SECO - Intel Amston Lake driver commands
The tables below provide a summary of driver commands for SECO Amston Lake platform.
Any other drivers used by the buildfile for SECO Amston Lake platform are available as part of the generic driver commands.
For more information about the generic commands, see the
Generic x86_64_Driver Commands
chapter in this guide.
For more information about these and other commands,
see the QNX OSUtilities Reference.
Here are the SECO Amston Lake-specific drivers:
- ECM Server
- Resource manager that controls the MEC170 embedded controller and provides shared access for its clients
- I2C
- Client of the ECM server providing access to I²C devices managed through the MEC170
- Watchdog
- Client of the ECM server that monitors system health and triggers reset on failure
ECM Server
| Device | ecm-mec170x |
| Commands |
ecm-mec170x |
| Required binaries | ecm-mec170x |
| Source location | src/utils/ecm-mec170x |
Options:
Here are the options you can use with the ecm-mec170x command:
- -p
- Thread priority. Default is to Inherit
I2C
| Device | I2C |
| Commands |
i2c-mec170 -d10 --u10 |
| Required binaries | i2c-mec170, isendrecv, isend |
| Source location | src/hardware/i2c/mec170 |
Options:
There are SECO Amston Lake specific (single-dash) and generic (double-dash) options available.
- -d
- bus_num: I2C bus number. Default: 10
- -v
- Increase verbosity. Default: 0
Generic options:
These are generic options for the driver:
- --b bus_speed
- The default bus speed. If this option isn't specified, the default is 100000.
- --u unit
- Unit number. Number to append to device name prefix (/dev/i2c). The default is 0.
Example:
i2c-mec170 -d 10 --u 10 -vWatchdog
| Device | Watchdog |
| Commands |
wdtkick -d 100 -e 30000 -r 29000 -s 29000 |
| Required binaries | wdtkick |
| Source location | src/hardware/support/intel/seco/wdtkick |
Options:
Here are the options you can use with the wdtkick command:
- -p
- Thread priority. Default is to Inherit
- -d
- Initial delay for the WDT in milliseconds. Default: 100
- -e
- EventTimeout: WDT timeout in milliseconds to trigger a watchdog event. Default: 30000
- -r
- ResetTimeout: WDT timeout in milliseconds to trigger a system reset. Default: 29000
- -s
- sleep_period: Period between each WDT kick in milliseconds. Default: 29000 To ensure proper event handling, the sleep_period should always be set to a value greater than the EventTimeout.
Example:
wdtkick -t 5000