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/*
* dcd.c
*
* Created on: Nov 27, 2012
* Author: hathach
*/
/*
* Software License Agreement (BSD License)
* Copyright (c) 2012, hathach (tinyusb.net)
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the tinyUSB stack.
*/
#include "dcd.h"
#ifdef TUSB_CFG_DEVICE
// TODO refractor later
#include "descriptors.h"
#include <cr_section_macros.h>
// TODO dcd abstract later
#define USB_ROM_SIZE (1024*2)
uint8_t usb_RomDriver_buffer[USB_ROM_SIZE] ATTR_ALIGNED(2048) __DATA(RAM2);
USBD_HANDLE_T g_hUsb;
static volatile bool isConfigured = false;
/**************************************************************************/
/*!
@brief Handler for the USB Configure Event
*/
/**************************************************************************/
ErrorCode_t USB_Configure_Event (USBD_HANDLE_T hUsb)
{
USB_CORE_CTRL_T* pCtrl = (USB_CORE_CTRL_T*)hUsb;
if (pCtrl->config_value)
{
#if defined(DEVICE_CLASS_HID)
ASSERT( tERROR_NONE == tusb_hid_configured(hUsb), ERR_FAILED );
#endif
#ifdef TUSB_CFG_DEVICE_CDC
ASSERT( tERROR_NONE == tusb_cdc_configured(hUsb), ERR_FAILED );
#endif
}
isConfigured = true;
return LPC_OK;
}
/**************************************************************************/
/*!
@brief Handler for the USB Reset Event
*/
/**************************************************************************/
ErrorCode_t USB_Reset_Event (USBD_HANDLE_T hUsb)
{
isConfigured = false;
return LPC_OK;
}
TUSB_Error_t dcd_init(uint8_t coreid)
{
#ifdef DEVICE_ROMDRIVER // TODO refractor later
/* ROM DRIVER INIT */
uint32_t membase = (uint32_t) usb_RomDriver_buffer;
uint32_t memsize = USB_ROM_SIZE;
USBD_API_INIT_PARAM_T usb_param =
{
.usb_reg_base = DEVICE_ROM_REG_BASE,
.max_num_ep = USB_MAX_EP_NUM,
.mem_base = membase,
.mem_size = memsize,
.USB_Configure_Event = USB_Configure_Event,
.USB_Reset_Event = USB_Reset_Event
};
USB_CORE_DESCS_T DeviceDes =
{
.device_desc = (uint8_t*) &USB_DeviceDescriptor,
.string_desc = (uint8_t*) &USB_StringDescriptor,
.full_speed_desc = (uint8_t*) &USB_FsConfigDescriptor,
.high_speed_desc = (uint8_t*) &USB_FsConfigDescriptor,
.device_qualifier = NULL
};
/* USB hardware core initialization */
ASSERT(LPC_OK == USBD_API->hw->Init(&g_hUsb, &DeviceDes, &usb_param), tERROR_FAILED);
membase += (memsize - usb_param.mem_size);
memsize = usb_param.mem_size;
/* Initialise the class driver(s) */
#ifdef TUSB_CFG_DEVICE_CDC
ASSERT_STATUS( tusb_cdc_init(g_hUsb, &USB_FsConfigDescriptor.CDC_CCI_Interface,
&USB_FsConfigDescriptor.CDC_DCI_Interface, &membase, &memsize) );
#endif
#ifdef TUSB_CFG_DEVICE_HID_KEYBOARD
ASSERT_STATUS( tusb_hid_init(g_hUsb , &USB_FsConfigDescriptor.HID_KeyboardInterface ,
HID_KeyboardReportDescriptor, USB_FsConfigDescriptor.HID_KeyboardHID.DescriptorList[0].wDescriptorLength,
&membase , &memsize) );
#endif
#ifdef TUSB_CFG_DEVICE_HID_MOUSE
ASSERT_STATUS( tusb_hid_init(g_hUsb , &USB_FsConfigDescriptor.HID_MouseInterface ,
HID_MouseReportDescriptor, USB_FsConfigDescriptor.HID_MouseHID.DescriptorList[0].wDescriptorLength,
&membase , &memsize) );
#endif
hal_interrupt_enable(); /* Enable the USB interrupt */
/* Perform USB soft connect */
USBD_API->hw->Connect(g_hUsb, 1);
#endif
return tERROR_NONE;
}
/**************************************************************************/
/*!
@brief Indicates whether USB is configured or not
*/
/**************************************************************************/
bool usb_isConfigured(void)
{
return isConfigured;
}
/**************************************************************************/
/*!
@brief Redirect the USB IRQ handler to the ROM handler
*/
/**************************************************************************/
void USB_IRQHandler(void)
{
USBD_API->hw->ISR(g_hUsb);
}
#endif
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