pi@raspberrypi:~ $ linuxcnc
LINUXCNC - 2.8.0-pre1-2771-gdc2ff49
Machine configuration directory is '/home/pi/linuxcnc/configs/knight9'
Machine configuration file is 'knights.ini'
Starting LinuxCNC...
Found file(REL): ./knights.hal
Note: Using POSIX realtime
hm2: loading Mesa HostMot2 driver version 0.15
hm2_rpspi: Cannot open clock setting '/sys/kernel/debug/clk/vpu/clk_rate' (errno=2), using 400000000 Hz
hm2/hm2_7i90.0: Smart Serial Firmware Version 43
Board hm2_7i90.0.7i84.0.1 Hardware Mode 0 = standard
Board hm2_7i90.0.7i84.0.1 Software Mode 0 = input_output
Board hm2_7i90.0.7i84.0.1 Software Mode 1 = io_analog_fieldvoltage
Board hm2_7i90.0.7i84.0.1 Software Mode 2 = io_encoder_analog
hm2/hm2_7i90.0: 72 I/O Pins used:
hm2/hm2_7i90.0:     IO Pin 000 (P1-01): StepGen #0, pin Step (Output)
hm2/hm2_7i90.0:     IO Pin 001 (P1-03): StepGen #0, pin Direction (Output)
hm2/hm2_7i90.0:     IO Pin 002 (P1-05): StepGen #1, pin Step (Output)
hm2/hm2_7i90.0:     IO Pin 003 (P1-07): StepGen #1, pin Direction (Output)
hm2/hm2_7i90.0:     IO Pin 004 (P1-09): IOPort
hm2/hm2_7i90.0:     IO Pin 005 (P1-11): IOPort
hm2/hm2_7i90.0:     IO Pin 006 (P1-13): IOPort
hm2/hm2_7i90.0:     IO Pin 007 (P1-15): IOPort
hm2/hm2_7i90.0:     IO Pin 008 (P1-17): IOPort
hm2/hm2_7i90.0:     IO Pin 009 (P1-19): IOPort
hm2/hm2_7i90.0:     IO Pin 010 (P1-21): IOPort
hm2/hm2_7i90.0:     IO Pin 011 (P1-23): IOPort
hm2/hm2_7i90.0:     IO Pin 012 (P1-25): IOPort
hm2/hm2_7i90.0:     IO Pin 013 (P1-27): IOPort
hm2/hm2_7i90.0:     IO Pin 014 (P1-29): IOPort
hm2/hm2_7i90.0:     IO Pin 015 (P1-31): IOPort
hm2/hm2_7i90.0:     IO Pin 016 (P1-33): IOPort
hm2/hm2_7i90.0:     IO Pin 017 (P1-35): IOPort
hm2/hm2_7i90.0:     IO Pin 018 (P1-37): IOPort
hm2/hm2_7i90.0:     IO Pin 019 (P1-39): IOPort
hm2/hm2_7i90.0:     IO Pin 020 (P1-41): IOPort
hm2/hm2_7i90.0:     IO Pin 021 (P1-43): IOPort
hm2/hm2_7i90.0:     IO Pin 022 (P1-45): IOPort
hm2/hm2_7i90.0:     IO Pin 023 (P1-47): IOPort
hm2/hm2_7i90.0:     IO Pin 024 (P2-01): Encoder #0, pin A (Input)
hm2/hm2_7i90.0:     IO Pin 025 (P2-03): Encoder #0, pin B (Input)
hm2/hm2_7i90.0:     IO Pin 026 (P2-05): Encoder #0, pin Index (Input)
hm2/hm2_7i90.0:     IO Pin 027 (P2-07): IOPort
hm2/hm2_7i90.0:     IO Pin 028 (P2-09): IOPort
hm2/hm2_7i90.0:     IO Pin 029 (P2-11): IOPort
hm2/hm2_7i90.0:     IO Pin 030 (P2-13): IOPort
hm2/hm2_7i90.0:     IO Pin 031 (P2-15): IOPort
hm2/hm2_7i90.0:     IO Pin 032 (P2-17): IOPort
hm2/hm2_7i90.0:     IO Pin 033 (P2-19): IOPort
hm2/hm2_7i90.0:     IO Pin 034 (P2-21): IOPort
hm2/hm2_7i90.0:     IO Pin 035 (P2-23): IOPort
hm2/hm2_7i90.0:     IO Pin 036 (P2-25): IOPort
hm2/hm2_7i90.0:     IO Pin 037 (P2-27): IOPort
hm2/hm2_7i90.0:     IO Pin 038 (P2-29): IOPort
hm2/hm2_7i90.0:     IO Pin 039 (P2-31): IOPort
hm2/hm2_7i90.0:     IO Pin 040 (P2-33): IOPort
hm2/hm2_7i90.0:     IO Pin 041 (P2-35): IOPort
hm2/hm2_7i90.0:     IO Pin 042 (P2-37): IOPort
hm2/hm2_7i90.0:     IO Pin 043 (P2-39): IOPort
hm2/hm2_7i90.0:     IO Pin 044 (P2-41): IOPort
hm2/hm2_7i90.0:     IO Pin 045 (P2-43): IOPort
hm2/hm2_7i90.0:     IO Pin 046 (P2-45): IOPort
hm2/hm2_7i90.0:     IO Pin 047 (P2-47): IOPort
hm2/hm2_7i90.0:     IO Pin 048 (P3-01): IOPort
hm2/hm2_7i90.0:     IO Pin 049 (P3-03): Smart Serial Interface #0, pin RxData1 (Input)
hm2/hm2_7i90.0:     IO Pin 050 (P3-05): IOPort
hm2/hm2_7i90.0:     IO Pin 051 (P3-07): IOPort
hm2/hm2_7i90.0:     IO Pin 052 (P3-09): IOPort
hm2/hm2_7i90.0:     IO Pin 053 (P3-11): IOPort
hm2/hm2_7i90.0:     IO Pin 054 (P3-13): Smart Serial Interface #0, pin TxData1 (Output)
hm2/hm2_7i90.0:     IO Pin 055 (P3-15): Smart Serial Interface #0, pin TxEn1   (Output)
hm2/hm2_7i90.0:     IO Pin 056 (P3-17): IOPort
hm2/hm2_7i90.0:     IO Pin 057 (P3-19): IOPort
hm2/hm2_7i90.0:     IO Pin 058 (P3-21): IOPort
hm2/hm2_7i90.0:     IO Pin 059 (P3-23): IOPort
hm2/hm2_7i90.0:     IO Pin 060 (P3-25): IOPort
hm2/hm2_7i90.0:     IO Pin 061 (P3-27): IOPort
hm2/hm2_7i90.0:     IO Pin 062 (P3-29): IOPort
hm2/hm2_7i90.0:     IO Pin 063 (P3-31): IOPort
hm2/hm2_7i90.0:     IO Pin 064 (P3-33): IOPort
hm2/hm2_7i90.0:     IO Pin 065 (P3-35): IOPort
hm2/hm2_7i90.0:     IO Pin 066 (P3-37): IOPort
hm2/hm2_7i90.0:     IO Pin 067 (P3-39): IOPort
hm2/hm2_7i90.0:     IO Pin 068 (P3-41): IOPort
hm2/hm2_7i90.0:     IO Pin 069 (P3-43): IOPort
hm2/hm2_7i90.0:     IO Pin 070 (P3-45): IOPort
hm2/hm2_7i90.0:     IO Pin 071 (P3-47): IOPort
hm2/hm2_7i90.0: registered
hm2_rpspi: rtapi_app_main: No such device (-19)
./knights.hal:22: waitpid failed /usr/bin/rtapi_app hm2_rpspi
./knights.hal:22: /usr/bin/rtapi_app exited without becoming ready
./knights.hal:22: insmod for hm2_rpspi failed, returned -1
Shutting down and cleaning up LinuxCNC...
hm2_rpspi: not loaded
<commandline>:0: exit value: 255
<commandline>:0: rmmod failed, returned -1
hm2: unloading
<commandline>:0: unloadrt failed
Note: Using POSIX realtime
LinuxCNC terminated with an error.  You can find more information in the log:
    /home/pi/linuxcnc_debug.txt
and
    /home/pi/linuxcnc_print.txt
as well as in the output of the shell command 'dmesg' and in the terminal