Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752752AbWLQO5S (ORCPT ); Sun, 17 Dec 2006 09:57:18 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752760AbWLQO5S (ORCPT ); Sun, 17 Dec 2006 09:57:18 -0500 Received: from yumi.tdiedrich.de ([85.10.210.183]:3964 "EHLO yumi.tdiedrich.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752752AbWLQO5R (ORCPT ); Sun, 17 Dec 2006 09:57:17 -0500 Date: Sun, 17 Dec 2006 15:57:14 +0100 From: Tobias Diedrich To: Linus Torvalds Cc: Tobias Diedrich , Linux Kernel Mailing List , Andi Kleen , Yinghai Lu , "Eric W. Biederman" , Andrew Morton Subject: Re: IO-APIC + timer doesn't work (was: Linux 2.6.20-rc1) Message-ID: <20061217145714.GA2987@melchior.yamamaya.is-a-geek.org> Mail-Followup-To: Tobias Diedrich , Linus Torvalds , Tobias Diedrich , Linux Kernel Mailing List , Andi Kleen , Yinghai Lu , "Eric W. Biederman" , Andrew Morton References: <20061216174536.GA2753@melchior.yamamaya.is-a-geek.org> <20061216225338.GA2616@melchior.yamamaya.is-a-geek.org> <20061216230605.GA2789@melchior.yamamaya.is-a-geek.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 7997 Lines: 143 Linus Torvalds wrote: > Your dmesg is kind of interesting: > > ..TIMER: trying IO-APIC=0 PIN=0 with 8259 IRQ0 enabled(7)APIC error on CPU0: 04(40) > .. failed > > where that APIC error on CPU0 seems to be a "Send accept error" and "Send > illegal vector" thing. I think we actually got the interrupt there, but > because we had some APIC setup bug, we didn't accept it properly, and it > resulted in that "APIC error" thing. Maybe. I just tried changing the code so the "8259 IRQ0 enabled" case is tested first and with that it boots fine. Index: linux-2.6.20-rc1/arch/x86_64/kernel/io_apic.c =================================================================== --- linux-2.6.20-rc1.orig/arch/x86_64/kernel/io_apic.c 2006-12-17 00:45:57.000000000 +0100 +++ linux-2.6.20-rc1/arch/x86_64/kernel/io_apic.c 2006-12-17 15:39:40.000000000 +0100 @@ -1615,6 +1615,7 @@ */ apic_write(APIC_LVT0, APIC_LVT_MASKED | APIC_DM_EXTINT); init_8259A(1); + enable_8259A_irq(0); pin1 = find_isa_irq_pin(0, mp_INT); apic1 = find_isa_irq_apic(0, mp_INT); [ 0.000000] Linux version 2.6.20-rc1-amd64 (ranma@melchior) (gcc version 4.1.2 20061028 (prerelease) (Debian 4.1.1-19)) #28 Sun Dec 17 15:40:22 CET 2006 [ 0.000000] Command line: root=/dev/sda5 resume=/dev/sda6 vga=6 apic=verbose apic=verbose ro netconsole=@192.168.8.241/,514@255.255.255.255/ [ 0.000000] BIOS-provided physical RAM map: [ 0.000000] BIOS-e820: 0000000000000000 - 000000000009f800 (usable) [ 0.000000] BIOS-e820: 000000000009f800 - 00000000000a0000 (reserved) [ 0.000000] BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved) [ 0.000000] BIOS-e820: 0000000000100000 - 000000003fee0000 (usable) [ 0.000000] BIOS-e820: 000000003fee0000 - 000000003fee3000 (ACPI NVS) [ 0.000000] BIOS-e820: 000000003fee3000 - 000000003fef0000 (ACPI data) [ 0.000000] BIOS-e820: 000000003fef0000 - 000000003ff00000 (reserved) [ 0.000000] BIOS-e820: 00000000f0000000 - 00000000f4000000 (reserved) [ 0.000000] BIOS-e820: 00000000fec00000 - 0000000100000000 (reserved) [ 0.000000] Entering add_active_range(0, 0, 159) 0 entries of 256 used [ 0.000000] Entering add_active_range(0, 256, 261856) 1 entries of 256 used [ 0.000000] end_pfn_map = 1048576 [ 0.000000] DMI 2.3 present. [ 0.000000] ACPI: RSDP (v000 Nvidia ) @ 0x00000000000f7ce0 [ 0.000000] ACPI: RSDT (v001 Nvidia AWRDACPI 0x42302e31 AWRD 0x00000000) @ 0x000000003fee3040 [ 0.000000] ACPI: FADT (v001 Nvidia AWRDACPI 0x42302e31 AWRD 0x00000000) @ 0x000000003fee30c0 [ 0.000000] ACPI: SSDT (v001 PTLTD POWERNOW 0x00000001 LTP 0x00000001) @ 0x000000003feec2c0 [ 0.000000] ACPI: MCFG (v001 Nvidia AWRDACPI 0x42302e31 AWRD 0x00000000) @ 0x000000003feec400 [ 0.000000] ACPI: MADT (v001 Nvidia AWRDACPI 0x42302e31 AWRD 0x00000000) @ 0x000000003feec200 [ 0.000000] ACPI: DSDT (v001 NVIDIA AWRDACPI 0x00001000 MSFT 0x0100000e) @ 0x0000000000000000 [ 0.000000] Entering add_active_range(0, 0, 159) 0 entries of 256 used [ 0.000000] Entering add_active_range(0, 256, 261856) 1 entries of 256 used [ 0.000000] Zone PFN ranges: [ 0.000000] DMA 0 -> 4096 [ 0.000000] DMA32 4096 -> 1048576 [ 0.000000] Normal 1048576 -> 1048576 [ 0.000000] early_node_map[2] active PFN ranges [ 0.000000] 0: 0 -> 159 [ 0.000000] 0: 256 -> 261856 [ 0.000000] On node 0 totalpages: 261759 [ 0.000000] DMA zone: 56 pages used for memmap [ 0.000000] DMA zone: 1356 pages reserved [ 0.000000] DMA zone: 2587 pages, LIFO batch:0 [ 0.000000] DMA32 zone: 3524 pages used for memmap [ 0.000000] DMA32 zone: 254236 pages, LIFO batch:31 [ 0.000000] Normal zone: 0 pages used for memmap [ 0.000000] Nvidia board detected. Ignoring ACPI timer override. [ 0.000000] If you got timer trouble try acpi_use_timer_override [ 0.000000] ACPI: PM-Timer IO Port: 0x1008 [ 0.000000] ACPI: Local APIC address 0xfee00000 [ 0.000000] ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled) [ 0.000000] Processor #0 (Bootup-CPU) [ 0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x01] disabled) [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0x00] high edge lint[0x1]) [ 0.000000] ACPI: LAPIC_NMI (acpi_id[0x01] high edge lint[0x1]) [ 0.000000] ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0]) [ 0.000000] IOAPIC[0]: apic_id 2, address 0xfec00000, GSI 0-23 [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 14 global_irq 14 high edge) [ 0.000000] ACPI: INT_SRC_OVR (bus 0 bus_irq 15 global_irq 15 high edge) [ 0.000000] ACPI: IRQ9 used by override. [ 0.000000] ACPI: IRQ14 used by override. [ 0.000000] ACPI: IRQ15 used by override. [ 0.000000] Setting APIC routing to flat [ 0.000000] Using ACPI (MADT) for SMP configuration information [ 0.000000] mapped APIC to ffffffffff5fd000 ( fee00000) [ 0.000000] mapped IOAPIC to ffffffffff5fc000 (00000000fec00000) [ 0.000000] Nosave address range: 000000000009f000 - 00000000000a0000 [ 0.000000] Nosave address range: 00000000000a0000 - 00000000000f0000 [ 0.000000] Nosave address range: 00000000000f0000 - 0000000000100000 [ 0.000000] Allocating PCI resources starting at 40000000 (gap: 3ff00000:b0100000) [ 0.000000] Built 1 zonelists. Total pages: 256823 [ 0.000000] Kernel command line: root=/dev/sda5 resume=/dev/sda6 vga=6 apic=verbose apic=verbose ro netconsole=@192.168.8.241/,514@255.255.255.255/ [ 0.000000] netconsole: local port 6665 [ 0.000000] netconsole: local IP 192.168.8.241 [ 0.000000] netconsole: interface eth0 [ 0.000000] netconsole: remote port 514 [ 0.000000] netconsole: remote IP 255.255.255.255 [ 0.000000] netconsole: remote ethernet address ff:ff:ff:ff:ff:ff [ 0.000000] Initializing CPU#0 [ 0.000000] PID hash table entries: 4096 (order: 12, 32768 bytes) [ 27.616056] time.c: Using 3.579545 MHz WALL PM GTOD PIT/TSC timer. [ 27.616058] time.c: Detected 2009.285 MHz processor. [ 27.621535] Console: colour VGA+ 80x60 [ 27.624157] Dentry cache hash table entries: 131072 (order: 8, 1048576 bytes) [ 27.624996] Inode-cache hash table entries: 65536 (order: 7, 524288 bytes) [ 27.625240] Checking aperture... [ 27.625347] CPU 0: aperture @ b2c2000000 size 32 MB [ 27.625454] Aperture too small (32 MB) [ 27.630247] No AGP bridge found [ 27.638099] Memory: 1025356k/1047424k available (3261k kernel code, 21436k reserved, 1445k data, 200k init) [ 27.719244] Calibrating delay using timer specific routine.. 4022.22 BogoMIPS (lpj=6701161) [ 27.719489] Mount-cache hash table entries: 256 [ 27.719665] CPU: L1 I Cache: 64K (64 bytes/line), D cache 64K (64 bytes/line) [ 27.719774] CPU: L2 Cache: 512K (64 bytes/line) [ 27.719899] CPU: AMD Athlon(tm) 64 Processor 3200+ stepping 02 [ 27.720052] ACPI: Core revision 20060707 [ 27.727794] enabled ExtINT on CPU#0 [ 27.727901] ESR value after enabling vector: 00000000, after 00000004 [ 27.728238] ENABLING IO-APIC IRQs [ 27.728345] init IO_APIC IRQs [ 27.728417] IO-APIC (apicid-pin) 2-16, 2-17, 2-18, 2-19, 2-20, 2-21, 2-22, 2-23 not connected. [ 27.728548] ..TIMER: trying IO-APIC=0 PIN=0 with 8259 IRQ0 disabled<6>Using local APIC timer interrupts. ^^^^^^^^ really enabled [ 27.811447] result 12558047 [ 27.811553] Detected 12.558 MHz APIC timer. HTH, -- Tobias PGP: http://9ac7e0bc.uguu.de This mail is made of 100% recycled bits - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/