···

       
21
       
21
       
 
       
, # size of the FAT partition, in megabytes.

     

       
22
       
22
       
 
       
  bootSize ? 1024

     

       
23
       
23
       
 
       


     

       
24
       
24
       
+
       
  , # memory allocated for virtualized build instance

     

       
25
       
25
       
+
       
  memSize ? 1024

     

       
26
       
26
       
+
       


     

       
24
       
27
       
 
       
, # The size of the root partition, in megabytes.

     

       
25
       
28
       
 
       
  rootSize ? 2048

     

       
26
       
29
       
 
       


     
···

       
230
       
233
       
 
       
  ).runInLinuxVM (

     

       
231
       
234
       
 
       
    pkgs.runCommand name

     

       
232
       
235
       
 
       
      {

     

       
233
       
233
       
-
       
        memSize = 1024;

     

       
236
       
236
       
+
       
        inherit memSize;

     

       
234
       
237
       
 
       
        QEMU_OPTS = "-drive file=$rootDiskImage,if=virtio,cache=unsafe,werror=report";

     

       
235
       
238
       
 
       
        preVM = ''

     

       
236
       
239
       
 
       
          PATH=$PATH:${pkgs.qemu_kvm}/bin