git.zerfleddert.de Git - m1-debian/blob - m1di.pl

   1 #!/usr/bin/perl
   2
   3 # Todo:
   4 # Create an exclude identifier list of all Apple volumes and build a safetey check
   5 # Detect if the paritions already exist and offer to reinstall system
   6 # Let the use pick between u-boot and untethered m1n1
   7 # Check that there is at least 1.5 GB space
   8 # Make sure that there is only one free region
   9
  10 use strict;
  11
  12 my ($identifier, $size);
  13
  14 sub
  15 find_identifier_before_free_space
  16 {
  17         my $identifier = undef;
  18         my $size = undef;
  19
  20         for my $line (`diskutil list /dev/disk0`) {
  21
  22                 if ($line =~ /^\s+\(free space\)\s+(\d+.\d GB)/) {
  23                         $size = $1;
  24                         $size =~ s/\s+//g;
  25                         last;
  26                 }
  27
  28                 if ($line =~ /(disk0s\d)$/) {
  29                         $identifier = $1;
  30                 }
  31         }
  32
  33         die if not defined $identifier;
  34         die if not defined $size;
  35
  36         return ($identifier, $size);
  37 }
  38
  39 ($identifier, $size) = find_identifier_before_free_space();
  40 system("diskutil addPartition $identifier %EFI% LB 512MB");
  41
  42 $identifier = undef;
  43
  44 for my $line (`diskutil list /dev/disk0`) {
  45         if ($line =~ /EFI.*(disk0s\d)/) {
  46                 $identifier = $1;
  47         }
  48 }
  49
  50 die if not defined $identifier;
  51
  52 system("newfs_msdos /dev/$identifier");
  53 system("mkdir -p /Volumes/efi");
  54 system("mount -t msdos /dev/$identifier /Volumes/efi");
  55 chdir('/Volumes/efi');
  56 system('mkdir -p /Volumes/efi/efi/boot');
  57 system('curl -Lo /Volumes/efi/efi/boot/bootaa64.efi https://tg.st/u/grubaa64.efi');
  58 system('curl -sL tg.st/u/fwx.sh | bash');
  59 system('cp /tmp/linux-firmware.tar /Volumes/efi/');
  60 chdir('/var/root');
  61 system('umount /Volumes/efi');
  62
  63 ($identifier, $size) = find_identifier_before_free_space();
  64 system("diskutil addPartition $identifier %Linux% %noformat% $size");
  65
  66 $identifier = undef;
  67
  68 for my $line (`diskutil list /dev/disk0`) {
  69         if ($line =~ /Linux Filesystem.*(disk0s\d)/) {
  70                 $identifier = $1;
  71         }
  72 }
  73
  74 die if not defined $identifier;
  75
  76 system("curl -L https://tg.st/u/m1.tgz | tar -xOz | dd of=/dev/$identifier bs=8m");