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targets/cmsis/TARGET_STM/TARGET_NUCLEO_F401RE/stm32f4xx_ll_usb.c@274:6937b19af361, 2014-08-06 (annotated)

Committer:: mbed_official
Date:: Wed Aug 06 08:15:07 2014 +0100
Revision:: 274:6937b19af361
Parent:: 226:b062af740e40
Child:: 369:2e96f1b71984

Synchronized with git revision 5b145e4f6c509376173c3ea2aa35a6da879a2124



Full URL: https://github.com/mbedmicro/mbed/commit/5b145e4f6c509376173c3ea2aa35a6da879a2124/



[TARGET_LPC11UXX] PeripheralNames.h and PinMap definitions separation for LPC11UXX platforms

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	226:b062af740e40	5	* @version V1.1.0RC2
mbed_official	226:b062af740e40	6	* @date 14-May-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	/* Reset after a PHY select */
mbed_official	87:085cde657901	116	USB_CoreReset(USBx);
mbed_official	87:085cde657901	117	}
mbed_official	87:085cde657901	118	else /* FS interface (embedded Phy) */
mbed_official	87:085cde657901	119	{
mbed_official	87:085cde657901	120
mbed_official	87:085cde657901	121	/* Select FS Embedded PHY */
mbed_official	87:085cde657901	122	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_PHYSEL;
mbed_official	106:ced8cbb51063	123
mbed_official	87:085cde657901	124	/* Reset after a PHY select and set Host mode */
mbed_official	87:085cde657901	125	USB_CoreReset(USBx);
mbed_official	87:085cde657901	126
mbed_official	87:085cde657901	127	/* Deactivate the power down*/
mbed_official	87:085cde657901	128	USBx->GCCFG = USB_OTG_GCCFG_PWRDWN;
mbed_official	87:085cde657901	129	}
mbed_official	106:ced8cbb51063	130
mbed_official	87:085cde657901	131	if(cfg.dma_enable == ENABLE)
mbed_official	87:085cde657901	132	{
mbed_official	87:085cde657901	133	USBx->GAHBCFG \|= (USB_OTG_GAHBCFG_HBSTLEN_1 \| USB_OTG_GAHBCFG_HBSTLEN_2);
mbed_official	87:085cde657901	134	USBx->GAHBCFG \|= USB_OTG_GAHBCFG_DMAEN;
mbed_official	87:085cde657901	135	}
mbed_official	87:085cde657901	136
mbed_official	87:085cde657901	137	return HAL_OK;
mbed_official	87:085cde657901	138	}
mbed_official	87:085cde657901	139
mbed_official	87:085cde657901	140	/**
mbed_official	87:085cde657901	141	* @brief USB_EnableGlobalInt
mbed_official	87:085cde657901	142	* Enables the controller's Global Int in the AHB Config reg
mbed_official	87:085cde657901	143	* @param USBx : Selected device
mbed_official	87:085cde657901	144	* @retval HAL status
mbed_official	87:085cde657901	145	*/
mbed_official	87:085cde657901	146	HAL_StatusTypeDef USB_EnableGlobalInt(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	147	{
mbed_official	87:085cde657901	148	USBx->GAHBCFG \|= USB_OTG_GAHBCFG_GINT;
mbed_official	87:085cde657901	149	return HAL_OK;
mbed_official	87:085cde657901	150	}
mbed_official	87:085cde657901	151
mbed_official	87:085cde657901	152
mbed_official	87:085cde657901	153	/**
mbed_official	87:085cde657901	154	* @brief USB_DisableGlobalInt
mbed_official	87:085cde657901	155	* Disable the controller's Global Int in the AHB Config reg
mbed_official	87:085cde657901	156	* @param USBx : Selected device
mbed_official	87:085cde657901	157	* @retval HAL status
mbed_official	87:085cde657901	158	*/
mbed_official	87:085cde657901	159	HAL_StatusTypeDef USB_DisableGlobalInt(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	160	{
mbed_official	87:085cde657901	161	USBx->GAHBCFG &= ~USB_OTG_GAHBCFG_GINT;
mbed_official	87:085cde657901	162	return HAL_OK;
mbed_official	87:085cde657901	163	}
mbed_official	87:085cde657901	164
mbed_official	87:085cde657901	165	/**
mbed_official	87:085cde657901	166	* @brief USB_SetCurrentMode : Set functional mode
mbed_official	87:085cde657901	167	* @param USBx : Selected device
mbed_official	87:085cde657901	168	* @param mode : current core mode
mbed_official	87:085cde657901	169	* This parameter can be one of the these values:
mbed_official	87:085cde657901	170	* @arg USB_OTG_DEVICE_MODE: Peripheral mode mode
mbed_official	87:085cde657901	171	* @arg USB_OTG_HOST_MODE: Host mode
mbed_official	87:085cde657901	172	* @arg USB_OTG_DRD_MODE: Dual Role Device mode
mbed_official	87:085cde657901	173	* @retval HAL status
mbed_official	87:085cde657901	174	*/
mbed_official	87:085cde657901	175	HAL_StatusTypeDef USB_SetCurrentMode(USB_OTG_GlobalTypeDef *USBx , USB_OTG_ModeTypeDef mode)
mbed_official	87:085cde657901	176	{
mbed_official	87:085cde657901	177	USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_FHMOD \| USB_OTG_GUSBCFG_FDMOD);
mbed_official	87:085cde657901	178
mbed_official	87:085cde657901	179	if ( mode == USB_OTG_HOST_MODE)
mbed_official	87:085cde657901	180	{
mbed_official	87:085cde657901	181	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_FHMOD;
mbed_official	87:085cde657901	182	}
mbed_official	87:085cde657901	183	else if ( mode == USB_OTG_DEVICE_MODE)
mbed_official	87:085cde657901	184	{
mbed_official	87:085cde657901	185	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_FDMOD;
mbed_official	87:085cde657901	186	}
mbed_official	87:085cde657901	187	HAL_Delay(50);
mbed_official	87:085cde657901	188
mbed_official	87:085cde657901	189	return HAL_OK;
mbed_official	87:085cde657901	190	}
mbed_official	87:085cde657901	191
mbed_official	87:085cde657901	192	/**
mbed_official	87:085cde657901	193	* @brief USB_DevInit : Initializes the USB_OTG controller registers
mbed_official	87:085cde657901	194	* for device mode
mbed_official	87:085cde657901	195	* @param USBx : Selected device
mbed_official	87:085cde657901	196	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	87:085cde657901	197	* the configuration information for the specified USBx peripheral.
mbed_official	87:085cde657901	198	* @retval HAL status
mbed_official	87:085cde657901	199	*/
mbed_official	87:085cde657901	200	HAL_StatusTypeDef USB_DevInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	87:085cde657901	201	{
mbed_official	87:085cde657901	202	uint32_t i = 0;
mbed_official	106:ced8cbb51063	203
mbed_official	106:ced8cbb51063	204	/Activate VBUS Sensing B /
mbed_official	106:ced8cbb51063	205	USBx->GCCFG \|= USB_OTG_GCCFG_VBUSBSEN;
mbed_official	106:ced8cbb51063	206
mbed_official	106:ced8cbb51063	207	if (cfg.vbus_sensing_enable == 0)
mbed_official	106:ced8cbb51063	208	{
mbed_official	106:ced8cbb51063	209	USBx->GCCFG \|= USB_OTG_GCCFG_NOVBUSSENS;
mbed_official	106:ced8cbb51063	210	}
mbed_official	106:ced8cbb51063	211
mbed_official	87:085cde657901	212	/* Restart the Phy Clock */
mbed_official	87:085cde657901	213	USBx_PCGCCTL = 0;
mbed_official	87:085cde657901	214
mbed_official	87:085cde657901	215	/* Device mode configuration */
mbed_official	87:085cde657901	216	USBx_DEVICE->DCFG \|= DCFG_FRAME_INTERVAL_80;
mbed_official	87:085cde657901	217
mbed_official	87:085cde657901	218	if(cfg.phy_itface == USB_OTG_ULPI_PHY)
mbed_official	87:085cde657901	219	{
mbed_official	87:085cde657901	220	if(cfg.speed == USB_OTG_SPEED_HIGH)
mbed_official	87:085cde657901	221	{
mbed_official	87:085cde657901	222	/* Set High speed phy */
mbed_official	87:085cde657901	223	USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH);
mbed_official	87:085cde657901	224	}
mbed_official	87:085cde657901	225	else
mbed_official	87:085cde657901	226	{
mbed_official	87:085cde657901	227	/* set High speed phy in Full speed mode */
mbed_official	87:085cde657901	228	USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH_IN_FULL);
mbed_official	87:085cde657901	229	}
mbed_official	87:085cde657901	230	}
mbed_official	87:085cde657901	231	else
mbed_official	87:085cde657901	232	{
mbed_official	87:085cde657901	233	/* Set Full speed phy */
mbed_official	87:085cde657901	234	USB_SetDevSpeed (USBx , USB_OTG_SPEED_FULL);
mbed_official	87:085cde657901	235	}
mbed_official	87:085cde657901	236
mbed_official	87:085cde657901	237	/* Flush the FIFOs */
mbed_official	87:085cde657901	238	USB_FlushTxFifo(USBx , 0x10); /* all Tx FIFOs */
mbed_official	87:085cde657901	239	USB_FlushRxFifo(USBx);
mbed_official	87:085cde657901	240
mbed_official	87:085cde657901	241
mbed_official	87:085cde657901	242	/* Clear all pending Device Interrupts */
mbed_official	87:085cde657901	243	USBx_DEVICE->DIEPMSK = 0;
mbed_official	87:085cde657901	244	USBx_DEVICE->DOEPMSK = 0;
mbed_official	87:085cde657901	245	USBx_DEVICE->DAINT = 0xFFFFFFFF;
mbed_official	87:085cde657901	246	USBx_DEVICE->DAINTMSK = 0;
mbed_official	87:085cde657901	247
mbed_official	87:085cde657901	248	for (i = 0; i < cfg.dev_endpoints; i++)
mbed_official	87:085cde657901	249	{
mbed_official	87:085cde657901	250	if ((USBx_INEP(i)->DIEPCTL & USB_OTG_DIEPCTL_EPENA) == USB_OTG_DIEPCTL_EPENA)
mbed_official	87:085cde657901	251	{
mbed_official	87:085cde657901	252	USBx_INEP(i)->DIEPCTL = (USB_OTG_DIEPCTL_EPDIS \| USB_OTG_DIEPCTL_SNAK);
mbed_official	87:085cde657901	253	}
mbed_official	87:085cde657901	254	else
mbed_official	87:085cde657901	255	{
mbed_official	87:085cde657901	256	USBx_INEP(i)->DIEPCTL = 0;
mbed_official	87:085cde657901	257	}
mbed_official	87:085cde657901	258
mbed_official	87:085cde657901	259	USBx_INEP(i)->DIEPTSIZ = 0;
mbed_official	87:085cde657901	260	USBx_INEP(i)->DIEPINT = 0xFF;
mbed_official	87:085cde657901	261	}
mbed_official	87:085cde657901	262
mbed_official	87:085cde657901	263	for (i = 0; i < cfg.dev_endpoints; i++)
mbed_official	87:085cde657901	264	{
mbed_official	87:085cde657901	265	if ((USBx_OUTEP(i)->DOEPCTL & USB_OTG_DOEPCTL_EPENA) == USB_OTG_DOEPCTL_EPENA)
mbed_official	87:085cde657901	266	{
mbed_official	87:085cde657901	267	USBx_OUTEP(i)->DOEPCTL = (USB_OTG_DOEPCTL_EPDIS \| USB_OTG_DOEPCTL_SNAK);
mbed_official	87:085cde657901	268	}
mbed_official	87:085cde657901	269	else
mbed_official	87:085cde657901	270	{
mbed_official	87:085cde657901	271	USBx_OUTEP(i)->DOEPCTL = 0;
mbed_official	87:085cde657901	272	}
mbed_official	87:085cde657901	273
mbed_official	87:085cde657901	274	USBx_OUTEP(i)->DOEPTSIZ = 0;
mbed_official	87:085cde657901	275	USBx_OUTEP(i)->DOEPINT = 0xFF;
mbed_official	87:085cde657901	276	}
mbed_official	87:085cde657901	277
mbed_official	87:085cde657901	278	USBx_DEVICE->DIEPMSK &= ~(USB_OTG_DIEPMSK_TXFURM);
mbed_official	87:085cde657901	279
mbed_official	87:085cde657901	280	if (cfg.dma_enable == 1)
mbed_official	87:085cde657901	281	{
mbed_official	87:085cde657901	282	/Set threshold parameters /
mbed_official	87:085cde657901	283	USBx_DEVICE->DTHRCTL = (USB_OTG_DTHRCTL_TXTHRLEN_6 \| USB_OTG_DTHRCTL_RXTHRLEN_6);
mbed_official	87:085cde657901	284	USBx_DEVICE->DTHRCTL \|= (USB_OTG_DTHRCTL_RXTHREN \| USB_OTG_DTHRCTL_ISOTHREN \| USB_OTG_DTHRCTL_NONISOTHREN);
mbed_official	87:085cde657901	285
mbed_official	87:085cde657901	286	i= USBx_DEVICE->DTHRCTL;
mbed_official	87:085cde657901	287	}
mbed_official	87:085cde657901	288
mbed_official	87:085cde657901	289	/* Disable all interrupts. */
mbed_official	87:085cde657901	290	USBx->GINTMSK = 0;
mbed_official	87:085cde657901	291
mbed_official	87:085cde657901	292	/* Clear any pending interrupts */
mbed_official	87:085cde657901	293	USBx->GINTSTS = 0xBFFFFFFF;
mbed_official	87:085cde657901	294
mbed_official	87:085cde657901	295	/* Enable the common interrupts */
mbed_official	87:085cde657901	296	if (cfg.dma_enable == DISABLE)
mbed_official	87:085cde657901	297	{
mbed_official	87:085cde657901	298	USBx->GINTMSK \|= USB_OTG_GINTMSK_RXFLVLM;
mbed_official	87:085cde657901	299	}
mbed_official	87:085cde657901	300
mbed_official	87:085cde657901	301	/* Enable interrupts matching to the Device mode ONLY */
mbed_official	87:085cde657901	302	USBx->GINTMSK \|= (USB_OTG_GINTMSK_USBSUSPM \| USB_OTG_GINTMSK_USBRST \|\
mbed_official	87:085cde657901	303	USB_OTG_GINTMSK_ENUMDNEM \| USB_OTG_GINTMSK_IEPINT \|\
mbed_official	106:ced8cbb51063	304	USB_OTG_GINTMSK_OEPINT \| USB_OTG_GINTMSK_IISOIXFRM\|\
mbed_official	106:ced8cbb51063	305	USB_OTG_GINTMSK_PXFRM_IISOOXFRM \| USB_OTG_GINTMSK_WUIM);
mbed_official	87:085cde657901	306
mbed_official	106:ced8cbb51063	307	if(cfg.Sof_enable)
mbed_official	106:ced8cbb51063	308	{
mbed_official	106:ced8cbb51063	309	USBx->GINTMSK \|= USB_OTG_GINTMSK_SOFM;
mbed_official	106:ced8cbb51063	310	}
mbed_official	106:ced8cbb51063	311
mbed_official	87:085cde657901	312	if (cfg.vbus_sensing_enable == ENABLE)
mbed_official	87:085cde657901	313	{
mbed_official	87:085cde657901	314	USBx->GINTMSK \|= (USB_OTG_GINTMSK_SRQIM \| USB_OTG_GINTMSK_OTGINT);
mbed_official	87:085cde657901	315	}
mbed_official	87:085cde657901	316
mbed_official	87:085cde657901	317	return HAL_OK;
mbed_official	87:085cde657901	318	}
mbed_official	87:085cde657901	319
mbed_official	87:085cde657901	320
mbed_official	87:085cde657901	321	/**
mbed_official	87:085cde657901	322	* @brief USB_OTG_FlushTxFifo : Flush a Tx FIFO
mbed_official	87:085cde657901	323	* @param USBx : Selected device
mbed_official	87:085cde657901	324	* @param num : FIFO number
mbed_official	87:085cde657901	325	* This parameter can be a value from 1 to 15
mbed_official	87:085cde657901	326	15 means Flush all Tx FIFOs
mbed_official	87:085cde657901	327	* @retval HAL status
mbed_official	87:085cde657901	328	*/
mbed_official	87:085cde657901	329	HAL_StatusTypeDef USB_FlushTxFifo (USB_OTG_GlobalTypeDef *USBx, uint32_t num )
mbed_official	87:085cde657901	330	{
mbed_official	87:085cde657901	331	uint32_t count = 0;
mbed_official	87:085cde657901	332
mbed_official	87:085cde657901	333	USBx->GRSTCTL = ( USB_OTG_GRSTCTL_TXFFLSH \|(uint32_t)( num << 5 ));
mbed_official	87:085cde657901	334
mbed_official	87:085cde657901	335	do
mbed_official	87:085cde657901	336	{
mbed_official	87:085cde657901	337	if (++count > 200000)
mbed_official	87:085cde657901	338	{
mbed_official	106:ced8cbb51063	339	return HAL_TIMEOUT;
mbed_official	87:085cde657901	340	}
mbed_official	87:085cde657901	341	}
mbed_official	87:085cde657901	342	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_TXFFLSH) == USB_OTG_GRSTCTL_TXFFLSH);
mbed_official	106:ced8cbb51063	343
mbed_official	87:085cde657901	344	return HAL_OK;
mbed_official	87:085cde657901	345	}
mbed_official	87:085cde657901	346
mbed_official	87:085cde657901	347
mbed_official	87:085cde657901	348	/**
mbed_official	87:085cde657901	349	* @brief USB_FlushRxFifo : Flush Rx FIFO
mbed_official	87:085cde657901	350	* @param USBx : Selected device
mbed_official	87:085cde657901	351	* @retval HAL status
mbed_official	87:085cde657901	352	*/
mbed_official	87:085cde657901	353	HAL_StatusTypeDef USB_FlushRxFifo(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	354	{
mbed_official	87:085cde657901	355	uint32_t count = 0;
mbed_official	87:085cde657901	356
mbed_official	87:085cde657901	357	USBx->GRSTCTL = USB_OTG_GRSTCTL_RXFFLSH;
mbed_official	87:085cde657901	358
mbed_official	87:085cde657901	359	do
mbed_official	87:085cde657901	360	{
mbed_official	87:085cde657901	361	if (++count > 200000)
mbed_official	87:085cde657901	362	{
mbed_official	106:ced8cbb51063	363	return HAL_TIMEOUT;
mbed_official	87:085cde657901	364	}
mbed_official	87:085cde657901	365	}
mbed_official	87:085cde657901	366	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_RXFFLSH) == USB_OTG_GRSTCTL_RXFFLSH);
mbed_official	106:ced8cbb51063	367
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	106:ced8cbb51063	429	USBx_DEVICE->DAINTMSK \|= USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)));
mbed_official	106:ced8cbb51063	430
mbed_official	87:085cde657901	431	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0)
mbed_official	87:085cde657901	432	{
mbed_official	87:085cde657901	433	USBx_INEP(ep->num)->DIEPCTL \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	106:ced8cbb51063	434	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	87:085cde657901	435	}
mbed_official	106:ced8cbb51063	436
mbed_official	87:085cde657901	437	}
mbed_official	87:085cde657901	438	else
mbed_official	87:085cde657901	439	{
mbed_official	106:ced8cbb51063	440	USBx_DEVICE->DAINTMSK \|= USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16);
mbed_official	106:ced8cbb51063	441
mbed_official	87:085cde657901	442	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0)
mbed_official	87:085cde657901	443	{
mbed_official	87:085cde657901	444	USBx_OUTEP(ep->num)->DOEPCTL \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	106:ced8cbb51063	445	(USB_OTG_DIEPCTL_SD0PID_SEVNFRM)\| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	87:085cde657901	446	}
mbed_official	87:085cde657901	447	}
mbed_official	87:085cde657901	448	return HAL_OK;
mbed_official	87:085cde657901	449	}
mbed_official	87:085cde657901	450	/**
mbed_official	87:085cde657901	451	* @brief Activate and configure a dedicated endpoint
mbed_official	87:085cde657901	452	* @param USBx : Selected device
mbed_official	87:085cde657901	453	* @param ep: pointer to endpoint structure
mbed_official	87:085cde657901	454	* @retval HAL status
mbed_official	87:085cde657901	455	*/
mbed_official	87:085cde657901	456	HAL_StatusTypeDef USB_ActivateDedicatedEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	87:085cde657901	457	{
mbed_official	87:085cde657901	458	static __IO uint32_t debug = 0;
mbed_official	87:085cde657901	459
mbed_official	87:085cde657901	460	/* Read DEPCTLn register */
mbed_official	87:085cde657901	461	if (ep->is_in == 1)
mbed_official	87:085cde657901	462	{
mbed_official	87:085cde657901	463	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0)
mbed_official	87:085cde657901	464	{
mbed_official	87:085cde657901	465	USBx_INEP(ep->num)->DIEPCTL \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	87:085cde657901	466	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	87:085cde657901	467	}
mbed_official	87:085cde657901	468
mbed_official	87:085cde657901	469
mbed_official	87:085cde657901	470	debug \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	87:085cde657901	471	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	87:085cde657901	472
mbed_official	87:085cde657901	473	USBx_DEVICE->DEACHMSK \|= USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)));
mbed_official	87:085cde657901	474	}
mbed_official	87:085cde657901	475	else
mbed_official	87:085cde657901	476	{
mbed_official	87:085cde657901	477	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0)
mbed_official	87:085cde657901	478	{
mbed_official	87:085cde657901	479	USBx_OUTEP(ep->num)->DOEPCTL \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	87:085cde657901	480	((ep->num) << 22 ) \| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	87:085cde657901	481
mbed_official	87:085cde657901	482	debug = (uint32_t)(((uint32_t )USBx) + USB_OTG_OUT_ENDPOINT_BASE + (0)*USB_OTG_EP_REG_SIZE);
mbed_official	87:085cde657901	483	debug = (uint32_t )&USBx_OUTEP(ep->num)->DOEPCTL;
mbed_official	87:085cde657901	484	debug \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	87:085cde657901	485	((ep->num) << 22 ) \| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	87:085cde657901	486	}
mbed_official	87:085cde657901	487
mbed_official	87:085cde657901	488	USBx_DEVICE->DEACHMSK \|= USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16);
mbed_official	87:085cde657901	489	}
mbed_official	87:085cde657901	490
mbed_official	87:085cde657901	491	return HAL_OK;
mbed_official	87:085cde657901	492	}
mbed_official	87:085cde657901	493	/**
mbed_official	87:085cde657901	494	* @brief De-activate and de-initialize an endpoint
mbed_official	87:085cde657901	495	* @param USBx : Selected device
mbed_official	87:085cde657901	496	* @param ep: pointer to endpoint structure
mbed_official	87:085cde657901	497	* @retval HAL status
mbed_official	87:085cde657901	498	*/
mbed_official	87:085cde657901	499	HAL_StatusTypeDef USB_DeactivateEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	87:085cde657901	500	{
mbed_official	87:085cde657901	501	/* Read DEPCTLn register */
mbed_official	87:085cde657901	502	if (ep->is_in == 1)
mbed_official	87:085cde657901	503	{
mbed_official	87:085cde657901	504	USBx_DEVICE->DEACHMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	106:ced8cbb51063	505	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	106:ced8cbb51063	506	USBx_INEP(ep->num)->DIEPCTL &= ~ USB_OTG_DIEPCTL_USBAEP;
mbed_official	87:085cde657901	507	}
mbed_official	87:085cde657901	508	else
mbed_official	87:085cde657901	509	{
mbed_official	106:ced8cbb51063	510
mbed_official	87:085cde657901	511	USBx_DEVICE->DEACHMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	106:ced8cbb51063	512	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	106:ced8cbb51063	513	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP;
mbed_official	87:085cde657901	514	}
mbed_official	87:085cde657901	515	return HAL_OK;
mbed_official	87:085cde657901	516	}
mbed_official	87:085cde657901	517
mbed_official	87:085cde657901	518	/**
mbed_official	87:085cde657901	519	* @brief De-activate and de-initialize a dedicated endpoint
mbed_official	87:085cde657901	520	* @param USBx : Selected device
mbed_official	87:085cde657901	521	* @param ep: pointer to endpoint structure
mbed_official	87:085cde657901	522	* @retval HAL status
mbed_official	87:085cde657901	523	*/
mbed_official	87:085cde657901	524	HAL_StatusTypeDef USB_DeactivateDedicatedEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	87:085cde657901	525	{
mbed_official	87:085cde657901	526	/* Read DEPCTLn register */
mbed_official	87:085cde657901	527	if (ep->is_in == 1)
mbed_official	87:085cde657901	528	{
mbed_official	87:085cde657901	529	USBx_INEP(ep->num)->DIEPCTL &= ~ USB_OTG_DIEPCTL_USBAEP;
mbed_official	87:085cde657901	530	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	87:085cde657901	531	}
mbed_official	87:085cde657901	532	else
mbed_official	87:085cde657901	533	{
mbed_official	87:085cde657901	534	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP;
mbed_official	87:085cde657901	535	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	87:085cde657901	536	}
mbed_official	87:085cde657901	537	return HAL_OK;
mbed_official	87:085cde657901	538	}
mbed_official	87:085cde657901	539
mbed_official	87:085cde657901	540	/**
mbed_official	87:085cde657901	541	* @brief USB_EPStartXfer : setup and starts a transfer over an EP
mbed_official	87:085cde657901	542	* @param USBx : Selected device
mbed_official	87:085cde657901	543	* @param ep: pointer to endpoint structure
mbed_official	87:085cde657901	544	* @param dma: USB dma enabled or disabled
mbed_official	87:085cde657901	545	* This parameter can be one of the these values:
mbed_official	87:085cde657901	546	* 0 : DMA feature not used
mbed_official	87:085cde657901	547	* 1 : DMA feature used
mbed_official	87:085cde657901	548	* @retval HAL status
mbed_official	87:085cde657901	549	*/
mbed_official	87:085cde657901	550	HAL_StatusTypeDef USB_EPStartXfer(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep, uint8_t dma)
mbed_official	87:085cde657901	551	{
mbed_official	87:085cde657901	552	uint16_t pktcnt = 0;
mbed_official	87:085cde657901	553
mbed_official	87:085cde657901	554	/* IN endpoint */
mbed_official	87:085cde657901	555	if (ep->is_in == 1)
mbed_official	87:085cde657901	556	{
mbed_official	87:085cde657901	557	/* Zero Length Packet? */
mbed_official	87:085cde657901	558	if (ep->xfer_len == 0)
mbed_official	87:085cde657901	559	{
mbed_official	87:085cde657901	560	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	87:085cde657901	561	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	87:085cde657901	562	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	87:085cde657901	563	}
mbed_official	87:085cde657901	564	else
mbed_official	87:085cde657901	565	{
mbed_official	87:085cde657901	566	/* Program the transfer size and packet count
mbed_official	87:085cde657901	567	* as follows: xfersize = N * maxpacket +
mbed_official	87:085cde657901	568	* short_packet pktcnt = N + (short_packet
mbed_official	87:085cde657901	569	* exist ? 1 : 0)
mbed_official	87:085cde657901	570	*/
mbed_official	87:085cde657901	571	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	87:085cde657901	572	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	87:085cde657901	573	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (((ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket) << 19)) ;
mbed_official	87:085cde657901	574	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len);
mbed_official	87:085cde657901	575
mbed_official	87:085cde657901	576	if (ep->type == EP_TYPE_ISOC)
mbed_official	87:085cde657901	577	{
mbed_official	87:085cde657901	578	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_MULCNT);
mbed_official	87:085cde657901	579	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_MULCNT & (1 << 29));
mbed_official	87:085cde657901	580	}
mbed_official	87:085cde657901	581	}
mbed_official	87:085cde657901	582
mbed_official	87:085cde657901	583	if (dma == 1)
mbed_official	87:085cde657901	584	{
mbed_official	87:085cde657901	585	USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr);
mbed_official	87:085cde657901	586	}
mbed_official	87:085cde657901	587	else
mbed_official	87:085cde657901	588	{
mbed_official	87:085cde657901	589	if (ep->type != EP_TYPE_ISOC)
mbed_official	87:085cde657901	590	{
mbed_official	87:085cde657901	591	/* Enable the Tx FIFO Empty Interrupt for this EP */
mbed_official	87:085cde657901	592	if (ep->xfer_len > 0)
mbed_official	87:085cde657901	593	{
mbed_official	87:085cde657901	594	USBx_DEVICE->DIEPEMPMSK \|= 1 << ep->num;
mbed_official	87:085cde657901	595	}
mbed_official	87:085cde657901	596	}
mbed_official	87:085cde657901	597	}
mbed_official	87:085cde657901	598
mbed_official	87:085cde657901	599	if (ep->type == EP_TYPE_ISOC)
mbed_official	87:085cde657901	600	{
mbed_official	87:085cde657901	601	if ((USBx_DEVICE->DSTS & ( 1 << 8 )) == 0)
mbed_official	87:085cde657901	602	{
mbed_official	87:085cde657901	603	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SODDFRM;
mbed_official	87:085cde657901	604	}
mbed_official	87:085cde657901	605	else
mbed_official	87:085cde657901	606	{
mbed_official	87:085cde657901	607	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SD0PID_SEVNFRM;
mbed_official	87:085cde657901	608	}
mbed_official	87:085cde657901	609	}
mbed_official	87:085cde657901	610
mbed_official	87:085cde657901	611	/* EP enable, IN data in FIFO */
mbed_official	87:085cde657901	612	USBx_INEP(ep->num)->DIEPCTL \|= (USB_OTG_DIEPCTL_CNAK \| USB_OTG_DIEPCTL_EPENA);
mbed_official	87:085cde657901	613
mbed_official	87:085cde657901	614	if (ep->type == EP_TYPE_ISOC)
mbed_official	87:085cde657901	615	{
mbed_official	87:085cde657901	616	USB_WritePacket(USBx, ep->xfer_buff, ep->num, ep->xfer_len, dma);
mbed_official	87:085cde657901	617	}
mbed_official	87:085cde657901	618	}
mbed_official	87:085cde657901	619	else /* OUT endpoint */
mbed_official	87:085cde657901	620	{
mbed_official	87:085cde657901	621	/* Program the transfer size and packet count as follows:
mbed_official	87:085cde657901	622	* pktcnt = N
mbed_official	87:085cde657901	623	* xfersize = N * maxpacket
mbed_official	87:085cde657901	624	*/
mbed_official	87:085cde657901	625	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ);
mbed_official	87:085cde657901	626	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT);
mbed_official	87:085cde657901	627
mbed_official	87:085cde657901	628	if (ep->xfer_len == 0)
mbed_official	87:085cde657901	629	{
mbed_official	87:085cde657901	630	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & ep->maxpacket);
mbed_official	87:085cde657901	631	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	87:085cde657901	632	}
mbed_official	87:085cde657901	633	else
mbed_official	87:085cde657901	634	{
mbed_official	87:085cde657901	635	pktcnt = (ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket;
mbed_official	87:085cde657901	636	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (pktcnt << 19)); ;
mbed_official	87:085cde657901	637	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket * pktcnt));
mbed_official	87:085cde657901	638	}
mbed_official	87:085cde657901	639
mbed_official	87:085cde657901	640	if (dma == 1)
mbed_official	87:085cde657901	641	{
mbed_official	87:085cde657901	642	USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)ep->xfer_buff;
mbed_official	87:085cde657901	643	}
mbed_official	87:085cde657901	644
mbed_official	87:085cde657901	645	if (ep->type == EP_TYPE_ISOC)
mbed_official	87:085cde657901	646	{
mbed_official	87:085cde657901	647	if ((USBx_DEVICE->DSTS & ( 1 << 8 )) == 0)
mbed_official	87:085cde657901	648	{
mbed_official	87:085cde657901	649	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SODDFRM;
mbed_official	87:085cde657901	650	}
mbed_official	87:085cde657901	651	else
mbed_official	87:085cde657901	652	{
mbed_official	87:085cde657901	653	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SD0PID_SEVNFRM;
mbed_official	87:085cde657901	654	}
mbed_official	87:085cde657901	655	}
mbed_official	87:085cde657901	656	/* EP enable */
mbed_official	87:085cde657901	657	USBx_OUTEP(ep->num)->DOEPCTL \|= (USB_OTG_DOEPCTL_CNAK \| USB_OTG_DOEPCTL_EPENA);
mbed_official	87:085cde657901	658	}
mbed_official	87:085cde657901	659	return HAL_OK;
mbed_official	87:085cde657901	660	}
mbed_official	87:085cde657901	661
mbed_official	87:085cde657901	662	/**
mbed_official	87:085cde657901	663	* @brief USB_EP0StartXfer : setup and starts a transfer over the EP 0
mbed_official	87:085cde657901	664	* @param USBx : Selected device
mbed_official	87:085cde657901	665	* @param ep: pointer to endpoint structure
mbed_official	87:085cde657901	666	* @param dma: USB dma enabled or disabled
mbed_official	87:085cde657901	667	* This parameter can be one of the these values:
mbed_official	87:085cde657901	668	* 0 : DMA feature not used
mbed_official	87:085cde657901	669	* 1 : DMA feature used
mbed_official	87:085cde657901	670	* @retval HAL status
mbed_official	87:085cde657901	671	*/
mbed_official	87:085cde657901	672	HAL_StatusTypeDef USB_EP0StartXfer(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep, uint8_t dma)
mbed_official	87:085cde657901	673	{
mbed_official	87:085cde657901	674	/* IN endpoint */
mbed_official	87:085cde657901	675	if (ep->is_in == 1)
mbed_official	87:085cde657901	676	{
mbed_official	87:085cde657901	677	/* Zero Length Packet? */
mbed_official	87:085cde657901	678	if (ep->xfer_len == 0)
mbed_official	87:085cde657901	679	{
mbed_official	87:085cde657901	680	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	87:085cde657901	681	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	87:085cde657901	682	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	87:085cde657901	683	}
mbed_official	87:085cde657901	684	else
mbed_official	87:085cde657901	685	{
mbed_official	87:085cde657901	686	/* Program the transfer size and packet count
mbed_official	87:085cde657901	687	* as follows: xfersize = N * maxpacket +
mbed_official	87:085cde657901	688	* short_packet pktcnt = N + (short_packet
mbed_official	87:085cde657901	689	* exist ? 1 : 0)
mbed_official	87:085cde657901	690	*/
mbed_official	87:085cde657901	691	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	87:085cde657901	692	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	87:085cde657901	693
mbed_official	87:085cde657901	694	if(ep->xfer_len > ep->maxpacket)
mbed_official	87:085cde657901	695	{
mbed_official	87:085cde657901	696	ep->xfer_len = ep->maxpacket;
mbed_official	87:085cde657901	697	}
mbed_official	87:085cde657901	698	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	87:085cde657901	699	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len);
mbed_official	87:085cde657901	700
mbed_official	87:085cde657901	701	}
mbed_official	87:085cde657901	702
mbed_official	87:085cde657901	703	if (dma == 1)
mbed_official	87:085cde657901	704	{
mbed_official	87:085cde657901	705	USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr);
mbed_official	87:085cde657901	706	}
mbed_official	87:085cde657901	707	else
mbed_official	87:085cde657901	708	{
mbed_official	87:085cde657901	709	/* Enable the Tx FIFO Empty Interrupt for this EP */
mbed_official	87:085cde657901	710	if (ep->xfer_len > 0)
mbed_official	87:085cde657901	711	{
mbed_official	87:085cde657901	712	USBx_DEVICE->DIEPEMPMSK \|= 1 << (ep->num);
mbed_official	87:085cde657901	713	}
mbed_official	87:085cde657901	714	}
mbed_official	87:085cde657901	715
mbed_official	87:085cde657901	716	/* EP enable, IN data in FIFO */
mbed_official	87:085cde657901	717	USBx_INEP(ep->num)->DIEPCTL \|= (USB_OTG_DIEPCTL_CNAK \| USB_OTG_DIEPCTL_EPENA);
mbed_official	87:085cde657901	718	}
mbed_official	87:085cde657901	719	else /* OUT endpoint */
mbed_official	87:085cde657901	720	{
mbed_official	87:085cde657901	721	/* Program the transfer size and packet count as follows:
mbed_official	87:085cde657901	722	* pktcnt = N
mbed_official	87:085cde657901	723	* xfersize = N * maxpacket
mbed_official	87:085cde657901	724	*/
mbed_official	87:085cde657901	725	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ);
mbed_official	87:085cde657901	726	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT);
mbed_official	87:085cde657901	727
mbed_official	87:085cde657901	728	if (ep->xfer_len > 0)
mbed_official	87:085cde657901	729	{
mbed_official	87:085cde657901	730	ep->xfer_len = ep->maxpacket;
mbed_official	87:085cde657901	731	}
mbed_official	87:085cde657901	732
mbed_official	87:085cde657901	733	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19));
mbed_official	87:085cde657901	734	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket));
mbed_official	87:085cde657901	735
mbed_official	87:085cde657901	736
mbed_official	87:085cde657901	737	if (dma == 1)
mbed_official	87:085cde657901	738	{
mbed_official	87:085cde657901	739	USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)(ep->xfer_buff);
mbed_official	87:085cde657901	740	}
mbed_official	87:085cde657901	741
mbed_official	87:085cde657901	742	/* EP enable */
mbed_official	87:085cde657901	743	USBx_OUTEP(ep->num)->DOEPCTL \|= (USB_OTG_DOEPCTL_CNAK \| USB_OTG_DOEPCTL_EPENA);
mbed_official	87:085cde657901	744	}
mbed_official	87:085cde657901	745	return HAL_OK;
mbed_official	87:085cde657901	746	}
mbed_official	87:085cde657901	747
mbed_official	87:085cde657901	748	/**
mbed_official	87:085cde657901	749	* @brief USB_WritePacket : Writes a packet into the Tx FIFO associated
mbed_official	87:085cde657901	750	* with the EP/channel
mbed_official	87:085cde657901	751	* @param USBx : Selected device
mbed_official	87:085cde657901	752	* @param src : pointer to source buffer
mbed_official	87:085cde657901	753	* @param ch_ep_num : endpoint or host channel number
mbed_official	87:085cde657901	754	* @param len : Number of bytes to write
mbed_official	87:085cde657901	755	* @param dma: USB dma enabled or disabled
mbed_official	87:085cde657901	756	* This parameter can be one of the these values:
mbed_official	87:085cde657901	757	* 0 : DMA feature not used
mbed_official	87:085cde657901	758	* 1 : DMA feature used
mbed_official	87:085cde657901	759	* @retval HAL status
mbed_official	87:085cde657901	760	*/
mbed_official	87:085cde657901	761	HAL_StatusTypeDef USB_WritePacket(USB_OTG_GlobalTypeDef USBx, uint8_t src, uint8_t ch_ep_num, uint16_t len, uint8_t dma)
mbed_official	87:085cde657901	762	{
mbed_official	87:085cde657901	763	uint32_t count32b= 0 , i= 0;
mbed_official	87:085cde657901	764
mbed_official	87:085cde657901	765	if (dma == 0)
mbed_official	87:085cde657901	766	{
mbed_official	87:085cde657901	767	count32b = (len + 3) / 4;
mbed_official	87:085cde657901	768	for (i = 0; i < count32b; i++, src += 4)
mbed_official	87:085cde657901	769	{
mbed_official	87:085cde657901	770	USBx_DFIFO(ch_ep_num) = ((__packed uint32_t )src);
mbed_official	87:085cde657901	771	}
mbed_official	87:085cde657901	772	}
mbed_official	87:085cde657901	773	return HAL_OK;
mbed_official	87:085cde657901	774	}
mbed_official	87:085cde657901	775
mbed_official	87:085cde657901	776	/**
mbed_official	87:085cde657901	777	* @brief USB_ReadPacket : read a packet from the Tx FIFO associated
mbed_official	87:085cde657901	778	* with the EP/channel
mbed_official	87:085cde657901	779	* @param USBx : Selected device
mbed_official	87:085cde657901	780	* @param src : source pointer
mbed_official	87:085cde657901	781	* @param ch_ep_num : endpoint or host channel number
mbed_official	87:085cde657901	782	* @param len : Noumber of bytes to read
mbed_official	87:085cde657901	783	* @param dma: USB dma enabled or disabled
mbed_official	87:085cde657901	784	* This parameter can be one of the these values:
mbed_official	87:085cde657901	785	* 0 : DMA feature not used
mbed_official	87:085cde657901	786	* 1 : DMA feature used
mbed_official	87:085cde657901	787	* @retval pointer to desctination buffer
mbed_official	87:085cde657901	788	*/
mbed_official	87:085cde657901	789	void USB_ReadPacket(USB_OTG_GlobalTypeDef USBx, uint8_t *dest, uint16_t len)
mbed_official	87:085cde657901	790	{
mbed_official	87:085cde657901	791	uint32_t i=0;
mbed_official	87:085cde657901	792	uint32_t count32b = (len + 3) / 4;
mbed_official	87:085cde657901	793
mbed_official	87:085cde657901	794	for ( i = 0; i < count32b; i++, dest += 4 )
mbed_official	87:085cde657901	795	{
mbed_official	87:085cde657901	796	(__packed uint32_t )dest = USBx_DFIFO(0);
mbed_official	87:085cde657901	797
mbed_official	87:085cde657901	798	}
mbed_official	87:085cde657901	799	return ((void *)dest);
mbed_official	87:085cde657901	800	}
mbed_official	87:085cde657901	801
mbed_official	87:085cde657901	802	/**
mbed_official	87:085cde657901	803	* @brief USB_EPSetStall : set a stall condition over an EP
mbed_official	87:085cde657901	804	* @param USBx : Selected device
mbed_official	87:085cde657901	805	* @param ep: pointer to endpoint structure
mbed_official	87:085cde657901	806	* @retval HAL status
mbed_official	87:085cde657901	807	*/
mbed_official	87:085cde657901	808	HAL_StatusTypeDef USB_EPSetStall(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep)
mbed_official	87:085cde657901	809	{
mbed_official	87:085cde657901	810	if (ep->is_in == 1)
mbed_official	87:085cde657901	811	{
mbed_official	87:085cde657901	812	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_EPENA) == 0)
mbed_official	87:085cde657901	813	{
mbed_official	87:085cde657901	814	USBx_INEP(ep->num)->DIEPCTL &= ~(USB_OTG_DIEPCTL_EPDIS);
mbed_official	87:085cde657901	815	}
mbed_official	87:085cde657901	816	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_STALL;
mbed_official	87:085cde657901	817	}
mbed_official	87:085cde657901	818	else
mbed_official	87:085cde657901	819	{
mbed_official	87:085cde657901	820	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_EPENA) == 0)
mbed_official	87:085cde657901	821	{
mbed_official	87:085cde657901	822	USBx_OUTEP(ep->num)->DOEPCTL &= ~(USB_OTG_DOEPCTL_EPDIS);
mbed_official	87:085cde657901	823	}
mbed_official	87:085cde657901	824	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_STALL;
mbed_official	87:085cde657901	825	}
mbed_official	87:085cde657901	826	return HAL_OK;
mbed_official	87:085cde657901	827	}
mbed_official	87:085cde657901	828
mbed_official	87:085cde657901	829
mbed_official	87:085cde657901	830	/**
mbed_official	87:085cde657901	831	* @brief USB_EPClearStall : Clear a stall condition over an EP
mbed_official	87:085cde657901	832	* @param USBx : Selected device
mbed_official	87:085cde657901	833	* @param ep: pointer to endpoint structure
mbed_official	87:085cde657901	834	* @retval HAL status
mbed_official	87:085cde657901	835	*/
mbed_official	87:085cde657901	836	HAL_StatusTypeDef USB_EPClearStall(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	87:085cde657901	837	{
mbed_official	87:085cde657901	838	if (ep->is_in == 1)
mbed_official	87:085cde657901	839	{
mbed_official	87:085cde657901	840	USBx_INEP(ep->num)->DIEPCTL &= ~USB_OTG_DIEPCTL_STALL;
mbed_official	87:085cde657901	841	if (ep->type == EP_TYPE_INTR \|\| ep->type == EP_TYPE_BULK)
mbed_official	87:085cde657901	842	{
mbed_official	87:085cde657901	843	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SD0PID_SEVNFRM; /* DATA0 */
mbed_official	87:085cde657901	844	}
mbed_official	87:085cde657901	845	}
mbed_official	87:085cde657901	846	else
mbed_official	87:085cde657901	847	{
mbed_official	87:085cde657901	848	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_STALL;
mbed_official	87:085cde657901	849	if (ep->type == EP_TYPE_INTR \|\| ep->type == EP_TYPE_BULK)
mbed_official	87:085cde657901	850	{
mbed_official	87:085cde657901	851	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SD0PID_SEVNFRM; /* DATA0 */
mbed_official	87:085cde657901	852	}
mbed_official	87:085cde657901	853	}
mbed_official	87:085cde657901	854	return HAL_OK;
mbed_official	87:085cde657901	855	}
mbed_official	87:085cde657901	856
mbed_official	87:085cde657901	857	/**
mbed_official	87:085cde657901	858	* @brief USB_StopDevice : Stop the usb device mode
mbed_official	87:085cde657901	859	* @param USBx : Selected device
mbed_official	87:085cde657901	860	* @retval HAL status
mbed_official	87:085cde657901	861	*/
mbed_official	87:085cde657901	862	HAL_StatusTypeDef USB_StopDevice(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	863	{
mbed_official	87:085cde657901	864	uint32_t i;
mbed_official	87:085cde657901	865
mbed_official	87:085cde657901	866	/* Clear Pending interrupt */
mbed_official	87:085cde657901	867	for (i = 0; i < 15 ; i++)
mbed_official	87:085cde657901	868	{
mbed_official	87:085cde657901	869	USBx_INEP(i)->DIEPINT = 0xFF;
mbed_official	87:085cde657901	870	USBx_OUTEP(i)->DOEPINT = 0xFF;
mbed_official	87:085cde657901	871	}
mbed_official	87:085cde657901	872	USBx_DEVICE->DAINT = 0xFFFFFFFF;
mbed_official	87:085cde657901	873
mbed_official	87:085cde657901	874	/* Clear interrupt masks */
mbed_official	87:085cde657901	875	USBx_DEVICE->DIEPMSK = 0;
mbed_official	87:085cde657901	876	USBx_DEVICE->DOEPMSK = 0;
mbed_official	87:085cde657901	877	USBx_DEVICE->DAINTMSK = 0;
mbed_official	87:085cde657901	878
mbed_official	87:085cde657901	879	/* Flush the FIFO */
mbed_official	87:085cde657901	880	USB_FlushRxFifo(USBx);
mbed_official	87:085cde657901	881	USB_FlushTxFifo(USBx , 0x10 );
mbed_official	87:085cde657901	882
mbed_official	87:085cde657901	883	return HAL_OK;
mbed_official	87:085cde657901	884	}
mbed_official	87:085cde657901	885
mbed_official	87:085cde657901	886	/**
mbed_official	87:085cde657901	887	* @brief USB_SetDevAddress : Stop the usb device mode
mbed_official	87:085cde657901	888	* @param USBx : Selected device
mbed_official	87:085cde657901	889	* @param address : new device address to be assigned
mbed_official	87:085cde657901	890	* This parameter can be a value from 0 to 255
mbed_official	87:085cde657901	891	* @retval HAL status
mbed_official	87:085cde657901	892	*/
mbed_official	87:085cde657901	893	HAL_StatusTypeDef USB_SetDevAddress (USB_OTG_GlobalTypeDef *USBx, uint8_t address)
mbed_official	87:085cde657901	894	{
mbed_official	87:085cde657901	895	USBx_DEVICE->DCFG &= ~ (USB_OTG_DCFG_DAD);
mbed_official	87:085cde657901	896	USBx_DEVICE->DCFG \|= (address << 4) & USB_OTG_DCFG_DAD ;
mbed_official	87:085cde657901	897
mbed_official	87:085cde657901	898	return HAL_OK;
mbed_official	87:085cde657901	899	}
mbed_official	87:085cde657901	900
mbed_official	87:085cde657901	901	/**
mbed_official	87:085cde657901	902	* @brief USB_DevConnect : Connect the USB device by enabling the pull-up/pull-down
mbed_official	87:085cde657901	903	* @param USBx : Selected device
mbed_official	87:085cde657901	904	* @retval HAL status
mbed_official	87:085cde657901	905	*/
mbed_official	87:085cde657901	906	HAL_StatusTypeDef USB_DevConnect (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	907	{
mbed_official	87:085cde657901	908	USBx_DEVICE->DCTL &= ~USB_OTG_DCTL_SDIS ;
mbed_official	87:085cde657901	909	HAL_Delay(3);
mbed_official	87:085cde657901	910
mbed_official	87:085cde657901	911	return HAL_OK;
mbed_official	87:085cde657901	912	}
mbed_official	87:085cde657901	913
mbed_official	87:085cde657901	914	/**
mbed_official	87:085cde657901	915	* @brief USB_DevDisconnect : Disconnect the USB device by disabling the pull-up/pull-down
mbed_official	87:085cde657901	916	* @param USBx : Selected device
mbed_official	87:085cde657901	917	* @retval HAL status
mbed_official	87:085cde657901	918	*/
mbed_official	87:085cde657901	919	HAL_StatusTypeDef USB_DevDisconnect (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	920	{
mbed_official	87:085cde657901	921	USBx_DEVICE->DCTL \|= USB_OTG_DCTL_SDIS ;
mbed_official	87:085cde657901	922	HAL_Delay(3);
mbed_official	87:085cde657901	923
mbed_official	87:085cde657901	924	return HAL_OK;
mbed_official	87:085cde657901	925	}
mbed_official	87:085cde657901	926
mbed_official	87:085cde657901	927	/**
mbed_official	87:085cde657901	928	* @brief USB_ReadInterrupts: return the global USB interrupt status
mbed_official	87:085cde657901	929	* @param USBx : Selected device
mbed_official	87:085cde657901	930	* @retval HAL status
mbed_official	87:085cde657901	931	*/
mbed_official	87:085cde657901	932	uint32_t USB_ReadInterrupts (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	933	{
mbed_official	87:085cde657901	934	uint32_t v = 0;
mbed_official	87:085cde657901	935
mbed_official	87:085cde657901	936	v = USBx->GINTSTS;
mbed_official	87:085cde657901	937	v &= USBx->GINTMSK;
mbed_official	87:085cde657901	938	return v;
mbed_official	87:085cde657901	939	}
mbed_official	87:085cde657901	940
mbed_official	87:085cde657901	941	/**
mbed_official	87:085cde657901	942	* @brief USB_ReadDevAllOutEpInterrupt: return the USB device OUT endpoints interrupt status
mbed_official	87:085cde657901	943	* @param USBx : Selected device
mbed_official	87:085cde657901	944	* @retval HAL status
mbed_official	87:085cde657901	945	*/
mbed_official	87:085cde657901	946	uint32_t USB_ReadDevAllOutEpInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	947	{
mbed_official	87:085cde657901	948	uint32_t v;
mbed_official	87:085cde657901	949	v = USBx_DEVICE->DAINT;
mbed_official	87:085cde657901	950	v &= USBx_DEVICE->DAINTMSK;
mbed_official	87:085cde657901	951	return ((v & 0xffff0000) >> 16);
mbed_official	87:085cde657901	952	}
mbed_official	87:085cde657901	953
mbed_official	87:085cde657901	954	/**
mbed_official	87:085cde657901	955	* @brief USB_ReadDevAllInEpInterrupt: return the USB device IN endpoints interrupt status
mbed_official	87:085cde657901	956	* @param USBx : Selected device
mbed_official	87:085cde657901	957	* @retval HAL status
mbed_official	87:085cde657901	958	*/
mbed_official	87:085cde657901	959	uint32_t USB_ReadDevAllInEpInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	960	{
mbed_official	87:085cde657901	961	uint32_t v;
mbed_official	87:085cde657901	962	v = USBx_DEVICE->DAINT;
mbed_official	87:085cde657901	963	v &= USBx_DEVICE->DAINTMSK;
mbed_official	87:085cde657901	964	return ((v & 0xFFFF));
mbed_official	87:085cde657901	965	}
mbed_official	87:085cde657901	966
mbed_official	87:085cde657901	967	/**
mbed_official	87:085cde657901	968	* @brief Returns Device OUT EP Interrupt register
mbed_official	87:085cde657901	969	* @param USBx : Selected device
mbed_official	87:085cde657901	970	* @param epnum : endpoint number
mbed_official	87:085cde657901	971	* This parameter can be a value from 0 to 15
mbed_official	87:085cde657901	972	* @retval Device OUT EP Interrupt register
mbed_official	87:085cde657901	973	*/
mbed_official	87:085cde657901	974	uint32_t USB_ReadDevOutEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum)
mbed_official	87:085cde657901	975	{
mbed_official	87:085cde657901	976	uint32_t v;
mbed_official	87:085cde657901	977	v = USBx_OUTEP(epnum)->DOEPINT;
mbed_official	87:085cde657901	978	v &= USBx_DEVICE->DOEPMSK;
mbed_official	87:085cde657901	979	return v;
mbed_official	87:085cde657901	980	}
mbed_official	87:085cde657901	981
mbed_official	87:085cde657901	982	/**
mbed_official	87:085cde657901	983	* @brief Returns Device IN EP Interrupt register
mbed_official	87:085cde657901	984	* @param USBx : Selected device
mbed_official	87:085cde657901	985	* @param epnum : endpoint number
mbed_official	87:085cde657901	986	* This parameter can be a value from 0 to 15
mbed_official	87:085cde657901	987	* @retval Device IN EP Interrupt register
mbed_official	87:085cde657901	988	*/
mbed_official	87:085cde657901	989	uint32_t USB_ReadDevInEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum)
mbed_official	87:085cde657901	990	{
mbed_official	87:085cde657901	991	uint32_t v, msk, emp;
mbed_official	87:085cde657901	992
mbed_official	87:085cde657901	993	msk = USBx_DEVICE->DIEPMSK;
mbed_official	87:085cde657901	994	emp = USBx_DEVICE->DIEPEMPMSK;
mbed_official	87:085cde657901	995	msk \|= ((emp >> epnum) & 0x1) << 7;
mbed_official	87:085cde657901	996	v = USBx_INEP(epnum)->DIEPINT & msk;
mbed_official	87:085cde657901	997	return v;
mbed_official	87:085cde657901	998	}
mbed_official	87:085cde657901	999
mbed_official	87:085cde657901	1000	/**
mbed_official	87:085cde657901	1001	* @brief USB_ClearInterrupts: clear a USB interrupt
mbed_official	87:085cde657901	1002	* @param USBx : Selected device
mbed_official	87:085cde657901	1003	* @param interrupt : interrupt flag
mbed_official	87:085cde657901	1004	* @retval None
mbed_official	87:085cde657901	1005	*/
mbed_official	87:085cde657901	1006	void USB_ClearInterrupts (USB_OTG_GlobalTypeDef *USBx, uint32_t interrupt)
mbed_official	87:085cde657901	1007	{
mbed_official	87:085cde657901	1008	USBx->GINTSTS \|= interrupt;
mbed_official	87:085cde657901	1009	}
mbed_official	87:085cde657901	1010
mbed_official	87:085cde657901	1011	/**
mbed_official	87:085cde657901	1012	* @brief Returns USB core mode
mbed_official	87:085cde657901	1013	* @param USBx : Selected device
mbed_official	87:085cde657901	1014	* @retval return core mode : Host or Device
mbed_official	87:085cde657901	1015	* This parameter can be one of the these values:
mbed_official	87:085cde657901	1016	* 0 : Host
mbed_official	87:085cde657901	1017	* 1 : Device
mbed_official	87:085cde657901	1018	*/
mbed_official	87:085cde657901	1019	uint32_t USB_GetMode(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	1020	{
mbed_official	87:085cde657901	1021	return ((USBx->GINTSTS ) & 0x1);
mbed_official	87:085cde657901	1022	}
mbed_official	87:085cde657901	1023
mbed_official	87:085cde657901	1024
mbed_official	87:085cde657901	1025	/**
mbed_official	87:085cde657901	1026	* @brief Activate EP0 for Setup transactions
mbed_official	87:085cde657901	1027	* @param USBx : Selected device
mbed_official	87:085cde657901	1028	* @retval HAL status
mbed_official	87:085cde657901	1029	*/
mbed_official	87:085cde657901	1030	HAL_StatusTypeDef USB_ActivateSetup (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	1031	{
mbed_official	87:085cde657901	1032	/* Set the MPS of the IN EP based on the enumeration speed */
mbed_official	87:085cde657901	1033	USBx_INEP(0)->DIEPCTL &= ~USB_OTG_DIEPCTL_MPSIZ;
mbed_official	87:085cde657901	1034
mbed_official	87:085cde657901	1035	if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ)
mbed_official	87:085cde657901	1036	{
mbed_official	87:085cde657901	1037	USBx_INEP(0)->DIEPCTL \|= 3;
mbed_official	87:085cde657901	1038	}
mbed_official	87:085cde657901	1039	USBx_DEVICE->DCTL \|= USB_OTG_DCTL_CGINAK;
mbed_official	87:085cde657901	1040
mbed_official	87:085cde657901	1041	return HAL_OK;
mbed_official	87:085cde657901	1042	}
mbed_official	87:085cde657901	1043
mbed_official	87:085cde657901	1044
mbed_official	87:085cde657901	1045	/**
mbed_official	87:085cde657901	1046	* @brief Prepare the EP0 to start the first control setup
mbed_official	87:085cde657901	1047	* @param USBx : Selected device
mbed_official	87:085cde657901	1048	* @param dma: USB dma enabled or disabled
mbed_official	87:085cde657901	1049	* This parameter can be one of the these values:
mbed_official	87:085cde657901	1050	* 0 : DMA feature not used
mbed_official	87:085cde657901	1051	* 1 : DMA feature used
mbed_official	87:085cde657901	1052	* @param psetup : pointer to setup packet
mbed_official	87:085cde657901	1053	* @retval HAL status
mbed_official	87:085cde657901	1054	*/
mbed_official	87:085cde657901	1055	HAL_StatusTypeDef USB_EP0_OutStart(USB_OTG_GlobalTypeDef USBx, uint8_t dma, uint8_t psetup)
mbed_official	87:085cde657901	1056	{
mbed_official	87:085cde657901	1057	USBx_OUTEP(0)->DOEPTSIZ = 0;
mbed_official	87:085cde657901	1058	USBx_OUTEP(0)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	87:085cde657901	1059	USBx_OUTEP(0)->DOEPTSIZ \|= (3 * 8);
mbed_official	87:085cde657901	1060	USBx_OUTEP(0)->DOEPTSIZ \|= USB_OTG_DOEPTSIZ_STUPCNT;
mbed_official	87:085cde657901	1061
mbed_official	87:085cde657901	1062	if (dma == 1)
mbed_official	87:085cde657901	1063	{
mbed_official	87:085cde657901	1064	USBx_OUTEP(0)->DOEPDMA = (uint32_t)psetup;
mbed_official	87:085cde657901	1065	/* EP enable */
mbed_official	87:085cde657901	1066	USBx_OUTEP(0)->DOEPCTL = 0x80008000;
mbed_official	87:085cde657901	1067	}
mbed_official	87:085cde657901	1068
mbed_official	87:085cde657901	1069	return HAL_OK;
mbed_official	87:085cde657901	1070	}
mbed_official	87:085cde657901	1071
mbed_official	87:085cde657901	1072
mbed_official	87:085cde657901	1073	/**
mbed_official	87:085cde657901	1074	* @brief Reset the USB Core (needed after USB clock settings change)
mbed_official	87:085cde657901	1075	* @param USBx : Selected device
mbed_official	87:085cde657901	1076	* @retval HAL status
mbed_official	87:085cde657901	1077	*/
mbed_official	87:085cde657901	1078	static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	1079	{
mbed_official	87:085cde657901	1080	uint32_t count = 0;
mbed_official	87:085cde657901	1081
mbed_official	87:085cde657901	1082	/* Wait for AHB master IDLE state. */
mbed_official	87:085cde657901	1083	do
mbed_official	87:085cde657901	1084	{
mbed_official	87:085cde657901	1085	if (++count > 200000)
mbed_official	87:085cde657901	1086	{
mbed_official	106:ced8cbb51063	1087	return HAL_TIMEOUT;
mbed_official	87:085cde657901	1088	}
mbed_official	87:085cde657901	1089	}
mbed_official	87:085cde657901	1090	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_AHBIDL) == 0);
mbed_official	87:085cde657901	1091
mbed_official	87:085cde657901	1092	/* Core Soft Reset */
mbed_official	87:085cde657901	1093	count = 0;
mbed_official	87:085cde657901	1094	USBx->GRSTCTL \|= USB_OTG_GRSTCTL_CSRST;
mbed_official	87:085cde657901	1095
mbed_official	87:085cde657901	1096	do
mbed_official	87:085cde657901	1097	{
mbed_official	87:085cde657901	1098	if (++count > 200000)
mbed_official	87:085cde657901	1099	{
mbed_official	106:ced8cbb51063	1100	return HAL_TIMEOUT;
mbed_official	87:085cde657901	1101	}
mbed_official	87:085cde657901	1102	}
mbed_official	87:085cde657901	1103	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_CSRST) == USB_OTG_GRSTCTL_CSRST);
mbed_official	87:085cde657901	1104
mbed_official	87:085cde657901	1105	return HAL_OK;
mbed_official	87:085cde657901	1106	}
mbed_official	87:085cde657901	1107
mbed_official	87:085cde657901	1108
mbed_official	87:085cde657901	1109	/**
mbed_official	87:085cde657901	1110	* @brief USB_HostInit : Initializes the USB OTG controller registers
mbed_official	87:085cde657901	1111	* for Host mode
mbed_official	87:085cde657901	1112	* @param USBx : Selected device
mbed_official	87:085cde657901	1113	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	87:085cde657901	1114	* the configuration information for the specified USBx peripheral.
mbed_official	87:085cde657901	1115	* @retval HAL status
mbed_official	87:085cde657901	1116	*/
mbed_official	87:085cde657901	1117	HAL_StatusTypeDef USB_HostInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	87:085cde657901	1118	{
mbed_official	87:085cde657901	1119	uint32_t i;
mbed_official	87:085cde657901	1120
mbed_official	87:085cde657901	1121	/* Restart the Phy Clock */
mbed_official	87:085cde657901	1122	USBx_PCGCCTL = 0;
mbed_official	87:085cde657901	1123
mbed_official	106:ced8cbb51063	1124	/* no VBUS sensing*/
mbed_official	106:ced8cbb51063	1125	USBx->GCCFG &=~ (USB_OTG_GCCFG_VBUSASEN);
mbed_official	106:ced8cbb51063	1126	USBx->GCCFG &=~ (USB_OTG_GCCFG_VBUSBSEN);
mbed_official	106:ced8cbb51063	1127	USBx->GCCFG \|= USB_OTG_GCCFG_NOVBUSSENS;
mbed_official	106:ced8cbb51063	1128
mbed_official	87:085cde657901	1129	/* Disable the FS/LS support mode only */
mbed_official	106:ced8cbb51063	1130	if((cfg.speed == USB_OTG_SPEED_FULL)&&
mbed_official	87:085cde657901	1131	(USBx != USB_OTG_FS))
mbed_official	87:085cde657901	1132	{
mbed_official	87:085cde657901	1133	USBx_HOST->HCFG \|= USB_OTG_HCFG_FSLSS;
mbed_official	87:085cde657901	1134	}
mbed_official	87:085cde657901	1135	else
mbed_official	87:085cde657901	1136	{
mbed_official	87:085cde657901	1137	USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSS);
mbed_official	87:085cde657901	1138	}
mbed_official	87:085cde657901	1139
mbed_official	87:085cde657901	1140	/* Make sure the FIFOs are flushed. */
mbed_official	87:085cde657901	1141	USB_FlushTxFifo(USBx, 0x10 ); /* all Tx FIFOs */
mbed_official	87:085cde657901	1142	USB_FlushRxFifo(USBx);
mbed_official	87:085cde657901	1143
mbed_official	87:085cde657901	1144	/* Clear all pending HC Interrupts */
mbed_official	87:085cde657901	1145	for (i = 0; i < cfg.Host_channels; i++)
mbed_official	87:085cde657901	1146	{
mbed_official	87:085cde657901	1147	USBx_HC(i)->HCINT = 0xFFFFFFFF;
mbed_official	87:085cde657901	1148	USBx_HC(i)->HCINTMSK = 0;
mbed_official	87:085cde657901	1149	}
mbed_official	87:085cde657901	1150
mbed_official	87:085cde657901	1151	/* Enable VBUS driving */
mbed_official	87:085cde657901	1152	USB_DriveVbus(USBx, 1);
mbed_official	87:085cde657901	1153
mbed_official	87:085cde657901	1154	HAL_Delay(200);
mbed_official	87:085cde657901	1155
mbed_official	87:085cde657901	1156	/* Disable all interrupts. */
mbed_official	87:085cde657901	1157	USBx->GINTMSK = 0;
mbed_official	87:085cde657901	1158
mbed_official	87:085cde657901	1159	/* Clear any pending interrupts */
mbed_official	87:085cde657901	1160	USBx->GINTSTS = 0xFFFFFFFF;
mbed_official	87:085cde657901	1161
mbed_official	87:085cde657901	1162
mbed_official	87:085cde657901	1163	if(USBx == USB_OTG_FS)
mbed_official	87:085cde657901	1164	{
mbed_official	87:085cde657901	1165	/* set Rx FIFO size */
mbed_official	87:085cde657901	1166	USBx->GRXFSIZ = (uint32_t )0x80;
mbed_official	87:085cde657901	1167	USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x60 << 16)& USB_OTG_NPTXFD) \| 0x80);
mbed_official	106:ced8cbb51063	1168	USBx->HPTXFSIZ = (uint32_t )(((0x40 << 16)& USB_OTG_HPTXFSIZ_PTXFD) \| 0xE0);
mbed_official	87:085cde657901	1169
mbed_official	87:085cde657901	1170	}
mbed_official	87:085cde657901	1171
mbed_official	87:085cde657901	1172	else
mbed_official	87:085cde657901	1173	{
mbed_official	87:085cde657901	1174	/* set Rx FIFO size */
mbed_official	87:085cde657901	1175	USBx->GRXFSIZ = (uint32_t )0x200;
mbed_official	87:085cde657901	1176	USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x100 << 16)& USB_OTG_NPTXFD) \| 0x200);
mbed_official	106:ced8cbb51063	1177	USBx->HPTXFSIZ = (uint32_t )(((0xE0 << 16)& USB_OTG_HPTXFSIZ_PTXFD) \| 0x300);
mbed_official	87:085cde657901	1178	}
mbed_official	87:085cde657901	1179
mbed_official	87:085cde657901	1180	/* Enable the common interrupts */
mbed_official	87:085cde657901	1181	if (cfg.dma_enable == DISABLE)
mbed_official	87:085cde657901	1182	{
mbed_official	87:085cde657901	1183	USBx->GINTMSK \|= USB_OTG_GINTMSK_RXFLVLM;
mbed_official	87:085cde657901	1184	}
mbed_official	87:085cde657901	1185
mbed_official	87:085cde657901	1186	/* Enable interrupts matching to the Host mode ONLY */
mbed_official	87:085cde657901	1187	USBx->GINTMSK \|= (USB_OTG_GINTMSK_PRTIM \| USB_OTG_GINTMSK_HCIM \|\
mbed_official	106:ced8cbb51063	1188	USB_OTG_GINTMSK_SOFM \|USB_OTG_GINTSTS_DISCINT\|\
mbed_official	106:ced8cbb51063	1189	USB_OTG_GINTMSK_PXFRM_IISOOXFRM \| USB_OTG_GINTMSK_WUIM);
mbed_official	87:085cde657901	1190
mbed_official	87:085cde657901	1191	return HAL_OK;
mbed_official	87:085cde657901	1192	}
mbed_official	87:085cde657901	1193
mbed_official	87:085cde657901	1194	/**
mbed_official	87:085cde657901	1195	* @brief USB_InitFSLSPClkSel : Initializes the FSLSPClkSel field of the
mbed_official	87:085cde657901	1196	* HCFG register on the PHY type and set the right frame interval
mbed_official	87:085cde657901	1197	* @param USBx : Selected device
mbed_official	87:085cde657901	1198	* @param freq : clock frequency
mbed_official	87:085cde657901	1199	* This parameter can be one of the these values:
mbed_official	87:085cde657901	1200	* HCFG_48_MHZ : Full Speed 48 MHz Clock
mbed_official	87:085cde657901	1201	* HCFG_6_MHZ : Low Speed 6 MHz Clock
mbed_official	87:085cde657901	1202	* @retval HAL status
mbed_official	87:085cde657901	1203	*/
mbed_official	87:085cde657901	1204	HAL_StatusTypeDef USB_InitFSLSPClkSel(USB_OTG_GlobalTypeDef *USBx , uint8_t freq)
mbed_official	87:085cde657901	1205	{
mbed_official	87:085cde657901	1206	USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSPCS);
mbed_official	87:085cde657901	1207	USBx_HOST->HCFG \|= (freq & USB_OTG_HCFG_FSLSPCS);
mbed_official	87:085cde657901	1208
mbed_official	87:085cde657901	1209	if (freq == HCFG_48_MHZ)
mbed_official	87:085cde657901	1210	{
mbed_official	87:085cde657901	1211	USBx_HOST->HFIR = (uint32_t)48000;
mbed_official	87:085cde657901	1212	}
mbed_official	87:085cde657901	1213	else if (freq == HCFG_6_MHZ)
mbed_official	87:085cde657901	1214	{
mbed_official	87:085cde657901	1215	USBx_HOST->HFIR = (uint32_t)6000;
mbed_official	87:085cde657901	1216	}
mbed_official	87:085cde657901	1217	return HAL_OK;
mbed_official	87:085cde657901	1218	}
mbed_official	87:085cde657901	1219
mbed_official	87:085cde657901	1220	/**
mbed_official	87:085cde657901	1221	* @brief USB_OTG_ResetPort : Reset Host Port
mbed_official	87:085cde657901	1222	* @param USBx : Selected device
mbed_official	87:085cde657901	1223	* @retval HAL status
mbed_official	87:085cde657901	1224	* @note : (1)The application must wait at least 10 ms
mbed_official	87:085cde657901	1225	* before clearing the reset bit.
mbed_official	87:085cde657901	1226	*/
mbed_official	87:085cde657901	1227	HAL_StatusTypeDef USB_ResetPort(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	1228	{
mbed_official	87:085cde657901	1229	__IO uint32_t hprt0;
mbed_official	87:085cde657901	1230
mbed_official	87:085cde657901	1231	hprt0 = USBx_HPRT0;
mbed_official	87:085cde657901	1232
mbed_official	87:085cde657901	1233	hprt0 &= ~(USB_OTG_HPRT_PENA \| USB_OTG_HPRT_PCDET \|\
mbed_official	87:085cde657901	1234	USB_OTG_HPRT_PENCHNG \| USB_OTG_HPRT_POCCHNG );
mbed_official	87:085cde657901	1235
mbed_official	87:085cde657901	1236	USBx_HPRT0 = (USB_OTG_HPRT_PRST \| hprt0);
mbed_official	87:085cde657901	1237	HAL_Delay (10); /* See Note #1 */
mbed_official	106:ced8cbb51063	1238	USBx_HPRT0 = ((~USB_OTG_HPRT_PRST) & hprt0);
mbed_official	87:085cde657901	1239	return HAL_OK;
mbed_official	87:085cde657901	1240	}
mbed_official	87:085cde657901	1241
mbed_official	87:085cde657901	1242	/**
mbed_official	87:085cde657901	1243	* @brief USB_DriveVbus : activate or de-activate vbus
mbed_official	87:085cde657901	1244	* @param state : VBUS state
mbed_official	87:085cde657901	1245	* This parameter can be one of the these values:
mbed_official	87:085cde657901	1246	* 0 : VBUS Active
mbed_official	87:085cde657901	1247	* 1 : VBUS Inactive
mbed_official	87:085cde657901	1248	* @retval HAL status
mbed_official	87:085cde657901	1249	*/
mbed_official	87:085cde657901	1250	HAL_StatusTypeDef USB_DriveVbus (USB_OTG_GlobalTypeDef *USBx, uint8_t state)
mbed_official	87:085cde657901	1251	{
mbed_official	87:085cde657901	1252	__IO uint32_t hprt0;
mbed_official	87:085cde657901	1253
mbed_official	87:085cde657901	1254	hprt0 = USBx_HPRT0;
mbed_official	87:085cde657901	1255	hprt0 &= ~(USB_OTG_HPRT_PENA \| USB_OTG_HPRT_PCDET \|\
mbed_official	87:085cde657901	1256	USB_OTG_HPRT_PENCHNG \| USB_OTG_HPRT_POCCHNG );
mbed_official	87:085cde657901	1257
mbed_official	87:085cde657901	1258	if (((hprt0 & USB_OTG_HPRT_PPWR) == 0 ) && (state == 1 ))
mbed_official	87:085cde657901	1259	{
mbed_official	87:085cde657901	1260	USBx_HPRT0 = (USB_OTG_HPRT_PPWR \| hprt0);
mbed_official	87:085cde657901	1261	}
mbed_official	87:085cde657901	1262	if (((hprt0 & USB_OTG_HPRT_PPWR) == USB_OTG_HPRT_PPWR) && (state == 0 ))
mbed_official	87:085cde657901	1263	{
mbed_official	87:085cde657901	1264	USBx_HPRT0 = ((~USB_OTG_HPRT_PPWR) & hprt0);
mbed_official	87:085cde657901	1265	}
mbed_official	87:085cde657901	1266	return HAL_OK;
mbed_official	87:085cde657901	1267	}
mbed_official	87:085cde657901	1268
mbed_official	87:085cde657901	1269	/**
mbed_official	87:085cde657901	1270	* @brief Return Host Core speed
mbed_official	87:085cde657901	1271	* @param USBx : Selected device
mbed_official	87:085cde657901	1272	* @retval speed : Host speed
mbed_official	87:085cde657901	1273	* This parameter can be one of the these values:
mbed_official	87:085cde657901	1274	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	87:085cde657901	1275	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	87:085cde657901	1276	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	87:085cde657901	1277	*/
mbed_official	87:085cde657901	1278	uint32_t USB_GetHostSpeed (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	1279	{
mbed_official	87:085cde657901	1280	__IO uint32_t hprt0;
mbed_official	87:085cde657901	1281
mbed_official	87:085cde657901	1282	hprt0 = USBx_HPRT0;
mbed_official	87:085cde657901	1283	return ((hprt0 & USB_OTG_HPRT_PSPD) >> 17);
mbed_official	87:085cde657901	1284	}
mbed_official	87:085cde657901	1285
mbed_official	87:085cde657901	1286	/**
mbed_official	87:085cde657901	1287	* @brief Return Host Current Frame number
mbed_official	87:085cde657901	1288	* @param USBx : Selected device
mbed_official	87:085cde657901	1289	* @retval current frame number
mbed_official	87:085cde657901	1290	*/
mbed_official	87:085cde657901	1291	uint32_t USB_GetCurrentFrame (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	1292	{
mbed_official	87:085cde657901	1293	return (USBx_HOST->HFNUM & USB_OTG_HFNUM_FRNUM);
mbed_official	87:085cde657901	1294	}
mbed_official	87:085cde657901	1295
mbed_official	87:085cde657901	1296	/**
mbed_official	87:085cde657901	1297	* @brief Initialize a host channel
mbed_official	87:085cde657901	1298	* @param USBx : Selected device
mbed_official	87:085cde657901	1299	* @param ch_num : Channel number
mbed_official	87:085cde657901	1300	* This parameter can be a value from 1 to 15
mbed_official	87:085cde657901	1301	* @param epnum : Endpoint number
mbed_official	87:085cde657901	1302	* This parameter can be a value from 1 to 15
mbed_official	87:085cde657901	1303	* @param dev_address : Current device address
mbed_official	87:085cde657901	1304	* This parameter can be a value from 0 to 255
mbed_official	87:085cde657901	1305	* @param speed : Current device speed
mbed_official	87:085cde657901	1306	* This parameter can be one of the these values:
mbed_official	87:085cde657901	1307	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	87:085cde657901	1308	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	87:085cde657901	1309	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	87:085cde657901	1310	* @param ep_type : Endpoint Type
mbed_official	87:085cde657901	1311	* This parameter can be one of the these values:
mbed_official	87:085cde657901	1312	* @arg EP_TYPE_CTRL: Control type
mbed_official	87:085cde657901	1313	* @arg EP_TYPE_ISOC: Isochrounous type
mbed_official	87:085cde657901	1314	* @arg EP_TYPE_BULK: Bulk type
mbed_official	87:085cde657901	1315	* @arg EP_TYPE_INTR: Interrupt type
mbed_official	87:085cde657901	1316	* @param mps : Max Packet Size
mbed_official	87:085cde657901	1317	* This parameter can be a value from 0 to32K
mbed_official	87:085cde657901	1318	* @retval HAL state
mbed_official	87:085cde657901	1319	*/
mbed_official	87:085cde657901	1320	HAL_StatusTypeDef USB_HC_Init(USB_OTG_GlobalTypeDef *USBx,
mbed_official	87:085cde657901	1321	uint8_t ch_num,
mbed_official	87:085cde657901	1322	uint8_t epnum,
mbed_official	87:085cde657901	1323	uint8_t dev_address,
mbed_official	87:085cde657901	1324	uint8_t speed,
mbed_official	87:085cde657901	1325	uint8_t ep_type,
mbed_official	87:085cde657901	1326	uint16_t mps)
mbed_official	87:085cde657901	1327	{
mbed_official	87:085cde657901	1328
mbed_official	87:085cde657901	1329	/* Clear old interrupt conditions for this host channel. */
mbed_official	87:085cde657901	1330	USBx_HC(ch_num)->HCINT = 0xFFFFFFFF;
mbed_official	87:085cde657901	1331
mbed_official	87:085cde657901	1332	/* Enable channel interrupts required for this transfer. */
mbed_official	87:085cde657901	1333	switch (ep_type)
mbed_official	87:085cde657901	1334	{
mbed_official	87:085cde657901	1335	case EP_TYPE_CTRL:
mbed_official	87:085cde657901	1336	case EP_TYPE_BULK:
mbed_official	87:085cde657901	1337
mbed_official	87:085cde657901	1338	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	87:085cde657901	1339	USB_OTG_HCINTMSK_STALLM \|\
mbed_official	87:085cde657901	1340	USB_OTG_HCINTMSK_TXERRM \|\
mbed_official	87:085cde657901	1341	USB_OTG_HCINTMSK_DTERRM \|\
mbed_official	87:085cde657901	1342	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	87:085cde657901	1343	USB_OTG_HCINTMSK_NAKM ;
mbed_official	87:085cde657901	1344
mbed_official	87:085cde657901	1345	if (epnum & 0x80)
mbed_official	87:085cde657901	1346	{
mbed_official	87:085cde657901	1347	USBx_HC(ch_num)->HCINTMSK \|= USB_OTG_HCINTMSK_BBERRM;
mbed_official	87:085cde657901	1348	}
mbed_official	87:085cde657901	1349	else
mbed_official	87:085cde657901	1350	{
mbed_official	87:085cde657901	1351	if(USBx != USB_OTG_FS)
mbed_official	87:085cde657901	1352	{
mbed_official	87:085cde657901	1353	USBx_HC(ch_num)->HCINTMSK \|= (USB_OTG_HCINTMSK_NYET \| USB_OTG_HCINTMSK_ACKM);
mbed_official	87:085cde657901	1354	}
mbed_official	87:085cde657901	1355	}
mbed_official	87:085cde657901	1356	break;
mbed_official	87:085cde657901	1357	case EP_TYPE_INTR:
mbed_official	87:085cde657901	1358
mbed_official	87:085cde657901	1359	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	87:085cde657901	1360	USB_OTG_HCINTMSK_STALLM \|\
mbed_official	87:085cde657901	1361	USB_OTG_HCINTMSK_TXERRM \|\
mbed_official	87:085cde657901	1362	USB_OTG_HCINTMSK_DTERRM \|\
mbed_official	87:085cde657901	1363	USB_OTG_HCINTMSK_NAKM \|\
mbed_official	87:085cde657901	1364	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	87:085cde657901	1365	USB_OTG_HCINTMSK_FRMORM ;
mbed_official	87:085cde657901	1366
mbed_official	87:085cde657901	1367	if (epnum & 0x80)
mbed_official	87:085cde657901	1368	{
mbed_official	87:085cde657901	1369	USBx_HC(ch_num)->HCINTMSK \|= USB_OTG_HCINTMSK_BBERRM;
mbed_official	87:085cde657901	1370	}
mbed_official	87:085cde657901	1371
mbed_official	87:085cde657901	1372	break;
mbed_official	87:085cde657901	1373	case EP_TYPE_ISOC:
mbed_official	87:085cde657901	1374
mbed_official	87:085cde657901	1375	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	87:085cde657901	1376	USB_OTG_HCINTMSK_ACKM \|\
mbed_official	87:085cde657901	1377	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	87:085cde657901	1378	USB_OTG_HCINTMSK_FRMORM ;
mbed_official	87:085cde657901	1379
mbed_official	87:085cde657901	1380	if (epnum & 0x80)
mbed_official	87:085cde657901	1381	{
mbed_official	87:085cde657901	1382	USBx_HC(ch_num)->HCINTMSK \|= (USB_OTG_HCINTMSK_TXERRM \| USB_OTG_HCINTMSK_BBERRM);
mbed_official	87:085cde657901	1383	}
mbed_official	87:085cde657901	1384	break;
mbed_official	87:085cde657901	1385	}
mbed_official	87:085cde657901	1386
mbed_official	87:085cde657901	1387	/* Enable the top level host channel interrupt. */
mbed_official	87:085cde657901	1388	USBx_HOST->HAINTMSK \|= (1 << ch_num);
mbed_official	87:085cde657901	1389
mbed_official	87:085cde657901	1390	/* Make sure host channel interrupts are enabled. */
mbed_official	87:085cde657901	1391	USBx->GINTMSK \|= USB_OTG_GINTMSK_HCIM;
mbed_official	87:085cde657901	1392
mbed_official	87:085cde657901	1393	/* Program the HCCHAR register */
mbed_official	87:085cde657901	1394	USBx_HC(ch_num)->HCCHAR = (((dev_address << 22) & USB_OTG_HCCHAR_DAD) \|\
mbed_official	87:085cde657901	1395	(((epnum & 0x7F)<< 11) & USB_OTG_HCCHAR_EPNUM)\|\
mbed_official	87:085cde657901	1396	((((epnum & 0x80) == 0x80)<< 15) & USB_OTG_HCCHAR_EPDIR)\|\
mbed_official	87:085cde657901	1397	(((speed == HPRT0_PRTSPD_LOW_SPEED)<< 17) & USB_OTG_HCCHAR_LSDEV)\|\
mbed_official	87:085cde657901	1398	((ep_type << 18) & USB_OTG_HCCHAR_EPTYP)\|\
mbed_official	87:085cde657901	1399	(mps & USB_OTG_HCCHAR_MPSIZ));
mbed_official	87:085cde657901	1400
mbed_official	106:ced8cbb51063	1401	if (ep_type == EP_TYPE_INTR)
mbed_official	87:085cde657901	1402	{
mbed_official	87:085cde657901	1403	USBx_HC(ch_num)->HCCHAR \|= USB_OTG_HCCHAR_ODDFRM ;
mbed_official	87:085cde657901	1404	}
mbed_official	87:085cde657901	1405
mbed_official	87:085cde657901	1406	return HAL_OK;
mbed_official	87:085cde657901	1407	}
mbed_official	87:085cde657901	1408
mbed_official	87:085cde657901	1409	/**
mbed_official	87:085cde657901	1410	* @brief Start a transfer over a host channel
mbed_official	87:085cde657901	1411	* @param USBx : Selected device
mbed_official	87:085cde657901	1412	* @param hc : pointer to host channel structure
mbed_official	87:085cde657901	1413	* @param dma: USB dma enabled or disabled
mbed_official	87:085cde657901	1414	* This parameter can be one of the these values:
mbed_official	87:085cde657901	1415	* 0 : DMA feature not used
mbed_official	87:085cde657901	1416	* 1 : DMA feature used
mbed_official	87:085cde657901	1417	* @retval HAL state
mbed_official	87:085cde657901	1418	*/
mbed_official	87:085cde657901	1419	#if defined (__CC_ARM) /!< ARM Compiler /
mbed_official	87:085cde657901	1420	#pragma O0
mbed_official	87:085cde657901	1421	#elif defined (__GNUC__) /!< GNU Compiler /
mbed_official	87:085cde657901	1422	#pragma GCC optimize ("O0")
mbed_official	87:085cde657901	1423	#elif defined (__TASKING__) /!< TASKING Compiler /
mbed_official	87:085cde657901	1424	#pragma optimize=0
mbed_official	87:085cde657901	1425	#endif /* __CC_ARM */
mbed_official	87:085cde657901	1426	HAL_StatusTypeDef USB_HC_StartXfer(USB_OTG_GlobalTypeDef USBx, USB_OTG_HCTypeDef hc, uint8_t dma)
mbed_official	87:085cde657901	1427	{
mbed_official	87:085cde657901	1428	uint8_t is_oddframe = 0;
mbed_official	87:085cde657901	1429	uint16_t len_words = 0;
mbed_official	87:085cde657901	1430	uint16_t num_packets = 0;
mbed_official	87:085cde657901	1431	uint16_t max_hc_pkt_count = 256;
mbed_official	87:085cde657901	1432
mbed_official	87:085cde657901	1433	if((USBx != USB_OTG_FS) && (hc->speed == USB_OTG_SPEED_HIGH))
mbed_official	87:085cde657901	1434	{
mbed_official	87:085cde657901	1435	if((dma == 0) && (hc->do_ping == 1))
mbed_official	87:085cde657901	1436	{
mbed_official	87:085cde657901	1437	USB_DoPing(USBx, hc->ch_num);
mbed_official	87:085cde657901	1438	return HAL_OK;
mbed_official	87:085cde657901	1439	}
mbed_official	87:085cde657901	1440	}
mbed_official	87:085cde657901	1441
mbed_official	87:085cde657901	1442	/* Compute the expected number of packets associated to the transfer */
mbed_official	87:085cde657901	1443	if (hc->xfer_len > 0)
mbed_official	87:085cde657901	1444	{
mbed_official	87:085cde657901	1445	num_packets = (hc->xfer_len + hc->max_packet - 1) / hc->max_packet;
mbed_official	87:085cde657901	1446
mbed_official	87:085cde657901	1447	if (num_packets > max_hc_pkt_count)
mbed_official	87:085cde657901	1448	{
mbed_official	87:085cde657901	1449	num_packets = max_hc_pkt_count;
mbed_official	87:085cde657901	1450	hc->xfer_len = num_packets * hc->max_packet;
mbed_official	87:085cde657901	1451	}
mbed_official	87:085cde657901	1452	}
mbed_official	87:085cde657901	1453	else
mbed_official	87:085cde657901	1454	{
mbed_official	87:085cde657901	1455	num_packets = 1;
mbed_official	87:085cde657901	1456	}
mbed_official	87:085cde657901	1457	if (hc->ep_is_in)
mbed_official	87:085cde657901	1458	{
mbed_official	87:085cde657901	1459	hc->xfer_len = num_packets * hc->max_packet;
mbed_official	87:085cde657901	1460	}
mbed_official	87:085cde657901	1461
mbed_official	87:085cde657901	1462
mbed_official	87:085cde657901	1463
mbed_official	87:085cde657901	1464	/* Initialize the HCTSIZn register */
mbed_official	87:085cde657901	1465	USBx_HC(hc->ch_num)->HCTSIZ = (((hc->xfer_len) & USB_OTG_HCTSIZ_XFRSIZ)) \|\
mbed_official	87:085cde657901	1466	((num_packets << 19) & USB_OTG_HCTSIZ_PKTCNT) \|\
mbed_official	87:085cde657901	1467	(((hc->data_pid) << 29) & USB_OTG_HCTSIZ_DPID);
mbed_official	87:085cde657901	1468
mbed_official	87:085cde657901	1469	if (dma)
mbed_official	87:085cde657901	1470	{
mbed_official	87:085cde657901	1471	/* xfer_buff MUST be 32-bits aligned */
mbed_official	87:085cde657901	1472	USBx_HC(hc->ch_num)->HCDMA = (uint32_t)hc->xfer_buff;
mbed_official	87:085cde657901	1473	}
mbed_official	87:085cde657901	1474
mbed_official	87:085cde657901	1475	is_oddframe = (USBx_HOST->HFNUM & 0x01) ? 0 : 1;
mbed_official	87:085cde657901	1476	USBx_HC(hc->ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_ODDFRM;
mbed_official	87:085cde657901	1477	USBx_HC(hc->ch_num)->HCCHAR \|= (is_oddframe << 29);
mbed_official	87:085cde657901	1478
mbed_official	87:085cde657901	1479	/* Set host channel enable */
mbed_official	87:085cde657901	1480	USBx_HC(hc->ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHDIS;
mbed_official	87:085cde657901	1481	USBx_HC(hc->ch_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	87:085cde657901	1482
mbed_official	87:085cde657901	1483	if (dma == 0) /* Slave mode */
mbed_official	87:085cde657901	1484	{
mbed_official	87:085cde657901	1485	if((hc->ep_is_in == 0) && (hc->xfer_len > 0))
mbed_official	87:085cde657901	1486	{
mbed_official	87:085cde657901	1487	switch(hc->ep_type)
mbed_official	87:085cde657901	1488	{
mbed_official	87:085cde657901	1489	/* Non periodic transfer */
mbed_official	87:085cde657901	1490	case EP_TYPE_CTRL:
mbed_official	87:085cde657901	1491	case EP_TYPE_BULK:
mbed_official	87:085cde657901	1492
mbed_official	87:085cde657901	1493	len_words = (hc->xfer_len + 3) / 4;
mbed_official	87:085cde657901	1494
mbed_official	87:085cde657901	1495	/* check if there is enough space in FIFO space */
mbed_official	87:085cde657901	1496	if(len_words > (USBx->HNPTXSTS & 0xFFFF))
mbed_official	87:085cde657901	1497	{
mbed_official	87:085cde657901	1498	/* need to process data in nptxfempty interrupt */
mbed_official	87:085cde657901	1499	USBx->GINTMSK \|= USB_OTG_GINTMSK_NPTXFEM;
mbed_official	87:085cde657901	1500	}
mbed_official	87:085cde657901	1501	break;
mbed_official	87:085cde657901	1502	/* Periodic transfer */
mbed_official	87:085cde657901	1503	case EP_TYPE_INTR:
mbed_official	87:085cde657901	1504	case EP_TYPE_ISOC:
mbed_official	87:085cde657901	1505	len_words = (hc->xfer_len + 3) / 4;
mbed_official	87:085cde657901	1506	/* check if there is enough space in FIFO space */
mbed_official	87:085cde657901	1507	if(len_words > (USBx_HOST->HPTXSTS & 0xFFFF)) /* split the transfer */
mbed_official	87:085cde657901	1508	{
mbed_official	87:085cde657901	1509	/* need to process data in ptxfempty interrupt */
mbed_official	87:085cde657901	1510	USBx->GINTMSK \|= USB_OTG_GINTMSK_PTXFEM;
mbed_official	87:085cde657901	1511	}
mbed_official	87:085cde657901	1512	break;
mbed_official	87:085cde657901	1513
mbed_official	87:085cde657901	1514	default:
mbed_official	87:085cde657901	1515	break;
mbed_official	87:085cde657901	1516	}
mbed_official	87:085cde657901	1517
mbed_official	87:085cde657901	1518	/* Write packet into the Tx FIFO. */
mbed_official	87:085cde657901	1519	USB_WritePacket(USBx, hc->xfer_buff, hc->ch_num, hc->xfer_len, 0);
mbed_official	87:085cde657901	1520	}
mbed_official	87:085cde657901	1521	}
mbed_official	87:085cde657901	1522
mbed_official	87:085cde657901	1523	return HAL_OK;
mbed_official	87:085cde657901	1524	}
mbed_official	87:085cde657901	1525
mbed_official	87:085cde657901	1526	/**
mbed_official	87:085cde657901	1527	* @brief Read all host channel interrupts status
mbed_official	87:085cde657901	1528	* @param USBx : Selected device
mbed_official	87:085cde657901	1529	* @retval HAL state
mbed_official	87:085cde657901	1530	*/
mbed_official	87:085cde657901	1531	uint32_t USB_HC_ReadInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	1532	{
mbed_official	87:085cde657901	1533	return ((USBx_HOST->HAINT) & 0xFFFF);
mbed_official	87:085cde657901	1534	}
mbed_official	87:085cde657901	1535
mbed_official	87:085cde657901	1536	/**
mbed_official	87:085cde657901	1537	* @brief Halt a host channel
mbed_official	87:085cde657901	1538	* @param USBx : Selected device
mbed_official	87:085cde657901	1539	* @param hc_num : Host Channel number
mbed_official	87:085cde657901	1540	* This parameter can be a value from 1 to 15
mbed_official	87:085cde657901	1541	* @retval HAL state
mbed_official	87:085cde657901	1542	*/
mbed_official	87:085cde657901	1543	HAL_StatusTypeDef USB_HC_Halt(USB_OTG_GlobalTypeDef *USBx , uint8_t hc_num)
mbed_official	87:085cde657901	1544	{
mbed_official	106:ced8cbb51063	1545	uint32_t count = 0;
mbed_official	106:ced8cbb51063	1546
mbed_official	87:085cde657901	1547	/* Check for space in the request queue to issue the halt. */
mbed_official	87:085cde657901	1548	if (((USBx_HC(hc_num)->HCCHAR) & (HCCHAR_CTRL << 18)) \|\| ((USBx_HC(hc_num)->HCCHAR) & (HCCHAR_BULK << 18)))
mbed_official	87:085cde657901	1549	{
mbed_official	87:085cde657901	1550	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	87:085cde657901	1551
mbed_official	87:085cde657901	1552	if ((USBx->HNPTXSTS & 0xFFFF) == 0)
mbed_official	87:085cde657901	1553	{
mbed_official	106:ced8cbb51063	1554	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	106:ced8cbb51063	1555	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	106:ced8cbb51063	1556	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	106:ced8cbb51063	1557	do
mbed_official	106:ced8cbb51063	1558	{
mbed_official	106:ced8cbb51063	1559	if (++count > 1000)
mbed_official	106:ced8cbb51063	1560	{
mbed_official	106:ced8cbb51063	1561	break;
mbed_official	106:ced8cbb51063	1562	}
mbed_official	106:ced8cbb51063	1563	}
mbed_official	106:ced8cbb51063	1564	while ((USBx_HC(hc_num)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official	87:085cde657901	1565	}
mbed_official	87:085cde657901	1566	else
mbed_official	87:085cde657901	1567	{
mbed_official	106:ced8cbb51063	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	else
mbed_official	87:085cde657901	1572	{
mbed_official	87:085cde657901	1573	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	87:085cde657901	1574
mbed_official	87:085cde657901	1575	if ((USBx_HOST->HPTXSTS & 0xFFFF) == 0)
mbed_official	87:085cde657901	1576	{
mbed_official	106:ced8cbb51063	1577	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	106:ced8cbb51063	1578	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	106:ced8cbb51063	1579	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	106:ced8cbb51063	1580	do
mbed_official	106:ced8cbb51063	1581	{
mbed_official	106:ced8cbb51063	1582	if (++count > 1000)
mbed_official	106:ced8cbb51063	1583	{
mbed_official	106:ced8cbb51063	1584	break;
mbed_official	106:ced8cbb51063	1585	}
mbed_official	106:ced8cbb51063	1586	}
mbed_official	106:ced8cbb51063	1587	while ((USBx_HC(hc_num)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official	87:085cde657901	1588	}
mbed_official	87:085cde657901	1589	else
mbed_official	87:085cde657901	1590	{
mbed_official	87:085cde657901	1591	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	87:085cde657901	1592	}
mbed_official	87:085cde657901	1593	}
mbed_official	87:085cde657901	1594
mbed_official	87:085cde657901	1595	return HAL_OK;
mbed_official	87:085cde657901	1596	}
mbed_official	87:085cde657901	1597
mbed_official	87:085cde657901	1598	/**
mbed_official	87:085cde657901	1599	* @brief Initiate Do Ping protocol
mbed_official	87:085cde657901	1600	* @param USBx : Selected device
mbed_official	87:085cde657901	1601	* @param hc_num : Host Channel number
mbed_official	87:085cde657901	1602	* This parameter can be a value from 1 to 15
mbed_official	87:085cde657901	1603	* @retval HAL state
mbed_official	87:085cde657901	1604	*/
mbed_official	87:085cde657901	1605	HAL_StatusTypeDef USB_DoPing(USB_OTG_GlobalTypeDef *USBx , uint8_t ch_num)
mbed_official	87:085cde657901	1606	{
mbed_official	87:085cde657901	1607	uint8_t num_packets = 1;
mbed_official	87:085cde657901	1608
mbed_official	87:085cde657901	1609	USBx_HC(ch_num)->HCTSIZ = ((num_packets << 19) & USB_OTG_HCTSIZ_PKTCNT) \|\
mbed_official	87:085cde657901	1610	USB_OTG_HCTSIZ_DOPING;
mbed_official	87:085cde657901	1611
mbed_official	87:085cde657901	1612	/* Set host channel enable */
mbed_official	87:085cde657901	1613	USBx_HC(ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHDIS;
mbed_official	87:085cde657901	1614	USBx_HC(ch_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	87:085cde657901	1615
mbed_official	87:085cde657901	1616	return HAL_OK;
mbed_official	87:085cde657901	1617	}
mbed_official	87:085cde657901	1618
mbed_official	87:085cde657901	1619	/**
mbed_official	87:085cde657901	1620	* @brief Stop Host Core
mbed_official	87:085cde657901	1621	* @param USBx : Selected device
mbed_official	87:085cde657901	1622	* @retval HAL state
mbed_official	87:085cde657901	1623	*/
mbed_official	87:085cde657901	1624	HAL_StatusTypeDef USB_StopHost(USB_OTG_GlobalTypeDef *USBx)
mbed_official	87:085cde657901	1625	{
mbed_official	87:085cde657901	1626	uint8_t i;
mbed_official	106:ced8cbb51063	1627	uint32_t count = 0;
mbed_official	106:ced8cbb51063	1628	uint32_t value;
mbed_official	106:ced8cbb51063	1629
mbed_official	87:085cde657901	1630	USB_DisableGlobalInt(USBx);
mbed_official	87:085cde657901	1631
mbed_official	106:ced8cbb51063	1632	/* Flush FIFO */
mbed_official	87:085cde657901	1633	USB_FlushTxFifo(USBx, 0x10);
mbed_official	87:085cde657901	1634	USB_FlushRxFifo(USBx);
mbed_official	87:085cde657901	1635
mbed_official	106:ced8cbb51063	1636	/* Flush out any leftover queued requests. */
mbed_official	106:ced8cbb51063	1637	for (i = 0; i <= 15; i++)
mbed_official	106:ced8cbb51063	1638	{
mbed_official	106:ced8cbb51063	1639
mbed_official	106:ced8cbb51063	1640	value = USBx_HC(i)->HCCHAR ;
mbed_official	106:ced8cbb51063	1641	value \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	106:ced8cbb51063	1642	value &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	106:ced8cbb51063	1643	value &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	106:ced8cbb51063	1644	USBx_HC(i)->HCCHAR = value;
mbed_official	106:ced8cbb51063	1645	}
mbed_official	106:ced8cbb51063	1646
mbed_official	106:ced8cbb51063	1647	/* Halt all channels to put them into a known state. */
mbed_official	106:ced8cbb51063	1648	for (i = 0; i <= 15; i++)
mbed_official	106:ced8cbb51063	1649	{
mbed_official	106:ced8cbb51063	1650
mbed_official	106:ced8cbb51063	1651	value = USBx_HC(i)->HCCHAR ;
mbed_official	106:ced8cbb51063	1652
mbed_official	106:ced8cbb51063	1653	value \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	106:ced8cbb51063	1654	value \|= USB_OTG_HCCHAR_CHENA;
mbed_official	106:ced8cbb51063	1655	value &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	106:ced8cbb51063	1656
mbed_official	106:ced8cbb51063	1657	USBx_HC(i)->HCCHAR = value;
mbed_official	106:ced8cbb51063	1658	do
mbed_official	106:ced8cbb51063	1659	{
mbed_official	106:ced8cbb51063	1660	if (++count > 1000)
mbed_official	106:ced8cbb51063	1661	{
mbed_official	106:ced8cbb51063	1662	break;
mbed_official	106:ced8cbb51063	1663	}
mbed_official	106:ced8cbb51063	1664	}
mbed_official	106:ced8cbb51063	1665	while ((USBx_HC(i)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official	106:ced8cbb51063	1666	}
mbed_official	106:ced8cbb51063	1667
mbed_official	87:085cde657901	1668	/* Clear any pending Host interrups */
mbed_official	87:085cde657901	1669	USBx_HOST->HAINT = 0xFFFFFFFF;
mbed_official	87:085cde657901	1670	USBx->GINTSTS = 0xFFFFFFFF;
mbed_official	87:085cde657901	1671	USB_EnableGlobalInt(USBx);
mbed_official	87:085cde657901	1672	return HAL_OK;
mbed_official	87:085cde657901	1673	}
mbed_official	87:085cde657901	1674	/**
mbed_official	87:085cde657901	1675	* @}
mbed_official	87:085cde657901	1676	*/
mbed_official	87:085cde657901	1677
mbed_official	87:085cde657901	1678	#endif /* defined (HAL_PCD_MODULE_ENABLED) \|\| defined (HAL_HCD_MODULE_ENABLED) */
mbed_official	87:085cde657901	1679
mbed_official	87:085cde657901	1680	/**
mbed_official	87:085cde657901	1681	* @}
mbed_official	87:085cde657901	1682	*/
mbed_official	87:085cde657901	1683
mbed_official	87:085cde657901	1684	/********************** (C) COPYRIGHT STMicroelectronics *END OF FILE**/