/************************** JTAGARM7TDMI Primitives ****************************/
-/*void jtag_goto_shift_ir() {
+void jtag_goto_shift_ir() {
SETTMS;
jtag_arm_tcktock();
jtag_arm_tcktock();
jtag_arm_tcktock();
jtag_arm_tcktock();
}
-*/
void jtag_reset_to_runtest_idle() {
SETTMS;
//! Grab the core ID.
unsigned long jtagarm7tdmi_idcode(){ // PROVEN
jtagarm7tdmi_resettap();
- SHIFT_IR;
+ jtag_goto_shift_ir();
jtagarmtransn(ARM7TDMI_IR_IDCODE, 4, LSB, END, RETIDLE);
- SHIFT_DR;
+ jtag_goto_shift_dr();
return jtagarmtransn(0,32, LSB, END, RETIDLE);
}
//! Connect Bypass Register to TDO/TDI
-unsigned char jtagarm7tdmi_bypass(){ // PROVEN
- jtagarm7tdmi_resettap();
- SHIFT_IR;
- return jtagarmtransn(ARM7TDMI_IR_BYPASS, 4, LSB, END, NORETIDLE);
-}
+//unsigned char jtagarm7tdmi_bypass(){ // PROVEN
+// jtagarm7tdmi_resettap();
+// jtag_goto_shift_ir();
+// return jtagarmtransn(ARM7TDMI_IR_BYPASS, 4, LSB, END, NORETIDLE);
+//}
//! INTEST verb - do internal test
-unsigned char jtagarm7tdmi_intest() {
- SHIFT_IR;
- return jtagarmtransn(ARM7TDMI_IR_INTEST, 4, LSB, END, NORETIDLE);
-}
+//unsigned char jtagarm7tdmi_intest() {
+// jtag_goto_shift_ir();
+// return jtagarmtransn(ARM7TDMI_IR_INTEST, 4, LSB, END, NORETIDLE);
+//}
//! EXTEST verb - act like the processor to external components
-unsigned char jtagarm7tdmi_extest() {
- SHIFT_IR;
- return jtagarmtransn(ARM7TDMI_IR_EXTEST, 4, LSB, END, NORETIDLE);
-}
+//unsigned char jtagarm7tdmi_extest() {
+// jtag_goto_shift_ir();
+// return jtagarmtransn(ARM7TDMI_IR_EXTEST, 4, LSB, END, NORETIDLE);
+//}
//! SAMPLE verb
//unsigned long jtagarm7tdmi_sample() {
//}
//! RESTART verb
-unsigned char jtagarm7tdmi_restart() {
+unsigned long jtagarm7tdmi_restart() {
+ unsigned long retval;
+ //jtagarm7tdmi_resettap();
+ jtag_goto_shift_ir();
+ retval = jtagarmtransn(ARM7TDMI_IR_RESTART, 4, LSB, END, RETIDLE);
jtagarm7tdmi_resettap();
- SHIFT_IR;
- return jtagarmtransn(ARM7TDMI_IR_RESTART, 4, LSB, END, RETIDLE);
+ return retval;
}
//! ARM7TDMI_IR_CLAMP 0x5
//unsigned long jtagarm7tdmi_clamp() {
// jtagarm7tdmi_resettap();
-// SHIFT_IR;
+// jtag_goto_shift_ir();
// jtagarmtransn(ARM7TDMI_IR_CLAMP, 4, LSB, END, NORETIDLE);
-// SHIFT_DR;
+// jtag_goto_shift_dr();
// return jtagarmtransn(0, 32, LSB, END, RETIDLE);
//}
//! ARM7TDMI_IR_HIGHZ 0x7
//unsigned char jtagarm7tdmi_highz() {
// jtagarm7tdmi_resettap();
-// SHIFT_IR;
+// jtag_goto_shift_ir();
// return jtagarmtransn(ARM7TDMI_IR_HIGHZ, 4, LSB, END, NORETIDLE);
//}
//! define ARM7TDMI_IR_CLAMPZ 0x9
//unsigned char jtagarm7tdmi_clampz() {
// jtagarm7tdmi_resettap();
-// SHIFT_IR;
+// jtag_goto_shift_ir();
// return jtagarmtransn(ARM7TDMI_IR_CLAMPZ, 4, LSB, END, NORETIDLE);
//}
unsigned long retval;
if (current_chain != chain) {
//debugstr("===change chains===");
- SHIFT_IR;
+ jtag_goto_shift_ir();
jtagarmtransn(ARM7TDMI_IR_SCAN_N, 4, LSB, END, NORETIDLE);
- SHIFT_DR;
+ jtag_goto_shift_dr();
retval = jtagarmtransn(chain, 4, LSB, END, NORETIDLE);
current_chain = chain;
} else
//debugstr("===NOT change chains===");
retval = current_chain;
// put in test mode...
- SHIFT_IR;
+ jtag_goto_shift_ir();
jtagarmtransn(testmode, 4, LSB, END, RETIDLE);
return(retval);
}
unsigned long retval;
jtagarm7tdmi_scan_intest(1);
- SHIFT_DR;
+ jtag_goto_shift_dr();
// if the next instruction is to run using MCLK (master clock), set TDI
if (breakpt)
{
unsigned long jtagarm7tdmi_setMode_ARM(unsigned char restart){ // PROVEN BUT FUGLY! FIXME: clean up and store and replace clobbered r0
debugstr("=== Switching to ARM mode ===");
unsigned long retval = 0xffL;
- while ((current_dbgstate & JTAG_ARM7TDMI_DBG_TBIT)&& retval-- > 0){
- cmddataword[9] = jtagarm7tdmi_instr_primitive(THUMB_INSTR_NOP,0);
- cmddataword[1] = jtagarm7tdmi_instr_primitive(THUMB_INSTR_STR_R0_r0,0);
- cmddataword[2] = jtagarm7tdmi_instr_primitive(THUMB_INSTR_MOV_R0_PC,0);
- cmddataword[3] = jtagarm7tdmi_instr_primitive(THUMB_INSTR_STR_R0_r0,0);
- cmddataword[4] = jtagarm7tdmi_instr_primitive(THUMB_INSTR_BX_PC,0);
- cmddataword[5] = jtagarm7tdmi_instr_primitive(THUMB_INSTR_NOP,0);
- cmddataword[6] = jtagarm7tdmi_instr_primitive(THUMB_INSTR_NOP,0);
- cmddataword[7] = jtagarm7tdmi_instr_primitive(THUMB_INSTR_NOP,0);
- jtagarm7tdmi_resettap(); // seems necessary for some reason. ugh.
- current_dbgstate = jtagarm7tdmi_get_dbgstate();
- jtagarm7tdmi_set_register(0,cmddataword[4]);
- debugstr("PC:");
- debughex32(cmddataword[6]);
- debughex32(cmddataword[7]);
- debughex32(cmddataword[9]);
+ if ((current_dbgstate & JTAG_ARM7TDMI_DBG_TBIT)&& retval-- > 0){
+ cmddatalong[1] = jtagarm7tdmi_instr_primitive(THUMB_INSTR_NOP,0);
+ cmddatalong[2] = jtagarm7tdmi_instr_primitive(THUMB_INSTR_STR_R0_r0,0);
+ cmddatalong[3] = jtagarm7tdmi_instr_primitive(THUMB_INSTR_MOV_R0_PC,0);
+ cmddatalong[4] = jtagarm7tdmi_instr_primitive(THUMB_INSTR_STR_R0_r0,restart);
+ cmddatalong[5] = jtagarm7tdmi_instr_primitive(THUMB_INSTR_BX_PC,0);
+ } else {
+ jtagarm7tdmi_set_register(15,(last_halt_pc|0xfffffffc)-24);
+ jtagarm7tdmi_nop( 1);
+ cmddatalong[1] = jtagarm7tdmi_instr_primitive(ARM_INSTR_B_IMM,0);
+ }
+ if (restart) {
+ jtagarm7tdmi_restart();
+ } else {
+ jtagarm7tdmi_nop(0);
+ jtagarm7tdmi_nop(0);
+ jtagarm7tdmi_nop(0);
+ jtagarm7tdmi_set_register(0,cmddataword[5]);
}
+ jtagarm7tdmi_resettap(); // seems necessary for some reason. ugh.
+ current_dbgstate = jtagarm7tdmi_get_dbgstate();
return(retval);
}
-//! set the current mode to ARM, returns PC (FIXME). Should be used by haltcpu(), which should also store PC and the THUMB state, for use by releasecpu();
+//! set the current mode to ARM, returns PC (FIXME). Should be used by releasecpu()
unsigned long jtagarm7tdmi_setMode_THUMB(unsigned char restart){ // PROVEN
debugstr("=== Switching to THUMB mode ===");
unsigned long retval = 0xffL;
while (!(current_dbgstate & JTAG_ARM7TDMI_DBG_TBIT)&& retval-- > 0){
last_halt_pc |= 1;
- cmddataword[9] = jtagarm7tdmi_instr_primitive(ARM_INSTR_NOP,0);
jtagarm7tdmi_set_register(0, last_halt_pc);
- cmddataword[1] = jtagarm7tdmi_instr_primitive(ARM_INSTR_BX_R0,0);
+ jtagarm7tdmi_instr_primitive(ARM_INSTR_NOP,restart);
+ jtagarm7tdmi_instr_primitive(ARM_INSTR_BX_R0,0);
if (restart) {
jtagarm7tdmi_restart();
} else {
unsigned long retval, temp;
jtagarm7tdmi_scan_intest(2);
// Now shift in the 32 bits
- SHIFT_DR;
+ jtag_goto_shift_dr();
retval = jtagarmtransn(data, 32, LSB, NOEND, NORETIDLE); // send in the data - 32-bits lsb
temp = jtagarmtransn(reg, 5, LSB, NOEND, NORETIDLE); // send in the register address - 5 bits lsb
jtagarmtransn(1, 1, LSB, END, RETIDLE); // send in the WRITE bit
jtagarm7tdmi_scan_intest(2);
// send in the register address - 5 bits LSB
- SHIFT_DR;
+ jtag_goto_shift_dr();
temp = jtagarmtransn(reg, 5, LSB, NOEND, NORETIDLE);
// clear TDI to select "read only"
jtagarmtransn(0L, 1, LSB, END, RETIDLE);
- SHIFT_DR;
+ jtag_goto_shift_dr();
// Now shift out the 32 bits
retval = jtagarmtransn(0L, 32, LSB, END, RETIDLE); // atmel arm jtag docs pp.10-11: LSB first
//debughex32(retval);
eice_write(EICE_WP1CTRLMASK, ctrlmask); // write 0xfffffff7 in watchpoint 1 control mask - only detect the fetch instruction
}
-//! Disable Watchpoint 0
-void jtagarm7tdmi_disable_watchpoint0(){
- eice_write(EICE_WP0CTRL, 0x0L); // write 0 in watchpoint 0 control value - disables watchpoint 0
-}
-
-//! Disable Watchpoint 1
-void jtagarm7tdmi_disable_watchpoint1(){
- eice_write(EICE_WP1CTRL, 0x0L); // write 0 in watchpoint 0 control value - disables watchpoint 0
-}
-
-
-
/******************** Complex Commands **************************/
-//! Push an instruction into the CPU pipeline
-// NOTE! Must provide EXECNOPARM for parameter if no parm is required.
-unsigned long jtagarm7tdmi_exec(unsigned long instr, unsigned long parameter, unsigned char systemspeed) {
- unsigned long retval,waitcount=0xff;
-
- debughex32(jtagarm7tdmi_nop( 0));
- debughex32(jtagarm7tdmi_nop(systemspeed));
- debughex32(jtagarm7tdmi_instr_primitive(instr, 0)); // write 32-bit instruction code into DR
- debughex32(jtagarm7tdmi_nop( 0));
- if (systemspeed){
- jtagarm7tdmi_restart(); // SHIFT_IR with RESTART instruction
-
- // Poll the Debug Status Register for DBGACK and nMREQ to be HIGH
- while ((jtagarm7tdmi_get_dbgstate() & 9L) == 0 && waitcount > 0){
- delay(1);
- waitcount --;
- }
- if (waitcount == 0)
- return (-1);
- retval = 0x12345678;
- } else {
- debughex32(jtagarm7tdmi_nop( 0));
- debughex32(jtagarm7tdmi_instr_primitive(parameter, 0)); // inject long
- retval = jtagarm7tdmi_nop( 0);
- debughex32(retval);
- debughex32(jtagarm7tdmi_nop( 0));
- debughex32(jtagarm7tdmi_nop( 0));
- }
- return(retval);
-}
-
//! Retrieve a 32-bit Register value
-unsigned long jtagarm7tdmi_get_register(unsigned long reg) {
+unsigned long jtagarm7tdmi_get_register(unsigned long reg) { //PROVEN
unsigned long retval=0L, instr;
if (current_dbgstate & JTAG_ARM7TDMI_DBG_TBIT)
instr = THUMB_INSTR_STR_R0_r0 | reg | (reg<<16);
}
//! Set a 32-bit Register value
-void jtagarm7tdmi_set_register(unsigned long reg, unsigned long val) {
+void jtagarm7tdmi_set_register(unsigned long reg, unsigned long val) { // PROVEN (assuming target reg is word aligned)
unsigned long instr;
instr = (unsigned long)(((unsigned long)reg<<12L) | ARM_WRITE_REG); // LDR Rx, [R14]
//! Get all registers, placing them into cmddatalong[0-14]
-void jtagarm7tdmi_get_registers() {
+void jtagarm7tdmi_get_registers() { // BORKEN. FIXME
jtagarm7tdmi_nop( 0);
jtagarm7tdmi_instr_primitive(ARM_INSTR_SKANKREGS,0);
jtagarm7tdmi_nop( 0);
return(val);
}
+unsigned long wait_debug(unsigned long retval){
+ // Poll the Debug Status Register for DBGACK and nMREQ to be HIGH
+ current_dbgstate = jtagarm7tdmi_get_dbgstate();
+ while ((!(current_dbgstate & 9L) == 9) && retval > 0){
+ delay(1);
+ retval --;
+ current_dbgstate = jtagarm7tdmi_get_dbgstate();
+ }
+ return retval;
+}
+
+/****
//! Write data to address - Assume TAP in run-test/idle state
unsigned long jtagarm7tdmi_writemem(unsigned long adr, unsigned long data){
unsigned long retval = 0xffL;
jtagarm7tdmi_nop( 0); // push nop into pipeline
jtagarm7tdmi_restart(); // SHIFT_IR with RESTART instruction
- // Poll the Debug Status Register for DBGACK and nMREQ to be HIGH
- current_dbgstate = jtagarm7tdmi_get_dbgstate();
- while ((!(current_dbgstate & 9L) == 9) && retval > 0){
- delay(1);
- retval --;
- current_dbgstate = jtagarm7tdmi_get_dbgstate();
- }
- if (retval == 0){
+ if (wait_debug(0xffL) == 0){
debugstr("FAILED TO WRITE MEMORY/RE-ENTER DEBUG MODE");
return (-1);
} else {
-
//! Read data from address
unsigned long jtagarm7tdmi_readmem(unsigned long adr){
unsigned long retval = 0xffL;
return retval;
}
+*/
+
//! Read Program Counter
-unsigned long jtagarm7tdmi_getpc(){
- unsigned long val;
- val = jtagarm7tdmi_get_register(ARM_REG_PC);
- if (current_dbgstate & JTAG_ARM7TDMI_DBG_TBIT)
- val -= (4*2); // thumb uses 2 bytes per instruction.
- else
- val -= (6*4); // assume 6 instructions at 4 bytes a piece.
- return val;
-}
-
-//! Set Program Counter - if setting it to non-word-aligned anything, crap may not like you. you've been warned
-void jtagarm7tdmi_setpc(unsigned long adr){
- jtagarm7tdmi_set_register(ARM_REG_PC, adr);
+unsigned long jtagarm7tdmi_get_real_pc(){
+ unsigned long val;
+ val = jtagarm7tdmi_get_register(ARM_REG_PC);
+ if (current_dbgstate & JTAG_ARM7TDMI_DBG_TBIT)
+ val -= (4*2); // thumb uses 2 bytes per instruction.
+ else
+ val -= (6*4); // assume 6 instructions at 4 bytes a piece.
+ return val;
}
//! Halt CPU - returns 0xffff if the operation fails to complete within
// store the debug state
last_halt_debug_state = jtagarm7tdmi_get_dbgstate();
+
+ jtagarm7tdmi_set_dbgctrl(7);
// store watchpoint info? - not right now
+ //jtagarm7tdmi_set_watchpoint1(0, 0xffffffff, 0, 0xffffffff, 0x100L, 0xfffffff7);
+
+
+ /* // old method
eice_write(EICE_WP1ADDR, 0L); // write 0 in watchpoint 1 address
eice_write(EICE_WP1ADDRMASK, 0xffffffff); // write 0xffffffff in watchpoint 1 address mask
eice_write(EICE_WP1DATA, 0L); // write 0 in watchpoint 1 data
eice_write(EICE_WP1DATAMASK, 0xffffffff); // write 0xffffffff in watchpoint 1 data mask
eice_write(EICE_WP1CTRL, 0x100L); // write 0x00000100 in watchpoint 1 control value register (enables watchpoint)
eice_write(EICE_WP1CTRLMASK, 0xfffffff7); // write 0xfffffff7 in watchpoint 1 control mask - only detect the fetch instruction
+ */
// poll until debug status says the cpu is in debug mode
while (!(current_dbgstate & 0x1L) && waitcount-- > 0){
delay(1);
}
- eice_write(EICE_WP1CTRL, 0x0L); // write 0 in watchpoint 0 control value - disables watchpoint 0
+ jtagarm7tdmi_set_dbgctrl(0);
+ //jtagarm7tdmi_set_watchpoint1(0, 0x0, 0, 0x0, 0x0L, 0xfffffff7);
+ //jtagarm7tdmi_disable_watchpoint1();
+
+ //eice_write(EICE_WP1CTRL, 0x0L); // write 0 in watchpoint 0 control value - disables watchpoint 0
// store the debug state program counter.
- last_halt_pc = jtagarm7tdmi_getpc();
+ last_halt_pc = jtagarm7tdmi_get_real_pc();
count_dbgspd_instr_since_debug = 0L; // should be able to clean this up and remove all this tracking nonsense.
count_sysspd_instr_since_debug = 0L; // should be able to clean this up and remove all this tracking nonsense.
}
unsigned long jtagarm7tdmi_releasecpu(){
- int waitcount = 0xfff;
- unsigned long instr;
- // somehow determine what PC should be (a couple ways possible, calculations required)
+ int waitcount = 0xff;
jtagarm7tdmi_nop(0); // NOP
jtagarm7tdmi_nop(1); // NOP/BREAKPT
// four possible states. arm mode needing arm mode, arm mode needing thumb mode, thumb mode needing arm mode, and thumb mode needing thumb mode
// FIXME: BX is bs. it requires the clobbering of at least one register.... this is not acceptable.
// FIXME: so we either switch modes, then correct the register before restarting with bx, or find the way to use SPSR
- if (last_halt_debug_state & JTAG_ARM7TDMI_DBG_TBIT){ // FIXME: FORNICATED! BX requires register, thus more instrs... could we get away with the same instruction but +1 to offset?
- instr = ARM_INSTR_B_PC + 0x1000001 - (count_dbgspd_instr_since_debug) - (count_sysspd_instr_since_debug*3); //FIXME: make this right - can't we just do an a7solute b/bx?
- jtagarm7tdmi_instr_primitive(instr,0);
+ if (last_halt_debug_state & JTAG_ARM7TDMI_DBG_TBIT){
+ // need to get to thumb mode
+ jtagarm7tdmi_set_register(15,last_halt_pc-20); // 20 bytes will be added to pc before the end of the write. incorrect and must fix
+ jtagarm7tdmi_setMode_THUMB(1);
} else {
- instr = ARM_INSTR_B_PC + 0x1000000 - (count_dbgspd_instr_since_debug*4) - (count_sysspd_instr_since_debug*12);
- jtagarm7tdmi_instr_primitive(instr,0);
+ jtagarm7tdmi_setMode_ARM(1);
+ //jtagarm7tdmi_set_register(15,last_halt_pc-20); // 20 bytes will be added to pc before the end of the write. incorrect and must fix
}
+
jtagarm7tdmi_restart();
- //SHIFT_IR;
+ jtagarm7tdmi_resettap();
+ //jtag_goto_shift_ir();
//jtagarmtransn(ARM7TDMI_IR_RESTART,4,LSB,END,RETIDLE); // VERB_RESTART
// wait until restart-bit set in debug state register
- while ((current_dbgstate & JTAG_ARM7TDMI_DBG_DBGACK) && waitcount > 0){
+ while ((current_dbgstate & JTAG_ARM7TDMI_DBG_DBGACK) && waitcount > -1){
msdelay(1);
waitcount --;
current_dbgstate = jtagarm7tdmi_get_dbgstate();
}
last_halt_debug_state = -1;
last_halt_pc = -1;
- return 0;
+ return waitcount;
}
///////////////////////////////////////////////////////////////////////////////////////////////////
//! Handles ARM7TDMI JTAG commands. Forwards others to JTAG.
void jtagarm7tdmihandle(unsigned char app, unsigned char verb, unsigned long len){
- register char blocks;
+ //register char blocks;
- unsigned int i,val;
- unsigned long at;
- current_dbgstate = jtagarm7tdmi_get_dbgstate();
+ unsigned int val; //, i;
+ //unsigned long at;
jtagarm7tdmi_resettap();
+ current_dbgstate = jtagarm7tdmi_get_dbgstate();
switch(verb){
case START:
//Enter JTAG mode.
debughex32(jtagarm7tdmi_start());
- debughex32(jtagarm7tdmi_haltcpu());
- //jtagarm7tdmi_resettap();
cmddatalong[0] = jtagarm7tdmi_get_dbgstate();
- txdata(app,verb,0x36);
+ txdata(app,verb,0x4);
break;
+ /*
case JTAGARM7TDMI_READMEM:
at = cmddatalong[0];
blocks = cmddatalong[1];
cmddatalong[0] = jtagarm7tdmi_readmem(cmddatalong[0]);
txdata(app,verb,4);
break;
+ */
case JTAGARM7TDMI_GET_CHIP_ID:
jtagarm7tdmi_resettap();
cmddatalong[0] = jtagarm7tdmi_idcode();
txdata(app,verb,4);
break;
-
+/*
case JTAGARM7TDMI_WRITEMEM:
case POKE:
jtagarm7tdmi_resettap();
cmddataword[0]=jtagarm7tdmi_readmem(cmddatalong[0]);
txdata(app,verb,4);
break;
-
+*/
case JTAGARM7TDMI_HALTCPU:
cmddatalong[0] = jtagarm7tdmi_haltcpu();
txdata(app,verb,4);
//case JTAGARM7TDMI_WRITEFLASH:
//case JTAGARM7TDMI_ERASEFLASH:
case JTAGARM7TDMI_SET_PC:
- jtagarm7tdmi_setpc(cmddatalong[0]);
+ //jtagarm7tdmi_setpc(cmddatalong[0]);
+ last_halt_pc = cmddatalong[0];
txdata(app,verb,0);
break;
case JTAGARM7TDMI_GET_DEBUG_CTRL:
txdata(app,verb,4);
break;
case JTAGARM7TDMI_GET_PC:
- cmddatalong[0] = jtagarm7tdmi_getpc();
+ cmddatalong[0] = last_halt_pc;
txdata(app,verb,4);
break;
case JTAGARM7TDMI_GET_DEBUG_STATE:
txdata(app,verb,64);
break;
case JTAGARM7TDMI_DEBUG_INSTR:
- jtagarm7tdmi_resettap();
- cmddataword[0] = jtagarm7tdmi_exec(cmddataword[0], cmddataword[1], cmddata[9]);
- txdata(app,verb,80);
+ //jtagarm7tdmi_resettap();
+ //cmddataword[0] = jtagarm7tdmi_exec(cmddataword[0], cmddata[4]);
+ cmddataword[0] = jtagarm7tdmi_instr_primitive(cmddataword[0],cmddata[4]);
+ txdata(app,verb,8);
break;
//case JTAGARM7TDMI_STEP_INSTR:
/* case JTAGARM7TDMI_READ_CODE_MEMORY:
cmddatalong[0] = jtagarm7tdmi_set_regCPSR(cmddatalong[0]);
txdata(app,verb,4);
break;
- case JTAGARM7TDMI_GET_SPSR: // FIXME: NOT CORRECT
+ case JTAGARM7TDMI_GET_SPSR: // FIXME: NOT EVEN CLOSE TO CORRECT
jtagarm7tdmi_resettap();
cmddatalong[0] = jtagarm7tdmi_get_regCPSR();
txdata(app,verb,4);
break;
- case JTAGARM7TDMI_SET_SPSR: // FIXME: NOT CORRECT
+ case JTAGARM7TDMI_SET_SPSR: // FIXME: NOT EVEN CLOSE TO CORRECT
jtagarm7tdmi_resettap();
cmddatalong[0] = jtagarm7tdmi_set_regCPSR(cmddatalong[0]);
txdata(app,verb,4);
break;
case JTAGARM7TDMI_SET_MODE_THUMB:
+ jtagarm7tdmi_resettap();
+ cmddatalong[0] = jtagarm7tdmi_setMode_THUMB(cmddata[0]);
+ txdata(app,verb,4);
+ break;
case JTAGARM7TDMI_SET_MODE_ARM:
jtagarm7tdmi_resettap();
- cmddataword[0] = jtagarm7tdmi_setMode_ARM(0);
+ cmddatalong[0] = jtagarm7tdmi_setMode_ARM(cmddata[0]);
txdata(app,verb,4);
break;
-
- case 0xD0: // loopback test
- jtagarm7tdmi_resettap();
- cmddatalong[0] = jtagarm7tdmi_bypass(cmddatalong[0]);
+ case JTAGARM7TDMI_SET_IR:
+ jtagarm7tdmi_resettap();
+ jtag_goto_shift_ir();
+ cmddataword[0] = jtagarmtransn(cmddata[0], 4, LSB, END, RETIDLE);
+ txdata(app,verb,2);
+ break;
+ case JTAGARM7TDMI_WAIT_DBG:
+ cmddatalong[0] = wait_debug(cmddatalong[0]);
txdata(app,verb,4);
break;
- case 0xD8: // EICE_READ
- jtagarm7tdmi_resettap();
- cmddatalong[0] = eice_read(cmddatalong[0]);
+ case JTAGARM7TDMI_SHIFT_DR:
+ jtagarm7tdmi_resettap();
+ jtag_goto_shift_dr();
+ cmddatalong[0] = jtagarmtransn(cmddatalong[1],cmddata[0],cmddata[1],cmddata[2],cmddata[3]);
txdata(app,verb,4);
break;
- case 0xD9: // EICE_WRITE
- jtagarm7tdmi_resettap();
- cmddatalong[0] = eice_write(cmddatalong[0], cmddatalong[1]);
+ case JTAGARM7TDMI_SETWATCH0:
+ jtagarm7tdmi_set_watchpoint0(cmddatalong[0], cmddatalong[1], cmddatalong[2], cmddatalong[3], cmddatalong[4], cmddatalong[5]);
txdata(app,verb,4);
break;
- case 0xDA: // TEST MSB THROUGH CHAIN0 and CHAIN1
- jtagarm7tdmi_resettap();
- jtagarm7tdmi_scan_intest(0);
- cmddatalong[0] = jtagarmtransn(0x41414141, 32, LSB, NOEND, NORETIDLE);
- cmddatalong[1] = jtagarmtransn(0x42424242, 32, MSB, NOEND, NORETIDLE);
- cmddatalong[2] = jtagarmtransn(0x43434343, 9, MSB, NOEND, NORETIDLE);
- cmddatalong[3] = jtagarmtransn(0x44444444, 32, MSB, NOEND, NORETIDLE);
- cmddatalong[4] = jtagarmtransn(cmddatalong[0], 32, LSB, NOEND, NORETIDLE);
- cmddatalong[5] = jtagarmtransn(cmddatalong[1], 32, MSB, NOEND, NORETIDLE);
- cmddatalong[6] = jtagarmtransn(cmddatalong[2], 9, MSB, NOEND, NORETIDLE);
- cmddatalong[7] = jtagarmtransn(cmddatalong[3], 32, MSB, END, RETIDLE);
- jtagarm7tdmi_resettap();
- jtagarm7tdmi_scan_intest(1);
- cmddatalong[8] = jtagarmtransn(0x41414141, 32, MSB, NOEND, NORETIDLE);
- cmddatalong[9] = jtagarmtransn(0x44444444, 1, MSB, NOEND, NORETIDLE);
- cmddatalong[10] = jtagarmtransn(cmddatalong[8], 32, MSB, NOEND, NORETIDLE);
- cmddatalong[11] = jtagarmtransn(cmddatalong[9], 1, MSB, END, RETIDLE);
- jtagarm7tdmi_resettap();
- txdata(app,verb,48);
+ case JTAGARM7TDMI_SETWATCH1:
+ jtagarm7tdmi_set_watchpoint0(cmddatalong[0], cmddatalong[1], cmddatalong[2], cmddatalong[3], cmddatalong[4], cmddatalong[5]);
+ txdata(app,verb,4);
break;
-
default:
jtaghandle(app,verb,len);
}