systool命令指令显示基于总线、类和拓扑显示系统中设备的信息。 #### 语法 systool(选项)(参数) #### 选项 -a:显示被请求资源的属性; -b<总线>:显示指定总线的信息; -c:显示指定类的信息; -d:仅显示设备; -h:显示指令的用法; -m<模块名称>:显示指定模块的信息; -p:显示资源的“sysfs”绝对路径; -v:显示所有属性; -A<属性>:显示请求资源的属性值; -D:仅显示驱动程序信息; -P:显示设备的父类。 #### 参数 设备:指定要查看信息的设备名称。 #### 实例 [root@localhost ~]# systool Supported sysfs buses: acpi i2c ide pci_express pci pcmcia platform pnp scsi serio usb Supported sysfs classes: backlight cpuid dma_v3 firmware graphics hidraw hwmon i2c-adapter input leds mem misc msr net pci_bus pcmcia_socket printer raw sas_device sas_end_device sas_expander sas_host sas_phy sas_port scsi_device scsi_disk scsi_generic scsi_host sound tty usb_device usb_endpoint usb_host vc vtconsole Supported sysfs devices: acpi pci0000:00 platform pnp0 sequencer2 sequencer seq system timer Supported sysfs modules: 8250 acpi_memhotplug ac asus_acpi ata_piix auth_rpcgss backlight battery button cifs cpufreq crypto_api dell_wmi dm_log dm_mem_cache dm_message dm_mirror dm_mod dm_multipath dm_raid45 dm_region_hash dock e1000e edac_mc ehci_hcd exportfs ext3 hwmon i2c_core i2c_ec i2c_i801 i7core_edac i8042 ip_conntrack_netbios_ns ip_conntrack ip_tables iptable_filter ipv6 it821x jbd joydev keyboard libata lockd lp md_mod mousedev mpt2sas nfnetlink nfs_acl nfsd nls_utf8 ohci_hcd parport_pc parport pci_hotplug pcmcia pcmcia_core pcspkr piix power_meter printk processor psmouse rsrc_nonstatic sbs scsi_dh scsi_mod scsi_transport_sas sd_mod serio_raw sg shpchp snd_hda_intel snd_hwdep snd_mixer_oss snd_page_alloc snd_pcm_oss snd_pcm snd_seq_device snd_seq_dummy snd_seq_midi_event snd_seq_oss snd_seq snd_timer snd soundcore sunrpc tcp_bic tpm_bios tpm_tis tpm uhci_hcd usbcore usbhid video wmi x_tables xfrm_nalgo xt_limit xt_state xt_tcpudp yenta_socket
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