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Dependencies:   mbed myUSBHost AvailableMemory

Dependents:   mbed_TANK_Kinect myBlueUSB_ros ftusbClass

HCITransportUSB.h@4:b94984a20500, 2011-05-08 (annotated)

Committer:
networker
Date:
Sun May 08 18:30:10 2011 +0000
Revision:
4:b94984a20500
Parent:
2:0118da9e5169 

        

        
Who changed what in which revision?

        

            
                
UserRevisionLine numberNew contents of line

            
            


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#ifndef HCITRANSPORTUSB_H





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#define HCITRANSPORTUSB_H





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#define MAX_HCL_SIZE 260





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#define MAX_ACL_SIZE 400





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#include "USBHost.h"





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extern int bulk;





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class HCITransportUSB : public HCITransport {





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    int _device;





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    u8* _hciBuffer;





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    u8* _aclBuffer;





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public:





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    void Open(int device, u8* hciBuffer, u8* aclBuffer) {





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        _device = device;





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        _hciBuffer = hciBuffer;





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        _aclBuffer = aclBuffer;





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        USBInterruptTransfer(_device,0x81,_hciBuffer,MAX_HCL_SIZE,HciCallback,this);





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        USBBulkTransfer(_device,0x82,_aclBuffer,MAX_ACL_SIZE,AclCallback,this);





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    }





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    static void HciCallback(int device, int endpoint, int status, u8* data, int len, void* userData) {





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        HCI* t = ((HCITransportUSB*)userData)->_target; //printf("HCI: %d bytes avail\n", len);





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        if (t){





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        printfBytes("HCICallback:", data, len);





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            t->HCIRecv(data,len);





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            }





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        USBInterruptTransfer(device,0x81,data,MAX_HCL_SIZE,HciCallback,userData);





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    }





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    static void AclCallback(int device, int endpoint, int status, u8* data, int len, void* userData) {





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        HCI* t = ((HCITransportUSB*)userData)->_target; printf("ACL: %d bytes avail\n", len);





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        if (t){





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        printfBytes("ACLCallback:", data, len);





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            t->ACLRecv(data,len);





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            }





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            printf("ACL Read pending..\n");





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        USBBulkTransfer(device,0x82,data,MAX_ACL_SIZE,AclCallback,userData);





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    }





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    virtual void HCISend(const u8* data, int len) {





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        printfBytes("HCISend:", data, len);





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        USBControlTransfer(_device,REQUEST_TYPE_CLASS, 0, 0, 0,(u8*)data,len);





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    }





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    virtual int ACLSend(const u8* data, int len) { //printf("send %d bytes to usb\n", len);





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        if (len > _acl_mtu) {





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            printf("Max outgoing packet(%d) size exceeded, segmenting necessary, pktlen = %d\n", _acl_mtu, len);





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            return 0;





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        }





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#ifdef HOST_CONTR_FLOW





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        if (data_credits == 0)





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          printf("Waiting for ACL buffers...\n");





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        while (data_credits < 1) {





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            USBLoop();





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        }





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        data_credits--;





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#endif





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        printfBytes("ACLSend:", data, len);





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        return USBBulkTransfer(_device,0x02,(u8*)data,len);





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    }





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};





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#endif