96 lines
1.3 KiB
Bash
Executable file
96 lines
1.3 KiB
Bash
Executable file
#!/bin/rc
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# pci [-bv] - dump pci configuration
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rfork e
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fn verbose {
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if (! test -f /lib/pci)
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echo $0: no /lib/pci >[1=2]
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awk '
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function lower(s) {
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gsub(/A/, "a", s)
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gsub(/B/, "b", s)
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gsub(/C/, "c", s)
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gsub(/D/, "d", s)
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gsub(/E/, "e", s)
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gsub(/F/, "f", s)
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return s
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}
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BEGIN{
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file="/lib/pci"
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FS="\t"
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while(getline <file > 0){
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if(/^;/) continue
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if(/^[0-9a-fA-F]/){
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vid=lower($1)
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vendor[vid] = $2
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}
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if(/^ [0-9a-fA-F]/){
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did=lower($2)
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id[vid "/" did] = $3
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}
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}
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FS = " "
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}
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{
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print $0
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vid = $4
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sub(/\/.*/, "", vid)
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if(vid in vendor){
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s = vendor[vid]
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if($4 in id)
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s = s " " id[$4]
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print "\t" s
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}
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}
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'
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}
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fn usage {
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echo usage: $1 '[-bv]' >[1=2]
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exit usage
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}
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filter=cat
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bridges=yes
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done=0
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while (~ $done 0 && ! ~ $#* 0 && ~ $1 -*) {
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if (~ $1 -*b*)
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bridges=no
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if (~ $1 -*v*)
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filter=verbose
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switch ($1) {
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case --
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done = 1 # no break in rc, alas
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case -*[~bv]*
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usage $0
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}
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shift
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}
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if (! ~ $#* 0)
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usage $0
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builtin cd '#$/pci' && grep . *ctl | {
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if (~ $bridges no)
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sed /:06/d
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if not
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cat
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} |
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sed '
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s/ctl:/: /
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t noop
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: noop
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s/: 01/: disk 01/
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s/: 02/: net 02/
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s/: 03/: vid 03/
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s/: 04/: aud 04/
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s/: 05/: mem 05/
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s/: 06/: brg 06/
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s/: 07/: ser 07/
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s/: 0c\.03/: usb 0c.03/
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s/: 0c\.05/: smb 0c.05/
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s/: 0d/: rad 0d/
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s/: 10/: cryp 10/
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t
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s/ / --- /
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' | $filter
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