I seem to have solved this problem, but I am still not successful in booting android.
I downloaded and compiled AOSP, branch android-12 and lunch aosp_arm64-eng, and made myimage.img with ramdisk.img and system.img in the android out folder according to Fast Models User Guide (arm.com)
Here is my start command:
But it stuck in the following interface：
I think there may be a problem with the android image produced, and the fast models user guide is too brief. How can I correctly build an android12 image and Device Tree Binary that can be used by fast models? What files do I need to prepare to run android under fast models?