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Diffstat (limited to 'hid-dials/Src/usbd_hid.c')
| -rw-r--r-- | hid-dials/Src/usbd_hid.c | 599 |
1 files changed, 0 insertions, 599 deletions
diff --git a/hid-dials/Src/usbd_hid.c b/hid-dials/Src/usbd_hid.c deleted file mode 100644 index 3704be4..0000000 --- a/hid-dials/Src/usbd_hid.c +++ /dev/null @@ -1,599 +0,0 @@ -/** - ****************************************************************************** - * @file usbd_hid.c - * @author MCD Application Team - * @version V2.4.2 - * @date 11-December-2015 - * @brief This file provides the HID core functions. - * - * @verbatim - * - * =================================================================== - * HID Class Description - * =================================================================== - * This module manages the HID class V1.11 following the "Device Class Definition - * for Human Interface Devices (HID) Version 1.11 Jun 27, 2001". - * This driver implements the following aspects of the specification: - * - The Boot Interface Subclass - * - The Mouse protocol - * - Usage Page : Generic Desktop - * - Usage : Joystick - * - Collection : Application - * - * @note In HS mode and when the DMA is used, all variables and data structures - * dealing with the DMA during the transaction process should be 32-bit aligned. - * - * - * @endverbatim - * - ****************************************************************************** - * @attention - * - * <h2><center>© COPYRIGHT 2015 STMicroelectronics</center></h2> - * - * 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 "usbd_hid.h" -#include "usbd_desc.h" -#include "usbd_ctlreq.h" - - -/** @addtogroup STM32_USB_DEVICE_LIBRARY - * @{ - */ - - -/** @defgroup USBD_HID - * @brief usbd core module - * @{ - */ - -/** @defgroup USBD_HID_Private_TypesDefinitions - * @{ - */ -/** - * @} - */ - - -/** @defgroup USBD_HID_Private_Defines - * @{ - */ - -/** - * @} - */ - - -/** @defgroup USBD_HID_Private_Macros - * @{ - */ -/** - * @} - */ - - - - -/** @defgroup USBD_HID_Private_FunctionPrototypes - * @{ - */ - - -static uint8_t USBD_HID_Init (USBD_HandleTypeDef *pdev, - uint8_t cfgidx); - -static uint8_t USBD_HID_DeInit (USBD_HandleTypeDef *pdev, - uint8_t cfgidx); - -static uint8_t USBD_HID_Setup (USBD_HandleTypeDef *pdev, - USBD_SetupReqTypedef *req); - -static uint8_t *USBD_HID_GetCfgDesc (uint16_t *length); - -static uint8_t *USBD_HID_GetDeviceQualifierDesc (uint16_t *length); - -static uint8_t USBD_HID_DataIn (USBD_HandleTypeDef *pdev, uint8_t epnum); - - -static uint8_t USBD_HID_DataOut (USBD_HandleTypeDef *pdev, uint8_t epnum); -/** - * @} - */ - -/** @defgroup USBD_HID_Private_Variables - * @{ - */ - -USBD_ClassTypeDef USBD_HID = -{ - USBD_HID_Init, - USBD_HID_DeInit, - USBD_HID_Setup, - NULL, /*EP0_TxSent*/ - NULL, /*EP0_RxReady*/ - USBD_HID_DataIn, /*DataIn*/ - USBD_HID_DataOut, /*DataOut*/ - NULL, /*SOF */ - NULL, - NULL, - USBD_HID_GetCfgDesc, - USBD_HID_GetCfgDesc, - USBD_HID_GetCfgDesc, - USBD_HID_GetDeviceQualifierDesc, -}; - -/* USB HID device Configuration Descriptor */ -__ALIGN_BEGIN static uint8_t USBD_HID_CfgDesc[USB_HID_CONFIG_DESC_SIZ] __ALIGN_END = -{ - 0x09, /* bLength: Configuration Descriptor size */ - USB_DESC_TYPE_CONFIGURATION, /* bDescriptorType: Configuration */ - USB_HID_CONFIG_DESC_SIZ, - /* wTotalLength: Bytes returned */ - 0x00, - 0x01, /*bNumInterfaces: 1 interface*/ - 0x01, /*bConfigurationValue: Configuration value*/ - 0x00, /*iConfiguration: Index of string descriptor describing - the configuration*/ - 0xE0, /*bmAttributes: bus powered and Support Remote Wake-up */ - 0x32, /*MaxPower 100 mA: this current is used for detecting Vbus*/ - - /* Interface descriptor */ - /* 09 */ - 0x09, /*bLength: Interface Descriptor size*/ - USB_DESC_TYPE_INTERFACE,/*bDescriptorType: Interface descriptor type*/ - 0x00, /*bInterfaceNumber: Number of Interface*/ - 0x00, /*bAlternateSetting: Alternate setting*/ - HID_NUM_EP, - - 0x03, /*bInterfaceClass: HID*/ - - 0x01, /*bInterfaceSubClass : 1=BOOT, 0=no boot*/ - 0x01, /*nInterfaceProtocol : 0=none, 1=keyboard, 2=mouse*/ - 0, /*iInterface: Index of string descriptor*/ - /* HID descriptor */ - /* 18 */ - 0x09, /*bLength: HID Descriptor size*/ - HID_DESCRIPTOR_TYPE, /*bDescriptorType: HID*/ - 0x11, /*bcdHID: HID Class Spec release number*/ - 0x01, - 0x00, /*bCountryCode: Hardware target country*/ - 0x01, /*bNumDescriptors: Number of HID class descriptors to follow*/ - 0x22, /*bDescriptorType*/ - HID_REPORT_DESC_SIZE,/*wItemLength: Total length of Report descriptor*/ - 0x00, - /* HID endpoint descriptor */ - /* 27 */ - 0x07, /*bLength: Endpoint Descriptor size*/ - USB_DESC_TYPE_ENDPOINT, /*bDescriptorType:*/ - - HID_EPIN_ADDR, /*bEndpointAddress: Endpoint Address (IN)*/ - 0x03, /*bmAttributes: Interrupt endpoint*/ - HID_EPIN_SIZE, /*wMaxPacketSize: 4 Byte max */ - 0x00, - HID_FS_BINTERVAL, /*bInterval: Polling Interval (10 ms)*/ - /* 34 */ -#if HID_LED_SUPPORT - 0x07, /*bLength: Endpoint Descriptor size*/ - USB_DESC_TYPE_ENDPOINT, /*bDescriptorType:*/ - - HID_EPOUT_ADDR, /*bEndpointAddress: Endpoint Address (IN)*/ - 0x03, /*bmAttributes: Interrupt endpoint*/ - HID_EPOUT_SIZE, /*wMaxPacketSize: 4 Byte max */ - 0x00, - HID_FS_BINTERVAL, /*bInterval: Polling Interval (10 ms)*/ -#endif - /* 41 */ - -} ; - -/* USB HID device Configuration Descriptor */ -__ALIGN_BEGIN static uint8_t USBD_HID_Desc[USB_HID_DESC_SIZ] __ALIGN_END = -{ - /* 18 */ - 0x09, /*bLength: HID Descriptor size*/ - HID_DESCRIPTOR_TYPE, /*bDescriptorType: HID*/ - 0x11, /*bcdHID: HID Class Spec release number*/ - 0x01, - 0x00, /*bCountryCode: Hardware target country*/ - 0x01, /*bNumDescriptors: Number of HID class descriptors to follow*/ - 0x22, /*bDescriptorType*/ - HID_REPORT_DESC_SIZE,/*wItemLength: Total length of Report descriptor*/ - 0x00, -}; - -/* USB Standard Device Descriptor */ -__ALIGN_BEGIN static uint8_t USBD_HID_DeviceQualifierDesc[USB_LEN_DEV_QUALIFIER_DESC] __ALIGN_END = -{ - USB_LEN_DEV_QUALIFIER_DESC, - USB_DESC_TYPE_DEVICE_QUALIFIER, - 0x00, - 0x02, - 0x00, - 0x00, - 0x00, - 0x40, - 0x01, - 0x00, -}; - -__ALIGN_BEGIN static uint8_t HID_ReportDesc[HID_REPORT_DESC_SIZE] __ALIGN_END = -{ - 0x05, 0x01, // USAGE_PAGE (Generic Desktop) - 0x09, 0x06, // USAGE (Keyboard) - 0xa1, 0x01, // COLLECTION (Application) - 0x85, 0x01, /* Report ID */ - 0x05, 0x07, // USAGE_PAGE (Keyboard) - 0x19, 0xe0, // USAGE_MINIMUM (Keyboard LeftControl) - 0x29, 0xe7, // USAGE_MAXIMUM (Keyboard Right GUI) - 0x15, 0x00, // LOGICAL_MINIMUM (0) - 0x25, 0x01, // LOGICAL_MAXIMUM (1) - 0x75, 0x01, // REPORT_SIZE (1) - 0x95, 0x08, // REPORT_COUNT (8) - 0x81, 0x02, // INPUT (Data,Var,Abs) - 0x95, 0x01, // REPORT_COUNT (1) - 0x75, 0x08, // REPORT_SIZE (8) - 0x81, 0x03, // INPUT (Cnst,Var,Abs) - 0x95, 0x05, // REPORT_COUNT (5) - 0x75, 0x01, // REPORT_SIZE (1) - 0x05, 0x08, // USAGE_PAGE (LEDs) - 0x19, 0x01, // USAGE_MINIMUM (Num Lock) - 0x29, 0x05, // USAGE_MAXIMUM (Kana) - 0x91, 0x02, // OUTPUT (Data,Var,Abs) - 0x95, 0x01, // REPORT_COUNT (1) - 0x75, 0x03, // REPORT_SIZE (3) - 0x91, 0x03, // OUTPUT (Cnst,Var,Abs) - 0x95, 0x06, // REPORT_COUNT (6) - 0x75, 0x08, // REPORT_SIZE (8) - 0x15, 0x00, // LOGICAL_MINIMUM (0) - 0x25, 0x65, // LOGICAL_MAXIMUM (101) - 0x05, 0x07, // USAGE_PAGE (Keyboard) - 0x19, 0x00, // USAGE_MINIMUM (Reserved (no event indicated)) - 0x29, 0x65, // USAGE_MAXIMUM (Keyboard Application) - 0x81, 0x00, // INPUT (Data,Ary,Abs) - 0xc0, // End Collection -// - 0x05, 0x0C, /* Usage Page (Consumer Devices) */ - 0x09, 0x01, /* Usage (Consumer Control) */ - 0xA1, 0x01, /* Collection (Application) */ - 0x85, 0x02, /* Report ID=2 */ - 0x05, 0x0C, /* Usage Page (Consumer Devices) */ - 0x15, 0x00, /* Logical Minimum (0) */ - 0x25, 0x01, /* Logical Maximum (1) */ - 0x75, 0x01, /* Report Size (1) */ - 0x95, 0x07, /* Report Count (7) */ - 0x09, 0xB5, /* Usage (Scan Next Track) */ - 0x09, 0xB6, /* Usage (Scan Previous Track) */ - 0x09, 0xB7, /* Usage (Stop) */ - 0x09, 0xCD, /* Usage (Play / Pause) */ - 0x09, 0xE2, /* Usage (Mute) */ - 0x09, 0xE9, /* Usage (Volume Up) */ - 0x09, 0xEA, /* Usage (Volume Down) */ - 0x81, 0x02, /* Input (Data, Variable, Absolute) */ - 0x95, 0x01, /* Report Count (1) */ - 0x81, 0x01, /* Input (Constant) */ - 0xC0, // End Collection - - // how to format the 3 byte report - // byte 0 report ID = 0x02 (VOLUME_REPORT) - // byte 1 media code for ex VOL_UP 0xE9 , VOL_DONW 0xEA ... etc - // byte 2 0x00 - // a second report with 0 code shal be send to avoid "key repaeat" -}; - -uint32_t nOutData; -uint8_t OutDataBuffer[HID_EPOUT_SIZE]; // local copy for user (usb fly at same time) -uint8_t OutData[HID_EPOUT_SIZE]; // live usb buffer - -#ifdef DEBUG - -uint8_t OutDataLog[8*HID_EPOUT_SIZE]; -#endif -/** - * @} - */ - -/** @defgroup USBD_HID_Private_Functions - * @{ - */ - -/** - * @brief USBD_HID_Init - * Initialize the HID interface - * @param pdev: device instance - * @param cfgidx: Configuration index - * @retval status - */ -static uint8_t USBD_HID_Init (USBD_HandleTypeDef *pdev, - uint8_t cfgidx) -{ - uint8_t ret = 0; - - /* Open EP IN */ - USBD_LL_OpenEP(pdev, - HID_EPIN_ADDR, - USBD_EP_TYPE_INTR, - HID_EPIN_SIZE); -#if HID_LED_SUPPORT - USBD_LL_OpenEP(pdev, - HID_EPOUT_ADDR, - USBD_EP_TYPE_INTR, - HID_EPOUT_SIZE); -#endif - - pdev->pClassData = USBD_malloc(sizeof (USBD_HID_HandleTypeDef)); - - if(pdev->pClassData == NULL) - { - ret = 1; - } - else - { -#if HID_LED_SUPPORT - USBD_LL_PrepareReceive(pdev, HID_EPOUT_ADDR, OutData, HID_EPOUT_SIZE); -#endif - ((USBD_HID_HandleTypeDef *)pdev->pClassData)->state = HID_IDLE; - - } - return ret; -} - -/** - * @brief USBD_HID_Init - * DeInitialize the HID layer - * @param pdev: device instance - * @param cfgidx: Configuration index - * @retval status - */ -static uint8_t USBD_HID_DeInit (USBD_HandleTypeDef *pdev, - uint8_t cfgidx) -{ - /* Close HID EPs */ - USBD_LL_CloseEP(pdev, - HID_EPIN_ADDR); - - USBD_LL_CloseEP(pdev, - HID_EPOUT_ADDR); - - /* FRee allocated memory */ - if(pdev->pClassData != NULL) - { - USBD_free(pdev->pClassData); - pdev->pClassData = NULL; - } - - return USBD_OK; -} - -/** - * @brief USBD_HID_Setup - * Handle the HID specific requests - * @param pdev: instance - * @param req: usb requests - * @retval status - */ -static uint8_t USBD_HID_Setup (USBD_HandleTypeDef *pdev, - USBD_SetupReqTypedef *req) -{ - uint16_t len = 0; - uint8_t *pbuf = NULL; - USBD_HID_HandleTypeDef *hhid = (USBD_HID_HandleTypeDef*) pdev->pClassData; - - switch (req->bmRequest & USB_REQ_TYPE_MASK) - { - case USB_REQ_TYPE_CLASS : - switch (req->bRequest) - { - - - case HID_REQ_SET_PROTOCOL: - hhid->Protocol = (uint8_t)(req->wValue); - break; - - case HID_REQ_GET_PROTOCOL: - USBD_CtlSendData (pdev, - (uint8_t *)&hhid->Protocol, - 1); - break; - - case HID_REQ_SET_IDLE: - hhid->IdleState = (uint8_t)(req->wValue >> 8); - break; - - case HID_REQ_GET_IDLE: - USBD_CtlSendData (pdev, - (uint8_t *)&hhid->IdleState, - 1); - break; - - default: - USBD_CtlError (pdev, req); - return USBD_FAIL; - } - break; - - case USB_REQ_TYPE_STANDARD: - switch (req->bRequest) - { - case USB_REQ_GET_DESCRIPTOR: - if( req->wValue >> 8 == HID_REPORT_DESC) - { - len = MIN(HID_REPORT_DESC_SIZE , req->wLength); - pbuf = HID_ReportDesc; - } - else if( req->wValue >> 8 == HID_DESCRIPTOR_TYPE) - { - pbuf = USBD_HID_Desc; - len = MIN(USB_HID_DESC_SIZ , req->wLength); - } - - USBD_CtlSendData (pdev, - pbuf, - len); - - break; - - case USB_REQ_GET_INTERFACE : - USBD_CtlSendData (pdev, - (uint8_t *)&hhid->AltSetting, - 1); - break; - - case USB_REQ_SET_INTERFACE : - hhid->AltSetting = (uint8_t)(req->wValue); - break; - } - } - return USBD_OK; -} - -/** - * @brief USBD_HID_SendReport - * Send HID Report - * @param pdev: device instance - * @param buff: pointer to report - * @retval status - */ -uint8_t USBD_HID_SendReport (USBD_HandleTypeDef *pdev, - uint8_t *report, - uint16_t len) -{ - USBD_HID_HandleTypeDef *hhid = (USBD_HID_HandleTypeDef*)pdev->pClassData; - - if (pdev->dev_state == USBD_STATE_CONFIGURED ) - { - if(hhid->state == HID_IDLE) - { - hhid->state = HID_BUSY; - USBD_LL_Transmit (pdev, - HID_EPIN_ADDR, - report, - len); - } - } - return USBD_OK; -} - -/** - * @brief USBD_HID_GetPollingInterval - * return polling interval from endpoint descriptor - * @param pdev: device instance - * @retval polling interval - */ -uint32_t USBD_HID_GetPollingInterval (USBD_HandleTypeDef *pdev) -{ - uint32_t polling_interval = 0; - - /* HIGH-speed endpoints */ - if(pdev->dev_speed == USBD_SPEED_HIGH) - { - /* Sets the data transfer polling interval for high speed transfers. - Values between 1..16 are allowed. Values correspond to interval - of 2 ^ (bInterval-1). This option (8 ms, corresponds to HID_HS_BINTERVAL */ - polling_interval = (((1 <<(HID_HS_BINTERVAL - 1)))/8); - } - else /* LOW and FULL-speed endpoints */ - { - /* Sets the data transfer polling interval for low and full - speed transfers */ - polling_interval = HID_FS_BINTERVAL; - } - - return ((uint32_t)(polling_interval)); -} - -/** - * @brief USBD_HID_GetCfgDesc - * return configuration descriptor - * @param speed : current device speed - * @param length : pointer data length - * @retval pointer to descriptor buffer - */ -static uint8_t *USBD_HID_GetCfgDesc (uint16_t *length) -{ - *length = sizeof (USBD_HID_CfgDesc); - return USBD_HID_CfgDesc; -} - - -/** - * @brief USBD_HID_DataIn - * handle data IN Stage - * @param pdev: device instance - * @param epnum: endpoint index - * @retval status - */ -static uint8_t USBD_HID_DataIn (USBD_HandleTypeDef *pdev, - uint8_t epnum) -{ - - /* Ensure that the FIFO is empty before a new transfer, this condition could - be caused by a new transfer before the end of the previous transfer */ - ((USBD_HID_HandleTypeDef *)pdev->pClassData)->state = HID_IDLE; - return USBD_OK; -} - - -__weak void USBD_HID_GetReport(uint8_t * OutData, int len){ - /** default do ntohing */ -} - -static uint8_t USBD_HID_DataOut (USBD_HandleTypeDef *pdev, - uint8_t epnum) -{ - int len; - -#ifdef DEBUG - memcpy(OutDataLog+((nOutData)%8)*8,OutData,8); -#endif - nOutData++; - // data cpy so we can be ready for next usb out and used received data safely - len = USBD_LL_GetRxDataSize (pdev, epnum); - memcpy(OutDataBuffer,OutData, len); - USBD_LL_PrepareReceive(pdev, HID_EPOUT_ADDR, OutData, HID_EPOUT_SIZE); - USBD_HID_GetReport(OutDataBuffer, len); - return USBD_OK; -} - - -/** -* @brief DeviceQualifierDescriptor -* return Device Qualifier descriptor -* @param length : pointer data length -* @retval pointer to descriptor buffer -*/ -static uint8_t *USBD_HID_GetDeviceQualifierDesc (uint16_t *length) -{ - *length = sizeof (USBD_HID_DeviceQualifierDesc); - return USBD_HID_DeviceQualifierDesc; -} - -/** - * @} - */ - - -/** - * @} - */ - - -/** - * @} - */ - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |