[pi4] kernel=9pi4 arm_64bit=1 [pi3] kernel=9pi3 arm_64bit=1 [all] gpu_mem=16 core_freq=250 enable_uart=1 boot_delay=1 hdmi_group=2 hdmi_mode=87 hdmi_cvt=2560 1440 60 3 0 0 1 max_framebuffer_width=2560 max_framebuffer_height=1440 hdmi_pixel_freq_limit=250000000