X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=firmware%2Fapps%2Fjtag%2Fjtag430.c;h=8813e57d348b363ed82f61eb9ae502c6eed5e9ff;hb=317db1594d5774d4d6aca749f3ce410b108048ff;hp=20055f20d5fc246dfeae7763bb93163b8d29d890;hpb=b1ae86eaae79309b8993c505d85b915dcac546b9;p=goodfet

diff --git a/firmware/apps/jtag/jtag430.c b/firmware/apps/jtag/jtag430.c
index 20055f2..8813e57 100644
--- a/firmware/apps/jtag/jtag430.c
+++ b/firmware/apps/jtag/jtag430.c
@@ -51,9 +51,14 @@ void jtag430_haltcpu(){
 //! Release the CPU
 void jtag430_releasecpu(){
   CLRTCLK;
+  //debugstr("Releasing target MSP430.");
+  
+  /*
   jtag_ir_shift8(IR_CNTRL_SIG_16BIT);
-  jtag_dr_shift16(0x2401);
-  jtag_ir_shift8(IR_ADDR_CAPTURE);
+  jtag_dr_shift16(0x2C01); //Apply reset.
+  jtag_dr_shift16(0x2401); //Release reset.
+  */
+  jtag_ir_shift8(IR_CNTRL_SIG_RELEASE);
   SETTCLK;
 }
 
@@ -133,6 +138,7 @@ void jtag430_writeflash(unsigned int adr, unsigned int data){
   jtag430_writemem(0x012A, 0xA540);
   //FCTL3=0xA500, should be 0xA540 for Info Seg A on 2xx chips.
   jtag430_writemem(0x012C, 0xA500); //all but info flash.
+  //if(jtag430_readmem(0x012C));
   
   //Write the word itself.
   jtag430_writeflashword(adr,data);
@@ -173,7 +179,8 @@ void jtag430_por(){
 #define ERASE_SGMT 0xA502
 
 //! Configure flash, then write a word.
-void jtag430_eraseflash(unsigned int mode, unsigned int adr, unsigned int count){
+void jtag430_eraseflash(unsigned int mode, unsigned int adr, unsigned int count,
+			unsigned int info){
   jtag430_haltcpu();
   
   //FCTL1= erase mode
@@ -181,7 +188,10 @@ void jtag430_eraseflash(unsigned int mode, unsigned int adr, unsigned int count)
   //FCTL2=0xA540, selecting MCLK as source, DIV=1
   jtag430_writemem(0x012A, 0xA540);
   //FCTL3=0xA500, should be 0xA540 for Info Seg A on 2xx chips.
-  jtag430_writemem(0x012C, 0xA500);
+  if(info)
+    jtag430_writemem(0x012C, 0xA540);
+  else
+    jtag430_writemem(0x012C, 0xA500);
   
   //Write the erase word.
   jtag430_writemem(adr, 0x55AA);
@@ -319,6 +329,7 @@ void jtag430handle(unsigned char app,
    * for testing server.
    */
   while((i=jtag430_readmem(0xff0))==0xFFFF){
+    debugstr("Reconnecting to target MSP430.");
     jtag430_start();
     P1OUT^=1;
   }
@@ -414,12 +425,19 @@ void jtag430handle(unsigned char app,
     txdata(app,verb,2);
     break;
   case JTAG430_ERASEFLASH:
-    jtag430_eraseflash(ERASE_MASS,0xFFFE,0x3000);
+    jtag430_eraseflash(ERASE_MASS,0xFFFE,0x3000,0);
+    txdata(app,verb,0);
+    break;
+  case JTAG430_ERASEINFO:
+    jtag430_eraseflash(ERASE_SGMT,0x1000,0x3000,1);
     txdata(app,verb,0);
     break;
   case JTAG430_SETPC:
     jtag430_haltcpu();
+    //debughex("Setting PC.");
+    //debughex(cmddataword[0]);
     jtag430_setpc(cmddataword[0]);
+    jtag430_releasecpu();
     txdata(app,verb,0);
     break;
   case JTAG430_SETREG: