor
///////////////////////////////////////
0x30, /* bLength */
USB_DESCRIPTOR_TYPE_STRING, /* bDescriptorType */
'F', 0x00, /* wcChar0 */
'a', 0x00, /* wcChar1 */
'c', 0x00, /* wcChar2 */
't', 0x00, /* wcChar3 */
'o', 0x00, /* wcChar4 */
'r', 0x00, /* wcChar5 */
'y', 0x00, /* wcChar6 */
'A', 0x00, /* wcChar7 */
'I', 0x00, /* wcChar8 */
'O', 0x00, /* wcChar9 */
'T', 0x00, /* wcChar10 */
' ', 0x00, /* wcChar11 */
'P', 0x00, /* wcChar12 */
'r', 0x00, /* wcChar13 */
'o', 0x00, /* wcChar14 */
'g', 0x00, /* wcChar15 */
' ', 0x00, /* wcChar16 */
'S', 0x00, /* wcChar17 */
'e', 0x00, /* wcChar18 */
'r', 0x00, /* wcChar19 */
'i', 0x00, /* wcChar20 */
'a', 0x00, /* wcChar21 */
'l', 0x00, /* wcChar22 */
///////////////////////////////////////
/// device qualifier descriptor
///////////////////////////////////////
0x0a,
USB_DESCRIPTOR_TYPE_DEVICE_QUALIFIER,
0x00,
0x02,
0x00,
0x00,
0x00,
0x40,
0x01,
0x00,
0x00
};
struct device *usb_fs;
usbd_class_t cdc_class;
uint8_t filter_buf[sizeof(USB_CDC_RESET_FILTER_PATTERN)+1+1]={0};
static void hexarr2string(uint8_t *hexarray,int length,uint8_t *string)
{
unsigned char num2string_table[] = "0123456789ABCDEF";
int i = 0;
while(i < length)
{
*(string++) = num2string_table[((hexarray[i] >> 4) & 0x0f)];
*(string++) = num2string_table[(hexarray[i] & 0x0f)];
i++;
}
}
uint32_t usbd_cdc_filter_callback(uint8_t* data, uint32_t len)
{
uint32_t pattern_len=sizeof(USB_CDC_RESET_FILTER_PATTERN)-1;
int32_t delay=10;
MSG("usbd_cdc_filter_callback Len:%d\r\n",len);
if(memcmp(data,USB_CDC_RESET_FILTER_PATTERN,pattern_len)==0){
data[len]=0;
MSG("Filter get:%s\r\n",data);
uart1_dtr_init();
uart1_rts_init();
if(data[pattern_len]=='0'||data[pattern_len]==0){
dtr_pin_set(1);
MSG("DTR0\r\n");
}
if(data[pattern_len]=='1'||data[pattern_len]==1){
dtr_pin_set(0);
MSG("DTR1\r\n");
}
if(data[pattern_len+1]=='0'||data[pattern_len+1]==0){
rts_pin_set(1);
MSG("RTS0\r\n");
}
if(data[pattern_len+1]=='1'||data[pattern_len+1]==1){
rts_pin_set(0);
MSG("RTS1\r\n");
}
//delay=atoi(( char *)&data[pattern_len+1]);
if(delay<=0){
delay=10;
}
bflb_platform_delay_ms(delay);
if(data[pattern_len+1]=='0'||data[pattern_len+1]==0){
rts_pin_set(0);
MSG("RTS1\r\n");
}
if(data[pattern_len+1]=='1'||data[pattern_len+1]==1){
rts_pin_set(1);
MSG("RTS0\r\n");
}
bflb_platform_delay_ms(delay);
uart1_rts_deinit();
bflb_platform_delay_ms(5);
uart1_dtr_deinit();
return 1;
}
return 0;
}
void usbd_cdc_acm_bulk_out(uint8_t ep)
{
uint32_t filter_len=sizeof(USB_CDC_RESET_FILTER_PATTERN)+1;
usb_dc_receive_to_ringbuffer(usb_fs, &usb_rx_rb, ep);
//MSG("Len:%d,%d\r\n",Ring_Buffer_Get_Length(&usb_rx_rb),filter_len);
if(Ring_Buffer_Get_Length(&usb_rx_rb)==filter_len){
Ring_Buffer_Peek(&usb_rx_rb, filter_buf, filter_len);
if(1==usbd_cdc_filter_callback(filter_buf,filter_len)){
Ring_Buffer_Read(&usb_rx_rb, filter_buf, filter_len);
}
}
}
void usbd_cdc_acm_bulk_in(uint8_t ep)
{
usb_dc_send_from_ringbuffer(usb_fs, &uart1_rx_rb, ep);
}
void usbd_cdc_acm_set_line_coding(uint32_t baudrate, uint8_t databits, uint8_t parity, uint8_t stopbits)
{
uart1_config(baudrate, databits, parity, stopbits);
}
void usbd_cdc_acm_set_dtr(bool dtr)
{
//dtr_pin_set(!dtr);
}
void usbd_cdc_acm_set_rts(bool rts)
{
//rts_pin_set(!rts);
}
usbd_class_t cdc_class;
usbd_interface_t cdc_cmd_intf;
usbd_interface_t cdc_data_intf;
usbd_endpoint_t cdc_out_ep =
{
.ep_addr = CDC_OUT_EP,
.ep_cb = usbd_cdc_acm_bulk_out
};
usbd_endpoint_t cdc_in_ep =
{
.ep_addr = CDC_IN_EP,
.ep_cb = usbd_cdc_acm_bulk_in
};
extern struct device* usb_dc_init(void);
// #define BL702
#ifdef BL702
#define UART_DTR_PIN GPIO_PIN_37
#define UART_RTS_PIN GPIO_PIN_33
#else
#define UART_DTR_PIN GPIO_PIN_22
#define UART_RTS_PIN GPIO_PIN_21
#endif
int main(void)
{
uint8_t chipid[8];
uint8_t chipid2[6];
#ifdef BL702
GLB_Select_Internal_Flash();
#endif
bflb_platform_init(0);
uart_ringbuffer_init();
uart1_init();
uart1_set_dtr_rts(UART_DTR_PIN,UART_RTS_PIN);
uart1_dtr_deinit();
uart1_rts_deinit();
usbd_desc_register(cdc_descriptor);
EF_Ctrl_Read_Chip_ID(chipid);
hexarr2string(&chipid[2],3,chipid2);
// bflb_platform_dump(chipid,8);
// bflb_platform_dump(chipid2,6);
cdc_descriptor[0x12+USB_CONFIG_SIZE+0x04+0x12+0x20+0x24] = chipid2[0];
cdc_descriptor[0x12+USB_CONFIG_SIZE+0x04+0x12+0x20+0x24+2] = chipid2[1];
cdc_descriptor[0x12+USB_CONFIG_SIZE+0x04+0x12+0x20+0x24+4] = chipid2[2];
cdc_descriptor[0x12+USB_CONFIG_SIZE+0x04+0x12+0x20+0x24+6] = chipid2[3];
cdc_descriptor[0x12+USB_CONFIG_SIZE+0x04+0x12+0x20+0x24+8] = chipid2[4];
cdc_descriptor[0x12+USB_CONFIG_SIZE+0x04+0x12+0x20+0x24+10] = chipid2[5];
usbd_cdc_add_acm_interface(&cdc_class,&cdc_cmd_intf);
usbd_cdc_add_acm_interface(&cdc_class,&cdc_data_intf);
usbd_interface_add_endpoint(&cdc_data_intf,&cdc_out_ep);
usbd_interface_add_endpoint(&cdc_data_intf,&cdc_in_ep);
usb_fs = usb_dc_init();
if (usb_fs)
{
device_control(usb_fs, DEVICE_CTRL_SET_INT, (void *)(USB_EP1_DATA_OUT_IT | USB_EP2_DATA_IN_IT));
}
while(!usb_device_is_configured());
while (1)
{
uart_send_from_ringbuffer();
}
}