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authorDon Dugger <n0ano@n0ano.com>2016-06-03 03:33:22 +0000
committerGerrit Code Review <gerrit@172.30.200.206>2016-06-03 03:33:23 +0000
commitda27230f80795d0028333713f036d44c53cb0e68 (patch)
treeb3d379eaf000adf72b36cb01cdf4d79c3e3f064c /qemu/roms/ipxe/src/util/Option
parent0e68cb048bb8aadb14675f5d4286d8ab2fc35449 (diff)
parent437fd90c0250dee670290f9b714253671a990160 (diff)
Merge "These changes are the raw update to qemu-2.6."
Diffstat (limited to 'qemu/roms/ipxe/src/util/Option')
-rw-r--r--qemu/roms/ipxe/src/util/Option/ROM.pm20
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