dmidecode -t bios
时间: 2024-03-02 21:50:27 浏览: 168
`dmidecode -t bios` 命令用于显示有关系统 BIOS 的信息。`-t bios` 选项告诉 `dmidecode` 命令仅显示与 BIOS 相关的信息。以下是一个示例输出:
```
# dmidecode -t bios
# dmidecode 3.2
Getting SMBIOS data from sysfs.
SMBIOS 3.2.0 present.
Handle 0x0000, DMI type 0, 26 bytes
BIOS Information
Vendor: Dell Inc.
Version: 2.8.0
Release Date: 10/23/2019
Address: 0xF0000
Runtime Size: 64 kB
ROM Size: 32 MB
Characteristics:
PCI is supported
BIOS is upgradeable
BIOS shadowing is allowed
Boot from CD is supported
Selectable boot is supported
EDD is supported
5.25"/1.2 MB floppy services are supported (int 13h)
3.5"/720 KB floppy services are supported (int 13h)
3.5"/2.88 MB floppy services are supported (int 13h)
Print screen service is supported (int 5h)
8042 keyboard services are supported (int 9h)
Serial services are supported (int 14h)
Printer services are supported (int 17h)
ACPI is supported
USB legacy is supported
Smart battery is supported
BIOS boot specification is supported
Function key-initiated network boot is supported
Targeted content distribution is supported
UEFI is supported
BIOS Revision: 2.8
Firmware Revision: 2.8.0
```
这个输出显示了有关 Dell 服务器 BIOS 的信息,例如制造商,版本,发布日期,地址等。它还显示了有关 BIOS 支持的功能的详细信息,例如是否支持 USB 遗留模式,ACPI,UEFI 等。
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