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targets/cmsis/TARGET_STM/TARGET_NUCLEO_F411RE/stm32f4xx_ll_usb.c@235:685d5f11838f, 2014-06-23 (annotated)

Committer:: mbed_official
Date:: Mon Jun 23 14:00:09 2014 +0100
Revision:: 235:685d5f11838f

Synchronized with git revision 9728c76667962b289ee9c4c687ef9f115db48cd3



Full URL: https://github.com/mbedmicro/mbed/commit/9728c76667962b289ee9c4c687ef9f115db48cd3/



[NUCLEO_F411RE] Add all target files

Who changed what in which revision?

User	Revision	Line number	New contents of line
mbed_official	235:685d5f11838f	1	/**
mbed_official	235:685d5f11838f	2	******************************************************************************
mbed_official	235:685d5f11838f	3	* @file stm32f4xx_ll_usb.c
mbed_official	235:685d5f11838f	4	* @author MCD Application Team
mbed_official	235:685d5f11838f	5	* @version V1.1.0
mbed_official	235:685d5f11838f	6	* @date 19-June-2014
mbed_official	235:685d5f11838f	7	* @brief USB Low Layer HAL module driver.
mbed_official	235:685d5f11838f	8	*
mbed_official	235:685d5f11838f	9	* This file provides firmware functions to manage the following
mbed_official	235:685d5f11838f	10	* functionalities of the USB Peripheral Controller:
mbed_official	235:685d5f11838f	11	* + Initialization/de-initialization functions
mbed_official	235:685d5f11838f	12	* + I/O operation functions
mbed_official	235:685d5f11838f	13	* + Peripheral Control functions
mbed_official	235:685d5f11838f	14	* + Peripheral State functions
mbed_official	235:685d5f11838f	15	*
mbed_official	235:685d5f11838f	16	@verbatim
mbed_official	235:685d5f11838f	17	==============================================================================
mbed_official	235:685d5f11838f	18	##### How to use this driver #####
mbed_official	235:685d5f11838f	19	==============================================================================
mbed_official	235:685d5f11838f	20	[..]
mbed_official	235:685d5f11838f	21	(#) Fill parameters of Init structure in USB_OTG_CfgTypeDef structure.
mbed_official	235:685d5f11838f	22
mbed_official	235:685d5f11838f	23	(#) Call USB_CoreInit() API to initialize the USB Core peripheral.
mbed_official	235:685d5f11838f	24
mbed_official	235:685d5f11838f	25	(#) The upper HAL HCD/PCD driver will call the righ routines for its internal processes.
mbed_official	235:685d5f11838f	26
mbed_official	235:685d5f11838f	27	@endverbatim
mbed_official	235:685d5f11838f	28	******************************************************************************
mbed_official	235:685d5f11838f	29	* @attention
mbed_official	235:685d5f11838f	30	*
mbed_official	235:685d5f11838f	31	* <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
mbed_official	235:685d5f11838f	32	*
mbed_official	235:685d5f11838f	33	* Redistribution and use in source and binary forms, with or without modification,
mbed_official	235:685d5f11838f	34	* are permitted provided that the following conditions are met:
mbed_official	235:685d5f11838f	35	* 1. Redistributions of source code must retain the above copyright notice,
mbed_official	235:685d5f11838f	36	* this list of conditions and the following disclaimer.
mbed_official	235:685d5f11838f	37	* 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official	235:685d5f11838f	38	* this list of conditions and the following disclaimer in the documentation
mbed_official	235:685d5f11838f	39	* and/or other materials provided with the distribution.
mbed_official	235:685d5f11838f	40	* 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official	235:685d5f11838f	41	* may be used to endorse or promote products derived from this software
mbed_official	235:685d5f11838f	42	* without specific prior written permission.
mbed_official	235:685d5f11838f	43	*
mbed_official	235:685d5f11838f	44	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official	235:685d5f11838f	45	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official	235:685d5f11838f	46	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official	235:685d5f11838f	47	* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official	235:685d5f11838f	48	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official	235:685d5f11838f	49	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official	235:685d5f11838f	50	* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official	235:685d5f11838f	51	* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official	235:685d5f11838f	52	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official	235:685d5f11838f	53	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official	235:685d5f11838f	54	*
mbed_official	235:685d5f11838f	55	******************************************************************************
mbed_official	235:685d5f11838f	56	*/
mbed_official	235:685d5f11838f	57
mbed_official	235:685d5f11838f	58	/* Includes ------------------------------------------------------------------*/
mbed_official	235:685d5f11838f	59	#include "stm32f4xx_hal.h"
mbed_official	235:685d5f11838f	60
mbed_official	235:685d5f11838f	61	/** @addtogroup STM32F4xx_LL_USB_DRIVER
mbed_official	235:685d5f11838f	62	* @{
mbed_official	235:685d5f11838f	63	*/
mbed_official	235:685d5f11838f	64
mbed_official	235:685d5f11838f	65	#if defined (HAL_PCD_MODULE_ENABLED) \|\| defined (HAL_HCD_MODULE_ENABLED)
mbed_official	235:685d5f11838f	66
mbed_official	235:685d5f11838f	67	/* Private typedef -----------------------------------------------------------*/
mbed_official	235:685d5f11838f	68	/* Private define ------------------------------------------------------------*/
mbed_official	235:685d5f11838f	69	/* Private macro -------------------------------------------------------------*/
mbed_official	235:685d5f11838f	70	/* Private variables ---------------------------------------------------------*/
mbed_official	235:685d5f11838f	71	/* Private function prototypes -----------------------------------------------*/
mbed_official	235:685d5f11838f	72	/* Private functions ---------------------------------------------------------*/
mbed_official	235:685d5f11838f	73	static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx);
mbed_official	235:685d5f11838f	74
mbed_official	235:685d5f11838f	75	/** @defgroup PCD_Private_Functions
mbed_official	235:685d5f11838f	76	* @{
mbed_official	235:685d5f11838f	77	*/
mbed_official	235:685d5f11838f	78
mbed_official	235:685d5f11838f	79	/** @defgroup LL_USB_Group1 Initialization/de-initialization functions
mbed_official	235:685d5f11838f	80	* @brief Initialization and Configuration functions
mbed_official	235:685d5f11838f	81	*
mbed_official	235:685d5f11838f	82	@verbatim
mbed_official	235:685d5f11838f	83	===============================================================================
mbed_official	235:685d5f11838f	84	##### Initialization/de-initialization functions #####
mbed_official	235:685d5f11838f	85	===============================================================================
mbed_official	235:685d5f11838f	86	[..] This section provides functions allowing to:
mbed_official	235:685d5f11838f	87
mbed_official	235:685d5f11838f	88	@endverbatim
mbed_official	235:685d5f11838f	89	* @{
mbed_official	235:685d5f11838f	90	*/
mbed_official	235:685d5f11838f	91
mbed_official	235:685d5f11838f	92	/**
mbed_official	235:685d5f11838f	93	* @brief Initializes the USB Core
mbed_official	235:685d5f11838f	94	* @param USBx: USB Instance
mbed_official	235:685d5f11838f	95	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	235:685d5f11838f	96	* the configuration information for the specified USBx peripheral.
mbed_official	235:685d5f11838f	97	* @retval HAL status
mbed_official	235:685d5f11838f	98	*/
mbed_official	235:685d5f11838f	99	HAL_StatusTypeDef USB_CoreInit(USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	235:685d5f11838f	100	{
mbed_official	235:685d5f11838f	101	if (cfg.phy_itface == USB_OTG_ULPI_PHY)
mbed_official	235:685d5f11838f	102	{
mbed_official	235:685d5f11838f	103
mbed_official	235:685d5f11838f	104	USBx->GCCFG &= ~(USB_OTG_GCCFG_PWRDWN);
mbed_official	235:685d5f11838f	105
mbed_official	235:685d5f11838f	106	/* Init The ULPI Interface */
mbed_official	235:685d5f11838f	107	USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_TSDPS \| USB_OTG_GUSBCFG_ULPIFSLS \| USB_OTG_GUSBCFG_PHYSEL);
mbed_official	235:685d5f11838f	108
mbed_official	235:685d5f11838f	109	/* Select vbus source */
mbed_official	235:685d5f11838f	110	USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_ULPIEVBUSD \| USB_OTG_GUSBCFG_ULPIEVBUSI);
mbed_official	235:685d5f11838f	111	if(cfg.use_external_vbus == 1)
mbed_official	235:685d5f11838f	112	{
mbed_official	235:685d5f11838f	113	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_ULPIEVBUSD;
mbed_official	235:685d5f11838f	114	}
mbed_official	235:685d5f11838f	115	/* Reset after a PHY select */
mbed_official	235:685d5f11838f	116	USB_CoreReset(USBx);
mbed_official	235:685d5f11838f	117	}
mbed_official	235:685d5f11838f	118	else /* FS interface (embedded Phy) */
mbed_official	235:685d5f11838f	119	{
mbed_official	235:685d5f11838f	120
mbed_official	235:685d5f11838f	121	/* Select FS Embedded PHY */
mbed_official	235:685d5f11838f	122	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_PHYSEL;
mbed_official	235:685d5f11838f	123
mbed_official	235:685d5f11838f	124	/* Reset after a PHY select and set Host mode */
mbed_official	235:685d5f11838f	125	USB_CoreReset(USBx);
mbed_official	235:685d5f11838f	126
mbed_official	235:685d5f11838f	127	/* Deactivate the power down*/
mbed_official	235:685d5f11838f	128	USBx->GCCFG = USB_OTG_GCCFG_PWRDWN;
mbed_official	235:685d5f11838f	129	}
mbed_official	235:685d5f11838f	130
mbed_official	235:685d5f11838f	131	if(cfg.dma_enable == ENABLE)
mbed_official	235:685d5f11838f	132	{
mbed_official	235:685d5f11838f	133	USBx->GAHBCFG \|= (USB_OTG_GAHBCFG_HBSTLEN_1 \| USB_OTG_GAHBCFG_HBSTLEN_2);
mbed_official	235:685d5f11838f	134	USBx->GAHBCFG \|= USB_OTG_GAHBCFG_DMAEN;
mbed_official	235:685d5f11838f	135	}
mbed_official	235:685d5f11838f	136
mbed_official	235:685d5f11838f	137	return HAL_OK;
mbed_official	235:685d5f11838f	138	}
mbed_official	235:685d5f11838f	139
mbed_official	235:685d5f11838f	140	/**
mbed_official	235:685d5f11838f	141	* @brief USB_EnableGlobalInt
mbed_official	235:685d5f11838f	142	* Enables the controller's Global Int in the AHB Config reg
mbed_official	235:685d5f11838f	143	* @param USBx : Selected device
mbed_official	235:685d5f11838f	144	* @retval HAL status
mbed_official	235:685d5f11838f	145	*/
mbed_official	235:685d5f11838f	146	HAL_StatusTypeDef USB_EnableGlobalInt(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	147	{
mbed_official	235:685d5f11838f	148	USBx->GAHBCFG \|= USB_OTG_GAHBCFG_GINT;
mbed_official	235:685d5f11838f	149	return HAL_OK;
mbed_official	235:685d5f11838f	150	}
mbed_official	235:685d5f11838f	151
mbed_official	235:685d5f11838f	152
mbed_official	235:685d5f11838f	153	/**
mbed_official	235:685d5f11838f	154	* @brief USB_DisableGlobalInt
mbed_official	235:685d5f11838f	155	* Disable the controller's Global Int in the AHB Config reg
mbed_official	235:685d5f11838f	156	* @param USBx : Selected device
mbed_official	235:685d5f11838f	157	* @retval HAL status
mbed_official	235:685d5f11838f	158	*/
mbed_official	235:685d5f11838f	159	HAL_StatusTypeDef USB_DisableGlobalInt(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	160	{
mbed_official	235:685d5f11838f	161	USBx->GAHBCFG &= ~USB_OTG_GAHBCFG_GINT;
mbed_official	235:685d5f11838f	162	return HAL_OK;
mbed_official	235:685d5f11838f	163	}
mbed_official	235:685d5f11838f	164
mbed_official	235:685d5f11838f	165	/**
mbed_official	235:685d5f11838f	166	* @brief USB_SetCurrentMode : Set functional mode
mbed_official	235:685d5f11838f	167	* @param USBx : Selected device
mbed_official	235:685d5f11838f	168	* @param mode : current core mode
mbed_official	235:685d5f11838f	169	* This parameter can be one of the these values:
mbed_official	235:685d5f11838f	170	* @arg USB_OTG_DEVICE_MODE: Peripheral mode mode
mbed_official	235:685d5f11838f	171	* @arg USB_OTG_HOST_MODE: Host mode
mbed_official	235:685d5f11838f	172	* @arg USB_OTG_DRD_MODE: Dual Role Device mode
mbed_official	235:685d5f11838f	173	* @retval HAL status
mbed_official	235:685d5f11838f	174	*/
mbed_official	235:685d5f11838f	175	HAL_StatusTypeDef USB_SetCurrentMode(USB_OTG_GlobalTypeDef *USBx , USB_OTG_ModeTypeDef mode)
mbed_official	235:685d5f11838f	176	{
mbed_official	235:685d5f11838f	177	USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_FHMOD \| USB_OTG_GUSBCFG_FDMOD);
mbed_official	235:685d5f11838f	178
mbed_official	235:685d5f11838f	179	if ( mode == USB_OTG_HOST_MODE)
mbed_official	235:685d5f11838f	180	{
mbed_official	235:685d5f11838f	181	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_FHMOD;
mbed_official	235:685d5f11838f	182	}
mbed_official	235:685d5f11838f	183	else if ( mode == USB_OTG_DEVICE_MODE)
mbed_official	235:685d5f11838f	184	{
mbed_official	235:685d5f11838f	185	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_FDMOD;
mbed_official	235:685d5f11838f	186	}
mbed_official	235:685d5f11838f	187	HAL_Delay(50);
mbed_official	235:685d5f11838f	188
mbed_official	235:685d5f11838f	189	return HAL_OK;
mbed_official	235:685d5f11838f	190	}
mbed_official	235:685d5f11838f	191
mbed_official	235:685d5f11838f	192	/**
mbed_official	235:685d5f11838f	193	* @brief USB_DevInit : Initializes the USB_OTG controller registers
mbed_official	235:685d5f11838f	194	* for device mode
mbed_official	235:685d5f11838f	195	* @param USBx : Selected device
mbed_official	235:685d5f11838f	196	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	235:685d5f11838f	197	* the configuration information for the specified USBx peripheral.
mbed_official	235:685d5f11838f	198	* @retval HAL status
mbed_official	235:685d5f11838f	199	*/
mbed_official	235:685d5f11838f	200	HAL_StatusTypeDef USB_DevInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	235:685d5f11838f	201	{
mbed_official	235:685d5f11838f	202	uint32_t i = 0;
mbed_official	235:685d5f11838f	203
mbed_official	235:685d5f11838f	204	/Activate VBUS Sensing B /
mbed_official	235:685d5f11838f	205	USBx->GCCFG \|= USB_OTG_GCCFG_VBUSBSEN;
mbed_official	235:685d5f11838f	206
mbed_official	235:685d5f11838f	207	if (cfg.vbus_sensing_enable == 0)
mbed_official	235:685d5f11838f	208	{
mbed_official	235:685d5f11838f	209	USBx->GCCFG \|= USB_OTG_GCCFG_NOVBUSSENS;
mbed_official	235:685d5f11838f	210	}
mbed_official	235:685d5f11838f	211
mbed_official	235:685d5f11838f	212	/* Restart the Phy Clock */
mbed_official	235:685d5f11838f	213	USBx_PCGCCTL = 0;
mbed_official	235:685d5f11838f	214
mbed_official	235:685d5f11838f	215	/* Device mode configuration */
mbed_official	235:685d5f11838f	216	USBx_DEVICE->DCFG \|= DCFG_FRAME_INTERVAL_80;
mbed_official	235:685d5f11838f	217
mbed_official	235:685d5f11838f	218	if(cfg.phy_itface == USB_OTG_ULPI_PHY)
mbed_official	235:685d5f11838f	219	{
mbed_official	235:685d5f11838f	220	if(cfg.speed == USB_OTG_SPEED_HIGH)
mbed_official	235:685d5f11838f	221	{
mbed_official	235:685d5f11838f	222	/* Set High speed phy */
mbed_official	235:685d5f11838f	223	USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH);
mbed_official	235:685d5f11838f	224	}
mbed_official	235:685d5f11838f	225	else
mbed_official	235:685d5f11838f	226	{
mbed_official	235:685d5f11838f	227	/* set High speed phy in Full speed mode */
mbed_official	235:685d5f11838f	228	USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH_IN_FULL);
mbed_official	235:685d5f11838f	229	}
mbed_official	235:685d5f11838f	230	}
mbed_official	235:685d5f11838f	231	else
mbed_official	235:685d5f11838f	232	{
mbed_official	235:685d5f11838f	233	/* Set Full speed phy */
mbed_official	235:685d5f11838f	234	USB_SetDevSpeed (USBx , USB_OTG_SPEED_FULL);
mbed_official	235:685d5f11838f	235	}
mbed_official	235:685d5f11838f	236
mbed_official	235:685d5f11838f	237	/* Flush the FIFOs */
mbed_official	235:685d5f11838f	238	USB_FlushTxFifo(USBx , 0x10); /* all Tx FIFOs */
mbed_official	235:685d5f11838f	239	USB_FlushRxFifo(USBx);
mbed_official	235:685d5f11838f	240
mbed_official	235:685d5f11838f	241
mbed_official	235:685d5f11838f	242	/* Clear all pending Device Interrupts */
mbed_official	235:685d5f11838f	243	USBx_DEVICE->DIEPMSK = 0;
mbed_official	235:685d5f11838f	244	USBx_DEVICE->DOEPMSK = 0;
mbed_official	235:685d5f11838f	245	USBx_DEVICE->DAINT = 0xFFFFFFFF;
mbed_official	235:685d5f11838f	246	USBx_DEVICE->DAINTMSK = 0;
mbed_official	235:685d5f11838f	247
mbed_official	235:685d5f11838f	248	for (i = 0; i < cfg.dev_endpoints; i++)
mbed_official	235:685d5f11838f	249	{
mbed_official	235:685d5f11838f	250	if ((USBx_INEP(i)->DIEPCTL & USB_OTG_DIEPCTL_EPENA) == USB_OTG_DIEPCTL_EPENA)
mbed_official	235:685d5f11838f	251	{
mbed_official	235:685d5f11838f	252	USBx_INEP(i)->DIEPCTL = (USB_OTG_DIEPCTL_EPDIS \| USB_OTG_DIEPCTL_SNAK);
mbed_official	235:685d5f11838f	253	}
mbed_official	235:685d5f11838f	254	else
mbed_official	235:685d5f11838f	255	{
mbed_official	235:685d5f11838f	256	USBx_INEP(i)->DIEPCTL = 0;
mbed_official	235:685d5f11838f	257	}
mbed_official	235:685d5f11838f	258
mbed_official	235:685d5f11838f	259	USBx_INEP(i)->DIEPTSIZ = 0;
mbed_official	235:685d5f11838f	260	USBx_INEP(i)->DIEPINT = 0xFF;
mbed_official	235:685d5f11838f	261	}
mbed_official	235:685d5f11838f	262
mbed_official	235:685d5f11838f	263	for (i = 0; i < cfg.dev_endpoints; i++)
mbed_official	235:685d5f11838f	264	{
mbed_official	235:685d5f11838f	265	if ((USBx_OUTEP(i)->DOEPCTL & USB_OTG_DOEPCTL_EPENA) == USB_OTG_DOEPCTL_EPENA)
mbed_official	235:685d5f11838f	266	{
mbed_official	235:685d5f11838f	267	USBx_OUTEP(i)->DOEPCTL = (USB_OTG_DOEPCTL_EPDIS \| USB_OTG_DOEPCTL_SNAK);
mbed_official	235:685d5f11838f	268	}
mbed_official	235:685d5f11838f	269	else
mbed_official	235:685d5f11838f	270	{
mbed_official	235:685d5f11838f	271	USBx_OUTEP(i)->DOEPCTL = 0;
mbed_official	235:685d5f11838f	272	}
mbed_official	235:685d5f11838f	273
mbed_official	235:685d5f11838f	274	USBx_OUTEP(i)->DOEPTSIZ = 0;
mbed_official	235:685d5f11838f	275	USBx_OUTEP(i)->DOEPINT = 0xFF;
mbed_official	235:685d5f11838f	276	}
mbed_official	235:685d5f11838f	277
mbed_official	235:685d5f11838f	278	USBx_DEVICE->DIEPMSK &= ~(USB_OTG_DIEPMSK_TXFURM);
mbed_official	235:685d5f11838f	279
mbed_official	235:685d5f11838f	280	if (cfg.dma_enable == 1)
mbed_official	235:685d5f11838f	281	{
mbed_official	235:685d5f11838f	282	/Set threshold parameters /
mbed_official	235:685d5f11838f	283	USBx_DEVICE->DTHRCTL = (USB_OTG_DTHRCTL_TXTHRLEN_6 \| USB_OTG_DTHRCTL_RXTHRLEN_6);
mbed_official	235:685d5f11838f	284	USBx_DEVICE->DTHRCTL \|= (USB_OTG_DTHRCTL_RXTHREN \| USB_OTG_DTHRCTL_ISOTHREN \| USB_OTG_DTHRCTL_NONISOTHREN);
mbed_official	235:685d5f11838f	285
mbed_official	235:685d5f11838f	286	i= USBx_DEVICE->DTHRCTL;
mbed_official	235:685d5f11838f	287	}
mbed_official	235:685d5f11838f	288
mbed_official	235:685d5f11838f	289	/* Disable all interrupts. */
mbed_official	235:685d5f11838f	290	USBx->GINTMSK = 0;
mbed_official	235:685d5f11838f	291
mbed_official	235:685d5f11838f	292	/* Clear any pending interrupts */
mbed_official	235:685d5f11838f	293	USBx->GINTSTS = 0xBFFFFFFF;
mbed_official	235:685d5f11838f	294
mbed_official	235:685d5f11838f	295	/* Enable the common interrupts */
mbed_official	235:685d5f11838f	296	if (cfg.dma_enable == DISABLE)
mbed_official	235:685d5f11838f	297	{
mbed_official	235:685d5f11838f	298	USBx->GINTMSK \|= USB_OTG_GINTMSK_RXFLVLM;
mbed_official	235:685d5f11838f	299	}
mbed_official	235:685d5f11838f	300
mbed_official	235:685d5f11838f	301	/* Enable interrupts matching to the Device mode ONLY */
mbed_official	235:685d5f11838f	302	USBx->GINTMSK \|= (USB_OTG_GINTMSK_USBSUSPM \| USB_OTG_GINTMSK_USBRST \|\
mbed_official	235:685d5f11838f	303	USB_OTG_GINTMSK_ENUMDNEM \| USB_OTG_GINTMSK_IEPINT \|\
mbed_official	235:685d5f11838f	304	USB_OTG_GINTMSK_OEPINT \| USB_OTG_GINTMSK_IISOIXFRM\|\
mbed_official	235:685d5f11838f	305	USB_OTG_GINTMSK_PXFRM_IISOOXFRM \| USB_OTG_GINTMSK_WUIM);
mbed_official	235:685d5f11838f	306
mbed_official	235:685d5f11838f	307	if(cfg.Sof_enable)
mbed_official	235:685d5f11838f	308	{
mbed_official	235:685d5f11838f	309	USBx->GINTMSK \|= USB_OTG_GINTMSK_SOFM;
mbed_official	235:685d5f11838f	310	}
mbed_official	235:685d5f11838f	311
mbed_official	235:685d5f11838f	312	if (cfg.vbus_sensing_enable == ENABLE)
mbed_official	235:685d5f11838f	313	{
mbed_official	235:685d5f11838f	314	USBx->GINTMSK \|= (USB_OTG_GINTMSK_SRQIM \| USB_OTG_GINTMSK_OTGINT);
mbed_official	235:685d5f11838f	315	}
mbed_official	235:685d5f11838f	316
mbed_official	235:685d5f11838f	317	return HAL_OK;
mbed_official	235:685d5f11838f	318	}
mbed_official	235:685d5f11838f	319
mbed_official	235:685d5f11838f	320
mbed_official	235:685d5f11838f	321	/**
mbed_official	235:685d5f11838f	322	* @brief USB_OTG_FlushTxFifo : Flush a Tx FIFO
mbed_official	235:685d5f11838f	323	* @param USBx : Selected device
mbed_official	235:685d5f11838f	324	* @param num : FIFO number
mbed_official	235:685d5f11838f	325	* This parameter can be a value from 1 to 15
mbed_official	235:685d5f11838f	326	15 means Flush all Tx FIFOs
mbed_official	235:685d5f11838f	327	* @retval HAL status
mbed_official	235:685d5f11838f	328	*/
mbed_official	235:685d5f11838f	329	HAL_StatusTypeDef USB_FlushTxFifo (USB_OTG_GlobalTypeDef *USBx, uint32_t num )
mbed_official	235:685d5f11838f	330	{
mbed_official	235:685d5f11838f	331	uint32_t count = 0;
mbed_official	235:685d5f11838f	332
mbed_official	235:685d5f11838f	333	USBx->GRSTCTL = ( USB_OTG_GRSTCTL_TXFFLSH \|(uint32_t)( num << 5 ));
mbed_official	235:685d5f11838f	334
mbed_official	235:685d5f11838f	335	do
mbed_official	235:685d5f11838f	336	{
mbed_official	235:685d5f11838f	337	if (++count > 200000)
mbed_official	235:685d5f11838f	338	{
mbed_official	235:685d5f11838f	339	return HAL_TIMEOUT;
mbed_official	235:685d5f11838f	340	}
mbed_official	235:685d5f11838f	341	}
mbed_official	235:685d5f11838f	342	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_TXFFLSH) == USB_OTG_GRSTCTL_TXFFLSH);
mbed_official	235:685d5f11838f	343
mbed_official	235:685d5f11838f	344	return HAL_OK;
mbed_official	235:685d5f11838f	345	}
mbed_official	235:685d5f11838f	346
mbed_official	235:685d5f11838f	347
mbed_official	235:685d5f11838f	348	/**
mbed_official	235:685d5f11838f	349	* @brief USB_FlushRxFifo : Flush Rx FIFO
mbed_official	235:685d5f11838f	350	* @param USBx : Selected device
mbed_official	235:685d5f11838f	351	* @retval HAL status
mbed_official	235:685d5f11838f	352	*/
mbed_official	235:685d5f11838f	353	HAL_StatusTypeDef USB_FlushRxFifo(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	354	{
mbed_official	235:685d5f11838f	355	uint32_t count = 0;
mbed_official	235:685d5f11838f	356
mbed_official	235:685d5f11838f	357	USBx->GRSTCTL = USB_OTG_GRSTCTL_RXFFLSH;
mbed_official	235:685d5f11838f	358
mbed_official	235:685d5f11838f	359	do
mbed_official	235:685d5f11838f	360	{
mbed_official	235:685d5f11838f	361	if (++count > 200000)
mbed_official	235:685d5f11838f	362	{
mbed_official	235:685d5f11838f	363	return HAL_TIMEOUT;
mbed_official	235:685d5f11838f	364	}
mbed_official	235:685d5f11838f	365	}
mbed_official	235:685d5f11838f	366	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_RXFFLSH) == USB_OTG_GRSTCTL_RXFFLSH);
mbed_official	235:685d5f11838f	367
mbed_official	235:685d5f11838f	368	return HAL_OK;
mbed_official	235:685d5f11838f	369	}
mbed_official	235:685d5f11838f	370
mbed_official	235:685d5f11838f	371	/**
mbed_official	235:685d5f11838f	372	* @brief USB_SetDevSpeed :Initializes the DevSpd field of DCFG register
mbed_official	235:685d5f11838f	373	* depending the PHY type and the enumeration speed of the device.
mbed_official	235:685d5f11838f	374	* @param USBx : Selected device
mbed_official	235:685d5f11838f	375	* @param speed : device speed
mbed_official	235:685d5f11838f	376	* This parameter can be one of the these values:
mbed_official	235:685d5f11838f	377	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	235:685d5f11838f	378	* @arg USB_OTG_SPEED_HIGH_IN_FULL: High speed core in Full Speed mode
mbed_official	235:685d5f11838f	379	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	235:685d5f11838f	380	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	235:685d5f11838f	381	* @retval Hal status
mbed_official	235:685d5f11838f	382	*/
mbed_official	235:685d5f11838f	383	HAL_StatusTypeDef USB_SetDevSpeed(USB_OTG_GlobalTypeDef *USBx , uint8_t speed)
mbed_official	235:685d5f11838f	384	{
mbed_official	235:685d5f11838f	385	USBx_DEVICE->DCFG \|= speed;
mbed_official	235:685d5f11838f	386	return HAL_OK;
mbed_official	235:685d5f11838f	387	}
mbed_official	235:685d5f11838f	388
mbed_official	235:685d5f11838f	389	/**
mbed_official	235:685d5f11838f	390	* @brief USB_GetDevSpeed :Return the Dev Speed
mbed_official	235:685d5f11838f	391	* @param USBx : Selected device
mbed_official	235:685d5f11838f	392	* @retval speed : device speed
mbed_official	235:685d5f11838f	393	* This parameter can be one of the these values:
mbed_official	235:685d5f11838f	394	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	235:685d5f11838f	395	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	235:685d5f11838f	396	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	235:685d5f11838f	397	*/
mbed_official	235:685d5f11838f	398	uint8_t USB_GetDevSpeed(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	399	{
mbed_official	235:685d5f11838f	400	uint8_t speed = 0;
mbed_official	235:685d5f11838f	401
mbed_official	235:685d5f11838f	402	if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_HS_PHY_30MHZ_OR_60MHZ)
mbed_official	235:685d5f11838f	403	{
mbed_official	235:685d5f11838f	404	speed = USB_OTG_SPEED_HIGH;
mbed_official	235:685d5f11838f	405	}
mbed_official	235:685d5f11838f	406	else if (((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_30MHZ_OR_60MHZ)\|\|
mbed_official	235:685d5f11838f	407	((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_48MHZ))
mbed_official	235:685d5f11838f	408	{
mbed_official	235:685d5f11838f	409	speed = USB_OTG_SPEED_FULL;
mbed_official	235:685d5f11838f	410	}
mbed_official	235:685d5f11838f	411	else if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ)
mbed_official	235:685d5f11838f	412	{
mbed_official	235:685d5f11838f	413	speed = USB_OTG_SPEED_LOW;
mbed_official	235:685d5f11838f	414	}
mbed_official	235:685d5f11838f	415
mbed_official	235:685d5f11838f	416	return speed;
mbed_official	235:685d5f11838f	417	}
mbed_official	235:685d5f11838f	418
mbed_official	235:685d5f11838f	419	/**
mbed_official	235:685d5f11838f	420	* @brief Activate and configure an endpoint
mbed_official	235:685d5f11838f	421	* @param USBx : Selected device
mbed_official	235:685d5f11838f	422	* @param ep: pointer to endpoint structure
mbed_official	235:685d5f11838f	423	* @retval HAL status
mbed_official	235:685d5f11838f	424	*/
mbed_official	235:685d5f11838f	425	HAL_StatusTypeDef USB_ActivateEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	235:685d5f11838f	426	{
mbed_official	235:685d5f11838f	427	if (ep->is_in == 1)
mbed_official	235:685d5f11838f	428	{
mbed_official	235:685d5f11838f	429	USBx_DEVICE->DAINTMSK \|= USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)));
mbed_official	235:685d5f11838f	430
mbed_official	235:685d5f11838f	431	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0)
mbed_official	235:685d5f11838f	432	{
mbed_official	235:685d5f11838f	433	USBx_INEP(ep->num)->DIEPCTL \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	235:685d5f11838f	434	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	235:685d5f11838f	435	}
mbed_official	235:685d5f11838f	436
mbed_official	235:685d5f11838f	437	}
mbed_official	235:685d5f11838f	438	else
mbed_official	235:685d5f11838f	439	{
mbed_official	235:685d5f11838f	440	USBx_DEVICE->DAINTMSK \|= USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16);
mbed_official	235:685d5f11838f	441
mbed_official	235:685d5f11838f	442	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0)
mbed_official	235:685d5f11838f	443	{
mbed_official	235:685d5f11838f	444	USBx_OUTEP(ep->num)->DOEPCTL \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	235:685d5f11838f	445	(USB_OTG_DIEPCTL_SD0PID_SEVNFRM)\| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	235:685d5f11838f	446	}
mbed_official	235:685d5f11838f	447	}
mbed_official	235:685d5f11838f	448	return HAL_OK;
mbed_official	235:685d5f11838f	449	}
mbed_official	235:685d5f11838f	450	/**
mbed_official	235:685d5f11838f	451	* @brief Activate and configure a dedicated endpoint
mbed_official	235:685d5f11838f	452	* @param USBx : Selected device
mbed_official	235:685d5f11838f	453	* @param ep: pointer to endpoint structure
mbed_official	235:685d5f11838f	454	* @retval HAL status
mbed_official	235:685d5f11838f	455	*/
mbed_official	235:685d5f11838f	456	HAL_StatusTypeDef USB_ActivateDedicatedEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	235:685d5f11838f	457	{
mbed_official	235:685d5f11838f	458	static __IO uint32_t debug = 0;
mbed_official	235:685d5f11838f	459
mbed_official	235:685d5f11838f	460	/* Read DEPCTLn register */
mbed_official	235:685d5f11838f	461	if (ep->is_in == 1)
mbed_official	235:685d5f11838f	462	{
mbed_official	235:685d5f11838f	463	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0)
mbed_official	235:685d5f11838f	464	{
mbed_official	235:685d5f11838f	465	USBx_INEP(ep->num)->DIEPCTL \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	235:685d5f11838f	466	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	235:685d5f11838f	467	}
mbed_official	235:685d5f11838f	468
mbed_official	235:685d5f11838f	469
mbed_official	235:685d5f11838f	470	debug \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	235:685d5f11838f	471	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	235:685d5f11838f	472
mbed_official	235:685d5f11838f	473	USBx_DEVICE->DEACHMSK \|= USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)));
mbed_official	235:685d5f11838f	474	}
mbed_official	235:685d5f11838f	475	else
mbed_official	235:685d5f11838f	476	{
mbed_official	235:685d5f11838f	477	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0)
mbed_official	235:685d5f11838f	478	{
mbed_official	235:685d5f11838f	479	USBx_OUTEP(ep->num)->DOEPCTL \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	235:685d5f11838f	480	((ep->num) << 22 ) \| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	235:685d5f11838f	481
mbed_official	235:685d5f11838f	482	debug = (uint32_t)(((uint32_t )USBx) + USB_OTG_OUT_ENDPOINT_BASE + (0)*USB_OTG_EP_REG_SIZE);
mbed_official	235:685d5f11838f	483	debug = (uint32_t )&USBx_OUTEP(ep->num)->DOEPCTL;
mbed_official	235:685d5f11838f	484	debug \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	235:685d5f11838f	485	((ep->num) << 22 ) \| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	235:685d5f11838f	486	}
mbed_official	235:685d5f11838f	487
mbed_official	235:685d5f11838f	488	USBx_DEVICE->DEACHMSK \|= USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16);
mbed_official	235:685d5f11838f	489	}
mbed_official	235:685d5f11838f	490
mbed_official	235:685d5f11838f	491	return HAL_OK;
mbed_official	235:685d5f11838f	492	}
mbed_official	235:685d5f11838f	493	/**
mbed_official	235:685d5f11838f	494	* @brief De-activate and de-initialize an endpoint
mbed_official	235:685d5f11838f	495	* @param USBx : Selected device
mbed_official	235:685d5f11838f	496	* @param ep: pointer to endpoint structure
mbed_official	235:685d5f11838f	497	* @retval HAL status
mbed_official	235:685d5f11838f	498	*/
mbed_official	235:685d5f11838f	499	HAL_StatusTypeDef USB_DeactivateEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	235:685d5f11838f	500	{
mbed_official	235:685d5f11838f	501	/* Read DEPCTLn register */
mbed_official	235:685d5f11838f	502	if (ep->is_in == 1)
mbed_official	235:685d5f11838f	503	{
mbed_official	235:685d5f11838f	504	USBx_DEVICE->DEACHMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	235:685d5f11838f	505	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	235:685d5f11838f	506	USBx_INEP(ep->num)->DIEPCTL &= ~ USB_OTG_DIEPCTL_USBAEP;
mbed_official	235:685d5f11838f	507	}
mbed_official	235:685d5f11838f	508	else
mbed_official	235:685d5f11838f	509	{
mbed_official	235:685d5f11838f	510
mbed_official	235:685d5f11838f	511	USBx_DEVICE->DEACHMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	235:685d5f11838f	512	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	235:685d5f11838f	513	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP;
mbed_official	235:685d5f11838f	514	}
mbed_official	235:685d5f11838f	515	return HAL_OK;
mbed_official	235:685d5f11838f	516	}
mbed_official	235:685d5f11838f	517
mbed_official	235:685d5f11838f	518	/**
mbed_official	235:685d5f11838f	519	* @brief De-activate and de-initialize a dedicated endpoint
mbed_official	235:685d5f11838f	520	* @param USBx : Selected device
mbed_official	235:685d5f11838f	521	* @param ep: pointer to endpoint structure
mbed_official	235:685d5f11838f	522	* @retval HAL status
mbed_official	235:685d5f11838f	523	*/
mbed_official	235:685d5f11838f	524	HAL_StatusTypeDef USB_DeactivateDedicatedEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	235:685d5f11838f	525	{
mbed_official	235:685d5f11838f	526	/* Read DEPCTLn register */
mbed_official	235:685d5f11838f	527	if (ep->is_in == 1)
mbed_official	235:685d5f11838f	528	{
mbed_official	235:685d5f11838f	529	USBx_INEP(ep->num)->DIEPCTL &= ~ USB_OTG_DIEPCTL_USBAEP;
mbed_official	235:685d5f11838f	530	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	235:685d5f11838f	531	}
mbed_official	235:685d5f11838f	532	else
mbed_official	235:685d5f11838f	533	{
mbed_official	235:685d5f11838f	534	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP;
mbed_official	235:685d5f11838f	535	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	235:685d5f11838f	536	}
mbed_official	235:685d5f11838f	537	return HAL_OK;
mbed_official	235:685d5f11838f	538	}
mbed_official	235:685d5f11838f	539
mbed_official	235:685d5f11838f	540	/**
mbed_official	235:685d5f11838f	541	* @brief USB_EPStartXfer : setup and starts a transfer over an EP
mbed_official	235:685d5f11838f	542	* @param USBx : Selected device
mbed_official	235:685d5f11838f	543	* @param ep: pointer to endpoint structure
mbed_official	235:685d5f11838f	544	* @param dma: USB dma enabled or disabled
mbed_official	235:685d5f11838f	545	* This parameter can be one of the these values:
mbed_official	235:685d5f11838f	546	* 0 : DMA feature not used
mbed_official	235:685d5f11838f	547	* 1 : DMA feature used
mbed_official	235:685d5f11838f	548	* @retval HAL status
mbed_official	235:685d5f11838f	549	*/
mbed_official	235:685d5f11838f	550	HAL_StatusTypeDef USB_EPStartXfer(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep, uint8_t dma)
mbed_official	235:685d5f11838f	551	{
mbed_official	235:685d5f11838f	552	uint16_t pktcnt = 0;
mbed_official	235:685d5f11838f	553
mbed_official	235:685d5f11838f	554	/* IN endpoint */
mbed_official	235:685d5f11838f	555	if (ep->is_in == 1)
mbed_official	235:685d5f11838f	556	{
mbed_official	235:685d5f11838f	557	/* Zero Length Packet? */
mbed_official	235:685d5f11838f	558	if (ep->xfer_len == 0)
mbed_official	235:685d5f11838f	559	{
mbed_official	235:685d5f11838f	560	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	235:685d5f11838f	561	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	235:685d5f11838f	562	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	235:685d5f11838f	563	}
mbed_official	235:685d5f11838f	564	else
mbed_official	235:685d5f11838f	565	{
mbed_official	235:685d5f11838f	566	/* Program the transfer size and packet count
mbed_official	235:685d5f11838f	567	* as follows: xfersize = N * maxpacket +
mbed_official	235:685d5f11838f	568	* short_packet pktcnt = N + (short_packet
mbed_official	235:685d5f11838f	569	* exist ? 1 : 0)
mbed_official	235:685d5f11838f	570	*/
mbed_official	235:685d5f11838f	571	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	235:685d5f11838f	572	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	235:685d5f11838f	573	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (((ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket) << 19)) ;
mbed_official	235:685d5f11838f	574	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len);
mbed_official	235:685d5f11838f	575
mbed_official	235:685d5f11838f	576	if (ep->type == EP_TYPE_ISOC)
mbed_official	235:685d5f11838f	577	{
mbed_official	235:685d5f11838f	578	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_MULCNT);
mbed_official	235:685d5f11838f	579	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_MULCNT & (1 << 29));
mbed_official	235:685d5f11838f	580	}
mbed_official	235:685d5f11838f	581	}
mbed_official	235:685d5f11838f	582
mbed_official	235:685d5f11838f	583	if (dma == 1)
mbed_official	235:685d5f11838f	584	{
mbed_official	235:685d5f11838f	585	USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr);
mbed_official	235:685d5f11838f	586	}
mbed_official	235:685d5f11838f	587	else
mbed_official	235:685d5f11838f	588	{
mbed_official	235:685d5f11838f	589	if (ep->type != EP_TYPE_ISOC)
mbed_official	235:685d5f11838f	590	{
mbed_official	235:685d5f11838f	591	/* Enable the Tx FIFO Empty Interrupt for this EP */
mbed_official	235:685d5f11838f	592	if (ep->xfer_len > 0)
mbed_official	235:685d5f11838f	593	{
mbed_official	235:685d5f11838f	594	USBx_DEVICE->DIEPEMPMSK \|= 1 << ep->num;
mbed_official	235:685d5f11838f	595	}
mbed_official	235:685d5f11838f	596	}
mbed_official	235:685d5f11838f	597	}
mbed_official	235:685d5f11838f	598
mbed_official	235:685d5f11838f	599	if (ep->type == EP_TYPE_ISOC)
mbed_official	235:685d5f11838f	600	{
mbed_official	235:685d5f11838f	601	if ((USBx_DEVICE->DSTS & ( 1 << 8 )) == 0)
mbed_official	235:685d5f11838f	602	{
mbed_official	235:685d5f11838f	603	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SODDFRM;
mbed_official	235:685d5f11838f	604	}
mbed_official	235:685d5f11838f	605	else
mbed_official	235:685d5f11838f	606	{
mbed_official	235:685d5f11838f	607	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SD0PID_SEVNFRM;
mbed_official	235:685d5f11838f	608	}
mbed_official	235:685d5f11838f	609	}
mbed_official	235:685d5f11838f	610
mbed_official	235:685d5f11838f	611	/* EP enable, IN data in FIFO */
mbed_official	235:685d5f11838f	612	USBx_INEP(ep->num)->DIEPCTL \|= (USB_OTG_DIEPCTL_CNAK \| USB_OTG_DIEPCTL_EPENA);
mbed_official	235:685d5f11838f	613
mbed_official	235:685d5f11838f	614	if (ep->type == EP_TYPE_ISOC)
mbed_official	235:685d5f11838f	615	{
mbed_official	235:685d5f11838f	616	USB_WritePacket(USBx, ep->xfer_buff, ep->num, ep->xfer_len, dma);
mbed_official	235:685d5f11838f	617	}
mbed_official	235:685d5f11838f	618	}
mbed_official	235:685d5f11838f	619	else /* OUT endpoint */
mbed_official	235:685d5f11838f	620	{
mbed_official	235:685d5f11838f	621	/* Program the transfer size and packet count as follows:
mbed_official	235:685d5f11838f	622	* pktcnt = N
mbed_official	235:685d5f11838f	623	* xfersize = N * maxpacket
mbed_official	235:685d5f11838f	624	*/
mbed_official	235:685d5f11838f	625	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ);
mbed_official	235:685d5f11838f	626	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT);
mbed_official	235:685d5f11838f	627
mbed_official	235:685d5f11838f	628	if (ep->xfer_len == 0)
mbed_official	235:685d5f11838f	629	{
mbed_official	235:685d5f11838f	630	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & ep->maxpacket);
mbed_official	235:685d5f11838f	631	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	235:685d5f11838f	632	}
mbed_official	235:685d5f11838f	633	else
mbed_official	235:685d5f11838f	634	{
mbed_official	235:685d5f11838f	635	pktcnt = (ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket;
mbed_official	235:685d5f11838f	636	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (pktcnt << 19)); ;
mbed_official	235:685d5f11838f	637	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket * pktcnt));
mbed_official	235:685d5f11838f	638	}
mbed_official	235:685d5f11838f	639
mbed_official	235:685d5f11838f	640	if (dma == 1)
mbed_official	235:685d5f11838f	641	{
mbed_official	235:685d5f11838f	642	USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)ep->xfer_buff;
mbed_official	235:685d5f11838f	643	}
mbed_official	235:685d5f11838f	644
mbed_official	235:685d5f11838f	645	if (ep->type == EP_TYPE_ISOC)
mbed_official	235:685d5f11838f	646	{
mbed_official	235:685d5f11838f	647	if ((USBx_DEVICE->DSTS & ( 1 << 8 )) == 0)
mbed_official	235:685d5f11838f	648	{
mbed_official	235:685d5f11838f	649	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SODDFRM;
mbed_official	235:685d5f11838f	650	}
mbed_official	235:685d5f11838f	651	else
mbed_official	235:685d5f11838f	652	{
mbed_official	235:685d5f11838f	653	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SD0PID_SEVNFRM;
mbed_official	235:685d5f11838f	654	}
mbed_official	235:685d5f11838f	655	}
mbed_official	235:685d5f11838f	656	/* EP enable */
mbed_official	235:685d5f11838f	657	USBx_OUTEP(ep->num)->DOEPCTL \|= (USB_OTG_DOEPCTL_CNAK \| USB_OTG_DOEPCTL_EPENA);
mbed_official	235:685d5f11838f	658	}
mbed_official	235:685d5f11838f	659	return HAL_OK;
mbed_official	235:685d5f11838f	660	}
mbed_official	235:685d5f11838f	661
mbed_official	235:685d5f11838f	662	/**
mbed_official	235:685d5f11838f	663	* @brief USB_EP0StartXfer : setup and starts a transfer over the EP 0
mbed_official	235:685d5f11838f	664	* @param USBx : Selected device
mbed_official	235:685d5f11838f	665	* @param ep: pointer to endpoint structure
mbed_official	235:685d5f11838f	666	* @param dma: USB dma enabled or disabled
mbed_official	235:685d5f11838f	667	* This parameter can be one of the these values:
mbed_official	235:685d5f11838f	668	* 0 : DMA feature not used
mbed_official	235:685d5f11838f	669	* 1 : DMA feature used
mbed_official	235:685d5f11838f	670	* @retval HAL status
mbed_official	235:685d5f11838f	671	*/
mbed_official	235:685d5f11838f	672	HAL_StatusTypeDef USB_EP0StartXfer(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep, uint8_t dma)
mbed_official	235:685d5f11838f	673	{
mbed_official	235:685d5f11838f	674	/* IN endpoint */
mbed_official	235:685d5f11838f	675	if (ep->is_in == 1)
mbed_official	235:685d5f11838f	676	{
mbed_official	235:685d5f11838f	677	/* Zero Length Packet? */
mbed_official	235:685d5f11838f	678	if (ep->xfer_len == 0)
mbed_official	235:685d5f11838f	679	{
mbed_official	235:685d5f11838f	680	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	235:685d5f11838f	681	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	235:685d5f11838f	682	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	235:685d5f11838f	683	}
mbed_official	235:685d5f11838f	684	else
mbed_official	235:685d5f11838f	685	{
mbed_official	235:685d5f11838f	686	/* Program the transfer size and packet count
mbed_official	235:685d5f11838f	687	* as follows: xfersize = N * maxpacket +
mbed_official	235:685d5f11838f	688	* short_packet pktcnt = N + (short_packet
mbed_official	235:685d5f11838f	689	* exist ? 1 : 0)
mbed_official	235:685d5f11838f	690	*/
mbed_official	235:685d5f11838f	691	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	235:685d5f11838f	692	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	235:685d5f11838f	693
mbed_official	235:685d5f11838f	694	if(ep->xfer_len > ep->maxpacket)
mbed_official	235:685d5f11838f	695	{
mbed_official	235:685d5f11838f	696	ep->xfer_len = ep->maxpacket;
mbed_official	235:685d5f11838f	697	}
mbed_official	235:685d5f11838f	698	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	235:685d5f11838f	699	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len);
mbed_official	235:685d5f11838f	700
mbed_official	235:685d5f11838f	701	}
mbed_official	235:685d5f11838f	702
mbed_official	235:685d5f11838f	703	if (dma == 1)
mbed_official	235:685d5f11838f	704	{
mbed_official	235:685d5f11838f	705	USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr);
mbed_official	235:685d5f11838f	706	}
mbed_official	235:685d5f11838f	707	else
mbed_official	235:685d5f11838f	708	{
mbed_official	235:685d5f11838f	709	/* Enable the Tx FIFO Empty Interrupt for this EP */
mbed_official	235:685d5f11838f	710	if (ep->xfer_len > 0)
mbed_official	235:685d5f11838f	711	{
mbed_official	235:685d5f11838f	712	USBx_DEVICE->DIEPEMPMSK \|= 1 << (ep->num);
mbed_official	235:685d5f11838f	713	}
mbed_official	235:685d5f11838f	714	}
mbed_official	235:685d5f11838f	715
mbed_official	235:685d5f11838f	716	/* EP enable, IN data in FIFO */
mbed_official	235:685d5f11838f	717	USBx_INEP(ep->num)->DIEPCTL \|= (USB_OTG_DIEPCTL_CNAK \| USB_OTG_DIEPCTL_EPENA);
mbed_official	235:685d5f11838f	718	}
mbed_official	235:685d5f11838f	719	else /* OUT endpoint */
mbed_official	235:685d5f11838f	720	{
mbed_official	235:685d5f11838f	721	/* Program the transfer size and packet count as follows:
mbed_official	235:685d5f11838f	722	* pktcnt = N
mbed_official	235:685d5f11838f	723	* xfersize = N * maxpacket
mbed_official	235:685d5f11838f	724	*/
mbed_official	235:685d5f11838f	725	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ);
mbed_official	235:685d5f11838f	726	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT);
mbed_official	235:685d5f11838f	727
mbed_official	235:685d5f11838f	728	if (ep->xfer_len > 0)
mbed_official	235:685d5f11838f	729	{
mbed_official	235:685d5f11838f	730	ep->xfer_len = ep->maxpacket;
mbed_official	235:685d5f11838f	731	}
mbed_official	235:685d5f11838f	732
mbed_official	235:685d5f11838f	733	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19));
mbed_official	235:685d5f11838f	734	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket));
mbed_official	235:685d5f11838f	735
mbed_official	235:685d5f11838f	736
mbed_official	235:685d5f11838f	737	if (dma == 1)
mbed_official	235:685d5f11838f	738	{
mbed_official	235:685d5f11838f	739	USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)(ep->xfer_buff);
mbed_official	235:685d5f11838f	740	}
mbed_official	235:685d5f11838f	741
mbed_official	235:685d5f11838f	742	/* EP enable */
mbed_official	235:685d5f11838f	743	USBx_OUTEP(ep->num)->DOEPCTL \|= (USB_OTG_DOEPCTL_CNAK \| USB_OTG_DOEPCTL_EPENA);
mbed_official	235:685d5f11838f	744	}
mbed_official	235:685d5f11838f	745	return HAL_OK;
mbed_official	235:685d5f11838f	746	}
mbed_official	235:685d5f11838f	747
mbed_official	235:685d5f11838f	748	/**
mbed_official	235:685d5f11838f	749	* @brief USB_WritePacket : Writes a packet into the Tx FIFO associated
mbed_official	235:685d5f11838f	750	* with the EP/channel
mbed_official	235:685d5f11838f	751	* @param USBx : Selected device
mbed_official	235:685d5f11838f	752	* @param src : pointer to source buffer
mbed_official	235:685d5f11838f	753	* @param ch_ep_num : endpoint or host channel number
mbed_official	235:685d5f11838f	754	* @param len : Number of bytes to write
mbed_official	235:685d5f11838f	755	* @param dma: USB dma enabled or disabled
mbed_official	235:685d5f11838f	756	* This parameter can be one of the these values:
mbed_official	235:685d5f11838f	757	* 0 : DMA feature not used
mbed_official	235:685d5f11838f	758	* 1 : DMA feature used
mbed_official	235:685d5f11838f	759	* @retval HAL status
mbed_official	235:685d5f11838f	760	*/
mbed_official	235:685d5f11838f	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	235:685d5f11838f	762	{
mbed_official	235:685d5f11838f	763	uint32_t count32b= 0 , i= 0;
mbed_official	235:685d5f11838f	764
mbed_official	235:685d5f11838f	765	if (dma == 0)
mbed_official	235:685d5f11838f	766	{
mbed_official	235:685d5f11838f	767	count32b = (len + 3) / 4;
mbed_official	235:685d5f11838f	768	for (i = 0; i < count32b; i++, src += 4)
mbed_official	235:685d5f11838f	769	{
mbed_official	235:685d5f11838f	770	USBx_DFIFO(ch_ep_num) = ((__packed uint32_t )src);
mbed_official	235:685d5f11838f	771	}
mbed_official	235:685d5f11838f	772	}
mbed_official	235:685d5f11838f	773	return HAL_OK;
mbed_official	235:685d5f11838f	774	}
mbed_official	235:685d5f11838f	775
mbed_official	235:685d5f11838f	776	/**
mbed_official	235:685d5f11838f	777	* @brief USB_ReadPacket : read a packet from the Tx FIFO associated
mbed_official	235:685d5f11838f	778	* with the EP/channel
mbed_official	235:685d5f11838f	779	* @param USBx : Selected device
mbed_official	235:685d5f11838f	780	* @param src : source pointer
mbed_official	235:685d5f11838f	781	* @param ch_ep_num : endpoint or host channel number
mbed_official	235:685d5f11838f	782	* @param len : Noumber of bytes to read
mbed_official	235:685d5f11838f	783	* @param dma: USB dma enabled or disabled
mbed_official	235:685d5f11838f	784	* This parameter can be one of the these values:
mbed_official	235:685d5f11838f	785	* 0 : DMA feature not used
mbed_official	235:685d5f11838f	786	* 1 : DMA feature used
mbed_official	235:685d5f11838f	787	* @retval pointer to desctination buffer
mbed_official	235:685d5f11838f	788	*/
mbed_official	235:685d5f11838f	789	void USB_ReadPacket(USB_OTG_GlobalTypeDef USBx, uint8_t *dest, uint16_t len)
mbed_official	235:685d5f11838f	790	{
mbed_official	235:685d5f11838f	791	uint32_t i=0;
mbed_official	235:685d5f11838f	792	uint32_t count32b = (len + 3) / 4;
mbed_official	235:685d5f11838f	793
mbed_official	235:685d5f11838f	794	for ( i = 0; i < count32b; i++, dest += 4 )
mbed_official	235:685d5f11838f	795	{
mbed_official	235:685d5f11838f	796	(__packed uint32_t )dest = USBx_DFIFO(0);
mbed_official	235:685d5f11838f	797
mbed_official	235:685d5f11838f	798	}
mbed_official	235:685d5f11838f	799	return ((void *)dest);
mbed_official	235:685d5f11838f	800	}
mbed_official	235:685d5f11838f	801
mbed_official	235:685d5f11838f	802	/**
mbed_official	235:685d5f11838f	803	* @brief USB_EPSetStall : set a stall condition over an EP
mbed_official	235:685d5f11838f	804	* @param USBx : Selected device
mbed_official	235:685d5f11838f	805	* @param ep: pointer to endpoint structure
mbed_official	235:685d5f11838f	806	* @retval HAL status
mbed_official	235:685d5f11838f	807	*/
mbed_official	235:685d5f11838f	808	HAL_StatusTypeDef USB_EPSetStall(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep)
mbed_official	235:685d5f11838f	809	{
mbed_official	235:685d5f11838f	810	if (ep->is_in == 1)
mbed_official	235:685d5f11838f	811	{
mbed_official	235:685d5f11838f	812	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_EPENA) == 0)
mbed_official	235:685d5f11838f	813	{
mbed_official	235:685d5f11838f	814	USBx_INEP(ep->num)->DIEPCTL &= ~(USB_OTG_DIEPCTL_EPDIS);
mbed_official	235:685d5f11838f	815	}
mbed_official	235:685d5f11838f	816	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_STALL;
mbed_official	235:685d5f11838f	817	}
mbed_official	235:685d5f11838f	818	else
mbed_official	235:685d5f11838f	819	{
mbed_official	235:685d5f11838f	820	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_EPENA) == 0)
mbed_official	235:685d5f11838f	821	{
mbed_official	235:685d5f11838f	822	USBx_OUTEP(ep->num)->DOEPCTL &= ~(USB_OTG_DOEPCTL_EPDIS);
mbed_official	235:685d5f11838f	823	}
mbed_official	235:685d5f11838f	824	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_STALL;
mbed_official	235:685d5f11838f	825	}
mbed_official	235:685d5f11838f	826	return HAL_OK;
mbed_official	235:685d5f11838f	827	}
mbed_official	235:685d5f11838f	828
mbed_official	235:685d5f11838f	829
mbed_official	235:685d5f11838f	830	/**
mbed_official	235:685d5f11838f	831	* @brief USB_EPClearStall : Clear a stall condition over an EP
mbed_official	235:685d5f11838f	832	* @param USBx : Selected device
mbed_official	235:685d5f11838f	833	* @param ep: pointer to endpoint structure
mbed_official	235:685d5f11838f	834	* @retval HAL status
mbed_official	235:685d5f11838f	835	*/
mbed_official	235:685d5f11838f	836	HAL_StatusTypeDef USB_EPClearStall(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	235:685d5f11838f	837	{
mbed_official	235:685d5f11838f	838	if (ep->is_in == 1)
mbed_official	235:685d5f11838f	839	{
mbed_official	235:685d5f11838f	840	USBx_INEP(ep->num)->DIEPCTL &= ~USB_OTG_DIEPCTL_STALL;
mbed_official	235:685d5f11838f	841	if (ep->type == EP_TYPE_INTR \|\| ep->type == EP_TYPE_BULK)
mbed_official	235:685d5f11838f	842	{
mbed_official	235:685d5f11838f	843	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SD0PID_SEVNFRM; /* DATA0 */
mbed_official	235:685d5f11838f	844	}
mbed_official	235:685d5f11838f	845	}
mbed_official	235:685d5f11838f	846	else
mbed_official	235:685d5f11838f	847	{
mbed_official	235:685d5f11838f	848	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_STALL;
mbed_official	235:685d5f11838f	849	if (ep->type == EP_TYPE_INTR \|\| ep->type == EP_TYPE_BULK)
mbed_official	235:685d5f11838f	850	{
mbed_official	235:685d5f11838f	851	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SD0PID_SEVNFRM; /* DATA0 */
mbed_official	235:685d5f11838f	852	}
mbed_official	235:685d5f11838f	853	}
mbed_official	235:685d5f11838f	854	return HAL_OK;
mbed_official	235:685d5f11838f	855	}
mbed_official	235:685d5f11838f	856
mbed_official	235:685d5f11838f	857	/**
mbed_official	235:685d5f11838f	858	* @brief USB_StopDevice : Stop the usb device mode
mbed_official	235:685d5f11838f	859	* @param USBx : Selected device
mbed_official	235:685d5f11838f	860	* @retval HAL status
mbed_official	235:685d5f11838f	861	*/
mbed_official	235:685d5f11838f	862	HAL_StatusTypeDef USB_StopDevice(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	863	{
mbed_official	235:685d5f11838f	864	uint32_t i;
mbed_official	235:685d5f11838f	865
mbed_official	235:685d5f11838f	866	/* Clear Pending interrupt */
mbed_official	235:685d5f11838f	867	for (i = 0; i < 15 ; i++)
mbed_official	235:685d5f11838f	868	{
mbed_official	235:685d5f11838f	869	USBx_INEP(i)->DIEPINT = 0xFF;
mbed_official	235:685d5f11838f	870	USBx_OUTEP(i)->DOEPINT = 0xFF;
mbed_official	235:685d5f11838f	871	}
mbed_official	235:685d5f11838f	872	USBx_DEVICE->DAINT = 0xFFFFFFFF;
mbed_official	235:685d5f11838f	873
mbed_official	235:685d5f11838f	874	/* Clear interrupt masks */
mbed_official	235:685d5f11838f	875	USBx_DEVICE->DIEPMSK = 0;
mbed_official	235:685d5f11838f	876	USBx_DEVICE->DOEPMSK = 0;
mbed_official	235:685d5f11838f	877	USBx_DEVICE->DAINTMSK = 0;
mbed_official	235:685d5f11838f	878
mbed_official	235:685d5f11838f	879	/* Flush the FIFO */
mbed_official	235:685d5f11838f	880	USB_FlushRxFifo(USBx);
mbed_official	235:685d5f11838f	881	USB_FlushTxFifo(USBx , 0x10 );
mbed_official	235:685d5f11838f	882
mbed_official	235:685d5f11838f	883	return HAL_OK;
mbed_official	235:685d5f11838f	884	}
mbed_official	235:685d5f11838f	885
mbed_official	235:685d5f11838f	886	/**
mbed_official	235:685d5f11838f	887	* @brief USB_SetDevAddress : Stop the usb device mode
mbed_official	235:685d5f11838f	888	* @param USBx : Selected device
mbed_official	235:685d5f11838f	889	* @param address : new device address to be assigned
mbed_official	235:685d5f11838f	890	* This parameter can be a value from 0 to 255
mbed_official	235:685d5f11838f	891	* @retval HAL status
mbed_official	235:685d5f11838f	892	*/
mbed_official	235:685d5f11838f	893	HAL_StatusTypeDef USB_SetDevAddress (USB_OTG_GlobalTypeDef *USBx, uint8_t address)
mbed_official	235:685d5f11838f	894	{
mbed_official	235:685d5f11838f	895	USBx_DEVICE->DCFG &= ~ (USB_OTG_DCFG_DAD);
mbed_official	235:685d5f11838f	896	USBx_DEVICE->DCFG \|= (address << 4) & USB_OTG_DCFG_DAD ;
mbed_official	235:685d5f11838f	897
mbed_official	235:685d5f11838f	898	return HAL_OK;
mbed_official	235:685d5f11838f	899	}
mbed_official	235:685d5f11838f	900
mbed_official	235:685d5f11838f	901	/**
mbed_official	235:685d5f11838f	902	* @brief USB_DevConnect : Connect the USB device by enabling the pull-up/pull-down
mbed_official	235:685d5f11838f	903	* @param USBx : Selected device
mbed_official	235:685d5f11838f	904	* @retval HAL status
mbed_official	235:685d5f11838f	905	*/
mbed_official	235:685d5f11838f	906	HAL_StatusTypeDef USB_DevConnect (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	907	{
mbed_official	235:685d5f11838f	908	USBx_DEVICE->DCTL &= ~USB_OTG_DCTL_SDIS ;
mbed_official	235:685d5f11838f	909	HAL_Delay(3);
mbed_official	235:685d5f11838f	910
mbed_official	235:685d5f11838f	911	return HAL_OK;
mbed_official	235:685d5f11838f	912	}
mbed_official	235:685d5f11838f	913
mbed_official	235:685d5f11838f	914	/**
mbed_official	235:685d5f11838f	915	* @brief USB_DevDisconnect : Disconnect the USB device by disabling the pull-up/pull-down
mbed_official	235:685d5f11838f	916	* @param USBx : Selected device
mbed_official	235:685d5f11838f	917	* @retval HAL status
mbed_official	235:685d5f11838f	918	*/
mbed_official	235:685d5f11838f	919	HAL_StatusTypeDef USB_DevDisconnect (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	920	{
mbed_official	235:685d5f11838f	921	USBx_DEVICE->DCTL \|= USB_OTG_DCTL_SDIS ;
mbed_official	235:685d5f11838f	922	HAL_Delay(3);
mbed_official	235:685d5f11838f	923
mbed_official	235:685d5f11838f	924	return HAL_OK;
mbed_official	235:685d5f11838f	925	}
mbed_official	235:685d5f11838f	926
mbed_official	235:685d5f11838f	927	/**
mbed_official	235:685d5f11838f	928	* @brief USB_ReadInterrupts: return the global USB interrupt status
mbed_official	235:685d5f11838f	929	* @param USBx : Selected device
mbed_official	235:685d5f11838f	930	* @retval HAL status
mbed_official	235:685d5f11838f	931	*/
mbed_official	235:685d5f11838f	932	uint32_t USB_ReadInterrupts (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	933	{
mbed_official	235:685d5f11838f	934	uint32_t v = 0;
mbed_official	235:685d5f11838f	935
mbed_official	235:685d5f11838f	936	v = USBx->GINTSTS;
mbed_official	235:685d5f11838f	937	v &= USBx->GINTMSK;
mbed_official	235:685d5f11838f	938	return v;
mbed_official	235:685d5f11838f	939	}
mbed_official	235:685d5f11838f	940
mbed_official	235:685d5f11838f	941	/**
mbed_official	235:685d5f11838f	942	* @brief USB_ReadDevAllOutEpInterrupt: return the USB device OUT endpoints interrupt status
mbed_official	235:685d5f11838f	943	* @param USBx : Selected device
mbed_official	235:685d5f11838f	944	* @retval HAL status
mbed_official	235:685d5f11838f	945	*/
mbed_official	235:685d5f11838f	946	uint32_t USB_ReadDevAllOutEpInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	947	{
mbed_official	235:685d5f11838f	948	uint32_t v;
mbed_official	235:685d5f11838f	949	v = USBx_DEVICE->DAINT;
mbed_official	235:685d5f11838f	950	v &= USBx_DEVICE->DAINTMSK;
mbed_official	235:685d5f11838f	951	return ((v & 0xffff0000) >> 16);
mbed_official	235:685d5f11838f	952	}
mbed_official	235:685d5f11838f	953
mbed_official	235:685d5f11838f	954	/**
mbed_official	235:685d5f11838f	955	* @brief USB_ReadDevAllInEpInterrupt: return the USB device IN endpoints interrupt status
mbed_official	235:685d5f11838f	956	* @param USBx : Selected device
mbed_official	235:685d5f11838f	957	* @retval HAL status
mbed_official	235:685d5f11838f	958	*/
mbed_official	235:685d5f11838f	959	uint32_t USB_ReadDevAllInEpInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	960	{
mbed_official	235:685d5f11838f	961	uint32_t v;
mbed_official	235:685d5f11838f	962	v = USBx_DEVICE->DAINT;
mbed_official	235:685d5f11838f	963	v &= USBx_DEVICE->DAINTMSK;
mbed_official	235:685d5f11838f	964	return ((v & 0xFFFF));
mbed_official	235:685d5f11838f	965	}
mbed_official	235:685d5f11838f	966
mbed_official	235:685d5f11838f	967	/**
mbed_official	235:685d5f11838f	968	* @brief Returns Device OUT EP Interrupt register
mbed_official	235:685d5f11838f	969	* @param USBx : Selected device
mbed_official	235:685d5f11838f	970	* @param epnum : endpoint number
mbed_official	235:685d5f11838f	971	* This parameter can be a value from 0 to 15
mbed_official	235:685d5f11838f	972	* @retval Device OUT EP Interrupt register
mbed_official	235:685d5f11838f	973	*/
mbed_official	235:685d5f11838f	974	uint32_t USB_ReadDevOutEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum)
mbed_official	235:685d5f11838f	975	{
mbed_official	235:685d5f11838f	976	uint32_t v;
mbed_official	235:685d5f11838f	977	v = USBx_OUTEP(epnum)->DOEPINT;
mbed_official	235:685d5f11838f	978	v &= USBx_DEVICE->DOEPMSK;
mbed_official	235:685d5f11838f	979	return v;
mbed_official	235:685d5f11838f	980	}
mbed_official	235:685d5f11838f	981
mbed_official	235:685d5f11838f	982	/**
mbed_official	235:685d5f11838f	983	* @brief Returns Device IN EP Interrupt register
mbed_official	235:685d5f11838f	984	* @param USBx : Selected device
mbed_official	235:685d5f11838f	985	* @param epnum : endpoint number
mbed_official	235:685d5f11838f	986	* This parameter can be a value from 0 to 15
mbed_official	235:685d5f11838f	987	* @retval Device IN EP Interrupt register
mbed_official	235:685d5f11838f	988	*/
mbed_official	235:685d5f11838f	989	uint32_t USB_ReadDevInEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum)
mbed_official	235:685d5f11838f	990	{
mbed_official	235:685d5f11838f	991	uint32_t v, msk, emp;
mbed_official	235:685d5f11838f	992
mbed_official	235:685d5f11838f	993	msk = USBx_DEVICE->DIEPMSK;
mbed_official	235:685d5f11838f	994	emp = USBx_DEVICE->DIEPEMPMSK;
mbed_official	235:685d5f11838f	995	msk \|= ((emp >> epnum) & 0x1) << 7;
mbed_official	235:685d5f11838f	996	v = USBx_INEP(epnum)->DIEPINT & msk;
mbed_official	235:685d5f11838f	997	return v;
mbed_official	235:685d5f11838f	998	}
mbed_official	235:685d5f11838f	999
mbed_official	235:685d5f11838f	1000	/**
mbed_official	235:685d5f11838f	1001	* @brief USB_ClearInterrupts: clear a USB interrupt
mbed_official	235:685d5f11838f	1002	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1003	* @param interrupt : interrupt flag
mbed_official	235:685d5f11838f	1004	* @retval None
mbed_official	235:685d5f11838f	1005	*/
mbed_official	235:685d5f11838f	1006	void USB_ClearInterrupts (USB_OTG_GlobalTypeDef *USBx, uint32_t interrupt)
mbed_official	235:685d5f11838f	1007	{
mbed_official	235:685d5f11838f	1008	USBx->GINTSTS \|= interrupt;
mbed_official	235:685d5f11838f	1009	}
mbed_official	235:685d5f11838f	1010
mbed_official	235:685d5f11838f	1011	/**
mbed_official	235:685d5f11838f	1012	* @brief Returns USB core mode
mbed_official	235:685d5f11838f	1013	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1014	* @retval return core mode : Host or Device
mbed_official	235:685d5f11838f	1015	* This parameter can be one of the these values:
mbed_official	235:685d5f11838f	1016	* 0 : Host
mbed_official	235:685d5f11838f	1017	* 1 : Device
mbed_official	235:685d5f11838f	1018	*/
mbed_official	235:685d5f11838f	1019	uint32_t USB_GetMode(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	1020	{
mbed_official	235:685d5f11838f	1021	return ((USBx->GINTSTS ) & 0x1);
mbed_official	235:685d5f11838f	1022	}
mbed_official	235:685d5f11838f	1023
mbed_official	235:685d5f11838f	1024
mbed_official	235:685d5f11838f	1025	/**
mbed_official	235:685d5f11838f	1026	* @brief Activate EP0 for Setup transactions
mbed_official	235:685d5f11838f	1027	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1028	* @retval HAL status
mbed_official	235:685d5f11838f	1029	*/
mbed_official	235:685d5f11838f	1030	HAL_StatusTypeDef USB_ActivateSetup (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	1031	{
mbed_official	235:685d5f11838f	1032	/* Set the MPS of the IN EP based on the enumeration speed */
mbed_official	235:685d5f11838f	1033	USBx_INEP(0)->DIEPCTL &= ~USB_OTG_DIEPCTL_MPSIZ;
mbed_official	235:685d5f11838f	1034
mbed_official	235:685d5f11838f	1035	if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ)
mbed_official	235:685d5f11838f	1036	{
mbed_official	235:685d5f11838f	1037	USBx_INEP(0)->DIEPCTL \|= 3;
mbed_official	235:685d5f11838f	1038	}
mbed_official	235:685d5f11838f	1039	USBx_DEVICE->DCTL \|= USB_OTG_DCTL_CGINAK;
mbed_official	235:685d5f11838f	1040
mbed_official	235:685d5f11838f	1041	return HAL_OK;
mbed_official	235:685d5f11838f	1042	}
mbed_official	235:685d5f11838f	1043
mbed_official	235:685d5f11838f	1044
mbed_official	235:685d5f11838f	1045	/**
mbed_official	235:685d5f11838f	1046	* @brief Prepare the EP0 to start the first control setup
mbed_official	235:685d5f11838f	1047	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1048	* @param dma: USB dma enabled or disabled
mbed_official	235:685d5f11838f	1049	* This parameter can be one of the these values:
mbed_official	235:685d5f11838f	1050	* 0 : DMA feature not used
mbed_official	235:685d5f11838f	1051	* 1 : DMA feature used
mbed_official	235:685d5f11838f	1052	* @param psetup : pointer to setup packet
mbed_official	235:685d5f11838f	1053	* @retval HAL status
mbed_official	235:685d5f11838f	1054	*/
mbed_official	235:685d5f11838f	1055	HAL_StatusTypeDef USB_EP0_OutStart(USB_OTG_GlobalTypeDef USBx, uint8_t dma, uint8_t psetup)
mbed_official	235:685d5f11838f	1056	{
mbed_official	235:685d5f11838f	1057	USBx_OUTEP(0)->DOEPTSIZ = 0;
mbed_official	235:685d5f11838f	1058	USBx_OUTEP(0)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	235:685d5f11838f	1059	USBx_OUTEP(0)->DOEPTSIZ \|= (3 * 8);
mbed_official	235:685d5f11838f	1060	USBx_OUTEP(0)->DOEPTSIZ \|= USB_OTG_DOEPTSIZ_STUPCNT;
mbed_official	235:685d5f11838f	1061
mbed_official	235:685d5f11838f	1062	if (dma == 1)
mbed_official	235:685d5f11838f	1063	{
mbed_official	235:685d5f11838f	1064	USBx_OUTEP(0)->DOEPDMA = (uint32_t)psetup;
mbed_official	235:685d5f11838f	1065	/* EP enable */
mbed_official	235:685d5f11838f	1066	USBx_OUTEP(0)->DOEPCTL = 0x80008000;
mbed_official	235:685d5f11838f	1067	}
mbed_official	235:685d5f11838f	1068
mbed_official	235:685d5f11838f	1069	return HAL_OK;
mbed_official	235:685d5f11838f	1070	}
mbed_official	235:685d5f11838f	1071
mbed_official	235:685d5f11838f	1072
mbed_official	235:685d5f11838f	1073	/**
mbed_official	235:685d5f11838f	1074	* @brief Reset the USB Core (needed after USB clock settings change)
mbed_official	235:685d5f11838f	1075	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1076	* @retval HAL status
mbed_official	235:685d5f11838f	1077	*/
mbed_official	235:685d5f11838f	1078	static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	1079	{
mbed_official	235:685d5f11838f	1080	uint32_t count = 0;
mbed_official	235:685d5f11838f	1081
mbed_official	235:685d5f11838f	1082	/* Wait for AHB master IDLE state. */
mbed_official	235:685d5f11838f	1083	do
mbed_official	235:685d5f11838f	1084	{
mbed_official	235:685d5f11838f	1085	if (++count > 200000)
mbed_official	235:685d5f11838f	1086	{
mbed_official	235:685d5f11838f	1087	return HAL_TIMEOUT;
mbed_official	235:685d5f11838f	1088	}
mbed_official	235:685d5f11838f	1089	}
mbed_official	235:685d5f11838f	1090	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_AHBIDL) == 0);
mbed_official	235:685d5f11838f	1091
mbed_official	235:685d5f11838f	1092	/* Core Soft Reset */
mbed_official	235:685d5f11838f	1093	count = 0;
mbed_official	235:685d5f11838f	1094	USBx->GRSTCTL \|= USB_OTG_GRSTCTL_CSRST;
mbed_official	235:685d5f11838f	1095
mbed_official	235:685d5f11838f	1096	do
mbed_official	235:685d5f11838f	1097	{
mbed_official	235:685d5f11838f	1098	if (++count > 200000)
mbed_official	235:685d5f11838f	1099	{
mbed_official	235:685d5f11838f	1100	return HAL_TIMEOUT;
mbed_official	235:685d5f11838f	1101	}
mbed_official	235:685d5f11838f	1102	}
mbed_official	235:685d5f11838f	1103	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_CSRST) == USB_OTG_GRSTCTL_CSRST);
mbed_official	235:685d5f11838f	1104
mbed_official	235:685d5f11838f	1105	return HAL_OK;
mbed_official	235:685d5f11838f	1106	}
mbed_official	235:685d5f11838f	1107
mbed_official	235:685d5f11838f	1108
mbed_official	235:685d5f11838f	1109	/**
mbed_official	235:685d5f11838f	1110	* @brief USB_HostInit : Initializes the USB OTG controller registers
mbed_official	235:685d5f11838f	1111	* for Host mode
mbed_official	235:685d5f11838f	1112	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1113	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	235:685d5f11838f	1114	* the configuration information for the specified USBx peripheral.
mbed_official	235:685d5f11838f	1115	* @retval HAL status
mbed_official	235:685d5f11838f	1116	*/
mbed_official	235:685d5f11838f	1117	HAL_StatusTypeDef USB_HostInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	235:685d5f11838f	1118	{
mbed_official	235:685d5f11838f	1119	uint32_t i;
mbed_official	235:685d5f11838f	1120
mbed_official	235:685d5f11838f	1121	/* Restart the Phy Clock */
mbed_official	235:685d5f11838f	1122	USBx_PCGCCTL = 0;
mbed_official	235:685d5f11838f	1123
mbed_official	235:685d5f11838f	1124	/* no VBUS sensing*/
mbed_official	235:685d5f11838f	1125	USBx->GCCFG &=~ (USB_OTG_GCCFG_VBUSASEN);
mbed_official	235:685d5f11838f	1126	USBx->GCCFG &=~ (USB_OTG_GCCFG_VBUSBSEN);
mbed_official	235:685d5f11838f	1127	USBx->GCCFG \|= USB_OTG_GCCFG_NOVBUSSENS;
mbed_official	235:685d5f11838f	1128
mbed_official	235:685d5f11838f	1129	/* Disable the FS/LS support mode only */
mbed_official	235:685d5f11838f	1130	if((cfg.speed == USB_OTG_SPEED_FULL)&&
mbed_official	235:685d5f11838f	1131	(USBx != USB_OTG_FS))
mbed_official	235:685d5f11838f	1132	{
mbed_official	235:685d5f11838f	1133	USBx_HOST->HCFG \|= USB_OTG_HCFG_FSLSS;
mbed_official	235:685d5f11838f	1134	}
mbed_official	235:685d5f11838f	1135	else
mbed_official	235:685d5f11838f	1136	{
mbed_official	235:685d5f11838f	1137	USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSS);
mbed_official	235:685d5f11838f	1138	}
mbed_official	235:685d5f11838f	1139
mbed_official	235:685d5f11838f	1140	/* Make sure the FIFOs are flushed. */
mbed_official	235:685d5f11838f	1141	USB_FlushTxFifo(USBx, 0x10 ); /* all Tx FIFOs */
mbed_official	235:685d5f11838f	1142	USB_FlushRxFifo(USBx);
mbed_official	235:685d5f11838f	1143
mbed_official	235:685d5f11838f	1144	/* Clear all pending HC Interrupts */
mbed_official	235:685d5f11838f	1145	for (i = 0; i < cfg.Host_channels; i++)
mbed_official	235:685d5f11838f	1146	{
mbed_official	235:685d5f11838f	1147	USBx_HC(i)->HCINT = 0xFFFFFFFF;
mbed_official	235:685d5f11838f	1148	USBx_HC(i)->HCINTMSK = 0;
mbed_official	235:685d5f11838f	1149	}
mbed_official	235:685d5f11838f	1150
mbed_official	235:685d5f11838f	1151	/* Enable VBUS driving */
mbed_official	235:685d5f11838f	1152	USB_DriveVbus(USBx, 1);
mbed_official	235:685d5f11838f	1153
mbed_official	235:685d5f11838f	1154	HAL_Delay(200);
mbed_official	235:685d5f11838f	1155
mbed_official	235:685d5f11838f	1156	/* Disable all interrupts. */
mbed_official	235:685d5f11838f	1157	USBx->GINTMSK = 0;
mbed_official	235:685d5f11838f	1158
mbed_official	235:685d5f11838f	1159	/* Clear any pending interrupts */
mbed_official	235:685d5f11838f	1160	USBx->GINTSTS = 0xFFFFFFFF;
mbed_official	235:685d5f11838f	1161
mbed_official	235:685d5f11838f	1162
mbed_official	235:685d5f11838f	1163	if(USBx == USB_OTG_FS)
mbed_official	235:685d5f11838f	1164	{
mbed_official	235:685d5f11838f	1165	/* set Rx FIFO size */
mbed_official	235:685d5f11838f	1166	USBx->GRXFSIZ = (uint32_t )0x80;
mbed_official	235:685d5f11838f	1167	USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x60 << 16)& USB_OTG_NPTXFD) \| 0x80);
mbed_official	235:685d5f11838f	1168	USBx->HPTXFSIZ = (uint32_t )(((0x40 << 16)& USB_OTG_HPTXFSIZ_PTXFD) \| 0xE0);
mbed_official	235:685d5f11838f	1169
mbed_official	235:685d5f11838f	1170	}
mbed_official	235:685d5f11838f	1171
mbed_official	235:685d5f11838f	1172	else
mbed_official	235:685d5f11838f	1173	{
mbed_official	235:685d5f11838f	1174	/* set Rx FIFO size */
mbed_official	235:685d5f11838f	1175	USBx->GRXFSIZ = (uint32_t )0x200;
mbed_official	235:685d5f11838f	1176	USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x100 << 16)& USB_OTG_NPTXFD) \| 0x200);
mbed_official	235:685d5f11838f	1177	USBx->HPTXFSIZ = (uint32_t )(((0xE0 << 16)& USB_OTG_HPTXFSIZ_PTXFD) \| 0x300);
mbed_official	235:685d5f11838f	1178	}
mbed_official	235:685d5f11838f	1179
mbed_official	235:685d5f11838f	1180	/* Enable the common interrupts */
mbed_official	235:685d5f11838f	1181	if (cfg.dma_enable == DISABLE)
mbed_official	235:685d5f11838f	1182	{
mbed_official	235:685d5f11838f	1183	USBx->GINTMSK \|= USB_OTG_GINTMSK_RXFLVLM;
mbed_official	235:685d5f11838f	1184	}
mbed_official	235:685d5f11838f	1185
mbed_official	235:685d5f11838f	1186	/* Enable interrupts matching to the Host mode ONLY */
mbed_official	235:685d5f11838f	1187	USBx->GINTMSK \|= (USB_OTG_GINTMSK_PRTIM \| USB_OTG_GINTMSK_HCIM \|\
mbed_official	235:685d5f11838f	1188	USB_OTG_GINTMSK_SOFM \|USB_OTG_GINTSTS_DISCINT\|\
mbed_official	235:685d5f11838f	1189	USB_OTG_GINTMSK_PXFRM_IISOOXFRM \| USB_OTG_GINTMSK_WUIM);
mbed_official	235:685d5f11838f	1190
mbed_official	235:685d5f11838f	1191	return HAL_OK;
mbed_official	235:685d5f11838f	1192	}
mbed_official	235:685d5f11838f	1193
mbed_official	235:685d5f11838f	1194	/**
mbed_official	235:685d5f11838f	1195	* @brief USB_InitFSLSPClkSel : Initializes the FSLSPClkSel field of the
mbed_official	235:685d5f11838f	1196	* HCFG register on the PHY type and set the right frame interval
mbed_official	235:685d5f11838f	1197	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1198	* @param freq : clock frequency
mbed_official	235:685d5f11838f	1199	* This parameter can be one of the these values:
mbed_official	235:685d5f11838f	1200	* HCFG_48_MHZ : Full Speed 48 MHz Clock
mbed_official	235:685d5f11838f	1201	* HCFG_6_MHZ : Low Speed 6 MHz Clock
mbed_official	235:685d5f11838f	1202	* @retval HAL status
mbed_official	235:685d5f11838f	1203	*/
mbed_official	235:685d5f11838f	1204	HAL_StatusTypeDef USB_InitFSLSPClkSel(USB_OTG_GlobalTypeDef *USBx , uint8_t freq)
mbed_official	235:685d5f11838f	1205	{
mbed_official	235:685d5f11838f	1206	USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSPCS);
mbed_official	235:685d5f11838f	1207	USBx_HOST->HCFG \|= (freq & USB_OTG_HCFG_FSLSPCS);
mbed_official	235:685d5f11838f	1208
mbed_official	235:685d5f11838f	1209	if (freq == HCFG_48_MHZ)
mbed_official	235:685d5f11838f	1210	{
mbed_official	235:685d5f11838f	1211	USBx_HOST->HFIR = (uint32_t)48000;
mbed_official	235:685d5f11838f	1212	}
mbed_official	235:685d5f11838f	1213	else if (freq == HCFG_6_MHZ)
mbed_official	235:685d5f11838f	1214	{
mbed_official	235:685d5f11838f	1215	USBx_HOST->HFIR = (uint32_t)6000;
mbed_official	235:685d5f11838f	1216	}
mbed_official	235:685d5f11838f	1217	return HAL_OK;
mbed_official	235:685d5f11838f	1218	}
mbed_official	235:685d5f11838f	1219
mbed_official	235:685d5f11838f	1220	/**
mbed_official	235:685d5f11838f	1221	* @brief USB_OTG_ResetPort : Reset Host Port
mbed_official	235:685d5f11838f	1222	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1223	* @retval HAL status
mbed_official	235:685d5f11838f	1224	* @note : (1)The application must wait at least 10 ms
mbed_official	235:685d5f11838f	1225	* before clearing the reset bit.
mbed_official	235:685d5f11838f	1226	*/
mbed_official	235:685d5f11838f	1227	HAL_StatusTypeDef USB_ResetPort(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	1228	{
mbed_official	235:685d5f11838f	1229	__IO uint32_t hprt0;
mbed_official	235:685d5f11838f	1230
mbed_official	235:685d5f11838f	1231	hprt0 = USBx_HPRT0;
mbed_official	235:685d5f11838f	1232
mbed_official	235:685d5f11838f	1233	hprt0 &= ~(USB_OTG_HPRT_PENA \| USB_OTG_HPRT_PCDET \|\
mbed_official	235:685d5f11838f	1234	USB_OTG_HPRT_PENCHNG \| USB_OTG_HPRT_POCCHNG );
mbed_official	235:685d5f11838f	1235
mbed_official	235:685d5f11838f	1236	USBx_HPRT0 = (USB_OTG_HPRT_PRST \| hprt0);
mbed_official	235:685d5f11838f	1237	HAL_Delay (10); /* See Note #1 */
mbed_official	235:685d5f11838f	1238	USBx_HPRT0 = ((~USB_OTG_HPRT_PRST) & hprt0);
mbed_official	235:685d5f11838f	1239	return HAL_OK;
mbed_official	235:685d5f11838f	1240	}
mbed_official	235:685d5f11838f	1241
mbed_official	235:685d5f11838f	1242	/**
mbed_official	235:685d5f11838f	1243	* @brief USB_DriveVbus : activate or de-activate vbus
mbed_official	235:685d5f11838f	1244	* @param state : VBUS state
mbed_official	235:685d5f11838f	1245	* This parameter can be one of the these values:
mbed_official	235:685d5f11838f	1246	* 0 : VBUS Active
mbed_official	235:685d5f11838f	1247	* 1 : VBUS Inactive
mbed_official	235:685d5f11838f	1248	* @retval HAL status
mbed_official	235:685d5f11838f	1249	*/
mbed_official	235:685d5f11838f	1250	HAL_StatusTypeDef USB_DriveVbus (USB_OTG_GlobalTypeDef *USBx, uint8_t state)
mbed_official	235:685d5f11838f	1251	{
mbed_official	235:685d5f11838f	1252	__IO uint32_t hprt0;
mbed_official	235:685d5f11838f	1253
mbed_official	235:685d5f11838f	1254	hprt0 = USBx_HPRT0;
mbed_official	235:685d5f11838f	1255	hprt0 &= ~(USB_OTG_HPRT_PENA \| USB_OTG_HPRT_PCDET \|\
mbed_official	235:685d5f11838f	1256	USB_OTG_HPRT_PENCHNG \| USB_OTG_HPRT_POCCHNG );
mbed_official	235:685d5f11838f	1257
mbed_official	235:685d5f11838f	1258	if (((hprt0 & USB_OTG_HPRT_PPWR) == 0 ) && (state == 1 ))
mbed_official	235:685d5f11838f	1259	{
mbed_official	235:685d5f11838f	1260	USBx_HPRT0 = (USB_OTG_HPRT_PPWR \| hprt0);
mbed_official	235:685d5f11838f	1261	}
mbed_official	235:685d5f11838f	1262	if (((hprt0 & USB_OTG_HPRT_PPWR) == USB_OTG_HPRT_PPWR) && (state == 0 ))
mbed_official	235:685d5f11838f	1263	{
mbed_official	235:685d5f11838f	1264	USBx_HPRT0 = ((~USB_OTG_HPRT_PPWR) & hprt0);
mbed_official	235:685d5f11838f	1265	}
mbed_official	235:685d5f11838f	1266	return HAL_OK;
mbed_official	235:685d5f11838f	1267	}
mbed_official	235:685d5f11838f	1268
mbed_official	235:685d5f11838f	1269	/**
mbed_official	235:685d5f11838f	1270	* @brief Return Host Core speed
mbed_official	235:685d5f11838f	1271	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1272	* @retval speed : Host speed
mbed_official	235:685d5f11838f	1273	* This parameter can be one of the these values:
mbed_official	235:685d5f11838f	1274	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	235:685d5f11838f	1275	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	235:685d5f11838f	1276	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	235:685d5f11838f	1277	*/
mbed_official	235:685d5f11838f	1278	uint32_t USB_GetHostSpeed (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	1279	{
mbed_official	235:685d5f11838f	1280	__IO uint32_t hprt0;
mbed_official	235:685d5f11838f	1281
mbed_official	235:685d5f11838f	1282	hprt0 = USBx_HPRT0;
mbed_official	235:685d5f11838f	1283	return ((hprt0 & USB_OTG_HPRT_PSPD) >> 17);
mbed_official	235:685d5f11838f	1284	}
mbed_official	235:685d5f11838f	1285
mbed_official	235:685d5f11838f	1286	/**
mbed_official	235:685d5f11838f	1287	* @brief Return Host Current Frame number
mbed_official	235:685d5f11838f	1288	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1289	* @retval current frame number
mbed_official	235:685d5f11838f	1290	*/
mbed_official	235:685d5f11838f	1291	uint32_t USB_GetCurrentFrame (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	1292	{
mbed_official	235:685d5f11838f	1293	return (USBx_HOST->HFNUM & USB_OTG_HFNUM_FRNUM);
mbed_official	235:685d5f11838f	1294	}
mbed_official	235:685d5f11838f	1295
mbed_official	235:685d5f11838f	1296	/**
mbed_official	235:685d5f11838f	1297	* @brief Initialize a host channel
mbed_official	235:685d5f11838f	1298	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1299	* @param ch_num : Channel number
mbed_official	235:685d5f11838f	1300	* This parameter can be a value from 1 to 15
mbed_official	235:685d5f11838f	1301	* @param epnum : Endpoint number
mbed_official	235:685d5f11838f	1302	* This parameter can be a value from 1 to 15
mbed_official	235:685d5f11838f	1303	* @param dev_address : Current device address
mbed_official	235:685d5f11838f	1304	* This parameter can be a value from 0 to 255
mbed_official	235:685d5f11838f	1305	* @param speed : Current device speed
mbed_official	235:685d5f11838f	1306	* This parameter can be one of the these values:
mbed_official	235:685d5f11838f	1307	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	235:685d5f11838f	1308	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	235:685d5f11838f	1309	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	235:685d5f11838f	1310	* @param ep_type : Endpoint Type
mbed_official	235:685d5f11838f	1311	* This parameter can be one of the these values:
mbed_official	235:685d5f11838f	1312	* @arg EP_TYPE_CTRL: Control type
mbed_official	235:685d5f11838f	1313	* @arg EP_TYPE_ISOC: Isochrounous type
mbed_official	235:685d5f11838f	1314	* @arg EP_TYPE_BULK: Bulk type
mbed_official	235:685d5f11838f	1315	* @arg EP_TYPE_INTR: Interrupt type
mbed_official	235:685d5f11838f	1316	* @param mps : Max Packet Size
mbed_official	235:685d5f11838f	1317	* This parameter can be a value from 0 to32K
mbed_official	235:685d5f11838f	1318	* @retval HAL state
mbed_official	235:685d5f11838f	1319	*/
mbed_official	235:685d5f11838f	1320	HAL_StatusTypeDef USB_HC_Init(USB_OTG_GlobalTypeDef *USBx,
mbed_official	235:685d5f11838f	1321	uint8_t ch_num,
mbed_official	235:685d5f11838f	1322	uint8_t epnum,
mbed_official	235:685d5f11838f	1323	uint8_t dev_address,
mbed_official	235:685d5f11838f	1324	uint8_t speed,
mbed_official	235:685d5f11838f	1325	uint8_t ep_type,
mbed_official	235:685d5f11838f	1326	uint16_t mps)
mbed_official	235:685d5f11838f	1327	{
mbed_official	235:685d5f11838f	1328
mbed_official	235:685d5f11838f	1329	/* Clear old interrupt conditions for this host channel. */
mbed_official	235:685d5f11838f	1330	USBx_HC(ch_num)->HCINT = 0xFFFFFFFF;
mbed_official	235:685d5f11838f	1331
mbed_official	235:685d5f11838f	1332	/* Enable channel interrupts required for this transfer. */
mbed_official	235:685d5f11838f	1333	switch (ep_type)
mbed_official	235:685d5f11838f	1334	{
mbed_official	235:685d5f11838f	1335	case EP_TYPE_CTRL:
mbed_official	235:685d5f11838f	1336	case EP_TYPE_BULK:
mbed_official	235:685d5f11838f	1337
mbed_official	235:685d5f11838f	1338	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	235:685d5f11838f	1339	USB_OTG_HCINTMSK_STALLM \|\
mbed_official	235:685d5f11838f	1340	USB_OTG_HCINTMSK_TXERRM \|\
mbed_official	235:685d5f11838f	1341	USB_OTG_HCINTMSK_DTERRM \|\
mbed_official	235:685d5f11838f	1342	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	235:685d5f11838f	1343	USB_OTG_HCINTMSK_NAKM ;
mbed_official	235:685d5f11838f	1344
mbed_official	235:685d5f11838f	1345	if (epnum & 0x80)
mbed_official	235:685d5f11838f	1346	{
mbed_official	235:685d5f11838f	1347	USBx_HC(ch_num)->HCINTMSK \|= USB_OTG_HCINTMSK_BBERRM;
mbed_official	235:685d5f11838f	1348	}
mbed_official	235:685d5f11838f	1349	else
mbed_official	235:685d5f11838f	1350	{
mbed_official	235:685d5f11838f	1351	if(USBx != USB_OTG_FS)
mbed_official	235:685d5f11838f	1352	{
mbed_official	235:685d5f11838f	1353	USBx_HC(ch_num)->HCINTMSK \|= (USB_OTG_HCINTMSK_NYET \| USB_OTG_HCINTMSK_ACKM);
mbed_official	235:685d5f11838f	1354	}
mbed_official	235:685d5f11838f	1355	}
mbed_official	235:685d5f11838f	1356	break;
mbed_official	235:685d5f11838f	1357	case EP_TYPE_INTR:
mbed_official	235:685d5f11838f	1358
mbed_official	235:685d5f11838f	1359	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	235:685d5f11838f	1360	USB_OTG_HCINTMSK_STALLM \|\
mbed_official	235:685d5f11838f	1361	USB_OTG_HCINTMSK_TXERRM \|\
mbed_official	235:685d5f11838f	1362	USB_OTG_HCINTMSK_DTERRM \|\
mbed_official	235:685d5f11838f	1363	USB_OTG_HCINTMSK_NAKM \|\
mbed_official	235:685d5f11838f	1364	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	235:685d5f11838f	1365	USB_OTG_HCINTMSK_FRMORM ;
mbed_official	235:685d5f11838f	1366
mbed_official	235:685d5f11838f	1367	if (epnum & 0x80)
mbed_official	235:685d5f11838f	1368	{
mbed_official	235:685d5f11838f	1369	USBx_HC(ch_num)->HCINTMSK \|= USB_OTG_HCINTMSK_BBERRM;
mbed_official	235:685d5f11838f	1370	}
mbed_official	235:685d5f11838f	1371
mbed_official	235:685d5f11838f	1372	break;
mbed_official	235:685d5f11838f	1373	case EP_TYPE_ISOC:
mbed_official	235:685d5f11838f	1374
mbed_official	235:685d5f11838f	1375	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	235:685d5f11838f	1376	USB_OTG_HCINTMSK_ACKM \|\
mbed_official	235:685d5f11838f	1377	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	235:685d5f11838f	1378	USB_OTG_HCINTMSK_FRMORM ;
mbed_official	235:685d5f11838f	1379
mbed_official	235:685d5f11838f	1380	if (epnum & 0x80)
mbed_official	235:685d5f11838f	1381	{
mbed_official	235:685d5f11838f	1382	USBx_HC(ch_num)->HCINTMSK \|= (USB_OTG_HCINTMSK_TXERRM \| USB_OTG_HCINTMSK_BBERRM);
mbed_official	235:685d5f11838f	1383	}
mbed_official	235:685d5f11838f	1384	break;
mbed_official	235:685d5f11838f	1385	}
mbed_official	235:685d5f11838f	1386
mbed_official	235:685d5f11838f	1387	/* Enable the top level host channel interrupt. */
mbed_official	235:685d5f11838f	1388	USBx_HOST->HAINTMSK \|= (1 << ch_num);
mbed_official	235:685d5f11838f	1389
mbed_official	235:685d5f11838f	1390	/* Make sure host channel interrupts are enabled. */
mbed_official	235:685d5f11838f	1391	USBx->GINTMSK \|= USB_OTG_GINTMSK_HCIM;
mbed_official	235:685d5f11838f	1392
mbed_official	235:685d5f11838f	1393	/* Program the HCCHAR register */
mbed_official	235:685d5f11838f	1394	USBx_HC(ch_num)->HCCHAR = (((dev_address << 22) & USB_OTG_HCCHAR_DAD) \|\
mbed_official	235:685d5f11838f	1395	(((epnum & 0x7F)<< 11) & USB_OTG_HCCHAR_EPNUM)\|\
mbed_official	235:685d5f11838f	1396	((((epnum & 0x80) == 0x80)<< 15) & USB_OTG_HCCHAR_EPDIR)\|\
mbed_official	235:685d5f11838f	1397	(((speed == HPRT0_PRTSPD_LOW_SPEED)<< 17) & USB_OTG_HCCHAR_LSDEV)\|\
mbed_official	235:685d5f11838f	1398	((ep_type << 18) & USB_OTG_HCCHAR_EPTYP)\|\
mbed_official	235:685d5f11838f	1399	(mps & USB_OTG_HCCHAR_MPSIZ));
mbed_official	235:685d5f11838f	1400
mbed_official	235:685d5f11838f	1401	if (ep_type == EP_TYPE_INTR)
mbed_official	235:685d5f11838f	1402	{
mbed_official	235:685d5f11838f	1403	USBx_HC(ch_num)->HCCHAR \|= USB_OTG_HCCHAR_ODDFRM ;
mbed_official	235:685d5f11838f	1404	}
mbed_official	235:685d5f11838f	1405
mbed_official	235:685d5f11838f	1406	return HAL_OK;
mbed_official	235:685d5f11838f	1407	}
mbed_official	235:685d5f11838f	1408
mbed_official	235:685d5f11838f	1409	/**
mbed_official	235:685d5f11838f	1410	* @brief Start a transfer over a host channel
mbed_official	235:685d5f11838f	1411	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1412	* @param hc : pointer to host channel structure
mbed_official	235:685d5f11838f	1413	* @param dma: USB dma enabled or disabled
mbed_official	235:685d5f11838f	1414	* This parameter can be one of the these values:
mbed_official	235:685d5f11838f	1415	* 0 : DMA feature not used
mbed_official	235:685d5f11838f	1416	* 1 : DMA feature used
mbed_official	235:685d5f11838f	1417	* @retval HAL state
mbed_official	235:685d5f11838f	1418	*/
mbed_official	235:685d5f11838f	1419	#if defined (__CC_ARM) /!< ARM Compiler /
mbed_official	235:685d5f11838f	1420	#pragma O0
mbed_official	235:685d5f11838f	1421	#elif defined (__GNUC__) /!< GNU Compiler /
mbed_official	235:685d5f11838f	1422	#pragma GCC optimize ("O0")
mbed_official	235:685d5f11838f	1423	#endif /* __CC_ARM */
mbed_official	235:685d5f11838f	1424	HAL_StatusTypeDef USB_HC_StartXfer(USB_OTG_GlobalTypeDef USBx, USB_OTG_HCTypeDef hc, uint8_t dma)
mbed_official	235:685d5f11838f	1425	{
mbed_official	235:685d5f11838f	1426	uint8_t is_oddframe = 0;
mbed_official	235:685d5f11838f	1427	uint16_t len_words = 0;
mbed_official	235:685d5f11838f	1428	uint16_t num_packets = 0;
mbed_official	235:685d5f11838f	1429	uint16_t max_hc_pkt_count = 256;
mbed_official	235:685d5f11838f	1430
mbed_official	235:685d5f11838f	1431	if((USBx != USB_OTG_FS) && (hc->speed == USB_OTG_SPEED_HIGH))
mbed_official	235:685d5f11838f	1432	{
mbed_official	235:685d5f11838f	1433	if((dma == 0) && (hc->do_ping == 1))
mbed_official	235:685d5f11838f	1434	{
mbed_official	235:685d5f11838f	1435	USB_DoPing(USBx, hc->ch_num);
mbed_official	235:685d5f11838f	1436	return HAL_OK;
mbed_official	235:685d5f11838f	1437	}
mbed_official	235:685d5f11838f	1438	else if(dma == 1)
mbed_official	235:685d5f11838f	1439	{
mbed_official	235:685d5f11838f	1440	USBx_HC(hc->ch_num)->HCINTMSK &= ~(USB_OTG_HCINTMSK_NYET \| USB_OTG_HCINTMSK_ACKM);
mbed_official	235:685d5f11838f	1441	hc->do_ping = 0;
mbed_official	235:685d5f11838f	1442	}
mbed_official	235:685d5f11838f	1443	}
mbed_official	235:685d5f11838f	1444
mbed_official	235:685d5f11838f	1445	/* Compute the expected number of packets associated to the transfer */
mbed_official	235:685d5f11838f	1446	if (hc->xfer_len > 0)
mbed_official	235:685d5f11838f	1447	{
mbed_official	235:685d5f11838f	1448	num_packets = (hc->xfer_len + hc->max_packet - 1) / hc->max_packet;
mbed_official	235:685d5f11838f	1449
mbed_official	235:685d5f11838f	1450	if (num_packets > max_hc_pkt_count)
mbed_official	235:685d5f11838f	1451	{
mbed_official	235:685d5f11838f	1452	num_packets = max_hc_pkt_count;
mbed_official	235:685d5f11838f	1453	hc->xfer_len = num_packets * hc->max_packet;
mbed_official	235:685d5f11838f	1454	}
mbed_official	235:685d5f11838f	1455	}
mbed_official	235:685d5f11838f	1456	else
mbed_official	235:685d5f11838f	1457	{
mbed_official	235:685d5f11838f	1458	num_packets = 1;
mbed_official	235:685d5f11838f	1459	}
mbed_official	235:685d5f11838f	1460	if (hc->ep_is_in)
mbed_official	235:685d5f11838f	1461	{
mbed_official	235:685d5f11838f	1462	hc->xfer_len = num_packets * hc->max_packet;
mbed_official	235:685d5f11838f	1463	}
mbed_official	235:685d5f11838f	1464
mbed_official	235:685d5f11838f	1465
mbed_official	235:685d5f11838f	1466
mbed_official	235:685d5f11838f	1467	/* Initialize the HCTSIZn register */
mbed_official	235:685d5f11838f	1468	USBx_HC(hc->ch_num)->HCTSIZ = (((hc->xfer_len) & USB_OTG_HCTSIZ_XFRSIZ)) \|\
mbed_official	235:685d5f11838f	1469	((num_packets << 19) & USB_OTG_HCTSIZ_PKTCNT) \|\
mbed_official	235:685d5f11838f	1470	(((hc->data_pid) << 29) & USB_OTG_HCTSIZ_DPID);
mbed_official	235:685d5f11838f	1471
mbed_official	235:685d5f11838f	1472	if (dma)
mbed_official	235:685d5f11838f	1473	{
mbed_official	235:685d5f11838f	1474	/* xfer_buff MUST be 32-bits aligned */
mbed_official	235:685d5f11838f	1475	USBx_HC(hc->ch_num)->HCDMA = (uint32_t)hc->xfer_buff;
mbed_official	235:685d5f11838f	1476	}
mbed_official	235:685d5f11838f	1477
mbed_official	235:685d5f11838f	1478	is_oddframe = (USBx_HOST->HFNUM & 0x01) ? 0 : 1;
mbed_official	235:685d5f11838f	1479	USBx_HC(hc->ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_ODDFRM;
mbed_official	235:685d5f11838f	1480	USBx_HC(hc->ch_num)->HCCHAR \|= (is_oddframe << 29);
mbed_official	235:685d5f11838f	1481
mbed_official	235:685d5f11838f	1482	/* Set host channel enable */
mbed_official	235:685d5f11838f	1483	USBx_HC(hc->ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHDIS;
mbed_official	235:685d5f11838f	1484	USBx_HC(hc->ch_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1485
mbed_official	235:685d5f11838f	1486	if (dma == 0) /* Slave mode */
mbed_official	235:685d5f11838f	1487	{
mbed_official	235:685d5f11838f	1488	if((hc->ep_is_in == 0) && (hc->xfer_len > 0))
mbed_official	235:685d5f11838f	1489	{
mbed_official	235:685d5f11838f	1490	switch(hc->ep_type)
mbed_official	235:685d5f11838f	1491	{
mbed_official	235:685d5f11838f	1492	/* Non periodic transfer */
mbed_official	235:685d5f11838f	1493	case EP_TYPE_CTRL:
mbed_official	235:685d5f11838f	1494	case EP_TYPE_BULK:
mbed_official	235:685d5f11838f	1495
mbed_official	235:685d5f11838f	1496	len_words = (hc->xfer_len + 3) / 4;
mbed_official	235:685d5f11838f	1497
mbed_official	235:685d5f11838f	1498	/* check if there is enough space in FIFO space */
mbed_official	235:685d5f11838f	1499	if(len_words > (USBx->HNPTXSTS & 0xFFFF))
mbed_official	235:685d5f11838f	1500	{
mbed_official	235:685d5f11838f	1501	/* need to process data in nptxfempty interrupt */
mbed_official	235:685d5f11838f	1502	USBx->GINTMSK \|= USB_OTG_GINTMSK_NPTXFEM;
mbed_official	235:685d5f11838f	1503	}
mbed_official	235:685d5f11838f	1504	break;
mbed_official	235:685d5f11838f	1505	/* Periodic transfer */
mbed_official	235:685d5f11838f	1506	case EP_TYPE_INTR:
mbed_official	235:685d5f11838f	1507	case EP_TYPE_ISOC:
mbed_official	235:685d5f11838f	1508	len_words = (hc->xfer_len + 3) / 4;
mbed_official	235:685d5f11838f	1509	/* check if there is enough space in FIFO space */
mbed_official	235:685d5f11838f	1510	if(len_words > (USBx_HOST->HPTXSTS & 0xFFFF)) /* split the transfer */
mbed_official	235:685d5f11838f	1511	{
mbed_official	235:685d5f11838f	1512	/* need to process data in ptxfempty interrupt */
mbed_official	235:685d5f11838f	1513	USBx->GINTMSK \|= USB_OTG_GINTMSK_PTXFEM;
mbed_official	235:685d5f11838f	1514	}
mbed_official	235:685d5f11838f	1515	break;
mbed_official	235:685d5f11838f	1516
mbed_official	235:685d5f11838f	1517	default:
mbed_official	235:685d5f11838f	1518	break;
mbed_official	235:685d5f11838f	1519	}
mbed_official	235:685d5f11838f	1520
mbed_official	235:685d5f11838f	1521	/* Write packet into the Tx FIFO. */
mbed_official	235:685d5f11838f	1522	USB_WritePacket(USBx, hc->xfer_buff, hc->ch_num, hc->xfer_len, 0);
mbed_official	235:685d5f11838f	1523	}
mbed_official	235:685d5f11838f	1524	}
mbed_official	235:685d5f11838f	1525
mbed_official	235:685d5f11838f	1526	return HAL_OK;
mbed_official	235:685d5f11838f	1527	}
mbed_official	235:685d5f11838f	1528
mbed_official	235:685d5f11838f	1529	/**
mbed_official	235:685d5f11838f	1530	* @brief Read all host channel interrupts status
mbed_official	235:685d5f11838f	1531	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1532	* @retval HAL state
mbed_official	235:685d5f11838f	1533	*/
mbed_official	235:685d5f11838f	1534	uint32_t USB_HC_ReadInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	1535	{
mbed_official	235:685d5f11838f	1536	return ((USBx_HOST->HAINT) & 0xFFFF);
mbed_official	235:685d5f11838f	1537	}
mbed_official	235:685d5f11838f	1538
mbed_official	235:685d5f11838f	1539	/**
mbed_official	235:685d5f11838f	1540	* @brief Halt a host channel
mbed_official	235:685d5f11838f	1541	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1542	* @param hc_num : Host Channel number
mbed_official	235:685d5f11838f	1543	* This parameter can be a value from 1 to 15
mbed_official	235:685d5f11838f	1544	* @retval HAL state
mbed_official	235:685d5f11838f	1545	*/
mbed_official	235:685d5f11838f	1546	HAL_StatusTypeDef USB_HC_Halt(USB_OTG_GlobalTypeDef *USBx , uint8_t hc_num)
mbed_official	235:685d5f11838f	1547	{
mbed_official	235:685d5f11838f	1548	uint32_t count = 0;
mbed_official	235:685d5f11838f	1549
mbed_official	235:685d5f11838f	1550	/* Check for space in the request queue to issue the halt. */
mbed_official	235:685d5f11838f	1551	if (((USBx_HC(hc_num)->HCCHAR) & (HCCHAR_CTRL << 18)) \|\| ((USBx_HC(hc_num)->HCCHAR) & (HCCHAR_BULK << 18)))
mbed_official	235:685d5f11838f	1552	{
mbed_official	235:685d5f11838f	1553	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	235:685d5f11838f	1554
mbed_official	235:685d5f11838f	1555	if ((USBx->HNPTXSTS & 0xFFFF) == 0)
mbed_official	235:685d5f11838f	1556	{
mbed_official	235:685d5f11838f	1557	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1558	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1559	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	235:685d5f11838f	1560	do
mbed_official	235:685d5f11838f	1561	{
mbed_official	235:685d5f11838f	1562	if (++count > 1000)
mbed_official	235:685d5f11838f	1563	{
mbed_official	235:685d5f11838f	1564	break;
mbed_official	235:685d5f11838f	1565	}
mbed_official	235:685d5f11838f	1566	}
mbed_official	235:685d5f11838f	1567	while ((USBx_HC(hc_num)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official	235:685d5f11838f	1568	}
mbed_official	235:685d5f11838f	1569	else
mbed_official	235:685d5f11838f	1570	{
mbed_official	235:685d5f11838f	1571	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1572	}
mbed_official	235:685d5f11838f	1573	}
mbed_official	235:685d5f11838f	1574	else
mbed_official	235:685d5f11838f	1575	{
mbed_official	235:685d5f11838f	1576	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	235:685d5f11838f	1577
mbed_official	235:685d5f11838f	1578	if ((USBx_HOST->HPTXSTS & 0xFFFF) == 0)
mbed_official	235:685d5f11838f	1579	{
mbed_official	235:685d5f11838f	1580	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1581	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1582	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	235:685d5f11838f	1583	do
mbed_official	235:685d5f11838f	1584	{
mbed_official	235:685d5f11838f	1585	if (++count > 1000)
mbed_official	235:685d5f11838f	1586	{
mbed_official	235:685d5f11838f	1587	break;
mbed_official	235:685d5f11838f	1588	}
mbed_official	235:685d5f11838f	1589	}
mbed_official	235:685d5f11838f	1590	while ((USBx_HC(hc_num)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official	235:685d5f11838f	1591	}
mbed_official	235:685d5f11838f	1592	else
mbed_official	235:685d5f11838f	1593	{
mbed_official	235:685d5f11838f	1594	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1595	}
mbed_official	235:685d5f11838f	1596	}
mbed_official	235:685d5f11838f	1597
mbed_official	235:685d5f11838f	1598	return HAL_OK;
mbed_official	235:685d5f11838f	1599	}
mbed_official	235:685d5f11838f	1600
mbed_official	235:685d5f11838f	1601	/**
mbed_official	235:685d5f11838f	1602	* @brief Initiate Do Ping protocol
mbed_official	235:685d5f11838f	1603	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1604	* @param hc_num : Host Channel number
mbed_official	235:685d5f11838f	1605	* This parameter can be a value from 1 to 15
mbed_official	235:685d5f11838f	1606	* @retval HAL state
mbed_official	235:685d5f11838f	1607	*/
mbed_official	235:685d5f11838f	1608	HAL_StatusTypeDef USB_DoPing(USB_OTG_GlobalTypeDef *USBx , uint8_t ch_num)
mbed_official	235:685d5f11838f	1609	{
mbed_official	235:685d5f11838f	1610	uint8_t num_packets = 1;
mbed_official	235:685d5f11838f	1611
mbed_official	235:685d5f11838f	1612	USBx_HC(ch_num)->HCTSIZ = ((num_packets << 19) & USB_OTG_HCTSIZ_PKTCNT) \|\
mbed_official	235:685d5f11838f	1613	USB_OTG_HCTSIZ_DOPING;
mbed_official	235:685d5f11838f	1614
mbed_official	235:685d5f11838f	1615	/* Set host channel enable */
mbed_official	235:685d5f11838f	1616	USBx_HC(ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHDIS;
mbed_official	235:685d5f11838f	1617	USBx_HC(ch_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1618
mbed_official	235:685d5f11838f	1619	return HAL_OK;
mbed_official	235:685d5f11838f	1620	}
mbed_official	235:685d5f11838f	1621
mbed_official	235:685d5f11838f	1622	/**
mbed_official	235:685d5f11838f	1623	* @brief Stop Host Core
mbed_official	235:685d5f11838f	1624	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1625	* @retval HAL state
mbed_official	235:685d5f11838f	1626	*/
mbed_official	235:685d5f11838f	1627	HAL_StatusTypeDef USB_StopHost(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	1628	{
mbed_official	235:685d5f11838f	1629	uint8_t i;
mbed_official	235:685d5f11838f	1630	uint32_t count = 0;
mbed_official	235:685d5f11838f	1631	uint32_t value;
mbed_official	235:685d5f11838f	1632
mbed_official	235:685d5f11838f	1633	USB_DisableGlobalInt(USBx);
mbed_official	235:685d5f11838f	1634
mbed_official	235:685d5f11838f	1635	/* Flush FIFO */
mbed_official	235:685d5f11838f	1636	USB_FlushTxFifo(USBx, 0x10);
mbed_official	235:685d5f11838f	1637	USB_FlushRxFifo(USBx);
mbed_official	235:685d5f11838f	1638
mbed_official	235:685d5f11838f	1639	/* Flush out any leftover queued requests. */
mbed_official	235:685d5f11838f	1640	for (i = 0; i <= 15; i++)
mbed_official	235:685d5f11838f	1641	{
mbed_official	235:685d5f11838f	1642
mbed_official	235:685d5f11838f	1643	value = USBx_HC(i)->HCCHAR ;
mbed_official	235:685d5f11838f	1644	value \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	235:685d5f11838f	1645	value &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1646	value &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	235:685d5f11838f	1647	USBx_HC(i)->HCCHAR = value;
mbed_official	235:685d5f11838f	1648	}
mbed_official	235:685d5f11838f	1649
mbed_official	235:685d5f11838f	1650	/* Halt all channels to put them into a known state. */
mbed_official	235:685d5f11838f	1651	for (i = 0; i <= 15; i++)
mbed_official	235:685d5f11838f	1652	{
mbed_official	235:685d5f11838f	1653
mbed_official	235:685d5f11838f	1654	value = USBx_HC(i)->HCCHAR ;
mbed_official	235:685d5f11838f	1655
mbed_official	235:685d5f11838f	1656	value \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	235:685d5f11838f	1657	value \|= USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1658	value &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	235:685d5f11838f	1659
mbed_official	235:685d5f11838f	1660	USBx_HC(i)->HCCHAR = value;
mbed_official	235:685d5f11838f	1661	do
mbed_official	235:685d5f11838f	1662	{
mbed_official	235:685d5f11838f	1663	if (++count > 1000)
mbed_official	235:685d5f11838f	1664	{
mbed_official	235:685d5f11838f	1665	break;
mbed_official	235:685d5f11838f	1666	}
mbed_official	235:685d5f11838f	1667	}
mbed_official	235:685d5f11838f	1668	while ((USBx_HC(i)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official	235:685d5f11838f	1669	}
mbed_official	235:685d5f11838f	1670
mbed_official	235:685d5f11838f	1671	/* Clear any pending Host interrups */
mbed_official	235:685d5f11838f	1672	USBx_HOST->HAINT = 0xFFFFFFFF;
mbed_official	235:685d5f11838f	1673	USBx->GINTSTS = 0xFFFFFFFF;
mbed_official	235:685d5f11838f	1674	USB_EnableGlobalInt(USBx);
mbed_official	235:685d5f11838f	1675	return HAL_OK;
mbed_official	235:685d5f11838f	1676	}
mbed_official	235:685d5f11838f	1677	/**
mbed_official	235:685d5f11838f	1678	* @}
mbed_official	235:685d5f11838f	1679	*/
mbed_official	235:685d5f11838f	1680
mbed_official	235:685d5f11838f	1681	#endif /* defined (HAL_PCD_MODULE_ENABLED) \|\| defined (HAL_HCD_MODULE_ENABLED) */
mbed_official	235:685d5f11838f	1682
mbed_official	235:685d5f11838f	1683	/**
mbed_official	235:685d5f11838f	1684	* @}
mbed_official	235:685d5f11838f	1685	*/
mbed_official	235:685d5f11838f	1686
mbed_official	235:685d5f11838f	1687	/********************** (C) COPYRIGHT STMicroelectronics *END OF FILE**/