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targets/cmsis/TARGET_STM/TARGET_STM32F4/stm32f4xx_ll_usb.c@613:bc40b8d2aec4, 2015-08-20 (annotated)

Committer:: mbed_official
Date:: Thu Aug 20 10:45:13 2015 +0100
Revision:: 613:bc40b8d2aec4
Parent:: 532:fe11edbda85c

Synchronized with git revision 92ca8c7b60a283b6bb60eb65b183dac1599f0ade

Full URL: https://github.com/mbedmicro/mbed/commit/92ca8c7b60a283b6bb60eb65b183dac1599f0ade/

Nordic: update application start address in GCC linker script

Who changed what in which revision?

User	Revision	Line number	New contents of line
mbed_official	235:685d5f11838f	1	/**
mbed_official	235:685d5f11838f	2	******************************************************************************
mbed_official	235:685d5f11838f	3	* @file stm32f4xx_ll_usb.c
mbed_official	235:685d5f11838f	4	* @author MCD Application Team
mbed_official	613:bc40b8d2aec4	5	* @version V1.3.2
mbed_official	613:bc40b8d2aec4	6	* @date 26-June-2015
mbed_official	235:685d5f11838f	7	* @brief USB Low Layer HAL module driver.
mbed_official	235:685d5f11838f	8	*
mbed_official	235:685d5f11838f	9	* This file provides firmware functions to manage the following
mbed_official	235:685d5f11838f	10	* functionalities of the USB Peripheral Controller:
mbed_official	235:685d5f11838f	11	* + Initialization/de-initialization functions
mbed_official	235:685d5f11838f	12	* + I/O operation functions
mbed_official	235:685d5f11838f	13	* + Peripheral Control functions
mbed_official	235:685d5f11838f	14	* + Peripheral State functions
mbed_official	235:685d5f11838f	15	*
mbed_official	235:685d5f11838f	16	@verbatim
mbed_official	235:685d5f11838f	17	==============================================================================
mbed_official	235:685d5f11838f	18	##### How to use this driver #####
mbed_official	235:685d5f11838f	19	==============================================================================
mbed_official	235:685d5f11838f	20	[..]
mbed_official	235:685d5f11838f	21	(#) Fill parameters of Init structure in USB_OTG_CfgTypeDef structure.
mbed_official	235:685d5f11838f	22
mbed_official	235:685d5f11838f	23	(#) Call USB_CoreInit() API to initialize the USB Core peripheral.
mbed_official	235:685d5f11838f	24
mbed_official	532:fe11edbda85c	25	(#) The upper HAL HCD/PCD driver will call the right routines for its internal processes.
mbed_official	235:685d5f11838f	26
mbed_official	235:685d5f11838f	27	@endverbatim
mbed_official	235:685d5f11838f	28	******************************************************************************
mbed_official	235:685d5f11838f	29	* @attention
mbed_official	235:685d5f11838f	30	*
mbed_official	532:fe11edbda85c	31	* <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
mbed_official	235:685d5f11838f	32	*
mbed_official	235:685d5f11838f	33	* Redistribution and use in source and binary forms, with or without modification,
mbed_official	235:685d5f11838f	34	* are permitted provided that the following conditions are met:
mbed_official	235:685d5f11838f	35	* 1. Redistributions of source code must retain the above copyright notice,
mbed_official	235:685d5f11838f	36	* this list of conditions and the following disclaimer.
mbed_official	235:685d5f11838f	37	* 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official	235:685d5f11838f	38	* this list of conditions and the following disclaimer in the documentation
mbed_official	235:685d5f11838f	39	* and/or other materials provided with the distribution.
mbed_official	235:685d5f11838f	40	* 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official	235:685d5f11838f	41	* may be used to endorse or promote products derived from this software
mbed_official	235:685d5f11838f	42	* without specific prior written permission.
mbed_official	235:685d5f11838f	43	*
mbed_official	235:685d5f11838f	44	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official	235:685d5f11838f	45	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official	235:685d5f11838f	46	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official	235:685d5f11838f	47	* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official	235:685d5f11838f	48	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official	235:685d5f11838f	49	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official	235:685d5f11838f	50	* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official	235:685d5f11838f	51	* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official	235:685d5f11838f	52	* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official	235:685d5f11838f	53	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official	235:685d5f11838f	54	*
mbed_official	235:685d5f11838f	55	******************************************************************************
mbed_official	235:685d5f11838f	56	*/
mbed_official	235:685d5f11838f	57
mbed_official	235:685d5f11838f	58	/* Includes ------------------------------------------------------------------*/
mbed_official	235:685d5f11838f	59	#include "stm32f4xx_hal.h"
mbed_official	235:685d5f11838f	60
mbed_official	235:685d5f11838f	61	/** @addtogroup STM32F4xx_LL_USB_DRIVER
mbed_official	235:685d5f11838f	62	* @{
mbed_official	235:685d5f11838f	63	*/
mbed_official	235:685d5f11838f	64
mbed_official	235:685d5f11838f	65	#if defined (HAL_PCD_MODULE_ENABLED) \|\| defined (HAL_HCD_MODULE_ENABLED)
mbed_official	235:685d5f11838f	66
mbed_official	235:685d5f11838f	67	/* Private typedef -----------------------------------------------------------*/
mbed_official	235:685d5f11838f	68	/* Private define ------------------------------------------------------------*/
mbed_official	235:685d5f11838f	69	/* Private macro -------------------------------------------------------------*/
mbed_official	235:685d5f11838f	70	/* Private variables ---------------------------------------------------------*/
mbed_official	235:685d5f11838f	71	/* Private function prototypes -----------------------------------------------*/
mbed_official	235:685d5f11838f	72	/* Private functions ---------------------------------------------------------*/
mbed_official	235:685d5f11838f	73	static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx);
mbed_official	235:685d5f11838f	74
mbed_official	613:bc40b8d2aec4	75	/* Exported functions --------------------------------------------------------*/
mbed_official	613:bc40b8d2aec4	76
mbed_official	613:bc40b8d2aec4	77	/** @defgroup LL_USB_Exported_Functions USB Low Layer Exported Functions
mbed_official	235:685d5f11838f	78	* @{
mbed_official	235:685d5f11838f	79	*/
mbed_official	235:685d5f11838f	80
mbed_official	235:685d5f11838f	81	/** @defgroup LL_USB_Group1 Initialization/de-initialization functions
mbed_official	235:685d5f11838f	82	* @brief Initialization and Configuration functions
mbed_official	235:685d5f11838f	83	*
mbed_official	235:685d5f11838f	84	@verbatim
mbed_official	235:685d5f11838f	85	===============================================================================
mbed_official	235:685d5f11838f	86	##### Initialization/de-initialization functions #####
mbed_official	235:685d5f11838f	87	===============================================================================
mbed_official	235:685d5f11838f	88	[..] This section provides functions allowing to:
mbed_official	235:685d5f11838f	89
mbed_official	235:685d5f11838f	90	@endverbatim
mbed_official	235:685d5f11838f	91	* @{
mbed_official	235:685d5f11838f	92	*/
mbed_official	235:685d5f11838f	93
mbed_official	235:685d5f11838f	94	/**
mbed_official	235:685d5f11838f	95	* @brief Initializes the USB Core
mbed_official	235:685d5f11838f	96	* @param USBx: USB Instance
mbed_official	235:685d5f11838f	97	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	235:685d5f11838f	98	* the configuration information for the specified USBx peripheral.
mbed_official	235:685d5f11838f	99	* @retval HAL status
mbed_official	235:685d5f11838f	100	*/
mbed_official	235:685d5f11838f	101	HAL_StatusTypeDef USB_CoreInit(USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	235:685d5f11838f	102	{
mbed_official	235:685d5f11838f	103	if (cfg.phy_itface == USB_OTG_ULPI_PHY)
mbed_official	235:685d5f11838f	104	{
mbed_official	235:685d5f11838f	105
mbed_official	235:685d5f11838f	106	USBx->GCCFG &= ~(USB_OTG_GCCFG_PWRDWN);
mbed_official	235:685d5f11838f	107
mbed_official	235:685d5f11838f	108	/* Init The ULPI Interface */
mbed_official	235:685d5f11838f	109	USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_TSDPS \| USB_OTG_GUSBCFG_ULPIFSLS \| USB_OTG_GUSBCFG_PHYSEL);
mbed_official	235:685d5f11838f	110
mbed_official	235:685d5f11838f	111	/* Select vbus source */
mbed_official	235:685d5f11838f	112	USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_ULPIEVBUSD \| USB_OTG_GUSBCFG_ULPIEVBUSI);
mbed_official	235:685d5f11838f	113	if(cfg.use_external_vbus == 1)
mbed_official	235:685d5f11838f	114	{
mbed_official	235:685d5f11838f	115	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_ULPIEVBUSD;
mbed_official	235:685d5f11838f	116	}
mbed_official	235:685d5f11838f	117	/* Reset after a PHY select */
mbed_official	235:685d5f11838f	118	USB_CoreReset(USBx);
mbed_official	235:685d5f11838f	119	}
mbed_official	235:685d5f11838f	120	else /* FS interface (embedded Phy) */
mbed_official	235:685d5f11838f	121	{
mbed_official	235:685d5f11838f	122	/* Select FS Embedded PHY */
mbed_official	235:685d5f11838f	123	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_PHYSEL;
mbed_official	235:685d5f11838f	124
mbed_official	235:685d5f11838f	125	/* Reset after a PHY select and set Host mode */
mbed_official	235:685d5f11838f	126	USB_CoreReset(USBx);
mbed_official	235:685d5f11838f	127
mbed_official	235:685d5f11838f	128	/* Deactivate the power down*/
mbed_official	235:685d5f11838f	129	USBx->GCCFG = USB_OTG_GCCFG_PWRDWN;
mbed_official	235:685d5f11838f	130	}
mbed_official	235:685d5f11838f	131
mbed_official	235:685d5f11838f	132	if(cfg.dma_enable == ENABLE)
mbed_official	235:685d5f11838f	133	{
mbed_official	235:685d5f11838f	134	USBx->GAHBCFG \|= (USB_OTG_GAHBCFG_HBSTLEN_1 \| USB_OTG_GAHBCFG_HBSTLEN_2);
mbed_official	235:685d5f11838f	135	USBx->GAHBCFG \|= USB_OTG_GAHBCFG_DMAEN;
mbed_official	235:685d5f11838f	136	}
mbed_official	235:685d5f11838f	137
mbed_official	235:685d5f11838f	138	return HAL_OK;
mbed_official	235:685d5f11838f	139	}
mbed_official	235:685d5f11838f	140
mbed_official	235:685d5f11838f	141	/**
mbed_official	235:685d5f11838f	142	* @brief USB_EnableGlobalInt
mbed_official	235:685d5f11838f	143	* Enables the controller's Global Int in the AHB Config reg
mbed_official	235:685d5f11838f	144	* @param USBx : Selected device
mbed_official	235:685d5f11838f	145	* @retval HAL status
mbed_official	235:685d5f11838f	146	*/
mbed_official	235:685d5f11838f	147	HAL_StatusTypeDef USB_EnableGlobalInt(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	148	{
mbed_official	235:685d5f11838f	149	USBx->GAHBCFG \|= USB_OTG_GAHBCFG_GINT;
mbed_official	235:685d5f11838f	150	return HAL_OK;
mbed_official	235:685d5f11838f	151	}
mbed_official	235:685d5f11838f	152
mbed_official	235:685d5f11838f	153
mbed_official	235:685d5f11838f	154	/**
mbed_official	235:685d5f11838f	155	* @brief USB_DisableGlobalInt
mbed_official	235:685d5f11838f	156	* Disable the controller's Global Int in the AHB Config reg
mbed_official	235:685d5f11838f	157	* @param USBx : Selected device
mbed_official	235:685d5f11838f	158	* @retval HAL status
mbed_official	235:685d5f11838f	159	*/
mbed_official	235:685d5f11838f	160	HAL_StatusTypeDef USB_DisableGlobalInt(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	161	{
mbed_official	235:685d5f11838f	162	USBx->GAHBCFG &= ~USB_OTG_GAHBCFG_GINT;
mbed_official	235:685d5f11838f	163	return HAL_OK;
mbed_official	235:685d5f11838f	164	}
mbed_official	235:685d5f11838f	165
mbed_official	235:685d5f11838f	166	/**
mbed_official	235:685d5f11838f	167	* @brief USB_SetCurrentMode : Set functional mode
mbed_official	235:685d5f11838f	168	* @param USBx : Selected device
mbed_official	235:685d5f11838f	169	* @param mode : current core mode
mbed_official	613:bc40b8d2aec4	170	* This parameter can be one of these values:
mbed_official	532:fe11edbda85c	171	* @arg USB_OTG_DEVICE_MODE: Peripheral mode
mbed_official	235:685d5f11838f	172	* @arg USB_OTG_HOST_MODE: Host mode
mbed_official	235:685d5f11838f	173	* @arg USB_OTG_DRD_MODE: Dual Role Device mode
mbed_official	235:685d5f11838f	174	* @retval HAL status
mbed_official	235:685d5f11838f	175	*/
mbed_official	235:685d5f11838f	176	HAL_StatusTypeDef USB_SetCurrentMode(USB_OTG_GlobalTypeDef *USBx , USB_OTG_ModeTypeDef mode)
mbed_official	235:685d5f11838f	177	{
mbed_official	235:685d5f11838f	178	USBx->GUSBCFG &= ~(USB_OTG_GUSBCFG_FHMOD \| USB_OTG_GUSBCFG_FDMOD);
mbed_official	235:685d5f11838f	179
mbed_official	235:685d5f11838f	180	if ( mode == USB_OTG_HOST_MODE)
mbed_official	235:685d5f11838f	181	{
mbed_official	235:685d5f11838f	182	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_FHMOD;
mbed_official	235:685d5f11838f	183	}
mbed_official	235:685d5f11838f	184	else if ( mode == USB_OTG_DEVICE_MODE)
mbed_official	235:685d5f11838f	185	{
mbed_official	235:685d5f11838f	186	USBx->GUSBCFG \|= USB_OTG_GUSBCFG_FDMOD;
mbed_official	235:685d5f11838f	187	}
mbed_official	235:685d5f11838f	188	HAL_Delay(50);
mbed_official	235:685d5f11838f	189
mbed_official	235:685d5f11838f	190	return HAL_OK;
mbed_official	235:685d5f11838f	191	}
mbed_official	235:685d5f11838f	192
mbed_official	235:685d5f11838f	193	/**
mbed_official	235:685d5f11838f	194	* @brief USB_DevInit : Initializes the USB_OTG controller registers
mbed_official	235:685d5f11838f	195	* for device mode
mbed_official	235:685d5f11838f	196	* @param USBx : Selected device
mbed_official	235:685d5f11838f	197	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	235:685d5f11838f	198	* the configuration information for the specified USBx peripheral.
mbed_official	235:685d5f11838f	199	* @retval HAL status
mbed_official	235:685d5f11838f	200	*/
mbed_official	235:685d5f11838f	201	HAL_StatusTypeDef USB_DevInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	235:685d5f11838f	202	{
mbed_official	235:685d5f11838f	203	uint32_t i = 0;
mbed_official	235:685d5f11838f	204
mbed_official	235:685d5f11838f	205	/Activate VBUS Sensing B /
mbed_official	532:fe11edbda85c	206	#if defined(STM32F446xx)
mbed_official	532:fe11edbda85c	207	USBx->GCCFG \|= USB_OTG_GCCFG_VBDEN;
mbed_official	532:fe11edbda85c	208
mbed_official	532:fe11edbda85c	209	if (cfg.vbus_sensing_enable == 0)
mbed_official	532:fe11edbda85c	210	{
mbed_official	613:bc40b8d2aec4	211	/* Deactivate VBUS Sensing B */
mbed_official	532:fe11edbda85c	212	USBx->GCCFG &= ~USB_OTG_GCCFG_VBDEN;
mbed_official	532:fe11edbda85c	213
mbed_official	532:fe11edbda85c	214	/* B-peripheral session valid override enable*/
mbed_official	532:fe11edbda85c	215	USBx->GOTGCTL \|= USB_OTG_GOTGCTL_BVALOEN;
mbed_official	532:fe11edbda85c	216	USBx->GOTGCTL \|= USB_OTG_GOTGCTL_BVALOVAL;
mbed_official	532:fe11edbda85c	217	}
mbed_official	532:fe11edbda85c	218	#else
mbed_official	235:685d5f11838f	219	USBx->GCCFG \|= USB_OTG_GCCFG_VBUSBSEN;
mbed_official	235:685d5f11838f	220
mbed_official	235:685d5f11838f	221	if (cfg.vbus_sensing_enable == 0)
mbed_official	235:685d5f11838f	222	{
mbed_official	235:685d5f11838f	223	USBx->GCCFG \|= USB_OTG_GCCFG_NOVBUSSENS;
mbed_official	235:685d5f11838f	224	}
mbed_official	532:fe11edbda85c	225	#endif /* STM32F446xx */
mbed_official	532:fe11edbda85c	226
mbed_official	235:685d5f11838f	227	/* Restart the Phy Clock */
mbed_official	235:685d5f11838f	228	USBx_PCGCCTL = 0;
mbed_official	235:685d5f11838f	229
mbed_official	235:685d5f11838f	230	/* Device mode configuration */
mbed_official	235:685d5f11838f	231	USBx_DEVICE->DCFG \|= DCFG_FRAME_INTERVAL_80;
mbed_official	235:685d5f11838f	232
mbed_official	235:685d5f11838f	233	if(cfg.phy_itface == USB_OTG_ULPI_PHY)
mbed_official	235:685d5f11838f	234	{
mbed_official	235:685d5f11838f	235	if(cfg.speed == USB_OTG_SPEED_HIGH)
mbed_official	235:685d5f11838f	236	{
mbed_official	235:685d5f11838f	237	/* Set High speed phy */
mbed_official	235:685d5f11838f	238	USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH);
mbed_official	235:685d5f11838f	239	}
mbed_official	235:685d5f11838f	240	else
mbed_official	235:685d5f11838f	241	{
mbed_official	235:685d5f11838f	242	/* set High speed phy in Full speed mode */
mbed_official	235:685d5f11838f	243	USB_SetDevSpeed (USBx , USB_OTG_SPEED_HIGH_IN_FULL);
mbed_official	235:685d5f11838f	244	}
mbed_official	235:685d5f11838f	245	}
mbed_official	235:685d5f11838f	246	else
mbed_official	235:685d5f11838f	247	{
mbed_official	235:685d5f11838f	248	/* Set Full speed phy */
mbed_official	235:685d5f11838f	249	USB_SetDevSpeed (USBx , USB_OTG_SPEED_FULL);
mbed_official	235:685d5f11838f	250	}
mbed_official	235:685d5f11838f	251
mbed_official	235:685d5f11838f	252	/* Flush the FIFOs */
mbed_official	235:685d5f11838f	253	USB_FlushTxFifo(USBx , 0x10); /* all Tx FIFOs */
mbed_official	235:685d5f11838f	254	USB_FlushRxFifo(USBx);
mbed_official	235:685d5f11838f	255
mbed_official	235:685d5f11838f	256	/* Clear all pending Device Interrupts */
mbed_official	235:685d5f11838f	257	USBx_DEVICE->DIEPMSK = 0;
mbed_official	235:685d5f11838f	258	USBx_DEVICE->DOEPMSK = 0;
mbed_official	235:685d5f11838f	259	USBx_DEVICE->DAINT = 0xFFFFFFFF;
mbed_official	235:685d5f11838f	260	USBx_DEVICE->DAINTMSK = 0;
mbed_official	235:685d5f11838f	261
mbed_official	235:685d5f11838f	262	for (i = 0; i < cfg.dev_endpoints; i++)
mbed_official	235:685d5f11838f	263	{
mbed_official	235:685d5f11838f	264	if ((USBx_INEP(i)->DIEPCTL & USB_OTG_DIEPCTL_EPENA) == USB_OTG_DIEPCTL_EPENA)
mbed_official	235:685d5f11838f	265	{
mbed_official	235:685d5f11838f	266	USBx_INEP(i)->DIEPCTL = (USB_OTG_DIEPCTL_EPDIS \| USB_OTG_DIEPCTL_SNAK);
mbed_official	235:685d5f11838f	267	}
mbed_official	235:685d5f11838f	268	else
mbed_official	235:685d5f11838f	269	{
mbed_official	235:685d5f11838f	270	USBx_INEP(i)->DIEPCTL = 0;
mbed_official	235:685d5f11838f	271	}
mbed_official	235:685d5f11838f	272
mbed_official	235:685d5f11838f	273	USBx_INEP(i)->DIEPTSIZ = 0;
mbed_official	235:685d5f11838f	274	USBx_INEP(i)->DIEPINT = 0xFF;
mbed_official	235:685d5f11838f	275	}
mbed_official	235:685d5f11838f	276
mbed_official	235:685d5f11838f	277	for (i = 0; i < cfg.dev_endpoints; i++)
mbed_official	235:685d5f11838f	278	{
mbed_official	235:685d5f11838f	279	if ((USBx_OUTEP(i)->DOEPCTL & USB_OTG_DOEPCTL_EPENA) == USB_OTG_DOEPCTL_EPENA)
mbed_official	235:685d5f11838f	280	{
mbed_official	235:685d5f11838f	281	USBx_OUTEP(i)->DOEPCTL = (USB_OTG_DOEPCTL_EPDIS \| USB_OTG_DOEPCTL_SNAK);
mbed_official	235:685d5f11838f	282	}
mbed_official	235:685d5f11838f	283	else
mbed_official	235:685d5f11838f	284	{
mbed_official	235:685d5f11838f	285	USBx_OUTEP(i)->DOEPCTL = 0;
mbed_official	235:685d5f11838f	286	}
mbed_official	235:685d5f11838f	287
mbed_official	235:685d5f11838f	288	USBx_OUTEP(i)->DOEPTSIZ = 0;
mbed_official	235:685d5f11838f	289	USBx_OUTEP(i)->DOEPINT = 0xFF;
mbed_official	235:685d5f11838f	290	}
mbed_official	235:685d5f11838f	291
mbed_official	235:685d5f11838f	292	USBx_DEVICE->DIEPMSK &= ~(USB_OTG_DIEPMSK_TXFURM);
mbed_official	235:685d5f11838f	293
mbed_official	235:685d5f11838f	294	if (cfg.dma_enable == 1)
mbed_official	235:685d5f11838f	295	{
mbed_official	235:685d5f11838f	296	/Set threshold parameters /
mbed_official	235:685d5f11838f	297	USBx_DEVICE->DTHRCTL = (USB_OTG_DTHRCTL_TXTHRLEN_6 \| USB_OTG_DTHRCTL_RXTHRLEN_6);
mbed_official	235:685d5f11838f	298	USBx_DEVICE->DTHRCTL \|= (USB_OTG_DTHRCTL_RXTHREN \| USB_OTG_DTHRCTL_ISOTHREN \| USB_OTG_DTHRCTL_NONISOTHREN);
mbed_official	235:685d5f11838f	299
mbed_official	235:685d5f11838f	300	i= USBx_DEVICE->DTHRCTL;
mbed_official	235:685d5f11838f	301	}
mbed_official	235:685d5f11838f	302
mbed_official	235:685d5f11838f	303	/* Disable all interrupts. */
mbed_official	235:685d5f11838f	304	USBx->GINTMSK = 0;
mbed_official	235:685d5f11838f	305
mbed_official	235:685d5f11838f	306	/* Clear any pending interrupts */
mbed_official	235:685d5f11838f	307	USBx->GINTSTS = 0xBFFFFFFF;
mbed_official	235:685d5f11838f	308
mbed_official	235:685d5f11838f	309	/* Enable the common interrupts */
mbed_official	235:685d5f11838f	310	if (cfg.dma_enable == DISABLE)
mbed_official	235:685d5f11838f	311	{
mbed_official	235:685d5f11838f	312	USBx->GINTMSK \|= USB_OTG_GINTMSK_RXFLVLM;
mbed_official	235:685d5f11838f	313	}
mbed_official	235:685d5f11838f	314
mbed_official	235:685d5f11838f	315	/* Enable interrupts matching to the Device mode ONLY */
mbed_official	235:685d5f11838f	316	USBx->GINTMSK \|= (USB_OTG_GINTMSK_USBSUSPM \| USB_OTG_GINTMSK_USBRST \|\
mbed_official	235:685d5f11838f	317	USB_OTG_GINTMSK_ENUMDNEM \| USB_OTG_GINTMSK_IEPINT \|\
mbed_official	235:685d5f11838f	318	USB_OTG_GINTMSK_OEPINT \| USB_OTG_GINTMSK_IISOIXFRM\|\
mbed_official	235:685d5f11838f	319	USB_OTG_GINTMSK_PXFRM_IISOOXFRM \| USB_OTG_GINTMSK_WUIM);
mbed_official	235:685d5f11838f	320
mbed_official	235:685d5f11838f	321	if(cfg.Sof_enable)
mbed_official	235:685d5f11838f	322	{
mbed_official	235:685d5f11838f	323	USBx->GINTMSK \|= USB_OTG_GINTMSK_SOFM;
mbed_official	235:685d5f11838f	324	}
mbed_official	235:685d5f11838f	325
mbed_official	235:685d5f11838f	326	if (cfg.vbus_sensing_enable == ENABLE)
mbed_official	235:685d5f11838f	327	{
mbed_official	235:685d5f11838f	328	USBx->GINTMSK \|= (USB_OTG_GINTMSK_SRQIM \| USB_OTG_GINTMSK_OTGINT);
mbed_official	235:685d5f11838f	329	}
mbed_official	235:685d5f11838f	330
mbed_official	235:685d5f11838f	331	return HAL_OK;
mbed_official	235:685d5f11838f	332	}
mbed_official	235:685d5f11838f	333
mbed_official	235:685d5f11838f	334
mbed_official	235:685d5f11838f	335	/**
mbed_official	235:685d5f11838f	336	* @brief USB_OTG_FlushTxFifo : Flush a Tx FIFO
mbed_official	235:685d5f11838f	337	* @param USBx : Selected device
mbed_official	235:685d5f11838f	338	* @param num : FIFO number
mbed_official	235:685d5f11838f	339	* This parameter can be a value from 1 to 15
mbed_official	235:685d5f11838f	340	15 means Flush all Tx FIFOs
mbed_official	235:685d5f11838f	341	* @retval HAL status
mbed_official	235:685d5f11838f	342	*/
mbed_official	235:685d5f11838f	343	HAL_StatusTypeDef USB_FlushTxFifo (USB_OTG_GlobalTypeDef *USBx, uint32_t num )
mbed_official	235:685d5f11838f	344	{
mbed_official	235:685d5f11838f	345	uint32_t count = 0;
mbed_official	235:685d5f11838f	346
mbed_official	613:bc40b8d2aec4	347	USBx->GRSTCTL = ( USB_OTG_GRSTCTL_TXFFLSH \|(uint32_t)( num << 6));
mbed_official	235:685d5f11838f	348
mbed_official	235:685d5f11838f	349	do
mbed_official	235:685d5f11838f	350	{
mbed_official	235:685d5f11838f	351	if (++count > 200000)
mbed_official	235:685d5f11838f	352	{
mbed_official	235:685d5f11838f	353	return HAL_TIMEOUT;
mbed_official	235:685d5f11838f	354	}
mbed_official	235:685d5f11838f	355	}
mbed_official	235:685d5f11838f	356	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_TXFFLSH) == USB_OTG_GRSTCTL_TXFFLSH);
mbed_official	235:685d5f11838f	357
mbed_official	235:685d5f11838f	358	return HAL_OK;
mbed_official	235:685d5f11838f	359	}
mbed_official	235:685d5f11838f	360
mbed_official	235:685d5f11838f	361
mbed_official	235:685d5f11838f	362	/**
mbed_official	235:685d5f11838f	363	* @brief USB_FlushRxFifo : Flush Rx FIFO
mbed_official	235:685d5f11838f	364	* @param USBx : Selected device
mbed_official	235:685d5f11838f	365	* @retval HAL status
mbed_official	235:685d5f11838f	366	*/
mbed_official	235:685d5f11838f	367	HAL_StatusTypeDef USB_FlushRxFifo(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	368	{
mbed_official	235:685d5f11838f	369	uint32_t count = 0;
mbed_official	235:685d5f11838f	370
mbed_official	235:685d5f11838f	371	USBx->GRSTCTL = USB_OTG_GRSTCTL_RXFFLSH;
mbed_official	235:685d5f11838f	372
mbed_official	235:685d5f11838f	373	do
mbed_official	235:685d5f11838f	374	{
mbed_official	235:685d5f11838f	375	if (++count > 200000)
mbed_official	235:685d5f11838f	376	{
mbed_official	235:685d5f11838f	377	return HAL_TIMEOUT;
mbed_official	235:685d5f11838f	378	}
mbed_official	235:685d5f11838f	379	}
mbed_official	235:685d5f11838f	380	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_RXFFLSH) == USB_OTG_GRSTCTL_RXFFLSH);
mbed_official	235:685d5f11838f	381
mbed_official	235:685d5f11838f	382	return HAL_OK;
mbed_official	235:685d5f11838f	383	}
mbed_official	235:685d5f11838f	384
mbed_official	235:685d5f11838f	385	/**
mbed_official	235:685d5f11838f	386	* @brief USB_SetDevSpeed :Initializes the DevSpd field of DCFG register
mbed_official	235:685d5f11838f	387	* depending the PHY type and the enumeration speed of the device.
mbed_official	235:685d5f11838f	388	* @param USBx : Selected device
mbed_official	235:685d5f11838f	389	* @param speed : device speed
mbed_official	613:bc40b8d2aec4	390	* This parameter can be one of these values:
mbed_official	235:685d5f11838f	391	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	235:685d5f11838f	392	* @arg USB_OTG_SPEED_HIGH_IN_FULL: High speed core in Full Speed mode
mbed_official	235:685d5f11838f	393	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	235:685d5f11838f	394	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	235:685d5f11838f	395	* @retval Hal status
mbed_official	235:685d5f11838f	396	*/
mbed_official	235:685d5f11838f	397	HAL_StatusTypeDef USB_SetDevSpeed(USB_OTG_GlobalTypeDef *USBx , uint8_t speed)
mbed_official	235:685d5f11838f	398	{
mbed_official	235:685d5f11838f	399	USBx_DEVICE->DCFG \|= speed;
mbed_official	235:685d5f11838f	400	return HAL_OK;
mbed_official	235:685d5f11838f	401	}
mbed_official	235:685d5f11838f	402
mbed_official	235:685d5f11838f	403	/**
mbed_official	235:685d5f11838f	404	* @brief USB_GetDevSpeed :Return the Dev Speed
mbed_official	235:685d5f11838f	405	* @param USBx : Selected device
mbed_official	235:685d5f11838f	406	* @retval speed : device speed
mbed_official	613:bc40b8d2aec4	407	* This parameter can be one of these values:
mbed_official	235:685d5f11838f	408	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	235:685d5f11838f	409	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	235:685d5f11838f	410	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	235:685d5f11838f	411	*/
mbed_official	235:685d5f11838f	412	uint8_t USB_GetDevSpeed(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	413	{
mbed_official	235:685d5f11838f	414	uint8_t speed = 0;
mbed_official	235:685d5f11838f	415
mbed_official	235:685d5f11838f	416	if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_HS_PHY_30MHZ_OR_60MHZ)
mbed_official	235:685d5f11838f	417	{
mbed_official	235:685d5f11838f	418	speed = USB_OTG_SPEED_HIGH;
mbed_official	235:685d5f11838f	419	}
mbed_official	235:685d5f11838f	420	else if (((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_30MHZ_OR_60MHZ)\|\|
mbed_official	235:685d5f11838f	421	((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_FS_PHY_48MHZ))
mbed_official	235:685d5f11838f	422	{
mbed_official	235:685d5f11838f	423	speed = USB_OTG_SPEED_FULL;
mbed_official	235:685d5f11838f	424	}
mbed_official	235:685d5f11838f	425	else if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ)
mbed_official	235:685d5f11838f	426	{
mbed_official	235:685d5f11838f	427	speed = USB_OTG_SPEED_LOW;
mbed_official	235:685d5f11838f	428	}
mbed_official	235:685d5f11838f	429
mbed_official	235:685d5f11838f	430	return speed;
mbed_official	235:685d5f11838f	431	}
mbed_official	235:685d5f11838f	432
mbed_official	235:685d5f11838f	433	/**
mbed_official	235:685d5f11838f	434	* @brief Activate and configure an endpoint
mbed_official	235:685d5f11838f	435	* @param USBx : Selected device
mbed_official	235:685d5f11838f	436	* @param ep: pointer to endpoint structure
mbed_official	235:685d5f11838f	437	* @retval HAL status
mbed_official	235:685d5f11838f	438	*/
mbed_official	235:685d5f11838f	439	HAL_StatusTypeDef USB_ActivateEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	235:685d5f11838f	440	{
mbed_official	235:685d5f11838f	441	if (ep->is_in == 1)
mbed_official	235:685d5f11838f	442	{
mbed_official	235:685d5f11838f	443	USBx_DEVICE->DAINTMSK \|= USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)));
mbed_official	235:685d5f11838f	444
mbed_official	235:685d5f11838f	445	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0)
mbed_official	235:685d5f11838f	446	{
mbed_official	235:685d5f11838f	447	USBx_INEP(ep->num)->DIEPCTL \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	235:685d5f11838f	448	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	235:685d5f11838f	449	}
mbed_official	235:685d5f11838f	450
mbed_official	235:685d5f11838f	451	}
mbed_official	235:685d5f11838f	452	else
mbed_official	235:685d5f11838f	453	{
mbed_official	235:685d5f11838f	454	USBx_DEVICE->DAINTMSK \|= USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16);
mbed_official	235:685d5f11838f	455
mbed_official	235:685d5f11838f	456	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0)
mbed_official	235:685d5f11838f	457	{
mbed_official	235:685d5f11838f	458	USBx_OUTEP(ep->num)->DOEPCTL \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	235:685d5f11838f	459	(USB_OTG_DIEPCTL_SD0PID_SEVNFRM)\| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	235:685d5f11838f	460	}
mbed_official	235:685d5f11838f	461	}
mbed_official	235:685d5f11838f	462	return HAL_OK;
mbed_official	235:685d5f11838f	463	}
mbed_official	235:685d5f11838f	464	/**
mbed_official	235:685d5f11838f	465	* @brief Activate and configure a dedicated endpoint
mbed_official	235:685d5f11838f	466	* @param USBx : Selected device
mbed_official	235:685d5f11838f	467	* @param ep: pointer to endpoint structure
mbed_official	235:685d5f11838f	468	* @retval HAL status
mbed_official	235:685d5f11838f	469	*/
mbed_official	235:685d5f11838f	470	HAL_StatusTypeDef USB_ActivateDedicatedEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	235:685d5f11838f	471	{
mbed_official	235:685d5f11838f	472	static __IO uint32_t debug = 0;
mbed_official	235:685d5f11838f	473
mbed_official	235:685d5f11838f	474	/* Read DEPCTLn register */
mbed_official	235:685d5f11838f	475	if (ep->is_in == 1)
mbed_official	235:685d5f11838f	476	{
mbed_official	235:685d5f11838f	477	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_USBAEP) == 0)
mbed_official	235:685d5f11838f	478	{
mbed_official	235:685d5f11838f	479	USBx_INEP(ep->num)->DIEPCTL \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	235:685d5f11838f	480	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	235:685d5f11838f	481	}
mbed_official	235:685d5f11838f	482
mbed_official	235:685d5f11838f	483
mbed_official	235:685d5f11838f	484	debug \|= ((ep->maxpacket & USB_OTG_DIEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	235:685d5f11838f	485	((ep->num) << 22 ) \| (USB_OTG_DIEPCTL_SD0PID_SEVNFRM) \| (USB_OTG_DIEPCTL_USBAEP));
mbed_official	235:685d5f11838f	486
mbed_official	235:685d5f11838f	487	USBx_DEVICE->DEACHMSK \|= USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num)));
mbed_official	235:685d5f11838f	488	}
mbed_official	235:685d5f11838f	489	else
mbed_official	235:685d5f11838f	490	{
mbed_official	235:685d5f11838f	491	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_USBAEP) == 0)
mbed_official	235:685d5f11838f	492	{
mbed_official	235:685d5f11838f	493	USBx_OUTEP(ep->num)->DOEPCTL \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	235:685d5f11838f	494	((ep->num) << 22 ) \| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	235:685d5f11838f	495
mbed_official	235:685d5f11838f	496	debug = (uint32_t)(((uint32_t )USBx) + USB_OTG_OUT_ENDPOINT_BASE + (0)*USB_OTG_EP_REG_SIZE);
mbed_official	235:685d5f11838f	497	debug = (uint32_t )&USBx_OUTEP(ep->num)->DOEPCTL;
mbed_official	235:685d5f11838f	498	debug \|= ((ep->maxpacket & USB_OTG_DOEPCTL_MPSIZ ) \| (ep->type << 18 ) \|\
mbed_official	235:685d5f11838f	499	((ep->num) << 22 ) \| (USB_OTG_DOEPCTL_USBAEP));
mbed_official	235:685d5f11838f	500	}
mbed_official	235:685d5f11838f	501
mbed_official	235:685d5f11838f	502	USBx_DEVICE->DEACHMSK \|= USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16);
mbed_official	235:685d5f11838f	503	}
mbed_official	235:685d5f11838f	504
mbed_official	235:685d5f11838f	505	return HAL_OK;
mbed_official	235:685d5f11838f	506	}
mbed_official	235:685d5f11838f	507	/**
mbed_official	235:685d5f11838f	508	* @brief De-activate and de-initialize an endpoint
mbed_official	235:685d5f11838f	509	* @param USBx : Selected device
mbed_official	235:685d5f11838f	510	* @param ep: pointer to endpoint structure
mbed_official	235:685d5f11838f	511	* @retval HAL status
mbed_official	235:685d5f11838f	512	*/
mbed_official	235:685d5f11838f	513	HAL_StatusTypeDef USB_DeactivateEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	235:685d5f11838f	514	{
mbed_official	235:685d5f11838f	515	/* Read DEPCTLn register */
mbed_official	235:685d5f11838f	516	if (ep->is_in == 1)
mbed_official	235:685d5f11838f	517	{
mbed_official	235:685d5f11838f	518	USBx_DEVICE->DEACHMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	235:685d5f11838f	519	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	235:685d5f11838f	520	USBx_INEP(ep->num)->DIEPCTL &= ~ USB_OTG_DIEPCTL_USBAEP;
mbed_official	235:685d5f11838f	521	}
mbed_official	235:685d5f11838f	522	else
mbed_official	235:685d5f11838f	523	{
mbed_official	235:685d5f11838f	524	USBx_DEVICE->DEACHMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	235:685d5f11838f	525	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	235:685d5f11838f	526	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP;
mbed_official	235:685d5f11838f	527	}
mbed_official	235:685d5f11838f	528	return HAL_OK;
mbed_official	235:685d5f11838f	529	}
mbed_official	235:685d5f11838f	530
mbed_official	235:685d5f11838f	531	/**
mbed_official	235:685d5f11838f	532	* @brief De-activate and de-initialize a dedicated endpoint
mbed_official	235:685d5f11838f	533	* @param USBx : Selected device
mbed_official	235:685d5f11838f	534	* @param ep: pointer to endpoint structure
mbed_official	235:685d5f11838f	535	* @retval HAL status
mbed_official	235:685d5f11838f	536	*/
mbed_official	235:685d5f11838f	537	HAL_StatusTypeDef USB_DeactivateDedicatedEndpoint(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	235:685d5f11838f	538	{
mbed_official	235:685d5f11838f	539	/* Read DEPCTLn register */
mbed_official	235:685d5f11838f	540	if (ep->is_in == 1)
mbed_official	235:685d5f11838f	541	{
mbed_official	235:685d5f11838f	542	USBx_INEP(ep->num)->DIEPCTL &= ~ USB_OTG_DIEPCTL_USBAEP;
mbed_official	235:685d5f11838f	543	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_IEPM & ((1 << (ep->num))));
mbed_official	235:685d5f11838f	544	}
mbed_official	235:685d5f11838f	545	else
mbed_official	235:685d5f11838f	546	{
mbed_official	235:685d5f11838f	547	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_USBAEP;
mbed_official	235:685d5f11838f	548	USBx_DEVICE->DAINTMSK &= ~(USB_OTG_DAINTMSK_OEPM & ((1 << (ep->num)) << 16));
mbed_official	235:685d5f11838f	549	}
mbed_official	235:685d5f11838f	550	return HAL_OK;
mbed_official	235:685d5f11838f	551	}
mbed_official	235:685d5f11838f	552
mbed_official	235:685d5f11838f	553	/**
mbed_official	235:685d5f11838f	554	* @brief USB_EPStartXfer : setup and starts a transfer over an EP
mbed_official	235:685d5f11838f	555	* @param USBx : Selected device
mbed_official	235:685d5f11838f	556	* @param ep: pointer to endpoint structure
mbed_official	235:685d5f11838f	557	* @param dma: USB dma enabled or disabled
mbed_official	613:bc40b8d2aec4	558	* This parameter can be one of these values:
mbed_official	235:685d5f11838f	559	* 0 : DMA feature not used
mbed_official	235:685d5f11838f	560	* 1 : DMA feature used
mbed_official	235:685d5f11838f	561	* @retval HAL status
mbed_official	235:685d5f11838f	562	*/
mbed_official	235:685d5f11838f	563	HAL_StatusTypeDef USB_EPStartXfer(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep, uint8_t dma)
mbed_official	235:685d5f11838f	564	{
mbed_official	235:685d5f11838f	565	uint16_t pktcnt = 0;
mbed_official	235:685d5f11838f	566
mbed_official	235:685d5f11838f	567	/* IN endpoint */
mbed_official	235:685d5f11838f	568	if (ep->is_in == 1)
mbed_official	235:685d5f11838f	569	{
mbed_official	235:685d5f11838f	570	/* Zero Length Packet? */
mbed_official	235:685d5f11838f	571	if (ep->xfer_len == 0)
mbed_official	235:685d5f11838f	572	{
mbed_official	235:685d5f11838f	573	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	235:685d5f11838f	574	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	235:685d5f11838f	575	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	235:685d5f11838f	576	}
mbed_official	235:685d5f11838f	577	else
mbed_official	235:685d5f11838f	578	{
mbed_official	235:685d5f11838f	579	/* Program the transfer size and packet count
mbed_official	235:685d5f11838f	580	* as follows: xfersize = N * maxpacket +
mbed_official	235:685d5f11838f	581	* short_packet pktcnt = N + (short_packet
mbed_official	235:685d5f11838f	582	* exist ? 1 : 0)
mbed_official	235:685d5f11838f	583	*/
mbed_official	235:685d5f11838f	584	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	235:685d5f11838f	585	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	235:685d5f11838f	586	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (((ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket) << 19)) ;
mbed_official	235:685d5f11838f	587	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len);
mbed_official	235:685d5f11838f	588
mbed_official	235:685d5f11838f	589	if (ep->type == EP_TYPE_ISOC)
mbed_official	235:685d5f11838f	590	{
mbed_official	235:685d5f11838f	591	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_MULCNT);
mbed_official	235:685d5f11838f	592	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_MULCNT & (1 << 29));
mbed_official	235:685d5f11838f	593	}
mbed_official	235:685d5f11838f	594	}
mbed_official	235:685d5f11838f	595
mbed_official	235:685d5f11838f	596	if (dma == 1)
mbed_official	235:685d5f11838f	597	{
mbed_official	235:685d5f11838f	598	USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr);
mbed_official	235:685d5f11838f	599	}
mbed_official	235:685d5f11838f	600	else
mbed_official	235:685d5f11838f	601	{
mbed_official	235:685d5f11838f	602	if (ep->type != EP_TYPE_ISOC)
mbed_official	235:685d5f11838f	603	{
mbed_official	235:685d5f11838f	604	/* Enable the Tx FIFO Empty Interrupt for this EP */
mbed_official	235:685d5f11838f	605	if (ep->xfer_len > 0)
mbed_official	235:685d5f11838f	606	{
mbed_official	235:685d5f11838f	607	USBx_DEVICE->DIEPEMPMSK \|= 1 << ep->num;
mbed_official	235:685d5f11838f	608	}
mbed_official	235:685d5f11838f	609	}
mbed_official	235:685d5f11838f	610	}
mbed_official	235:685d5f11838f	611
mbed_official	235:685d5f11838f	612	if (ep->type == EP_TYPE_ISOC)
mbed_official	235:685d5f11838f	613	{
mbed_official	235:685d5f11838f	614	if ((USBx_DEVICE->DSTS & ( 1 << 8 )) == 0)
mbed_official	235:685d5f11838f	615	{
mbed_official	235:685d5f11838f	616	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SODDFRM;
mbed_official	235:685d5f11838f	617	}
mbed_official	235:685d5f11838f	618	else
mbed_official	235:685d5f11838f	619	{
mbed_official	235:685d5f11838f	620	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SD0PID_SEVNFRM;
mbed_official	235:685d5f11838f	621	}
mbed_official	235:685d5f11838f	622	}
mbed_official	235:685d5f11838f	623
mbed_official	235:685d5f11838f	624	/* EP enable, IN data in FIFO */
mbed_official	235:685d5f11838f	625	USBx_INEP(ep->num)->DIEPCTL \|= (USB_OTG_DIEPCTL_CNAK \| USB_OTG_DIEPCTL_EPENA);
mbed_official	235:685d5f11838f	626
mbed_official	235:685d5f11838f	627	if (ep->type == EP_TYPE_ISOC)
mbed_official	235:685d5f11838f	628	{
mbed_official	235:685d5f11838f	629	USB_WritePacket(USBx, ep->xfer_buff, ep->num, ep->xfer_len, dma);
mbed_official	235:685d5f11838f	630	}
mbed_official	235:685d5f11838f	631	}
mbed_official	235:685d5f11838f	632	else /* OUT endpoint */
mbed_official	235:685d5f11838f	633	{
mbed_official	235:685d5f11838f	634	/* Program the transfer size and packet count as follows:
mbed_official	235:685d5f11838f	635	* pktcnt = N
mbed_official	235:685d5f11838f	636	* xfersize = N * maxpacket
mbed_official	235:685d5f11838f	637	*/
mbed_official	235:685d5f11838f	638	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ);
mbed_official	235:685d5f11838f	639	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT);
mbed_official	235:685d5f11838f	640
mbed_official	235:685d5f11838f	641	if (ep->xfer_len == 0)
mbed_official	235:685d5f11838f	642	{
mbed_official	235:685d5f11838f	643	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & ep->maxpacket);
mbed_official	235:685d5f11838f	644	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	235:685d5f11838f	645	}
mbed_official	235:685d5f11838f	646	else
mbed_official	235:685d5f11838f	647	{
mbed_official	235:685d5f11838f	648	pktcnt = (ep->xfer_len + ep->maxpacket -1)/ ep->maxpacket;
mbed_official	235:685d5f11838f	649	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (pktcnt << 19)); ;
mbed_official	235:685d5f11838f	650	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket * pktcnt));
mbed_official	235:685d5f11838f	651	}
mbed_official	235:685d5f11838f	652
mbed_official	235:685d5f11838f	653	if (dma == 1)
mbed_official	235:685d5f11838f	654	{
mbed_official	235:685d5f11838f	655	USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)ep->xfer_buff;
mbed_official	235:685d5f11838f	656	}
mbed_official	235:685d5f11838f	657
mbed_official	235:685d5f11838f	658	if (ep->type == EP_TYPE_ISOC)
mbed_official	235:685d5f11838f	659	{
mbed_official	235:685d5f11838f	660	if ((USBx_DEVICE->DSTS & ( 1 << 8 )) == 0)
mbed_official	235:685d5f11838f	661	{
mbed_official	235:685d5f11838f	662	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SODDFRM;
mbed_official	235:685d5f11838f	663	}
mbed_official	235:685d5f11838f	664	else
mbed_official	235:685d5f11838f	665	{
mbed_official	235:685d5f11838f	666	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SD0PID_SEVNFRM;
mbed_official	235:685d5f11838f	667	}
mbed_official	235:685d5f11838f	668	}
mbed_official	235:685d5f11838f	669	/* EP enable */
mbed_official	235:685d5f11838f	670	USBx_OUTEP(ep->num)->DOEPCTL \|= (USB_OTG_DOEPCTL_CNAK \| USB_OTG_DOEPCTL_EPENA);
mbed_official	235:685d5f11838f	671	}
mbed_official	235:685d5f11838f	672	return HAL_OK;
mbed_official	235:685d5f11838f	673	}
mbed_official	235:685d5f11838f	674
mbed_official	235:685d5f11838f	675	/**
mbed_official	235:685d5f11838f	676	* @brief USB_EP0StartXfer : setup and starts a transfer over the EP 0
mbed_official	235:685d5f11838f	677	* @param USBx : Selected device
mbed_official	235:685d5f11838f	678	* @param ep: pointer to endpoint structure
mbed_official	235:685d5f11838f	679	* @param dma: USB dma enabled or disabled
mbed_official	613:bc40b8d2aec4	680	* This parameter can be one of these values:
mbed_official	235:685d5f11838f	681	* 0 : DMA feature not used
mbed_official	235:685d5f11838f	682	* 1 : DMA feature used
mbed_official	235:685d5f11838f	683	* @retval HAL status
mbed_official	235:685d5f11838f	684	*/
mbed_official	235:685d5f11838f	685	HAL_StatusTypeDef USB_EP0StartXfer(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep, uint8_t dma)
mbed_official	235:685d5f11838f	686	{
mbed_official	235:685d5f11838f	687	/* IN endpoint */
mbed_official	235:685d5f11838f	688	if (ep->is_in == 1)
mbed_official	235:685d5f11838f	689	{
mbed_official	235:685d5f11838f	690	/* Zero Length Packet? */
mbed_official	235:685d5f11838f	691	if (ep->xfer_len == 0)
mbed_official	235:685d5f11838f	692	{
mbed_official	235:685d5f11838f	693	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	235:685d5f11838f	694	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	235:685d5f11838f	695	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	235:685d5f11838f	696	}
mbed_official	235:685d5f11838f	697	else
mbed_official	235:685d5f11838f	698	{
mbed_official	235:685d5f11838f	699	/* Program the transfer size and packet count
mbed_official	235:685d5f11838f	700	* as follows: xfersize = N * maxpacket +
mbed_official	235:685d5f11838f	701	* short_packet pktcnt = N + (short_packet
mbed_official	235:685d5f11838f	702	* exist ? 1 : 0)
mbed_official	235:685d5f11838f	703	*/
mbed_official	235:685d5f11838f	704	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_XFRSIZ);
mbed_official	235:685d5f11838f	705	USBx_INEP(ep->num)->DIEPTSIZ &= ~(USB_OTG_DIEPTSIZ_PKTCNT);
mbed_official	235:685d5f11838f	706
mbed_official	235:685d5f11838f	707	if(ep->xfer_len > ep->maxpacket)
mbed_official	235:685d5f11838f	708	{
mbed_official	235:685d5f11838f	709	ep->xfer_len = ep->maxpacket;
mbed_official	235:685d5f11838f	710	}
mbed_official	235:685d5f11838f	711	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	235:685d5f11838f	712	USBx_INEP(ep->num)->DIEPTSIZ \|= (USB_OTG_DIEPTSIZ_XFRSIZ & ep->xfer_len);
mbed_official	235:685d5f11838f	713
mbed_official	235:685d5f11838f	714	}
mbed_official	235:685d5f11838f	715
mbed_official	235:685d5f11838f	716	if (dma == 1)
mbed_official	235:685d5f11838f	717	{
mbed_official	235:685d5f11838f	718	USBx_INEP(ep->num)->DIEPDMA = (uint32_t)(ep->dma_addr);
mbed_official	235:685d5f11838f	719	}
mbed_official	235:685d5f11838f	720	else
mbed_official	235:685d5f11838f	721	{
mbed_official	235:685d5f11838f	722	/* Enable the Tx FIFO Empty Interrupt for this EP */
mbed_official	235:685d5f11838f	723	if (ep->xfer_len > 0)
mbed_official	235:685d5f11838f	724	{
mbed_official	235:685d5f11838f	725	USBx_DEVICE->DIEPEMPMSK \|= 1 << (ep->num);
mbed_official	235:685d5f11838f	726	}
mbed_official	235:685d5f11838f	727	}
mbed_official	235:685d5f11838f	728
mbed_official	235:685d5f11838f	729	/* EP enable, IN data in FIFO */
mbed_official	235:685d5f11838f	730	USBx_INEP(ep->num)->DIEPCTL \|= (USB_OTG_DIEPCTL_CNAK \| USB_OTG_DIEPCTL_EPENA);
mbed_official	235:685d5f11838f	731	}
mbed_official	235:685d5f11838f	732	else /* OUT endpoint */
mbed_official	235:685d5f11838f	733	{
mbed_official	235:685d5f11838f	734	/* Program the transfer size and packet count as follows:
mbed_official	235:685d5f11838f	735	* pktcnt = N
mbed_official	235:685d5f11838f	736	* xfersize = N * maxpacket
mbed_official	235:685d5f11838f	737	*/
mbed_official	235:685d5f11838f	738	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_XFRSIZ);
mbed_official	235:685d5f11838f	739	USBx_OUTEP(ep->num)->DOEPTSIZ &= ~(USB_OTG_DOEPTSIZ_PKTCNT);
mbed_official	235:685d5f11838f	740
mbed_official	235:685d5f11838f	741	if (ep->xfer_len > 0)
mbed_official	235:685d5f11838f	742	{
mbed_official	235:685d5f11838f	743	ep->xfer_len = ep->maxpacket;
mbed_official	235:685d5f11838f	744	}
mbed_official	235:685d5f11838f	745
mbed_official	235:685d5f11838f	746	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19));
mbed_official	235:685d5f11838f	747	USBx_OUTEP(ep->num)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_XFRSIZ & (ep->maxpacket));
mbed_official	235:685d5f11838f	748
mbed_official	235:685d5f11838f	749
mbed_official	235:685d5f11838f	750	if (dma == 1)
mbed_official	235:685d5f11838f	751	{
mbed_official	235:685d5f11838f	752	USBx_OUTEP(ep->num)->DOEPDMA = (uint32_t)(ep->xfer_buff);
mbed_official	235:685d5f11838f	753	}
mbed_official	235:685d5f11838f	754
mbed_official	235:685d5f11838f	755	/* EP enable */
mbed_official	235:685d5f11838f	756	USBx_OUTEP(ep->num)->DOEPCTL \|= (USB_OTG_DOEPCTL_CNAK \| USB_OTG_DOEPCTL_EPENA);
mbed_official	235:685d5f11838f	757	}
mbed_official	235:685d5f11838f	758	return HAL_OK;
mbed_official	235:685d5f11838f	759	}
mbed_official	235:685d5f11838f	760
mbed_official	235:685d5f11838f	761	/**
mbed_official	235:685d5f11838f	762	* @brief USB_WritePacket : Writes a packet into the Tx FIFO associated
mbed_official	235:685d5f11838f	763	* with the EP/channel
mbed_official	235:685d5f11838f	764	* @param USBx : Selected device
mbed_official	235:685d5f11838f	765	* @param src : pointer to source buffer
mbed_official	235:685d5f11838f	766	* @param ch_ep_num : endpoint or host channel number
mbed_official	235:685d5f11838f	767	* @param len : Number of bytes to write
mbed_official	235:685d5f11838f	768	* @param dma: USB dma enabled or disabled
mbed_official	613:bc40b8d2aec4	769	* This parameter can be one of these values:
mbed_official	235:685d5f11838f	770	* 0 : DMA feature not used
mbed_official	235:685d5f11838f	771	* 1 : DMA feature used
mbed_official	235:685d5f11838f	772	* @retval HAL status
mbed_official	235:685d5f11838f	773	*/
mbed_official	235:685d5f11838f	774	HAL_StatusTypeDef USB_WritePacket(USB_OTG_GlobalTypeDef USBx, uint8_t src, uint8_t ch_ep_num, uint16_t len, uint8_t dma)
mbed_official	235:685d5f11838f	775	{
mbed_official	235:685d5f11838f	776	uint32_t count32b= 0 , i= 0;
mbed_official	235:685d5f11838f	777
mbed_official	235:685d5f11838f	778	if (dma == 0)
mbed_official	235:685d5f11838f	779	{
mbed_official	235:685d5f11838f	780	count32b = (len + 3) / 4;
mbed_official	235:685d5f11838f	781	for (i = 0; i < count32b; i++, src += 4)
mbed_official	235:685d5f11838f	782	{
mbed_official	235:685d5f11838f	783	USBx_DFIFO(ch_ep_num) = ((__packed uint32_t )src);
mbed_official	235:685d5f11838f	784	}
mbed_official	235:685d5f11838f	785	}
mbed_official	235:685d5f11838f	786	return HAL_OK;
mbed_official	235:685d5f11838f	787	}
mbed_official	235:685d5f11838f	788
mbed_official	235:685d5f11838f	789	/**
mbed_official	235:685d5f11838f	790	* @brief USB_ReadPacket : read a packet from the Tx FIFO associated
mbed_official	235:685d5f11838f	791	* with the EP/channel
mbed_official	235:685d5f11838f	792	* @param USBx : Selected device
mbed_official	235:685d5f11838f	793	* @param src : source pointer
mbed_official	235:685d5f11838f	794	* @param ch_ep_num : endpoint or host channel number
mbed_official	532:fe11edbda85c	795	* @param len : Number of bytes to read
mbed_official	235:685d5f11838f	796	* @param dma: USB dma enabled or disabled
mbed_official	613:bc40b8d2aec4	797	* This parameter can be one of these values:
mbed_official	235:685d5f11838f	798	* 0 : DMA feature not used
mbed_official	235:685d5f11838f	799	* 1 : DMA feature used
mbed_official	532:fe11edbda85c	800	* @retval pointer to destination buffer
mbed_official	235:685d5f11838f	801	*/
mbed_official	235:685d5f11838f	802	void USB_ReadPacket(USB_OTG_GlobalTypeDef USBx, uint8_t *dest, uint16_t len)
mbed_official	235:685d5f11838f	803	{
mbed_official	235:685d5f11838f	804	uint32_t i=0;
mbed_official	235:685d5f11838f	805	uint32_t count32b = (len + 3) / 4;
mbed_official	235:685d5f11838f	806
mbed_official	235:685d5f11838f	807	for ( i = 0; i < count32b; i++, dest += 4 )
mbed_official	235:685d5f11838f	808	{
mbed_official	235:685d5f11838f	809	(__packed uint32_t )dest = USBx_DFIFO(0);
mbed_official	235:685d5f11838f	810
mbed_official	235:685d5f11838f	811	}
mbed_official	235:685d5f11838f	812	return ((void *)dest);
mbed_official	235:685d5f11838f	813	}
mbed_official	235:685d5f11838f	814
mbed_official	235:685d5f11838f	815	/**
mbed_official	235:685d5f11838f	816	* @brief USB_EPSetStall : set a stall condition over an EP
mbed_official	235:685d5f11838f	817	* @param USBx : Selected device
mbed_official	235:685d5f11838f	818	* @param ep: pointer to endpoint structure
mbed_official	235:685d5f11838f	819	* @retval HAL status
mbed_official	235:685d5f11838f	820	*/
mbed_official	235:685d5f11838f	821	HAL_StatusTypeDef USB_EPSetStall(USB_OTG_GlobalTypeDef USBx , USB_OTG_EPTypeDef ep)
mbed_official	235:685d5f11838f	822	{
mbed_official	235:685d5f11838f	823	if (ep->is_in == 1)
mbed_official	235:685d5f11838f	824	{
mbed_official	235:685d5f11838f	825	if (((USBx_INEP(ep->num)->DIEPCTL) & USB_OTG_DIEPCTL_EPENA) == 0)
mbed_official	235:685d5f11838f	826	{
mbed_official	235:685d5f11838f	827	USBx_INEP(ep->num)->DIEPCTL &= ~(USB_OTG_DIEPCTL_EPDIS);
mbed_official	235:685d5f11838f	828	}
mbed_official	235:685d5f11838f	829	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_STALL;
mbed_official	235:685d5f11838f	830	}
mbed_official	235:685d5f11838f	831	else
mbed_official	235:685d5f11838f	832	{
mbed_official	235:685d5f11838f	833	if (((USBx_OUTEP(ep->num)->DOEPCTL) & USB_OTG_DOEPCTL_EPENA) == 0)
mbed_official	235:685d5f11838f	834	{
mbed_official	235:685d5f11838f	835	USBx_OUTEP(ep->num)->DOEPCTL &= ~(USB_OTG_DOEPCTL_EPDIS);
mbed_official	235:685d5f11838f	836	}
mbed_official	235:685d5f11838f	837	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_STALL;
mbed_official	235:685d5f11838f	838	}
mbed_official	235:685d5f11838f	839	return HAL_OK;
mbed_official	235:685d5f11838f	840	}
mbed_official	235:685d5f11838f	841
mbed_official	235:685d5f11838f	842
mbed_official	235:685d5f11838f	843	/**
mbed_official	235:685d5f11838f	844	* @brief USB_EPClearStall : Clear a stall condition over an EP
mbed_official	235:685d5f11838f	845	* @param USBx : Selected device
mbed_official	235:685d5f11838f	846	* @param ep: pointer to endpoint structure
mbed_official	235:685d5f11838f	847	* @retval HAL status
mbed_official	235:685d5f11838f	848	*/
mbed_official	235:685d5f11838f	849	HAL_StatusTypeDef USB_EPClearStall(USB_OTG_GlobalTypeDef USBx, USB_OTG_EPTypeDef ep)
mbed_official	235:685d5f11838f	850	{
mbed_official	235:685d5f11838f	851	if (ep->is_in == 1)
mbed_official	235:685d5f11838f	852	{
mbed_official	235:685d5f11838f	853	USBx_INEP(ep->num)->DIEPCTL &= ~USB_OTG_DIEPCTL_STALL;
mbed_official	235:685d5f11838f	854	if (ep->type == EP_TYPE_INTR \|\| ep->type == EP_TYPE_BULK)
mbed_official	235:685d5f11838f	855	{
mbed_official	235:685d5f11838f	856	USBx_INEP(ep->num)->DIEPCTL \|= USB_OTG_DIEPCTL_SD0PID_SEVNFRM; /* DATA0 */
mbed_official	235:685d5f11838f	857	}
mbed_official	235:685d5f11838f	858	}
mbed_official	235:685d5f11838f	859	else
mbed_official	235:685d5f11838f	860	{
mbed_official	235:685d5f11838f	861	USBx_OUTEP(ep->num)->DOEPCTL &= ~USB_OTG_DOEPCTL_STALL;
mbed_official	235:685d5f11838f	862	if (ep->type == EP_TYPE_INTR \|\| ep->type == EP_TYPE_BULK)
mbed_official	235:685d5f11838f	863	{
mbed_official	235:685d5f11838f	864	USBx_OUTEP(ep->num)->DOEPCTL \|= USB_OTG_DOEPCTL_SD0PID_SEVNFRM; /* DATA0 */
mbed_official	235:685d5f11838f	865	}
mbed_official	235:685d5f11838f	866	}
mbed_official	235:685d5f11838f	867	return HAL_OK;
mbed_official	235:685d5f11838f	868	}
mbed_official	235:685d5f11838f	869
mbed_official	235:685d5f11838f	870	/**
mbed_official	235:685d5f11838f	871	* @brief USB_StopDevice : Stop the usb device mode
mbed_official	235:685d5f11838f	872	* @param USBx : Selected device
mbed_official	235:685d5f11838f	873	* @retval HAL status
mbed_official	235:685d5f11838f	874	*/
mbed_official	235:685d5f11838f	875	HAL_StatusTypeDef USB_StopDevice(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	876	{
mbed_official	235:685d5f11838f	877	uint32_t i;
mbed_official	235:685d5f11838f	878
mbed_official	235:685d5f11838f	879	/* Clear Pending interrupt */
mbed_official	235:685d5f11838f	880	for (i = 0; i < 15 ; i++)
mbed_official	235:685d5f11838f	881	{
mbed_official	235:685d5f11838f	882	USBx_INEP(i)->DIEPINT = 0xFF;
mbed_official	235:685d5f11838f	883	USBx_OUTEP(i)->DOEPINT = 0xFF;
mbed_official	235:685d5f11838f	884	}
mbed_official	235:685d5f11838f	885	USBx_DEVICE->DAINT = 0xFFFFFFFF;
mbed_official	235:685d5f11838f	886
mbed_official	235:685d5f11838f	887	/* Clear interrupt masks */
mbed_official	235:685d5f11838f	888	USBx_DEVICE->DIEPMSK = 0;
mbed_official	235:685d5f11838f	889	USBx_DEVICE->DOEPMSK = 0;
mbed_official	235:685d5f11838f	890	USBx_DEVICE->DAINTMSK = 0;
mbed_official	235:685d5f11838f	891
mbed_official	235:685d5f11838f	892	/* Flush the FIFO */
mbed_official	235:685d5f11838f	893	USB_FlushRxFifo(USBx);
mbed_official	235:685d5f11838f	894	USB_FlushTxFifo(USBx , 0x10 );
mbed_official	235:685d5f11838f	895
mbed_official	235:685d5f11838f	896	return HAL_OK;
mbed_official	235:685d5f11838f	897	}
mbed_official	235:685d5f11838f	898
mbed_official	235:685d5f11838f	899	/**
mbed_official	235:685d5f11838f	900	* @brief USB_SetDevAddress : Stop the usb device mode
mbed_official	235:685d5f11838f	901	* @param USBx : Selected device
mbed_official	235:685d5f11838f	902	* @param address : new device address to be assigned
mbed_official	235:685d5f11838f	903	* This parameter can be a value from 0 to 255
mbed_official	235:685d5f11838f	904	* @retval HAL status
mbed_official	235:685d5f11838f	905	*/
mbed_official	235:685d5f11838f	906	HAL_StatusTypeDef USB_SetDevAddress (USB_OTG_GlobalTypeDef *USBx, uint8_t address)
mbed_official	235:685d5f11838f	907	{
mbed_official	235:685d5f11838f	908	USBx_DEVICE->DCFG &= ~ (USB_OTG_DCFG_DAD);
mbed_official	235:685d5f11838f	909	USBx_DEVICE->DCFG \|= (address << 4) & USB_OTG_DCFG_DAD ;
mbed_official	235:685d5f11838f	910
mbed_official	235:685d5f11838f	911	return HAL_OK;
mbed_official	235:685d5f11838f	912	}
mbed_official	235:685d5f11838f	913
mbed_official	235:685d5f11838f	914	/**
mbed_official	235:685d5f11838f	915	* @brief USB_DevConnect : Connect the USB device by enabling the pull-up/pull-down
mbed_official	235:685d5f11838f	916	* @param USBx : Selected device
mbed_official	235:685d5f11838f	917	* @retval HAL status
mbed_official	235:685d5f11838f	918	*/
mbed_official	235:685d5f11838f	919	HAL_StatusTypeDef USB_DevConnect (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	920	{
mbed_official	235:685d5f11838f	921	USBx_DEVICE->DCTL &= ~USB_OTG_DCTL_SDIS ;
mbed_official	235:685d5f11838f	922	HAL_Delay(3);
mbed_official	235:685d5f11838f	923
mbed_official	235:685d5f11838f	924	return HAL_OK;
mbed_official	235:685d5f11838f	925	}
mbed_official	235:685d5f11838f	926
mbed_official	235:685d5f11838f	927	/**
mbed_official	235:685d5f11838f	928	* @brief USB_DevDisconnect : Disconnect the USB device by disabling the pull-up/pull-down
mbed_official	235:685d5f11838f	929	* @param USBx : Selected device
mbed_official	235:685d5f11838f	930	* @retval HAL status
mbed_official	235:685d5f11838f	931	*/
mbed_official	235:685d5f11838f	932	HAL_StatusTypeDef USB_DevDisconnect (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	933	{
mbed_official	235:685d5f11838f	934	USBx_DEVICE->DCTL \|= USB_OTG_DCTL_SDIS ;
mbed_official	235:685d5f11838f	935	HAL_Delay(3);
mbed_official	235:685d5f11838f	936
mbed_official	235:685d5f11838f	937	return HAL_OK;
mbed_official	235:685d5f11838f	938	}
mbed_official	235:685d5f11838f	939
mbed_official	235:685d5f11838f	940	/**
mbed_official	235:685d5f11838f	941	* @brief USB_ReadInterrupts: return the global USB interrupt status
mbed_official	235:685d5f11838f	942	* @param USBx : Selected device
mbed_official	235:685d5f11838f	943	* @retval HAL status
mbed_official	235:685d5f11838f	944	*/
mbed_official	235:685d5f11838f	945	uint32_t USB_ReadInterrupts (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	946	{
mbed_official	235:685d5f11838f	947	uint32_t v = 0;
mbed_official	235:685d5f11838f	948
mbed_official	235:685d5f11838f	949	v = USBx->GINTSTS;
mbed_official	235:685d5f11838f	950	v &= USBx->GINTMSK;
mbed_official	235:685d5f11838f	951	return v;
mbed_official	235:685d5f11838f	952	}
mbed_official	235:685d5f11838f	953
mbed_official	235:685d5f11838f	954	/**
mbed_official	235:685d5f11838f	955	* @brief USB_ReadDevAllOutEpInterrupt: return the USB device OUT endpoints interrupt status
mbed_official	235:685d5f11838f	956	* @param USBx : Selected device
mbed_official	235:685d5f11838f	957	* @retval HAL status
mbed_official	235:685d5f11838f	958	*/
mbed_official	235:685d5f11838f	959	uint32_t USB_ReadDevAllOutEpInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	960	{
mbed_official	235:685d5f11838f	961	uint32_t v;
mbed_official	235:685d5f11838f	962	v = USBx_DEVICE->DAINT;
mbed_official	235:685d5f11838f	963	v &= USBx_DEVICE->DAINTMSK;
mbed_official	235:685d5f11838f	964	return ((v & 0xffff0000) >> 16);
mbed_official	235:685d5f11838f	965	}
mbed_official	235:685d5f11838f	966
mbed_official	235:685d5f11838f	967	/**
mbed_official	235:685d5f11838f	968	* @brief USB_ReadDevAllInEpInterrupt: return the USB device IN endpoints interrupt status
mbed_official	235:685d5f11838f	969	* @param USBx : Selected device
mbed_official	235:685d5f11838f	970	* @retval HAL status
mbed_official	235:685d5f11838f	971	*/
mbed_official	235:685d5f11838f	972	uint32_t USB_ReadDevAllInEpInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	973	{
mbed_official	235:685d5f11838f	974	uint32_t v;
mbed_official	235:685d5f11838f	975	v = USBx_DEVICE->DAINT;
mbed_official	235:685d5f11838f	976	v &= USBx_DEVICE->DAINTMSK;
mbed_official	235:685d5f11838f	977	return ((v & 0xFFFF));
mbed_official	235:685d5f11838f	978	}
mbed_official	235:685d5f11838f	979
mbed_official	235:685d5f11838f	980	/**
mbed_official	235:685d5f11838f	981	* @brief Returns Device OUT EP Interrupt register
mbed_official	235:685d5f11838f	982	* @param USBx : Selected device
mbed_official	235:685d5f11838f	983	* @param epnum : endpoint number
mbed_official	235:685d5f11838f	984	* This parameter can be a value from 0 to 15
mbed_official	235:685d5f11838f	985	* @retval Device OUT EP Interrupt register
mbed_official	235:685d5f11838f	986	*/
mbed_official	235:685d5f11838f	987	uint32_t USB_ReadDevOutEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum)
mbed_official	235:685d5f11838f	988	{
mbed_official	235:685d5f11838f	989	uint32_t v;
mbed_official	235:685d5f11838f	990	v = USBx_OUTEP(epnum)->DOEPINT;
mbed_official	235:685d5f11838f	991	v &= USBx_DEVICE->DOEPMSK;
mbed_official	235:685d5f11838f	992	return v;
mbed_official	235:685d5f11838f	993	}
mbed_official	235:685d5f11838f	994
mbed_official	235:685d5f11838f	995	/**
mbed_official	235:685d5f11838f	996	* @brief Returns Device IN EP Interrupt register
mbed_official	235:685d5f11838f	997	* @param USBx : Selected device
mbed_official	235:685d5f11838f	998	* @param epnum : endpoint number
mbed_official	235:685d5f11838f	999	* This parameter can be a value from 0 to 15
mbed_official	235:685d5f11838f	1000	* @retval Device IN EP Interrupt register
mbed_official	235:685d5f11838f	1001	*/
mbed_official	235:685d5f11838f	1002	uint32_t USB_ReadDevInEPInterrupt (USB_OTG_GlobalTypeDef *USBx , uint8_t epnum)
mbed_official	235:685d5f11838f	1003	{
mbed_official	235:685d5f11838f	1004	uint32_t v, msk, emp;
mbed_official	235:685d5f11838f	1005
mbed_official	235:685d5f11838f	1006	msk = USBx_DEVICE->DIEPMSK;
mbed_official	235:685d5f11838f	1007	emp = USBx_DEVICE->DIEPEMPMSK;
mbed_official	235:685d5f11838f	1008	msk \|= ((emp >> epnum) & 0x1) << 7;
mbed_official	235:685d5f11838f	1009	v = USBx_INEP(epnum)->DIEPINT & msk;
mbed_official	235:685d5f11838f	1010	return v;
mbed_official	235:685d5f11838f	1011	}
mbed_official	235:685d5f11838f	1012
mbed_official	235:685d5f11838f	1013	/**
mbed_official	235:685d5f11838f	1014	* @brief USB_ClearInterrupts: clear a USB interrupt
mbed_official	235:685d5f11838f	1015	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1016	* @param interrupt : interrupt flag
mbed_official	235:685d5f11838f	1017	* @retval None
mbed_official	235:685d5f11838f	1018	*/
mbed_official	235:685d5f11838f	1019	void USB_ClearInterrupts (USB_OTG_GlobalTypeDef *USBx, uint32_t interrupt)
mbed_official	235:685d5f11838f	1020	{
mbed_official	235:685d5f11838f	1021	USBx->GINTSTS \|= interrupt;
mbed_official	235:685d5f11838f	1022	}
mbed_official	235:685d5f11838f	1023
mbed_official	235:685d5f11838f	1024	/**
mbed_official	235:685d5f11838f	1025	* @brief Returns USB core mode
mbed_official	235:685d5f11838f	1026	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1027	* @retval return core mode : Host or Device
mbed_official	613:bc40b8d2aec4	1028	* This parameter can be one of these values:
mbed_official	235:685d5f11838f	1029	* 0 : Host
mbed_official	235:685d5f11838f	1030	* 1 : Device
mbed_official	235:685d5f11838f	1031	*/
mbed_official	235:685d5f11838f	1032	uint32_t USB_GetMode(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	1033	{
mbed_official	235:685d5f11838f	1034	return ((USBx->GINTSTS ) & 0x1);
mbed_official	235:685d5f11838f	1035	}
mbed_official	235:685d5f11838f	1036
mbed_official	235:685d5f11838f	1037
mbed_official	235:685d5f11838f	1038	/**
mbed_official	235:685d5f11838f	1039	* @brief Activate EP0 for Setup transactions
mbed_official	235:685d5f11838f	1040	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1041	* @retval HAL status
mbed_official	235:685d5f11838f	1042	*/
mbed_official	235:685d5f11838f	1043	HAL_StatusTypeDef USB_ActivateSetup (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	1044	{
mbed_official	235:685d5f11838f	1045	/* Set the MPS of the IN EP based on the enumeration speed */
mbed_official	235:685d5f11838f	1046	USBx_INEP(0)->DIEPCTL &= ~USB_OTG_DIEPCTL_MPSIZ;
mbed_official	235:685d5f11838f	1047
mbed_official	235:685d5f11838f	1048	if((USBx_DEVICE->DSTS & USB_OTG_DSTS_ENUMSPD) == DSTS_ENUMSPD_LS_PHY_6MHZ)
mbed_official	235:685d5f11838f	1049	{
mbed_official	235:685d5f11838f	1050	USBx_INEP(0)->DIEPCTL \|= 3;
mbed_official	235:685d5f11838f	1051	}
mbed_official	235:685d5f11838f	1052	USBx_DEVICE->DCTL \|= USB_OTG_DCTL_CGINAK;
mbed_official	235:685d5f11838f	1053
mbed_official	235:685d5f11838f	1054	return HAL_OK;
mbed_official	235:685d5f11838f	1055	}
mbed_official	235:685d5f11838f	1056
mbed_official	235:685d5f11838f	1057
mbed_official	235:685d5f11838f	1058	/**
mbed_official	235:685d5f11838f	1059	* @brief Prepare the EP0 to start the first control setup
mbed_official	235:685d5f11838f	1060	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1061	* @param dma: USB dma enabled or disabled
mbed_official	613:bc40b8d2aec4	1062	* This parameter can be one of these values:
mbed_official	235:685d5f11838f	1063	* 0 : DMA feature not used
mbed_official	235:685d5f11838f	1064	* 1 : DMA feature used
mbed_official	235:685d5f11838f	1065	* @param psetup : pointer to setup packet
mbed_official	235:685d5f11838f	1066	* @retval HAL status
mbed_official	235:685d5f11838f	1067	*/
mbed_official	235:685d5f11838f	1068	HAL_StatusTypeDef USB_EP0_OutStart(USB_OTG_GlobalTypeDef USBx, uint8_t dma, uint8_t psetup)
mbed_official	235:685d5f11838f	1069	{
mbed_official	235:685d5f11838f	1070	USBx_OUTEP(0)->DOEPTSIZ = 0;
mbed_official	235:685d5f11838f	1071	USBx_OUTEP(0)->DOEPTSIZ \|= (USB_OTG_DOEPTSIZ_PKTCNT & (1 << 19)) ;
mbed_official	235:685d5f11838f	1072	USBx_OUTEP(0)->DOEPTSIZ \|= (3 * 8);
mbed_official	235:685d5f11838f	1073	USBx_OUTEP(0)->DOEPTSIZ \|= USB_OTG_DOEPTSIZ_STUPCNT;
mbed_official	235:685d5f11838f	1074
mbed_official	235:685d5f11838f	1075	if (dma == 1)
mbed_official	235:685d5f11838f	1076	{
mbed_official	235:685d5f11838f	1077	USBx_OUTEP(0)->DOEPDMA = (uint32_t)psetup;
mbed_official	235:685d5f11838f	1078	/* EP enable */
mbed_official	235:685d5f11838f	1079	USBx_OUTEP(0)->DOEPCTL = 0x80008000;
mbed_official	235:685d5f11838f	1080	}
mbed_official	235:685d5f11838f	1081
mbed_official	235:685d5f11838f	1082	return HAL_OK;
mbed_official	235:685d5f11838f	1083	}
mbed_official	235:685d5f11838f	1084
mbed_official	235:685d5f11838f	1085
mbed_official	235:685d5f11838f	1086	/**
mbed_official	235:685d5f11838f	1087	* @brief Reset the USB Core (needed after USB clock settings change)
mbed_official	235:685d5f11838f	1088	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1089	* @retval HAL status
mbed_official	235:685d5f11838f	1090	*/
mbed_official	235:685d5f11838f	1091	static HAL_StatusTypeDef USB_CoreReset(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	1092	{
mbed_official	235:685d5f11838f	1093	uint32_t count = 0;
mbed_official	235:685d5f11838f	1094
mbed_official	235:685d5f11838f	1095	/* Wait for AHB master IDLE state. */
mbed_official	235:685d5f11838f	1096	do
mbed_official	235:685d5f11838f	1097	{
mbed_official	235:685d5f11838f	1098	if (++count > 200000)
mbed_official	235:685d5f11838f	1099	{
mbed_official	235:685d5f11838f	1100	return HAL_TIMEOUT;
mbed_official	235:685d5f11838f	1101	}
mbed_official	235:685d5f11838f	1102	}
mbed_official	235:685d5f11838f	1103	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_AHBIDL) == 0);
mbed_official	235:685d5f11838f	1104
mbed_official	235:685d5f11838f	1105	/* Core Soft Reset */
mbed_official	235:685d5f11838f	1106	count = 0;
mbed_official	235:685d5f11838f	1107	USBx->GRSTCTL \|= USB_OTG_GRSTCTL_CSRST;
mbed_official	235:685d5f11838f	1108
mbed_official	235:685d5f11838f	1109	do
mbed_official	235:685d5f11838f	1110	{
mbed_official	235:685d5f11838f	1111	if (++count > 200000)
mbed_official	235:685d5f11838f	1112	{
mbed_official	235:685d5f11838f	1113	return HAL_TIMEOUT;
mbed_official	235:685d5f11838f	1114	}
mbed_official	235:685d5f11838f	1115	}
mbed_official	235:685d5f11838f	1116	while ((USBx->GRSTCTL & USB_OTG_GRSTCTL_CSRST) == USB_OTG_GRSTCTL_CSRST);
mbed_official	235:685d5f11838f	1117
mbed_official	235:685d5f11838f	1118	return HAL_OK;
mbed_official	235:685d5f11838f	1119	}
mbed_official	235:685d5f11838f	1120
mbed_official	235:685d5f11838f	1121
mbed_official	235:685d5f11838f	1122	/**
mbed_official	235:685d5f11838f	1123	* @brief USB_HostInit : Initializes the USB OTG controller registers
mbed_official	235:685d5f11838f	1124	* for Host mode
mbed_official	235:685d5f11838f	1125	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1126	* @param cfg : pointer to a USB_OTG_CfgTypeDef structure that contains
mbed_official	235:685d5f11838f	1127	* the configuration information for the specified USBx peripheral.
mbed_official	235:685d5f11838f	1128	* @retval HAL status
mbed_official	235:685d5f11838f	1129	*/
mbed_official	235:685d5f11838f	1130	HAL_StatusTypeDef USB_HostInit (USB_OTG_GlobalTypeDef *USBx, USB_OTG_CfgTypeDef cfg)
mbed_official	235:685d5f11838f	1131	{
mbed_official	235:685d5f11838f	1132	uint32_t i;
mbed_official	235:685d5f11838f	1133
mbed_official	235:685d5f11838f	1134	/* Restart the Phy Clock */
mbed_official	235:685d5f11838f	1135	USBx_PCGCCTL = 0;
mbed_official	235:685d5f11838f	1136
mbed_official	532:fe11edbda85c	1137	/* Activate VBUS Sensing B */
mbed_official	532:fe11edbda85c	1138	#if defined(STM32F446xx)
mbed_official	532:fe11edbda85c	1139	USBx->GCCFG \|= USB_OTG_GCCFG_VBDEN;
mbed_official	532:fe11edbda85c	1140	#else
mbed_official	235:685d5f11838f	1141	USBx->GCCFG &=~ (USB_OTG_GCCFG_VBUSASEN);
mbed_official	235:685d5f11838f	1142	USBx->GCCFG &=~ (USB_OTG_GCCFG_VBUSBSEN);
mbed_official	235:685d5f11838f	1143	USBx->GCCFG \|= USB_OTG_GCCFG_NOVBUSSENS;
mbed_official	532:fe11edbda85c	1144	#endif /* STM32F446xx */
mbed_official	532:fe11edbda85c	1145
mbed_official	235:685d5f11838f	1146	/* Disable the FS/LS support mode only */
mbed_official	235:685d5f11838f	1147	if((cfg.speed == USB_OTG_SPEED_FULL)&&
mbed_official	235:685d5f11838f	1148	(USBx != USB_OTG_FS))
mbed_official	235:685d5f11838f	1149	{
mbed_official	235:685d5f11838f	1150	USBx_HOST->HCFG \|= USB_OTG_HCFG_FSLSS;
mbed_official	235:685d5f11838f	1151	}
mbed_official	235:685d5f11838f	1152	else
mbed_official	235:685d5f11838f	1153	{
mbed_official	235:685d5f11838f	1154	USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSS);
mbed_official	235:685d5f11838f	1155	}
mbed_official	235:685d5f11838f	1156
mbed_official	235:685d5f11838f	1157	/* Make sure the FIFOs are flushed. */
mbed_official	235:685d5f11838f	1158	USB_FlushTxFifo(USBx, 0x10 ); /* all Tx FIFOs */
mbed_official	235:685d5f11838f	1159	USB_FlushRxFifo(USBx);
mbed_official	235:685d5f11838f	1160
mbed_official	235:685d5f11838f	1161	/* Clear all pending HC Interrupts */
mbed_official	235:685d5f11838f	1162	for (i = 0; i < cfg.Host_channels; i++)
mbed_official	235:685d5f11838f	1163	{
mbed_official	235:685d5f11838f	1164	USBx_HC(i)->HCINT = 0xFFFFFFFF;
mbed_official	235:685d5f11838f	1165	USBx_HC(i)->HCINTMSK = 0;
mbed_official	235:685d5f11838f	1166	}
mbed_official	235:685d5f11838f	1167
mbed_official	235:685d5f11838f	1168	/* Enable VBUS driving */
mbed_official	235:685d5f11838f	1169	USB_DriveVbus(USBx, 1);
mbed_official	235:685d5f11838f	1170
mbed_official	235:685d5f11838f	1171	HAL_Delay(200);
mbed_official	235:685d5f11838f	1172
mbed_official	235:685d5f11838f	1173	/* Disable all interrupts. */
mbed_official	235:685d5f11838f	1174	USBx->GINTMSK = 0;
mbed_official	235:685d5f11838f	1175
mbed_official	235:685d5f11838f	1176	/* Clear any pending interrupts */
mbed_official	235:685d5f11838f	1177	USBx->GINTSTS = 0xFFFFFFFF;
mbed_official	235:685d5f11838f	1178
mbed_official	235:685d5f11838f	1179	if(USBx == USB_OTG_FS)
mbed_official	235:685d5f11838f	1180	{
mbed_official	235:685d5f11838f	1181	/* set Rx FIFO size */
mbed_official	235:685d5f11838f	1182	USBx->GRXFSIZ = (uint32_t )0x80;
mbed_official	235:685d5f11838f	1183	USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x60 << 16)& USB_OTG_NPTXFD) \| 0x80);
mbed_official	235:685d5f11838f	1184	USBx->HPTXFSIZ = (uint32_t )(((0x40 << 16)& USB_OTG_HPTXFSIZ_PTXFD) \| 0xE0);
mbed_official	235:685d5f11838f	1185	}
mbed_official	235:685d5f11838f	1186	else
mbed_official	235:685d5f11838f	1187	{
mbed_official	235:685d5f11838f	1188	/* set Rx FIFO size */
mbed_official	235:685d5f11838f	1189	USBx->GRXFSIZ = (uint32_t )0x200;
mbed_official	235:685d5f11838f	1190	USBx->DIEPTXF0_HNPTXFSIZ = (uint32_t )(((0x100 << 16)& USB_OTG_NPTXFD) \| 0x200);
mbed_official	235:685d5f11838f	1191	USBx->HPTXFSIZ = (uint32_t )(((0xE0 << 16)& USB_OTG_HPTXFSIZ_PTXFD) \| 0x300);
mbed_official	235:685d5f11838f	1192	}
mbed_official	235:685d5f11838f	1193
mbed_official	235:685d5f11838f	1194	/* Enable the common interrupts */
mbed_official	235:685d5f11838f	1195	if (cfg.dma_enable == DISABLE)
mbed_official	235:685d5f11838f	1196	{
mbed_official	235:685d5f11838f	1197	USBx->GINTMSK \|= USB_OTG_GINTMSK_RXFLVLM;
mbed_official	235:685d5f11838f	1198	}
mbed_official	235:685d5f11838f	1199
mbed_official	235:685d5f11838f	1200	/* Enable interrupts matching to the Host mode ONLY */
mbed_official	235:685d5f11838f	1201	USBx->GINTMSK \|= (USB_OTG_GINTMSK_PRTIM \| USB_OTG_GINTMSK_HCIM \|\
mbed_official	235:685d5f11838f	1202	USB_OTG_GINTMSK_SOFM \|USB_OTG_GINTSTS_DISCINT\|\
mbed_official	235:685d5f11838f	1203	USB_OTG_GINTMSK_PXFRM_IISOOXFRM \| USB_OTG_GINTMSK_WUIM);
mbed_official	235:685d5f11838f	1204
mbed_official	235:685d5f11838f	1205	return HAL_OK;
mbed_official	235:685d5f11838f	1206	}
mbed_official	235:685d5f11838f	1207
mbed_official	235:685d5f11838f	1208	/**
mbed_official	235:685d5f11838f	1209	* @brief USB_InitFSLSPClkSel : Initializes the FSLSPClkSel field of the
mbed_official	235:685d5f11838f	1210	* HCFG register on the PHY type and set the right frame interval
mbed_official	235:685d5f11838f	1211	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1212	* @param freq : clock frequency
mbed_official	613:bc40b8d2aec4	1213	* This parameter can be one of these values:
mbed_official	235:685d5f11838f	1214	* HCFG_48_MHZ : Full Speed 48 MHz Clock
mbed_official	235:685d5f11838f	1215	* HCFG_6_MHZ : Low Speed 6 MHz Clock
mbed_official	235:685d5f11838f	1216	* @retval HAL status
mbed_official	235:685d5f11838f	1217	*/
mbed_official	235:685d5f11838f	1218	HAL_StatusTypeDef USB_InitFSLSPClkSel(USB_OTG_GlobalTypeDef *USBx , uint8_t freq)
mbed_official	235:685d5f11838f	1219	{
mbed_official	235:685d5f11838f	1220	USBx_HOST->HCFG &= ~(USB_OTG_HCFG_FSLSPCS);
mbed_official	235:685d5f11838f	1221	USBx_HOST->HCFG \|= (freq & USB_OTG_HCFG_FSLSPCS);
mbed_official	235:685d5f11838f	1222
mbed_official	235:685d5f11838f	1223	if (freq == HCFG_48_MHZ)
mbed_official	235:685d5f11838f	1224	{
mbed_official	235:685d5f11838f	1225	USBx_HOST->HFIR = (uint32_t)48000;
mbed_official	235:685d5f11838f	1226	}
mbed_official	235:685d5f11838f	1227	else if (freq == HCFG_6_MHZ)
mbed_official	235:685d5f11838f	1228	{
mbed_official	235:685d5f11838f	1229	USBx_HOST->HFIR = (uint32_t)6000;
mbed_official	235:685d5f11838f	1230	}
mbed_official	235:685d5f11838f	1231	return HAL_OK;
mbed_official	235:685d5f11838f	1232	}
mbed_official	235:685d5f11838f	1233
mbed_official	235:685d5f11838f	1234	/**
mbed_official	235:685d5f11838f	1235	* @brief USB_OTG_ResetPort : Reset Host Port
mbed_official	235:685d5f11838f	1236	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1237	* @retval HAL status
mbed_official	613:bc40b8d2aec4	1238	* @note (1)The application must wait at least 10 ms
mbed_official	235:685d5f11838f	1239	* before clearing the reset bit.
mbed_official	235:685d5f11838f	1240	*/
mbed_official	235:685d5f11838f	1241	HAL_StatusTypeDef USB_ResetPort(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	1242	{
mbed_official	235:685d5f11838f	1243	__IO uint32_t hprt0;
mbed_official	235:685d5f11838f	1244
mbed_official	235:685d5f11838f	1245	hprt0 = USBx_HPRT0;
mbed_official	235:685d5f11838f	1246
mbed_official	235:685d5f11838f	1247	hprt0 &= ~(USB_OTG_HPRT_PENA \| USB_OTG_HPRT_PCDET \|\
mbed_official	235:685d5f11838f	1248	USB_OTG_HPRT_PENCHNG \| USB_OTG_HPRT_POCCHNG );
mbed_official	235:685d5f11838f	1249
mbed_official	235:685d5f11838f	1250	USBx_HPRT0 = (USB_OTG_HPRT_PRST \| hprt0);
mbed_official	235:685d5f11838f	1251	HAL_Delay (10); /* See Note #1 */
mbed_official	235:685d5f11838f	1252	USBx_HPRT0 = ((~USB_OTG_HPRT_PRST) & hprt0);
mbed_official	235:685d5f11838f	1253	return HAL_OK;
mbed_official	235:685d5f11838f	1254	}
mbed_official	235:685d5f11838f	1255
mbed_official	235:685d5f11838f	1256	/**
mbed_official	235:685d5f11838f	1257	* @brief USB_DriveVbus : activate or de-activate vbus
mbed_official	235:685d5f11838f	1258	* @param state : VBUS state
mbed_official	613:bc40b8d2aec4	1259	* This parameter can be one of these values:
mbed_official	235:685d5f11838f	1260	* 0 : VBUS Active
mbed_official	235:685d5f11838f	1261	* 1 : VBUS Inactive
mbed_official	235:685d5f11838f	1262	* @retval HAL status
mbed_official	235:685d5f11838f	1263	*/
mbed_official	235:685d5f11838f	1264	HAL_StatusTypeDef USB_DriveVbus (USB_OTG_GlobalTypeDef *USBx, uint8_t state)
mbed_official	235:685d5f11838f	1265	{
mbed_official	235:685d5f11838f	1266	__IO uint32_t hprt0;
mbed_official	235:685d5f11838f	1267
mbed_official	235:685d5f11838f	1268	hprt0 = USBx_HPRT0;
mbed_official	235:685d5f11838f	1269	hprt0 &= ~(USB_OTG_HPRT_PENA \| USB_OTG_HPRT_PCDET \|\
mbed_official	235:685d5f11838f	1270	USB_OTG_HPRT_PENCHNG \| USB_OTG_HPRT_POCCHNG );
mbed_official	235:685d5f11838f	1271
mbed_official	235:685d5f11838f	1272	if (((hprt0 & USB_OTG_HPRT_PPWR) == 0 ) && (state == 1 ))
mbed_official	235:685d5f11838f	1273	{
mbed_official	235:685d5f11838f	1274	USBx_HPRT0 = (USB_OTG_HPRT_PPWR \| hprt0);
mbed_official	235:685d5f11838f	1275	}
mbed_official	235:685d5f11838f	1276	if (((hprt0 & USB_OTG_HPRT_PPWR) == USB_OTG_HPRT_PPWR) && (state == 0 ))
mbed_official	235:685d5f11838f	1277	{
mbed_official	235:685d5f11838f	1278	USBx_HPRT0 = ((~USB_OTG_HPRT_PPWR) & hprt0);
mbed_official	235:685d5f11838f	1279	}
mbed_official	235:685d5f11838f	1280	return HAL_OK;
mbed_official	235:685d5f11838f	1281	}
mbed_official	235:685d5f11838f	1282
mbed_official	235:685d5f11838f	1283	/**
mbed_official	235:685d5f11838f	1284	* @brief Return Host Core speed
mbed_official	235:685d5f11838f	1285	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1286	* @retval speed : Host speed
mbed_official	613:bc40b8d2aec4	1287	* This parameter can be one of these values:
mbed_official	235:685d5f11838f	1288	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	235:685d5f11838f	1289	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	235:685d5f11838f	1290	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	235:685d5f11838f	1291	*/
mbed_official	235:685d5f11838f	1292	uint32_t USB_GetHostSpeed (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	1293	{
mbed_official	235:685d5f11838f	1294	__IO uint32_t hprt0;
mbed_official	235:685d5f11838f	1295
mbed_official	235:685d5f11838f	1296	hprt0 = USBx_HPRT0;
mbed_official	235:685d5f11838f	1297	return ((hprt0 & USB_OTG_HPRT_PSPD) >> 17);
mbed_official	235:685d5f11838f	1298	}
mbed_official	235:685d5f11838f	1299
mbed_official	235:685d5f11838f	1300	/**
mbed_official	235:685d5f11838f	1301	* @brief Return Host Current Frame number
mbed_official	235:685d5f11838f	1302	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1303	* @retval current frame number
mbed_official	235:685d5f11838f	1304	*/
mbed_official	235:685d5f11838f	1305	uint32_t USB_GetCurrentFrame (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	1306	{
mbed_official	235:685d5f11838f	1307	return (USBx_HOST->HFNUM & USB_OTG_HFNUM_FRNUM);
mbed_official	235:685d5f11838f	1308	}
mbed_official	235:685d5f11838f	1309
mbed_official	235:685d5f11838f	1310	/**
mbed_official	235:685d5f11838f	1311	* @brief Initialize a host channel
mbed_official	235:685d5f11838f	1312	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1313	* @param ch_num : Channel number
mbed_official	235:685d5f11838f	1314	* This parameter can be a value from 1 to 15
mbed_official	235:685d5f11838f	1315	* @param epnum : Endpoint number
mbed_official	235:685d5f11838f	1316	* This parameter can be a value from 1 to 15
mbed_official	235:685d5f11838f	1317	* @param dev_address : Current device address
mbed_official	235:685d5f11838f	1318	* This parameter can be a value from 0 to 255
mbed_official	235:685d5f11838f	1319	* @param speed : Current device speed
mbed_official	613:bc40b8d2aec4	1320	* This parameter can be one of these values:
mbed_official	235:685d5f11838f	1321	* @arg USB_OTG_SPEED_HIGH: High speed mode
mbed_official	235:685d5f11838f	1322	* @arg USB_OTG_SPEED_FULL: Full speed mode
mbed_official	235:685d5f11838f	1323	* @arg USB_OTG_SPEED_LOW: Low speed mode
mbed_official	235:685d5f11838f	1324	* @param ep_type : Endpoint Type
mbed_official	613:bc40b8d2aec4	1325	* This parameter can be one of these values:
mbed_official	235:685d5f11838f	1326	* @arg EP_TYPE_CTRL: Control type
mbed_official	532:fe11edbda85c	1327	* @arg EP_TYPE_ISOC: Isochronous type
mbed_official	235:685d5f11838f	1328	* @arg EP_TYPE_BULK: Bulk type
mbed_official	235:685d5f11838f	1329	* @arg EP_TYPE_INTR: Interrupt type
mbed_official	235:685d5f11838f	1330	* @param mps : Max Packet Size
mbed_official	235:685d5f11838f	1331	* This parameter can be a value from 0 to32K
mbed_official	235:685d5f11838f	1332	* @retval HAL state
mbed_official	235:685d5f11838f	1333	*/
mbed_official	235:685d5f11838f	1334	HAL_StatusTypeDef USB_HC_Init(USB_OTG_GlobalTypeDef *USBx,
mbed_official	235:685d5f11838f	1335	uint8_t ch_num,
mbed_official	235:685d5f11838f	1336	uint8_t epnum,
mbed_official	235:685d5f11838f	1337	uint8_t dev_address,
mbed_official	235:685d5f11838f	1338	uint8_t speed,
mbed_official	235:685d5f11838f	1339	uint8_t ep_type,
mbed_official	235:685d5f11838f	1340	uint16_t mps)
mbed_official	235:685d5f11838f	1341	{
mbed_official	235:685d5f11838f	1342
mbed_official	235:685d5f11838f	1343	/* Clear old interrupt conditions for this host channel. */
mbed_official	235:685d5f11838f	1344	USBx_HC(ch_num)->HCINT = 0xFFFFFFFF;
mbed_official	235:685d5f11838f	1345
mbed_official	235:685d5f11838f	1346	/* Enable channel interrupts required for this transfer. */
mbed_official	235:685d5f11838f	1347	switch (ep_type)
mbed_official	235:685d5f11838f	1348	{
mbed_official	235:685d5f11838f	1349	case EP_TYPE_CTRL:
mbed_official	235:685d5f11838f	1350	case EP_TYPE_BULK:
mbed_official	235:685d5f11838f	1351
mbed_official	235:685d5f11838f	1352	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	235:685d5f11838f	1353	USB_OTG_HCINTMSK_STALLM \|\
mbed_official	235:685d5f11838f	1354	USB_OTG_HCINTMSK_TXERRM \|\
mbed_official	235:685d5f11838f	1355	USB_OTG_HCINTMSK_DTERRM \|\
mbed_official	235:685d5f11838f	1356	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	235:685d5f11838f	1357	USB_OTG_HCINTMSK_NAKM ;
mbed_official	235:685d5f11838f	1358
mbed_official	235:685d5f11838f	1359	if (epnum & 0x80)
mbed_official	235:685d5f11838f	1360	{
mbed_official	235:685d5f11838f	1361	USBx_HC(ch_num)->HCINTMSK \|= USB_OTG_HCINTMSK_BBERRM;
mbed_official	235:685d5f11838f	1362	}
mbed_official	235:685d5f11838f	1363	else
mbed_official	235:685d5f11838f	1364	{
mbed_official	235:685d5f11838f	1365	if(USBx != USB_OTG_FS)
mbed_official	235:685d5f11838f	1366	{
mbed_official	235:685d5f11838f	1367	USBx_HC(ch_num)->HCINTMSK \|= (USB_OTG_HCINTMSK_NYET \| USB_OTG_HCINTMSK_ACKM);
mbed_official	235:685d5f11838f	1368	}
mbed_official	235:685d5f11838f	1369	}
mbed_official	235:685d5f11838f	1370	break;
mbed_official	613:bc40b8d2aec4	1371
mbed_official	235:685d5f11838f	1372	case EP_TYPE_INTR:
mbed_official	235:685d5f11838f	1373
mbed_official	235:685d5f11838f	1374	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	235:685d5f11838f	1375	USB_OTG_HCINTMSK_STALLM \|\
mbed_official	235:685d5f11838f	1376	USB_OTG_HCINTMSK_TXERRM \|\
mbed_official	235:685d5f11838f	1377	USB_OTG_HCINTMSK_DTERRM \|\
mbed_official	235:685d5f11838f	1378	USB_OTG_HCINTMSK_NAKM \|\
mbed_official	235:685d5f11838f	1379	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	235:685d5f11838f	1380	USB_OTG_HCINTMSK_FRMORM ;
mbed_official	235:685d5f11838f	1381
mbed_official	235:685d5f11838f	1382	if (epnum & 0x80)
mbed_official	235:685d5f11838f	1383	{
mbed_official	235:685d5f11838f	1384	USBx_HC(ch_num)->HCINTMSK \|= USB_OTG_HCINTMSK_BBERRM;
mbed_official	235:685d5f11838f	1385	}
mbed_official	235:685d5f11838f	1386
mbed_official	235:685d5f11838f	1387	break;
mbed_official	235:685d5f11838f	1388	case EP_TYPE_ISOC:
mbed_official	235:685d5f11838f	1389
mbed_official	235:685d5f11838f	1390	USBx_HC(ch_num)->HCINTMSK = USB_OTG_HCINTMSK_XFRCM \|\
mbed_official	235:685d5f11838f	1391	USB_OTG_HCINTMSK_ACKM \|\
mbed_official	235:685d5f11838f	1392	USB_OTG_HCINTMSK_AHBERR \|\
mbed_official	235:685d5f11838f	1393	USB_OTG_HCINTMSK_FRMORM ;
mbed_official	235:685d5f11838f	1394
mbed_official	235:685d5f11838f	1395	if (epnum & 0x80)
mbed_official	235:685d5f11838f	1396	{
mbed_official	235:685d5f11838f	1397	USBx_HC(ch_num)->HCINTMSK \|= (USB_OTG_HCINTMSK_TXERRM \| USB_OTG_HCINTMSK_BBERRM);
mbed_official	235:685d5f11838f	1398	}
mbed_official	235:685d5f11838f	1399	break;
mbed_official	235:685d5f11838f	1400	}
mbed_official	235:685d5f11838f	1401
mbed_official	235:685d5f11838f	1402	/* Enable the top level host channel interrupt. */
mbed_official	235:685d5f11838f	1403	USBx_HOST->HAINTMSK \|= (1 << ch_num);
mbed_official	235:685d5f11838f	1404
mbed_official	235:685d5f11838f	1405	/* Make sure host channel interrupts are enabled. */
mbed_official	235:685d5f11838f	1406	USBx->GINTMSK \|= USB_OTG_GINTMSK_HCIM;
mbed_official	235:685d5f11838f	1407
mbed_official	235:685d5f11838f	1408	/* Program the HCCHAR register */
mbed_official	235:685d5f11838f	1409	USBx_HC(ch_num)->HCCHAR = (((dev_address << 22) & USB_OTG_HCCHAR_DAD) \|\
mbed_official	235:685d5f11838f	1410	(((epnum & 0x7F)<< 11) & USB_OTG_HCCHAR_EPNUM)\|\
mbed_official	235:685d5f11838f	1411	((((epnum & 0x80) == 0x80)<< 15) & USB_OTG_HCCHAR_EPDIR)\|\
mbed_official	235:685d5f11838f	1412	(((speed == HPRT0_PRTSPD_LOW_SPEED)<< 17) & USB_OTG_HCCHAR_LSDEV)\|\
mbed_official	235:685d5f11838f	1413	((ep_type << 18) & USB_OTG_HCCHAR_EPTYP)\|\
mbed_official	235:685d5f11838f	1414	(mps & USB_OTG_HCCHAR_MPSIZ));
mbed_official	235:685d5f11838f	1415
mbed_official	235:685d5f11838f	1416	if (ep_type == EP_TYPE_INTR)
mbed_official	235:685d5f11838f	1417	{
mbed_official	235:685d5f11838f	1418	USBx_HC(ch_num)->HCCHAR \|= USB_OTG_HCCHAR_ODDFRM ;
mbed_official	235:685d5f11838f	1419	}
mbed_official	235:685d5f11838f	1420
mbed_official	235:685d5f11838f	1421	return HAL_OK;
mbed_official	235:685d5f11838f	1422	}
mbed_official	235:685d5f11838f	1423
mbed_official	235:685d5f11838f	1424	/**
mbed_official	235:685d5f11838f	1425	* @brief Start a transfer over a host channel
mbed_official	235:685d5f11838f	1426	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1427	* @param hc : pointer to host channel structure
mbed_official	235:685d5f11838f	1428	* @param dma: USB dma enabled or disabled
mbed_official	613:bc40b8d2aec4	1429	* This parameter can be one of these values:
mbed_official	235:685d5f11838f	1430	* 0 : DMA feature not used
mbed_official	235:685d5f11838f	1431	* 1 : DMA feature used
mbed_official	235:685d5f11838f	1432	* @retval HAL state
mbed_official	235:685d5f11838f	1433	*/
mbed_official	235:685d5f11838f	1434	#if defined (__CC_ARM) /!< ARM Compiler /
mbed_official	235:685d5f11838f	1435	#pragma O0
mbed_official	235:685d5f11838f	1436	#elif defined (__GNUC__) /!< GNU Compiler /
mbed_official	235:685d5f11838f	1437	#pragma GCC optimize ("O0")
mbed_official	235:685d5f11838f	1438	#endif /* __CC_ARM */
mbed_official	235:685d5f11838f	1439	HAL_StatusTypeDef USB_HC_StartXfer(USB_OTG_GlobalTypeDef USBx, USB_OTG_HCTypeDef hc, uint8_t dma)
mbed_official	235:685d5f11838f	1440	{
mbed_official	235:685d5f11838f	1441	uint8_t is_oddframe = 0;
mbed_official	235:685d5f11838f	1442	uint16_t len_words = 0;
mbed_official	235:685d5f11838f	1443	uint16_t num_packets = 0;
mbed_official	235:685d5f11838f	1444	uint16_t max_hc_pkt_count = 256;
mbed_official	613:bc40b8d2aec4	1445	uint32_t tmpreg = 0;
mbed_official	613:bc40b8d2aec4	1446
mbed_official	235:685d5f11838f	1447	if((USBx != USB_OTG_FS) && (hc->speed == USB_OTG_SPEED_HIGH))
mbed_official	235:685d5f11838f	1448	{
mbed_official	235:685d5f11838f	1449	if((dma == 0) && (hc->do_ping == 1))
mbed_official	235:685d5f11838f	1450	{
mbed_official	235:685d5f11838f	1451	USB_DoPing(USBx, hc->ch_num);
mbed_official	235:685d5f11838f	1452	return HAL_OK;
mbed_official	235:685d5f11838f	1453	}
mbed_official	235:685d5f11838f	1454	else if(dma == 1)
mbed_official	235:685d5f11838f	1455	{
mbed_official	235:685d5f11838f	1456	USBx_HC(hc->ch_num)->HCINTMSK &= ~(USB_OTG_HCINTMSK_NYET \| USB_OTG_HCINTMSK_ACKM);
mbed_official	235:685d5f11838f	1457	hc->do_ping = 0;
mbed_official	235:685d5f11838f	1458	}
mbed_official	235:685d5f11838f	1459	}
mbed_official	235:685d5f11838f	1460
mbed_official	235:685d5f11838f	1461	/* Compute the expected number of packets associated to the transfer */
mbed_official	235:685d5f11838f	1462	if (hc->xfer_len > 0)
mbed_official	235:685d5f11838f	1463	{
mbed_official	235:685d5f11838f	1464	num_packets = (hc->xfer_len + hc->max_packet - 1) / hc->max_packet;
mbed_official	235:685d5f11838f	1465
mbed_official	235:685d5f11838f	1466	if (num_packets > max_hc_pkt_count)
mbed_official	235:685d5f11838f	1467	{
mbed_official	235:685d5f11838f	1468	num_packets = max_hc_pkt_count;
mbed_official	235:685d5f11838f	1469	hc->xfer_len = num_packets * hc->max_packet;
mbed_official	235:685d5f11838f	1470	}
mbed_official	235:685d5f11838f	1471	}
mbed_official	235:685d5f11838f	1472	else
mbed_official	235:685d5f11838f	1473	{
mbed_official	235:685d5f11838f	1474	num_packets = 1;
mbed_official	235:685d5f11838f	1475	}
mbed_official	235:685d5f11838f	1476	if (hc->ep_is_in)
mbed_official	235:685d5f11838f	1477	{
mbed_official	235:685d5f11838f	1478	hc->xfer_len = num_packets * hc->max_packet;
mbed_official	235:685d5f11838f	1479	}
mbed_official	235:685d5f11838f	1480
mbed_official	235:685d5f11838f	1481	/* Initialize the HCTSIZn register */
mbed_official	235:685d5f11838f	1482	USBx_HC(hc->ch_num)->HCTSIZ = (((hc->xfer_len) & USB_OTG_HCTSIZ_XFRSIZ)) \|\
mbed_official	235:685d5f11838f	1483	((num_packets << 19) & USB_OTG_HCTSIZ_PKTCNT) \|\
mbed_official	235:685d5f11838f	1484	(((hc->data_pid) << 29) & USB_OTG_HCTSIZ_DPID);
mbed_official	235:685d5f11838f	1485
mbed_official	235:685d5f11838f	1486	if (dma)
mbed_official	235:685d5f11838f	1487	{
mbed_official	235:685d5f11838f	1488	/* xfer_buff MUST be 32-bits aligned */
mbed_official	235:685d5f11838f	1489	USBx_HC(hc->ch_num)->HCDMA = (uint32_t)hc->xfer_buff;
mbed_official	235:685d5f11838f	1490	}
mbed_official	235:685d5f11838f	1491
mbed_official	235:685d5f11838f	1492	is_oddframe = (USBx_HOST->HFNUM & 0x01) ? 0 : 1;
mbed_official	235:685d5f11838f	1493	USBx_HC(hc->ch_num)->HCCHAR &= ~USB_OTG_HCCHAR_ODDFRM;
mbed_official	235:685d5f11838f	1494	USBx_HC(hc->ch_num)->HCCHAR \|= (is_oddframe << 29);
mbed_official	235:685d5f11838f	1495
mbed_official	235:685d5f11838f	1496	/* Set host channel enable */
mbed_official	613:bc40b8d2aec4	1497	tmpreg = USBx_HC(hc->ch_num)->HCCHAR;
mbed_official	613:bc40b8d2aec4	1498	tmpreg &= ~USB_OTG_HCCHAR_CHDIS;
mbed_official	613:bc40b8d2aec4	1499	tmpreg \|= USB_OTG_HCCHAR_CHENA;
mbed_official	613:bc40b8d2aec4	1500	USBx_HC(hc->ch_num)->HCCHAR = tmpreg;
mbed_official	235:685d5f11838f	1501
mbed_official	235:685d5f11838f	1502	if (dma == 0) /* Slave mode */
mbed_official	235:685d5f11838f	1503	{
mbed_official	235:685d5f11838f	1504	if((hc->ep_is_in == 0) && (hc->xfer_len > 0))
mbed_official	235:685d5f11838f	1505	{
mbed_official	235:685d5f11838f	1506	switch(hc->ep_type)
mbed_official	235:685d5f11838f	1507	{
mbed_official	235:685d5f11838f	1508	/* Non periodic transfer */
mbed_official	235:685d5f11838f	1509	case EP_TYPE_CTRL:
mbed_official	235:685d5f11838f	1510	case EP_TYPE_BULK:
mbed_official	235:685d5f11838f	1511
mbed_official	235:685d5f11838f	1512	len_words = (hc->xfer_len + 3) / 4;
mbed_official	235:685d5f11838f	1513
mbed_official	235:685d5f11838f	1514	/* check if there is enough space in FIFO space */
mbed_official	235:685d5f11838f	1515	if(len_words > (USBx->HNPTXSTS & 0xFFFF))
mbed_official	235:685d5f11838f	1516	{
mbed_official	235:685d5f11838f	1517	/* need to process data in nptxfempty interrupt */
mbed_official	235:685d5f11838f	1518	USBx->GINTMSK \|= USB_OTG_GINTMSK_NPTXFEM;
mbed_official	235:685d5f11838f	1519	}
mbed_official	235:685d5f11838f	1520	break;
mbed_official	235:685d5f11838f	1521	/* Periodic transfer */
mbed_official	235:685d5f11838f	1522	case EP_TYPE_INTR:
mbed_official	235:685d5f11838f	1523	case EP_TYPE_ISOC:
mbed_official	235:685d5f11838f	1524	len_words = (hc->xfer_len + 3) / 4;
mbed_official	235:685d5f11838f	1525	/* check if there is enough space in FIFO space */
mbed_official	235:685d5f11838f	1526	if(len_words > (USBx_HOST->HPTXSTS & 0xFFFF)) /* split the transfer */
mbed_official	235:685d5f11838f	1527	{
mbed_official	235:685d5f11838f	1528	/* need to process data in ptxfempty interrupt */
mbed_official	235:685d5f11838f	1529	USBx->GINTMSK \|= USB_OTG_GINTMSK_PTXFEM;
mbed_official	235:685d5f11838f	1530	}
mbed_official	235:685d5f11838f	1531	break;
mbed_official	235:685d5f11838f	1532
mbed_official	235:685d5f11838f	1533	default:
mbed_official	235:685d5f11838f	1534	break;
mbed_official	235:685d5f11838f	1535	}
mbed_official	235:685d5f11838f	1536
mbed_official	235:685d5f11838f	1537	/* Write packet into the Tx FIFO. */
mbed_official	235:685d5f11838f	1538	USB_WritePacket(USBx, hc->xfer_buff, hc->ch_num, hc->xfer_len, 0);
mbed_official	235:685d5f11838f	1539	}
mbed_official	235:685d5f11838f	1540	}
mbed_official	235:685d5f11838f	1541
mbed_official	235:685d5f11838f	1542	return HAL_OK;
mbed_official	235:685d5f11838f	1543	}
mbed_official	235:685d5f11838f	1544
mbed_official	235:685d5f11838f	1545	/**
mbed_official	235:685d5f11838f	1546	* @brief Read all host channel interrupts status
mbed_official	235:685d5f11838f	1547	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1548	* @retval HAL state
mbed_official	235:685d5f11838f	1549	*/
mbed_official	235:685d5f11838f	1550	uint32_t USB_HC_ReadInterrupt (USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	1551	{
mbed_official	235:685d5f11838f	1552	return ((USBx_HOST->HAINT) & 0xFFFF);
mbed_official	235:685d5f11838f	1553	}
mbed_official	235:685d5f11838f	1554
mbed_official	235:685d5f11838f	1555	/**
mbed_official	235:685d5f11838f	1556	* @brief Halt a host channel
mbed_official	235:685d5f11838f	1557	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1558	* @param hc_num : Host Channel number
mbed_official	235:685d5f11838f	1559	* This parameter can be a value from 1 to 15
mbed_official	235:685d5f11838f	1560	* @retval HAL state
mbed_official	235:685d5f11838f	1561	*/
mbed_official	235:685d5f11838f	1562	HAL_StatusTypeDef USB_HC_Halt(USB_OTG_GlobalTypeDef *USBx , uint8_t hc_num)
mbed_official	235:685d5f11838f	1563	{
mbed_official	235:685d5f11838f	1564	uint32_t count = 0;
mbed_official	235:685d5f11838f	1565
mbed_official	235:685d5f11838f	1566	/* Check for space in the request queue to issue the halt. */
mbed_official	235:685d5f11838f	1567	if (((USBx_HC(hc_num)->HCCHAR) & (HCCHAR_CTRL << 18)) \|\| ((USBx_HC(hc_num)->HCCHAR) & (HCCHAR_BULK << 18)))
mbed_official	235:685d5f11838f	1568	{
mbed_official	235:685d5f11838f	1569	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	235:685d5f11838f	1570
mbed_official	235:685d5f11838f	1571	if ((USBx->HNPTXSTS & 0xFFFF) == 0)
mbed_official	235:685d5f11838f	1572	{
mbed_official	235:685d5f11838f	1573	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1574	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1575	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	235:685d5f11838f	1576	do
mbed_official	235:685d5f11838f	1577	{
mbed_official	235:685d5f11838f	1578	if (++count > 1000)
mbed_official	235:685d5f11838f	1579	{
mbed_official	235:685d5f11838f	1580	break;
mbed_official	235:685d5f11838f	1581	}
mbed_official	235:685d5f11838f	1582	}
mbed_official	235:685d5f11838f	1583	while ((USBx_HC(hc_num)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official	235:685d5f11838f	1584	}
mbed_official	235:685d5f11838f	1585	else
mbed_official	235:685d5f11838f	1586	{
mbed_official	235:685d5f11838f	1587	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1588	}
mbed_official	235:685d5f11838f	1589	}
mbed_official	235:685d5f11838f	1590	else
mbed_official	235:685d5f11838f	1591	{
mbed_official	235:685d5f11838f	1592	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	235:685d5f11838f	1593
mbed_official	235:685d5f11838f	1594	if ((USBx_HOST->HPTXSTS & 0xFFFF) == 0)
mbed_official	235:685d5f11838f	1595	{
mbed_official	235:685d5f11838f	1596	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1597	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1598	USBx_HC(hc_num)->HCCHAR &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	235:685d5f11838f	1599	do
mbed_official	235:685d5f11838f	1600	{
mbed_official	235:685d5f11838f	1601	if (++count > 1000)
mbed_official	235:685d5f11838f	1602	{
mbed_official	235:685d5f11838f	1603	break;
mbed_official	235:685d5f11838f	1604	}
mbed_official	235:685d5f11838f	1605	}
mbed_official	235:685d5f11838f	1606	while ((USBx_HC(hc_num)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official	235:685d5f11838f	1607	}
mbed_official	235:685d5f11838f	1608	else
mbed_official	235:685d5f11838f	1609	{
mbed_official	235:685d5f11838f	1610	USBx_HC(hc_num)->HCCHAR \|= USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1611	}
mbed_official	235:685d5f11838f	1612	}
mbed_official	235:685d5f11838f	1613
mbed_official	235:685d5f11838f	1614	return HAL_OK;
mbed_official	235:685d5f11838f	1615	}
mbed_official	235:685d5f11838f	1616
mbed_official	235:685d5f11838f	1617	/**
mbed_official	235:685d5f11838f	1618	* @brief Initiate Do Ping protocol
mbed_official	235:685d5f11838f	1619	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1620	* @param hc_num : Host Channel number
mbed_official	235:685d5f11838f	1621	* This parameter can be a value from 1 to 15
mbed_official	235:685d5f11838f	1622	* @retval HAL state
mbed_official	235:685d5f11838f	1623	*/
mbed_official	235:685d5f11838f	1624	HAL_StatusTypeDef USB_DoPing(USB_OTG_GlobalTypeDef *USBx , uint8_t ch_num)
mbed_official	235:685d5f11838f	1625	{
mbed_official	235:685d5f11838f	1626	uint8_t num_packets = 1;
mbed_official	613:bc40b8d2aec4	1627	uint32_t tmpreg = 0;
mbed_official	235:685d5f11838f	1628
mbed_official	235:685d5f11838f	1629	USBx_HC(ch_num)->HCTSIZ = ((num_packets << 19) & USB_OTG_HCTSIZ_PKTCNT) \|\
mbed_official	235:685d5f11838f	1630	USB_OTG_HCTSIZ_DOPING;
mbed_official	235:685d5f11838f	1631
mbed_official	235:685d5f11838f	1632	/* Set host channel enable */
mbed_official	613:bc40b8d2aec4	1633	tmpreg = USBx_HC(ch_num)->HCCHAR;
mbed_official	613:bc40b8d2aec4	1634	tmpreg &= ~USB_OTG_HCCHAR_CHDIS;
mbed_official	613:bc40b8d2aec4	1635	tmpreg \|= USB_OTG_HCCHAR_CHENA;
mbed_official	613:bc40b8d2aec4	1636	USBx_HC(ch_num)->HCCHAR = tmpreg;
mbed_official	235:685d5f11838f	1637
mbed_official	235:685d5f11838f	1638	return HAL_OK;
mbed_official	235:685d5f11838f	1639	}
mbed_official	235:685d5f11838f	1640
mbed_official	235:685d5f11838f	1641	/**
mbed_official	235:685d5f11838f	1642	* @brief Stop Host Core
mbed_official	235:685d5f11838f	1643	* @param USBx : Selected device
mbed_official	235:685d5f11838f	1644	* @retval HAL state
mbed_official	235:685d5f11838f	1645	*/
mbed_official	235:685d5f11838f	1646	HAL_StatusTypeDef USB_StopHost(USB_OTG_GlobalTypeDef *USBx)
mbed_official	235:685d5f11838f	1647	{
mbed_official	235:685d5f11838f	1648	uint8_t i;
mbed_official	235:685d5f11838f	1649	uint32_t count = 0;
mbed_official	235:685d5f11838f	1650	uint32_t value;
mbed_official	235:685d5f11838f	1651
mbed_official	235:685d5f11838f	1652	USB_DisableGlobalInt(USBx);
mbed_official	235:685d5f11838f	1653
mbed_official	235:685d5f11838f	1654	/* Flush FIFO */
mbed_official	235:685d5f11838f	1655	USB_FlushTxFifo(USBx, 0x10);
mbed_official	235:685d5f11838f	1656	USB_FlushRxFifo(USBx);
mbed_official	235:685d5f11838f	1657
mbed_official	235:685d5f11838f	1658	/* Flush out any leftover queued requests. */
mbed_official	235:685d5f11838f	1659	for (i = 0; i <= 15; i++)
mbed_official	235:685d5f11838f	1660	{
mbed_official	235:685d5f11838f	1661
mbed_official	235:685d5f11838f	1662	value = USBx_HC(i)->HCCHAR ;
mbed_official	235:685d5f11838f	1663	value \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	235:685d5f11838f	1664	value &= ~USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1665	value &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	235:685d5f11838f	1666	USBx_HC(i)->HCCHAR = value;
mbed_official	235:685d5f11838f	1667	}
mbed_official	235:685d5f11838f	1668
mbed_official	235:685d5f11838f	1669	/* Halt all channels to put them into a known state. */
mbed_official	235:685d5f11838f	1670	for (i = 0; i <= 15; i++)
mbed_official	613:bc40b8d2aec4	1671	{
mbed_official	235:685d5f11838f	1672	value = USBx_HC(i)->HCCHAR ;
mbed_official	235:685d5f11838f	1673
mbed_official	235:685d5f11838f	1674	value \|= USB_OTG_HCCHAR_CHDIS;
mbed_official	235:685d5f11838f	1675	value \|= USB_OTG_HCCHAR_CHENA;
mbed_official	235:685d5f11838f	1676	value &= ~USB_OTG_HCCHAR_EPDIR;
mbed_official	235:685d5f11838f	1677
mbed_official	235:685d5f11838f	1678	USBx_HC(i)->HCCHAR = value;
mbed_official	235:685d5f11838f	1679	do
mbed_official	235:685d5f11838f	1680	{
mbed_official	235:685d5f11838f	1681	if (++count > 1000)
mbed_official	235:685d5f11838f	1682	{
mbed_official	235:685d5f11838f	1683	break;
mbed_official	235:685d5f11838f	1684	}
mbed_official	235:685d5f11838f	1685	}
mbed_official	235:685d5f11838f	1686	while ((USBx_HC(i)->HCCHAR & USB_OTG_HCCHAR_CHENA) == USB_OTG_HCCHAR_CHENA);
mbed_official	235:685d5f11838f	1687	}
mbed_official	235:685d5f11838f	1688
mbed_official	532:fe11edbda85c	1689	/* Clear any pending Host interrupts */
mbed_official	235:685d5f11838f	1690	USBx_HOST->HAINT = 0xFFFFFFFF;
mbed_official	235:685d5f11838f	1691	USBx->GINTSTS = 0xFFFFFFFF;
mbed_official	235:685d5f11838f	1692	USB_EnableGlobalInt(USBx);
mbed_official	235:685d5f11838f	1693	return HAL_OK;
mbed_official	235:685d5f11838f	1694	}
mbed_official	235:685d5f11838f	1695	/**
mbed_official	235:685d5f11838f	1696	* @}
mbed_official	235:685d5f11838f	1697	*/
mbed_official	235:685d5f11838f	1698
mbed_official	235:685d5f11838f	1699	#endif /* defined (HAL_PCD_MODULE_ENABLED) \|\| defined (HAL_HCD_MODULE_ENABLED) */
mbed_official	235:685d5f11838f	1700
mbed_official	235:685d5f11838f	1701	/**
mbed_official	235:685d5f11838f	1702	* @}
mbed_official	235:685d5f11838f	1703	*/
mbed_official	235:685d5f11838f	1704
mbed_official	235:685d5f11838f	1705	/********************** (C) COPYRIGHT STMicroelectronics *END OF FILE**/

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Type:	Library
Created:	27 Oct 2015
Imports:	0
Forks:	0
Commits:	637
Dependents:	0
Dependencies:	0
Followers:	1

targets/cmsis/TARGET_STM/TARGET_STM32F4/stm32f4xx_ll_usb.c@613:bc40b8d2aec4, 2015-08-20 (annotated)

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