#include "jtag.h"
+unsigned int jtag430mode=MSP430X2MODE;
+
//! Set the program counter.
void jtag430_setpc(unsigned int adr){
jtag_ir_shift8(IR_CNTRL_SIG_16BIT);
CLRTCLK;
jtag_ir_shift8(IR_CNTRL_SIG_16BIT);
+
if(adr>0xFF)
jtag_dr_shift16(0x2409);//word read
else
SETTCLK;
}
-//! Defined in jtag430asm.S
-void jtag430_tclk_flashpulses(int);
-/* //! Pulse TCLK at 350kHz +/- 100kHz */
-/* void jtag430_tclk_flashpulses(register i){ */
-/* //TODO check this on a scope. */
-/* register j=0; */
-
-/* //At 2MHz, 350kHz is obtained with 5 clocks of delay */
-
-/* /\** Pondering: */
-/* What happens if the frequency is too low or to high? */
-/* Is there any risk of damaging the chip, or only of a poor write? */
-/* *\/ */
-/* while(j++!=i){ */
-/* SETTCLK; */
-/* _NOP(); */
-/* _NOP(); */
-/* _NOP(); */
-/* CLRTCLK; */
-/* } */
-/* } */
-
//! Write data to flash memory. Must be preconfigured.
void jtag430_writeflashword(unsigned int adr, unsigned int data){
/*
jtag430_releasecpu();
}
+
+
//! Power-On Reset
void jtag430_por(){
unsigned int jtagid;
}
}
-//! Handles unique MSP430 JTAG commands. Forwards others to JTAG.
-void jtag430handle(unsigned char app,
+
+//! Handles classic MSP430 JTAG commands. Forwards others to JTAG.
+void oldjtag430handle(unsigned char app,
unsigned char verb,
unsigned char len){
- unsigned char i;
+
switch(verb){
case START:
//Enter JTAG mode.
jtag430_resettap();
}
+//! Handles unique MSP430 JTAG commands. Forwards others to JTAG.
+void jtag430handle(unsigned char app,
+ unsigned char verb,
+ unsigned char len){
+ switch(jtag430mode){
+ case MSP430MODE:
+ return oldjtag430handle(app,verb,len);
+ case MSP430X2MODE:
+ return jtag430x2handle(app,verb,len);
+ default:
+ txdata(app,NOK,0);
+ }
+}