This file lists the display configurations that UI Core (Screen) is using.
The dpy-1 file in /dev/screen/0/ shows the configurations of the display that UI Core (Screen) is currently using.
From your target, you can see the display configurations that UI Core (Screen) is currently using by looking at the dpy-display_id file in /dev/screen/0/. The values you see from this file are the values that are currently used at the moment when you cat the file.
# cat /dev/screen/0/dpy-1
device id = 1 port id = 1 port type = HDMI WFD_QNX_bchs extension = 0 WFD_QNX_vsync extension = 1 WFD_QNX_port_mode_info = 1 WFD_QNX_cbabc = 1 active = 1 device_id = LLG-4615-0-2010-1 video mode = 1280 x 720 @ 60 (progressive) native resolution = 1280 x 1024 physical size = 360 x 290 detachable = 1 protection enabled = off rotation support = WFD_ROTATION_SUPPORT_NONE rotation mode = blits rotation = 0, 0 fill port area = 0 writeback = 0 destination = WFD_INVALID_HANDLE gamma range = [1 .. 1] gamma = 1 aspect ratio = 0:0 refresh = 0 formats = rgba8888 rgbx8888 nv12 power mode = SCREEN_POWER_MODE_ON mirror mode = disabled viewport = (0,0 0x0) cbabc mode = WFD_PORT_CBABC_MODE_NONE_QNX updates = 0 counter = 1 priority = 15 rebuild = 1 splash = 0 background color = ff000000 transparent color = 00000000 capture buffer = (none) frame buffer = win-0 rotation buffer = (none) cursor = disabled cursor updates = 0 window manager = (none) composition module = pvr2d (loaded) effect module = (null) (not loaded) keep awakes = 0 focus = (none) scene = (empty) bypass = 0 dirty = (none) windows = (none) background = (0,0;1280,720) holes = (none) update mutex = 0x1615cc update condvar = 0x1615d4 plane 0 { pipeline id = 1 order = 2 scale range = [0.125 .. 7] rotation support = WFD_ROTATION_SUPPORT_NONE usage = SCREEN_USAGE_DISPLAY format = SCREEN_FORMAT_RGBX8888 cursor = off source = (none) } plane 1 { pipeline id = 4 order = 3 scale range = [1 .. 1] rotation support = WFD_ROTATION_SUPPORT_NONE usage = (none) format = SCREEN_FORMAT_RGBA8888 cursor = off source = (none) } metrics.total.attach = 1 metrics.total.power = 0 metrics.total.idle = 0 metrics.total.events = 0 metrics.delta.attach = 0 metrics.delta.power = 0 metrics.delta.idle = 0 metrics.delta.events = 0