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targets/cmsis/TARGET_STM/TARGET_NUCLEO_F401RE/stm32f4xx_ll_usb.c@87:085cde657901, 2014-02-08 (annotated)

Committer:: mbed_official
Date:: Sat Feb 08 19:45:06 2014 +0000
Revision:: 87:085cde657901
Child:: 106:ced8cbb51063

Synchronized with git revision 9272cdeb45ec7e6077641536509413da8fd2ebc2

Full URL: https://github.com/mbedmicro/mbed/commit/9272cdeb45ec7e6077641536509413da8fd2ebc2/

Add NUCLEO_F401RE, improvements

Who changed what in which revision?

User	Revision	Line number	New contents of line
mbed_official	87:085cde657901	1	/**
mbed_official	87:085cde657901	2	******************************************************************************
mbed_official	87:085cde657901	3	* @file stm32f4xx_ll_usb.c
mbed_official	87:085cde657901	4	* @author MCD Application Team
mbed_official	87:085cde657901	5	* @version V1.0.0RC2
mbed_official	87:085cde657901	6	* @date 04-February-2014
mbed_official	87:085cde657901	7	* @brief USB Low Layer HAL module driver.
mbed_official	87:085cde657901	8	*
mbed_official	87:085cde657901	9	* This file provides firmware functions to manage the following
mbed_official	87:085cde657901	10	* functionalities of the USB Peripheral Controller:
mbed_official	87:085cde657901	11	* + Initialization/de-initialization functions
mbed_official	87:085cde657901	12	* + I/O operation functions
mbed_official	87:085cde657901	13	* + Peripheral Control functions
mbed_official	87:085cde657901	14	* + Peripheral State functions
mbed_official	87:085cde657901	15	*
mbed_official	87:085cde657901	16	@verbatim
mbed_official	87:085cde657901	17	==============================================================================
mbed_official	87:085cde657901	18	##### How to use this driver #####
mbed_official	87:085cde657901	19	==============================================================================
mbed_official	87:085cde657901	20	[..]
mbed_official	87:085cde657901	21	(#) Fill parameters of Init structure in USB_OTG_CfgTypeDef structure.
mbed_official	87:085cde657901	22
mbed_official	87:085cde657901	23	(#) Call USB_CoreInit() API to initialize the USB Core peripheral.
mbed_official	87:085cde657901	24
mbed_official	87:085cde657901	25	(#) The upper HAL HCD/PCD driver will call the righ routines for its internal processes.
mbed_official	87:085cde657901	26
mbed_official	87:085cde657901	27	@endverbatim
mbed_official	87:085cde657901	28	******************************************************************************
mbed_official	87:085cde657901	29	* @attention
mbed_official	87:085cde657901	30	*
mbed_official	87:085cde657901	31	* <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
mbed_official	87:085cde657901	32	*
mbed_official	87:085cde657901	33	* Redistribution and use in source and binary forms, with or without modification,
mbed_official	87:085cde657901	34	* are permitted provided that the following conditions are met:
mbed_official	87:085cde657901	35	* 1. Redistributions of source code must retain the above copyright notice,
mbed_official	87:085cde657901	36	* this list of conditions and the following disclaimer.
mbed_official	87:085cde657901	37	* 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official	87:085cde657901	38	* this list of conditions and the following disclaimer in the documentation
mbed_official	87:085cde657901	39	* and/or other materials provided with the distribution.
mbed_official	87:085cde657901	40	* 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official	87:085cde657901	41	* may be used to endorse or promote products derived from this software
mbed_official	87:085cde657901	42	* without specific prior written permission.
mbed_official	87:085cde657901	43	*
mbed_official	87:085cde657901	44	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official	87:085cde657901	45	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official	87:085cde657901	46	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official	87:085cde657901	47	* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official	87:085cde657901	48	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official	87:085cde657901	49	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official	87:085cde657901	50	* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official	87:085cde657901	51	* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official	87:085cde657901	52	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official	87:085cde657901	53	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official	87:085cde657901	54	*
mbed_official	87:085cde657901	55	******************************************************************************
mbed_official	87:085cde657901	56	*/
mbed_official	87:085cde657901	57
mbed_official	87:085cde657901	58	/* Includes ------------------------------------------------------------------*/
mbed_official	87:085cde657901	59	#include "stm32f4xx_hal.h"
mbed_official	87:085cde657901	60
mbed_official	87:085cde657901	61	/** @addtogroup STM32F4xx_LL_USB_DRIVER
mbed_official	87:085cde657901	62	* @{
mbed_official	87:085cde657901	63	*/
mbed_official	87:085cde657901	64
mbed_official	87:085cde657901	65	#if defined (HAL_PCD_MODULE_ENABLED) \|\| defined (HAL_HCD_MODULE_ENABLED)
mbed_official	87:085cde657901	66
mbed_official	87:085cde657901	67	/* Private typedef -----------------------------------------------------------*/
mbed_official	87:085cde657901	68	/* Private define ------------------------------------------------------------*/
mbed_official	87:085cde657901	69	/* Private macro -------------------------------------------------------------*/
mbed_official	87:085cde657901	70	/* Private variables ---------------------------------------------------------*/
mbed_official	87:085cde657901	71	/* Private function prototypes -----------------------------------------------*/
mbed_official	87:085cde657901	72	/* Private functions ---------------------------------------------------------*/
mbed_official	87:085cde657901	73	static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx);
mbed_official	87:085cde657901	74
mbed_official	87:085cde657901	75	/** @defgroup PCD_Private_Functions
mbed_official	87:085cde657901	76	* @{
mbed_official	87:085cde657901	77	*/
mbed_official	87:085cde657901	78
mbed_official	87:085cde657901	79	/** @defgroup LL_USB_Group1 Initialization/de-initialization functions
mbed_official	87:085cde657901	80	* @brief Initialization and Configuration functions
mbed_official	87:085cde657901	81	*
mbed_official	87:085cde657901	82	@verbatim
mbed_official	87:085cde657901	83	===============================================================================
mbed_official	87:085cde657901	84	##### Initialization/de-initialization functions #####
mbed_official	87:085cde657901	85	===============================================================================
mbed_official	87:085cde657901	86	[..] This section provides functions allowing to:
mbed_official	87:085cde657901	87
mbed_official	87:085cde657901	88	@endverbatim
mbed_official	87:085cde657901	89	* @{
mbed_official	87:085cde657901	90	*/
mbed_official	87:085cde657901	91
mbed_official	87:085cde657901	92	/**
mbed_official	87:085cde657901	93	* @brief Initializes the USB Core
mbed_official	87:085cde657901	94	* @param USBx: USB Instance
mbed_official	87:085cde657901	95	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	87:085cde657901	96	* the configuration information for the specified USBx peripheral.
mbed_official	87:085cde657901	97	* @retval HAL status
mbed_official	87:085cde657901	98	*/
mbed_official	87:085cde657901	99	HAL_StatusTypeDef USB_CoreInit(USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	87:085cde657901	100	{
mbed_official	87:085cde657901	101	if (cfg.phy_itface == USB_OTG_ULPI_PHY)
mbed_official	87:085cde657901	102	{
mbed_official	87:085cde657901	103
mbed_official	87:085cde657901	104	USBx->GCCFG &= ~(USB_OTG_GCCFG_PWRDWN);
mbed_official	87:085cde657901	105
mbed_official	87:085cde657901	106	/* Init The ULPI Interface */
mbed_official	87:085cde657901	107	USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_TSDPS \| USB_OTG_GUSBCFG_ULPIFSLS \| USB_OTG_GUSBCFG_PHYSEL);
mbed_official	87:085cde657901	108
mbed_official	87:085cde657901	109	/* Select vbus source */
mbed_official	87:085cde657901	110	USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_ULPIEVBUSD \| USB_OTG_GUSBCFG_ULPIEVBUSI);
mbed_official	87:085cde657901	111	if(cfg.use_external_vbus == 1)
mbed_official	87:085cde657901	112	{
mbed_official	87:085cde657901	113	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_ULPIEVBUSD;
mbed_official	87:085cde657901	114	}
mbed_official	87:085cde657901	115	else
mbed_official	87:085cde657901	116	{
mbed_official	87:085cde657901	117	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_ULPIEVBUSI;
mbed_official	87:085cde657901	118	}
mbed_official	87:085cde657901	119	/* Reset after a PHY select */
mbed_official	87:085cde657901	120	USB_CoreReset(USBx);
mbed_official	87:085cde657901	121	}
mbed_official	87:085cde657901	122	else /* FS interface (embedded Phy) */
mbed_official	87:085cde657901	123	{
mbed_official	87:085cde657901	124
mbed_official	87:085cde657901	125	/* Select FS Embedded PHY */
mbed_official	87:085cde657901	126	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_PHYSEL;
mbed_official	87:085cde657901	127
mbed_official	87:085cde657901	128	/* Reset after a PHY select and set Host mode */
mbed_official	87:085cde657901	129	USB_CoreReset(USBx);
mbed_official	87:085cde657901	130
mbed_official	87:085cde657901	131	/* Deactivate the power down*/
mbed_official	87:085cde657901	132	USBx->GCCFG = USB_OTG_GCCFG_PWRDWN;
mbed_official	87:085cde657901	133
mbed_official	87:085cde657901	134	/Activate VBUS Sensing A & B /
mbed_official	87:085cde657901	135	USBx->GCCFG \|= (USB_OTG_GCCFG_VBUSASEN \| USB_OTG_GCCFG_VBUSBSEN);
mbed_official	87:085cde657901	136
mbed_official	87:085cde657901	137	if (cfg.vbus_sensing_enable == ENABLE)
mbed_official	87:085cde657901	138	{
mbed_official	87:085cde657901	139	USBx->GCCFG \|= USB_OTG_GCCFG_NOVBUSSENS;
mbed_official	87:085cde657901	140	}
mbed_official	87:085cde657901	141	}
mbed_official	87:085cde657901	142	if (cfg.Sof_enable == ENABLE)
mbed_official	87:085cde657901	143	{
mbed_official	87:085cde657901	144	USBx->GCCFG \|= USB_OTG_GCCFG_SOFOUTEN;
mbed_official	87:085cde657901	145	}
mbed_official	87:085cde657901	146
mbed_official	87:085cde657901	147	if(cfg.dma_enable == ENABLE)
mbed_official	87:085cde657901	148	{
mbed_official	87:085cde657901	149	USBx->GAHBCFG \|= (USB_OTG_GAHBCFG_HBSTLEN_1 \| USB_OTG_GAHBCFG_HBSTLEN_2);
mbed_official	87:085cde657901	150	USBx->GAHBCFG \|= USB_OTG_GAHBCFG_DMAEN;
mbed_official	87:085cde657901	151	}
mbed_official	87:085cde657901	152
mbed_official	87:085cde657901	153	return HAL_OK;
mbed_official	87:085cde657901	154	}
mbed_official	87:085cde657901	155
mbed_official	87:085cde657901	156	/**
mbed_official	87:085cde657901	157	* @brief USB_EnableGlobalInt
mbed_official	87:085cde657901	158	* Enables the controller's Global Int in the AHB Config reg
mbed_official	87:085cde657901	159	* @param USBx : Selected device
mbed_official	87:085cde657901	160	* @retval HAL status
mbed_official	87:085cde657901	161	*/
mbed_official	87:085cde657901	162	HAL_StatusTypeDef USB_EnableGlobalInt(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	163	{
mbed_official	87:085cde657901	164	USBx->GAHBCFG \|= USB_OTG_GAHBCFG_GINT;
mbed_official	87:085cde657901	165	return HAL_OK;
mbed_official	87:085cde657901	166	}
mbed_official	87:085cde657901	167
mbed_official	87:085cde657901	168
mbed_official	87:085cde657901	169	/**
mbed_official	87:085cde657901	170	* @brief USB_DisableGlobalInt
mbed_official	87:085cde657901	171	* Disable the controller's Global Int in the AHB Config reg
mbed_official	87:085cde657901	172	* @param USBx : Selected device
mbed_official	87:085cde657901	173	* @retval HAL status
mbed_official	87:085cde657901	174	*/
mbed_official	87:085cde657901	175	HAL_StatusTypeDef USB_DisableGlobalInt(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	176	{
mbed_official	87:085cde657901	177	USBx->GAHBCFG &= ~USB_OTG_GAHBCFG_GINT;
mbed_official	87:085cde657901	178	return HAL_OK;
mbed_official	87:085cde657901	179	}
mbed_official	87:085cde657901	180
mbed_official	87:085cde657901	181	/**
mbed_official	87:085cde657901	182	* @brief USB_SetCurrentMode : Set functional mode
mbed_official	87:085cde657901	183	* @param USBx : Selected device
mbed_official	87:085cde657901	184	* @param mode : current core mode
mbed_official	87:085cde657901	185	* This parameter can be one of the these values:
mbed_official	87:085cde657901	186	* @arg USB_OTG_DEVICE_MODE: Peripheral mode mode
mbed_official	87:085cde657901	187	* @arg USB_OTG_HOST_MODE: Host mode
mbed_official	87:085cde657901	188	* @arg USB_OTG_DRD_MODE: Dual Role Device mode
mbed_official	87:085cde657901	189	* @retval HAL status
mbed_official	87:085cde657901	190	*/
mbed_official	87:085cde657901	191	HAL_StatusTypeDef USB_SetCurrentMode(USB_OTG_GlobalTypeDef *USBx , USB_OTG_ModeTypeDef mode)
mbed_official	87:085cde657901	192	{
mbed_official	87:085cde657901	193	USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_FHMOD \| USB_OTG_GUSBCFG_FDMOD);
mbed_official	87:085cde657901	194
mbed_official	87:085cde657901	195	if ( mode == USB_OTG_HOST_MODE)
mbed_official	87:085cde657901	196	{
mbed_official	87:085cde657901	197	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_FHMOD;
mbed_official	87:085cde657901	198	}
mbed_official	87:085cde657901	199	else if ( mode == USB_OTG_DEVICE_MODE)
mbed_official	87:085cde657901	200	{
mbed_official	87:085cde657901	201	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_FDMOD;
mbed_official	87:085cde657901	202	}
mbed_official	87:085cde657901	203	HAL_Delay(50);
mbed_official	87:085cde657901	204
mbed_official	87:085cde657901	205	return HAL_OK;
mbed_official	87:085cde657901	206	}
mbed_official	87:085cde657901	207
mbed_official	87:085cde657901	208	/**
mbed_official	87:085cde657901	209	* @brief USB_DevInit : Initializes the USB_OTG controller registers
mbed_official	87:085cde657901	210	* for device mode
mbed_official	87:085cde657901	211	* @param USBx : Selected device
mbed_official	87:085cde657901	212	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	87:085cde657901	213	* the configuration information for the specified USBx peripheral.
mbed_official	87:085cde657901	214	* @retval HAL status
mbed_official	87:085cde657901	215	*/
mbed_official	87:085cde657901	216	HAL_StatusTypeDef USB_DevInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	87:085cde657901	217	{
mbed_official	87:085cde657901	218	uint32_t i = 0;
mbed_official	87:085cde657901	219	/* Restart the Phy Clock */
mbed_official	87:085cde657901	220	USBx_PCGCCTL = 0;
mbed_official	87:085cde657901	221
mbed_official	87:085cde657901	222	/* Device mode configuration */
mbed_official	87:085cde657901	223	USBx_DEVICE->DCFG \|= DCFG_FRAME_INTERVAL_80;
mbed_official	87:085cde657901	224
mbed_official	87:085cde657901	225	if(cfg.phy_itface == USB_OTG_ULPI_PHY)
mbed_official	87:085cde657901	226	{
mbed_official	87:085cde657901	227	if(cfg.speed == USB_OTG_SPEED_HIGH)
mbed_official	87:085cde657901	228	{
mbed_official	87:085cde657901	229	/* Set High speed phy */
mbed_official	87:085cde657901	230	USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH);
mbed_official	87:085cde657901	231	}
mbed_official	87:085cde657901	232	else
mbed_official	87:085cde657901	233	{
mbed_official	87:085cde657901	234	/* set High speed phy in Full speed mode */
mbed_official	87:085cde657901	235	USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH_IN_FULL);
mbed_official	87:085cde657901	236	}
mbed_official	87:085cde657901	237	}
mbed_official	87:085cde657901	238	else
mbed_official	87:085cde657901	239	{
mbed_official	87:085cde657901	240	/* Set Full speed phy */
mbed_official	87:085cde657901	241	USB_SetDevSpeed (USBx , USB_OTG_SPEED_FULL);
mbed_official	87:085cde657901	242	}
mbed_official	87:085cde657901	243
mbed_official	87:085cde657901	244	/* Flush the FIFOs */
mbed_official	87:085cde657901	245	USB_FlushTxFifo(USBx , 0x10); /* all Tx FIFOs */
mbed_official	87:085cde657901	246	USB_FlushRxFifo(USBx);
mbed_official	87:085cde657901	247
mbed_official	87:085cde657901	248
mbed_official	87:085cde657901	249	/* Clear all pending Device Interrupts */
mbed_official	87:085cde657901	250	USBx_DEVICE->DIEPMSK = 0;
mbed_official	87:085cde657901	251	USBx_DEVICE->DOEPMSK = 0;
mbed_official	87:085cde657901	252	USBx_DEVICE->DAINT = 0xFFFFFFFF;
mbed_official	87:085cde657901	253	USBx_DEVICE->DAINTMSK = 0;
mbed_official	87:085cde657901	254
mbed_official	87:085cde657901	255	for (i = 0; i < cfg.dev_endpoints; i++)
mbed_official	87:085cde657901	256	{
mbed_official	87:085cde657901	257	if ((USBx_INEP(i)->DIEPCTL & USB_OTG_DIEPCTL_EPENA) == USB_OTG_DIEPCTL_EPENA)
mbed_official	87:085cde657901	258	{
mbed_official	87:085cde657901	259	USBx_INEP(i)->DIEPCTL = (USB_OTG_DIEPCTL_EPDIS \| USB_OTG_DIEPCTL_SNAK);
mbed_official	87:085cde657901	260	}
mbed_official	87:085cde657901	261	else
mbed_official	87:085cde657901	262	{
mbed_official	87:085cde657901	263	USBx_INEP(i)->DIEPCTL = 0;
mbed_official	87:085cde657901	264	}
mbed_official	87:085cde657901	265
mbed_official	87:085cde657901	266	USBx_INEP(i)->DIEPTSIZ = 0;
mbed_official	87:085cde657901	267	USBx_INEP(i)->DIEPINT = 0xFF;
mbed_official	87:085cde657901	268	}
mbed_official	87:085cde657901	269
mbed_official	87:085cde657901	270	for (i = 0; i < cfg.dev_endpoints; i++)
mbed_official	87:085cde657901	271	{
mbed_official	87:085cde657901	272	if ((USBx_OUTEP(i)->DOEPCTL & USB_OTG_DOEPCTL_EPENA) == USB_OTG_DOEPCTL_EPENA)
mbed_official	87:085cde657901	273	{
mbed_official	87:085cde657901	274	USBx_OUTEP(i)->DOEPCTL = (USB_OTG_DOEPCTL_EPDIS \| USB_OTG_DOEPCTL_SNAK);
mbed_official	87:085cde657901	275	}
mbed_official	87:085cde657901	276	else
mbed_official	87:085cde657901	277	{
mbed_official	87:085cde657901	278	USBx_OUTEP(i)->DOEPCTL = 0;
mbed_official	87:085cde657901	279	}
mbed_official	87:085cde657901	280
mbed_official	87:085cde657901	281	USBx_OUTEP(i)->DOEPTSIZ = 0;
mbed_official	87:085cde657901	282	USBx_OUTEP(i)->DOEPINT = 0xFF;
mbed_official	87:085cde657901	283	}
mbed_official	87:085cde657901	284
mbed_official	87:085cde657901	285	USBx_DEVICE->DIEPMSK &= ~(USB_OTG_DIEPMSK_TXFURM);
mbed_official	87:085cde657901	286
mbed_official	87:085cde657901	287	if (cfg.dma_enable == 1)
mbed_official	87:085cde657901	288	{
mbed_official	87:085cde657901	289	/Set threshold parameters /
mbed_official	87:085cde657901	290	USBx_DEVICE->DTHRCTL = (USB_OTG_DTHRCTL_TXTHRLEN_6 \| USB_OTG_DTHRCTL_RXTHRLEN_6);
mbed_official	87:085cde657901	291	USBx_DEVICE->DTHRCTL \|= (USB_OTG_DTHRCTL_RXTHREN \| USB_OTG_DTHRCTL_ISOTHREN \| USB_OTG_DTHRCTL_NONISOTHREN);
mbed_official	87:085cde657901	292
mbed_official	87:085cde657901	293	i= USBx_DEVICE->DTHRCTL;
mbed_official	87:085cde657901	294	}
mbed_official	87:085cde657901	295
mbed_official	87:085cde657901	296	/* Disable all interrupts. */
mbed_official	87:085cde657901	297	USBx->GINTMSK = 0;
mbed_official	87:085cde657901	298
mbed_official	87:085cde657901	299	/* Clear any pending interrupts */
mbed_official	87:085cde657901	300	USBx->GINTSTS = 0xBFFFFFFF;
mbed_official	87:085cde657901	301
mbed_official	87:085cde657901	302	/* Enable the common interrupts */
mbed_official	87:085cde657901	303	if (cfg.dma_enable == DISABLE)
mbed_official	87:085cde657901	304	{
mbed_official	87:085cde657901	305	USBx->GINTMSK \|= USB_OTG_GINTMSK_RXFLVLM;
mbed_official	87:085cde657901	306	}
mbed_official	87:085cde657901	307
mbed_official	87:085cde657901	308	/* Enable interrupts matching to the Device mode ONLY */
mbed_official	87:085cde657901	309	USBx->GINTMSK \|= (USB_OTG_GINTMSK_USBSUSPM \| USB_OTG_GINTMSK_USBRST \|\
mbed_official	87:085cde657901	310	USB_OTG_GINTMSK_ENUMDNEM \| USB_OTG_GINTMSK_IEPINT \|\
mbed_official	87:085cde657901	311	USB_OTG_GINTMSK_OEPINT \| USB_OTG_GINTMSK_SOFM \|\
mbed_official	87:085cde657901	312	USB_OTG_GINTMSK_IISOIXFRM\| USB_OTG_GINTMSK_PXFRM_IISOOXFRM);
mbed_official	87:085cde657901	313
mbed_official	87:085cde657901	314	if (cfg.vbus_sensing_enable == ENABLE)
mbed_official	87:085cde657901	315	{
mbed_official	87:085cde657901	316	USBx->GINTMSK \|= (USB_OTG_GINTMSK_SRQIM \| USB_OTG_GINTMSK_OTGINT);
mbed_official	87:085cde657901	317	}
mbed_official	87:085cde657901	318
mbed_official	87:085cde657901	319	return HAL_OK;
mbed_official	87:085cde657901	320	}
mbed_official	87:085cde657901	321
mbed_official	87:085cde657901	322
mbed_official	87:085cde657901	323	/**
mbed_official	87:085cde657901	324	* @brief USB_OTG_FlushTxFifo : Flush a Tx FIFO
mbed_official	87:085cde657901	325	* @param USBx : Selected device
mbed_official	87:085cde657901	326	* @param num : FIFO number
mbed_official	87:085cde657901	327	* This parameter can be a value from 1 to 15
mbed_official	87:085cde657901	328	15 means Flush all Tx FIFOs
mbed_official	87:085cde657901	329	* @retval HAL status
mbed_official	87:085cde657901	330	*/
mbed_official	87:085cde657901	331	HAL_StatusTypeDef USB_FlushTxFifo (USB_OTG_GlobalTypeDef *USBx, uint32_t num )
mbed_official	87:085cde657901	332	{
mbed_official	87:085cde657901	333	uint32_t count = 0;
mbed_official	87:085cde657901	334
mbed_official	87:085cde657901	335	USBx->GRSTCTL = ( USB_OTG_GRSTCTL_TXFFLSH \|(uint32_t)( num << 5 ));
mbed_official	87:085cde657901	336
mbed_official	87:085cde657901	337	do
mbed_official	87:085cde657901	338	{
mbed_official	87:085cde657901	339	if (++count > 200000)
mbed_official	87:085cde657901	340	{
mbed_official	87:085cde657901	341	break;
mbed_official	87:085cde657901	342	}
mbed_official	87:085cde657901	343	}
mbed_official	87:085cde657901	344	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_TXFFLSH) == USB_OTG_GRSTCTL_TXFFLSH);
mbed_official	87:085cde657901	345	return HAL_OK;
mbed_official	87:085cde657901	346	}
mbed_official	87:085cde657901	347
mbed_official	87:085cde657901	348
mbed_official	87:085cde657901	349	/**
mbed_official	87:085cde657901	350	* @brief USB_FlushRxFifo : Flush Rx FIFO
mbed_official	87:085cde657901	351	* @param USBx : Selected device
mbed_official	87:085cde657901	352	* @retval HAL status
mbed_official	87:085cde657901	353	*/
mbed_official	87:085cde657901	354	HAL_StatusTypeDef USB_FlushRxFifo(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	355	{
mbed_official	87:085cde657901	356	uint32_t count = 0;
mbed_official	87:085cde657901	357
mbed_official	87:085cde657901	358	USBx->GRSTCTL = USB_OTG_GRSTCTL_RXFFLSH;
mbed_official	87:085cde657901	359
mbed_official	87:085cde657901	360	do
mbed_official	87:085cde657901	361	{
mbed_official	87:085cde657901	362	if (++count > 200000)
mbed_official	87:085cde657901	363	{
mbed_official	87:085cde657901	364	break;
mbed_official	87:085cde657901	365	}
mbed_official	87:085cde657901	366	}
mbed_official	87:085cde657901	367	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_RXFFLSH) == USB_OTG_GRSTCTL_RXFFLSH);
mbed_official	87:085cde657901	368	return HAL_OK;
mbed_official	87:085cde657901	369	}
mbed_official	87:085cde657901	370
mbed_official	87:085cde657901	371	/**
mbed_official	87:085cde657901	372	* @brief USB_SetDevSpeed :Initializes the DevSpd field of DCFG register
mbed_official	87:085cde657901	373	* depending the PHY type and the enumeration speed of the device.
mbed_official	87:085cde657901	374	* @param USBx : Selected device
mbed_official	87:085cde657901	375	* @param speed : device speed
mbed_official	87:085cde657901	376	* This parameter can be one of the these values:
mbed_official	87:085cde657901	377	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	87:085cde657901	378	* @arg USB_OTG_SPEED_HIGH_IN_FULL: High speed core in Full Speed mode
mbed_official	87:085cde657901	379	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	87:085cde657901	380	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	87:085cde657901	381	* @retval Hal status
mbed_official	87:085cde657901	382	*/
mbed_official	87:085cde657901	383	HAL_StatusTypeDef USB_SetDevSpeed(USB_OTG_GlobalTypeDef *USBx , uint8_t speed)
mbed_official	87:085cde657901	384	{
mbed_official	87:085cde657901	385	USBx_DEVICE->DCFG \|= speed;
mbed_official	87:085cde657901	386	return HAL_OK;
mbed_official	87:085cde657901	387	}
mbed_official	87:085cde657901	388
mbed_official	87:085cde657901	389	/**
mbed_official	87:085cde657901	390	* @brief USB_GetDevSpeed :Return the Dev Speed
mbed_official	87:085cde657901	391	* @param USBx : Selected device
mbed_official	87:085cde657901	392	* @retval speed : device speed
mbed_official	87:085cde657901	393	* This parameter can be one of the these values:
mbed_official	87:085cde657901	394	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	87:085cde657901	395	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	87:085cde657901	396	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	87:085cde657901	397	*/
mbed_official	87:085cde657901	398	uint8_t USB_GetDevSpeed(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	399	{
mbed_official	87:085cde657901	400	uint8_t speed = 0;
mbed_official	87:085cde657901	401
mbed_official	87:085cde657901	402	if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_HS_PHY_30MHZ_OR_60MHZ)
mbed_official	87:085cde657901	403	{
mbed_official	87:085cde657901	404	speed = USB_OTG_SPEED_HIGH;
mbed_official	87:085cde657901	405	}
mbed_official	87:085cde657901	406	else if (((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_30MHZ_OR_60MHZ)\|\|
mbed_official	87:085cde657901	407	((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_48MHZ))
mbed_official	87:085cde657901	408	{
mbed_official	87:085cde657901	409	speed = USB_OTG_SPEED_FULL;
mbed_official	87:085cde657901	410	}
mbed_official	87:085cde657901	411	else if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ)
mbed_official	87:085cde657901	412	{
mbed_official	87:085cde657901	413	speed = USB_OTG_SPEED_LOW;
mbed_official	87:085cde657901	414	}
mbed_official	87:085cde657901	415
mbed_official	87:085cde657901	416	return speed;
mbed_official	87:085cde657901	417	}
mbed_official	87:085cde657901	418
mbed_official	87:085cde657901	419	/**
mbed_official	87:085cde657901	420	* @brief Activate and configure an endpoint
mbed_official	87:085cde657901	421	* @param USBx : Selected device
mbed_official	87:085cde657901	422	* @param ep: pointer to endpoint structure
mbed_official	87:085cde657901	423	* @retval HAL status
mbed_official	87:085cde657901	424	*/
mbed_official	87:085cde657901	425	HAL_StatusTypeDef USB_ActivateEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	87:085cde657901	426	{
mbed_official	87:085cde657901	427	if (ep->is_in == 1)
mbed_official	87:085cde657901	428	{
mbed_official	87:085cde657901	429	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0)
mbed_official	87:085cde657901	430	{
mbed_official	87:085cde657901	431	USBx_INEP(ep->num)->DIEPCTL \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	87:085cde657901	432	((ep->num + 1) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	87:085cde657901	433	}
mbed_official	87:085cde657901	434	USBx_DEVICE->DAINTMSK \|= USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)));
mbed_official	87:085cde657901	435	}
mbed_official	87:085cde657901	436	else
mbed_official	87:085cde657901	437	{
mbed_official	87:085cde657901	438	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0)
mbed_official	87:085cde657901	439	{
mbed_official	87:085cde657901	440	USBx_OUTEP(ep->num)->DOEPCTL \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	87:085cde657901	441	((ep->num + 1) << 22 ) \| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	87:085cde657901	442	}
mbed_official	87:085cde657901	443
mbed_official	87:085cde657901	444	USBx_DEVICE->DAINTMSK \|= USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16);
mbed_official	87:085cde657901	445	}
mbed_official	87:085cde657901	446	return HAL_OK;
mbed_official	87:085cde657901	447	}
mbed_official	87:085cde657901	448	/**
mbed_official	87:085cde657901	449	* @brief Activate and configure a dedicated endpoint
mbed_official	87:085cde657901	450	* @param USBx : Selected device
mbed_official	87:085cde657901	451	* @param ep: pointer to endpoint structure
mbed_official	87:085cde657901	452	* @retval HAL status
mbed_official	87:085cde657901	453	*/
mbed_official	87:085cde657901	454	HAL_StatusTypeDef USB_ActivateDedicatedEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	87:085cde657901	455	{
mbed_official	87:085cde657901	456	static __IO uint32_t debug = 0;
mbed_official	87:085cde657901	457
mbed_official	87:085cde657901	458	/* Read DEPCTLn register */
mbed_official	87:085cde657901	459	if (ep->is_in == 1)
mbed_official	87:085cde657901	460	{
mbed_official	87:085cde657901	461	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0)
mbed_official	87:085cde657901	462	{
mbed_official	87:085cde657901	463	USBx_INEP(ep->num)->DIEPCTL \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	87:085cde657901	464	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	87:085cde657901	465	}
mbed_official	87:085cde657901	466
mbed_official	87:085cde657901	467
mbed_official	87:085cde657901	468	debug \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	87:085cde657901	469	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	87:085cde657901	470
mbed_official	87:085cde657901	471	USBx_DEVICE->DEACHMSK \|= USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)));
mbed_official	87:085cde657901	472	}
mbed_official	87:085cde657901	473	else
mbed_official	87:085cde657901	474	{
mbed_official	87:085cde657901	475	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0)
mbed_official	87:085cde657901	476	{
mbed_official	87:085cde657901	477	USBx_OUTEP(ep->num)->DOEPCTL \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	87:085cde657901	478	((ep->num) << 22 ) \| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	87:085cde657901	479
mbed_official	87:085cde657901	480	debug = (uint32_t)(((uint32_t )USBx) + USB_OTG_OUT_ENDPOINT_BASE + (0)*USB_OTG_EP_REG_SIZE);
mbed_official	87:085cde657901	481	debug = (uint32_t )&USBx_OUTEP(ep->num)->DOEPCTL;
mbed_official	87:085cde657901	482	debug \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	87:085cde657901	483	((ep->num) << 22 ) \| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	87:085cde657901	484	}
mbed_official	87:085cde657901	485
mbed_official	87:085cde657901	486	USBx_DEVICE->DEACHMSK \|= USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16);
mbed_official	87:085cde657901	487	}
mbed_official	87:085cde657901	488
mbed_official	87:085cde657901	489	return HAL_OK;
mbed_official	87:085cde657901	490	}
mbed_official	87:085cde657901	491	/**
mbed_official	87:085cde657901	492	* @brief De-activate and de-initialize an endpoint
mbed_official	87:085cde657901	493	* @param USBx : Selected device
mbed_official	87:085cde657901	494	* @param ep: pointer to endpoint structure
mbed_official	87:085cde657901	495	* @retval HAL status
mbed_official	87:085cde657901	496	*/
mbed_official	87:085cde657901	497	HAL_StatusTypeDef USB_DeactivateEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	87:085cde657901	498	{
mbed_official	87:085cde657901	499	/* Read DEPCTLn register */
mbed_official	87:085cde657901	500	if (ep->is_in == 1)
mbed_official	87:085cde657901	501	{
mbed_official	87:085cde657901	502	USBx_INEP(ep->num)->DIEPCTL &= ~ USB_OTG_DIEPCTL_USBAEP;
mbed_official	87:085cde657901	503	USBx_DEVICE->DEACHMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	87:085cde657901	504	}
mbed_official	87:085cde657901	505	else
mbed_official	87:085cde657901	506	{
mbed_official	87:085cde657901	507	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP;
mbed_official	87:085cde657901	508	USBx_DEVICE->DEACHMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	87:085cde657901	509	}
mbed_official	87:085cde657901	510	return HAL_OK;
mbed_official	87:085cde657901	511	}
mbed_official	87:085cde657901	512
mbed_official	87:085cde657901	513	/**
mbed_official	87:085cde657901	514	* @brief De-activate and de-initialize a dedicated endpoint
mbed_official	87:085cde657901	515	* @param USBx : Selected device
mbed_official	87:085cde657901	516	* @param ep: pointer to endpoint structure
mbed_official	87:085cde657901	517	* @retval HAL status
mbed_official	87:085cde657901	518	*/
mbed_official	87:085cde657901	519	HAL_StatusTypeDef USB_DeactivateDedicatedEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	87:085cde657901	520	{
mbed_official	87:085cde657901	521	/* Read DEPCTLn register */
mbed_official	87:085cde657901	522	if (ep->is_in == 1)
mbed_official	87:085cde657901	523	{
mbed_official	87:085cde657901	524	USBx_INEP(ep->num)->DIEPCTL &= ~ USB_OTG_DIEPCTL_USBAEP;
mbed_official	87:085cde657901	525	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	87:085cde657901	526	}
mbed_official	87:085cde657901	527	else
mbed_official	87:085cde657901	528	{
mbed_official	87:085cde657901	529	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP;
mbed_official	87:085cde657901	530	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	87:085cde657901	531	}
mbed_official	87:085cde657901	532	return HAL_OK;
mbed_official	87:085cde657901	533	}
mbed_official	87:085cde657901	534
mbed_official	87:085cde657901	535	/**
mbed_official	87:085cde657901	536	* @brief USB_EPStartXfer : setup and starts a transfer over an EP
mbed_official	87:085cde657901	537	* @param USBx : Selected device
mbed_official	87:085cde657901	538	* @param ep: pointer to endpoint structure
mbed_official	87:085cde657901	539	* @param dma: USB dma enabled or disabled
mbed_official	87:085cde657901	540	* This parameter can be one of the these values:
mbed_official	87:085cde657901	541	* 0 : DMA feature not used
mbed_official	87:085cde657901	542	* 1 : DMA feature used
mbed_official	87:085cde657901	543	* @retval HAL status
mbed_official	87:085cde657901	544	*/
mbed_official	87:085cde657901	545	HAL_StatusTypeDef USB_EPStartXfer(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep, uint8_t dma)
mbed_official	87:085cde657901	546	{
mbed_official	87:085cde657901	547	uint16_t pktcnt = 0;
mbed_official	87:085cde657901	548
mbed_official	87:085cde657901	549	/* IN endpoint */
mbed_official	87:085cde657901	550	if (ep->is_in == 1)
mbed_official	87:085cde657901	551	{
mbed_official	87:085cde657901	552	/* Zero Length Packet? */
mbed_official	87:085cde657901	553	if (ep->xfer_len == 0)
mbed_official	87:085cde657901	554	{
mbed_official	87:085cde657901	555	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	87:085cde657901	556	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	87:085cde657901	557	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	87:085cde657901	558	}
mbed_official	87:085cde657901	559	else
mbed_official	87:085cde657901	560	{
mbed_official	87:085cde657901	561	/* Program the transfer size and packet count
mbed_official	87:085cde657901	562	* as follows: xfersize = N * maxpacket +
mbed_official	87:085cde657901	563	* short_packet pktcnt = N + (short_packet
mbed_official	87:085cde657901	564	* exist ? 1 : 0)
mbed_official	87:085cde657901	565	*/
mbed_official	87:085cde657901	566	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	87:085cde657901	567	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	87:085cde657901	568	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (((ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket) << 19)) ;
mbed_official	87:085cde657901	569	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len);
mbed_official	87:085cde657901	570
mbed_official	87:085cde657901	571	if (ep->type == EP_TYPE_ISOC)
mbed_official	87:085cde657901	572	{
mbed_official	87:085cde657901	573	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_MULCNT);
mbed_official	87:085cde657901	574	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_MULCNT & (1 << 29));
mbed_official	87:085cde657901	575	}
mbed_official	87:085cde657901	576	}
mbed_official	87:085cde657901	577
mbed_official	87:085cde657901	578	if (dma == 1)
mbed_official	87:085cde657901	579	{
mbed_official	87:085cde657901	580	USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr);
mbed_official	87:085cde657901	581	}
mbed_official	87:085cde657901	582	else
mbed_official	87:085cde657901	583	{
mbed_official	87:085cde657901	584	if (ep->type != EP_TYPE_ISOC)
mbed_official	87:085cde657901	585	{
mbed_official	87:085cde657901	586	/* Enable the Tx FIFO Empty Interrupt for this EP */
mbed_official	87:085cde657901	587	if (ep->xfer_len > 0)
mbed_official	87:085cde657901	588	{
mbed_official	87:085cde657901	589	USBx_DEVICE->DIEPEMPMSK \|= 1 << ep->num;
mbed_official	87:085cde657901	590	}
mbed_official	87:085cde657901	591	}
mbed_official	87:085cde657901	592	}
mbed_official	87:085cde657901	593
mbed_official	87:085cde657901	594	if (ep->type == EP_TYPE_ISOC)
mbed_official	87:085cde657901	595	{
mbed_official	87:085cde657901	596	if ((USBx_DEVICE->DSTS & ( 1 << 8 )) == 0)
mbed_official	87:085cde657901	597	{
mbed_official	87:085cde657901	598	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SODDFRM;
mbed_official	87:085cde657901	599	}
mbed_official	87:085cde657901	600	else
mbed_official	87:085cde657901	601	{
mbed_official	87:085cde657901	602	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SD0PID_SEVNFRM;
mbed_official	87:085cde657901	603	}
mbed_official	87:085cde657901	604	}
mbed_official	87:085cde657901	605
mbed_official	87:085cde657901	606	/* EP enable, IN data in FIFO */
mbed_official	87:085cde657901	607	USBx_INEP(ep->num)->DIEPCTL \|= (USB_OTG_DIEPCTL_CNAK \| USB_OTG_DIEPCTL_EPENA);
mbed_official	87:085cde657901	608
mbed_official	87:085cde657901	609	if (ep->type == EP_TYPE_ISOC)
mbed_official	87:085cde657901	610	{
mbed_official	87:085cde657901	611	USB_WritePacket(USBx, ep->xfer_buff, ep->num, ep->xfer_len, dma);
mbed_official	87:085cde657901	612	}
mbed_official	87:085cde657901	613	}
mbed_official	87:085cde657901	614	else /* OUT endpoint */
mbed_official	87:085cde657901	615	{
mbed_official	87:085cde657901	616	/* Program the transfer size and packet count as follows:
mbed_official	87:085cde657901	617	* pktcnt = N
mbed_official	87:085cde657901	618	* xfersize = N * maxpacket
mbed_official	87:085cde657901	619	*/
mbed_official	87:085cde657901	620	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ);
mbed_official	87:085cde657901	621	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT);
mbed_official	87:085cde657901	622
mbed_official	87:085cde657901	623	if (ep->xfer_len == 0)
mbed_official	87:085cde657901	624	{
mbed_official	87:085cde657901	625	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & ep->maxpacket);
mbed_official	87:085cde657901	626	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	87:085cde657901	627	}
mbed_official	87:085cde657901	628	else
mbed_official	87:085cde657901	629	{
mbed_official	87:085cde657901	630	pktcnt = (ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket;
mbed_official	87:085cde657901	631	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (pktcnt << 19)); ;
mbed_official	87:085cde657901	632	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket * pktcnt));
mbed_official	87:085cde657901	633	}
mbed_official	87:085cde657901	634
mbed_official	87:085cde657901	635	if (dma == 1)
mbed_official	87:085cde657901	636	{
mbed_official	87:085cde657901	637	USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)ep->xfer_buff;
mbed_official	87:085cde657901	638	}
mbed_official	87:085cde657901	639
mbed_official	87:085cde657901	640	if (ep->type == EP_TYPE_ISOC)
mbed_official	87:085cde657901	641	{
mbed_official	87:085cde657901	642	if ((USBx_DEVICE->DSTS & ( 1 << 8 )) == 0)
mbed_official	87:085cde657901	643	{
mbed_official	87:085cde657901	644	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SODDFRM;
mbed_official	87:085cde657901	645	}
mbed_official	87:085cde657901	646	else
mbed_official	87:085cde657901	647	{
mbed_official	87:085cde657901	648	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SD0PID_SEVNFRM;
mbed_official	87:085cde657901	649	}
mbed_official	87:085cde657901	650	}
mbed_official	87:085cde657901	651	/* EP enable */
mbed_official	87:085cde657901	652	USBx_OUTEP(ep->num)->DOEPCTL \|= (USB_OTG_DOEPCTL_CNAK \| USB_OTG_DOEPCTL_EPENA);
mbed_official	87:085cde657901	653	}
mbed_official	87:085cde657901	654	return HAL_OK;
mbed_official	87:085cde657901	655	}
mbed_official	87:085cde657901	656
mbed_official	87:085cde657901	657	/**
mbed_official	87:085cde657901	658	* @brief USB_EP0StartXfer : setup and starts a transfer over the EP 0
mbed_official	87:085cde657901	659	* @param USBx : Selected device
mbed_official	87:085cde657901	660	* @param ep: pointer to endpoint structure
mbed_official	87:085cde657901	661	* @param dma: USB dma enabled or disabled
mbed_official	87:085cde657901	662	* This parameter can be one of the these values:
mbed_official	87:085cde657901	663	* 0 : DMA feature not used
mbed_official	87:085cde657901	664	* 1 : DMA feature used
mbed_official	87:085cde657901	665	* @retval HAL status
mbed_official	87:085cde657901	666	*/
mbed_official	87:085cde657901	667	HAL_StatusTypeDef USB_EP0StartXfer(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep, uint8_t dma)
mbed_official	87:085cde657901	668	{
mbed_official	87:085cde657901	669	/* IN endpoint */
mbed_official	87:085cde657901	670	if (ep->is_in == 1)
mbed_official	87:085cde657901	671	{
mbed_official	87:085cde657901	672	/* Zero Length Packet? */
mbed_official	87:085cde657901	673	if (ep->xfer_len == 0)
mbed_official	87:085cde657901	674	{
mbed_official	87:085cde657901	675	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	87:085cde657901	676	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	87:085cde657901	677	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	87:085cde657901	678	}
mbed_official	87:085cde657901	679	else
mbed_official	87:085cde657901	680	{
mbed_official	87:085cde657901	681	/* Program the transfer size and packet count
mbed_official	87:085cde657901	682	* as follows: xfersize = N * maxpacket +
mbed_official	87:085cde657901	683	* short_packet pktcnt = N + (short_packet
mbed_official	87:085cde657901	684	* exist ? 1 : 0)
mbed_official	87:085cde657901	685	*/
mbed_official	87:085cde657901	686	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	87:085cde657901	687	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	87:085cde657901	688
mbed_official	87:085cde657901	689	if(ep->xfer_len > ep->maxpacket)
mbed_official	87:085cde657901	690	{
mbed_official	87:085cde657901	691	ep->xfer_len = ep->maxpacket;
mbed_official	87:085cde657901	692	}
mbed_official	87:085cde657901	693	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	87:085cde657901	694	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len);
mbed_official	87:085cde657901	695
mbed_official	87:085cde657901	696	}
mbed_official	87:085cde657901	697
mbed_official	87:085cde657901	698	if (dma == 1)
mbed_official	87:085cde657901	699	{
mbed_official	87:085cde657901	700	USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr);
mbed_official	87:085cde657901	701	}
mbed_official	87:085cde657901	702	else
mbed_official	87:085cde657901	703	{
mbed_official	87:085cde657901	704	/* Enable the Tx FIFO Empty Interrupt for this EP */
mbed_official	87:085cde657901	705	if (ep->xfer_len > 0)
mbed_official	87:085cde657901	706	{
mbed_official	87:085cde657901	707	USBx_DEVICE->DIEPEMPMSK \|= 1 << (ep->num);
mbed_official	87:085cde657901	708	}
mbed_official	87:085cde657901	709	}
mbed_official	87:085cde657901	710
mbed_official	87:085cde657901	711	/* EP enable, IN data in FIFO */
mbed_official	87:085cde657901	712	USBx_INEP(ep->num)->DIEPCTL \|= (USB_OTG_DIEPCTL_CNAK \| USB_OTG_DIEPCTL_EPENA);
mbed_official	87:085cde657901	713	}
mbed_official	87:085cde657901	714	else /* OUT endpoint */
mbed_official	87:085cde657901	715	{
mbed_official	87:085cde657901	716	/* Program the transfer size and packet count as follows:
mbed_official	87:085cde657901	717	* pktcnt = N
mbed_official	87:085cde657901	718	* xfersize = N * maxpacket
mbed_official	87:085cde657901	719	*/
mbed_official	87:085cde657901	720	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ);
mbed_official	87:085cde657901	721	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT);
mbed_official	87:085cde657901	722
mbed_official	87:085cde657901	723	if (ep->xfer_len > 0)
mbed_official	87:085cde657901	724	{
mbed_official	87:085cde657901	725	ep->xfer_len = ep->maxpacket;
mbed_official	87:085cde657901	726	}
mbed_official	87:085cde657901	727
mbed_official	87:085cde657901	728	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19));
mbed_official	87:085cde657901	729	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket));
mbed_official	87:085cde657901	730
mbed_official	87:085cde657901	731
mbed_official	87:085cde657901	732	if (dma == 1)
mbed_official	87:085cde657901	733	{
mbed_official	87:085cde657901	734	USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)(ep->xfer_buff);
mbed_official	87:085cde657901	735	}
mbed_official	87:085cde657901	736
mbed_official	87:085cde657901	737	/* EP enable */
mbed_official	87:085cde657901	738	USBx_OUTEP(ep->num)->DOEPCTL \|= (USB_OTG_DOEPCTL_CNAK \| USB_OTG_DOEPCTL_EPENA);
mbed_official	87:085cde657901	739	}
mbed_official	87:085cde657901	740	return HAL_OK;
mbed_official	87:085cde657901	741	}
mbed_official	87:085cde657901	742
mbed_official	87:085cde657901	743	/**
mbed_official	87:085cde657901	744	* @brief USB_WritePacket : Writes a packet into the Tx FIFO associated
mbed_official	87:085cde657901	745	* with the EP/channel
mbed_official	87:085cde657901	746	* @param USBx : Selected device
mbed_official	87:085cde657901	747	* @param src : pointer to source buffer
mbed_official	87:085cde657901	748	* @param ch_ep_num : endpoint or host channel number
mbed_official	87:085cde657901	749	* @param len : Number of bytes to write
mbed_official	87:085cde657901	750	* @param dma: USB dma enabled or disabled
mbed_official	87:085cde657901	751	* This parameter can be one of the these values:
mbed_official	87:085cde657901	752	* 0 : DMA feature not used
mbed_official	87:085cde657901	753	* 1 : DMA feature used
mbed_official	87:085cde657901	754	* @retval HAL status
mbed_official	87:085cde657901	755	*/
mbed_official	87:085cde657901	756	HAL_StatusTypeDef USB_WritePacket(USB_OTG_GlobalTypeDef USBx, uint8_t src, uint8_t ch_ep_num, uint16_t len, uint8_t dma)
mbed_official	87:085cde657901	757	{
mbed_official	87:085cde657901	758	uint32_t count32b= 0 , i= 0;
mbed_official	87:085cde657901	759
mbed_official	87:085cde657901	760	if (dma == 0)
mbed_official	87:085cde657901	761	{
mbed_official	87:085cde657901	762	count32b = (len + 3) / 4;
mbed_official	87:085cde657901	763	for (i = 0; i < count32b; i++, src += 4)
mbed_official	87:085cde657901	764	{
mbed_official	87:085cde657901	765	USBx_DFIFO(ch_ep_num) = ((__packed uint32_t )src);
mbed_official	87:085cde657901	766	}
mbed_official	87:085cde657901	767	}
mbed_official	87:085cde657901	768	return HAL_OK;
mbed_official	87:085cde657901	769	}
mbed_official	87:085cde657901	770
mbed_official	87:085cde657901	771	/**
mbed_official	87:085cde657901	772	* @brief USB_ReadPacket : read a packet from the Tx FIFO associated
mbed_official	87:085cde657901	773	* with the EP/channel
mbed_official	87:085cde657901	774	* @param USBx : Selected device
mbed_official	87:085cde657901	775	* @param src : source pointer
mbed_official	87:085cde657901	776	* @param ch_ep_num : endpoint or host channel number
mbed_official	87:085cde657901	777	* @param len : Noumber of bytes to read
mbed_official	87:085cde657901	778	* @param dma: USB dma enabled or disabled
mbed_official	87:085cde657901	779	* This parameter can be one of the these values:
mbed_official	87:085cde657901	780	* 0 : DMA feature not used
mbed_official	87:085cde657901	781	* 1 : DMA feature used
mbed_official	87:085cde657901	782	* @retval pointer to desctination buffer
mbed_official	87:085cde657901	783	*/
mbed_official	87:085cde657901	784	void USB_ReadPacket(USB_OTG_GlobalTypeDef USBx, uint8_t *dest, uint16_t len)
mbed_official	87:085cde657901	785	{
mbed_official	87:085cde657901	786	uint32_t i=0;
mbed_official	87:085cde657901	787	uint32_t count32b = (len + 3) / 4;
mbed_official	87:085cde657901	788
mbed_official	87:085cde657901	789	for ( i = 0; i < count32b; i++, dest += 4 )
mbed_official	87:085cde657901	790	{
mbed_official	87:085cde657901	791	(__packed uint32_t )dest = USBx_DFIFO(0);
mbed_official	87:085cde657901	792
mbed_official	87:085cde657901	793	}
mbed_official	87:085cde657901	794	return ((void *)dest);
mbed_official	87:085cde657901	795	}
mbed_official	87:085cde657901	796
mbed_official	87:085cde657901	797	/**
mbed_official	87:085cde657901	798	* @brief USB_EPSetStall : set a stall condition over an EP
mbed_official	87:085cde657901	799	* @param USBx : Selected device
mbed_official	87:085cde657901	800	* @param ep: pointer to endpoint structure
mbed_official	87:085cde657901	801	* @retval HAL status
mbed_official	87:085cde657901	802	*/
mbed_official	87:085cde657901	803	HAL_StatusTypeDef USB_EPSetStall(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep)
mbed_official	87:085cde657901	804	{
mbed_official	87:085cde657901	805	if (ep->is_in == 1)
mbed_official	87:085cde657901	806	{
mbed_official	87:085cde657901	807	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_EPENA) == 0)
mbed_official	87:085cde657901	808	{
mbed_official	87:085cde657901	809	USBx_INEP(ep->num)->DIEPCTL &= ~(USB_OTG_DIEPCTL_EPDIS);
mbed_official	87:085cde657901	810	}
mbed_official	87:085cde657901	811	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_STALL;
mbed_official	87:085cde657901	812	}
mbed_official	87:085cde657901	813	else
mbed_official	87:085cde657901	814	{
mbed_official	87:085cde657901	815	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_EPENA) == 0)
mbed_official	87:085cde657901	816	{
mbed_official	87:085cde657901	817	USBx_OUTEP(ep->num)->DOEPCTL &= ~(USB_OTG_DOEPCTL_EPDIS);
mbed_official	87:085cde657901	818	}
mbed_official	87:085cde657901	819	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_STALL;
mbed_official	87:085cde657901	820	}
mbed_official	87:085cde657901	821	return HAL_OK;
mbed_official	87:085cde657901	822	}
mbed_official	87:085cde657901	823
mbed_official	87:085cde657901	824
mbed_official	87:085cde657901	825	/**
mbed_official	87:085cde657901	826	* @brief USB_EPClearStall : Clear a stall condition over an EP
mbed_official	87:085cde657901	827	* @param USBx : Selected device
mbed_official	87:085cde657901	828	* @param ep: pointer to endpoint structure
mbed_official	87:085cde657901	829	* @retval HAL status
mbed_official	87:085cde657901	830	*/
mbed_official	87:085cde657901	831	HAL_StatusTypeDef USB_EPClearStall(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	87:085cde657901	832	{
mbed_official	87:085cde657901	833	if (ep->is_in == 1)
mbed_official	87:085cde657901	834	{
mbed_official	87:085cde657901	835	USBx_INEP(ep->num)->DIEPCTL &= ~USB_OTG_DIEPCTL_STALL;
mbed_official	87:085cde657901	836	if (ep->type == EP_TYPE_INTR \|\| ep->type == EP_TYPE_BULK)
mbed_official	87:085cde657901	837	{
mbed_official	87:085cde657901	838	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SD0PID_SEVNFRM; /* DATA0 */
mbed_official	87:085cde657901	839	}
mbed_official	87:085cde657901	840	}
mbed_official	87:085cde657901	841	else
mbed_official	87:085cde657901	842	{
mbed_official	87:085cde657901	843	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_STALL;
mbed_official	87:085cde657901	844	if (ep->type == EP_TYPE_INTR \|\| ep->type == EP_TYPE_BULK)
mbed_official	87:085cde657901	845	{
mbed_official	87:085cde657901	846	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SD0PID_SEVNFRM; /* DATA0 */
mbed_official	87:085cde657901	847	}
mbed_official	87:085cde657901	848	}
mbed_official	87:085cde657901	849	return HAL_OK;
mbed_official	87:085cde657901	850	}
mbed_official	87:085cde657901	851
mbed_official	87:085cde657901	852	/**
mbed_official	87:085cde657901	853	* @brief USB_StopDevice : Stop the usb device mode
mbed_official	87:085cde657901	854	* @param USBx : Selected device
mbed_official	87:085cde657901	855	* @retval HAL status
mbed_official	87:085cde657901	856	*/
mbed_official	87:085cde657901	857	HAL_StatusTypeDef USB_StopDevice(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	858	{
mbed_official	87:085cde657901	859	uint32_t i;
mbed_official	87:085cde657901	860
mbed_official	87:085cde657901	861	/* Clear Pending interrupt */
mbed_official	87:085cde657901	862	for (i = 0; i < 15 ; i++)
mbed_official	87:085cde657901	863	{
mbed_official	87:085cde657901	864	USBx_INEP(i)->DIEPINT = 0xFF;
mbed_official	87:085cde657901	865	USBx_OUTEP(i)->DOEPINT = 0xFF;
mbed_official	87:085cde657901	866	}
mbed_official	87:085cde657901	867	USBx_DEVICE->DAINT = 0xFFFFFFFF;
mbed_official	87:085cde657901	868
mbed_official	87:085cde657901	869	/* Clear interrupt masks */
mbed_official	87:085cde657901	870	USBx_DEVICE->DIEPMSK = 0;
mbed_official	87:085cde657901	871	USBx_DEVICE->DOEPMSK = 0;
mbed_official	87:085cde657901	872	USBx_DEVICE->DAINTMSK = 0;
mbed_official	87:085cde657901	873
mbed_official	87:085cde657901	874	/* Flush the FIFO */
mbed_official	87:085cde657901	875	USB_FlushRxFifo(USBx);
mbed_official	87:085cde657901	876	USB_FlushTxFifo(USBx , 0x10 );
mbed_official	87:085cde657901	877
mbed_official	87:085cde657901	878	return HAL_OK;
mbed_official	87:085cde657901	879	}
mbed_official	87:085cde657901	880
mbed_official	87:085cde657901	881	/**
mbed_official	87:085cde657901	882	* @brief USB_SetDevAddress : Stop the usb device mode
mbed_official	87:085cde657901	883	* @param USBx : Selected device
mbed_official	87:085cde657901	884	* @param address : new device address to be assigned
mbed_official	87:085cde657901	885	* This parameter can be a value from 0 to 255
mbed_official	87:085cde657901	886	* @retval HAL status
mbed_official	87:085cde657901	887	*/
mbed_official	87:085cde657901	888	HAL_StatusTypeDef USB_SetDevAddress (USB_OTG_GlobalTypeDef *USBx, uint8_t address)
mbed_official	87:085cde657901	889	{
mbed_official	87:085cde657901	890	USBx_DEVICE->DCFG &= ~ (USB_OTG_DCFG_DAD);
mbed_official	87:085cde657901	891	USBx_DEVICE->DCFG \|= (address << 4) & USB_OTG_DCFG_DAD ;
mbed_official	87:085cde657901	892
mbed_official	87:085cde657901	893	return HAL_OK;
mbed_official	87:085cde657901	894	}
mbed_official	87:085cde657901	895
mbed_official	87:085cde657901	896	/**
mbed_official	87:085cde657901	897	* @brief USB_DevConnect : Connect the USB device by enabling the pull-up/pull-down
mbed_official	87:085cde657901	898	* @param USBx : Selected device
mbed_official	87:085cde657901	899	* @retval HAL status
mbed_official	87:085cde657901	900	*/
mbed_official	87:085cde657901	901	HAL_StatusTypeDef USB_DevConnect (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	902	{
mbed_official	87:085cde657901	903	USBx_DEVICE->DCTL &= ~USB_OTG_DCTL_SDIS ;
mbed_official	87:085cde657901	904	HAL_Delay(3);
mbed_official	87:085cde657901	905
mbed_official	87:085cde657901	906	return HAL_OK;
mbed_official	87:085cde657901	907	}
mbed_official	87:085cde657901	908
mbed_official	87:085cde657901	909	/**
mbed_official	87:085cde657901	910	* @brief USB_DevDisconnect : Disconnect the USB device by disabling the pull-up/pull-down
mbed_official	87:085cde657901	911	* @param USBx : Selected device
mbed_official	87:085cde657901	912	* @retval HAL status
mbed_official	87:085cde657901	913	*/
mbed_official	87:085cde657901	914	HAL_StatusTypeDef USB_DevDisconnect (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	915	{
mbed_official	87:085cde657901	916	USBx_DEVICE->DCTL \|= USB_OTG_DCTL_SDIS ;
mbed_official	87:085cde657901	917	HAL_Delay(3);
mbed_official	87:085cde657901	918
mbed_official	87:085cde657901	919	return HAL_OK;
mbed_official	87:085cde657901	920	}
mbed_official	87:085cde657901	921
mbed_official	87:085cde657901	922	/**
mbed_official	87:085cde657901	923	* @brief USB_ReadInterrupts: return the global USB interrupt status
mbed_official	87:085cde657901	924	* @param USBx : Selected device
mbed_official	87:085cde657901	925	* @retval HAL status
mbed_official	87:085cde657901	926	*/
mbed_official	87:085cde657901	927	uint32_t USB_ReadInterrupts (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	928	{
mbed_official	87:085cde657901	929	uint32_t v = 0;
mbed_official	87:085cde657901	930
mbed_official	87:085cde657901	931	v = USBx->GINTSTS;
mbed_official	87:085cde657901	932	v &= USBx->GINTMSK;
mbed_official	87:085cde657901	933	return v;
mbed_official	87:085cde657901	934	}
mbed_official	87:085cde657901	935
mbed_official	87:085cde657901	936	/**
mbed_official	87:085cde657901	937	* @brief USB_ReadDevAllOutEpInterrupt: return the USB device OUT endpoints interrupt status
mbed_official	87:085cde657901	938	* @param USBx : Selected device
mbed_official	87:085cde657901	939	* @retval HAL status
mbed_official	87:085cde657901	940	*/
mbed_official	87:085cde657901	941	uint32_t USB_ReadDevAllOutEpInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	942	{
mbed_official	87:085cde657901	943	uint32_t v;
mbed_official	87:085cde657901	944	v = USBx_DEVICE->DAINT;
mbed_official	87:085cde657901	945	v &= USBx_DEVICE->DAINTMSK;
mbed_official	87:085cde657901	946	return ((v & 0xffff0000) >> 16);
mbed_official	87:085cde657901	947	}
mbed_official	87:085cde657901	948
mbed_official	87:085cde657901	949	/**
mbed_official	87:085cde657901	950	* @brief USB_ReadDevAllInEpInterrupt: return the USB device IN endpoints interrupt status
mbed_official	87:085cde657901	951	* @param USBx : Selected device
mbed_official	87:085cde657901	952	* @retval HAL status
mbed_official	87:085cde657901	953	*/
mbed_official	87:085cde657901	954	uint32_t USB_ReadDevAllInEpInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	955	{
mbed_official	87:085cde657901	956	uint32_t v;
mbed_official	87:085cde657901	957	v = USBx_DEVICE->DAINT;
mbed_official	87:085cde657901	958	v &= USBx_DEVICE->DAINTMSK;
mbed_official	87:085cde657901	959	return ((v & 0xFFFF));
mbed_official	87:085cde657901	960	}
mbed_official	87:085cde657901	961
mbed_official	87:085cde657901	962	/**
mbed_official	87:085cde657901	963	* @brief Returns Device OUT EP Interrupt register
mbed_official	87:085cde657901	964	* @param USBx : Selected device
mbed_official	87:085cde657901	965	* @param epnum : endpoint number
mbed_official	87:085cde657901	966	* This parameter can be a value from 0 to 15
mbed_official	87:085cde657901	967	* @retval Device OUT EP Interrupt register
mbed_official	87:085cde657901	968	*/
mbed_official	87:085cde657901	969	uint32_t USB_ReadDevOutEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum)
mbed_official	87:085cde657901	970	{
mbed_official	87:085cde657901	971	uint32_t v;
mbed_official	87:085cde657901	972	v = USBx_OUTEP(epnum)->DOEPINT;
mbed_official	87:085cde657901	973	v &= USBx_DEVICE->DOEPMSK;
mbed_official	87:085cde657901	974	return v;
mbed_official	87:085cde657901	975	}
mbed_official	87:085cde657901	976
mbed_official	87:085cde657901	977	/**
mbed_official	87:085cde657901	978	* @brief Returns Device IN EP Interrupt register
mbed_official	87:085cde657901	979	* @param USBx : Selected device
mbed_official	87:085cde657901	980	* @param epnum : endpoint number
mbed_official	87:085cde657901	981	* This parameter can be a value from 0 to 15
mbed_official	87:085cde657901	982	* @retval Device IN EP Interrupt register
mbed_official	87:085cde657901	983	*/
mbed_official	87:085cde657901	984	uint32_t USB_ReadDevInEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum)
mbed_official	87:085cde657901	985	{
mbed_official	87:085cde657901	986	uint32_t v, msk, emp;
mbed_official	87:085cde657901	987
mbed_official	87:085cde657901	988	msk = USBx_DEVICE->DIEPMSK;
mbed_official	87:085cde657901	989	emp = USBx_DEVICE->DIEPEMPMSK;
mbed_official	87:085cde657901	990	msk \|= ((emp >> epnum) & 0x1) << 7;
mbed_official	87:085cde657901	991	v = USBx_INEP(epnum)->DIEPINT & msk;
mbed_official	87:085cde657901	992	return v;
mbed_official	87:085cde657901	993	}
mbed_official	87:085cde657901	994
mbed_official	87:085cde657901	995	/**
mbed_official	87:085cde657901	996	* @brief USB_ClearInterrupts: clear a USB interrupt
mbed_official	87:085cde657901	997	* @param USBx : Selected device
mbed_official	87:085cde657901	998	* @param interrupt : interrupt flag
mbed_official	87:085cde657901	999	* @retval None
mbed_official	87:085cde657901	1000	*/
mbed_official	87:085cde657901	1001	void USB_ClearInterrupts (USB_OTG_GlobalTypeDef *USBx, uint32_t interrupt)
mbed_official	87:085cde657901	1002	{
mbed_official	87:085cde657901	1003	USBx->GINTSTS \|= interrupt;
mbed_official	87:085cde657901	1004	}
mbed_official	87:085cde657901	1005
mbed_official	87:085cde657901	1006	/**
mbed_official	87:085cde657901	1007	* @brief Returns USB core mode
mbed_official	87:085cde657901	1008	* @param USBx : Selected device
mbed_official	87:085cde657901	1009	* @retval return core mode : Host or Device
mbed_official	87:085cde657901	1010	* This parameter can be one of the these values:
mbed_official	87:085cde657901	1011	* 0 : Host
mbed_official	87:085cde657901	1012	* 1 : Device
mbed_official	87:085cde657901	1013	*/
mbed_official	87:085cde657901	1014	uint32_t USB_GetMode(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	1015	{
mbed_official	87:085cde657901	1016	return ((USBx->GINTSTS ) & 0x1);
mbed_official	87:085cde657901	1017	}
mbed_official	87:085cde657901	1018
mbed_official	87:085cde657901	1019
mbed_official	87:085cde657901	1020	/**
mbed_official	87:085cde657901	1021	* @brief Activate EP0 for Setup transactions
mbed_official	87:085cde657901	1022	* @param USBx : Selected device
mbed_official	87:085cde657901	1023	* @retval HAL status
mbed_official	87:085cde657901	1024	*/
mbed_official	87:085cde657901	1025	HAL_StatusTypeDef USB_ActivateSetup (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	1026	{
mbed_official	87:085cde657901	1027	/* Set the MPS of the IN EP based on the enumeration speed */
mbed_official	87:085cde657901	1028	USBx_INEP(0)->DIEPCTL &= ~USB_OTG_DIEPCTL_MPSIZ;
mbed_official	87:085cde657901	1029
mbed_official	87:085cde657901	1030	if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ)
mbed_official	87:085cde657901	1031	{
mbed_official	87:085cde657901	1032	USBx_INEP(0)->DIEPCTL \|= 3;
mbed_official	87:085cde657901	1033	}
mbed_official	87:085cde657901	1034	USBx_DEVICE->DCTL \|= USB_OTG_DCTL_CGINAK;
mbed_official	87:085cde657901	1035
mbed_official	87:085cde657901	1036	return HAL_OK;
mbed_official	87:085cde657901	1037	}
mbed_official	87:085cde657901	1038
mbed_official	87:085cde657901	1039
mbed_official	87:085cde657901	1040	/**
mbed_official	87:085cde657901	1041	* @brief Prepare the EP0 to start the first control setup
mbed_official	87:085cde657901	1042	* @param USBx : Selected device
mbed_official	87:085cde657901	1043	* @param dma: USB dma enabled or disabled
mbed_official	87:085cde657901	1044	* This parameter can be one of the these values:
mbed_official	87:085cde657901	1045	* 0 : DMA feature not used
mbed_official	87:085cde657901	1046	* 1 : DMA feature used
mbed_official	87:085cde657901	1047	* @param psetup : pointer to setup packet
mbed_official	87:085cde657901	1048	* @retval HAL status
mbed_official	87:085cde657901	1049	*/
mbed_official	87:085cde657901	1050	HAL_StatusTypeDef USB_EP0_OutStart(USB_OTG_GlobalTypeDef USBx, uint8_t dma, uint8_t psetup)
mbed_official	87:085cde657901	1051	{
mbed_official	87:085cde657901	1052	USBx_OUTEP(0)->DOEPTSIZ = 0;
mbed_official	87:085cde657901	1053	USBx_OUTEP(0)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	87:085cde657901	1054	USBx_OUTEP(0)->DOEPTSIZ \|= (3 * 8);
mbed_official	87:085cde657901	1055	USBx_OUTEP(0)->DOEPTSIZ \|= USB_OTG_DOEPTSIZ_STUPCNT;
mbed_official	87:085cde657901	1056
mbed_official	87:085cde657901	1057	if (dma == 1)
mbed_official	87:085cde657901	1058	{
mbed_official	87:085cde657901	1059	USBx_OUTEP(0)->DOEPDMA = (uint32_t)psetup;
mbed_official	87:085cde657901	1060	/* EP enable */
mbed_official	87:085cde657901	1061	USBx_OUTEP(0)->DOEPCTL = 0x80008000;
mbed_official	87:085cde657901	1062	}
mbed_official	87:085cde657901	1063
mbed_official	87:085cde657901	1064	return HAL_OK;
mbed_official	87:085cde657901	1065	}
mbed_official	87:085cde657901	1066
mbed_official	87:085cde657901	1067
mbed_official	87:085cde657901	1068	/**
mbed_official	87:085cde657901	1069	* @brief Reset the USB Core (needed after USB clock settings change)
mbed_official	87:085cde657901	1070	* @param USBx : Selected device
mbed_official	87:085cde657901	1071	* @retval HAL status
mbed_official	87:085cde657901	1072	*/
mbed_official	87:085cde657901	1073	static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	1074	{
mbed_official	87:085cde657901	1075	uint32_t count = 0;
mbed_official	87:085cde657901	1076
mbed_official	87:085cde657901	1077	/* Wait for AHB master IDLE state. */
mbed_official	87:085cde657901	1078	do
mbed_official	87:085cde657901	1079	{
mbed_official	87:085cde657901	1080	HAL_Delay(1);
mbed_official	87:085cde657901	1081	if (++count > 200000)
mbed_official	87:085cde657901	1082	{
mbed_official	87:085cde657901	1083	return HAL_OK;;
mbed_official	87:085cde657901	1084	}
mbed_official	87:085cde657901	1085	}
mbed_official	87:085cde657901	1086	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_AHBIDL) == 0);
mbed_official	87:085cde657901	1087
mbed_official	87:085cde657901	1088	/* Core Soft Reset */
mbed_official	87:085cde657901	1089	count = 0;
mbed_official	87:085cde657901	1090	USBx->GRSTCTL \|= USB_OTG_GRSTCTL_CSRST;
mbed_official	87:085cde657901	1091
mbed_official	87:085cde657901	1092	do
mbed_official	87:085cde657901	1093	{
mbed_official	87:085cde657901	1094	if (++count > 200000)
mbed_official	87:085cde657901	1095	{
mbed_official	87:085cde657901	1096	break;
mbed_official	87:085cde657901	1097	}
mbed_official	87:085cde657901	1098	}
mbed_official	87:085cde657901	1099	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_CSRST) == USB_OTG_GRSTCTL_CSRST);
mbed_official	87:085cde657901	1100
mbed_official	87:085cde657901	1101	/* Wait for at least 3 PHY Clocks*/
mbed_official	87:085cde657901	1102	HAL_Delay(1);
mbed_official	87:085cde657901	1103
mbed_official	87:085cde657901	1104	return HAL_OK;
mbed_official	87:085cde657901	1105	}
mbed_official	87:085cde657901	1106
mbed_official	87:085cde657901	1107
mbed_official	87:085cde657901	1108	/**
mbed_official	87:085cde657901	1109	* @brief USB_HostInit : Initializes the USB OTG controller registers
mbed_official	87:085cde657901	1110	* for Host mode
mbed_official	87:085cde657901	1111	* @param USBx : Selected device
mbed_official	87:085cde657901	1112	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	87:085cde657901	1113	* the configuration information for the specified USBx peripheral.
mbed_official	87:085cde657901	1114	* @retval HAL status
mbed_official	87:085cde657901	1115	*/
mbed_official	87:085cde657901	1116	HAL_StatusTypeDef USB_HostInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	87:085cde657901	1117	{
mbed_official	87:085cde657901	1118	uint32_t i;
mbed_official	87:085cde657901	1119
mbed_official	87:085cde657901	1120	/* Restart the Phy Clock */
mbed_official	87:085cde657901	1121	USBx_PCGCCTL = 0;
mbed_official	87:085cde657901	1122
mbed_official	87:085cde657901	1123	/* Disable the FS/LS support mode only */
mbed_official	87:085cde657901	1124	if(((cfg.speed == USB_OTG_SPEED_FULL) \|\|
mbed_official	87:085cde657901	1125	(cfg.speed == USB_OTG_SPEED_LOW))&&
mbed_official	87:085cde657901	1126	(USBx != USB_OTG_FS))
mbed_official	87:085cde657901	1127	{
mbed_official	87:085cde657901	1128	USBx_HOST->HCFG \|= USB_OTG_HCFG_FSLSS;
mbed_official	87:085cde657901	1129	}
mbed_official	87:085cde657901	1130	else
mbed_official	87:085cde657901	1131	{
mbed_official	87:085cde657901	1132	USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSS);
mbed_official	87:085cde657901	1133	}
mbed_official	87:085cde657901	1134
mbed_official	87:085cde657901	1135	/* Make sure the FIFOs are flushed. */
mbed_official	87:085cde657901	1136	USB_FlushTxFifo(USBx, 0x10 ); /* all Tx FIFOs */
mbed_official	87:085cde657901	1137	USB_FlushRxFifo(USBx);
mbed_official	87:085cde657901	1138
mbed_official	87:085cde657901	1139	/* Clear all pending HC Interrupts */
mbed_official	87:085cde657901	1140	for (i = 0; i < cfg.Host_channels; i++)
mbed_official	87:085cde657901	1141	{
mbed_official	87:085cde657901	1142	USBx_HC(i)->HCINT = 0xFFFFFFFF;
mbed_official	87:085cde657901	1143	USBx_HC(i)->HCINTMSK = 0;
mbed_official	87:085cde657901	1144	}
mbed_official	87:085cde657901	1145
mbed_official	87:085cde657901	1146	/* Enable VBUS driving */
mbed_official	87:085cde657901	1147	USB_DriveVbus(USBx, 1);
mbed_official	87:085cde657901	1148
mbed_official	87:085cde657901	1149	HAL_Delay(200);
mbed_official	87:085cde657901	1150
mbed_official	87:085cde657901	1151	/* Disable all interrupts. */
mbed_official	87:085cde657901	1152	USBx->GINTMSK = 0;
mbed_official	87:085cde657901	1153
mbed_official	87:085cde657901	1154	/* Clear any pending interrupts */
mbed_official	87:085cde657901	1155	USBx->GINTSTS = 0xFFFFFFFF;
mbed_official	87:085cde657901	1156
mbed_official	87:085cde657901	1157
mbed_official	87:085cde657901	1158	if(USBx == USB_OTG_FS)
mbed_official	87:085cde657901	1159	{
mbed_official	87:085cde657901	1160	/* set Rx FIFO size */
mbed_official	87:085cde657901	1161	USBx->GRXFSIZ = (uint32_t )0x80;
mbed_official	87:085cde657901	1162	USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x60 << 16)& USB_OTG_NPTXFD) \| 0x80);
mbed_official	87:085cde657901	1163	USBx->HPTXFSIZ = (uint32_t )(((0x60 << 16)& USB_OTG_HPTXFSIZ_PTXFD) \| 0xE0);
mbed_official	87:085cde657901	1164
mbed_official	87:085cde657901	1165	}
mbed_official	87:085cde657901	1166
mbed_official	87:085cde657901	1167	else
mbed_official	87:085cde657901	1168	{
mbed_official	87:085cde657901	1169	/* set Rx FIFO size */
mbed_official	87:085cde657901	1170	USBx->GRXFSIZ = (uint32_t )0x200;
mbed_official	87:085cde657901	1171	USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x100 << 16)& USB_OTG_NPTXFD) \| 0x200);
mbed_official	87:085cde657901	1172	USBx->HPTXFSIZ = (uint32_t )(((0x100 << 16)& USB_OTG_HPTXFSIZ_PTXFD) \| 0x300);
mbed_official	87:085cde657901	1173	}
mbed_official	87:085cde657901	1174
mbed_official	87:085cde657901	1175	/* Enable the common interrupts */
mbed_official	87:085cde657901	1176	if (cfg.dma_enable == DISABLE)
mbed_official	87:085cde657901	1177	{
mbed_official	87:085cde657901	1178	USBx->GINTMSK \|= USB_OTG_GINTMSK_RXFLVLM;
mbed_official	87:085cde657901	1179	}
mbed_official	87:085cde657901	1180
mbed_official	87:085cde657901	1181	/* Enable interrupts matching to the Host mode ONLY */
mbed_official	87:085cde657901	1182	USBx->GINTMSK \|= (USB_OTG_GINTMSK_PRTIM \| USB_OTG_GINTMSK_HCIM \|\
mbed_official	87:085cde657901	1183	USB_OTG_GINTMSK_USBSUSPM \| USB_OTG_GINTMSK_SOFM \|\
mbed_official	87:085cde657901	1184	USB_OTG_GINTMSK_PXFRM_IISOOXFRM \| USB_OTG_GINTMSK_WUIM \|
mbed_official	87:085cde657901	1185	USB_OTG_GINTSTS_DISCINT);
mbed_official	87:085cde657901	1186
mbed_official	87:085cde657901	1187
mbed_official	87:085cde657901	1188
mbed_official	87:085cde657901	1189	return HAL_OK;
mbed_official	87:085cde657901	1190	}
mbed_official	87:085cde657901	1191
mbed_official	87:085cde657901	1192	/**
mbed_official	87:085cde657901	1193	* @brief USB_InitFSLSPClkSel : Initializes the FSLSPClkSel field of the
mbed_official	87:085cde657901	1194	* HCFG register on the PHY type and set the right frame interval
mbed_official	87:085cde657901	1195	* @param USBx : Selected device
mbed_official	87:085cde657901	1196	* @param freq : clock frequency
mbed_official	87:085cde657901	1197	* This parameter can be one of the these values:
mbed_official	87:085cde657901	1198	* HCFG_48_MHZ : Full Speed 48 MHz Clock
mbed_official	87:085cde657901	1199	* HCFG_6_MHZ : Low Speed 6 MHz Clock
mbed_official	87:085cde657901	1200	* @retval HAL status
mbed_official	87:085cde657901	1201	*/
mbed_official	87:085cde657901	1202	HAL_StatusTypeDef USB_InitFSLSPClkSel(USB_OTG_GlobalTypeDef *USBx , uint8_t freq)
mbed_official	87:085cde657901	1203	{
mbed_official	87:085cde657901	1204	USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSPCS);
mbed_official	87:085cde657901	1205	USBx_HOST->HCFG \|= (freq & USB_OTG_HCFG_FSLSPCS);
mbed_official	87:085cde657901	1206
mbed_official	87:085cde657901	1207	if (freq == HCFG_48_MHZ)
mbed_official	87:085cde657901	1208	{
mbed_official	87:085cde657901	1209	USBx_HOST->HFIR = (uint32_t)48000;
mbed_official	87:085cde657901	1210	}
mbed_official	87:085cde657901	1211	else if (freq == HCFG_6_MHZ)
mbed_official	87:085cde657901	1212	{
mbed_official	87:085cde657901	1213	USBx_HOST->HFIR = (uint32_t)6000;
mbed_official	87:085cde657901	1214	}
mbed_official	87:085cde657901	1215	return HAL_OK;
mbed_official	87:085cde657901	1216	}
mbed_official	87:085cde657901	1217
mbed_official	87:085cde657901	1218	/**
mbed_official	87:085cde657901	1219	* @brief USB_OTG_ResetPort : Reset Host Port
mbed_official	87:085cde657901	1220	* @param USBx : Selected device
mbed_official	87:085cde657901	1221	* @retval HAL status
mbed_official	87:085cde657901	1222	* @note : (1)The application must wait at least 10 ms
mbed_official	87:085cde657901	1223	* before clearing the reset bit.
mbed_official	87:085cde657901	1224	*/
mbed_official	87:085cde657901	1225	HAL_StatusTypeDef USB_ResetPort(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	1226	{
mbed_official	87:085cde657901	1227	__IO uint32_t hprt0;
mbed_official	87:085cde657901	1228
mbed_official	87:085cde657901	1229	hprt0 = USBx_HPRT0;
mbed_official	87:085cde657901	1230
mbed_official	87:085cde657901	1231	hprt0 &= ~(USB_OTG_HPRT_PENA \| USB_OTG_HPRT_PCDET \|\
mbed_official	87:085cde657901	1232	USB_OTG_HPRT_PENCHNG \| USB_OTG_HPRT_POCCHNG );
mbed_official	87:085cde657901	1233
mbed_official	87:085cde657901	1234	USBx_HPRT0 = (USB_OTG_HPRT_PRST \| hprt0);
mbed_official	87:085cde657901	1235	HAL_Delay (10); /* See Note #1 */
mbed_official	87:085cde657901	1236	USBx_HPRT0 = ((~USB_OTG_HPRT_PRST) & hprt0);
mbed_official	87:085cde657901	1237	return HAL_OK;
mbed_official	87:085cde657901	1238	}
mbed_official	87:085cde657901	1239
mbed_official	87:085cde657901	1240	/**
mbed_official	87:085cde657901	1241	* @brief USB_DriveVbus : activate or de-activate vbus
mbed_official	87:085cde657901	1242	* @param state : VBUS state
mbed_official	87:085cde657901	1243	* This parameter can be one of the these values:
mbed_official	87:085cde657901	1244	* 0 : VBUS Active
mbed_official	87:085cde657901	1245	* 1 : VBUS Inactive
mbed_official	87:085cde657901	1246	* @retval HAL status
mbed_official	87:085cde657901	1247	*/
mbed_official	87:085cde657901	1248	HAL_StatusTypeDef USB_DriveVbus (USB_OTG_GlobalTypeDef *USBx, uint8_t state)
mbed_official	87:085cde657901	1249	{
mbed_official	87:085cde657901	1250	__IO uint32_t hprt0;
mbed_official	87:085cde657901	1251
mbed_official	87:085cde657901	1252	hprt0 = USBx_HPRT0;
mbed_official	87:085cde657901	1253	hprt0 &= ~(USB_OTG_HPRT_PENA \| USB_OTG_HPRT_PCDET \|\
mbed_official	87:085cde657901	1254	USB_OTG_HPRT_PENCHNG \| USB_OTG_HPRT_POCCHNG );
mbed_official	87:085cde657901	1255
mbed_official	87:085cde657901	1256	if (((hprt0 & USB_OTG_HPRT_PPWR) == 0 ) && (state == 1 ))
mbed_official	87:085cde657901	1257	{
mbed_official	87:085cde657901	1258	USBx_HPRT0 = (USB_OTG_HPRT_PPWR \| hprt0);
mbed_official	87:085cde657901	1259	}
mbed_official	87:085cde657901	1260	if (((hprt0 & USB_OTG_HPRT_PPWR) == USB_OTG_HPRT_PPWR) && (state == 0 ))
mbed_official	87:085cde657901	1261	{
mbed_official	87:085cde657901	1262	USBx_HPRT0 = ((~USB_OTG_HPRT_PPWR) & hprt0);
mbed_official	87:085cde657901	1263	}
mbed_official	87:085cde657901	1264	return HAL_OK;
mbed_official	87:085cde657901	1265	}
mbed_official	87:085cde657901	1266
mbed_official	87:085cde657901	1267	/**
mbed_official	87:085cde657901	1268	* @brief Return Host Core speed
mbed_official	87:085cde657901	1269	* @param USBx : Selected device
mbed_official	87:085cde657901	1270	* @retval speed : Host speed
mbed_official	87:085cde657901	1271	* This parameter can be one of the these values:
mbed_official	87:085cde657901	1272	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	87:085cde657901	1273	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	87:085cde657901	1274	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	87:085cde657901	1275	*/
mbed_official	87:085cde657901	1276	uint32_t USB_GetHostSpeed (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	1277	{
mbed_official	87:085cde657901	1278	__IO uint32_t hprt0;
mbed_official	87:085cde657901	1279
mbed_official	87:085cde657901	1280	hprt0 = USBx_HPRT0;
mbed_official	87:085cde657901	1281	return ((hprt0 & USB_OTG_HPRT_PSPD) >> 17);
mbed_official	87:085cde657901	1282	}
mbed_official	87:085cde657901	1283
mbed_official	87:085cde657901	1284	/**
mbed_official	87:085cde657901	1285	* @brief Return Host Current Frame number
mbed_official	87:085cde657901	1286	* @param USBx : Selected device
mbed_official	87:085cde657901	1287	* @retval current frame number
mbed_official	87:085cde657901	1288	*/
mbed_official	87:085cde657901	1289	uint32_t USB_GetCurrentFrame (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	1290	{
mbed_official	87:085cde657901	1291	return (USBx_HOST->HFNUM & USB_OTG_HFNUM_FRNUM);
mbed_official	87:085cde657901	1292	}
mbed_official	87:085cde657901	1293
mbed_official	87:085cde657901	1294	/**
mbed_official	87:085cde657901	1295	* @brief Initialize a host channel
mbed_official	87:085cde657901	1296	* @param USBx : Selected device
mbed_official	87:085cde657901	1297	* @param ch_num : Channel number
mbed_official	87:085cde657901	1298	* This parameter can be a value from 1 to 15
mbed_official	87:085cde657901	1299	* @param epnum : Endpoint number
mbed_official	87:085cde657901	1300	* This parameter can be a value from 1 to 15
mbed_official	87:085cde657901	1301	* @param dev_address : Current device address
mbed_official	87:085cde657901	1302	* This parameter can be a value from 0 to 255
mbed_official	87:085cde657901	1303	* @param speed : Current device speed
mbed_official	87:085cde657901	1304	* This parameter can be one of the these values:
mbed_official	87:085cde657901	1305	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	87:085cde657901	1306	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	87:085cde657901	1307	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	87:085cde657901	1308	* @param ep_type : Endpoint Type
mbed_official	87:085cde657901	1309	* This parameter can be one of the these values:
mbed_official	87:085cde657901	1310	* @arg EP_TYPE_CTRL: Control type
mbed_official	87:085cde657901	1311	* @arg EP_TYPE_ISOC: Isochrounous type
mbed_official	87:085cde657901	1312	* @arg EP_TYPE_BULK: Bulk type
mbed_official	87:085cde657901	1313	* @arg EP_TYPE_INTR: Interrupt type
mbed_official	87:085cde657901	1314	* @param mps : Max Packet Size
mbed_official	87:085cde657901	1315	* This parameter can be a value from 0 to32K
mbed_official	87:085cde657901	1316	* @retval HAL state
mbed_official	87:085cde657901	1317	*/
mbed_official	87:085cde657901	1318	HAL_StatusTypeDef USB_HC_Init(USB_OTG_GlobalTypeDef *USBx,
mbed_official	87:085cde657901	1319	uint8_t ch_num,
mbed_official	87:085cde657901	1320	uint8_t epnum,
mbed_official	87:085cde657901	1321	uint8_t dev_address,
mbed_official	87:085cde657901	1322	uint8_t speed,
mbed_official	87:085cde657901	1323	uint8_t ep_type,
mbed_official	87:085cde657901	1324	uint16_t mps)
mbed_official	87:085cde657901	1325	{
mbed_official	87:085cde657901	1326
mbed_official	87:085cde657901	1327	/* Clear old interrupt conditions for this host channel. */
mbed_official	87:085cde657901	1328	USBx_HC(ch_num)->HCINT = 0xFFFFFFFF;
mbed_official	87:085cde657901	1329
mbed_official	87:085cde657901	1330	/* Enable channel interrupts required for this transfer. */
mbed_official	87:085cde657901	1331	switch (ep_type)
mbed_official	87:085cde657901	1332	{
mbed_official	87:085cde657901	1333	case EP_TYPE_CTRL:
mbed_official	87:085cde657901	1334	case EP_TYPE_BULK:
mbed_official	87:085cde657901	1335
mbed_official	87:085cde657901	1336	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	87:085cde657901	1337	USB_OTG_HCINTMSK_STALLM \|\
mbed_official	87:085cde657901	1338	USB_OTG_HCINTMSK_TXERRM \|\
mbed_official	87:085cde657901	1339	USB_OTG_HCINTMSK_DTERRM \|\
mbed_official	87:085cde657901	1340	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	87:085cde657901	1341	USB_OTG_HCINTMSK_NAKM ;
mbed_official	87:085cde657901	1342
mbed_official	87:085cde657901	1343	if (epnum & 0x80)
mbed_official	87:085cde657901	1344	{
mbed_official	87:085cde657901	1345	USBx_HC(ch_num)->HCINTMSK \|= USB_OTG_HCINTMSK_BBERRM;
mbed_official	87:085cde657901	1346	}
mbed_official	87:085cde657901	1347	else
mbed_official	87:085cde657901	1348	{
mbed_official	87:085cde657901	1349	if(USBx != USB_OTG_FS)
mbed_official	87:085cde657901	1350	{
mbed_official	87:085cde657901	1351	USBx_HC(ch_num)->HCINTMSK \|= (USB_OTG_HCINTMSK_NYET \| USB_OTG_HCINTMSK_ACKM);
mbed_official	87:085cde657901	1352	}
mbed_official	87:085cde657901	1353	}
mbed_official	87:085cde657901	1354	break;
mbed_official	87:085cde657901	1355	case EP_TYPE_INTR:
mbed_official	87:085cde657901	1356
mbed_official	87:085cde657901	1357	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	87:085cde657901	1358	USB_OTG_HCINTMSK_STALLM \|\
mbed_official	87:085cde657901	1359	USB_OTG_HCINTMSK_TXERRM \|\
mbed_official	87:085cde657901	1360	USB_OTG_HCINTMSK_DTERRM \|\
mbed_official	87:085cde657901	1361	USB_OTG_HCINTMSK_NAKM \|\
mbed_official	87:085cde657901	1362	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	87:085cde657901	1363	USB_OTG_HCINTMSK_FRMORM ;
mbed_official	87:085cde657901	1364
mbed_official	87:085cde657901	1365	if (epnum & 0x80)
mbed_official	87:085cde657901	1366	{
mbed_official	87:085cde657901	1367	USBx_HC(ch_num)->HCINTMSK \|= USB_OTG_HCINTMSK_BBERRM;
mbed_official	87:085cde657901	1368	}
mbed_official	87:085cde657901	1369
mbed_official	87:085cde657901	1370	break;
mbed_official	87:085cde657901	1371	case EP_TYPE_ISOC:
mbed_official	87:085cde657901	1372
mbed_official	87:085cde657901	1373	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	87:085cde657901	1374	USB_OTG_HCINTMSK_ACKM \|\
mbed_official	87:085cde657901	1375	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	87:085cde657901	1376	USB_OTG_HCINTMSK_FRMORM ;
mbed_official	87:085cde657901	1377
mbed_official	87:085cde657901	1378	if (epnum & 0x80)
mbed_official	87:085cde657901	1379	{
mbed_official	87:085cde657901	1380	USBx_HC(ch_num)->HCINTMSK \|= (USB_OTG_HCINTMSK_TXERRM \| USB_OTG_HCINTMSK_BBERRM);
mbed_official	87:085cde657901	1381	}
mbed_official	87:085cde657901	1382	break;
mbed_official	87:085cde657901	1383	}
mbed_official	87:085cde657901	1384
mbed_official	87:085cde657901	1385	/* Enable the top level host channel interrupt. */
mbed_official	87:085cde657901	1386	USBx_HOST->HAINTMSK \|= (1 << ch_num);
mbed_official	87:085cde657901	1387
mbed_official	87:085cde657901	1388	/* Make sure host channel interrupts are enabled. */
mbed_official	87:085cde657901	1389	USBx->GINTMSK \|= USB_OTG_GINTMSK_HCIM;
mbed_official	87:085cde657901	1390
mbed_official	87:085cde657901	1391	/* Program the HCCHAR register */
mbed_official	87:085cde657901	1392	USBx_HC(ch_num)->HCCHAR = (((dev_address << 22) & USB_OTG_HCCHAR_DAD) \|\
mbed_official	87:085cde657901	1393	(((epnum & 0x7F)<< 11) & USB_OTG_HCCHAR_EPNUM)\|\
mbed_official	87:085cde657901	1394	((((epnum & 0x80) == 0x80)<< 15) & USB_OTG_HCCHAR_EPDIR)\|\
mbed_official	87:085cde657901	1395	(((speed == HPRT0_PRTSPD_LOW_SPEED)<< 17) & USB_OTG_HCCHAR_LSDEV)\|\
mbed_official	87:085cde657901	1396	((ep_type << 18) & USB_OTG_HCCHAR_EPTYP)\|\
mbed_official	87:085cde657901	1397	(mps & USB_OTG_HCCHAR_MPSIZ));
mbed_official	87:085cde657901	1398
mbed_official	87:085cde657901	1399	if (ep_type == HCCHAR_INTR)
mbed_official	87:085cde657901	1400	{
mbed_official	87:085cde657901	1401	USBx_HC(ch_num)->HCCHAR \|= USB_OTG_HCCHAR_ODDFRM ;
mbed_official	87:085cde657901	1402	}
mbed_official	87:085cde657901	1403
mbed_official	87:085cde657901	1404	return HAL_OK;
mbed_official	87:085cde657901	1405	}
mbed_official	87:085cde657901	1406
mbed_official	87:085cde657901	1407	/**
mbed_official	87:085cde657901	1408	* @brief Start a transfer over a host channel
mbed_official	87:085cde657901	1409	* @param USBx : Selected device
mbed_official	87:085cde657901	1410	* @param hc : pointer to host channel structure
mbed_official	87:085cde657901	1411	* @param dma: USB dma enabled or disabled
mbed_official	87:085cde657901	1412	* This parameter can be one of the these values:
mbed_official	87:085cde657901	1413	* 0 : DMA feature not used
mbed_official	87:085cde657901	1414	* 1 : DMA feature used
mbed_official	87:085cde657901	1415	* @retval HAL state
mbed_official	87:085cde657901	1416	*/
mbed_official	87:085cde657901	1417	#if defined (__CC_ARM) /!< ARM Compiler /
mbed_official	87:085cde657901	1418	#pragma O0
mbed_official	87:085cde657901	1419	#elif defined (__GNUC__) /!< GNU Compiler /
mbed_official	87:085cde657901	1420	#pragma GCC optimize ("O0")
mbed_official	87:085cde657901	1421	#elif defined (__TASKING__) /!< TASKING Compiler /
mbed_official	87:085cde657901	1422	#pragma optimize=0
mbed_official	87:085cde657901	1423	#endif /* __CC_ARM */
mbed_official	87:085cde657901	1424	HAL_StatusTypeDef USB_HC_StartXfer(USB_OTG_GlobalTypeDef USBx, USB_OTG_HCTypeDef hc, uint8_t dma)
mbed_official	87:085cde657901	1425	{
mbed_official	87:085cde657901	1426	uint8_t is_oddframe = 0;
mbed_official	87:085cde657901	1427	uint16_t len_words = 0;
mbed_official	87:085cde657901	1428	uint16_t num_packets = 0;
mbed_official	87:085cde657901	1429	uint16_t max_hc_pkt_count = 256;
mbed_official	87:085cde657901	1430
mbed_official	87:085cde657901	1431	if((USBx != USB_OTG_FS) && (hc->speed == USB_OTG_SPEED_HIGH))
mbed_official	87:085cde657901	1432	{
mbed_official	87:085cde657901	1433	if((dma == 0) && (hc->do_ping == 1))
mbed_official	87:085cde657901	1434	{
mbed_official	87:085cde657901	1435	USB_DoPing(USBx, hc->ch_num);
mbed_official	87:085cde657901	1436	return HAL_OK;
mbed_official	87:085cde657901	1437	}
mbed_official	87:085cde657901	1438	}
mbed_official	87:085cde657901	1439
mbed_official	87:085cde657901	1440	/* Compute the expected number of packets associated to the transfer */
mbed_official	87:085cde657901	1441	if (hc->xfer_len > 0)
mbed_official	87:085cde657901	1442	{
mbed_official	87:085cde657901	1443	num_packets = (hc->xfer_len + hc->max_packet - 1) / hc->max_packet;
mbed_official	87:085cde657901	1444
mbed_official	87:085cde657901	1445	if (num_packets > max_hc_pkt_count)
mbed_official	87:085cde657901	1446	{
mbed_official	87:085cde657901	1447	num_packets = max_hc_pkt_count;
mbed_official	87:085cde657901	1448	hc->xfer_len = num_packets * hc->max_packet;
mbed_official	87:085cde657901	1449	}
mbed_official	87:085cde657901	1450	}
mbed_official	87:085cde657901	1451	else
mbed_official	87:085cde657901	1452	{
mbed_official	87:085cde657901	1453	num_packets = 1;
mbed_official	87:085cde657901	1454	}
mbed_official	87:085cde657901	1455	if (hc->ep_is_in)
mbed_official	87:085cde657901	1456	{
mbed_official	87:085cde657901	1457	hc->xfer_len = num_packets * hc->max_packet;
mbed_official	87:085cde657901	1458	}
mbed_official	87:085cde657901	1459
mbed_official	87:085cde657901	1460
mbed_official	87:085cde657901	1461
mbed_official	87:085cde657901	1462	/* Initialize the HCTSIZn register */
mbed_official	87:085cde657901	1463	USBx_HC(hc->ch_num)->HCTSIZ = (((hc->xfer_len) & USB_OTG_HCTSIZ_XFRSIZ)) \|\
mbed_official	87:085cde657901	1464	((num_packets << 19) & USB_OTG_HCTSIZ_PKTCNT) \|\
mbed_official	87:085cde657901	1465	(((hc->data_pid) << 29) & USB_OTG_HCTSIZ_DPID);
mbed_official	87:085cde657901	1466
mbed_official	87:085cde657901	1467	if (dma)
mbed_official	87:085cde657901	1468	{
mbed_official	87:085cde657901	1469	/* xfer_buff MUST be 32-bits aligned */
mbed_official	87:085cde657901	1470	USBx_HC(hc->ch_num)->HCDMA = (uint32_t)hc->xfer_buff;
mbed_official	87:085cde657901	1471	}
mbed_official	87:085cde657901	1472
mbed_official	87:085cde657901	1473	is_oddframe = (USBx_HOST->HFNUM & 0x01) ? 0 : 1;
mbed_official	87:085cde657901	1474	USBx_HC(hc->ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_ODDFRM;
mbed_official	87:085cde657901	1475	USBx_HC(hc->ch_num)->HCCHAR \|= (is_oddframe << 29);
mbed_official	87:085cde657901	1476
mbed_official	87:085cde657901	1477	/* Set host channel enable */
mbed_official	87:085cde657901	1478	USBx_HC(hc->ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHDIS;
mbed_official	87:085cde657901	1479	USBx_HC(hc->ch_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	87:085cde657901	1480
mbed_official	87:085cde657901	1481	if (dma == 0) /* Slave mode */
mbed_official	87:085cde657901	1482	{
mbed_official	87:085cde657901	1483	if((hc->ep_is_in == 0) && (hc->xfer_len > 0))
mbed_official	87:085cde657901	1484	{
mbed_official	87:085cde657901	1485	switch(hc->ep_type)
mbed_official	87:085cde657901	1486	{
mbed_official	87:085cde657901	1487	/* Non periodic transfer */
mbed_official	87:085cde657901	1488	case EP_TYPE_CTRL:
mbed_official	87:085cde657901	1489	case EP_TYPE_BULK:
mbed_official	87:085cde657901	1490
mbed_official	87:085cde657901	1491	len_words = (hc->xfer_len + 3) / 4;
mbed_official	87:085cde657901	1492
mbed_official	87:085cde657901	1493	/* check if there is enough space in FIFO space */
mbed_official	87:085cde657901	1494	if(len_words > (USBx->HNPTXSTS & 0xFFFF))
mbed_official	87:085cde657901	1495	{
mbed_official	87:085cde657901	1496	/* need to process data in nptxfempty interrupt */
mbed_official	87:085cde657901	1497	USBx->GINTMSK \|= USB_OTG_GINTMSK_NPTXFEM;
mbed_official	87:085cde657901	1498	}
mbed_official	87:085cde657901	1499	break;
mbed_official	87:085cde657901	1500	/* Periodic transfer */
mbed_official	87:085cde657901	1501	case EP_TYPE_INTR:
mbed_official	87:085cde657901	1502	case EP_TYPE_ISOC:
mbed_official	87:085cde657901	1503	len_words = (hc->xfer_len + 3) / 4;
mbed_official	87:085cde657901	1504	/* check if there is enough space in FIFO space */
mbed_official	87:085cde657901	1505	if(len_words > (USBx_HOST->HPTXSTS & 0xFFFF)) /* split the transfer */
mbed_official	87:085cde657901	1506	{
mbed_official	87:085cde657901	1507	/* need to process data in ptxfempty interrupt */
mbed_official	87:085cde657901	1508	USBx->GINTMSK \|= USB_OTG_GINTMSK_PTXFEM;
mbed_official	87:085cde657901	1509	}
mbed_official	87:085cde657901	1510	break;
mbed_official	87:085cde657901	1511
mbed_official	87:085cde657901	1512	default:
mbed_official	87:085cde657901	1513	break;
mbed_official	87:085cde657901	1514	}
mbed_official	87:085cde657901	1515
mbed_official	87:085cde657901	1516	/* Write packet into the Tx FIFO. */
mbed_official	87:085cde657901	1517	USB_WritePacket(USBx, hc->xfer_buff, hc->ch_num, hc->xfer_len, 0);
mbed_official	87:085cde657901	1518	}
mbed_official	87:085cde657901	1519	}
mbed_official	87:085cde657901	1520
mbed_official	87:085cde657901	1521	return HAL_OK;
mbed_official	87:085cde657901	1522	}
mbed_official	87:085cde657901	1523
mbed_official	87:085cde657901	1524	/**
mbed_official	87:085cde657901	1525	* @brief Read all host channel interrupts status
mbed_official	87:085cde657901	1526	* @param USBx : Selected device
mbed_official	87:085cde657901	1527	* @retval HAL state
mbed_official	87:085cde657901	1528	*/
mbed_official	87:085cde657901	1529	uint32_t USB_HC_ReadInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	1530	{
mbed_official	87:085cde657901	1531	return ((USBx_HOST->HAINT) & 0xFFFF);
mbed_official	87:085cde657901	1532	}
mbed_official	87:085cde657901	1533
mbed_official	87:085cde657901	1534	/**
mbed_official	87:085cde657901	1535	* @brief Halt a host channel
mbed_official	87:085cde657901	1536	* @param USBx : Selected device
mbed_official	87:085cde657901	1537	* @param hc_num : Host Channel number
mbed_official	87:085cde657901	1538	* This parameter can be a value from 1 to 15
mbed_official	87:085cde657901	1539	* @retval HAL state
mbed_official	87:085cde657901	1540	*/
mbed_official	87:085cde657901	1541	HAL_StatusTypeDef USB_HC_Halt(USB_OTG_GlobalTypeDef *USBx , uint8_t hc_num)
mbed_official	87:085cde657901	1542	{
mbed_official	87:085cde657901	1543
mbed_official	87:085cde657901	1544	/* Check for space in the request queue to issue the halt. */
mbed_official	87:085cde657901	1545	if (((USBx_HC(hc_num)->HCCHAR) & (HCCHAR_CTRL << 18)) \|\| ((USBx_HC(hc_num)->HCCHAR) & (HCCHAR_BULK << 18)))
mbed_official	87:085cde657901	1546	{
mbed_official	87:085cde657901	1547	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	87:085cde657901	1548
mbed_official	87:085cde657901	1549	if ((USBx->HNPTXSTS & 0xFFFF) == 0)
mbed_official	87:085cde657901	1550	{
mbed_official	87:085cde657901	1551	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	87:085cde657901	1552	}
mbed_official	87:085cde657901	1553	else
mbed_official	87:085cde657901	1554	{
mbed_official	87:085cde657901	1555	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	87:085cde657901	1556	}
mbed_official	87:085cde657901	1557	}
mbed_official	87:085cde657901	1558	else
mbed_official	87:085cde657901	1559	{
mbed_official	87:085cde657901	1560	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	87:085cde657901	1561
mbed_official	87:085cde657901	1562	if ((USBx_HOST->HPTXSTS & 0xFFFF) == 0)
mbed_official	87:085cde657901	1563	{
mbed_official	87:085cde657901	1564	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	87:085cde657901	1565	}
mbed_official	87:085cde657901	1566	else
mbed_official	87:085cde657901	1567	{
mbed_official	87:085cde657901	1568	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	87:085cde657901	1569	}
mbed_official	87:085cde657901	1570	}
mbed_official	87:085cde657901	1571
mbed_official	87:085cde657901	1572	return HAL_OK;
mbed_official	87:085cde657901	1573	}
mbed_official	87:085cde657901	1574
mbed_official	87:085cde657901	1575	/**
mbed_official	87:085cde657901	1576	* @brief Initiate Do Ping protocol
mbed_official	87:085cde657901	1577	* @param USBx : Selected device
mbed_official	87:085cde657901	1578	* @param hc_num : Host Channel number
mbed_official	87:085cde657901	1579	* This parameter can be a value from 1 to 15
mbed_official	87:085cde657901	1580	* @retval HAL state
mbed_official	87:085cde657901	1581	*/
mbed_official	87:085cde657901	1582	HAL_StatusTypeDef USB_DoPing(USB_OTG_GlobalTypeDef *USBx , uint8_t ch_num)
mbed_official	87:085cde657901	1583	{
mbed_official	87:085cde657901	1584	uint8_t num_packets = 1;
mbed_official	87:085cde657901	1585
mbed_official	87:085cde657901	1586	USBx_HC(ch_num)->HCTSIZ = ((num_packets << 19) & USB_OTG_HCTSIZ_PKTCNT) \|\
mbed_official	87:085cde657901	1587	USB_OTG_HCTSIZ_DOPING;
mbed_official	87:085cde657901	1588
mbed_official	87:085cde657901	1589	/* Set host channel enable */
mbed_official	87:085cde657901	1590	USBx_HC(ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHDIS;
mbed_official	87:085cde657901	1591	USBx_HC(ch_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	87:085cde657901	1592
mbed_official	87:085cde657901	1593	return HAL_OK;
mbed_official	87:085cde657901	1594	}
mbed_official	87:085cde657901	1595
mbed_official	87:085cde657901	1596	/**
mbed_official	87:085cde657901	1597	* @brief Stop Host Core
mbed_official	87:085cde657901	1598	* @param USBx : Selected device
mbed_official	87:085cde657901	1599	* @retval HAL state
mbed_official	87:085cde657901	1600	*/
mbed_official	87:085cde657901	1601	HAL_StatusTypeDef USB_StopHost(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	1602	{
mbed_official	87:085cde657901	1603	uint8_t i;
mbed_official	87:085cde657901	1604	USB_DisableGlobalInt(USBx);
mbed_official	87:085cde657901	1605
mbed_official	87:085cde657901	1606	/* Halt all the Host Channels */
mbed_official	87:085cde657901	1607	for (i = 0; i <= 15; i++)
mbed_official	87:085cde657901	1608	{
mbed_official	87:085cde657901	1609	USB_HC_Halt(USBx , i);
mbed_official	87:085cde657901	1610	}
mbed_official	87:085cde657901	1611
mbed_official	87:085cde657901	1612	/* Flush FIFO */
mbed_official	87:085cde657901	1613	USB_FlushTxFifo(USBx, 0x10);
mbed_official	87:085cde657901	1614	USB_FlushRxFifo(USBx);
mbed_official	87:085cde657901	1615
mbed_official	87:085cde657901	1616	/* Clear any pending Host interrups */
mbed_official	87:085cde657901	1617	USBx_HOST->HAINT = 0xFFFFFFFF;
mbed_official	87:085cde657901	1618	USBx->GINTSTS = 0xFFFFFFFF;
mbed_official	87:085cde657901	1619	USB_EnableGlobalInt(USBx);
mbed_official	87:085cde657901	1620	return HAL_OK;
mbed_official	87:085cde657901	1621	}
mbed_official	87:085cde657901	1622	/**
mbed_official	87:085cde657901	1623	* @}
mbed_official	87:085cde657901	1624	*/
mbed_official	87:085cde657901	1625
mbed_official	87:085cde657901	1626	#endif /* defined (HAL_PCD_MODULE_ENABLED) \|\| defined (HAL_HCD_MODULE_ENABLED) */
mbed_official	87:085cde657901	1627
mbed_official	87:085cde657901	1628	/**
mbed_official	87:085cde657901	1629	* @}
mbed_official	87:085cde657901	1630	*/
mbed_official	87:085cde657901	1631
mbed_official	87:085cde657901	1632	/********************** (C) COPYRIGHT STMicroelectronics *END OF FILE**/

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Type:	Library
Created:	29 Jun 2014
Imports:	3
Forks:	0
Commits:	135
Dependents:	1
Dependencies:	0
Followers:	3

targets/cmsis/TARGET_STM/TARGET_NUCLEO_F401RE/stm32f4xx_ll_usb.c@87:085cde657901, 2014-02-08 (annotated)

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