Ps-22a.bin [portable] Guide

unsquashfs rootfs.bin # edit files in squashfs-root/ mksquashfs squashfs-root/ new_rootfs.bin -comp xz -b 256K

If you have a specific device model that uses ps-22a.bin (e.g., Owon SDS7102, Hantek DSO5202P), I can provide more targeted offsets and flash procedures. ps-22a.bin

If Binwalk identifies SquashFS:

Possibly, but not directly. PlayStation 2 modchips and OSD (Open PS2 Loader) used various .bin files for configuration. However, “22a” is not a standard PS2 code. It could be a custom patch from a niche emulator like PCSX2. unsquashfs rootfs

If your emulator specifically demands scph1001.bin , rename ps-22a.bin to scph1001.bin . 2. MiSTer FPGA (PSX Core) However, “22a” is not a standard PS2 code

| Tool | Purpose | |-----------------------|--------------------------------------| | binwalk | Detect embedded filesystems/headers | | dd | Manual extraction | | unsquashfs / mksquashfs | SquashFS handling | | firmware-mod-kit | Automated extraction/repacking | | hexdump / strings | Low‑level inspection | | md5sum | Verify original vs modified |