3924764dff
refractor usbh class driver indexing opt out periodic list code in EHCI (need to refractor/group later) [device lpc176x] rename dcd_endpoint_configure to dcd_pipe_open add usbd_pipe_open to manage pipe
264 lines
8.9 KiB
C
264 lines
8.9 KiB
C
/**************************************************************************/
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/*!
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@file usbd.c
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@author hathach (tinyusb.org)
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@section LICENSE
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Software License Agreement (BSD License)
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Copyright (c) 2013, hathach (tinyusb.org)
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. Neither the name of the copyright holders nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
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EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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This file is part of the tinyusb stack.
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*/
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/**************************************************************************/
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#include "tusb_option.h"
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#if MODE_DEVICE_SUPPORTED
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#define _TINY_USB_SOURCE_FILE_
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//--------------------------------------------------------------------+
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// INCLUDE
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//--------------------------------------------------------------------+
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#include "tusb.h"
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#include "tusb_descriptors.h" // TODO callback include
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#include "usbd_dcd.h"
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//--------------------------------------------------------------------+
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// MACRO CONSTANT TYPEDEF
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//--------------------------------------------------------------------+
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usbd_device_info_t usbd_devices[CONTROLLER_DEVICE_NUMBER];
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// TODO fix/compress number of class driver
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static device_class_driver_t const usbd_class_drivers[TUSB_CLASS_MAPPED_INDEX_START] =
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{
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#if DEVICE_CLASS_HID
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[TUSB_CLASS_HID] = {
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.init = hidd_init,
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.control_request = hidd_control_request,
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},
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#endif
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};
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//--------------------------------------------------------------------+
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// INTERNAL OBJECT & FUNCTION DECLARATION
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//--------------------------------------------------------------------+
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static tusb_error_t usbd_string_descriptor_init(void);
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//--------------------------------------------------------------------+
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// APPLICATION INTERFACE
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//--------------------------------------------------------------------+
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bool tusbd_is_configured(uint8_t coreid)
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{
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return usbd_devices[coreid].state == TUSB_DEVICE_STATE_CONFIGURED;
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}
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//--------------------------------------------------------------------+
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// IMPLEMENTATION
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//--------------------------------------------------------------------+
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void usbd_bus_reset(uint32_t coreid)
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{
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memclr_(usbd_devices, sizeof(usbd_device_info_t)*CONTROLLER_DEVICE_NUMBER);
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}
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void std_get_descriptor(uint8_t coreid)
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{
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tusb_std_descriptor_type_t const desc_type = usbd_devices[coreid].setup_packet.wValue >> 8;
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uint8_t const desc_index = u16_low_u8( usbd_devices[coreid].setup_packet.wValue );
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switch ( desc_type )
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{
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case TUSB_DESC_TYPE_DEVICE:
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dcd_pipe_control_write(coreid, &app_tusb_desc_device, sizeof(tusb_descriptor_device_t));
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break;
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case TUSB_DESC_TYPE_CONFIGURATION:
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{
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uint16_t const requested_length = min16_of(usbd_devices[coreid].setup_packet.wLength, sizeof(app_tusb_desc_configuration)-1);
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ASSERT(requested_length <= TUSB_CFG_DEVICE_CONTROL_PACKET_SIZE, (void)0 ); // multiple packets requires a task a-like
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dcd_pipe_control_write(coreid, &app_tusb_desc_configuration,
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requested_length);
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}
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break;
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case TUSB_DESC_TYPE_STRING:
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{
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uint8_t *p_string = (uint8_t*) &app_tusb_desc_strings;
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for(uint8_t index =0; index < desc_index; index++)
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{
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p_string += (*p_string);
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}
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dcd_pipe_control_write(coreid, p_string, *p_string);
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}
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break;
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default:
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// ASSERT(false, (void) 0); // descriptors that is not supported yet
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return;
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}
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}
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void usbd_setup_received(uint8_t coreid)
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{
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usbd_device_info_t *p_device = &usbd_devices[coreid];
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// check device configured TODO
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if ( p_device->setup_packet.bmRequestType.recipient == TUSB_REQUEST_RECIPIENT_INTERFACE)
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{
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// TODO detect which class
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// ASSERT( p_device->setup_packet.wIndex < USBD_MAX_INTERFACE, (void) 0);
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// tusb_std_class_code_t const class_code = usbd_devices[coreid].interface2class[ p_device->setup_packet.wIndex ];
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// if ( usbd_class_drivers[class_code].control_request != NULL )
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// {
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// usbd_class_drivers[class_code].control_request(coreid, &p_device->setup_packet);
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//
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// }
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hidd_control_request(coreid, &p_device->setup_packet);
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}else
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{
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switch ( p_device->setup_packet.bRequest )
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{
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case TUSB_REQUEST_GET_DESCRIPTOR:
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std_get_descriptor(coreid);
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break;
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case TUSB_REQUEST_SET_ADDRESS:
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p_device->address = (uint8_t) p_device->setup_packet.wValue;
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dcd_device_set_address(coreid, p_device->address);
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usbd_devices[coreid].state = TUSB_DEVICE_STATE_ADDRESSED;
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break;
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case TUSB_REQUEST_SET_CONFIGURATION:
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dcd_device_set_configuration(coreid, (uint8_t) p_device->setup_packet.wValue);
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usbd_devices[coreid].state = TUSB_DEVICE_STATE_CONFIGURED;
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break;
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default:
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return;
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}
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}
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if (p_device->setup_packet.bmRequestType.direction == TUSB_DIR_HOST_TO_DEV)
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{
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dcd_pipe_control_write_zero_length(coreid);
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}
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}
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tusb_error_t usbd_init (void)
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{
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ASSERT_STATUS ( usbd_string_descriptor_init() );
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ASSERT_STATUS ( dcd_init() );
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uint16_t length = 0;
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#if TUSB_CFG_DEVICE_HID_KEYBOARD
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tusb_descriptor_interface_t const * p_interface = &app_tusb_desc_configuration.keyboard_interface;
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ASSERT_STATUS( hidd_init(0, p_interface, &length) );
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usbd_devices[0].interface2class[p_interface->bInterfaceNumber] = p_interface->bInterfaceClass;
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#endif
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#if TUSB_CFG_DEVICE_HID_MOUSE && 0
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ASSERT_STATUS( hidd_init(0, &app_tusb_desc_configuration.mouse_interface, &length) );
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#endif
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usbd_bus_reset(0);
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#ifndef _TEST_
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hal_interrupt_enable(0); // TODO USB1
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#endif
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dcd_controller_connect(0); // TODO USB1
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return TUSB_ERROR_NONE;
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}
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//--------------------------------------------------------------------+
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// USBD-CLASS API
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//--------------------------------------------------------------------+
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tusb_error_t usbd_pipe_open(uint8_t coreid, tusb_descriptor_interface_t const * p_interfacae, tusb_descriptor_endpoint_t const * p_endpoint_desc)
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{
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return TUSB_ERROR_NONE;
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}
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//--------------------------------------------------------------------+
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// callback from DCD ISR
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//--------------------------------------------------------------------+
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void usbd_isr(uint8_t coreid, tusb_event_t event)
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{
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switch(event)
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{
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case TUSB_EVENT_BUS_RESET:
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usbd_bus_reset(coreid);
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break;
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case TUSB_EVENT_SETUP_RECEIVED:
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usbd_setup_received(coreid);
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break;
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default:
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ASSERT(false, (void) 0);
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break;
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}
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}
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//--------------------------------------------------------------------+
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// HELPER
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//--------------------------------------------------------------------+
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static tusb_error_t usbd_string_descriptor_init(void)
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{
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ASSERT_INT( STRING_LEN_BYTE2UNICODE(sizeof(TUSB_CFG_DEVICE_STRING_MANUFACTURER)-1),
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app_tusb_desc_strings.manufacturer.bLength, TUSB_ERROR_USBD_DESCRIPTOR_STRING);
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ASSERT_INT( STRING_LEN_BYTE2UNICODE(sizeof(TUSB_CFG_DEVICE_STRING_PRODUCT)-1) ,
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app_tusb_desc_strings.product.bLength , TUSB_ERROR_USBD_DESCRIPTOR_STRING);
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ASSERT_INT( STRING_LEN_BYTE2UNICODE(sizeof(TUSB_CFG_DEVICE_STRING_SERIAL)-1) ,
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app_tusb_desc_strings.serial.bLength , TUSB_ERROR_USBD_DESCRIPTOR_STRING);
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for(uint32_t i=0; i < sizeof(TUSB_CFG_DEVICE_STRING_MANUFACTURER)-1; i++)
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{
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app_tusb_desc_strings.manufacturer.unicode_string[i] = (uint16_t) TUSB_CFG_DEVICE_STRING_MANUFACTURER[i];
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}
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for(uint32_t i=0; i < sizeof(TUSB_CFG_DEVICE_STRING_PRODUCT)-1; i++)
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{
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app_tusb_desc_strings.product.unicode_string[i] = (uint16_t) TUSB_CFG_DEVICE_STRING_PRODUCT[i];
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}
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for(uint32_t i=0; i < sizeof(TUSB_CFG_DEVICE_STRING_SERIAL)-1; i++)
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{
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app_tusb_desc_strings.serial.unicode_string[i] = (uint16_t) TUSB_CFG_DEVICE_STRING_SERIAL[i];
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}
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return TUSB_ERROR_NONE;
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}
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#endif
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