Date: Thu, 30 Aug 2001 17:07:56 -0600 From: Warner Losh <imp@harmony.village.org> To: =?ISO-8859-1?B?Qm9yaXMgS/ZzdGVy?= <koester@x-itec.de> Cc: freebsd-questions@FreeBSD.ORG, freebsd-mobile@FreeBSD.ORG Subject: Re: Re[2]: laptop cvs-stable problems part II (IRQ Problems) Message-ID: <200108302307.f7UN7un24744@harmony.village.org> In-Reply-To: Your message of "Fri, 31 Aug 2001 00:11:36 %2B0200." <164233665773.20010831001136@x-itec.de> References: <164233665773.20010831001136@x-itec.de> <105149800441.20010830005351@x-itec.de> <200108300235.f7U2Z1n16755@harmony.village.org>
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In message <164233665773.20010831001136@x-itec.de> =?ISO-8859-1?B?Qm9yaXMgS/ZzdGVy?= writes:
: Here is a longer /var/log/messages. The "working" kernel first, after
: that new new kernel cvsupped and installed as of 30.08.2001
: 23:xx CET.
OK. Try the following patch with pci routing:
Index: pcic_pci.c
===================================================================
RCS file: /cache/ncvs/src/sys/pccard/pcic_pci.c,v
retrieving revision 1.54.2.12
diff -u -r1.54.2.12 pcic_pci.c
--- pcic_pci.c 2001/08/27 16:34:03 1.54.2.12
+++ pcic_pci.c 2001/08/30 22:46:27
@@ -647,9 +651,24 @@
* This so we get the interrupt number in the probe message.
* We only need to route interrupts when we're doing pci
* parallel interrupt routing.
+ *
+ * Note: The CLPD6729 is a special case. See its init function
+ * for an explaination of ISA vs PCI interrupts.
*/
- if (pcic_intr_path == pcic_iw_pci) {
+ if (pcic_intr_path == pcic_iw_pci &&
+ device_id != PCI_DEVICE_ID_PCIC_CLPD6729) {
rid = 0;
+#ifdef __i386__
+ /*
+ * IRQ 0 is invalid on x86, but not other platforms.
+ * If we have irq 0, then write 255 to force a new, non-
+ * bogus one to be assigned.
+ */
+ if (pci_get_irq(dev) == 0) {
+ pci_set_irq(dev, 255);
+ pci_write_config(dev, PCIR_INTLINE, 255, 1);
+ }
+#endif
res = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, 0, ~0, 1,
RF_ACTIVE);
if (res)
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