buildroot

config BR2_PACKAGE_FBDUMP

    bool "fbdump (Framebuffer Capture Tool)"

    help

      fbdump is a simple tool to capture snapshots from the Linux kernel

      framebuffer  device and write them out as a PPM file. Currently,

      most packed-pixel framebuffer formats and the vga16 framebuffer

      are supported.

​

      http://www.rcdrummond.net/fbdump