diff --git a/fpga/ariane-multi-hart.cfg b/fpga/ariane-multi-hart.cfg new file mode 100644 index 000000000..3f21b8646 --- /dev/null +++ b/fpga/ariane-multi-hart.cfg @@ -0,0 +1,40 @@ +adapter_khz 1000 + +interface ftdi +ftdi_vid_pid 0x0403 0x6010 + +# Channel 1 is taken by Xilinx JTAG +ftdi_channel 0 + +# links: +# http://openocd.org/doc-release/html/Debug-Adapter-Configuration.html +# +# Bit MPSSE FT2232 JTAG Type Description +# Bit0 TCK ADBUS0 TCK Out Clock Signal Output +# Bit1 TDI ADBUS1 TDI Out Serial Data Out +# Bit2 TDO ADBUS2 TDO In Serial Data In +# Bit3 TMS ADBUS3 TMS Out Select Signal Out +# Bit4 GPIOL0 ADBUS4 nTRST In/Out General Purpose I/O +# this corresponds to the following in/out layout, with TMS initially set to 1 +ftdi_layout_init 0x0018 0x001b +# we only have to specify nTRST, the others are assigned correctly by default +ftdi_layout_signal nTRST -ndata 0x0010 + +set _CHIPNAME riscv +jtag newtap $_CHIPNAME cpu -irlen 5 + +set _TARGETNAME $_CHIPNAME.cpu +target create $_TARGETNAME riscv -chain-position $_TARGETNAME -rtos riscv + +gdb_report_data_abort enable +gdb_report_register_access_error enable + +riscv set_reset_timeout_sec 120 +riscv set_command_timeout_sec 120 + +# prefer to use sba for system bus access +riscv set_prefer_sba off + +init +halt +echo "Ready for Remote Connections" diff --git a/fpga/ariane.cfg b/fpga/ariane.cfg index b50bd7726..245914130 100644 --- a/fpga/ariane.cfg +++ b/fpga/ariane.cfg @@ -8,13 +8,13 @@ ftdi_channel 0 # links: # http://openocd.org/doc-release/html/Debug-Adapter-Configuration.html -# +# # Bit MPSSE FT2232 JTAG Type Description # Bit0 TCK ADBUS0 TCK Out Clock Signal Output # Bit1 TDI ADBUS1 TDI Out Serial Data Out # Bit2 TDO ADBUS2 TDO In Serial Data In # Bit3 TMS ADBUS3 TMS Out Select Signal Out -# Bit4 GPIOL0 ADBUS4 nTRST In/Out General Purpose I/O +# Bit4 GPIOL0 ADBUS4 nTRST In/Out General Purpose I/O # this corresponds to the following in/out layout, with TMS initially set to 1 ftdi_layout_init 0x0018 0x001b # we only have to specify nTRST, the others are assigned correctly by default @@ -24,7 +24,7 @@ set _CHIPNAME riscv jtag newtap $_CHIPNAME cpu -irlen 5 set _TARGETNAME $_CHIPNAME.cpu -target create $_TARGETNAME riscv -chain-position $_TARGETNAME +target create $_TARGETNAME riscv -chain-position $_TARGETNAME -coreid 0 gdb_report_data_abort enable gdb_report_register_access_error enable