I have IO-APIC configured in the kernel...
CONFIG_X86_GOOD_APIC=y
CONFIG_X86_IO_APIC=y
CONFIG_X86_LOCAL_APIC=y
# cat /proc/interrupts (with the card ifconfig-ed up, eth2 is on the 2nd PCI)
CPU0
0: 3183548 IO-APIC-edge timer
1: 6 IO-APIC-edge keyboard
2: 0 XT-PIC cascade
15: 4 IO-APIC-edge ide1
20: 143691 IO-APIC-level eth0
24: 108732 IO-APIC-level aic7xxx
26: 9 IO-APIC-level eth2
NMI: 0
LOC: 3183669
ERR: 0
MIS: 0
And the dmesg of the most recent boot. IO-APIC is enabled.
Linux version 2.4.17 (root@warehouse) (gcc version 2.95.4 20011006 (Debian prerelease)) #1 SMP Fri Jan 11 02:22:20 CST 2002
BIOS-provided physical RAM map:
BIOS-e820: 0000000000000000 - 000000000009f400 (usable)
BIOS-e820: 000000000009f400 - 00000000000a0000 (reserved)
BIOS-e820: 00000000000e7400 - 0000000000100000 (reserved)
BIOS-e820: 0000000000100000 - 000000000fff0000 (usable)
BIOS-e820: 000000000fff0000 - 000000000ffffc00 (ACPI data)
BIOS-e820: 000000000ffffc00 - 0000000010000000 (ACPI NVS)
BIOS-e820: 00000000fec00000 - 00000000fec10000 (reserved)
BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved)
BIOS-e820: 00000000fff80000 - 0000000100000000 (reserved)
found SMP MP-table at 000f7ac0
hm, page 000f7000 reserved twice.
hm, page 000f8000 reserved twice.
hm, page 0009f000 reserved twice.
hm, page 000a0000 reserved twice.
On node 0 totalpages: 65520
zone(0): 4096 pages.
zone(1): 61424 pages.
zone(2): 0 pages.
Intel MultiProcessor Specification v1.4
Virtual Wire compatibility mode.
OEM ID: Gateway Product ID: 7450R APIC at: 0xFEE00000
Processor #1 Pentium(tm) Pro APIC version 17
I/O APIC #0 Version 17 at 0xFEC00000.
I/O APIC #2 Version 17 at 0xFEC01000.
Processors: 1
Kernel command line: auto BOOT_IMAGE=Linux ro root=801
Initializing CPU#0
Detected 930.434 MHz processor.
Console: colour VGA+ 80x25
Calibrating delay loop... 1854.66 BogoMIPS
Memory: 255668k/262080k available (1013k kernel code, 6024k reserved, 307k data, 204k init, 0k highmem)
Dentry-cache hash table entries: 32768 (order: 6, 262144 bytes)
Inode-cache hash table entries: 16384 (order: 5, 131072 bytes)
Mount-cache hash table entries: 4096 (order: 3, 32768 bytes)
Buffer-cache hash table entries: 16384 (order: 4, 65536 bytes)
Page-cache hash table entries: 65536 (order: 6, 262144 bytes)
CPU: Before vendor init, caps: 0383fbff 00000000 00000000, vendor = 0
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 256K
CPU: After vendor init, caps: 0383fbff 00000000 00000000 00000000
Intel machine check architecture supported.
Intel machine check reporting enabled on CPU#0.
CPU: After generic, caps: 0383fbff 00000000 00000000 00000000
CPU: Common caps: 0383fbff 00000000 00000000 00000000
Enabling fast FPU save and restore... done.
Enabling unmasked SIMD FPU exception support... done.
Checking 'hlt' instruction... OK.
POSIX conformance testing by UNIFIX
CPU: Before vendor init, caps: 0383fbff 00000000 00000000, vendor = 0
CPU: L1 I cache: 16K, L1 D cache: 16K
CPU: L2 cache: 256K
CPU: After vendor init, caps: 0383fbff 00000000 00000000 00000000
Intel machine check reporting enabled on CPU#0.
CPU: After generic, caps: 0383fbff 00000000 00000000 00000000
CPU: Common caps: 0383fbff 00000000 00000000 00000000
CPU0: Intel Pentium III (Coppermine) stepping 0a
per-CPU timeslice cutoff: 731.26 usecs.
enabled ExtINT on CPU#0
ESR value before enabling vector: 00000000
ESR value after enabling vector: 00000000
Error: only one processor found.
ENABLING IO-APIC IRQs
Setting 0 in the phys_id_present_map
...changing IO-APIC physical APIC ID to 0 ... ok.
Setting 2 in the phys_id_present_map
...changing IO-APIC physical APIC ID to 2 ... ok.
init IO_APIC IRQs
IO-APIC (apicid-pin) 2-0, 2-1, 2-2, 2-3, 2-6, 2-7, 2-11, 2-12, 2-13, 2-14, 2-15 not connected.
..TIMER: vector=0x31 pin1=0 pin2=-1
number of MP IRQ sources: 21.
number of IO-APIC #0 registers: 16.
number of IO-APIC #2 registers: 16.
testing the IO APIC.......................
IO APIC #0......
.... register #00: 00000000
....... : physical APIC id: 00
.... register #01: 000F0011
....... : max redirection entries: 000F
....... : PRQ implemented: 0
....... : IO APIC version: 0011
.... register #02: 00000000
....... : arbitration: 00
.... IRQ redirection table:
NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect:
00 001 01 0 0 0 0 0 1 1 31
01 001 01 0 0 0 0 0 1 1 39
02 000 00 1 0 0 0 0 0 0 00
03 001 01 0 0 0 0 0 1 1 41
04 001 01 0 0 0 0 0 1 1 49
05 001 01 1 1 0 1 0 1 1 51
06 001 01 0 0 0 0 0 1 1 59
07 001 01 1 1 0 1 0 1 1 61
08 001 01 0 0 0 0 0 1 1 69
09 001 01 1 1 0 1 0 1 1 71
0a 001 01 1 1 0 1 0 1 1 79
0b 001 01 1 1 0 1 0 1 1 81
0c 001 01 0 0 0 0 0 1 1 89
0d 001 01 0 0 0 0 0 1 1 91
0e 001 01 0 0 0 0 0 1 1 99
0f 001 01 0 0 0 0 0 1 1 A1
IO APIC #2......
.... register #00: 02000000
....... : physical APIC id: 02
.... register #01: 000F0011
....... : max redirection entries: 000F
....... : PRQ implemented: 0
....... : IO APIC version: 0011
.... register #02: 0C000000
....... : arbitration: 0C
.... IRQ redirection table:
NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect:
00 000 00 1 0 0 0 0 0 0 00
01 000 00 1 0 0 0 0 0 0 00
02 000 00 1 0 0 0 0 0 0 00
03 000 00 1 0 0 0 0 0 0 00
04 001 01 1 1 0 1 0 1 1 A9
05 001 01 1 1 0 1 0 1 1 B1
06 000 00 1 0 0 0 0 0 0 00
07 000 00 1 0 0 0 0 0 0 00
08 001 01 1 1 0 1 0 1 1 B9
09 001 01 1 1 0 1 0 1 1 C1
0a 001 01 1 1 0 1 0 1 1 C9
0b 000 00 1 0 0 0 0 0 0 00
0c 000 00 1 0 0 0 0 0 0 00
0d 000 00 1 0 0 0 0 0 0 00
0e 000 00 1 0 0 0 0 0 0 00
0f 000 00 1 0 0 0 0 0 0 00
IRQ to pin mappings:
IRQ0 -> 0:0
IRQ1 -> 0:1
IRQ2 -> 0:2
IRQ3 -> 0:3
IRQ4 -> 0:4
IRQ5 -> 0:5
IRQ6 -> 0:6
IRQ7 -> 0:7
IRQ8 -> 0:8
IRQ9 -> 0:9
IRQ10 -> 0:10
IRQ11 -> 0:11
IRQ12 -> 0:12
IRQ13 -> 0:13
IRQ14 -> 0:14
IRQ15 -> 0:15
IRQ20 -> 1:4
IRQ21 -> 1:5
IRQ24 -> 1:8
IRQ25 -> 1:9
IRQ26 -> 1:10
.................................... done.
Using local APIC timer interrupts.
calibrating APIC timer ...
..... CPU clock speed is 930.3575 MHz.
..... host bus clock speed is 132.9081 MHz.
cpu: 0, clocks: 1329081, slice: 664540
CPU0<T0:1329072,T1:664528,D:4,S:664540,C:1329081>
Waiting on wait_init_idle (map = 0x0)
All processors have done init_idle
PCI: PCI BIOS revision 2.10 entry at 0xfda1f, last bus=1
PCI: Using configuration type 1
PCI: Probing PCI hardware
PCI: Discovered primary peer bus 01 [IRQ]
PCI->APIC IRQ transform: (B0,I7,P0) -> 20
PCI->APIC IRQ transform: (B0,I9,P0) -> 21
PCI->APIC IRQ transform: (B0,I11,P0) -> 24
PCI->APIC IRQ transform: (B0,I12,P0) -> 25
PCI->APIC IRQ transform: (B1,I13,P0) -> 26
Linux NET4.0 for Linux 2.4
Based upon Swansea University Computer Society NET3.039
Initializing RT netlink socket
Starting kswapd
pty: 256 Unix98 ptys configured
block: 128 slots per queue, batch=32
Uniform Multi-Platform E-IDE driver Revision: 6.31
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
ServerWorks OSB4: IDE controller on PCI bus 00 dev 79
ServerWorks OSB4: chipset revision 0
ServerWorks OSB4: not 100% native mode: will probe irqs later
ide0: BM-DMA at 0x1880-0x1887, BIOS settings: hda:pio, hdb:pio
ide1: BM-DMA at 0x1888-0x188f, BIOS settings: hdc:DMA, hdd:pio
hdc: MATSHITA CR-177, ATAPI CD/DVD-ROM drive
ide1 at 0x170-0x177,0x376 on irq 15
hdc: ATAPI 24X CD-ROM drive, 128kB Cache, UDMA(33)
Uniform CD-ROM driver Revision: 3.12
Floppy drive(s): fd0 is 1.44M
FDC 0 is a National Semiconductor PC87306
loop: loaded (max 8 devices)
eepro100.c:v1.09j-t 9/29/99 Donald Becker http://cesdis.gsfc.nasa.gov/linux/drivers/eepro100.html
eepro100.c: $Revision: 1.36 $ 2000/11/17 Modified by Andrey V. Savochkin <saw@saw.sw.com.sg> and others
eth0: Intel Corp. 82557 [Ethernet Pro 100], 00:C0:9F:04:5E:15, IRQ 20.
Board assembly 000000-000, Physical connectors present: RJ45
Primary interface chip i82555 PHY #1.
General self-test: passed.
Serial sub-system self-test: passed.
Internal registers self-test: passed.
ROM checksum self-test: passed (0x04f4518b).
eth1: Intel Corp. 82557 [Ethernet Pro 100] (#2), 00:C0:9F:04:5E:14, IRQ 21.
Board assembly 000000-000, Physical connectors present: RJ45
Primary interface chip i82555 PHY #1.
General self-test: passed.
Serial sub-system self-test: passed.
Internal registers self-test: passed.
ROM checksum self-test: passed (0x04f4518b).
SCSI subsystem driver Revision: 1.00
scsi0 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.4
<Adaptec aic7892 Ultra160 SCSI adapter>
aic7892: Ultra160 Wide Channel A, SCSI Id=7, 32/253 SCBs
Vendor: IBM Model: DDYS-T18350M Rev: S96H
Type: Direct-Access ANSI SCSI revision: 03
(scsi0:A:0): 160.000MB/s transfers (80.000MHz DT, offset 63, 16bit)
Vendor: IBM Model: DDYS-T18350M Rev: S96H
Type: Direct-Access ANSI SCSI revision: 03
(scsi0:A:1): 160.000MB/s transfers (80.000MHz DT, offset 63, 16bit)
Vendor: SDR Model: GEM318 Rev: 0
Type: Processor ANSI SCSI revision: 02
scsi0:A:0:0: Tagged Queuing enabled. Depth 253
scsi0:A:1:0: Tagged Queuing enabled. Depth 253
Attached scsi disk sda at scsi0, channel 0, id 0, lun 0
Attached scsi disk sdb at scsi0, channel 0, id 1, lun 0
SCSI device sda: 35843670 512-byte hdwr sectors (18352 MB)
Partition check:
sda: sda1 sda2 sda3 sda4
SCSI device sdb: 35843670 512-byte hdwr sectors (18352 MB)
sdb: unknown partition table
Attached scsi generic sg2 at scsi0, channel 0, id 8, lun 0, type 3
NET4: Linux TCP/IP 1.0 for NET4.0
IP Protocols: ICMP, UDP, TCP, IGMP
IP: routing cache hash table of 2048 buckets, 16Kbytes
TCP: Hash tables configured (established 16384 bind 16384)
NET4: Unix domain sockets 1.0/SMP for Linux NET4.0.
VFS: Mounted root (ext2 filesystem) readonly.
Freeing unused kernel memory: 204k freed
--
Jim Studt, President
The Federated Software Group, Inc.
-
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/