mbed-src - mbed w/ spi bug fig

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mbed w/ spi bug fig

targets/cmsis/TARGET_STM/TARGET_DISCO_F407VG/stm32f4xx_ll_usb.c@242:7074e42da0b2, 2014-06-27 (annotated)

Committer:: mbed_official
Date:: Fri Jun 27 07:30:09 2014 +0100
Revision:: 242:7074e42da0b2
Parent:: 133:d4dda5c437f0

Synchronized with git revision 124ef5e3add9e74a3221347a3fbeea7c8b3cf353



Full URL: https://github.com/mbedmicro/mbed/commit/124ef5e3add9e74a3221347a3fbeea7c8b3cf353/



[DISCO_F407VG] HAL update.

Who changed what in which revision?

User	Revision	Line number	New contents of line
mbed_official	133:d4dda5c437f0	1	/**
mbed_official	133:d4dda5c437f0	2	******************************************************************************
mbed_official	133:d4dda5c437f0	3	* @file stm32f4xx_ll_usb.c
mbed_official	133:d4dda5c437f0	4	* @author MCD Application Team
mbed_official	242:7074e42da0b2	5	* @version V1.1.0RC2
mbed_official	242:7074e42da0b2	6	* @date 14-May-2014
mbed_official	133:d4dda5c437f0	7	* @brief USB Low Layer HAL module driver.
mbed_official	133:d4dda5c437f0	8	*
mbed_official	133:d4dda5c437f0	9	* This file provides firmware functions to manage the following
mbed_official	133:d4dda5c437f0	10	* functionalities of the USB Peripheral Controller:
mbed_official	133:d4dda5c437f0	11	* + Initialization/de-initialization functions
mbed_official	133:d4dda5c437f0	12	* + I/O operation functions
mbed_official	133:d4dda5c437f0	13	* + Peripheral Control functions
mbed_official	133:d4dda5c437f0	14	* + Peripheral State functions
mbed_official	133:d4dda5c437f0	15	*
mbed_official	133:d4dda5c437f0	16	@verbatim
mbed_official	133:d4dda5c437f0	17	==============================================================================
mbed_official	133:d4dda5c437f0	18	##### How to use this driver #####
mbed_official	133:d4dda5c437f0	19	==============================================================================
mbed_official	133:d4dda5c437f0	20	[..]
mbed_official	133:d4dda5c437f0	21	(#) Fill parameters of Init structure in USB_OTG_CfgTypeDef structure.
mbed_official	133:d4dda5c437f0	22
mbed_official	133:d4dda5c437f0	23	(#) Call USB_CoreInit() API to initialize the USB Core peripheral.
mbed_official	133:d4dda5c437f0	24
mbed_official	133:d4dda5c437f0	25	(#) The upper HAL HCD/PCD driver will call the righ routines for its internal processes.
mbed_official	133:d4dda5c437f0	26
mbed_official	133:d4dda5c437f0	27	@endverbatim
mbed_official	133:d4dda5c437f0	28	******************************************************************************
mbed_official	133:d4dda5c437f0	29	* @attention
mbed_official	133:d4dda5c437f0	30	*
mbed_official	133:d4dda5c437f0	31	* <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
mbed_official	133:d4dda5c437f0	32	*
mbed_official	133:d4dda5c437f0	33	* Redistribution and use in source and binary forms, with or without modification,
mbed_official	133:d4dda5c437f0	34	* are permitted provided that the following conditions are met:
mbed_official	133:d4dda5c437f0	35	* 1. Redistributions of source code must retain the above copyright notice,
mbed_official	133:d4dda5c437f0	36	* this list of conditions and the following disclaimer.
mbed_official	133:d4dda5c437f0	37	* 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official	133:d4dda5c437f0	38	* this list of conditions and the following disclaimer in the documentation
mbed_official	133:d4dda5c437f0	39	* and/or other materials provided with the distribution.
mbed_official	133:d4dda5c437f0	40	* 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official	133:d4dda5c437f0	41	* may be used to endorse or promote products derived from this software
mbed_official	133:d4dda5c437f0	42	* without specific prior written permission.
mbed_official	133:d4dda5c437f0	43	*
mbed_official	133:d4dda5c437f0	44	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official	133:d4dda5c437f0	45	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official	133:d4dda5c437f0	46	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official	133:d4dda5c437f0	47	* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official	133:d4dda5c437f0	48	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official	133:d4dda5c437f0	49	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official	133:d4dda5c437f0	50	* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official	133:d4dda5c437f0	51	* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official	133:d4dda5c437f0	52	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official	133:d4dda5c437f0	53	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official	133:d4dda5c437f0	54	*
mbed_official	133:d4dda5c437f0	55	******************************************************************************
mbed_official	133:d4dda5c437f0	56	*/
mbed_official	133:d4dda5c437f0	57
mbed_official	133:d4dda5c437f0	58	/* Includes ------------------------------------------------------------------*/
mbed_official	133:d4dda5c437f0	59	#include "stm32f4xx_hal.h"
mbed_official	133:d4dda5c437f0	60
mbed_official	133:d4dda5c437f0	61	/** @addtogroup STM32F4xx_LL_USB_DRIVER
mbed_official	133:d4dda5c437f0	62	* @{
mbed_official	133:d4dda5c437f0	63	*/
mbed_official	133:d4dda5c437f0	64
mbed_official	133:d4dda5c437f0	65	#if defined (HAL_PCD_MODULE_ENABLED) \|\| defined (HAL_HCD_MODULE_ENABLED)
mbed_official	133:d4dda5c437f0	66
mbed_official	133:d4dda5c437f0	67	/* Private typedef -----------------------------------------------------------*/
mbed_official	133:d4dda5c437f0	68	/* Private define ------------------------------------------------------------*/
mbed_official	133:d4dda5c437f0	69	/* Private macro -------------------------------------------------------------*/
mbed_official	133:d4dda5c437f0	70	/* Private variables ---------------------------------------------------------*/
mbed_official	133:d4dda5c437f0	71	/* Private function prototypes -----------------------------------------------*/
mbed_official	133:d4dda5c437f0	72	/* Private functions ---------------------------------------------------------*/
mbed_official	133:d4dda5c437f0	73	static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx);
mbed_official	133:d4dda5c437f0	74
mbed_official	133:d4dda5c437f0	75	/** @defgroup PCD_Private_Functions
mbed_official	133:d4dda5c437f0	76	* @{
mbed_official	133:d4dda5c437f0	77	*/
mbed_official	133:d4dda5c437f0	78
mbed_official	133:d4dda5c437f0	79	/** @defgroup LL_USB_Group1 Initialization/de-initialization functions
mbed_official	133:d4dda5c437f0	80	* @brief Initialization and Configuration functions
mbed_official	133:d4dda5c437f0	81	*
mbed_official	133:d4dda5c437f0	82	@verbatim
mbed_official	133:d4dda5c437f0	83	===============================================================================
mbed_official	133:d4dda5c437f0	84	##### Initialization/de-initialization functions #####
mbed_official	133:d4dda5c437f0	85	===============================================================================
mbed_official	133:d4dda5c437f0	86	[..] This section provides functions allowing to:
mbed_official	133:d4dda5c437f0	87
mbed_official	133:d4dda5c437f0	88	@endverbatim
mbed_official	133:d4dda5c437f0	89	* @{
mbed_official	133:d4dda5c437f0	90	*/
mbed_official	133:d4dda5c437f0	91
mbed_official	133:d4dda5c437f0	92	/**
mbed_official	133:d4dda5c437f0	93	* @brief Initializes the USB Core
mbed_official	133:d4dda5c437f0	94	* @param USBx: USB Instance
mbed_official	133:d4dda5c437f0	95	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	133:d4dda5c437f0	96	* the configuration information for the specified USBx peripheral.
mbed_official	133:d4dda5c437f0	97	* @retval HAL status
mbed_official	133:d4dda5c437f0	98	*/
mbed_official	133:d4dda5c437f0	99	HAL_StatusTypeDef USB_CoreInit(USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	133:d4dda5c437f0	100	{
mbed_official	133:d4dda5c437f0	101	if (cfg.phy_itface == USB_OTG_ULPI_PHY)
mbed_official	133:d4dda5c437f0	102	{
mbed_official	133:d4dda5c437f0	103
mbed_official	133:d4dda5c437f0	104	USBx->GCCFG &= ~(USB_OTG_GCCFG_PWRDWN);
mbed_official	133:d4dda5c437f0	105
mbed_official	133:d4dda5c437f0	106	/* Init The ULPI Interface */
mbed_official	133:d4dda5c437f0	107	USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_TSDPS \| USB_OTG_GUSBCFG_ULPIFSLS \| USB_OTG_GUSBCFG_PHYSEL);
mbed_official	133:d4dda5c437f0	108
mbed_official	133:d4dda5c437f0	109	/* Select vbus source */
mbed_official	133:d4dda5c437f0	110	USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_ULPIEVBUSD \| USB_OTG_GUSBCFG_ULPIEVBUSI);
mbed_official	133:d4dda5c437f0	111	if(cfg.use_external_vbus == 1)
mbed_official	133:d4dda5c437f0	112	{
mbed_official	133:d4dda5c437f0	113	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_ULPIEVBUSD;
mbed_official	133:d4dda5c437f0	114	}
mbed_official	133:d4dda5c437f0	115	/* Reset after a PHY select */
mbed_official	133:d4dda5c437f0	116	USB_CoreReset(USBx);
mbed_official	133:d4dda5c437f0	117	}
mbed_official	133:d4dda5c437f0	118	else /* FS interface (embedded Phy) */
mbed_official	133:d4dda5c437f0	119	{
mbed_official	133:d4dda5c437f0	120
mbed_official	133:d4dda5c437f0	121	/* Select FS Embedded PHY */
mbed_official	133:d4dda5c437f0	122	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_PHYSEL;
mbed_official	133:d4dda5c437f0	123
mbed_official	133:d4dda5c437f0	124	/* Reset after a PHY select and set Host mode */
mbed_official	133:d4dda5c437f0	125	USB_CoreReset(USBx);
mbed_official	133:d4dda5c437f0	126
mbed_official	133:d4dda5c437f0	127	/* Deactivate the power down*/
mbed_official	133:d4dda5c437f0	128	USBx->GCCFG = USB_OTG_GCCFG_PWRDWN;
mbed_official	133:d4dda5c437f0	129	}
mbed_official	133:d4dda5c437f0	130
mbed_official	133:d4dda5c437f0	131	if(cfg.dma_enable == ENABLE)
mbed_official	133:d4dda5c437f0	132	{
mbed_official	133:d4dda5c437f0	133	USBx->GAHBCFG \|= (USB_OTG_GAHBCFG_HBSTLEN_1 \| USB_OTG_GAHBCFG_HBSTLEN_2);
mbed_official	133:d4dda5c437f0	134	USBx->GAHBCFG \|= USB_OTG_GAHBCFG_DMAEN;
mbed_official	133:d4dda5c437f0	135	}
mbed_official	133:d4dda5c437f0	136
mbed_official	133:d4dda5c437f0	137	return HAL_OK;
mbed_official	133:d4dda5c437f0	138	}
mbed_official	133:d4dda5c437f0	139
mbed_official	133:d4dda5c437f0	140	/**
mbed_official	133:d4dda5c437f0	141	* @brief USB_EnableGlobalInt
mbed_official	133:d4dda5c437f0	142	* Enables the controller's Global Int in the AHB Config reg
mbed_official	133:d4dda5c437f0	143	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	144	* @retval HAL status
mbed_official	133:d4dda5c437f0	145	*/
mbed_official	133:d4dda5c437f0	146	HAL_StatusTypeDef USB_EnableGlobalInt(USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	147	{
mbed_official	133:d4dda5c437f0	148	USBx->GAHBCFG \|= USB_OTG_GAHBCFG_GINT;
mbed_official	133:d4dda5c437f0	149	return HAL_OK;
mbed_official	133:d4dda5c437f0	150	}
mbed_official	133:d4dda5c437f0	151
mbed_official	133:d4dda5c437f0	152
mbed_official	133:d4dda5c437f0	153	/**
mbed_official	133:d4dda5c437f0	154	* @brief USB_DisableGlobalInt
mbed_official	133:d4dda5c437f0	155	* Disable the controller's Global Int in the AHB Config reg
mbed_official	133:d4dda5c437f0	156	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	157	* @retval HAL status
mbed_official	133:d4dda5c437f0	158	*/
mbed_official	133:d4dda5c437f0	159	HAL_StatusTypeDef USB_DisableGlobalInt(USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	160	{
mbed_official	133:d4dda5c437f0	161	USBx->GAHBCFG &= ~USB_OTG_GAHBCFG_GINT;
mbed_official	133:d4dda5c437f0	162	return HAL_OK;
mbed_official	133:d4dda5c437f0	163	}
mbed_official	133:d4dda5c437f0	164
mbed_official	133:d4dda5c437f0	165	/**
mbed_official	133:d4dda5c437f0	166	* @brief USB_SetCurrentMode : Set functional mode
mbed_official	133:d4dda5c437f0	167	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	168	* @param mode : current core mode
mbed_official	133:d4dda5c437f0	169	* This parameter can be one of the these values:
mbed_official	133:d4dda5c437f0	170	* @arg USB_OTG_DEVICE_MODE: Peripheral mode mode
mbed_official	133:d4dda5c437f0	171	* @arg USB_OTG_HOST_MODE: Host mode
mbed_official	133:d4dda5c437f0	172	* @arg USB_OTG_DRD_MODE: Dual Role Device mode
mbed_official	133:d4dda5c437f0	173	* @retval HAL status
mbed_official	133:d4dda5c437f0	174	*/
mbed_official	133:d4dda5c437f0	175	HAL_StatusTypeDef USB_SetCurrentMode(USB_OTG_GlobalTypeDef *USBx , USB_OTG_ModeTypeDef mode)
mbed_official	133:d4dda5c437f0	176	{
mbed_official	133:d4dda5c437f0	177	USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_FHMOD \| USB_OTG_GUSBCFG_FDMOD);
mbed_official	133:d4dda5c437f0	178
mbed_official	133:d4dda5c437f0	179	if ( mode == USB_OTG_HOST_MODE)
mbed_official	133:d4dda5c437f0	180	{
mbed_official	133:d4dda5c437f0	181	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_FHMOD;
mbed_official	133:d4dda5c437f0	182	}
mbed_official	133:d4dda5c437f0	183	else if ( mode == USB_OTG_DEVICE_MODE)
mbed_official	133:d4dda5c437f0	184	{
mbed_official	133:d4dda5c437f0	185	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_FDMOD;
mbed_official	133:d4dda5c437f0	186	}
mbed_official	133:d4dda5c437f0	187	HAL_Delay(50);
mbed_official	133:d4dda5c437f0	188
mbed_official	133:d4dda5c437f0	189	return HAL_OK;
mbed_official	133:d4dda5c437f0	190	}
mbed_official	133:d4dda5c437f0	191
mbed_official	133:d4dda5c437f0	192	/**
mbed_official	133:d4dda5c437f0	193	* @brief USB_DevInit : Initializes the USB_OTG controller registers
mbed_official	133:d4dda5c437f0	194	* for device mode
mbed_official	133:d4dda5c437f0	195	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	196	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	133:d4dda5c437f0	197	* the configuration information for the specified USBx peripheral.
mbed_official	133:d4dda5c437f0	198	* @retval HAL status
mbed_official	133:d4dda5c437f0	199	*/
mbed_official	133:d4dda5c437f0	200	HAL_StatusTypeDef USB_DevInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	133:d4dda5c437f0	201	{
mbed_official	133:d4dda5c437f0	202	uint32_t i = 0;
mbed_official	133:d4dda5c437f0	203
mbed_official	133:d4dda5c437f0	204	/Activate VBUS Sensing B /
mbed_official	133:d4dda5c437f0	205	USBx->GCCFG \|= USB_OTG_GCCFG_VBUSBSEN;
mbed_official	133:d4dda5c437f0	206
mbed_official	133:d4dda5c437f0	207	if (cfg.vbus_sensing_enable == 0)
mbed_official	133:d4dda5c437f0	208	{
mbed_official	133:d4dda5c437f0	209	USBx->GCCFG \|= USB_OTG_GCCFG_NOVBUSSENS;
mbed_official	133:d4dda5c437f0	210	}
mbed_official	133:d4dda5c437f0	211
mbed_official	133:d4dda5c437f0	212	/* Restart the Phy Clock */
mbed_official	133:d4dda5c437f0	213	USBx_PCGCCTL = 0;
mbed_official	133:d4dda5c437f0	214
mbed_official	133:d4dda5c437f0	215	/* Device mode configuration */
mbed_official	133:d4dda5c437f0	216	USBx_DEVICE->DCFG \|= DCFG_FRAME_INTERVAL_80;
mbed_official	133:d4dda5c437f0	217
mbed_official	133:d4dda5c437f0	218	if(cfg.phy_itface == USB_OTG_ULPI_PHY)
mbed_official	133:d4dda5c437f0	219	{
mbed_official	133:d4dda5c437f0	220	if(cfg.speed == USB_OTG_SPEED_HIGH)
mbed_official	133:d4dda5c437f0	221	{
mbed_official	133:d4dda5c437f0	222	/* Set High speed phy */
mbed_official	133:d4dda5c437f0	223	USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH);
mbed_official	133:d4dda5c437f0	224	}
mbed_official	133:d4dda5c437f0	225	else
mbed_official	133:d4dda5c437f0	226	{
mbed_official	133:d4dda5c437f0	227	/* set High speed phy in Full speed mode */
mbed_official	133:d4dda5c437f0	228	USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH_IN_FULL);
mbed_official	133:d4dda5c437f0	229	}
mbed_official	133:d4dda5c437f0	230	}
mbed_official	133:d4dda5c437f0	231	else
mbed_official	133:d4dda5c437f0	232	{
mbed_official	133:d4dda5c437f0	233	/* Set Full speed phy */
mbed_official	133:d4dda5c437f0	234	USB_SetDevSpeed (USBx , USB_OTG_SPEED_FULL);
mbed_official	133:d4dda5c437f0	235	}
mbed_official	133:d4dda5c437f0	236
mbed_official	133:d4dda5c437f0	237	/* Flush the FIFOs */
mbed_official	133:d4dda5c437f0	238	USB_FlushTxFifo(USBx , 0x10); /* all Tx FIFOs */
mbed_official	133:d4dda5c437f0	239	USB_FlushRxFifo(USBx);
mbed_official	133:d4dda5c437f0	240
mbed_official	133:d4dda5c437f0	241
mbed_official	133:d4dda5c437f0	242	/* Clear all pending Device Interrupts */
mbed_official	133:d4dda5c437f0	243	USBx_DEVICE->DIEPMSK = 0;
mbed_official	133:d4dda5c437f0	244	USBx_DEVICE->DOEPMSK = 0;
mbed_official	133:d4dda5c437f0	245	USBx_DEVICE->DAINT = 0xFFFFFFFF;
mbed_official	133:d4dda5c437f0	246	USBx_DEVICE->DAINTMSK = 0;
mbed_official	133:d4dda5c437f0	247
mbed_official	133:d4dda5c437f0	248	for (i = 0; i < cfg.dev_endpoints; i++)
mbed_official	133:d4dda5c437f0	249	{
mbed_official	133:d4dda5c437f0	250	if ((USBx_INEP(i)->DIEPCTL & USB_OTG_DIEPCTL_EPENA) == USB_OTG_DIEPCTL_EPENA)
mbed_official	133:d4dda5c437f0	251	{
mbed_official	133:d4dda5c437f0	252	USBx_INEP(i)->DIEPCTL = (USB_OTG_DIEPCTL_EPDIS \| USB_OTG_DIEPCTL_SNAK);
mbed_official	133:d4dda5c437f0	253	}
mbed_official	133:d4dda5c437f0	254	else
mbed_official	133:d4dda5c437f0	255	{
mbed_official	133:d4dda5c437f0	256	USBx_INEP(i)->DIEPCTL = 0;
mbed_official	133:d4dda5c437f0	257	}
mbed_official	133:d4dda5c437f0	258
mbed_official	133:d4dda5c437f0	259	USBx_INEP(i)->DIEPTSIZ = 0;
mbed_official	133:d4dda5c437f0	260	USBx_INEP(i)->DIEPINT = 0xFF;
mbed_official	133:d4dda5c437f0	261	}
mbed_official	133:d4dda5c437f0	262
mbed_official	133:d4dda5c437f0	263	for (i = 0; i < cfg.dev_endpoints; i++)
mbed_official	133:d4dda5c437f0	264	{
mbed_official	133:d4dda5c437f0	265	if ((USBx_OUTEP(i)->DOEPCTL & USB_OTG_DOEPCTL_EPENA) == USB_OTG_DOEPCTL_EPENA)
mbed_official	133:d4dda5c437f0	266	{
mbed_official	133:d4dda5c437f0	267	USBx_OUTEP(i)->DOEPCTL = (USB_OTG_DOEPCTL_EPDIS \| USB_OTG_DOEPCTL_SNAK);
mbed_official	133:d4dda5c437f0	268	}
mbed_official	133:d4dda5c437f0	269	else
mbed_official	133:d4dda5c437f0	270	{
mbed_official	133:d4dda5c437f0	271	USBx_OUTEP(i)->DOEPCTL = 0;
mbed_official	133:d4dda5c437f0	272	}
mbed_official	133:d4dda5c437f0	273
mbed_official	133:d4dda5c437f0	274	USBx_OUTEP(i)->DOEPTSIZ = 0;
mbed_official	133:d4dda5c437f0	275	USBx_OUTEP(i)->DOEPINT = 0xFF;
mbed_official	133:d4dda5c437f0	276	}
mbed_official	133:d4dda5c437f0	277
mbed_official	133:d4dda5c437f0	278	USBx_DEVICE->DIEPMSK &= ~(USB_OTG_DIEPMSK_TXFURM);
mbed_official	133:d4dda5c437f0	279
mbed_official	133:d4dda5c437f0	280	if (cfg.dma_enable == 1)
mbed_official	133:d4dda5c437f0	281	{
mbed_official	133:d4dda5c437f0	282	/Set threshold parameters /
mbed_official	133:d4dda5c437f0	283	USBx_DEVICE->DTHRCTL = (USB_OTG_DTHRCTL_TXTHRLEN_6 \| USB_OTG_DTHRCTL_RXTHRLEN_6);
mbed_official	133:d4dda5c437f0	284	USBx_DEVICE->DTHRCTL \|= (USB_OTG_DTHRCTL_RXTHREN \| USB_OTG_DTHRCTL_ISOTHREN \| USB_OTG_DTHRCTL_NONISOTHREN);
mbed_official	133:d4dda5c437f0	285
mbed_official	133:d4dda5c437f0	286	i= USBx_DEVICE->DTHRCTL;
mbed_official	133:d4dda5c437f0	287	}
mbed_official	133:d4dda5c437f0	288
mbed_official	133:d4dda5c437f0	289	/* Disable all interrupts. */
mbed_official	133:d4dda5c437f0	290	USBx->GINTMSK = 0;
mbed_official	133:d4dda5c437f0	291
mbed_official	133:d4dda5c437f0	292	/* Clear any pending interrupts */
mbed_official	133:d4dda5c437f0	293	USBx->GINTSTS = 0xBFFFFFFF;
mbed_official	133:d4dda5c437f0	294
mbed_official	133:d4dda5c437f0	295	/* Enable the common interrupts */
mbed_official	133:d4dda5c437f0	296	if (cfg.dma_enable == DISABLE)
mbed_official	133:d4dda5c437f0	297	{
mbed_official	133:d4dda5c437f0	298	USBx->GINTMSK \|= USB_OTG_GINTMSK_RXFLVLM;
mbed_official	133:d4dda5c437f0	299	}
mbed_official	133:d4dda5c437f0	300
mbed_official	133:d4dda5c437f0	301	/* Enable interrupts matching to the Device mode ONLY */
mbed_official	133:d4dda5c437f0	302	USBx->GINTMSK \|= (USB_OTG_GINTMSK_USBSUSPM \| USB_OTG_GINTMSK_USBRST \|\
mbed_official	133:d4dda5c437f0	303	USB_OTG_GINTMSK_ENUMDNEM \| USB_OTG_GINTMSK_IEPINT \|\
mbed_official	133:d4dda5c437f0	304	USB_OTG_GINTMSK_OEPINT \| USB_OTG_GINTMSK_IISOIXFRM\|\
mbed_official	133:d4dda5c437f0	305	USB_OTG_GINTMSK_PXFRM_IISOOXFRM \| USB_OTG_GINTMSK_WUIM);
mbed_official	133:d4dda5c437f0	306
mbed_official	133:d4dda5c437f0	307	if(cfg.Sof_enable)
mbed_official	133:d4dda5c437f0	308	{
mbed_official	133:d4dda5c437f0	309	USBx->GINTMSK \|= USB_OTG_GINTMSK_SOFM;
mbed_official	133:d4dda5c437f0	310	}
mbed_official	133:d4dda5c437f0	311
mbed_official	133:d4dda5c437f0	312	if (cfg.vbus_sensing_enable == ENABLE)
mbed_official	133:d4dda5c437f0	313	{
mbed_official	133:d4dda5c437f0	314	USBx->GINTMSK \|= (USB_OTG_GINTMSK_SRQIM \| USB_OTG_GINTMSK_OTGINT);
mbed_official	133:d4dda5c437f0	315	}
mbed_official	133:d4dda5c437f0	316
mbed_official	133:d4dda5c437f0	317	return HAL_OK;
mbed_official	133:d4dda5c437f0	318	}
mbed_official	133:d4dda5c437f0	319
mbed_official	133:d4dda5c437f0	320
mbed_official	133:d4dda5c437f0	321	/**
mbed_official	133:d4dda5c437f0	322	* @brief USB_OTG_FlushTxFifo : Flush a Tx FIFO
mbed_official	133:d4dda5c437f0	323	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	324	* @param num : FIFO number
mbed_official	133:d4dda5c437f0	325	* This parameter can be a value from 1 to 15
mbed_official	133:d4dda5c437f0	326	15 means Flush all Tx FIFOs
mbed_official	133:d4dda5c437f0	327	* @retval HAL status
mbed_official	133:d4dda5c437f0	328	*/
mbed_official	133:d4dda5c437f0	329	HAL_StatusTypeDef USB_FlushTxFifo (USB_OTG_GlobalTypeDef *USBx, uint32_t num )
mbed_official	133:d4dda5c437f0	330	{
mbed_official	133:d4dda5c437f0	331	uint32_t count = 0;
mbed_official	133:d4dda5c437f0	332
mbed_official	133:d4dda5c437f0	333	USBx->GRSTCTL = ( USB_OTG_GRSTCTL_TXFFLSH \|(uint32_t)( num << 5 ));
mbed_official	133:d4dda5c437f0	334
mbed_official	133:d4dda5c437f0	335	do
mbed_official	133:d4dda5c437f0	336	{
mbed_official	133:d4dda5c437f0	337	if (++count > 200000)
mbed_official	133:d4dda5c437f0	338	{
mbed_official	133:d4dda5c437f0	339	return HAL_TIMEOUT;
mbed_official	133:d4dda5c437f0	340	}
mbed_official	133:d4dda5c437f0	341	}
mbed_official	133:d4dda5c437f0	342	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_TXFFLSH) == USB_OTG_GRSTCTL_TXFFLSH);
mbed_official	133:d4dda5c437f0	343
mbed_official	133:d4dda5c437f0	344	return HAL_OK;
mbed_official	133:d4dda5c437f0	345	}
mbed_official	133:d4dda5c437f0	346
mbed_official	133:d4dda5c437f0	347
mbed_official	133:d4dda5c437f0	348	/**
mbed_official	133:d4dda5c437f0	349	* @brief USB_FlushRxFifo : Flush Rx FIFO
mbed_official	133:d4dda5c437f0	350	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	351	* @retval HAL status
mbed_official	133:d4dda5c437f0	352	*/
mbed_official	133:d4dda5c437f0	353	HAL_StatusTypeDef USB_FlushRxFifo(USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	354	{
mbed_official	133:d4dda5c437f0	355	uint32_t count = 0;
mbed_official	133:d4dda5c437f0	356
mbed_official	133:d4dda5c437f0	357	USBx->GRSTCTL = USB_OTG_GRSTCTL_RXFFLSH;
mbed_official	133:d4dda5c437f0	358
mbed_official	133:d4dda5c437f0	359	do
mbed_official	133:d4dda5c437f0	360	{
mbed_official	133:d4dda5c437f0	361	if (++count > 200000)
mbed_official	133:d4dda5c437f0	362	{
mbed_official	133:d4dda5c437f0	363	return HAL_TIMEOUT;
mbed_official	133:d4dda5c437f0	364	}
mbed_official	133:d4dda5c437f0	365	}
mbed_official	133:d4dda5c437f0	366	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_RXFFLSH) == USB_OTG_GRSTCTL_RXFFLSH);
mbed_official	133:d4dda5c437f0	367
mbed_official	133:d4dda5c437f0	368	return HAL_OK;
mbed_official	133:d4dda5c437f0	369	}
mbed_official	133:d4dda5c437f0	370
mbed_official	133:d4dda5c437f0	371	/**
mbed_official	133:d4dda5c437f0	372	* @brief USB_SetDevSpeed :Initializes the DevSpd field of DCFG register
mbed_official	133:d4dda5c437f0	373	* depending the PHY type and the enumeration speed of the device.
mbed_official	133:d4dda5c437f0	374	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	375	* @param speed : device speed
mbed_official	133:d4dda5c437f0	376	* This parameter can be one of the these values:
mbed_official	133:d4dda5c437f0	377	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	133:d4dda5c437f0	378	* @arg USB_OTG_SPEED_HIGH_IN_FULL: High speed core in Full Speed mode
mbed_official	133:d4dda5c437f0	379	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	133:d4dda5c437f0	380	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	133:d4dda5c437f0	381	* @retval Hal status
mbed_official	133:d4dda5c437f0	382	*/
mbed_official	133:d4dda5c437f0	383	HAL_StatusTypeDef USB_SetDevSpeed(USB_OTG_GlobalTypeDef *USBx , uint8_t speed)
mbed_official	133:d4dda5c437f0	384	{
mbed_official	133:d4dda5c437f0	385	USBx_DEVICE->DCFG \|= speed;
mbed_official	133:d4dda5c437f0	386	return HAL_OK;
mbed_official	133:d4dda5c437f0	387	}
mbed_official	133:d4dda5c437f0	388
mbed_official	133:d4dda5c437f0	389	/**
mbed_official	133:d4dda5c437f0	390	* @brief USB_GetDevSpeed :Return the Dev Speed
mbed_official	133:d4dda5c437f0	391	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	392	* @retval speed : device speed
mbed_official	133:d4dda5c437f0	393	* This parameter can be one of the these values:
mbed_official	133:d4dda5c437f0	394	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	133:d4dda5c437f0	395	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	133:d4dda5c437f0	396	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	133:d4dda5c437f0	397	*/
mbed_official	133:d4dda5c437f0	398	uint8_t USB_GetDevSpeed(USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	399	{
mbed_official	133:d4dda5c437f0	400	uint8_t speed = 0;
mbed_official	133:d4dda5c437f0	401
mbed_official	133:d4dda5c437f0	402	if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_HS_PHY_30MHZ_OR_60MHZ)
mbed_official	133:d4dda5c437f0	403	{
mbed_official	133:d4dda5c437f0	404	speed = USB_OTG_SPEED_HIGH;
mbed_official	133:d4dda5c437f0	405	}
mbed_official	133:d4dda5c437f0	406	else if (((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_30MHZ_OR_60MHZ)\|\|
mbed_official	133:d4dda5c437f0	407	((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_48MHZ))
mbed_official	133:d4dda5c437f0	408	{
mbed_official	133:d4dda5c437f0	409	speed = USB_OTG_SPEED_FULL;
mbed_official	133:d4dda5c437f0	410	}
mbed_official	133:d4dda5c437f0	411	else if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ)
mbed_official	133:d4dda5c437f0	412	{
mbed_official	133:d4dda5c437f0	413	speed = USB_OTG_SPEED_LOW;
mbed_official	133:d4dda5c437f0	414	}
mbed_official	133:d4dda5c437f0	415
mbed_official	133:d4dda5c437f0	416	return speed;
mbed_official	133:d4dda5c437f0	417	}
mbed_official	133:d4dda5c437f0	418
mbed_official	133:d4dda5c437f0	419	/**
mbed_official	133:d4dda5c437f0	420	* @brief Activate and configure an endpoint
mbed_official	133:d4dda5c437f0	421	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	422	* @param ep: pointer to endpoint structure
mbed_official	133:d4dda5c437f0	423	* @retval HAL status
mbed_official	133:d4dda5c437f0	424	*/
mbed_official	133:d4dda5c437f0	425	HAL_StatusTypeDef USB_ActivateEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	133:d4dda5c437f0	426	{
mbed_official	133:d4dda5c437f0	427	if (ep->is_in == 1)
mbed_official	133:d4dda5c437f0	428	{
mbed_official	133:d4dda5c437f0	429	USBx_DEVICE->DAINTMSK \|= USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)));
mbed_official	133:d4dda5c437f0	430
mbed_official	133:d4dda5c437f0	431	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0)
mbed_official	133:d4dda5c437f0	432	{
mbed_official	133:d4dda5c437f0	433	USBx_INEP(ep->num)->DIEPCTL \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	133:d4dda5c437f0	434	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	133:d4dda5c437f0	435	}
mbed_official	133:d4dda5c437f0	436
mbed_official	133:d4dda5c437f0	437	}
mbed_official	133:d4dda5c437f0	438	else
mbed_official	133:d4dda5c437f0	439	{
mbed_official	133:d4dda5c437f0	440	USBx_DEVICE->DAINTMSK \|= USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16);
mbed_official	133:d4dda5c437f0	441
mbed_official	133:d4dda5c437f0	442	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0)
mbed_official	133:d4dda5c437f0	443	{
mbed_official	133:d4dda5c437f0	444	USBx_OUTEP(ep->num)->DOEPCTL \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	133:d4dda5c437f0	445	(USB_OTG_DIEPCTL_SD0PID_SEVNFRM)\| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	133:d4dda5c437f0	446	}
mbed_official	133:d4dda5c437f0	447	}
mbed_official	133:d4dda5c437f0	448	return HAL_OK;
mbed_official	133:d4dda5c437f0	449	}
mbed_official	133:d4dda5c437f0	450	/**
mbed_official	133:d4dda5c437f0	451	* @brief Activate and configure a dedicated endpoint
mbed_official	133:d4dda5c437f0	452	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	453	* @param ep: pointer to endpoint structure
mbed_official	133:d4dda5c437f0	454	* @retval HAL status
mbed_official	133:d4dda5c437f0	455	*/
mbed_official	133:d4dda5c437f0	456	HAL_StatusTypeDef USB_ActivateDedicatedEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	133:d4dda5c437f0	457	{
mbed_official	133:d4dda5c437f0	458	static __IO uint32_t debug = 0;
mbed_official	133:d4dda5c437f0	459
mbed_official	133:d4dda5c437f0	460	/* Read DEPCTLn register */
mbed_official	133:d4dda5c437f0	461	if (ep->is_in == 1)
mbed_official	133:d4dda5c437f0	462	{
mbed_official	133:d4dda5c437f0	463	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0)
mbed_official	133:d4dda5c437f0	464	{
mbed_official	133:d4dda5c437f0	465	USBx_INEP(ep->num)->DIEPCTL \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	133:d4dda5c437f0	466	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	133:d4dda5c437f0	467	}
mbed_official	133:d4dda5c437f0	468
mbed_official	133:d4dda5c437f0	469
mbed_official	133:d4dda5c437f0	470	debug \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	133:d4dda5c437f0	471	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	133:d4dda5c437f0	472
mbed_official	133:d4dda5c437f0	473	USBx_DEVICE->DEACHMSK \|= USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)));
mbed_official	133:d4dda5c437f0	474	}
mbed_official	133:d4dda5c437f0	475	else
mbed_official	133:d4dda5c437f0	476	{
mbed_official	133:d4dda5c437f0	477	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0)
mbed_official	133:d4dda5c437f0	478	{
mbed_official	133:d4dda5c437f0	479	USBx_OUTEP(ep->num)->DOEPCTL \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	133:d4dda5c437f0	480	((ep->num) << 22 ) \| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	133:d4dda5c437f0	481
mbed_official	133:d4dda5c437f0	482	debug = (uint32_t)(((uint32_t )USBx) + USB_OTG_OUT_ENDPOINT_BASE + (0)*USB_OTG_EP_REG_SIZE);
mbed_official	133:d4dda5c437f0	483	debug = (uint32_t )&USBx_OUTEP(ep->num)->DOEPCTL;
mbed_official	133:d4dda5c437f0	484	debug \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	133:d4dda5c437f0	485	((ep->num) << 22 ) \| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	133:d4dda5c437f0	486	}
mbed_official	133:d4dda5c437f0	487
mbed_official	133:d4dda5c437f0	488	USBx_DEVICE->DEACHMSK \|= USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16);
mbed_official	133:d4dda5c437f0	489	}
mbed_official	133:d4dda5c437f0	490
mbed_official	133:d4dda5c437f0	491	return HAL_OK;
mbed_official	133:d4dda5c437f0	492	}
mbed_official	133:d4dda5c437f0	493	/**
mbed_official	133:d4dda5c437f0	494	* @brief De-activate and de-initialize an endpoint
mbed_official	133:d4dda5c437f0	495	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	496	* @param ep: pointer to endpoint structure
mbed_official	133:d4dda5c437f0	497	* @retval HAL status
mbed_official	133:d4dda5c437f0	498	*/
mbed_official	133:d4dda5c437f0	499	HAL_StatusTypeDef USB_DeactivateEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	133:d4dda5c437f0	500	{
mbed_official	133:d4dda5c437f0	501	/* Read DEPCTLn register */
mbed_official	133:d4dda5c437f0	502	if (ep->is_in == 1)
mbed_official	133:d4dda5c437f0	503	{
mbed_official	133:d4dda5c437f0	504	USBx_DEVICE->DEACHMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	133:d4dda5c437f0	505	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	133:d4dda5c437f0	506	USBx_INEP(ep->num)->DIEPCTL &= ~ USB_OTG_DIEPCTL_USBAEP;
mbed_official	133:d4dda5c437f0	507	}
mbed_official	133:d4dda5c437f0	508	else
mbed_official	133:d4dda5c437f0	509	{
mbed_official	133:d4dda5c437f0	510
mbed_official	133:d4dda5c437f0	511	USBx_DEVICE->DEACHMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	133:d4dda5c437f0	512	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	133:d4dda5c437f0	513	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP;
mbed_official	133:d4dda5c437f0	514	}
mbed_official	133:d4dda5c437f0	515	return HAL_OK;
mbed_official	133:d4dda5c437f0	516	}
mbed_official	133:d4dda5c437f0	517
mbed_official	133:d4dda5c437f0	518	/**
mbed_official	133:d4dda5c437f0	519	* @brief De-activate and de-initialize a dedicated endpoint
mbed_official	133:d4dda5c437f0	520	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	521	* @param ep: pointer to endpoint structure
mbed_official	133:d4dda5c437f0	522	* @retval HAL status
mbed_official	133:d4dda5c437f0	523	*/
mbed_official	133:d4dda5c437f0	524	HAL_StatusTypeDef USB_DeactivateDedicatedEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	133:d4dda5c437f0	525	{
mbed_official	133:d4dda5c437f0	526	/* Read DEPCTLn register */
mbed_official	133:d4dda5c437f0	527	if (ep->is_in == 1)
mbed_official	133:d4dda5c437f0	528	{
mbed_official	133:d4dda5c437f0	529	USBx_INEP(ep->num)->DIEPCTL &= ~ USB_OTG_DIEPCTL_USBAEP;
mbed_official	133:d4dda5c437f0	530	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	133:d4dda5c437f0	531	}
mbed_official	133:d4dda5c437f0	532	else
mbed_official	133:d4dda5c437f0	533	{
mbed_official	133:d4dda5c437f0	534	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP;
mbed_official	133:d4dda5c437f0	535	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	133:d4dda5c437f0	536	}
mbed_official	133:d4dda5c437f0	537	return HAL_OK;
mbed_official	133:d4dda5c437f0	538	}
mbed_official	133:d4dda5c437f0	539
mbed_official	133:d4dda5c437f0	540	/**
mbed_official	133:d4dda5c437f0	541	* @brief USB_EPStartXfer : setup and starts a transfer over an EP
mbed_official	133:d4dda5c437f0	542	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	543	* @param ep: pointer to endpoint structure
mbed_official	133:d4dda5c437f0	544	* @param dma: USB dma enabled or disabled
mbed_official	133:d4dda5c437f0	545	* This parameter can be one of the these values:
mbed_official	133:d4dda5c437f0	546	* 0 : DMA feature not used
mbed_official	133:d4dda5c437f0	547	* 1 : DMA feature used
mbed_official	133:d4dda5c437f0	548	* @retval HAL status
mbed_official	133:d4dda5c437f0	549	*/
mbed_official	133:d4dda5c437f0	550	HAL_StatusTypeDef USB_EPStartXfer(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep, uint8_t dma)
mbed_official	133:d4dda5c437f0	551	{
mbed_official	133:d4dda5c437f0	552	uint16_t pktcnt = 0;
mbed_official	133:d4dda5c437f0	553
mbed_official	133:d4dda5c437f0	554	/* IN endpoint */
mbed_official	133:d4dda5c437f0	555	if (ep->is_in == 1)
mbed_official	133:d4dda5c437f0	556	{
mbed_official	133:d4dda5c437f0	557	/* Zero Length Packet? */
mbed_official	133:d4dda5c437f0	558	if (ep->xfer_len == 0)
mbed_official	133:d4dda5c437f0	559	{
mbed_official	133:d4dda5c437f0	560	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	133:d4dda5c437f0	561	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	133:d4dda5c437f0	562	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	133:d4dda5c437f0	563	}
mbed_official	133:d4dda5c437f0	564	else
mbed_official	133:d4dda5c437f0	565	{
mbed_official	133:d4dda5c437f0	566	/* Program the transfer size and packet count
mbed_official	133:d4dda5c437f0	567	* as follows: xfersize = N * maxpacket +
mbed_official	133:d4dda5c437f0	568	* short_packet pktcnt = N + (short_packet
mbed_official	133:d4dda5c437f0	569	* exist ? 1 : 0)
mbed_official	133:d4dda5c437f0	570	*/
mbed_official	133:d4dda5c437f0	571	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	133:d4dda5c437f0	572	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	133:d4dda5c437f0	573	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (((ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket) << 19)) ;
mbed_official	133:d4dda5c437f0	574	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len);
mbed_official	133:d4dda5c437f0	575
mbed_official	133:d4dda5c437f0	576	if (ep->type == EP_TYPE_ISOC)
mbed_official	133:d4dda5c437f0	577	{
mbed_official	133:d4dda5c437f0	578	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_MULCNT);
mbed_official	133:d4dda5c437f0	579	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_MULCNT & (1 << 29));
mbed_official	133:d4dda5c437f0	580	}
mbed_official	133:d4dda5c437f0	581	}
mbed_official	133:d4dda5c437f0	582
mbed_official	133:d4dda5c437f0	583	if (dma == 1)
mbed_official	133:d4dda5c437f0	584	{
mbed_official	133:d4dda5c437f0	585	USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr);
mbed_official	133:d4dda5c437f0	586	}
mbed_official	133:d4dda5c437f0	587	else
mbed_official	133:d4dda5c437f0	588	{
mbed_official	133:d4dda5c437f0	589	if (ep->type != EP_TYPE_ISOC)
mbed_official	133:d4dda5c437f0	590	{
mbed_official	133:d4dda5c437f0	591	/* Enable the Tx FIFO Empty Interrupt for this EP */
mbed_official	133:d4dda5c437f0	592	if (ep->xfer_len > 0)
mbed_official	133:d4dda5c437f0	593	{
mbed_official	133:d4dda5c437f0	594	USBx_DEVICE->DIEPEMPMSK \|= 1 << ep->num;
mbed_official	133:d4dda5c437f0	595	}
mbed_official	133:d4dda5c437f0	596	}
mbed_official	133:d4dda5c437f0	597	}
mbed_official	133:d4dda5c437f0	598
mbed_official	133:d4dda5c437f0	599	if (ep->type == EP_TYPE_ISOC)
mbed_official	133:d4dda5c437f0	600	{
mbed_official	133:d4dda5c437f0	601	if ((USBx_DEVICE->DSTS & ( 1 << 8 )) == 0)
mbed_official	133:d4dda5c437f0	602	{
mbed_official	133:d4dda5c437f0	603	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SODDFRM;
mbed_official	133:d4dda5c437f0	604	}
mbed_official	133:d4dda5c437f0	605	else
mbed_official	133:d4dda5c437f0	606	{
mbed_official	133:d4dda5c437f0	607	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SD0PID_SEVNFRM;
mbed_official	133:d4dda5c437f0	608	}
mbed_official	133:d4dda5c437f0	609	}
mbed_official	133:d4dda5c437f0	610
mbed_official	133:d4dda5c437f0	611	/* EP enable, IN data in FIFO */
mbed_official	133:d4dda5c437f0	612	USBx_INEP(ep->num)->DIEPCTL \|= (USB_OTG_DIEPCTL_CNAK \| USB_OTG_DIEPCTL_EPENA);
mbed_official	133:d4dda5c437f0	613
mbed_official	133:d4dda5c437f0	614	if (ep->type == EP_TYPE_ISOC)
mbed_official	133:d4dda5c437f0	615	{
mbed_official	133:d4dda5c437f0	616	USB_WritePacket(USBx, ep->xfer_buff, ep->num, ep->xfer_len, dma);
mbed_official	133:d4dda5c437f0	617	}
mbed_official	133:d4dda5c437f0	618	}
mbed_official	133:d4dda5c437f0	619	else /* OUT endpoint */
mbed_official	133:d4dda5c437f0	620	{
mbed_official	133:d4dda5c437f0	621	/* Program the transfer size and packet count as follows:
mbed_official	133:d4dda5c437f0	622	* pktcnt = N
mbed_official	133:d4dda5c437f0	623	* xfersize = N * maxpacket
mbed_official	133:d4dda5c437f0	624	*/
mbed_official	133:d4dda5c437f0	625	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ);
mbed_official	133:d4dda5c437f0	626	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT);
mbed_official	133:d4dda5c437f0	627
mbed_official	133:d4dda5c437f0	628	if (ep->xfer_len == 0)
mbed_official	133:d4dda5c437f0	629	{
mbed_official	133:d4dda5c437f0	630	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & ep->maxpacket);
mbed_official	133:d4dda5c437f0	631	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	133:d4dda5c437f0	632	}
mbed_official	133:d4dda5c437f0	633	else
mbed_official	133:d4dda5c437f0	634	{
mbed_official	133:d4dda5c437f0	635	pktcnt = (ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket;
mbed_official	133:d4dda5c437f0	636	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (pktcnt << 19)); ;
mbed_official	133:d4dda5c437f0	637	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket * pktcnt));
mbed_official	133:d4dda5c437f0	638	}
mbed_official	133:d4dda5c437f0	639
mbed_official	133:d4dda5c437f0	640	if (dma == 1)
mbed_official	133:d4dda5c437f0	641	{
mbed_official	133:d4dda5c437f0	642	USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)ep->xfer_buff;
mbed_official	133:d4dda5c437f0	643	}
mbed_official	133:d4dda5c437f0	644
mbed_official	133:d4dda5c437f0	645	if (ep->type == EP_TYPE_ISOC)
mbed_official	133:d4dda5c437f0	646	{
mbed_official	133:d4dda5c437f0	647	if ((USBx_DEVICE->DSTS & ( 1 << 8 )) == 0)
mbed_official	133:d4dda5c437f0	648	{
mbed_official	133:d4dda5c437f0	649	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SODDFRM;
mbed_official	133:d4dda5c437f0	650	}
mbed_official	133:d4dda5c437f0	651	else
mbed_official	133:d4dda5c437f0	652	{
mbed_official	133:d4dda5c437f0	653	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SD0PID_SEVNFRM;
mbed_official	133:d4dda5c437f0	654	}
mbed_official	133:d4dda5c437f0	655	}
mbed_official	133:d4dda5c437f0	656	/* EP enable */
mbed_official	133:d4dda5c437f0	657	USBx_OUTEP(ep->num)->DOEPCTL \|= (USB_OTG_DOEPCTL_CNAK \| USB_OTG_DOEPCTL_EPENA);
mbed_official	133:d4dda5c437f0	658	}
mbed_official	133:d4dda5c437f0	659	return HAL_OK;
mbed_official	133:d4dda5c437f0	660	}
mbed_official	133:d4dda5c437f0	661
mbed_official	133:d4dda5c437f0	662	/**
mbed_official	133:d4dda5c437f0	663	* @brief USB_EP0StartXfer : setup and starts a transfer over the EP 0
mbed_official	133:d4dda5c437f0	664	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	665	* @param ep: pointer to endpoint structure
mbed_official	133:d4dda5c437f0	666	* @param dma: USB dma enabled or disabled
mbed_official	133:d4dda5c437f0	667	* This parameter can be one of the these values:
mbed_official	133:d4dda5c437f0	668	* 0 : DMA feature not used
mbed_official	133:d4dda5c437f0	669	* 1 : DMA feature used
mbed_official	133:d4dda5c437f0	670	* @retval HAL status
mbed_official	133:d4dda5c437f0	671	*/
mbed_official	133:d4dda5c437f0	672	HAL_StatusTypeDef USB_EP0StartXfer(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep, uint8_t dma)
mbed_official	133:d4dda5c437f0	673	{
mbed_official	133:d4dda5c437f0	674	/* IN endpoint */
mbed_official	133:d4dda5c437f0	675	if (ep->is_in == 1)
mbed_official	133:d4dda5c437f0	676	{
mbed_official	133:d4dda5c437f0	677	/* Zero Length Packet? */
mbed_official	133:d4dda5c437f0	678	if (ep->xfer_len == 0)
mbed_official	133:d4dda5c437f0	679	{
mbed_official	133:d4dda5c437f0	680	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	133:d4dda5c437f0	681	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	133:d4dda5c437f0	682	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	133:d4dda5c437f0	683	}
mbed_official	133:d4dda5c437f0	684	else
mbed_official	133:d4dda5c437f0	685	{
mbed_official	133:d4dda5c437f0	686	/* Program the transfer size and packet count
mbed_official	133:d4dda5c437f0	687	* as follows: xfersize = N * maxpacket +
mbed_official	133:d4dda5c437f0	688	* short_packet pktcnt = N + (short_packet
mbed_official	133:d4dda5c437f0	689	* exist ? 1 : 0)
mbed_official	133:d4dda5c437f0	690	*/
mbed_official	133:d4dda5c437f0	691	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	133:d4dda5c437f0	692	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	133:d4dda5c437f0	693
mbed_official	133:d4dda5c437f0	694	if(ep->xfer_len > ep->maxpacket)
mbed_official	133:d4dda5c437f0	695	{
mbed_official	133:d4dda5c437f0	696	ep->xfer_len = ep->maxpacket;
mbed_official	133:d4dda5c437f0	697	}
mbed_official	133:d4dda5c437f0	698	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	133:d4dda5c437f0	699	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len);
mbed_official	133:d4dda5c437f0	700
mbed_official	133:d4dda5c437f0	701	}
mbed_official	133:d4dda5c437f0	702
mbed_official	133:d4dda5c437f0	703	if (dma == 1)
mbed_official	133:d4dda5c437f0	704	{
mbed_official	133:d4dda5c437f0	705	USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr);
mbed_official	133:d4dda5c437f0	706	}
mbed_official	133:d4dda5c437f0	707	else
mbed_official	133:d4dda5c437f0	708	{
mbed_official	133:d4dda5c437f0	709	/* Enable the Tx FIFO Empty Interrupt for this EP */
mbed_official	133:d4dda5c437f0	710	if (ep->xfer_len > 0)
mbed_official	133:d4dda5c437f0	711	{
mbed_official	133:d4dda5c437f0	712	USBx_DEVICE->DIEPEMPMSK \|= 1 << (ep->num);
mbed_official	133:d4dda5c437f0	713	}
mbed_official	133:d4dda5c437f0	714	}
mbed_official	133:d4dda5c437f0	715
mbed_official	133:d4dda5c437f0	716	/* EP enable, IN data in FIFO */
mbed_official	133:d4dda5c437f0	717	USBx_INEP(ep->num)->DIEPCTL \|= (USB_OTG_DIEPCTL_CNAK \| USB_OTG_DIEPCTL_EPENA);
mbed_official	133:d4dda5c437f0	718	}
mbed_official	133:d4dda5c437f0	719	else /* OUT endpoint */
mbed_official	133:d4dda5c437f0	720	{
mbed_official	133:d4dda5c437f0	721	/* Program the transfer size and packet count as follows:
mbed_official	133:d4dda5c437f0	722	* pktcnt = N
mbed_official	133:d4dda5c437f0	723	* xfersize = N * maxpacket
mbed_official	133:d4dda5c437f0	724	*/
mbed_official	133:d4dda5c437f0	725	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ);
mbed_official	133:d4dda5c437f0	726	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT);
mbed_official	133:d4dda5c437f0	727
mbed_official	133:d4dda5c437f0	728	if (ep->xfer_len > 0)
mbed_official	133:d4dda5c437f0	729	{
mbed_official	133:d4dda5c437f0	730	ep->xfer_len = ep->maxpacket;
mbed_official	133:d4dda5c437f0	731	}
mbed_official	133:d4dda5c437f0	732
mbed_official	133:d4dda5c437f0	733	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19));
mbed_official	133:d4dda5c437f0	734	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket));
mbed_official	133:d4dda5c437f0	735
mbed_official	133:d4dda5c437f0	736
mbed_official	133:d4dda5c437f0	737	if (dma == 1)
mbed_official	133:d4dda5c437f0	738	{
mbed_official	133:d4dda5c437f0	739	USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)(ep->xfer_buff);
mbed_official	133:d4dda5c437f0	740	}
mbed_official	133:d4dda5c437f0	741
mbed_official	133:d4dda5c437f0	742	/* EP enable */
mbed_official	133:d4dda5c437f0	743	USBx_OUTEP(ep->num)->DOEPCTL \|= (USB_OTG_DOEPCTL_CNAK \| USB_OTG_DOEPCTL_EPENA);
mbed_official	133:d4dda5c437f0	744	}
mbed_official	133:d4dda5c437f0	745	return HAL_OK;
mbed_official	133:d4dda5c437f0	746	}
mbed_official	133:d4dda5c437f0	747
mbed_official	133:d4dda5c437f0	748	/**
mbed_official	133:d4dda5c437f0	749	* @brief USB_WritePacket : Writes a packet into the Tx FIFO associated
mbed_official	133:d4dda5c437f0	750	* with the EP/channel
mbed_official	133:d4dda5c437f0	751	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	752	* @param src : pointer to source buffer
mbed_official	133:d4dda5c437f0	753	* @param ch_ep_num : endpoint or host channel number
mbed_official	133:d4dda5c437f0	754	* @param len : Number of bytes to write
mbed_official	133:d4dda5c437f0	755	* @param dma: USB dma enabled or disabled
mbed_official	133:d4dda5c437f0	756	* This parameter can be one of the these values:
mbed_official	133:d4dda5c437f0	757	* 0 : DMA feature not used
mbed_official	133:d4dda5c437f0	758	* 1 : DMA feature used
mbed_official	133:d4dda5c437f0	759	* @retval HAL status
mbed_official	133:d4dda5c437f0	760	*/
mbed_official	133:d4dda5c437f0	761	HAL_StatusTypeDef USB_WritePacket(USB_OTG_GlobalTypeDef USBx, uint8_t src, uint8_t ch_ep_num, uint16_t len, uint8_t dma)
mbed_official	133:d4dda5c437f0	762	{
mbed_official	133:d4dda5c437f0	763	uint32_t count32b= 0 , i= 0;
mbed_official	133:d4dda5c437f0	764
mbed_official	133:d4dda5c437f0	765	if (dma == 0)
mbed_official	133:d4dda5c437f0	766	{
mbed_official	133:d4dda5c437f0	767	count32b = (len + 3) / 4;
mbed_official	133:d4dda5c437f0	768	for (i = 0; i < count32b; i++, src += 4)
mbed_official	133:d4dda5c437f0	769	{
mbed_official	133:d4dda5c437f0	770	USBx_DFIFO(ch_ep_num) = ((__packed uint32_t )src);
mbed_official	133:d4dda5c437f0	771	}
mbed_official	133:d4dda5c437f0	772	}
mbed_official	133:d4dda5c437f0	773	return HAL_OK;
mbed_official	133:d4dda5c437f0	774	}
mbed_official	133:d4dda5c437f0	775
mbed_official	133:d4dda5c437f0	776	/**
mbed_official	133:d4dda5c437f0	777	* @brief USB_ReadPacket : read a packet from the Tx FIFO associated
mbed_official	133:d4dda5c437f0	778	* with the EP/channel
mbed_official	133:d4dda5c437f0	779	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	780	* @param src : source pointer
mbed_official	133:d4dda5c437f0	781	* @param ch_ep_num : endpoint or host channel number
mbed_official	133:d4dda5c437f0	782	* @param len : Noumber of bytes to read
mbed_official	133:d4dda5c437f0	783	* @param dma: USB dma enabled or disabled
mbed_official	133:d4dda5c437f0	784	* This parameter can be one of the these values:
mbed_official	133:d4dda5c437f0	785	* 0 : DMA feature not used
mbed_official	133:d4dda5c437f0	786	* 1 : DMA feature used
mbed_official	133:d4dda5c437f0	787	* @retval pointer to desctination buffer
mbed_official	133:d4dda5c437f0	788	*/
mbed_official	133:d4dda5c437f0	789	void USB_ReadPacket(USB_OTG_GlobalTypeDef USBx, uint8_t *dest, uint16_t len)
mbed_official	133:d4dda5c437f0	790	{
mbed_official	133:d4dda5c437f0	791	uint32_t i=0;
mbed_official	133:d4dda5c437f0	792	uint32_t count32b = (len + 3) / 4;
mbed_official	133:d4dda5c437f0	793
mbed_official	133:d4dda5c437f0	794	for ( i = 0; i < count32b; i++, dest += 4 )
mbed_official	133:d4dda5c437f0	795	{
mbed_official	133:d4dda5c437f0	796	(__packed uint32_t )dest = USBx_DFIFO(0);
mbed_official	133:d4dda5c437f0	797
mbed_official	133:d4dda5c437f0	798	}
mbed_official	133:d4dda5c437f0	799	return ((void *)dest);
mbed_official	133:d4dda5c437f0	800	}
mbed_official	133:d4dda5c437f0	801
mbed_official	133:d4dda5c437f0	802	/**
mbed_official	133:d4dda5c437f0	803	* @brief USB_EPSetStall : set a stall condition over an EP
mbed_official	133:d4dda5c437f0	804	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	805	* @param ep: pointer to endpoint structure
mbed_official	133:d4dda5c437f0	806	* @retval HAL status
mbed_official	133:d4dda5c437f0	807	*/
mbed_official	133:d4dda5c437f0	808	HAL_StatusTypeDef USB_EPSetStall(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep)
mbed_official	133:d4dda5c437f0	809	{
mbed_official	133:d4dda5c437f0	810	if (ep->is_in == 1)
mbed_official	133:d4dda5c437f0	811	{
mbed_official	133:d4dda5c437f0	812	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_EPENA) == 0)
mbed_official	133:d4dda5c437f0	813	{
mbed_official	133:d4dda5c437f0	814	USBx_INEP(ep->num)->DIEPCTL &= ~(USB_OTG_DIEPCTL_EPDIS);
mbed_official	133:d4dda5c437f0	815	}
mbed_official	133:d4dda5c437f0	816	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_STALL;
mbed_official	133:d4dda5c437f0	817	}
mbed_official	133:d4dda5c437f0	818	else
mbed_official	133:d4dda5c437f0	819	{
mbed_official	133:d4dda5c437f0	820	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_EPENA) == 0)
mbed_official	133:d4dda5c437f0	821	{
mbed_official	133:d4dda5c437f0	822	USBx_OUTEP(ep->num)->DOEPCTL &= ~(USB_OTG_DOEPCTL_EPDIS);
mbed_official	133:d4dda5c437f0	823	}
mbed_official	133:d4dda5c437f0	824	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_STALL;
mbed_official	133:d4dda5c437f0	825	}
mbed_official	133:d4dda5c437f0	826	return HAL_OK;
mbed_official	133:d4dda5c437f0	827	}
mbed_official	133:d4dda5c437f0	828
mbed_official	133:d4dda5c437f0	829
mbed_official	133:d4dda5c437f0	830	/**
mbed_official	133:d4dda5c437f0	831	* @brief USB_EPClearStall : Clear a stall condition over an EP
mbed_official	133:d4dda5c437f0	832	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	833	* @param ep: pointer to endpoint structure
mbed_official	133:d4dda5c437f0	834	* @retval HAL status
mbed_official	133:d4dda5c437f0	835	*/
mbed_official	133:d4dda5c437f0	836	HAL_StatusTypeDef USB_EPClearStall(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	133:d4dda5c437f0	837	{
mbed_official	133:d4dda5c437f0	838	if (ep->is_in == 1)
mbed_official	133:d4dda5c437f0	839	{
mbed_official	133:d4dda5c437f0	840	USBx_INEP(ep->num)->DIEPCTL &= ~USB_OTG_DIEPCTL_STALL;
mbed_official	133:d4dda5c437f0	841	if (ep->type == EP_TYPE_INTR \|\| ep->type == EP_TYPE_BULK)
mbed_official	133:d4dda5c437f0	842	{
mbed_official	133:d4dda5c437f0	843	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SD0PID_SEVNFRM; /* DATA0 */
mbed_official	133:d4dda5c437f0	844	}
mbed_official	133:d4dda5c437f0	845	}
mbed_official	133:d4dda5c437f0	846	else
mbed_official	133:d4dda5c437f0	847	{
mbed_official	133:d4dda5c437f0	848	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_STALL;
mbed_official	133:d4dda5c437f0	849	if (ep->type == EP_TYPE_INTR \|\| ep->type == EP_TYPE_BULK)
mbed_official	133:d4dda5c437f0	850	{
mbed_official	133:d4dda5c437f0	851	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SD0PID_SEVNFRM; /* DATA0 */
mbed_official	133:d4dda5c437f0	852	}
mbed_official	133:d4dda5c437f0	853	}
mbed_official	133:d4dda5c437f0	854	return HAL_OK;
mbed_official	133:d4dda5c437f0	855	}
mbed_official	133:d4dda5c437f0	856
mbed_official	133:d4dda5c437f0	857	/**
mbed_official	133:d4dda5c437f0	858	* @brief USB_StopDevice : Stop the usb device mode
mbed_official	133:d4dda5c437f0	859	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	860	* @retval HAL status
mbed_official	133:d4dda5c437f0	861	*/
mbed_official	133:d4dda5c437f0	862	HAL_StatusTypeDef USB_StopDevice(USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	863	{
mbed_official	133:d4dda5c437f0	864	uint32_t i;
mbed_official	133:d4dda5c437f0	865
mbed_official	133:d4dda5c437f0	866	/* Clear Pending interrupt */
mbed_official	133:d4dda5c437f0	867	for (i = 0; i < 15 ; i++)
mbed_official	133:d4dda5c437f0	868	{
mbed_official	133:d4dda5c437f0	869	USBx_INEP(i)->DIEPINT = 0xFF;
mbed_official	133:d4dda5c437f0	870	USBx_OUTEP(i)->DOEPINT = 0xFF;
mbed_official	133:d4dda5c437f0	871	}
mbed_official	133:d4dda5c437f0	872	USBx_DEVICE->DAINT = 0xFFFFFFFF;
mbed_official	133:d4dda5c437f0	873
mbed_official	133:d4dda5c437f0	874	/* Clear interrupt masks */
mbed_official	133:d4dda5c437f0	875	USBx_DEVICE->DIEPMSK = 0;
mbed_official	133:d4dda5c437f0	876	USBx_DEVICE->DOEPMSK = 0;
mbed_official	133:d4dda5c437f0	877	USBx_DEVICE->DAINTMSK = 0;
mbed_official	133:d4dda5c437f0	878
mbed_official	133:d4dda5c437f0	879	/* Flush the FIFO */
mbed_official	133:d4dda5c437f0	880	USB_FlushRxFifo(USBx);
mbed_official	133:d4dda5c437f0	881	USB_FlushTxFifo(USBx , 0x10 );
mbed_official	133:d4dda5c437f0	882
mbed_official	133:d4dda5c437f0	883	return HAL_OK;
mbed_official	133:d4dda5c437f0	884	}
mbed_official	133:d4dda5c437f0	885
mbed_official	133:d4dda5c437f0	886	/**
mbed_official	133:d4dda5c437f0	887	* @brief USB_SetDevAddress : Stop the usb device mode
mbed_official	133:d4dda5c437f0	888	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	889	* @param address : new device address to be assigned
mbed_official	133:d4dda5c437f0	890	* This parameter can be a value from 0 to 255
mbed_official	133:d4dda5c437f0	891	* @retval HAL status
mbed_official	133:d4dda5c437f0	892	*/
mbed_official	133:d4dda5c437f0	893	HAL_StatusTypeDef USB_SetDevAddress (USB_OTG_GlobalTypeDef *USBx, uint8_t address)
mbed_official	133:d4dda5c437f0	894	{
mbed_official	133:d4dda5c437f0	895	USBx_DEVICE->DCFG &= ~ (USB_OTG_DCFG_DAD);
mbed_official	133:d4dda5c437f0	896	USBx_DEVICE->DCFG \|= (address << 4) & USB_OTG_DCFG_DAD ;
mbed_official	133:d4dda5c437f0	897
mbed_official	133:d4dda5c437f0	898	return HAL_OK;
mbed_official	133:d4dda5c437f0	899	}
mbed_official	133:d4dda5c437f0	900
mbed_official	133:d4dda5c437f0	901	/**
mbed_official	133:d4dda5c437f0	902	* @brief USB_DevConnect : Connect the USB device by enabling the pull-up/pull-down
mbed_official	133:d4dda5c437f0	903	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	904	* @retval HAL status
mbed_official	133:d4dda5c437f0	905	*/
mbed_official	133:d4dda5c437f0	906	HAL_StatusTypeDef USB_DevConnect (USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	907	{
mbed_official	133:d4dda5c437f0	908	USBx_DEVICE->DCTL &= ~USB_OTG_DCTL_SDIS ;
mbed_official	133:d4dda5c437f0	909	HAL_Delay(3);
mbed_official	133:d4dda5c437f0	910
mbed_official	133:d4dda5c437f0	911	return HAL_OK;
mbed_official	133:d4dda5c437f0	912	}
mbed_official	133:d4dda5c437f0	913
mbed_official	133:d4dda5c437f0	914	/**
mbed_official	133:d4dda5c437f0	915	* @brief USB_DevDisconnect : Disconnect the USB device by disabling the pull-up/pull-down
mbed_official	133:d4dda5c437f0	916	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	917	* @retval HAL status
mbed_official	133:d4dda5c437f0	918	*/
mbed_official	133:d4dda5c437f0	919	HAL_StatusTypeDef USB_DevDisconnect (USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	920	{
mbed_official	133:d4dda5c437f0	921	USBx_DEVICE->DCTL \|= USB_OTG_DCTL_SDIS ;
mbed_official	133:d4dda5c437f0	922	HAL_Delay(3);
mbed_official	133:d4dda5c437f0	923
mbed_official	133:d4dda5c437f0	924	return HAL_OK;
mbed_official	133:d4dda5c437f0	925	}
mbed_official	133:d4dda5c437f0	926
mbed_official	133:d4dda5c437f0	927	/**
mbed_official	133:d4dda5c437f0	928	* @brief USB_ReadInterrupts: return the global USB interrupt status
mbed_official	133:d4dda5c437f0	929	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	930	* @retval HAL status
mbed_official	133:d4dda5c437f0	931	*/
mbed_official	133:d4dda5c437f0	932	uint32_t USB_ReadInterrupts (USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	933	{
mbed_official	133:d4dda5c437f0	934	uint32_t v = 0;
mbed_official	133:d4dda5c437f0	935
mbed_official	133:d4dda5c437f0	936	v = USBx->GINTSTS;
mbed_official	133:d4dda5c437f0	937	v &= USBx->GINTMSK;
mbed_official	133:d4dda5c437f0	938	return v;
mbed_official	133:d4dda5c437f0	939	}
mbed_official	133:d4dda5c437f0	940
mbed_official	133:d4dda5c437f0	941	/**
mbed_official	133:d4dda5c437f0	942	* @brief USB_ReadDevAllOutEpInterrupt: return the USB device OUT endpoints interrupt status
mbed_official	133:d4dda5c437f0	943	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	944	* @retval HAL status
mbed_official	133:d4dda5c437f0	945	*/
mbed_official	133:d4dda5c437f0	946	uint32_t USB_ReadDevAllOutEpInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	947	{
mbed_official	133:d4dda5c437f0	948	uint32_t v;
mbed_official	133:d4dda5c437f0	949	v = USBx_DEVICE->DAINT;
mbed_official	133:d4dda5c437f0	950	v &= USBx_DEVICE->DAINTMSK;
mbed_official	133:d4dda5c437f0	951	return ((v & 0xffff0000) >> 16);
mbed_official	133:d4dda5c437f0	952	}
mbed_official	133:d4dda5c437f0	953
mbed_official	133:d4dda5c437f0	954	/**
mbed_official	133:d4dda5c437f0	955	* @brief USB_ReadDevAllInEpInterrupt: return the USB device IN endpoints interrupt status
mbed_official	133:d4dda5c437f0	956	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	957	* @retval HAL status
mbed_official	133:d4dda5c437f0	958	*/
mbed_official	133:d4dda5c437f0	959	uint32_t USB_ReadDevAllInEpInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	960	{
mbed_official	133:d4dda5c437f0	961	uint32_t v;
mbed_official	133:d4dda5c437f0	962	v = USBx_DEVICE->DAINT;
mbed_official	133:d4dda5c437f0	963	v &= USBx_DEVICE->DAINTMSK;
mbed_official	133:d4dda5c437f0	964	return ((v & 0xFFFF));
mbed_official	133:d4dda5c437f0	965	}
mbed_official	133:d4dda5c437f0	966
mbed_official	133:d4dda5c437f0	967	/**
mbed_official	133:d4dda5c437f0	968	* @brief Returns Device OUT EP Interrupt register
mbed_official	133:d4dda5c437f0	969	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	970	* @param epnum : endpoint number
mbed_official	133:d4dda5c437f0	971	* This parameter can be a value from 0 to 15
mbed_official	133:d4dda5c437f0	972	* @retval Device OUT EP Interrupt register
mbed_official	133:d4dda5c437f0	973	*/
mbed_official	133:d4dda5c437f0	974	uint32_t USB_ReadDevOutEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum)
mbed_official	133:d4dda5c437f0	975	{
mbed_official	133:d4dda5c437f0	976	uint32_t v;
mbed_official	133:d4dda5c437f0	977	v = USBx_OUTEP(epnum)->DOEPINT;
mbed_official	133:d4dda5c437f0	978	v &= USBx_DEVICE->DOEPMSK;
mbed_official	133:d4dda5c437f0	979	return v;
mbed_official	133:d4dda5c437f0	980	}
mbed_official	133:d4dda5c437f0	981
mbed_official	133:d4dda5c437f0	982	/**
mbed_official	133:d4dda5c437f0	983	* @brief Returns Device IN EP Interrupt register
mbed_official	133:d4dda5c437f0	984	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	985	* @param epnum : endpoint number
mbed_official	133:d4dda5c437f0	986	* This parameter can be a value from 0 to 15
mbed_official	133:d4dda5c437f0	987	* @retval Device IN EP Interrupt register
mbed_official	133:d4dda5c437f0	988	*/
mbed_official	133:d4dda5c437f0	989	uint32_t USB_ReadDevInEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum)
mbed_official	133:d4dda5c437f0	990	{
mbed_official	133:d4dda5c437f0	991	uint32_t v, msk, emp;
mbed_official	133:d4dda5c437f0	992
mbed_official	133:d4dda5c437f0	993	msk = USBx_DEVICE->DIEPMSK;
mbed_official	133:d4dda5c437f0	994	emp = USBx_DEVICE->DIEPEMPMSK;
mbed_official	133:d4dda5c437f0	995	msk \|= ((emp >> epnum) & 0x1) << 7;
mbed_official	133:d4dda5c437f0	996	v = USBx_INEP(epnum)->DIEPINT & msk;
mbed_official	133:d4dda5c437f0	997	return v;
mbed_official	133:d4dda5c437f0	998	}
mbed_official	133:d4dda5c437f0	999
mbed_official	133:d4dda5c437f0	1000	/**
mbed_official	133:d4dda5c437f0	1001	* @brief USB_ClearInterrupts: clear a USB interrupt
mbed_official	133:d4dda5c437f0	1002	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	1003	* @param interrupt : interrupt flag
mbed_official	133:d4dda5c437f0	1004	* @retval None
mbed_official	133:d4dda5c437f0	1005	*/
mbed_official	133:d4dda5c437f0	1006	void USB_ClearInterrupts (USB_OTG_GlobalTypeDef *USBx, uint32_t interrupt)
mbed_official	133:d4dda5c437f0	1007	{
mbed_official	133:d4dda5c437f0	1008	USBx->GINTSTS \|= interrupt;
mbed_official	133:d4dda5c437f0	1009	}
mbed_official	133:d4dda5c437f0	1010
mbed_official	133:d4dda5c437f0	1011	/**
mbed_official	133:d4dda5c437f0	1012	* @brief Returns USB core mode
mbed_official	133:d4dda5c437f0	1013	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	1014	* @retval return core mode : Host or Device
mbed_official	133:d4dda5c437f0	1015	* This parameter can be one of the these values:
mbed_official	133:d4dda5c437f0	1016	* 0 : Host
mbed_official	133:d4dda5c437f0	1017	* 1 : Device
mbed_official	133:d4dda5c437f0	1018	*/
mbed_official	133:d4dda5c437f0	1019	uint32_t USB_GetMode(USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	1020	{
mbed_official	133:d4dda5c437f0	1021	return ((USBx->GINTSTS ) & 0x1);
mbed_official	133:d4dda5c437f0	1022	}
mbed_official	133:d4dda5c437f0	1023
mbed_official	133:d4dda5c437f0	1024
mbed_official	133:d4dda5c437f0	1025	/**
mbed_official	133:d4dda5c437f0	1026	* @brief Activate EP0 for Setup transactions
mbed_official	133:d4dda5c437f0	1027	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	1028	* @retval HAL status
mbed_official	133:d4dda5c437f0	1029	*/
mbed_official	133:d4dda5c437f0	1030	HAL_StatusTypeDef USB_ActivateSetup (USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	1031	{
mbed_official	133:d4dda5c437f0	1032	/* Set the MPS of the IN EP based on the enumeration speed */
mbed_official	133:d4dda5c437f0	1033	USBx_INEP(0)->DIEPCTL &= ~USB_OTG_DIEPCTL_MPSIZ;
mbed_official	133:d4dda5c437f0	1034
mbed_official	133:d4dda5c437f0	1035	if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ)
mbed_official	133:d4dda5c437f0	1036	{
mbed_official	133:d4dda5c437f0	1037	USBx_INEP(0)->DIEPCTL \|= 3;
mbed_official	133:d4dda5c437f0	1038	}
mbed_official	133:d4dda5c437f0	1039	USBx_DEVICE->DCTL \|= USB_OTG_DCTL_CGINAK;
mbed_official	133:d4dda5c437f0	1040
mbed_official	133:d4dda5c437f0	1041	return HAL_OK;
mbed_official	133:d4dda5c437f0	1042	}
mbed_official	133:d4dda5c437f0	1043
mbed_official	133:d4dda5c437f0	1044
mbed_official	133:d4dda5c437f0	1045	/**
mbed_official	133:d4dda5c437f0	1046	* @brief Prepare the EP0 to start the first control setup
mbed_official	133:d4dda5c437f0	1047	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	1048	* @param dma: USB dma enabled or disabled
mbed_official	133:d4dda5c437f0	1049	* This parameter can be one of the these values:
mbed_official	133:d4dda5c437f0	1050	* 0 : DMA feature not used
mbed_official	133:d4dda5c437f0	1051	* 1 : DMA feature used
mbed_official	133:d4dda5c437f0	1052	* @param psetup : pointer to setup packet
mbed_official	133:d4dda5c437f0	1053	* @retval HAL status
mbed_official	133:d4dda5c437f0	1054	*/
mbed_official	133:d4dda5c437f0	1055	HAL_StatusTypeDef USB_EP0_OutStart(USB_OTG_GlobalTypeDef USBx, uint8_t dma, uint8_t psetup)
mbed_official	133:d4dda5c437f0	1056	{
mbed_official	133:d4dda5c437f0	1057	USBx_OUTEP(0)->DOEPTSIZ = 0;
mbed_official	133:d4dda5c437f0	1058	USBx_OUTEP(0)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	133:d4dda5c437f0	1059	USBx_OUTEP(0)->DOEPTSIZ \|= (3 * 8);
mbed_official	133:d4dda5c437f0	1060	USBx_OUTEP(0)->DOEPTSIZ \|= USB_OTG_DOEPTSIZ_STUPCNT;
mbed_official	133:d4dda5c437f0	1061
mbed_official	133:d4dda5c437f0	1062	if (dma == 1)
mbed_official	133:d4dda5c437f0	1063	{
mbed_official	133:d4dda5c437f0	1064	USBx_OUTEP(0)->DOEPDMA = (uint32_t)psetup;
mbed_official	133:d4dda5c437f0	1065	/* EP enable */
mbed_official	133:d4dda5c437f0	1066	USBx_OUTEP(0)->DOEPCTL = 0x80008000;
mbed_official	133:d4dda5c437f0	1067	}
mbed_official	133:d4dda5c437f0	1068
mbed_official	133:d4dda5c437f0	1069	return HAL_OK;
mbed_official	133:d4dda5c437f0	1070	}
mbed_official	133:d4dda5c437f0	1071
mbed_official	133:d4dda5c437f0	1072
mbed_official	133:d4dda5c437f0	1073	/**
mbed_official	133:d4dda5c437f0	1074	* @brief Reset the USB Core (needed after USB clock settings change)
mbed_official	133:d4dda5c437f0	1075	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	1076	* @retval HAL status
mbed_official	133:d4dda5c437f0	1077	*/
mbed_official	133:d4dda5c437f0	1078	static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	1079	{
mbed_official	133:d4dda5c437f0	1080	uint32_t count = 0;
mbed_official	133:d4dda5c437f0	1081
mbed_official	133:d4dda5c437f0	1082	/* Wait for AHB master IDLE state. */
mbed_official	133:d4dda5c437f0	1083	do
mbed_official	133:d4dda5c437f0	1084	{
mbed_official	133:d4dda5c437f0	1085	if (++count > 200000)
mbed_official	133:d4dda5c437f0	1086	{
mbed_official	133:d4dda5c437f0	1087	return HAL_TIMEOUT;
mbed_official	133:d4dda5c437f0	1088	}
mbed_official	133:d4dda5c437f0	1089	}
mbed_official	133:d4dda5c437f0	1090	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_AHBIDL) == 0);
mbed_official	133:d4dda5c437f0	1091
mbed_official	133:d4dda5c437f0	1092	/* Core Soft Reset */
mbed_official	133:d4dda5c437f0	1093	count = 0;
mbed_official	133:d4dda5c437f0	1094	USBx->GRSTCTL \|= USB_OTG_GRSTCTL_CSRST;
mbed_official	133:d4dda5c437f0	1095
mbed_official	133:d4dda5c437f0	1096	do
mbed_official	133:d4dda5c437f0	1097	{
mbed_official	133:d4dda5c437f0	1098	if (++count > 200000)
mbed_official	133:d4dda5c437f0	1099	{
mbed_official	133:d4dda5c437f0	1100	return HAL_TIMEOUT;
mbed_official	133:d4dda5c437f0	1101	}
mbed_official	133:d4dda5c437f0	1102	}
mbed_official	133:d4dda5c437f0	1103	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_CSRST) == USB_OTG_GRSTCTL_CSRST);
mbed_official	133:d4dda5c437f0	1104
mbed_official	133:d4dda5c437f0	1105	return HAL_OK;
mbed_official	133:d4dda5c437f0	1106	}
mbed_official	133:d4dda5c437f0	1107
mbed_official	133:d4dda5c437f0	1108
mbed_official	133:d4dda5c437f0	1109	/**
mbed_official	133:d4dda5c437f0	1110	* @brief USB_HostInit : Initializes the USB OTG controller registers
mbed_official	133:d4dda5c437f0	1111	* for Host mode
mbed_official	133:d4dda5c437f0	1112	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	1113	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	133:d4dda5c437f0	1114	* the configuration information for the specified USBx peripheral.
mbed_official	133:d4dda5c437f0	1115	* @retval HAL status
mbed_official	133:d4dda5c437f0	1116	*/
mbed_official	133:d4dda5c437f0	1117	HAL_StatusTypeDef USB_HostInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	133:d4dda5c437f0	1118	{
mbed_official	133:d4dda5c437f0	1119	uint32_t i;
mbed_official	133:d4dda5c437f0	1120
mbed_official	133:d4dda5c437f0	1121	/* Restart the Phy Clock */
mbed_official	133:d4dda5c437f0	1122	USBx_PCGCCTL = 0;
mbed_official	133:d4dda5c437f0	1123
mbed_official	133:d4dda5c437f0	1124	/* no VBUS sensing*/
mbed_official	133:d4dda5c437f0	1125	USBx->GCCFG &=~ (USB_OTG_GCCFG_VBUSASEN);
mbed_official	133:d4dda5c437f0	1126	USBx->GCCFG &=~ (USB_OTG_GCCFG_VBUSBSEN);
mbed_official	133:d4dda5c437f0	1127	USBx->GCCFG \|= USB_OTG_GCCFG_NOVBUSSENS;
mbed_official	133:d4dda5c437f0	1128
mbed_official	133:d4dda5c437f0	1129	/* Disable the FS/LS support mode only */
mbed_official	133:d4dda5c437f0	1130	if((cfg.speed == USB_OTG_SPEED_FULL)&&
mbed_official	133:d4dda5c437f0	1131	(USBx != USB_OTG_FS))
mbed_official	133:d4dda5c437f0	1132	{
mbed_official	133:d4dda5c437f0	1133	USBx_HOST->HCFG \|= USB_OTG_HCFG_FSLSS;
mbed_official	133:d4dda5c437f0	1134	}
mbed_official	133:d4dda5c437f0	1135	else
mbed_official	133:d4dda5c437f0	1136	{
mbed_official	133:d4dda5c437f0	1137	USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSS);
mbed_official	133:d4dda5c437f0	1138	}
mbed_official	133:d4dda5c437f0	1139
mbed_official	133:d4dda5c437f0	1140	/* Make sure the FIFOs are flushed. */
mbed_official	133:d4dda5c437f0	1141	USB_FlushTxFifo(USBx, 0x10 ); /* all Tx FIFOs */
mbed_official	133:d4dda5c437f0	1142	USB_FlushRxFifo(USBx);
mbed_official	133:d4dda5c437f0	1143
mbed_official	133:d4dda5c437f0	1144	/* Clear all pending HC Interrupts */
mbed_official	133:d4dda5c437f0	1145	for (i = 0; i < cfg.Host_channels; i++)
mbed_official	133:d4dda5c437f0	1146	{
mbed_official	133:d4dda5c437f0	1147	USBx_HC(i)->HCINT = 0xFFFFFFFF;
mbed_official	133:d4dda5c437f0	1148	USBx_HC(i)->HCINTMSK = 0;
mbed_official	133:d4dda5c437f0	1149	}
mbed_official	133:d4dda5c437f0	1150
mbed_official	133:d4dda5c437f0	1151	/* Enable VBUS driving */
mbed_official	133:d4dda5c437f0	1152	USB_DriveVbus(USBx, 1);
mbed_official	133:d4dda5c437f0	1153
mbed_official	133:d4dda5c437f0	1154	HAL_Delay(200);
mbed_official	133:d4dda5c437f0	1155
mbed_official	133:d4dda5c437f0	1156	/* Disable all interrupts. */
mbed_official	133:d4dda5c437f0	1157	USBx->GINTMSK = 0;
mbed_official	133:d4dda5c437f0	1158
mbed_official	133:d4dda5c437f0	1159	/* Clear any pending interrupts */
mbed_official	133:d4dda5c437f0	1160	USBx->GINTSTS = 0xFFFFFFFF;
mbed_official	133:d4dda5c437f0	1161
mbed_official	133:d4dda5c437f0	1162
mbed_official	133:d4dda5c437f0	1163	if(USBx == USB_OTG_FS)
mbed_official	133:d4dda5c437f0	1164	{
mbed_official	133:d4dda5c437f0	1165	/* set Rx FIFO size */
mbed_official	133:d4dda5c437f0	1166	USBx->GRXFSIZ = (uint32_t )0x80;
mbed_official	133:d4dda5c437f0	1167	USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x60 << 16)& USB_OTG_NPTXFD) \| 0x80);
mbed_official	133:d4dda5c437f0	1168	USBx->HPTXFSIZ = (uint32_t )(((0x40 << 16)& USB_OTG_HPTXFSIZ_PTXFD) \| 0xE0);
mbed_official	133:d4dda5c437f0	1169
mbed_official	133:d4dda5c437f0	1170	}
mbed_official	133:d4dda5c437f0	1171
mbed_official	133:d4dda5c437f0	1172	else
mbed_official	133:d4dda5c437f0	1173	{
mbed_official	133:d4dda5c437f0	1174	/* set Rx FIFO size */
mbed_official	133:d4dda5c437f0	1175	USBx->GRXFSIZ = (uint32_t )0x200;
mbed_official	133:d4dda5c437f0	1176	USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x100 << 16)& USB_OTG_NPTXFD) \| 0x200);
mbed_official	133:d4dda5c437f0	1177	USBx->HPTXFSIZ = (uint32_t )(((0xE0 << 16)& USB_OTG_HPTXFSIZ_PTXFD) \| 0x300);
mbed_official	133:d4dda5c437f0	1178	}
mbed_official	133:d4dda5c437f0	1179
mbed_official	133:d4dda5c437f0	1180	/* Enable the common interrupts */
mbed_official	133:d4dda5c437f0	1181	if (cfg.dma_enable == DISABLE)
mbed_official	133:d4dda5c437f0	1182	{
mbed_official	133:d4dda5c437f0	1183	USBx->GINTMSK \|= USB_OTG_GINTMSK_RXFLVLM;
mbed_official	133:d4dda5c437f0	1184	}
mbed_official	133:d4dda5c437f0	1185
mbed_official	133:d4dda5c437f0	1186	/* Enable interrupts matching to the Host mode ONLY */
mbed_official	133:d4dda5c437f0	1187	USBx->GINTMSK \|= (USB_OTG_GINTMSK_PRTIM \| USB_OTG_GINTMSK_HCIM \|\
mbed_official	133:d4dda5c437f0	1188	USB_OTG_GINTMSK_SOFM \|USB_OTG_GINTSTS_DISCINT\|\
mbed_official	133:d4dda5c437f0	1189	USB_OTG_GINTMSK_PXFRM_IISOOXFRM \| USB_OTG_GINTMSK_WUIM);
mbed_official	133:d4dda5c437f0	1190
mbed_official	133:d4dda5c437f0	1191	return HAL_OK;
mbed_official	133:d4dda5c437f0	1192	}
mbed_official	133:d4dda5c437f0	1193
mbed_official	133:d4dda5c437f0	1194	/**
mbed_official	133:d4dda5c437f0	1195	* @brief USB_InitFSLSPClkSel : Initializes the FSLSPClkSel field of the
mbed_official	133:d4dda5c437f0	1196	* HCFG register on the PHY type and set the right frame interval
mbed_official	133:d4dda5c437f0	1197	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	1198	* @param freq : clock frequency
mbed_official	133:d4dda5c437f0	1199	* This parameter can be one of the these values:
mbed_official	133:d4dda5c437f0	1200	* HCFG_48_MHZ : Full Speed 48 MHz Clock
mbed_official	133:d4dda5c437f0	1201	* HCFG_6_MHZ : Low Speed 6 MHz Clock
mbed_official	133:d4dda5c437f0	1202	* @retval HAL status
mbed_official	133:d4dda5c437f0	1203	*/
mbed_official	133:d4dda5c437f0	1204	HAL_StatusTypeDef USB_InitFSLSPClkSel(USB_OTG_GlobalTypeDef *USBx , uint8_t freq)
mbed_official	133:d4dda5c437f0	1205	{
mbed_official	133:d4dda5c437f0	1206	USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSPCS);
mbed_official	133:d4dda5c437f0	1207	USBx_HOST->HCFG \|= (freq & USB_OTG_HCFG_FSLSPCS);
mbed_official	133:d4dda5c437f0	1208
mbed_official	133:d4dda5c437f0	1209	if (freq == HCFG_48_MHZ)
mbed_official	133:d4dda5c437f0	1210	{
mbed_official	133:d4dda5c437f0	1211	USBx_HOST->HFIR = (uint32_t)48000;
mbed_official	133:d4dda5c437f0	1212	}
mbed_official	133:d4dda5c437f0	1213	else if (freq == HCFG_6_MHZ)
mbed_official	133:d4dda5c437f0	1214	{
mbed_official	133:d4dda5c437f0	1215	USBx_HOST->HFIR = (uint32_t)6000;
mbed_official	133:d4dda5c437f0	1216	}
mbed_official	133:d4dda5c437f0	1217	return HAL_OK;
mbed_official	133:d4dda5c437f0	1218	}
mbed_official	133:d4dda5c437f0	1219
mbed_official	133:d4dda5c437f0	1220	/**
mbed_official	133:d4dda5c437f0	1221	* @brief USB_OTG_ResetPort : Reset Host Port
mbed_official	133:d4dda5c437f0	1222	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	1223	* @retval HAL status
mbed_official	133:d4dda5c437f0	1224	* @note : (1)The application must wait at least 10 ms
mbed_official	133:d4dda5c437f0	1225	* before clearing the reset bit.
mbed_official	133:d4dda5c437f0	1226	*/
mbed_official	133:d4dda5c437f0	1227	HAL_StatusTypeDef USB_ResetPort(USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	1228	{
mbed_official	133:d4dda5c437f0	1229	__IO uint32_t hprt0;
mbed_official	133:d4dda5c437f0	1230
mbed_official	133:d4dda5c437f0	1231	hprt0 = USBx_HPRT0;
mbed_official	133:d4dda5c437f0	1232
mbed_official	133:d4dda5c437f0	1233	hprt0 &= ~(USB_OTG_HPRT_PENA \| USB_OTG_HPRT_PCDET \|\
mbed_official	133:d4dda5c437f0	1234	USB_OTG_HPRT_PENCHNG \| USB_OTG_HPRT_POCCHNG );
mbed_official	133:d4dda5c437f0	1235
mbed_official	133:d4dda5c437f0	1236	USBx_HPRT0 = (USB_OTG_HPRT_PRST \| hprt0);
mbed_official	133:d4dda5c437f0	1237	HAL_Delay (10); /* See Note #1 */
mbed_official	133:d4dda5c437f0	1238	USBx_HPRT0 = ((~USB_OTG_HPRT_PRST) & hprt0);
mbed_official	133:d4dda5c437f0	1239	return HAL_OK;
mbed_official	133:d4dda5c437f0	1240	}
mbed_official	133:d4dda5c437f0	1241
mbed_official	133:d4dda5c437f0	1242	/**
mbed_official	133:d4dda5c437f0	1243	* @brief USB_DriveVbus : activate or de-activate vbus
mbed_official	133:d4dda5c437f0	1244	* @param state : VBUS state
mbed_official	133:d4dda5c437f0	1245	* This parameter can be one of the these values:
mbed_official	133:d4dda5c437f0	1246	* 0 : VBUS Active
mbed_official	133:d4dda5c437f0	1247	* 1 : VBUS Inactive
mbed_official	133:d4dda5c437f0	1248	* @retval HAL status
mbed_official	133:d4dda5c437f0	1249	*/
mbed_official	133:d4dda5c437f0	1250	HAL_StatusTypeDef USB_DriveVbus (USB_OTG_GlobalTypeDef *USBx, uint8_t state)
mbed_official	133:d4dda5c437f0	1251	{
mbed_official	133:d4dda5c437f0	1252	__IO uint32_t hprt0;
mbed_official	133:d4dda5c437f0	1253
mbed_official	133:d4dda5c437f0	1254	hprt0 = USBx_HPRT0;
mbed_official	133:d4dda5c437f0	1255	hprt0 &= ~(USB_OTG_HPRT_PENA \| USB_OTG_HPRT_PCDET \|\
mbed_official	133:d4dda5c437f0	1256	USB_OTG_HPRT_PENCHNG \| USB_OTG_HPRT_POCCHNG );
mbed_official	133:d4dda5c437f0	1257
mbed_official	133:d4dda5c437f0	1258	if (((hprt0 & USB_OTG_HPRT_PPWR) == 0 ) && (state == 1 ))
mbed_official	133:d4dda5c437f0	1259	{
mbed_official	133:d4dda5c437f0	1260	USBx_HPRT0 = (USB_OTG_HPRT_PPWR \| hprt0);
mbed_official	133:d4dda5c437f0	1261	}
mbed_official	133:d4dda5c437f0	1262	if (((hprt0 & USB_OTG_HPRT_PPWR) == USB_OTG_HPRT_PPWR) && (state == 0 ))
mbed_official	133:d4dda5c437f0	1263	{
mbed_official	133:d4dda5c437f0	1264	USBx_HPRT0 = ((~USB_OTG_HPRT_PPWR) & hprt0);
mbed_official	133:d4dda5c437f0	1265	}
mbed_official	133:d4dda5c437f0	1266	return HAL_OK;
mbed_official	133:d4dda5c437f0	1267	}
mbed_official	133:d4dda5c437f0	1268
mbed_official	133:d4dda5c437f0	1269	/**
mbed_official	133:d4dda5c437f0	1270	* @brief Return Host Core speed
mbed_official	133:d4dda5c437f0	1271	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	1272	* @retval speed : Host speed
mbed_official	133:d4dda5c437f0	1273	* This parameter can be one of the these values:
mbed_official	133:d4dda5c437f0	1274	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	133:d4dda5c437f0	1275	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	133:d4dda5c437f0	1276	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	133:d4dda5c437f0	1277	*/
mbed_official	133:d4dda5c437f0	1278	uint32_t USB_GetHostSpeed (USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	1279	{
mbed_official	133:d4dda5c437f0	1280	__IO uint32_t hprt0;
mbed_official	133:d4dda5c437f0	1281
mbed_official	133:d4dda5c437f0	1282	hprt0 = USBx_HPRT0;
mbed_official	133:d4dda5c437f0	1283	return ((hprt0 & USB_OTG_HPRT_PSPD) >> 17);
mbed_official	133:d4dda5c437f0	1284	}
mbed_official	133:d4dda5c437f0	1285
mbed_official	133:d4dda5c437f0	1286	/**
mbed_official	133:d4dda5c437f0	1287	* @brief Return Host Current Frame number
mbed_official	133:d4dda5c437f0	1288	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	1289	* @retval current frame number
mbed_official	133:d4dda5c437f0	1290	*/
mbed_official	133:d4dda5c437f0	1291	uint32_t USB_GetCurrentFrame (USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	1292	{
mbed_official	133:d4dda5c437f0	1293	return (USBx_HOST->HFNUM & USB_OTG_HFNUM_FRNUM);
mbed_official	133:d4dda5c437f0	1294	}
mbed_official	133:d4dda5c437f0	1295
mbed_official	133:d4dda5c437f0	1296	/**
mbed_official	133:d4dda5c437f0	1297	* @brief Initialize a host channel
mbed_official	133:d4dda5c437f0	1298	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	1299	* @param ch_num : Channel number
mbed_official	133:d4dda5c437f0	1300	* This parameter can be a value from 1 to 15
mbed_official	133:d4dda5c437f0	1301	* @param epnum : Endpoint number
mbed_official	133:d4dda5c437f0	1302	* This parameter can be a value from 1 to 15
mbed_official	133:d4dda5c437f0	1303	* @param dev_address : Current device address
mbed_official	133:d4dda5c437f0	1304	* This parameter can be a value from 0 to 255
mbed_official	133:d4dda5c437f0	1305	* @param speed : Current device speed
mbed_official	133:d4dda5c437f0	1306	* This parameter can be one of the these values:
mbed_official	133:d4dda5c437f0	1307	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	133:d4dda5c437f0	1308	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	133:d4dda5c437f0	1309	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	133:d4dda5c437f0	1310	* @param ep_type : Endpoint Type
mbed_official	133:d4dda5c437f0	1311	* This parameter can be one of the these values:
mbed_official	133:d4dda5c437f0	1312	* @arg EP_TYPE_CTRL: Control type
mbed_official	133:d4dda5c437f0	1313	* @arg EP_TYPE_ISOC: Isochrounous type
mbed_official	133:d4dda5c437f0	1314	* @arg EP_TYPE_BULK: Bulk type
mbed_official	133:d4dda5c437f0	1315	* @arg EP_TYPE_INTR: Interrupt type
mbed_official	133:d4dda5c437f0	1316	* @param mps : Max Packet Size
mbed_official	133:d4dda5c437f0	1317	* This parameter can be a value from 0 to32K
mbed_official	133:d4dda5c437f0	1318	* @retval HAL state
mbed_official	133:d4dda5c437f0	1319	*/
mbed_official	133:d4dda5c437f0	1320	HAL_StatusTypeDef USB_HC_Init(USB_OTG_GlobalTypeDef *USBx,
mbed_official	133:d4dda5c437f0	1321	uint8_t ch_num,
mbed_official	133:d4dda5c437f0	1322	uint8_t epnum,
mbed_official	133:d4dda5c437f0	1323	uint8_t dev_address,
mbed_official	133:d4dda5c437f0	1324	uint8_t speed,
mbed_official	133:d4dda5c437f0	1325	uint8_t ep_type,
mbed_official	133:d4dda5c437f0	1326	uint16_t mps)
mbed_official	133:d4dda5c437f0	1327	{
mbed_official	133:d4dda5c437f0	1328
mbed_official	133:d4dda5c437f0	1329	/* Clear old interrupt conditions for this host channel. */
mbed_official	133:d4dda5c437f0	1330	USBx_HC(ch_num)->HCINT = 0xFFFFFFFF;
mbed_official	133:d4dda5c437f0	1331
mbed_official	133:d4dda5c437f0	1332	/* Enable channel interrupts required for this transfer. */
mbed_official	133:d4dda5c437f0	1333	switch (ep_type)
mbed_official	133:d4dda5c437f0	1334	{
mbed_official	133:d4dda5c437f0	1335	case EP_TYPE_CTRL:
mbed_official	133:d4dda5c437f0	1336	case EP_TYPE_BULK:
mbed_official	133:d4dda5c437f0	1337
mbed_official	133:d4dda5c437f0	1338	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	133:d4dda5c437f0	1339	USB_OTG_HCINTMSK_STALLM \|\
mbed_official	133:d4dda5c437f0	1340	USB_OTG_HCINTMSK_TXERRM \|\
mbed_official	133:d4dda5c437f0	1341	USB_OTG_HCINTMSK_DTERRM \|\
mbed_official	133:d4dda5c437f0	1342	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	133:d4dda5c437f0	1343	USB_OTG_HCINTMSK_NAKM ;
mbed_official	133:d4dda5c437f0	1344
mbed_official	133:d4dda5c437f0	1345	if (epnum & 0x80)
mbed_official	133:d4dda5c437f0	1346	{
mbed_official	133:d4dda5c437f0	1347	USBx_HC(ch_num)->HCINTMSK \|= USB_OTG_HCINTMSK_BBERRM;
mbed_official	133:d4dda5c437f0	1348	}
mbed_official	133:d4dda5c437f0	1349	else
mbed_official	133:d4dda5c437f0	1350	{
mbed_official	133:d4dda5c437f0	1351	if(USBx != USB_OTG_FS)
mbed_official	133:d4dda5c437f0	1352	{
mbed_official	133:d4dda5c437f0	1353	USBx_HC(ch_num)->HCINTMSK \|= (USB_OTG_HCINTMSK_NYET \| USB_OTG_HCINTMSK_ACKM);
mbed_official	133:d4dda5c437f0	1354	}
mbed_official	133:d4dda5c437f0	1355	}
mbed_official	133:d4dda5c437f0	1356	break;
mbed_official	133:d4dda5c437f0	1357	case EP_TYPE_INTR:
mbed_official	133:d4dda5c437f0	1358
mbed_official	133:d4dda5c437f0	1359	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	133:d4dda5c437f0	1360	USB_OTG_HCINTMSK_STALLM \|\
mbed_official	133:d4dda5c437f0	1361	USB_OTG_HCINTMSK_TXERRM \|\
mbed_official	133:d4dda5c437f0	1362	USB_OTG_HCINTMSK_DTERRM \|\
mbed_official	133:d4dda5c437f0	1363	USB_OTG_HCINTMSK_NAKM \|\
mbed_official	133:d4dda5c437f0	1364	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	133:d4dda5c437f0	1365	USB_OTG_HCINTMSK_FRMORM ;
mbed_official	133:d4dda5c437f0	1366
mbed_official	133:d4dda5c437f0	1367	if (epnum & 0x80)
mbed_official	133:d4dda5c437f0	1368	{
mbed_official	133:d4dda5c437f0	1369	USBx_HC(ch_num)->HCINTMSK \|= USB_OTG_HCINTMSK_BBERRM;
mbed_official	133:d4dda5c437f0	1370	}
mbed_official	133:d4dda5c437f0	1371
mbed_official	133:d4dda5c437f0	1372	break;
mbed_official	133:d4dda5c437f0	1373	case EP_TYPE_ISOC:
mbed_official	133:d4dda5c437f0	1374
mbed_official	133:d4dda5c437f0	1375	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	133:d4dda5c437f0	1376	USB_OTG_HCINTMSK_ACKM \|\
mbed_official	133:d4dda5c437f0	1377	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	133:d4dda5c437f0	1378	USB_OTG_HCINTMSK_FRMORM ;
mbed_official	133:d4dda5c437f0	1379
mbed_official	133:d4dda5c437f0	1380	if (epnum & 0x80)
mbed_official	133:d4dda5c437f0	1381	{
mbed_official	133:d4dda5c437f0	1382	USBx_HC(ch_num)->HCINTMSK \|= (USB_OTG_HCINTMSK_TXERRM \| USB_OTG_HCINTMSK_BBERRM);
mbed_official	133:d4dda5c437f0	1383	}
mbed_official	133:d4dda5c437f0	1384	break;
mbed_official	133:d4dda5c437f0	1385	}
mbed_official	133:d4dda5c437f0	1386
mbed_official	133:d4dda5c437f0	1387	/* Enable the top level host channel interrupt. */
mbed_official	133:d4dda5c437f0	1388	USBx_HOST->HAINTMSK \|= (1 << ch_num);
mbed_official	133:d4dda5c437f0	1389
mbed_official	133:d4dda5c437f0	1390	/* Make sure host channel interrupts are enabled. */
mbed_official	133:d4dda5c437f0	1391	USBx->GINTMSK \|= USB_OTG_GINTMSK_HCIM;
mbed_official	133:d4dda5c437f0	1392
mbed_official	133:d4dda5c437f0	1393	/* Program the HCCHAR register */
mbed_official	133:d4dda5c437f0	1394	USBx_HC(ch_num)->HCCHAR = (((dev_address << 22) & USB_OTG_HCCHAR_DAD) \|\
mbed_official	133:d4dda5c437f0	1395	(((epnum & 0x7F)<< 11) & USB_OTG_HCCHAR_EPNUM)\|\
mbed_official	133:d4dda5c437f0	1396	((((epnum & 0x80) == 0x80)<< 15) & USB_OTG_HCCHAR_EPDIR)\|\
mbed_official	133:d4dda5c437f0	1397	(((speed == HPRT0_PRTSPD_LOW_SPEED)<< 17) & USB_OTG_HCCHAR_LSDEV)\|\
mbed_official	133:d4dda5c437f0	1398	((ep_type << 18) & USB_OTG_HCCHAR_EPTYP)\|\
mbed_official	133:d4dda5c437f0	1399	(mps & USB_OTG_HCCHAR_MPSIZ));
mbed_official	133:d4dda5c437f0	1400
mbed_official	133:d4dda5c437f0	1401	if (ep_type == EP_TYPE_INTR)
mbed_official	133:d4dda5c437f0	1402	{
mbed_official	133:d4dda5c437f0	1403	USBx_HC(ch_num)->HCCHAR \|= USB_OTG_HCCHAR_ODDFRM ;
mbed_official	133:d4dda5c437f0	1404	}
mbed_official	133:d4dda5c437f0	1405
mbed_official	133:d4dda5c437f0	1406	return HAL_OK;
mbed_official	133:d4dda5c437f0	1407	}
mbed_official	133:d4dda5c437f0	1408
mbed_official	133:d4dda5c437f0	1409	/**
mbed_official	133:d4dda5c437f0	1410	* @brief Start a transfer over a host channel
mbed_official	133:d4dda5c437f0	1411	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	1412	* @param hc : pointer to host channel structure
mbed_official	133:d4dda5c437f0	1413	* @param dma: USB dma enabled or disabled
mbed_official	133:d4dda5c437f0	1414	* This parameter can be one of the these values:
mbed_official	133:d4dda5c437f0	1415	* 0 : DMA feature not used
mbed_official	133:d4dda5c437f0	1416	* 1 : DMA feature used
mbed_official	133:d4dda5c437f0	1417	* @retval HAL state
mbed_official	133:d4dda5c437f0	1418	*/
mbed_official	133:d4dda5c437f0	1419	#if defined (__CC_ARM) /!< ARM Compiler /
mbed_official	133:d4dda5c437f0	1420	#pragma O0
mbed_official	133:d4dda5c437f0	1421	#elif defined (__GNUC__) /!< GNU Compiler /
mbed_official	133:d4dda5c437f0	1422	#pragma GCC optimize ("O0")
mbed_official	133:d4dda5c437f0	1423	#elif defined (__TASKING__) /!< TASKING Compiler /
mbed_official	133:d4dda5c437f0	1424	#pragma optimize=0
mbed_official	133:d4dda5c437f0	1425	#endif /* __CC_ARM */
mbed_official	133:d4dda5c437f0	1426	HAL_StatusTypeDef USB_HC_StartXfer(USB_OTG_GlobalTypeDef USBx, USB_OTG_HCTypeDef hc, uint8_t dma)
mbed_official	133:d4dda5c437f0	1427	{
mbed_official	133:d4dda5c437f0	1428	uint8_t is_oddframe = 0;
mbed_official	133:d4dda5c437f0	1429	uint16_t len_words = 0;
mbed_official	133:d4dda5c437f0	1430	uint16_t num_packets = 0;
mbed_official	133:d4dda5c437f0	1431	uint16_t max_hc_pkt_count = 256;
mbed_official	133:d4dda5c437f0	1432
mbed_official	133:d4dda5c437f0	1433	if((USBx != USB_OTG_FS) && (hc->speed == USB_OTG_SPEED_HIGH))
mbed_official	133:d4dda5c437f0	1434	{
mbed_official	133:d4dda5c437f0	1435	if((dma == 0) && (hc->do_ping == 1))
mbed_official	133:d4dda5c437f0	1436	{
mbed_official	133:d4dda5c437f0	1437	USB_DoPing(USBx, hc->ch_num);
mbed_official	133:d4dda5c437f0	1438	return HAL_OK;
mbed_official	133:d4dda5c437f0	1439	}
mbed_official	133:d4dda5c437f0	1440	}
mbed_official	133:d4dda5c437f0	1441
mbed_official	133:d4dda5c437f0	1442	/* Compute the expected number of packets associated to the transfer */
mbed_official	133:d4dda5c437f0	1443	if (hc->xfer_len > 0)
mbed_official	133:d4dda5c437f0	1444	{
mbed_official	133:d4dda5c437f0	1445	num_packets = (hc->xfer_len + hc->max_packet - 1) / hc->max_packet;
mbed_official	133:d4dda5c437f0	1446
mbed_official	133:d4dda5c437f0	1447	if (num_packets > max_hc_pkt_count)
mbed_official	133:d4dda5c437f0	1448	{
mbed_official	133:d4dda5c437f0	1449	num_packets = max_hc_pkt_count;
mbed_official	133:d4dda5c437f0	1450	hc->xfer_len = num_packets * hc->max_packet;
mbed_official	133:d4dda5c437f0	1451	}
mbed_official	133:d4dda5c437f0	1452	}
mbed_official	133:d4dda5c437f0	1453	else
mbed_official	133:d4dda5c437f0	1454	{
mbed_official	133:d4dda5c437f0	1455	num_packets = 1;
mbed_official	133:d4dda5c437f0	1456	}
mbed_official	133:d4dda5c437f0	1457	if (hc->ep_is_in)
mbed_official	133:d4dda5c437f0	1458	{
mbed_official	133:d4dda5c437f0	1459	hc->xfer_len = num_packets * hc->max_packet;
mbed_official	133:d4dda5c437f0	1460	}
mbed_official	133:d4dda5c437f0	1461
mbed_official	133:d4dda5c437f0	1462
mbed_official	133:d4dda5c437f0	1463
mbed_official	133:d4dda5c437f0	1464	/* Initialize the HCTSIZn register */
mbed_official	133:d4dda5c437f0	1465	USBx_HC(hc->ch_num)->HCTSIZ = (((hc->xfer_len) & USB_OTG_HCTSIZ_XFRSIZ)) \|\
mbed_official	133:d4dda5c437f0	1466	((num_packets << 19) & USB_OTG_HCTSIZ_PKTCNT) \|\
mbed_official	133:d4dda5c437f0	1467	(((hc->data_pid) << 29) & USB_OTG_HCTSIZ_DPID);
mbed_official	133:d4dda5c437f0	1468
mbed_official	133:d4dda5c437f0	1469	if (dma)
mbed_official	133:d4dda5c437f0	1470	{
mbed_official	133:d4dda5c437f0	1471	/* xfer_buff MUST be 32-bits aligned */
mbed_official	133:d4dda5c437f0	1472	USBx_HC(hc->ch_num)->HCDMA = (uint32_t)hc->xfer_buff;
mbed_official	133:d4dda5c437f0	1473	}
mbed_official	133:d4dda5c437f0	1474
mbed_official	133:d4dda5c437f0	1475	is_oddframe = (USBx_HOST->HFNUM & 0x01) ? 0 : 1;
mbed_official	133:d4dda5c437f0	1476	USBx_HC(hc->ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_ODDFRM;
mbed_official	133:d4dda5c437f0	1477	USBx_HC(hc->ch_num)->HCCHAR \|= (is_oddframe << 29);
mbed_official	133:d4dda5c437f0	1478
mbed_official	133:d4dda5c437f0	1479	/* Set host channel enable */
mbed_official	133:d4dda5c437f0	1480	USBx_HC(hc->ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHDIS;
mbed_official	133:d4dda5c437f0	1481	USBx_HC(hc->ch_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	133:d4dda5c437f0	1482
mbed_official	133:d4dda5c437f0	1483	if (dma == 0) /* Slave mode */
mbed_official	133:d4dda5c437f0	1484	{
mbed_official	133:d4dda5c437f0	1485	if((hc->ep_is_in == 0) && (hc->xfer_len > 0))
mbed_official	133:d4dda5c437f0	1486	{
mbed_official	133:d4dda5c437f0	1487	switch(hc->ep_type)
mbed_official	133:d4dda5c437f0	1488	{
mbed_official	133:d4dda5c437f0	1489	/* Non periodic transfer */
mbed_official	133:d4dda5c437f0	1490	case EP_TYPE_CTRL:
mbed_official	133:d4dda5c437f0	1491	case EP_TYPE_BULK:
mbed_official	133:d4dda5c437f0	1492
mbed_official	133:d4dda5c437f0	1493	len_words = (hc->xfer_len + 3) / 4;
mbed_official	133:d4dda5c437f0	1494
mbed_official	133:d4dda5c437f0	1495	/* check if there is enough space in FIFO space */
mbed_official	133:d4dda5c437f0	1496	if(len_words > (USBx->HNPTXSTS & 0xFFFF))
mbed_official	133:d4dda5c437f0	1497	{
mbed_official	133:d4dda5c437f0	1498	/* need to process data in nptxfempty interrupt */
mbed_official	133:d4dda5c437f0	1499	USBx->GINTMSK \|= USB_OTG_GINTMSK_NPTXFEM;
mbed_official	133:d4dda5c437f0	1500	}
mbed_official	133:d4dda5c437f0	1501	break;
mbed_official	133:d4dda5c437f0	1502	/* Periodic transfer */
mbed_official	133:d4dda5c437f0	1503	case EP_TYPE_INTR:
mbed_official	133:d4dda5c437f0	1504	case EP_TYPE_ISOC:
mbed_official	133:d4dda5c437f0	1505	len_words = (hc->xfer_len + 3) / 4;
mbed_official	133:d4dda5c437f0	1506	/* check if there is enough space in FIFO space */
mbed_official	133:d4dda5c437f0	1507	if(len_words > (USBx_HOST->HPTXSTS & 0xFFFF)) /* split the transfer */
mbed_official	133:d4dda5c437f0	1508	{
mbed_official	133:d4dda5c437f0	1509	/* need to process data in ptxfempty interrupt */
mbed_official	133:d4dda5c437f0	1510	USBx->GINTMSK \|= USB_OTG_GINTMSK_PTXFEM;
mbed_official	133:d4dda5c437f0	1511	}
mbed_official	133:d4dda5c437f0	1512	break;
mbed_official	133:d4dda5c437f0	1513
mbed_official	133:d4dda5c437f0	1514	default:
mbed_official	133:d4dda5c437f0	1515	break;
mbed_official	133:d4dda5c437f0	1516	}
mbed_official	133:d4dda5c437f0	1517
mbed_official	133:d4dda5c437f0	1518	/* Write packet into the Tx FIFO. */
mbed_official	133:d4dda5c437f0	1519	USB_WritePacket(USBx, hc->xfer_buff, hc->ch_num, hc->xfer_len, 0);
mbed_official	133:d4dda5c437f0	1520	}
mbed_official	133:d4dda5c437f0	1521	}
mbed_official	133:d4dda5c437f0	1522
mbed_official	133:d4dda5c437f0	1523	return HAL_OK;
mbed_official	133:d4dda5c437f0	1524	}
mbed_official	133:d4dda5c437f0	1525
mbed_official	133:d4dda5c437f0	1526	/**
mbed_official	133:d4dda5c437f0	1527	* @brief Read all host channel interrupts status
mbed_official	133:d4dda5c437f0	1528	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	1529	* @retval HAL state
mbed_official	133:d4dda5c437f0	1530	*/
mbed_official	133:d4dda5c437f0	1531	uint32_t USB_HC_ReadInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	1532	{
mbed_official	133:d4dda5c437f0	1533	return ((USBx_HOST->HAINT) & 0xFFFF);
mbed_official	133:d4dda5c437f0	1534	}
mbed_official	133:d4dda5c437f0	1535
mbed_official	133:d4dda5c437f0	1536	/**
mbed_official	133:d4dda5c437f0	1537	* @brief Halt a host channel
mbed_official	133:d4dda5c437f0	1538	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	1539	* @param hc_num : Host Channel number
mbed_official	133:d4dda5c437f0	1540	* This parameter can be a value from 1 to 15
mbed_official	133:d4dda5c437f0	1541	* @retval HAL state
mbed_official	133:d4dda5c437f0	1542	*/
mbed_official	133:d4dda5c437f0	1543	HAL_StatusTypeDef USB_HC_Halt(USB_OTG_GlobalTypeDef *USBx , uint8_t hc_num)
mbed_official	133:d4dda5c437f0	1544	{
mbed_official	133:d4dda5c437f0	1545	uint32_t count = 0;
mbed_official	133:d4dda5c437f0	1546
mbed_official	133:d4dda5c437f0	1547	/* Check for space in the request queue to issue the halt. */
mbed_official	133:d4dda5c437f0	1548	if (((USBx_HC(hc_num)->HCCHAR) & (HCCHAR_CTRL << 18)) \|\| ((USBx_HC(hc_num)->HCCHAR) & (HCCHAR_BULK << 18)))
mbed_official	133:d4dda5c437f0	1549	{
mbed_official	133:d4dda5c437f0	1550	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	133:d4dda5c437f0	1551
mbed_official	133:d4dda5c437f0	1552	if ((USBx->HNPTXSTS & 0xFFFF) == 0)
mbed_official	133:d4dda5c437f0	1553	{
mbed_official	133:d4dda5c437f0	1554	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	133:d4dda5c437f0	1555	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	133:d4dda5c437f0	1556	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	133:d4dda5c437f0	1557	do
mbed_official	133:d4dda5c437f0	1558	{
mbed_official	133:d4dda5c437f0	1559	if (++count > 1000)
mbed_official	133:d4dda5c437f0	1560	{
mbed_official	133:d4dda5c437f0	1561	break;
mbed_official	133:d4dda5c437f0	1562	}
mbed_official	133:d4dda5c437f0	1563	}
mbed_official	133:d4dda5c437f0	1564	while ((USBx_HC(hc_num)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official	133:d4dda5c437f0	1565	}
mbed_official	133:d4dda5c437f0	1566	else
mbed_official	133:d4dda5c437f0	1567	{
mbed_official	133:d4dda5c437f0	1568	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	133:d4dda5c437f0	1569	}
mbed_official	133:d4dda5c437f0	1570	}
mbed_official	133:d4dda5c437f0	1571	else
mbed_official	133:d4dda5c437f0	1572	{
mbed_official	133:d4dda5c437f0	1573	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	133:d4dda5c437f0	1574
mbed_official	133:d4dda5c437f0	1575	if ((USBx_HOST->HPTXSTS & 0xFFFF) == 0)
mbed_official	133:d4dda5c437f0	1576	{
mbed_official	133:d4dda5c437f0	1577	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	133:d4dda5c437f0	1578	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	133:d4dda5c437f0	1579	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	133:d4dda5c437f0	1580	do
mbed_official	133:d4dda5c437f0	1581	{
mbed_official	133:d4dda5c437f0	1582	if (++count > 1000)
mbed_official	133:d4dda5c437f0	1583	{
mbed_official	133:d4dda5c437f0	1584	break;
mbed_official	133:d4dda5c437f0	1585	}
mbed_official	133:d4dda5c437f0	1586	}
mbed_official	133:d4dda5c437f0	1587	while ((USBx_HC(hc_num)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official	133:d4dda5c437f0	1588	}
mbed_official	133:d4dda5c437f0	1589	else
mbed_official	133:d4dda5c437f0	1590	{
mbed_official	133:d4dda5c437f0	1591	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	133:d4dda5c437f0	1592	}
mbed_official	133:d4dda5c437f0	1593	}
mbed_official	133:d4dda5c437f0	1594
mbed_official	133:d4dda5c437f0	1595	return HAL_OK;
mbed_official	133:d4dda5c437f0	1596	}
mbed_official	133:d4dda5c437f0	1597
mbed_official	133:d4dda5c437f0	1598	/**
mbed_official	133:d4dda5c437f0	1599	* @brief Initiate Do Ping protocol
mbed_official	133:d4dda5c437f0	1600	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	1601	* @param hc_num : Host Channel number
mbed_official	133:d4dda5c437f0	1602	* This parameter can be a value from 1 to 15
mbed_official	133:d4dda5c437f0	1603	* @retval HAL state
mbed_official	133:d4dda5c437f0	1604	*/
mbed_official	133:d4dda5c437f0	1605	HAL_StatusTypeDef USB_DoPing(USB_OTG_GlobalTypeDef *USBx , uint8_t ch_num)
mbed_official	133:d4dda5c437f0	1606	{
mbed_official	133:d4dda5c437f0	1607	uint8_t num_packets = 1;
mbed_official	133:d4dda5c437f0	1608
mbed_official	133:d4dda5c437f0	1609	USBx_HC(ch_num)->HCTSIZ = ((num_packets << 19) & USB_OTG_HCTSIZ_PKTCNT) \|\
mbed_official	133:d4dda5c437f0	1610	USB_OTG_HCTSIZ_DOPING;
mbed_official	133:d4dda5c437f0	1611
mbed_official	133:d4dda5c437f0	1612	/* Set host channel enable */
mbed_official	133:d4dda5c437f0	1613	USBx_HC(ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHDIS;
mbed_official	133:d4dda5c437f0	1614	USBx_HC(ch_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	133:d4dda5c437f0	1615
mbed_official	133:d4dda5c437f0	1616	return HAL_OK;
mbed_official	133:d4dda5c437f0	1617	}
mbed_official	133:d4dda5c437f0	1618
mbed_official	133:d4dda5c437f0	1619	/**
mbed_official	133:d4dda5c437f0	1620	* @brief Stop Host Core
mbed_official	133:d4dda5c437f0	1621	* @param USBx : Selected device
mbed_official	133:d4dda5c437f0	1622	* @retval HAL state
mbed_official	133:d4dda5c437f0	1623	*/
mbed_official	133:d4dda5c437f0	1624	HAL_StatusTypeDef USB_StopHost(USB_OTG_GlobalTypeDef *USBx)
mbed_official	133:d4dda5c437f0	1625	{
mbed_official	133:d4dda5c437f0	1626	uint8_t i;
mbed_official	133:d4dda5c437f0	1627	uint32_t count = 0;
mbed_official	133:d4dda5c437f0	1628	uint32_t value;
mbed_official	133:d4dda5c437f0	1629
mbed_official	133:d4dda5c437f0	1630	USB_DisableGlobalInt(USBx);
mbed_official	133:d4dda5c437f0	1631
mbed_official	133:d4dda5c437f0	1632	/* Flush FIFO */
mbed_official	133:d4dda5c437f0	1633	USB_FlushTxFifo(USBx, 0x10);
mbed_official	133:d4dda5c437f0	1634	USB_FlushRxFifo(USBx);
mbed_official	133:d4dda5c437f0	1635
mbed_official	133:d4dda5c437f0	1636	/* Flush out any leftover queued requests. */
mbed_official	133:d4dda5c437f0	1637	for (i = 0; i <= 15; i++)
mbed_official	133:d4dda5c437f0	1638	{
mbed_official	133:d4dda5c437f0	1639
mbed_official	133:d4dda5c437f0	1640	value = USBx_HC(i)->HCCHAR ;
mbed_official	133:d4dda5c437f0	1641	value \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	133:d4dda5c437f0	1642	value &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	133:d4dda5c437f0	1643	value &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	133:d4dda5c437f0	1644	USBx_HC(i)->HCCHAR = value;
mbed_official	133:d4dda5c437f0	1645	}
mbed_official	133:d4dda5c437f0	1646
mbed_official	133:d4dda5c437f0	1647	/* Halt all channels to put them into a known state. */
mbed_official	133:d4dda5c437f0	1648	for (i = 0; i <= 15; i++)
mbed_official	133:d4dda5c437f0	1649	{
mbed_official	133:d4dda5c437f0	1650
mbed_official	133:d4dda5c437f0	1651	value = USBx_HC(i)->HCCHAR ;
mbed_official	133:d4dda5c437f0	1652
mbed_official	133:d4dda5c437f0	1653	value \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	133:d4dda5c437f0	1654	value \|= USB_OTG_HCCHAR_CHENA;
mbed_official	133:d4dda5c437f0	1655	value &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	133:d4dda5c437f0	1656
mbed_official	133:d4dda5c437f0	1657	USBx_HC(i)->HCCHAR = value;
mbed_official	133:d4dda5c437f0	1658	do
mbed_official	133:d4dda5c437f0	1659	{
mbed_official	133:d4dda5c437f0	1660	if (++count > 1000)
mbed_official	133:d4dda5c437f0	1661	{
mbed_official	133:d4dda5c437f0	1662	break;
mbed_official	133:d4dda5c437f0	1663	}
mbed_official	133:d4dda5c437f0	1664	}
mbed_official	133:d4dda5c437f0	1665	while ((USBx_HC(i)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official	133:d4dda5c437f0	1666	}
mbed_official	133:d4dda5c437f0	1667
mbed_official	133:d4dda5c437f0	1668	/* Clear any pending Host interrups */
mbed_official	133:d4dda5c437f0	1669	USBx_HOST->HAINT = 0xFFFFFFFF;
mbed_official	133:d4dda5c437f0	1670	USBx->GINTSTS = 0xFFFFFFFF;
mbed_official	133:d4dda5c437f0	1671	USB_EnableGlobalInt(USBx);
mbed_official	133:d4dda5c437f0	1672	return HAL_OK;
mbed_official	133:d4dda5c437f0	1673	}
mbed_official	133:d4dda5c437f0	1674	/**
mbed_official	133:d4dda5c437f0	1675	* @}
mbed_official	133:d4dda5c437f0	1676	*/
mbed_official	133:d4dda5c437f0	1677
mbed_official	133:d4dda5c437f0	1678	#endif /* defined (HAL_PCD_MODULE_ENABLED) \|\| defined (HAL_HCD_MODULE_ENABLED) */
mbed_official	133:d4dda5c437f0	1679
mbed_official	133:d4dda5c437f0	1680	/**
mbed_official	133:d4dda5c437f0	1681	* @}
mbed_official	133:d4dda5c437f0	1682	*/
mbed_official	133:d4dda5c437f0	1683
mbed_official	133:d4dda5c437f0	1684	/********************** (C) COPYRIGHT STMicroelectronics *END OF FILE**/

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Type:	Library
Created:	18 Jul 2014
Imports:	22
Forks:	0
Commits:	251
Dependents:	1
Dependencies:	0
Followers:	3

targets/cmsis/TARGET_STM/TARGET_DISCO_F407VG/stm32f4xx_ll_usb.c@242:7074e42da0b2, 2014-06-27 (annotated)

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