diff options
| -rwxr-xr-x | ubi-utils/scripts/mkdevs.pl | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/ubi-utils/scripts/mkdevs.pl b/ubi-utils/scripts/mkdevs.pl index f0fd464..46d47c5 100755 --- a/ubi-utils/scripts/mkdevs.pl +++ b/ubi-utils/scripts/mkdevs.pl @@ -8,11 +8,22 @@ # out UBI's major number. # +# Create the control device as well if this UBI version supports them (were +# added sice Linux kernel 2.6.24) +my $ctrl = "/sys/class/misc/ubi_ctrl/dev"; + +if (-e "$ctrl") { + open FILE, "<", $ctrl or die "Cannot open $ctrl file: $!\n"; + my $devnums = <FILE>; + close FILE; + + $devnums =~ m/(\d+):(\d+)/; + system("mknod /dev/ubi_ctrl c $1 $2"); +} my $proc = '/proc/devices'; my $regexp = '(\d+) (ubi\d+)$'; - open FILE, "<", $proc or die "Cannot open $proc file: $!\n"; my @file = <FILE>; close FILE; @@ -30,3 +41,4 @@ foreach (@file) { system("mknod /dev/$2_$i c $1 $j"); } } + |