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Lancaster University's (short term!) clone of mbed-src for micro:bit. This is a copy of the github branch https://github.com/lancaster-university/mbed-classic

Fork of mbed-src by mbed official

targets/cmsis/TARGET_STM/TARGET_STM32F7/stm32f7xx_ll_usb.c@610:813dcc80987e, 2015-08-14 (annotated)

Committer:: mbed_official
Date:: Fri Aug 14 13:15:17 2015 +0100
Revision:: 610:813dcc80987e
Parent:: 573:ad23fe03a082

Synchronized with git revision 6d84db41c6833e0b9b024741eb0616a5f62d5599

Full URL: https://github.com/mbedmicro/mbed/commit/6d84db41c6833e0b9b024741eb0616a5f62d5599/

DISCO_F746NG - Improvements

Who changed what in which revision?

User	Revision	Line number	New contents of line
mbed_official	573:ad23fe03a082	1	/**
mbed_official	573:ad23fe03a082	2	******************************************************************************
mbed_official	573:ad23fe03a082	3	* @file stm32f7xx_ll_usb.c
mbed_official	573:ad23fe03a082	4	* @author MCD Application Team
mbed_official	610:813dcc80987e	5	* @version V1.0.1
mbed_official	610:813dcc80987e	6	* @date 25-June-2015
mbed_official	573:ad23fe03a082	7	* @brief USB Low Layer HAL module driver.
mbed_official	573:ad23fe03a082	8	*
mbed_official	573:ad23fe03a082	9	* This file provides firmware functions to manage the following
mbed_official	573:ad23fe03a082	10	* functionalities of the USB Peripheral Controller:
mbed_official	573:ad23fe03a082	11	* + Initialization/de-initialization functions
mbed_official	573:ad23fe03a082	12	* + I/O operation functions
mbed_official	573:ad23fe03a082	13	* + Peripheral Control functions
mbed_official	573:ad23fe03a082	14	* + Peripheral State functions
mbed_official	573:ad23fe03a082	15	*
mbed_official	573:ad23fe03a082	16	@verbatim
mbed_official	573:ad23fe03a082	17	==============================================================================
mbed_official	573:ad23fe03a082	18	##### How to use this driver #####
mbed_official	573:ad23fe03a082	19	==============================================================================
mbed_official	573:ad23fe03a082	20	[..]
mbed_official	573:ad23fe03a082	21	(#) Fill parameters of Init structure in USB_OTG_CfgTypeDef structure.
mbed_official	573:ad23fe03a082	22
mbed_official	573:ad23fe03a082	23	(#) Call USB_CoreInit() API to initialize the USB Core peripheral.
mbed_official	573:ad23fe03a082	24
mbed_official	573:ad23fe03a082	25	(#) The upper HAL HCD/PCD driver will call the right routines for its internal processes.
mbed_official	573:ad23fe03a082	26
mbed_official	573:ad23fe03a082	27	@endverbatim
mbed_official	573:ad23fe03a082	28	******************************************************************************
mbed_official	573:ad23fe03a082	29	* @attention
mbed_official	573:ad23fe03a082	30	*
mbed_official	573:ad23fe03a082	31	* <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
mbed_official	573:ad23fe03a082	32	*
mbed_official	573:ad23fe03a082	33	* Redistribution and use in source and binary forms, with or without modification,
mbed_official	573:ad23fe03a082	34	* are permitted provided that the following conditions are met:
mbed_official	573:ad23fe03a082	35	* 1. Redistributions of source code must retain the above copyright notice,
mbed_official	573:ad23fe03a082	36	* this list of conditions and the following disclaimer.
mbed_official	573:ad23fe03a082	37	* 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official	573:ad23fe03a082	38	* this list of conditions and the following disclaimer in the documentation
mbed_official	573:ad23fe03a082	39	* and/or other materials provided with the distribution.
mbed_official	573:ad23fe03a082	40	* 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official	573:ad23fe03a082	41	* may be used to endorse or promote products derived from this software
mbed_official	573:ad23fe03a082	42	* without specific prior written permission.
mbed_official	573:ad23fe03a082	43	*
mbed_official	573:ad23fe03a082	44	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official	573:ad23fe03a082	45	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official	573:ad23fe03a082	46	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official	573:ad23fe03a082	47	* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official	573:ad23fe03a082	48	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official	573:ad23fe03a082	49	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official	573:ad23fe03a082	50	* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official	573:ad23fe03a082	51	* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official	573:ad23fe03a082	52	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official	573:ad23fe03a082	53	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official	573:ad23fe03a082	54	*
mbed_official	573:ad23fe03a082	55	******************************************************************************
mbed_official	573:ad23fe03a082	56	*/
mbed_official	573:ad23fe03a082	57
mbed_official	573:ad23fe03a082	58	/* Includes ------------------------------------------------------------------*/
mbed_official	573:ad23fe03a082	59	#include "stm32f7xx_hal.h"
mbed_official	573:ad23fe03a082	60
mbed_official	573:ad23fe03a082	61	/** @addtogroup STM32F7xx_LL_USB_DRIVER
mbed_official	573:ad23fe03a082	62	* @{
mbed_official	573:ad23fe03a082	63	*/
mbed_official	573:ad23fe03a082	64
mbed_official	573:ad23fe03a082	65	#if defined (HAL_PCD_MODULE_ENABLED) \|\| defined (HAL_HCD_MODULE_ENABLED)
mbed_official	573:ad23fe03a082	66
mbed_official	573:ad23fe03a082	67	/* Private typedef -----------------------------------------------------------*/
mbed_official	573:ad23fe03a082	68	/* Private define ------------------------------------------------------------*/
mbed_official	573:ad23fe03a082	69	/* Private macro -------------------------------------------------------------*/
mbed_official	573:ad23fe03a082	70	/* Private variables ---------------------------------------------------------*/
mbed_official	573:ad23fe03a082	71	/* Private function prototypes -----------------------------------------------*/
mbed_official	573:ad23fe03a082	72	/* Private functions ---------------------------------------------------------*/
mbed_official	573:ad23fe03a082	73	static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx);
mbed_official	573:ad23fe03a082	74
mbed_official	573:ad23fe03a082	75	/** @defgroup PCD_Private_Functions
mbed_official	573:ad23fe03a082	76	* @{
mbed_official	573:ad23fe03a082	77	*/
mbed_official	573:ad23fe03a082	78
mbed_official	573:ad23fe03a082	79	/** @defgroup LL_USB_Group1 Initialization/de-initialization functions
mbed_official	573:ad23fe03a082	80	* @brief Initialization and Configuration functions
mbed_official	573:ad23fe03a082	81	*
mbed_official	573:ad23fe03a082	82	@verbatim
mbed_official	573:ad23fe03a082	83	===============================================================================
mbed_official	573:ad23fe03a082	84	##### Initialization/de-initialization functions #####
mbed_official	573:ad23fe03a082	85	===============================================================================
mbed_official	573:ad23fe03a082	86	[..] This section provides functions allowing to:
mbed_official	573:ad23fe03a082	87
mbed_official	573:ad23fe03a082	88	@endverbatim
mbed_official	573:ad23fe03a082	89	* @{
mbed_official	573:ad23fe03a082	90	*/
mbed_official	573:ad23fe03a082	91
mbed_official	573:ad23fe03a082	92	/**
mbed_official	573:ad23fe03a082	93	* @brief Initializes the USB Core
mbed_official	573:ad23fe03a082	94	* @param USBx: USB Instance
mbed_official	573:ad23fe03a082	95	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	573:ad23fe03a082	96	* the configuration information for the specified USBx peripheral.
mbed_official	573:ad23fe03a082	97	* @retval HAL status
mbed_official	573:ad23fe03a082	98	*/
mbed_official	573:ad23fe03a082	99	HAL_StatusTypeDef USB_CoreInit(USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	573:ad23fe03a082	100	{
mbed_official	573:ad23fe03a082	101	if (cfg.phy_itface == USB_OTG_ULPI_PHY)
mbed_official	573:ad23fe03a082	102	{
mbed_official	573:ad23fe03a082	103
mbed_official	573:ad23fe03a082	104	USBx->GCCFG &= ~(USB_OTG_GCCFG_PWRDWN);
mbed_official	573:ad23fe03a082	105
mbed_official	573:ad23fe03a082	106	/* Init The ULPI Interface */
mbed_official	573:ad23fe03a082	107	USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_TSDPS \| USB_OTG_GUSBCFG_ULPIFSLS \| USB_OTG_GUSBCFG_PHYSEL);
mbed_official	573:ad23fe03a082	108
mbed_official	573:ad23fe03a082	109	/* Select vbus source */
mbed_official	573:ad23fe03a082	110	USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_ULPIEVBUSD \| USB_OTG_GUSBCFG_ULPIEVBUSI);
mbed_official	573:ad23fe03a082	111	if(cfg.use_external_vbus == 1)
mbed_official	573:ad23fe03a082	112	{
mbed_official	573:ad23fe03a082	113	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_ULPIEVBUSD;
mbed_official	573:ad23fe03a082	114	}
mbed_official	573:ad23fe03a082	115	/* Reset after a PHY select */
mbed_official	573:ad23fe03a082	116	USB_CoreReset(USBx);
mbed_official	573:ad23fe03a082	117	}
mbed_official	573:ad23fe03a082	118	else /* FS interface (embedded Phy) */
mbed_official	573:ad23fe03a082	119	{
mbed_official	573:ad23fe03a082	120
mbed_official	573:ad23fe03a082	121	/* Select FS Embedded PHY */
mbed_official	573:ad23fe03a082	122	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_PHYSEL;
mbed_official	573:ad23fe03a082	123
mbed_official	573:ad23fe03a082	124	/* Reset after a PHY select and set Host mode */
mbed_official	573:ad23fe03a082	125	USB_CoreReset(USBx);
mbed_official	573:ad23fe03a082	126
mbed_official	573:ad23fe03a082	127	/* Deactivate the power down*/
mbed_official	573:ad23fe03a082	128	USBx->GCCFG = USB_OTG_GCCFG_PWRDWN;
mbed_official	573:ad23fe03a082	129	}
mbed_official	573:ad23fe03a082	130
mbed_official	573:ad23fe03a082	131	if(cfg.dma_enable == ENABLE)
mbed_official	573:ad23fe03a082	132	{
mbed_official	573:ad23fe03a082	133	USBx->GAHBCFG \|= (USB_OTG_GAHBCFG_HBSTLEN_1 \| USB_OTG_GAHBCFG_HBSTLEN_2);
mbed_official	573:ad23fe03a082	134	USBx->GAHBCFG \|= USB_OTG_GAHBCFG_DMAEN;
mbed_official	573:ad23fe03a082	135	}
mbed_official	573:ad23fe03a082	136
mbed_official	573:ad23fe03a082	137	return HAL_OK;
mbed_official	573:ad23fe03a082	138	}
mbed_official	573:ad23fe03a082	139
mbed_official	573:ad23fe03a082	140	/**
mbed_official	573:ad23fe03a082	141	* @brief USB_EnableGlobalInt
mbed_official	573:ad23fe03a082	142	* Enables the controller's Global Int in the AHB Config reg
mbed_official	573:ad23fe03a082	143	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	144	* @retval HAL status
mbed_official	573:ad23fe03a082	145	*/
mbed_official	573:ad23fe03a082	146	HAL_StatusTypeDef USB_EnableGlobalInt(USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	147	{
mbed_official	573:ad23fe03a082	148	USBx->GAHBCFG \|= USB_OTG_GAHBCFG_GINT;
mbed_official	573:ad23fe03a082	149	return HAL_OK;
mbed_official	573:ad23fe03a082	150	}
mbed_official	573:ad23fe03a082	151
mbed_official	573:ad23fe03a082	152
mbed_official	573:ad23fe03a082	153	/**
mbed_official	573:ad23fe03a082	154	* @brief USB_DisableGlobalInt
mbed_official	573:ad23fe03a082	155	* Disable the controller's Global Int in the AHB Config reg
mbed_official	573:ad23fe03a082	156	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	157	* @retval HAL status
mbed_official	573:ad23fe03a082	158	*/
mbed_official	573:ad23fe03a082	159	HAL_StatusTypeDef USB_DisableGlobalInt(USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	160	{
mbed_official	573:ad23fe03a082	161	USBx->GAHBCFG &= ~USB_OTG_GAHBCFG_GINT;
mbed_official	573:ad23fe03a082	162	return HAL_OK;
mbed_official	573:ad23fe03a082	163	}
mbed_official	573:ad23fe03a082	164
mbed_official	573:ad23fe03a082	165	/**
mbed_official	573:ad23fe03a082	166	* @brief USB_SetCurrentMode : Set functional mode
mbed_official	573:ad23fe03a082	167	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	168	* @param mode : current core mode
mbed_official	573:ad23fe03a082	169	* This parameter can be one of the these values:
mbed_official	573:ad23fe03a082	170	* @arg USB_OTG_DEVICE_MODE: Peripheral mode
mbed_official	573:ad23fe03a082	171	* @arg USB_OTG_HOST_MODE: Host mode
mbed_official	573:ad23fe03a082	172	* @arg USB_OTG_DRD_MODE: Dual Role Device mode
mbed_official	573:ad23fe03a082	173	* @retval HAL status
mbed_official	573:ad23fe03a082	174	*/
mbed_official	573:ad23fe03a082	175	HAL_StatusTypeDef USB_SetCurrentMode(USB_OTG_GlobalTypeDef *USBx , USB_OTG_ModeTypeDef mode)
mbed_official	573:ad23fe03a082	176	{
mbed_official	573:ad23fe03a082	177	USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_FHMOD \| USB_OTG_GUSBCFG_FDMOD);
mbed_official	573:ad23fe03a082	178
mbed_official	573:ad23fe03a082	179	if ( mode == USB_OTG_HOST_MODE)
mbed_official	573:ad23fe03a082	180	{
mbed_official	573:ad23fe03a082	181	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_FHMOD;
mbed_official	573:ad23fe03a082	182	}
mbed_official	573:ad23fe03a082	183	else if ( mode == USB_OTG_DEVICE_MODE)
mbed_official	573:ad23fe03a082	184	{
mbed_official	573:ad23fe03a082	185	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_FDMOD;
mbed_official	573:ad23fe03a082	186	}
mbed_official	573:ad23fe03a082	187	HAL_Delay(50);
mbed_official	573:ad23fe03a082	188
mbed_official	573:ad23fe03a082	189	return HAL_OK;
mbed_official	573:ad23fe03a082	190	}
mbed_official	573:ad23fe03a082	191
mbed_official	573:ad23fe03a082	192	/**
mbed_official	573:ad23fe03a082	193	* @brief USB_DevInit : Initializes the USB_OTG controller registers
mbed_official	573:ad23fe03a082	194	* for device mode
mbed_official	573:ad23fe03a082	195	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	196	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	573:ad23fe03a082	197	* the configuration information for the specified USBx peripheral.
mbed_official	573:ad23fe03a082	198	* @retval HAL status
mbed_official	573:ad23fe03a082	199	*/
mbed_official	573:ad23fe03a082	200	HAL_StatusTypeDef USB_DevInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	573:ad23fe03a082	201	{
mbed_official	573:ad23fe03a082	202	uint32_t i = 0;
mbed_official	573:ad23fe03a082	203
mbed_official	573:ad23fe03a082	204	/Activate VBUS Sensing B /
mbed_official	573:ad23fe03a082	205	USBx->GCCFG \|= USB_OTG_GCCFG_VBDEN;
mbed_official	573:ad23fe03a082	206
mbed_official	573:ad23fe03a082	207	if (cfg.vbus_sensing_enable == 0)
mbed_official	573:ad23fe03a082	208	{
mbed_official	573:ad23fe03a082	209	/Desactivate VBUS Sensing B /
mbed_official	573:ad23fe03a082	210	USBx->GCCFG &= ~ USB_OTG_GCCFG_VBDEN;
mbed_official	573:ad23fe03a082	211
mbed_official	573:ad23fe03a082	212	/* B-peripheral session valid override enable*/
mbed_official	573:ad23fe03a082	213	USBx->GOTGCTL \|= USB_OTG_GOTGCTL_BVALOEN;
mbed_official	573:ad23fe03a082	214	USBx->GOTGCTL \|= USB_OTG_GOTGCTL_BVALOVAL;
mbed_official	573:ad23fe03a082	215	}
mbed_official	573:ad23fe03a082	216
mbed_official	573:ad23fe03a082	217	/* Restart the Phy Clock */
mbed_official	573:ad23fe03a082	218	USBx_PCGCCTL = 0;
mbed_official	573:ad23fe03a082	219
mbed_official	573:ad23fe03a082	220	/* Device mode configuration */
mbed_official	573:ad23fe03a082	221	USBx_DEVICE->DCFG \|= DCFG_FRAME_INTERVAL_80;
mbed_official	573:ad23fe03a082	222
mbed_official	573:ad23fe03a082	223	if(cfg.phy_itface == USB_OTG_ULPI_PHY)
mbed_official	573:ad23fe03a082	224	{
mbed_official	573:ad23fe03a082	225	if(cfg.speed == USB_OTG_SPEED_HIGH)
mbed_official	573:ad23fe03a082	226	{
mbed_official	573:ad23fe03a082	227	/* Set High speed phy */
mbed_official	573:ad23fe03a082	228	USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH);
mbed_official	573:ad23fe03a082	229	}
mbed_official	573:ad23fe03a082	230	else
mbed_official	573:ad23fe03a082	231	{
mbed_official	573:ad23fe03a082	232	/* set High speed phy in Full speed mode */
mbed_official	573:ad23fe03a082	233	USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH_IN_FULL);
mbed_official	573:ad23fe03a082	234	}
mbed_official	573:ad23fe03a082	235	}
mbed_official	573:ad23fe03a082	236	else
mbed_official	573:ad23fe03a082	237	{
mbed_official	573:ad23fe03a082	238	/* Set Full speed phy */
mbed_official	573:ad23fe03a082	239	USB_SetDevSpeed (USBx , USB_OTG_SPEED_FULL);
mbed_official	573:ad23fe03a082	240	}
mbed_official	573:ad23fe03a082	241
mbed_official	573:ad23fe03a082	242	/* Flush the FIFOs */
mbed_official	573:ad23fe03a082	243	USB_FlushTxFifo(USBx , 0x10); /* all Tx FIFOs */
mbed_official	573:ad23fe03a082	244	USB_FlushRxFifo(USBx);
mbed_official	573:ad23fe03a082	245
mbed_official	573:ad23fe03a082	246
mbed_official	573:ad23fe03a082	247	/* Clear all pending Device Interrupts */
mbed_official	573:ad23fe03a082	248	USBx_DEVICE->DIEPMSK = 0;
mbed_official	573:ad23fe03a082	249	USBx_DEVICE->DOEPMSK = 0;
mbed_official	573:ad23fe03a082	250	USBx_DEVICE->DAINT = 0xFFFFFFFF;
mbed_official	573:ad23fe03a082	251	USBx_DEVICE->DAINTMSK = 0;
mbed_official	573:ad23fe03a082	252
mbed_official	573:ad23fe03a082	253	for (i = 0; i < cfg.dev_endpoints; i++)
mbed_official	573:ad23fe03a082	254	{
mbed_official	573:ad23fe03a082	255	if ((USBx_INEP(i)->DIEPCTL & USB_OTG_DIEPCTL_EPENA) == USB_OTG_DIEPCTL_EPENA)
mbed_official	573:ad23fe03a082	256	{
mbed_official	573:ad23fe03a082	257	USBx_INEP(i)->DIEPCTL = (USB_OTG_DIEPCTL_EPDIS \| USB_OTG_DIEPCTL_SNAK);
mbed_official	573:ad23fe03a082	258	}
mbed_official	573:ad23fe03a082	259	else
mbed_official	573:ad23fe03a082	260	{
mbed_official	573:ad23fe03a082	261	USBx_INEP(i)->DIEPCTL = 0;
mbed_official	573:ad23fe03a082	262	}
mbed_official	573:ad23fe03a082	263
mbed_official	573:ad23fe03a082	264	USBx_INEP(i)->DIEPTSIZ = 0;
mbed_official	573:ad23fe03a082	265	USBx_INEP(i)->DIEPINT = 0xFF;
mbed_official	573:ad23fe03a082	266	}
mbed_official	573:ad23fe03a082	267
mbed_official	573:ad23fe03a082	268	for (i = 0; i < cfg.dev_endpoints; i++)
mbed_official	573:ad23fe03a082	269	{
mbed_official	573:ad23fe03a082	270	if ((USBx_OUTEP(i)->DOEPCTL & USB_OTG_DOEPCTL_EPENA) == USB_OTG_DOEPCTL_EPENA)
mbed_official	573:ad23fe03a082	271	{
mbed_official	573:ad23fe03a082	272	USBx_OUTEP(i)->DOEPCTL = (USB_OTG_DOEPCTL_EPDIS \| USB_OTG_DOEPCTL_SNAK);
mbed_official	573:ad23fe03a082	273	}
mbed_official	573:ad23fe03a082	274	else
mbed_official	573:ad23fe03a082	275	{
mbed_official	573:ad23fe03a082	276	USBx_OUTEP(i)->DOEPCTL = 0;
mbed_official	573:ad23fe03a082	277	}
mbed_official	573:ad23fe03a082	278
mbed_official	573:ad23fe03a082	279	USBx_OUTEP(i)->DOEPTSIZ = 0;
mbed_official	573:ad23fe03a082	280	USBx_OUTEP(i)->DOEPINT = 0xFF;
mbed_official	573:ad23fe03a082	281	}
mbed_official	573:ad23fe03a082	282
mbed_official	573:ad23fe03a082	283	USBx_DEVICE->DIEPMSK &= ~(USB_OTG_DIEPMSK_TXFURM);
mbed_official	573:ad23fe03a082	284
mbed_official	573:ad23fe03a082	285	if (cfg.dma_enable == 1)
mbed_official	573:ad23fe03a082	286	{
mbed_official	573:ad23fe03a082	287	/Set threshold parameters /
mbed_official	573:ad23fe03a082	288	USBx_DEVICE->DTHRCTL = (USB_OTG_DTHRCTL_TXTHRLEN_6 \| USB_OTG_DTHRCTL_RXTHRLEN_6);
mbed_official	573:ad23fe03a082	289	USBx_DEVICE->DTHRCTL \|= (USB_OTG_DTHRCTL_RXTHREN \| USB_OTG_DTHRCTL_ISOTHREN \| USB_OTG_DTHRCTL_NONISOTHREN);
mbed_official	573:ad23fe03a082	290
mbed_official	573:ad23fe03a082	291	i= USBx_DEVICE->DTHRCTL;
mbed_official	573:ad23fe03a082	292	}
mbed_official	573:ad23fe03a082	293
mbed_official	573:ad23fe03a082	294	/* Disable all interrupts. */
mbed_official	573:ad23fe03a082	295	USBx->GINTMSK = 0;
mbed_official	573:ad23fe03a082	296
mbed_official	573:ad23fe03a082	297	/* Clear any pending interrupts */
mbed_official	573:ad23fe03a082	298	USBx->GINTSTS = 0xBFFFFFFF;
mbed_official	573:ad23fe03a082	299
mbed_official	573:ad23fe03a082	300	/* Enable the common interrupts */
mbed_official	573:ad23fe03a082	301	if (cfg.dma_enable == DISABLE)
mbed_official	573:ad23fe03a082	302	{
mbed_official	573:ad23fe03a082	303	USBx->GINTMSK \|= USB_OTG_GINTMSK_RXFLVLM;
mbed_official	573:ad23fe03a082	304	}
mbed_official	573:ad23fe03a082	305
mbed_official	573:ad23fe03a082	306	/* Enable interrupts matching to the Device mode ONLY */
mbed_official	573:ad23fe03a082	307	USBx->GINTMSK \|= (USB_OTG_GINTMSK_USBSUSPM \| USB_OTG_GINTMSK_USBRST \|\
mbed_official	573:ad23fe03a082	308	USB_OTG_GINTMSK_ENUMDNEM \| USB_OTG_GINTMSK_IEPINT \|\
mbed_official	573:ad23fe03a082	309	USB_OTG_GINTMSK_OEPINT \| USB_OTG_GINTMSK_IISOIXFRM\|\
mbed_official	573:ad23fe03a082	310	USB_OTG_GINTMSK_PXFRM_IISOOXFRM \| USB_OTG_GINTMSK_WUIM);
mbed_official	573:ad23fe03a082	311
mbed_official	573:ad23fe03a082	312	if(cfg.Sof_enable)
mbed_official	573:ad23fe03a082	313	{
mbed_official	573:ad23fe03a082	314	USBx->GINTMSK \|= USB_OTG_GINTMSK_SOFM;
mbed_official	573:ad23fe03a082	315	}
mbed_official	573:ad23fe03a082	316
mbed_official	573:ad23fe03a082	317	if (cfg.vbus_sensing_enable == ENABLE)
mbed_official	573:ad23fe03a082	318	{
mbed_official	573:ad23fe03a082	319	USBx->GINTMSK \|= (USB_OTG_GINTMSK_SRQIM \| USB_OTG_GINTMSK_OTGINT);
mbed_official	573:ad23fe03a082	320	}
mbed_official	573:ad23fe03a082	321
mbed_official	573:ad23fe03a082	322	return HAL_OK;
mbed_official	573:ad23fe03a082	323	}
mbed_official	573:ad23fe03a082	324
mbed_official	573:ad23fe03a082	325
mbed_official	573:ad23fe03a082	326	/**
mbed_official	573:ad23fe03a082	327	* @brief USB_OTG_FlushTxFifo : Flush a Tx FIFO
mbed_official	573:ad23fe03a082	328	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	329	* @param num : FIFO number
mbed_official	573:ad23fe03a082	330	* This parameter can be a value from 1 to 15
mbed_official	573:ad23fe03a082	331	15 means Flush all Tx FIFOs
mbed_official	573:ad23fe03a082	332	* @retval HAL status
mbed_official	573:ad23fe03a082	333	*/
mbed_official	573:ad23fe03a082	334	HAL_StatusTypeDef USB_FlushTxFifo (USB_OTG_GlobalTypeDef *USBx, uint32_t num )
mbed_official	573:ad23fe03a082	335	{
mbed_official	573:ad23fe03a082	336	uint32_t count = 0;
mbed_official	573:ad23fe03a082	337
mbed_official	610:813dcc80987e	338	USBx->GRSTCTL = ( USB_OTG_GRSTCTL_TXFFLSH \|(uint32_t)( num << 6));
mbed_official	573:ad23fe03a082	339
mbed_official	573:ad23fe03a082	340	do
mbed_official	573:ad23fe03a082	341	{
mbed_official	573:ad23fe03a082	342	if (++count > 200000)
mbed_official	573:ad23fe03a082	343	{
mbed_official	573:ad23fe03a082	344	return HAL_TIMEOUT;
mbed_official	573:ad23fe03a082	345	}
mbed_official	573:ad23fe03a082	346	}
mbed_official	573:ad23fe03a082	347	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_TXFFLSH) == USB_OTG_GRSTCTL_TXFFLSH);
mbed_official	573:ad23fe03a082	348
mbed_official	573:ad23fe03a082	349	return HAL_OK;
mbed_official	573:ad23fe03a082	350	}
mbed_official	573:ad23fe03a082	351
mbed_official	573:ad23fe03a082	352
mbed_official	573:ad23fe03a082	353	/**
mbed_official	573:ad23fe03a082	354	* @brief USB_FlushRxFifo : Flush Rx FIFO
mbed_official	573:ad23fe03a082	355	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	356	* @retval HAL status
mbed_official	573:ad23fe03a082	357	*/
mbed_official	573:ad23fe03a082	358	HAL_StatusTypeDef USB_FlushRxFifo(USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	359	{
mbed_official	573:ad23fe03a082	360	uint32_t count = 0;
mbed_official	573:ad23fe03a082	361
mbed_official	573:ad23fe03a082	362	USBx->GRSTCTL = USB_OTG_GRSTCTL_RXFFLSH;
mbed_official	573:ad23fe03a082	363
mbed_official	573:ad23fe03a082	364	do
mbed_official	573:ad23fe03a082	365	{
mbed_official	573:ad23fe03a082	366	if (++count > 200000)
mbed_official	573:ad23fe03a082	367	{
mbed_official	573:ad23fe03a082	368	return HAL_TIMEOUT;
mbed_official	573:ad23fe03a082	369	}
mbed_official	573:ad23fe03a082	370	}
mbed_official	573:ad23fe03a082	371	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_RXFFLSH) == USB_OTG_GRSTCTL_RXFFLSH);
mbed_official	573:ad23fe03a082	372
mbed_official	573:ad23fe03a082	373	return HAL_OK;
mbed_official	573:ad23fe03a082	374	}
mbed_official	573:ad23fe03a082	375
mbed_official	573:ad23fe03a082	376	/**
mbed_official	573:ad23fe03a082	377	* @brief USB_SetDevSpeed :Initializes the DevSpd field of DCFG register
mbed_official	573:ad23fe03a082	378	* depending the PHY type and the enumeration speed of the device.
mbed_official	573:ad23fe03a082	379	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	380	* @param speed : device speed
mbed_official	573:ad23fe03a082	381	* This parameter can be one of the these values:
mbed_official	573:ad23fe03a082	382	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	573:ad23fe03a082	383	* @arg USB_OTG_SPEED_HIGH_IN_FULL: High speed core in Full Speed mode
mbed_official	573:ad23fe03a082	384	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	573:ad23fe03a082	385	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	573:ad23fe03a082	386	* @retval Hal status
mbed_official	573:ad23fe03a082	387	*/
mbed_official	573:ad23fe03a082	388	HAL_StatusTypeDef USB_SetDevSpeed(USB_OTG_GlobalTypeDef *USBx , uint8_t speed)
mbed_official	573:ad23fe03a082	389	{
mbed_official	573:ad23fe03a082	390	USBx_DEVICE->DCFG \|= speed;
mbed_official	573:ad23fe03a082	391	return HAL_OK;
mbed_official	573:ad23fe03a082	392	}
mbed_official	573:ad23fe03a082	393
mbed_official	573:ad23fe03a082	394	/**
mbed_official	573:ad23fe03a082	395	* @brief USB_GetDevSpeed :Return the Dev Speed
mbed_official	573:ad23fe03a082	396	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	397	* @retval speed : device speed
mbed_official	573:ad23fe03a082	398	* This parameter can be one of the these values:
mbed_official	573:ad23fe03a082	399	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	573:ad23fe03a082	400	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	573:ad23fe03a082	401	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	573:ad23fe03a082	402	*/
mbed_official	573:ad23fe03a082	403	uint8_t USB_GetDevSpeed(USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	404	{
mbed_official	573:ad23fe03a082	405	uint8_t speed = 0;
mbed_official	573:ad23fe03a082	406
mbed_official	573:ad23fe03a082	407	if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_HS_PHY_30MHZ_OR_60MHZ)
mbed_official	573:ad23fe03a082	408	{
mbed_official	573:ad23fe03a082	409	speed = USB_OTG_SPEED_HIGH;
mbed_official	573:ad23fe03a082	410	}
mbed_official	573:ad23fe03a082	411	else if (((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_30MHZ_OR_60MHZ)\|\|
mbed_official	573:ad23fe03a082	412	((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_48MHZ))
mbed_official	573:ad23fe03a082	413	{
mbed_official	573:ad23fe03a082	414	speed = USB_OTG_SPEED_FULL;
mbed_official	573:ad23fe03a082	415	}
mbed_official	573:ad23fe03a082	416	else if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ)
mbed_official	573:ad23fe03a082	417	{
mbed_official	573:ad23fe03a082	418	speed = USB_OTG_SPEED_LOW;
mbed_official	573:ad23fe03a082	419	}
mbed_official	573:ad23fe03a082	420
mbed_official	573:ad23fe03a082	421	return speed;
mbed_official	573:ad23fe03a082	422	}
mbed_official	573:ad23fe03a082	423
mbed_official	573:ad23fe03a082	424	/**
mbed_official	573:ad23fe03a082	425	* @brief Activate and configure an endpoint
mbed_official	573:ad23fe03a082	426	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	427	* @param ep: pointer to endpoint structure
mbed_official	573:ad23fe03a082	428	* @retval HAL status
mbed_official	573:ad23fe03a082	429	*/
mbed_official	573:ad23fe03a082	430	HAL_StatusTypeDef USB_ActivateEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	573:ad23fe03a082	431	{
mbed_official	573:ad23fe03a082	432	if (ep->is_in == 1)
mbed_official	573:ad23fe03a082	433	{
mbed_official	573:ad23fe03a082	434	USBx_DEVICE->DAINTMSK \|= USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)));
mbed_official	573:ad23fe03a082	435
mbed_official	573:ad23fe03a082	436	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0)
mbed_official	573:ad23fe03a082	437	{
mbed_official	573:ad23fe03a082	438	USBx_INEP(ep->num)->DIEPCTL \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	573:ad23fe03a082	439	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	573:ad23fe03a082	440	}
mbed_official	573:ad23fe03a082	441
mbed_official	573:ad23fe03a082	442	}
mbed_official	573:ad23fe03a082	443	else
mbed_official	573:ad23fe03a082	444	{
mbed_official	573:ad23fe03a082	445	USBx_DEVICE->DAINTMSK \|= USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16);
mbed_official	573:ad23fe03a082	446
mbed_official	573:ad23fe03a082	447	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0)
mbed_official	573:ad23fe03a082	448	{
mbed_official	573:ad23fe03a082	449	USBx_OUTEP(ep->num)->DOEPCTL \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	573:ad23fe03a082	450	(USB_OTG_DIEPCTL_SD0PID_SEVNFRM)\| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	573:ad23fe03a082	451	}
mbed_official	573:ad23fe03a082	452	}
mbed_official	573:ad23fe03a082	453	return HAL_OK;
mbed_official	573:ad23fe03a082	454	}
mbed_official	573:ad23fe03a082	455	/**
mbed_official	573:ad23fe03a082	456	* @brief Activate and configure a dedicated endpoint
mbed_official	573:ad23fe03a082	457	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	458	* @param ep: pointer to endpoint structure
mbed_official	573:ad23fe03a082	459	* @retval HAL status
mbed_official	573:ad23fe03a082	460	*/
mbed_official	573:ad23fe03a082	461	HAL_StatusTypeDef USB_ActivateDedicatedEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	573:ad23fe03a082	462	{
mbed_official	573:ad23fe03a082	463	static __IO uint32_t debug = 0;
mbed_official	573:ad23fe03a082	464
mbed_official	573:ad23fe03a082	465	/* Read DEPCTLn register */
mbed_official	573:ad23fe03a082	466	if (ep->is_in == 1)
mbed_official	573:ad23fe03a082	467	{
mbed_official	573:ad23fe03a082	468	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0)
mbed_official	573:ad23fe03a082	469	{
mbed_official	573:ad23fe03a082	470	USBx_INEP(ep->num)->DIEPCTL \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	573:ad23fe03a082	471	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	573:ad23fe03a082	472	}
mbed_official	573:ad23fe03a082	473
mbed_official	573:ad23fe03a082	474
mbed_official	573:ad23fe03a082	475	debug \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	573:ad23fe03a082	476	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	573:ad23fe03a082	477
mbed_official	573:ad23fe03a082	478	USBx_DEVICE->DEACHMSK \|= USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)));
mbed_official	573:ad23fe03a082	479	}
mbed_official	573:ad23fe03a082	480	else
mbed_official	573:ad23fe03a082	481	{
mbed_official	573:ad23fe03a082	482	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0)
mbed_official	573:ad23fe03a082	483	{
mbed_official	573:ad23fe03a082	484	USBx_OUTEP(ep->num)->DOEPCTL \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	573:ad23fe03a082	485	((ep->num) << 22 ) \| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	573:ad23fe03a082	486
mbed_official	573:ad23fe03a082	487	debug = (uint32_t)(((uint32_t )USBx) + USB_OTG_OUT_ENDPOINT_BASE + (0)*USB_OTG_EP_REG_SIZE);
mbed_official	573:ad23fe03a082	488	debug = (uint32_t )&USBx_OUTEP(ep->num)->DOEPCTL;
mbed_official	573:ad23fe03a082	489	debug \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	573:ad23fe03a082	490	((ep->num) << 22 ) \| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	573:ad23fe03a082	491	}
mbed_official	573:ad23fe03a082	492
mbed_official	573:ad23fe03a082	493	USBx_DEVICE->DEACHMSK \|= USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16);
mbed_official	573:ad23fe03a082	494	}
mbed_official	573:ad23fe03a082	495
mbed_official	573:ad23fe03a082	496	return HAL_OK;
mbed_official	573:ad23fe03a082	497	}
mbed_official	573:ad23fe03a082	498	/**
mbed_official	573:ad23fe03a082	499	* @brief De-activate and de-initialize an endpoint
mbed_official	573:ad23fe03a082	500	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	501	* @param ep: pointer to endpoint structure
mbed_official	573:ad23fe03a082	502	* @retval HAL status
mbed_official	573:ad23fe03a082	503	*/
mbed_official	573:ad23fe03a082	504	HAL_StatusTypeDef USB_DeactivateEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	573:ad23fe03a082	505	{
mbed_official	573:ad23fe03a082	506	/* Read DEPCTLn register */
mbed_official	573:ad23fe03a082	507	if (ep->is_in == 1)
mbed_official	573:ad23fe03a082	508	{
mbed_official	573:ad23fe03a082	509	USBx_DEVICE->DEACHMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	573:ad23fe03a082	510	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	573:ad23fe03a082	511	USBx_INEP(ep->num)->DIEPCTL &= ~ USB_OTG_DIEPCTL_USBAEP;
mbed_official	573:ad23fe03a082	512	}
mbed_official	573:ad23fe03a082	513	else
mbed_official	573:ad23fe03a082	514	{
mbed_official	573:ad23fe03a082	515
mbed_official	573:ad23fe03a082	516	USBx_DEVICE->DEACHMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	573:ad23fe03a082	517	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	573:ad23fe03a082	518	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP;
mbed_official	573:ad23fe03a082	519	}
mbed_official	573:ad23fe03a082	520	return HAL_OK;
mbed_official	573:ad23fe03a082	521	}
mbed_official	573:ad23fe03a082	522
mbed_official	573:ad23fe03a082	523	/**
mbed_official	573:ad23fe03a082	524	* @brief De-activate and de-initialize a dedicated endpoint
mbed_official	573:ad23fe03a082	525	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	526	* @param ep: pointer to endpoint structure
mbed_official	573:ad23fe03a082	527	* @retval HAL status
mbed_official	573:ad23fe03a082	528	*/
mbed_official	573:ad23fe03a082	529	HAL_StatusTypeDef USB_DeactivateDedicatedEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	573:ad23fe03a082	530	{
mbed_official	573:ad23fe03a082	531	/* Read DEPCTLn register */
mbed_official	573:ad23fe03a082	532	if (ep->is_in == 1)
mbed_official	573:ad23fe03a082	533	{
mbed_official	573:ad23fe03a082	534	USBx_INEP(ep->num)->DIEPCTL &= ~ USB_OTG_DIEPCTL_USBAEP;
mbed_official	573:ad23fe03a082	535	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	573:ad23fe03a082	536	}
mbed_official	573:ad23fe03a082	537	else
mbed_official	573:ad23fe03a082	538	{
mbed_official	573:ad23fe03a082	539	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP;
mbed_official	573:ad23fe03a082	540	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	573:ad23fe03a082	541	}
mbed_official	573:ad23fe03a082	542	return HAL_OK;
mbed_official	573:ad23fe03a082	543	}
mbed_official	573:ad23fe03a082	544
mbed_official	573:ad23fe03a082	545	/**
mbed_official	573:ad23fe03a082	546	* @brief USB_EPStartXfer : setup and starts a transfer over an EP
mbed_official	573:ad23fe03a082	547	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	548	* @param ep: pointer to endpoint structure
mbed_official	573:ad23fe03a082	549	* @param dma: USB dma enabled or disabled
mbed_official	573:ad23fe03a082	550	* This parameter can be one of the these values:
mbed_official	573:ad23fe03a082	551	* 0 : DMA feature not used
mbed_official	573:ad23fe03a082	552	* 1 : DMA feature used
mbed_official	573:ad23fe03a082	553	* @retval HAL status
mbed_official	573:ad23fe03a082	554	*/
mbed_official	573:ad23fe03a082	555	HAL_StatusTypeDef USB_EPStartXfer(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep, uint8_t dma)
mbed_official	573:ad23fe03a082	556	{
mbed_official	573:ad23fe03a082	557	uint16_t pktcnt = 0;
mbed_official	573:ad23fe03a082	558
mbed_official	573:ad23fe03a082	559	/* IN endpoint */
mbed_official	573:ad23fe03a082	560	if (ep->is_in == 1)
mbed_official	573:ad23fe03a082	561	{
mbed_official	573:ad23fe03a082	562	/* Zero Length Packet? */
mbed_official	573:ad23fe03a082	563	if (ep->xfer_len == 0)
mbed_official	573:ad23fe03a082	564	{
mbed_official	573:ad23fe03a082	565	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	573:ad23fe03a082	566	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	573:ad23fe03a082	567	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	573:ad23fe03a082	568	}
mbed_official	573:ad23fe03a082	569	else
mbed_official	573:ad23fe03a082	570	{
mbed_official	573:ad23fe03a082	571	/* Program the transfer size and packet count
mbed_official	573:ad23fe03a082	572	* as follows: xfersize = N * maxpacket +
mbed_official	573:ad23fe03a082	573	* short_packet pktcnt = N + (short_packet
mbed_official	573:ad23fe03a082	574	* exist ? 1 : 0)
mbed_official	573:ad23fe03a082	575	*/
mbed_official	573:ad23fe03a082	576	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	573:ad23fe03a082	577	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	573:ad23fe03a082	578	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (((ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket) << 19)) ;
mbed_official	573:ad23fe03a082	579	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len);
mbed_official	573:ad23fe03a082	580
mbed_official	573:ad23fe03a082	581	if (ep->type == EP_TYPE_ISOC)
mbed_official	573:ad23fe03a082	582	{
mbed_official	573:ad23fe03a082	583	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_MULCNT);
mbed_official	573:ad23fe03a082	584	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_MULCNT & (1 << 29));
mbed_official	573:ad23fe03a082	585	}
mbed_official	573:ad23fe03a082	586	}
mbed_official	573:ad23fe03a082	587
mbed_official	573:ad23fe03a082	588	if (dma == 1)
mbed_official	573:ad23fe03a082	589	{
mbed_official	573:ad23fe03a082	590	USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr);
mbed_official	573:ad23fe03a082	591	}
mbed_official	573:ad23fe03a082	592	else
mbed_official	573:ad23fe03a082	593	{
mbed_official	573:ad23fe03a082	594	if (ep->type != EP_TYPE_ISOC)
mbed_official	573:ad23fe03a082	595	{
mbed_official	573:ad23fe03a082	596	/* Enable the Tx FIFO Empty Interrupt for this EP */
mbed_official	573:ad23fe03a082	597	if (ep->xfer_len > 0)
mbed_official	573:ad23fe03a082	598	{
mbed_official	573:ad23fe03a082	599	USBx_DEVICE->DIEPEMPMSK \|= 1 << ep->num;
mbed_official	573:ad23fe03a082	600	}
mbed_official	573:ad23fe03a082	601	}
mbed_official	573:ad23fe03a082	602	}
mbed_official	573:ad23fe03a082	603
mbed_official	573:ad23fe03a082	604	if (ep->type == EP_TYPE_ISOC)
mbed_official	573:ad23fe03a082	605	{
mbed_official	573:ad23fe03a082	606	if ((USBx_DEVICE->DSTS & ( 1 << 8 )) == 0)
mbed_official	573:ad23fe03a082	607	{
mbed_official	573:ad23fe03a082	608	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SODDFRM;
mbed_official	573:ad23fe03a082	609	}
mbed_official	573:ad23fe03a082	610	else
mbed_official	573:ad23fe03a082	611	{
mbed_official	573:ad23fe03a082	612	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SD0PID_SEVNFRM;
mbed_official	573:ad23fe03a082	613	}
mbed_official	573:ad23fe03a082	614	}
mbed_official	573:ad23fe03a082	615
mbed_official	573:ad23fe03a082	616	/* EP enable, IN data in FIFO */
mbed_official	573:ad23fe03a082	617	USBx_INEP(ep->num)->DIEPCTL \|= (USB_OTG_DIEPCTL_CNAK \| USB_OTG_DIEPCTL_EPENA);
mbed_official	573:ad23fe03a082	618
mbed_official	573:ad23fe03a082	619	if (ep->type == EP_TYPE_ISOC)
mbed_official	573:ad23fe03a082	620	{
mbed_official	573:ad23fe03a082	621	USB_WritePacket(USBx, ep->xfer_buff, ep->num, ep->xfer_len, dma);
mbed_official	573:ad23fe03a082	622	}
mbed_official	573:ad23fe03a082	623	}
mbed_official	573:ad23fe03a082	624	else /* OUT endpoint */
mbed_official	573:ad23fe03a082	625	{
mbed_official	573:ad23fe03a082	626	/* Program the transfer size and packet count as follows:
mbed_official	573:ad23fe03a082	627	* pktcnt = N
mbed_official	573:ad23fe03a082	628	* xfersize = N * maxpacket
mbed_official	573:ad23fe03a082	629	*/
mbed_official	573:ad23fe03a082	630	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ);
mbed_official	573:ad23fe03a082	631	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT);
mbed_official	573:ad23fe03a082	632
mbed_official	573:ad23fe03a082	633	if (ep->xfer_len == 0)
mbed_official	573:ad23fe03a082	634	{
mbed_official	573:ad23fe03a082	635	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & ep->maxpacket);
mbed_official	573:ad23fe03a082	636	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	573:ad23fe03a082	637	}
mbed_official	573:ad23fe03a082	638	else
mbed_official	573:ad23fe03a082	639	{
mbed_official	573:ad23fe03a082	640	pktcnt = (ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket;
mbed_official	573:ad23fe03a082	641	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (pktcnt << 19));
mbed_official	573:ad23fe03a082	642	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket * pktcnt));
mbed_official	573:ad23fe03a082	643	}
mbed_official	573:ad23fe03a082	644
mbed_official	573:ad23fe03a082	645	if (dma == 1)
mbed_official	573:ad23fe03a082	646	{
mbed_official	573:ad23fe03a082	647	USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)ep->xfer_buff;
mbed_official	573:ad23fe03a082	648	}
mbed_official	573:ad23fe03a082	649
mbed_official	573:ad23fe03a082	650	if (ep->type == EP_TYPE_ISOC)
mbed_official	573:ad23fe03a082	651	{
mbed_official	573:ad23fe03a082	652	if ((USBx_DEVICE->DSTS & ( 1 << 8 )) == 0)
mbed_official	573:ad23fe03a082	653	{
mbed_official	573:ad23fe03a082	654	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SODDFRM;
mbed_official	573:ad23fe03a082	655	}
mbed_official	573:ad23fe03a082	656	else
mbed_official	573:ad23fe03a082	657	{
mbed_official	573:ad23fe03a082	658	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SD0PID_SEVNFRM;
mbed_official	573:ad23fe03a082	659	}
mbed_official	573:ad23fe03a082	660	}
mbed_official	573:ad23fe03a082	661	/* EP enable */
mbed_official	573:ad23fe03a082	662	USBx_OUTEP(ep->num)->DOEPCTL \|= (USB_OTG_DOEPCTL_CNAK \| USB_OTG_DOEPCTL_EPENA);
mbed_official	573:ad23fe03a082	663	}
mbed_official	573:ad23fe03a082	664	return HAL_OK;
mbed_official	573:ad23fe03a082	665	}
mbed_official	573:ad23fe03a082	666
mbed_official	573:ad23fe03a082	667	/**
mbed_official	573:ad23fe03a082	668	* @brief USB_EP0StartXfer : setup and starts a transfer over the EP 0
mbed_official	573:ad23fe03a082	669	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	670	* @param ep: pointer to endpoint structure
mbed_official	573:ad23fe03a082	671	* @param dma: USB dma enabled or disabled
mbed_official	573:ad23fe03a082	672	* This parameter can be one of the these values:
mbed_official	573:ad23fe03a082	673	* 0 : DMA feature not used
mbed_official	573:ad23fe03a082	674	* 1 : DMA feature used
mbed_official	573:ad23fe03a082	675	* @retval HAL status
mbed_official	573:ad23fe03a082	676	*/
mbed_official	573:ad23fe03a082	677	HAL_StatusTypeDef USB_EP0StartXfer(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep, uint8_t dma)
mbed_official	573:ad23fe03a082	678	{
mbed_official	573:ad23fe03a082	679	/* IN endpoint */
mbed_official	573:ad23fe03a082	680	if (ep->is_in == 1)
mbed_official	573:ad23fe03a082	681	{
mbed_official	573:ad23fe03a082	682	/* Zero Length Packet? */
mbed_official	573:ad23fe03a082	683	if (ep->xfer_len == 0)
mbed_official	573:ad23fe03a082	684	{
mbed_official	573:ad23fe03a082	685	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	573:ad23fe03a082	686	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	573:ad23fe03a082	687	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	573:ad23fe03a082	688	}
mbed_official	573:ad23fe03a082	689	else
mbed_official	573:ad23fe03a082	690	{
mbed_official	573:ad23fe03a082	691	/* Program the transfer size and packet count
mbed_official	573:ad23fe03a082	692	* as follows: xfersize = N * maxpacket +
mbed_official	573:ad23fe03a082	693	* short_packet pktcnt = N + (short_packet
mbed_official	573:ad23fe03a082	694	* exist ? 1 : 0)
mbed_official	573:ad23fe03a082	695	*/
mbed_official	573:ad23fe03a082	696	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	573:ad23fe03a082	697	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	573:ad23fe03a082	698
mbed_official	573:ad23fe03a082	699	if(ep->xfer_len > ep->maxpacket)
mbed_official	573:ad23fe03a082	700	{
mbed_official	573:ad23fe03a082	701	ep->xfer_len = ep->maxpacket;
mbed_official	573:ad23fe03a082	702	}
mbed_official	573:ad23fe03a082	703	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	573:ad23fe03a082	704	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len);
mbed_official	573:ad23fe03a082	705
mbed_official	573:ad23fe03a082	706	}
mbed_official	573:ad23fe03a082	707
mbed_official	573:ad23fe03a082	708	if (dma == 1)
mbed_official	573:ad23fe03a082	709	{
mbed_official	573:ad23fe03a082	710	USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr);
mbed_official	573:ad23fe03a082	711	}
mbed_official	573:ad23fe03a082	712	else
mbed_official	573:ad23fe03a082	713	{
mbed_official	573:ad23fe03a082	714	/* Enable the Tx FIFO Empty Interrupt for this EP */
mbed_official	573:ad23fe03a082	715	if (ep->xfer_len > 0)
mbed_official	573:ad23fe03a082	716	{
mbed_official	573:ad23fe03a082	717	USBx_DEVICE->DIEPEMPMSK \|= 1 << (ep->num);
mbed_official	573:ad23fe03a082	718	}
mbed_official	573:ad23fe03a082	719	}
mbed_official	573:ad23fe03a082	720
mbed_official	573:ad23fe03a082	721	/* EP enable, IN data in FIFO */
mbed_official	573:ad23fe03a082	722	USBx_INEP(ep->num)->DIEPCTL \|= (USB_OTG_DIEPCTL_CNAK \| USB_OTG_DIEPCTL_EPENA);
mbed_official	573:ad23fe03a082	723	}
mbed_official	573:ad23fe03a082	724	else /* OUT endpoint */
mbed_official	573:ad23fe03a082	725	{
mbed_official	573:ad23fe03a082	726	/* Program the transfer size and packet count as follows:
mbed_official	573:ad23fe03a082	727	* pktcnt = N
mbed_official	573:ad23fe03a082	728	* xfersize = N * maxpacket
mbed_official	573:ad23fe03a082	729	*/
mbed_official	573:ad23fe03a082	730	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ);
mbed_official	573:ad23fe03a082	731	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT);
mbed_official	573:ad23fe03a082	732
mbed_official	573:ad23fe03a082	733	if (ep->xfer_len > 0)
mbed_official	573:ad23fe03a082	734	{
mbed_official	573:ad23fe03a082	735	ep->xfer_len = ep->maxpacket;
mbed_official	573:ad23fe03a082	736	}
mbed_official	573:ad23fe03a082	737
mbed_official	573:ad23fe03a082	738	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19));
mbed_official	573:ad23fe03a082	739	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket));
mbed_official	573:ad23fe03a082	740
mbed_official	573:ad23fe03a082	741
mbed_official	573:ad23fe03a082	742	if (dma == 1)
mbed_official	573:ad23fe03a082	743	{
mbed_official	573:ad23fe03a082	744	USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)(ep->xfer_buff);
mbed_official	573:ad23fe03a082	745	}
mbed_official	573:ad23fe03a082	746
mbed_official	573:ad23fe03a082	747	/* EP enable */
mbed_official	573:ad23fe03a082	748	USBx_OUTEP(ep->num)->DOEPCTL \|= (USB_OTG_DOEPCTL_CNAK \| USB_OTG_DOEPCTL_EPENA);
mbed_official	573:ad23fe03a082	749	}
mbed_official	573:ad23fe03a082	750	return HAL_OK;
mbed_official	573:ad23fe03a082	751	}
mbed_official	573:ad23fe03a082	752
mbed_official	573:ad23fe03a082	753	/**
mbed_official	573:ad23fe03a082	754	* @brief USB_WritePacket : Writes a packet into the Tx FIFO associated
mbed_official	573:ad23fe03a082	755	* with the EP/channel
mbed_official	573:ad23fe03a082	756	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	757	* @param src : pointer to source buffer
mbed_official	573:ad23fe03a082	758	* @param ch_ep_num : endpoint or host channel number
mbed_official	573:ad23fe03a082	759	* @param len : Number of bytes to write
mbed_official	573:ad23fe03a082	760	* @param dma: USB dma enabled or disabled
mbed_official	573:ad23fe03a082	761	* This parameter can be one of the these values:
mbed_official	573:ad23fe03a082	762	* 0 : DMA feature not used
mbed_official	573:ad23fe03a082	763	* 1 : DMA feature used
mbed_official	573:ad23fe03a082	764	* @retval HAL status
mbed_official	573:ad23fe03a082	765	*/
mbed_official	573:ad23fe03a082	766	HAL_StatusTypeDef USB_WritePacket(USB_OTG_GlobalTypeDef USBx, uint8_t src, uint8_t ch_ep_num, uint16_t len, uint8_t dma)
mbed_official	573:ad23fe03a082	767	{
mbed_official	573:ad23fe03a082	768	uint32_t count32b= 0 , i= 0;
mbed_official	573:ad23fe03a082	769
mbed_official	573:ad23fe03a082	770	if (dma == 0)
mbed_official	573:ad23fe03a082	771	{
mbed_official	573:ad23fe03a082	772	count32b = (len + 3) / 4;
mbed_official	573:ad23fe03a082	773	for (i = 0; i < count32b; i++, src += 4)
mbed_official	573:ad23fe03a082	774	{
mbed_official	573:ad23fe03a082	775	USBx_DFIFO(ch_ep_num) = ((__packed uint32_t )src);
mbed_official	573:ad23fe03a082	776	}
mbed_official	573:ad23fe03a082	777	}
mbed_official	573:ad23fe03a082	778	return HAL_OK;
mbed_official	573:ad23fe03a082	779	}
mbed_official	573:ad23fe03a082	780
mbed_official	573:ad23fe03a082	781	/**
mbed_official	573:ad23fe03a082	782	* @brief USB_ReadPacket : read a packet from the Tx FIFO associated
mbed_official	573:ad23fe03a082	783	* with the EP/channel
mbed_official	573:ad23fe03a082	784	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	785	* @param src : source pointer
mbed_official	573:ad23fe03a082	786	* @param ch_ep_num : endpoint or host channel number
mbed_official	573:ad23fe03a082	787	* @param len : Number of bytes to read
mbed_official	573:ad23fe03a082	788	* @param dma: USB dma enabled or disabled
mbed_official	573:ad23fe03a082	789	* This parameter can be one of the these values:
mbed_official	573:ad23fe03a082	790	* 0 : DMA feature not used
mbed_official	573:ad23fe03a082	791	* 1 : DMA feature used
mbed_official	573:ad23fe03a082	792	* @retval pointer to destination buffer
mbed_official	573:ad23fe03a082	793	*/
mbed_official	573:ad23fe03a082	794	void USB_ReadPacket(USB_OTG_GlobalTypeDef USBx, uint8_t *dest, uint16_t len)
mbed_official	573:ad23fe03a082	795	{
mbed_official	573:ad23fe03a082	796	uint32_t i=0;
mbed_official	573:ad23fe03a082	797	uint32_t count32b = (len + 3) / 4;
mbed_official	573:ad23fe03a082	798
mbed_official	573:ad23fe03a082	799	for ( i = 0; i < count32b; i++, dest += 4 )
mbed_official	573:ad23fe03a082	800	{
mbed_official	573:ad23fe03a082	801	(__packed uint32_t )dest = USBx_DFIFO(0);
mbed_official	573:ad23fe03a082	802
mbed_official	573:ad23fe03a082	803	}
mbed_official	573:ad23fe03a082	804	return ((void *)dest);
mbed_official	573:ad23fe03a082	805	}
mbed_official	573:ad23fe03a082	806
mbed_official	573:ad23fe03a082	807	/**
mbed_official	573:ad23fe03a082	808	* @brief USB_EPSetStall : set a stall condition over an EP
mbed_official	573:ad23fe03a082	809	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	810	* @param ep: pointer to endpoint structure
mbed_official	573:ad23fe03a082	811	* @retval HAL status
mbed_official	573:ad23fe03a082	812	*/
mbed_official	573:ad23fe03a082	813	HAL_StatusTypeDef USB_EPSetStall(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep)
mbed_official	573:ad23fe03a082	814	{
mbed_official	573:ad23fe03a082	815	if (ep->is_in == 1)
mbed_official	573:ad23fe03a082	816	{
mbed_official	573:ad23fe03a082	817	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_EPENA) == 0)
mbed_official	573:ad23fe03a082	818	{
mbed_official	573:ad23fe03a082	819	USBx_INEP(ep->num)->DIEPCTL &= ~(USB_OTG_DIEPCTL_EPDIS);
mbed_official	573:ad23fe03a082	820	}
mbed_official	573:ad23fe03a082	821	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_STALL;
mbed_official	573:ad23fe03a082	822	}
mbed_official	573:ad23fe03a082	823	else
mbed_official	573:ad23fe03a082	824	{
mbed_official	573:ad23fe03a082	825	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_EPENA) == 0)
mbed_official	573:ad23fe03a082	826	{
mbed_official	573:ad23fe03a082	827	USBx_OUTEP(ep->num)->DOEPCTL &= ~(USB_OTG_DOEPCTL_EPDIS);
mbed_official	573:ad23fe03a082	828	}
mbed_official	573:ad23fe03a082	829	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_STALL;
mbed_official	573:ad23fe03a082	830	}
mbed_official	573:ad23fe03a082	831	return HAL_OK;
mbed_official	573:ad23fe03a082	832	}
mbed_official	573:ad23fe03a082	833
mbed_official	573:ad23fe03a082	834
mbed_official	573:ad23fe03a082	835	/**
mbed_official	573:ad23fe03a082	836	* @brief USB_EPClearStall : Clear a stall condition over an EP
mbed_official	573:ad23fe03a082	837	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	838	* @param ep: pointer to endpoint structure
mbed_official	573:ad23fe03a082	839	* @retval HAL status
mbed_official	573:ad23fe03a082	840	*/
mbed_official	573:ad23fe03a082	841	HAL_StatusTypeDef USB_EPClearStall(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	573:ad23fe03a082	842	{
mbed_official	573:ad23fe03a082	843	if (ep->is_in == 1)
mbed_official	573:ad23fe03a082	844	{
mbed_official	573:ad23fe03a082	845	USBx_INEP(ep->num)->DIEPCTL &= ~USB_OTG_DIEPCTL_STALL;
mbed_official	573:ad23fe03a082	846	if (ep->type == EP_TYPE_INTR \|\| ep->type == EP_TYPE_BULK)
mbed_official	573:ad23fe03a082	847	{
mbed_official	573:ad23fe03a082	848	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SD0PID_SEVNFRM; /* DATA0 */
mbed_official	573:ad23fe03a082	849	}
mbed_official	573:ad23fe03a082	850	}
mbed_official	573:ad23fe03a082	851	else
mbed_official	573:ad23fe03a082	852	{
mbed_official	573:ad23fe03a082	853	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_STALL;
mbed_official	573:ad23fe03a082	854	if (ep->type == EP_TYPE_INTR \|\| ep->type == EP_TYPE_BULK)
mbed_official	573:ad23fe03a082	855	{
mbed_official	573:ad23fe03a082	856	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SD0PID_SEVNFRM; /* DATA0 */
mbed_official	573:ad23fe03a082	857	}
mbed_official	573:ad23fe03a082	858	}
mbed_official	573:ad23fe03a082	859	return HAL_OK;
mbed_official	573:ad23fe03a082	860	}
mbed_official	573:ad23fe03a082	861
mbed_official	573:ad23fe03a082	862	/**
mbed_official	573:ad23fe03a082	863	* @brief USB_StopDevice : Stop the usb device mode
mbed_official	573:ad23fe03a082	864	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	865	* @retval HAL status
mbed_official	573:ad23fe03a082	866	*/
mbed_official	573:ad23fe03a082	867	HAL_StatusTypeDef USB_StopDevice(USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	868	{
mbed_official	573:ad23fe03a082	869	uint32_t i;
mbed_official	573:ad23fe03a082	870
mbed_official	573:ad23fe03a082	871	/* Clear Pending interrupt */
mbed_official	573:ad23fe03a082	872	for (i = 0; i < 15 ; i++)
mbed_official	573:ad23fe03a082	873	{
mbed_official	573:ad23fe03a082	874	USBx_INEP(i)->DIEPINT = 0xFF;
mbed_official	573:ad23fe03a082	875	USBx_OUTEP(i)->DOEPINT = 0xFF;
mbed_official	573:ad23fe03a082	876	}
mbed_official	573:ad23fe03a082	877	USBx_DEVICE->DAINT = 0xFFFFFFFF;
mbed_official	573:ad23fe03a082	878
mbed_official	573:ad23fe03a082	879	/* Clear interrupt masks */
mbed_official	573:ad23fe03a082	880	USBx_DEVICE->DIEPMSK = 0;
mbed_official	573:ad23fe03a082	881	USBx_DEVICE->DOEPMSK = 0;
mbed_official	573:ad23fe03a082	882	USBx_DEVICE->DAINTMSK = 0;
mbed_official	573:ad23fe03a082	883
mbed_official	573:ad23fe03a082	884	/* Flush the FIFO */
mbed_official	573:ad23fe03a082	885	USB_FlushRxFifo(USBx);
mbed_official	573:ad23fe03a082	886	USB_FlushTxFifo(USBx , 0x10 );
mbed_official	573:ad23fe03a082	887
mbed_official	573:ad23fe03a082	888	return HAL_OK;
mbed_official	573:ad23fe03a082	889	}
mbed_official	573:ad23fe03a082	890
mbed_official	573:ad23fe03a082	891	/**
mbed_official	573:ad23fe03a082	892	* @brief USB_SetDevAddress : Stop the usb device mode
mbed_official	573:ad23fe03a082	893	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	894	* @param address : new device address to be assigned
mbed_official	573:ad23fe03a082	895	* This parameter can be a value from 0 to 255
mbed_official	573:ad23fe03a082	896	* @retval HAL status
mbed_official	573:ad23fe03a082	897	*/
mbed_official	573:ad23fe03a082	898	HAL_StatusTypeDef USB_SetDevAddress (USB_OTG_GlobalTypeDef *USBx, uint8_t address)
mbed_official	573:ad23fe03a082	899	{
mbed_official	573:ad23fe03a082	900	USBx_DEVICE->DCFG &= ~ (USB_OTG_DCFG_DAD);
mbed_official	573:ad23fe03a082	901	USBx_DEVICE->DCFG \|= (address << 4) & USB_OTG_DCFG_DAD ;
mbed_official	573:ad23fe03a082	902
mbed_official	573:ad23fe03a082	903	return HAL_OK;
mbed_official	573:ad23fe03a082	904	}
mbed_official	573:ad23fe03a082	905
mbed_official	573:ad23fe03a082	906	/**
mbed_official	573:ad23fe03a082	907	* @brief USB_DevConnect : Connect the USB device by enabling the pull-up/pull-down
mbed_official	573:ad23fe03a082	908	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	909	* @retval HAL status
mbed_official	573:ad23fe03a082	910	*/
mbed_official	573:ad23fe03a082	911	HAL_StatusTypeDef USB_DevConnect (USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	912	{
mbed_official	573:ad23fe03a082	913	USBx_DEVICE->DCTL &= ~USB_OTG_DCTL_SDIS ;
mbed_official	573:ad23fe03a082	914	HAL_Delay(3);
mbed_official	573:ad23fe03a082	915
mbed_official	573:ad23fe03a082	916	return HAL_OK;
mbed_official	573:ad23fe03a082	917	}
mbed_official	573:ad23fe03a082	918
mbed_official	573:ad23fe03a082	919	/**
mbed_official	573:ad23fe03a082	920	* @brief USB_DevDisconnect : Disconnect the USB device by disabling the pull-up/pull-down
mbed_official	573:ad23fe03a082	921	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	922	* @retval HAL status
mbed_official	573:ad23fe03a082	923	*/
mbed_official	573:ad23fe03a082	924	HAL_StatusTypeDef USB_DevDisconnect (USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	925	{
mbed_official	573:ad23fe03a082	926	USBx_DEVICE->DCTL \|= USB_OTG_DCTL_SDIS ;
mbed_official	573:ad23fe03a082	927	HAL_Delay(3);
mbed_official	573:ad23fe03a082	928
mbed_official	573:ad23fe03a082	929	return HAL_OK;
mbed_official	573:ad23fe03a082	930	}
mbed_official	573:ad23fe03a082	931
mbed_official	573:ad23fe03a082	932	/**
mbed_official	573:ad23fe03a082	933	* @brief USB_ReadInterrupts: return the global USB interrupt status
mbed_official	573:ad23fe03a082	934	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	935	* @retval HAL status
mbed_official	573:ad23fe03a082	936	*/
mbed_official	573:ad23fe03a082	937	uint32_t USB_ReadInterrupts (USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	938	{
mbed_official	573:ad23fe03a082	939	uint32_t v = 0;
mbed_official	573:ad23fe03a082	940
mbed_official	573:ad23fe03a082	941	v = USBx->GINTSTS;
mbed_official	573:ad23fe03a082	942	v &= USBx->GINTMSK;
mbed_official	573:ad23fe03a082	943	return v;
mbed_official	573:ad23fe03a082	944	}
mbed_official	573:ad23fe03a082	945
mbed_official	573:ad23fe03a082	946	/**
mbed_official	573:ad23fe03a082	947	* @brief USB_ReadDevAllOutEpInterrupt: return the USB device OUT endpoints interrupt status
mbed_official	573:ad23fe03a082	948	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	949	* @retval HAL status
mbed_official	573:ad23fe03a082	950	*/
mbed_official	573:ad23fe03a082	951	uint32_t USB_ReadDevAllOutEpInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	952	{
mbed_official	573:ad23fe03a082	953	uint32_t v;
mbed_official	573:ad23fe03a082	954	v = USBx_DEVICE->DAINT;
mbed_official	573:ad23fe03a082	955	v &= USBx_DEVICE->DAINTMSK;
mbed_official	573:ad23fe03a082	956	return ((v & 0xffff0000) >> 16);
mbed_official	573:ad23fe03a082	957	}
mbed_official	573:ad23fe03a082	958
mbed_official	573:ad23fe03a082	959	/**
mbed_official	573:ad23fe03a082	960	* @brief USB_ReadDevAllInEpInterrupt: return the USB device IN endpoints interrupt status
mbed_official	573:ad23fe03a082	961	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	962	* @retval HAL status
mbed_official	573:ad23fe03a082	963	*/
mbed_official	573:ad23fe03a082	964	uint32_t USB_ReadDevAllInEpInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	965	{
mbed_official	573:ad23fe03a082	966	uint32_t v;
mbed_official	573:ad23fe03a082	967	v = USBx_DEVICE->DAINT;
mbed_official	573:ad23fe03a082	968	v &= USBx_DEVICE->DAINTMSK;
mbed_official	573:ad23fe03a082	969	return ((v & 0xFFFF));
mbed_official	573:ad23fe03a082	970	}
mbed_official	573:ad23fe03a082	971
mbed_official	573:ad23fe03a082	972	/**
mbed_official	573:ad23fe03a082	973	* @brief Returns Device OUT EP Interrupt register
mbed_official	573:ad23fe03a082	974	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	975	* @param epnum : endpoint number
mbed_official	573:ad23fe03a082	976	* This parameter can be a value from 0 to 15
mbed_official	573:ad23fe03a082	977	* @retval Device OUT EP Interrupt register
mbed_official	573:ad23fe03a082	978	*/
mbed_official	573:ad23fe03a082	979	uint32_t USB_ReadDevOutEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum)
mbed_official	573:ad23fe03a082	980	{
mbed_official	573:ad23fe03a082	981	uint32_t v;
mbed_official	573:ad23fe03a082	982	v = USBx_OUTEP(epnum)->DOEPINT;
mbed_official	573:ad23fe03a082	983	v &= USBx_DEVICE->DOEPMSK;
mbed_official	573:ad23fe03a082	984	return v;
mbed_official	573:ad23fe03a082	985	}
mbed_official	573:ad23fe03a082	986
mbed_official	573:ad23fe03a082	987	/**
mbed_official	573:ad23fe03a082	988	* @brief Returns Device IN EP Interrupt register
mbed_official	573:ad23fe03a082	989	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	990	* @param epnum : endpoint number
mbed_official	573:ad23fe03a082	991	* This parameter can be a value from 0 to 15
mbed_official	573:ad23fe03a082	992	* @retval Device IN EP Interrupt register
mbed_official	573:ad23fe03a082	993	*/
mbed_official	573:ad23fe03a082	994	uint32_t USB_ReadDevInEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum)
mbed_official	573:ad23fe03a082	995	{
mbed_official	573:ad23fe03a082	996	uint32_t v, msk, emp;
mbed_official	573:ad23fe03a082	997
mbed_official	573:ad23fe03a082	998	msk = USBx_DEVICE->DIEPMSK;
mbed_official	573:ad23fe03a082	999	emp = USBx_DEVICE->DIEPEMPMSK;
mbed_official	573:ad23fe03a082	1000	msk \|= ((emp >> epnum) & 0x1) << 7;
mbed_official	573:ad23fe03a082	1001	v = USBx_INEP(epnum)->DIEPINT & msk;
mbed_official	573:ad23fe03a082	1002	return v;
mbed_official	573:ad23fe03a082	1003	}
mbed_official	573:ad23fe03a082	1004
mbed_official	573:ad23fe03a082	1005	/**
mbed_official	573:ad23fe03a082	1006	* @brief USB_ClearInterrupts: clear a USB interrupt
mbed_official	573:ad23fe03a082	1007	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	1008	* @param interrupt : interrupt flag
mbed_official	573:ad23fe03a082	1009	* @retval None
mbed_official	573:ad23fe03a082	1010	*/
mbed_official	573:ad23fe03a082	1011	void USB_ClearInterrupts (USB_OTG_GlobalTypeDef *USBx, uint32_t interrupt)
mbed_official	573:ad23fe03a082	1012	{
mbed_official	573:ad23fe03a082	1013	USBx->GINTSTS \|= interrupt;
mbed_official	573:ad23fe03a082	1014	}
mbed_official	573:ad23fe03a082	1015
mbed_official	573:ad23fe03a082	1016	/**
mbed_official	573:ad23fe03a082	1017	* @brief Returns USB core mode
mbed_official	573:ad23fe03a082	1018	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	1019	* @retval return core mode : Host or Device
mbed_official	573:ad23fe03a082	1020	* This parameter can be one of the these values:
mbed_official	573:ad23fe03a082	1021	* 0 : Host
mbed_official	573:ad23fe03a082	1022	* 1 : Device
mbed_official	573:ad23fe03a082	1023	*/
mbed_official	573:ad23fe03a082	1024	uint32_t USB_GetMode(USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	1025	{
mbed_official	573:ad23fe03a082	1026	return ((USBx->GINTSTS ) & 0x1);
mbed_official	573:ad23fe03a082	1027	}
mbed_official	573:ad23fe03a082	1028
mbed_official	573:ad23fe03a082	1029
mbed_official	573:ad23fe03a082	1030	/**
mbed_official	573:ad23fe03a082	1031	* @brief Activate EP0 for Setup transactions
mbed_official	573:ad23fe03a082	1032	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	1033	* @retval HAL status
mbed_official	573:ad23fe03a082	1034	*/
mbed_official	573:ad23fe03a082	1035	HAL_StatusTypeDef USB_ActivateSetup (USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	1036	{
mbed_official	573:ad23fe03a082	1037	/* Set the MPS of the IN EP based on the enumeration speed */
mbed_official	573:ad23fe03a082	1038	USBx_INEP(0)->DIEPCTL &= ~USB_OTG_DIEPCTL_MPSIZ;
mbed_official	573:ad23fe03a082	1039
mbed_official	573:ad23fe03a082	1040	if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ)
mbed_official	573:ad23fe03a082	1041	{
mbed_official	573:ad23fe03a082	1042	USBx_INEP(0)->DIEPCTL \|= 3;
mbed_official	573:ad23fe03a082	1043	}
mbed_official	573:ad23fe03a082	1044	USBx_DEVICE->DCTL \|= USB_OTG_DCTL_CGINAK;
mbed_official	573:ad23fe03a082	1045
mbed_official	573:ad23fe03a082	1046	return HAL_OK;
mbed_official	573:ad23fe03a082	1047	}
mbed_official	573:ad23fe03a082	1048
mbed_official	573:ad23fe03a082	1049
mbed_official	573:ad23fe03a082	1050	/**
mbed_official	573:ad23fe03a082	1051	* @brief Prepare the EP0 to start the first control setup
mbed_official	573:ad23fe03a082	1052	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	1053	* @param dma: USB dma enabled or disabled
mbed_official	573:ad23fe03a082	1054	* This parameter can be one of the these values:
mbed_official	573:ad23fe03a082	1055	* 0 : DMA feature not used
mbed_official	573:ad23fe03a082	1056	* 1 : DMA feature used
mbed_official	573:ad23fe03a082	1057	* @param psetup : pointer to setup packet
mbed_official	573:ad23fe03a082	1058	* @retval HAL status
mbed_official	573:ad23fe03a082	1059	*/
mbed_official	573:ad23fe03a082	1060	HAL_StatusTypeDef USB_EP0_OutStart(USB_OTG_GlobalTypeDef USBx, uint8_t dma, uint8_t psetup)
mbed_official	573:ad23fe03a082	1061	{
mbed_official	573:ad23fe03a082	1062	USBx_OUTEP(0)->DOEPTSIZ = 0;
mbed_official	573:ad23fe03a082	1063	USBx_OUTEP(0)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	573:ad23fe03a082	1064	USBx_OUTEP(0)->DOEPTSIZ \|= (3 * 8);
mbed_official	573:ad23fe03a082	1065	USBx_OUTEP(0)->DOEPTSIZ \|= USB_OTG_DOEPTSIZ_STUPCNT;
mbed_official	573:ad23fe03a082	1066
mbed_official	573:ad23fe03a082	1067	if (dma == 1)
mbed_official	573:ad23fe03a082	1068	{
mbed_official	573:ad23fe03a082	1069	USBx_OUTEP(0)->DOEPDMA = (uint32_t)psetup;
mbed_official	573:ad23fe03a082	1070	/* EP enable */
mbed_official	573:ad23fe03a082	1071	USBx_OUTEP(0)->DOEPCTL = 0x80008000;
mbed_official	573:ad23fe03a082	1072	}
mbed_official	573:ad23fe03a082	1073
mbed_official	573:ad23fe03a082	1074	return HAL_OK;
mbed_official	573:ad23fe03a082	1075	}
mbed_official	573:ad23fe03a082	1076
mbed_official	573:ad23fe03a082	1077
mbed_official	573:ad23fe03a082	1078	/**
mbed_official	573:ad23fe03a082	1079	* @brief Reset the USB Core (needed after USB clock settings change)
mbed_official	573:ad23fe03a082	1080	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	1081	* @retval HAL status
mbed_official	573:ad23fe03a082	1082	*/
mbed_official	573:ad23fe03a082	1083	static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	1084	{
mbed_official	573:ad23fe03a082	1085	uint32_t count = 0;
mbed_official	573:ad23fe03a082	1086
mbed_official	573:ad23fe03a082	1087	/* Wait for AHB master IDLE state. */
mbed_official	573:ad23fe03a082	1088	do
mbed_official	573:ad23fe03a082	1089	{
mbed_official	573:ad23fe03a082	1090	if (++count > 200000)
mbed_official	573:ad23fe03a082	1091	{
mbed_official	573:ad23fe03a082	1092	return HAL_TIMEOUT;
mbed_official	573:ad23fe03a082	1093	}
mbed_official	573:ad23fe03a082	1094	}
mbed_official	573:ad23fe03a082	1095	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_AHBIDL) == 0);
mbed_official	573:ad23fe03a082	1096
mbed_official	573:ad23fe03a082	1097	/* Core Soft Reset */
mbed_official	573:ad23fe03a082	1098	count = 0;
mbed_official	573:ad23fe03a082	1099	USBx->GRSTCTL \|= USB_OTG_GRSTCTL_CSRST;
mbed_official	573:ad23fe03a082	1100
mbed_official	573:ad23fe03a082	1101	do
mbed_official	573:ad23fe03a082	1102	{
mbed_official	573:ad23fe03a082	1103	if (++count > 200000)
mbed_official	573:ad23fe03a082	1104	{
mbed_official	573:ad23fe03a082	1105	return HAL_TIMEOUT;
mbed_official	573:ad23fe03a082	1106	}
mbed_official	573:ad23fe03a082	1107	}
mbed_official	573:ad23fe03a082	1108	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_CSRST) == USB_OTG_GRSTCTL_CSRST);
mbed_official	573:ad23fe03a082	1109
mbed_official	573:ad23fe03a082	1110	return HAL_OK;
mbed_official	573:ad23fe03a082	1111	}
mbed_official	573:ad23fe03a082	1112
mbed_official	573:ad23fe03a082	1113
mbed_official	573:ad23fe03a082	1114	/**
mbed_official	573:ad23fe03a082	1115	* @brief USB_HostInit : Initializes the USB OTG controller registers
mbed_official	573:ad23fe03a082	1116	* for Host mode
mbed_official	573:ad23fe03a082	1117	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	1118	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	573:ad23fe03a082	1119	* the configuration information for the specified USBx peripheral.
mbed_official	573:ad23fe03a082	1120	* @retval HAL status
mbed_official	573:ad23fe03a082	1121	*/
mbed_official	573:ad23fe03a082	1122	HAL_StatusTypeDef USB_HostInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	573:ad23fe03a082	1123	{
mbed_official	573:ad23fe03a082	1124	uint32_t i;
mbed_official	573:ad23fe03a082	1125
mbed_official	573:ad23fe03a082	1126	/* Restart the Phy Clock */
mbed_official	573:ad23fe03a082	1127	USBx_PCGCCTL = 0;
mbed_official	573:ad23fe03a082	1128
mbed_official	573:ad23fe03a082	1129	/Activate VBUS Sensing B /
mbed_official	573:ad23fe03a082	1130	USBx->GCCFG \|= USB_OTG_GCCFG_VBDEN;
mbed_official	573:ad23fe03a082	1131
mbed_official	573:ad23fe03a082	1132	/* Disable the FS/LS support mode only */
mbed_official	573:ad23fe03a082	1133	if((cfg.speed == USB_OTG_SPEED_FULL)&&
mbed_official	573:ad23fe03a082	1134	(USBx != USB_OTG_FS))
mbed_official	573:ad23fe03a082	1135	{
mbed_official	573:ad23fe03a082	1136	USBx_HOST->HCFG \|= USB_OTG_HCFG_FSLSS;
mbed_official	573:ad23fe03a082	1137	}
mbed_official	573:ad23fe03a082	1138	else
mbed_official	573:ad23fe03a082	1139	{
mbed_official	573:ad23fe03a082	1140	USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSS);
mbed_official	573:ad23fe03a082	1141	}
mbed_official	573:ad23fe03a082	1142
mbed_official	573:ad23fe03a082	1143	/* Make sure the FIFOs are flushed. */
mbed_official	573:ad23fe03a082	1144	USB_FlushTxFifo(USBx, 0x10 ); /* all Tx FIFOs */
mbed_official	573:ad23fe03a082	1145	USB_FlushRxFifo(USBx);
mbed_official	573:ad23fe03a082	1146
mbed_official	573:ad23fe03a082	1147	/* Clear all pending HC Interrupts */
mbed_official	573:ad23fe03a082	1148	for (i = 0; i < cfg.Host_channels; i++)
mbed_official	573:ad23fe03a082	1149	{
mbed_official	573:ad23fe03a082	1150	USBx_HC(i)->HCINT = 0xFFFFFFFF;
mbed_official	573:ad23fe03a082	1151	USBx_HC(i)->HCINTMSK = 0;
mbed_official	573:ad23fe03a082	1152	}
mbed_official	573:ad23fe03a082	1153
mbed_official	573:ad23fe03a082	1154	/* Enable VBUS driving */
mbed_official	573:ad23fe03a082	1155	USB_DriveVbus(USBx, 1);
mbed_official	573:ad23fe03a082	1156
mbed_official	573:ad23fe03a082	1157	HAL_Delay(200);
mbed_official	573:ad23fe03a082	1158
mbed_official	573:ad23fe03a082	1159	/* Disable all interrupts. */
mbed_official	573:ad23fe03a082	1160	USBx->GINTMSK = 0;
mbed_official	573:ad23fe03a082	1161
mbed_official	573:ad23fe03a082	1162	/* Clear any pending interrupts */
mbed_official	573:ad23fe03a082	1163	USBx->GINTSTS = 0xFFFFFFFF;
mbed_official	573:ad23fe03a082	1164
mbed_official	573:ad23fe03a082	1165
mbed_official	573:ad23fe03a082	1166	if(USBx == USB_OTG_FS)
mbed_official	573:ad23fe03a082	1167	{
mbed_official	573:ad23fe03a082	1168	/* set Rx FIFO size */
mbed_official	573:ad23fe03a082	1169	USBx->GRXFSIZ = (uint32_t )0x80;
mbed_official	573:ad23fe03a082	1170	USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x60 << 16)& USB_OTG_NPTXFD) \| 0x80);
mbed_official	573:ad23fe03a082	1171	USBx->HPTXFSIZ = (uint32_t )(((0x40 << 16)& USB_OTG_HPTXFSIZ_PTXFD) \| 0xE0);
mbed_official	573:ad23fe03a082	1172
mbed_official	573:ad23fe03a082	1173	}
mbed_official	573:ad23fe03a082	1174
mbed_official	573:ad23fe03a082	1175	else
mbed_official	573:ad23fe03a082	1176	{
mbed_official	573:ad23fe03a082	1177	/* set Rx FIFO size */
mbed_official	573:ad23fe03a082	1178	USBx->GRXFSIZ = (uint32_t )0x200;
mbed_official	573:ad23fe03a082	1179	USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x100 << 16)& USB_OTG_NPTXFD) \| 0x200);
mbed_official	573:ad23fe03a082	1180	USBx->HPTXFSIZ = (uint32_t )(((0xE0 << 16)& USB_OTG_HPTXFSIZ_PTXFD) \| 0x300);
mbed_official	573:ad23fe03a082	1181	}
mbed_official	573:ad23fe03a082	1182
mbed_official	573:ad23fe03a082	1183	/* Enable the common interrupts */
mbed_official	573:ad23fe03a082	1184	if (cfg.dma_enable == DISABLE)
mbed_official	573:ad23fe03a082	1185	{
mbed_official	573:ad23fe03a082	1186	USBx->GINTMSK \|= USB_OTG_GINTMSK_RXFLVLM;
mbed_official	573:ad23fe03a082	1187	}
mbed_official	573:ad23fe03a082	1188
mbed_official	573:ad23fe03a082	1189	/* Enable interrupts matching to the Host mode ONLY */
mbed_official	573:ad23fe03a082	1190	USBx->GINTMSK \|= (USB_OTG_GINTMSK_PRTIM \| USB_OTG_GINTMSK_HCIM \|\
mbed_official	573:ad23fe03a082	1191	USB_OTG_GINTMSK_SOFM \|USB_OTG_GINTSTS_DISCINT\|\
mbed_official	573:ad23fe03a082	1192	USB_OTG_GINTMSK_PXFRM_IISOOXFRM \| USB_OTG_GINTMSK_WUIM);
mbed_official	573:ad23fe03a082	1193
mbed_official	573:ad23fe03a082	1194	return HAL_OK;
mbed_official	573:ad23fe03a082	1195	}
mbed_official	573:ad23fe03a082	1196
mbed_official	573:ad23fe03a082	1197	/**
mbed_official	573:ad23fe03a082	1198	* @brief USB_InitFSLSPClkSel : Initializes the FSLSPClkSel field of the
mbed_official	573:ad23fe03a082	1199	* HCFG register on the PHY type and set the right frame interval
mbed_official	573:ad23fe03a082	1200	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	1201	* @param freq : clock frequency
mbed_official	573:ad23fe03a082	1202	* This parameter can be one of the these values:
mbed_official	573:ad23fe03a082	1203	* HCFG_48_MHZ : Full Speed 48 MHz Clock
mbed_official	573:ad23fe03a082	1204	* HCFG_6_MHZ : Low Speed 6 MHz Clock
mbed_official	573:ad23fe03a082	1205	* @retval HAL status
mbed_official	573:ad23fe03a082	1206	*/
mbed_official	573:ad23fe03a082	1207	HAL_StatusTypeDef USB_InitFSLSPClkSel(USB_OTG_GlobalTypeDef *USBx , uint8_t freq)
mbed_official	573:ad23fe03a082	1208	{
mbed_official	573:ad23fe03a082	1209	USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSPCS);
mbed_official	573:ad23fe03a082	1210	USBx_HOST->HCFG \|= (freq & USB_OTG_HCFG_FSLSPCS);
mbed_official	573:ad23fe03a082	1211
mbed_official	573:ad23fe03a082	1212	if (freq == HCFG_48_MHZ)
mbed_official	573:ad23fe03a082	1213	{
mbed_official	573:ad23fe03a082	1214	USBx_HOST->HFIR = (uint32_t)48000;
mbed_official	573:ad23fe03a082	1215	}
mbed_official	573:ad23fe03a082	1216	else if (freq == HCFG_6_MHZ)
mbed_official	573:ad23fe03a082	1217	{
mbed_official	573:ad23fe03a082	1218	USBx_HOST->HFIR = (uint32_t)6000;
mbed_official	573:ad23fe03a082	1219	}
mbed_official	573:ad23fe03a082	1220	return HAL_OK;
mbed_official	573:ad23fe03a082	1221	}
mbed_official	573:ad23fe03a082	1222
mbed_official	573:ad23fe03a082	1223	/**
mbed_official	573:ad23fe03a082	1224	* @brief USB_OTG_ResetPort : Reset Host Port
mbed_official	573:ad23fe03a082	1225	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	1226	* @retval HAL status
mbed_official	573:ad23fe03a082	1227	* @note : (1)The application must wait at least 10 ms
mbed_official	573:ad23fe03a082	1228	* before clearing the reset bit.
mbed_official	573:ad23fe03a082	1229	*/
mbed_official	573:ad23fe03a082	1230	HAL_StatusTypeDef USB_ResetPort(USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	1231	{
mbed_official	573:ad23fe03a082	1232	__IO uint32_t hprt0;
mbed_official	573:ad23fe03a082	1233
mbed_official	573:ad23fe03a082	1234	hprt0 = USBx_HPRT0;
mbed_official	573:ad23fe03a082	1235
mbed_official	573:ad23fe03a082	1236	hprt0 &= ~(USB_OTG_HPRT_PENA \| USB_OTG_HPRT_PCDET \|\
mbed_official	573:ad23fe03a082	1237	USB_OTG_HPRT_PENCHNG \| USB_OTG_HPRT_POCCHNG );
mbed_official	573:ad23fe03a082	1238
mbed_official	573:ad23fe03a082	1239	USBx_HPRT0 = (USB_OTG_HPRT_PRST \| hprt0);
mbed_official	573:ad23fe03a082	1240	HAL_Delay (10); /* See Note #1 */
mbed_official	573:ad23fe03a082	1241	USBx_HPRT0 = ((~USB_OTG_HPRT_PRST) & hprt0);
mbed_official	573:ad23fe03a082	1242	return HAL_OK;
mbed_official	573:ad23fe03a082	1243	}
mbed_official	573:ad23fe03a082	1244
mbed_official	573:ad23fe03a082	1245	/**
mbed_official	573:ad23fe03a082	1246	* @brief USB_DriveVbus : activate or de-activate vbus
mbed_official	573:ad23fe03a082	1247	* @param state : VBUS state
mbed_official	573:ad23fe03a082	1248	* This parameter can be one of the these values:
mbed_official	573:ad23fe03a082	1249	* 0 : VBUS Active
mbed_official	573:ad23fe03a082	1250	* 1 : VBUS Inactive
mbed_official	573:ad23fe03a082	1251	* @retval HAL status
mbed_official	573:ad23fe03a082	1252	*/
mbed_official	573:ad23fe03a082	1253	HAL_StatusTypeDef USB_DriveVbus (USB_OTG_GlobalTypeDef *USBx, uint8_t state)
mbed_official	573:ad23fe03a082	1254	{
mbed_official	573:ad23fe03a082	1255	__IO uint32_t hprt0;
mbed_official	573:ad23fe03a082	1256
mbed_official	573:ad23fe03a082	1257	hprt0 = USBx_HPRT0;
mbed_official	573:ad23fe03a082	1258	hprt0 &= ~(USB_OTG_HPRT_PENA \| USB_OTG_HPRT_PCDET \|\
mbed_official	573:ad23fe03a082	1259	USB_OTG_HPRT_PENCHNG \| USB_OTG_HPRT_POCCHNG );
mbed_official	573:ad23fe03a082	1260
mbed_official	573:ad23fe03a082	1261	if (((hprt0 & USB_OTG_HPRT_PPWR) == 0 ) && (state == 1 ))
mbed_official	573:ad23fe03a082	1262	{
mbed_official	573:ad23fe03a082	1263	USBx_HPRT0 = (USB_OTG_HPRT_PPWR \| hprt0);
mbed_official	573:ad23fe03a082	1264	}
mbed_official	573:ad23fe03a082	1265	if (((hprt0 & USB_OTG_HPRT_PPWR) == USB_OTG_HPRT_PPWR) && (state == 0 ))
mbed_official	573:ad23fe03a082	1266	{
mbed_official	573:ad23fe03a082	1267	USBx_HPRT0 = ((~USB_OTG_HPRT_PPWR) & hprt0);
mbed_official	573:ad23fe03a082	1268	}
mbed_official	573:ad23fe03a082	1269	return HAL_OK;
mbed_official	573:ad23fe03a082	1270	}
mbed_official	573:ad23fe03a082	1271
mbed_official	573:ad23fe03a082	1272	/**
mbed_official	573:ad23fe03a082	1273	* @brief Return Host Core speed
mbed_official	573:ad23fe03a082	1274	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	1275	* @retval speed : Host speed
mbed_official	573:ad23fe03a082	1276	* This parameter can be one of the these values:
mbed_official	573:ad23fe03a082	1277	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	573:ad23fe03a082	1278	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	573:ad23fe03a082	1279	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	573:ad23fe03a082	1280	*/
mbed_official	573:ad23fe03a082	1281	uint32_t USB_GetHostSpeed (USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	1282	{
mbed_official	573:ad23fe03a082	1283	__IO uint32_t hprt0;
mbed_official	573:ad23fe03a082	1284
mbed_official	573:ad23fe03a082	1285	hprt0 = USBx_HPRT0;
mbed_official	573:ad23fe03a082	1286	return ((hprt0 & USB_OTG_HPRT_PSPD) >> 17);
mbed_official	573:ad23fe03a082	1287	}
mbed_official	573:ad23fe03a082	1288
mbed_official	573:ad23fe03a082	1289	/**
mbed_official	573:ad23fe03a082	1290	* @brief Return Host Current Frame number
mbed_official	573:ad23fe03a082	1291	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	1292	* @retval current frame number
mbed_official	573:ad23fe03a082	1293	*/
mbed_official	573:ad23fe03a082	1294	uint32_t USB_GetCurrentFrame (USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	1295	{
mbed_official	573:ad23fe03a082	1296	return (USBx_HOST->HFNUM & USB_OTG_HFNUM_FRNUM);
mbed_official	573:ad23fe03a082	1297	}
mbed_official	573:ad23fe03a082	1298
mbed_official	573:ad23fe03a082	1299	/**
mbed_official	573:ad23fe03a082	1300	* @brief Initialize a host channel
mbed_official	573:ad23fe03a082	1301	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	1302	* @param ch_num : Channel number
mbed_official	573:ad23fe03a082	1303	* This parameter can be a value from 1 to 15
mbed_official	573:ad23fe03a082	1304	* @param epnum : Endpoint number
mbed_official	573:ad23fe03a082	1305	* This parameter can be a value from 1 to 15
mbed_official	573:ad23fe03a082	1306	* @param dev_address : Current device address
mbed_official	573:ad23fe03a082	1307	* This parameter can be a value from 0 to 255
mbed_official	573:ad23fe03a082	1308	* @param speed : Current device speed
mbed_official	573:ad23fe03a082	1309	* This parameter can be one of the these values:
mbed_official	573:ad23fe03a082	1310	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	573:ad23fe03a082	1311	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	573:ad23fe03a082	1312	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	573:ad23fe03a082	1313	* @param ep_type : Endpoint Type
mbed_official	573:ad23fe03a082	1314	* This parameter can be one of the these values:
mbed_official	573:ad23fe03a082	1315	* @arg EP_TYPE_CTRL: Control type
mbed_official	573:ad23fe03a082	1316	* @arg EP_TYPE_ISOC: Isochronous type
mbed_official	573:ad23fe03a082	1317	* @arg EP_TYPE_BULK: Bulk type
mbed_official	573:ad23fe03a082	1318	* @arg EP_TYPE_INTR: Interrupt type
mbed_official	573:ad23fe03a082	1319	* @param mps : Max Packet Size
mbed_official	573:ad23fe03a082	1320	* This parameter can be a value from 0 to32K
mbed_official	573:ad23fe03a082	1321	* @retval HAL state
mbed_official	573:ad23fe03a082	1322	*/
mbed_official	573:ad23fe03a082	1323	HAL_StatusTypeDef USB_HC_Init(USB_OTG_GlobalTypeDef *USBx,
mbed_official	573:ad23fe03a082	1324	uint8_t ch_num,
mbed_official	573:ad23fe03a082	1325	uint8_t epnum,
mbed_official	573:ad23fe03a082	1326	uint8_t dev_address,
mbed_official	573:ad23fe03a082	1327	uint8_t speed,
mbed_official	573:ad23fe03a082	1328	uint8_t ep_type,
mbed_official	573:ad23fe03a082	1329	uint16_t mps)
mbed_official	573:ad23fe03a082	1330	{
mbed_official	573:ad23fe03a082	1331
mbed_official	573:ad23fe03a082	1332	/* Clear old interrupt conditions for this host channel. */
mbed_official	573:ad23fe03a082	1333	USBx_HC(ch_num)->HCINT = 0xFFFFFFFF;
mbed_official	573:ad23fe03a082	1334
mbed_official	573:ad23fe03a082	1335	/* Enable channel interrupts required for this transfer. */
mbed_official	573:ad23fe03a082	1336	switch (ep_type)
mbed_official	573:ad23fe03a082	1337	{
mbed_official	573:ad23fe03a082	1338	case EP_TYPE_CTRL:
mbed_official	573:ad23fe03a082	1339	case EP_TYPE_BULK:
mbed_official	573:ad23fe03a082	1340
mbed_official	573:ad23fe03a082	1341	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	573:ad23fe03a082	1342	USB_OTG_HCINTMSK_STALLM \|\
mbed_official	573:ad23fe03a082	1343	USB_OTG_HCINTMSK_TXERRM \|\
mbed_official	573:ad23fe03a082	1344	USB_OTG_HCINTMSK_DTERRM \|\
mbed_official	573:ad23fe03a082	1345	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	573:ad23fe03a082	1346	USB_OTG_HCINTMSK_NAKM ;
mbed_official	573:ad23fe03a082	1347
mbed_official	573:ad23fe03a082	1348	if (epnum & 0x80)
mbed_official	573:ad23fe03a082	1349	{
mbed_official	573:ad23fe03a082	1350	USBx_HC(ch_num)->HCINTMSK \|= USB_OTG_HCINTMSK_BBERRM;
mbed_official	573:ad23fe03a082	1351	}
mbed_official	573:ad23fe03a082	1352	else
mbed_official	573:ad23fe03a082	1353	{
mbed_official	573:ad23fe03a082	1354	if(USBx != USB_OTG_FS)
mbed_official	573:ad23fe03a082	1355	{
mbed_official	573:ad23fe03a082	1356	USBx_HC(ch_num)->HCINTMSK \|= (USB_OTG_HCINTMSK_NYET \| USB_OTG_HCINTMSK_ACKM);
mbed_official	573:ad23fe03a082	1357	}
mbed_official	573:ad23fe03a082	1358	}
mbed_official	573:ad23fe03a082	1359	break;
mbed_official	573:ad23fe03a082	1360	case EP_TYPE_INTR:
mbed_official	573:ad23fe03a082	1361
mbed_official	573:ad23fe03a082	1362	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	573:ad23fe03a082	1363	USB_OTG_HCINTMSK_STALLM \|\
mbed_official	573:ad23fe03a082	1364	USB_OTG_HCINTMSK_TXERRM \|\
mbed_official	573:ad23fe03a082	1365	USB_OTG_HCINTMSK_DTERRM \|\
mbed_official	573:ad23fe03a082	1366	USB_OTG_HCINTMSK_NAKM \|\
mbed_official	573:ad23fe03a082	1367	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	573:ad23fe03a082	1368	USB_OTG_HCINTMSK_FRMORM ;
mbed_official	573:ad23fe03a082	1369
mbed_official	573:ad23fe03a082	1370	if (epnum & 0x80)
mbed_official	573:ad23fe03a082	1371	{
mbed_official	573:ad23fe03a082	1372	USBx_HC(ch_num)->HCINTMSK \|= USB_OTG_HCINTMSK_BBERRM;
mbed_official	573:ad23fe03a082	1373	}
mbed_official	573:ad23fe03a082	1374
mbed_official	573:ad23fe03a082	1375	break;
mbed_official	573:ad23fe03a082	1376	case EP_TYPE_ISOC:
mbed_official	573:ad23fe03a082	1377
mbed_official	573:ad23fe03a082	1378	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	573:ad23fe03a082	1379	USB_OTG_HCINTMSK_ACKM \|\
mbed_official	573:ad23fe03a082	1380	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	573:ad23fe03a082	1381	USB_OTG_HCINTMSK_FRMORM ;
mbed_official	573:ad23fe03a082	1382
mbed_official	573:ad23fe03a082	1383	if (epnum & 0x80)
mbed_official	573:ad23fe03a082	1384	{
mbed_official	573:ad23fe03a082	1385	USBx_HC(ch_num)->HCINTMSK \|= (USB_OTG_HCINTMSK_TXERRM \| USB_OTG_HCINTMSK_BBERRM);
mbed_official	573:ad23fe03a082	1386	}
mbed_official	573:ad23fe03a082	1387	break;
mbed_official	573:ad23fe03a082	1388	}
mbed_official	573:ad23fe03a082	1389
mbed_official	573:ad23fe03a082	1390	/* Enable the top level host channel interrupt. */
mbed_official	573:ad23fe03a082	1391	USBx_HOST->HAINTMSK \|= (1 << ch_num);
mbed_official	573:ad23fe03a082	1392
mbed_official	573:ad23fe03a082	1393	/* Make sure host channel interrupts are enabled. */
mbed_official	573:ad23fe03a082	1394	USBx->GINTMSK \|= USB_OTG_GINTMSK_HCIM;
mbed_official	573:ad23fe03a082	1395
mbed_official	573:ad23fe03a082	1396	/* Program the HCCHAR register */
mbed_official	573:ad23fe03a082	1397	USBx_HC(ch_num)->HCCHAR = (((dev_address << 22) & USB_OTG_HCCHAR_DAD) \|\
mbed_official	573:ad23fe03a082	1398	(((epnum & 0x7F)<< 11) & USB_OTG_HCCHAR_EPNUM)\|\
mbed_official	573:ad23fe03a082	1399	((((epnum & 0x80) == 0x80)<< 15) & USB_OTG_HCCHAR_EPDIR)\|\
mbed_official	573:ad23fe03a082	1400	(((speed == HPRT0_PRTSPD_LOW_SPEED)<< 17) & USB_OTG_HCCHAR_LSDEV)\|\
mbed_official	573:ad23fe03a082	1401	((ep_type << 18) & USB_OTG_HCCHAR_EPTYP)\|\
mbed_official	573:ad23fe03a082	1402	(mps & USB_OTG_HCCHAR_MPSIZ));
mbed_official	573:ad23fe03a082	1403
mbed_official	573:ad23fe03a082	1404	if (ep_type == EP_TYPE_INTR)
mbed_official	573:ad23fe03a082	1405	{
mbed_official	573:ad23fe03a082	1406	USBx_HC(ch_num)->HCCHAR \|= USB_OTG_HCCHAR_ODDFRM ;
mbed_official	573:ad23fe03a082	1407	}
mbed_official	573:ad23fe03a082	1408
mbed_official	573:ad23fe03a082	1409	return HAL_OK;
mbed_official	573:ad23fe03a082	1410	}
mbed_official	573:ad23fe03a082	1411
mbed_official	573:ad23fe03a082	1412	/**
mbed_official	573:ad23fe03a082	1413	* @brief Start a transfer over a host channel
mbed_official	573:ad23fe03a082	1414	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	1415	* @param hc : pointer to host channel structure
mbed_official	573:ad23fe03a082	1416	* @param dma: USB dma enabled or disabled
mbed_official	573:ad23fe03a082	1417	* This parameter can be one of the these values:
mbed_official	573:ad23fe03a082	1418	* 0 : DMA feature not used
mbed_official	573:ad23fe03a082	1419	* 1 : DMA feature used
mbed_official	573:ad23fe03a082	1420	* @retval HAL state
mbed_official	573:ad23fe03a082	1421	*/
mbed_official	573:ad23fe03a082	1422	#if defined (__CC_ARM) /!< ARM Compiler /
mbed_official	573:ad23fe03a082	1423	#pragma O0
mbed_official	573:ad23fe03a082	1424	#elif defined (__GNUC__) /!< GNU Compiler /
mbed_official	573:ad23fe03a082	1425	#pragma GCC optimize ("O0")
mbed_official	573:ad23fe03a082	1426	#endif /* __CC_ARM */
mbed_official	573:ad23fe03a082	1427	HAL_StatusTypeDef USB_HC_StartXfer(USB_OTG_GlobalTypeDef USBx, USB_OTG_HCTypeDef hc, uint8_t dma)
mbed_official	573:ad23fe03a082	1428	{
mbed_official	573:ad23fe03a082	1429	uint8_t is_oddframe = 0;
mbed_official	573:ad23fe03a082	1430	uint16_t len_words = 0;
mbed_official	573:ad23fe03a082	1431	uint16_t num_packets = 0;
mbed_official	573:ad23fe03a082	1432	uint16_t max_hc_pkt_count = 256;
mbed_official	610:813dcc80987e	1433	uint32_t tmpreg = 0;
mbed_official	610:813dcc80987e	1434
mbed_official	573:ad23fe03a082	1435	if((USBx != USB_OTG_FS) && (hc->speed == USB_OTG_SPEED_HIGH))
mbed_official	573:ad23fe03a082	1436	{
mbed_official	573:ad23fe03a082	1437	if((dma == 0) && (hc->do_ping == 1))
mbed_official	573:ad23fe03a082	1438	{
mbed_official	573:ad23fe03a082	1439	USB_DoPing(USBx, hc->ch_num);
mbed_official	573:ad23fe03a082	1440	return HAL_OK;
mbed_official	573:ad23fe03a082	1441	}
mbed_official	573:ad23fe03a082	1442	else if(dma == 1)
mbed_official	573:ad23fe03a082	1443	{
mbed_official	573:ad23fe03a082	1444	USBx_HC(hc->ch_num)->HCINTMSK &= ~(USB_OTG_HCINTMSK_NYET \| USB_OTG_HCINTMSK_ACKM);
mbed_official	573:ad23fe03a082	1445	hc->do_ping = 0;
mbed_official	573:ad23fe03a082	1446	}
mbed_official	573:ad23fe03a082	1447	}
mbed_official	573:ad23fe03a082	1448
mbed_official	573:ad23fe03a082	1449	/* Compute the expected number of packets associated to the transfer */
mbed_official	573:ad23fe03a082	1450	if (hc->xfer_len > 0)
mbed_official	573:ad23fe03a082	1451	{
mbed_official	573:ad23fe03a082	1452	num_packets = (hc->xfer_len + hc->max_packet - 1) / hc->max_packet;
mbed_official	573:ad23fe03a082	1453
mbed_official	573:ad23fe03a082	1454	if (num_packets > max_hc_pkt_count)
mbed_official	573:ad23fe03a082	1455	{
mbed_official	573:ad23fe03a082	1456	num_packets = max_hc_pkt_count;
mbed_official	573:ad23fe03a082	1457	hc->xfer_len = num_packets * hc->max_packet;
mbed_official	573:ad23fe03a082	1458	}
mbed_official	573:ad23fe03a082	1459	}
mbed_official	573:ad23fe03a082	1460	else
mbed_official	573:ad23fe03a082	1461	{
mbed_official	573:ad23fe03a082	1462	num_packets = 1;
mbed_official	573:ad23fe03a082	1463	}
mbed_official	573:ad23fe03a082	1464	if (hc->ep_is_in)
mbed_official	573:ad23fe03a082	1465	{
mbed_official	573:ad23fe03a082	1466	hc->xfer_len = num_packets * hc->max_packet;
mbed_official	573:ad23fe03a082	1467	}
mbed_official	573:ad23fe03a082	1468
mbed_official	573:ad23fe03a082	1469
mbed_official	573:ad23fe03a082	1470
mbed_official	573:ad23fe03a082	1471	/* Initialize the HCTSIZn register */
mbed_official	573:ad23fe03a082	1472	USBx_HC(hc->ch_num)->HCTSIZ = (((hc->xfer_len) & USB_OTG_HCTSIZ_XFRSIZ)) \|\
mbed_official	573:ad23fe03a082	1473	((num_packets << 19) & USB_OTG_HCTSIZ_PKTCNT) \|\
mbed_official	573:ad23fe03a082	1474	(((hc->data_pid) << 29) & USB_OTG_HCTSIZ_DPID);
mbed_official	573:ad23fe03a082	1475
mbed_official	573:ad23fe03a082	1476	if (dma)
mbed_official	573:ad23fe03a082	1477	{
mbed_official	573:ad23fe03a082	1478	/* xfer_buff MUST be 32-bits aligned */
mbed_official	573:ad23fe03a082	1479	USBx_HC(hc->ch_num)->HCDMA = (uint32_t)hc->xfer_buff;
mbed_official	573:ad23fe03a082	1480	}
mbed_official	573:ad23fe03a082	1481
mbed_official	573:ad23fe03a082	1482	is_oddframe = (USBx_HOST->HFNUM & 0x01) ? 0 : 1;
mbed_official	573:ad23fe03a082	1483	USBx_HC(hc->ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_ODDFRM;
mbed_official	573:ad23fe03a082	1484	USBx_HC(hc->ch_num)->HCCHAR \|= (is_oddframe << 29);
mbed_official	573:ad23fe03a082	1485
mbed_official	573:ad23fe03a082	1486	/* Set host channel enable */
mbed_official	610:813dcc80987e	1487	tmpreg = USBx_HC(hc->ch_num)->HCCHAR;
mbed_official	610:813dcc80987e	1488	tmpreg &= ~USB_OTG_HCCHAR_CHDIS;
mbed_official	610:813dcc80987e	1489	tmpreg \|= USB_OTG_HCCHAR_CHENA;
mbed_official	610:813dcc80987e	1490	USBx_HC(hc->ch_num)->HCCHAR = tmpreg;
mbed_official	573:ad23fe03a082	1491
mbed_official	573:ad23fe03a082	1492	if (dma == 0) /* Slave mode */
mbed_official	573:ad23fe03a082	1493	{
mbed_official	573:ad23fe03a082	1494	if((hc->ep_is_in == 0) && (hc->xfer_len > 0))
mbed_official	573:ad23fe03a082	1495	{
mbed_official	573:ad23fe03a082	1496	switch(hc->ep_type)
mbed_official	573:ad23fe03a082	1497	{
mbed_official	573:ad23fe03a082	1498	/* Non periodic transfer */
mbed_official	573:ad23fe03a082	1499	case EP_TYPE_CTRL:
mbed_official	573:ad23fe03a082	1500	case EP_TYPE_BULK:
mbed_official	573:ad23fe03a082	1501
mbed_official	573:ad23fe03a082	1502	len_words = (hc->xfer_len + 3) / 4;
mbed_official	573:ad23fe03a082	1503
mbed_official	573:ad23fe03a082	1504	/* check if there is enough space in FIFO space */
mbed_official	573:ad23fe03a082	1505	if(len_words > (USBx->HNPTXSTS & 0xFFFF))
mbed_official	573:ad23fe03a082	1506	{
mbed_official	573:ad23fe03a082	1507	/* need to process data in nptxfempty interrupt */
mbed_official	573:ad23fe03a082	1508	USBx->GINTMSK \|= USB_OTG_GINTMSK_NPTXFEM;
mbed_official	573:ad23fe03a082	1509	}
mbed_official	573:ad23fe03a082	1510	break;
mbed_official	573:ad23fe03a082	1511	/* Periodic transfer */
mbed_official	573:ad23fe03a082	1512	case EP_TYPE_INTR:
mbed_official	573:ad23fe03a082	1513	case EP_TYPE_ISOC:
mbed_official	573:ad23fe03a082	1514	len_words = (hc->xfer_len + 3) / 4;
mbed_official	573:ad23fe03a082	1515	/* check if there is enough space in FIFO space */
mbed_official	573:ad23fe03a082	1516	if(len_words > (USBx_HOST->HPTXSTS & 0xFFFF)) /* split the transfer */
mbed_official	573:ad23fe03a082	1517	{
mbed_official	573:ad23fe03a082	1518	/* need to process data in ptxfempty interrupt */
mbed_official	573:ad23fe03a082	1519	USBx->GINTMSK \|= USB_OTG_GINTMSK_PTXFEM;
mbed_official	573:ad23fe03a082	1520	}
mbed_official	573:ad23fe03a082	1521	break;
mbed_official	573:ad23fe03a082	1522
mbed_official	573:ad23fe03a082	1523	default:
mbed_official	573:ad23fe03a082	1524	break;
mbed_official	573:ad23fe03a082	1525	}
mbed_official	573:ad23fe03a082	1526
mbed_official	573:ad23fe03a082	1527	/* Write packet into the Tx FIFO. */
mbed_official	573:ad23fe03a082	1528	USB_WritePacket(USBx, hc->xfer_buff, hc->ch_num, hc->xfer_len, 0);
mbed_official	573:ad23fe03a082	1529	}
mbed_official	573:ad23fe03a082	1530	}
mbed_official	573:ad23fe03a082	1531
mbed_official	573:ad23fe03a082	1532	return HAL_OK;
mbed_official	573:ad23fe03a082	1533	}
mbed_official	573:ad23fe03a082	1534
mbed_official	573:ad23fe03a082	1535	/**
mbed_official	573:ad23fe03a082	1536	* @brief Read all host channel interrupts status
mbed_official	573:ad23fe03a082	1537	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	1538	* @retval HAL state
mbed_official	573:ad23fe03a082	1539	*/
mbed_official	573:ad23fe03a082	1540	uint32_t USB_HC_ReadInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	1541	{
mbed_official	573:ad23fe03a082	1542	return ((USBx_HOST->HAINT) & 0xFFFF);
mbed_official	573:ad23fe03a082	1543	}
mbed_official	573:ad23fe03a082	1544
mbed_official	573:ad23fe03a082	1545	/**
mbed_official	573:ad23fe03a082	1546	* @brief Halt a host channel
mbed_official	573:ad23fe03a082	1547	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	1548	* @param hc_num : Host Channel number
mbed_official	573:ad23fe03a082	1549	* This parameter can be a value from 1 to 15
mbed_official	573:ad23fe03a082	1550	* @retval HAL state
mbed_official	573:ad23fe03a082	1551	*/
mbed_official	573:ad23fe03a082	1552	HAL_StatusTypeDef USB_HC_Halt(USB_OTG_GlobalTypeDef *USBx , uint8_t hc_num)
mbed_official	573:ad23fe03a082	1553	{
mbed_official	573:ad23fe03a082	1554	uint32_t count = 0;
mbed_official	573:ad23fe03a082	1555
mbed_official	573:ad23fe03a082	1556	/* Check for space in the request queue to issue the halt. */
mbed_official	573:ad23fe03a082	1557	if (((USBx_HC(hc_num)->HCCHAR) & (HCCHAR_CTRL << 18)) \|\| ((USBx_HC(hc_num)->HCCHAR) & (HCCHAR_BULK << 18)))
mbed_official	573:ad23fe03a082	1558	{
mbed_official	573:ad23fe03a082	1559	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	573:ad23fe03a082	1560
mbed_official	573:ad23fe03a082	1561	if ((USBx->HNPTXSTS & 0xFFFF) == 0)
mbed_official	573:ad23fe03a082	1562	{
mbed_official	573:ad23fe03a082	1563	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	573:ad23fe03a082	1564	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	573:ad23fe03a082	1565	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	573:ad23fe03a082	1566	do
mbed_official	573:ad23fe03a082	1567	{
mbed_official	573:ad23fe03a082	1568	if (++count > 1000)
mbed_official	573:ad23fe03a082	1569	{
mbed_official	573:ad23fe03a082	1570	break;
mbed_official	573:ad23fe03a082	1571	}
mbed_official	573:ad23fe03a082	1572	}
mbed_official	573:ad23fe03a082	1573	while ((USBx_HC(hc_num)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official	573:ad23fe03a082	1574	}
mbed_official	573:ad23fe03a082	1575	else
mbed_official	573:ad23fe03a082	1576	{
mbed_official	573:ad23fe03a082	1577	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	573:ad23fe03a082	1578	}
mbed_official	573:ad23fe03a082	1579	}
mbed_official	573:ad23fe03a082	1580	else
mbed_official	573:ad23fe03a082	1581	{
mbed_official	573:ad23fe03a082	1582	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	573:ad23fe03a082	1583
mbed_official	573:ad23fe03a082	1584	if ((USBx_HOST->HPTXSTS & 0xFFFF) == 0)
mbed_official	573:ad23fe03a082	1585	{
mbed_official	573:ad23fe03a082	1586	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	573:ad23fe03a082	1587	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	573:ad23fe03a082	1588	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	573:ad23fe03a082	1589	do
mbed_official	573:ad23fe03a082	1590	{
mbed_official	573:ad23fe03a082	1591	if (++count > 1000)
mbed_official	573:ad23fe03a082	1592	{
mbed_official	573:ad23fe03a082	1593	break;
mbed_official	573:ad23fe03a082	1594	}
mbed_official	573:ad23fe03a082	1595	}
mbed_official	573:ad23fe03a082	1596	while ((USBx_HC(hc_num)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official	573:ad23fe03a082	1597	}
mbed_official	573:ad23fe03a082	1598	else
mbed_official	573:ad23fe03a082	1599	{
mbed_official	573:ad23fe03a082	1600	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	573:ad23fe03a082	1601	}
mbed_official	573:ad23fe03a082	1602	}
mbed_official	573:ad23fe03a082	1603
mbed_official	573:ad23fe03a082	1604	return HAL_OK;
mbed_official	573:ad23fe03a082	1605	}
mbed_official	573:ad23fe03a082	1606
mbed_official	573:ad23fe03a082	1607	/**
mbed_official	573:ad23fe03a082	1608	* @brief Initiate Do Ping protocol
mbed_official	573:ad23fe03a082	1609	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	1610	* @param hc_num : Host Channel number
mbed_official	573:ad23fe03a082	1611	* This parameter can be a value from 1 to 15
mbed_official	573:ad23fe03a082	1612	* @retval HAL state
mbed_official	573:ad23fe03a082	1613	*/
mbed_official	573:ad23fe03a082	1614	HAL_StatusTypeDef USB_DoPing(USB_OTG_GlobalTypeDef *USBx , uint8_t ch_num)
mbed_official	573:ad23fe03a082	1615	{
mbed_official	573:ad23fe03a082	1616	uint8_t num_packets = 1;
mbed_official	610:813dcc80987e	1617	uint32_t tmpreg = 0;
mbed_official	573:ad23fe03a082	1618
mbed_official	573:ad23fe03a082	1619	USBx_HC(ch_num)->HCTSIZ = ((num_packets << 19) & USB_OTG_HCTSIZ_PKTCNT) \|\
mbed_official	573:ad23fe03a082	1620	USB_OTG_HCTSIZ_DOPING;
mbed_official	573:ad23fe03a082	1621
mbed_official	573:ad23fe03a082	1622	/* Set host channel enable */
mbed_official	610:813dcc80987e	1623	tmpreg = USBx_HC(ch_num)->HCCHAR;
mbed_official	610:813dcc80987e	1624	tmpreg &= ~USB_OTG_HCCHAR_CHDIS;
mbed_official	610:813dcc80987e	1625	tmpreg \|= USB_OTG_HCCHAR_CHENA;
mbed_official	610:813dcc80987e	1626	USBx_HC(ch_num)->HCCHAR = tmpreg;
mbed_official	573:ad23fe03a082	1627
mbed_official	573:ad23fe03a082	1628	return HAL_OK;
mbed_official	573:ad23fe03a082	1629	}
mbed_official	573:ad23fe03a082	1630
mbed_official	573:ad23fe03a082	1631	/**
mbed_official	573:ad23fe03a082	1632	* @brief Stop Host Core
mbed_official	573:ad23fe03a082	1633	* @param USBx : Selected device
mbed_official	573:ad23fe03a082	1634	* @retval HAL state
mbed_official	573:ad23fe03a082	1635	*/
mbed_official	573:ad23fe03a082	1636	HAL_StatusTypeDef USB_StopHost(USB_OTG_GlobalTypeDef *USBx)
mbed_official	573:ad23fe03a082	1637	{
mbed_official	573:ad23fe03a082	1638	uint8_t i;
mbed_official	573:ad23fe03a082	1639	uint32_t count = 0;
mbed_official	573:ad23fe03a082	1640	uint32_t value;
mbed_official	573:ad23fe03a082	1641
mbed_official	573:ad23fe03a082	1642	USB_DisableGlobalInt(USBx);
mbed_official	573:ad23fe03a082	1643
mbed_official	573:ad23fe03a082	1644	/* Flush FIFO */
mbed_official	573:ad23fe03a082	1645	USB_FlushTxFifo(USBx, 0x10);
mbed_official	573:ad23fe03a082	1646	USB_FlushRxFifo(USBx);
mbed_official	573:ad23fe03a082	1647
mbed_official	573:ad23fe03a082	1648	/* Flush out any leftover queued requests. */
mbed_official	573:ad23fe03a082	1649	for (i = 0; i <= 15; i++)
mbed_official	573:ad23fe03a082	1650	{
mbed_official	573:ad23fe03a082	1651
mbed_official	573:ad23fe03a082	1652	value = USBx_HC(i)->HCCHAR ;
mbed_official	573:ad23fe03a082	1653	value \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	573:ad23fe03a082	1654	value &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	573:ad23fe03a082	1655	value &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	573:ad23fe03a082	1656	USBx_HC(i)->HCCHAR = value;
mbed_official	573:ad23fe03a082	1657	}
mbed_official	573:ad23fe03a082	1658
mbed_official	573:ad23fe03a082	1659	/* Halt all channels to put them into a known state. */
mbed_official	573:ad23fe03a082	1660	for (i = 0; i <= 15; i++)
mbed_official	573:ad23fe03a082	1661	{
mbed_official	573:ad23fe03a082	1662
mbed_official	573:ad23fe03a082	1663	value = USBx_HC(i)->HCCHAR ;
mbed_official	573:ad23fe03a082	1664
mbed_official	573:ad23fe03a082	1665	value \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	573:ad23fe03a082	1666	value \|= USB_OTG_HCCHAR_CHENA;
mbed_official	573:ad23fe03a082	1667	value &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	573:ad23fe03a082	1668
mbed_official	573:ad23fe03a082	1669	USBx_HC(i)->HCCHAR = value;
mbed_official	573:ad23fe03a082	1670	do
mbed_official	573:ad23fe03a082	1671	{
mbed_official	573:ad23fe03a082	1672	if (++count > 1000)
mbed_official	573:ad23fe03a082	1673	{
mbed_official	573:ad23fe03a082	1674	break;
mbed_official	573:ad23fe03a082	1675	}
mbed_official	573:ad23fe03a082	1676	}
mbed_official	573:ad23fe03a082	1677	while ((USBx_HC(i)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official	573:ad23fe03a082	1678	}
mbed_official	573:ad23fe03a082	1679
mbed_official	573:ad23fe03a082	1680	/* Clear any pending Host interrupts */
mbed_official	573:ad23fe03a082	1681	USBx_HOST->HAINT = 0xFFFFFFFF;
mbed_official	573:ad23fe03a082	1682	USBx->GINTSTS = 0xFFFFFFFF;
mbed_official	573:ad23fe03a082	1683	USB_EnableGlobalInt(USBx);
mbed_official	573:ad23fe03a082	1684	return HAL_OK;
mbed_official	573:ad23fe03a082	1685	}
mbed_official	573:ad23fe03a082	1686	/**
mbed_official	573:ad23fe03a082	1687	* @}
mbed_official	573:ad23fe03a082	1688	*/
mbed_official	573:ad23fe03a082	1689
mbed_official	573:ad23fe03a082	1690	#endif /* defined (HAL_PCD_MODULE_ENABLED) \|\| defined (HAL_HCD_MODULE_ENABLED) */
mbed_official	573:ad23fe03a082	1691
mbed_official	573:ad23fe03a082	1692	/**
mbed_official	573:ad23fe03a082	1693	* @}
mbed_official	573:ad23fe03a082	1694	*/
mbed_official	573:ad23fe03a082	1695
mbed_official	573:ad23fe03a082	1696	/********************** (C) COPYRIGHT STMicroelectronics *END OF FILE**/

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Type:	Library
Created:	06 Apr 2016
Imports:	21
Forks:	0
Commits:	642
Dependents:	0
Dependencies:	0
Followers:	14

targets/cmsis/TARGET_STM/TARGET_STM32F7/stm32f7xx_ll_usb.c@610:813dcc80987e, 2015-08-14 (annotated)

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