···

       
43
       
43
       
 
       
  sdImage = {

     

       
44
       
44
       
 
       
    populateBootCommands = let

     

       
45
       
45
       
 
       
      configTxt = pkgs.writeText "config.txt" ''

     

       
46
       
46
       
+
       
        # Prevent the firmware from smashing the framebuffer setup done by the mainline kernel

     

       
47
       
47
       
+
       
        # when attempting to show low-voltage or overtemperature warnings.

     

       
48
       
48
       
+
       
        avoid_warnings=1

     

       
49
       
49
       
+
       


     

       
46
       
50
       
 
       
        [pi2]

     

       
47
       
51
       
 
       
        kernel=u-boot-rpi2.bin

     

       
48
       
52
       
 
       


     

       
49
       
53
       
 
       
        [pi3]

     

       
50
       
54
       
 
       
        kernel=u-boot-rpi3.bin

     

       
55
       
55
       
+
       


     

       
56
       
56
       
+
       
        # U-Boot used to need this to work, regardless of whether UART is actually used or not.

     

       
57
       
57
       
+
       
        # TODO: check when/if this can be removed.

     

       
51
       
58
       
 
       
        enable_uart=1

     

       
52
       
59
       
 
       
      '';

     

       
53
       
60
       
 
       
      in ''