/* * Copyright (c) 2024, sakumisu * * SPDX-License-Identifier: Apache-2.0 */ #include "usbd_core.h" #define WINUSB_VENDOR_CODE 0x17 #define WINUSB_NUM 1 // note that if device is composite device, you should use USB_MSOSV2_COMP_ID_FUNCTION_WINUSB_MULTI_DESCRIPTOR_INIT const uint8_t WINUSB_WCIDDescriptor[] = { #if WINUSB_NUM == 1 USB_MSOSV2_COMP_ID_SET_HEADER_DESCRIPTOR_INIT(10 + USB_MSOSV2_COMP_ID_FUNCTION_WINUSB_SINGLE_DESCRIPTOR_LEN), USB_MSOSV2_COMP_ID_FUNCTION_WINUSB_SINGLE_DESCRIPTOR_INIT(), #else USB_MSOSV2_COMP_ID_SET_HEADER_DESCRIPTOR_INIT(10 + WINUSB_NUM * USB_MSOSV2_COMP_ID_FUNCTION_WINUSB_MULTI_DESCRIPTOR_LEN), USB_MSOSV2_COMP_ID_FUNCTION_WINUSB_MULTI_DESCRIPTOR_INIT(0x00), USB_MSOSV2_COMP_ID_FUNCTION_WINUSB_MULTI_DESCRIPTOR_INIT(0x01), #endif }; const uint8_t USBD_BinaryObjectStoreDescriptor[] = { USB_BOS_HEADER_DESCRIPTOR_INIT(5 + USB_BOS_CAP_PLATFORM_WINUSB_DESCRIPTOR_LEN, 1), USB_BOS_CAP_PLATFORM_WINUSB_DESCRIPTOR_INIT(WINUSB_VENDOR_CODE, sizeof(WINUSB_WCIDDescriptor)), }; const struct usb_msosv2_descriptor msosv2_desc = { .vendor_code = WINUSB_VENDOR_CODE, .compat_id = WINUSB_WCIDDescriptor, .compat_id_len = sizeof(WINUSB_WCIDDescriptor), }; const struct usb_bos_descriptor bos_desc = { .string = USBD_BinaryObjectStoreDescriptor, .string_len = sizeof(USBD_BinaryObjectStoreDescriptor), }; #define WINUSB_IN_EP 0x81 #define WINUSB_OUT_EP 0x02 #define USBD_VID 0xFFFE #define USBD_PID 0xffff #define USBD_MAX_POWER 100 #define USBD_LANGID_STRING 1033 #if WINUSB_NUM == 1 #define USB_CONFIG_SIZE (9 + 9 + 7 + 7) #define INTF_NUM 1 #else #define WINUSB_IN_EP2 0x83 #define WINUSB_OUT_EP2 0x04 #define USB_CONFIG_SIZE (9 + 9 + 7 + 7 + 9 + 7 + 7) #define INTF_NUM 2 #endif #ifdef CONFIG_USB_HS #define WINUSB_EP_MPS 512 #else #define WINUSB_EP_MPS 64 #endif #ifdef CONFIG_USBDEV_ADVANCE_DESC static const uint8_t device_descriptor[] = { USB_DEVICE_DESCRIPTOR_INIT(USB_2_1, 0x00, 0x00, 0x00, USBD_VID, USBD_PID, 0x0001, 0x01) }; static const uint8_t config_descriptor[] = { USB_CONFIG_DESCRIPTOR_INIT(USB_CONFIG_SIZE, INTF_NUM, 0x01, USB_CONFIG_BUS_POWERED, USBD_MAX_POWER), USB_INTERFACE_DESCRIPTOR_INIT(0x00, 0x00, 0x02, 0xff, 0xff, 0x00, 0x04), USB_ENDPOINT_DESCRIPTOR_INIT(WINUSB_IN_EP, 0x02, WINUSB_EP_MPS, 0x00), USB_ENDPOINT_DESCRIPTOR_INIT(WINUSB_OUT_EP, 0x02, WINUSB_EP_MPS, 0x00), #if WINUSB_NUM == 2 USB_INTERFACE_DESCRIPTOR_INIT(0x01, 0x00, 0x02, 0xff, 0xff, 0x00, 0x05), USB_ENDPOINT_DESCRIPTOR_INIT(WINUSB_IN_EP2, 0x02, WINUSB_EP_MPS, 0x00), USB_ENDPOINT_DESCRIPTOR_INIT(WINUSB_OUT_EP2, 0x02, WINUSB_EP_MPS, 0x00), #endif }; static const uint8_t device_quality_descriptor[] = { /////////////////////////////////////// /// device qualifier descriptor /////////////////////////////////////// 0x0a, USB_DESCRIPTOR_TYPE_DEVICE_QUALIFIER, 0x00, 0x02, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, }; static const char *string_descriptors[] = { (const char[]){ 0x09, 0x04 }, /* Langid */ "CherryUSB", /* Manufacturer */ "CherryUSB WINUSB DEMO", /* Product */ "2022123456", /* Serial Number */ "CherryUSB WINUSB DEMO 1", /* STRING4 */ "CherryUSB WINUSB DEMO 2", /* STRING5 */ }; static const uint8_t *device_descriptor_callback(uint8_t speed) { return device_descriptor; } static const uint8_t *config_descriptor_callback(uint8_t speed) { return config_descriptor; } static const uint8_t *device_quality_descriptor_callback(uint8_t speed) { return device_quality_descriptor; } static const char *string_descriptor_callback(uint8_t speed, uint8_t index) { if (index > 5) { return NULL; } return string_descriptors[index]; } const struct usb_descriptor winusbv2_descriptor = { .device_descriptor_callback = device_descriptor_callback, .config_descriptor_callback = config_descriptor_callback, .device_quality_descriptor_callback = device_quality_descriptor_callback, .string_descriptor_callback = string_descriptor_callback, .msosv2_descriptor = &msosv2_desc, .bos_descriptor = &bos_desc, }; #else const uint8_t winusbv2_descriptor[] = { USB_DEVICE_DESCRIPTOR_INIT(USB_2_1, 0x00, 0x00, 0x00, USBD_VID, USBD_PID, 0x0001, 0x01), USB_CONFIG_DESCRIPTOR_INIT(USB_CONFIG_SIZE, INTF_NUM, 0x01, USB_CONFIG_BUS_POWERED, USBD_MAX_POWER), USB_INTERFACE_DESCRIPTOR_INIT(0x00, 0x00, 0x02, 0xff, 0xff, 0x00, 0x04), USB_ENDPOINT_DESCRIPTOR_INIT(WINUSB_IN_EP, 0x02, WINUSB_EP_MPS, 0x00), USB_ENDPOINT_DESCRIPTOR_INIT(WINUSB_OUT_EP, 0x02, WINUSB_EP_MPS, 0x00), #if WINUSB_NUM == 2 USB_INTERFACE_DESCRIPTOR_INIT(0x01, 0x00, 0x02, 0xff, 0xff, 0x00, 0x05), USB_ENDPOINT_DESCRIPTOR_INIT(WINUSB_IN_EP2, 0x02, WINUSB_EP_MPS, 0x00), USB_ENDPOINT_DESCRIPTOR_INIT(WINUSB_OUT_EP2, 0x02, WINUSB_EP_MPS, 0x00), #endif /////////////////////////////////////// /// string0 descriptor /////////////////////////////////////// USB_LANGID_INIT(USBD_LANGID_STRING), /////////////////////////////////////// /// string1 descriptor /////////////////////////////////////// 0x14, /* bLength */ USB_DESCRIPTOR_TYPE_STRING, /* bDescriptorType */ 'C', 0x00, /* wcChar0 */ 'h', 0x00, /* wcChar1 */ 'e', 0x00, /* wcChar2 */ 'r', 0x00, /* wcChar3 */ 'r', 0x00, /* wcChar4 */ 'y', 0x00, /* wcChar5 */ 'U', 0x00, /* wcChar6 */ 'S', 0x00, /* wcChar7 */ 'B', 0x00, /* wcChar8 */ /////////////////////////////////////// /// string2 descriptor /////////////////////////////////////// 0x2C, /* bLength */ USB_DESCRIPTOR_TYPE_STRING, /* bDescriptorType */ 'C', 0x00, /* wcChar0 */ 'h', 0x00, /* wcChar1 */ 'e', 0x00, /* wcChar2 */ 'r', 0x00, /* wcChar3 */ 'r', 0x00, /* wcChar4 */ 'y', 0x00, /* wcChar5 */ 'U', 0x00, /* wcChar6 */ 'S', 0x00, /* wcChar7 */ 'B', 0x00, /* wcChar8 */ ' ', 0x00, /* wcChar9 */ 'W', 0x00, /* wcChar10 */ 'I', 0x00, /* wcChar11 */ 'N', 0x00, /* wcChar12 */ 'U', 0x00, /* wcChar13 */ 'S', 0x00, /* wcChar14 */ 'B', 0x00, /* wcChar15 */ ' ', 0x00, /* wcChar16 */ 'D', 0x00, /* wcChar17 */ 'E', 0x00, /* wcChar18 */ 'M', 0x00, /* wcChar19 */ 'O', 0x00, /* wcChar20 */ /////////////////////////////////////// /// string3 descriptor /////////////////////////////////////// 0x16, /* bLength */ USB_DESCRIPTOR_TYPE_STRING, /* bDescriptorType */ '2', 0x00, /* wcChar0 */ '0', 0x00, /* wcChar1 */ '2', 0x00, /* wcChar2 */ '1', 0x00, /* wcChar3 */ '1', 0x00, /* wcChar4 */ '2', 0x00, /* wcChar5 */ '3', 0x00, /* wcChar6 */ '4', 0x00, /* wcChar7 */ '5', 0x00, /* wcChar8 */ '6', 0x00, /* wcChar9 */ /////////////////////////////////////// /// string4 descriptor /////////////////////////////////////// 0x30, /* bLength */ USB_DESCRIPTOR_TYPE_STRING, /* bDescriptorType */ 'C', 0x00, /* wcChar0 */ 'h', 0x00, /* wcChar1 */ 'e', 0x00, /* wcChar2 */ 'r', 0x00, /* wcChar3 */ 'r', 0x00, /* wcChar4 */ 'y', 0x00, /* wcChar5 */ 'U', 0x00, /* wcChar6 */ 'S', 0x00, /* wcChar7 */ 'B', 0x00, /* wcChar8 */ ' ', 0x00, /* wcChar9 */ 'W', 0x00, /* wcChar10 */ 'I', 0x00, /* wcChar11 */ 'N', 0x00, /* wcChar12 */ 'U', 0x00, /* wcChar13 */ 'S', 0x00, /* wcChar14 */ 'B', 0x00, /* wcChar15 */ ' ', 0x00, /* wcChar16 */ 'D', 0x00, /* wcChar17 */ 'E', 0x00, /* wcChar18 */ 'M', 0x00, /* wcChar19 */ 'O', 0x00, /* wcChar20 */ ' ', 0x00, /* wcChar16 */ '1', 0x00, /* wcChar21 */ /////////////////////////////////////// /// string5 descriptor /////////////////////////////////////// 0x30, /* bLength */ USB_DESCRIPTOR_TYPE_STRING, /* bDescriptorType */ 'C', 0x00, /* wcChar0 */ 'h', 0x00, /* wcChar1 */ 'e', 0x00, /* wcChar2 */ 'r', 0x00, /* wcChar3 */ 'r', 0x00, /* wcChar4 */ 'y', 0x00, /* wcChar5 */ 'U', 0x00, /* wcChar6 */ 'S', 0x00, /* wcChar7 */ 'B', 0x00, /* wcChar8 */ ' ', 0x00, /* wcChar9 */ 'W', 0x00, /* wcChar10 */ 'I', 0x00, /* wcChar11 */ 'N', 0x00, /* wcChar12 */ 'U', 0x00, /* wcChar13 */ 'S', 0x00, /* wcChar14 */ 'B', 0x00, /* wcChar15 */ ' ', 0x00, /* wcChar16 */ 'D', 0x00, /* wcChar17 */ 'E', 0x00, /* wcChar18 */ 'M', 0x00, /* wcChar19 */ 'O', 0x00, /* wcChar20 */ ' ', 0x00, /* wcChar16 */ '2', 0x00, /* wcChar21 */ #ifdef CONFIG_USB_HS /////////////////////////////////////// /// device qualifier descriptor /////////////////////////////////////// 0x0a, USB_DESCRIPTOR_TYPE_DEVICE_QUALIFIER, 0x00, 0x02, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, #endif 0x00 }; #endif 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; static void usbd_event_handler(uint8_t busid, uint8_t event) { switch (event) { case USBD_EVENT_RESET: break; case USBD_EVENT_CONNECTED: break; case USBD_EVENT_DISCONNECTED: break; case USBD_EVENT_RESUME: break; case USBD_EVENT_SUSPEND: break; case USBD_EVENT_CONFIGURED: ep_tx_busy_flag = false; /* setup first out ep read transfer */ usbd_ep_start_read(busid, WINUSB_OUT_EP, read_buffer, 2048); #if WINUSB_NUM == 2 usbd_ep_start_read(busid, WINUSB_OUT_EP2, read_buffer, 2048); #endif break; case USBD_EVENT_SET_REMOTE_WAKEUP: break; case USBD_EVENT_CLR_REMOTE_WAKEUP: break; default: break; } } void usbd_winusb_out(uint8_t busid, uint8_t ep, uint32_t nbytes) { USB_LOG_RAW("actual out len:%d\r\n", (unsigned int)nbytes); // for (int i = 0; i < 100; i++) { // printf("%02x ", read_buffer[i]); // } // printf("\r\n"); usbd_ep_start_write(busid, WINUSB_IN_EP, read_buffer, nbytes); /* setup next out ep read transfer */ usbd_ep_start_read(busid, WINUSB_OUT_EP, read_buffer, 2048); } void usbd_winusb_in(uint8_t busid, uint8_t ep, uint32_t nbytes) { USB_LOG_RAW("actual in len:%d\r\n", (unsigned int)nbytes); if ((nbytes % WINUSB_EP_MPS) == 0 && nbytes) { /* send zlp */ usbd_ep_start_write(busid, WINUSB_IN_EP, NULL, 0); } else { ep_tx_busy_flag = false; } } struct usbd_endpoint winusb_out_ep1 = { .ep_addr = WINUSB_OUT_EP, .ep_cb = usbd_winusb_out }; struct usbd_endpoint winusb_in_ep1 = { .ep_addr = WINUSB_IN_EP, .ep_cb = usbd_winusb_in }; struct usbd_interface intf0; #if WINUSB_NUM == 2 void usbd_winusb_out2(uint8_t busid, uint8_t ep, uint32_t nbytes) { USB_LOG_RAW("actual out len:%d\r\n", (unsigned int)nbytes); // for (int i = 0; i < 100; i++) { // printf("%02x ", read_buffer[i]); // } // printf("\r\n"); usbd_ep_start_write(busid, WINUSB_IN_EP2, read_buffer, nbytes); /* setup next out ep read transfer */ usbd_ep_start_read(busid, WINUSB_OUT_EP2, read_buffer, 2048); } void usbd_winusb_in2(uint8_t busid, uint8_t ep, uint32_t nbytes) { USB_LOG_RAW("actual in len:%d\r\n", (unsigned int)nbytes); if ((nbytes % usbd_get_ep_mps(busid, ep)) == 0 && nbytes) { /* send zlp */ usbd_ep_start_write(busid, WINUSB_IN_EP2, NULL, 0); } else { ep_tx_busy_flag = false; } } struct usbd_endpoint winusb_out_ep2 = { .ep_addr = WINUSB_OUT_EP2, .ep_cb = usbd_winusb_out2 }; struct usbd_endpoint winusb_in_ep2 = { .ep_addr = WINUSB_IN_EP2, .ep_cb = usbd_winusb_in2 }; struct usbd_interface intf1; #endif void winusbv2_init(uint8_t busid, uintptr_t reg_base) { #ifdef CONFIG_USBDEV_ADVANCE_DESC usbd_desc_register(busid, &winusbv2_descriptor); #else usbd_desc_register(busid, winusbv2_descriptor); #endif #ifndef CONFIG_USBDEV_ADVANCE_DESC usbd_bos_desc_register(busid, &bos_desc); usbd_msosv2_desc_register(busid, &msosv2_desc); #endif usbd_add_interface(busid, &intf0); usbd_add_endpoint(busid, &winusb_out_ep1); usbd_add_endpoint(busid, &winusb_in_ep1); #if WINUSB_NUM == 2 usbd_add_interface(busid, &intf1); usbd_add_endpoint(busid, &winusb_out_ep2); usbd_add_endpoint(busid, &winusb_in_ep2); #endif usbd_initialize(busid, reg_base, usbd_event_handler); }