git.zerfleddert.de Git - m1-debian/blob - pmdi.pl

   1 #!/usr/bin/perl
   2
   3 # SPDX-License-Identifier: MIT
   4
   5 use strict;
   6
   7 my ($identifier, $size);
   8
   9 sub
  10 find_identifier_before_free_space
  11 {
  12         my $identifier = undef;
  13         my $size = undef;
  14
  15         for my $line (`diskutil list /dev/disk0`) {
  16
  17                 if ($line =~ /^\s+\(free space\)\s+(\d+.\d GB)/) {
  18                         $size = $1;
  19                         $size =~ s/\s+//g;
  20                         last;
  21                 }
  22
  23                 if ($line =~ /(disk0s\d)$/) {
  24                         $identifier = $1;
  25                 }
  26         }
  27
  28         die if not defined $identifier;
  29         die if not defined $size;
  30
  31         return ($identifier, $size);
  32 }
  33
  34 ($identifier, $size) = find_identifier_before_free_space();
  35 system("diskutil addPartition $identifier %EFI% LB 512MB");
  36
  37 $identifier = undef;
  38
  39 for my $line (`diskutil list /dev/disk0`) {
  40         if ($line =~ /EFI.*(disk0s\d)/) {
  41                 $identifier = $1;
  42         }
  43 }
  44
  45 die if not defined $identifier;
  46
  47 system("newfs_msdos /dev/$identifier");
  48 system("mkdir -p /Volumes/efi");
  49 system("mount -t msdos /dev/$identifier /Volumes/efi");
  50 chdir('/Volumes/efi');
  51 system('mkdir -p /Volumes/efi/efi/boot');
  52 system('curl -Lo /Volumes/efi/efi/boot/bootaa64.efi https://tg.st/u/grubaa64.efi');
  53 system('curl -sL tg.st/u/fwx.sh | bash');
  54 system('cp /tmp/linux-firmware.tar /Volumes/efi/');
  55 chdir('/var/root');
  56 system('umount /Volumes/efi');
  57
  58 ($identifier, $size) = find_identifier_before_free_space();
  59 system("diskutil addPartition $identifier %Linux% %noformat% $size");
  60
  61 $identifier = undef;
  62
  63 for my $line (`diskutil list /dev/disk0`) {
  64         if ($line =~ /Linux Filesystem.*(disk0s\d)/) {
  65                 $identifier = $1;
  66         }
  67 }
  68
  69 die if not defined $identifier;
  70
  71 system("curl -L https://tg.st/u/m1.tgz | tar -xOz | dd of=/dev/$identifier bs=8m");