Peter Cooper / Mbed 2 deprecated LazySusan

A USB/360deg Rotational device, communicating via blue-tooth, test code

Dependencies:   FatFileSystem mbed

AutoEvents.cpp@0:87da38093be9, 2012-12-21 (annotated)

Committer:
lolpcc
Date:
Fri Dec 21 11:37:38 2012 +0000
Revision:
0:87da38093be9
Used to test the Lazy Susan at work, hence the A2D code in Utils.cpp

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lolpcc 0:87da38093be9 1
lolpcc 0:87da38093be9 2 /*
lolpcc 0:87da38093be9 3 Copyright (c) 2010 Peter Barrett
lolpcc 0:87da38093be9 4
lolpcc 0:87da38093be9 5 Permission is hereby granted, free of charge, to any person obtaining a copy
lolpcc 0:87da38093be9 6 of this software and associated documentation files (the "Software"), to deal
lolpcc 0:87da38093be9 7 in the Software without restriction, including without limitation the rights
lolpcc 0:87da38093be9 8 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
lolpcc 0:87da38093be9 9 copies of the Software, and to permit persons to whom the Software is
lolpcc 0:87da38093be9 10 furnished to do so, subject to the following conditions:
lolpcc 0:87da38093be9 11
lolpcc 0:87da38093be9 12 The above copyright notice and this permission notice shall be included in
lolpcc 0:87da38093be9 13 all copies or substantial portions of the Software.
lolpcc 0:87da38093be9 14
lolpcc 0:87da38093be9 15 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
lolpcc 0:87da38093be9 16 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
lolpcc 0:87da38093be9 17 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
lolpcc 0:87da38093be9 18 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
lolpcc 0:87da38093be9 19 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
lolpcc 0:87da38093be9 20 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
lolpcc 0:87da38093be9 21 THE SOFTWARE.
lolpcc 0:87da38093be9 22 */
lolpcc 0:87da38093be9 23
lolpcc 0:87da38093be9 24 #include "mbed.h"
lolpcc 0:87da38093be9 25 #include "USBHost.h"
lolpcc 0:87da38093be9 26 #include "Utils.h"
lolpcc 0:87da38093be9 27
lolpcc 0:87da38093be9 28 #define AUTOEVT(_class,_subclass,_protocol) (((_class) << 16) | ((_subclass) << 8) | _protocol)
lolpcc 0:87da38093be9 29 #define AUTO_KEYBOARD AUTOEVT(CLASS_HID,1,1)
lolpcc 0:87da38093be9 30 #define AUTO_MOUSE AUTOEVT(CLASS_HID,1,2)
lolpcc 0:87da38093be9 31
lolpcc 0:87da38093be9 32 u8 auto_mouse[4]; // buttons,dx,dy,scroll
lolpcc 0:87da38093be9 33 u8 auto_keyboard[8]; // modifiers,reserved,keycode1..keycode6
lolpcc 0:87da38093be9 34 u8 auto_joystick[4]; // x,y,buttons,throttle
lolpcc 0:87da38093be9 35
lolpcc 0:87da38093be9 36 void AutoEventCallback(int device, int endpoint, int status, u8* data, int len, void* userData)
lolpcc 0:87da38093be9 37 {
lolpcc 0:87da38093be9 38 int evt = (int)userData;
lolpcc 0:87da38093be9 39 switch (evt)
lolpcc 0:87da38093be9 40 {
lolpcc 0:87da38093be9 41 case AUTO_KEYBOARD:
lolpcc 0:87da38093be9 42 printf("AUTO_KEYBOARD ");
lolpcc 0:87da38093be9 43 break;
lolpcc 0:87da38093be9 44 case AUTO_MOUSE:
lolpcc 0:87da38093be9 45 printf("AUTO_MOUSE ");
lolpcc 0:87da38093be9 46 break;
lolpcc 0:87da38093be9 47 default:
lolpcc 0:87da38093be9 48 printf("HUH ");
lolpcc 0:87da38093be9 49 }
lolpcc 0:87da38093be9 50 printfBytes("data",data,len);
lolpcc 0:87da38093be9 51 USBInterruptTransfer(device,endpoint,data,len,AutoEventCallback,userData);
lolpcc 0:87da38093be9 52 // printf("\n\r");
lolpcc 0:87da38093be9 53 }
lolpcc 0:87da38093be9 54
lolpcc 0:87da38093be9 55 // Establish transfers for interrupt events
lolpcc 0:87da38093be9 56 void AddAutoEvent(int device, InterfaceDescriptor* id, EndpointDescriptor* ed)
lolpcc 0:87da38093be9 57 {
lolpcc 0:87da38093be9 58 if ((ed->bmAttributes & 3) != ENDPOINT_INTERRUPT || !(ed->bEndpointAddress & 0x80))
lolpcc 0:87da38093be9 59 return;
lolpcc 0:87da38093be9 60
lolpcc 0:87da38093be9 61 // Make automatic interrupt enpoints for known devices
lolpcc 0:87da38093be9 62 u32 evt = AUTOEVT(id->bInterfaceClass,id->bInterfaceSubClass,id->bInterfaceProtocol);
lolpcc 0:87da38093be9 63 u8* dst = 0;
lolpcc 0:87da38093be9 64 int len;
lolpcc 0:87da38093be9 65 switch (evt)
lolpcc 0:87da38093be9 66 {
lolpcc 0:87da38093be9 67 case AUTO_MOUSE:
lolpcc 0:87da38093be9 68 dst = auto_mouse;
lolpcc 0:87da38093be9 69 len = sizeof(auto_mouse);
lolpcc 0:87da38093be9 70 break;
lolpcc 0:87da38093be9 71 case AUTO_KEYBOARD:
lolpcc 0:87da38093be9 72 dst = auto_keyboard;
lolpcc 0:87da38093be9 73 len = sizeof(auto_keyboard);
lolpcc 0:87da38093be9 74 break;
lolpcc 0:87da38093be9 75 default:
lolpcc 0:87da38093be9 76 printf("Interrupt endpoint %02X %08X\n\r",ed->bEndpointAddress,evt);
lolpcc 0:87da38093be9 77 break;
lolpcc 0:87da38093be9 78 }
lolpcc 0:87da38093be9 79 if (dst)
lolpcc 0:87da38093be9 80 {
lolpcc 0:87da38093be9 81 printf("Auto Event for %02X %08X\n\r",ed->bEndpointAddress,evt);
lolpcc 0:87da38093be9 82 USBInterruptTransfer(device,ed->bEndpointAddress,dst,len,AutoEventCallback,(void*)evt);
lolpcc 0:87da38093be9 83 }
lolpcc 0:87da38093be9 84 }
lolpcc 0:87da38093be9 85
lolpcc 0:87da38093be9 86 void PrintString(int device, int i)
lolpcc 0:87da38093be9 87 {
lolpcc 0:87da38093be9 88 u8 buffer[256];
lolpcc 0:87da38093be9 89 int le = GetDescriptor(device,DESCRIPTOR_TYPE_STRING,i,buffer,255);
lolpcc 0:87da38093be9 90 if (le < 0)
lolpcc 0:87da38093be9 91 return;
lolpcc 0:87da38093be9 92 char* dst = (char*)buffer;
lolpcc 0:87da38093be9 93 for (int j = 2; j < le; j += 2)
lolpcc 0:87da38093be9 94 *dst++ = buffer[j];
lolpcc 0:87da38093be9 95 *dst = 0;
lolpcc 0:87da38093be9 96 printf("%d:%s\n\r",i,(const char*)buffer);
lolpcc 0:87da38093be9 97 }
lolpcc 0:87da38093be9 98
lolpcc 0:87da38093be9 99 // Walk descriptors and create endpoints for a given device
lolpcc 0:87da38093be9 100 int StartAutoEvent(int device, int configuration, int interfaceNumber)
lolpcc 0:87da38093be9 101 {
lolpcc 0:87da38093be9 102 u8 buffer[255];
lolpcc 0:87da38093be9 103 int err = GetDescriptor(device,DESCRIPTOR_TYPE_CONFIGURATION,0,buffer,255);
lolpcc 0:87da38093be9 104 if (err < 0)
lolpcc 0:87da38093be9 105 return err;
lolpcc 0:87da38093be9 106
lolpcc 0:87da38093be9 107 int len = buffer[2] | (buffer[3] << 8);
lolpcc 0:87da38093be9 108 u8* d = buffer;
lolpcc 0:87da38093be9 109 u8* end = d + len;
lolpcc 0:87da38093be9 110 while (d < end)
lolpcc 0:87da38093be9 111 {
lolpcc 0:87da38093be9 112 if (d[1] == DESCRIPTOR_TYPE_INTERFACE)
lolpcc 0:87da38093be9 113 {
lolpcc 0:87da38093be9 114 InterfaceDescriptor* id = (InterfaceDescriptor*)d;
lolpcc 0:87da38093be9 115 if (id->bInterfaceNumber == interfaceNumber)
lolpcc 0:87da38093be9 116 {
lolpcc 0:87da38093be9 117 d += d[0];
lolpcc 0:87da38093be9 118 while (d < end && d[1] != DESCRIPTOR_TYPE_INTERFACE)
lolpcc 0:87da38093be9 119 {
lolpcc 0:87da38093be9 120 if (d[1] == DESCRIPTOR_TYPE_ENDPOINT)
lolpcc 0:87da38093be9 121 AddAutoEvent(device,id,(EndpointDescriptor*)d);
lolpcc 0:87da38093be9 122 d += d[0];
lolpcc 0:87da38093be9 123 }
lolpcc 0:87da38093be9 124 }
lolpcc 0:87da38093be9 125 }
lolpcc 0:87da38093be9 126 d += d[0];
lolpcc 0:87da38093be9 127 }
lolpcc 0:87da38093be9 128 return 0;
lolpcc 0:87da38093be9 129 }
lolpcc 0:87da38093be9 130
lolpcc 0:87da38093be9 131 // Implemented in main.cpp
lolpcc 0:87da38093be9 132 int OnDiskInsert(int device);
lolpcc 0:87da38093be9 133
lolpcc 0:87da38093be9 134 // Implemented in TestShell.cpp
lolpcc 0:87da38093be9 135 int OnBluetoothInsert(int device);
lolpcc 0:87da38093be9 136
lolpcc 0:87da38093be9 137 void OnLoadDevice(int device, DeviceDescriptor* deviceDesc, InterfaceDescriptor* interfaceDesc)
lolpcc 0:87da38093be9 138 {
lolpcc 0:87da38093be9 139 printf("LoadDevice %d %02X:%02X:%02X\n\r",device,interfaceDesc->bInterfaceClass,interfaceDesc->bInterfaceSubClass,interfaceDesc->bInterfaceProtocol);
lolpcc 0:87da38093be9 140 char s[128];
lolpcc 0:87da38093be9 141 for (int i = 1; i < 3; i++)
lolpcc 0:87da38093be9 142 {
lolpcc 0:87da38093be9 143 if (GetString(device,i,s,sizeof(s)) < 0)
lolpcc 0:87da38093be9 144 break;
lolpcc 0:87da38093be9 145 printf("%d: %s\n\r",i,s);
lolpcc 0:87da38093be9 146 }
lolpcc 0:87da38093be9 147
lolpcc 0:87da38093be9 148 switch (interfaceDesc->bInterfaceClass)
lolpcc 0:87da38093be9 149 {
lolpcc 0:87da38093be9 150 case CLASS_MASS_STORAGE:
lolpcc 0:87da38093be9 151 if (interfaceDesc->bInterfaceSubClass == 0x06 && interfaceDesc->bInterfaceProtocol == 0x50)
lolpcc 0:87da38093be9 152 OnDiskInsert(device); // it's SCSI!
lolpcc 0:87da38093be9 153 break;
lolpcc 0:87da38093be9 154 case CLASS_WIRELESS_CONTROLLER:
lolpcc 0:87da38093be9 155 if (interfaceDesc->bInterfaceSubClass == 0x01 && interfaceDesc->bInterfaceProtocol == 0x01)
lolpcc 0:87da38093be9 156 OnBluetoothInsert(device); // it's bluetooth!
lolpcc 0:87da38093be9 157 break;
lolpcc 0:87da38093be9 158 default:
lolpcc 0:87da38093be9 159 StartAutoEvent(device,1,0);
lolpcc 0:87da38093be9 160 break;
lolpcc 0:87da38093be9 161 }
lolpcc 0:87da38093be9 162 }