diff options
Diffstat (limited to 'qemu/roms/ipxe/src/util/Option/ROM.pm')
| -rw-r--r-- | qemu/roms/ipxe/src/util/Option/ROM.pm | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/util/Option/ROM.pm b/qemu/roms/ipxe/src/util/Option/ROM.pm index 6c396730e..232cf16b8 100644 --- a/qemu/roms/ipxe/src/util/Option/ROM.pm +++ b/qemu/roms/ipxe/src/util/Option/ROM.pm @@ -529,6 +529,26 @@ sub new { return $hash; } +sub device_list { + my $hash = shift; + my $self = tied(%$hash); + + my $device_list = $hash->{device_list}; + return undef unless $device_list; + + my @ids; + my $offset = ( $self->{offset} + $device_list ); + while ( 1 ) { + my $raw = substr ( ${$self->{data}}, $offset, 2 ); + my $id = unpack ( "S", $raw ); + last unless $id; + push @ids, $id; + $offset += 2; + } + + return @ids; +} + ############################################################################## # # Option::ROM::PnP |