73 lines
2.1 KiB
C
73 lines
2.1 KiB
C
/*
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* Copyright (c) 2022, sakumisu
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include "usbd_core.h"
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#include "usbd_hub.h"
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static struct usb_hub_descriptor hub_desc = {
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.bLength = 0x09,
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.bDescriptorType = HUB_DESCRIPTOR_TYPE_HUB,
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.bNbrPorts = 4,
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.wHubCharacteristics = HUB_CHAR_PORTIND | HUB_CHAR_TTTT_32_BITS,
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.bPwrOn2PwrGood = 0x32,
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.bHubContrCurrent = 0x64,
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.DeviceRemovable = 0x00,
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.PortPwrCtrlMask = 0xff
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};
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static int hub_custom_request_handler(struct usb_setup_packet *setup, uint8_t **data, uint32_t *len)
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{
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USBD_LOG_DBG("HUB Class Custom request: "
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"bRequest 0x%02x\r\n",
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setup->bRequest);
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if (((setup->bmRequestType & USB_REQUEST_TYPE_MASK) == USB_REQUEST_CLASS) &&
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((setup->bmRequestType & USB_REQUEST_RECIPIENT_MASK) == USB_REQUEST_RECIPIENT_DEVICE) &&
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(setup->bRequest == HUB_REQUEST_GET_DESCRIPTOR)) {
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uint8_t value = (uint8_t)(setup->wValue >> 8);
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uint8_t intf_num = (uint8_t)setup->wIndex;
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switch (value) {
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case HUB_DESCRIPTOR_TYPE_HUB:
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*data = (uint8_t *)&hub_desc;
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*len = hub_desc.bLength;
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break;
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default:
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return -1;
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}
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return 0;
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}
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else if (((setup->bmRequestType & USB_REQUEST_TYPE_MASK) == USB_REQUEST_CLASS) &&
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((setup->bmRequestType & USB_REQUEST_RECIPIENT_MASK) == USB_REQUEST_RECIPIENT_OTHER)) {
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uint8_t hub_port_feature = (uint8_t)(setup->wValue);
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uint8_t hub_port = (uint8_t)setup->wIndex;
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switch (setup->bRequest) {
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case HUB_REQUEST_GET_STATUS:
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break;
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case HUB_REQUEST_CLEAR_FEATURE:
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break;
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case HUB_REQUEST_SET_FEATURE:
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break;
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default:
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USBD_LOG_WRN("Unhandled HUB Class Custom bRequest 0x%02x\r\n", setup->bRequest);
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return -1;
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}
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return 0;
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}
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return -1;
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}
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static void hub_notify_handler(uint8_t event, void *arg)
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{
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switch (event) {
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case USBD_EVENT_RESET:
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break;
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default:
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break;
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}
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} |