\brief JTAG handler functions.
*/
+#ifndef JTAG_H
+#define JTAG_H
+
#include <signal.h>
#include <io.h>
#include <iomacros.h>
-extern unsigned int drwidth;
-
-#define MSP430MODE 0
-#define MSP430XMODE 1
-#define MSP430X2MODE 2
-extern unsigned int jtag430mode;
-
// Generic Commands
//! Shift n bytes.
unsigned long jtagtransn(unsigned long word,
- unsigned int bitcount);
+ unsigned char bitcount,
+ unsigned char flags);
+//! Shift the address width.
+unsigned long jtag_dr_shiftadr(unsigned long in);
//! Shift 8 bits of the IR.
unsigned char jtag_ir_shift8(unsigned char);
//! Shift 16 bits of the DR.
//! Setup the JTAG pin directions.
void jtagsetup();
-// JTAG430 Commands
-
-//! Start JTAG, unique to the '430.
-void jtag430_start();
-//! Reset the TAP state machine, check the fuse.
-void jtag430_resettap();
-
-//! Defined in jtag430asm.S
-void jtag430_tclk_flashpulses(int);
-
-//High-level Macros follow
-//! Write data to address.
-void jtag430_writemem(unsigned int adr, unsigned int data);
-//! Read data from address
-unsigned int jtag430_readmem(unsigned int adr);
-//! Halt the CPU
-void jtag430_haltcpu();
-//! Release the CPU
-void jtag430_releasecpu();
-//! Set CPU to Instruction Fetch
-void jtag430_setinstrfetch();
-//! Set the program counter.
-void jtag430_setpc(unsigned int adr);
-//! Write data to address.
-void jtag430_writeflash(unsigned int adr, unsigned int data);
+//! Ratchet Clock Down and Up
+void jtag_tcktock();
+//! Go to SHIFT_IR
+void jtag_goto_shift_ir();
+//! Go to SHIFT_DR
+void jtag_goto_shift_dr();
+//! TAP RESET
+void jtag_resettap();
//Pins. Both SPI and JTAG names are acceptable.
//#define SS BIT0
#define SAVETCLK savedtclk=P5OUT&TCLK;
#define RESTORETCLK if(savedtclk) P5OUT|=TCLK; else P5OUT&=~TCLK
-
-//16-bit MSP430 JTAG commands, bit-swapped
-#define IR_CNTRL_SIG_16BIT 0xC8 // 0x13
-#define IR_CNTRL_SIG_CAPTURE 0x28 // 0x14
-#define IR_CNTRL_SIG_RELEASE 0xA8 // 0x15
-// Instructions for the JTAG Fuse
-#define IR_PREPARE_BLOW 0x44 // 0x22
-#define IR_EX_BLOW 0x24 // 0x24
-// Instructions for the JTAG data register
-#define IR_DATA_16BIT 0x82 // 0x41
-#define IR_DATA_QUICK 0xC2 // 0x43
-// Instructions for the JTAG PSA mode
-#define IR_DATA_PSA 0x22 // 0x44
-#define IR_SHIFT_OUT_PSA 0x62 // 0x46
-// Instructions for the JTAG address register
-#define IR_ADDR_16BIT 0xC1 // 0x83
-#define IR_ADDR_CAPTURE 0x21 // 0x84
-#define IR_DATA_TO_ADDR 0xA1 // 0x85
-// Bypass instruction
-#define IR_BYPASS 0xFF // 0xFF
-
-//MSP430X2 unique
-#define IR_COREIP_ID 0xE8 // 0x17
-#define IR_DEVICE_ID 0xE1 // 0x87
-
-//MSP430 or MSP430X
-#define MSP430JTAGID 0x89
-//MSP430X2 only
-#define MSP430X2JTAGID 0x91
-
-//! Syncs a POR.
-unsigned int jtag430x2_syncpor();
-//! Executes an MSP430X2 POR
-unsigned int jtag430x2_por();
-//! Power-On Reset
-void jtag430_por();
+//Replace every "CLRTCK SETTCK" with this.
+#define TCKTOCK CLRTCK,SETTCK
//JTAG commands
#define JTAG_IR_SHIFT 0x80
#define JTAG_DR_SHIFT 0x81
+#define JTAG_RESETTAP 0x82
#define JTAG_DR_SHIFT20 0x91
+#define MSB 0
+#define LSB 1
+#define NOEND 2
+#define NORETIDLE 4
+
//JTAG430 commands
-#define JTAG430_HALTCPU 0xA0
-#define JTAG430_RELEASECPU 0xA1
-#define JTAG430_SETINSTRFETCH 0xC1
-#define JTAG430_SETPC 0xC2
-#define JTAG430_WRITEMEM 0xE0
-#define JTAG430_WRITEFLASH 0xE1
-#define JTAG430_READMEM 0xE2
-#define JTAG430_ERASEFLASH 0xE3
-#define JTAG430_ERASECHECK 0xE4
-#define JTAG430_VERIFYMEM 0xE5
-#define JTAG430_BLOWFUSE 0xE6
-#define JTAG430_ISFUSEBLOWN 0xE7
-#define JTAG430_COREIP_ID 0xF0
-#define JTAG430_DEVICE_ID 0xF1
+//#include "jtag430.h"
+
+#endif