?? usb_monitor.c
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/*********************************************************************************************
* File: usb_monitor.c
* Author: embest
* Desc: Usb monitor entry point,menu,download
* To measure up to large time, The WDT interrupt is used.
* History:
* purnnamu, Sep.03.2002
* To remove the power noise in the USB signal, the unused CLKOUT0,1 is disabled
* R.X.Huang, March 12, 2005
* Programming modify, style of the program: nomenclature, commentary
* Y.J.Guo, April 28, 2005
* Modifying and reusing of S3C2410X u24xmon
*********************************************************************************************/
/*------------------------------------------------------------------------------------------*/
/* include files */
/*------------------------------------------------------------------------------------------*/
#include <string.h>
#include "2410lib.h"
#include "mmu.h"
#include "profile.h"
#include "usbmain.h"
#include "usbout.h"
#include "usblib.h"
#include "2410usb.h"
/*------------------------------------------------------------------------------------------*/
/* global variables */
/*------------------------------------------------------------------------------------------*/
extern char Image_RW_Limit[];
extern void (*run)(void);
volatile UINT32T downloadAddress;
volatile unsigned char *downPt;
volatile UINT32T downloadFileSize;
volatile UINT16T checkSum;
volatile unsigned int err=0;
volatile UINT32T totalDmaCount;
volatile int isUsbdSetConfiguration;
int download_run=0;
int menuUsed=0;
int consoleNum;
UINT32T *pMagicNum=(UINT32T *)Image_RW_Limit;
UINT32T tempDownloadAddress;
/*------------------------------------------------------------------------------------------*/
/* function declare */
/*------------------------------------------------------------------------------------------*/
void usb_isr_init(void);
void HaltUndef(void);
void HaltSwi(void);
void HaltPabort(void);
void HaltDabort(void);
void Lcd_Off(void);
void down_wait(void);
void down_menu(void);
/*********************************************************************************************
* name: usb_memory_test
* func: memory operation
* para: none
* ret: none
* modify:
* comment:
*********************************************************************************************/
void usb_memory_test(void)
{
int i;
UINT32T data;
int memError=0;
UINT32T *pt;
// memory test
Uart_Printf("Memory Test(%xh-%xh):WR",_RAM_STARTADDRESS,(_ISR_STARTADDRESS&0xfff0000));
pt=(UINT32T *)_RAM_STARTADDRESS;
while((UINT32T)pt<(_ISR_STARTADDRESS&0xffff0000))
{
*pt=(UINT32T)pt;
pt++;
}
Uart_Printf("\b\bRD");
pt=(UINT32T *)_RAM_STARTADDRESS;
while((UINT32T)pt<(_ISR_STARTADDRESS&0xffff0000))
{
data=*pt;
if(data!=(UINT32T)pt)
{
memError=1;
Uart_Printf("\b\bFAIL:0x%x=0x%x\n",i,data);
break;
}
pt++;
}
if(memError==0)Uart_Printf("\b\bO.K.\n");
}
/*********************************************************************************************
* name: usb_monitor
* func: usb operation main code
* para: none
* ret: none
* modify:
* comment:
*********************************************************************************************/
void usb_monitor(void)
{
char *mode;
int i;
UINT8T key;
ChangeClockDivider(1,1); // 1:2:4
//ChangeMPllValue(82,2,1); //FCLK=135.0Mhz
//ChangeMPllValue(82,1,1); //FCLK=180.0Mhz
ChangeMPllValue(161,3,1); //FCLK=202.8Mhz
Port_Init();
rGPHCON = rGPHCON&~(0xf<<18)|(0x5<<18);
//To enhance the USB signal quality.
//CLKOUT 0,1=OUTPUT to reduce the power consumption.
usb_isr_init();
if(*pMagicNum!=0x12345678)
consoleNum=0;
else
consoleNum=1;
Uart_Init(0,115200);
Uart_Select(consoleNum);
rMISCCR=rMISCCR&~(1<<3); // USBD is selected instead of USBH1
rMISCCR=rMISCCR&~(1<<13); // USB port 1 is enabled.
// USBD should be initialized first of all.
isUsbdSetConfiguration=0;
#if 0
UsbdMain();
MMU_Init(); //MMU should be reconfigured or turned off for the debugger,
//After downloading, MMU should be turned off for the MMU based program,such as WinCE.
#else
//MMU_EnableICache();
UsbdMain();
#endif
Delay(0); //calibrate Delay()
pISR_SWI=(_ISR_STARTADDRESS+0xf0); //for pSOS
Led_Display(0x6);
#if USBDMA
mode="DMA";
#else
mode="Int";
#endif
Uart_Printf("\n\n");
Uart_Printf("+---------------------------------------------+\n");
Uart_Printf("| S3C2410X USB Downloader ver R1.11 April/28/05 |\n");
Uart_Printf("+---------------------------------------------+\n");
Uart_Printf("FCLK=%dMHz,%s mode\n",FCLK/1000000,mode);
Uart_Printf("USB: IN_ENDPOINT:1 OUT_ENDPOINT:3\n");
Uart_Printf("FORMAT: <ADDR(DATA):4>+<SIZE(n+10):4>+<DATA:n>+<CS:2>\n");
Uart_Printf("NOTE: 1. Power off/on or press the reset button for 1 sec\n");
Uart_Printf(" in order to get a valid USB device address.\n");
Uart_Printf(" 2. For additional menu, Press any key. \n");
Uart_Printf("\n");
download_run=1; //The default menu is the Download & Run mode.
while(1)
{
if(menuUsed==1)down_menu();
down_wait();
}
}
/*********************************************************************************************
* name: down_menu
* func: download selection menu
* para: none
* ret: none
* modify:
* comment:
*********************************************************************************************/
void down_menu(void)
{
int i;
UINT8T key;
menuUsed=1;
while(1)
{
Uart_Printf("\n###### Select Menu ######\n");
//Uart_Printf(" [0] Download & Run\n");
Uart_Printf(" [1] Download Only\n");
Uart_Printf(" [2] Test SDRAM \n");
Uart_Printf(" [3] Change The Console UART Ch.\n");
key=Uart_Getch();
switch(key)
{
//case '0':
// Uart_Printf("\nDownload&Run is selected.\n\n");
// download_run=1;
// return;
case '1':
Uart_Printf("\nDownload Only is selected.\n");
Uart_Printf("Enter a new temporary download address(0x3...):");
tempDownloadAddress=Uart_GetIntNum();
download_run=0;
Uart_Printf("The temporary download address is 0x%x.\n\n",tempDownloadAddress);
return;
case '2':
Uart_Printf("\nMemory Test is selected.\n");
usb_memory_test();
down_menu();
return;
break;
case '3':
Uart_Printf("\nWhich UART channel do you want to use for the console?[0/1]\n");
if(Uart_Getch()!='1')
{
*pMagicNum=0x0;
Uart_Printf("UART ch.0 will be used for console at next boot.\n");
}
else
{
*pMagicNum=0x12345678;
Uart_Printf("UART ch.1 will be used for console at next boot.\n");
Uart_Printf("UART ch.0 will be used after long power-off.\n");
}
Uart_Printf("System is waiting for a reset. Please, Reboot!!!\n");
while(1);
break;
default:
break;
}
}
}
/*********************************************************************************************
* name: down_wait
* func: waiting download
* para: none
* ret: none
* modify:
* comment:
*********************************************************************************************/
void down_wait(void)
{
UINT32T i;
UINT32T j;
UINT16T cs;
UINT32T temp;
UINT16T dnCS;
int first=1;
float time;
UINT8T tempMem[16];
UINT8T key;
checkSum=0;
downloadAddress=(UINT32T)tempMem; //_RAM_STARTADDRESS;
downPt=(unsigned char *)downloadAddress;
//This address is used for receiving first 8 byte.
downloadFileSize=0;
#if 0
MMU_DisableICache();
//For multi-ICE.
//If ICache is not turned-off, debugging is started with ICache-on.
#endif
/*******************************/
/* Test program download */
/*******************************/
j=0;
if(isUsbdSetConfiguration==0)
{
Uart_Printf("USB host is not connected yet.\n");
}
while(downloadFileSize==0)
{
if(first==1 && isUsbdSetConfiguration!=0)
{
Uart_Printf("USB host is connected. Waiting a download.\n");
first=0;
}
if(j%0x50000==0)Led_Display(0x6);
if(j%0x50000==0x28000)Led_Display(0x9);
j++;
key=Uart_GetKey();
if(key!=0)
{
down_menu();
first=1; //To display the message,"USB host ...."
}
}
timer_initex();
timer_startex();
#if USBDMA
rINTMSK &=~(BIT_DMA2);
ClearEp3OutPktReady();
// indicate the first packit is processed.
// has been delayed for DMA2 cofiguration.
if(downloadFileSize>EP3_PKT_SIZE)
{
if(downloadFileSize<=(0x80000))
{
ConfigEp3DmaMode(downloadAddress+EP3_PKT_SIZE-8,downloadFileSize-EP3_PKT_SIZE);
//wait until DMA reload occurs.
while((rDSTAT2&0xfffff)==0);
//will not be used.
rDIDST2=(downloadAddress+downloadFileSize-EP3_PKT_SIZE);
rDIDSTC2=(0<<1)|(0<<0);
rDCON2=rDCON2&~(0xfffff)|(0);
}
else
{
ConfigEp3DmaMode(downloadAddress+EP3_PKT_SIZE-8,0x80000-EP3_PKT_SIZE);
//wait until DMA reload occurs.
while((rDSTAT2&0xfffff)==0);
if(downloadFileSize>(0x80000*2)) //for 1st autoreload
{
rDIDST2=(downloadAddress+0x80000-8); //for 1st autoreload.
rDIDSTC2=(0<<1)|(0<<0);
rDCON2=rDCON2&~(0xfffff)|(0x80000);
while(rEP3_DMA_TTC<0xfffff)
{
rEP3_DMA_TTC_L=0xff;
rEP3_DMA_TTC_M=0xff;
rEP3_DMA_TTC_H=0xf;
}
}
else
{
rDIDST2=(downloadAddress+0x80000-8); //for 1st autoreload.
rDIDSTC2=(0<<1)|(0<<0);
rDCON2=rDCON2&~(0xfffff)|(downloadFileSize-0x80000);
while(rEP3_DMA_TTC<0xfffff)
{
rEP3_DMA_TTC_L=0xff;
rEP3_DMA_TTC_M=0xff;
rEP3_DMA_TTC_H=0xf;
}
}
}
totalDmaCount=0;
}
else
{
totalDmaCount=downloadFileSize;
}
#endif
Uart_Printf("\nNow, Downloading [ADDRESS:%xh,TOTAL:%d]\n",
downloadAddress,downloadFileSize);
Uart_Printf("RECEIVED FILE SIZE:%8d",0);
#if USBDMA
j=0x10000;
while(1)
{
if( (rDCDST2-(UINT32T)downloadAddress+8)>=j)
{
Uart_Printf("\b\b\b\b\b\b\b\b%8d",j);
j+=0x10000;
}
if(totalDmaCount>=downloadFileSize)break;
}
#else
j=0x10000;
while(((UINT32T)downPt-downloadAddress)<(downloadFileSize-8))
{
if( ((UINT32T)downPt-downloadAddress)>=j)
{
Uart_Printf("\b\b\b\b\b\b\b\b%8d",j);
j+=0x10000;
}
}
#endif
time=timer_stopex();
Uart_Printf("\b\b\b\b\b\b\b\b%8d",downloadFileSize);
Uart_Printf("(%5.1fKB/S,%3.1fS)\n",(float)(downloadFileSize/time/1000.),time);
#if USBDMA
/*******************************/
/* Verify check sum */
/*******************************/
Uart_Printf("Now, Checksum calculation\n");
cs=0;
i=(downloadAddress);
j=(downloadAddress+downloadFileSize-10)&0xfffffffc;
while(i<j)
{
temp=*((UINT32T *)i);
i+=4;
cs+=(UINT16T)(temp&0xff);
cs+=(UINT16T)((temp&0xff00)>>8);
cs+=(UINT16T)((temp&0xff0000)>>16);
cs+=(UINT16T)((temp&0xff000000)>>24);
}
i=(downloadAddress+downloadFileSize-10)&0xfffffffc;
j=(downloadAddress+downloadFileSize-10);
while(i<j)
{
cs+=*((UINT8T *)i++);
}
checkSum=cs;
#else
//checkSum was calculated including dnCS. So, dnCS should be subtracted.
checkSum=checkSum - *((unsigned char *)(downloadAddress+downloadFileSize-8-2))
- *( (unsigned char *)(downloadAddress+downloadFileSize-8-1) );
#endif
dnCS=*((unsigned char *)(downloadAddress+downloadFileSize-8-2))+
(*( (unsigned char *)(downloadAddress+downloadFileSize-8-1) )<<8);
if(checkSum!=dnCS)
{
Uart_Printf("Checksum Error!!! MEM:%x DN:%x\n",checkSum,dnCS);
return;
}
Uart_Printf("Download O.K.\n\n");
Uart_TxEmpty(consoleNum);
if(download_run==1)
{
rINTMSK = BIT_ALLMSK;
run=(void (*)(void))DOWNLOAD_ADDRESS;
run();
}
}
/*********************************************************************************************
* name: usb_isr_init
* func: initialize interrupt settings for usb
* para: none
* ret: none
* modify:
* comment:
*********************************************************************************************/
void usb_isr_init(void)
{
#if 1
pISR_USBD =(unsigned)IsrUsbd;
pISR_DMA2 =(unsigned)IsrDma2;
#else
pISR_IRQ =(unsigned)IsrUsbd;
//Why doesn't it receive the big file if use this. (???)
//It always stops when 327680 bytes are received.
#endif
ClearPending(BIT_DMA2);
ClearPending(BIT_USBD);
//rINTMSK&=~(BIT_USBD);
//pISR_FIQ,pISR_IRQ must be initialized
}
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