diff options
| author | Damien George | 2017-09-06 13:40:51 +1000 |
|---|---|---|
| committer | Damien George | 2017-09-06 13:40:51 +1000 |
| commit | 01dd7804b87d60b2deab16712eccb3b97351a9b7 (patch) | |
| tree | 1aa21f38a872b8e62a3d4e4f74f68033c6f827e4 /ports/stm32/usbdev | |
| parent | a9862b30068fc9df1022f08019fb35aaa5085f64 (diff) | |
ports: Make new ports/ sub-directory and move all ports there.
This is to keep the top-level directory clean, to make it clear what is
core and what is a port, and to allow the repository to grow with new ports
in a sustainable way.
Diffstat (limited to 'ports/stm32/usbdev')
18 files changed, 6952 insertions, 0 deletions
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+ </o:shapelayout></xml><![endif]--><meta content="MCD Application Team" name="author"></head><body style="" link="blue" vlink="blue">
+
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+ <table class="MsoNormalTable" style="width: 675pt;" border="0" cellpadding="0" cellspacing="0" width="900">
+ <tbody><tr style="">
+ <td style="padding: 0in 5.4pt;" valign="top">
+ <p class="MsoNormal"><span style="font-size: 8pt; font-family: "Arial","sans-serif"; color: blue;"><a href="../../../Release_Notes.html">Back to Release page</a></span><span style="font-size: 10pt;"><o:p></o:p></span></p>
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+ <td style="padding: 1.5pt;">
+ <h1 style="margin-bottom: 0.25in; text-align: center;" align="center"><span style="font-size: 20pt; font-family: "Verdana","sans-serif"; color: rgb(51, 102, 255);">Release Notes for STM32 USB Device Library</span><span style="font-size: 20pt; font-family: "Verdana","sans-serif";"><o:p></o:p></span></h1>
+ <p class="MsoNormal" style="text-align: center;" align="center"><span style="font-size: 10pt; font-family: "Arial","sans-serif"; color: black;">Copyright
+ 2014 STMicroelectronics</span><span style="color: black;"><u1:p></u1:p><o:p></o:p></span></p>
+ <p class="MsoNormal" style="text-align: center;" align="center"><span style="font-size: 10pt; font-family: "Arial","sans-serif"; color: black;"><img style="border: 0px solid ; width: 86px; height: 65px;" alt="" id="_x0000_i1026" src="../../../_htmresc/st_logo.png"></span><span style="font-size: 10pt;"><o:p></o:p></span></p>
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+ <td style="padding: 0in;" valign="top">
+ <h2 style="background: rgb(51, 102, 255) none repeat scroll 0% 50%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;"><a name="History"></a><span style="font-size: 12pt; color: white;">Update History</span></h2>
+ <h3 style="background: rgb(51, 102, 255) none repeat scroll 0% 50%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial; margin-right: 500pt; width: 180px;"><span style="font-size: 10pt; font-family: Arial; color: white;">V2.0.0 / 18-February-2014</span></h3>
+
+
+
+
+
+ <p class="MsoNormal" style="margin: 4.5pt 0cm 4.5pt 18pt;"><b style=""><u><span style="font-size: 10pt; font-family: Verdana; color: black;">Main
+Changes</span></u></b><u><span style="font-size: 10pt; font-family: Verdana; color: black;"><o:p></o:p></span></u></p>
+
+
+
+
+
+
+
+
+
+ <ul style="margin-top: 0cm;" type="square">
+<li><span style="font-size: 10pt; font-family: Verdana;">Major update
+based on STM32Cube specification: Library Core, Classes architecture and APIs
+modified vs. V1.1.0, and thus the 2 versions are not compatible.<br>
+</span></li><li style="font-weight: bold;"><span style="font-size: 10pt; font-family: Verdana;">This version has to be used only with </span><span style="font-size: 10pt; font-family: Verdana;">STM32Cube</span><span style="font-size: 10pt; font-family: Verdana;"> based development</span></li>
+ </ul>
+
+
+<h3 style="background: rgb(51, 102, 255) none repeat scroll 0% 50%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial; margin-right: 500pt; width: 200px;"><span style="font-size: 10pt; font-family: Arial; color: white;">V1.1.0 / 19-March-2012<o:p></o:p></span></h3>
+ <p class="MsoNormal" style="margin: 4.5pt 0cm 4.5pt 18pt;"><b style=""><u><span style="font-size: 10pt; font-family: Verdana; color: black;">Main
+Changes<o:p></o:p></span></u></b></p>
+
+ <ul style="margin-top: 0cm;" type="square"><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Official support of </span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold; font-style: italic;">STM32F4xx</span> devices</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">All source files: license disclaimer text update and add link to the License file on ST Internet.<br></span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Handle test mode in the set feature request</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Handle dynamically the USB SELF POWERED feature</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Handle correctly the USBD_CtlError process to take into account error during Control OUT stage</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Miscellaneous bug fix</span></li></ul><h3 style="background: rgb(51, 102, 255) none repeat scroll 0% 50%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial; margin-right: 500pt; width: 171px;"><span style="font-size: 10pt; font-family: Arial; color: white;">V1.0.0 / 22-July-2011<o:p></o:p></span></h3><p class="MsoNormal" style="margin: 4.5pt 0cm 4.5pt 18pt;"><b style=""><u><span style="font-size: 10pt; font-family: Verdana; color: black;">Main
+Changes<o:p></o:p></span></u></b></p>
+<ul style="margin-top: 0cm;" type="square"><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">First official version for <span style="font-weight: bold; font-style: italic;">STM32F105/7xx</span> and <span style="font-weight: bold; font-style: italic;">STM32F2xx</span> devices</span></li></ul><span style="font-size: 10pt; font-family: Verdana;"></span><br><span style="font-size: 10pt; font-family: "Verdana","sans-serif";"></span>
+ <h2 style="background: rgb(51, 102, 255) none repeat scroll 0% 50%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;"><a name="License"></a><span style="font-size: 12pt; color: white;">License<o:p></o:p></span></h2>
+ <p class="MsoNormal"><span style="font-size: 10pt; font-family: "Verdana","sans-serif"; color: black;">Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); You may not use this </span><span style="font-size: 10pt; font-family: "Verdana","sans-serif"; color: black;">package</span><span style="font-size: 10pt; font-family: "Verdana","sans-serif"; color: black;"> except in compliance with the License. You may obtain a copy of the License at:<br><br></span></p><div style="text-align: center;"><span style="font-size: 10pt; font-family: "Verdana","sans-serif"; color: black;"> <a target="_blank" href="http://www.st.com/software_license_agreement_liberty_v2">http://www.st.com/software_license_agreement_liberty_v2</a></span><br><span style="font-size: 10pt; font-family: "Verdana","sans-serif"; color: black;"></span></div><span style="font-size: 10pt; font-family: "Verdana","sans-serif"; color: black;"><br>Unless
+required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS, <br>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.</span>
+ <div class="MsoNormal" style="text-align: center;" align="center"><span style="color: black;">
+ <hr align="center" size="2" width="100%">
+ </span></div>
+ <p class="MsoNormal" style="margin: 4.5pt 0in 4.5pt 0.25in; text-align: center;" align="center"><span style="font-size: 10pt; font-family: "Verdana","sans-serif"; color: black;">For
+ complete documentation on </span><span style="font-size: 10pt; font-family: "Verdana","sans-serif";">STM32<span style="color: black;">
+ Microcontrollers visit </span><u><span style="color: blue;"><a href="http://www.st.com/internet/mcu/family/141.jsp" target="_blank">www.st.com/STM32</a></span></u></span><span style="font-size: 10pt; font-family: "Verdana","sans-serif";"><u><span style="color: blue;"><a href="http://www.st.com/stm32" target="_blank"></a></span></u></span><span style="color: black;"><o:p></o:p></span></p>
+ </td>
+ </tr>
+ </tbody></table>
+ <p class="MsoNormal"><span style="font-size: 10pt;"><o:p></o:p></span></p>
+ </td>
+ </tr>
+</tbody></table>
+
+</div>
+
+<p class="MsoNormal"><o:p> </o:p></p>
+
+</div>
+
+</body></html>
\ No newline at end of file diff --git a/ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid.h b/ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid.h new file mode 100644 index 000000000..96617b107 --- /dev/null +++ b/ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid.h @@ -0,0 +1,122 @@ +#ifndef _USB_CDC_MSC_CORE_H_ +#define _USB_CDC_MSC_CORE_H_ + +#include "usbd_cdc_msc_hid0.h" +#include "usbd_msc_bot.h" +#include "usbd_msc_scsi.h" +#include "usbd_ioreq.h" + +// CDC, MSC and HID packet sizes +#define CDC_DATA_FS_MAX_PACKET_SIZE (64) // endpoint IN & OUT packet size +#define MSC_MEDIA_PACKET (2048) // was 8192; how low can it go whilst still working? +#define HID_DATA_FS_MAX_PACKET_SIZE (64) // endpoint IN & OUT packet size + +// Need to define here for BOT and SCSI layers +#define MSC_IN_EP (0x81) +#define MSC_OUT_EP (0x01) + +// Need to define here for usbd_cdc_interface.c (it needs CDC_IN_EP) +#define CDC_IN_EP (0x83) +#define CDC_OUT_EP (0x03) +#define CDC_CMD_EP (0x82) + +typedef struct { + uint32_t bitrate; + uint8_t format; + uint8_t paritytype; + uint8_t datatype; +} USBD_CDC_LineCodingTypeDef; + +typedef struct _USBD_CDC_Itf { + int8_t (* Init) (USBD_HandleTypeDef *pdev); + int8_t (* DeInit) (void); + int8_t (* Control) (uint8_t, uint8_t * , uint16_t); + int8_t (* Receive) (USBD_HandleTypeDef *pdev, uint8_t *, uint32_t *); +} USBD_CDC_ItfTypeDef; + +typedef struct { + uint32_t data[CDC_DATA_FS_MAX_PACKET_SIZE/4]; /* Force 32bits alignment */ + uint8_t CmdOpCode; + uint8_t CmdLength; + uint8_t *RxBuffer; + uint8_t *TxBuffer; + uint32_t RxLength; + uint32_t TxLength; + + __IO uint32_t TxState; + __IO uint32_t RxState; +} USBD_CDC_HandleTypeDef; + +typedef struct _USBD_HID_Itf { + int8_t (* Init) (USBD_HandleTypeDef *pdev); + int8_t (* Receive)(USBD_HandleTypeDef *pdev, uint8_t *, uint32_t); +} USBD_HID_ItfTypeDef; + +typedef struct _USBD_STORAGE { + int8_t (* Init) (uint8_t lun); + int8_t (* GetCapacity) (uint8_t lun, uint32_t *block_num, uint16_t *block_size); + int8_t (* IsReady) (uint8_t lun); + int8_t (* IsWriteProtected) (uint8_t lun); + int8_t (* StartStopUnit)(uint8_t lun, uint8_t started); + int8_t (* PreventAllowMediumRemoval)(uint8_t lun, uint8_t param0); + int8_t (* Read) (uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len); + int8_t (* Write)(uint8_t lun, uint8_t *buf, uint32_t blk_addr, uint16_t blk_len); + int8_t (* GetMaxLun)(void); + int8_t *pInquiry; +} USBD_StorageTypeDef; + +typedef struct { + uint32_t max_lun; + uint32_t interface; + uint8_t bot_state; + uint8_t bot_status; + uint16_t bot_data_length; + uint8_t bot_data[MSC_MEDIA_PACKET]; + USBD_MSC_BOT_CBWTypeDef cbw; + USBD_MSC_BOT_CSWTypeDef csw; + + USBD_SCSI_SenseTypeDef scsi_sense [SENSE_LIST_DEEPTH]; + uint8_t scsi_sense_head; + uint8_t scsi_sense_tail; + + uint16_t scsi_blk_size; + uint32_t scsi_blk_nbr; + + uint32_t scsi_blk_addr_in_blks; + uint32_t scsi_blk_len; +} USBD_MSC_BOT_HandleTypeDef; + +#define USBD_HID_MOUSE_MAX_PACKET (4) +#define USBD_HID_MOUSE_REPORT_DESC_SIZE (74) + +extern const uint8_t USBD_HID_MOUSE_ReportDesc[USBD_HID_MOUSE_REPORT_DESC_SIZE]; + +#define USBD_HID_KEYBOARD_MAX_PACKET (8) +#define USBD_HID_KEYBOARD_REPORT_DESC_SIZE (63) + +extern const uint8_t USBD_HID_KEYBOARD_ReportDesc[USBD_HID_KEYBOARD_REPORT_DESC_SIZE]; + +extern USBD_ClassTypeDef USBD_CDC_MSC_HID; + +// returns 0 on success, -1 on failure +int USBD_SelectMode(uint32_t mode, USBD_HID_ModeInfoTypeDef *hid_info); +// returns the current usb mode +uint8_t USBD_GetMode(); + +uint8_t USBD_CDC_RegisterInterface (USBD_HandleTypeDef *pdev, USBD_CDC_ItfTypeDef *fops); +uint8_t USBD_CDC_SetTxBuffer (USBD_HandleTypeDef *pdev, uint8_t *pbuff, uint16_t length); +uint8_t USBD_CDC_SetRxBuffer (USBD_HandleTypeDef *pdev, uint8_t *pbuff); +uint8_t USBD_CDC_ReceivePacket (USBD_HandleTypeDef *pdev); +uint8_t USBD_CDC_TransmitPacket (USBD_HandleTypeDef *pdev); + +uint8_t USBD_MSC_RegisterStorage(USBD_HandleTypeDef *pdev, USBD_StorageTypeDef *fops); + +uint8_t USBD_HID_RegisterInterface(USBD_HandleTypeDef *pdev, USBD_HID_ItfTypeDef *fops); +uint8_t USBD_HID_SetRxBuffer(USBD_HandleTypeDef *pdev, uint8_t *pbuff); +uint8_t USBD_HID_ReceivePacket(USBD_HandleTypeDef *pdev); +int USBD_HID_CanSendReport(USBD_HandleTypeDef *pdev); +uint8_t USBD_HID_SendReport(USBD_HandleTypeDef *pdev, uint8_t *report, uint16_t len); +uint8_t USBD_HID_SetNAK(USBD_HandleTypeDef *pdev); +uint8_t USBD_HID_ClearNAK(USBD_HandleTypeDef *pdev); + +#endif // _USB_CDC_MSC_CORE_H_ diff --git a/ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid0.h b/ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid0.h new file mode 100644 index 000000000..08882bb1a --- /dev/null +++ b/ports/stm32/usbdev/class/inc/usbd_cdc_msc_hid0.h @@ -0,0 +1,51 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2015 Damien P. George + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +#ifndef MICROPY_INCLUDED_STMHAL_USBDEV_CLASS_INC_USBD_CDC_MSC_HID0_H +#define MICROPY_INCLUDED_STMHAL_USBDEV_CLASS_INC_USBD_CDC_MSC_HID0_H + +// these are exports for the CDC/MSC/HID interface that are independent +// from any other definitions/declarations + +// only CDC_MSC and CDC_HID are available +typedef enum { + USBD_MODE_CDC = 0x01, + USBD_MODE_MSC = 0x02, + USBD_MODE_HID = 0x04, + USBD_MODE_CDC_MSC = 0x03, + USBD_MODE_CDC_HID = 0x05, + USBD_MODE_MSC_HID = 0x06, +} usb_device_mode_t; + +typedef struct _USBD_HID_ModeInfoTypeDef { + uint8_t subclass; // 0=no sub class, 1=boot + uint8_t protocol; // 0=none, 1=keyboard, 2=mouse + uint8_t max_packet_len; // only support up to 255 + uint8_t polling_interval; // in units of 1ms + uint8_t report_desc_len; + const uint8_t *report_desc; +} USBD_HID_ModeInfoTypeDef; + +#endif // MICROPY_INCLUDED_STMHAL_USBDEV_CLASS_INC_USBD_CDC_MSC_HID0_H diff --git a/ports/stm32/usbdev/class/inc/usbd_msc_bot.h b/ports/stm32/usbdev/class/inc/usbd_msc_bot.h new file mode 100644 index 000000000..41f8ab5a5 --- /dev/null +++ b/ports/stm32/usbdev/class/inc/usbd_msc_bot.h @@ -0,0 +1,151 @@ +/**
+ ******************************************************************************
+ * @file usbd_msc_bot.h
+ * @author MCD Application Team
+ * @version V2.0.0
+ * @date 18-February-2014
+ * @brief header for the usbd_msc_bot.c file
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT 2014 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.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+
+#include "usbd_core.h"
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USBD_MSC_BOT_H
+#define __USBD_MSC_BOT_H
+
+/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
+ * @{
+ */
+
+/** @defgroup MSC_BOT
+ * @brief This file is the Header file for usbd_bot.c
+ * @{
+ */
+
+
+/** @defgroup USBD_CORE_Exported_Defines
+ * @{
+ */
+#define USBD_BOT_IDLE 0 /* Idle state */
+#define USBD_BOT_DATA_OUT 1 /* Data Out state */
+#define USBD_BOT_DATA_IN 2 /* Data In state */
+#define USBD_BOT_LAST_DATA_IN 3 /* Last Data In Last */
+#define USBD_BOT_SEND_DATA 4 /* Send Immediate data */
+#define USBD_BOT_NO_DATA 5 /* No data Stage */
+
+#define USBD_BOT_CBW_SIGNATURE 0x43425355
+#define USBD_BOT_CSW_SIGNATURE 0x53425355
+#define USBD_BOT_CBW_LENGTH 31
+#define USBD_BOT_CSW_LENGTH 13
+#define USBD_BOT_MAX_DATA 256
+
+/* CSW Status Definitions */
+#define USBD_CSW_CMD_PASSED 0x00
+#define USBD_CSW_CMD_FAILED 0x01
+#define USBD_CSW_PHASE_ERROR 0x02
+
+/* BOT Status */
+#define USBD_BOT_STATUS_NORMAL 0
+#define USBD_BOT_STATUS_RECOVERY 1
+#define USBD_BOT_STATUS_ERROR 2
+
+
+#define USBD_DIR_IN 0
+#define USBD_DIR_OUT 1
+#define USBD_BOTH_DIR 2
+
+/**
+ * @}
+ */
+
+/** @defgroup MSC_CORE_Private_TypesDefinitions
+ * @{
+ */
+
+typedef struct
+{
+ uint32_t dSignature;
+ uint32_t dTag;
+ uint32_t dDataLength;
+ uint8_t bmFlags;
+ uint8_t bLUN;
+ uint8_t bCBLength;
+ uint8_t CB[16];
+ uint8_t ReservedForAlign;
+}
+USBD_MSC_BOT_CBWTypeDef;
+
+
+typedef struct
+{
+ uint32_t dSignature;
+ uint32_t dTag;
+ uint32_t dDataResidue;
+ uint8_t bStatus;
+ uint8_t ReservedForAlign[3];
+}
+USBD_MSC_BOT_CSWTypeDef;
+
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_CORE_Exported_Types
+ * @{
+ */
+
+/**
+ * @}
+ */
+/** @defgroup USBD_CORE_Exported_FunctionsPrototypes
+ * @{
+ */
+void MSC_BOT_Init (USBD_HandleTypeDef *pdev);
+void MSC_BOT_Reset (USBD_HandleTypeDef *pdev);
+void MSC_BOT_DeInit (USBD_HandleTypeDef *pdev);
+void MSC_BOT_DataIn (USBD_HandleTypeDef *pdev,
+ uint8_t epnum);
+
+void MSC_BOT_DataOut (USBD_HandleTypeDef *pdev,
+ uint8_t epnum);
+
+void MSC_BOT_SendCSW (USBD_HandleTypeDef *pdev,
+ uint8_t CSW_Status);
+
+void MSC_BOT_CplClrFeature (USBD_HandleTypeDef *pdev,
+ uint8_t epnum);
+/**
+ * @}
+ */
+
+#endif /* __USBD_MSC_BOT_H */
+/**
+ * @}
+ */
+
+/**
+* @}
+*/
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+
diff --git a/ports/stm32/usbdev/class/inc/usbd_msc_data.h b/ports/stm32/usbdev/class/inc/usbd_msc_data.h new file mode 100644 index 000000000..f468267f4 --- /dev/null +++ b/ports/stm32/usbdev/class/inc/usbd_msc_data.h @@ -0,0 +1,104 @@ +/**
+ ******************************************************************************
+ * @file usbd_msc_data.h
+ * @author MCD Application Team
+ * @version V2.0.0
+ * @date 18-February-2014
+ * @brief header for the usbd_msc_data.c file
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT 2014 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.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+
+#ifndef _USBD_MSC_DATA_H_
+#define _USBD_MSC_DATA_H_
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbd_conf.h"
+
+/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
+ * @{
+ */
+
+/** @defgroup USB_INFO
+ * @brief general defines for the usb device library file
+ * @{
+ */
+
+/** @defgroup USB_INFO_Exported_Defines
+ * @{
+ */
+#define MODE_SENSE6_LEN 8
+#define MODE_SENSE10_LEN 8
+#define LENGTH_INQUIRY_PAGE00 7
+#define LENGTH_FORMAT_CAPACITIES 20
+
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_INFO_Exported_TypesDefinitions
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+
+/** @defgroup USBD_INFO_Exported_Macros
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup USBD_INFO_Exported_Variables
+ * @{
+ */
+extern const uint8_t MSC_Page00_Inquiry_Data[];
+extern const uint8_t MSC_Mode_Sense6_data[];
+extern const uint8_t MSC_Mode_Sense10_data[] ;
+
+/**
+ * @}
+ */
+
+/** @defgroup USBD_INFO_Exported_FunctionsPrototype
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+#endif /* _USBD_MSC_DATA_H_ */
+
+/**
+ * @}
+ */
+
+/**
+* @}
+*/
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/ports/stm32/usbdev/class/inc/usbd_msc_scsi.h b/ports/stm32/usbdev/class/inc/usbd_msc_scsi.h new file mode 100644 index 000000000..34f059ee5 --- /dev/null +++ b/ports/stm32/usbdev/class/inc/usbd_msc_scsi.h @@ -0,0 +1,195 @@ +/**
+ ******************************************************************************
+ * @file usbd_msc_scsi.h
+ * @author MCD Application Team
+ * @version V2.0.0
+ * @date 18-February-2014
+ * @brief header for the usbd_msc_scsi.c file
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT 2014 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.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USBD_MSC_SCSI_H
+#define __USBD_MSC_SCSI_H
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbd_def.h"
+
+/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
+ * @{
+ */
+
+/** @defgroup USBD_SCSI
+ * @brief header file for the storage disk file
+ * @{
+ */
+
+/** @defgroup USBD_SCSI_Exported_Defines
+ * @{
+ */
+
+#define SENSE_LIST_DEEPTH 4
+
+/* SCSI Commands */
+#define SCSI_FORMAT_UNIT 0x04
+#define SCSI_INQUIRY 0x12
+#define SCSI_MODE_SELECT6 0x15
+#define SCSI_MODE_SELECT10 0x55
+#define SCSI_MODE_SENSE6 0x1A
+#define SCSI_MODE_SENSE10 0x5A
+#define SCSI_ALLOW_MEDIUM_REMOVAL 0x1E
+#define SCSI_SYNCHRONIZE_CACHE10 0x35
+#define SCSI_SYNCHRONIZE_CACHE16 0x91
+#define SCSI_READ6 0x08
+#define SCSI_READ10 0x28
+#define SCSI_READ12 0xA8
+#define SCSI_READ16 0x88
+
+#define SCSI_READ_CAPACITY10 0x25
+#define SCSI_READ_CAPACITY16 0x9E
+
+#define SCSI_REQUEST_SENSE 0x03
+#define SCSI_START_STOP_UNIT 0x1B
+#define SCSI_TEST_UNIT_READY 0x00
+#define SCSI_WRITE6 0x0A
+#define SCSI_WRITE10 0x2A
+#define SCSI_WRITE12 0xAA
+#define SCSI_WRITE16 0x8A
+
+#define SCSI_VERIFY10 0x2F
+#define SCSI_VERIFY12 0xAF
+#define SCSI_VERIFY16 0x8F
+
+#define SCSI_SEND_DIAGNOSTIC 0x1D
+#define SCSI_READ_FORMAT_CAPACITIES 0x23
+
+#define NO_SENSE 0
+#define RECOVERED_ERROR 1
+#define NOT_READY 2
+#define MEDIUM_ERROR 3
+#define HARDWARE_ERROR 4
+#define ILLEGAL_REQUEST 5
+#define UNIT_ATTENTION 6
+#define DATA_PROTECT 7
+#define BLANK_CHECK 8
+#define VENDOR_SPECIFIC 9
+#define COPY_ABORTED 10
+#define ABORTED_COMMAND 11
+#define VOLUME_OVERFLOW 13
+#define MISCOMPARE 14
+
+
+#define INVALID_CDB 0x20
+#define INVALID_FIELED_IN_COMMAND 0x24
+#define PARAMETER_LIST_LENGTH_ERROR 0x1A
+#define INVALID_FIELD_IN_PARAMETER_LIST 0x26
+#define ADDRESS_OUT_OF_RANGE 0x21
+#define MEDIUM_NOT_PRESENT 0x3A
+#define MEDIUM_HAVE_CHANGED 0x28
+#define WRITE_PROTECTED 0x27
+#define UNRECOVERED_READ_ERROR 0x11
+#define WRITE_FAULT 0x03
+
+#define READ_FORMAT_CAPACITY_DATA_LEN 0x0C
+#define READ_CAPACITY10_DATA_LEN 0x08
+#define MODE_SENSE10_DATA_LEN 0x08
+#define MODE_SENSE6_DATA_LEN 0x04
+#define REQUEST_SENSE_DATA_LEN 0x12
+#define STANDARD_INQUIRY_DATA_LEN 0x24
+#define BLKVFY 0x04
+
+extern uint8_t Page00_Inquiry_Data[];
+extern uint8_t Standard_Inquiry_Data[];
+extern uint8_t Standard_Inquiry_Data2[];
+extern uint8_t Mode_Sense6_data[];
+extern uint8_t Mode_Sense10_data[];
+extern uint8_t Scsi_Sense_Data[];
+extern uint8_t ReadCapacity10_Data[];
+extern uint8_t ReadFormatCapacity_Data [];
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_SCSI_Exported_TypesDefinitions
+ * @{
+ */
+
+typedef struct _SENSE_ITEM {
+ char Skey;
+ union {
+ struct _ASCs {
+ char ASC;
+ char ASCQ;
+ }b;
+ unsigned int ASC;
+ char *pData;
+ } w;
+} USBD_SCSI_SenseTypeDef;
+/**
+ * @}
+ */
+
+/** @defgroup USBD_SCSI_Exported_Macros
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup USBD_SCSI_Exported_Variables
+ * @{
+ */
+
+/**
+ * @}
+ */
+/** @defgroup USBD_SCSI_Exported_FunctionsPrototype
+ * @{
+ */
+int8_t SCSI_ProcessCmd(USBD_HandleTypeDef *pdev,
+ uint8_t lun,
+ uint8_t *cmd);
+
+void SCSI_SenseCode(USBD_HandleTypeDef *pdev,
+ uint8_t lun,
+ uint8_t sKey,
+ uint8_t ASC);
+
+/**
+ * @}
+ */
+
+#endif /* __USBD_MSC_SCSI_H */
+/**
+ * @}
+ */
+
+/**
+ * @}
+ */
+
+/**
+* @}
+*/
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+
diff --git a/ports/stm32/usbdev/class/src/usbd_cdc_msc_hid.c b/ports/stm32/usbdev/class/src/usbd_cdc_msc_hid.c new file mode 100644 index 000000000..d61073f4d --- /dev/null +++ b/ports/stm32/usbdev/class/src/usbd_cdc_msc_hid.c @@ -0,0 +1,1130 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2015 Damien P. George + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "usbd_ioreq.h" +#include "usbd_cdc_msc_hid.h" + +#define MAX_TEMPLATE_CONFIG_DESC_SIZE (107) // should be maximum of all template config desc's +#define CDC_TEMPLATE_CONFIG_DESC_SIZE (67) +#define CDC_MSC_TEMPLATE_CONFIG_DESC_SIZE (98) +#define CDC_HID_TEMPLATE_CONFIG_DESC_SIZE (107) +#define CDC_HID_TEMPLATE_HID_DESC_OFFSET (9) +#define HID_DESC_OFFSET_SUBCLASS (6) +#define HID_DESC_OFFSET_PROTOCOL (7) +#define HID_DESC_OFFSET_SUBDESC (9) +#define HID_DESC_OFFSET_REPORT_DESC_LEN (16) +#define HID_DESC_OFFSET_MAX_PACKET_LO (22) +#define HID_DESC_OFFSET_MAX_PACKET_HI (23) +#define HID_DESC_OFFSET_POLLING_INTERVAL (24) +#define HID_DESC_OFFSET_MAX_PACKET_OUT_LO (29) +#define HID_DESC_OFFSET_MAX_PACKET_OUT_HI (30) +#define HID_DESC_OFFSET_POLLING_INTERVAL_OUT (31) +#define HID_SUBDESC_LEN (9) + +#define CDC_IFACE_NUM_ALONE (0) +#define CDC_IFACE_NUM_WITH_MSC (1) +#define CDC_IFACE_NUM_WITH_HID (1) +#define MSC_IFACE_NUM_WITH_CDC (0) +#define HID_IFACE_NUM_WITH_CDC (0) +#define HID_IFACE_NUM_WITH_MSC (1) +#define HID_IN_EP_WITH_CDC (0x81) +#define HID_OUT_EP_WITH_CDC (0x01) +#define HID_IN_EP_WITH_MSC (0x83) +#define HID_OUT_EP_WITH_MSC (0x03) + +#define USB_DESC_TYPE_ASSOCIATION (0x0b) + +#define CDC_CMD_PACKET_SIZE (8) // Control Endpoint Packet size +#define CDC_DATA_IN_PACKET_SIZE CDC_DATA_FS_MAX_PACKET_SIZE +#define CDC_DATA_OUT_PACKET_SIZE CDC_DATA_FS_MAX_PACKET_SIZE + +#define MSC_MAX_PACKET (0x40) +#define BOT_GET_MAX_LUN (0xfe) +#define BOT_RESET (0xff) + +#define HID_DESCRIPTOR_TYPE (0x21) +#define HID_REPORT_DESC (0x22) +#define HID_REQ_SET_PROTOCOL (0x0b) +#define HID_REQ_GET_PROTOCOL (0x03) +#define HID_REQ_SET_IDLE (0x0a) +#define HID_REQ_GET_IDLE (0x02) + +typedef enum { + HID_IDLE = 0, + HID_BUSY, +} HID_StateTypeDef; + +typedef struct { + uint32_t Protocol; + uint32_t IdleState; + uint32_t AltSetting; + HID_StateTypeDef state; + uint8_t *RxBuffer; + uint32_t RxLength; +} USBD_HID_HandleTypeDef; + +static uint8_t usbd_mode; +static uint8_t cdc_iface_num; +static uint8_t hid_in_ep; +static uint8_t hid_out_ep; +static uint8_t hid_iface_num; +static uint8_t usbd_config_desc_size; +static uint8_t *hid_desc; +static const uint8_t *hid_report_desc; + +static USBD_CDC_ItfTypeDef *CDC_fops; +static USBD_StorageTypeDef *MSC_fops; +static USBD_HID_ItfTypeDef *HID_fops; + +static USBD_CDC_HandleTypeDef CDC_ClassData; +static USBD_MSC_BOT_HandleTypeDef MSC_BOT_ClassData; +static USBD_HID_HandleTypeDef HID_ClassData; + +// RAM to hold the current configuration descriptor, which we configure on the fly +__ALIGN_BEGIN static uint8_t usbd_config_desc[MAX_TEMPLATE_CONFIG_DESC_SIZE] __ALIGN_END; + +/* +// this is used only in high-speed mode, which we don't support +// USB Standard Device Descriptor +__ALIGN_BEGIN static uint8_t USBD_CDC_MSC_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, // same for CDC and MSC (latter being MSC_MAX_PACKET), HID is 0x04 + 0x01, + 0x00, +}; +*/ + +// USB CDC MSC device Configuration Descriptor +static const uint8_t cdc_msc_template_config_desc[CDC_MSC_TEMPLATE_CONFIG_DESC_SIZE] = { + //-------------------------------------------------------------------------- + // Configuration Descriptor + 0x09, // bLength: Configuration Descriptor size + USB_DESC_TYPE_CONFIGURATION, // bDescriptorType: Configuration + LOBYTE(CDC_MSC_TEMPLATE_CONFIG_DESC_SIZE), // wTotalLength: no of returned bytes + HIBYTE(CDC_MSC_TEMPLATE_CONFIG_DESC_SIZE), + 0x03, // bNumInterfaces: 3 interfaces + 0x01, // bConfigurationValue: Configuration value + 0x00, // iConfiguration: Index of string descriptor describing the configuration + 0x80, // bmAttributes: bus powered; 0xc0 for self powered + 0xfa, // bMaxPower: in units of 2mA + + //========================================================================== + // MSC only has 1 interface so doesn't need an IAD + + //-------------------------------------------------------------------------- + // Interface Descriptor + 0x09, // bLength: Interface Descriptor size + USB_DESC_TYPE_INTERFACE, // bDescriptorType: interface descriptor + MSC_IFACE_NUM_WITH_CDC, // bInterfaceNumber: Number of Interface + 0x00, // bAlternateSetting: Alternate setting + 0x02, // bNumEndpoints + 0x08, // bInterfaceClass: MSC Class + 0x06, // bInterfaceSubClass : SCSI transparent + 0x50, // nInterfaceProtocol + 0x00, // iInterface: + + // Endpoint IN descriptor + 0x07, // bLength: Endpoint descriptor length + USB_DESC_TYPE_ENDPOINT, // bDescriptorType: Endpoint descriptor type + MSC_IN_EP, // bEndpointAddress: IN, address 3 + 0x02, // bmAttributes: Bulk endpoint type + LOBYTE(MSC_MAX_PACKET), // wMaxPacketSize + HIBYTE(MSC_MAX_PACKET), + 0x00, // bInterval: ignore for Bulk transfer + + // Endpoint OUT descriptor + 0x07, // bLength: Endpoint descriptor length + USB_DESC_TYPE_ENDPOINT, // bDescriptorType: Endpoint descriptor type + MSC_OUT_EP, // bEndpointAddress: OUT, address 3 + 0x02, // bmAttributes: Bulk endpoint type + LOBYTE(MSC_MAX_PACKET), // wMaxPacketSize + HIBYTE(MSC_MAX_PACKET), + 0x00, // bInterval: ignore for Bulk transfer + + //========================================================================== + // Interface Association for CDC VCP + 0x08, // bLength: 8 bytes + USB_DESC_TYPE_ASSOCIATION, // bDescriptorType: IAD + CDC_IFACE_NUM_WITH_MSC, // bFirstInterface: first interface for this association + 0x02, // bInterfaceCount: nummber of interfaces for this association + 0x02, // bFunctionClass: Communication Interface Class + 0x02, // bFunctionSubClass: Abstract Control Model + 0x01, // bFunctionProtocol: Common AT commands + 0x00, // iFunction: index of string for this function + + //-------------------------------------------------------------------------- + // Interface Descriptor + 0x09, // bLength: Interface Descriptor size + USB_DESC_TYPE_INTERFACE, // bDescriptorType: Interface + CDC_IFACE_NUM_WITH_MSC, // bInterfaceNumber: Number of Interface + 0x00, // bAlternateSetting: Alternate setting + 0x01, // bNumEndpoints: One endpoints used + 0x02, // bInterfaceClass: Communication Interface Class + 0x02, // bInterfaceSubClass: Abstract Control Model + 0x01, // bInterfaceProtocol: Common AT commands + 0x00, // iInterface: + + // Header Functional Descriptor + 0x05, // bLength: Endpoint Descriptor size + 0x24, // bDescriptorType: CS_INTERFACE + 0x00, // bDescriptorSubtype: Header Func Desc + 0x10, // bcdCDC: spec release number + 0x01, // ? + + // Call Management Functional Descriptor + 0x05, // bFunctionLength + 0x24, // bDescriptorType: CS_INTERFACE + 0x01, // bDescriptorSubtype: Call Management Func Desc + 0x00, // bmCapabilities: D0+D1 + CDC_IFACE_NUM_WITH_MSC + 1, // bDataInterface: 1 + + // ACM Functional Descriptor + 0x04, // bFunctionLength + 0x24, // bDescriptorType: CS_INTERFACE + 0x02, // bDescriptorSubtype: Abstract Control Management desc + 0x02, // bmCapabilities + + // Union Functional Descriptor + 0x05, // bFunctionLength + 0x24, // bDescriptorType: CS_INTERFACE + 0x06, // bDescriptorSubtype: Union func desc + CDC_IFACE_NUM_WITH_MSC + 0, // bMasterInterface: Communication class interface + CDC_IFACE_NUM_WITH_MSC + 1, // bSlaveInterface0: Data Class Interface + + // Endpoint 2 Descriptor + 0x07, // bLength: Endpoint Descriptor size + USB_DESC_TYPE_ENDPOINT, // bDescriptorType: Endpoint + CDC_CMD_EP, // bEndpointAddress + 0x03, // bmAttributes: Interrupt + LOBYTE(CDC_CMD_PACKET_SIZE), // wMaxPacketSize: + HIBYTE(CDC_CMD_PACKET_SIZE), + 0x20, // bInterval: polling interval in frames of 1ms + + //-------------------------------------------------------------------------- + // Data class interface descriptor + 0x09, // bLength: Endpoint Descriptor size + USB_DESC_TYPE_INTERFACE, // bDescriptorType: interface + CDC_IFACE_NUM_WITH_MSC + 1, // bInterfaceNumber: Number of Interface + 0x00, // bAlternateSetting: Alternate setting + 0x02, // bNumEndpoints: Two endpoints used + 0x0A, // bInterfaceClass: CDC + 0x00, // bInterfaceSubClass: ? + 0x00, // bInterfaceProtocol: ? + 0x00, // iInterface: + + // Endpoint OUT Descriptor + 0x07, // bLength: Endpoint Descriptor size + USB_DESC_TYPE_ENDPOINT, // bDescriptorType: Endpoint + CDC_OUT_EP, // bEndpointAddress + 0x02, // bmAttributes: Bulk + LOBYTE(CDC_DATA_FS_MAX_PACKET_SIZE),// wMaxPacketSize: + HIBYTE(CDC_DATA_FS_MAX_PACKET_SIZE), + 0x00, // bInterval: ignore for Bulk transfer + + // Endpoint IN Descriptor + 0x07, // bLength: Endpoint Descriptor size + USB_DESC_TYPE_ENDPOINT, // bDescriptorType: Endpoint + CDC_IN_EP, // bEndpointAddress + 0x02, // bmAttributes: Bulk + LOBYTE(CDC_DATA_FS_MAX_PACKET_SIZE),// wMaxPacketSize: + HIBYTE(CDC_DATA_FS_MAX_PACKET_SIZE), + 0x00, // bInterval: ignore for Bulk transfer +}; + +// USB CDC HID device Configuration Descriptor +static const uint8_t cdc_hid_template_config_desc[CDC_HID_TEMPLATE_CONFIG_DESC_SIZE] = { + //-------------------------------------------------------------------------- + // Configuration Descriptor + 0x09, // bLength: Configuration Descriptor size + USB_DESC_TYPE_CONFIGURATION, // bDescriptorType: Configuration + LOBYTE(CDC_HID_TEMPLATE_CONFIG_DESC_SIZE), // wTotalLength: no of returned bytes + HIBYTE(CDC_HID_TEMPLATE_CONFIG_DESC_SIZE), + 0x03, // bNumInterfaces: 3 interfaces + 0x01, // bConfigurationValue: Configuration value + 0x00, // iConfiguration: Index of string descriptor describing the configuration + 0x80, // bmAttributes: bus powered; 0xc0 for self powered + 0xfa, // bMaxPower: in units of 2mA + + //========================================================================== + // HID only has 1 interface so doesn't need an IAD + + //-------------------------------------------------------------------------- + // Interface Descriptor + 0x09, // bLength: Interface Descriptor size + USB_DESC_TYPE_INTERFACE, // bDescriptorType: interface descriptor + HID_IFACE_NUM_WITH_CDC, // bInterfaceNumber: Number of Interface + 0x00, // bAlternateSetting: Alternate setting + 0x02, // bNumEndpoints + 0x03, // bInterfaceClass: HID Class + 0x01, // bInterfaceSubClass: 0=no sub class, 1=boot + 0x02, // nInterfaceProtocol: 0=none, 1=keyboard, 2=mouse + 0x00, // iInterface: + + // HID descriptor + 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 + USBD_HID_MOUSE_REPORT_DESC_SIZE, // wItemLength: Total length of Report descriptor + 0x00, + + // Endpoint IN descriptor + 0x07, // bLength: Endpoint descriptor length + USB_DESC_TYPE_ENDPOINT, // bDescriptorType: Endpoint descriptor type + HID_IN_EP_WITH_CDC, // bEndpointAddress: IN + 0x03, // bmAttributes: Interrupt endpoint type + LOBYTE(USBD_HID_MOUSE_MAX_PACKET), // wMaxPacketSize + HIBYTE(USBD_HID_MOUSE_MAX_PACKET), + 0x08, // bInterval: Polling interval + + // Endpoint OUT descriptor + 0x07, // bLength: Endpoint descriptor length + USB_DESC_TYPE_ENDPOINT, // bDescriptorType: Endpoint descriptor type + HID_OUT_EP_WITH_CDC, // bEndpointAddress: OUT + 0x03, // bmAttributes: Interrupt endpoint type + LOBYTE(USBD_HID_MOUSE_MAX_PACKET), // wMaxPacketSize + HIBYTE(USBD_HID_MOUSE_MAX_PACKET), + 0x08, // bInterval: Polling interval + + //========================================================================== + // Interface Association for CDC VCP + 0x08, // bLength: 8 bytes + USB_DESC_TYPE_ASSOCIATION, // bDescriptorType: IAD + CDC_IFACE_NUM_WITH_HID, // bFirstInterface: first interface for this association + 0x02, // bInterfaceCount: nummber of interfaces for this association + 0x02, // bFunctionClass: Communication Interface Class + 0x02, // bFunctionSubClass: Abstract Control Model + 0x01, // bFunctionProtocol: Common AT commands + 0x00, // iFunction: index of string for this function + + //-------------------------------------------------------------------------- + // Interface Descriptor + 0x09, // bLength: Interface Descriptor size + USB_DESC_TYPE_INTERFACE, // bDescriptorType: Interface + CDC_IFACE_NUM_WITH_HID, // bInterfaceNumber: Number of Interface + 0x00, // bAlternateSetting: Alternate setting + 0x01, // bNumEndpoints: One endpoints used + 0x02, // bInterfaceClass: Communication Interface Class + 0x02, // bInterfaceSubClass: Abstract Control Model + 0x01, // bInterfaceProtocol: Common AT commands + 0x00, // iInterface: + + // Header Functional Descriptor + 0x05, // bLength: Endpoint Descriptor size + 0x24, // bDescriptorType: CS_INTERFACE + 0x00, // bDescriptorSubtype: Header Func Desc + 0x10, // bcdCDC: spec release number + 0x01, // ? + + // Call Management Functional Descriptor + 0x05, // bFunctionLength + 0x24, // bDescriptorType: CS_INTERFACE + 0x01, // bDescriptorSubtype: Call Management Func Desc + 0x00, // bmCapabilities: D0+D1 + CDC_IFACE_NUM_WITH_HID + 1, // bDataInterface: 1 + + // ACM Functional Descriptor + 0x04, // bFunctionLength + 0x24, // bDescriptorType: CS_INTERFACE + 0x02, // bDescriptorSubtype: Abstract Control Management desc + 0x02, // bmCapabilities + + // Union Functional Descriptor + 0x05, // bFunctionLength + 0x24, // bDescriptorType: CS_INTERFACE + 0x06, // bDescriptorSubtype: Union func desc + CDC_IFACE_NUM_WITH_HID + 0, // bMasterInterface: Communication class interface + CDC_IFACE_NUM_WITH_HID + 1, // bSlaveInterface0: Data Class Interface + + // Endpoint 2 Descriptor + 0x07, // bLength: Endpoint Descriptor size + USB_DESC_TYPE_ENDPOINT, // bDescriptorType: Endpoint + CDC_CMD_EP, // bEndpointAddress + 0x03, // bmAttributes: Interrupt + LOBYTE(CDC_CMD_PACKET_SIZE), // wMaxPacketSize: + HIBYTE(CDC_CMD_PACKET_SIZE), + 0x20, // bInterval: polling interval in frames of 1ms + + //-------------------------------------------------------------------------- + // Data class interface descriptor + 0x09, // bLength: Endpoint Descriptor size + USB_DESC_TYPE_INTERFACE, // bDescriptorType: interface + CDC_IFACE_NUM_WITH_HID + 1, // bInterfaceNumber: Number of Interface + 0x00, // bAlternateSetting: Alternate setting + 0x02, // bNumEndpoints: Two endpoints used + 0x0A, // bInterfaceClass: CDC + 0x00, // bInterfaceSubClass: ? + 0x00, // bInterfaceProtocol: ? + 0x00, // iInterface: + + // Endpoint OUT Descriptor + 0x07, // bLength: Endpoint Descriptor size + USB_DESC_TYPE_ENDPOINT, // bDescriptorType: Endpoint + CDC_OUT_EP, // bEndpointAddress + 0x02, // bmAttributes: Bulk + LOBYTE(CDC_DATA_FS_MAX_PACKET_SIZE),// wMaxPacketSize: + HIBYTE(CDC_DATA_FS_MAX_PACKET_SIZE), + 0x00, // bInterval: ignore for Bulk transfer + + // Endpoint IN Descriptor + 0x07, // bLength: Endpoint Descriptor size + USB_DESC_TYPE_ENDPOINT, // bDescriptorType: Endpoint + CDC_IN_EP, // bEndpointAddress + 0x02, // bmAttributes: Bulk + LOBYTE(CDC_DATA_FS_MAX_PACKET_SIZE),// wMaxPacketSize: + HIBYTE(CDC_DATA_FS_MAX_PACKET_SIZE), + 0x00, // bInterval: ignore for Bulk transfer +}; + +static const uint8_t cdc_template_config_desc[CDC_TEMPLATE_CONFIG_DESC_SIZE] = { + //-------------------------------------------------------------------------- + // Configuration Descriptor + 0x09, // bLength: Configuration Descriptor size + USB_DESC_TYPE_CONFIGURATION, // bDescriptorType: Configuration + LOBYTE(CDC_TEMPLATE_CONFIG_DESC_SIZE), // wTotalLength:no of returned bytes + HIBYTE(CDC_TEMPLATE_CONFIG_DESC_SIZE), + 0x02, // bNumInterfaces: 2 interface + 0x01, // bConfigurationValue: Configuration value + 0x00, // iConfiguration: Index of string descriptor describing the configuration + 0x80, // bmAttributes: bus powered; 0xc0 for self powered + 0xfa, // bMaxPower: in units of 2mA + + //-------------------------------------------------------------------------- + // Interface Descriptor + 0x09, // bLength: Interface Descriptor size + USB_DESC_TYPE_INTERFACE, // bDescriptorType: Interface + CDC_IFACE_NUM_ALONE, // bInterfaceNumber: Number of Interface + 0x00, // bAlternateSetting: Alternate setting + 0x01, // bNumEndpoints: One endpoints used + 0x02, // bInterfaceClass: Communication Interface Class + 0x02, // bInterfaceSubClass: Abstract Control Model + 0x01, // bInterfaceProtocol: Common AT commands + 0x00, // iInterface: + + // Header Functional Descriptor + 0x05, // bLength: Endpoint Descriptor size + 0x24, // bDescriptorType: CS_INTERFACE + 0x00, // bDescriptorSubtype: Header Func Desc + 0x10, // bcdCDC: spec release number + 0x01, // ? + + // Call Management Functional Descriptor + 0x05, // bFunctionLength + 0x24, // bDescriptorType: CS_INTERFACE + 0x01, // bDescriptorSubtype: Call Management Func Desc + 0x00, // bmCapabilities: D0+D1 + CDC_IFACE_NUM_ALONE + 1, // bDataInterface: 1 + + // ACM Functional Descriptor + 0x04, // bFunctionLength + 0x24, // bDescriptorType: CS_INTERFACE + 0x02, // bDescriptorSubtype: Abstract Control Management desc + 0x02, // bmCapabilities + + // Union Functional Descriptor + 0x05, // bFunctionLength + 0x24, // bDescriptorType: CS_INTERFACE + 0x06, // bDescriptorSubtype: Union func desc + CDC_IFACE_NUM_ALONE + 0, // bMasterInterface: Communication class interface + CDC_IFACE_NUM_ALONE + 1, // bSlaveInterface0: Data Class Interface + + // Endpoint 2 Descriptor + 0x07, // bLength: Endpoint Descriptor size + USB_DESC_TYPE_ENDPOINT, // bDescriptorType: Endpoint + CDC_CMD_EP, // bEndpointAddress + 0x03, // bmAttributes: Interrupt + LOBYTE(CDC_CMD_PACKET_SIZE), // wMaxPacketSize: + HIBYTE(CDC_CMD_PACKET_SIZE), + 0x20, // bInterval: polling interval in frames of 1ms + + //-------------------------------------------------------------------------- + // Data class interface descriptor + 0x09, // bLength: Endpoint Descriptor size + USB_DESC_TYPE_INTERFACE, // bDescriptorType: + CDC_IFACE_NUM_ALONE + 1, // bInterfaceNumber: Number of Interface + 0x00, // bAlternateSetting: Alternate setting + 0x02, // bNumEndpoints: Two endpoints used + 0x0a, // bInterfaceClass: CDC + 0x00, // bInterfaceSubClass: ? + 0x00, // bInterfaceProtocol: ? + 0x00, // iInterface: + + // Endpoint OUT Descriptor + 0x07, // bLength: Endpoint Descriptor size + USB_DESC_TYPE_ENDPOINT, // bDescriptorType: Endpoint + CDC_OUT_EP, // bEndpointAddress + 0x02, // bmAttributes: Bulk + LOBYTE(CDC_DATA_FS_MAX_PACKET_SIZE),// wMaxPacketSize: + HIBYTE(CDC_DATA_FS_MAX_PACKET_SIZE), + 0x00, // bInterval: ignore for Bulk transfer + + // Endpoint IN Descriptor + 0x07, // bLength: Endpoint Descriptor size + USB_DESC_TYPE_ENDPOINT, // bDescriptorType: Endpoint + CDC_IN_EP, // bEndpointAddress + 0x02, // bmAttributes: Bulk + LOBYTE(CDC_DATA_FS_MAX_PACKET_SIZE),// wMaxPacketSize: + HIBYTE(CDC_DATA_FS_MAX_PACKET_SIZE), + 0x00 // bInterval: ignore for Bulk transfer +}; + +__ALIGN_BEGIN const uint8_t USBD_HID_MOUSE_ReportDesc[USBD_HID_MOUSE_REPORT_DESC_SIZE] __ALIGN_END = { + 0x05, 0x01, // Usage Page (Generic Desktop), + 0x09, 0x02, // Usage (Mouse), + 0xA1, 0x01, // Collection (Application), + 0x09, 0x01, // Usage (Pointer), + 0xA1, 0x00, // Collection (Physical), + 0x05, 0x09, // Usage Page (Buttons), + 0x19, 0x01, // Usage Minimum (01), + 0x29, 0x03, // Usage Maximum (03), + 0x15, 0x00, // Logical Minimum (0), + 0x25, 0x01, // Logical Maximum (1), + 0x95, 0x03, // Report Count (3), + 0x75, 0x01, // Report Size (1), + 0x81, 0x02, // Input(Data, Variable, Absolute), -- 3 button bits + 0x95, 0x01, // Report Count(1), + 0x75, 0x05, // Report Size(5), + 0x81, 0x01, // Input(Constant), -- 5 bit padding + 0x05, 0x01, // Usage Page (Generic Desktop), + 0x09, 0x30, // Usage (X), + 0x09, 0x31, // Usage (Y), + 0x09, 0x38, // Usage (Wheel), + 0x15, 0x81, // Logical Minimum (-127), + 0x25, 0x7F, // Logical Maximum (127), + 0x75, 0x08, // Report Size (8), + 0x95, 0x03, // Report Count (3), + 0x81, 0x06, // Input(Data, Variable, Relative), -- 3 position bytes (X,Y,Wheel) + 0xC0, // End Collection, + 0x09, 0x3c, // Usage (Motion Wakeup), + 0x05, 0xff, // Usage Page (?), + 0x09, 0x01, // Usage (?), + 0x15, 0x00, // Logical Minimum (0), + 0x25, 0x01, // Logical Maximum (1), + 0x75, 0x01, // Report Size(1), + 0x95, 0x02, // Report Count(2), + 0xb1, 0x22, // ? + 0x75, 0x06, // Report Size(6), + 0x95, 0x01, // Report Count(1), + 0xb1, 0x01, // ? + 0xc0 // End Collection +}; + +__ALIGN_BEGIN const uint8_t USBD_HID_KEYBOARD_ReportDesc[USBD_HID_KEYBOARD_REPORT_DESC_SIZE] __ALIGN_END = { + // From p69 of http://www.usb.org/developers/devclass_docs/HID1_11.pdf + 0x05, 0x01, // Usage Page (Generic Desktop), + 0x09, 0x06, // Usage (Keyboard), + 0xA1, 0x01, // Collection (Application), + 0x05, 0x07, // Usage Page (Key Codes); + 0x19, 0xE0, // Usage Minimum (224), + 0x29, 0xE7, // Usage Maximum (231), + 0x15, 0x00, // Logical Minimum (0), + 0x25, 0x01, // Logical Maximum (1), + 0x75, 0x01, // Report Size (1), + 0x95, 0x08, // Report Count (8), + 0x81, 0x02, // Input (Data, Variable, Absolute), ;Modifier byte + 0x95, 0x01, // Report Count (1), + 0x75, 0x08, // Report Size (8), + 0x81, 0x01, // Input (Constant), ;Reserved byte + 0x95, 0x05, // Report Count (5), + 0x75, 0x01, // Report Size (1), + 0x05, 0x08, // Usage Page (Page# for LEDs), + 0x19, 0x01, // Usage Minimum (1), + 0x29, 0x05, // Usage Maximum (5), + 0x91, 0x02, // Output (Data, Variable, Absolute), ;LED report + 0x95, 0x01, // Report Count (1), + 0x75, 0x03, // Report Size (3), + 0x91, 0x01, // Output (Constant), ;LED report padding + 0x95, 0x06, // Report Count (6), + 0x75, 0x08, // Report Size (8), + 0x15, 0x00, // Logical Minimum (0), + 0x25, 0x65, // Logical Maximum(101), + 0x05, 0x07, // Usage Page (Key Codes), + 0x19, 0x00, // Usage Minimum (0), + 0x29, 0x65, // Usage Maximum (101), + 0x81, 0x00, // Input (Data, Array), ;Key arrays (6 bytes) + 0xC0 // End Collection +}; + +// return the saved usb mode +uint8_t USBD_GetMode() { + return usbd_mode; +} + +int USBD_SelectMode(uint32_t mode, USBD_HID_ModeInfoTypeDef *hid_info) { + // save mode + usbd_mode = mode; + + // construct config desc + switch (usbd_mode) { + case USBD_MODE_CDC_MSC: + usbd_config_desc_size = sizeof(cdc_msc_template_config_desc); + memcpy(usbd_config_desc, cdc_msc_template_config_desc, sizeof(cdc_msc_template_config_desc)); + cdc_iface_num = CDC_IFACE_NUM_WITH_MSC; + break; + + case USBD_MODE_CDC_HID: + usbd_config_desc_size = sizeof(cdc_hid_template_config_desc); + memcpy(usbd_config_desc, cdc_hid_template_config_desc, sizeof(cdc_hid_template_config_desc)); + cdc_iface_num = CDC_IFACE_NUM_WITH_HID; + hid_in_ep = HID_IN_EP_WITH_CDC; + hid_out_ep = HID_OUT_EP_WITH_CDC; + hid_iface_num = HID_IFACE_NUM_WITH_CDC; + hid_desc = usbd_config_desc + CDC_HID_TEMPLATE_HID_DESC_OFFSET; + break; + + case USBD_MODE_CDC: + usbd_config_desc_size = sizeof(cdc_template_config_desc); + memcpy(usbd_config_desc, cdc_template_config_desc, sizeof(cdc_template_config_desc)); + cdc_iface_num = CDC_IFACE_NUM_ALONE; + break; + + /* + // not implemented + case USBD_MODE_MSC_HID: + hid_in_ep = HID_IN_EP_WITH_MSC; + hid_out_ep = HID_OUT_EP_WITH_MSC; + hid_iface_num = HID_IFACE_NUM_WITH_MSC; + break; + */ + + default: + // mode not supported + return -1; + } + + // configure the HID descriptor, if needed + if (usbd_mode & USBD_MODE_HID) { + hid_desc[HID_DESC_OFFSET_SUBCLASS] = hid_info->subclass; + hid_desc[HID_DESC_OFFSET_PROTOCOL] = hid_info->protocol; + hid_desc[HID_DESC_OFFSET_REPORT_DESC_LEN] = hid_info->report_desc_len; + hid_desc[HID_DESC_OFFSET_MAX_PACKET_LO] = hid_info->max_packet_len; + hid_desc[HID_DESC_OFFSET_MAX_PACKET_HI] = 0; + hid_desc[HID_DESC_OFFSET_POLLING_INTERVAL] = hid_info->polling_interval; + hid_desc[HID_DESC_OFFSET_MAX_PACKET_OUT_LO] = hid_info->max_packet_len; + hid_desc[HID_DESC_OFFSET_MAX_PACKET_OUT_HI] = 0; + hid_desc[HID_DESC_OFFSET_POLLING_INTERVAL_OUT] = hid_info->polling_interval; + hid_report_desc = hid_info->report_desc; + } + + return 0; +} + +static uint8_t USBD_CDC_MSC_HID_Init(USBD_HandleTypeDef *pdev, uint8_t cfgidx) { + if (pdev->dev_speed == USBD_SPEED_HIGH) { + // can't handle high speed + return 1; + } + + if (usbd_mode & USBD_MODE_CDC) { + // CDC VCP component + + // Open EP IN + USBD_LL_OpenEP(pdev, + CDC_IN_EP, + USBD_EP_TYPE_BULK, + CDC_DATA_IN_PACKET_SIZE); + + // Open EP OUT + USBD_LL_OpenEP(pdev, + CDC_OUT_EP, + USBD_EP_TYPE_BULK, + CDC_DATA_OUT_PACKET_SIZE); + + // Open Command IN EP + USBD_LL_OpenEP(pdev, + CDC_CMD_EP, + USBD_EP_TYPE_INTR, + CDC_CMD_PACKET_SIZE); + + // Init physical Interface components + CDC_fops->Init(pdev); + + // Init Xfer states + CDC_ClassData.TxState =0; + CDC_ClassData.RxState =0; + + // Prepare Out endpoint to receive next packet + USBD_LL_PrepareReceive(pdev, CDC_OUT_EP, CDC_ClassData.RxBuffer, CDC_DATA_OUT_PACKET_SIZE); + } + + if (usbd_mode & USBD_MODE_MSC) { + // MSC component + + // Open EP OUT + USBD_LL_OpenEP(pdev, + MSC_OUT_EP, + USBD_EP_TYPE_BULK, + MSC_MAX_PACKET); + + // Open EP IN + USBD_LL_OpenEP(pdev, + MSC_IN_EP, + USBD_EP_TYPE_BULK, + MSC_MAX_PACKET); + + // MSC uses the pClassData pointer because SCSI and BOT reference it + pdev->pClassData = &MSC_BOT_ClassData; + + // Init the BOT layer + MSC_BOT_Init(pdev); + } + + if (usbd_mode & USBD_MODE_HID) { + // HID component + + // get max packet lengths from descriptor + uint16_t mps_in = + hid_desc[HID_DESC_OFFSET_MAX_PACKET_LO] + | (hid_desc[HID_DESC_OFFSET_MAX_PACKET_HI] << 8); + uint16_t mps_out = + hid_desc[HID_DESC_OFFSET_MAX_PACKET_OUT_LO] + | (hid_desc[HID_DESC_OFFSET_MAX_PACKET_OUT_HI] << 8); + + // Open EP IN + USBD_LL_OpenEP(pdev, + hid_in_ep, + USBD_EP_TYPE_INTR, + mps_in); + + // Open EP OUT + USBD_LL_OpenEP(pdev, + hid_out_ep, + USBD_EP_TYPE_INTR, + mps_out); + + HID_fops->Init(pdev); + + // Prepare Out endpoint to receive next packet + USBD_LL_PrepareReceive(pdev, hid_out_ep, HID_ClassData.RxBuffer, mps_out); + + HID_ClassData.state = HID_IDLE; + } + + return 0; +} + +static uint8_t USBD_CDC_MSC_HID_DeInit(USBD_HandleTypeDef *pdev, uint8_t cfgidx) { + if (usbd_mode & USBD_MODE_CDC) { + // CDC VCP component + + // close endpoints + USBD_LL_CloseEP(pdev, CDC_IN_EP); + USBD_LL_CloseEP(pdev, CDC_OUT_EP); + USBD_LL_CloseEP(pdev, CDC_CMD_EP); + + // DeInit physical Interface components + CDC_fops->DeInit(); + } + + if (usbd_mode & USBD_MODE_MSC) { + // MSC component + + // close endpoints + USBD_LL_CloseEP(pdev, MSC_OUT_EP); + USBD_LL_CloseEP(pdev, MSC_IN_EP); + + // DeInit the BOT layer + MSC_BOT_DeInit(pdev); + + // clear the pointer + pdev->pClassData = NULL; + } + + if (usbd_mode & USBD_MODE_HID) { + // HID component + + // close endpoints + USBD_LL_CloseEP(pdev, hid_in_ep); + USBD_LL_CloseEP(pdev, hid_out_ep); + } + + return 0; +} + +static uint8_t USBD_CDC_MSC_HID_Setup(USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req) { + + /* + printf("SU: %x %x %x %x\n", req->bmRequest, req->bRequest, req->wValue, req->wIndex); + + This is what we get when MSC is IFACE=0 and CDC is IFACE=1,2: + SU: 21 22 0 1 -- USB_REQ_TYPE_CLASS | USB_REQ_RECIPIENT_INTERFACE; CDC_SET_CONTROL_LINE_STATE + SU: 21 20 0 1 -- USB_REQ_TYPE_CLASS | USB_REQ_RECIPIENT_INTERFACE; CDC_SET_LINE_CODING + SU: a1 fe 0 0 -- 0x80 | USB_REQ_TYPE_CLASS | USB_REQ_RECIPIENT_INTERFACE; BOT_GET_MAX_LUN; 0; 0 + SU: 21 22 3 1 -- USB_REQ_TYPE_CLASS | USB_REQ_RECIPIENT_INTERFACE; CDC_SET_CONTROL_LINE_STATE + + On a Mac OS X, with MSC then CDC: + SU: a1 fe 0 0 + SU: 21 22 2 1 + SU: 21 22 3 1 + SU: 21 20 0 1 + */ + + switch (req->bmRequest & USB_REQ_TYPE_MASK) { + + // Class request + case USB_REQ_TYPE_CLASS: + // req->wIndex is the recipient interface number + if ((usbd_mode & USBD_MODE_CDC) && req->wIndex == cdc_iface_num) { + // CDC component + if (req->wLength) { + if (req->bmRequest & 0x80) { + // device-to-host request + CDC_fops->Control(req->bRequest, (uint8_t*)CDC_ClassData.data, req->wLength); + USBD_CtlSendData(pdev, (uint8_t*)CDC_ClassData.data, req->wLength); + } else { + // host-to-device request + CDC_ClassData.CmdOpCode = req->bRequest; + CDC_ClassData.CmdLength = req->wLength; + USBD_CtlPrepareRx(pdev, (uint8_t*)CDC_ClassData.data, req->wLength); + } + } else { + // Not a Data request + // Transfer the command to the interface layer + return CDC_fops->Control(req->bRequest, NULL, req->wValue); + } + } else if ((usbd_mode & USBD_MODE_MSC) && req->wIndex == MSC_IFACE_NUM_WITH_CDC) { + // MSC component + switch (req->bRequest) { + case BOT_GET_MAX_LUN: + if ((req->wValue == 0) && (req->wLength == 1) && ((req->bmRequest & 0x80) == 0x80)) { + MSC_BOT_ClassData.max_lun = MSC_fops->GetMaxLun(); + USBD_CtlSendData(pdev, (uint8_t *)&MSC_BOT_ClassData.max_lun, 1); + } else { + USBD_CtlError(pdev, req); + return USBD_FAIL; + } + break; + + case BOT_RESET: + if ((req->wValue == 0) && (req->wLength == 0) && ((req->bmRequest & 0x80) != 0x80)) { + MSC_BOT_Reset(pdev); + } else { + USBD_CtlError(pdev, req); + return USBD_FAIL; + } + break; + + default: + USBD_CtlError(pdev, req); + return USBD_FAIL; + } + } else if ((usbd_mode & USBD_MODE_HID) && req->wIndex == hid_iface_num) { + switch (req->bRequest) { + case HID_REQ_SET_PROTOCOL: + HID_ClassData.Protocol = (uint8_t)(req->wValue); + break; + + case HID_REQ_GET_PROTOCOL: + USBD_CtlSendData (pdev, (uint8_t *)&HID_ClassData.Protocol, 1); + break; + + case HID_REQ_SET_IDLE: + HID_ClassData.IdleState = (uint8_t)(req->wValue >> 8); + break; + + case HID_REQ_GET_IDLE: + USBD_CtlSendData (pdev, (uint8_t *)&HID_ClassData.IdleState, 1); + break; + + default: + USBD_CtlError(pdev, req); + return USBD_FAIL; + } + } + break; + + // Interface & Endpoint request + case USB_REQ_TYPE_STANDARD: + if ((usbd_mode & USBD_MODE_MSC) && req->wIndex == MSC_IFACE_NUM_WITH_CDC) { + switch (req->bRequest) { + case USB_REQ_GET_INTERFACE : + USBD_CtlSendData(pdev, (uint8_t *)&MSC_BOT_ClassData.interface, 1); + break; + + case USB_REQ_SET_INTERFACE : + MSC_BOT_ClassData.interface = (uint8_t)(req->wValue); + break; + + case USB_REQ_CLEAR_FEATURE: + // Flush the FIFO and Clear the stall status + USBD_LL_FlushEP(pdev, (uint8_t)req->wIndex); + + // Re-activate the EP + USBD_LL_CloseEP(pdev, (uint8_t)req->wIndex); + if((((uint8_t)req->wIndex) & 0x80) == 0x80) { + // Open EP IN + USBD_LL_OpenEP(pdev, MSC_IN_EP, USBD_EP_TYPE_BULK, MSC_MAX_PACKET); + } else { + // Open EP OUT + USBD_LL_OpenEP(pdev, MSC_OUT_EP, USBD_EP_TYPE_BULK, MSC_MAX_PACKET); + } + // Handle BOT error + MSC_BOT_CplClrFeature(pdev, (uint8_t)req->wIndex); + break; + } + } else if ((usbd_mode & USBD_MODE_HID) && req->wIndex == hid_iface_num) { + switch (req->bRequest) { + case USB_REQ_GET_DESCRIPTOR: { + uint16_t len = 0; + const uint8_t *pbuf = NULL; + if (req->wValue >> 8 == HID_REPORT_DESC) { + len = hid_desc[HID_DESC_OFFSET_REPORT_DESC_LEN]; + len = MIN(len, req->wLength); + pbuf = hid_report_desc; + } else if (req->wValue >> 8 == HID_DESCRIPTOR_TYPE) { + len = MIN(HID_SUBDESC_LEN, req->wLength); + pbuf = hid_desc + HID_DESC_OFFSET_SUBDESC; + } + USBD_CtlSendData(pdev, (uint8_t*)pbuf, len); + break; + } + + case USB_REQ_GET_INTERFACE: + USBD_CtlSendData (pdev, (uint8_t *)&HID_ClassData.AltSetting, 1); + break; + + case USB_REQ_SET_INTERFACE: + HID_ClassData.AltSetting = (uint8_t)(req->wValue); + break; + } + } + break; + } + return USBD_OK; +} + +/* unused +static uint8_t EP0_TxSent(USBD_HandleTypeDef *pdev) { +} +*/ + +static uint8_t USBD_CDC_MSC_HID_EP0_RxReady(USBD_HandleTypeDef *pdev) { + if ((CDC_fops != NULL) && (CDC_ClassData.CmdOpCode != 0xff)) { + CDC_fops->Control(CDC_ClassData.CmdOpCode, (uint8_t*)CDC_ClassData.data, CDC_ClassData.CmdLength); + CDC_ClassData.CmdOpCode = 0xff; + } + + return USBD_OK; +} + +static uint8_t USBD_CDC_MSC_HID_DataIn(USBD_HandleTypeDef *pdev, uint8_t epnum) { + if ((usbd_mode & USBD_MODE_CDC) && (epnum == (CDC_IN_EP & 0x7f) || epnum == (CDC_CMD_EP & 0x7f))) { + CDC_ClassData.TxState = 0; + return USBD_OK; + } else if ((usbd_mode & USBD_MODE_MSC) && epnum == (MSC_IN_EP & 0x7f)) { + MSC_BOT_DataIn(pdev, epnum); + return USBD_OK; + } else if ((usbd_mode & USBD_MODE_HID) && epnum == (hid_in_ep & 0x7f)) { + /* 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 */ + HID_ClassData.state = HID_IDLE; + return USBD_OK; + } + + return USBD_OK; +} + +static uint8_t USBD_CDC_MSC_HID_DataOut(USBD_HandleTypeDef *pdev, uint8_t epnum) { + if ((usbd_mode & USBD_MODE_CDC) && epnum == (CDC_OUT_EP & 0x7f)) { + /* Get the received data length */ + CDC_ClassData.RxLength = USBD_LL_GetRxDataSize (pdev, epnum); + + /* USB data will be immediately processed, this allow next USB traffic being + NAKed till the end of the application Xfer */ + CDC_fops->Receive(pdev, CDC_ClassData.RxBuffer, &CDC_ClassData.RxLength); + + return USBD_OK; + } else if ((usbd_mode & USBD_MODE_MSC) && epnum == (MSC_OUT_EP & 0x7f)) { + MSC_BOT_DataOut(pdev, epnum); + return USBD_OK; + } else if ((usbd_mode & USBD_MODE_HID) && epnum == (hid_out_ep & 0x7f)) { + HID_ClassData.RxLength = USBD_LL_GetRxDataSize(pdev, epnum); + HID_fops->Receive(pdev, HID_ClassData.RxBuffer, HID_ClassData.RxLength); + } + + return USBD_OK; +} + +static uint8_t *USBD_CDC_MSC_HID_GetCfgDesc(uint16_t *length) { + *length = usbd_config_desc_size; + return usbd_config_desc; +} + +// this is used only in high-speed mode, which we don't support +uint8_t *USBD_CDC_MSC_HID_GetDeviceQualifierDescriptor (uint16_t *length) { + /* + *length = sizeof(USBD_CDC_MSC_HID_DeviceQualifierDesc); + return USBD_CDC_MSC_HID_DeviceQualifierDesc; + */ + *length = 0; + return NULL; +} + +uint8_t USBD_CDC_RegisterInterface(USBD_HandleTypeDef *pdev, USBD_CDC_ItfTypeDef *fops) { + if (fops == NULL) { + return USBD_FAIL; + } else { + CDC_fops = fops; + return USBD_OK; + } +} + +uint8_t USBD_CDC_SetTxBuffer(USBD_HandleTypeDef *pdev, uint8_t *pbuff, uint16_t length) { + CDC_ClassData.TxBuffer = pbuff; + CDC_ClassData.TxLength = length; + return USBD_OK; +} + +uint8_t USBD_CDC_SetRxBuffer(USBD_HandleTypeDef *pdev, uint8_t *pbuff) { + CDC_ClassData.RxBuffer = pbuff; + return USBD_OK; +} + +// data received on non-control OUT endpoint +uint8_t USBD_CDC_TransmitPacket(USBD_HandleTypeDef *pdev) { + if (CDC_ClassData.TxState == 0) { + // transmit next packet + USBD_LL_Transmit(pdev, CDC_IN_EP, CDC_ClassData.TxBuffer, CDC_ClassData.TxLength); + + // Tx transfer in progress + CDC_ClassData.TxState = 1; + return USBD_OK; + } else { + return USBD_BUSY; + } +} + +// prepare OUT endpoint for reception +uint8_t USBD_CDC_ReceivePacket(USBD_HandleTypeDef *pdev) { + // Suspend or Resume USB Out process + if (pdev->dev_speed == USBD_SPEED_HIGH) { + return USBD_FAIL; + } + + // Prepare Out endpoint to receive next packet + USBD_LL_PrepareReceive(pdev, CDC_OUT_EP, CDC_ClassData.RxBuffer, CDC_DATA_OUT_PACKET_SIZE); + + return USBD_OK; +} + +uint8_t USBD_MSC_RegisterStorage(USBD_HandleTypeDef *pdev, USBD_StorageTypeDef *fops) { + if (fops == NULL) { + return USBD_FAIL; + } else { + MSC_fops = fops; + pdev->pUserData = fops; // MSC uses pUserData because SCSI and BOT reference it + return USBD_OK; + } +} + +uint8_t USBD_HID_RegisterInterface(USBD_HandleTypeDef *pdev, USBD_HID_ItfTypeDef *fops) { + if (fops == NULL) { + return USBD_FAIL; + } else { + HID_fops = fops; + return USBD_OK; + } +} + +uint8_t USBD_HID_SetRxBuffer(USBD_HandleTypeDef *pdev, uint8_t *pbuff) { + HID_ClassData.RxBuffer = pbuff; + return USBD_OK; +} + +// prepare OUT endpoint for reception +uint8_t USBD_HID_ReceivePacket(USBD_HandleTypeDef *pdev) { + // Suspend or Resume USB Out process + if (pdev->dev_speed == USBD_SPEED_HIGH) { + return USBD_FAIL; + } + + // Prepare Out endpoint to receive next packet + uint16_t mps_out = + hid_desc[HID_DESC_OFFSET_MAX_PACKET_OUT_LO] + | (hid_desc[HID_DESC_OFFSET_MAX_PACKET_OUT_HI] << 8); + USBD_LL_PrepareReceive(pdev, hid_out_ep, HID_ClassData.RxBuffer, mps_out); + + return USBD_OK; +} + +int USBD_HID_CanSendReport(USBD_HandleTypeDef *pdev) { + return pdev->dev_state == USBD_STATE_CONFIGURED && HID_ClassData.state == HID_IDLE; +} + +uint8_t USBD_HID_SendReport(USBD_HandleTypeDef *pdev, uint8_t *report, uint16_t len) { + if (pdev->dev_state == USBD_STATE_CONFIGURED) { + if (HID_ClassData.state == HID_IDLE) { + HID_ClassData.state = HID_BUSY; + USBD_LL_Transmit(pdev, hid_in_ep, report, len); + } + } + return USBD_OK; +} + +uint8_t USBD_HID_SetNAK(USBD_HandleTypeDef *pdev) { + // get USBx object from pdev (needed for USBx_OUTEP macro below) + PCD_HandleTypeDef *hpcd = pdev->pData; + USB_OTG_GlobalTypeDef *USBx = hpcd->Instance; + // set NAK on HID OUT endpoint + USBx_OUTEP(HID_OUT_EP_WITH_CDC)->DOEPCTL |= USB_OTG_DOEPCTL_SNAK; + return USBD_OK; +} + +uint8_t USBD_HID_ClearNAK(USBD_HandleTypeDef *pdev) { + // get USBx object from pdev (needed for USBx_OUTEP macro below) + PCD_HandleTypeDef *hpcd = pdev->pData; + USB_OTG_GlobalTypeDef *USBx = hpcd->Instance; + // clear NAK on HID OUT endpoint + USBx_OUTEP(HID_OUT_EP_WITH_CDC)->DOEPCTL |= USB_OTG_DOEPCTL_CNAK; + return USBD_OK; +} + +// CDC/MSC/HID interface class callback structure +USBD_ClassTypeDef USBD_CDC_MSC_HID = { + USBD_CDC_MSC_HID_Init, + USBD_CDC_MSC_HID_DeInit, + USBD_CDC_MSC_HID_Setup, + NULL, // EP0_TxSent + USBD_CDC_MSC_HID_EP0_RxReady, + USBD_CDC_MSC_HID_DataIn, + USBD_CDC_MSC_HID_DataOut, + NULL, // SOF + NULL, // IsoINIncomplete + NULL, // IsoOUTIncomplete + USBD_CDC_MSC_HID_GetCfgDesc, + USBD_CDC_MSC_HID_GetCfgDesc, + USBD_CDC_MSC_HID_GetCfgDesc, + USBD_CDC_MSC_HID_GetDeviceQualifierDescriptor, +}; diff --git a/ports/stm32/usbdev/class/src/usbd_msc.c b/ports/stm32/usbdev/class/src/usbd_msc.c new file mode 100644 index 000000000..7817c98b1 --- /dev/null +++ b/ports/stm32/usbdev/class/src/usbd_msc.c @@ -0,0 +1,609 @@ +/**
+ ******************************************************************************
+ * @file usbd_msc_core.c
+ * @author MCD Application Team
+ * @version V2.0.0
+ * @date 18-February-2014
+ * @brief This file provides all the MSC core functions.
+ *
+ * @verbatim
+ *
+ * ===================================================================
+ * MSC Class Description
+ * ===================================================================
+ * This module manages the MSC class V1.0 following the "Universal
+ * Serial Bus Mass Storage Class (MSC) Bulk-Only Transport (BOT) Version 1.0
+ * Sep. 31, 1999".
+ * This driver implements the following aspects of the specification:
+ * - Bulk-Only Transport protocol
+ * - Subclass : SCSI transparent command set (ref. SCSI Primary Commands - 3 (SPC-3))
+ *
+ * @endverbatim
+ *
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT 2014 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_msc.h"
+
+
+/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
+ * @{
+ */
+
+
+/** @defgroup MSC_CORE
+ * @brief Mass storage core module
+ * @{
+ */
+
+/** @defgroup MSC_CORE_Private_TypesDefinitions
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_CORE_Private_Defines
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_CORE_Private_Macros
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_CORE_Private_FunctionPrototypes
+ * @{
+ */
+uint8_t USBD_MSC_Init (USBD_HandleTypeDef *pdev,
+ uint8_t cfgidx);
+
+uint8_t USBD_MSC_DeInit (USBD_HandleTypeDef *pdev,
+ uint8_t cfgidx);
+
+uint8_t USBD_MSC_Setup (USBD_HandleTypeDef *pdev,
+ USBD_SetupReqTypedef *req);
+
+uint8_t USBD_MSC_DataIn (USBD_HandleTypeDef *pdev,
+ uint8_t epnum);
+
+
+uint8_t USBD_MSC_DataOut (USBD_HandleTypeDef *pdev,
+ uint8_t epnum);
+
+uint8_t *USBD_MSC_GetHSCfgDesc (uint16_t *length);
+
+uint8_t *USBD_MSC_GetFSCfgDesc (uint16_t *length);
+
+uint8_t *USBD_MSC_GetOtherSpeedCfgDesc (uint16_t *length);
+
+uint8_t *USBD_MSC_GetDeviceQualifierDescriptor (uint16_t *length);
+
+
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_CORE_Private_Variables
+ * @{
+ */
+
+
+USBD_ClassTypeDef USBD_MSC =
+{
+ USBD_MSC_Init,
+ USBD_MSC_DeInit,
+ USBD_MSC_Setup,
+ NULL, /*EP0_TxSent*/
+ NULL, /*EP0_RxReady*/
+ USBD_MSC_DataIn,
+ USBD_MSC_DataOut,
+ NULL, /*SOF */
+ NULL,
+ NULL,
+ USBD_MSC_GetHSCfgDesc,
+ USBD_MSC_GetFSCfgDesc,
+ USBD_MSC_GetOtherSpeedCfgDesc,
+ USBD_MSC_GetDeviceQualifierDescriptor,
+};
+
+/* USB Mass storage device Configuration Descriptor */
+/* All Descriptors (Configuration, Interface, Endpoint, Class, Vendor */
+__ALIGN_BEGIN uint8_t USBD_MSC_CfgHSDesc[USB_MSC_CONFIG_DESC_SIZ] __ALIGN_END =
+{
+
+ 0x09, /* bLength: Configuation Descriptor size */
+ USB_DESC_TYPE_CONFIGURATION, /* bDescriptorType: Configuration */
+ USB_MSC_CONFIG_DESC_SIZ,
+
+ 0x00,
+ 0x01, /* bNumInterfaces: 1 interface */
+ 0x01, /* bConfigurationValue: */
+ 0x04, /* iConfiguration: */
+ 0xC0, /* bmAttributes: */
+ 0x32, /* MaxPower 100 mA */
+
+ /******************** Mass Storage interface ********************/
+ 0x09, /* bLength: Interface Descriptor size */
+ 0x04, /* bDescriptorType: */
+ 0x00, /* bInterfaceNumber: Number of Interface */
+ 0x00, /* bAlternateSetting: Alternate setting */
+ 0x02, /* bNumEndpoints*/
+ 0x08, /* bInterfaceClass: MSC Class */
+ 0x06, /* bInterfaceSubClass : SCSI transparent*/
+ 0x50, /* nInterfaceProtocol */
+ 0x05, /* iInterface: */
+ /******************** Mass Storage Endpoints ********************/
+ 0x07, /*Endpoint descriptor length = 7*/
+ 0x05, /*Endpoint descriptor type */
+ MSC_EPIN_ADDR, /*Endpoint address (IN, address 1) */
+ 0x02, /*Bulk endpoint type */
+ LOBYTE(MSC_MAX_HS_PACKET),
+ HIBYTE(MSC_MAX_HS_PACKET),
+ 0x00, /*Polling interval in milliseconds */
+
+ 0x07, /*Endpoint descriptor length = 7 */
+ 0x05, /*Endpoint descriptor type */
+ MSC_EPOUT_ADDR, /*Endpoint address (OUT, address 1) */
+ 0x02, /*Bulk endpoint type */
+ LOBYTE(MSC_MAX_HS_PACKET),
+ HIBYTE(MSC_MAX_HS_PACKET),
+ 0x00 /*Polling interval in milliseconds*/
+};
+
+/* USB Mass storage device Configuration Descriptor */
+/* All Descriptors (Configuration, Interface, Endpoint, Class, Vendor */
+uint8_t USBD_MSC_CfgFSDesc[USB_MSC_CONFIG_DESC_SIZ] __ALIGN_END =
+{
+
+ 0x09, /* bLength: Configuation Descriptor size */
+ USB_DESC_TYPE_CONFIGURATION, /* bDescriptorType: Configuration */
+ USB_MSC_CONFIG_DESC_SIZ,
+
+ 0x00,
+ 0x01, /* bNumInterfaces: 1 interface */
+ 0x01, /* bConfigurationValue: */
+ 0x04, /* iConfiguration: */
+ 0xC0, /* bmAttributes: */
+ 0x32, /* MaxPower 100 mA */
+
+ /******************** Mass Storage interface ********************/
+ 0x09, /* bLength: Interface Descriptor size */
+ 0x04, /* bDescriptorType: */
+ 0x00, /* bInterfaceNumber: Number of Interface */
+ 0x00, /* bAlternateSetting: Alternate setting */
+ 0x02, /* bNumEndpoints*/
+ 0x08, /* bInterfaceClass: MSC Class */
+ 0x06, /* bInterfaceSubClass : SCSI transparent*/
+ 0x50, /* nInterfaceProtocol */
+ 0x05, /* iInterface: */
+ /******************** Mass Storage Endpoints ********************/
+ 0x07, /*Endpoint descriptor length = 7*/
+ 0x05, /*Endpoint descriptor type */
+ MSC_EPIN_ADDR, /*Endpoint address (IN, address 1) */
+ 0x02, /*Bulk endpoint type */
+ LOBYTE(MSC_MAX_FS_PACKET),
+ HIBYTE(MSC_MAX_FS_PACKET),
+ 0x00, /*Polling interval in milliseconds */
+
+ 0x07, /*Endpoint descriptor length = 7 */
+ 0x05, /*Endpoint descriptor type */
+ MSC_EPOUT_ADDR, /*Endpoint address (OUT, address 1) */
+ 0x02, /*Bulk endpoint type */
+ LOBYTE(MSC_MAX_FS_PACKET),
+ HIBYTE(MSC_MAX_FS_PACKET),
+ 0x00 /*Polling interval in milliseconds*/
+};
+
+__ALIGN_BEGIN uint8_t USBD_MSC_OtherSpeedCfgDesc[USB_MSC_CONFIG_DESC_SIZ] __ALIGN_END =
+{
+
+ 0x09, /* bLength: Configuation Descriptor size */
+ USB_DESC_TYPE_OTHER_SPEED_CONFIGURATION,
+ USB_MSC_CONFIG_DESC_SIZ,
+
+ 0x00,
+ 0x01, /* bNumInterfaces: 1 interface */
+ 0x01, /* bConfigurationValue: */
+ 0x04, /* iConfiguration: */
+ 0xC0, /* bmAttributes: */
+ 0x32, /* MaxPower 100 mA */
+
+ /******************** Mass Storage interface ********************/
+ 0x09, /* bLength: Interface Descriptor size */
+ 0x04, /* bDescriptorType: */
+ 0x00, /* bInterfaceNumber: Number of Interface */
+ 0x00, /* bAlternateSetting: Alternate setting */
+ 0x02, /* bNumEndpoints*/
+ 0x08, /* bInterfaceClass: MSC Class */
+ 0x06, /* bInterfaceSubClass : SCSI transparent command set*/
+ 0x50, /* nInterfaceProtocol */
+ 0x05, /* iInterface: */
+ /******************** Mass Storage Endpoints ********************/
+ 0x07, /*Endpoint descriptor length = 7*/
+ 0x05, /*Endpoint descriptor type */
+ MSC_EPIN_ADDR, /*Endpoint address (IN, address 1) */
+ 0x02, /*Bulk endpoint type */
+ 0x40,
+ 0x00,
+ 0x00, /*Polling interval in milliseconds */
+
+ 0x07, /*Endpoint descriptor length = 7 */
+ 0x05, /*Endpoint descriptor type */
+ MSC_EPOUT_ADDR, /*Endpoint address (OUT, address 1) */
+ 0x02, /*Bulk endpoint type */
+ 0x40,
+ 0x00,
+ 0x00 /*Polling interval in milliseconds*/
+};
+
+/* USB Standard Device Descriptor */
+__ALIGN_BEGIN uint8_t USBD_MSC_DeviceQualifierDesc[USB_LEN_DEV_QUALIFIER_DESC] __ALIGN_END =
+{
+ USB_LEN_DEV_QUALIFIER_DESC,
+ USB_DESC_TYPE_DEVICE_QUALIFIER,
+ 0x00,
+ 0x02,
+ 0x00,
+ 0x00,
+ 0x00,
+ MSC_MAX_FS_PACKET,
+ 0x01,
+ 0x00,
+};
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_CORE_Private_Functions
+ * @{
+ */
+
+/**
+ * @brief USBD_MSC_Init
+ * Initialize the mass storage configuration
+ * @param pdev: device instance
+ * @param cfgidx: configuration index
+ * @retval status
+ */
+uint8_t USBD_MSC_Init (USBD_HandleTypeDef *pdev,
+ uint8_t cfgidx)
+{
+ int16_t ret = 0;
+
+ if(pdev->dev_speed == USBD_SPEED_HIGH )
+ {
+ /* Open EP OUT */
+ USBD_LL_OpenEP(pdev,
+ MSC_EPOUT_ADDR,
+ USBD_EP_TYPE_BULK,
+ MSC_MAX_HS_PACKET);
+
+ /* Open EP IN */
+ USBD_LL_OpenEP(pdev,
+ MSC_EPIN_ADDR,
+ USBD_EP_TYPE_BULK,
+ MSC_MAX_HS_PACKET);
+ }
+ else
+ {
+ /* Open EP OUT */
+ USBD_LL_OpenEP(pdev,
+ MSC_EPOUT_ADDR,
+ USBD_EP_TYPE_BULK,
+ MSC_MAX_FS_PACKET);
+
+ /* Open EP IN */
+ USBD_LL_OpenEP(pdev,
+ MSC_EPIN_ADDR,
+ USBD_EP_TYPE_BULK,
+ MSC_MAX_FS_PACKET);
+ }
+ pdev->pClassData = USBD_malloc(sizeof (USBD_MSC_BOT_HandleTypeDef));
+
+ if(pdev->pClassData == NULL)
+ {
+ ret = 1;
+ }
+ else
+ {
+ /* Init the BOT layer */
+ MSC_BOT_Init(pdev);
+ ret = 0;
+ }
+
+ return ret;
+}
+
+/**
+ * @brief USBD_MSC_DeInit
+ * DeInitilaize the mass storage configuration
+ * @param pdev: device instance
+ * @param cfgidx: configuration index
+ * @retval status
+ */
+uint8_t USBD_MSC_DeInit (USBD_HandleTypeDef *pdev,
+ uint8_t cfgidx)
+{
+ /* Close MSC EPs */
+ USBD_LL_CloseEP(pdev,
+ MSC_EPOUT_ADDR);
+
+ /* Open EP IN */
+ USBD_LL_CloseEP(pdev,
+ MSC_EPIN_ADDR);
+
+
+ /* D-Init the BOT layer */
+ MSC_BOT_DeInit(pdev);
+
+ /* Free MSC Class Resources */
+ if(pdev->pClassData != NULL)
+ {
+ USBD_free(pdev->pClassData);
+ pdev->pClassData = NULL;
+ }
+ return 0;
+}
+/**
+* @brief USBD_MSC_Setup
+* Handle the MSC specific requests
+* @param pdev: device instance
+* @param req: USB request
+* @retval status
+*/
+uint8_t USBD_MSC_Setup (USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ switch (req->bmRequest & USB_REQ_TYPE_MASK)
+ {
+
+ /* Class request */
+ case USB_REQ_TYPE_CLASS :
+ switch (req->bRequest)
+ {
+ case BOT_GET_MAX_LUN :
+
+ if((req->wValue == 0) &&
+ (req->wLength == 1) &&
+ ((req->bmRequest & 0x80) == 0x80))
+ {
+ hmsc->max_lun = ((USBD_StorageTypeDef *)pdev->pUserData)->GetMaxLun();
+ USBD_CtlSendData (pdev,
+ (uint8_t *)&hmsc->max_lun,
+ 1);
+ }
+ else
+ {
+ USBD_CtlError(pdev , req);
+ return USBD_FAIL;
+ }
+ break;
+
+ case BOT_RESET :
+ if((req->wValue == 0) &&
+ (req->wLength == 0) &&
+ ((req->bmRequest & 0x80) != 0x80))
+ {
+ MSC_BOT_Reset(pdev);
+ }
+ else
+ {
+ USBD_CtlError(pdev , req);
+ return USBD_FAIL;
+ }
+ break;
+
+ default:
+ USBD_CtlError(pdev , req);
+ return USBD_FAIL;
+ }
+ break;
+ /* Interface & Endpoint request */
+ case USB_REQ_TYPE_STANDARD:
+ switch (req->bRequest)
+ {
+ case USB_REQ_GET_INTERFACE :
+ USBD_CtlSendData (pdev,
+ (uint8_t *)&hmsc->interface,
+ 1);
+ break;
+
+ case USB_REQ_SET_INTERFACE :
+ hmsc->interface = (uint8_t)(req->wValue);
+ break;
+
+ case USB_REQ_CLEAR_FEATURE:
+
+ /* Flush the FIFO and Clear the stall status */
+ USBD_LL_FlushEP(pdev, (uint8_t)req->wIndex);
+
+ /* Re-activate the EP */
+ USBD_LL_CloseEP (pdev , (uint8_t)req->wIndex);
+ if((((uint8_t)req->wIndex) & 0x80) == 0x80)
+ {
+ if(pdev->dev_speed == USBD_SPEED_HIGH )
+ {
+ /* Open EP IN */
+ USBD_LL_OpenEP(pdev,
+ MSC_EPIN_ADDR,
+ USBD_EP_TYPE_BULK,
+ MSC_MAX_HS_PACKET);
+ }
+ else
+ {
+ /* Open EP IN */
+ USBD_LL_OpenEP(pdev,
+ MSC_EPIN_ADDR,
+ USBD_EP_TYPE_BULK,
+ MSC_MAX_FS_PACKET);
+ }
+ }
+ else
+ {
+ if(pdev->dev_speed == USBD_SPEED_HIGH )
+ {
+ /* Open EP IN */
+ USBD_LL_OpenEP(pdev,
+ MSC_EPOUT_ADDR,
+ USBD_EP_TYPE_BULK,
+ MSC_MAX_HS_PACKET);
+ }
+ else
+ {
+ /* Open EP IN */
+ USBD_LL_OpenEP(pdev,
+ MSC_EPOUT_ADDR,
+ USBD_EP_TYPE_BULK,
+ MSC_MAX_FS_PACKET);
+ }
+ }
+
+ /* Handle BOT error */
+ MSC_BOT_CplClrFeature(pdev, (uint8_t)req->wIndex);
+ break;
+
+ }
+ break;
+
+ default:
+ break;
+ }
+ return 0;
+}
+
+/**
+* @brief USBD_MSC_DataIn
+* handle data IN Stage
+* @param pdev: device instance
+* @param epnum: endpoint index
+* @retval status
+*/
+uint8_t USBD_MSC_DataIn (USBD_HandleTypeDef *pdev,
+ uint8_t epnum)
+{
+ MSC_BOT_DataIn(pdev , epnum);
+ return 0;
+}
+
+/**
+* @brief USBD_MSC_DataOut
+* handle data OUT Stage
+* @param pdev: device instance
+* @param epnum: endpoint index
+* @retval status
+*/
+uint8_t USBD_MSC_DataOut (USBD_HandleTypeDef *pdev,
+ uint8_t epnum)
+{
+ MSC_BOT_DataOut(pdev , epnum);
+ return 0;
+}
+
+/**
+* @brief USBD_MSC_GetHSCfgDesc
+* return configuration descriptor
+* @param length : pointer data length
+* @retval pointer to descriptor buffer
+*/
+uint8_t *USBD_MSC_GetHSCfgDesc (uint16_t *length)
+{
+ *length = sizeof (USBD_MSC_CfgHSDesc);
+ return USBD_MSC_CfgHSDesc;
+}
+
+/**
+* @brief USBD_MSC_GetFSCfgDesc
+* return configuration descriptor
+* @param length : pointer data length
+* @retval pointer to descriptor buffer
+*/
+uint8_t *USBD_MSC_GetFSCfgDesc (uint16_t *length)
+{
+ *length = sizeof (USBD_MSC_CfgFSDesc);
+ return USBD_MSC_CfgFSDesc;
+}
+
+/**
+* @brief USBD_MSC_GetOtherSpeedCfgDesc
+* return other speed configuration descriptor
+* @param length : pointer data length
+* @retval pointer to descriptor buffer
+*/
+uint8_t *USBD_MSC_GetOtherSpeedCfgDesc (uint16_t *length)
+{
+ *length = sizeof (USBD_MSC_OtherSpeedCfgDesc);
+ return USBD_MSC_OtherSpeedCfgDesc;
+}
+/**
+* @brief DeviceQualifierDescriptor
+* return Device Qualifier descriptor
+* @param length : pointer data length
+* @retval pointer to descriptor buffer
+*/
+uint8_t *USBD_MSC_GetDeviceQualifierDescriptor (uint16_t *length)
+{
+ *length = sizeof (USBD_MSC_DeviceQualifierDesc);
+ return USBD_MSC_DeviceQualifierDesc;
+}
+
+/**
+* @brief USBD_MSC_RegisterStorage
+* @param fops: storage callback
+* @retval status
+*/
+uint8_t USBD_MSC_RegisterStorage (USBD_HandleTypeDef *pdev,
+ USBD_StorageTypeDef *fops)
+{
+ if(fops != NULL)
+ {
+ pdev->pUserData= fops;
+ }
+ return 0;
+}
+
+/**
+ * @}
+ */
+
+
+/**
+ * @}
+ */
+
+
+/**
+ * @}
+ */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/ports/stm32/usbdev/class/src/usbd_msc_bot.c b/ports/stm32/usbdev/class/src/usbd_msc_bot.c new file mode 100644 index 000000000..3c06f3cf6 --- /dev/null +++ b/ports/stm32/usbdev/class/src/usbd_msc_bot.c @@ -0,0 +1,407 @@ +/**
+ ******************************************************************************
+ * @file usbd_msc_bot.c
+ * @author MCD Application Team
+ * @version V2.0.0
+ * @date 18-February-2014
+ * @brief This file provides all the BOT protocol core functions.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT 2014 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_msc_bot.h"
+#include "usbd_msc_scsi.h"
+#include "usbd_cdc_msc_hid.h"
+#include "usbd_ioreq.h"
+
+/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
+ * @{
+ */
+
+
+/** @defgroup MSC_BOT
+ * @brief BOT protocol module
+ * @{
+ */
+
+/** @defgroup MSC_BOT_Private_TypesDefinitions
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_BOT_Private_Defines
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_BOT_Private_Macros
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_BOT_Private_Variables
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_BOT_Private_FunctionPrototypes
+ * @{
+ */
+static void MSC_BOT_CBW_Decode (USBD_HandleTypeDef *pdev);
+
+static void MSC_BOT_SendData (USBD_HandleTypeDef *pdev,
+ uint8_t* pbuf,
+ uint16_t len);
+
+static void MSC_BOT_Abort(USBD_HandleTypeDef *pdev);
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_BOT_Private_Functions
+ * @{
+ */
+
+
+
+/**
+* @brief MSC_BOT_Init
+* Initialize the BOT Process
+* @param pdev: device instance
+* @retval None
+*/
+void MSC_BOT_Init (USBD_HandleTypeDef *pdev)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ hmsc->bot_state = USBD_BOT_IDLE;
+ hmsc->bot_status = USBD_BOT_STATUS_NORMAL;
+
+ hmsc->scsi_sense_tail = 0;
+ hmsc->scsi_sense_head = 0;
+
+ ((USBD_StorageTypeDef *)pdev->pUserData)->Init(0);
+
+ USBD_LL_FlushEP(pdev, MSC_OUT_EP);
+ USBD_LL_FlushEP(pdev, MSC_IN_EP);
+
+ /* Prapare EP to Receive First BOT Cmd */
+ USBD_LL_PrepareReceive (pdev,
+ MSC_OUT_EP,
+ (uint8_t *)&hmsc->cbw,
+ USBD_BOT_CBW_LENGTH);
+}
+
+/**
+* @brief MSC_BOT_Reset
+* Reset the BOT Machine
+* @param pdev: device instance
+* @retval None
+*/
+void MSC_BOT_Reset (USBD_HandleTypeDef *pdev)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ hmsc->bot_state = USBD_BOT_IDLE;
+ hmsc->bot_status = USBD_BOT_STATUS_RECOVERY;
+
+ /* Prapare EP to Receive First BOT Cmd */
+ USBD_LL_PrepareReceive (pdev,
+ MSC_OUT_EP,
+ (uint8_t *)&hmsc->cbw,
+ USBD_BOT_CBW_LENGTH);
+}
+
+/**
+* @brief MSC_BOT_DeInit
+* Uninitialize the BOT Machine
+* @param pdev: device instance
+* @retval None
+*/
+void MSC_BOT_DeInit (USBD_HandleTypeDef *pdev)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+ hmsc->bot_state = USBD_BOT_IDLE;
+}
+
+/**
+* @brief MSC_BOT_DataIn
+* Handle BOT IN data stage
+* @param pdev: device instance
+* @param epnum: endpoint index
+* @retval None
+*/
+void MSC_BOT_DataIn (USBD_HandleTypeDef *pdev,
+ uint8_t epnum)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ switch (hmsc->bot_state)
+ {
+ case USBD_BOT_DATA_IN:
+ if(SCSI_ProcessCmd(pdev,
+ hmsc->cbw.bLUN,
+ &hmsc->cbw.CB[0]) < 0)
+ {
+ MSC_BOT_SendCSW (pdev, USBD_CSW_CMD_FAILED);
+ }
+ break;
+
+ case USBD_BOT_SEND_DATA:
+ case USBD_BOT_LAST_DATA_IN:
+ MSC_BOT_SendCSW (pdev, USBD_CSW_CMD_PASSED);
+
+ break;
+
+ default:
+ break;
+ }
+}
+/**
+* @brief MSC_BOT_DataOut
+* Proccess MSC OUT data
+* @param pdev: device instance
+* @param epnum: endpoint index
+* @retval None
+*/
+void MSC_BOT_DataOut (USBD_HandleTypeDef *pdev,
+ uint8_t epnum)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ switch (hmsc->bot_state)
+ {
+ case USBD_BOT_IDLE:
+ MSC_BOT_CBW_Decode(pdev);
+ break;
+
+ case USBD_BOT_DATA_OUT:
+
+ if(SCSI_ProcessCmd(pdev,
+ hmsc->cbw.bLUN,
+ &hmsc->cbw.CB[0]) < 0)
+ {
+ MSC_BOT_SendCSW (pdev, USBD_CSW_CMD_FAILED);
+ }
+
+ break;
+
+ default:
+ break;
+ }
+}
+
+/**
+* @brief MSC_BOT_CBW_Decode
+* Decode the CBW command and set the BOT state machine accordingtly
+* @param pdev: device instance
+* @retval None
+*/
+static void MSC_BOT_CBW_Decode (USBD_HandleTypeDef *pdev)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ hmsc->csw.dTag = hmsc->cbw.dTag;
+ hmsc->csw.dDataResidue = hmsc->cbw.dDataLength;
+
+ if ((USBD_LL_GetRxDataSize (pdev ,MSC_OUT_EP) != USBD_BOT_CBW_LENGTH) ||
+ (hmsc->cbw.dSignature != USBD_BOT_CBW_SIGNATURE)||
+ (hmsc->cbw.bLUN > 1) ||
+ (hmsc->cbw.bCBLength < 1) ||
+ (hmsc->cbw.bCBLength > 16))
+ {
+
+ SCSI_SenseCode(pdev,
+ hmsc->cbw.bLUN,
+ ILLEGAL_REQUEST,
+ INVALID_CDB);
+
+ hmsc->bot_status = USBD_BOT_STATUS_ERROR;
+ MSC_BOT_Abort(pdev);
+
+ }
+ else
+ {
+ if(SCSI_ProcessCmd(pdev,
+ hmsc->cbw.bLUN,
+ &hmsc->cbw.CB[0]) < 0)
+ {
+ if(hmsc->bot_state == USBD_BOT_NO_DATA)
+ {
+ MSC_BOT_SendCSW (pdev,
+ USBD_CSW_CMD_FAILED);
+ }
+ else
+ {
+ MSC_BOT_Abort(pdev);
+ }
+ }
+ /*Burst xfer handled internally*/
+ else if ((hmsc->bot_state != USBD_BOT_DATA_IN) &&
+ (hmsc->bot_state != USBD_BOT_DATA_OUT) &&
+ (hmsc->bot_state != USBD_BOT_LAST_DATA_IN))
+ {
+ if (hmsc->bot_data_length > 0)
+ {
+ MSC_BOT_SendData(pdev,
+ hmsc->bot_data,
+ hmsc->bot_data_length);
+ }
+ else if (hmsc->bot_data_length == 0)
+ {
+ MSC_BOT_SendCSW (pdev,
+ USBD_CSW_CMD_PASSED);
+ }
+ }
+ }
+}
+
+/**
+* @brief MSC_BOT_SendData
+* Send the requested data
+* @param pdev: device instance
+* @param buf: pointer to data buffer
+* @param len: Data Length
+* @retval None
+*/
+static void MSC_BOT_SendData(USBD_HandleTypeDef *pdev,
+ uint8_t* buf,
+ uint16_t len)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ len = MIN (hmsc->cbw.dDataLength, len);
+ hmsc->csw.dDataResidue -= len;
+ hmsc->csw.bStatus = USBD_CSW_CMD_PASSED;
+ hmsc->bot_state = USBD_BOT_SEND_DATA;
+
+ USBD_LL_Transmit (pdev, MSC_IN_EP, buf, len);
+}
+
+/**
+* @brief MSC_BOT_SendCSW
+* Send the Command Status Wrapper
+* @param pdev: device instance
+* @param status : CSW status
+* @retval None
+*/
+void MSC_BOT_SendCSW (USBD_HandleTypeDef *pdev,
+ uint8_t CSW_Status)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ hmsc->csw.dSignature = USBD_BOT_CSW_SIGNATURE;
+ hmsc->csw.bStatus = CSW_Status;
+ hmsc->bot_state = USBD_BOT_IDLE;
+
+ USBD_LL_Transmit (pdev,
+ MSC_IN_EP,
+ (uint8_t *)&hmsc->csw,
+ USBD_BOT_CSW_LENGTH);
+
+ /* Prapare EP to Receive next Cmd */
+ USBD_LL_PrepareReceive (pdev,
+ MSC_OUT_EP,
+ (uint8_t *)&hmsc->cbw,
+ USBD_BOT_CBW_LENGTH);
+
+}
+
+/**
+* @brief MSC_BOT_Abort
+* Abort the current transfer
+* @param pdev: device instance
+* @retval status
+*/
+
+static void MSC_BOT_Abort (USBD_HandleTypeDef *pdev)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ if ((hmsc->cbw.bmFlags == 0) &&
+ (hmsc->cbw.dDataLength != 0) &&
+ (hmsc->bot_status == USBD_BOT_STATUS_NORMAL) )
+ {
+ USBD_LL_StallEP(pdev, MSC_OUT_EP );
+ }
+ USBD_LL_StallEP(pdev, MSC_IN_EP);
+
+ if(hmsc->bot_status == USBD_BOT_STATUS_ERROR)
+ {
+ USBD_LL_PrepareReceive (pdev,
+ MSC_OUT_EP,
+ (uint8_t *)&hmsc->cbw,
+ USBD_BOT_CBW_LENGTH);
+ }
+}
+
+/**
+* @brief MSC_BOT_CplClrFeature
+* Complete the clear feature request
+* @param pdev: device instance
+* @param epnum: endpoint index
+* @retval None
+*/
+
+void MSC_BOT_CplClrFeature (USBD_HandleTypeDef *pdev, uint8_t epnum)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ if(hmsc->bot_status == USBD_BOT_STATUS_ERROR )/* Bad CBW Signature */
+ {
+ USBD_LL_StallEP(pdev, MSC_IN_EP);
+ hmsc->bot_status = USBD_BOT_STATUS_NORMAL;
+ }
+ else if(((epnum & 0x80) == 0x80) && ( hmsc->bot_status != USBD_BOT_STATUS_RECOVERY))
+ {
+ MSC_BOT_SendCSW (pdev, USBD_CSW_CMD_FAILED);
+ }
+
+}
+/**
+ * @}
+ */
+
+
+/**
+ * @}
+ */
+
+
+/**
+ * @}
+ */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/ports/stm32/usbdev/class/src/usbd_msc_data.c b/ports/stm32/usbdev/class/src/usbd_msc_data.c new file mode 100644 index 000000000..4d72bd5fc --- /dev/null +++ b/ports/stm32/usbdev/class/src/usbd_msc_data.c @@ -0,0 +1,134 @@ +/**
+ ******************************************************************************
+ * @file usbd_msc_data.c
+ * @author MCD Application Team
+ * @version V2.0.0
+ * @date 18-February-2014
+ * @brief This file provides all the vital inquiry pages and sense data.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT 2014 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_msc_data.h"
+
+
+/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
+ * @{
+ */
+
+
+/** @defgroup MSC_DATA
+ * @brief Mass storage info/data module
+ * @{
+ */
+
+/** @defgroup MSC_DATA_Private_TypesDefinitions
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_DATA_Private_Defines
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_DATA_Private_Macros
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_DATA_Private_Variables
+ * @{
+ */
+
+
+/* USB Mass storage Page 0 Inquiry Data */
+const uint8_t MSC_Page00_Inquiry_Data[] = {//7
+ 0x00,
+ 0x00,
+ 0x00,
+ (LENGTH_INQUIRY_PAGE00 - 4),
+ 0x00,
+ 0x80,
+ 0x83
+};
+/* USB Mass storage sense 6 Data */
+const uint8_t MSC_Mode_Sense6_data[] = {
+ 0x00,
+ 0x00,
+ 0x00,
+ 0x00,
+ 0x00,
+ 0x00,
+ 0x00,
+ 0x00
+};
+/* USB Mass storage sense 10 Data */
+const uint8_t MSC_Mode_Sense10_data[] = {
+ 0x00,
+ 0x06,
+ 0x00,
+ 0x00,
+ 0x00,
+ 0x00,
+ 0x00,
+ 0x00
+};
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_DATA_Private_FunctionPrototypes
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_DATA_Private_Functions
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+
+/**
+ * @}
+ */
+
+
+/**
+ * @}
+ */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/ports/stm32/usbdev/class/src/usbd_msc_scsi.c b/ports/stm32/usbdev/class/src/usbd_msc_scsi.c new file mode 100644 index 000000000..b2931b745 --- /dev/null +++ b/ports/stm32/usbdev/class/src/usbd_msc_scsi.c @@ -0,0 +1,811 @@ +/**
+ ******************************************************************************
+ * @file usbd_msc_scsi.c
+ * @author MCD Application Team
+ * @version V2.0.0
+ * @date 18-February-2014
+ * @brief This file provides all the USBD SCSI layer functions.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT 2014 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_msc_bot.h"
+#include "usbd_msc_scsi.h"
+#include "usbd_msc_data.h"
+#include "usbd_cdc_msc_hid.h"
+
+
+
+/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
+ * @{
+ */
+
+
+/** @defgroup MSC_SCSI
+ * @brief Mass storage SCSI layer module
+ * @{
+ */
+
+/** @defgroup MSC_SCSI_Private_TypesDefinitions
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_SCSI_Private_Defines
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_SCSI_Private_Macros
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_SCSI_Private_Variables
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_SCSI_Private_FunctionPrototypes
+ * @{
+ */
+static int8_t SCSI_TestUnitReady(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
+static int8_t SCSI_Inquiry(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
+static int8_t SCSI_ReadFormatCapacity(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
+static int8_t SCSI_ReadCapacity10(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
+static int8_t SCSI_RequestSense (USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
+static int8_t SCSI_StartStopUnit(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
+static int8_t SCSI_AllowMediumRemoval(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
+static int8_t SCSI_ModeSense6 (USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
+static int8_t SCSI_ModeSense10 (USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
+static int8_t SCSI_SynchronizeCache(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
+static int8_t SCSI_Write10(USBD_HandleTypeDef *pdev, uint8_t lun , uint8_t *params);
+static int8_t SCSI_Read10(USBD_HandleTypeDef *pdev, uint8_t lun , uint8_t *params);
+static int8_t SCSI_Verify10(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params);
+static int8_t SCSI_CheckAddressRange (USBD_HandleTypeDef *pdev,
+ uint8_t lun ,
+ uint32_t blk_offset ,
+ uint16_t blk_nbr);
+static int8_t SCSI_ProcessRead (USBD_HandleTypeDef *pdev,
+ uint8_t lun);
+
+static int8_t SCSI_ProcessWrite (USBD_HandleTypeDef *pdev,
+ uint8_t lun);
+/**
+ * @}
+ */
+
+
+/** @defgroup MSC_SCSI_Private_Functions
+ * @{
+ */
+
+
+/**
+* @brief SCSI_ProcessCmd
+* Process SCSI commands
+* @param pdev: device instance
+* @param lun: Logical unit number
+* @param params: Command parameters
+* @retval status
+*/
+int8_t SCSI_ProcessCmd(USBD_HandleTypeDef *pdev,
+ uint8_t lun,
+ uint8_t *params)
+{
+ /*
+ if (params[0] != SCSI_READ10 && params[0] != SCSI_WRITE10) {
+ printf("SCSI_ProcessCmd(lun=%d, params=%x, %x)\n", lun, params[0], params[1]);
+ }
+ */
+
+ switch (params[0])
+ {
+ case SCSI_TEST_UNIT_READY:
+ return SCSI_TestUnitReady(pdev, lun, params);
+
+ case SCSI_REQUEST_SENSE:
+ return SCSI_RequestSense (pdev, lun, params);
+ case SCSI_INQUIRY:
+ return SCSI_Inquiry(pdev, lun, params);
+
+ case SCSI_START_STOP_UNIT:
+ return SCSI_StartStopUnit(pdev, lun, params);
+
+ case SCSI_ALLOW_MEDIUM_REMOVAL:
+ return SCSI_AllowMediumRemoval(pdev, lun, params);
+
+ case SCSI_MODE_SENSE6:
+ return SCSI_ModeSense6 (pdev, lun, params);
+
+ case SCSI_MODE_SENSE10:
+ return SCSI_ModeSense10 (pdev, lun, params);
+
+ case SCSI_SYNCHRONIZE_CACHE10:
+ case SCSI_SYNCHRONIZE_CACHE16:
+ return SCSI_SynchronizeCache(pdev, lun, params);
+
+ case SCSI_READ_FORMAT_CAPACITIES:
+ return SCSI_ReadFormatCapacity(pdev, lun, params);
+
+ case SCSI_READ_CAPACITY10:
+ return SCSI_ReadCapacity10(pdev, lun, params);
+
+ case SCSI_READ10:
+ return SCSI_Read10(pdev, lun, params);
+
+ case SCSI_WRITE10:
+ return SCSI_Write10(pdev, lun, params);
+
+ case SCSI_VERIFY10:
+ return SCSI_Verify10(pdev, lun, params);
+
+ default:
+ SCSI_SenseCode(pdev,
+ lun,
+ ILLEGAL_REQUEST,
+ INVALID_CDB);
+ return -1;
+ }
+}
+
+
+/**
+* @brief SCSI_TestUnitReady
+* Process SCSI Test Unit Ready Command
+* @param lun: Logical unit number
+* @param params: Command parameters
+* @retval status
+*/
+static int8_t SCSI_TestUnitReady(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ /* case 9 : Hi > D0 */
+ if (hmsc->cbw.dDataLength != 0)
+ {
+ SCSI_SenseCode(pdev,
+ hmsc->cbw.bLUN,
+ ILLEGAL_REQUEST,
+ INVALID_CDB);
+ return -1;
+ }
+
+ if(((USBD_StorageTypeDef *)pdev->pUserData)->IsReady(lun) !=0 )
+ {
+ SCSI_SenseCode(pdev,
+ lun,
+ NOT_READY,
+ MEDIUM_NOT_PRESENT);
+
+ hmsc->bot_state = USBD_BOT_NO_DATA;
+ return -1;
+ }
+ hmsc->bot_data_length = 0;
+ return 0;
+}
+
+/**
+* @brief SCSI_Inquiry
+* Process Inquiry command
+* @param lun: Logical unit number
+* @param params: Command parameters
+* @retval status
+*/
+static int8_t SCSI_Inquiry(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
+{
+ uint8_t* pPage;
+ uint16_t len;
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ if (params[1] & 0x01)/*Evpd is set*/
+ {
+ pPage = (uint8_t *)MSC_Page00_Inquiry_Data;
+ len = LENGTH_INQUIRY_PAGE00;
+ }
+ else
+ {
+
+ pPage = (uint8_t *)&((USBD_StorageTypeDef *)pdev->pUserData)->pInquiry[lun * STANDARD_INQUIRY_DATA_LEN];
+ len = pPage[4] + 5;
+
+ if (params[4] <= len)
+ {
+ len = params[4];
+ }
+ }
+ hmsc->bot_data_length = len;
+
+ while (len)
+ {
+ len--;
+ hmsc->bot_data[len] = pPage[len];
+ }
+ return 0;
+}
+
+/**
+* @brief SCSI_ReadCapacity10
+* Process Read Capacity 10 command
+* @param lun: Logical unit number
+* @param params: Command parameters
+* @retval status
+*/
+static int8_t SCSI_ReadCapacity10(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ if(((USBD_StorageTypeDef *)pdev->pUserData)->GetCapacity(lun, &hmsc->scsi_blk_nbr, &hmsc->scsi_blk_size) != 0)
+ {
+ SCSI_SenseCode(pdev,
+ lun,
+ NOT_READY,
+ MEDIUM_NOT_PRESENT);
+ return -1;
+ }
+ else
+ {
+
+ hmsc->bot_data[0] = (uint8_t)((hmsc->scsi_blk_nbr - 1) >> 24);
+ hmsc->bot_data[1] = (uint8_t)((hmsc->scsi_blk_nbr - 1) >> 16);
+ hmsc->bot_data[2] = (uint8_t)((hmsc->scsi_blk_nbr - 1) >> 8);
+ hmsc->bot_data[3] = (uint8_t)(hmsc->scsi_blk_nbr - 1);
+
+ hmsc->bot_data[4] = (uint8_t)(hmsc->scsi_blk_size >> 24);
+ hmsc->bot_data[5] = (uint8_t)(hmsc->scsi_blk_size >> 16);
+ hmsc->bot_data[6] = (uint8_t)(hmsc->scsi_blk_size >> 8);
+ hmsc->bot_data[7] = (uint8_t)(hmsc->scsi_blk_size);
+
+ hmsc->bot_data_length = 8;
+ return 0;
+ }
+}
+/**
+* @brief SCSI_ReadFormatCapacity
+* Process Read Format Capacity command
+* @param lun: Logical unit number
+* @param params: Command parameters
+* @retval status
+*/
+static int8_t SCSI_ReadFormatCapacity(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ uint16_t blk_size;
+ uint32_t blk_nbr;
+ uint16_t i;
+
+ for(i=0 ; i < 12 ; i++)
+ {
+ hmsc->bot_data[i] = 0;
+ }
+
+ if(((USBD_StorageTypeDef *)pdev->pUserData)->GetCapacity(lun, &blk_nbr, &blk_size) != 0)
+ {
+ SCSI_SenseCode(pdev,
+ lun,
+ NOT_READY,
+ MEDIUM_NOT_PRESENT);
+ return -1;
+ }
+ else
+ {
+ hmsc->bot_data[3] = 0x08;
+ hmsc->bot_data[4] = (uint8_t)((blk_nbr - 1) >> 24);
+ hmsc->bot_data[5] = (uint8_t)((blk_nbr - 1) >> 16);
+ hmsc->bot_data[6] = (uint8_t)((blk_nbr - 1) >> 8);
+ hmsc->bot_data[7] = (uint8_t)(blk_nbr - 1);
+
+ hmsc->bot_data[8] = 0x02;
+ hmsc->bot_data[9] = (uint8_t)(blk_size >> 16);
+ hmsc->bot_data[10] = (uint8_t)(blk_size >> 8);
+ hmsc->bot_data[11] = (uint8_t)(blk_size);
+
+ hmsc->bot_data_length = 12;
+ return 0;
+ }
+}
+/**
+* @brief SCSI_ModeSense6
+* Process Mode Sense6 command
+* @param lun: Logical unit number
+* @param params: Command parameters
+* @retval status
+*/
+static int8_t SCSI_ModeSense6 (USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+ uint16_t len = 8 ;
+ hmsc->bot_data_length = len;
+
+ while (len)
+ {
+ len--;
+ hmsc->bot_data[len] = MSC_Mode_Sense6_data[len];
+ }
+ return 0;
+}
+
+/**
+* @brief SCSI_ModeSense10
+* Process Mode Sense10 command
+* @param lun: Logical unit number
+* @param params: Command parameters
+* @retval status
+*/
+static int8_t SCSI_ModeSense10 (USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
+{
+ uint16_t len = 8;
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ hmsc->bot_data_length = len;
+
+ while (len)
+ {
+ len--;
+ hmsc->bot_data[len] = MSC_Mode_Sense10_data[len];
+ }
+ return 0;
+}
+
+static int8_t SCSI_SynchronizeCache(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params) {
+ // nothing to synchronize, so just return "success"
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+ hmsc->bot_data_length = 0;
+ return 0;
+}
+
+/**
+* @brief SCSI_RequestSense
+* Process Request Sense command
+* @param lun: Logical unit number
+* @param params: Command parameters
+* @retval status
+*/
+
+static int8_t SCSI_RequestSense (USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
+{
+ uint8_t i;
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ for(i=0 ; i < REQUEST_SENSE_DATA_LEN ; i++)
+ {
+ hmsc->bot_data[i] = 0;
+ }
+
+ hmsc->bot_data[0] = 0x70;
+ hmsc->bot_data[7] = REQUEST_SENSE_DATA_LEN - 6;
+
+ if((hmsc->scsi_sense_head != hmsc->scsi_sense_tail)) {
+
+ hmsc->bot_data[2] = hmsc->scsi_sense[hmsc->scsi_sense_head].Skey;
+ hmsc->bot_data[12] = hmsc->scsi_sense[hmsc->scsi_sense_head].w.b.ASCQ;
+ hmsc->bot_data[13] = hmsc->scsi_sense[hmsc->scsi_sense_head].w.b.ASC;
+ hmsc->scsi_sense_head++;
+
+ if (hmsc->scsi_sense_head == SENSE_LIST_DEEPTH)
+ {
+ hmsc->scsi_sense_head = 0;
+ }
+ }
+ hmsc->bot_data_length = REQUEST_SENSE_DATA_LEN;
+
+ if (params[4] <= REQUEST_SENSE_DATA_LEN)
+ {
+ hmsc->bot_data_length = params[4];
+ }
+ return 0;
+}
+
+/**
+* @brief SCSI_SenseCode
+* Load the last error code in the error list
+* @param lun: Logical unit number
+* @param sKey: Sense Key
+* @param ASC: Additional Sense Key
+* @retval none
+
+*/
+void SCSI_SenseCode(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t sKey, uint8_t ASC)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ hmsc->scsi_sense[hmsc->scsi_sense_tail].Skey = sKey;
+ hmsc->scsi_sense[hmsc->scsi_sense_tail].w.ASC = ASC << 8;
+ hmsc->scsi_sense_tail++;
+ if (hmsc->scsi_sense_tail == SENSE_LIST_DEEPTH)
+ {
+ hmsc->scsi_sense_tail = 0;
+ }
+}
+/**
+* @brief SCSI_StartStopUnit
+* Process Start Stop Unit command
+* @param lun: Logical unit number
+* @param params: Command parameters
+* @retval status
+*/
+static int8_t SCSI_StartStopUnit(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+ hmsc->bot_data_length = 0;
+
+ // On Mac OS X, when the device is ejected a SCSI_START_STOP_UNIT command is sent.
+ // Bit 0 of params[4] is the START bit.
+ // If we get a stop, we must really stop the device so that the Mac does not
+ // automatically remount it.
+ ((USBD_StorageTypeDef *)pdev->pUserData)->StartStopUnit(lun, params[4] & 1);
+
+ return 0;
+}
+
+/**
+* @brief SCSI_AllowMediumRemoval
+* Process Allow Medium Removal command
+* @param lun: Logical unit number
+* @param params: Command parameters
+* @retval status
+*/
+static int8_t SCSI_AllowMediumRemoval(USBD_HandleTypeDef *pdev, uint8_t lun, uint8_t *params)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+ hmsc->bot_data_length = 0;
+ ((USBD_StorageTypeDef *)pdev->pUserData)->PreventAllowMediumRemoval(lun, params[0]);
+ return 0;
+}
+
+/**
+* @brief SCSI_Read10
+* Process Read10 command
+* @param lun: Logical unit number
+* @param params: Command parameters
+* @retval status
+*/
+static int8_t SCSI_Read10(USBD_HandleTypeDef *pdev, uint8_t lun , uint8_t *params)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ if(hmsc->bot_state == USBD_BOT_IDLE) /* Idle */
+ {
+
+ /* case 10 : Ho <> Di */
+
+ if ((hmsc->cbw.bmFlags & 0x80) != 0x80)
+ {
+ SCSI_SenseCode(pdev,
+ hmsc->cbw.bLUN,
+ ILLEGAL_REQUEST,
+ INVALID_CDB);
+ return -1;
+ }
+
+ if(((USBD_StorageTypeDef *)pdev->pUserData)->IsReady(lun) !=0 )
+ {
+ SCSI_SenseCode(pdev,
+ lun,
+ NOT_READY,
+ MEDIUM_NOT_PRESENT);
+ return -1;
+ }
+
+ hmsc->scsi_blk_addr_in_blks = (params[2] << 24) | \
+ (params[3] << 16) | \
+ (params[4] << 8) | \
+ params[5];
+
+ hmsc->scsi_blk_len = (params[7] << 8) | \
+ params[8];
+
+
+
+ if( SCSI_CheckAddressRange(pdev, lun, hmsc->scsi_blk_addr_in_blks, hmsc->scsi_blk_len) < 0)
+ {
+ return -1; /* error */
+ }
+
+ hmsc->bot_state = USBD_BOT_DATA_IN;
+ hmsc->scsi_blk_len *= hmsc->scsi_blk_size;
+
+ /* cases 4,5 : Hi <> Dn */
+ if (hmsc->cbw.dDataLength != hmsc->scsi_blk_len)
+ {
+ SCSI_SenseCode(pdev,
+ hmsc->cbw.bLUN,
+ ILLEGAL_REQUEST,
+ INVALID_CDB);
+ return -1;
+ }
+ }
+ hmsc->bot_data_length = MSC_MEDIA_PACKET;
+
+ return SCSI_ProcessRead(pdev, lun);
+}
+
+/**
+* @brief SCSI_Write10
+* Process Write10 command
+* @param lun: Logical unit number
+* @param params: Command parameters
+* @retval status
+*/
+
+static int8_t SCSI_Write10 (USBD_HandleTypeDef *pdev, uint8_t lun , uint8_t *params)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ if (hmsc->bot_state == USBD_BOT_IDLE) /* Idle */
+ {
+
+ /* case 8 : Hi <> Do */
+
+ if ((hmsc->cbw.bmFlags & 0x80) == 0x80)
+ {
+ SCSI_SenseCode(pdev,
+ hmsc->cbw.bLUN,
+ ILLEGAL_REQUEST,
+ INVALID_CDB);
+ return -1;
+ }
+
+ /* Check whether Media is ready */
+ if(((USBD_StorageTypeDef *)pdev->pUserData)->IsReady(lun) !=0 )
+ {
+ SCSI_SenseCode(pdev,
+ lun,
+ NOT_READY,
+ MEDIUM_NOT_PRESENT);
+ return -1;
+ }
+
+ /* Check If media is write-protected */
+ if(((USBD_StorageTypeDef *)pdev->pUserData)->IsWriteProtected(lun) !=0 )
+ {
+ SCSI_SenseCode(pdev,
+ lun,
+ NOT_READY,
+ WRITE_PROTECTED);
+ return -1;
+ }
+
+
+ hmsc->scsi_blk_addr_in_blks = (params[2] << 24) | \
+ (params[3] << 16) | \
+ (params[4] << 8) | \
+ params[5];
+ hmsc->scsi_blk_len = (params[7] << 8) | \
+ params[8];
+
+ /* check if LBA address is in the right range */
+ if(SCSI_CheckAddressRange(pdev,
+ lun,
+ hmsc->scsi_blk_addr_in_blks,
+ hmsc->scsi_blk_len) < 0)
+ {
+ return -1; /* error */
+ }
+
+ hmsc->scsi_blk_len *= hmsc->scsi_blk_size;
+
+ /* cases 3,11,13 : Hn,Ho <> D0 */
+ if (hmsc->cbw.dDataLength != hmsc->scsi_blk_len)
+ {
+ SCSI_SenseCode(pdev,
+ hmsc->cbw.bLUN,
+ ILLEGAL_REQUEST,
+ INVALID_CDB);
+ return -1;
+ }
+
+ /* Prepare EP to receive first data packet */
+ hmsc->bot_state = USBD_BOT_DATA_OUT;
+ USBD_LL_PrepareReceive (pdev,
+ MSC_OUT_EP,
+ hmsc->bot_data,
+ MIN (hmsc->scsi_blk_len, MSC_MEDIA_PACKET));
+ }
+ else /* Write Process ongoing */
+ {
+ return SCSI_ProcessWrite(pdev, lun);
+ }
+ return 0;
+}
+
+
+/**
+* @brief SCSI_Verify10
+* Process Verify10 command
+* @param lun: Logical unit number
+* @param params: Command parameters
+* @retval status
+*/
+
+static int8_t SCSI_Verify10(USBD_HandleTypeDef *pdev, uint8_t lun , uint8_t *params)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ if ((params[1]& 0x02) == 0x02)
+ {
+ SCSI_SenseCode (pdev,
+ lun,
+ ILLEGAL_REQUEST,
+ INVALID_FIELED_IN_COMMAND);
+ return -1; /* Error, Verify Mode Not supported*/
+ }
+
+ hmsc->scsi_blk_addr_in_blks = (params[2] << 24) | (params[3] << 16) | (params[4] << 8) | params[5];
+ hmsc->scsi_blk_len = (params[7] << 8) | params[8];
+
+ if(SCSI_CheckAddressRange(pdev,
+ lun,
+ hmsc->scsi_blk_addr_in_blks,
+ hmsc->scsi_blk_len) < 0)
+ {
+ return -1; /* error */
+ }
+ hmsc->bot_data_length = 0;
+ return 0;
+}
+
+/**
+* @brief SCSI_CheckAddressRange
+* Check address range
+* @param lun: Logical unit number
+* @param blk_offset: first block address
+* @param blk_nbr: number of block to be processed
+* @retval status
+*/
+static int8_t SCSI_CheckAddressRange (USBD_HandleTypeDef *pdev, uint8_t lun , uint32_t blk_offset , uint16_t blk_nbr)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ if ((blk_offset + blk_nbr) > hmsc->scsi_blk_nbr )
+ {
+ SCSI_SenseCode(pdev,
+ lun,
+ ILLEGAL_REQUEST,
+ ADDRESS_OUT_OF_RANGE);
+ return -1;
+ }
+ return 0;
+}
+
+/**
+* @brief SCSI_ProcessRead
+* Handle Read Process
+* @param lun: Logical unit number
+* @retval status
+*/
+static int8_t SCSI_ProcessRead (USBD_HandleTypeDef *pdev, uint8_t lun)
+{
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+ uint32_t len;
+
+ len = MIN(hmsc->scsi_blk_len , MSC_MEDIA_PACKET);
+
+ if( ((USBD_StorageTypeDef *)pdev->pUserData)->Read(lun ,
+ hmsc->bot_data,
+ hmsc->scsi_blk_addr_in_blks,
+ len / hmsc->scsi_blk_size) < 0)
+ {
+
+ SCSI_SenseCode(pdev,
+ lun,
+ HARDWARE_ERROR,
+ UNRECOVERED_READ_ERROR);
+ return -1;
+ }
+
+
+ USBD_LL_Transmit (pdev,
+ MSC_IN_EP,
+ hmsc->bot_data,
+ len);
+
+
+ hmsc->scsi_blk_addr_in_blks += len / hmsc->scsi_blk_size;
+ hmsc->scsi_blk_len -= len;
+
+ /* case 6 : Hi = Di */
+ hmsc->csw.dDataResidue -= len;
+
+ if (hmsc->scsi_blk_len == 0)
+ {
+ hmsc->bot_state = USBD_BOT_LAST_DATA_IN;
+ }
+ return 0;
+}
+
+/**
+* @brief SCSI_ProcessWrite
+* Handle Write Process
+* @param lun: Logical unit number
+* @retval status
+*/
+
+static int8_t SCSI_ProcessWrite (USBD_HandleTypeDef *pdev, uint8_t lun)
+{
+ uint32_t len;
+ USBD_MSC_BOT_HandleTypeDef *hmsc = pdev->pClassData;
+
+ len = MIN(hmsc->scsi_blk_len , MSC_MEDIA_PACKET);
+
+ if(((USBD_StorageTypeDef *)pdev->pUserData)->Write(lun ,
+ hmsc->bot_data,
+ hmsc->scsi_blk_addr_in_blks,
+ len / hmsc->scsi_blk_size) < 0)
+ {
+ SCSI_SenseCode(pdev,
+ lun,
+ HARDWARE_ERROR,
+ WRITE_FAULT);
+ return -1;
+ }
+
+
+ hmsc->scsi_blk_addr_in_blks += len / hmsc->scsi_blk_size;
+ hmsc->scsi_blk_len -= len;
+
+ /* case 12 : Ho = Do */
+ hmsc->csw.dDataResidue -= len;
+
+ if (hmsc->scsi_blk_len == 0)
+ {
+ MSC_BOT_SendCSW (pdev, USBD_CSW_CMD_PASSED);
+ }
+ else
+ {
+ /* Prapare EP to Receive next packet */
+ USBD_LL_PrepareReceive (pdev,
+ MSC_OUT_EP,
+ hmsc->bot_data,
+ MIN (hmsc->scsi_blk_len, MSC_MEDIA_PACKET));
+ }
+
+ return 0;
+}
+/**
+ * @}
+ */
+
+
+/**
+ * @}
+ */
+
+
+/**
+ * @}
+ */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/ports/stm32/usbdev/core/inc/usbd_core.h b/ports/stm32/usbdev/core/inc/usbd_core.h new file mode 100644 index 000000000..5360680b9 --- /dev/null +++ b/ports/stm32/usbdev/core/inc/usbd_core.h @@ -0,0 +1,159 @@ +/**
+ ******************************************************************************
+ * @file usbd_core.h
+ * @author MCD Application Team
+ * @version V2.0.0
+ * @date 18-February-2014
+ * @brief Header file for usbd_core.c
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT 2014 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.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+#ifndef __USBD_CORE_H
+#define __USBD_CORE_H
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbd_conf.h"
+#include "usbd_def.h"
+#include "usbd_ioreq.h"
+#include "usbd_ctlreq.h"
+
+/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
+ * @{
+ */
+
+/** @defgroup USBD_CORE
+ * @brief This file is the Header file for usbd_core.c file
+ * @{
+ */
+
+
+/** @defgroup USBD_CORE_Exported_Defines
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_CORE_Exported_TypesDefinitions
+ * @{
+ */
+
+
+/**
+ * @}
+ */
+
+
+
+/** @defgroup USBD_CORE_Exported_Macros
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup USBD_CORE_Exported_Variables
+ * @{
+ */
+#define USBD_SOF USBD_LL_SOF
+/**
+ * @}
+ */
+
+/** @defgroup USBD_CORE_Exported_FunctionsPrototype
+ * @{
+ */
+USBD_StatusTypeDef USBD_Init(USBD_HandleTypeDef *pdev, USBD_DescriptorsTypeDef *pdesc, uint8_t id);
+USBD_StatusTypeDef USBD_DeInit(USBD_HandleTypeDef *pdev);
+USBD_StatusTypeDef USBD_Start (USBD_HandleTypeDef *pdev);
+USBD_StatusTypeDef USBD_Stop (USBD_HandleTypeDef *pdev);
+USBD_StatusTypeDef USBD_RegisterClass(USBD_HandleTypeDef *pdev, USBD_ClassTypeDef *pclass);
+
+USBD_StatusTypeDef USBD_RunTestMode (USBD_HandleTypeDef *pdev);
+USBD_StatusTypeDef USBD_SetClassConfig(USBD_HandleTypeDef *pdev, uint8_t cfgidx);
+USBD_StatusTypeDef USBD_ClrClassConfig(USBD_HandleTypeDef *pdev, uint8_t cfgidx);
+
+USBD_StatusTypeDef USBD_LL_SetupStage(USBD_HandleTypeDef *pdev, uint8_t *psetup);
+USBD_StatusTypeDef USBD_LL_DataOutStage(USBD_HandleTypeDef *pdev , uint8_t epnum, uint8_t *pdata);
+USBD_StatusTypeDef USBD_LL_DataInStage(USBD_HandleTypeDef *pdev , uint8_t epnum, uint8_t *pdata);
+
+USBD_StatusTypeDef USBD_LL_Reset(USBD_HandleTypeDef *pdev);
+USBD_StatusTypeDef USBD_LL_SetSpeed(USBD_HandleTypeDef *pdev, USBD_SpeedTypeDef speed);
+USBD_StatusTypeDef USBD_LL_Suspend(USBD_HandleTypeDef *pdev);
+USBD_StatusTypeDef USBD_LL_Resume(USBD_HandleTypeDef *pdev);
+
+USBD_StatusTypeDef USBD_LL_SOF(USBD_HandleTypeDef *pdev);
+USBD_StatusTypeDef USBD_LL_IsoINIncomplete(USBD_HandleTypeDef *pdev, uint8_t epnum);
+USBD_StatusTypeDef USBD_LL_IsoOUTIncomplete(USBD_HandleTypeDef *pdev, uint8_t epnum);
+
+USBD_StatusTypeDef USBD_LL_DevConnected(USBD_HandleTypeDef *pdev);
+USBD_StatusTypeDef USBD_LL_DevDisconnected(USBD_HandleTypeDef *pdev);
+
+/* USBD Low Level Driver */
+USBD_StatusTypeDef USBD_LL_Init (USBD_HandleTypeDef *pdev);
+USBD_StatusTypeDef USBD_LL_DeInit (USBD_HandleTypeDef *pdev);
+USBD_StatusTypeDef USBD_LL_Start(USBD_HandleTypeDef *pdev);
+USBD_StatusTypeDef USBD_LL_Stop (USBD_HandleTypeDef *pdev);
+USBD_StatusTypeDef USBD_LL_OpenEP (USBD_HandleTypeDef *pdev,
+ uint8_t ep_addr,
+ uint8_t ep_type,
+ uint16_t ep_mps);
+
+USBD_StatusTypeDef USBD_LL_CloseEP (USBD_HandleTypeDef *pdev, uint8_t ep_addr);
+USBD_StatusTypeDef USBD_LL_FlushEP (USBD_HandleTypeDef *pdev, uint8_t ep_addr);
+USBD_StatusTypeDef USBD_LL_StallEP (USBD_HandleTypeDef *pdev, uint8_t ep_addr);
+USBD_StatusTypeDef USBD_LL_ClearStallEP (USBD_HandleTypeDef *pdev, uint8_t ep_addr);
+uint8_t USBD_LL_IsStallEP (USBD_HandleTypeDef *pdev, uint8_t ep_addr);
+USBD_StatusTypeDef USBD_LL_SetUSBAddress (USBD_HandleTypeDef *pdev, uint8_t dev_addr);
+USBD_StatusTypeDef USBD_LL_Transmit (USBD_HandleTypeDef *pdev,
+ uint8_t ep_addr,
+ uint8_t *pbuf,
+ uint16_t size);
+
+USBD_StatusTypeDef USBD_LL_PrepareReceive(USBD_HandleTypeDef *pdev,
+ uint8_t ep_addr,
+ uint8_t *pbuf,
+ uint16_t size);
+
+uint32_t USBD_LL_GetRxDataSize (USBD_HandleTypeDef *pdev, uint8_t ep_addr);
+void USBD_LL_Delay (uint32_t Delay);
+
+/**
+ * @}
+ */
+
+#endif /* __USBD_CORE_H */
+
+/**
+ * @}
+ */
+
+/**
+* @}
+*/
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+
+
+
diff --git a/ports/stm32/usbdev/core/inc/usbd_ctlreq.h b/ports/stm32/usbdev/core/inc/usbd_ctlreq.h new file mode 100644 index 000000000..9edf07924 --- /dev/null +++ b/ports/stm32/usbdev/core/inc/usbd_ctlreq.h @@ -0,0 +1,106 @@ +/**
+ ******************************************************************************
+ * @file usbd_req.h
+ * @author MCD Application Team
+ * @version V2.0.0
+ * @date 18-February-2014
+ * @brief header file for the usbd_req.c file
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT 2014 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.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+
+#ifndef __USB_REQUEST_H_
+#define __USB_REQUEST_H_
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbd_def.h"
+
+
+/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
+ * @{
+ */
+
+/** @defgroup USBD_REQ
+ * @brief header file for the usbd_ioreq.c file
+ * @{
+ */
+
+/** @defgroup USBD_REQ_Exported_Defines
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_REQ_Exported_Types
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+
+/** @defgroup USBD_REQ_Exported_Macros
+ * @{
+ */
+/**
+ * @}
+ */
+
+/** @defgroup USBD_REQ_Exported_Variables
+ * @{
+ */
+/**
+ * @}
+ */
+
+/** @defgroup USBD_REQ_Exported_FunctionsPrototype
+ * @{
+ */
+
+USBD_StatusTypeDef USBD_StdDevReq (USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req);
+USBD_StatusTypeDef USBD_StdItfReq (USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req);
+USBD_StatusTypeDef USBD_StdEPReq (USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req);
+
+
+void USBD_CtlError (USBD_HandleTypeDef *pdev, USBD_SetupReqTypedef *req);
+
+void USBD_ParseSetupRequest (USBD_SetupReqTypedef *req, uint8_t *pdata);
+
+void USBD_GetString (uint8_t *desc, uint8_t *unicode, uint16_t *len);
+/**
+ * @}
+ */
+
+#endif /* __USB_REQUEST_H_ */
+
+/**
+ * @}
+ */
+
+/**
+* @}
+*/
+
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/ports/stm32/usbdev/core/inc/usbd_def.h b/ports/stm32/usbdev/core/inc/usbd_def.h new file mode 100644 index 000000000..5c0506a14 --- /dev/null +++ b/ports/stm32/usbdev/core/inc/usbd_def.h @@ -0,0 +1,319 @@ +/**
+ ******************************************************************************
+ * @file usbd_def.h
+ * @author MCD Application Team
+ * @version V2.0.0
+ * @date 18-February-2014
+ * @brief general defines for the usb device library
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT 2014 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.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+
+#ifndef __USBD_DEF_H
+#define __USBD_DEF_H
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbd_conf.h"
+
+/** @addtogroup STM32_USBD_DEVICE_LIBRARY
+ * @{
+ */
+
+/** @defgroup USB_DEF
+ * @brief general defines for the usb device library file
+ * @{
+ */
+
+/** @defgroup USB_DEF_Exported_Defines
+ * @{
+ */
+
+#ifndef NULL
+#define NULL ((void *)0)
+#endif
+
+
+#define USB_LEN_DEV_QUALIFIER_DESC 0x0A
+#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_LANGID_STR_DESC 0x04
+#define USB_LEN_OTHER_SPEED_DESC_SIZ 0x09
+
+#define USBD_IDX_LANGID_STR 0x00
+#define USBD_IDX_MFC_STR 0x01
+#define USBD_IDX_PRODUCT_STR 0x02
+#define USBD_IDX_SERIAL_STR 0x03
+#define USBD_IDX_CONFIG_STR 0x04
+#define USBD_IDX_INTERFACE_STR 0x05
+
+#define USB_REQ_TYPE_STANDARD 0x00
+#define USB_REQ_TYPE_CLASS 0x20
+#define USB_REQ_TYPE_VENDOR 0x40
+#define USB_REQ_TYPE_MASK 0x60
+
+#define USB_REQ_RECIPIENT_DEVICE 0x00
+#define USB_REQ_RECIPIENT_INTERFACE 0x01
+#define USB_REQ_RECIPIENT_ENDPOINT 0x02
+#define USB_REQ_RECIPIENT_MASK 0x03
+
+#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
+
+#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_CONFIG_REMOTE_WAKEUP 2
+#define USB_CONFIG_SELF_POWERED 1
+
+#define USB_FEATURE_EP_HALT 0
+#define USB_FEATURE_REMOTE_WAKEUP 1
+#define USB_FEATURE_TEST_MODE 2
+
+
+#define USB_HS_MAX_PACKET_SIZE 512
+#define USB_FS_MAX_PACKET_SIZE 64
+#define USB_MAX_EP0_SIZE 64
+
+/* Device Status */
+#define USBD_STATE_DEFAULT 1
+#define USBD_STATE_ADDRESSED 2
+#define USBD_STATE_CONFIGURED 3
+#define USBD_STATE_SUSPENDED 4
+
+
+/* EP0 State */
+#define USBD_EP0_IDLE 0
+#define USBD_EP0_SETUP 1
+#define USBD_EP0_DATA_IN 2
+#define USBD_EP0_DATA_OUT 3
+#define USBD_EP0_STATUS_IN 4
+#define USBD_EP0_STATUS_OUT 5
+#define USBD_EP0_STALL 6
+
+#define USBD_EP_TYPE_CTRL 0
+#define USBD_EP_TYPE_ISOC 1
+#define USBD_EP_TYPE_BULK 2
+#define USBD_EP_TYPE_INTR 3
+
+
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_DEF_Exported_TypesDefinitions
+ * @{
+ */
+
+typedef struct usb_setup_req
+{
+
+ uint8_t bmRequest;
+ uint8_t bRequest;
+ uint16_t wValue;
+ uint16_t wIndex;
+ uint16_t wLength;
+}USBD_SetupReqTypedef;
+
+struct _USBD_HandleTypeDef;
+
+typedef struct _Device_cb
+{
+ uint8_t (*Init) (struct _USBD_HandleTypeDef *pdev , uint8_t cfgidx);
+ uint8_t (*DeInit) (struct _USBD_HandleTypeDef *pdev , uint8_t cfgidx);
+ /* Control Endpoints*/
+ uint8_t (*Setup) (struct _USBD_HandleTypeDef *pdev , USBD_SetupReqTypedef *req);
+ uint8_t (*EP0_TxSent) (struct _USBD_HandleTypeDef *pdev );
+ uint8_t (*EP0_RxReady) (struct _USBD_HandleTypeDef *pdev );
+ /* Class Specific Endpoints*/
+ uint8_t (*DataIn) (struct _USBD_HandleTypeDef *pdev , uint8_t epnum);
+ uint8_t (*DataOut) (struct _USBD_HandleTypeDef *pdev , uint8_t epnum);
+ uint8_t (*SOF) (struct _USBD_HandleTypeDef *pdev);
+ uint8_t (*IsoINIncomplete) (struct _USBD_HandleTypeDef *pdev , uint8_t epnum);
+ uint8_t (*IsoOUTIncomplete) (struct _USBD_HandleTypeDef *pdev , uint8_t epnum);
+
+ uint8_t *(*GetHSConfigDescriptor)(uint16_t *length);
+ uint8_t *(*GetFSConfigDescriptor)(uint16_t *length);
+ uint8_t *(*GetOtherSpeedConfigDescriptor)(uint16_t *length);
+ uint8_t *(*GetDeviceQualifierDescriptor)(uint16_t *length);
+#if (USBD_SUPPORT_USER_STRING == 1)
+ uint8_t *(*GetUsrStrDescriptor)(struct _USBD_HandleTypeDef *pdev ,uint8_t index, uint16_t *length);
+#endif
+
+} USBD_ClassTypeDef;
+
+/* Following USB Device Speed */
+typedef enum
+{
+ USBD_SPEED_HIGH = 0,
+ USBD_SPEED_FULL = 1,
+ USBD_SPEED_LOW = 2,
+}USBD_SpeedTypeDef;
+
+/* Following USB Device status */
+typedef enum {
+ USBD_OK = 0,
+ USBD_BUSY,
+ USBD_FAIL,
+}USBD_StatusTypeDef;
+
+/* USB Device descriptors structure */
+typedef struct
+{
+ uint8_t *(*GetDeviceDescriptor)( USBD_SpeedTypeDef speed , uint16_t *length);
+ uint8_t *(*GetLangIDStrDescriptor)( USBD_SpeedTypeDef speed , uint16_t *length);
+ uint8_t *(*GetManufacturerStrDescriptor)( USBD_SpeedTypeDef speed , uint16_t *length);
+ uint8_t *(*GetProductStrDescriptor)( USBD_SpeedTypeDef speed , uint16_t *length);
+ uint8_t *(*GetSerialStrDescriptor)( USBD_SpeedTypeDef speed , uint16_t *length);
+ uint8_t *(*GetConfigurationStrDescriptor)( USBD_SpeedTypeDef speed , uint16_t *length);
+ uint8_t *(*GetInterfaceStrDescriptor)( USBD_SpeedTypeDef speed , uint16_t *length);
+} USBD_DescriptorsTypeDef;
+
+/* USB Device handle structure */
+typedef struct
+{
+ uint32_t status;
+ uint32_t total_length;
+ uint32_t rem_length;
+ uint32_t maxpacket;
+} USBD_EndpointTypeDef;
+
+/* USB Device handle structure */
+typedef struct _USBD_HandleTypeDef
+{
+ uint8_t id;
+ uint32_t dev_config;
+ uint32_t dev_default_config;
+ uint32_t dev_config_status;
+ USBD_SpeedTypeDef dev_speed;
+ USBD_EndpointTypeDef ep_in[15];
+ USBD_EndpointTypeDef ep_out[15];
+ uint32_t ep0_state;
+ uint32_t ep0_data_len;
+ uint8_t dev_state;
+ uint8_t dev_old_state;
+ uint8_t dev_address;
+ uint8_t dev_connection_status;
+ uint8_t dev_test_mode;
+ uint32_t dev_remote_wakeup;
+
+ USBD_SetupReqTypedef request;
+ USBD_DescriptorsTypeDef *pDesc;
+ USBD_ClassTypeDef *pClass;
+ void *pClassData;
+ void *pUserData;
+ void *pData;
+} USBD_HandleTypeDef;
+
+/**
+ * @}
+ */
+
+
+
+/** @defgroup USBD_DEF_Exported_Macros
+ * @{
+ */
+#define SWAPBYTE(addr) (((uint16_t)(*((uint8_t *)(addr)))) + \
+ (((uint16_t)(*(((uint8_t *)(addr)) + 1))) << 8))
+
+#define LOBYTE(x) ((uint8_t)(x & 0x00FF))
+#define HIBYTE(x) ((uint8_t)((x & 0xFF00) >>8))
+#define MIN(a, b) (((a) < (b)) ? (a) : (b))
+#define MAX(a, b) (((a) > (b)) ? (a) : (b))
+
+
+#if defined ( __GNUC__ )
+ #ifndef __weak
+ #define __weak __attribute__((weak))
+ #endif /* __weak */
+ #ifndef __packed
+ #define __packed __attribute__((__packed__))
+ #endif /* __packed */
+#endif /* __GNUC__ */
+
+
+/* In HS mode and when the DMA is used, all variables and data structures dealing
+ with the DMA during the transaction process should be 4-bytes aligned */
+
+#if defined (__GNUC__) /* GNU Compiler */
+ #define __ALIGN_END __attribute__ ((aligned (4)))
+ #define __ALIGN_BEGIN
+#else
+ #define __ALIGN_END
+ #if defined (__CC_ARM) /* ARM Compiler */
+ #define __ALIGN_BEGIN __align(4)
+ #elif defined (__ICCARM__) /* IAR Compiler */
+ #define __ALIGN_BEGIN
+ #elif defined (__TASKING__) /* TASKING Compiler */
+ #define __ALIGN_BEGIN __align(4)
+ #endif /* __CC_ARM */
+#endif /* __GNUC__ */
+
+
+/**
+ * @}
+ */
+
+/** @defgroup USBD_DEF_Exported_Variables
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup USBD_DEF_Exported_FunctionsPrototype
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+#endif /* __USBD_DEF_H */
+
+/**
+ * @}
+ */
+
+/**
+* @}
+*/
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/ports/stm32/usbdev/core/inc/usbd_ioreq.h b/ports/stm32/usbdev/core/inc/usbd_ioreq.h new file mode 100644 index 000000000..04e01b854 --- /dev/null +++ b/ports/stm32/usbdev/core/inc/usbd_ioreq.h @@ -0,0 +1,121 @@ +/**
+ ******************************************************************************
+ * @file usbd_ioreq.h
+ * @author MCD Application Team
+ * @version V2.0.0
+ * @date 18-February-2014
+ * @brief header file for the usbd_ioreq.c file
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT 2014 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.
+ *
+ ******************************************************************************
+ */
+
+/* Define to prevent recursive inclusion -------------------------------------*/
+
+#ifndef __USBD_IOREQ_H_
+#define __USBD_IOREQ_H_
+
+/* Includes ------------------------------------------------------------------*/
+#include "usbd_def.h"
+#include "usbd_core.h"
+
+/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
+ * @{
+ */
+
+/** @defgroup USBD_IOREQ
+ * @brief header file for the usbd_ioreq.c file
+ * @{
+ */
+
+/** @defgroup USBD_IOREQ_Exported_Defines
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_IOREQ_Exported_Types
+ * @{
+ */
+
+
+/**
+ * @}
+ */
+
+
+
+/** @defgroup USBD_IOREQ_Exported_Macros
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup USBD_IOREQ_Exported_Variables
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+/** @defgroup USBD_IOREQ_Exported_FunctionsPrototype
+ * @{
+ */
+
+USBD_StatusTypeDef USBD_CtlSendData (USBD_HandleTypeDef *pdev,
+ uint8_t *buf,
+ uint16_t len);
+
+USBD_StatusTypeDef USBD_CtlContinueSendData (USBD_HandleTypeDef *pdev,
+ uint8_t *pbuf,
+ uint16_t len);
+
+USBD_StatusTypeDef USBD_CtlPrepareRx (USBD_HandleTypeDef *pdev,
+ uint8_t *pbuf,
+ uint16_t len);
+
+USBD_StatusTypeDef USBD_CtlContinueRx (USBD_HandleTypeDef *pdev,
+ uint8_t *pbuf,
+ uint16_t len);
+
+USBD_StatusTypeDef USBD_CtlSendStatus (USBD_HandleTypeDef *pdev);
+
+USBD_StatusTypeDef USBD_CtlReceiveStatus (USBD_HandleTypeDef *pdev);
+
+uint16_t USBD_GetRxCount (USBD_HandleTypeDef *pdev ,
+ uint8_t epnum);
+
+/**
+ * @}
+ */
+
+#endif /* __USBD_IOREQ_H_ */
+
+/**
+ * @}
+ */
+
+/**
+* @}
+*/
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/ports/stm32/usbdev/core/src/usbd_core.c b/ports/stm32/usbdev/core/src/usbd_core.c new file mode 100644 index 000000000..bb44513d7 --- /dev/null +++ b/ports/stm32/usbdev/core/src/usbd_core.c @@ -0,0 +1,554 @@ +/**
+ ******************************************************************************
+ * @file usbd_core.c
+ * @author MCD Application Team
+ * @version V2.0.0
+ * @date 18-February-2014
+ * @brief This file provides all the USBD core functions.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT 2014 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_core.h"
+
+/** @addtogroup STM32_USBD_DEVICE_LIBRARY
+* @{
+*/
+
+
+/** @defgroup USBD_CORE
+* @brief usbd core module
+* @{
+*/
+
+/** @defgroup USBD_CORE_Private_TypesDefinitions
+* @{
+*/
+/**
+* @}
+*/
+
+
+/** @defgroup USBD_CORE_Private_Defines
+* @{
+*/
+
+/**
+* @}
+*/
+
+
+/** @defgroup USBD_CORE_Private_Macros
+* @{
+*/
+/**
+* @}
+*/
+
+
+
+
+/** @defgroup USBD_CORE_Private_FunctionPrototypes
+* @{
+*/
+
+/**
+* @}
+*/
+
+/** @defgroup USBD_CORE_Private_Variables
+* @{
+*/
+
+/**
+* @}
+*/
+
+/** @defgroup USBD_CORE_Private_Functions
+* @{
+*/
+
+/**
+* @brief USBD_Init
+* Initailizes the device stack and load the class driver
+* @param pdev: device instance
+* @param core_address: USB OTG core ID
+* @param pdesc: Descriptor structure address
+* @param id: Low level core index
+* @retval None
+*/
+USBD_StatusTypeDef USBD_Init(USBD_HandleTypeDef *pdev, USBD_DescriptorsTypeDef *pdesc, uint8_t id)
+{
+ /* Check whether the USB Host handle is valid */
+ if(pdev == NULL)
+ {
+ USBD_ErrLog("Invalid Device handle");
+ return USBD_FAIL;
+ }
+
+ /* Unlink previous class*/
+ if(pdev->pClass != NULL)
+ {
+ pdev->pClass = NULL;
+ }
+
+ /* Assign USBD Descriptors */
+ if(pdesc != NULL)
+ {
+ pdev->pDesc = pdesc;
+ }
+
+ /* Set Device initial State */
+ pdev->dev_state = USBD_STATE_DEFAULT;
+ pdev->id = id;
+ /* Initialize low level driver */
+ USBD_LL_Init(pdev);
+
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_DeInit
+* Re-Initialize th device library
+* @param pdev: device instance
+* @retval status: status
+*/
+USBD_StatusTypeDef USBD_DeInit(USBD_HandleTypeDef *pdev)
+{
+ /* Set Default State */
+ pdev->dev_state = USBD_STATE_DEFAULT;
+
+ /* Free Class Resources */
+ pdev->pClass->DeInit(pdev, pdev->dev_config);
+
+ /* Stop the low level driver */
+ USBD_LL_Stop(pdev);
+
+ /* Initialize low level driver */
+ USBD_LL_DeInit(pdev);
+
+ return USBD_OK;
+}
+
+
+/**
+ * @brief USBD_RegisterClass
+ * Link class driver to Device Core.
+ * @param pDevice : Device Handle
+ * @param pclass: Class handle
+ * @retval USBD Status
+ */
+USBD_StatusTypeDef USBD_RegisterClass(USBD_HandleTypeDef *pdev, USBD_ClassTypeDef *pclass)
+{
+ USBD_StatusTypeDef status = USBD_OK;
+ if(pclass != 0)
+ {
+ /* link the class tgo the USB Device handle */
+ pdev->pClass = pclass;
+ status = USBD_OK;
+ }
+ else
+ {
+ USBD_ErrLog("Invalid Class handle");
+ status = USBD_FAIL;
+ }
+
+ return status;
+}
+
+/**
+ * @brief USBD_Start
+ * Start the USB Device Core.
+ * @param pdev: Device Handle
+ * @retval USBD Status
+ */
+USBD_StatusTypeDef USBD_Start (USBD_HandleTypeDef *pdev)
+{
+
+ /* Start the low level driver */
+ USBD_LL_Start(pdev);
+
+ return USBD_OK;
+}
+
+/**
+ * @brief USBD_Stop
+ * Stop the USB Device Core.
+ * @param pdev: Device Handle
+ * @retval USBD Status
+ */
+USBD_StatusTypeDef USBD_Stop (USBD_HandleTypeDef *pdev)
+{
+ /* Free Class Resources */
+ pdev->pClass->DeInit(pdev, pdev->dev_config);
+
+ /* Stop the low level driver */
+ USBD_LL_Stop(pdev);
+
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_RunTestMode
+* Launch test mode process
+* @param pdev: device instance
+* @retval status
+*/
+USBD_StatusTypeDef USBD_RunTestMode (USBD_HandleTypeDef *pdev)
+{
+ return USBD_OK;
+}
+
+
+/**
+* @brief USBD_SetClassConfig
+* Configure device and start the interface
+* @param pdev: device instance
+* @param cfgidx: configuration index
+* @retval status
+*/
+
+USBD_StatusTypeDef USBD_SetClassConfig(USBD_HandleTypeDef *pdev, uint8_t cfgidx)
+{
+ USBD_StatusTypeDef ret = USBD_FAIL;
+
+ if(pdev->pClass != NULL)
+ {
+ /* Set configuration and Start the Class*/
+ if(pdev->pClass->Init(pdev, cfgidx) == 0)
+ {
+ ret = USBD_OK;
+ }
+ }
+ return ret;
+}
+
+/**
+* @brief USBD_ClrClassConfig
+* Clear current configuration
+* @param pdev: device instance
+* @param cfgidx: configuration index
+* @retval status: USBD_StatusTypeDef
+*/
+USBD_StatusTypeDef USBD_ClrClassConfig(USBD_HandleTypeDef *pdev, uint8_t cfgidx)
+{
+ /* Clear configuration and Deinitialize the Class process*/
+ pdev->pClass->DeInit(pdev, cfgidx);
+ return USBD_OK;
+}
+
+
+/**
+* @brief USBD_SetupStage
+* Handle the setup stage
+* @param pdev: device instance
+* @retval status
+*/
+USBD_StatusTypeDef USBD_LL_SetupStage(USBD_HandleTypeDef *pdev, uint8_t *psetup)
+{
+
+ USBD_ParseSetupRequest(&pdev->request, psetup);
+
+ pdev->ep0_state = USBD_EP0_SETUP;
+ pdev->ep0_data_len = pdev->request.wLength;
+
+ switch (pdev->request.bmRequest & 0x1F)
+ {
+ case USB_REQ_RECIPIENT_DEVICE:
+ USBD_StdDevReq (pdev, &pdev->request);
+ break;
+
+ case USB_REQ_RECIPIENT_INTERFACE:
+ USBD_StdItfReq(pdev, &pdev->request);
+ break;
+
+ case USB_REQ_RECIPIENT_ENDPOINT:
+ USBD_StdEPReq(pdev, &pdev->request);
+ break;
+
+ default:
+ USBD_LL_StallEP(pdev , pdev->request.bmRequest & 0x80);
+ break;
+ }
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_DataOutStage
+* Handle data OUT stage
+* @param pdev: device instance
+* @param epnum: endpoint index
+* @retval status
+*/
+USBD_StatusTypeDef USBD_LL_DataOutStage(USBD_HandleTypeDef *pdev , uint8_t epnum, uint8_t *pdata)
+{
+ USBD_EndpointTypeDef *pep;
+
+ if(epnum == 0)
+ {
+ pep = &pdev->ep_out[0];
+
+ if ( pdev->ep0_state == USBD_EP0_DATA_OUT)
+ {
+ if(pep->rem_length > pep->maxpacket)
+ {
+ pep->rem_length -= pep->maxpacket;
+
+ USBD_CtlContinueRx (pdev,
+ pdata,
+ MIN(pep->rem_length ,pep->maxpacket));
+ }
+ else
+ {
+ if((pdev->pClass->EP0_RxReady != NULL)&&
+ (pdev->dev_state == USBD_STATE_CONFIGURED))
+ {
+ pdev->pClass->EP0_RxReady(pdev);
+ }
+ USBD_CtlSendStatus(pdev);
+ }
+ }
+ }
+ else if((pdev->pClass->DataOut != NULL)&&
+ (pdev->dev_state == USBD_STATE_CONFIGURED))
+ {
+ pdev->pClass->DataOut(pdev, epnum);
+ }
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_DataInStage
+* Handle data in stage
+* @param pdev: device instance
+* @param epnum: endpoint index
+* @retval status
+*/
+USBD_StatusTypeDef USBD_LL_DataInStage(USBD_HandleTypeDef *pdev ,uint8_t epnum, uint8_t *pdata)
+{
+ USBD_EndpointTypeDef *pep;
+
+ if(epnum == 0)
+ {
+ pep = &pdev->ep_in[0];
+
+ if ( pdev->ep0_state == USBD_EP0_DATA_IN)
+ {
+ if(pep->rem_length > pep->maxpacket)
+ {
+ pep->rem_length -= pep->maxpacket;
+
+ USBD_CtlContinueSendData (pdev,
+ pdata,
+ pep->rem_length);
+ }
+ else
+ { /* last packet is MPS multiple, so send ZLP packet */
+ if((pep->total_length % pep->maxpacket == 0) &&
+ (pep->total_length >= pep->maxpacket) &&
+ (pep->total_length < pdev->ep0_data_len ))
+ {
+
+ USBD_CtlContinueSendData(pdev , NULL, 0);
+ pdev->ep0_data_len = 0;
+ }
+ else
+ {
+ if((pdev->pClass->EP0_TxSent != NULL)&&
+ (pdev->dev_state == USBD_STATE_CONFIGURED))
+ {
+ pdev->pClass->EP0_TxSent(pdev);
+ }
+ USBD_CtlReceiveStatus(pdev);
+ }
+ }
+ }
+ if (pdev->dev_test_mode == 1)
+ {
+ USBD_RunTestMode(pdev);
+ pdev->dev_test_mode = 0;
+ }
+ }
+ else if((pdev->pClass->DataIn != NULL)&&
+ (pdev->dev_state == USBD_STATE_CONFIGURED))
+ {
+ pdev->pClass->DataIn(pdev, epnum);
+ }
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_LL_Reset
+* Handle Reset event
+* @param pdev: device instance
+* @retval status
+*/
+
+USBD_StatusTypeDef USBD_LL_Reset(USBD_HandleTypeDef *pdev)
+{
+ /* Open EP0 OUT */
+ USBD_LL_OpenEP(pdev,
+ 0x00,
+ USBD_EP_TYPE_CTRL,
+ USB_MAX_EP0_SIZE);
+
+ pdev->ep_out[0].maxpacket = USB_MAX_EP0_SIZE;
+
+ /* Open EP0 IN */
+ USBD_LL_OpenEP(pdev,
+ 0x80,
+ USBD_EP_TYPE_CTRL,
+ USB_MAX_EP0_SIZE);
+
+ pdev->ep_in[0].maxpacket = USB_MAX_EP0_SIZE;
+ /* Upon Reset call usr call back */
+ pdev->dev_state = USBD_STATE_DEFAULT;
+
+ if (pdev->pClassData)
+ pdev->pClass->DeInit(pdev, pdev->dev_config);
+
+
+ return USBD_OK;
+}
+
+
+
+
+/**
+* @brief USBD_LL_Reset
+* Handle Reset event
+* @param pdev: device instance
+* @retval status
+*/
+USBD_StatusTypeDef USBD_LL_SetSpeed(USBD_HandleTypeDef *pdev, USBD_SpeedTypeDef speed)
+{
+ pdev->dev_speed = speed;
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_Suspend
+* Handle Suspend event
+* @param pdev: device instance
+* @retval status
+*/
+
+USBD_StatusTypeDef USBD_LL_Suspend(USBD_HandleTypeDef *pdev)
+{
+ pdev->dev_old_state = pdev->dev_state;
+ pdev->dev_state = USBD_STATE_SUSPENDED;
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_Resume
+* Handle Resume event
+* @param pdev: device instance
+* @retval status
+*/
+
+USBD_StatusTypeDef USBD_LL_Resume(USBD_HandleTypeDef *pdev)
+{
+ pdev->dev_state = pdev->dev_old_state;
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_SOF
+* Handle SOF event
+* @param pdev: device instance
+* @retval status
+*/
+
+USBD_StatusTypeDef USBD_LL_SOF(USBD_HandleTypeDef *pdev)
+{
+ if(pdev->dev_state == USBD_STATE_CONFIGURED)
+ {
+ if(pdev->pClass->SOF != NULL)
+ {
+ pdev->pClass->SOF(pdev);
+ }
+ }
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_IsoINIncomplete
+* Handle iso in incomplete event
+* @param pdev: device instance
+* @retval status
+*/
+USBD_StatusTypeDef USBD_LL_IsoINIncomplete(USBD_HandleTypeDef *pdev, uint8_t epnum)
+{
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_IsoOUTIncomplete
+* Handle iso out incomplete event
+* @param pdev: device instance
+* @retval status
+*/
+USBD_StatusTypeDef USBD_LL_IsoOUTIncomplete(USBD_HandleTypeDef *pdev, uint8_t epnum)
+{
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_DevConnected
+* Handle device connection event
+* @param pdev: device instance
+* @retval status
+*/
+USBD_StatusTypeDef USBD_LL_DevConnected(USBD_HandleTypeDef *pdev)
+{
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_DevDisconnected
+* Handle device disconnection event
+* @param pdev: device instance
+* @retval status
+*/
+USBD_StatusTypeDef USBD_LL_DevDisconnected(USBD_HandleTypeDef *pdev)
+{
+ /* Free Class Resources */
+ pdev->dev_state = USBD_STATE_DEFAULT;
+ pdev->pClass->DeInit(pdev, pdev->dev_config);
+
+ return USBD_OK;
+}
+/**
+* @}
+*/
+
+
+/**
+* @}
+*/
+
+
+/**
+* @}
+*/
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+
diff --git a/ports/stm32/usbdev/core/src/usbd_ctlreq.c b/ports/stm32/usbdev/core/src/usbd_ctlreq.c new file mode 100644 index 000000000..80b1da8ea --- /dev/null +++ b/ports/stm32/usbdev/core/src/usbd_ctlreq.c @@ -0,0 +1,769 @@ +/**
+ ******************************************************************************
+ * @file usbd_req.c
+ * @author MCD Application Team
+ * @version V2.0.0
+ * @date 18-February-2014
+ * @brief This file provides the standard USB requests following chapter 9.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT 2014 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_ctlreq.h"
+#include "usbd_ioreq.h"
+
+
+/** @addtogroup STM32_USBD_STATE_DEVICE_LIBRARY
+ * @{
+ */
+
+
+/** @defgroup USBD_REQ
+ * @brief USB standard requests module
+ * @{
+ */
+
+/** @defgroup USBD_REQ_Private_TypesDefinitions
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_REQ_Private_Defines
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_REQ_Private_Macros
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_REQ_Private_Variables
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_REQ_Private_FunctionPrototypes
+ * @{
+ */
+static void USBD_GetDescriptor(USBD_HandleTypeDef *pdev ,
+ USBD_SetupReqTypedef *req);
+
+static void USBD_SetAddress(USBD_HandleTypeDef *pdev ,
+ USBD_SetupReqTypedef *req);
+
+static void USBD_SetConfig(USBD_HandleTypeDef *pdev ,
+ USBD_SetupReqTypedef *req);
+
+static void USBD_GetConfig(USBD_HandleTypeDef *pdev ,
+ USBD_SetupReqTypedef *req);
+
+static void USBD_GetStatus(USBD_HandleTypeDef *pdev ,
+ USBD_SetupReqTypedef *req);
+
+static void USBD_SetFeature(USBD_HandleTypeDef *pdev ,
+ USBD_SetupReqTypedef *req);
+
+static void USBD_ClrFeature(USBD_HandleTypeDef *pdev ,
+ USBD_SetupReqTypedef *req);
+
+static uint8_t USBD_GetLen(uint8_t *buf);
+
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_REQ_Private_Functions
+ * @{
+ */
+
+
+/**
+* @brief USBD_StdDevReq
+* Handle standard usb device requests
+* @param pdev: device instance
+* @param req: usb request
+* @retval status
+*/
+USBD_StatusTypeDef USBD_StdDevReq (USBD_HandleTypeDef *pdev , USBD_SetupReqTypedef *req)
+{
+ USBD_StatusTypeDef ret = USBD_OK;
+
+ switch (req->bRequest)
+ {
+ case USB_REQ_GET_DESCRIPTOR:
+
+ USBD_GetDescriptor (pdev, req) ;
+ break;
+
+ case USB_REQ_SET_ADDRESS:
+ USBD_SetAddress(pdev, req);
+ break;
+
+ case USB_REQ_SET_CONFIGURATION:
+ USBD_SetConfig (pdev , req);
+ break;
+
+ case USB_REQ_GET_CONFIGURATION:
+ USBD_GetConfig (pdev , req);
+ break;
+
+ case USB_REQ_GET_STATUS:
+ USBD_GetStatus (pdev , req);
+ break;
+
+
+ case USB_REQ_SET_FEATURE:
+ USBD_SetFeature (pdev , req);
+ break;
+
+ case USB_REQ_CLEAR_FEATURE:
+ USBD_ClrFeature (pdev , req);
+ break;
+
+ default:
+ USBD_CtlError(pdev , req);
+ break;
+ }
+
+ return ret;
+}
+
+/**
+* @brief USBD_StdItfReq
+* Handle standard usb interface requests
+* @param pdev: USB OTG device instance
+* @param req: usb request
+* @retval status
+*/
+USBD_StatusTypeDef USBD_StdItfReq (USBD_HandleTypeDef *pdev , USBD_SetupReqTypedef *req)
+{
+ USBD_StatusTypeDef ret = USBD_OK;
+
+ switch (pdev->dev_state)
+ {
+ case USBD_STATE_CONFIGURED:
+
+ if (LOBYTE(req->wIndex) <= USBD_MAX_NUM_INTERFACES)
+ {
+ pdev->pClass->Setup (pdev, req);
+
+ if((req->wLength == 0)&& (ret == USBD_OK))
+ {
+ USBD_CtlSendStatus(pdev);
+ }
+ }
+ else
+ {
+ USBD_CtlError(pdev , req);
+ }
+ break;
+
+ default:
+ USBD_CtlError(pdev , req);
+ break;
+ }
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_StdEPReq
+* Handle standard usb endpoint requests
+* @param pdev: USB OTG device instance
+* @param req: usb request
+* @retval status
+*/
+USBD_StatusTypeDef USBD_StdEPReq (USBD_HandleTypeDef *pdev , USBD_SetupReqTypedef *req)
+{
+
+ uint8_t ep_addr;
+ USBD_StatusTypeDef ret = USBD_OK;
+ USBD_EndpointTypeDef *pep;
+ ep_addr = LOBYTE(req->wIndex);
+
+ switch (req->bRequest)
+ {
+
+ case USB_REQ_SET_FEATURE :
+
+ switch (pdev->dev_state)
+ {
+ case USBD_STATE_ADDRESSED:
+ if ((ep_addr != 0x00) && (ep_addr != 0x80))
+ {
+ USBD_LL_StallEP(pdev , ep_addr);
+ }
+ break;
+
+ case USBD_STATE_CONFIGURED:
+ if (req->wValue == USB_FEATURE_EP_HALT)
+ {
+ if ((ep_addr != 0x00) && (ep_addr != 0x80))
+ {
+ USBD_LL_StallEP(pdev , ep_addr);
+
+ }
+ }
+ pdev->pClass->Setup (pdev, req);
+ USBD_CtlSendStatus(pdev);
+
+ break;
+
+ default:
+ USBD_CtlError(pdev , req);
+ break;
+ }
+ break;
+
+ case USB_REQ_CLEAR_FEATURE :
+
+ switch (pdev->dev_state)
+ {
+ case USBD_STATE_ADDRESSED:
+ if ((ep_addr != 0x00) && (ep_addr != 0x80))
+ {
+ USBD_LL_StallEP(pdev , ep_addr);
+ }
+ break;
+
+ case USBD_STATE_CONFIGURED:
+ if (req->wValue == USB_FEATURE_EP_HALT)
+ {
+ if ((ep_addr & 0x7F) != 0x00)
+ {
+ USBD_LL_ClearStallEP(pdev , ep_addr);
+ pdev->pClass->Setup (pdev, req);
+ }
+ USBD_CtlSendStatus(pdev);
+ }
+ break;
+
+ default:
+ USBD_CtlError(pdev , req);
+ break;
+ }
+ break;
+
+ case USB_REQ_GET_STATUS:
+ switch (pdev->dev_state)
+ {
+ case USBD_STATE_ADDRESSED:
+ if ((ep_addr & 0x7F) != 0x00)
+ {
+ USBD_LL_StallEP(pdev , ep_addr);
+ }
+ break;
+
+ case USBD_STATE_CONFIGURED:
+ pep = ((ep_addr & 0x80) == 0x80) ? &pdev->ep_in[ep_addr & 0x7F]:\
+ &pdev->ep_out[ep_addr & 0x7F];
+ if(USBD_LL_IsStallEP(pdev, ep_addr))
+ {
+ pep->status = 0x0001;
+ }
+ else
+ {
+ pep->status = 0x0000;
+ }
+
+ USBD_CtlSendData (pdev,
+ (uint8_t *)&pep->status,
+ 2);
+ break;
+
+ default:
+ USBD_CtlError(pdev , req);
+ break;
+ }
+ break;
+
+ default:
+ break;
+ }
+ return ret;
+}
+/**
+* @brief USBD_GetDescriptor
+* Handle Get Descriptor requests
+* @param pdev: device instance
+* @param req: usb request
+* @retval status
+*/
+static void USBD_GetDescriptor(USBD_HandleTypeDef *pdev ,
+ USBD_SetupReqTypedef *req)
+{
+ uint16_t len;
+ uint8_t *pbuf;
+
+
+ switch (req->wValue >> 8)
+ {
+ case USB_DESC_TYPE_DEVICE:
+ pbuf = pdev->pDesc->GetDeviceDescriptor(pdev->dev_speed, &len);
+ break;
+
+ case USB_DESC_TYPE_CONFIGURATION:
+ if(pdev->dev_speed == USBD_SPEED_HIGH )
+ {
+ pbuf = (uint8_t *)pdev->pClass->GetHSConfigDescriptor(&len);
+ pbuf[1] = USB_DESC_TYPE_CONFIGURATION;
+ }
+ else
+ {
+ pbuf = (uint8_t *)pdev->pClass->GetFSConfigDescriptor(&len);
+ pbuf[1] = USB_DESC_TYPE_CONFIGURATION;
+ }
+ break;
+
+ case USB_DESC_TYPE_STRING:
+ switch ((uint8_t)(req->wValue))
+ {
+ case USBD_IDX_LANGID_STR:
+ pbuf = pdev->pDesc->GetLangIDStrDescriptor(pdev->dev_speed, &len);
+ break;
+
+ case USBD_IDX_MFC_STR:
+ pbuf = pdev->pDesc->GetManufacturerStrDescriptor(pdev->dev_speed, &len);
+ break;
+
+ case USBD_IDX_PRODUCT_STR:
+ pbuf = pdev->pDesc->GetProductStrDescriptor(pdev->dev_speed, &len);
+ break;
+
+ case USBD_IDX_SERIAL_STR:
+ pbuf = pdev->pDesc->GetSerialStrDescriptor(pdev->dev_speed, &len);
+ break;
+
+ case USBD_IDX_CONFIG_STR:
+ pbuf = pdev->pDesc->GetConfigurationStrDescriptor(pdev->dev_speed, &len);
+ break;
+
+ case USBD_IDX_INTERFACE_STR:
+ pbuf = pdev->pDesc->GetInterfaceStrDescriptor(pdev->dev_speed, &len);
+ break;
+
+ default:
+#if (USBD_SUPPORT_USER_STRING == 1)
+ pbuf = pdev->pClass->GetUsrStrDescriptor(pdev, (req->wValue) , &len);
+ break;
+#else
+ USBD_CtlError(pdev , req);
+ return;
+#endif
+ }
+ break;
+ case USB_DESC_TYPE_DEVICE_QUALIFIER:
+
+ if(pdev->dev_speed == USBD_SPEED_HIGH )
+ {
+ pbuf = (uint8_t *)pdev->pClass->GetDeviceQualifierDescriptor(&len);
+ break;
+ }
+ else
+ {
+ USBD_CtlError(pdev , req);
+ return;
+ }
+
+ case USB_DESC_TYPE_OTHER_SPEED_CONFIGURATION:
+ if(pdev->dev_speed == USBD_SPEED_HIGH )
+ {
+ pbuf = (uint8_t *)pdev->pClass->GetOtherSpeedConfigDescriptor(&len);
+ pbuf[1] = USB_DESC_TYPE_OTHER_SPEED_CONFIGURATION;
+ break;
+ }
+ else
+ {
+ USBD_CtlError(pdev , req);
+ return;
+ }
+
+ default:
+ USBD_CtlError(pdev , req);
+ return;
+ }
+
+ if((len != 0)&& (req->wLength != 0))
+ {
+
+ len = MIN(len , req->wLength);
+
+ USBD_CtlSendData (pdev,
+ pbuf,
+ len);
+ }
+
+}
+
+/**
+* @brief USBD_SetAddress
+* Set device address
+* @param pdev: device instance
+* @param req: usb request
+* @retval status
+*/
+static void USBD_SetAddress(USBD_HandleTypeDef *pdev ,
+ USBD_SetupReqTypedef *req)
+{
+ uint8_t dev_addr;
+
+ if ((req->wIndex == 0) && (req->wLength == 0))
+ {
+ dev_addr = (uint8_t)(req->wValue) & 0x7F;
+
+ if (pdev->dev_state == USBD_STATE_CONFIGURED)
+ {
+ USBD_CtlError(pdev , req);
+ }
+ else
+ {
+ pdev->dev_address = dev_addr;
+ USBD_LL_SetUSBAddress(pdev, dev_addr);
+ USBD_CtlSendStatus(pdev);
+
+ if (dev_addr != 0)
+ {
+ pdev->dev_state = USBD_STATE_ADDRESSED;
+ }
+ else
+ {
+ pdev->dev_state = USBD_STATE_DEFAULT;
+ }
+ }
+ }
+ else
+ {
+ USBD_CtlError(pdev , req);
+ }
+}
+
+/**
+* @brief USBD_SetConfig
+* Handle Set device configuration request
+* @param pdev: device instance
+* @param req: usb request
+* @retval status
+*/
+static void USBD_SetConfig(USBD_HandleTypeDef *pdev ,
+ USBD_SetupReqTypedef *req)
+{
+
+ static uint8_t cfgidx;
+
+ cfgidx = (uint8_t)(req->wValue);
+
+ if (cfgidx > USBD_MAX_NUM_CONFIGURATION )
+ {
+ USBD_CtlError(pdev , req);
+ }
+ else
+ {
+ switch (pdev->dev_state)
+ {
+ case USBD_STATE_ADDRESSED:
+ if (cfgidx)
+ {
+ pdev->dev_config = cfgidx;
+ pdev->dev_state = USBD_STATE_CONFIGURED;
+ if(USBD_SetClassConfig(pdev , cfgidx) == USBD_FAIL)
+ {
+ USBD_CtlError(pdev , req);
+ return;
+ }
+ USBD_CtlSendStatus(pdev);
+ }
+ else
+ {
+ USBD_CtlSendStatus(pdev);
+ }
+ break;
+
+ case USBD_STATE_CONFIGURED:
+ if (cfgidx == 0)
+ {
+ pdev->dev_state = USBD_STATE_ADDRESSED;
+ pdev->dev_config = cfgidx;
+ USBD_ClrClassConfig(pdev , cfgidx);
+ USBD_CtlSendStatus(pdev);
+
+ }
+ else if (cfgidx != pdev->dev_config)
+ {
+ /* Clear old configuration */
+ USBD_ClrClassConfig(pdev , pdev->dev_config);
+
+ /* set new configuration */
+ pdev->dev_config = cfgidx;
+ if(USBD_SetClassConfig(pdev , cfgidx) == USBD_FAIL)
+ {
+ USBD_CtlError(pdev , req);
+ return;
+ }
+ USBD_CtlSendStatus(pdev);
+ }
+ else
+ {
+ USBD_CtlSendStatus(pdev);
+ }
+ break;
+
+ default:
+ USBD_CtlError(pdev , req);
+ break;
+ }
+ }
+}
+
+/**
+* @brief USBD_GetConfig
+* Handle Get device configuration request
+* @param pdev: device instance
+* @param req: usb request
+* @retval status
+*/
+static void USBD_GetConfig(USBD_HandleTypeDef *pdev ,
+ USBD_SetupReqTypedef *req)
+{
+
+ if (req->wLength != 1)
+ {
+ USBD_CtlError(pdev , req);
+ }
+ else
+ {
+ switch (pdev->dev_state )
+ {
+ case USBD_STATE_ADDRESSED:
+ pdev->dev_default_config = 0;
+ USBD_CtlSendData (pdev,
+ (uint8_t *)&pdev->dev_default_config,
+ 1);
+ break;
+
+ case USBD_STATE_CONFIGURED:
+
+ USBD_CtlSendData (pdev,
+ (uint8_t *)&pdev->dev_config,
+ 1);
+ break;
+
+ default:
+ USBD_CtlError(pdev , req);
+ break;
+ }
+ }
+}
+
+/**
+* @brief USBD_GetStatus
+* Handle Get Status request
+* @param pdev: device instance
+* @param req: usb request
+* @retval status
+*/
+static void USBD_GetStatus(USBD_HandleTypeDef *pdev ,
+ USBD_SetupReqTypedef *req)
+{
+
+
+ switch (pdev->dev_state)
+ {
+ case USBD_STATE_ADDRESSED:
+ case USBD_STATE_CONFIGURED:
+
+#if ( USBD_SELF_POWERED == 1)
+ pdev->dev_config_status = USB_CONFIG_SELF_POWERED;
+#else
+ pdev->dev_config_status = 0;
+#endif
+
+ if (pdev->dev_remote_wakeup)
+ {
+ pdev->dev_config_status |= USB_CONFIG_REMOTE_WAKEUP;
+ }
+
+ USBD_CtlSendData (pdev,
+ (uint8_t *)& pdev->dev_config_status,
+ 2);
+ break;
+
+ default :
+ USBD_CtlError(pdev , req);
+ break;
+ }
+}
+
+
+/**
+* @brief USBD_SetFeature
+* Handle Set device feature request
+* @param pdev: device instance
+* @param req: usb request
+* @retval status
+*/
+static void USBD_SetFeature(USBD_HandleTypeDef *pdev ,
+ USBD_SetupReqTypedef *req)
+{
+
+ if (req->wValue == USB_FEATURE_REMOTE_WAKEUP)
+ {
+ pdev->dev_remote_wakeup = 1;
+ pdev->pClass->Setup (pdev, req);
+ USBD_CtlSendStatus(pdev);
+ }
+
+}
+
+
+/**
+* @brief USBD_ClrFeature
+* Handle clear device feature request
+* @param pdev: device instance
+* @param req: usb request
+* @retval status
+*/
+static void USBD_ClrFeature(USBD_HandleTypeDef *pdev ,
+ USBD_SetupReqTypedef *req)
+{
+ switch (pdev->dev_state)
+ {
+ case USBD_STATE_ADDRESSED:
+ case USBD_STATE_CONFIGURED:
+ if (req->wValue == USB_FEATURE_REMOTE_WAKEUP)
+ {
+ pdev->dev_remote_wakeup = 0;
+ pdev->pClass->Setup (pdev, req);
+ USBD_CtlSendStatus(pdev);
+ }
+ break;
+
+ default :
+ USBD_CtlError(pdev , req);
+ break;
+ }
+}
+
+/**
+* @brief USBD_ParseSetupRequest
+* Copy buffer into setup structure
+* @param pdev: device instance
+* @param req: usb request
+* @retval None
+*/
+
+void USBD_ParseSetupRequest(USBD_SetupReqTypedef *req, uint8_t *pdata)
+{
+ req->bmRequest = *(uint8_t *) (pdata);
+ req->bRequest = *(uint8_t *) (pdata + 1);
+ req->wValue = SWAPBYTE (pdata + 2);
+ req->wIndex = SWAPBYTE (pdata + 4);
+ req->wLength = SWAPBYTE (pdata + 6);
+
+}
+
+/**
+* @brief USBD_CtlError
+* Handle USB low level Error
+* @param pdev: device instance
+* @param req: usb request
+* @retval None
+*/
+
+void USBD_CtlError( USBD_HandleTypeDef *pdev ,
+ USBD_SetupReqTypedef *req)
+{
+ USBD_LL_StallEP(pdev , 0x80);
+ USBD_LL_StallEP(pdev , 0);
+}
+
+
+/**
+ * @brief USBD_GetString
+ * Convert Ascii string into unicode one
+ * @param desc : descriptor buffer
+ * @param unicode : Formatted string buffer (unicode)
+ * @param len : descriptor length
+ * @retval None
+ */
+void USBD_GetString(uint8_t *desc, uint8_t *unicode, uint16_t *len)
+{
+ uint8_t idx = 0;
+
+ if (desc != NULL)
+ {
+ *len = USBD_GetLen(desc) * 2 + 2;
+ unicode[idx++] = *len;
+ unicode[idx++] = USB_DESC_TYPE_STRING;
+
+ while (*desc != '\0')
+ {
+ unicode[idx++] = *desc++;
+ unicode[idx++] = 0x00;
+ }
+ }
+}
+
+/**
+ * @brief USBD_GetLen
+ * return the string length
+ * @param buf : pointer to the ascii string buffer
+ * @retval string length
+ */
+static uint8_t USBD_GetLen(uint8_t *buf)
+{
+ uint8_t len = 0;
+
+ while (*buf != '\0')
+ {
+ len++;
+ buf++;
+ }
+
+ return len;
+}
+/**
+ * @}
+ */
+
+
+/**
+ * @}
+ */
+
+
+/**
+ * @}
+ */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/ports/stm32/usbdev/core/src/usbd_ioreq.c b/ports/stm32/usbdev/core/src/usbd_ioreq.c new file mode 100644 index 000000000..9e396ba56 --- /dev/null +++ b/ports/stm32/usbdev/core/src/usbd_ioreq.c @@ -0,0 +1,236 @@ +/**
+ ******************************************************************************
+ * @file usbd_ioreq.c
+ * @author MCD Application Team
+ * @version V2.0.0
+ * @date 18-February-2014
+ * @brief This file provides the IO requests APIs for control endpoints.
+ ******************************************************************************
+ * @attention
+ *
+ * <h2><center>© COPYRIGHT 2014 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_ioreq.h"
+
+/** @addtogroup STM32_USB_OTG_DEVICE_LIBRARY
+ * @{
+ */
+
+
+/** @defgroup USBD_IOREQ
+ * @brief control I/O requests module
+ * @{
+ */
+
+/** @defgroup USBD_IOREQ_Private_TypesDefinitions
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_IOREQ_Private_Defines
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_IOREQ_Private_Macros
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_IOREQ_Private_Variables
+ * @{
+ */
+
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_IOREQ_Private_FunctionPrototypes
+ * @{
+ */
+/**
+ * @}
+ */
+
+
+/** @defgroup USBD_IOREQ_Private_Functions
+ * @{
+ */
+
+/**
+* @brief USBD_CtlSendData
+* send data on the ctl pipe
+* @param pdev: device instance
+* @param buff: pointer to data buffer
+* @param len: length of data to be sent
+* @retval status
+*/
+USBD_StatusTypeDef USBD_CtlSendData (USBD_HandleTypeDef *pdev,
+ uint8_t *pbuf,
+ uint16_t len)
+{
+ /* Set EP0 State */
+ pdev->ep0_state = USBD_EP0_DATA_IN;
+ pdev->ep_in[0].total_length = len;
+ pdev->ep_in[0].rem_length = len;
+ /* Start the transfer */
+ USBD_LL_Transmit (pdev, 0x00, pbuf, len);
+
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_CtlContinueSendData
+* continue sending data on the ctl pipe
+* @param pdev: device instance
+* @param buff: pointer to data buffer
+* @param len: length of data to be sent
+* @retval status
+*/
+USBD_StatusTypeDef USBD_CtlContinueSendData (USBD_HandleTypeDef *pdev,
+ uint8_t *pbuf,
+ uint16_t len)
+{
+ /* Start the next transfer */
+ USBD_LL_Transmit (pdev, 0x00, pbuf, len);
+
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_CtlPrepareRx
+* receive data on the ctl pipe
+* @param pdev: USB OTG device instance
+* @param buff: pointer to data buffer
+* @param len: length of data to be received
+* @retval status
+*/
+USBD_StatusTypeDef USBD_CtlPrepareRx (USBD_HandleTypeDef *pdev,
+ uint8_t *pbuf,
+ uint16_t len)
+{
+ /* Set EP0 State */
+ pdev->ep0_state = USBD_EP0_DATA_OUT;
+ pdev->ep_out[0].total_length = len;
+ pdev->ep_out[0].rem_length = len;
+ /* Start the transfer */
+ USBD_LL_PrepareReceive (pdev,
+ 0,
+ pbuf,
+ len);
+
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_CtlContinueRx
+* continue receive data on the ctl pipe
+* @param pdev: USB OTG device instance
+* @param buff: pointer to data buffer
+* @param len: length of data to be received
+* @retval status
+*/
+USBD_StatusTypeDef USBD_CtlContinueRx (USBD_HandleTypeDef *pdev,
+ uint8_t *pbuf,
+ uint16_t len)
+{
+
+ USBD_LL_PrepareReceive (pdev,
+ 0,
+ pbuf,
+ len);
+ return USBD_OK;
+}
+/**
+* @brief USBD_CtlSendStatus
+* send zero lzngth packet on the ctl pipe
+* @param pdev: USB OTG device instance
+* @retval status
+*/
+USBD_StatusTypeDef USBD_CtlSendStatus (USBD_HandleTypeDef *pdev)
+{
+
+ /* Set EP0 State */
+ pdev->ep0_state = USBD_EP0_STATUS_IN;
+
+ /* Start the transfer */
+ USBD_LL_Transmit (pdev, 0x00, NULL, 0);
+
+ return USBD_OK;
+}
+
+/**
+* @brief USBD_CtlReceiveStatus
+* receive zero lzngth packet on the ctl pipe
+* @param pdev: USB OTG device instance
+* @retval status
+*/
+USBD_StatusTypeDef USBD_CtlReceiveStatus (USBD_HandleTypeDef *pdev)
+{
+ /* Set EP0 State */
+ pdev->ep0_state = USBD_EP0_STATUS_OUT;
+
+ /* Start the transfer */
+ USBD_LL_PrepareReceive ( pdev,
+ 0,
+ NULL,
+ 0);
+
+ return USBD_OK;
+}
+
+
+/**
+* @brief USBD_GetRxCount
+* returns the received data length
+* @param pdev: USB OTG device instance
+* epnum: endpoint index
+* @retval Rx Data blength
+*/
+uint16_t USBD_GetRxCount (USBD_HandleTypeDef *pdev , uint8_t ep_addr)
+{
+ return USBD_LL_GetRxDataSize(pdev, ep_addr);
+}
+
+/**
+ * @}
+ */
+
+
+/**
+ * @}
+ */
+
+
+/**
+ * @}
+ */
+
+/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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