CRT_DISPLAY_CTRL
reg = peek32(CRT_DISPLAY_CTRL);
poke32(CRT_DISPLAY_CTRL, reg);
reg = CRT_DISPLAY_CTRL;
reg = peek32(CRT_DISPLAY_CTRL) &
poke32(CRT_DISPLAY_CTRL, tmp | reg);
poke32(CRT_DISPLAY_CTRL, disp_control);
value = peek32(CRT_DISPLAY_CTRL) & ~CRT_DISPLAY_CTRL_DPMS_MASK;
poke32(CRT_DISPLAY_CTRL, value);
reg = peek32(CRT_DISPLAY_CTRL);
poke32(CRT_DISPLAY_CTRL, reg);
val = peek32(CRT_DISPLAY_CTRL) & ~CRT_DISPLAY_CTRL_DPMS_MASK;
poke32(CRT_DISPLAY_CTRL, val | dpms);
val = peek32(CRT_DISPLAY_CTRL) & ~CRT_DISPLAY_CTRL_BLANK;
poke32(CRT_DISPLAY_CTRL, val | crtdb);
val = peek32(CRT_DISPLAY_CTRL) & ~CRT_DISPLAY_CTRL_BLANK;
poke32(CRT_DISPLAY_CTRL, val | crtdb);