?? usb2.cpp
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//#include"usb_drv.h"
#include "config.h"
#include "soucehead.h"
#include "USB.h"
#define CFG_NUM 32
volatile char GenEpBuf;
//EPPFLAGS bEPPflags;/* Control endpoint TX/RX buffers */
//extern CONTROL_XFER ControlData;/* ISR static vars */
//unsigned char idata GenEpBuf[EP1_PACKET_SIZE];
//IO_REQUEST idata ioRequest;
//unsigned long ClockTicks = 0;
extern void Flash_page_read(unsigned long int flash_page_addr);
extern void Flash_page_program(unsigned long int flash_page_addr);
extern unsigned char Data_buffer[0x200];
extern void Screen_clear(void);
int x=0,y=0;
extern void Delay100ns(long int dly);
extern void Delayms(long int dly);
extern void Screen_clear();
extern void Display_hex(unsigned char hex,unsigned int window_start_x,unsigned int window_start_y,unsigned long int color,char times_x,char times_y);
extern volatile unsigned char USBA0L;
extern volatile unsigned char USBA0H;
extern unsigned int LCD_x_size,LCD_y_size;
extern void Display_string(char *string,unsigned int window_start_x,unsigned int window_start_y,unsigned long int color,char times_x,char times_y);
extern void Flash_block_erase(unsigned int flash_block_addr);
extern void Flash_page_program(unsigned long int flash_page_addr);
unsigned char inquirydata[36]=
{0,0x80,02,02,
0x1f,0,0,0,
0x6b,0x70,0x6d,0x20,
0x20,0x20,0x20,0x20,
0x6b,0x70,0x6d,0x20,
0x20,0x20,0x20,0x20,
0x20,0x20,0x20,0x20,
0x20,0x20,0x20,0x20,
0x20,0x20,0x20,0x20,
};
unsigned char csw[64],cbw[31];
const char cap[8]={0,0x01,0xff,0xff,0x00,0x00,0x02,0x00};
const char fcap[12]={0,0,0,8,0,2,0,0,2,0,2,0};
const char mode[12]={0x0b,0,0,8,0,2,0,0,0,0,2,0};
/*
inquirydata[0]=0x00;inquirydata[1]=0x80;inquirydata[2]=0x02;inquirydata[3]=0x02;
inquirydata[4]=0x1f;inquirydata[5]=inquirydata[6]=inquirydata[7]=0;
inquirydata[8]=0x6B;inquirydata[9]=0x70;inquirydata[10]=0x6D;inquirydata[11]=0x20;
inquirydata[12]=0x20;inquirydata[13]=0x20;inquirydata[14]=0x20;inquirydata[15]=0x20;
inquirydata[16]=0x6B;inquirydata[17]=0x70;inquirydata[18]=0x6D;inquirydata[19]=0x20;
inquirydata[20]=0x20;inquirydata[21]=0x20;inquirydata[22]=0x20;inquirydata[23]=0x20;
inquirydata[24]=0x20;inquirydata[25]=0x20;inquirydata[26]=0x20;inquirydata[27]=0x20;
inquirydata[28]=0x20;inquirydata[29]=0x20;inquirydata[30]=0x20;inquirydata[31]=0x20;
inquirydata[32]=0x20;inquirydata[33]=0x20;inquirydata[34]=0x20;inquirydata[35]=0x20; */
extern volatile unsigned char receive_buffer[0x8000];
unsigned long int count=0,count1=0;
unsigned long int block_addr,block_addr_old;
unsigned long int trans_start_page,flash_page_start;
unsigned int trans_num;
unsigned char USB;
void Read_Flash_PAG0()
{
Flash_page_read(0);
/*unsigned int i;
for(i=0;i<512;i++)
Data_buffer[i]=i&0xff;
*/
}
void Outport_command(unsigned char val)
{
USBA0H=val;
Delay100ns(5);
}
void Outport_data(unsigned char val)
{
USBA0L=val;
Delay100ns(5);
}
unsigned char Inport_data(void)
{
unsigned char c;
c=USBA0L;
Delay100ns(5);
return c;
}
void D12_SetAddressEnable(unsigned char bAddress, unsigned char bEnable)
{
if(bEPPflags.bits.in_isr == 0) DISABLE;
Outport_command( 0xD0);
if(bEnable) bAddress |= 0x80;
Outport_data( bAddress);
if(bEPPflags.bits.in_isr == 0) ENABLE;
}
void D12_SetEndpointEnable(unsigned char bEnable)
{
if(bEPPflags.bits.in_isr == 0) DISABLE;
Outport_command( 0xD8);
if(bEnable) Outport_data( 1);
else Outport_data( 0);
if(bEPPflags.bits.in_isr == 0) ENABLE;
}
void D12_SetMode(unsigned char bConfig, unsigned char bClkDiv)
{
if(bEPPflags.bits.in_isr == 0) DISABLE;
Outport_command( 0xF3);
Outport_data( bConfig);
Outport_data( bClkDiv);
if(bEPPflags.bits.in_isr == 0) ENABLE;
}
void D12_SetDMA(unsigned char bMode)
{
if(bEPPflags.bits.in_isr == 0) DISABLE;
Outport_command( 0xFB);
Outport_data( bMode);
if(bEPPflags.bits.in_isr == 0) ENABLE;
}
unsigned short D12_ReadInterruptRegister(void)
{
unsigned char b1;
unsigned int j;
Outport_command( 0xF4);
b1 = Inport_data();Delay100ns(1);
j = Inport_data();
j <<= 8;
j += b1;
return j;
}
unsigned char D12_SelectEndpoint(unsigned char bEndp)
{
unsigned char c;
if(bEPPflags.bits.in_isr == 0) DISABLE;
Outport_command( bEndp);
c = Inport_data();
if(bEPPflags.bits.in_isr == 0) ENABLE;
return c;
}
unsigned char D12_ReadLastTransactionStatus(unsigned char bEndp)
{
Outport_command( 0x40 + bEndp);
return Inport_data();
}
unsigned char D12_ReadEndpointStatus(unsigned char bEndp)
{
unsigned char c;
if(bEPPflags.bits.in_isr == 0) DISABLE;
Outport_command( 0x80 + bEndp);
c = Inport_data();
if(bEPPflags.bits.in_isr == 0) ENABLE;
return c;
}
void D12_SetEndpointStatus(unsigned char bEndp, unsigned char bStalled)
{
if(bEPPflags.bits.in_isr == 0) DISABLE;
Outport_command( 0x40 + bEndp);
Outport_data( bStalled);
if(bEPPflags.bits.in_isr == 0) ENABLE;
}
void D12_SendResume(void)
{
Outport_command( 0xF6);
}
unsigned short D12_ReadCurrentFrameNumber(void)
{
unsigned short i,j;
if(bEPPflags.bits.in_isr == 0) DISABLE;
Outport_command( 0xF5);
i= Inport_data();
j = Inport_data();
i += (j<<8);
if(bEPPflags.bits.in_isr == 0) ENABLE;
return i;
}
unsigned short D12_ReadChipID(void)
{
unsigned short i,j;
if(bEPPflags.bits.in_isr == 0) DISABLE;
Outport_command( 0xFD);
i=Inport_data();
j=Inport_data();
i += (j<<8);
if(bEPPflags.bits.in_isr == 0)ENABLE;
return i;
}
unsigned char D12_ReadEndpoint(unsigned char endp, unsigned char * buf, unsigned char len)
{
unsigned char i, j;
if(bEPPflags.bits.in_isr == 0) DISABLE;
Outport_command( endp);
if((Inport_data() & D12_FULLEMPTY) == 0)
{
if(bEPPflags.bits.in_isr == 0) ENABLE;
return 0;
}
Outport_command( 0xF0);
j = Inport_data();
j = Inport_data();
if(j > len) j = len;
for(i=0; i<j; i++)
*(buf+i) = Inport_data();
Outport_command( 0xF2);
if(bEPPflags.bits.in_isr == 0) ENABLE;
return j;
}
// D12_ReadMainEndpoint() added by V2_2 to support double-buffering_
// Caller should assume maxium 128 bytes of returned data_
unsigned char D12_ReadMainEndpoint(unsigned char * buf)
{
unsigned char i, j, k = 0, bDblBuf = 1;
if(bEPPflags.bits.in_isr == 0) DISABLE;
Outport_command( 0x84);
if( (Inport_data() & 0x60) == 0x60) bDblBuf = 2;
while(bDblBuf)
{
Outport_command( 4);
if((Inport_data() & D12_FULLEMPTY) == 0) break;
Outport_command( 0xF0);
j = Inport_data();
j = Inport_data();
for(i=0; i<j; i++)
*(buf+i+k) = Inport_data();
k += j;
Outport_command( 0xF2);
bDblBuf --;
}
if(bEPPflags.bits.in_isr == 0) ENABLE;
return k;
}
unsigned char D12_WriteEndpoint(unsigned char endp, unsigned char * buf, unsigned char len)
{
unsigned char i;
if(bEPPflags.bits.in_isr == 0) DISABLE;
Outport_command(endp);
Inport_data();
Outport_command( 0xF0);
Outport_data( 0);
Outport_data( len);
for(i=0; i<len; i++)
Outport_data( *(buf+i));
Outport_command( 0xFA);
if(bEPPflags.bits.in_isr == 0)
ENABLE;
return len;
}
void D12_AcknowledgeEndpoint(unsigned char endp)
{
Outport_command( endp);
Outport_command( 0xF1);
if(endp == 0) Outport_command( 0xF2);
}
const char DeviceDescr[] =//USB_DEVICE_DESCRIPTOR
{
0x12,
0x01,
0x10,0x01,
0x00 ,
0, 0,
0x10,
0x71,0x04,//SWAP(0x0471),
0x28,0x02,//SWAP(0x0222),
0x00,0x01,//SWAP(0x0100),
0, 0, 0,
1
};
const char ConfigDescr[] =//USB_CONFIGURATION_DESCRIPTOR
{
9,
02,
CFG_NUM,0,
1,
1,
0,
0x80,
0x32,
9,
0x04,
0,
0,
2,
8,
0x06,
0x50,
0,
7,
0x05,
0x81,
2,
64,0,
01,
6,
0x05,
0x02,
2,
64,0,
1,
};
void suspend_change(void)
{
}
void stall_ep0(void)
{
D12_SetEndpointStatus(0, 1);
D12_SetEndpointStatus(1, 1);
}
void single_transmit(unsigned char * buf, unsigned char len)
{
if( len <= EP0_PACKET_SIZE) {
D12_WriteEndpoint(1, buf, len);}
}
void init_unconfig(void)
{
D12_SetEndpointEnable(0); /* Disable all endpoints but EPP0. */
}
void init_config(void)
{
D12_SetEndpointEnable(1); /* Enable generic/iso endpoints. */
}
void setup_dma()
{
}
void code_transmit(unsigned char * pRomData, unsigned short len)
{
ControlData.wCount = 0;
if(ControlData.wLength > len) ControlData.wLength = len;
ControlData.pData = pRomData;
if( ControlData.wLength >= EP0_PACKET_SIZE)
{
D12_WriteEndpoint(1, ControlData.pData, EP0_PACKET_SIZE);
ControlData.wCount += EP0_PACKET_SIZE;
DISABLE;
bEPPflags.bits.control_state = USB_TRANSMIT;
ENABLE;
}
else
{
D12_WriteEndpoint(1, pRomData, ControlData.wLength);
ControlData.wCount += ControlData.wLength;
DISABLE;
bEPPflags.bits.control_state = USB_IDLE;
ENABLE;
}
}
void CSW_transmit(unsigned char * pRomData, unsigned short len)
{
unsigned int index=0,L;
unsigned char i;
ControlData.pData = pRomData;
L=len;
while(L>64)
{
D12_WriteEndpoint(3, (ControlData.pData+index*64), 64);
index++;
L-=64;
rr: Outport_command(3);
i=Inport_data();
if(i!=0){goto rr;}
}
if(L!=0)
D12_WriteEndpoint(3, (ControlData.pData+index*64), L);
}
void reserved(void)
{
stall_ep0();
}
void get_status(void)
{
unsigned char endp, txdat[2];
unsigned char bRecipient = ControlData.DeviceRequest.bmRequestType & USB_RECIPIENT;
unsigned char c;
if (bRecipient == USB_RECIPIENT_DEVICE)
{
if(bEPPflags.bits.remote_wakeup == 1) txdat[0] = 3;
else txdat[0] = 1;
txdat[1]=0;
single_transmit(txdat, 2);
}
else if (bRecipient == USB_RECIPIENT_INTERFACE)
{
txdat[0]=0;
txdat[1]=0;
single_transmit(txdat, 2);
}
else if (bRecipient == USB_RECIPIENT_ENDPOINT)
{
endp = (unsigned char)(ControlData.DeviceRequest.wIndex & MAX_ENDPOINTS);
if (ControlData.DeviceRequest.wIndex & (unsigned char)USB_ENDPOINT_DIRECTION_MASK) c = D12_SelectEndpoint(endp*2 + 1); /* Control-in */
else c = D12_SelectEndpoint(endp*2); /* Control-out */
if(c & D12_STALL) txdat[0] = 1;
else txdat[0] = 0;
txdat[1] = 0;
single_transmit(txdat, 2);
}
else stall_ep0();
}
void clear_feature(void)
{
unsigned char endp;
unsigned char bRecipient = ControlData.DeviceRequest.bmRequestType & USB_RECIPIENT;
if (bRecipient == USB_RECIPIENT_DEVICE&& ControlData.DeviceRequest.wValue == USB_FEATURE_REMOTE_WAKEUP)
{
DISABLE;
bEPPflags.bits.remote_wakeup = 0;
ENABLE;
single_transmit(0, 0);
}
else if (bRecipient == USB_RECIPIENT_ENDPOINT&& ControlData.DeviceRequest.wValue == USB_FEATURE_ENDPOINT_STALL)
{
endp = (unsigned char)(ControlData.DeviceRequest.wIndex & MAX_ENDPOINTS);
if (ControlData.DeviceRequest.wIndex & (unsigned char)USB_ENDPOINT_DIRECTION_MASK) D12_SetEndpointStatus(endp*2 + 1, 0);/* clear TX stall for IN on EPn_ */
else D12_SetEndpointStatus(endp*2, 0); /* clear RX stall for OUT on EPn_ */
single_transmit(0, 0);
}
else stall_ep0();
}
void set_feature(void)
{
unsigned char endp;
unsigned char bRecipient = ControlData.DeviceRequest.bmRequestType & USB_RECIPIENT;
if (bRecipient == USB_RECIPIENT_DEVICE&& ControlData.DeviceRequest.wValue == USB_FEATURE_REMOTE_WAKEUP)
{
DISABLE;
bEPPflags.bits.remote_wakeup = 1;
ENABLE;
single_transmit(0, 0);
}
else if (bRecipient == USB_RECIPIENT_ENDPOINT&& ControlData.DeviceRequest.wValue == USB_FEATURE_ENDPOINT_STALL)
{
endp = (unsigned char)(ControlData.DeviceRequest.wIndex & MAX_ENDPOINTS);
if (ControlData.DeviceRequest.wIndex & (unsigned char)USB_ENDPOINT_DIRECTION_MASK) D12_SetEndpointStatus(endp*2 + 1, 1);/* clear TX stall for IN on EPn_ */
else D12_SetEndpointStatus(endp*2, 1);/* clear RX stall for OUT on EPn_ */
single_transmit(0, 0);
}
else stall_ep0();
}
void set_address(void)
{
D12_SetAddressEnable((unsigned char)(ControlData.DeviceRequest.wValue & DEVICE_ADDRESS_MASK), 1);
single_transmit(0, 0);
}
void get_descriptor(void)
{
unsigned char bDescriptor =(ControlData.DeviceRequest.wValue>>8);
if (bDescriptor == USB_DEVICE_DESCRIPTOR_TYPE)
{
code_transmit((unsigned char *)&DeviceDescr, 18);
}
else if (bDescriptor == USB_CONFIGURATION_DESCRIPTOR_TYPE)
{
code_transmit((unsigned char *)&ConfigDescr, CFG_NUM);
}
}
void get_configuration(void)
{
unsigned char c = bEPPflags.bits.configuration;
single_transmit(&c, 1);
}
void set_configuration(void)
{
if (ControlData.DeviceRequest.wValue == 0)/* put device in unconfigured state */
{
single_transmit(0, 0);
DISABLE;
bEPPflags.bits.configuration = 0;
ENABLE;
init_unconfig();
}
else if (ControlData.DeviceRequest.wValue == 1) /* Configure device */
{
single_transmit(0, 0);
init_unconfig();
init_config();
DISABLE;
bEPPflags.bits.configuration = 1;
ENABLE;
}
else stall_ep0();
}
void get_interface(void)
{
unsigned char txdat = 0; /* Only/Current interface = 0 */
single_transmit(&txdat, 1);
}
void set_interface(void)
{
if (ControlData.DeviceRequest.wValue == 0 && ControlData.DeviceRequest.wIndex == 0) single_transmit(0, 0);
else stall_ep0();
}
void self_oprate()
{
single_transmit(0, 0);
}
void (*StandardDeviceRequest[])(void) =
{
get_status,
clear_feature,
reserved,
set_feature,
reserved,
set_address,
get_descriptor,
reserved,
get_configuration,
set_configuration,
get_interface,
set_interface,
reserved,
reserved,
reserved,
reserved
};
void (*VendorDeviceRequest[])(void) =
{
self_oprate,
reserved,
reserved,
reserved,
reserved,
reserved,
reserved,
reserved,
reserved,
reserved,
reserved,
reserved,
//read_write_register,
reserved,
reserved,
reserved
};
void control_handler()
{
unsigned char type, req;
if(ControlData.DeviceRequest.bmRequestType==0xa1)
{
if(bEPPflags.bits.in_isr == 0) DISABLE;
Outport_command(1);
Inport_data();
Outport_command( 0xF0);
Outport_data( 0);
Outport_data( 1);
//for(i=0; i<len; i++)
Outport_data(0);
Outport_command( 0xFA);
Outport_command(0xf2);
if(bEPPflags.bits.in_isr == 0)
ENABLE;
//stall_ep0();
}
else
{
type = ControlData.DeviceRequest.bmRequestType & USB_REQUEST_TYPE_MASK;
req = ControlData.DeviceRequest.bRequest & USB_REQUEST_MASK;
//help_devreq(type, req); // print out device request
if (type == USB_STANDARD_REQUEST) (*StandardDeviceRequest[req])();
else if (type == USB_VENDOR_REQUEST) (*VendorDeviceRequest[req])();
else
stall_ep0();}
//end: ;
}
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