/*********************************************************************
* ポート内容を全部ダンプする.
*********************************************************************
*/
void PrintPortAll(int mask)
{
PortList *p = portList;
#if 0
#if _AVR_PORT_
uchar data[0x20 + 0x40];//ポート読み取り値.
UsbRead(0x20,AREA_RAM,data+0x20,0x40);
// memdump(data+0x20,0x40,0x20);return;
#else
// PIC
uchar data[256];//ポート読み取り値.
UsbRead(0xf50,AREA_RAM,data+0x50,0x100-0x50);
#endif
#endif
while(p->name) {
if((p->attr & A_MASK)
&&((p->attr & EX_PORT)==0)) {
if((mask==0)||(p->attr & QQ)) {
// cmdPortPrintOne(p->name,p->adrs,data[p->adrs & 0xff]);
int arena=type2size(p->attr); //読み出し幅.
int val = UsbPeek(p->adrs,arena);
cmdPortPrintOne(p->name,p->adrs,val);
}
}
p++;
}
}
/*********************************************************************
* ターゲット側のメモリー内容(1バイト)を書き換える.
*********************************************************************
* int adr :ターゲット側のメモリーアドレス
* int arena :ターゲット側のメモリー種別(現在未使用)
* int data0 :書き込みデータ. (OR)
* int data1 :書き込みビットマスク.(AND)
*注意
* pic32mxのbootloaderはメモリー節約のため DWORDアクセスのみ実装されている.
* よって、maskは実装されない.
* char,shortのアクセスを行う場合はread modifiedにする必要がある.
*/
int pokemem(int adr,int arena,int data0,int data1)
{
int buf[64/4];
char *byte=(char *)buf;
int off = adr & 3; //端数.
int size = 4;
if(arena == MEM_BYTE) {
int rc = UsbRead(adr & (-4),MEM_WORD,byte,size);
byte[off]=data0;
}else if(arena == MEM_HALF) {
int rc = UsbRead(adr & (-4),MEM_WORD,byte,size);
byte[off]=data0; // FIXME! SHORT WORD!
}else{
buf[0]=data0;
}
return putData(adr & (-4),size,(char*) buf);
#if 0
int size = 1;
if(arena==MEM_HALF) size = 2;
if(arena==MEM_WORD) size = 4;
buf[0]=data0;
printf("putData(%x %d)\n",adr,size);
return putData(adr,size,(char*) buf);
#endif
}
/*********************************************************************
* 段組表示によるポート値出力.
*********************************************************************
*/
void PrintPortColumn(void)
{
PortList *p = portList;
int i,k;
int m = 0;
static char buf[MAXPORTS][128]; //結果バッファ（段組）
// char tmp[128]; //２進数化するバッファ.
#if 0
#if _AVR_PORT_
uchar data[0x20 + 0x40];//ポート読み取り値.
UsbRead(0x20,AREA_RAM,data+0x20,0x40);
// memdump(data+0x20,0x40,0x20);return;
#else
// PIC
uchar data[256];//ポート読み取り値.
UsbRead(0xf50,AREA_RAM,data+0x50,0x100-0x50);
#endif
#endif
memset(buf,0,sizeof(buf));
while(p->name) {
if((p->attr & A_MASK)
&&((p->attr & EX_PORT)==0)) {
#if _PIC_COL
int arena=type2size(p->attr); //読み出し幅.
int val = UsbPeek(p->adrs,arena);
if(val & 0xffff0000) {
sprintf(buf[m],"%14s(0x%08x) 0x%08x ",p->name,p->adrs,val);
}else{
sprintf(buf[m],"%14s(0x%08x) 0x%04x ",p->name,p->adrs,val);
}
// sprintf(buf[m],"%16s = %s ",p->name,radix2str(tmp,val));
#else
sprintf(buf[m],"%6s = %s ",p->name,radix2str(tmp,data[p->adrs & 0xff]));
#endif
m++;
}
p++;
}
//段組みしたい.
k = (m+COLS-1)/COLS; //COLS段にした場合の行数.
for(i=0;i<k;i++) {
#if _PIC_COL
printf("%s%s%s\n",buf[i],buf[i+k],buf[i+k*2]);
#else
printf("%s%s%s%s\n",buf[i],buf[i+k],buf[i+k*2],buf[i+k*3]);
#endif
}
}
/*********************************************************************
* ターゲット側メモリー１バイト読み出し
*********************************************************************
* int adr :ターゲット側のメモリーアドレス
* int arena :ターゲット側のメモリー種別(現在未使用)
*戻り値
* メモリー内容の値.
*/
int UsbPeek(int adr,int arena)
{
unsigned char buf[256];
int size=1;
int rc = UsbRead(adr,arena,buf,size);
if( rc != size) {
return -1;
}
return buf[0];
}
static int get_vector(int adr)
{
#ifdef LPC2388
return adr;
#else
int buf[16/4];
int rc = UsbRead(adr,0,(uchar*) buf,16);
(void)rc;
return buf[1]; // initial PC
#endif
}
alt_u16 UsbWaitTDListDone()
{
alt_u16 usb_ctl_val;
usb_ctl_val = UsbRead(HPI_SIE1_MSG_ADR); // STEP 3 j
UsbWrite(HPI_SIE1_MSG_ADR, 0);
while (usb_ctl_val != HUSB_TDListDone) // k, read sie1 msg register
{
if(usb_ctl_val == 0x0000)
{
}
else
{
printf("[SIE1 MSG]:SIE1 msg reg is %x\n",usb_ctl_val);
}
usb_ctl_val = UsbRead(HPI_SIE1_MSG_ADR);
UsbWrite(HPI_SIE1_MSG_ADR, 0);
}
return usb_ctl_val;
}
/**
*
* This function does a software reset of the Cypress CY7C67200 USB controller.
*
* @param UsbBaseAddress is the starting location of the USB internal memory
* to which this bin file data is written.
*
* @return None
*
* @note None
*
******************************************************************************/
void UsbSoftReset()
{
//XIo_Out16(USB_MAILBOX, COMM_RESET);
IOWR(CY7C67200_BASE,HPI_MAILBOX,COMM_RESET); //COMM_JUMP2CODE
usleep(100000);
printf("[USB INIT]:reset finished!\n");
usleep(500000);
printf("[USB INIT]:Clear up the interrupt\r\n");
IORD(CY7C67200_BASE,HPI_MAILBOX);
IORD(CY7C67200_BASE,HPI_STATUS);
// Had to add the write due to a bug in BIOS where they overwrite
// the mailbox after initialization with garbage. The read clears
// any pending interrupts.
UsbRead (HPI_SIE1_MSG_ADR);
UsbWrite (HPI_SIE1_MSG_ADR, 0);
UsbRead (HPI_SIE2_MSG_ADR);
UsbWrite (HPI_SIE2_MSG_ADR, 0);
UsbWrite (HOST1_STAT_REG, 0xFFFF);
UsbWrite (HOST2_STAT_REG, 0xFFFF);
}
/*********************************************************************
* ターゲット側メモリー1バイト読み出し
*********************************************************************
* int adr :ターゲット側のメモリーアドレス
* int arena :ターゲット側のメモリー種別(現在未使用)
*戻り値
* メモリー内容の値.
*/
int UsbPeek(int adr,int width)
{
unsigned char buf[16];
int size=4;
int rc = UsbRead(adr,width,buf,size);
if( rc != size) {
return -1;
}
switch(width) {
default:
case MEM_BYTE:
return buf[0];
case MEM_HALF:
return buf[0] | (buf[1]<<8);
case MEM_WORD:
return buf[0] | (buf[1]<<8)| (buf[2]<<16)| (buf[3]<<24);
}
}
/*********************************************************************
* ポート内容をポーリングする.
*********************************************************************
*/
void cmdPoll(char *buf)
{
char sample[256];
int v,n,count,i;
n = get_arg(buf); //引数の数.
if(n != 0) {
if(n < 2) { // 1個のポートを読み取る.
count = 1000;
}else{
count = arg_hex[1];
}
v = portAddress(arg_ptr[0]); //ポート名称からアドレスを算出.
if(v) { // アドレスが存在する.
UsbSetPoll(v,POLL_PORT);
for(i=0;i<count;i++) {
int val = UsbPoll(sample);
cmdPortPrintOneCr(count - i, arg_ptr[0],v,val);
if(kbhit()) break;
}
}else{
// A,B,D全ポート読み.
unsigned char portbuf[16];
#if _AVR_PORT_
int adr = 0x30; // PORTD
int size = 10; // 0x30〜0x39
#else
int adr = portAddress( "PORTA" ); // default PORTC
int size = 10; // 0x30〜0x39
#endif
for(i=0;i<count;i++) {
int rc = UsbRead(adr,arena,portbuf,size);
if( rc != size) {
printf("poll error %d.\n",rc);
return;
}
cmdPortPrintAllCr(count - i, portbuf);
if(kbhit()) break;
}
}
UsbSetPoll(0,0);
}
printf("\n\n");
}
alt_u16 UsbGetRetryCnt()
{
alt_u16 usb_ctl_val;
IORD(CY7C67200_BASE,HPI_STATUS);
if(UsbRead(HPI_SIE1_MSG_ADR) == HUSB_TDListDone)
{
UsbWrite(HPI_SIE1_MSG_ADR, 0);
while (!(IORD(CY7C67200_BASE,HPI_STATUS) & HPI_STATUS_SIE1msg_FLAG) ) //read sie1 msg register
{
}
}
//usleep(1000);
IOWR(CY7C67200_BASE,HPI_ADDR,0x0508);
usb_ctl_val = IORD(CY7C67200_BASE,HPI_DATA);
return usb_ctl_val;
}
//----------------------------------------------------------------------------------------//
//
// Main function
//
//----------------------------------------------------------------------------------------//
int main(void)
{
alt_u16 intStat;
alt_u16 usb_ctl_val;
static alt_u16 ctl_reg = 0;
static alt_u16 no_device = 0;
alt_u16 fs_device = 0;
int keycode = 0;
alt_u8 toggle = 0;
alt_u8 data_size;
alt_u16 code;
int i;
printf("USB keyboard setup...\n\n");
//----------------------------------------SIE1 initial---------------------------------------------------//
USB_HOT_PLUG:
UsbSoftReset();
// STEP 1a:
UsbWrite (HPI_SIE1_MSG_ADR, 0);
UsbWrite (HOST1_STAT_REG, 0xFFFF);
/* Set HUSB_pEOT time */
UsbWrite(HUSB_pEOT, 600); // adjust the according to your USB device speed
usb_ctl_val = SOFEOP1_TO_CPU_EN | RESUME1_TO_HPI_EN;// | SOFEOP1_TO_HPI_EN;
UsbWrite(HPI_IRQ_ROUTING_REG, usb_ctl_val);
intStat = A_CHG_IRQ_EN | SOF_EOP_IRQ_EN ;
UsbWrite(HOST1_IRQ_EN_REG, intStat);
// STEP 1a end
// STEP 1b begin
UsbWrite(COMM_R0,0x0000);//reset time
UsbWrite(COMM_R1,0x0000); //port number
UsbWrite(COMM_R2,0x0000); //r1
UsbWrite(COMM_R3,0x0000); //r1
UsbWrite(COMM_R4,0x0000); //r1
UsbWrite(COMM_R5,0x0000); //r1
UsbWrite(COMM_R6,0x0000); //r1
UsbWrite(COMM_R7,0x0000); //r1
UsbWrite(COMM_R8,0x0000); //r1
UsbWrite(COMM_R9,0x0000); //r1
UsbWrite(COMM_R10,0x0000); //r1
UsbWrite(COMM_R11,0x0000); //r1
UsbWrite(COMM_R12,0x0000); //r1
UsbWrite(COMM_R13,0x0000); //r1
UsbWrite(COMM_INT_NUM,HUSB_SIE1_INIT_INT); //HUSB_SIE1_INIT_INT
IOWR(CY7C67200_BASE,HPI_MAILBOX,COMM_EXEC_INT);
while (!(IORD(CY7C67200_BASE,HPI_STATUS) & 0xFFFF) ) //read sie1 msg register
{
}
while (IORD(CY7C67200_BASE,HPI_MAILBOX) != COMM_ACK)
{
printf("[ERROR]:routine mailbox data is %x\n",IORD(CY7C67200_BASE,HPI_MAILBOX));
goto USB_HOT_PLUG;
}
// STEP 1b end
// STEP 2 begin
//usleep(30*1000);
UsbWrite(COMM_INT_NUM,HUSB_RESET_INT); //husb reset
UsbWrite(COMM_R0,0x003c);//reset time
UsbWrite(COMM_R1,0x0000); //port number
UsbWrite(COMM_R2,0x0000); //r1
UsbWrite(COMM_R3,0x0000); //r1
UsbWrite(COMM_R4,0x0000); //r1
UsbWrite(COMM_R5,0x0000); //r1
UsbWrite(COMM_R6,0x0000); //r1
UsbWrite(COMM_R7,0x0000); //r1
UsbWrite(COMM_R8,0x0000); //r1
UsbWrite(COMM_R9,0x0000); //r1
UsbWrite(COMM_R10,0x0000); //r1
UsbWrite(COMM_R11,0x0000); //r1
UsbWrite(COMM_R12,0x0000); //r1
UsbWrite(COMM_R13,0x0000); //r1
IOWR(CY7C67200_BASE,HPI_MAILBOX,COMM_EXEC_INT);
while (IORD(CY7C67200_BASE,HPI_MAILBOX) != COMM_ACK)
{
printf("[ERROR]:routine mailbox data is %x\n",IORD(CY7C67200_BASE,HPI_MAILBOX));
goto USB_HOT_PLUG;
}
// STEP 2 end
//usleep(30*1000);
ctl_reg = USB1_CTL_REG;
no_device = (A_DP_STAT | A_DM_STAT);
fs_device = A_DP_STAT;
usb_ctl_val = UsbRead(ctl_reg);
if (!(usb_ctl_val & no_device))
{
printf("\n[INFO]: no device is present in SIE1!\n");
printf("[INFO]: please insert a USB keyboard in SIE1!\n");
while (!(usb_ctl_val & no_device))
{
usb_ctl_val = UsbRead(ctl_reg);
if(usb_ctl_val & no_device)
goto USB_HOT_PLUG;
usleep(2000);
}
}
else
{
/* check for low speed or full speed by reading D+ and D- lines */
if (usb_ctl_val & fs_device)
{
printf("[INFO]: full speed device\n");
}
else
{
printf("[INFO]: low speed device\n");
}
}
//printf("[SIE1 INIT]:USB 1 Control Register reg is %x\n",UsbRead(0xC08A));
// STEP 3 begin
//------------------------------------------------------set address -----------------------------------------------------------------
UsbSetAddress();
while (!(IORD(CY7C67200_BASE,HPI_STATUS) & HPI_STATUS_SIE1msg_FLAG) ) //read sie1 msg register
{
UsbSetAddress();
usleep(10*1000);
}
UsbWaitTDListDone();
IOWR(CY7C67200_BASE,HPI_ADDR,0x0506); // i
printf("[ENUM PROCESS]:step 3 TD Status Byte is %x\n",IORD(CY7C67200_BASE,HPI_DATA));
IOWR(CY7C67200_BASE,HPI_ADDR,0x0508); // n
usb_ctl_val = IORD(CY7C67200_BASE,HPI_DATA);
printf("[ENUM PROCESS]:step 3 TD Control Byte is %x\n",usb_ctl_val);
while (usb_ctl_val != 0x03) // retries occurred
{
usb_ctl_val = UsbGetRetryCnt();
goto USB_HOT_PLUG;
}
printf("------------[ENUM PROCESS]:set address done!---------------\n");
// STEP 4 begin
//-------------------------------get device descriptor-1 -----------------------------------//
// TASK: Call the appropriate function for this step.
UsbGetDeviceDesc1();
usleep(10*1000);
while (!(IORD(CY7C67200_BASE,HPI_STATUS) & HPI_STATUS_SIE1msg_FLAG) ) //read sie1 msg register
{
// TASK: Call the appropriate function again if it wasn't processed successfully.
UsbGetDeviceDesc1();
usleep(10*1000);
}
UsbWaitTDListDone();
IOWR(CY7C67200_BASE,HPI_ADDR,0x0506);
printf("[ENUM PROCESS]:step 4 TD Status Byte is %x\n",IORD(CY7C67200_BASE,HPI_DATA));
IOWR(CY7C67200_BASE,HPI_ADDR,0x0508);
usb_ctl_val = IORD(CY7C67200_BASE,HPI_DATA);
printf("[ENUM PROCESS]:step 4 TD Control Byte is %x\n",usb_ctl_val);
while (usb_ctl_val != 0x03)
{
usb_ctl_val = UsbGetRetryCnt();
}
printf("---------------[ENUM PROCESS]:get device descriptor-1 done!-----------------\n");
//--------------------------------get device descriptor-2---------------------------------------------//
//get device descriptor
// TASK: Call the appropriate function for this step.
UsbGetDeviceDesc2();
usleep(100*1000);
//if no message
while (!(IORD(CY7C67200_BASE,HPI_STATUS) & HPI_STATUS_SIE1msg_FLAG) ) //read sie1 msg register
{
//resend the get device descriptor
//get device descriptor
// TASK: Call the appropriate function again if it wasn't processed successfully.
UsbGetDeviceDesc2();
usleep(10*1000);
}
UsbWaitTDListDone();
IOWR(CY7C67200_BASE,HPI_ADDR,0x0506);
printf("[ENUM PROCESS]:step 4 TD Status Byte is %x\n",IORD(CY7C67200_BASE,HPI_DATA));
IOWR(CY7C67200_BASE,HPI_ADDR,0x0508);
usb_ctl_val = IORD(CY7C67200_BASE,HPI_DATA);
printf("[ENUM PROCESS]:step 4 TD Control Byte is %x\n",usb_ctl_val);
while (usb_ctl_val != 0x03)
{
usb_ctl_val = UsbGetRetryCnt();
}
printf("------------[ENUM PROCESS]:get device descriptor-2 done!--------------\n");
// STEP 5 begin
//-----------------------------------get configuration descriptor -1 ----------------------------------//
// TASK: Call the appropriate function for this step.
UsbGetConfigDesc1();
usleep(10*1000);
//if no message
while (!(IORD(CY7C67200_BASE,HPI_STATUS) & HPI_STATUS_SIE1msg_FLAG) ) //read sie1 msg register
{
//resend the get device descriptor
//get device descriptor
// TASK: Call the appropriate function again if it wasn't processed successfully.
UsbGetConfigDesc1();
usleep(10*1000);
}
UsbWaitTDListDone();
IOWR(CY7C67200_BASE,HPI_ADDR,0x0506);
printf("[ENUM PROCESS]:step 5 TD Status Byte is %x\n",IORD(CY7C67200_BASE,HPI_DATA));
IOWR(CY7C67200_BASE,HPI_ADDR,0x0508);
usb_ctl_val = IORD(CY7C67200_BASE,HPI_DATA);
printf("[ENUM PROCESS]:step 5 TD Control Byte is %x\n",usb_ctl_val);
while (usb_ctl_val != 0x03)
{
usb_ctl_val = UsbGetRetryCnt();
}
printf("------------[ENUM PROCESS]:get configuration descriptor-1 pass------------\n");
// STEP 6 begin
//-----------------------------------get configuration descriptor-2------------------------------------//
//get device descriptor
// TASK: Call the appropriate function for this step.
UsbGetConfigDesc2();
usleep(100*1000);
//if no message
while (!(IORD(CY7C67200_BASE,HPI_STATUS) & HPI_STATUS_SIE1msg_FLAG) ) //read sie1 msg register
{
// TASK: Call the appropriate function again if it wasn't processed successfully.
UsbGetConfigDesc2();
usleep(10*1000);
}
UsbWaitTDListDone();
IOWR(CY7C67200_BASE,HPI_ADDR,0x0506);
printf("[ENUM PROCESS]:step 6 TD Status Byte is %x\n",IORD(CY7C67200_BASE,HPI_DATA));
IOWR(CY7C67200_BASE,HPI_ADDR,0x0508);
usb_ctl_val = IORD(CY7C67200_BASE,HPI_DATA);
printf("[ENUM PROCESS]:step 6 TD Control Byte is %x\n",usb_ctl_val);
while (usb_ctl_val != 0x03)
{
usb_ctl_val = UsbGetRetryCnt();
}
printf("-----------[ENUM PROCESS]:get configuration descriptor-2 done!------------\n");
// ---------------------------------get device info---------------------------------------------//
UsbPrintMem();
// TASK: Write the address to read from the memory for byte 7 of the interface descriptor to HPI_ADDR.
//UsbWrite(HPI_ADDR,0x056C);
IOWR(CY7C67200_BASE,HPI_ADDR,0x56c);
code = IORD(CY7C67200_BASE,HPI_DATA);
printf("\ncode = %x\n", code);
code = code & 0x0003;
if (code == 0x01)
{
printf("\n[INFO]:check TD rec data7 \n[INFO]:Keyboard Detected!!!\n\n");
}
else
{
//printf("\nvalue= %x\n", code);
printf("\n[INFO]:Keyboard Not Detected!!! \n\n");
}
// TASK: Write the address to read from the memory for the endpoint descriptor to HPI_ADDR.
//UsbWrite(HPI_DATA,0x56C);
//IOWR(CY7C67200_BASE,HPI_ADDR,0x0578);
//data_size = (IORD(CY7C67200_BASE,HPI_DATA)>>8)&0x00ff;
data_size=8;
printf("[ENUM PROCESS]:data packet size is %d\n",data_size);
// STEP 7 begin
//------------------------------------set configuration -----------------------------------------//
// TASK: Call the appropriate function for this step.
usleep(10*1000);
UsbSetConfig();
while (!(IORD(CY7C67200_BASE,HPI_STATUS) & HPI_STATUS_SIE1msg_FLAG) ) //read sie1 msg register
{
// TASK: Call the appropriate function again if it wasn't processed successfully.
usleep(10*1000);
UsbSetConfig();
}
UsbWaitTDListDone();
IOWR(CY7C67200_BASE,HPI_ADDR,0x0506);
printf("[ENUM PROCESS]:step 7 TD Status Byte is %x\n",IORD(CY7C67200_BASE,HPI_DATA));
IOWR(CY7C67200_BASE,HPI_ADDR,0x0508);
usb_ctl_val = IORD(CY7C67200_BASE,HPI_DATA);
printf("[ENUM PROCESS]:step 7 TD Control Byte is %x\n",usb_ctl_val);
while (usb_ctl_val != 0x03)
{
usb_ctl_val = UsbGetRetryCnt();
}
printf("------------[ENUM PROCESS]:set configuration done!-------------------\n");
//----------------------------------------------class request out ------------------------------------------//
// TASK: Call the appropriate function for this step.
UsbClassRequest();
usleep(10*1000);
while (!(IORD(CY7C67200_BASE,HPI_STATUS) & HPI_STATUS_SIE1msg_FLAG) ) //read sie1 msg register
{
// TASK: Call the appropriate function again if it wasn't processed successfully.
UsbClassRequest();
usleep(10*1000);
}
UsbWaitTDListDone();
IOWR(CY7C67200_BASE,HPI_ADDR,0x0506);
printf("[ENUM PROCESS]:step 8 TD Status Byte is %x\n",IORD(CY7C67200_BASE,HPI_DATA));
IOWR(CY7C67200_BASE,HPI_ADDR,0x0508);
usb_ctl_val = IORD(CY7C67200_BASE,HPI_DATA);
printf("[ENUM PROCESS]:step 8 TD Control Byte is %x\n",usb_ctl_val);
while (usb_ctl_val != 0x03)
{
usb_ctl_val = UsbGetRetryCnt();
}
printf("------------[ENUM PROCESS]:class request out done!-------------------\n");
// STEP 8 begin
//----------------------------------get descriptor(class 0x21 = HID) request out --------------------------------//
// TASK: Call the appropriate function for this step.
UsbGetHidDesc();
usleep(10*1000);
while (!(IORD(CY7C67200_BASE,HPI_STATUS) & HPI_STATUS_SIE1msg_FLAG) ) //read sie1 msg register
{
// TASK: Call the appropriate function again if it wasn't processed successfully.
UsbGetHidDesc();
usleep(10*1000);
}
UsbWaitTDListDone();
IOWR(CY7C67200_BASE,HPI_ADDR,0x0506);
printf("[ENUM PROCESS]:step 8 TD Status Byte is %x\n",IORD(CY7C67200_BASE,HPI_DATA));
IOWR(CY7C67200_BASE,HPI_ADDR,0x0508);
usb_ctl_val = IORD(CY7C67200_BASE,HPI_DATA);
printf("[ENUM PROCESS]:step 8 TD Control Byte is %x\n",usb_ctl_val);
while (usb_ctl_val != 0x03)
{
usb_ctl_val = UsbGetRetryCnt();
}
printf("------------[ENUM PROCESS]:get descriptor (class 0x21) done!-------------------\n");
// STEP 9 begin
//-------------------------------get descriptor (class 0x22 = report)-------------------------------------------//
// TASK: Call the appropriate function for this step.
UsbGetReportDesc();
usleep(100*1000);
//if no message
while (!(IORD(CY7C67200_BASE,HPI_STATUS) & HPI_STATUS_SIE1msg_FLAG) ) //read sie1 msg register
{
// TASK: Call the appropriate function again if it wasn't processed successfully.
UsbGetReportDesc();
usleep(10*1000);
}
UsbWaitTDListDone();
IOWR(CY7C67200_BASE,HPI_ADDR,0x0506);
printf("[ENUM PROCESS]: step 9 TD Status Byte is %x\n",IORD(CY7C67200_BASE,HPI_DATA));
IOWR(CY7C67200_BASE,HPI_ADDR,0x0508);
usb_ctl_val = IORD(CY7C67200_BASE,HPI_DATA);
printf("[ENUM PROCESS]: step 9 TD Control Byte is %x\n",usb_ctl_val);
while (usb_ctl_val != 0x03)
{
usb_ctl_val = UsbGetRetryCnt();
}
printf("---------------[ENUM PROCESS]:get descriptor (class 0x22) done!----------------\n");
//-----------------------------------get keycode value------------------------------------------------//
usleep(10000);
while(1)
{
toggle++;
IOWR(CY7C67200_BASE,HPI_ADDR,0x0500); //the start address
//data phase IN-1
IOWR(CY7C67200_BASE,HPI_DATA,0x051c); //500
IOWR(CY7C67200_BASE,HPI_DATA,0x000f & data_size);//2 data length
IOWR(CY7C67200_BASE,HPI_DATA,0x0291);//4 //endpoint 1
if(toggle%2)
{
IOWR(CY7C67200_BASE,HPI_DATA,0x0001);//6 //data 1
}
else
{
IOWR(CY7C67200_BASE,HPI_DATA,0x0041);//6 //data 1
}
IOWR(CY7C67200_BASE,HPI_DATA,0x0013);//8
IOWR(CY7C67200_BASE,HPI_DATA,0x0000);//a
UsbWrite(HUSB_SIE1_pCurrentTDPtr,0x0500); //HUSB_SIE1_pCurrentTDPtr
//usleep(10*1000);
while (!(IORD(CY7C67200_BASE,HPI_STATUS) & HPI_STATUS_SIE1msg_FLAG) ) //read sie1 msg register
{
IOWR(CY7C67200_BASE,HPI_ADDR,0x0500); //the start address
//data phase IN-1
IOWR(CY7C67200_BASE,HPI_DATA,0x051c); //500
IOWR(CY7C67200_BASE,HPI_DATA,0x000f & data_size);//2 data length
IOWR(CY7C67200_BASE,HPI_DATA,0x0291);//4 //endpoint 1
if(toggle%2)
{
IOWR(CY7C67200_BASE,HPI_DATA,0x0001);//6 //data 1
}
else
{
IOWR(CY7C67200_BASE,HPI_DATA,0x0041);//6 //data 1
}
IOWR(CY7C67200_BASE,HPI_DATA,0x0013);//8
IOWR(CY7C67200_BASE,HPI_DATA,0x0000);//
UsbWrite(HUSB_SIE1_pCurrentTDPtr,0x0500); //HUSB_SIE1_pCurrentTDPtr
usleep(10*1000);
}//end while
usb_ctl_val = UsbWaitTDListDone();
// packet starts from 0x051c, reading third byte
// TASK: Write the address to read from the memory for byte 3 of the report descriptor to HPI_ADDR.
IOWR(CY7C67200_BASE,HPI_ADDR,0x051E);
keycode = IORD(CY7C67200_BASE,HPI_DATA);
printf("\nfirst two keycode values are %04x\n",keycode);
IOWR(KEYCODE_BASE, 0, keycode & 0xff);
usleep(5*1000);
//USB hot plug routine
usb_ctl_val = UsbRead(ctl_reg);
usleep(5*1000);
usb_ctl_val = UsbRead(ctl_reg);
usleep(5*1000);
usb_ctl_val = UsbRead(ctl_reg);
usleep(5*1000);
usb_ctl_val = UsbRead(ctl_reg);
usleep(5*1000);
usb_ctl_val = UsbRead(ctl_reg);
usleep(5*1000);
usb_ctl_val = UsbRead(ctl_reg);
usleep(5*1000);
if(!(usb_ctl_val & no_device))
{
printf("\n[INFO]: the keyboard has been removed!!! \n");
printf("[INFO]: please insert again!!! \n");
};
usleep(5000);
usb_ctl_val = UsbRead(ctl_reg);
while (!(usb_ctl_val & no_device))
{
usb_ctl_val = UsbRead(ctl_reg);
usleep(5*1000);
usb_ctl_val = UsbRead(ctl_reg);
usleep(5*1000);
usb_ctl_val = UsbRead(ctl_reg);
usleep(5*1000);
if(usb_ctl_val & no_device)
goto USB_HOT_PLUG;
usleep(200);
}
}//end while
return 0;
}
