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usb: hub class driver

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Matheus
2026-05-13 12:04:17 -03:00
parent 53f444eb2f
commit 9c45a41abe
8 changed files with 598 additions and 20 deletions
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kernel-src/io/usb/core/usb.c
+9 -5
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@@ -25,9 +25,9 @@ int usb_control_xfer(usb_device_t *dev, usb_setup_t *setup, void *buffer, usb_co
return usb_submit_xfer(dev, &xfer);
}
static int usb_get_descriptor_for_recipient(usb_device_t *dev, uint8_t recipient, uint16_t index, uint8_t desc_type, uint8_t desc_index, void *buffer, uint16_t length, usb_completion_callback_t callback, void *callback_ctx) {
static int usb_get_descriptor_for_recipient(usb_device_t *dev, uint8_t request_type, uint8_t recipient, uint16_t index, uint8_t desc_type, uint8_t desc_index, void *buffer, uint16_t length, usb_completion_callback_t callback, void *callback_ctx) {
usb_setup_t setup = {0};
setup.bmRequestType = recipient | USB_REQUEST_STANDARD | USB_REQUEST_DIR_TO_HOST;
setup.bmRequestType = recipient | request_type | USB_REQUEST_DIR_TO_HOST;
setup.bRequest = USB_REQUEST_GET_DESCRIPTOR;
setup.wValue = ((uint16_t)desc_type << 8) | desc_index;
setup.wIndex = index;
@@ -37,15 +37,19 @@ static int usb_get_descriptor_for_recipient(usb_device_t *dev, uint8_t recipient
}
int usb_get_device_descriptor(usb_device_t *dev, uint8_t desc_type, uint8_t desc_index, void *buffer, uint16_t length, usb_completion_callback_t callback, void *callback_ctx) {
return usb_get_descriptor_for_recipient(dev, USB_REQUEST_RECIP_DEVICE, 0, desc_type, desc_index, buffer, length, callback, callback_ctx);
return usb_get_descriptor_for_recipient(dev, USB_REQUEST_STANDARD, USB_REQUEST_RECIP_DEVICE, 0, desc_type, desc_index, buffer, length, callback, callback_ctx);
}
int usb_get_class_device_descriptor(usb_device_t *dev, uint8_t desc_type, uint8_t desc_index, void *buffer, uint16_t length, usb_completion_callback_t callback, void *callback_ctx) {
return usb_get_descriptor_for_recipient(dev, USB_REQUEST_CLASS, USB_REQUEST_RECIP_DEVICE, 0, desc_type, desc_index, buffer, length, callback, callback_ctx);
}
int usb_get_interface_descriptor(usb_device_t *dev, uint16_t interface_number, uint8_t desc_type, uint8_t desc_index, void *buffer, uint16_t length, usb_completion_callback_t callback, void *callback_ctx) {
return usb_get_descriptor_for_recipient(dev, USB_REQUEST_RECIP_INTERFACE, interface_number, desc_type, desc_index, buffer, length, callback, callback_ctx);
return usb_get_descriptor_for_recipient(dev, USB_REQUEST_STANDARD, USB_REQUEST_RECIP_INTERFACE, interface_number, desc_type, desc_index, buffer, length, callback, callback_ctx);
}
int usb_get_endpoint_descriptor(usb_device_t *dev, uint16_t endpoint_address, uint8_t desc_type, uint8_t desc_index, void *buffer, uint16_t length, usb_completion_callback_t callback, void *callback_ctx) {
return usb_get_descriptor_for_recipient(dev, USB_REQUEST_RECIP_ENDPOINT, endpoint_address, desc_type, desc_index, buffer, length, callback, callback_ctx);
return usb_get_descriptor_for_recipient(dev, USB_REQUEST_STANDARD, USB_REQUEST_RECIP_ENDPOINT, endpoint_address, desc_type, desc_index, buffer, length, callback, callback_ctx);
}
int usb_set_configuration(usb_device_t *dev, uint8_t config_value, usb_completion_callback_t callback) {