Radio Junk Box / Mbed 2 deprecated KAMUI_USBHOST_MIDI-CV_Example

KAMUI USB HOST MIDI-CV Example based on Peter Barrett's BlueUSB

Dependencies:   TextLCD mbed

AutoEvents.cpp@0:3b4e3e2ec6a5, 2012-05-11 (annotated)

Committer:
radiojunkbox
Date:
Fri May 11 15:31:59 2012 +0000
Revision:
0:3b4e3e2ec6a5
Rev. 0.1 alfa

Who changed what in which revision?

UserRevisionLine numberNew contents of line
radiojunkbox 0:3b4e3e2ec6a5 1
radiojunkbox 0:3b4e3e2ec6a5 2 /*
radiojunkbox 0:3b4e3e2ec6a5 3 Copyright (c) 2010 Peter Barrett
radiojunkbox 0:3b4e3e2ec6a5 4
radiojunkbox 0:3b4e3e2ec6a5 5 Permission is hereby granted, free of charge, to any person obtaining a copy
radiojunkbox 0:3b4e3e2ec6a5 6 of this software and associated documentation files (the "Software"), to deal
radiojunkbox 0:3b4e3e2ec6a5 7 in the Software without restriction, including without limitation the rights
radiojunkbox 0:3b4e3e2ec6a5 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
radiojunkbox 0:3b4e3e2ec6a5 9 copies of the Software, and to permit persons to whom the Software is
radiojunkbox 0:3b4e3e2ec6a5 10 furnished to do so, subject to the following conditions:
radiojunkbox 0:3b4e3e2ec6a5 11
radiojunkbox 0:3b4e3e2ec6a5 12 The above copyright notice and this permission notice shall be included in
radiojunkbox 0:3b4e3e2ec6a5 13 all copies or substantial portions of the Software.
radiojunkbox 0:3b4e3e2ec6a5 14
radiojunkbox 0:3b4e3e2ec6a5 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
radiojunkbox 0:3b4e3e2ec6a5 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
radiojunkbox 0:3b4e3e2ec6a5 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
radiojunkbox 0:3b4e3e2ec6a5 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
radiojunkbox 0:3b4e3e2ec6a5 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
radiojunkbox 0:3b4e3e2ec6a5 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
radiojunkbox 0:3b4e3e2ec6a5 21 THE SOFTWARE.
radiojunkbox 0:3b4e3e2ec6a5 22 */
radiojunkbox 0:3b4e3e2ec6a5 23
radiojunkbox 0:3b4e3e2ec6a5 24 /*
radiojunkbox 0:3b4e3e2ec6a5 25 May 11 2012 RadioJunkBox : added MIDI USB support
radiojunkbox 0:3b4e3e2ec6a5 26 */
radiojunkbox 0:3b4e3e2ec6a5 27
radiojunkbox 0:3b4e3e2ec6a5 28 #include "mbed.h"
radiojunkbox 0:3b4e3e2ec6a5 29 #include "USBHost.h"
radiojunkbox 0:3b4e3e2ec6a5 30 #include "Utils.h"
radiojunkbox 0:3b4e3e2ec6a5 31
radiojunkbox 0:3b4e3e2ec6a5 32 #define AUTOEVT(_class,_subclass,_protocol) (((_class) << 16) | ((_subclass) << 8) | _protocol)
radiojunkbox 0:3b4e3e2ec6a5 33 #define AUTO_KEYBOARD AUTOEVT(CLASS_HID,1,1)
radiojunkbox 0:3b4e3e2ec6a5 34 #define AUTO_MOUSE AUTOEVT(CLASS_HID,1,2)
radiojunkbox 0:3b4e3e2ec6a5 35
radiojunkbox 0:3b4e3e2ec6a5 36 u8 auto_mouse[4]; // buttons,dx,dy,scroll
radiojunkbox 0:3b4e3e2ec6a5 37 u8 auto_keyboard[8]; // modifiers,reserved,keycode1..keycode6
radiojunkbox 0:3b4e3e2ec6a5 38 u8 auto_joystick[4]; // x,y,buttons,throttle
radiojunkbox 0:3b4e3e2ec6a5 39
radiojunkbox 0:3b4e3e2ec6a5 40 void AutoEventCallback(int device, int endpoint, int status, u8* data, int len, void* userData)
radiojunkbox 0:3b4e3e2ec6a5 41 {
radiojunkbox 0:3b4e3e2ec6a5 42 int evt = (int)userData;
radiojunkbox 0:3b4e3e2ec6a5 43 switch (evt)
radiojunkbox 0:3b4e3e2ec6a5 44 {
radiojunkbox 0:3b4e3e2ec6a5 45 case AUTO_KEYBOARD:
radiojunkbox 0:3b4e3e2ec6a5 46 printf("AUTO_KEYBOARD ");
radiojunkbox 0:3b4e3e2ec6a5 47 break;
radiojunkbox 0:3b4e3e2ec6a5 48 case AUTO_MOUSE:
radiojunkbox 0:3b4e3e2ec6a5 49 printf("AUTO_MOUSE ");
radiojunkbox 0:3b4e3e2ec6a5 50 break;
radiojunkbox 0:3b4e3e2ec6a5 51 default:
radiojunkbox 0:3b4e3e2ec6a5 52 printf("HUH ");
radiojunkbox 0:3b4e3e2ec6a5 53 }
radiojunkbox 0:3b4e3e2ec6a5 54 printfBytes("data",data,len);
radiojunkbox 0:3b4e3e2ec6a5 55 USBInterruptTransfer(device,endpoint,data,len,AutoEventCallback,userData);
radiojunkbox 0:3b4e3e2ec6a5 56 }
radiojunkbox 0:3b4e3e2ec6a5 57
radiojunkbox 0:3b4e3e2ec6a5 58 // Establish transfers for interrupt events
radiojunkbox 0:3b4e3e2ec6a5 59 void AddAutoEvent(int device, InterfaceDescriptor* id, EndpointDescriptor* ed)
radiojunkbox 0:3b4e3e2ec6a5 60 {
radiojunkbox 0:3b4e3e2ec6a5 61 if ((ed->bmAttributes & 3) != ENDPOINT_INTERRUPT || !(ed->bEndpointAddress & 0x80))
radiojunkbox 0:3b4e3e2ec6a5 62 return;
radiojunkbox 0:3b4e3e2ec6a5 63
radiojunkbox 0:3b4e3e2ec6a5 64 // Make automatic interrupt enpoints for known devices
radiojunkbox 0:3b4e3e2ec6a5 65 u32 evt = AUTOEVT(id->bInterfaceClass,id->bInterfaceSubClass,id->bInterfaceProtocol);
radiojunkbox 0:3b4e3e2ec6a5 66 u8* dst = 0;
radiojunkbox 0:3b4e3e2ec6a5 67 int len;
radiojunkbox 0:3b4e3e2ec6a5 68 switch (evt)
radiojunkbox 0:3b4e3e2ec6a5 69 {
radiojunkbox 0:3b4e3e2ec6a5 70 case AUTO_MOUSE:
radiojunkbox 0:3b4e3e2ec6a5 71 dst = auto_mouse;
radiojunkbox 0:3b4e3e2ec6a5 72 len = sizeof(auto_mouse);
radiojunkbox 0:3b4e3e2ec6a5 73 break;
radiojunkbox 0:3b4e3e2ec6a5 74 case AUTO_KEYBOARD:
radiojunkbox 0:3b4e3e2ec6a5 75 dst = auto_keyboard;
radiojunkbox 0:3b4e3e2ec6a5 76 len = sizeof(auto_keyboard);
radiojunkbox 0:3b4e3e2ec6a5 77 break;
radiojunkbox 0:3b4e3e2ec6a5 78 default:
radiojunkbox 0:3b4e3e2ec6a5 79 printf("Interrupt endpoint %02X %08X\n",ed->bEndpointAddress,evt);
radiojunkbox 0:3b4e3e2ec6a5 80 break;
radiojunkbox 0:3b4e3e2ec6a5 81 }
radiojunkbox 0:3b4e3e2ec6a5 82 if (dst)
radiojunkbox 0:3b4e3e2ec6a5 83 {
radiojunkbox 0:3b4e3e2ec6a5 84 printf("Auto Event for %02X %08X\n",ed->bEndpointAddress,evt);
radiojunkbox 0:3b4e3e2ec6a5 85 USBInterruptTransfer(device,ed->bEndpointAddress,dst,len,AutoEventCallback,(void*)evt);
radiojunkbox 0:3b4e3e2ec6a5 86 }
radiojunkbox 0:3b4e3e2ec6a5 87 }
radiojunkbox 0:3b4e3e2ec6a5 88
radiojunkbox 0:3b4e3e2ec6a5 89 void PrintString(int device, int i)
radiojunkbox 0:3b4e3e2ec6a5 90 {
radiojunkbox 0:3b4e3e2ec6a5 91 u8 buffer[256];
radiojunkbox 0:3b4e3e2ec6a5 92 int le = GetDescriptor(device,DESCRIPTOR_TYPE_STRING,i,buffer,255);
radiojunkbox 0:3b4e3e2ec6a5 93 if (le < 0)
radiojunkbox 0:3b4e3e2ec6a5 94 return;
radiojunkbox 0:3b4e3e2ec6a5 95 char* dst = (char*)buffer;
radiojunkbox 0:3b4e3e2ec6a5 96 for (int j = 2; j < le; j += 2)
radiojunkbox 0:3b4e3e2ec6a5 97 *dst++ = buffer[j];
radiojunkbox 0:3b4e3e2ec6a5 98 *dst = 0;
radiojunkbox 0:3b4e3e2ec6a5 99 printf("%d:%s\n",i,(const char*)buffer);
radiojunkbox 0:3b4e3e2ec6a5 100 }
radiojunkbox 0:3b4e3e2ec6a5 101
radiojunkbox 0:3b4e3e2ec6a5 102 // Walk descriptors and create endpoints for a given device
radiojunkbox 0:3b4e3e2ec6a5 103 int StartAutoEvent(int device, int configuration, int interfaceNumber)
radiojunkbox 0:3b4e3e2ec6a5 104 {
radiojunkbox 0:3b4e3e2ec6a5 105 u8 buffer[255];
radiojunkbox 0:3b4e3e2ec6a5 106 int err = GetDescriptor(device,DESCRIPTOR_TYPE_CONFIGURATION,0,buffer,255);
radiojunkbox 0:3b4e3e2ec6a5 107 if (err < 0)
radiojunkbox 0:3b4e3e2ec6a5 108 return err;
radiojunkbox 0:3b4e3e2ec6a5 109
radiojunkbox 0:3b4e3e2ec6a5 110 int len = buffer[2] | (buffer[3] << 8);
radiojunkbox 0:3b4e3e2ec6a5 111 u8* d = buffer;
radiojunkbox 0:3b4e3e2ec6a5 112 u8* end = d + len;
radiojunkbox 0:3b4e3e2ec6a5 113 while (d < end)
radiojunkbox 0:3b4e3e2ec6a5 114 {
radiojunkbox 0:3b4e3e2ec6a5 115 if (d[1] == DESCRIPTOR_TYPE_INTERFACE)
radiojunkbox 0:3b4e3e2ec6a5 116 {
radiojunkbox 0:3b4e3e2ec6a5 117 InterfaceDescriptor* id = (InterfaceDescriptor*)d;
radiojunkbox 0:3b4e3e2ec6a5 118 if (id->bInterfaceNumber == interfaceNumber)
radiojunkbox 0:3b4e3e2ec6a5 119 {
radiojunkbox 0:3b4e3e2ec6a5 120 d += d[0];
radiojunkbox 0:3b4e3e2ec6a5 121 while (d < end && d[1] != DESCRIPTOR_TYPE_INTERFACE)
radiojunkbox 0:3b4e3e2ec6a5 122 {
radiojunkbox 0:3b4e3e2ec6a5 123 if (d[1] == DESCRIPTOR_TYPE_ENDPOINT)
radiojunkbox 0:3b4e3e2ec6a5 124 AddAutoEvent(device,id,(EndpointDescriptor*)d);
radiojunkbox 0:3b4e3e2ec6a5 125 d += d[0];
radiojunkbox 0:3b4e3e2ec6a5 126 }
radiojunkbox 0:3b4e3e2ec6a5 127 }
radiojunkbox 0:3b4e3e2ec6a5 128 }
radiojunkbox 0:3b4e3e2ec6a5 129 d += d[0];
radiojunkbox 0:3b4e3e2ec6a5 130 }
radiojunkbox 0:3b4e3e2ec6a5 131 return 0;
radiojunkbox 0:3b4e3e2ec6a5 132 }
radiojunkbox 0:3b4e3e2ec6a5 133
radiojunkbox 0:3b4e3e2ec6a5 134 // Implemented in main.cpp
radiojunkbox 0:3b4e3e2ec6a5 135 int OnDiskInsert(int device);
radiojunkbox 0:3b4e3e2ec6a5 136
radiojunkbox 0:3b4e3e2ec6a5 137 // Implemented in TestShell.cpp
radiojunkbox 0:3b4e3e2ec6a5 138 int OnBluetoothInsert(int device);
radiojunkbox 0:3b4e3e2ec6a5 139
radiojunkbox 0:3b4e3e2ec6a5 140 // Added by RadioJunkBox ------------------------------------
radiojunkbox 0:3b4e3e2ec6a5 141 // Implemented in MidiUSB.cpp
radiojunkbox 0:3b4e3e2ec6a5 142 int OnMidiInsert(int device);
radiojunkbox 0:3b4e3e2ec6a5 143 // -----------------------------------------------------------
radiojunkbox 0:3b4e3e2ec6a5 144
radiojunkbox 0:3b4e3e2ec6a5 145 void OnLoadDevice(int device, DeviceDescriptor* deviceDesc, InterfaceDescriptor* interfaceDesc)
radiojunkbox 0:3b4e3e2ec6a5 146 {
radiojunkbox 0:3b4e3e2ec6a5 147 printf("LoadDevice %d %02X:%02X:%02X\n",device,interfaceDesc->bInterfaceClass,interfaceDesc->bInterfaceSubClass,interfaceDesc->bInterfaceProtocol);
radiojunkbox 0:3b4e3e2ec6a5 148 char s[128];
radiojunkbox 0:3b4e3e2ec6a5 149 for (int i = 1; i < 3; i++)
radiojunkbox 0:3b4e3e2ec6a5 150 {
radiojunkbox 0:3b4e3e2ec6a5 151 if (GetString(device,i,s,sizeof(s)) < 0)
radiojunkbox 0:3b4e3e2ec6a5 152 break;
radiojunkbox 0:3b4e3e2ec6a5 153 printf("%d: %s\n",i,s);
radiojunkbox 0:3b4e3e2ec6a5 154 }
radiojunkbox 0:3b4e3e2ec6a5 155
radiojunkbox 0:3b4e3e2ec6a5 156 switch (interfaceDesc->bInterfaceClass)
radiojunkbox 0:3b4e3e2ec6a5 157 {
radiojunkbox 0:3b4e3e2ec6a5 158 case CLASS_MASS_STORAGE:
radiojunkbox 0:3b4e3e2ec6a5 159 if (interfaceDesc->bInterfaceSubClass == 0x06 && interfaceDesc->bInterfaceProtocol == 0x50)
radiojunkbox 0:3b4e3e2ec6a5 160 OnDiskInsert(device); // it's SCSI!
radiojunkbox 0:3b4e3e2ec6a5 161 break;
radiojunkbox 0:3b4e3e2ec6a5 162 case CLASS_WIRELESS_CONTROLLER:
radiojunkbox 0:3b4e3e2ec6a5 163 if (interfaceDesc->bInterfaceSubClass == 0x01 && interfaceDesc->bInterfaceProtocol == 0x01)
radiojunkbox 0:3b4e3e2ec6a5 164 OnBluetoothInsert(device); // it's bluetooth!
radiojunkbox 0:3b4e3e2ec6a5 165 break;
radiojunkbox 0:3b4e3e2ec6a5 166 // Added by RadioJunkBox ------------------------------------
radiojunkbox 0:3b4e3e2ec6a5 167 case CLASS_AUDIO:
radiojunkbox 0:3b4e3e2ec6a5 168 if (interfaceDesc->bInterfaceSubClass == 0x03 && interfaceDesc->bInterfaceProtocol == 0x00)
radiojunkbox 0:3b4e3e2ec6a5 169 OnMidiInsert(device); // it's MIDI!
radiojunkbox 0:3b4e3e2ec6a5 170 break;
radiojunkbox 0:3b4e3e2ec6a5 171 case CLASS_VENDOR_SPECIFIC:
radiojunkbox 0:3b4e3e2ec6a5 172 if (interfaceDesc->bInterfaceSubClass == 0x03 && interfaceDesc->bInterfaceProtocol == 0x00)
radiojunkbox 0:3b4e3e2ec6a5 173 OnMidiInsert(device); // it's MIDI! (EDIROL PC-50)
radiojunkbox 0:3b4e3e2ec6a5 174 break;
radiojunkbox 0:3b4e3e2ec6a5 175 // ----------------------------------------------------------
radiojunkbox 0:3b4e3e2ec6a5 176 default:
radiojunkbox 0:3b4e3e2ec6a5 177 StartAutoEvent(device,1,0);
radiojunkbox 0:3b4e3e2ec6a5 178 break;
radiojunkbox 0:3b4e3e2ec6a5 179 }
radiojunkbox 0:3b4e3e2ec6a5 180 }