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SubjectRe: 2.4.0-test11-pre7: isapnp hang
Date
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> > Is it the network card's fault (probably), or is there a less invasive
> > probe that isapnp could use (unlikely, I guess)?
>
>
> That shouldnt be possible - we are supposed to start at 0x203 and skip the
> problem area.

And a quick read of the code I pasted instead of just pasting suggests instead
we should be using the patch below. Question however is who stole port 0x279
which is the normal port to use. It shouldnt be lp since lp is supposed to
init after pnp.

--- drivers/pnp/isapnp.c.old Tue Oct 31 20:29:59 2000
+++ drivers/pnp/isapnp.c Sun Nov 19 23:43:15 2000
@@ -270,17 +270,16 @@
{
int rdp = isapnp_rdp;
while (rdp <= 0x3ff) {
- if (!check_region(rdp, 1)) {
- isapnp_rdp = rdp;
- return 0;
- }
- rdp += RDP_STEP;
/*
* We cannot use NE2000 probe spaces for ISAPnP or we
* will lock up machines.
*/
- if(rdp >= 0x280 && rdp <= 0x380)
- continue;
+ if ((rdp < 0x280 || rdp > 0x380) && !check_region(rdp, 1))
+ {
+ isapnp_rdp = rdp;
+ return 0;
+ }
+ rdp += RDP_STEP;
}
return -1;
}
-
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