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