Defined in 4 files as a config:
- boards/Kconfig, line 50 (as a config)
- boards/x86/qemu_x86/Kconfig.defconfig, line 30 (as a config)
- boards/x86/qemu_x86/Kconfig.defconfig, line 67 (as a config)
- boards/x86/qemu_x86/Kconfig.defconfig, line 94 (as a config)