| 1 | systool
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| 2 | ===
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| 3 |
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| 4 | 显示基于总线、类和拓扑显示系统中设备的信息
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| 5 |
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| 6 | ## 补充说明
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| 7 |
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| 8 | **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。
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| 9 |
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| 10 | ### 语法
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| 11 |
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| 12 | ```shell
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| 13 | systool(选项)(参数)
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| 14 | ```
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| 15 |
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| 16 | ### 选项
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| 17 |
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| 18 | ```shell
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| 19 | -a：显示被请求资源的属性；
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| 20 | -b<总线>：显示指定总线的信息；
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| 21 | -c<class>：显示指定类的信息；
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| 22 | -d：仅显示设备；
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| 23 | -h：显示指令的用法；
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| 24 | -m<模块名称>：显示指定模块的信息；
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| 25 | -p：显示资源的“sysfs”绝对路径；
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| 26 | -v：显示所有属性；
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| 27 | -A<属性>：显示请求资源的属性值；
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| 28 | -D：仅显示驱动程序信息；
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| 29 | -P：显示设备的父类。
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| 30 | ```
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| 31 |
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| 32 | ### 参数
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| 33 |
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| 34 | 设备：指定要查看信息的设备名称。
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| 35 |
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| 36 | ### 实例
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| 37 |
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| 38 | ```shell
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| 39 | [root@localhost ~]# systool
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| 40 | Supported sysfs buses:
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| 41 | acpi
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| 42 | i2c
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| 43 | ide
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| 44 | pci_express
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| 45 | pci
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| 46 | pcmcia
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| 47 | platform
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| 48 | pnp
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| 49 | scsi
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| 50 | serio
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| 51 | usb
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| 52 | Supported sysfs classes:
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| 53 | backlight
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| 54 | cpuid
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| 55 | dma_v3
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| 56 | firmware
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| 57 | graphics
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| 58 | hidraw
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| 59 | hwmon
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| 60 | i2c-adapter
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| 61 | input
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| 62 | leds
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| 63 | mem
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| 64 | misc
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| 65 | msr
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| 66 | net
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| 67 | pci_bus
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| 68 | pcmcia_socket
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| 69 | printer
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| 70 | raw
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| 71 | sas_device
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| 72 | sas_end_device
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| 73 | sas_expander
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| 74 | sas_host
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| 75 | sas_phy
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| 76 | sas_port
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| 77 | scsi_device
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| 78 | scsi_disk
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| 79 | scsi_generic
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| 80 | scsi_host
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| 81 | sound
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| 82 | tty
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| 83 | usb_device
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| 84 | usb_endpoint
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| 85 | usb_host
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| 86 | vc
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| 87 | vtconsole
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| 88 | Supported sysfs devices:
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| 89 | acpi
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| 90 | pci0000:00
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| 91 | platform
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| 92 | pnp0
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| 93 | sequencer2
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| 94 | sequencer
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| 95 | seq
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| 96 | system
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| 97 | timer
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| 98 | Supported sysfs modules:
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| 99 | 8250
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| 100 | acpi_memhotplug
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| 101 | ac
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| 102 | asus_acpi
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| 103 | ata_piix
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| 104 | auth_rpcgss
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| 105 | backlight
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| 106 | battery
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| 107 | button
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| 108 | cifs
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| 109 | cpufreq
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| 110 | crypto_api
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| 111 | dell_wmi
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| 112 | dm_log
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| 113 | dm_mem_cache
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| 114 | dm_message
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| 115 | dm_mirror
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| 116 | dm_mod
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| 117 | dm_multipath
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| 118 | dm_raid45
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| 119 | dm_region_hash
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| 120 | dock
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| 121 | e1000e
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| 122 | edac_mc
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| 123 | ehci_hcd
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| 124 | exportfs
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| 125 | ext3
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| 126 | hwmon
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| 127 | i2c_core
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| 128 | i2c_ec
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| 129 | i2c_i801
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| 130 | i7core_edac
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| 131 | i8042
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| 132 | ip_conntrack_netbios_ns
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| 133 | ip_conntrack
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| 134 | ip_tables
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| 135 | iptable_filter
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| 136 | ipv6
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| 137 | it821x
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| 138 | jbd
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| 139 | joydev
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| 140 | keyboard
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| 141 | libata
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| 142 | lockd
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| 143 | lp
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| 144 | md_mod
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| 145 | mousedev
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| 146 | mpt2sas
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| 147 | nfnetlink
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| 148 | nfs_acl
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| 149 | nfsd
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| 150 | nls_utf8
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| 151 | ohci_hcd
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| 152 | parport_pc
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| 153 | parport
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| 154 | pci_hotplug
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| 155 | pcmcia
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| 156 | pcmcia_core
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| 157 | pcspkr
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| 158 | piix
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| 159 | power_meter
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| 160 | printk
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| 161 | processor
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| 162 | psmouse
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| 163 | rsrc_nonstatic
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| 164 | sbs
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| 165 | scsi_dh
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| 166 | scsi_mod
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| 167 | scsi_transport_sas
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| 168 | sd_mod
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| 169 | serio_raw
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| 170 | sg
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| 171 | shpchp
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| 172 | snd_hda_intel
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| 173 | snd_hwdep
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| 174 | snd_mixer_oss
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| 175 | snd_page_alloc
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| 176 | snd_pcm_oss
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| 177 | snd_pcm
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| 178 | snd_seq_device
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| 179 | snd_seq_dummy
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| 180 | snd_seq_midi_event
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| 181 | snd_seq_oss
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| 182 | snd_seq
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| 183 | snd_timer
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| 184 | snd
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| 185 | soundcore
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| 186 | sunrpc
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| 187 | tcp_bic
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| 188 | tpm_bios
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| 189 | tpm_tis
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| 190 | tpm
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| 191 | uhci_hcd
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| 192 | usbcore
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| 193 | usbhid
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| 194 | video
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| 195 | wmi
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| 196 | x_tables
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| 197 | xfrm_nalgo
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| 198 | xt_limit
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| 199 | xt_state
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| 200 | xt_tcpudp
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| 201 | yenta_socket
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| 202 | ```
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| 203 |
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| 204 |
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