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Annotation of qemu/roms/ipxe/src/util/disrom.pl, revision 1.1.1.1

1.1       root        1: #!/usr/bin/perl -w
                      2: #
                      3: # Copyright (C) 2008 Michael Brown <[email protected]>.
                      4: #
                      5: # This program is free software; you can redistribute it and/or
                      6: # modify it under the terms of the GNU General Public License as
                      7: # published by the Free Software Foundation; either version 2 of the
                      8: # License, or any later version.
                      9: #
                     10: # This program is distributed in the hope that it will be useful, but
                     11: # WITHOUT ANY WARRANTY; without even the implied warranty of
                     12: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
                     13: # General Public License for more details.
                     14: #
                     15: # You should have received a copy of the GNU General Public License
                     16: # along with this program; if not, write to the Free Software
                     17: # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
                     18: 
                     19: use strict;
                     20: use warnings;
                     21: 
                     22: use FindBin;
                     23: use lib "$FindBin::Bin";
                     24: use Option::ROM qw ( :all );
                     25: 
                     26: my $romfile = shift || "-";
                     27: my $rom = new Option::ROM;
                     28: $rom->load ( $romfile );
                     29: 
                     30: die "Not an option ROM image\n"
                     31:     unless $rom->{signature} == ROM_SIGNATURE;
                     32: 
                     33: my $romlength = ( $rom->{length} * 512 );
                     34: my $filelength = $rom->length;
                     35: die "ROM image truncated (is $filelength, should be $romlength)\n"
                     36:     if $filelength < $romlength;
                     37: 
                     38: printf "ROM header:\n\n";
                     39: printf "  %-16s 0x%02x (%d)\n", "Length:", $rom->{length}, ( $rom->{length} * 512 );
                     40: printf "  %-16s 0x%02x (%s0x%02x)\n", "Checksum:", $rom->{checksum},
                     41:        ( ( $rom->checksum == 0 ) ? "" : "INCORRECT: " ), $rom->checksum;
                     42: printf "  %-16s 0x%04x\n", "Init:", $rom->{init};
                     43: printf "  %-16s 0x%04x\n", "UNDI header:", $rom->{undi_header};
                     44: printf "  %-16s 0x%04x\n", "PCI header:", $rom->{pci_header};
                     45: printf "  %-16s 0x%04x\n", "PnP header:", $rom->{pnp_header};
                     46: printf "\n";
                     47: 
                     48: my $pci = $rom->pci_header();
                     49: if ( $pci ) {
                     50:   printf "PCI header:\n\n";
                     51:   printf "  %-16s %s\n", "Signature:", $pci->{signature};
                     52:   printf "  %-16s 0x%04x\n", "Vendor ID:", $pci->{vendor_id};
                     53:   printf "  %-16s 0x%04x\n", "Device ID:", $pci->{device_id};
                     54:   printf "  %-16s 0x%02x%02x%02x\n", "Device class:",
                     55:         $pci->{base_class}, $pci->{sub_class}, $pci->{prog_intf};
                     56:   printf "  %-16s 0x%04x (%d)\n", "Image length:",
                     57:         $pci->{image_length}, ( $pci->{image_length} * 512 );
                     58:   printf "  %-16s 0x%04x (%d)\n", "Runtime length:",
                     59:         $pci->{runtime_length}, ( $pci->{runtime_length} * 512 );
                     60:   if ( exists $pci->{conf_header} ) {
                     61:     printf "  %-16s 0x%04x\n", "Config header:", $pci->{conf_header};
                     62:     printf "  %-16s 0x%04x\n", "CLP entry:", $pci->{clp_entry};
                     63:   }
                     64:   printf "\n";
                     65: }
                     66: 
                     67: my $pnp = $rom->pnp_header();
                     68: if ( $pnp ) {
                     69:   printf "PnP header:\n\n";
                     70:   printf "  %-16s %s\n", "Signature:", $pnp->{signature};
                     71:   printf "  %-16s 0x%02x (%s0x%02x)\n", "Checksum:", $pnp->{checksum},
                     72:         ( ( $pnp->checksum == 0 ) ? "" : "INCORRECT: " ), $pnp->checksum;
                     73:   printf "  %-16s 0x%04x \"%s\"\n", "Manufacturer:",
                     74:         $pnp->{manufacturer}, $pnp->manufacturer;
                     75:   printf "  %-16s 0x%04x \"%s\"\n", "Product:",
                     76:         $pnp->{product}, $pnp->product;
                     77:   printf "  %-16s 0x%04x\n", "BCV:", $pnp->{bcv};
                     78:   printf "  %-16s 0x%04x\n", "BDV:", $pnp->{bdv};
                     79:   printf "  %-16s 0x%04x\n", "BEV:", $pnp->{bev};
                     80:   printf "\n";
                     81: }

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