how to find out the serial I/O address and IRQ? - Embedded

This is a discussion on how to find out the serial I/O address and IRQ? - Embedded ; how to find out the serial I/O address and IRQ? hi,all. i try to use google to resolve the problem , according some ones said it can find out the serial I/O address and IRQ int /proc/pci, but i cant ...

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Thread: how to find out the serial I/O address and IRQ?

  1. how to find out the serial I/O address and IRQ?

    how to find out the serial I/O address and IRQ?
    hi,all. i try to use google to resolve the problem , according some ones
    said it can find out the serial I/O address and IRQ int
    /proc/pci, but i cant find it.
    my OS is FC4 , kernel is 2.6.14

    is there anyone met the problem before? please give me an advice , thanks

    /proc/pci
    Code:
    PCI devices found:
    Bus  0, device   0, function  0:
    Class 0600: PCI device 8086:2770 (rev 2).
    Bus  0, device   1, function  0:
    Class 0604: PCI device 8086:2771 (rev 2).
    IRQ 185.
    Master Capable.  No bursts.  Min Gnt=10.
    Bus  0, device  27, function  0:
    Class 0403: PCI device 8086:27d8 (rev 1).
    IRQ 169.
    Non-prefetchable 64 bit memory at 0xefffc000 [0xefffffff].
    Bus  0, device  28, function  0:
    Class 0604: PCI device 8086:27d0 (rev 1).
    IRQ 193.
    Master Capable.  No bursts.  Min Gnt=2.
    Bus  0, device  29, function  0:
    Class 0c03: PCI device 8086:27c8 (rev 1).
    IRQ 209.
    I/O at 0xff80 [0xff9f].
    Bus  0, device  29, function  1:
    Class 0c03: PCI device 8086:27c9 (rev 1).
    IRQ 217.
    I/O at 0xff60 [0xff7f].
    Bus  0, device  29, function  2:
    Class 0c03: PCI device 8086:27ca (rev 1).
    IRQ 225.
    I/O at 0xff40 [0xff5f].
    Bus  0, device  29, function  3:
    Class 0c03: PCI device 8086:27cb (rev 1).
    IRQ 233.
    I/O at 0xff20 [0xff3f].
    Bus  0, device  29, function  7:
    Class 0c03: PCI device 8086:27cc (rev 1).
    IRQ 209.
    Non-prefetchable 32 bit memory at 0xffa80800 [0xffa80bff].
    Bus  0, device  30, function  0:
    Class 0604: PCI device 8086:244e (rev 225).
    Master Capable.  No bursts.  Min Gnt=2.
    Bus  0, device  31, function  0:
    Class 0601: PCI device 8086:27b8 (rev 1).
    Bus  0, device  31, function  1:
    Class 0101: PCI device 8086:27df (rev 1).
    IRQ 169.
    I/O at 0xffa0 [0xffaf].
    Bus  0, device  31, function  2:
    Class 0101: PCI device 8086:27c0 (rev 1).
    IRQ 201.
    I/O at 0xfe00 [0xfe07].
    I/O at 0xfe10 [0xfe13].
    I/O at 0xfe20 [0xfe27].
    I/O at 0xfe30 [0xfe33].
    I/O at 0xfea0 [0xfeaf].
    Non-prefetchable 32 bit memory at 0x40000000 [0x400003ff].
    Bus  0, device  31, function  3:
    Class 0c05: PCI device 8086:27da (rev 1).
    IRQ 9.
    I/O at 0xece0 [0xecff].
    Bus  1, device   0, function  0:
    Class 0300: PCI device 1002:5b62 (rev 0).
    IRQ 169.
    Prefetchable 64 bit memory at 0xe0000000 [0xe7ffffff].
    Non-prefetchable 64 bit memory at 0xefde0000 [0xefdeffff].
    I/O at 0xdc00 [0xdcff].
    Bus  1, device   0, function  1:
    Class 0380: PCI device 1002:5b72 (rev 0).
    Non-prefetchable 64 bit memory at 0xefdf0000 [0xefdfffff].
    Bus  3, device   2, function  0:
    Class 9835: PCI device 9500:9835 (rev 8).
    IRQ 255.
    Master Capable.  No bursts.  Min Gnt=255.Max Lat=255.
    Bus  3, device   8, function  0:
    Class 0200: PCI device 8086:27dc (rev 1).
    IRQ 201.
    Master Capable.  Latency=64.  Min Gnt=8.Max Lat=56.
    Non-prefetchable 32 bit memory at 0xefbff000 [0xefbfffff].
    I/O at 0xccc0 [0xccff].
    /proc/tty/driver/serial
    Code:
    serinfo:1.0 driver revision:
    0: uart:unknown port:000003F8 irq:4
    1: uart:unknown port:000002F8 irq:3
    2: uart:unknown port:000003E8 irq:4
    3: uart:unknown port:000002E8 irq:3
    4: uart:unknown port:000001A0 irq:9
    5: uart:unknown port:000001A8 irq:9
    6: uart:unknown port:000001B0 irq:9
    7: uart:unknown port:000001B8 irq:9
    8: uart:unknown port:000002A0 irq:5
    9: uart:unknown port:000002A8 irq:5
    10: uart:unknown port:000002B0 irq:5
    11: uart:unknown port:000002B8 irq:5
    12: uart:unknown port:00000330 irq:4
    13: uart:unknown port:00000338 irq:4
    14: uart:unknown port:00000000 irq:0
    15: uart:unknown port:00000000 irq:0
    16: uart:unknown port:00000100 irq:12
    17: uart:unknown port:00000108 irq:12
    18: uart:unknown port:00000110 irq:12
    19: uart:unknown port:00000118 irq:12
    20: uart:unknown port:00000120 irq:12
    21: uart:unknown port:00000128 irq:12
    22: uart:unknown port:00000130 irq:12
    23: uart:unknown port:00000138 irq:12
    24: uart:unknown port:00000140 irq:12
    25: uart:unknown port:00000148 irq:12
    26: uart:unknown port:00000150 irq:12
    27: uart:unknown port:00000158 irq:12
    28: uart:unknown port:00000160 irq:12
    29: uart:unknown port:00000168 irq:12
    30: uart:unknown port:00000170 irq:12
    31: uart:unknown port:00000178 irq:12
    32: uart:unknown port:00000302 irq:3
    33: uart:unknown port:00000302 irq:3
    34: uart:unknown port:00000302 irq:3
    35: uart:unknown port:00000302 irq:3
    36: uart:unknown port:00000302 irq:3
    37: uart:unknown port:00000302 irq:3
    38: uart:unknown port:00000302 irq:3
    39: uart:unknown port:00000302 irq:3
    40: uart:unknown port:00000302 irq:3
    41: uart:unknown port:00000302 irq:3
    42: uart:unknown port:00000302 irq:3
    43: uart:unknown port:00000302 irq:3
    44: uart:unknown port:00000000 irq:0
    45: uart:unknown port:00000000 irq:0
    46: uart:unknown port:00000000 irq:0
    47: uart:unknown port:00000000 irq:0
    48: uart:unknown port:00000000 irq:0
    49: uart:unknown port:00000000 irq:0
    50: uart:unknown port:00000000 irq:0
    51: uart:unknown port:00000000 irq:0
    52: uart:unknown port:00000000 irq:0
    53: uart:unknown port:00000000 irq:0
    54: uart:unknown port:00000000 irq:0
    55: uart:unknown port:00000000 irq:0
    56: uart:unknown port:00000000 irq:0
    57: uart:unknown port:00000000 irq:0
    58: uart:unknown port:00000000 irq:0
    59: uart:unknown port:00000000 irq:0
    60: uart:unknown port:00000000 irq:0
    61: uart:unknown port:00000000 irq:0
    62: uart:unknown port:00000000 irq:0
    63: uart:unknown port:00000000 irq:0
    64: uart:unknown port:00000000 irq:0
    65: uart:unknown port:00000000 irq:0
    66: uart:unknown port:00000000 irq:0
    67: uart:unknown port:00000000 irq:0
    68: uart:unknown port:00000000 irq:0
    69: uart:unknown port:00000000 irq:0
    70: uart:unknown port:00000000 irq:0
    71: uart:unknown port:00000000 irq:0
    72: uart:unknown port:00000000 irq:0
    73: uart:unknown port:00000000 irq:0
    74: uart:unknown port:00000000 irq:0
    75: uart:unknown port:00000000 irq:0


  2. Re: how to find out the serial I/O address and IRQ?

    In article , freegnu wrote:

    >how to find out the serial I/O address and IRQ?
    >hi,all. i try to use google to resolve the problem , according some ones
    >said it can find out the serial I/O address and IRQ int
    >/proc/pci, but i cant find it.
    >my OS is FC4 , kernel is 2.6.14


    They're not on the PCI bus so it's no surprise that they
    aren't listed in /proc/pci.

    >is there anyone met the problem before? please give me an advice , thanks


    Try /proc/ioports and /proc/interrupts

    --
    http://www.spinics.net/lists/kernel/
    http://www.spinics.net/lists/linux-acpi/

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