$ ./src/openocd -f ./tcl/interface/altera-usb-blaster.cfg -f altera-dev.tcl
Open On-Chip Debugger 0.7.0-dev-gec21172-dirty (2013-08-27-21:43)
Licensed under GNU GPL v2
For bug reports, read
	http://openocd.sourceforge.net/doc/doxygen/bugs.html
Info : only one transport option; autoselect 'jtag'
adapter speed: 3000 kHz
Warn : Interface already configured, ignoring
adapter speed: 3000 kHz
Info : No lowlevel driver configured, will try them all
Info : usb blaster interface using libftdi
Info : clock speed 3000 kHz
Info : JTAG tap: or1k.cpu tap/device found: 0x020f10dd (mfg: 0x06e, part: 0x20f1, ver: 0x0)
target state: halted
Chip is or1k.cpu, Endian: big, type: or1k