Привожу пример синтексиса файла hex2svf.cnf . " Devices the before PicoBlaze FPGA" у меня systemace и xcf32p.
Код
// Initialise SVF file
TRST OFF;
ENDIR IDLE;
ENDDR IDLE;
STATE RESET IDLE;
// set up the chain to bypass the unused JTAG devices
// 2 Devices the before PicoBlaze FPGA
// 1 Devices after PicoBlaze FPGA
// IR of device 1 is 3
// IR of device 2 is 16
// *** Device number 3 is the FPGA with PicoBlaze II ***
// IR of device 4 is 8
TDR 2 TDI(0) (3);
TIR 19 TDI(7FFFF) SMASK (7FFFF);
HDR 1 TDI(0) SMASK (1);
HIR 8 TDI(FF) SMASK (FF);
// Put FPGA into USER1 mode
SIR 14 TDI(3FC2) SMASK (3FFF);
TRST OFF;
ENDIR IDLE;
ENDDR IDLE;
STATE RESET IDLE;
// set up the chain to bypass the unused JTAG devices
// 2 Devices the before PicoBlaze FPGA
// 1 Devices after PicoBlaze FPGA
// IR of device 1 is 3
// IR of device 2 is 16
// *** Device number 3 is the FPGA with PicoBlaze II ***
// IR of device 4 is 8
TDR 2 TDI(0) (3);
TIR 19 TDI(7FFFF) SMASK (7FFFF);
HDR 1 TDI(0) SMASK (1);
HIR 8 TDI(FF) SMASK (FF);
// Put FPGA into USER1 mode
SIR 14 TDI(3FC2) SMASK (3FFF);
з.ы
Точно такая тема на конференции xilinx и там приведен пример настройки для virtex5. Впринципе все прозрачно, но там в jtag цепочке только один кристалл,а у меня 4.
http://forums.xilinx.com/xlnx/board/messag...ding&page=2
