[453] | 1 | /*
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| 2 | * TOPPERS BASE PLATFORM MIDDLEWARE
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| 3 | *
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| 4 | * Copyright (C) 2017-2017 by TOPPERS PROJECT
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| 5 | * Educational Working Group.
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| 6 | *
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| 7 | * 上記著作権者は,以下の(1)~(4)の条件を満たす場合に限り,本ソフトウェ
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| 8 | * ア(本ソフトウェアを改変したものを含む.以下同じ)を使用・複製・改
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| 9 | * 変・再配布(以下,利用と呼ぶ)することを無償で許諾する.
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| 10 | * (1) 本ソフトウェアをソースコードの形で利用する場合には,上記の著作
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| 11 | * 権表示,この利用条件および下記の無保証規定が,そのままの形でソー
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| 12 | * スコード中に含まれていること.
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| 13 | * (2) 本ソフトウェアを,ライブラリ形式など,他のソフトウェア開発に使
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| 14 | * 用できる形で再配布する場合には,再配布に伴うドキュメント(利用
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| 15 | * 者マニュアルなど)に,上記の著作権表示,この利用条件および下記
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| 16 | * の無保証規定を掲載すること.
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| 17 | * (3) 本ソフトウェアを,機器に組み込むなど,他のソフトウェア開発に使
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| 18 | * 用できない形で再配布する場合には,次のいずれかの条件を満たすこ
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| 19 | * と.
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| 20 | * (a) 再配布に伴うドキュメント(利用者マニュアルなど)に,上記の著
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| 21 | * 作権表示,この利用条件および下記の無保証規定を掲載すること.
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| 22 | * (b) 再配布の形態を,別に定める方法によって,TOPPERSプロジェクトに
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| 23 | * 報告すること.
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| 24 | * (4) 本ソフトウェアの利用により直接的または間接的に生じるいかなる損
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| 25 | * 害からも,上記著作権者およびTOPPERSプロジェクトを免責すること.
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| 26 | * また,本ソフトウェアのユーザまたはエンドユーザからのいかなる理
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| 27 | * 由に基づく請求からも,上記著作権者およびTOPPERSプロジェクトを
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| 28 | * 免責すること.
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| 29 | *
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| 30 | * 本ソフトウェアは,無保証で提供されているものである.上記著作権者お
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| 31 | * よびTOPPERSプロジェクトは,本ソフトウェアに関して,特定の使用目的
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| 32 | * に対する適合性も含めて,いかなる保証も行わない.また,本ソフトウェ
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| 33 | * アの利用により直接的または間接的に生じたいかなる損害に関しても,そ
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| 34 | * の責任を負わない.
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| 35 | *
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| 36 | * @(#) $Id$
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| 37 | */
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| 38 | /*
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| 39 | * USB Host Middleware MSC CLASS部
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| 40 | */
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| 41 |
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| 42 | #include "tusbh_msc.h"
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| 43 |
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| 44 |
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| 45 | typedef enum {
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| 46 | BOT_OK,
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| 47 | BOT_BUSY,
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| 48 | BOT_SENSE,
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| 49 | BOT_ERROR
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| 50 | } BOT_TYPE;
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| 51 |
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| 52 | #define CBW_SIGNATURE 0x43425355
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| 53 | #define CSW_SIGNATURE 0x53425355
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| 54 | #define CBW_TAG 0x20304050
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| 55 |
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| 56 | #define BOT_CBW_LENGTH 31 /* CBW送信パケット長 */
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| 57 | #define BOT_CSW_LENGTH 13 /* CSW受信パケット長 */
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| 58 |
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| 59 | #define UNIT_READY_TIMEOUT (10000)
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| 60 |
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| 61 | #define BOT_REQUEST_GETMAXLUN(d, b) tusbhControlRequest((d), (b), BOT_REQUEST_GETMAXLUN_TYPE, USB_REQ_GET_MAX_LUN, 0, 0, 1)
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| 62 | #define BOT_REQUEST_RESET(d) tusbhControlRequest((d), 0, BOT_REQUEST_RESET_TYPE, USB_REQ_BOT_RESET, 0, 0, 0)
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| 63 |
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| 64 |
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| 65 | /*
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| 66 | * SENSEデータ
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| 67 | */
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| 68 | typedef struct
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| 69 | {
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| 70 | uint8_t key;
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| 71 | uint8_t asc;
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| 72 | uint8_t ascq;
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| 73 | } SCSI_Sense_t;
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| 74 |
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| 75 |
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| 76 | static TUSBH_ERCODE tusbhMSCInit(TUSBH_Device_t *pdevice);
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| 77 | static TUSBH_ERCODE tusbhMSCDeInit(TUSBH_Device_t *pdevice);
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| 78 | static TUSBH_ERCODE tusbhMSCProcess(TUSBH_Device_t *pdevice, uint8_t *mes);
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| 79 |
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| 80 | static TUSBH_Class_t MSC_Class = {
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| 81 | NULL,
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| 82 | "MSC",
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| 83 | MSC_CLASS,
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| 84 | tusbhMSCInit,
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| 85 | tusbhMSCDeInit,
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| 86 | tusbhMSCProcess,
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| 87 | NULL
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| 88 | };
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| 89 |
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| 90 | /*
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| 91 | * MSCクラスセットアップ関数
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| 92 | */
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| 93 | void tusbhLinkMSC(TUSBH_Handle_t *phost)
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| 94 | {
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| 95 | tusbhLinkClass(phost, &MSC_Class);
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| 96 | }
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| 97 |
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| 98 | /*
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| 99 | * MSC SCSI Inquiry要求
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| 100 | * parameter1 hmcs: MSCハンドラ
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| 101 | * parameter2 lun: LUN#
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| 102 | * return TUSBH_E_BUSY
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| 103 | */
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| 104 | static TUSBH_ERCODE
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| 105 | tusbhMscSCSIInquiry(MSC_Handle_t *hmsc, uint8_t lun)
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| 106 | {
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| 107 | hmsc->hbot.cbw.DataTransferLength = DATA_LEN_INQUIRY;
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| 108 | hmsc->hbot.cbw.Flags = USB_DEVICE_TO_HOST;
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| 109 | hmsc->hbot.cbw.CBLength = CBW_LENGTH;
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| 110 |
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| 111 | tusbmemset(hmsc->hbot.cbw.CB, 0, CBW_LENGTH);
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| 112 | hmsc->hbot.cbw.CB[0] = OPCODE_INQUIRY;
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| 113 | hmsc->hbot.cbw.CB[1] = (lun << 5);
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| 114 | hmsc->hbot.cbw.CB[2] = 0;
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| 115 | hmsc->hbot.cbw.CB[3] = 0;
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| 116 | hmsc->hbot.cbw.CB[4] = 0x24;
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| 117 | hmsc->hbot.cbw.CB[5] = 0;
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| 118 |
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| 119 | hmsc->hbot.state = BOT_SEND_CBW;
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| 120 | hmsc->hbot.pbuf = (uint8_t *)hmsc->hbot.data;
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| 121 | return TUSBH_E_BUSY;
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| 122 | }
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| 123 |
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| 124 | /*
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| 125 | * MSC SCSI Test Unit Ready要求
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| 126 | * parameter1 hmcs: MSCハンドラ
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| 127 | * parameter2 lun: LUN#
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| 128 | * return TUSBH_E_BUSY
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| 129 | */
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| 130 | static TUSBH_ERCODE
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| 131 | tusbhMscSCSITestUnitReady(MSC_Handle_t *hmsc, uint8_t lun)
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| 132 | {
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| 133 | hmsc->hbot.cbw.DataTransferLength = DATA_LEN_MODE_TEST_UNIT_READY;
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| 134 | hmsc->hbot.cbw.Flags = USB_HOST_TO_DEVICE;
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| 135 | hmsc->hbot.cbw.CBLength = CBW_LENGTH;
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| 136 |
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| 137 | tusbmemset(hmsc->hbot.cbw.CB, 0, CBW_CB_LENGTH);
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| 138 | hmsc->hbot.cbw.CB[0] = OPCODE_TEST_UNIT_READY;
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| 139 |
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| 140 | hmsc->hbot.state = BOT_SEND_CBW;
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| 141 | return TUSBH_E_BUSY;
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| 142 | }
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| 143 |
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| 144 | /*
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| 145 | * MSC SCSI Read Capacity要求
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| 146 | * parameter1 hmcs: MSCハンドラ
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| 147 | * parameter2 lun: LUN#
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| 148 | * return TUSBH_E_BUSY
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| 149 | */
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| 150 | static TUSBH_ERCODE
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| 151 | tusbhMscSCSIReadCapacity(MSC_Handle_t *hmsc, uint8_t lun)
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| 152 | {
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| 153 | hmsc->hbot.cbw.DataTransferLength = DATA_LEN_READ_CAPACITY10;
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| 154 | hmsc->hbot.cbw.Flags = USB_DEVICE_TO_HOST;
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| 155 | hmsc->hbot.cbw.CBLength = CBW_LENGTH;
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| 156 |
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| 157 | tusbmemset(hmsc->hbot.cbw.CB, 0, CBW_CB_LENGTH);
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| 158 | hmsc->hbot.cbw.CB[0] = OPCODE_READ_CAPACITY10;
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| 159 |
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| 160 | hmsc->hbot.state = BOT_SEND_CBW;
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| 161 | hmsc->hbot.pbuf = (uint8_t *)hmsc->hbot.data;
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| 162 | return TUSBH_E_BUSY;
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| 163 | }
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| 164 |
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| 165 | /*
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| 166 | * MSC SCSI Request Sense要求
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| 167 | * parameter1 hmcs: MSCハンドラ
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| 168 | * parameter2 lun: LUN#
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| 169 | * return TUSBH_E_BUSY
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| 170 | */
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| 171 | static TUSBH_ERCODE
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| 172 | tusbhMscSCSIRequestSense(MSC_Handle_t *hmsc, uint8_t lun)
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| 173 | {
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| 174 | hmsc->hbot.cbw.DataTransferLength = DATA_LEN_REQUEST_SENSE;
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| 175 | hmsc->hbot.cbw.Flags = USB_DEVICE_TO_HOST;
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| 176 | hmsc->hbot.cbw.CBLength = CBW_LENGTH;
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| 177 |
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| 178 | tusbmemset(hmsc->hbot.cbw.CB, 0, CBW_CB_LENGTH);
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| 179 | hmsc->hbot.cbw.CB[0] = OPCODE_REQUEST_SENSE;
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| 180 | hmsc->hbot.cbw.CB[1] = (lun << 5);
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| 181 | hmsc->hbot.cbw.CB[2] = 0;
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| 182 | hmsc->hbot.cbw.CB[3] = 0;
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| 183 | hmsc->hbot.cbw.CB[4] = DATA_LEN_REQUEST_SENSE;
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| 184 | hmsc->hbot.cbw.CB[5] = 0;
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| 185 |
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| 186 | hmsc->hbot.state = BOT_SEND_CBW;
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| 187 | hmsc->hbot.pbuf = (uint8_t *)hmsc->hbot.data;
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| 188 | return TUSBH_E_BUSY;
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| 189 | }
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| 190 |
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| 191 | /*
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| 192 | * SCCI データ転送
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| 193 | * parameter1 hmcs: MSCハンドラ
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| 194 | * parameter2 mes: メッセージへのポインタ
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| 195 | * parameter3 lun: LUN#
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| 196 | * return BOT_TYPE
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| 197 | */
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| 198 | static BOT_TYPE
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| 199 | tusbhMscSCSITransfer(MSC_Handle_t *hmsc, uint8_t *mes, uint8_t lun)
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| 200 | {
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| 201 | TUSBH_Device_t *pdevice = hmsc->pDev;
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| 202 | TUSBH_Handle_t *phost;
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| 203 | BOT_TYPE status = BOT_BUSY;
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| 204 | TUSBH_ERCODE ercd = TUSBH_E_BUSY;
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| 205 | TUSBH_URBState_t URB_Status = mes[3];
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| 206 | uint8_t toggle = 0;
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| 207 |
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| 208 | phost = pdevice->pHost;
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| 209 | switch (hmsc->hbot.state){
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| 210 | case BOT_SEND_CBW:
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| 211 | hmsc->hbot.cbw.LUN = lun;
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| 212 | hmsc->hbot.state = BOT_SEND_CBW_WAIT;
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| 213 | tusbhBulkWrite(pdevice, (uint8_t *)&hmsc->hbot.cbw, BOT_CBW_LENGTH, hmsc->OutPipe);
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| 214 | break;
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| 215 |
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| 216 | case BOT_SEND_CBW_WAIT:
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| 217 | if(mes[0] != TUSBH_URB_EVENT)
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| 218 | break;
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| 219 | if(URB_Status == TUSBH_URB_DONE){
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| 220 | if(hmsc->hbot.cbw.DataTransferLength != 0){
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| 221 | if(((hmsc->hbot.cbw.Flags) & USB_REQUEST_DIR_MASK) == USB_DEVICE_TO_HOST){
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| 222 | /*
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| 223 | * BOT DATA INケース
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| 224 | */
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| 225 | tusbhBulkRead (pdevice, hmsc->hbot.pbuf, hmsc->InEpSize, hmsc->InPipe);
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| 226 | hmsc->hbot.state = BOT_DATA_IN_WAIT;
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| 227 | }
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| 228 | else{
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| 229 | /*
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| 230 | * BOT DATA OUTケース
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| 231 | */
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| 232 | tusbhBulkWrite(pdevice, hmsc->hbot.pbuf, hmsc->OutEpSize, hmsc->OutPipe);
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| 233 | hmsc->hbot.state = BOT_DATA_OUT_WAIT;
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| 234 | }
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| 235 | }
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| 236 | else{
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| 237 | /*
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| 238 | * ステータス通信ケース
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| 239 | */
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| 240 | tusbhBulkRead(pdevice, (uint8_t *)&hmsc->hbot.csw, BOT_CSW_LENGTH, hmsc->InPipe);
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| 241 | hmsc->hbot.state = BOT_RECEIVE_CSW_WAIT;
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| 242 | }
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| 243 | }
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| 244 | else if(URB_Status == TUSBH_URB_NOTREADY){
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| 245 | /*
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| 246 | * CBWを再送
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| 247 | */
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| 248 | hmsc->hbot.state = BOT_SEND_CBW;
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| 249 | tusbSendData(phost->process_event, TUSBH_CLASS_EVENT, pdevice->idx, 0, 0);
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| 250 | }
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| 251 | else if(URB_Status == TUSBH_URB_STALL){
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| 252 | /*
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| 253 | * Clear Fuature Out Endpoint(CBWSTALL)
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| 254 | */
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| 255 | ercd = tusbhClearFeature(pdevice, hmsc->OutEp);
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| 256 | if(ercd == TUSBH_E_OK){
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| 257 | toggle = tusbhHDGetToggle(phost, hmsc->OutPipe);
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| 258 | tusbhHDSetToggle(phost, hmsc->OutPipe, 1- toggle);
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| 259 | tusbhHDSetToggle(phost, hmsc->InPipe, 0);
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| 260 | /*
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| 261 | * Clear Fuature In Endpoint
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| 262 | */
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| 263 | ercd = tusbhClearFeature(pdevice, hmsc->InEp);
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| 264 | if(ercd == TUSBH_E_OK){
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| 265 | tusbhBulkRead(pdevice, (uint8_t *)&hmsc->hbot.csw, BOT_CSW_LENGTH, hmsc->InPipe);
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| 266 | hmsc->hbot.state = BOT_RECEIVE_CSW_WAIT;
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| 267 | }
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| 268 | else
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| 269 | hmsc->hbot.state = BOT_STATE_ERROR;
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| 270 | }
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| 271 | else
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| 272 | hmsc->hbot.state = BOT_STATE_ERROR;
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| 273 | tusbSendData(phost->process_event, TUSBH_CLASS_EVENT, pdevice->idx, 0, 0);
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| 274 | }
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| 275 | break;
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| 276 |
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| 277 | case BOT_DATA_IN_WAIT:
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| 278 | if(mes[0] != TUSBH_URB_EVENT)
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| 279 | break;
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| 280 | if(URB_Status == TUSBH_URB_DONE){
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| 281 | /*
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| 282 | * 受信データ長アップデート
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| 283 | */
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| 284 | if(hmsc->hbot.cbw.DataTransferLength > hmsc->InEpSize){
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| 285 | hmsc->hbot.pbuf += hmsc->InEpSize;
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| 286 | hmsc->hbot.cbw.DataTransferLength -= hmsc->InEpSize;
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| 287 | }
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| 288 | else
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| 289 | hmsc->hbot.cbw.DataTransferLength = 0;
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| 290 | if(hmsc->hbot.cbw.DataTransferLength > 0){
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| 291 | /*
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| 292 | * 次のパケット要求
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| 293 | */
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| 294 | tusbhBulkRead(pdevice, hmsc->hbot.pbuf, hmsc->InEpSize, hmsc->InPipe);
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| 295 | }
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| 296 | else{
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| 297 | /*
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| 298 | * 受信終了、CSW受信要求
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| 299 | */
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| 300 | tusbhBulkRead(pdevice, (uint8_t *)&hmsc->hbot.csw, BOT_CSW_LENGTH, hmsc->InPipe);
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| 301 | hmsc->hbot.state = BOT_RECEIVE_CSW_WAIT;
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| 302 | }
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| 303 | }
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| 304 | else if(URB_Status == TUSBH_URB_STALL){
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| 305 | /*
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| 306 | * Clear Fuature In Endpoint(受信STALL)
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| 307 | */
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| 308 | ercd = tusbhClearFeature(pdevice, hmsc->InEp);
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| 309 | if(ercd == TUSBH_E_OK){
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| 310 | tusbhBulkRead(pdevice, (uint8_t *)&hmsc->hbot.csw, BOT_CSW_LENGTH, hmsc->InPipe);
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| 311 | hmsc->hbot.state = BOT_RECEIVE_CSW_WAIT;
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| 312 | }
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| 313 | else
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| 314 | hmsc->hbot.state = BOT_STATE_ERROR;
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| 315 | tusbSendData(phost->process_event, TUSBH_CLASS_EVENT, pdevice->idx, 0, 0);
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| 316 | }
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| 317 | break;
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| 318 |
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| 319 | case BOT_DATA_OUT_WAIT:
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| 320 | if(mes[0] != TUSBH_URB_EVENT)
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| 321 | break;
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| 322 | if(URB_Status == TUSBH_URB_DONE){
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| 323 | /*
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| 324 | * 送信データ長アップデート
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| 325 | */
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| 326 | if(hmsc->hbot.cbw.DataTransferLength > hmsc->OutEpSize){
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| 327 | hmsc->hbot.pbuf += hmsc->OutEpSize;
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| 328 | hmsc->hbot.cbw.DataTransferLength -= hmsc->OutEpSize;
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| 329 | }
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| 330 | else
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| 331 | hmsc->hbot.cbw.DataTransferLength = 0;
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| 332 | if(hmsc->hbot.cbw.DataTransferLength > 0){
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| 333 | /*
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| 334 | * 次のパケット送信
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| 335 | */
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| 336 | tusbhBulkWrite(pdevice, hmsc->hbot.pbuf, hmsc->OutEpSize, hmsc->OutPipe);
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| 337 | }
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| 338 | else{
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| 339 | /*
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| 340 | * 送信終了、CSW受信要求
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| 341 | */
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| 342 | tusbhBulkRead(pdevice, (uint8_t *)&hmsc->hbot.csw, BOT_CSW_LENGTH, hmsc->InPipe);
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| 343 | hmsc->hbot.state = BOT_RECEIVE_CSW_WAIT;
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| 344 | }
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| 345 | }
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| 346 | else if(URB_Status == TUSBH_URB_NOTREADY){
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| 347 | /*
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| 348 | * 再送設定
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| 349 | */
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| 350 | tusbhBulkWrite(pdevice, hmsc->hbot.pbuf, hmsc->OutEpSize, hmsc->OutPipe);
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| 351 | hmsc->hbot.state = BOT_DATA_OUT_WAIT;
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| 352 | }
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| 353 | else if(URB_Status == TUSBH_URB_STALL){
|
---|
| 354 | /*
|
---|
| 355 | * Clear Fuature Out Endpoint(送信STALL)
|
---|
| 356 | */
|
---|
| 357 | ercd = tusbhClearFeature(pdevice, hmsc->OutEp);
|
---|
| 358 | if(ercd == TUSBH_E_OK){
|
---|
| 359 | toggle = tusbhHDGetToggle(phost, hmsc->OutPipe);
|
---|
| 360 | tusbhHDSetToggle(phost, hmsc->OutPipe, 1- toggle);
|
---|
| 361 | tusbhHDSetToggle(phost, hmsc->InPipe, 0);
|
---|
| 362 | /*
|
---|
| 363 | * Clear Fuature In Endpoint
|
---|
| 364 | */
|
---|
| 365 | ercd = tusbhClearFeature(pdevice, hmsc->InEp);
|
---|
| 366 | if(ercd == TUSBH_E_OK){
|
---|
| 367 | tusbhBulkRead(pdevice, (uint8_t *)&hmsc->hbot.csw, BOT_CSW_LENGTH, hmsc->InPipe);
|
---|
| 368 | hmsc->hbot.state = BOT_RECEIVE_CSW_WAIT;
|
---|
| 369 | }
|
---|
| 370 | else
|
---|
| 371 | hmsc->hbot.state = BOT_STATE_ERROR;
|
---|
| 372 | }
|
---|
| 373 | else
|
---|
| 374 | hmsc->hbot.state = BOT_STATE_ERROR;
|
---|
| 375 | tusbSendData(phost->process_event, TUSBH_CLASS_EVENT, pdevice->idx, 0, 0);
|
---|
| 376 | }
|
---|
| 377 | break;
|
---|
| 378 |
|
---|
| 379 | case BOT_RECEIVE_CSW_WAIT:
|
---|
| 380 | if(mes[0] != TUSBH_URB_EVENT)
|
---|
| 381 | break;
|
---|
| 382 | if(URB_Status == TUSBH_URB_DONE){
|
---|
| 383 | hmsc->hbot.state = BOT_SEND_CBW;
|
---|
| 384 | if(hmsc->hbot.csw.Signature != CSW_SIGNATURE)
|
---|
| 385 | status = BOT_ERROR;
|
---|
| 386 | else if(hmsc->hbot.csw.Status == 0)
|
---|
| 387 | status = BOT_OK;
|
---|
| 388 | else if(hmsc->hbot.csw.Status == 1){
|
---|
| 389 | #if 1 /* ROI DEBUG */
|
---|
| 390 | syslog_1(LOG_NOTICE, "## SBH_MSC_BOT_Process BOT_RECEIVE_CSW_WAIT ERROR CSW_Status(%d) ##", hmsc->hbot.csw.Status);
|
---|
| 391 | #endif /* ROI DEBUG */
|
---|
| 392 | status = BOT_SENSE;
|
---|
| 393 | }
|
---|
| 394 | else
|
---|
| 395 | status = BOT_ERROR;
|
---|
| 396 | tusbSendData(phost->process_event, TUSBH_CLASS_EVENT, pdevice->idx, 0, 0);
|
---|
| 397 | }
|
---|
| 398 | else if(URB_Status == TUSBH_URB_STALL){
|
---|
| 399 | /*
|
---|
| 400 | * Clear Fuature In Endpoint(CSW-STALL)
|
---|
| 401 | */
|
---|
| 402 | ercd = tusbhClearFeature(pdevice, hmsc->InEp);
|
---|
| 403 | if(ercd == TUSBH_E_OK){
|
---|
| 404 | tusbhBulkRead(pdevice, (uint8_t *)&hmsc->hbot.csw, BOT_CSW_LENGTH, hmsc->InPipe);
|
---|
| 405 | hmsc->hbot.state = BOT_RECEIVE_CSW_WAIT;
|
---|
| 406 | }
|
---|
| 407 | else
|
---|
| 408 | hmsc->hbot.state = BOT_STATE_ERROR;
|
---|
| 409 | tusbSendData (phost->process_event, TUSBH_CLASS_EVENT, pdevice->idx, 0, 0);
|
---|
| 410 | }
|
---|
| 411 | break;
|
---|
| 412 |
|
---|
| 413 | case BOT_STATE_ERROR:
|
---|
| 414 | BOT_REQUEST_RESET(pdevice);
|
---|
| 415 | hmsc->hbot.state = BOT_STATE_ERROR_WAIT;
|
---|
| 416 | break;
|
---|
| 417 |
|
---|
| 418 | case BOT_STATE_ERROR_WAIT:
|
---|
| 419 | if((ercd = tusbhControlWait(pdevice, mes)) == TUSBH_E_OK)
|
---|
| 420 | hmsc->hbot.state = BOT_SEND_CBW;
|
---|
| 421 | else if(ercd != TUSBH_E_BUSY && ercd != TUSBH_E_BUSY_URB)
|
---|
| 422 | status = BOT_ERROR;
|
---|
| 423 | break;
|
---|
| 424 |
|
---|
| 425 | default:
|
---|
| 426 | break;
|
---|
| 427 | }
|
---|
| 428 | return status;
|
---|
| 429 | }
|
---|
| 430 |
|
---|
| 431 | /*
|
---|
| 432 | * MSC SCSI Disk Initialize
|
---|
| 433 | * parameter1 hmcs: MSCハンドラ
|
---|
| 434 | * parameter2 lun: LUN#
|
---|
| 435 | * return TUSBH_E_BUSY
|
---|
| 436 | */
|
---|
| 437 | static TUSBH_ERCODE
|
---|
| 438 | tusbhMscSCSIDiskInitailize(MSC_Handle_t *hmsc, uint8_t *mes, uint8_t lun)
|
---|
| 439 | {
|
---|
| 440 | MSC_Unit_t *punit = &hmsc->unit[lun];
|
---|
| 441 | SCSI_Sense_t sense;
|
---|
| 442 | TUSBH_ERCODE status = TUSBH_E_OK;
|
---|
| 443 | BOT_TYPE bot_status = BOT_BUSY;
|
---|
| 444 |
|
---|
| 445 | switch (punit->state){
|
---|
| 446 | case MSC_UNIT_INIT:
|
---|
| 447 | syslog_1(LOG_NOTICE, "[MSC]LUN : #%d", lun);
|
---|
| 448 | punit->state = MSC_UNIT_READ_INQUIRY_WAIT;
|
---|
| 449 | status = tusbhMscSCSIInquiry(hmsc, lun);
|
---|
| 450 | case MSC_UNIT_READ_INQUIRY_WAIT:
|
---|
| 451 | bot_status = tusbhMscSCSITransfer(hmsc, mes, lun);
|
---|
| 452 | if(bot_status == BOT_OK){
|
---|
| 453 | /*
|
---|
| 454 | * INQUIRY情報取得
|
---|
| 455 | */
|
---|
| 456 | punit->DeviceType = hmsc->hbot.pbuf[0] & 0x1F;
|
---|
| 457 | punit->PeripheralQualifier = hmsc->hbot.pbuf[0] >> 5;
|
---|
| 458 | punit->RemovableMedia = (hmsc->hbot.pbuf[1] & 0x80)== 0x80;
|
---|
| 459 | tusbmemcpy(punit->vendor_id, &hmsc->hbot.pbuf[8], 8);
|
---|
| 460 | tusbmemcpy(punit->product_id, &hmsc->hbot.pbuf[16], 16);
|
---|
| 461 | tusbmemcpy(punit->revision_id, &hmsc->hbot.pbuf[32], 4);
|
---|
| 462 |
|
---|
| 463 | syslog_1(LOG_NOTICE, "[MSC]Inquiry Vendor : %s", punit->vendor_id);
|
---|
| 464 | syslog_1(LOG_NOTICE, "[MSC]Inquiry Product : %s", punit->product_id);
|
---|
| 465 | syslog_1(LOG_NOTICE, "[MSC]Inquiry Version : %s", punit->revision_id);
|
---|
| 466 | punit->state = MSC_UNIT_TEST_UNIT_READY_WAIT;
|
---|
| 467 | status = tusbhMscSCSITestUnitReady(hmsc, lun);
|
---|
| 468 | }
|
---|
| 469 | else if(bot_status == BOT_SENSE){
|
---|
| 470 | punit->state = MSC_UNIT_REQUEST_SENSE_WAIT;
|
---|
| 471 | punit->pre_state = MSC_UNIT_READ_INQUIRY_WAIT;
|
---|
| 472 | status = tusbhMscSCSIRequestSense(hmsc, lun);
|
---|
| 473 | }
|
---|
| 474 | else if(bot_status == BOT_ERROR){
|
---|
| 475 | punit->state = MSC_UNIT_ERROR;
|
---|
| 476 | }
|
---|
| 477 | else{
|
---|
| 478 | dly_tsk(10);
|
---|
| 479 | if(++hmsc->urb_wait > 500)
|
---|
| 480 | punit->state = MSC_UNIT_ERROR;
|
---|
| 481 | }
|
---|
| 482 | break;
|
---|
| 483 | case MSC_UNIT_TEST_UNIT_READY_WAIT:
|
---|
| 484 | bot_status = tusbhMscSCSITransfer(hmsc, mes, lun);
|
---|
| 485 | if(bot_status == BOT_OK){
|
---|
| 486 | syslog_1(LOG_NOTICE, "[MSC] Device ready(%d) !", lun);
|
---|
| 487 | punit->state = MSC_UNIT_READ_CAPACITY_WAIT;
|
---|
| 488 | status = tusbhMscSCSIReadCapacity(hmsc, lun);
|
---|
| 489 | }
|
---|
| 490 | else if(bot_status == BOT_SENSE){
|
---|
| 491 | if(hmsc->timer >= UNIT_READY_TIMEOUT){
|
---|
| 492 | syslog_1(LOG_NOTICE, "[MSC] Device NOT ready(%d) !", lun);
|
---|
| 493 | }
|
---|
| 494 | punit->state = MSC_UNIT_REQUEST_SENSE_WAIT;
|
---|
| 495 | punit->pre_state = MSC_UNIT_TEST_UNIT_READY_WAIT;
|
---|
| 496 | status = tusbhMscSCSIRequestSense(hmsc, lun);
|
---|
| 497 | }
|
---|
| 498 | else if(bot_status == BOT_ERROR){
|
---|
| 499 | punit->state = MSC_UNIT_ERROR;
|
---|
| 500 | }
|
---|
| 501 | else{
|
---|
| 502 | dly_tsk(10);
|
---|
| 503 | if(++hmsc->urb_wait > 500)
|
---|
| 504 | punit->state = MSC_UNIT_ERROR;
|
---|
| 505 | }
|
---|
| 506 | break;
|
---|
| 507 | case MSC_UNIT_READ_CAPACITY_WAIT:
|
---|
| 508 | bot_status = tusbhMscSCSITransfer(hmsc, mes, lun);
|
---|
| 509 | if(bot_status == BOT_OK){
|
---|
| 510 | /*
|
---|
| 511 | * ユニット容量を取得
|
---|
| 512 | */
|
---|
| 513 | punit->num_block = hmsc->hbot.pbuf[3] | (hmsc->hbot.pbuf[2] << 8) |
|
---|
| 514 | (hmsc->hbot.pbuf[1] << 16) | (hmsc->hbot.pbuf[0] << 24);
|
---|
| 515 | punit->block_size = hmsc->hbot.pbuf[7] | (hmsc->hbot.pbuf[6] << 8);
|
---|
| 516 | syslog_1(LOG_NOTICE, "[MSC] Device capacity : %u Bytes", \
|
---|
| 517 | (uint32_t)(punit->num_block * punit->block_size));
|
---|
| 518 | syslog_1(LOG_NOTICE, " Block number : %u", (uint32_t)(punit->num_block));
|
---|
| 519 | syslog_1(LOG_NOTICE, " Block Size : %u", (uint32_t)(punit->block_size));
|
---|
| 520 | punit->state = MSC_UNIT_IDLE;
|
---|
| 521 | hmsc->lun++;
|
---|
| 522 | }
|
---|
| 523 | else if(bot_status == BOT_SENSE){
|
---|
| 524 | punit->state = MSC_UNIT_REQUEST_SENSE_WAIT;
|
---|
| 525 | punit->pre_state = MSC_UNIT_READ_CAPACITY_WAIT;
|
---|
| 526 | status = tusbhMscSCSIRequestSense(hmsc, lun);
|
---|
| 527 | }
|
---|
| 528 | else if(bot_status == BOT_ERROR){
|
---|
| 529 | punit->state = MSC_UNIT_ERROR;
|
---|
| 530 | }
|
---|
| 531 | else{
|
---|
| 532 | dly_tsk(10);
|
---|
| 533 | if(++hmsc->urb_wait > 500)
|
---|
| 534 | punit->state = MSC_UNIT_ERROR;
|
---|
| 535 | }
|
---|
| 536 | break;
|
---|
| 537 | case MSC_UNIT_REQUEST_SENSE_WAIT:
|
---|
| 538 | bot_status = tusbhMscSCSITransfer(hmsc, mes, lun);
|
---|
| 539 | if(bot_status == BOT_OK){
|
---|
| 540 | sense.key = hmsc->hbot.pbuf[2] & 0x0F;
|
---|
| 541 | sense.asc = hmsc->hbot.pbuf[12];
|
---|
| 542 | sense.ascq = hmsc->hbot.pbuf[13];
|
---|
| 543 | if(sense.key == SCSI_SENSE_KEY_UNIT_ATTENTION || sense.key == SCSI_SENSE_KEY_NOT_READY){
|
---|
| 544 | if(hmsc->timer < UNIT_READY_TIMEOUT){
|
---|
| 545 | if(punit->pre_state == MSC_UNIT_READ_INQUIRY_WAIT){
|
---|
| 546 | punit->state = MSC_UNIT_READ_INQUIRY_WAIT;
|
---|
| 547 | status = tusbhMscSCSIInquiry(hmsc, lun);
|
---|
| 548 | break;
|
---|
| 549 | }
|
---|
| 550 | else if(punit->pre_state == MSC_UNIT_TEST_UNIT_READY_WAIT){
|
---|
| 551 | punit->state = MSC_UNIT_TEST_UNIT_READY_WAIT;
|
---|
| 552 | status = tusbhMscSCSITestUnitReady(hmsc, lun);
|
---|
| 553 | break;
|
---|
| 554 | }
|
---|
| 555 | else if(punit->pre_state == MSC_UNIT_READ_CAPACITY_WAIT){
|
---|
| 556 | punit->state = MSC_UNIT_READ_CAPACITY_WAIT;
|
---|
| 557 | status = tusbhMscSCSIReadCapacity(hmsc, lun);
|
---|
| 558 | break;
|
---|
| 559 | }
|
---|
| 560 | }
|
---|
| 561 | }
|
---|
| 562 | syslog_1(LOG_NOTICE, "[MSC] Sense Key : %x", sense.key);
|
---|
| 563 | syslog_1(LOG_NOTICE, "[MSC] Additional Sense Code : %x", sense.asc);
|
---|
| 564 | syslog_1(LOG_NOTICE, "[MSC] Additional Sense Code Qualifier: %x", sense.ascq);
|
---|
| 565 | punit->state = MSC_UNIT_IDLE;
|
---|
| 566 | lun++;
|
---|
| 567 | }
|
---|
| 568 | else if(bot_status == BOT_SENSE || bot_status == BOT_ERROR){
|
---|
| 569 | punit->state = MSC_UNIT_ERROR;
|
---|
| 570 | }
|
---|
| 571 | else{
|
---|
| 572 | dly_tsk(10);
|
---|
| 573 | if(++hmsc->urb_wait > 500)
|
---|
| 574 | punit->state = MSC_UNIT_ERROR;
|
---|
| 575 | }
|
---|
| 576 | break;
|
---|
| 577 | case MSC_UNIT_ERROR:
|
---|
| 578 | hmsc->lun++;
|
---|
| 579 | break;
|
---|
| 580 | default:
|
---|
| 581 | break;
|
---|
| 582 | }
|
---|
| 583 | return status;
|
---|
| 584 | }
|
---|
| 585 |
|
---|
| 586 |
|
---|
| 587 | /*
|
---|
| 588 | * MSCクラス初期設定
|
---|
| 589 | * parameter1 pdevice: デバイスハンドラ
|
---|
| 590 | * return TUSBH_ERCODE
|
---|
| 591 | */
|
---|
| 592 | static TUSBH_ERCODE
|
---|
| 593 | tusbhMSCInit(TUSBH_Device_t *pdevice)
|
---|
| 594 | {
|
---|
| 595 | uint8_t interface = 0;
|
---|
| 596 | TUSBH_ERCODE status = TUSBH_E_ERR ;
|
---|
| 597 | MSC_Handle_t *hmsc;
|
---|
| 598 | TUSBH_Handle_t *phost = pdevice->pHost;
|
---|
| 599 | uint8_t max_ep, i;
|
---|
| 600 |
|
---|
| 601 | interface = tusbhFindInterface(pdevice, pdevice->pClass->classCode, MSC_TRANSPARENT_SUBCLASS, MSC_BOT_PROTOCOL);
|
---|
| 602 |
|
---|
| 603 | if(interface == NO_INTERFACE){
|
---|
| 604 | syslog_1(LOG_ERROR, "[MSC] Cannot Find the interface for %s class.", pdevice->pClass->Name);
|
---|
| 605 | return TUSBH_E_ERR;
|
---|
| 606 | }
|
---|
| 607 | tusbhSelectInterface(pdevice, interface);
|
---|
| 608 |
|
---|
| 609 | hmsc = (MSC_Handle_t *)tusbmalloc(sizeof(MSC_Handle_t));
|
---|
| 610 | pdevice->pData = hmsc;
|
---|
| 611 | memset(hmsc, 0, sizeof(MSC_Handle_t));
|
---|
| 612 | max_ep = ((pdevice->ItfDesc[pdevice->sel_interface].bNumEndpoints <= 2) ?
|
---|
| 613 | pdevice->ItfDesc[pdevice->sel_interface].bNumEndpoints : 2);
|
---|
| 614 |
|
---|
| 615 | for(i = 0 ; i < max_ep; i++){
|
---|
| 616 | if(pdevice->EpDesc[pdevice->sel_interface][i].bEndpointAddress & 0x80){
|
---|
| 617 | hmsc->InEp = (pdevice->EpDesc[pdevice->sel_interface][i].bEndpointAddress);
|
---|
| 618 | hmsc->InEpSize = pdevice->EpDesc[pdevice->sel_interface][i].wMaxPacketSize;
|
---|
| 619 | hmsc->InPipe = tusbhAllocPipe(phost, hmsc->InEp);
|
---|
| 620 | }
|
---|
| 621 | else{
|
---|
| 622 | hmsc->OutEp = (pdevice->EpDesc[pdevice->sel_interface][i].bEndpointAddress);
|
---|
| 623 | hmsc->OutEpSize = pdevice->EpDesc[pdevice->sel_interface][i].wMaxPacketSize;
|
---|
| 624 | hmsc->OutPipe = tusbhAllocPipe(phost, hmsc->OutEp);
|
---|
| 625 | }
|
---|
| 626 | }
|
---|
| 627 | if(hmsc->OutPipe == 0 || hmsc->InPipe == 0)
|
---|
| 628 | return TUSBH_E_ERR;
|
---|
| 629 |
|
---|
| 630 | hmsc->lun = 0;
|
---|
| 631 | hmsc->state = MSC_PROCESS_INIT;
|
---|
| 632 | hmsc->urb_wait = 0;
|
---|
| 633 | hmsc->timer = 0;
|
---|
| 634 | hmsc->pDev = pdevice;
|
---|
| 635 |
|
---|
| 636 | hmsc->hbot.cbw.Signature = CBW_SIGNATURE;
|
---|
| 637 | hmsc->hbot.cbw.Tag = CBW_TAG;
|
---|
| 638 | hmsc->hbot.state = BOT_SEND_CBW;
|
---|
| 639 |
|
---|
| 640 | /*
|
---|
| 641 | * NSCチャネルオープン
|
---|
| 642 | */
|
---|
| 643 | tusbhOpenPipe(pdevice, hmsc->OutPipe, hmsc->OutEp, USB_EP_TYPE_BULK, hmsc->OutEpSize);
|
---|
| 644 | tusbhHDSetToggle(phost, hmsc->OutPipe, 0);
|
---|
| 645 | tusbhOpenPipe(pdevice, hmsc->InPipe, hmsc->InEp, USB_EP_TYPE_BULK, hmsc->InEpSize);
|
---|
| 646 | tusbhHDSetToggle(phost, hmsc->InPipe, 0);
|
---|
| 647 |
|
---|
| 648 | /*
|
---|
| 649 | * 最大LUNを取得
|
---|
| 650 | */
|
---|
| 651 | status = BOT_REQUEST_GETMAXLUN(pdevice, ((uint8_t *)&hmsc->hbot.data));
|
---|
| 652 | hmsc->max_lun = hmsc->hbot.data[0];
|
---|
| 653 |
|
---|
| 654 | /*
|
---|
| 655 | * NO SUPPORT受信の場合、0を設定
|
---|
| 656 | */
|
---|
| 657 | if(status == TUSBH_E_NOSPT){
|
---|
| 658 | hmsc->max_lun = 0;
|
---|
| 659 | status = TUSBH_E_OK;
|
---|
| 660 | }
|
---|
| 661 |
|
---|
| 662 | /*
|
---|
| 663 | * UNIT領域の初期化
|
---|
| 664 | */
|
---|
| 665 | if(status == TUSBH_E_OK){
|
---|
| 666 | uint32_t i;
|
---|
| 667 | hmsc->max_lun = (uint8_t )(hmsc->max_lun) + 1;
|
---|
| 668 | syslog_1(LOG_NOTICE, "[MSC] Number of supported LUN: %d", (int32_t)(hmsc->max_lun));
|
---|
| 669 |
|
---|
| 670 | for(i = 0; i < hmsc->max_lun; i++){
|
---|
| 671 | tusbmemset(&hmsc->unit[i], 0, sizeof(hmsc->unit));
|
---|
| 672 | hmsc->unit[i].state = MSC_UNIT_INIT;
|
---|
| 673 | }
|
---|
| 674 | }
|
---|
| 675 | pdevice->numUnit = hmsc->max_lun;
|
---|
| 676 | /* タイマースタート */
|
---|
| 677 | pdevice->timeid = pdevice->timecount = 100;
|
---|
| 678 | return TUSBH_E_OK;
|
---|
| 679 | }
|
---|
| 680 |
|
---|
| 681 | /*
|
---|
| 682 | * MSCクラス終了設定
|
---|
| 683 | * parameter1 pdevice: デバイスハンドラ
|
---|
| 684 | * return TUSBH_ERCODE
|
---|
| 685 | */
|
---|
| 686 | static TUSBH_ERCODE
|
---|
| 687 | tusbhMSCDeInit(TUSBH_Device_t *pdevice)
|
---|
| 688 | {
|
---|
| 689 | MSC_Handle_t *hmsc;
|
---|
| 690 | TUSBH_Handle_t *phost = pdevice->pHost;
|
---|
| 691 |
|
---|
| 692 | hmsc = (MSC_Handle_t *)pdevice->pData;
|
---|
| 693 | if(hmsc->OutPipe != 0){
|
---|
| 694 | tusbhClosePipe(pdevice, hmsc->OutPipe);
|
---|
| 695 | tusbFreePipe(phost, hmsc->OutPipe);
|
---|
| 696 | hmsc->OutPipe = 0;
|
---|
| 697 | }
|
---|
| 698 |
|
---|
| 699 | if(hmsc->InPipe != 0){
|
---|
| 700 | tusbhClosePipe(pdevice, hmsc->InPipe);
|
---|
| 701 | tusbFreePipe(phost, hmsc->InPipe);
|
---|
| 702 | hmsc->InPipe = 0;
|
---|
| 703 | }
|
---|
| 704 |
|
---|
| 705 | if(pdevice->pData != NULL){
|
---|
| 706 | tusbfree(pdevice->pData);
|
---|
| 707 | pdevice->pData = NULL;
|
---|
| 708 | }
|
---|
| 709 | return TUSBH_E_OK;
|
---|
| 710 | }
|
---|
| 711 |
|
---|
| 712 | /*
|
---|
| 713 | * MSCクラスプロセス実行
|
---|
| 714 | * parameter1 pdevice: デバイスハンドラ
|
---|
| 715 | * parameter2 mes: 通信メッセージへのポインタ
|
---|
| 716 | * return TUSBH_ERCODE
|
---|
| 717 | */
|
---|
| 718 | static TUSBH_ERCODE
|
---|
| 719 | tusbhMSCProcess(TUSBH_Device_t *pdevice, uint8_t *mes)
|
---|
| 720 | {
|
---|
| 721 | MSC_Handle_t *hmsc;
|
---|
| 722 | MSC_Unit_t *punit;
|
---|
| 723 | TUSBH_Handle_t *phost = pdevice->pHost;
|
---|
| 724 | TUSBH_ERCODE status = TUSBH_E_OK;
|
---|
| 725 | BOT_TYPE bot_status = BOT_BUSY;
|
---|
| 726 |
|
---|
| 727 | hmsc = (MSC_Handle_t *)pdevice->pData;
|
---|
| 728 | if(mes[0] == TUSBH_URB_EVENT){
|
---|
| 729 | hmsc->urb_wait = 0;
|
---|
| 730 | }
|
---|
| 731 | else if(mes[0] == TUSBH_TIME_EVENT){
|
---|
| 732 | hmsc->timer += mes[3];
|
---|
| 733 | pdevice->timecount = mes[3];
|
---|
| 734 | }
|
---|
| 735 | switch (hmsc->state){
|
---|
| 736 | case MSC_PROCESS_INIT:
|
---|
| 737 | if(hmsc->lun < hmsc->max_lun){
|
---|
| 738 | status = tusbhMscSCSIDiskInitailize(hmsc, mes, hmsc->lun);
|
---|
| 739 | tusbSendData(phost->process_event, TUSBH_CLASS_EVENT, pdevice->idx, 0, 0);
|
---|
| 740 | }
|
---|
| 741 | else{
|
---|
| 742 | hmsc->lun = 0;
|
---|
| 743 | hmsc->state = MSC_PROCESS_IDLE;
|
---|
| 744 | if(phost->usrcallback != NULL)
|
---|
| 745 | phost->usrcallback(phost, pdevice, HOST_USER_CLASS_ACTIVE);
|
---|
| 746 | }
|
---|
| 747 | break;
|
---|
| 748 | case MSC_PROCESS_READ_WAIT:
|
---|
| 749 | case MSC_PROCESS_WRITE_WAIT:
|
---|
| 750 | if(hmsc->lun >= hmsc->max_lun)
|
---|
| 751 | break;
|
---|
| 752 | punit = &hmsc->unit[hmsc->lun];
|
---|
| 753 | if(punit->rw_status == TUSBH_E_BUSY){
|
---|
| 754 | bot_status = tusbhMscSCSITransfer(hmsc, mes, hmsc->lun);
|
---|
| 755 | if(bot_status == BOT_SENSE){
|
---|
| 756 | hmsc->state = MSC_PROCESS_REQUEST_SENSE_WAIT;
|
---|
| 757 | tusbhMscSCSIRequestSense(hmsc, hmsc->lun);
|
---|
| 758 | tusbSendData( phost->process_event, TUSBH_CLASS_EVENT, pdevice->idx, 0, 0);
|
---|
| 759 | }
|
---|
| 760 | else if(bot_status == BOT_ERROR){
|
---|
| 761 | punit->rw_status = TUSBH_E_ERR;
|
---|
| 762 | }
|
---|
| 763 | else if(bot_status != BOT_BUSY){
|
---|
| 764 | punit->rw_status = TUSBH_E_OK;
|
---|
| 765 | if(punit->rw_taskid != 0)
|
---|
| 766 | tusbWakeup(punit->rw_taskid);
|
---|
| 767 | }
|
---|
| 768 | }
|
---|
| 769 | break;
|
---|
| 770 | case MSC_PROCESS_REQUEST_SENSE_WAIT:
|
---|
| 771 | if(hmsc->lun >= hmsc->max_lun)
|
---|
| 772 | break;
|
---|
| 773 | punit = &hmsc->unit[hmsc->lun];
|
---|
| 774 | if(punit->rw_status == TUSBH_E_BUSY){
|
---|
| 775 | bot_status = tusbhMscSCSITransfer(hmsc, mes, hmsc->lun);
|
---|
| 776 | if(bot_status == BOT_OK){
|
---|
| 777 | punit->rw_status = TUSBH_E_OK;
|
---|
| 778 | if(punit->rw_taskid != 0)
|
---|
| 779 | tusbWakeup(punit->rw_taskid);
|
---|
| 780 | }
|
---|
| 781 | else if(bot_status != BOT_BUSY){
|
---|
| 782 | punit->rw_status = TUSBH_E_ERR;
|
---|
| 783 | }
|
---|
| 784 | }
|
---|
| 785 | break;
|
---|
| 786 | case MSC_PROCESS_IDLE:
|
---|
| 787 | status = TUSBH_E_OK;
|
---|
| 788 | break;
|
---|
| 789 | default:
|
---|
| 790 | break;
|
---|
| 791 | }
|
---|
| 792 | return status;
|
---|
| 793 | }
|
---|
| 794 |
|
---|
| 795 | /*
|
---|
| 796 | * ユニット READY確認
|
---|
| 797 | * parameter1 phost: ホストハンドラ
|
---|
| 798 | * parameter2 lun: unit#
|
---|
| 799 | * return status: (0: not ready / 1: ready)
|
---|
| 800 | */
|
---|
| 801 | uint8_t
|
---|
| 802 | tusbhMscUnitIsReady(TUSBH_Handle_t *phost, uint8_t lun)
|
---|
| 803 | {
|
---|
| 804 | TUSBH_Device_t *pdevice = tusbhSearchDevice(phost, MSC_Class.classCode, &lun);
|
---|
| 805 | MSC_Handle_t *hmsc;
|
---|
| 806 |
|
---|
| 807 | if(pdevice == NULL)
|
---|
| 808 | return 0;
|
---|
| 809 | hmsc = (MSC_Handle_t *)pdevice->pData;
|
---|
| 810 |
|
---|
| 811 | if(pdevice->dstate == DEVICE_CLASS)
|
---|
| 812 | return (hmsc->unit[lun].state >= MSC_UNIT_IDLE);
|
---|
| 813 | else
|
---|
| 814 | return 0;
|
---|
| 815 | }
|
---|
| 816 |
|
---|
| 817 | /*
|
---|
| 818 | * ユニット情報を取得
|
---|
| 819 | * parameter1 phost: ホストハンドラ
|
---|
| 820 | * parameter2 lun: unit#
|
---|
| 821 | * parameter3 info: ユニット取得領域へのポインタ
|
---|
| 822 | * return TUSBH_ERCODE
|
---|
| 823 | */
|
---|
| 824 | TUSBH_ERCODE
|
---|
| 825 | tusbhMscGetLUNInfo(TUSBH_Handle_t *phost, uint8_t lun, MSC_Unit_t *info)
|
---|
| 826 | {
|
---|
| 827 | TUSBH_Device_t *pdevice = tusbhSearchDevice(phost, MSC_Class.classCode, &lun);
|
---|
| 828 | MSC_Handle_t *hmsc;
|
---|
| 829 |
|
---|
| 830 | if(pdevice == NULL)
|
---|
| 831 | return TUSBH_E_OBJ;
|
---|
| 832 | hmsc = (MSC_Handle_t *) pdevice->pData;
|
---|
| 833 |
|
---|
| 834 | if(pdevice->dstate == DEVICE_CLASS){
|
---|
| 835 | tusbmemcpy(info, &hmsc->unit[lun], sizeof(MSC_Unit_t));
|
---|
| 836 | return TUSBH_E_OK;
|
---|
| 837 | }
|
---|
| 838 | else
|
---|
| 839 | return TUSBH_E_OBJ;
|
---|
| 840 | }
|
---|
| 841 |
|
---|
| 842 | /*
|
---|
| 843 | * MSC BLOCK READ
|
---|
| 844 | * parameter1 phost: ホストハンドラ
|
---|
| 845 | * parameter2 lun: unit#
|
---|
| 846 | * parameter3 address: ユニットアドレス
|
---|
| 847 | * parameter4 pbuf: 受信データ領域へのポインタ
|
---|
| 848 | * parameter5 num: 受信ブロック数
|
---|
| 849 | * return TUSBH_ERCODE
|
---|
| 850 | */
|
---|
| 851 | TUSBH_ERCODE
|
---|
| 852 | tusbhMscRead(TUSBH_Handle_t *phost, uint8_t lun, uint32_t address, uint8_t *pbuf, uint32_t num)
|
---|
| 853 | {
|
---|
| 854 | TUSBH_Device_t *pdevice = tusbhSearchDevice(phost, MSC_Class.classCode, &lun);
|
---|
| 855 | MSC_Handle_t *hmsc;
|
---|
| 856 | TUSBH_ERCODE status = TUSBH_E_BUSY;
|
---|
| 857 | uint32_t i;
|
---|
| 858 |
|
---|
| 859 | if(pdevice != NULL){
|
---|
| 860 | hmsc = pdevice->pData;
|
---|
| 861 | if(pdevice->dstate != DEVICE_CLASS || hmsc->unit[lun].state != MSC_UNIT_IDLE)
|
---|
| 862 | return TUSBH_E_OBJ;
|
---|
| 863 | }
|
---|
| 864 | else
|
---|
| 865 | return TUSBH_E_OBJ;
|
---|
| 866 | if(lun >= hmsc->max_lun)
|
---|
| 867 | return TUSBH_E_PAR;
|
---|
| 868 |
|
---|
| 869 | hmsc->state = MSC_PROCESS_READ_WAIT;
|
---|
| 870 | hmsc->unit[lun].rw_status = TUSBH_E_BUSY;
|
---|
| 871 | hmsc->unit[lun].rw_taskid = tusbGetTaskID();
|
---|
| 872 | hmsc->unit[lun].state = MSC_UNIT_READ_WAIT;
|
---|
| 873 | hmsc->lun = lun;
|
---|
| 874 |
|
---|
| 875 | /*
|
---|
| 876 | * BLOCK READ CBW設定
|
---|
| 877 | */
|
---|
| 878 | hmsc->hbot.cbw.DataTransferLength = num * 512;
|
---|
| 879 | hmsc->hbot.cbw.Flags = USB_DEVICE_TO_HOST;
|
---|
| 880 | hmsc->hbot.cbw.CBLength = CBW_LENGTH;
|
---|
| 881 | tusbmemset(hmsc->hbot.cbw.CB, 0, CBW_CB_LENGTH);
|
---|
| 882 | hmsc->hbot.cbw.CB[0] = OPCODE_READ10;
|
---|
| 883 |
|
---|
| 884 | hmsc->hbot.cbw.CB[2] = (address >> 24) & 0xff;
|
---|
| 885 | hmsc->hbot.cbw.CB[3] = (address >> 16) & 0xff;
|
---|
| 886 | hmsc->hbot.cbw.CB[4] = (address >> 8) & 0xff;
|
---|
| 887 | hmsc->hbot.cbw.CB[5] = address & 0xff;
|
---|
| 888 |
|
---|
| 889 | hmsc->hbot.cbw.CB[7] = (num >> 8) & 0xff;
|
---|
| 890 | hmsc->hbot.cbw.CB[8] = num & 0xff;
|
---|
| 891 |
|
---|
| 892 | hmsc->hbot.state = BOT_SEND_CBW;
|
---|
| 893 | hmsc->hbot.pbuf = pbuf;
|
---|
| 894 | tusbSendData(phost->process_event, TUSBH_CLASS_EVENT, pdevice->idx, 0, 0);
|
---|
| 895 |
|
---|
| 896 | for(i = 0 ; i < (num * 1000) ; i++){
|
---|
| 897 | tusbSleep(50);
|
---|
| 898 | if((status = hmsc->unit[lun].rw_status) != TUSBH_E_BUSY)
|
---|
| 899 | break;
|
---|
| 900 | }
|
---|
| 901 | if(status == TUSBH_E_BUSY)
|
---|
| 902 | status = TUSBH_E_TMOUT;
|
---|
| 903 | hmsc->unit[lun].rw_taskid = 0;
|
---|
| 904 | hmsc->unit[lun].state = MSC_UNIT_IDLE;
|
---|
| 905 | hmsc->state = MSC_PROCESS_IDLE;
|
---|
| 906 | return status;
|
---|
| 907 | }
|
---|
| 908 |
|
---|
| 909 | /*
|
---|
| 910 | * MSC BLOCK WRITE
|
---|
| 911 | * parameter1 phost: ホストハンドラ
|
---|
| 912 | * parameter2 lun: unit#
|
---|
| 913 | * parameter3 address: ユニットアドレス
|
---|
| 914 | * parameter4 pbuf: 送信データ領域へのポインタ
|
---|
| 915 | * parameter5 num: 送信ブロック数
|
---|
| 916 | * return TUSBH_ERCODE
|
---|
| 917 | */
|
---|
| 918 | TUSBH_ERCODE
|
---|
| 919 | tusbhMscWrite(TUSBH_Handle_t *phost, uint8_t lun, uint32_t address, uint8_t *pbuf, uint32_t num)
|
---|
| 920 | {
|
---|
| 921 | TUSBH_Device_t *pdevice = tusbhSearchDevice(phost, MSC_Class.classCode, &lun);
|
---|
| 922 | MSC_Handle_t *hmsc;
|
---|
| 923 | TUSBH_ERCODE status = TUSBH_E_BUSY;
|
---|
| 924 | uint32_t i;
|
---|
| 925 |
|
---|
| 926 | if(pdevice != NULL){
|
---|
| 927 | hmsc = pdevice->pData;
|
---|
| 928 | if(pdevice->dstate != DEVICE_CLASS || hmsc->unit[lun].state != MSC_UNIT_IDLE)
|
---|
| 929 | return TUSBH_E_OBJ;
|
---|
| 930 | }
|
---|
| 931 | else
|
---|
| 932 | return TUSBH_E_OBJ;
|
---|
| 933 | if(lun >= hmsc->max_lun)
|
---|
| 934 | return TUSBH_E_PAR;
|
---|
| 935 |
|
---|
| 936 | hmsc->state = MSC_PROCESS_WRITE_WAIT;
|
---|
| 937 | hmsc->unit[lun].rw_taskid = tusbGetTaskID();
|
---|
| 938 | hmsc->unit[lun].rw_status = TUSBH_E_BUSY;
|
---|
| 939 | hmsc->unit[lun].state = MSC_UNIT_WRITE_WAIT;
|
---|
| 940 | hmsc->lun = lun;
|
---|
| 941 |
|
---|
| 942 | /*
|
---|
| 943 | * BLOCK WRITE CBW設定
|
---|
| 944 | */
|
---|
| 945 | hmsc->hbot.cbw.DataTransferLength = num * 512;
|
---|
| 946 | hmsc->hbot.cbw.Flags = USB_HOST_TO_DEVICE;
|
---|
| 947 | hmsc->hbot.cbw.CBLength = CBW_LENGTH;
|
---|
| 948 | tusbmemset(hmsc->hbot.cbw.CB, 0, CBW_CB_LENGTH);
|
---|
| 949 | hmsc->hbot.cbw.CB[0] = OPCODE_WRITE10;
|
---|
| 950 |
|
---|
| 951 | hmsc->hbot.cbw.CB[2] = (address >> 24) & 0xff;
|
---|
| 952 | hmsc->hbot.cbw.CB[3] = (address >> 16) & 0xff;
|
---|
| 953 | hmsc->hbot.cbw.CB[4] = (address >> 8) & 0xff;
|
---|
| 954 | hmsc->hbot.cbw.CB[5] = (((uint8_t*)&address)[0]);
|
---|
| 955 |
|
---|
| 956 | hmsc->hbot.cbw.CB[7] = (num >> 8) & 0xff;
|
---|
| 957 | hmsc->hbot.cbw.CB[8] = num & 0xff;
|
---|
| 958 |
|
---|
| 959 | hmsc->hbot.state = BOT_SEND_CBW;
|
---|
| 960 | hmsc->hbot.pbuf = pbuf;
|
---|
| 961 | tusbSendData(phost->process_event, TUSBH_CLASS_EVENT, pdevice->idx, 0, 0);
|
---|
| 962 |
|
---|
| 963 | for(i = 0 ; i < (num * 1000) ; i++){
|
---|
| 964 | tusbSleep(50);
|
---|
| 965 | if((status = hmsc->unit[lun].rw_status) != TUSBH_E_BUSY)
|
---|
| 966 | break;
|
---|
| 967 | }
|
---|
| 968 | if(status == TUSBH_E_BUSY)
|
---|
| 969 | status = TUSBH_E_TMOUT;
|
---|
| 970 | hmsc->unit[lun].rw_taskid = 0;
|
---|
| 971 | hmsc->unit[lun].state = MSC_UNIT_IDLE;
|
---|
| 972 | hmsc->state = MSC_PROCESS_IDLE;
|
---|
| 973 | return status;
|
---|
| 974 | }
|
---|
| 975 |
|
---|
| 976 |
|
---|