2 \author Travis Goodspeed
3 \brief JTAG handler functions.
14 extern unsigned int drwidth;
18 #define MSP430X2MODE 2
19 extern unsigned int jtag430mode;
23 //! Start JTAG, unique to the '430.
25 //! Reset the TAP state machine, check the fuse.
26 void jtag430_resettap();
28 //! Defined in jtag430asm.S
29 void jtag430_tclk_flashpulses(int);
31 //High-level Macros follow
32 //! Write data to address.
33 void jtag430_writemem(unsigned int adr, unsigned int data);
34 //! Read data from address
35 unsigned int jtag430_readmem(unsigned int adr);
37 void jtag430_haltcpu();
39 void jtag430_releasecpu();
40 //! Set CPU to Instruction Fetch
41 void jtag430_setinstrfetch();
42 //! Set the program counter.
43 void jtag430_setpc(unsigned int adr);
44 //! Write data to address.
45 void jtag430_writeflash(unsigned int adr, unsigned int data);
48 //16-bit MSP430 JTAG commands, bit-swapped
49 #define IR_CNTRL_SIG_16BIT 0xC8 // 0x13
50 #define IR_CNTRL_SIG_CAPTURE 0x28 // 0x14
51 #define IR_CNTRL_SIG_RELEASE 0xA8 // 0x15
52 // Instructions for the JTAG Fuse
53 #define IR_PREPARE_BLOW 0x44 // 0x22
54 #define IR_EX_BLOW 0x24 // 0x24
55 // Instructions for the JTAG data register
56 #define IR_DATA_16BIT 0x82 // 0x41
57 #define IR_DATA_QUICK 0xC2 // 0x43
58 // Instructions for the JTAG PSA mode
59 #define IR_DATA_PSA 0x22 // 0x44
60 #define IR_SHIFT_OUT_PSA 0x62 // 0x46
61 // Instructions for the JTAG address register
62 #define IR_ADDR_16BIT 0xC1 // 0x83
63 #define IR_ADDR_CAPTURE 0x21 // 0x84
64 #define IR_DATA_TO_ADDR 0xA1 // 0x85
66 #define IR_BYPASS 0xFF // 0xFF
69 #define IR_COREIP_ID 0xE8 // 0x17
70 #define IR_DEVICE_ID 0xE1 // 0x87
73 #define MSP430JTAGID 0x89
75 #define MSP430X2JTAGID 0x91
78 unsigned int jtag430x2_syncpor();
79 //! Executes an MSP430X2 POR
80 unsigned int jtag430x2_por();
86 #define JTAG430_HALTCPU 0xA0
87 #define JTAG430_RELEASECPU 0xA1
88 #define JTAG430_SETINSTRFETCH 0xC1
89 #define JTAG430_SETPC 0xC2
90 #define JTAG430_SETREG 0xD2
91 #define JTAG430_GETREG 0xD3
93 #define JTAG430_WRITEMEM 0xE0
94 #define JTAG430_WRITEFLASH 0xE1
95 #define JTAG430_READMEM 0xE2
96 #define JTAG430_ERASEFLASH 0xE3
97 #define JTAG430_ERASECHECK 0xE4
98 #define JTAG430_VERIFYMEM 0xE5
99 #define JTAG430_BLOWFUSE 0xE6
100 #define JTAG430_ISFUSEBLOWN 0xE7
101 #define JTAG430_ERASEINFO 0xE8
102 #define JTAG430_COREIP_ID 0xF0
103 #define JTAG430_DEVICE_ID 0xF1
105 extern app_t const jtag430_app;