Peter Barrett氏のBlueUSBにMIDI USB HOST機能を加えたサンプルプログラムです。KORG nanoKEYなどのUSB MIDIストリームをシリアルMIDI(Serial TX p9)にブリッジします。動作確認はKORG nanoKEY、AKAI LPK-25、EDIROL PC-50のみです。
AutoEvents.cpp@0:79620c558b0c, 2012-05-11 (annotated)
- Committer:
- radiojunkbox
- Date:
- Fri May 11 10:05:40 2012 +0000
- Revision:
- 0:79620c558b0c
Rev. 1.0
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
radiojunkbox | 0:79620c558b0c | 1 | |
radiojunkbox | 0:79620c558b0c | 2 | /* |
radiojunkbox | 0:79620c558b0c | 3 | Copyright (c) 2010 Peter Barrett |
radiojunkbox | 0:79620c558b0c | 4 | |
radiojunkbox | 0:79620c558b0c | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy |
radiojunkbox | 0:79620c558b0c | 6 | of this software and associated documentation files (the "Software"), to deal |
radiojunkbox | 0:79620c558b0c | 7 | in the Software without restriction, including without limitation the rights |
radiojunkbox | 0:79620c558b0c | 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
radiojunkbox | 0:79620c558b0c | 9 | copies of the Software, and to permit persons to whom the Software is |
radiojunkbox | 0:79620c558b0c | 10 | furnished to do so, subject to the following conditions: |
radiojunkbox | 0:79620c558b0c | 11 | |
radiojunkbox | 0:79620c558b0c | 12 | The above copyright notice and this permission notice shall be included in |
radiojunkbox | 0:79620c558b0c | 13 | all copies or substantial portions of the Software. |
radiojunkbox | 0:79620c558b0c | 14 | |
radiojunkbox | 0:79620c558b0c | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
radiojunkbox | 0:79620c558b0c | 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
radiojunkbox | 0:79620c558b0c | 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
radiojunkbox | 0:79620c558b0c | 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
radiojunkbox | 0:79620c558b0c | 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
radiojunkbox | 0:79620c558b0c | 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
radiojunkbox | 0:79620c558b0c | 21 | THE SOFTWARE. |
radiojunkbox | 0:79620c558b0c | 22 | */ |
radiojunkbox | 0:79620c558b0c | 23 | |
radiojunkbox | 0:79620c558b0c | 24 | /* |
radiojunkbox | 0:79620c558b0c | 25 | May 11 2012 RadioJunkBox : added MIDI USB support |
radiojunkbox | 0:79620c558b0c | 26 | */ |
radiojunkbox | 0:79620c558b0c | 27 | |
radiojunkbox | 0:79620c558b0c | 28 | #include "mbed.h" |
radiojunkbox | 0:79620c558b0c | 29 | #include "USBHost.h" |
radiojunkbox | 0:79620c558b0c | 30 | #include "Utils.h" |
radiojunkbox | 0:79620c558b0c | 31 | |
radiojunkbox | 0:79620c558b0c | 32 | #define AUTOEVT(_class,_subclass,_protocol) (((_class) << 16) | ((_subclass) << 8) | _protocol) |
radiojunkbox | 0:79620c558b0c | 33 | #define AUTO_KEYBOARD AUTOEVT(CLASS_HID,1,1) |
radiojunkbox | 0:79620c558b0c | 34 | #define AUTO_MOUSE AUTOEVT(CLASS_HID,1,2) |
radiojunkbox | 0:79620c558b0c | 35 | |
radiojunkbox | 0:79620c558b0c | 36 | u8 auto_mouse[4]; // buttons,dx,dy,scroll |
radiojunkbox | 0:79620c558b0c | 37 | u8 auto_keyboard[8]; // modifiers,reserved,keycode1..keycode6 |
radiojunkbox | 0:79620c558b0c | 38 | u8 auto_joystick[4]; // x,y,buttons,throttle |
radiojunkbox | 0:79620c558b0c | 39 | |
radiojunkbox | 0:79620c558b0c | 40 | void AutoEventCallback(int device, int endpoint, int status, u8* data, int len, void* userData) |
radiojunkbox | 0:79620c558b0c | 41 | { |
radiojunkbox | 0:79620c558b0c | 42 | int evt = (int)userData; |
radiojunkbox | 0:79620c558b0c | 43 | switch (evt) |
radiojunkbox | 0:79620c558b0c | 44 | { |
radiojunkbox | 0:79620c558b0c | 45 | case AUTO_KEYBOARD: |
radiojunkbox | 0:79620c558b0c | 46 | printf("AUTO_KEYBOARD "); |
radiojunkbox | 0:79620c558b0c | 47 | break; |
radiojunkbox | 0:79620c558b0c | 48 | case AUTO_MOUSE: |
radiojunkbox | 0:79620c558b0c | 49 | printf("AUTO_MOUSE "); |
radiojunkbox | 0:79620c558b0c | 50 | break; |
radiojunkbox | 0:79620c558b0c | 51 | default: |
radiojunkbox | 0:79620c558b0c | 52 | printf("HUH "); |
radiojunkbox | 0:79620c558b0c | 53 | } |
radiojunkbox | 0:79620c558b0c | 54 | printfBytes("data",data,len); |
radiojunkbox | 0:79620c558b0c | 55 | USBInterruptTransfer(device,endpoint,data,len,AutoEventCallback,userData); |
radiojunkbox | 0:79620c558b0c | 56 | } |
radiojunkbox | 0:79620c558b0c | 57 | |
radiojunkbox | 0:79620c558b0c | 58 | // Establish transfers for interrupt events |
radiojunkbox | 0:79620c558b0c | 59 | void AddAutoEvent(int device, InterfaceDescriptor* id, EndpointDescriptor* ed) |
radiojunkbox | 0:79620c558b0c | 60 | { |
radiojunkbox | 0:79620c558b0c | 61 | if ((ed->bmAttributes & 3) != ENDPOINT_INTERRUPT || !(ed->bEndpointAddress & 0x80)) |
radiojunkbox | 0:79620c558b0c | 62 | return; |
radiojunkbox | 0:79620c558b0c | 63 | |
radiojunkbox | 0:79620c558b0c | 64 | // Make automatic interrupt enpoints for known devices |
radiojunkbox | 0:79620c558b0c | 65 | u32 evt = AUTOEVT(id->bInterfaceClass,id->bInterfaceSubClass,id->bInterfaceProtocol); |
radiojunkbox | 0:79620c558b0c | 66 | u8* dst = 0; |
radiojunkbox | 0:79620c558b0c | 67 | int len; |
radiojunkbox | 0:79620c558b0c | 68 | switch (evt) |
radiojunkbox | 0:79620c558b0c | 69 | { |
radiojunkbox | 0:79620c558b0c | 70 | case AUTO_MOUSE: |
radiojunkbox | 0:79620c558b0c | 71 | dst = auto_mouse; |
radiojunkbox | 0:79620c558b0c | 72 | len = sizeof(auto_mouse); |
radiojunkbox | 0:79620c558b0c | 73 | break; |
radiojunkbox | 0:79620c558b0c | 74 | case AUTO_KEYBOARD: |
radiojunkbox | 0:79620c558b0c | 75 | dst = auto_keyboard; |
radiojunkbox | 0:79620c558b0c | 76 | len = sizeof(auto_keyboard); |
radiojunkbox | 0:79620c558b0c | 77 | break; |
radiojunkbox | 0:79620c558b0c | 78 | default: |
radiojunkbox | 0:79620c558b0c | 79 | printf("Interrupt endpoint %02X %08X\n",ed->bEndpointAddress,evt); |
radiojunkbox | 0:79620c558b0c | 80 | break; |
radiojunkbox | 0:79620c558b0c | 81 | } |
radiojunkbox | 0:79620c558b0c | 82 | if (dst) |
radiojunkbox | 0:79620c558b0c | 83 | { |
radiojunkbox | 0:79620c558b0c | 84 | printf("Auto Event for %02X %08X\n",ed->bEndpointAddress,evt); |
radiojunkbox | 0:79620c558b0c | 85 | USBInterruptTransfer(device,ed->bEndpointAddress,dst,len,AutoEventCallback,(void*)evt); |
radiojunkbox | 0:79620c558b0c | 86 | } |
radiojunkbox | 0:79620c558b0c | 87 | } |
radiojunkbox | 0:79620c558b0c | 88 | |
radiojunkbox | 0:79620c558b0c | 89 | void PrintString(int device, int i) |
radiojunkbox | 0:79620c558b0c | 90 | { |
radiojunkbox | 0:79620c558b0c | 91 | u8 buffer[256]; |
radiojunkbox | 0:79620c558b0c | 92 | int le = GetDescriptor(device,DESCRIPTOR_TYPE_STRING,i,buffer,255); |
radiojunkbox | 0:79620c558b0c | 93 | if (le < 0) |
radiojunkbox | 0:79620c558b0c | 94 | return; |
radiojunkbox | 0:79620c558b0c | 95 | char* dst = (char*)buffer; |
radiojunkbox | 0:79620c558b0c | 96 | for (int j = 2; j < le; j += 2) |
radiojunkbox | 0:79620c558b0c | 97 | *dst++ = buffer[j]; |
radiojunkbox | 0:79620c558b0c | 98 | *dst = 0; |
radiojunkbox | 0:79620c558b0c | 99 | printf("%d:%s\n",i,(const char*)buffer); |
radiojunkbox | 0:79620c558b0c | 100 | } |
radiojunkbox | 0:79620c558b0c | 101 | |
radiojunkbox | 0:79620c558b0c | 102 | // Walk descriptors and create endpoints for a given device |
radiojunkbox | 0:79620c558b0c | 103 | int StartAutoEvent(int device, int configuration, int interfaceNumber) |
radiojunkbox | 0:79620c558b0c | 104 | { |
radiojunkbox | 0:79620c558b0c | 105 | u8 buffer[255]; |
radiojunkbox | 0:79620c558b0c | 106 | int err = GetDescriptor(device,DESCRIPTOR_TYPE_CONFIGURATION,0,buffer,255); |
radiojunkbox | 0:79620c558b0c | 107 | if (err < 0) |
radiojunkbox | 0:79620c558b0c | 108 | return err; |
radiojunkbox | 0:79620c558b0c | 109 | |
radiojunkbox | 0:79620c558b0c | 110 | int len = buffer[2] | (buffer[3] << 8); |
radiojunkbox | 0:79620c558b0c | 111 | u8* d = buffer; |
radiojunkbox | 0:79620c558b0c | 112 | u8* end = d + len; |
radiojunkbox | 0:79620c558b0c | 113 | while (d < end) |
radiojunkbox | 0:79620c558b0c | 114 | { |
radiojunkbox | 0:79620c558b0c | 115 | if (d[1] == DESCRIPTOR_TYPE_INTERFACE) |
radiojunkbox | 0:79620c558b0c | 116 | { |
radiojunkbox | 0:79620c558b0c | 117 | InterfaceDescriptor* id = (InterfaceDescriptor*)d; |
radiojunkbox | 0:79620c558b0c | 118 | if (id->bInterfaceNumber == interfaceNumber) |
radiojunkbox | 0:79620c558b0c | 119 | { |
radiojunkbox | 0:79620c558b0c | 120 | d += d[0]; |
radiojunkbox | 0:79620c558b0c | 121 | while (d < end && d[1] != DESCRIPTOR_TYPE_INTERFACE) |
radiojunkbox | 0:79620c558b0c | 122 | { |
radiojunkbox | 0:79620c558b0c | 123 | if (d[1] == DESCRIPTOR_TYPE_ENDPOINT) |
radiojunkbox | 0:79620c558b0c | 124 | AddAutoEvent(device,id,(EndpointDescriptor*)d); |
radiojunkbox | 0:79620c558b0c | 125 | d += d[0]; |
radiojunkbox | 0:79620c558b0c | 126 | } |
radiojunkbox | 0:79620c558b0c | 127 | } |
radiojunkbox | 0:79620c558b0c | 128 | } |
radiojunkbox | 0:79620c558b0c | 129 | d += d[0]; |
radiojunkbox | 0:79620c558b0c | 130 | } |
radiojunkbox | 0:79620c558b0c | 131 | return 0; |
radiojunkbox | 0:79620c558b0c | 132 | } |
radiojunkbox | 0:79620c558b0c | 133 | |
radiojunkbox | 0:79620c558b0c | 134 | // Implemented in main.cpp |
radiojunkbox | 0:79620c558b0c | 135 | int OnDiskInsert(int device); |
radiojunkbox | 0:79620c558b0c | 136 | |
radiojunkbox | 0:79620c558b0c | 137 | // Implemented in TestShell.cpp |
radiojunkbox | 0:79620c558b0c | 138 | int OnBluetoothInsert(int device); |
radiojunkbox | 0:79620c558b0c | 139 | |
radiojunkbox | 0:79620c558b0c | 140 | // Added by RadioJunkBox ------------------------------------ |
radiojunkbox | 0:79620c558b0c | 141 | // Implemented in MidiUSB.cpp |
radiojunkbox | 0:79620c558b0c | 142 | int OnMidiInsert(int device); |
radiojunkbox | 0:79620c558b0c | 143 | // ----------------------------------------------------------- |
radiojunkbox | 0:79620c558b0c | 144 | |
radiojunkbox | 0:79620c558b0c | 145 | void OnLoadDevice(int device, DeviceDescriptor* deviceDesc, InterfaceDescriptor* interfaceDesc) |
radiojunkbox | 0:79620c558b0c | 146 | { |
radiojunkbox | 0:79620c558b0c | 147 | printf("LoadDevice %d %02X:%02X:%02X\n",device,interfaceDesc->bInterfaceClass,interfaceDesc->bInterfaceSubClass,interfaceDesc->bInterfaceProtocol); |
radiojunkbox | 0:79620c558b0c | 148 | char s[128]; |
radiojunkbox | 0:79620c558b0c | 149 | for (int i = 1; i < 3; i++) |
radiojunkbox | 0:79620c558b0c | 150 | { |
radiojunkbox | 0:79620c558b0c | 151 | if (GetString(device,i,s,sizeof(s)) < 0) |
radiojunkbox | 0:79620c558b0c | 152 | break; |
radiojunkbox | 0:79620c558b0c | 153 | printf("%d: %s\n",i,s); |
radiojunkbox | 0:79620c558b0c | 154 | } |
radiojunkbox | 0:79620c558b0c | 155 | |
radiojunkbox | 0:79620c558b0c | 156 | switch (interfaceDesc->bInterfaceClass) |
radiojunkbox | 0:79620c558b0c | 157 | { |
radiojunkbox | 0:79620c558b0c | 158 | case CLASS_MASS_STORAGE: |
radiojunkbox | 0:79620c558b0c | 159 | if (interfaceDesc->bInterfaceSubClass == 0x06 && interfaceDesc->bInterfaceProtocol == 0x50) |
radiojunkbox | 0:79620c558b0c | 160 | OnDiskInsert(device); // it's SCSI! |
radiojunkbox | 0:79620c558b0c | 161 | break; |
radiojunkbox | 0:79620c558b0c | 162 | case CLASS_WIRELESS_CONTROLLER: |
radiojunkbox | 0:79620c558b0c | 163 | if (interfaceDesc->bInterfaceSubClass == 0x01 && interfaceDesc->bInterfaceProtocol == 0x01) |
radiojunkbox | 0:79620c558b0c | 164 | OnBluetoothInsert(device); // it's bluetooth! |
radiojunkbox | 0:79620c558b0c | 165 | break; |
radiojunkbox | 0:79620c558b0c | 166 | // Added by RadioJunkBox ------------------------------------ |
radiojunkbox | 0:79620c558b0c | 167 | case CLASS_AUDIO: |
radiojunkbox | 0:79620c558b0c | 168 | if (interfaceDesc->bInterfaceSubClass == 0x03 && interfaceDesc->bInterfaceProtocol == 0x00) |
radiojunkbox | 0:79620c558b0c | 169 | OnMidiInsert(device); // it's MIDI! |
radiojunkbox | 0:79620c558b0c | 170 | break; |
radiojunkbox | 0:79620c558b0c | 171 | case CLASS_VENDOR_SPECIFIC: |
radiojunkbox | 0:79620c558b0c | 172 | if (interfaceDesc->bInterfaceSubClass == 0x03 && interfaceDesc->bInterfaceProtocol == 0x00) |
radiojunkbox | 0:79620c558b0c | 173 | OnMidiInsert(device); // it's MIDI! (EDIROL PC-50) |
radiojunkbox | 0:79620c558b0c | 174 | break; |
radiojunkbox | 0:79620c558b0c | 175 | // ---------------------------------------------------------- |
radiojunkbox | 0:79620c558b0c | 176 | default: |
radiojunkbox | 0:79620c558b0c | 177 | StartAutoEvent(device,1,0); |
radiojunkbox | 0:79620c558b0c | 178 | break; |
radiojunkbox | 0:79620c558b0c | 179 | } |
radiojunkbox | 0:79620c558b0c | 180 | } |