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/**
**************************************************************************
* @file usb_core.c
* @brief usb driver
**************************************************************************
* Copyright notice & Disclaimer
*
* The software Board Support Package (BSP) that is made available to
* download from Artery official website is the copyrighted work of Artery.
* Artery authorizes customers to use, copy, and distribute the BSP
* software and its related documentation for the purpose of design and
* development in conjunction with Artery microcontrollers. Use of the
* software is governed by this copyright notice and the following disclaimer.
*
* THIS SOFTWARE IS PROVIDED ON "AS IS" BASIS WITHOUT WARRANTIES,
* GUARANTEES OR REPRESENTATIONS OF ANY KIND. ARTERY EXPRESSLY DISCLAIMS,
* TO THE FULLEST EXTENT PERMITTED BY LAW, ALL EXPRESS, IMPLIED OR
* STATUTORY OR OTHER WARRANTIES, GUARANTEES OR REPRESENTATIONS,
* INCLUDING BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
*
**************************************************************************
*/
#include "usb_core.h"
/** @defgroup USB_drivers_core
* @brief usb global drivers core
* @{
*/
/** @defgroup USB_core_private_functions
* @{
*/
usb_sts_type usb_core_config(otg_core_type *udev, uint8_t core_id);
/**
* @brief usb core config
* @param otgdev: to the structure of otg_core_type
* @param core_id: usb core id number (USB_FULL_SPEED_CORE_ID)
* @retval usb_sts_type
*/
usb_sts_type usb_core_config(otg_core_type *otgdev, uint8_t core_id)
{
/* set usb speed and core id */
otgdev->cfg.speed = core_id;
otgdev->cfg.core_id = core_id;
/* default sof out and vbus ignore */
otgdev->cfg.sof_out = FALSE;
otgdev->cfg.vbusig = FALSE;
/* set max size */
otgdev->cfg.max_size = 64;
/* set support number of channel and endpoint */
#ifdef USE_OTG_HOST_MODE
otgdev->cfg.hc_num = USB_HOST_CHANNEL_NUM;
#endif
#ifdef USE_OTG_DEVICE_MODE
otgdev->cfg.ept_num = USB_EPT_MAX_NUM;
#endif
otgdev->cfg.fifo_size = OTG_FIFO_SIZE;
if(core_id == USB_FULL_SPEED_CORE_ID)
{
otgdev->cfg.phy_itface = 2;
}
#ifdef USB_SOF_OUTPUT_ENABLE
otgdev->cfg.sof_out = TRUE;
#endif
#ifdef USB_VBUS_IGNORE
otgdev->cfg.vbusig = TRUE;
#endif
otgdev->cfg.dma_en = FALSE;
#ifdef OTG_USE_DMA
otgdev->cfg.dma_en = TRUE;
#endif
return USB_OK;
}
#ifdef USE_OTG_DEVICE_MODE
/**
* @brief usb device initialization
* @param otgdev: to the structure of otg_core_type
* @param core_id: usb core id number (USB_FULL_SPEED_CORE_ID)
* @param usb_id: select use OTG1 or OTG2
* this parameter can be one of the following values:
* - USB_OTG1_ID
* - USB_OTG2_ID
* @param dev_handler: usb class callback handler
* @param desc_handler: device config callback handler
* @retval usb_sts_type
*/
usb_sts_type usbd_init(otg_core_type *otgdev,
uint8_t core_id, uint8_t usb_id)
{
usb_sts_type usb_sts = USB_OK;
/* select use OTG1 or OTG2 */
otgdev->usb_reg = usb_global_select_core(usb_id);
/* usb device core config */
usb_core_config(otgdev, core_id);
if(otgdev->cfg.sof_out)
{
otgdev->usb_reg->gccfg_bit.sofouten = TRUE;
}
if(otgdev->cfg.vbusig)
{
otgdev->usb_reg->gccfg_bit.vbusig = TRUE;
}
if(otgdev->cfg.dma_en)
{
otgdev->dev.dma_en = TRUE;
}
else
{
otgdev->dev.dma_en = FALSE;
}
/* usb device core init */
usbd_core_init(&(otgdev->dev), otgdev->usb_reg,
core_id);
return usb_sts;
}
#endif
#ifdef USE_OTG_HOST_MODE
/**
* @brief usb host initialization.
* @param otgdev: to the structure of otg_core_type
* @param core_id: usb core id number (USB_FULL_SPEED_CORE_ID)
* @param usb_id: select use OTG1 or OTG2
* this parameter can be one of the following values:
* - USB_OTG1_ID
* - USB_OTG2_ID
* @param class_handler: usb class callback handler
* @param user_handler: user callback handler
* @retval usb_sts_type
*/
usb_sts_type usbh_init(otg_core_type *otgdev,
uint8_t core_id, uint8_t usb_id)
{
usb_sts_type status = USB_OK;
/* select use otg1 or otg2 */
otgdev->usb_reg = usb_global_select_core(usb_id);
/* usb core config */
usb_core_config(otgdev, core_id);
if(otgdev->cfg.sof_out)
{
otgdev->usb_reg->gccfg_bit.sofouten = TRUE;
}
if(otgdev->cfg.vbusig)
{
otgdev->usb_reg->gccfg_bit.vbusig = TRUE;
}
if(otgdev->cfg.dma_en)
{
otgdev->host.dma_en = TRUE;
}
else
{
otgdev->host.dma_en = FALSE;
}
/* usb host core init */
usbh_core_init(&otgdev->host, otgdev->usb_reg,
core_id);
return status;
}
#endif
/**
* @}
*/
/**
* @}
*/
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