lobo/bl616-usb-cdc-acm
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add files that matter (and some that do not)

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This commit is contained in:
Emil Lerch 2023-04-22 16:17:55 -07:00
parent 7d5316ebb7
commit a00289c115
Signed by: lobo
GPG Key ID: A7B62D657EF764F8
9 changed files with 462 additions and 0 deletions
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12
CMakeLists.txt Normal file
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cmake_minimum_required(VERSION 3.15)
include(proj.conf)
find_package(bouffalo_sdk REQUIRED HINTS $ENV{BL_SDK_BASE})
sdk_add_include_directories(.)
target_sources(app PRIVATE cdc_acm_template.c)
sdk_set_main_file(main.c)
project(usbd_cdc_acm)

21
LICENSE Normal file
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MIT License
Copyright (c) 2023 Emil Lerch
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.

13
Makefile Normal file
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SDK_DEMO_PATH ?= .
BL_SDK_BASE ?= $(SDK_DEMO_PATH)/../../../..
export BL_SDK_BASE
CHIP ?= bl616
BOARD ?= bl616dk
CROSS_COMPILE ?= riscv64-unknown-elf-
# add custom cmake definition
#cmake_definition+=-Dxxx=sss
include $(BL_SDK_BASE)/project.build

37
README.md Normal file
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# usbd_cdc_acm
## Support CHIP
| CHIP | Remark |
|:----------------:|:------:|
|BL702/BL704/BL706 | |
|BL616/BL618 | |
|BL808 | D0 has no irq |
## Compile
- BL702/BL704/BL706
```
make CHIP=bl702 BOARD=bl702dk
```
- BL616/BL618
```
make CHIP=bl616 BOARD=bl616dk
```
- BL808
```
make CHIP=bl808 BOARD=bl808dk CPU_ID=m0
make CHIP=bl808 BOARD=bl808dk CPU_ID=d0
```
## Flash
```
make flash CHIP=chip_name COMX=xxx # xxx is your com name
```

194
cdc_acm_template.c Normal file
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#include "usbd_core.h"
#include "usbd_cdc.h"
/*!< endpoint address */
#define CDC_IN_EP 0x81
#define CDC_OUT_EP 0x02
#define CDC_INT_EP 0x83
#define USBD_VID 0xFFFF
#define USBD_PID 0xFFFF
#define USBD_MAX_POWER 100
#define USBD_LANGID_STRING 1033
/*!< config descriptor size */
#define USB_CONFIG_SIZE (9 + CDC_ACM_DESCRIPTOR_LEN)
/*!< global descriptor */
static const uint8_t cdc_descriptor[] = {
USB_DEVICE_DESCRIPTOR_INIT(USB_2_0, 0xEF, 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
///////////////////////////////////////
0x16, /* bLength */
USB_DESCRIPTOR_TYPE_STRING, /* bDescriptorType */
'E', 0x00, /* wcChar0 */
'm', 0x00, /* wcChar1 */
'i', 0x00, /* wcChar2 */
'l', 0x00, /* wcChar3 */
' ', 0x00, /* wcChar4 */
'L', 0x00, /* wcChar5 */
'e', 0x00, /* wcChar6 */
'r', 0x00, /* wcChar7 */
'c', 0x00, /* wcChar8 */
'h', 0x00, /* wcChar9 */
///////////////////////////////////////
/// string2 descriptor
///////////////////////////////////////
0x22, /* bLength */
USB_DESCRIPTOR_TYPE_STRING, /* bDescriptorType */
'B', 0x00, /* wcChar0 */
'L', 0x00, /* wcChar1 */
'6', 0x00, /* wcChar2 */
'1', 0x00, /* wcChar3 */
'6', 0x00, /* wcChar4 */
' ', 0x00, /* wcChar5 */
'B', 0x00, /* wcChar6 */
'a', 0x00, /* wcChar7 */
'r', 0x00, /* wcChar8 */
'e', 0x00, /* wcChar9 */
' ', 0x00, /* wcChar10 */
'M', 0x00, /* wcChar11 */
'e', 0x00, /* wcChar12 */
't', 0x00, /* wcChar13 */
'a', 0x00, /* wcChar14 */
'l', 0x00, /* wcChar15 */
///////////////////////////////////////
/// string3 descriptor
///////////////////////////////////////
0x16, /* bLength */
USB_DESCRIPTOR_TYPE_STRING, /* bDescriptorType */
'2', 0x00, /* wcChar0 */
'0', 0x00, /* wcChar1 */
'2', 0x00, /* wcChar2 */
'3', 0x00, /* wcChar3 */
'-', 0x00, /* wcChar4 */
'0', 0x00, /* wcChar5 */
'4', 0x00, /* wcChar6 */
'-', 0x00, /* wcChar7 */
'1', 0x00, /* wcChar8 */
'9', 0x00, /* wcChar9 */
#ifdef CONFIG_USB_HS
///////////////////////////////////////
/// device qualifier descriptor
///////////////////////////////////////
0x0a,
USB_DESCRIPTOR_TYPE_DEVICE_QUALIFIER,
0x00,
0x02,
0x02,
0x02,
0x01,
0x40,
0x01,
0x00,
#endif
0x00
};
USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t read_buffer[2048];
USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t write_buffer[2048];
volatile bool ep_tx_busy_flag = false;
#ifdef CONFIG_USB_HS
#define CDC_MAX_MPS 512
#else
#define CDC_MAX_MPS 64
#endif
void usbd_configure_done_callback(void)
{
/* setup first out ep read transfer */
usbd_ep_start_read(CDC_OUT_EP, read_buffer, 2048);
}
void usbd_cdc_acm_bulk_out(uint8_t ep, uint32_t nbytes)
{
USB_LOG_RAW("actual out len:%d\r\n", nbytes);
// for (int i = 0; i < 100; i++) {
// printf("%02x ", read_buffer[i]);
// }
// printf("\r\n");
/* setup next out ep read transfer */
usbd_ep_start_read(CDC_OUT_EP, read_buffer, 2048);
}
void usbd_cdc_acm_bulk_in(uint8_t ep, uint32_t nbytes)
{
USB_LOG_RAW("actual in len:%d\r\n", nbytes);
if ((nbytes % CDC_MAX_MPS) == 0 && nbytes) {
/* send zlp */
usbd_ep_start_write(CDC_IN_EP, NULL, 0);
} else {
ep_tx_busy_flag = false;
}
}
/*!< endpoint call back */
struct usbd_endpoint cdc_out_ep = {
.ep_addr = CDC_OUT_EP,
.ep_cb = usbd_cdc_acm_bulk_out
};
struct usbd_endpoint cdc_in_ep = {
.ep_addr = CDC_IN_EP,
.ep_cb = usbd_cdc_acm_bulk_in
};
struct usbd_interface intf0;
struct usbd_interface intf1;
/* function ------------------------------------------------------------------*/
void cdc_acm_init(void)
{
const uint8_t data[10] = { 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x30 };
memcpy(&write_buffer[0], data, 10);
memset(&write_buffer[10], 'a', 2038);
usbd_desc_register(cdc_descriptor);
usbd_add_interface(usbd_cdc_acm_init_intf(&intf0));
usbd_add_interface(usbd_cdc_acm_init_intf(&intf1));
usbd_add_endpoint(&cdc_out_ep);
usbd_add_endpoint(&cdc_in_ep);
usbd_initialize();
}
volatile uint8_t dtr_enable = 0;
void usbd_cdc_acm_set_dtr(uint8_t intf, bool dtr)
{
if (dtr) {
dtr_enable = 1;
} else {
dtr_enable = 0;
}
}
void cdc_acm_data_send_with_dtr(const uint8_t *data, uint32_t data_len )
{
if (dtr_enable) {
ep_tx_busy_flag = true;
usbd_ep_start_write(CDC_IN_EP, data, data_len);
while (ep_tx_busy_flag) {
}
}
}
void cdc_acm_data_send_with_dtr_test(void)
{
if (dtr_enable) {
ep_tx_busy_flag = true;
usbd_ep_start_write(CDC_IN_EP, write_buffer, 2048);
while (ep_tx_busy_flag) {
}
}
}

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flash_prog_cfg.ini Normal file
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[cfg]
# 0: no erase, 1:programmed section erase, 2: chip erase
erase = 1
# skip mode set first para is skip addr, second para is skip len, multi-segment region with ; separated
skip_mode = 0x0, 0x0
# 0: not use isp mode, #1: isp mode
boot2_isp_mode = 0
[FW]
filedir = ./build/build_out/usbd*_$(CHIPNAME).bin
address = 0x000000

35
main.c Normal file
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#include "usbh_core.h"
#include "bflb_mtimer.h"
#include "board.h"
#include "usbd_core.h"
#include "usbd_cdc.h"
extern void cdc_acm_init(void);
extern void cdc_acm_data_send_with_dtr(const uint8_t *, uint32_t);
uint32_t buffer_init(char *);
USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t write_buffer_main[2048];
int main(void)
{
board_init();
uint32_t data_len = buffer_init("Hello world!\r\n");
cdc_acm_init();
while (1) {
cdc_acm_data_send_with_dtr(write_buffer_main, data_len);
bflb_mtimer_delay_ms(2000);
}
}
uint32_t buffer_init(char *data) {
uint32_t data_len = 0;
for (ssize_t inx = 0; data[inx]; inx++) {
write_buffer_main[inx] = data[inx];
if (data[inx]) data_len++;
}
return data_len;
}

7
proj.conf Normal file
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set(CONFIG_CHERRYUSB 1)
set(CONFIG_CHERRYUSB_DEVICE 1)
set(CONFIG_CHERRYUSB_DEVICE_CDC 1)
set(CONFIG_CHERRYUSB_DEVICE_HID 1)
set(CONFIG_CHERRYUSB_DEVICE_MSC 1)
set(CONFIG_CHERRYUSB_DEVICE_AUDIO 1)
set(CONFIG_CHERRYUSB_DEVICE_VIDEO 1)

132
usb_config.h Normal file
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/*
* Copyright (c) 2022, sakumisu
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef CHERRYUSB_CONFIG_H
#define CHERRYUSB_CONFIG_H
/* ================ USB common Configuration ================ */
#define CONFIG_USB_PRINTF(...) printf(__VA_ARGS__)
#define usb_malloc(size) malloc(size)
#define usb_free(ptr) free(ptr)
#ifndef CONFIG_USB_DBG_LEVEL
#define CONFIG_USB_DBG_LEVEL USB_DBG_INFO
#endif
/* Enable print with color */
#define CONFIG_USB_PRINTF_COLOR_ENABLE
/* data align size when use dma */
#ifndef CONFIG_USB_ALIGN_SIZE
#define CONFIG_USB_ALIGN_SIZE 4
#endif
/* attribute data into no cache ram */
#define USB_NOCACHE_RAM_SECTION __attribute__((section(".noncacheable")))
/* ================= USB Device Stack Configuration ================ */
/* Ep0 max transfer buffer, specially for receiving data from ep0 out */
#define CONFIG_USBDEV_REQUEST_BUFFER_LEN 256
/* Setup packet log for debug */
// #define CONFIG_USBDEV_SETUP_LOG_PRINT
/* Check if the input descriptor is correct */
// #define CONFIG_USBDEV_DESC_CHECK
/* Enable test mode */
// #define CONFIG_USBDEV_TEST_MODE
#ifndef CONFIG_USBDEV_MSC_BLOCK_SIZE
#define CONFIG_USBDEV_MSC_BLOCK_SIZE 512
#endif
#ifndef CONFIG_USBDEV_MSC_MANUFACTURER_STRING
#define CONFIG_USBDEV_MSC_MANUFACTURER_STRING ""
#endif
#ifndef CONFIG_USBDEV_MSC_PRODUCT_STRING
#define CONFIG_USBDEV_MSC_PRODUCT_STRING ""
#endif
#ifndef CONFIG_USBDEV_MSC_VERSION_STRING
#define CONFIG_USBDEV_MSC_VERSION_STRING "0.01"
#endif
// #define CONFIG_USBDEV_MSC_THREAD
#ifdef CONFIG_USBDEV_MSC_THREAD
#ifndef CONFIG_USBDEV_MSC_STACKSIZE
#define CONFIG_USBDEV_MSC_STACKSIZE 2048
#endif
#ifndef CONFIG_USBDEV_MSC_PRIO
#define CONFIG_USBDEV_MSC_PRIO 4
#endif
#endif
#ifndef CONFIG_USBDEV_AUDIO_VERSION
#define CONFIG_USBDEV_AUDIO_VERSION 0x0100
#endif
#ifndef CONFIG_USBDEV_AUDIO_MAX_CHANNEL
#define CONFIG_USBDEV_AUDIO_MAX_CHANNEL 8
#endif
/* ================ USB HOST Stack Configuration ================== */
#define CONFIG_USBHOST_MAX_RHPORTS 1
#define CONFIG_USBHOST_MAX_EXTHUBS 1
#define CONFIG_USBHOST_MAX_EHPORTS 4
#define CONFIG_USBHOST_MAX_INTERFACES 6
#define CONFIG_USBHOST_MAX_INTF_ALTSETTINGS 8
#define CONFIG_USBHOST_MAX_ENDPOINTS 4
#define CONFIG_USBHOST_DEV_NAMELEN 16
#ifndef CONFIG_USBHOST_PSC_PRIO
#define CONFIG_USBHOST_PSC_PRIO 4
#endif
#ifndef CONFIG_USBHOST_PSC_STACKSIZE
#define CONFIG_USBHOST_PSC_STACKSIZE 2048
#endif
//#define CONFIG_USBHOST_GET_STRING_DESC
/* Ep0 max transfer buffer */
#define CONFIG_USBHOST_REQUEST_BUFFER_LEN 512
#ifndef CONFIG_USBHOST_CONTROL_TRANSFER_TIMEOUT
#define CONFIG_USBHOST_CONTROL_TRANSFER_TIMEOUT 500
#endif
#ifndef CONFIG_USBHOST_MSC_TIMEOUT
#define CONFIG_USBHOST_MSC_TIMEOUT 5000
#endif
/* ================ USB Device Port Configuration ================*/
//#define USBD_IRQHandler USBD_IRQHandler
//#define USB_BASE (0x40080000UL)
//#define USB_NUM_BIDIR_ENDPOINTS 4
/* ================ USB Host Port Configuration ==================*/
#define CONFIG_USBHOST_PIPE_NUM 10
/* ================ EHCI Configuration ================ */
#define CONFIG_USB_EHCI_HCCR_BASE (0x20072000)
#define CONFIG_USB_EHCI_HCOR_BASE (0x20072000 + 0x10)
#define CONFIG_USB_EHCI_FRAME_LIST_SIZE 1024
// #define CONFIG_USB_EHCI_INFO_ENABLE
#define CONFIG_USB_ECHI_HCOR_RESERVED_DISABLE
// #define CONFIG_USB_EHCI_CONFIGFLAG
// #define CONFIG_USB_EHCI_PORT_POWER
#endif