linux下察看bios内容和机器型号

blue_stone

redhat linux中可以使用dmidecode来察看bios的信息,  下面是在一个虚拟机上运行dmidecode的输出:
# dmidecode 2.2
SMBIOS 2.31 present.
45 structures occupying 1642 bytes.
Table at 0x000E0010.
Handle 0x0000
    DMI type 0, 20 bytes.
    BIOS Information
        Vendor: Phoenix Technologies LTD
        Version: 6.00
        Release Date: 04/17/2006
        Address: 0xE7C70
        Runtime Size: 99216 bytes
        ROM Size: 64 kB
        Characteristics:
            ISA is supported
            PCI is supported
            PC Card (PCMCIA) is supported
            PNP is supported
            APM is supported
            BIOS is upgradeable
            BIOS shadowing is allowed
            ESCD support is available
            USB legacy is supported
            Smart battery is supported
            BIOS boot specification is supported
Handle 0x0001
    DMI type 1, 25 bytes.
    System Information
        Manufacturer: VMware, Inc.
        Product Name: VMware Virtual Platform
        Version: None
        Serial Number: VMware-56 4d 0a b4 5c 4a f5 2b-fa 21 54 c2 2b 97 b0 8b
        UUID: 564D0AB4-5C4A-F52B-FA21-54C22B97B08B
        Wake-up Type: Power Switch
Handle 0x0002
    DMI type 2, 8 bytes.
    Base Board Information
        Manufacturer: Intel Corporation
        Product Name: 440BX Desktop Reference Platform
        Version: None
        Serial Number: None
Handle 0x0003
    DMI type 3, 17 bytes.
    Chassis Information
        Manufacturer: No Enclosure
        Type: Other
        Lock: Not Present
        Version: N/A
        Serial Number: None
        Asset Tag: No Asset Tag
        Boot-up State: Safe
        Power Supply State: Safe
        Thermal State: Safe
        Security Status: None
        OEM Information: 0x00001234
Handle 0x0004
    DMI type 4, 35 bytes.
    Processor Information
        Socket Designation: CPU socket #0
        Type: Central Processor
        Family: Unknown
        Manufacturer: GenuineIntel
        ID: 48 0F 00 00 FF FB EB 0F
        Version:   
        Voltage: 3.3 V
        External Clock: Unknown
        Max Speed: 2133 MHz
        Current Speed: 2133 MHz
        Status: Populated, Enabled
        Upgrade: ZIF Socket
        L1 Cache Handle: 0x000D
        L2 Cache Handle: 0x000E
        L3 Cache Handle: Not Provided
        Serial Number: Not Specified
        Asset Tag: Not Specified
        Part Number: Not Specified
Handle 0x0005
    DMI type 4, 35 bytes.
    Processor Information
        Socket Designation: CPU socket #1
        Type: Central Processor
        Family: Unknown
        Manufacturer: 000000000000
        ID: 00 00 00 00 00 00 00 00
        Version: 00000000000000000000000000000000
        Voltage: 3.3 V
        External Clock: Unknown
        Max Speed: Unknown
        Current Speed: Unknown
        Status: Unpopulated
        Upgrade: ZIF Socket
        L1 Cache Handle: Not Provided
        L2 Cache Handle: Not Provided
        L3 Cache Handle: Not Provided
        Serial Number: Not Specified
        Asset Tag: Not Specified
        Part Number: Not Specified
Handle 0x0006
    DMI type 4, 35 bytes.
    Processor Information
        Socket Designation: CPU socket #2
        Type: Central Processor
        Family: Unknown
        Manufacturer: 000000000000
        ID: 00 00 00 00 00 00 00 00
        Version: 00000000000000000000000000000000
        Voltage: 3.3 V
        External Clock: Unknown
        Max Speed: Unknown
        Current Speed: Unknown
        Status: Unpopulated
        Upgrade: ZIF Socket
        L1 Cache Handle: Not Provided
        L2 Cache Handle: Not Provided
        L3 Cache Handle: Not Provided
        Serial Number: Not Specified
        Asset Tag: Not Specified
        Part Number: Not Specified
Handle 0x0007
    DMI type 4, 35 bytes.
    Processor Information
        Socket Designation: CPU socket #3
        Type: Central Processor
        Family: Unknown
        Manufacturer: 000000000000
        ID: 00 00 00 00 00 00 00 00
        Version: 00000000000000000000000000000000
        Voltage: 3.3 V
        External Clock: Unknown
        Max Speed: Unknown
        Current Speed: Unknown
        Status: Unpopulated
        Upgrade: ZIF Socket
        L1 Cache Handle: Not Provided
        L2 Cache Handle: Not Provided
        L3 Cache Handle: Not Provided
        Serial Number: Not Specified
        Asset Tag: Not Specified
        Part Number: Not Specified
Handle 0x0008
    DMI type 5, 24 bytes.
    Memory Controller Information
        Error Detecting Method: None
        Error Correcting Capabilities:
            None
        Supported Interleave: One-way Interleave
        Current Interleave: One-way Interleave
        Maximum Memory Module Size: 2048 MB
        Maximum Total Memory Size: 8192 MB
        Supported Speeds:
            70 ns
            60 ns
        Supported Memory Types:
            FPM
            EDO
            DIMM
            SDRAM
        Memory Module Voltage: 3.3 V
        Associated Memory Slots: 4
            0x0009
            0x000A
            0x000B
            0x000C
        Enabled Error Correcting Capabilities:
            None
Handle 0x0009
    DMI type 6, 12 bytes.
    Memory Module Information
        Socket Designation: RAM socket #0
        Bank Connections: 0 1
        Current Speed: Unknown
        Type: EDO DIMM
        Installed Size: 2048 MB (Single-bank Connection)
        Enabled Size: 2048 MB (Single-bank Connection)
        Error Status: OK
Handle 0x000A
    DMI type 6, 12 bytes.
    Memory Module Information
        Socket Designation: RAM socket #1
        Bank Connections: 2 3
        Current Speed: Unknown
        Type: EDO DIMM
        Installed Size: 256 MB (Single-bank Connection)
        Enabled Size: 256 MB (Single-bank Connection)
        Error Status: OK
Handle 0x000B
    DMI type 6, 12 bytes.
    Memory Module Information
        Socket Designation: RAM socket #2
        Bank Connections: 4 5
        Current Speed: Unknown
        Type: EDO DIMM
        Installed Size: 128 MB (Single-bank Connection)
        Enabled Size: 128 MB (Single-bank Connection)
        Error Status: OK
Handle 0x000C
    DMI type 6, 12 bytes.
    Memory Module Information
        Socket Designation: RAM socket #3
        Bank Connections: 6 7
        Current Speed: Unknown
        Type: EDO DIMM
        Installed Size: 64 MB (Single-bank Connection)
        Enabled Size: 64 MB (Single-bank Connection)
        Error Status: OK
Handle 0x000D
    DMI type 7, 19 bytes.
    Cache Information
        Socket Designation: L1 Cache
        Configuration: Enabled, Socketed, Level 1
        Operational Mode: Write Back
        Location: Internal
        Installed Size: 16 KB
        Maximum Size: 16 KB
        Supported SRAM Types:
            Burst
            Pipeline Burst
            Asynchronous
        Installed SRAM Type: Asynchronous
        Speed: Unknown
        Error Correction Type: Unknown
        System Type: Unknown
        Associativity: Unknown
Handle 0x000E
    DMI type 7, 19 bytes.
    Cache Information
        Socket Designation: L2 Cache
        Configuration: Disabled, Socketed, Level 2
        Operational Mode: Write Back
        Location: External
        Installed Size: 0 KB
        Maximum Size: 512 KB
        Supported SRAM Types:
            Burst
            Pipeline Burst
            Asynchronous
        Installed SRAM Type: None
        Speed: Unknown
        Error Correction Type: Unknown
        System Type: Unknown
        Associativity: Unknown
Handle 0x000F
    DMI type 8, 9 bytes.
    Port Connector Information
        Internal Reference Designator: J19
        Internal Connector Type: 9 Pin Dual Inline (pin 10 cut)
        External Reference Designator: COM 1
        External Connector Type: DB-9 male
        Port Type: Serial Port 16550A Compatible
Handle 0x0010
    DMI type 8, 9 bytes.
    Port Connector Information
        Internal Reference Designator: J23
        Internal Connector Type: 25 Pin Dual Inline (pin 26 cut)
        External Reference Designator: Parallel
        External Connector Type: DB-25 female
        Port Type: Parallel Port ECP/EPP
Handle 0x0011
    DMI type 8, 9 bytes.
    Port Connector Information
        Internal Reference Designator: J11
        Internal Connector Type: None
        External Reference Designator: Keyboard
        External Connector Type: Circular DIN-8 male
        Port Type: Keyboard Port
Handle 0x0012
    DMI type 8, 9 bytes.
    Port Connector Information
        Internal Reference Designator: J12
        Internal Connector Type: None
        External Reference Designator: PS/2 Mouse
        External Connector Type: Circular DIN-8 male
        Port Type: Keyboard Port
Handle 0x0013
    DMI type 9, 13 bytes.
    System Slot Information
        Designation: ISA Slot J8
        Type: 16-bit ISA
        Current Usage: Unknown
        Length: Short
        Characteristics:
            5.0 V is provided
Handle 0x0014
    DMI type 9, 13 bytes.
    System Slot Information
        Designation: ISA Slot J9
        Type: 16-bit ISA
        Current Usage: Unknown
        Length: Short
        Characteristics:
            5.0 V is provided
Handle 0x0015
    DMI type 9, 13 bytes.
    System Slot Information
        Designation: ISA Slot J10
        Type: 16-bit ISA
        Current Usage: Unknown
        Length: Short
        Characteristics:
            5.0 V is provided
Handle 0x0016
    DMI type 9, 13 bytes.
    System Slot Information
        Designation: PCI Slot J11
        Type: 32-bit PCI
        Current Usage: In Use
        Length: Long
        ID: 1
        Characteristics:
            5.0 V is provided
            3.3 V is provided
Handle 0x0017
    DMI type 9, 13 bytes.
    System Slot Information
        Designation: PCI Slot J12
        Type: 32-bit PCI
        Current Usage: In Use
        Length: Long
        ID: 2
        Characteristics:
            5.0 V is provided
            3.3 V is provided
Handle 0x0018
    DMI type 9, 13 bytes.
    System Slot Information
        Designation: PCI Slot J13
        Type: 32-bit PCI
        Current Usage: In Use
        Length: Long
        ID: 3
        Characteristics:
            5.0 V is provided
            3.3 V is provided
Handle 0x0019
    DMI type 9, 13 bytes.
    System Slot Information
        Designation: PCI Slot J14
        Type: 32-bit PCI
        Current Usage: Available
        Length: Long
        ID: 4
        Characteristics:
            5.0 V is provided
            3.3 V is provided
Handle 0x001A
    DMI type 10, 8 bytes.
    On Board Device Information
        Type: Video
        Status: Disabled
        Description: VMware SVGA II
    On Board Device Information
        Type: Sound
        Status: Disabled
        Description: ES1371
Handle 0x001B
    DMI type 11, 5 bytes.
    OEM Strings
        String 1: Welcome to the Virtual Machine
Handle 0x001C
    DMI type 15, 29 bytes.
    System Event Log
        Area Length: 16 bytes
        Header Start Offset: 0x0000
        Header Length: 16 bytes
        Data Start Offset: 0x0010
        Access Method: General-pupose non-volatile data functions
        Access Address: 0x0000
        Status: Invalid, No Header
        Change Token: 0x00000036
        Header Format: Type 1
        Supported Log Type Descriptors: 3
        Descriptor 1: POST error
        Data Format 1: POST results bitmap
        Descriptor 2: Single-bit ECC memory error
        Data Format 2: Multiple-event
        Descriptor 3: Multi-bit ECC memory error
        Data Format 3: Multiple-event
Handle 0x001D
    DMI type 16, 15 bytes.
    Physical Memory Array
        Location: System Board Or Motherboard
        Use: System Memory
        Error Correction Type: None
        Maximum Capacity: 4 GB
        Error Information Handle: Not Provided
        Number Of Devices: 4
Handle 0x001E
    DMI type 17, 27 bytes.
    Memory Device
        Array Handle: 0x001D
        Error Information Handle: No Error
        Total Width: 32 bits
        Data Width: 32 bits
        Size: 2048 MB
        Form Factor: DIMM
        Set: None
        Locator: RAM slot #0
        Bank Locator: RAM slot #0
        Type: DRAM
        Type Detail: EDO
        Speed: Unknown
        Manufacturer: Not Specified
        Serial Number: Not Specified
        Asset Tag: Not Specified
        Part Number: Not Specified
Handle 0x001F
    DMI type 17, 27 bytes.
    Memory Device
        Array Handle: 0x001D
        Error Information Handle: No Error
        Total Width: 32 bits
        Data Width: 32 bits
        Size: 256 MB
        Form Factor: DIMM
        Set: None
        Locator: RAM slot #1
        Bank Locator: RAM slot #1
        Type: DRAM
        Type Detail: EDO
        Speed: Unknown
        Manufacturer: Not Specified
        Serial Number: Not Specified
        Asset Tag: Not Specified
        Part Number: Not Specified
Handle 0x0020
    DMI type 17, 27 bytes.
    Memory Device
        Array Handle: 0x001D
        Error Information Handle: No Error
        Total Width: 32 bits
        Data Width: 32 bits
        Size: 128 MB
        Form Factor: DIMM
        Set: None
        Locator: RAM slot #2
        Bank Locator: RAM slot #2
        Type: DRAM
        Type Detail: EDO
        Speed: Unknown
        Manufacturer: Not Specified
        Serial Number: Not Specified
        Asset Tag: Not Specified
        Part Number: Not Specified
Handle 0x0021
    DMI type 17, 27 bytes.
    Memory Device
        Array Handle: 0x001D
        Error Information Handle: No Error
        Total Width: 32 bits
        Data Width: 32 bits
        Size: 64 MB
        Form Factor: DIMM
        Set: None
        Locator: RAM slot #3
        Bank Locator: RAM slot #3
        Type: DRAM
        Type Detail: EDO
        Speed: Unknown
        Manufacturer: Not Specified
        Serial Number: Not Specified
        Asset Tag: Not Specified
        Part Number: Not Specified
Handle 0x0022
    DMI type 18, 23 bytes.
    32-bit Memory Error Information
        Type: OKBad Read
        Granularity: Unknown
        Operation: Unknown
        Vendor Syndrome: Unknown
        Memory Array Address: Unknown
        Device Address: Unknown
        Resolution: Unknown
Handle 0x0023
    DMI type 19, 15 bytes.
    Memory Array Mapped Address
        Starting Address: 0x00000000000
        Ending Address: 0x0009BFFFFFF
        Range Size: 2496 MB
        Physical Array Handle: 0x001D
        Partition Width: 0
Handle 0x0024
    DMI type 20, 19 bytes.
    Memory Device Mapped Address
        Starting Address: 0x00000000000
        Ending Address: 0x0007FFFFFFF
        Range Size: 2 GB
        Physical Device Handle: 0x001E
        Memory Array Mapped Address Handle: 0x0023
        Partition Row Position: Unknown
        Interleave Position: Unknown
        Interleaved Data Depth: Unknown
Handle 0x0025
    DMI type 20, 19 bytes.
    Memory Device Mapped Address
        Starting Address: 0x00080000000
        Ending Address: 0x0008FFFFFFF
        Range Size: 256 MB
        Physical Device Handle: 0x001F
        Memory Array Mapped Address Handle: 0x0023
        Partition Row Position: Unknown
        Interleave Position: Unknown
        Interleaved Data Depth: Unknown
Handle 0x0026
    DMI type 23, 13 bytes.
    System Reset
        Status: Enabled
        Watchdog Timer: Present
        Boot Option: Do Not Reboot
        Boot Option On Limit: Do Not Reboot
        Reset Count: Unknown
        Reset Limit: Unknown
        Timer Interval: Unknown
        Timeout: Unknown
Handle 0x0027
    DMI type 24, 5 bytes.
    Hardware Security
        Power-On Password Status: Disabled
        Keyboard Password Status: Unknown
        Administrator Password Status: Enabled
        Front Panel Reset Status: Unknown
Handle 0x0028
    DMI type 30, 6 bytes.
    Out-of-band Remote Access
        Manufacturer Name: Intel
        Inbound Connection: Enabled
        Outbound Connection: Disabled
Handle 0x0029
    DMI type 32, 20 bytes.
    System Boot Information
        Status:
Handle 0x002A
    DMI type 33, 31 bytes.
    64-bit Memory Error Information
        Type: OKBad Read
        Granularity: Unknown
        Operation: Unknown
        Vendor Syndrome: Unknown
        Memory Array Address: 0x0000000080000000
        Device Address: 0x0000000080000000
        Resolution: Unknown
Handle 0x002B
    DMI type 126, 4 bytes.
    Inactive
Handle 0x002C
    DMI type 127, 4 bytes.
    End Of Table

linux下另外一个硬件检测工具是hwinfo. hwinfo包含在debian以及suse linux中, 除了可以用来检测bios信息外, 还可以用来检测如scsi, x等信息.


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