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Dropped ugly 'blocks' kludge for a 16-bit length field.
[goodfet]
/
firmware
/
apps
/
jtag
/
jtag430.c
diff --git
a/firmware/apps/jtag/jtag430.c
b/firmware/apps/jtag/jtag430.c
index
6913626
..
d0b83cb
100644
(file)
--- a/
firmware/apps/jtag/jtag430.c
+++ b/
firmware/apps/jtag/jtag430.c
@@
-113,7
+113,6
@@
void jtag430_writeflashword(unsigned int adr, unsigned int data){
//Pulse TCLK
jtag430_tclk_flashpulses(35); //35 standard
//Pulse TCLK
jtag430_tclk_flashpulses(35); //35 standard
-
}
//! Configure flash, then write a word.
}
//! Configure flash, then write a word.
@@
-276,7
+275,7
@@
void jtag430_setinstrfetch(){
//! Handles classic MSP430 JTAG commands. Forwards others to JTAG.
void jtag430handle(unsigned char app,
unsigned char verb,
//! Handles classic MSP430 JTAG commands. Forwards others to JTAG.
void jtag430handle(unsigned char app,
unsigned char verb,
- unsigned
char
len){
+ unsigned
long
len){
register char blocks;
unsigned long at;
unsigned int i, val;
register char blocks;
unsigned long at;
unsigned int i, val;
@@
-307,33
+306,24
@@
void jtag430handle(unsigned char app,
case JTAG430_READMEM:
case PEEK:
case JTAG430_READMEM:
case PEEK:
- /*
- cmddataword[0]=jtag430_readmem(cmddataword[0]);
- txdata(app,verb,2);
- */
- blocks=(len>4?cmddata[4]:1);
at=cmddatalong[0];
//Fetch large blocks for bulk fetches,
//small blocks for individual peeks.
at=cmddatalong[0];
//Fetch large blocks for bulk fetches,
//small blocks for individual peeks.
- if(blocks>1)
- len=0x80;
-
- serial_tx(app);
- serial_tx(verb);
- serial_tx(len);
+ if(len>5)
+ len=(cmddataword[2]);//always even.
+ else
+ len=2;
+ len&=~1;//clue lsbit
- while(blocks--){
- for(i=0;i<len;i+=2){
- jtag430_resettap();
- //delay(10);
-
- val=jtag430_readmem(at);
-
- at+=2;
- serial_tx(val&0xFF);
- serial_tx((val&0xFF00)>>8);
- }
+ txhead(app,verb,len);
+ for(i=0;i<len;i+=2){
+ jtag430_resettap();
+ val=jtag430_readmem(at);
+
+ at+=2;
+ serial_tx(val&0xFF);
+ serial_tx((val&0xFF00)>>8);
}
break;
case JTAG430_WRITEMEM:
}
break;
case JTAG430_WRITEMEM:
@@
-346,13
+336,18
@@
void jtag430handle(unsigned char app,
case JTAG430_WRITEFLASH:
//debugstr("Poking flash memory.");
jtag430_writeflash(cmddataword[0],cmddataword[2]);
case JTAG430_WRITEFLASH:
//debugstr("Poking flash memory.");
jtag430_writeflash(cmddataword[0],cmddataword[2]);
+
+ //Try again if failure.
+ if(cmddataword[0]!=jtag430_readmem(cmddataword[0]))
+ jtag430_writeflash(cmddataword[0],cmddataword[2]);
+
+ //Return result.
cmddataword[0]=jtag430_readmem(cmddataword[0]);
cmddataword[0]=jtag430_readmem(cmddataword[0]);
+
txdata(app,verb,2);
break;
case JTAG430_ERASEFLASH:
txdata(app,verb,2);
break;
case JTAG430_ERASEFLASH:
- jtag430_eraseflash(ERASE_MASS,0xFFFE,0xFFFF);
- jtag430_eraseflash(ERASE_MASS,0xFFFE,0xFFFF);
- jtag430_eraseflash(ERASE_MASS,0xFFFE,0xFFFF);
+ jtag430_eraseflash(ERASE_MASS,0xFFFE,0x3000);
txdata(app,verb,0);
break;
case JTAG430_SETPC:
txdata(app,verb,0);
break;
case JTAG430_SETPC:
@@
-371,5
+366,5
@@
void jtag430handle(unsigned char app,
default:
jtaghandle(app,verb,len);
}
default:
jtaghandle(app,verb,len);
}
- jtag430_resettap();
+ //jtag430_resettap(); //DO NOT UNCOMMENT
}
}