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From: Michael Frank <mflt1@micrologica.com.hk>
To: linux-kernel <linux-kernel@vger.kernel.org>
Cc: Pavel Machek <pavel@suse.cz>, John Belmonte <jvb@prairienet.org>
Subject: Yenta_socket lsPCI IRQ reads incorrect
Date: Mon, 14 Jul 2003 13:41:44 +0800	[thread overview]
Message-ID: <200307141333.03911.mflt1@micrologica.com.hk> (raw)

[mhf@mhfl2 13:40:27 mhf]$ cat /proc/interrupts
           CPU0
  0:    1242348          XT-PIC  timer
  1:       5253          XT-PIC  i8042
  2:          0          XT-PIC  cascade
  5:         88          XT-PIC  Toshiba America Info ToPIC95 PCI to Cardb, serial
  8:          0          XT-PIC  rtc
  9:        162          XT-PIC  acpi
 10:       1003          XT-PIC  eth0
 12:      23967          XT-PIC  i8042
 14:       8698          XT-PIC  ide0
NMI:          0
LOC:          0
ERR:          5
MIS:          0


lspci shows that IRQ level: byte 3C is FF, it should be 5

00:12.0 CardBus bridge: Toshiba America Info Systems ToPIC95 PCI to Cardbus Bridge with ZV Support (rev 32)
00: 79 11 17 06 00 00 90 04 32 00 07 06 00 40 82 00
10: 00 10 00 10 80 00 80 04 00 01 04 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
30: 00 00 00 00 00 00 00 00 00 00 00 00 ff 01 00 00
40: 79 11 01 00 01 00 00 00 00 00 00 00 00 00 00 00
50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00

When this value is used by pci_restore_state, interrupt 
obviously dies.

Dunno if this is hardware readback fault or driver issue.

Regards
Michael


-- 
Powered by linux-2.5.75-mm1. Compiled with gcc-2.95-3 - mature and rock solid

My current linux related activities:
- 2.5 yenta_socket testing
- Test development and testing of swsusp for 2.4/2.5 and ACPI S3 of 2.5 kernel 
- Everyday usage of 2.5 kernel

More info on 2.5 kernel: http://www.codemonkey.org.uk/post-halloween-2.5.txt
More info on swsusp: http://sourceforge.net/projects/swsusp/


             reply	other threads:[~2003-07-14  5:38 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-07-14  5:41 Michael Frank [this message]
2003-07-14  9:07 ` Yenta_socket lsPCI IRQ reads incorrect Pavel Machek
2003-07-14  9:28 ` 2.5.75-mm1 yenta-socket " Michael Frank
2003-07-14 11:01   ` Russell King
2003-07-14 11:37     ` Michael Frank
2003-07-14 14:50       ` Russell King
2003-07-14 15:04         ` Jeff Garzik
2003-07-14 15:21           ` Russell King
2003-07-14 15:18             ` Michael Frank
2003-07-14 15:34               ` Russell King
2003-07-14 15:27                 ` Michael Frank
2003-07-15  5:31         ` Michael Frank
2003-07-15  6:08           ` Michael Frank
2003-07-15  7:56           ` Russell King
2003-07-15  9:34             ` Michael Frank
2003-07-15 10:42               ` Michael Frank
2003-07-15 14:39                 ` Russell King
2003-07-15 16:09               ` Michael Frank
2003-07-16  3:16                 ` Michael Frank
2003-07-16  5:04                   ` Michael Frank

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