#include "jtag430x2.h"
void jtag430x2_handle_fn( uint8_t const app,
- uint8_t const verb,
- uint32_t const len);
+ uint8_t const verb,
+ uint32_t const len);
// define the jtag430x2 app's app_t
app_t const jtag430x2_app = {
-
- /* app number */
- JTAG430X2,
-
- /* handle fn */
- jtag430x2_handle_fn,
-
- /* name */
- "JTAG430X2",
-
- /* desc */
- "\tThe JTAG430X2 app extends the basic JTAG app with support\n"
- "\tfor 20-bit MSP430 devices.\n"
+ /* app number */
+ JTAG430X2,
+
+ /* handle fn */
+ jtag430x2_handle_fn,
+
+ /* name */
+ "JTAG430X2",
+
+ /* desc */
+ "\tThe JTAG430X2 app extends the basic JTAG app with support\n"
+ "\tfor 20-bit MSP430X2 devices, such as the MSP430F5xx Family.\n"
};
+//! Grab the core ID.
+unsigned int jtag430_coreid(){
+ jtag_ir_shift8(IR_COREIP_ID);
+ return jtag_dr_shift16(0);
+}
+
+//! Grab the device ID.
+unsigned long jtag430_deviceid(){
+ jtag_ir_shift8(IR_DEVICE_ID);
+ return jtag_dr_shift20(0);
+}
//! Write data to address
break;
case JTAG430_READMEM:
case PEEK:
- blocks=(len>4?cmddata[4]:1);
at=cmddatalong[0];
- l=0x80;
- txhead(app,verb,l);
+ //Fetch large blocks for bulk fetches,
+ //small blocks for individual peeks.
+ if(len>5)
+ l=(cmddataword[2]);//always even.
+ else
+ l=2;
+ l&=~1;//clear lsbit
+
+ if(l<2) l=2;
- while(blocks--){
- for(i=0;i<l;i+=2){
- jtag430_resettap();
- delay(10);
-
- val=jtag430x2_readmem(at);
-
- at+=2;
- serial_tx(val&0xFF);
- serial_tx((val&0xFF00)>>8);
- }
+ txhead(app,verb,l);
+ for(i=0;i<l;i+=2){
+ //jtag430_resettap();
+ //delay(10);
+
+ val=jtag430x2_readmem(at);
+
+ at+=2;
+ serial_tx(val&0xFF);
+ serial_tx((val&0xFF00)>>8);
}
break;
break;
//unimplemented functions
- case JTAG430_HALTCPU:
+ case JTAG430_HALTCPU:
+ //jtag430x2_haltcpu();
+ debugstr("Warning, not trying to halt for lack of code.");
+ txdata(app,verb,0);
+ break;
case JTAG430_RELEASECPU:
case JTAG430_SETINSTRFETCH: