Hello there,
Reference: http://kevinmehall.net/openrisc/guide/
I m a newbie to ORPSoC and OpenOCD, and i ve been trying to build an OrpSoC system based on the tutorial provided with the reference. Once the system is build and the OpenOCD is triggered, it throws in an error
jeebu@jeebu:~/openrisc/toolchain/openOCD$ sudo ./src/openocd -f ./tcl/interface/altera-usb-blaster.cfg -f altera-dev.tcl
Open On-Chip Debugger 0.5.0-dev-g187f984 (2014-04-30-19:46)
Licensed under GNU GPL v2
For bug reports, read
http://openocd.berlios.de/doc/doxygen/bugs.html
Info : only one transport option; autoselect ‘jtag’
3000 kHz
Warn : Interface already configured, ignoring
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: 0x020f30dd (mfg: 0x06e, part: 0x20f3, ver: 0x0)
Warn : JTAG tap: or1k.cpu UNEXPECTED: 0x020f30dd (mfg: 0x06e, part: 0x20f3, ver: 0x0)
Error: JTAG tap: or1k.cpu expected 1 of 1: 0x020b30dd (mfg: 0x06e, part: 0x20b3, ver: 0x0)
Error: Trying to use configured scan chain anyway…
Warn : Bypassing JTAG setup events due to errors
Error: received CRC (0xfff927ff) not same as calculated CRC (0x2926cf53)
Error: received CRC (0x496db27f) not same as calculated CRC (0x6d09534e)
Error: received CRC (0xfff927ff) not same as calculated CRC (0x2926cf53)
Error: received CRC (0x496db27f) not same as calculated CRC (0x6d09534e)
Warn : Debug IF CPU control reg read failure.
Warn : Resetting JTAG TAP state and reconnectiong to debug IF.
Warn : attempt 1 of 5
Error: received CRC (0xfff927ff) not same as calculated CRC (0x2926cf53)
Error: received CRC (0x496db27f) not same as calculated CRC (0x6d09534e)
Warn : Debug IF CPU control reg read failure.
Warn : Resetting JTAG TAP state and reconnectiong to debug IF.
I m unable to solve this issue of CRC. Need some help.
Regards
Jeebu Jacob Thomas