#include "44b0x.h"
#include "uTypes.h"
#include "sysUtils.h"
#include "D12Def.h"
#include "UsbDesc.h"
#include "console.h"
static U8 usb_remote_wake;
static U8 usb_config;
static U8 UsbSendDescF;
static int send_remain;
static U32 send_ptr;
void sysUtilsDelay(U32 Time);
#define LEDPort rPDATC
#define LED0_ON 0x1f8
#define LED1_ON 0x1f4
#define LED2_ON 0x1f2
#define ShowLed(LedStatus) LEDPort = (LedStatus)
U8 UsbInit()
{
UsbSendDescF = 0;
if(D12RdChipId()!=0x1210 )
return STATUS_ERR;
D12SetDma(MyD12DmaCfg);
if(D12GetDma()!=MyD12DmaCfg)
return STATUS_ERR;
D12SetMode(MyD12EpCfgOff, D12Pll24M);
sysUtilsDelay(20000);
D12SetMode(MyD12EpCfgOn, D12Pll24M);
return STATUS_OK;
}
///////////////////////////////
#define UsbDevDescType 1
#define UsbCfgDescType 2
#define UsbStrDescType 3
#define UsbItfDescType 4
#define UsbEndpDescType 5
#define UsbPwrDescType 6
#define UsbDevDescSize 18
#define UsbCfgDescSize 9
#define UsbItfDescSize 9
#define UsbEndpDescSize 7
#define UsbEndpControl 0
#define UsbEndpIsochronous 1
#define UsbEndpBulk 2
#define UsbEndpInterrupt 3
////////////////////////////////////////
#define UsbClassMassStorage 8
#define UsbSubClassRbc 1
#define UsbSubClassSff8020i 2
#define UsbSubClassQic157 3
#define UsbSubClassUfi 4
#define UsbSubClassSff8070i 5
#define UsbSubClassScsi 6
#define UsbProtocolCbi0 0
#define UsbProtocolCbi1 1
#define UsbProtocolBulk 0x50
////////////////////////////////////////
#define Ep0PacketSize 16
#define Ep2PacketSize 64
#define EndpCnt 2
#define UsbTotalCfgDescSize UsbCfgDescSize+UsbItfDescSize+EndpCnt*UsbEndpDescSize
static __packed struct{
UsbDevDesc DevDesc;
U8 CfgDesc[9];
U8 ItfDesc[9];
U8 Endp4Desc[7];
U8 Endp5Desc[7];
}ThisDevDesc =
{
{
UsbDevDescSize,
UsbDevDescType,
0x110,
0, 0, 0,
Ep0PacketSize,
0x471,
0x222,
0x113,
0, 0, 0,
1
},
{
UsbCfgDescSize,
UsbCfgDescType,
UsbTotalCfgDescSize, 0,
1,
1,
0,
0x80,
0x32
},
{
UsbItfDescSize,
UsbItfDescType,
0,
0,
EndpCnt,
UsbClassMassStorage,
UsbSubClassUfi,
UsbProtocolBulk,
0
},
{
UsbEndpDescSize,
UsbEndpDescType,
0x82,
UsbEndpBulk,
Ep2PacketSize,
0,
0
},
{
UsbEndpDescSize,
UsbEndpDescType,
0x2,
UsbEndpBulk,
Ep2PacketSize,
0,
0
}
};
/****************** standard device request ****************/
U8 UsbGetStatus(U8 *SetupPkt)
{
#ifdef DEBUG
printf ("UsbGetStatus ().\n");
#endif
if(SetupPkt[2]|SetupPkt[3]|SetupPkt[5]|SetupPkt[7])
return 1;
if(SetupPkt[6]!=2)
return 1;
if(SetupPkt[0]==0x80)
{
if(SetupPkt[4])
return 1;
SetupPkt[0] = usb_remote_wake?1:0;
SetupPkt[1] = 0;
}
else
if(SetupPkt[0]==0x81)
{
if(SetupPkt[4])
return 1;
SetupPkt[0] = 0;
SetupPkt[1] = 0;
}
else
if(SetupPkt[0]==0x82)
{
D12SelEp((SetupPkt[4]*2)|((SetupPkt[4]&0x80)?1:0));
SetupPkt[1] = (D12Dat&2)?1:0;
SetupPkt[0] = 0;
}
else
return 1;
D12WrEp(1, SetupPkt, 2);
return 0;
}
U8 UsbClrFeature(U8 *SetupPkt)
{
#ifdef DEBUG
printf ("UsbClrFeature ().\n");
#endif
if(SetupPkt[0]&0x80)
return STATUS_ERR;
if(SetupPkt[3]|SetupPkt[5]|SetupPkt[6]|SetupPkt[7])
return STATUS_ERR;
if(SetupPkt[0]&0x1f)
{
if((SetupPkt[0]&0x1f)!=2)
return STATUS_ERR;
D12SetEpStat((SetupPkt[4]*2)|((SetupPkt[4]&0x80)?1:0),0);
}
else
{
if(SetupPkt[4])
return STATUS_ERR;
usb_remote_wake = 0;
}
D12WrEp(1, SetupPkt, 0);
return STATUS_OK;
}
U8 UsbSetFeature(U8 *SetupPkt)
{
#ifdef DEBUG
printf ("UsbSetFeature ().\n");
#endif
if(!(SetupPkt[0]&0x80))
return STATUS_ERR;
if(SetupPkt[3]|SetupPkt[5]|SetupPkt[6]|SetupPkt[7])
return STATUS_ERR;
if(SetupPkt[0]&0x1f)
{
if((SetupPkt[0]&0x1f)!=2)
return STATUS_ERR;
D12SetEpStat((SetupPkt[4]*2)|((SetupPkt[4]&0x80)?1:0),1);
}
else
{
if(SetupPkt[4])
return STATUS_ERR;
usb_remote_wake = 1;
}
D12WrEp(1, SetupPkt, 0);
return STATUS_OK;
}
U8 UsbSetAddress(U8 *SetupPkt)
{
#ifdef DEBUG
printf ("UsbSetAddress ().\n");
#endif
if(SetupPkt[0]|SetupPkt[3]|SetupPkt[4]|SetupPkt[5]|SetupPkt[6]|SetupPkt[7])
return STATUS_ERR;
D12SetAddr(SetupPkt[2]|0x80);
D12WrEp(1, SetupPkt, 0);
return STATUS_OK;
}
void UsbSendDesc()
{
// U8 i;
UsbSendDescF = send_remain>=Ep0PacketSize;
D12WrEp(1, (U8 *)send_ptr, (send_remain>Ep0PacketSize)?Ep0PacketSize:send_remain);
// putch('@');
// for(i=0; i<((send_remain>Ep0PacketSize)?Ep0PacketSize:send_remain); i++)
// printf("%x,", *(U8 *)(send_ptr+i));
send_remain -= Ep0PacketSize;
send_ptr += Ep0PacketSize;
}
U8 UsbGetDescriptor(U8 *SetupPkt)
{
#ifdef DEBUG
printf ("UsbGetDescriptor (). \n");
#endif
if(SetupPkt[0]!=0x80)
return STATUS_ERR;
switch (SetupPkt[3])
{
case UsbDevDescType:
#ifdef DEBUG
printf ("UsbGetDescriptor (). Get Device Descriptor.\n");
#endif
send_ptr = (U32)&ThisDevDesc;
send_remain = UsbDevDescSize;
break;
case UsbCfgDescType:
#ifdef DEBUG
printf ("UsbGetDescriptor (). Get Config descriptor.\n");
#endif
send_ptr = (U32)&ThisDevDesc.CfgDesc;
send_remain = UsbTotalCfgDescSize;
break;
case UsbStrDescType:
return STATUS_ERR;
default:
return STATUS_ERR;
}
if(!SetupPkt[7]&&(SetupPkt[6]<send_remain))
send_remain = SetupPkt[6];
UsbSendDesc();
return STATUS_OK;
}
U8 UsbGetConfiguration(U8 *SetupPkt)
{
#ifndef DEBUG
printf ("UsbGetConfiguration ().\n");
#endif
if(SetupPkt[0]!=0x80)
return STATUS_ERR;
if(SetupPkt[2]|SetupPkt[3]|SetupPkt[4]|SetupPkt[5]|SetupPkt[7])
return STATUS_ERR;
if(SetupPkt[6]!=1)
return STATUS_ERR;
SetupPkt[0] = usb_config?1:0;
D12WrEp(1, SetupPkt, 1);
return STATUS_OK;
}
U8 UsbSetConfiguration(U8 *SetupPkt)
{
#ifdef DEBUG
printf ("UsbSetConfiguration ().\n");
#endif
if(SetupPkt[0]|SetupPkt[3]|SetupPkt[4]|SetupPkt[5]|SetupPkt[6]|SetupPkt[7])
return STATUS_ERR;
if(SetupPkt[2]&0xfe)
return STATUS_ERR;
usb_config = SetupPkt[2]&1;
D12SetEp(usb_config);
D12SetEpStat(4, usb_config^1);
D12SetEpStat(5, usb_config^1);
D12WrEp(1, SetupPkt, 0);
return STATUS_OK;
}
U8 UsbGetInterface(U8 *SetupPkt)
{
#ifdef DEBUG
printf ("UsbGetInterface ().\n");
#endif
if(SetupPkt[0]!=0x81)
return STATUS_ERR;
if(SetupPkt[2]|SetupPkt[3]|SetupPkt[4]|SetupPkt[5]|SetupPkt[7])
return STATUS_ERR;
if(SetupPkt[6]!=1)
return STATUS_ERR;
SetupPkt[0] = 0;
D12WrEp(1, SetupPkt, 1);
return STATUS_OK;
}
U8 UsbSetInterface(U8 *SetupPkt)
{
return STATUS_ERR;
}
U8 UsbReserved(U8 *SetupPkt)
{
return STATUS_ERR;
}
U8 (*StdDevReq[])(U8 *SetupPkt) = {
UsbGetStatus,
UsbClrFeature,
UsbReserved,
UsbSetFeature,
UsbReserved,
UsbSetAddress,
UsbGetDescriptor,
UsbReserved,
UsbGetConfiguration,
UsbSetConfiguration,
UsbGetInterface,
UsbSetInterface,
UsbReserved,
UsbReserved,
UsbReserved,
UsbReserved
};
/********************** D12 interrupt process ******************/
void D12Ep0IntProc()
{
U8 SetupPkt[8];
U8 i;
UsbSendDescF = 0;
#ifdef DEBUG
printf ("D12Ep0IntProc ().\n");
#endif
D12RdLastTrStat(0);
if(D12Cmd&0x20)
if(D12RdEp(0, SetupPkt, 8)==8)
{
D12AckEp(0);
D12AckEp(1);
#ifdef DEBUG
putch('\n');
for(i=0; i<8; i++)
printf("%x,", SetupPkt[i]);
#endif
if(!StdDevReq[SetupPkt[1]&0xf](SetupPkt));
return;
}
D12SetEpStat(0, D12EpStall);
D12SetEpStat(1, D12EpStall);
}
void D12Ep1IntProc()
{
U8 i;
i = D12RdL
