CMake options
The IDE Options dialog box contains a page for using IAR Embedded Workbench with CMake. The page is available by choosing Tools>Options>CMake/CMSIS-Toolbox.
The CMake options are available by choosing Tools>Options.

These options will be used when you create new CMake projects. Any settings made in the project options dialog box—available by choosing Project>Options>CMake/CMSIS-Toolbox—will override these options.
CMake executable
Specifies the path to the CMake installation.
CMake generator
Sets the build generator. Choose between:
Ninja
Ninja Multi-Config
Extra command line options for configuration
Use this field to send command line build options directly to CMake.
CMSIS-Toolbox installation
This option has no effect when used with IAR Embedded Workbench for RX.
Pack root
This option has no effect when used with IAR Embedded Workbench for RX.
Add current installation as IAR_TOOLCHAIN_ROOT
This option has no effect when used with IAR Embedded Workbench for RX.
Automatically download missing packs (automatically accepts licenses)
This option has no effect when used with IAR Embedded Workbench for RX.
Automatically resolve device
This option has no effect when used with IAR Embedded Workbench for RX.
Csolution extra command line options
This option has no effect when used with IAR Embedded Workbench for RX.
Cbuildgen extra command line options
This option has no effect when used with IAR Embedded Workbench for RX.