| # Connect to a mult-icore RISC-V target, exposing each hart as a thread. |
| adapter_khz 10000 |
| |
| interface remote_bitbang |
| remote_bitbang_host $::env(REMOTE_BITBANG_HOST) |
| remote_bitbang_port $::env(REMOTE_BITBANG_PORT) |
| |
| set _CHIPNAME riscv |
| jtag newtap $_CHIPNAME cpu -irlen 5 -expected-id 0x10e31913 |
| |
| set _TARGETNAME $_CHIPNAME.cpu |
| target create $_TARGETNAME riscv -chain-position $_TARGETNAME -rtos riscv |
| |
| gdb_report_data_abort enable |
| gdb_report_register_access_error enable |
| |
| # Expose an unimplemented CSR so we can test non-existent register access |
| # behavior. |
| riscv expose_csrs 2288 |
| riscv expose_custom 1,12345-12348 |
| |
| init |
| |
| set challenge [riscv authdata_read] |
| riscv authdata_write [expr $challenge + 1] |
| |
| halt |
