From dd38d907244bc0e483c3d760f2ba464a394ec229 Mon Sep 17 00:00:00 2001
From: Dave Hylands
Date: Tue, 11 Mar 2014 23:55:41 -0700
Subject: Initial checkin with STM HAL
This compiles and links, but hasn't been tested on a board
yet and even if it was run, it doesn't currently do anything.
---
stmhal/usbhost/Core/Inc/usbh_conf_template.h | 151 +++++
stmhal/usbhost/Core/Inc/usbh_core.h | 161 +++++
stmhal/usbhost/Core/Inc/usbh_ctlreq.h | 147 +++++
stmhal/usbhost/Core/Inc/usbh_def.h | 480 ++++++++++++++
stmhal/usbhost/Core/Inc/usbh_ioreq.h | 159 +++++
stmhal/usbhost/Core/Inc/usbh_pipes.h | 124 ++++
stmhal/usbhost/Core/Src/usbh_conf_template.c | 270 ++++++++
stmhal/usbhost/Core/Src/usbh_core.c | 936 +++++++++++++++++++++++++++
stmhal/usbhost/Core/Src/usbh_ctlreq.c | 881 +++++++++++++++++++++++++
stmhal/usbhost/Core/Src/usbh_ioreq.c | 358 ++++++++++
stmhal/usbhost/Core/Src/usbh_pipes.c | 204 ++++++
11 files changed, 3871 insertions(+)
create mode 100644 stmhal/usbhost/Core/Inc/usbh_conf_template.h
create mode 100644 stmhal/usbhost/Core/Inc/usbh_core.h
create mode 100644 stmhal/usbhost/Core/Inc/usbh_ctlreq.h
create mode 100644 stmhal/usbhost/Core/Inc/usbh_def.h
create mode 100644 stmhal/usbhost/Core/Inc/usbh_ioreq.h
create mode 100644 stmhal/usbhost/Core/Inc/usbh_pipes.h
create mode 100644 stmhal/usbhost/Core/Src/usbh_conf_template.c
create mode 100644 stmhal/usbhost/Core/Src/usbh_core.c
create mode 100644 stmhal/usbhost/Core/Src/usbh_ctlreq.c
create mode 100644 stmhal/usbhost/Core/Src/usbh_ioreq.c
create mode 100644 stmhal/usbhost/Core/Src/usbh_pipes.c
(limited to 'stmhal/usbhost/Core')
diff --git a/stmhal/usbhost/Core/Inc/usbh_conf_template.h b/stmhal/usbhost/Core/Inc/usbh_conf_template.h
new file mode 100644
index 000000000..8f85e1360
--- /dev/null
+++ b/stmhal/usbhost/Core/Inc/usbh_conf_template.h
@@ -0,0 +1,151 @@
+/**
+ ******************************************************************************
+ * @file USBH_conf.h
+ * @author MCD Application Team
+ * @version V3.0.0
+ * @date 18-February-2014
+ * @brief General low level driver configuration
+ ******************************************************************************
+ * @attention
+ *
+ * © COPYRIGHT 2014 STMicroelectronics
+ *
+ * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.st.com/software_license_agreement_liberty_v2
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USBH_CONF__H__
+#define __USBH_CONF__H__
+
+#include "stm32f4xx.h"
+#include
+#include
+#include
+
+/* Includes ------------------------------------------------------------------*/
+
+/** @addtogroup USBH_OTG_DRIVER
+ * @{
+ */
+
+/** @defgroup USBH_CONF
+ * @brief usb otg low level driver configuration file
+ * @{
+ */
+
+/** @defgroup USBH_CONF_Exported_Defines
+ * @{
+ */
+
+#define USBH_MAX_NUM_ENDPOINTS 2
+#define USBH_MAX_NUM_INTERFACES 2
+#define USBH_MAX_NUM_CONFIGURATION 1
+#define USBH_KEEP_CFG_DESCRIPTOR 1
+#define USBH_MAX_NUM_SUPPORTED_CLASS 1
+#define USBH_MAX_SIZE_CONFIGURATION 0x200
+#define USBH_MAX_DATA_BUFFER 0x200
+#define USBH_DEBUG_LEVEL 2
+#define USBH_USE_OS 1
+
+/** @defgroup USBH_Exported_Macros
+ * @{
+ */
+
+ /* Memory management macros */
+#define USBH_malloc malloc
+#define USBH_free free
+#define USBH_memset memset
+#define USBH_memcpy memcpy
+
+ /* DEBUG macros */
+
+
+#if (USBH_DEBUG_LEVEL > 0)
+#define USBH_UsrLog(...) printf(__VA_ARGS__);\
+ printf("\n");
+#else
+#define USBH_UsrLog(...)
+#endif
+
+
+#if (USBH_DEBUG_LEVEL > 1)
+
+#define USBH_ErrLog(...) printf("ERROR: ") ;\
+ printf(__VA_ARGS__);\
+ printf("\n");
+#else
+#define USBH_ErrLog(...)
+#endif
+
+
+#if (USBH_DEBUG_LEVEL > 2)
+#define USBH_DbgLog(...) printf("DEBUG : ") ;\
+ printf(__VA_ARGS__);\
+ printf("\n");
+#else
+#define USBH_DbgLog(...)
+#endif
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+
+/** @defgroup USBH_CONF_Exported_Types
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBH_CONF_Exported_Macros
+ * @{
+ */
+/**
+ * @}
+ */
+
+/** @defgroup USBH_CONF_Exported_Variables
+ * @{
+ */
+/**
+ * @}
+ */
+
+/** @defgroup USBH_CONF_Exported_FunctionsPrototype
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+#endif //__USBH_CONF__H__
+
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+
diff --git a/stmhal/usbhost/Core/Inc/usbh_core.h b/stmhal/usbhost/Core/Inc/usbh_core.h
new file mode 100644
index 000000000..bc3da6d1f
--- /dev/null
+++ b/stmhal/usbhost/Core/Inc/usbh_core.h
@@ -0,0 +1,161 @@
+/**
+ ******************************************************************************
+ * @file usbh_core.h
+ * @author MCD Application Team
+ * @version V3.0.0
+ * @date 18-February-2014
+ * @brief Header file for usbh_core.c
+ ******************************************************************************
+ * @attention
+ *
+ * © COPYRIGHT 2014 STMicroelectronics
+ *
+ * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.st.com/software_license_agreement_liberty_v2
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive ----------------------------------------------*/
+#ifndef __USBH_CORE_H
+#define __USBH_CORE_H
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbh_conf.h"
+#include "usbh_def.h"
+#include "usbh_ioreq.h"
+#include "usbh_pipes.h"
+#include "usbh_ctlreq.h"
+
+/** @addtogroup USBH_LIB
+ * @{
+ */
+
+/** @addtogroup USBH_LIB_CORE
+* @{
+*/
+
+/** @defgroup USBH_CORE
+ * @brief This file is the Header file for usbh_core.c
+ * @{
+ */
+
+
+/** @defgroup USBH_CORE_Exported_Defines
+ * @{
+ */
+
+/**
+ * @}
+ */
+#define HOST_USER_SELECT_CONFIGURATION 1
+#define HOST_USER_CLASS_ACTIVE 2
+#define HOST_USER_CLASS_SELECTED 3
+#define HOST_USER_CONNECTION 4
+#define HOST_USER_DISCONNECTION 5
+
+
+
+/**
+ * @}
+ */
+
+
+
+/** @defgroup USBH_CORE_Exported_Macros
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup USBH_CORE_Exported_Variables
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup USBH_CORE_Exported_FunctionsPrototype
+ * @{
+ */
+
+
+USBH_StatusTypeDef USBH_Init(USBH_HandleTypeDef *phost, void (*pUsrFunc)(USBH_HandleTypeDef *phost, uint8_t ), uint8_t id);
+USBH_StatusTypeDef USBH_DeInit(USBH_HandleTypeDef *phost);
+USBH_StatusTypeDef USBH_RegisterClass(USBH_HandleTypeDef *phost, USBH_ClassTypeDef *pclass);
+USBH_StatusTypeDef USBH_SelectInterface(USBH_HandleTypeDef *phost, uint8_t interface);
+uint8_t USBH_FindInterface(USBH_HandleTypeDef *phost,
+ uint8_t Class,
+ uint8_t SubClass,
+ uint8_t Protocol);
+uint8_t USBH_GetActiveClass(USBH_HandleTypeDef *phost);
+
+uint8_t USBH_FindInterfaceIndex(USBH_HandleTypeDef *phost,
+ uint8_t interface_number,
+ uint8_t alt_settings);
+
+USBH_StatusTypeDef USBH_Start (USBH_HandleTypeDef *phost);
+USBH_StatusTypeDef USBH_Stop (USBH_HandleTypeDef *phost);
+USBH_StatusTypeDef USBH_Process (USBH_HandleTypeDef *phost);
+USBH_StatusTypeDef USBH_ReEnumerate (USBH_HandleTypeDef *phost);
+
+/* USBH Low Level Driver */
+USBH_StatusTypeDef USBH_LL_Init (USBH_HandleTypeDef *phost);
+USBH_StatusTypeDef USBH_LL_DeInit (USBH_HandleTypeDef *phost);
+USBH_StatusTypeDef USBH_LL_Start (USBH_HandleTypeDef *phost);
+USBH_StatusTypeDef USBH_LL_Stop (USBH_HandleTypeDef *phost);
+
+USBH_StatusTypeDef USBH_LL_Connect (USBH_HandleTypeDef *phost);
+USBH_StatusTypeDef USBH_LL_Disconnect (USBH_HandleTypeDef *phost);
+USBH_SpeedTypeDef USBH_LL_GetSpeed (USBH_HandleTypeDef *phost);
+USBH_StatusTypeDef USBH_LL_ResetPort (USBH_HandleTypeDef *phost);
+uint32_t USBH_LL_GetLastXferSize (USBH_HandleTypeDef *phost, uint8_t );
+USBH_StatusTypeDef USBH_LL_DriverVBUS (USBH_HandleTypeDef *phost, uint8_t );
+
+USBH_StatusTypeDef USBH_LL_OpenPipe (USBH_HandleTypeDef *phost, uint8_t, uint8_t, uint8_t, uint8_t , uint8_t, uint16_t );
+USBH_StatusTypeDef USBH_LL_ClosePipe (USBH_HandleTypeDef *phost, uint8_t );
+USBH_StatusTypeDef USBH_LL_SubmitURB (USBH_HandleTypeDef *phost, uint8_t, uint8_t,uint8_t, uint8_t, uint8_t*, uint16_t, uint8_t );
+USBH_URBStateTypeDef USBH_LL_GetURBState (USBH_HandleTypeDef *phost, uint8_t );
+#if (USBH_USE_OS == 1)
+USBH_StatusTypeDef USBH_LL_NotifyURBChange (USBH_HandleTypeDef *phost);
+#endif
+USBH_StatusTypeDef USBH_LL_SetToggle (USBH_HandleTypeDef *phost, uint8_t , uint8_t );
+uint8_t USBH_LL_GetToggle (USBH_HandleTypeDef *phost, uint8_t );
+
+/* USBH Time base */
+void USBH_Delay (uint32_t Delay);
+void USBH_LL_SetTimer (USBH_HandleTypeDef *phost, uint32_t );
+void USBH_LL_IncTimer (USBH_HandleTypeDef *phost);
+/**
+ * @}
+ */
+
+#endif /* __CORE_H */
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+* @}
+*/
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+
+
+
diff --git a/stmhal/usbhost/Core/Inc/usbh_ctlreq.h b/stmhal/usbhost/Core/Inc/usbh_ctlreq.h
new file mode 100644
index 000000000..cd61755e3
--- /dev/null
+++ b/stmhal/usbhost/Core/Inc/usbh_ctlreq.h
@@ -0,0 +1,147 @@
+/**
+ ******************************************************************************
+ * @file usbh_ctlreq.h
+ * @author MCD Application Team
+ * @version V3.0.0
+ * @date 18-February-2014
+ * @brief Header file for usbh_ctlreq.c
+ ******************************************************************************
+ * @attention
+ *
+ * © COPYRIGHT 2014 STMicroelectronics
+ *
+ * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.st.com/software_license_agreement_liberty_v2
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive ----------------------------------------------*/
+#ifndef __USBH_CTLREQ_H
+#define __USBH_CTLREQ_H
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbh_core.h"
+
+/** @addtogroup USBH_LIB
+ * @{
+ */
+
+/** @addtogroup USBH_LIB_CORE
+* @{
+*/
+
+/** @defgroup USBH_CTLREQ
+ * @brief This file is the
+ * @{
+ */
+
+
+/** @defgroup USBH_CTLREQ_Exported_Defines
+ * @{
+ */
+/*Standard Feature Selector for clear feature command*/
+#define FEATURE_SELECTOR_ENDPOINT 0X00
+#define FEATURE_SELECTOR_DEVICE 0X01
+
+
+#define INTERFACE_DESC_TYPE 0x04
+#define ENDPOINT_DESC_TYPE 0x05
+#define INTERFACE_DESC_SIZE 0x09
+
+/**
+ * @}
+ */
+
+
+/** @defgroup USBH_CTLREQ_Exported_Types
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBH_CTLREQ_Exported_Macros
+ * @{
+ */
+/**
+ * @}
+ */
+
+/** @defgroup USBH_CTLREQ_Exported_Variables
+ * @{
+ */
+extern uint8_t USBH_CfgDesc[512];
+/**
+ * @}
+ */
+
+/** @defgroup USBH_CTLREQ_Exported_FunctionsPrototype
+ * @{
+ */
+USBH_StatusTypeDef USBH_CtlReq (USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint16_t length);
+
+USBH_StatusTypeDef USBH_GetDescriptor(USBH_HandleTypeDef *phost,
+ uint8_t req_type,
+ uint16_t value_idx,
+ uint8_t* buff,
+ uint16_t length );
+
+USBH_StatusTypeDef USBH_Get_DevDesc(USBH_HandleTypeDef *phost,
+ uint8_t length);
+
+USBH_StatusTypeDef USBH_Get_StringDesc(USBH_HandleTypeDef *phost,
+ uint8_t string_index,
+ uint8_t *buff,
+ uint16_t length);
+
+USBH_StatusTypeDef USBH_SetCfg(USBH_HandleTypeDef *phost,
+ uint16_t configuration_value);
+
+USBH_StatusTypeDef USBH_Get_CfgDesc(USBH_HandleTypeDef *phost,
+ uint16_t length);
+
+USBH_StatusTypeDef USBH_SetAddress(USBH_HandleTypeDef *phost,
+ uint8_t DeviceAddress);
+
+USBH_StatusTypeDef USBH_SetInterface(USBH_HandleTypeDef *phost,
+ uint8_t ep_num, uint8_t altSetting);
+
+USBH_StatusTypeDef USBH_ClrFeature(USBH_HandleTypeDef *phost,
+ uint8_t ep_num);
+
+USBH_DescHeader_t *USBH_GetNextDesc (uint8_t *pbuf,
+ uint16_t *ptr);
+/**
+ * @}
+ */
+
+#endif /* __USBH_CTLREQ_H */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+* @}
+*/
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+
+
diff --git a/stmhal/usbhost/Core/Inc/usbh_def.h b/stmhal/usbhost/Core/Inc/usbh_def.h
new file mode 100644
index 000000000..cf24d69f3
--- /dev/null
+++ b/stmhal/usbhost/Core/Inc/usbh_def.h
@@ -0,0 +1,480 @@
+/**
+ ******************************************************************************
+ * @file usbh_def.h
+ * @author MCD Application Team
+ * @version V3.0.0
+ * @date 18-February-2014
+ * @brief Definitions used in the USB host library
+ ******************************************************************************
+ * @attention
+ *
+ * © COPYRIGHT 2014 STMicroelectronics
+ *
+ * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.st.com/software_license_agreement_liberty_v2
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************************
+ */
+
+/** @addtogroup USBH_LIB
+ * @{
+ */
+
+/** @addtogroup USBH_LIB_CORE
+* @{
+*/
+
+/** @defgroup USBH_DEF
+ * @brief This file is includes USB descriptors
+ * @{
+ */
+
+#ifndef USBH_DEF_H
+#define USBH_DEF_H
+
+#include "usbh_conf.h"
+
+#ifndef NULL
+#define NULL ((void *)0)
+#endif
+
+#ifndef FALSE
+#define FALSE 0
+#endif
+
+#ifndef TRUE
+#define TRUE 1
+#endif
+
+
+#define ValBit(VAR,POS) (VAR & (1 << POS))
+#define SetBit(VAR,POS) (VAR |= (1 << POS))
+#define ClrBit(VAR,POS) (VAR &= ((1 << POS)^255))
+
+#define LE16(addr) (((uint16_t)(*((uint8_t *)(addr))))\
+ + (((uint16_t)(*(((uint8_t *)(addr)) + 1))) << 8))
+
+#define LE16S(addr) (uint16_t)(LE16((addr)))
+
+#define LE32(addr) ((((uint32_t)(*(((uint8_t *)(addr)) + 0))) + \
+ (((uint32_t)(*(((uint8_t *)(addr)) + 1))) << 8) + \
+ (((uint32_t)(*(((uint8_t *)(addr)) + 2))) << 16) + \
+ (((uint32_t)(*(((uint8_t *)(addr)) + 3))) << 24)))
+
+#define LE64(addr) ((((uint64_t)(*(((uint8_t *)(addr)) + 0))) + \
+ (((uint64_t)(*(((uint8_t *)(addr)) + 1))) << 8) +\
+ (((uint64_t)(*(((uint8_t *)(addr)) + 2))) << 16) +\
+ (((uint64_t)(*(((uint8_t *)(addr)) + 3))) << 24) +\
+ (((uint64_t)(*(((uint8_t *)(addr)) + 4))) << 32) +\
+ (((uint64_t)(*(((uint8_t *)(addr)) + 5))) << 40) +\
+ (((uint64_t)(*(((uint8_t *)(addr)) + 6))) << 48) +\
+ (((uint64_t)(*(((uint8_t *)(addr)) + 7))) << 56)))
+
+
+#define LE24(addr) ((((uint32_t)(*(((uint8_t *)(addr)) + 0))) + \
+ (((uint32_t)(*(((uint8_t *)(addr)) + 1))) << 8) + \
+ (((uint32_t)(*(((uint8_t *)(addr)) + 2))) << 16)))
+
+
+#define LE32S(addr) (int32_t)(LE32((addr)))
+
+
+
+#define USB_LEN_DESC_HDR 0x02
+#define USB_LEN_DEV_DESC 0x12
+#define USB_LEN_CFG_DESC 0x09
+#define USB_LEN_IF_DESC 0x09
+#define USB_LEN_EP_DESC 0x07
+#define USB_LEN_OTG_DESC 0x03
+#define USB_LEN_SETUP_PKT 0x08
+
+/* bmRequestType :D7 Data Phase Transfer Direction */
+#define USB_REQ_DIR_MASK 0x80
+#define USB_H2D 0x00
+#define USB_D2H 0x80
+
+/* bmRequestType D6..5 Type */
+#define USB_REQ_TYPE_STANDARD 0x00
+#define USB_REQ_TYPE_CLASS 0x20
+#define USB_REQ_TYPE_VENDOR 0x40
+#define USB_REQ_TYPE_RESERVED 0x60
+
+/* bmRequestType D4..0 Recipient */
+#define USB_REQ_RECIPIENT_DEVICE 0x00
+#define USB_REQ_RECIPIENT_INTERFACE 0x01
+#define USB_REQ_RECIPIENT_ENDPOINT 0x02
+#define USB_REQ_RECIPIENT_OTHER 0x03
+
+/* Table 9-4. Standard Request Codes */
+/* bRequest , Value */
+#define USB_REQ_GET_STATUS 0x00
+#define USB_REQ_CLEAR_FEATURE 0x01
+#define USB_REQ_SET_FEATURE 0x03
+#define USB_REQ_SET_ADDRESS 0x05
+#define USB_REQ_GET_DESCRIPTOR 0x06
+#define USB_REQ_SET_DESCRIPTOR 0x07
+#define USB_REQ_GET_CONFIGURATION 0x08
+#define USB_REQ_SET_CONFIGURATION 0x09
+#define USB_REQ_GET_INTERFACE 0x0A
+#define USB_REQ_SET_INTERFACE 0x0B
+#define USB_REQ_SYNCH_FRAME 0x0C
+
+/* Table 9-5. Descriptor Types of USB Specifications */
+#define USB_DESC_TYPE_DEVICE 1
+#define USB_DESC_TYPE_CONFIGURATION 2
+#define USB_DESC_TYPE_STRING 3
+#define USB_DESC_TYPE_INTERFACE 4
+#define USB_DESC_TYPE_ENDPOINT 5
+#define USB_DESC_TYPE_DEVICE_QUALIFIER 6
+#define USB_DESC_TYPE_OTHER_SPEED_CONFIGURATION 7
+#define USB_DESC_TYPE_INTERFACE_POWER 8
+#define USB_DESC_TYPE_HID 0x21
+#define USB_DESC_TYPE_HID_REPORT 0x22
+
+
+#define USB_DEVICE_DESC_SIZE 18
+#define USB_CONFIGURATION_DESC_SIZE 9
+#define USB_HID_DESC_SIZE 9
+#define USB_INTERFACE_DESC_SIZE 9
+#define USB_ENDPOINT_DESC_SIZE 7
+
+/* Descriptor Type and Descriptor Index */
+/* Use the following values when calling the function USBH_GetDescriptor */
+#define USB_DESC_DEVICE ((USB_DESC_TYPE_DEVICE << 8) & 0xFF00)
+#define USB_DESC_CONFIGURATION ((USB_DESC_TYPE_CONFIGURATION << 8) & 0xFF00)
+#define USB_DESC_STRING ((USB_DESC_TYPE_STRING << 8) & 0xFF00)
+#define USB_DESC_INTERFACE ((USB_DESC_TYPE_INTERFACE << 8) & 0xFF00)
+#define USB_DESC_ENDPOINT ((USB_DESC_TYPE_INTERFACE << 8) & 0xFF00)
+#define USB_DESC_DEVICE_QUALIFIER ((USB_DESC_TYPE_DEVICE_QUALIFIER << 8) & 0xFF00)
+#define USB_DESC_OTHER_SPEED_CONFIGURATION ((USB_DESC_TYPE_OTHER_SPEED_CONFIGURATION << 8) & 0xFF00)
+#define USB_DESC_INTERFACE_POWER ((USB_DESC_TYPE_INTERFACE_POWER << 8) & 0xFF00)
+#define USB_DESC_HID_REPORT ((USB_DESC_TYPE_HID_REPORT << 8) & 0xFF00)
+#define USB_DESC_HID ((USB_DESC_TYPE_HID << 8) & 0xFF00)
+
+
+#define USB_EP_TYPE_CTRL 0x00
+#define USB_EP_TYPE_ISOC 0x01
+#define USB_EP_TYPE_BULK 0x02
+#define USB_EP_TYPE_INTR 0x03
+
+#define USB_EP_DIR_OUT 0x00
+#define USB_EP_DIR_IN 0x80
+#define USB_EP_DIR_MSK 0x80
+
+#define USBH_MAX_PIPES_NBR 15
+
+
+
+#define USBH_DEVICE_ADDRESS_DEFAULT 0
+#define USBH_MAX_ERROR_COUNT 2
+#define USBH_DEVICE_ADDRESS 1
+
+
+/**
+ * @}
+ */
+
+
+#define USBH_CONFIGURATION_DESCRIPTOR_SIZE (USB_CONFIGURATION_DESC_SIZE \
+ + USB_INTERFACE_DESC_SIZE\
+ + (USBH_MAX_NUM_ENDPOINTS * USB_ENDPOINT_DESC_SIZE))
+
+
+#define CONFIG_DESC_wTOTAL_LENGTH (ConfigurationDescriptorData.ConfigDescfield.\
+ ConfigurationDescriptor.wTotalLength)
+
+
+typedef union
+{
+ uint16_t w;
+ struct BW
+ {
+ uint8_t msb;
+ uint8_t lsb;
+ }
+ bw;
+}
+uint16_t_uint8_t;
+
+
+typedef union _USB_Setup
+{
+ uint32_t d8[2];
+
+ struct _SetupPkt_Struc
+ {
+ uint8_t bmRequestType;
+ uint8_t bRequest;
+ uint16_t_uint8_t wValue;
+ uint16_t_uint8_t wIndex;
+ uint16_t_uint8_t wLength;
+ } b;
+}
+USB_Setup_TypeDef;
+
+typedef struct _DescHeader
+{
+ uint8_t bLength;
+ uint8_t bDescriptorType;
+}
+USBH_DescHeader_t;
+
+typedef struct _DeviceDescriptor
+{
+ uint8_t bLength;
+ uint8_t bDescriptorType;
+ uint16_t bcdUSB; /* USB Specification Number which device complies too */
+ uint8_t bDeviceClass;
+ uint8_t bDeviceSubClass;
+ uint8_t bDeviceProtocol;
+ /* If equal to Zero, each interface specifies its own class
+ code if equal to 0xFF, the class code is vendor specified.
+ Otherwise field is valid Class Code.*/
+ uint8_t bMaxPacketSize;
+ uint16_t idVendor; /* Vendor ID (Assigned by USB Org) */
+ uint16_t idProduct; /* Product ID (Assigned by Manufacturer) */
+ uint16_t bcdDevice; /* Device Release Number */
+ uint8_t iManufacturer; /* Index of Manufacturer String Descriptor */
+ uint8_t iProduct; /* Index of Product String Descriptor */
+ uint8_t iSerialNumber; /* Index of Serial Number String Descriptor */
+ uint8_t bNumConfigurations; /* Number of Possible Configurations */
+}
+USBH_DevDescTypeDef;
+
+typedef struct _EndpointDescriptor
+{
+ uint8_t bLength;
+ uint8_t bDescriptorType;
+ uint8_t bEndpointAddress; /* indicates what endpoint this descriptor is describing */
+ uint8_t bmAttributes; /* specifies the transfer type. */
+ uint16_t wMaxPacketSize; /* Maximum Packet Size this endpoint is capable of sending or receiving */
+ uint8_t bInterval; /* is used to specify the polling interval of certain transfers. */
+}
+USBH_EpDescTypeDef;
+
+typedef struct _InterfaceDescriptor
+{
+ uint8_t bLength;
+ uint8_t bDescriptorType;
+ uint8_t bInterfaceNumber;
+ uint8_t bAlternateSetting; /* Value used to select alternative setting */
+ uint8_t bNumEndpoints; /* Number of Endpoints used for this interface */
+ uint8_t bInterfaceClass; /* Class Code (Assigned by USB Org) */
+ uint8_t bInterfaceSubClass; /* Subclass Code (Assigned by USB Org) */
+ uint8_t bInterfaceProtocol; /* Protocol Code */
+ uint8_t iInterface; /* Index of String Descriptor Describing this interface */
+ USBH_EpDescTypeDef Ep_Desc[USBH_MAX_NUM_ENDPOINTS];
+}
+USBH_InterfaceDescTypeDef;
+
+
+typedef struct _ConfigurationDescriptor
+{
+ uint8_t bLength;
+ uint8_t bDescriptorType;
+ uint16_t wTotalLength; /* Total Length of Data Returned */
+ uint8_t bNumInterfaces; /* Number of Interfaces */
+ uint8_t bConfigurationValue; /* Value to use as an argument to select this configuration*/
+ uint8_t iConfiguration; /*Index of String Descriptor Describing this configuration */
+ uint8_t bmAttributes; /* D7 Bus Powered , D6 Self Powered, D5 Remote Wakeup , D4..0 Reserved (0)*/
+ uint8_t bMaxPower; /*Maximum Power Consumption */
+ USBH_InterfaceDescTypeDef Itf_Desc[USBH_MAX_NUM_INTERFACES];
+}
+USBH_CfgDescTypeDef;
+
+
+/* Following USB Host status */
+typedef enum
+{
+ USBH_OK = 0,
+ USBH_BUSY,
+ USBH_FAIL,
+ USBH_NOT_SUPPORTED,
+ USBH_UNRECOVERED_ERROR,
+ USBH_ERROR_SPEED_UNKNOWN,
+}USBH_StatusTypeDef;
+
+
+/** @defgroup USBH_CORE_Exported_Types
+ * @{
+ */
+
+typedef enum
+{
+ USBH_SPEED_HIGH = 0,
+ USBH_SPEED_FULL = 1,
+ USBH_SPEED_LOW = 2,
+
+}USBH_SpeedTypeDef;
+
+/* Following states are used for gState */
+typedef enum
+{
+ HOST_IDLE =0,
+ HOST_DEV_WAIT_FOR_ATTACHMENT,
+ HOST_DEV_ATTACHED,
+ HOST_DEV_DISCONNECTED,
+ HOST_DETECT_DEVICE_SPEED,
+ HOST_ENUMERATION,
+ HOST_CLASS_REQUEST,
+ HOST_INPUT,
+ HOST_SET_CONFIGURATION,
+ HOST_CHECK_CLASS,
+ HOST_CLASS,
+ HOST_SUSPENDED,
+ HOST_ABORT_STATE,
+}HOST_StateTypeDef;
+
+/* Following states are used for EnumerationState */
+typedef enum
+{
+ ENUM_IDLE = 0,
+ ENUM_GET_FULL_DEV_DESC,
+ ENUM_SET_ADDR,
+ ENUM_GET_CFG_DESC,
+ ENUM_GET_FULL_CFG_DESC,
+ ENUM_GET_MFC_STRING_DESC,
+ ENUM_GET_PRODUCT_STRING_DESC,
+ ENUM_GET_SERIALNUM_STRING_DESC,
+} ENUM_StateTypeDef;
+
+/* Following states are used for CtrlXferStateMachine */
+typedef enum
+{
+ CTRL_IDLE =0,
+ CTRL_SETUP,
+ CTRL_SETUP_WAIT,
+ CTRL_DATA_IN,
+ CTRL_DATA_IN_WAIT,
+ CTRL_DATA_OUT,
+ CTRL_DATA_OUT_WAIT,
+ CTRL_STATUS_IN,
+ CTRL_STATUS_IN_WAIT,
+ CTRL_STATUS_OUT,
+ CTRL_STATUS_OUT_WAIT,
+ CTRL_ERROR,
+ CTRL_STALLED,
+ CTRL_COMPLETE
+}CTRL_StateTypeDef;
+
+
+/* Following states are used for RequestState */
+typedef enum
+{
+ CMD_IDLE =0,
+ CMD_SEND,
+ CMD_WAIT
+} CMD_StateTypeDef;
+
+typedef enum {
+ USBH_URB_IDLE = 0,
+ USBH_URB_DONE,
+ USBH_URB_NOTREADY,
+ USBH_URB_NYET,
+ USBH_URB_ERROR,
+ USBH_URB_STALL
+}USBH_URBStateTypeDef;
+
+typedef enum
+{
+ USBH_PORT_EVENT = 1,
+ USBH_URB_EVENT,
+ USBH_CONTROL_EVENT,
+ USBH_CLASS_EVENT,
+ USBH_STATE_CHANGED_EVENT,
+}
+USBH_OSEventTypeDef;
+
+/* Control request structure */
+typedef struct
+{
+ uint8_t pipe_in;
+ uint8_t pipe_out;
+ uint8_t pipe_size;
+ uint8_t *buff;
+ uint16_t length;
+ uint16_t timer;
+ USB_Setup_TypeDef setup;
+ CTRL_StateTypeDef state;
+ uint8_t errorcount;
+
+} USBH_CtrlTypeDef;
+
+/* Attached device structure */
+typedef struct
+{
+#if (USBH_KEEP_CFG_DESCRIPTOR == 1)
+ uint8_t CfgDesc_Raw[USBH_MAX_SIZE_CONFIGURATION];
+#endif
+ uint8_t Data[USBH_MAX_DATA_BUFFER];
+ uint8_t address;
+ uint8_t speed;
+ __IO uint8_t is_connected;
+ uint8_t current_interface;
+ USBH_DevDescTypeDef DevDesc;
+ USBH_CfgDescTypeDef CfgDesc;
+
+}USBH_DeviceTypeDef;
+
+struct _USBH_HandleTypeDef;
+
+/* USB Host Class structure */
+typedef struct
+{
+ const char *Name;
+ uint8_t ClassCode;
+ USBH_StatusTypeDef (*Init) (struct _USBH_HandleTypeDef *phost);
+ USBH_StatusTypeDef (*DeInit) (struct _USBH_HandleTypeDef *phost);
+ USBH_StatusTypeDef (*Requests) (struct _USBH_HandleTypeDef *phost);
+ USBH_StatusTypeDef (*BgndProcess) (struct _USBH_HandleTypeDef *phost);
+ USBH_StatusTypeDef (*SOFProcess) (struct _USBH_HandleTypeDef *phost);
+ void* pData;
+} USBH_ClassTypeDef;
+
+/* USB Host handle structure */
+typedef struct _USBH_HandleTypeDef
+{
+ __IO HOST_StateTypeDef gState; /* Host State Machine Value */
+ ENUM_StateTypeDef EnumState; /* Enumeration state Machine */
+ CMD_StateTypeDef RequestState;
+ USBH_CtrlTypeDef Control;
+ USBH_DeviceTypeDef device;
+ USBH_ClassTypeDef* pClass[USBH_MAX_NUM_SUPPORTED_CLASS];
+ USBH_ClassTypeDef* pActiveClass;
+ uint32_t ClassNumber;
+ uint32_t Pipes[15];
+ __IO uint32_t Timer;
+ uint8_t id;
+ void* pData;
+ void (* pUser )(struct _USBH_HandleTypeDef *pHandle, uint8_t id);
+
+#if (USBH_USE_OS == 1)
+ osMessageQId os_event;
+ osThreadId thread;
+#endif
+
+} USBH_HandleTypeDef;
+
+
+#if defined ( __GNUC__ )
+ #ifndef __weak
+ #define __weak __attribute__((weak))
+ #endif /* __weak */
+ #ifndef __packed
+ #define __packed __attribute__((__packed__))
+ #endif /* __packed */
+#endif /* __GNUC__ */
+
+#endif
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+
diff --git a/stmhal/usbhost/Core/Inc/usbh_ioreq.h b/stmhal/usbhost/Core/Inc/usbh_ioreq.h
new file mode 100644
index 000000000..463d4ea37
--- /dev/null
+++ b/stmhal/usbhost/Core/Inc/usbh_ioreq.h
@@ -0,0 +1,159 @@
+/**
+ ******************************************************************************
+ * @file usbh_ioreq.h
+ * @author MCD Application Team
+ * @version V3.0.0
+ * @date 18-February-2014
+ * @brief Header file for usbh_ioreq.c
+ ******************************************************************************
+ * @attention
+ *
+ * © COPYRIGHT 2014 STMicroelectronics
+ *
+ * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.st.com/software_license_agreement_liberty_v2
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive ----------------------------------------------*/
+#ifndef __USBH_IOREQ_H
+#define __USBH_IOREQ_H
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbh_conf.h"
+#include "usbh_core.h"
+/** @addtogroup USBH_LIB
+ * @{
+ */
+
+/** @addtogroup USBH_LIB_CORE
+* @{
+*/
+
+/** @defgroup USBH_IOREQ
+ * @brief This file is the header file for usbh_ioreq.c
+ * @{
+ */
+
+
+/** @defgroup USBH_IOREQ_Exported_Defines
+ * @{
+ */
+
+#define USBH_PID_SETUP 0
+#define USBH_PID_DATA 1
+
+#define USBH_EP_CONTROL 0
+#define USBH_EP_ISO 1
+#define USBH_EP_BULK 2
+#define USBH_EP_INTERRUPT 3
+
+#define USBH_SETUP_PKT_SIZE 8
+/**
+ * @}
+ */
+
+
+/** @defgroup USBH_IOREQ_Exported_Types
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBH_IOREQ_Exported_Macros
+ * @{
+ */
+/**
+ * @}
+ */
+
+/** @defgroup USBH_IOREQ_Exported_Variables
+ * @{
+ */
+/**
+ * @}
+ */
+
+/** @defgroup USBH_IOREQ_Exported_FunctionsPrototype
+ * @{
+ */
+USBH_StatusTypeDef USBH_CtlSendSetup (USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint8_t hc_num);
+
+USBH_StatusTypeDef USBH_CtlSendData (USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint16_t length,
+ uint8_t hc_num,
+ uint8_t do_ping );
+
+USBH_StatusTypeDef USBH_CtlReceiveData(USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint16_t length,
+ uint8_t hc_num);
+
+USBH_StatusTypeDef USBH_BulkReceiveData(USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint16_t length,
+ uint8_t hc_num);
+
+USBH_StatusTypeDef USBH_BulkSendData (USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint16_t length,
+ uint8_t hc_num,
+ uint8_t do_ping );
+
+USBH_StatusTypeDef USBH_InterruptReceiveData(USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint8_t length,
+ uint8_t hc_num);
+
+USBH_StatusTypeDef USBH_InterruptSendData(USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint8_t length,
+ uint8_t hc_num);
+
+
+USBH_StatusTypeDef USBH_IsocReceiveData(USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint32_t length,
+ uint8_t hc_num);
+
+
+USBH_StatusTypeDef USBH_IsocSendData(USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint32_t length,
+ uint8_t hc_num);
+/**
+ * @}
+ */
+
+#endif /* __USBH_IOREQ_H */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+* @}
+*/
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+
+
diff --git a/stmhal/usbhost/Core/Inc/usbh_pipes.h b/stmhal/usbhost/Core/Inc/usbh_pipes.h
new file mode 100644
index 000000000..d72cd5387
--- /dev/null
+++ b/stmhal/usbhost/Core/Inc/usbh_pipes.h
@@ -0,0 +1,124 @@
+/**
+ ******************************************************************************
+ * @file usbh_PIPES.h
+ * @author MCD Application Team
+ * @version V3.0.0
+ * @date 18-February-2014
+ * @brief Header file for usbh_pipes.c
+ ******************************************************************************
+ * @attention
+ *
+ * © COPYRIGHT 2014 STMicroelectronics
+ *
+ * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.st.com/software_license_agreement_liberty_v2
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive ----------------------------------------------*/
+#ifndef __USBH_PIPES_H
+#define __USBH_PIPES_H
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbh_core.h"
+
+/** @addtogroup USBH_LIB
+ * @{
+ */
+
+/** @addtogroup USBH_LIB_CORE
+* @{
+*/
+
+/** @defgroup USBH_PIPES
+ * @brief This file is the header file for usbh_PIPES.c
+ * @{
+ */
+
+/** @defgroup USBH_PIPES_Exported_Defines
+ * @{
+ */
+/**
+ * @}
+ */
+
+/** @defgroup USBH_PIPES_Exported_Types
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBH_PIPES_Exported_Macros
+ * @{
+ */
+/**
+ * @}
+ */
+
+/** @defgroup USBH_PIPES_Exported_Variables
+ * @{
+ */
+/**
+ * @}
+ */
+
+/** @defgroup USBH_PIPES_Exported_FunctionsPrototype
+ * @{
+ */
+
+USBH_StatusTypeDef USBH_OpenPipe (USBH_HandleTypeDef *phost,
+ uint8_t ch_num,
+ uint8_t epnum,
+ uint8_t dev_address,
+ uint8_t speed,
+ uint8_t ep_type,
+ uint16_t mps);
+
+USBH_StatusTypeDef USBH_ClosePipe (USBH_HandleTypeDef *phost,
+ uint8_t pipe_num);
+
+uint8_t USBH_AllocPipe (USBH_HandleTypeDef *phost,
+ uint8_t ep_addr);
+
+USBH_StatusTypeDef USBH_FreePipe (USBH_HandleTypeDef *phost,
+ uint8_t idx);
+
+
+
+
+/**
+ * @}
+ */
+
+
+
+#endif /* __USBH_PIPES_H */
+
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+* @}
+*/
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+
+
diff --git a/stmhal/usbhost/Core/Src/usbh_conf_template.c b/stmhal/usbhost/Core/Src/usbh_conf_template.c
new file mode 100644
index 000000000..1c25f7b2e
--- /dev/null
+++ b/stmhal/usbhost/Core/Src/usbh_conf_template.c
@@ -0,0 +1,270 @@
+/**
+ ******************************************************************************
+ * @file usb_bsp.c
+ * @author MCD Application Team
+ * @version V3.0.0
+ * @date 18-February-2014
+ * @brief This file implements the board support package for the USB host library
+ ******************************************************************************
+ * @attention
+ *
+ * © COPYRIGHT 2014 STMicroelectronics
+ *
+ * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.st.com/software_license_agreement_liberty_v2
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************************
+ */
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbh_core.h"
+
+/**
+ * @brief USBH_LL_Init
+ * Initialize the Low Level portion of the Host driver.
+ * @param phost: Host handle
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_LL_Init (USBH_HandleTypeDef *phost)
+{
+
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_LL_DeInit
+ * De-Initialize the Low Level portion of the Host driver.
+ * @param phost: Host handle
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_LL_DeInit (USBH_HandleTypeDef *phost)
+{
+
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_LL_Start
+ * Start the Low Level portion of the Host driver.
+ * @param phost: Host handle
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_LL_Start(USBH_HandleTypeDef *phost)
+{
+
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_LL_Stop
+ * Stop the Low Level portion of the Host driver.
+ * @param phost: Host handle
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_LL_Stop (USBH_HandleTypeDef *phost)
+{
+
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_LL_GetSpeed
+ * Return the USB Host Speed from the Low Level Driver.
+ * @param phost: Host handle
+ * @retval USBH Speeds
+ */
+USBH_SpeedTypeDef USBH_LL_GetSpeed (USBH_HandleTypeDef *phost)
+{
+ USBH_SpeedTypeDef speed = 0;
+
+
+ return speed;
+}
+
+/**
+ * @brief USBH_LL_ResetPort
+ * Reset the Host Port of the Low Level Driver.
+ * @param phost: Host handle
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_LL_ResetPort (USBH_HandleTypeDef *phost)
+{
+
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_LL_GetLastXferSize
+ * Return the last transfered packet size.
+ * @param phost: Host handle
+ * @param pipe: Pipe index
+ * @retval Packet Size
+ */
+uint32_t USBH_LL_GetLastXferSize (USBH_HandleTypeDef *phost, uint8_t pipe)
+{
+
+}
+
+/**
+ * @brief USBH_LL_OpenPipe
+ * Open a pipe of the Low Level Driver.
+ * @param phost: Host handle
+ * @param pipe_num: Pipe index
+ * @param epnum: Endpoint Number
+ * @param dev_address: Device USB address
+ * @param speed: Device Speed
+ * @param ep_type: Endpoint Type
+ * @param mps: Endpoint Max Packet Size
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_LL_OpenPipe (USBH_HandleTypeDef *phost,
+ uint8_t pipe_num,
+ uint8_t epnum,
+ uint8_t dev_address,
+ uint8_t speed,
+ uint8_t ep_type,
+ uint16_t mps)
+{
+
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_LL_ClosePipe
+ * Close a pipe of the Low Level Driver.
+ * @param phost: Host handle
+ * @param pipe_num: Pipe index
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_LL_ClosePipe (USBH_HandleTypeDef *phost, uint8_t pipe)
+{
+
+}
+/**
+ * @brief USBH_LL_SubmitURB
+ * Submit a new URB to the low level driver.
+ * @param phost: Host handle
+ * @param pipe: Pipe index
+ * This parameter can be a value from 1 to 15
+ * @param direction : Channel number
+ * This parameter can be one of the these values:
+ * 0 : Output
+ * 1 : Input
+ * @param ep_type : Endpoint Type
+ * This parameter can be one of the these values:
+ * @arg EP_TYPE_CTRL: Control type
+ * @arg EP_TYPE_ISOC: Isochrounous type
+ * @arg EP_TYPE_BULK: Bulk type
+ * @arg EP_TYPE_INTR: Interrupt type
+ * @param token : Endpoint Type
+ * This parameter can be one of the these values:
+ * @arg 0: PID_SETUP
+ * @arg 1: PID_DATA
+ * @param pbuff : pointer to URB data
+ * @param length : Length of URB data
+ * @param do_ping : activate do ping protocol (for high speed only)
+ * This parameter can be one of the these values:
+ * 0 : do ping inactive
+ * 1 : do ping active
+ * @retval Status
+ */
+
+USBH_StatusTypeDef USBH_LL_SubmitURB (USBH_HandleTypeDef *phost,
+ uint8_t pipe,
+ uint8_t direction ,
+ uint8_t ep_type,
+ uint8_t token,
+ uint8_t* pbuff,
+ uint16_t length,
+ uint8_t do_ping )
+{
+
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_LL_GetURBState
+ * Get a URB state from the low level driver.
+ * @param phost: Host handle
+ * @param pipe: Pipe index
+ * This parameter can be a value from 1 to 15
+ * @retval URB state
+ * This parameter can be one of the these values:
+ * @arg URB_IDLE
+ * @arg URB_DONE
+ * @arg URB_NOTREADY
+ * @arg URB_NYET
+ * @arg URB_ERROR
+ * @arg URB_STALL
+ */
+USBH_URBStateTypeDef USBH_LL_GetURBState (USBH_HandleTypeDef *phost, uint8_t pipe)
+{
+
+}
+
+/**
+ * @brief USBH_LL_DriverVBUS
+ * Drive VBUS.
+ * @param phost: Host handle
+ * @param state : VBUS state
+ * This parameter can be one of the these values:
+ * 0 : VBUS Active
+ * 1 : VBUS Inactive
+ * @retval Status
+ */
+
+USBH_StatusTypeDef USBH_LL_DriverVBUS (USBH_HandleTypeDef *phost, uint8_t state)
+{
+
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_LL_SetToggle
+ * Set toggle for a pipe.
+ * @param phost: Host handle
+ * @param pipe: Pipe index
+ * @param pipe_num: Pipe index
+ * @param toggle: toggle (0/1)
+ * @retval Status
+ */
+USBH_StatusTypeDef USBH_LL_SetToggle (USBH_HandleTypeDef *phost, uint8_t pipe, uint8_t toggle)
+{
+
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_LL_GetToggle
+ * Return the current toggle of a pipe.
+ * @param phost: Host handle
+ * @param pipe: Pipe index
+ * @retval toggle (0/1)
+ */
+uint8_t USBH_LL_GetToggle (USBH_HandleTypeDef *phost, uint8_t pipe)
+{
+ uint8_t toggle = 0;
+
+
+ return toggle;
+}
+/**
+ * @brief USBH_Delay
+ * Delay routine for the USB Host Library
+ * @param Delay: Delay in ms
+ * @retval None
+ */
+void USBH_Delay (uint32_t Delay)
+{
+
+}
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/stmhal/usbhost/Core/Src/usbh_core.c b/stmhal/usbhost/Core/Src/usbh_core.c
new file mode 100644
index 000000000..9d2727a89
--- /dev/null
+++ b/stmhal/usbhost/Core/Src/usbh_core.c
@@ -0,0 +1,936 @@
+/**
+ ******************************************************************************
+ * @file usbh_core.c
+ * @author MCD Application Team
+ * @version V3.0.0
+ * @date 18-February-2014
+ * @brief This file implements the functions for the core state machine process
+ * the enumeration and the control transfer process
+ ******************************************************************************
+ * @attention
+ *
+ * © COPYRIGHT 2014 STMicroelectronics
+ *
+ * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.st.com/software_license_agreement_liberty_v2
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************************
+ */
+/* Includes ------------------------------------------------------------------*/
+
+#include "usbh_core.h"
+
+
+/** @addtogroup USBH_LIB
+ * @{
+ */
+
+/** @addtogroup USBH_LIB_CORE
+ * @{
+ */
+
+/** @defgroup USBH_CORE
+ * @brief TThis file handles the basic enumaration when a device is connected
+ * to the host.
+ * @{
+ */
+
+
+/** @defgroup USBH_CORE_Private_Defines
+ * @{
+ */
+#define USBH_ADDRESS_DEFAULT 0
+#define USBH_ADDRESS_ASSIGNED 1
+#define USBH_MPS_DEFAULT 0x40
+/**
+ * @}
+ */
+
+/** @defgroup USBH_CORE_Private_Macros
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBH_CORE_Private_Variables
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBH_CORE_Private_Functions
+ * @{
+ */
+static USBH_StatusTypeDef USBH_HandleEnum (USBH_HandleTypeDef *phost);
+static void USBH_HandleSof (USBH_HandleTypeDef *phost);
+static USBH_StatusTypeDef DeInitStateMachine(USBH_HandleTypeDef *phost);
+
+#if (USBH_USE_OS == 1)
+static void USBH_Process_OS(void const * argument);
+#endif
+
+/**
+ * @brief HCD_Init
+ * Initialize the HOST Core.
+ * @param phost: Host Handle
+ * @param pUsrFunc: User Callback
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_Init(USBH_HandleTypeDef *phost, void (*pUsrFunc)(USBH_HandleTypeDef *phost, uint8_t ), uint8_t id)
+{
+ /* Check whether the USB Host handle is valid */
+ if(phost == NULL)
+ {
+ USBH_ErrLog("Invalid Host handle");
+ return USBH_FAIL;
+ }
+
+ /* Set DRiver ID */
+ phost->id = id;
+
+ /* Unlink class*/
+ phost->pActiveClass = NULL;
+ phost->ClassNumber = 0;
+
+ /* Restore default states and prepare EP0 */
+ DeInitStateMachine(phost);
+
+ /* Assign User process */
+ if(pUsrFunc != NULL)
+ {
+ phost->pUser = pUsrFunc;
+ }
+
+#if (USBH_USE_OS == 1)
+
+ /* Create USB Host Queue */
+ osMessageQDef(USBH_Queue, 10, uint16_t);
+ phost->os_event = osMessageCreate (osMessageQ(USBH_Queue), NULL);
+
+ /*Create USB Host Task */
+ osThreadDef(USBH_Thread, USBH_Process_OS, USBH_PROCESS_PRIO, 0, 8 * configMINIMAL_STACK_SIZE);
+ phost->thread = osThreadCreate (osThread(USBH_Thread), phost);
+#endif
+
+ /* Initialize low level driver */
+ USBH_LL_Init(phost);
+ return USBH_OK;
+}
+
+/**
+ * @brief HCD_Init
+ * De-Initialize the Host portion of the driver.
+ * @param phost: Host Handle
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_DeInit(USBH_HandleTypeDef *phost)
+{
+ DeInitStateMachine(phost);
+
+ if(phost->pData != NULL)
+ {
+ phost->pActiveClass->pData = NULL;
+ USBH_LL_Stop(phost);
+ }
+
+ return USBH_OK;
+}
+
+/**
+ * @brief DeInitStateMachine
+ * De-Initialize the Host state machine.
+ * @param phost: Host Handle
+ * @retval USBH Status
+ */
+static USBH_StatusTypeDef DeInitStateMachine(USBH_HandleTypeDef *phost)
+{
+ uint32_t i = 0;
+
+ /* Clear Pipes flags*/
+ for ( ; i < USBH_MAX_PIPES_NBR; i++)
+ {
+ phost->Pipes[i] = 0;
+ }
+
+ for(i = 0; i< USBH_MAX_DATA_BUFFER; i++)
+ {
+ phost->device.Data[i] = 0;
+ }
+
+ phost->gState = HOST_IDLE;
+ phost->EnumState = ENUM_IDLE;
+ phost->RequestState = CMD_SEND;
+ phost->Timer = 0;
+
+ phost->Control.state = CTRL_SETUP;
+ phost->Control.pipe_size = USBH_MPS_DEFAULT;
+ phost->Control.errorcount = 0;
+
+ phost->device.address = USBH_ADDRESS_DEFAULT;
+ phost->device.speed = USBH_SPEED_FULL;
+
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_RegisterClass
+ * Link class driver to Host Core.
+ * @param phost : Host Handle
+ * @param pclass: Class handle
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_RegisterClass(USBH_HandleTypeDef *phost, USBH_ClassTypeDef *pclass)
+{
+ USBH_StatusTypeDef status = USBH_OK;
+
+ if(pclass != 0)
+ {
+ if(phost->ClassNumber < USBH_MAX_NUM_SUPPORTED_CLASS)
+ {
+ /* link the class tgo the USB Host handle */
+ phost->pClass[phost->ClassNumber++] = pclass;
+ status = USBH_OK;
+ }
+ else
+ {
+ USBH_ErrLog("Max Class Number reached");
+ status = USBH_FAIL;
+ }
+ }
+ else
+ {
+ USBH_ErrLog("Invalid Class handle");
+ status = USBH_FAIL;
+ }
+
+ return status;
+}
+
+/**
+ * @brief USBH_SelectInterface
+ * Select current interface.
+ * @param phost: Host Handle
+ * @param interface: Interface number
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_SelectInterface(USBH_HandleTypeDef *phost, uint8_t interface)
+{
+ USBH_StatusTypeDef status = USBH_OK;
+
+ if(interface < phost->device.CfgDesc.bNumInterfaces)
+ {
+ phost->device.current_interface = interface;
+ USBH_UsrLog ("Switching to Interface (#%d)", interface);
+ USBH_UsrLog ("Class : %xh", phost->device.CfgDesc.Itf_Desc[interface].bInterfaceClass );
+ USBH_UsrLog ("SubClass : %xh", phost->device.CfgDesc.Itf_Desc[interface].bInterfaceSubClass );
+ USBH_UsrLog ("Protocol : %xh", phost->device.CfgDesc.Itf_Desc[interface].bInterfaceProtocol );
+ }
+ else
+ {
+ USBH_ErrLog ("Cannot Select This Interface.");
+ status = USBH_FAIL;
+ }
+ return status;
+}
+
+/**
+ * @brief USBH_GetActiveClass
+ * Return Device Class.
+ * @param phost: Host Handle
+ * @param interface: Interface index
+ * @retval Class Code
+ */
+uint8_t USBH_GetActiveClass(USBH_HandleTypeDef *phost)
+{
+ return (phost->device.CfgDesc.Itf_Desc[0].bInterfaceClass);
+}
+/**
+ * @brief USBH_FindInterface
+ * Find the interface index for a specific class.
+ * @param phost: Host Handle
+ * @param Class: Class code
+ * @param SubClass: SubClass code
+ * @param Protocol: Protocol code
+ * @retval interface index in the configuration structure
+ * @note : (1)interface index 0xFF means interface index not found
+ */
+uint8_t USBH_FindInterface(USBH_HandleTypeDef *phost, uint8_t Class, uint8_t SubClass, uint8_t Protocol)
+{
+ USBH_InterfaceDescTypeDef *pif ;
+ USBH_CfgDescTypeDef *pcfg ;
+ int8_t if_ix = 0;
+
+ pif = (USBH_InterfaceDescTypeDef *)0;
+ pcfg = &phost->device.CfgDesc;
+
+ if((pif->bInterfaceClass == 0xFF) &&(pif->bInterfaceSubClass == 0xFF) && (pif->bInterfaceProtocol == 0xFF))
+ {
+ return 0xFF;
+ }
+
+ while (if_ix < USBH_MAX_NUM_INTERFACES)
+ {
+ pif = &pcfg->Itf_Desc[if_ix];
+ if(((pif->bInterfaceClass == Class) || (Class == 0xFF))&&
+ ((pif->bInterfaceSubClass == SubClass) || (SubClass == 0xFF))&&
+ ((pif->bInterfaceProtocol == Protocol) || (Protocol == 0xFF)))
+ {
+ return if_ix;
+ }
+ if_ix++;
+ }
+ return 0xFF;
+}
+
+/**
+ * @brief USBH_FindInterfaceIndex
+ * Find the interface index for a specific class interface and alternate setting number.
+ * @param phost: Host Handle
+ * @param interface_number: interface number
+ * @param alt_settings : alaternate setting number
+ * @retval interface index in the configuration structure
+ * @note : (1)interface index 0xFF means interface index not found
+ */
+uint8_t USBH_FindInterfaceIndex(USBH_HandleTypeDef *phost, uint8_t interface_number, uint8_t alt_settings)
+{
+ USBH_InterfaceDescTypeDef *pif ;
+ USBH_CfgDescTypeDef *pcfg ;
+ int8_t if_ix = 0;
+
+ pif = (USBH_InterfaceDescTypeDef *)0;
+ pcfg = &phost->device.CfgDesc;
+
+ while (if_ix < USBH_MAX_NUM_INTERFACES)
+ {
+ pif = &pcfg->Itf_Desc[if_ix];
+ if((pif->bInterfaceNumber == interface_number) && (pif->bAlternateSetting == alt_settings))
+ {
+ return if_ix;
+ }
+ if_ix++;
+ }
+ return 0xFF;
+}
+
+/**
+ * @brief USBH_Start
+ * Start the USB Host Core.
+ * @param phost: Host Handle
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_Start (USBH_HandleTypeDef *phost)
+{
+ /* Start the low level driver */
+ USBH_LL_Start(phost);
+
+ /* Activate VBUS on the port */
+ USBH_LL_DriverVBUS (phost, TRUE);
+
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_Stop
+ * Stop the USB Host Core.
+ * @param phost: Host Handle
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_Stop (USBH_HandleTypeDef *phost)
+{
+ /* Stop and cleanup the low level driver */
+ USBH_LL_Stop(phost);
+
+ /* DeActivate VBUS on the port */
+ USBH_LL_DriverVBUS (phost, FALSE);
+
+ /* FRee Control Pipes */
+ USBH_FreePipe (phost, phost->Control.pipe_in);
+ USBH_FreePipe (phost, phost->Control.pipe_out);
+
+ return USBH_OK;
+}
+
+/**
+ * @brief HCD_ReEnumerate
+ * Perform a new Enumeration phase.
+ * @param phost: Host Handle
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_ReEnumerate (USBH_HandleTypeDef *phost)
+{
+ /*Stop Host */
+ USBH_Stop(phost);
+
+ /*Device has disconnected, so wait for 200 ms */
+ USBH_Delay(200);
+
+ /* Set State machines in default state */
+ DeInitStateMachine(phost);
+
+ /* Start again the host */
+ USBH_Start(phost);
+
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_PORT_EVENT, 0);
+#endif
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_Process
+ * Background process of the USB Core.
+ * @param phost: Host Handle
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_Process(USBH_HandleTypeDef *phost)
+{
+ __IO USBH_StatusTypeDef status = USBH_FAIL;
+ uint8_t idx = 0;
+
+ switch (phost->gState)
+ {
+ case HOST_IDLE :
+
+ if (phost->device.is_connected)
+ {
+ /* Wait for 200 ms after connection */
+ phost->gState = HOST_DEV_WAIT_FOR_ATTACHMENT;
+ USBH_Delay(200);
+ USBH_LL_ResetPort(phost);
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_PORT_EVENT, 0);
+#endif
+ }
+ break;
+
+ case HOST_DEV_WAIT_FOR_ATTACHMENT:
+ break;
+
+ case HOST_DEV_ATTACHED :
+
+ USBH_UsrLog("USB Device Attached");
+
+ /* Wait for 100 ms after Reset */
+ USBH_Delay(100);
+
+ phost->device.speed = USBH_LL_GetSpeed(phost);
+
+ phost->gState = HOST_ENUMERATION;
+
+ phost->Control.pipe_out = USBH_AllocPipe (phost, 0x00);
+ phost->Control.pipe_in = USBH_AllocPipe (phost, 0x80);
+
+
+ /* Open Control pipes */
+ USBH_OpenPipe (phost,
+ phost->Control.pipe_in,
+ 0x80,
+ phost->device.address,
+ phost->device.speed,
+ USBH_EP_CONTROL,
+ phost->Control.pipe_size);
+
+ /* Open Control pipes */
+ USBH_OpenPipe (phost,
+ phost->Control.pipe_out,
+ 0x00,
+ phost->device.address,
+ phost->device.speed,
+ USBH_EP_CONTROL,
+ phost->Control.pipe_size);
+
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_PORT_EVENT, 0);
+#endif
+
+ break;
+
+ case HOST_ENUMERATION:
+ /* Check for enumeration status */
+ if ( USBH_HandleEnum(phost) == USBH_OK)
+ {
+ /* The function shall return USBH_OK when full enumeration is complete */
+ USBH_UsrLog ("Enumeration done.");
+ phost->device.current_interface = 0;
+ if(phost->device.DevDesc.bNumConfigurations == 1)
+ {
+ USBH_UsrLog ("This device has only 1 configuration.");
+ phost->gState = HOST_SET_CONFIGURATION;
+
+ }
+ else
+ {
+ phost->gState = HOST_INPUT;
+ }
+
+ }
+ break;
+
+ case HOST_INPUT:
+ {
+ /* user callback for end of device basic enumeration */
+ if(phost->pUser != NULL)
+ {
+ phost->pUser(phost, HOST_USER_SELECT_CONFIGURATION);
+ phost->gState = HOST_SET_CONFIGURATION;
+
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_STATE_CHANGED_EVENT, 0);
+#endif
+ }
+ }
+ break;
+
+ case HOST_SET_CONFIGURATION:
+ /* set configuration */
+ if (USBH_SetCfg(phost, phost->device.CfgDesc.bConfigurationValue) == USBH_OK)
+ {
+ phost->gState = HOST_CHECK_CLASS;
+ USBH_UsrLog ("Default configuration set.");
+
+ }
+
+ break;
+
+ case HOST_CHECK_CLASS:
+
+ if(phost->ClassNumber == 0)
+ {
+ USBH_UsrLog ("No Class has been registered.");
+ }
+ else
+ {
+ phost->pActiveClass = NULL;
+
+ for (idx = 0; idx < USBH_MAX_NUM_SUPPORTED_CLASS ; idx ++)
+ {
+ if(phost->pClass[idx]->ClassCode == phost->device.CfgDesc.Itf_Desc[0].bInterfaceClass)
+ {
+ phost->pActiveClass = phost->pClass[idx];
+ }
+ }
+
+ if(phost->pActiveClass != NULL)
+ {
+ if(phost->pActiveClass->Init(phost)== USBH_OK)
+ {
+ phost->gState = HOST_CLASS_REQUEST;
+ USBH_UsrLog ("%s class started.", phost->pActiveClass->Name);
+
+ /* Inform user that a class has been activated */
+ phost->pUser(phost, HOST_USER_CLASS_SELECTED);
+ }
+ else
+ {
+ phost->gState = HOST_ABORT_STATE;
+ USBH_UsrLog ("Device not supporting %s class.", phost->pActiveClass->Name);
+ }
+ }
+ else
+ {
+ phost->gState = HOST_ABORT_STATE;
+ USBH_UsrLog ("No registered class for this device.");
+ }
+ }
+
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_STATE_CHANGED_EVENT, 0);
+#endif
+ break;
+
+ case HOST_CLASS_REQUEST:
+ /* process class standard contol requests state machine */
+
+ if(phost->pActiveClass != NULL)
+ {
+ status = phost->pActiveClass->Requests(phost);
+
+ if(status == USBH_OK)
+ {
+ phost->gState = HOST_CLASS;
+ }
+ }
+ else
+ {
+ phost->gState = HOST_ABORT_STATE;
+ USBH_ErrLog ("Invalid Class Driver.");
+
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_STATE_CHANGED_EVENT, 0);
+#endif
+ }
+
+ break;
+ case HOST_CLASS:
+ /* process class state machine */
+ if(phost->pActiveClass != NULL)
+ {
+ phost->pActiveClass->BgndProcess(phost);
+ }
+ break;
+
+ case HOST_DEV_DISCONNECTED :
+
+ DeInitStateMachine(phost);
+
+ /* Re-Initilaize Host for new Enumeration */
+ if(phost->pActiveClass != NULL)
+ {
+ phost->pActiveClass->DeInit(phost);
+ phost->pActiveClass = NULL;
+ }
+ break;
+
+ case HOST_ABORT_STATE:
+ default :
+ break;
+ }
+ return USBH_OK;
+}
+
+
+/**
+ * @brief USBH_HandleEnum
+ * This function includes the complete enumeration process
+ * @param phost: Host Handle
+ * @retval USBH_Status
+ */
+static USBH_StatusTypeDef USBH_HandleEnum (USBH_HandleTypeDef *phost)
+{
+ USBH_StatusTypeDef Status = USBH_BUSY;
+
+ switch (phost->EnumState)
+ {
+ case ENUM_IDLE:
+ /* Get Device Desc for only 1st 8 bytes : To get EP0 MaxPacketSize */
+ if ( USBH_Get_DevDesc(phost, 8) == USBH_OK)
+ {
+ phost->Control.pipe_size = phost->device.DevDesc.bMaxPacketSize;
+
+ phost->EnumState = ENUM_GET_FULL_DEV_DESC;
+
+ /* modify control channels configuration for MaxPacket size */
+ USBH_OpenPipe (phost,
+ phost->Control.pipe_in,
+ 0x80,
+ phost->device.address,
+ phost->device.speed,
+ USBH_EP_CONTROL,
+ phost->Control.pipe_size);
+
+ /* Open Control pipes */
+ USBH_OpenPipe (phost,
+ phost->Control.pipe_out,
+ 0x00,
+ phost->device.address,
+ phost->device.speed,
+ USBH_EP_CONTROL,
+ phost->Control.pipe_size);
+
+ }
+ break;
+
+ case ENUM_GET_FULL_DEV_DESC:
+ /* Get FULL Device Desc */
+ if ( USBH_Get_DevDesc(phost, USB_DEVICE_DESC_SIZE)== USBH_OK)
+ {
+ USBH_UsrLog("PID: %xh", phost->device.DevDesc.idProduct );
+ USBH_UsrLog("VID: %xh", phost->device.DevDesc.idVendor );
+
+ phost->EnumState = ENUM_SET_ADDR;
+
+ }
+ break;
+
+ case ENUM_SET_ADDR:
+ /* set address */
+ if ( USBH_SetAddress(phost, USBH_DEVICE_ADDRESS) == USBH_OK)
+ {
+ USBH_Delay(2);
+ phost->device.address = USBH_DEVICE_ADDRESS;
+
+ /* user callback for device address assigned */
+ USBH_UsrLog("Address (#%d) assigned.", phost->device.address);
+ phost->EnumState = ENUM_GET_CFG_DESC;
+
+ /* modify control channels to update device address */
+ USBH_OpenPipe (phost,
+ phost->Control.pipe_in,
+ 0x80,
+ phost->device.address,
+ phost->device.speed,
+ USBH_EP_CONTROL,
+ phost->Control.pipe_size);
+
+ /* Open Control pipes */
+ USBH_OpenPipe (phost,
+ phost->Control.pipe_out,
+ 0x00,
+ phost->device.address,
+ phost->device.speed,
+ USBH_EP_CONTROL,
+ phost->Control.pipe_size);
+ }
+ break;
+
+ case ENUM_GET_CFG_DESC:
+ /* get standard configuration descriptor */
+ if ( USBH_Get_CfgDesc(phost,
+ USB_CONFIGURATION_DESC_SIZE) == USBH_OK)
+ {
+ phost->EnumState = ENUM_GET_FULL_CFG_DESC;
+ }
+ break;
+
+ case ENUM_GET_FULL_CFG_DESC:
+ /* get FULL config descriptor (config, interface, endpoints) */
+ if (USBH_Get_CfgDesc(phost,
+ phost->device.CfgDesc.wTotalLength) == USBH_OK)
+ {
+ phost->EnumState = ENUM_GET_MFC_STRING_DESC;
+ }
+ break;
+
+ case ENUM_GET_MFC_STRING_DESC:
+ if (phost->device.DevDesc.iManufacturer != 0)
+ { /* Check that Manufacturer String is available */
+
+ if ( USBH_Get_StringDesc(phost,
+ phost->device.DevDesc.iManufacturer,
+ phost->device.Data ,
+ 0xff) == USBH_OK)
+ {
+ /* User callback for Manufacturing string */
+ USBH_UsrLog("Manufacturer : %s", (char *)phost->device.Data);
+ phost->EnumState = ENUM_GET_PRODUCT_STRING_DESC;
+
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_STATE_CHANGED_EVENT, 0);
+#endif
+ }
+ }
+ else
+ {
+ USBH_UsrLog("Manufacturer : N/A");
+ phost->EnumState = ENUM_GET_PRODUCT_STRING_DESC;
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_STATE_CHANGED_EVENT, 0);
+#endif
+ }
+ break;
+
+ case ENUM_GET_PRODUCT_STRING_DESC:
+ if (phost->device.DevDesc.iProduct != 0)
+ { /* Check that Product string is available */
+ if ( USBH_Get_StringDesc(phost,
+ phost->device.DevDesc.iProduct,
+ phost->device.Data,
+ 0xff) == USBH_OK)
+ {
+ /* User callback for Product string */
+ USBH_UsrLog("Product : %s", (char *)phost->device.Data);
+ phost->EnumState = ENUM_GET_SERIALNUM_STRING_DESC;
+ }
+ }
+ else
+ {
+ USBH_UsrLog("Product : N/A");
+ phost->EnumState = ENUM_GET_SERIALNUM_STRING_DESC;
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_STATE_CHANGED_EVENT, 0);
+#endif
+ }
+ break;
+
+ case ENUM_GET_SERIALNUM_STRING_DESC:
+ if (phost->device.DevDesc.iSerialNumber != 0)
+ { /* Check that Serial number string is available */
+ if ( USBH_Get_StringDesc(phost,
+ phost->device.DevDesc.iSerialNumber,
+ phost->device.Data,
+ 0xff) == USBH_OK)
+ {
+ /* User callback for Serial number string */
+ USBH_UsrLog("Serial Number : %s", (char *)phost->device.Data);
+ Status = USBH_OK;
+ }
+ }
+ else
+ {
+ USBH_UsrLog("Serial Number : N/A");
+ Status = USBH_OK;
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_STATE_CHANGED_EVENT, 0);
+#endif
+ }
+ break;
+
+ default:
+ break;
+ }
+ return Status;
+}
+
+/**
+ * @brief USBH_LL_SetTimer
+ * Set the initial Host Timer tick
+ * @param phost: Host Handle
+ * @retval None
+ */
+void USBH_LL_SetTimer (USBH_HandleTypeDef *phost, uint32_t time)
+{
+ phost->Timer = time;
+}
+/**
+ * @brief USBH_LL_IncTimer
+ * Increment Host Timer tick
+ * @param phost: Host Handle
+ * @retval None
+ */
+void USBH_LL_IncTimer (USBH_HandleTypeDef *phost)
+{
+ phost->Timer ++;
+ USBH_HandleSof(phost);
+}
+
+/**
+ * @brief USBH_HandleSof
+ * Call SOF process
+ * @param phost: Host Handle
+ * @retval None
+ */
+void USBH_HandleSof (USBH_HandleTypeDef *phost)
+{
+ if((phost->gState == HOST_CLASS)&&(phost->pActiveClass != NULL))
+ {
+ phost->pActiveClass->SOFProcess(phost);
+ }
+}
+/**
+ * @brief USBH_LL_Connect
+ * Handle USB Host connexion event
+ * @param phost: Host Handle
+ * @retval USBH_Status
+ */
+USBH_StatusTypeDef USBH_LL_Connect (USBH_HandleTypeDef *phost)
+{
+ if(phost->gState == HOST_IDLE )
+ {
+ phost->device.is_connected = 1;
+ phost->gState = HOST_IDLE ;
+
+ if(phost->pUser != NULL)
+ {
+ phost->pUser(phost, HOST_USER_CONNECTION);
+ }
+ }
+ else if(phost->gState == HOST_DEV_WAIT_FOR_ATTACHMENT )
+ {
+ phost->gState = HOST_DEV_ATTACHED ;
+ }
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_PORT_EVENT, 0);
+#endif
+
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_LL_Disconnect
+ * Handle USB Host disconnexion event
+ * @param phost: Host Handle
+ * @retval USBH_Status
+ */
+USBH_StatusTypeDef USBH_LL_Disconnect (USBH_HandleTypeDef *phost)
+{
+ /*Stop Host */
+ USBH_LL_Stop(phost);
+
+ /* FRee Control Pipes */
+ USBH_FreePipe (phost, phost->Control.pipe_in);
+ USBH_FreePipe (phost, phost->Control.pipe_out);
+
+ phost->device.is_connected = 0;
+
+ if(phost->pUser != NULL)
+ {
+ phost->pUser(phost, HOST_USER_DISCONNECTION);
+ }
+ USBH_UsrLog("USB Device disconnected");
+
+ /* Start the low level driver */
+ USBH_LL_Start(phost);
+
+ phost->gState = HOST_DEV_DISCONNECTED;
+
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_PORT_EVENT, 0);
+#endif
+
+ return USBH_OK;
+}
+
+
+#if (USBH_USE_OS == 1)
+/**
+ * @brief USB Host Thread task
+ * @param pvParameters not used
+ * @retval None
+ */
+static void USBH_Process_OS(void const * argument)
+{
+ osEvent event;
+
+ for(;;)
+ {
+ event = osMessageGet(((USBH_HandleTypeDef *)argument)->os_event, osWaitForever );
+
+ if( event.status == osEventMessage )
+ {
+ USBH_Process((USBH_HandleTypeDef *)argument);
+ }
+ }
+}
+
+/**
+* @brief USBH_LL_NotifyURBChange
+* Notify URB state Change
+* @param phost: Host handle
+* @retval USBH Status
+*/
+USBH_StatusTypeDef USBH_LL_NotifyURBChange (USBH_HandleTypeDef *phost)
+{
+ osMessagePut ( phost->os_event, USBH_URB_EVENT, 0);
+ return USBH_OK;
+}
+#endif
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/stmhal/usbhost/Core/Src/usbh_ctlreq.c b/stmhal/usbhost/Core/Src/usbh_ctlreq.c
new file mode 100644
index 000000000..58bc34d64
--- /dev/null
+++ b/stmhal/usbhost/Core/Src/usbh_ctlreq.c
@@ -0,0 +1,881 @@
+/**
+ ******************************************************************************
+ * @file usbh_ctlreq.c
+ * @author MCD Application Team
+ * @version V3.0.0
+ * @date 18-February-2014
+ * @brief This file implements the control requests for device enumeration
+ ******************************************************************************
+ * @attention
+ *
+ * © COPYRIGHT 2014 STMicroelectronics
+ *
+ * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.st.com/software_license_agreement_liberty_v2
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************************
+ */
+/* Includes ------------------------------------------------------------------*/
+
+#include "usbh_ctlreq.h"
+
+/** @addtogroup USBH_LIB
+* @{
+*/
+
+/** @addtogroup USBH_LIB_CORE
+* @{
+*/
+
+/** @defgroup USBH_CTLREQ
+* @brief This file implements the standard requests for device enumeration
+* @{
+*/
+
+
+/** @defgroup USBH_CTLREQ_Private_Defines
+* @{
+*/
+/**
+* @}
+*/
+
+
+/** @defgroup USBH_CTLREQ_Private_TypesDefinitions
+* @{
+*/
+/**
+* @}
+*/
+
+
+
+/** @defgroup USBH_CTLREQ_Private_Macros
+* @{
+*/
+/**
+* @}
+*/
+
+
+/** @defgroup USBH_CTLREQ_Private_Variables
+* @{
+*/
+/**
+* @}
+*/
+
+/** @defgroup USBH_CTLREQ_Private_FunctionPrototypes
+* @{
+*/
+static USBH_StatusTypeDef USBH_HandleControl (USBH_HandleTypeDef *phost);
+
+static void USBH_ParseDevDesc (USBH_DevDescTypeDef* , uint8_t *buf, uint16_t length);
+
+static void USBH_ParseCfgDesc (USBH_CfgDescTypeDef* cfg_desc,
+ uint8_t *buf,
+ uint16_t length);
+
+
+static void USBH_ParseEPDesc (USBH_EpDescTypeDef *ep_descriptor, uint8_t *buf);
+static void USBH_ParseStringDesc (uint8_t* psrc, uint8_t* pdest, uint16_t length);
+static void USBH_ParseInterfaceDesc (USBH_InterfaceDescTypeDef *if_descriptor, uint8_t *buf);
+
+
+/**
+* @}
+*/
+
+
+/** @defgroup USBH_CTLREQ_Private_Functions
+* @{
+*/
+
+
+/**
+ * @brief USBH_Get_DevDesc
+ * Issue Get Device Descriptor command to the device. Once the response
+ * received, it parses the device descriptor and updates the status.
+ * @param phost: Host Handle
+ * @param length: Length of the descriptor
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_Get_DevDesc(USBH_HandleTypeDef *phost, uint8_t length)
+{
+ USBH_StatusTypeDef status;
+
+ if((status = USBH_GetDescriptor(phost,
+ USB_REQ_RECIPIENT_DEVICE | USB_REQ_TYPE_STANDARD,
+ USB_DESC_DEVICE,
+ phost->device.Data,
+ length)) == USBH_OK)
+ {
+ /* Commands successfully sent and Response Received */
+ USBH_ParseDevDesc(&phost->device.DevDesc, phost->device.Data, length);
+ }
+ return status;
+}
+
+/**
+ * @brief USBH_Get_CfgDesc
+ * Issues Configuration Descriptor to the device. Once the response
+ * received, it parses the configuartion descriptor and updates the
+ * status.
+ * @param phost: Host Handle
+ * @param length: Length of the descriptor
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_Get_CfgDesc(USBH_HandleTypeDef *phost,
+ uint16_t length)
+
+{
+ USBH_StatusTypeDef status;
+ uint8_t *pData;
+#if (USBH_KEEP_CFG_DESCRIPTOR == 1)
+ pData = phost->device.CfgDesc_Raw;
+#else
+ pData = phost->device.Data;
+#endif
+ if((status = USBH_GetDescriptor(phost,
+ USB_REQ_RECIPIENT_DEVICE | USB_REQ_TYPE_STANDARD,
+ USB_DESC_CONFIGURATION,
+ pData,
+ length)) == USBH_OK)
+ {
+
+ /* Commands successfully sent and Response Received */
+ USBH_ParseCfgDesc (&phost->device.CfgDesc,
+ pData,
+ length);
+
+ }
+ return status;
+}
+
+
+/**
+ * @brief USBH_Get_StringDesc
+ * Issues string Descriptor command to the device. Once the response
+ * received, it parses the string descriptor and updates the status.
+ * @param phost: Host Handle
+ * @param string_index: String index for the descriptor
+ * @param buff: Buffer address for the descriptor
+ * @param length: Length of the descriptor
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_Get_StringDesc(USBH_HandleTypeDef *phost,
+ uint8_t string_index,
+ uint8_t *buff,
+ uint16_t length)
+{
+ USBH_StatusTypeDef status;
+ if((status = USBH_GetDescriptor(phost,
+ USB_REQ_RECIPIENT_DEVICE | USB_REQ_TYPE_STANDARD,
+ USB_DESC_STRING | string_index,
+ phost->device.Data,
+ length)) == USBH_OK)
+ {
+ /* Commands successfully sent and Response Received */
+ USBH_ParseStringDesc(phost->device.Data,buff, length);
+ }
+ return status;
+}
+
+/**
+ * @brief USBH_GetDescriptor
+ * Issues Descriptor command to the device. Once the response received,
+ * it parses the descriptor and updates the status.
+ * @param phost: Host Handle
+ * @param req_type: Descriptor type
+ * @param value_idx: wValue for the GetDescriptr request
+ * @param buff: Buffer to store the descriptor
+ * @param length: Length of the descriptor
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_GetDescriptor(USBH_HandleTypeDef *phost,
+ uint8_t req_type,
+ uint16_t value_idx,
+ uint8_t* buff,
+ uint16_t length )
+{
+ if(phost->RequestState == CMD_SEND)
+ {
+ phost->Control.setup.b.bmRequestType = USB_D2H | req_type;
+ phost->Control.setup.b.bRequest = USB_REQ_GET_DESCRIPTOR;
+ phost->Control.setup.b.wValue.w = value_idx;
+
+ if ((value_idx & 0xff00) == USB_DESC_STRING)
+ {
+ phost->Control.setup.b.wIndex.w = 0x0409;
+ }
+ else
+ {
+ phost->Control.setup.b.wIndex.w = 0;
+ }
+ phost->Control.setup.b.wLength.w = length;
+ }
+ return USBH_CtlReq(phost, buff , length );
+}
+
+/**
+ * @brief USBH_SetAddress
+ * This command sets the address to the connected device
+ * @param phost: Host Handle
+ * @param DeviceAddress: Device address to assign
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_SetAddress(USBH_HandleTypeDef *phost,
+ uint8_t DeviceAddress)
+{
+ if(phost->RequestState == CMD_SEND)
+ {
+ phost->Control.setup.b.bmRequestType = USB_H2D | USB_REQ_RECIPIENT_DEVICE | \
+ USB_REQ_TYPE_STANDARD;
+
+ phost->Control.setup.b.bRequest = USB_REQ_SET_ADDRESS;
+
+ phost->Control.setup.b.wValue.w = (uint16_t)DeviceAddress;
+ phost->Control.setup.b.wIndex.w = 0;
+ phost->Control.setup.b.wLength.w = 0;
+ }
+ return USBH_CtlReq(phost, 0 , 0 );
+}
+
+/**
+ * @brief USBH_SetCfg
+ * The command sets the configuration value to the connected device
+ * @param phost: Host Handle
+ * @param cfg_idx: Configuration value
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_SetCfg(USBH_HandleTypeDef *phost,
+ uint16_t cfg_idx)
+{
+ if(phost->RequestState == CMD_SEND)
+ {
+ phost->Control.setup.b.bmRequestType = USB_H2D | USB_REQ_RECIPIENT_DEVICE |\
+ USB_REQ_TYPE_STANDARD;
+ phost->Control.setup.b.bRequest = USB_REQ_SET_CONFIGURATION;
+ phost->Control.setup.b.wValue.w = cfg_idx;
+ phost->Control.setup.b.wIndex.w = 0;
+ phost->Control.setup.b.wLength.w = 0;
+ }
+
+ return USBH_CtlReq(phost, 0 , 0 );
+}
+
+/**
+ * @brief USBH_SetInterface
+ * The command sets the Interface value to the connected device
+ * @param phost: Host Handle
+ * @param altSetting: Interface value
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_SetInterface(USBH_HandleTypeDef *phost,
+ uint8_t ep_num, uint8_t altSetting)
+{
+
+ if(phost->RequestState == CMD_SEND)
+ {
+ phost->Control.setup.b.bmRequestType = USB_H2D | USB_REQ_RECIPIENT_INTERFACE | \
+ USB_REQ_TYPE_STANDARD;
+
+ phost->Control.setup.b.bRequest = USB_REQ_SET_INTERFACE;
+ phost->Control.setup.b.wValue.w = altSetting;
+ phost->Control.setup.b.wIndex.w = ep_num;
+ phost->Control.setup.b.wLength.w = 0;
+ }
+ return USBH_CtlReq(phost, 0 , 0 );
+}
+
+/**
+ * @brief USBH_ClrFeature
+ * This request is used to clear or disable a specific feature.
+ * @param phost: Host Handle
+ * @param ep_num: endpoint number
+ * @param hc_num: Host channel number
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_ClrFeature(USBH_HandleTypeDef *phost,
+ uint8_t ep_num)
+{
+ if(phost->RequestState == CMD_SEND)
+ {
+ phost->Control.setup.b.bmRequestType = USB_H2D |
+ USB_REQ_RECIPIENT_ENDPOINT |
+ USB_REQ_TYPE_STANDARD;
+
+ phost->Control.setup.b.bRequest = USB_REQ_CLEAR_FEATURE;
+ phost->Control.setup.b.wValue.w = FEATURE_SELECTOR_ENDPOINT;
+ phost->Control.setup.b.wIndex.w = ep_num;
+ phost->Control.setup.b.wLength.w = 0;
+ }
+ return USBH_CtlReq(phost, 0 , 0 );
+}
+
+/**
+ * @brief USBH_ParseDevDesc
+ * This function Parses the device descriptor
+ * @param dev_desc: device_descriptor destinaton address
+ * @param buf: Buffer where the source descriptor is available
+ * @param length: Length of the descriptor
+ * @retval None
+ */
+static void USBH_ParseDevDesc (USBH_DevDescTypeDef* dev_desc,
+ uint8_t *buf,
+ uint16_t length)
+{
+ dev_desc->bLength = *(uint8_t *) (buf + 0);
+ dev_desc->bDescriptorType = *(uint8_t *) (buf + 1);
+ dev_desc->bcdUSB = LE16 (buf + 2);
+ dev_desc->bDeviceClass = *(uint8_t *) (buf + 4);
+ dev_desc->bDeviceSubClass = *(uint8_t *) (buf + 5);
+ dev_desc->bDeviceProtocol = *(uint8_t *) (buf + 6);
+ dev_desc->bMaxPacketSize = *(uint8_t *) (buf + 7);
+
+ if (length > 8)
+ { /* For 1st time after device connection, Host may issue only 8 bytes for
+ Device Descriptor Length */
+ dev_desc->idVendor = LE16 (buf + 8);
+ dev_desc->idProduct = LE16 (buf + 10);
+ dev_desc->bcdDevice = LE16 (buf + 12);
+ dev_desc->iManufacturer = *(uint8_t *) (buf + 14);
+ dev_desc->iProduct = *(uint8_t *) (buf + 15);
+ dev_desc->iSerialNumber = *(uint8_t *) (buf + 16);
+ dev_desc->bNumConfigurations = *(uint8_t *) (buf + 17);
+ }
+}
+
+/**
+ * @brief USBH_ParseCfgDesc
+ * This function Parses the configuration descriptor
+ * @param cfg_desc: Configuration Descriptor address
+ * @param buf: Buffer where the source descriptor is available
+ * @param length: Length of the descriptor
+ * @retval None
+ */
+static void USBH_ParseCfgDesc (USBH_CfgDescTypeDef* cfg_desc,
+ uint8_t *buf,
+ uint16_t length)
+{
+ USBH_InterfaceDescTypeDef *pif ;
+ USBH_EpDescTypeDef *pep;
+ USBH_DescHeader_t *pdesc = (USBH_DescHeader_t *)buf;
+ uint16_t ptr;
+ int8_t if_ix = 0;
+ int8_t ep_ix = 0;
+
+ pdesc = (USBH_DescHeader_t *)buf;
+
+ /* Parse configuration descriptor */
+ cfg_desc->bLength = *(uint8_t *) (buf + 0);
+ cfg_desc->bDescriptorType = *(uint8_t *) (buf + 1);
+ cfg_desc->wTotalLength = LE16 (buf + 2);
+ cfg_desc->bNumInterfaces = *(uint8_t *) (buf + 4);
+ cfg_desc->bConfigurationValue = *(uint8_t *) (buf + 5);
+ cfg_desc->iConfiguration = *(uint8_t *) (buf + 6);
+ cfg_desc->bmAttributes = *(uint8_t *) (buf + 7);
+ cfg_desc->bMaxPower = *(uint8_t *) (buf + 8);
+
+
+ if (length > USB_CONFIGURATION_DESC_SIZE)
+ {
+ ptr = USB_LEN_CFG_DESC;
+ pif = (USBH_InterfaceDescTypeDef *)0;
+
+
+ while ((if_ix < USBH_MAX_NUM_INTERFACES ) && (ptr < cfg_desc->wTotalLength))
+ {
+ pdesc = USBH_GetNextDesc((uint8_t *)pdesc, &ptr);
+ if (pdesc->bDescriptorType == USB_DESC_TYPE_INTERFACE)
+ {
+ pif = &cfg_desc->Itf_Desc[if_ix];
+ USBH_ParseInterfaceDesc (pif, (uint8_t *)pdesc);
+
+ ep_ix = 0;
+ pep = (USBH_EpDescTypeDef *)0;
+ while ((ep_ix < pif->bNumEndpoints) && (ptr < cfg_desc->wTotalLength))
+ {
+ pdesc = USBH_GetNextDesc((void* )pdesc, &ptr);
+ if (pdesc->bDescriptorType == USB_DESC_TYPE_ENDPOINT)
+ {
+ pep = &cfg_desc->Itf_Desc[if_ix].Ep_Desc[ep_ix];
+ USBH_ParseEPDesc (pep, (uint8_t *)pdesc);
+ ep_ix++;
+ }
+ }
+ if_ix++;
+ }
+ }
+ }
+}
+
+
+
+/**
+ * @brief USBH_ParseInterfaceDesc
+ * This function Parses the interface descriptor
+ * @param if_descriptor : Interface descriptor destination
+ * @param buf: Buffer where the descriptor data is available
+ * @retval None
+ */
+static void USBH_ParseInterfaceDesc (USBH_InterfaceDescTypeDef *if_descriptor,
+ uint8_t *buf)
+{
+ if_descriptor->bLength = *(uint8_t *) (buf + 0);
+ if_descriptor->bDescriptorType = *(uint8_t *) (buf + 1);
+ if_descriptor->bInterfaceNumber = *(uint8_t *) (buf + 2);
+ if_descriptor->bAlternateSetting = *(uint8_t *) (buf + 3);
+ if_descriptor->bNumEndpoints = *(uint8_t *) (buf + 4);
+ if_descriptor->bInterfaceClass = *(uint8_t *) (buf + 5);
+ if_descriptor->bInterfaceSubClass = *(uint8_t *) (buf + 6);
+ if_descriptor->bInterfaceProtocol = *(uint8_t *) (buf + 7);
+ if_descriptor->iInterface = *(uint8_t *) (buf + 8);
+}
+
+/**
+ * @brief USBH_ParseEPDesc
+ * This function Parses the endpoint descriptor
+ * @param ep_descriptor: Endpoint descriptor destination address
+ * @param buf: Buffer where the parsed descriptor stored
+ * @retval None
+ */
+static void USBH_ParseEPDesc (USBH_EpDescTypeDef *ep_descriptor,
+ uint8_t *buf)
+{
+
+ ep_descriptor->bLength = *(uint8_t *) (buf + 0);
+ ep_descriptor->bDescriptorType = *(uint8_t *) (buf + 1);
+ ep_descriptor->bEndpointAddress = *(uint8_t *) (buf + 2);
+ ep_descriptor->bmAttributes = *(uint8_t *) (buf + 3);
+ ep_descriptor->wMaxPacketSize = LE16 (buf + 4);
+ ep_descriptor->bInterval = *(uint8_t *) (buf + 6);
+}
+
+/**
+ * @brief USBH_ParseStringDesc
+ * This function Parses the string descriptor
+ * @param psrc: Source pointer containing the descriptor data
+ * @param pdest: Destination address pointer
+ * @param length: Length of the descriptor
+ * @retval None
+ */
+static void USBH_ParseStringDesc (uint8_t* psrc,
+ uint8_t* pdest,
+ uint16_t length)
+{
+ uint16_t strlength;
+ uint16_t idx;
+
+ /* The UNICODE string descriptor is not NULL-terminated. The string length is
+ computed by substracting two from the value of the first byte of the descriptor.
+ */
+
+ /* Check which is lower size, the Size of string or the length of bytes read
+ from the device */
+
+ if ( psrc[1] == USB_DESC_TYPE_STRING)
+ { /* Make sure the Descriptor is String Type */
+
+ /* psrc[0] contains Size of Descriptor, subtract 2 to get the length of string */
+ strlength = ( ( (psrc[0]-2) <= length) ? (psrc[0]-2) :length);
+ psrc += 2; /* Adjust the offset ignoring the String Len and Descriptor type */
+
+ for (idx = 0; idx < strlength; idx+=2 )
+ {/* Copy Only the string and ignore the UNICODE ID, hence add the src */
+ *pdest = psrc[idx];
+ pdest++;
+ }
+ *pdest = 0; /* mark end of string */
+ }
+}
+
+/**
+ * @brief USBH_GetNextDesc
+ * This function return the next descriptor header
+ * @param buf: Buffer where the cfg descriptor is available
+ * @param ptr: data popinter inside the cfg descriptor
+ * @retval next header
+ */
+USBH_DescHeader_t *USBH_GetNextDesc (uint8_t *pbuf, uint16_t *ptr)
+{
+ USBH_DescHeader_t *pnext;
+
+ *ptr += ((USBH_DescHeader_t *)pbuf)->bLength;
+ pnext = (USBH_DescHeader_t *)((uint8_t *)pbuf + \
+ ((USBH_DescHeader_t *)pbuf)->bLength);
+
+ return(pnext);
+}
+
+
+/**
+ * @brief USBH_CtlReq
+ * USBH_CtlReq sends a control request and provide the status after
+ * completion of the request
+ * @param phost: Host Handle
+ * @param req: Setup Request Structure
+ * @param buff: data buffer address to store the response
+ * @param length: length of the response
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_CtlReq (USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint16_t length)
+{
+ USBH_StatusTypeDef status;
+ status = USBH_BUSY;
+
+ switch (phost->RequestState)
+ {
+ case CMD_SEND:
+ /* Start a SETUP transfer */
+ phost->Control.buff = buff;
+ phost->Control.length = length;
+ phost->Control.state = CTRL_SETUP;
+ phost->RequestState = CMD_WAIT;
+ status = USBH_BUSY;
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_CONTROL_EVENT, 0);
+#endif
+ break;
+
+ case CMD_WAIT:
+ status = USBH_HandleControl(phost);
+ if (status == USBH_OK)
+ {
+ /* Commands successfully sent and Response Received */
+ phost->RequestState = CMD_SEND;
+ phost->Control.state =CTRL_IDLE;
+ status = USBH_OK;
+ }
+ else if (status == USBH_FAIL)
+ {
+ /* Failure Mode */
+ phost->RequestState = CMD_SEND;
+ status = USBH_FAIL;
+ }
+ break;
+
+ default:
+ break;
+ }
+ return status;
+}
+
+/**
+ * @brief USBH_HandleControl
+ * Handles the USB control transfer state machine
+ * @param phost: Host Handle
+ * @retval USBH Status
+ */
+static USBH_StatusTypeDef USBH_HandleControl (USBH_HandleTypeDef *phost)
+{
+ uint8_t direction;
+ USBH_StatusTypeDef status = USBH_BUSY;
+ USBH_URBStateTypeDef URB_Status = USBH_URB_IDLE;
+
+ switch (phost->Control.state)
+ {
+ case CTRL_SETUP:
+ /* send a SETUP packet */
+ USBH_CtlSendSetup (phost,
+ (uint8_t *)phost->Control.setup.d8 ,
+ phost->Control.pipe_out);
+
+ phost->Control.state = CTRL_SETUP_WAIT;
+ break;
+
+ case CTRL_SETUP_WAIT:
+
+ URB_Status = USBH_LL_GetURBState(phost, phost->Control.pipe_out);
+ /* case SETUP packet sent successfully */
+ if(URB_Status == USBH_URB_DONE)
+ {
+ direction = (phost->Control.setup.b.bmRequestType & USB_REQ_DIR_MASK);
+
+ /* check if there is a data stage */
+ if (phost->Control.setup.b.wLength.w != 0 )
+ {
+ if (direction == USB_D2H)
+ {
+ /* Data Direction is IN */
+ phost->Control.state = CTRL_DATA_IN;
+ }
+ else
+ {
+ /* Data Direction is OUT */
+ phost->Control.state = CTRL_DATA_OUT;
+ }
+ }
+ /* No DATA stage */
+ else
+ {
+ /* If there is No Data Transfer Stage */
+ if (direction == USB_D2H)
+ {
+ /* Data Direction is IN */
+ phost->Control.state = CTRL_STATUS_OUT;
+ }
+ else
+ {
+ /* Data Direction is OUT */
+ phost->Control.state = CTRL_STATUS_IN;
+ }
+ }
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_CONTROL_EVENT, 0);
+#endif
+ }
+ else if(URB_Status == USBH_URB_ERROR)
+ {
+ phost->Control.state = CTRL_ERROR;
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_CONTROL_EVENT, 0);
+#endif
+ }
+ break;
+
+ case CTRL_DATA_IN:
+ /* Issue an IN token */
+ phost->Control.timer = phost->Timer;
+ USBH_CtlReceiveData(phost,
+ phost->Control.buff,
+ phost->Control.length,
+ phost->Control.pipe_in);
+
+ phost->Control.state = CTRL_DATA_IN_WAIT;
+ break;
+
+ case CTRL_DATA_IN_WAIT:
+
+ URB_Status = USBH_LL_GetURBState(phost , phost->Control.pipe_in);
+
+ /* check is DATA packet transfered successfully */
+ if (URB_Status == USBH_URB_DONE)
+ {
+ phost->Control.state = CTRL_STATUS_OUT;
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_CONTROL_EVENT, 0);
+#endif
+ }
+
+ /* manage error cases*/
+ if (URB_Status == USBH_URB_STALL)
+ {
+ /* In stall case, return to previous machine state*/
+ status = USBH_NOT_SUPPORTED;
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_CONTROL_EVENT, 0);
+#endif
+ }
+ else if (URB_Status == USBH_URB_ERROR)
+ {
+ /* Device error */
+ phost->Control.state = CTRL_ERROR;
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_CONTROL_EVENT, 0);
+#endif
+ }
+ break;
+
+ case CTRL_DATA_OUT:
+
+ USBH_CtlSendData (phost,
+ phost->Control.buff,
+ phost->Control.length ,
+ phost->Control.pipe_out,
+ 1);
+ phost->Control.timer = phost->Timer;
+ phost->Control.state = CTRL_DATA_OUT_WAIT;
+ break;
+
+ case CTRL_DATA_OUT_WAIT:
+
+ URB_Status = USBH_LL_GetURBState(phost , phost->Control.pipe_out);
+
+ if (URB_Status == USBH_URB_DONE)
+ { /* If the Setup Pkt is sent successful, then change the state */
+ phost->Control.state = CTRL_STATUS_IN;
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_CONTROL_EVENT, 0);
+#endif
+ }
+
+ /* handle error cases */
+ else if (URB_Status == USBH_URB_STALL)
+ {
+ /* In stall case, return to previous machine state*/
+ phost->Control.state = CTRL_STALLED;
+ status = USBH_NOT_SUPPORTED;
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_CONTROL_EVENT, 0);
+#endif
+ }
+ else if (URB_Status == USBH_URB_NOTREADY)
+ {
+ /* Nack received from device */
+ phost->Control.state = CTRL_DATA_OUT;
+
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_CONTROL_EVENT, 0);
+#endif
+ }
+ else if (URB_Status == USBH_URB_ERROR)
+ {
+ /* device error */
+ phost->Control.state = CTRL_ERROR;
+ status = USBH_FAIL;
+
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_CONTROL_EVENT, 0);
+#endif
+ }
+ break;
+
+
+ case CTRL_STATUS_IN:
+ /* Send 0 bytes out packet */
+ USBH_CtlReceiveData (phost,
+ 0,
+ 0,
+ phost->Control.pipe_in);
+ phost->Control.timer = phost->Timer;
+ phost->Control.state = CTRL_STATUS_IN_WAIT;
+
+ break;
+
+ case CTRL_STATUS_IN_WAIT:
+
+ URB_Status = USBH_LL_GetURBState(phost , phost->Control.pipe_in);
+
+ if ( URB_Status == USBH_URB_DONE)
+ { /* Control transfers completed, Exit the State Machine */
+ phost->Control.state = CTRL_COMPLETE;
+ status = USBH_OK;
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_CONTROL_EVENT, 0);
+#endif
+ }
+
+ else if (URB_Status == USBH_URB_ERROR)
+ {
+ phost->Control.state = CTRL_ERROR;
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_CONTROL_EVENT, 0);
+#endif
+ }
+ else if(URB_Status == USBH_URB_STALL)
+ {
+ /* Control transfers completed, Exit the State Machine */
+ status = USBH_NOT_SUPPORTED;
+
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_CONTROL_EVENT, 0);
+#endif
+ }
+ break;
+
+ case CTRL_STATUS_OUT:
+ USBH_CtlSendData (phost,
+ 0,
+ 0,
+ phost->Control.pipe_out,
+ 1);
+ phost->Control.timer = phost->Timer;
+ phost->Control.state = CTRL_STATUS_OUT_WAIT;
+ break;
+
+ case CTRL_STATUS_OUT_WAIT:
+
+ URB_Status = USBH_LL_GetURBState(phost , phost->Control.pipe_out);
+ if (URB_Status == USBH_URB_DONE)
+ {
+ status = USBH_OK;
+ phost->Control.state = CTRL_COMPLETE;
+
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_CONTROL_EVENT, 0);
+#endif
+ }
+ else if (URB_Status == USBH_URB_NOTREADY)
+ {
+ phost->Control.state = CTRL_STATUS_OUT;
+
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_CONTROL_EVENT, 0);
+#endif
+ }
+ else if (URB_Status == USBH_URB_ERROR)
+ {
+ phost->Control.state = CTRL_ERROR;
+
+#if (USBH_USE_OS == 1)
+ osMessagePut ( phost->os_event, USBH_CONTROL_EVENT, 0);
+#endif
+ }
+ break;
+
+ case CTRL_ERROR:
+ /*
+ After a halt condition is encountered or an error is detected by the
+ host, a control endpoint is allowed to recover by accepting the next Setup
+ PID; i.e., recovery actions via some other pipe are not required for control
+ endpoints. For the Default Control Pipe, a device reset will ultimately be
+ required to clear the halt or error condition if the next Setup PID is not
+ accepted.
+ */
+ if (++ phost->Control.errorcount <= USBH_MAX_ERROR_COUNT)
+ {
+ /* try to recover control */
+ USBH_LL_Stop(phost);
+
+ /* Do the transmission again, starting from SETUP Packet */
+ phost->Control.state = CTRL_SETUP;
+ phost->RequestState = CMD_SEND;
+ }
+ else
+ {
+ phost->Control.errorcount = 0;
+ USBH_ErrLog("Control error");
+ status = USBH_FAIL;
+
+ }
+ break;
+
+ default:
+ break;
+ }
+ return status;
+}
+
+/**
+* @}
+*/
+
+/**
+* @}
+*/
+
+/**
+* @}
+*/
+
+/**
+* @}
+*/
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+
+
+
+
diff --git a/stmhal/usbhost/Core/Src/usbh_ioreq.c b/stmhal/usbhost/Core/Src/usbh_ioreq.c
new file mode 100644
index 000000000..280020355
--- /dev/null
+++ b/stmhal/usbhost/Core/Src/usbh_ioreq.c
@@ -0,0 +1,358 @@
+/**
+ ******************************************************************************
+ * @file usbh_ioreq.c
+ * @author MCD Application Team
+ * @version V3.0.0
+ * @date 18-February-2014
+ * @brief This file handles the issuing of the USB transactions
+ ******************************************************************************
+ * @attention
+ *
+ * © COPYRIGHT 2014 STMicroelectronics
+ *
+ * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.st.com/software_license_agreement_liberty_v2
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************************
+ */
+/* Includes ------------------------------------------------------------------*/
+
+#include "usbh_ioreq.h"
+
+/** @addtogroup USBH_LIB
+ * @{
+ */
+
+/** @addtogroup USBH_LIB_CORE
+* @{
+*/
+
+/** @defgroup USBH_IOREQ
+ * @brief This file handles the standard protocol processing (USB v2.0)
+ * @{
+ */
+
+
+/** @defgroup USBH_IOREQ_Private_Defines
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+
+/** @defgroup USBH_IOREQ_Private_TypesDefinitions
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+
+/** @defgroup USBH_IOREQ_Private_Macros
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBH_IOREQ_Private_Variables
+ * @{
+ */
+/**
+ * @}
+ */
+/** @defgroup USBH_IOREQ_Private_FunctionPrototypes
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+
+/** @defgroup USBH_IOREQ_Private_Functions
+ * @{
+ */
+
+
+
+/**
+ * @brief USBH_CtlSendSetup
+ * Sends the Setup Packet to the Device
+ * @param phost: Host Handle
+ * @param buff: Buffer pointer from which the Data will be send to Device
+ * @param pipe_num: Pipe Number
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_CtlSendSetup (USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint8_t pipe_num)
+{
+
+ USBH_LL_SubmitURB (phost, /* Driver handle */
+ pipe_num, /* Pipe index */
+ 0, /* Direction : OUT */
+ USBH_EP_CONTROL, /* EP type */
+ USBH_PID_SETUP, /* Type setup */
+ buff, /* data buffer */
+ USBH_SETUP_PKT_SIZE, /* data length */
+ 0);
+ return USBH_OK;
+}
+
+
+/**
+ * @brief USBH_CtlSendData
+ * Sends a data Packet to the Device
+ * @param phost: Host Handle
+ * @param buff: Buffer pointer from which the Data will be sent to Device
+ * @param length: Length of the data to be sent
+ * @param pipe_num: Pipe Number
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_CtlSendData (USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint16_t length,
+ uint8_t pipe_num,
+ uint8_t do_ping )
+{
+ if(phost->device.speed != USBH_SPEED_HIGH)
+ {
+ do_ping = 0;
+ }
+
+ USBH_LL_SubmitURB (phost, /* Driver handle */
+ pipe_num, /* Pipe index */
+ 0, /* Direction : OUT */
+ USBH_EP_CONTROL, /* EP type */
+ USBH_PID_DATA, /* Type Data */
+ buff, /* data buffer */
+ length, /* data length */
+ do_ping); /* do ping (HS Only)*/
+
+ return USBH_OK;
+}
+
+
+/**
+ * @brief USBH_CtlReceiveData
+ * Receives the Device Response to the Setup Packet
+ * @param phost: Host Handle
+ * @param buff: Buffer pointer in which the response needs to be copied
+ * @param length: Length of the data to be received
+ * @param pipe_num: Pipe Number
+ * @retval USBH Status.
+ */
+USBH_StatusTypeDef USBH_CtlReceiveData(USBH_HandleTypeDef *phost,
+ uint8_t* buff,
+ uint16_t length,
+ uint8_t pipe_num)
+{
+ USBH_LL_SubmitURB (phost, /* Driver handle */
+ pipe_num, /* Pipe index */
+ 1, /* Direction : IN */
+ USBH_EP_CONTROL, /* EP type */
+ USBH_PID_DATA, /* Type Data */
+ buff, /* data buffer */
+ length, /* data length */
+ 0);
+ return USBH_OK;
+
+}
+
+
+/**
+ * @brief USBH_BulkSendData
+ * Sends the Bulk Packet to the device
+ * @param phost: Host Handle
+ * @param buff: Buffer pointer from which the Data will be sent to Device
+ * @param length: Length of the data to be sent
+ * @param pipe_num: Pipe Number
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_BulkSendData (USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint16_t length,
+ uint8_t pipe_num,
+ uint8_t do_ping )
+{
+ if(phost->device.speed != USBH_SPEED_HIGH)
+ {
+ do_ping = 0;
+ }
+
+ USBH_LL_SubmitURB (phost, /* Driver handle */
+ pipe_num, /* Pipe index */
+ 0, /* Direction : IN */
+ USBH_EP_BULK, /* EP type */
+ USBH_PID_DATA, /* Type Data */
+ buff, /* data buffer */
+ length, /* data length */
+ do_ping); /* do ping (HS Only)*/
+ return USBH_OK;
+}
+
+
+/**
+ * @brief USBH_BulkReceiveData
+ * Receives IN bulk packet from device
+ * @param phost: Host Handle
+ * @param buff: Buffer pointer in which the received data packet to be copied
+ * @param length: Length of the data to be received
+ * @param pipe_num: Pipe Number
+ * @retval USBH Status.
+ */
+USBH_StatusTypeDef USBH_BulkReceiveData(USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint16_t length,
+ uint8_t pipe_num)
+{
+ USBH_LL_SubmitURB (phost, /* Driver handle */
+ pipe_num, /* Pipe index */
+ 1, /* Direction : IN */
+ USBH_EP_BULK, /* EP type */
+ USBH_PID_DATA, /* Type Data */
+ buff, /* data buffer */
+ length, /* data length */
+ 0);
+ return USBH_OK;
+}
+
+
+/**
+ * @brief USBH_InterruptReceiveData
+ * Receives the Device Response to the Interrupt IN token
+ * @param phost: Host Handle
+ * @param buff: Buffer pointer in which the response needs to be copied
+ * @param length: Length of the data to be received
+ * @param pipe_num: Pipe Number
+ * @retval USBH Status.
+ */
+USBH_StatusTypeDef USBH_InterruptReceiveData(USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint8_t length,
+ uint8_t pipe_num)
+{
+ USBH_LL_SubmitURB (phost, /* Driver handle */
+ pipe_num, /* Pipe index */
+ 1, /* Direction : IN */
+ USBH_EP_INTERRUPT, /* EP type */
+ USBH_PID_DATA, /* Type Data */
+ buff, /* data buffer */
+ length, /* data length */
+ 0);
+
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_InterruptSendData
+ * Sends the data on Interrupt OUT Endpoint
+ * @param phost: Host Handle
+ * @param buff: Buffer pointer from where the data needs to be copied
+ * @param length: Length of the data to be sent
+ * @param pipe_num: Pipe Number
+ * @retval USBH Status.
+ */
+USBH_StatusTypeDef USBH_InterruptSendData(USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint8_t length,
+ uint8_t pipe_num)
+{
+ USBH_LL_SubmitURB (phost, /* Driver handle */
+ pipe_num, /* Pipe index */
+ 0, /* Direction : OUT */
+ USBH_EP_INTERRUPT, /* EP type */
+ USBH_PID_DATA, /* Type Data */
+ buff, /* data buffer */
+ length, /* data length */
+ 0);
+
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_IsocReceiveData
+ * Receives the Device Response to the Isochronous IN token
+ * @param phost: Host Handle
+ * @param buff: Buffer pointer in which the response needs to be copied
+ * @param length: Length of the data to be received
+ * @param pipe_num: Pipe Number
+ * @retval USBH Status.
+ */
+USBH_StatusTypeDef USBH_IsocReceiveData(USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint32_t length,
+ uint8_t pipe_num)
+{
+ USBH_LL_SubmitURB (phost, /* Driver handle */
+ pipe_num, /* Pipe index */
+ 1, /* Direction : IN */
+ USBH_EP_ISO, /* EP type */
+ USBH_PID_DATA, /* Type Data */
+ buff, /* data buffer */
+ length, /* data length */
+ 0);
+
+
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_IsocSendData
+ * Sends the data on Isochronous OUT Endpoint
+ * @param phost: Host Handle
+ * @param buff: Buffer pointer from where the data needs to be copied
+ * @param length: Length of the data to be sent
+ * @param pipe_num: Pipe Number
+ * @retval USBH Status.
+ */
+USBH_StatusTypeDef USBH_IsocSendData(USBH_HandleTypeDef *phost,
+ uint8_t *buff,
+ uint32_t length,
+ uint8_t pipe_num)
+{
+ USBH_LL_SubmitURB (phost, /* Driver handle */
+ pipe_num, /* Pipe index */
+ 0, /* Direction : OUT */
+ USBH_EP_ISO, /* EP type */
+ USBH_PID_DATA, /* Type Data */
+ buff, /* data buffer */
+ length, /* data length */
+ 0);
+
+ return USBH_OK;
+}
+/**
+* @}
+*/
+
+/**
+* @}
+*/
+
+/**
+* @}
+*/
+
+/**
+* @}
+*/
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+
+
+
diff --git a/stmhal/usbhost/Core/Src/usbh_pipes.c b/stmhal/usbhost/Core/Src/usbh_pipes.c
new file mode 100644
index 000000000..9dcc4c517
--- /dev/null
+++ b/stmhal/usbhost/Core/Src/usbh_pipes.c
@@ -0,0 +1,204 @@
+/**
+ ******************************************************************************
+ * @file usbh_pipes.c
+ * @author MCD Application Team
+ * @version V3.0.0
+ * @date 18-February-2014
+ * @brief This file implements functions for opening and closing Pipes
+ ******************************************************************************
+ * @attention
+ *
+ * © COPYRIGHT 2014 STMicroelectronics
+ *
+ * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
+ * You may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.st.com/software_license_agreement_liberty_v2
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************************
+ */
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbh_pipes.h"
+
+/** @addtogroup USBH_LIB
+ * @{
+ */
+
+/** @addtogroup USBH_LIB_CORE
+* @{
+*/
+
+/** @defgroup USBH_PIPES
+ * @brief This file includes opening and closing Pipes
+ * @{
+ */
+
+/** @defgroup USBH_PIPES_Private_Defines
+ * @{
+ */
+/**
+ * @}
+ */
+
+/** @defgroup USBH_PIPES_Private_TypesDefinitions
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBH_PIPES_Private_Macros
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBH_PIPES_Private_Variables
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+
+/** @defgroup USBH_PIPES_Private_Functions
+ * @{
+ */
+static uint16_t USBH_GetFreePipe (USBH_HandleTypeDef *phost);
+
+
+/**
+ * @brief USBH_Open_Pipe
+ * Open a pipe
+ * @param phost: Host Handle
+ * @param pipe_num: Pipe Number
+ * @param dev_address: USB Device address allocated to attached device
+ * @param speed : USB device speed (Full/Low)
+ * @param ep_type: end point type (Bulk/int/ctl)
+ * @param mps: max pkt size
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_OpenPipe (USBH_HandleTypeDef *phost,
+ uint8_t pipe_num,
+ uint8_t epnum,
+ uint8_t dev_address,
+ uint8_t speed,
+ uint8_t ep_type,
+ uint16_t mps)
+{
+
+ USBH_LL_OpenPipe(phost,
+ pipe_num,
+ epnum,
+ dev_address,
+ speed,
+ ep_type,
+ mps);
+
+ return USBH_OK;
+
+}
+
+/**
+ * @brief USBH_ClosePipe
+ * Close a pipe
+ * @param phost: Host Handle
+ * @param pipe_num: Pipe Number
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_ClosePipe (USBH_HandleTypeDef *phost,
+ uint8_t pipe_num)
+{
+
+ USBH_LL_ClosePipe(phost, pipe_num);
+
+ return USBH_OK;
+
+}
+
+/**
+ * @brief USBH_Alloc_Pipe
+ * Allocate a new Pipe
+ * @param phost: Host Handle
+ * @param ep_addr: End point for which the Pipe to be allocated
+ * @retval Pipe number
+ */
+uint8_t USBH_AllocPipe (USBH_HandleTypeDef *phost, uint8_t ep_addr)
+{
+ uint16_t pipe;
+
+ pipe = USBH_GetFreePipe(phost);
+
+ if (pipe != 0xFFFF)
+ {
+ phost->Pipes[pipe] = 0x8000 | ep_addr;
+ }
+ return pipe;
+}
+
+/**
+ * @brief USBH_Free_Pipe
+ * Free the USB Pipe
+ * @param phost: Host Handle
+ * @param idx: Pipe number to be freed
+ * @retval USBH Status
+ */
+USBH_StatusTypeDef USBH_FreePipe (USBH_HandleTypeDef *phost, uint8_t idx)
+{
+ if(idx < 11)
+ {
+ phost->Pipes[idx] &= 0x7FFF;
+ }
+ return USBH_OK;
+}
+
+/**
+ * @brief USBH_GetFreePipe
+ * @param phost: Host Handle
+ * Get a free Pipe number for allocation to a device endpoint
+ * @retval idx: Free Pipe number
+ */
+static uint16_t USBH_GetFreePipe (USBH_HandleTypeDef *phost)
+{
+ uint8_t idx = 0;
+
+ for (idx = 0 ; idx < 11 ; idx++)
+ {
+ if ((phost->Pipes[idx] & 0x8000) == 0)
+ {
+ return idx;
+ }
+ }
+ return 0xFFFF;
+}
+/**
+* @}
+*/
+
+/**
+* @}
+*/
+
+/**
+* @}
+*/
+
+/**
+* @}
+*/
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+
+
--
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