Searched full:sysfs (Results 1 – 25 of 690) sorted by relevance
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| /Documentation/ABI/testing/ |
| D | sysfs-tty | 29 These sysfs values expose the TIOCGSERIAL interface via
30 sysfs rather than via ioctls.
38 These sysfs values expose the TIOCGSERIAL interface via
39 sysfs rather than via ioctls.
47 These sysfs values expose the TIOCGSERIAL interface via
48 sysfs rather than via ioctls.
56 These sysfs values expose the TIOCGSERIAL interface via
57 sysfs rather than via ioctls.
65 These sysfs values expose the TIOCGSERIAL interface via
66 sysfs rather than via ioctls.
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| D | sysfs-bus-event_source-devices-hv_gpci | 6 (See ABI/testing/sysfs-bus-event_source-devices-format).
81 This sysfs file exposes the cpumask which is designated to make
88 This sysfs file exposes the system topology information by making HCALL
92 * This sysfs file will be created only for power10 and above platforms.
94 * User needs root privileges to read data from this sysfs file.
96 * This sysfs file will be created, only when the HCALL returns "H_SUCCESS",
102 * The end user reading this sysfs file must decode the content as per
105 Possible error codes while reading this sysfs file:
120 This sysfs file exposes the system topology information by making HCALL
124 * This sysfs file will be created only for power10 and above platforms.
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| D | sysfs-class-firmware | 5 Description: The data sysfs file is used for firmware-fallback and for
6 firmware uploads. Cat a firmware image to this sysfs file
7 after you echo 1 to the loading sysfs file. When the firmware
8 image write is complete, echo 0 to the loading sysfs file. This
30 for the status sysfs file and <ERROR> will be one of the
33 error sysfs file is only meaningful when the current firmware
41 Description: The loading sysfs file is used for both firmware-fallback and
43 you are writing a firmware file to the data sysfs node. Echo
57 written to the data sysfs file. This value is periodically
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| D | sysfs-driver-intc_sar | 12 this sysfs node. Such an application can also read back using
13 this sysfs node, the currently configured regulatory mode value
32 This sysfs entry is used to retrieve Dynamic SAR information
53 this sysfs entry. Application can then read this information from
54 the sysfs node and consume the given information.
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| D | sysfs-bus-event_source-devices-hv_24x7 | 6 (See ABI/testing/sysfs-bus-event_source-devices-format).
41 also extractable from the provided binary "catalog" sysfs entry.
48 extractable from the provided binary "catalog" sysfs entry.
54 This sysfs interface exposes the number of sockets present in the
61 This sysfs interface exposes the number of chips per socket
68 This sysfs interface exposes the number of cores per chip
75 This sysfs file exposes the cpumask which is designated to make
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| D | sysfs-kernel-fadump | 5 The /sys/kernel/fadump/* is a collection of FADump sysfs
30 This is a special sysfs file and only available when
47 primarily to update the elfcorehdr. This sysfs indicates the
57 This is a special sysfs file available to setup additional
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| /Documentation/networking/ |
| D | sysfs-tagging.rst | 4 Sysfs tagging
10 The problem. Network devices show up in sysfs and with the network
16 sysfs, sysfs now has tagging directory support.
19 the sysfs directory entries we ensure that we don't have conflicts
23 Each sysfs directory entry may be tagged with a namespace via the
29 Each sysfs superblock's kernfs_super_info contains an array
31 kobj_nstype first mounts sysfs, a new superblock is created. It
32 will be differentiated from other sysfs mounts by having its
35 the contents of other namespaces' sysfs mounts. Therefore, when a
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| /Documentation/translations/zh_TW/filesystems/ |
| D | sysfs.txt | 3 Chinese translated version of Documentation/filesystems/sysfs.rst
15 Documentation/filesystems/sysfs.rst 的中文翻譯
30 sysfs - 用於導出內核對象(kobject)的文件系統
39 sysfs 簡介:
42 sysfs 是一個最初基於 ramfs 且位於內存的文件系統。它提供導出內核
45 sysfs 始終與 kobject 的底層結構緊密相關。請閱讀
50 使用 sysfs
53 只要內核配置中定義了 CONFIG_SYSFS ，sysfs 總是被編譯進內核。你可
56 mount -t sysfs sysfs /sys
62 任何 kobject 在系統中註冊，就會有一個目錄在 sysfs 中被創建。這個
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| /Documentation/translations/zh_CN/filesystems/ |
| D | sysfs.txt | 1 Chinese translated version of Documentation/filesystems/sysfs.rst
13 Documentation/filesystems/sysfs.rst 的中文翻译
27 sysfs - 用于导出内核对象(kobject)的文件系统
36 sysfs 简介:
39 sysfs 是一个最初基于 ramfs 且位于内存的文件系统。它提供导出内核
42 sysfs 始终与 kobject 的底层结构紧密相关。请阅读
47 使用 sysfs
50 只要内核配置中定义了 CONFIG_SYSFS ，sysfs 总是被编译进内核。你可
53 mount -t sysfs sysfs /sys
59 任何 kobject 在系统中注册，就会有一个目录在 sysfs 中被创建。这个
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| /Documentation/gpu/amdgpu/ |
| D | flashing.rst | 9 For supported GPUs, `amdgpu` will export a series of sysfs files that can be
15 2. "Write" the IFWI image to the sysfs file `psp_vbflash`. This will stage the IFWI in memory.
16 3. "Read" from the `psp_vbflash` sysfs file to initiate the flash process.
17 4. Poll the `psp_vbflash_status` sysfs file to determine when the flash process completes.
22 is done using the `usbc_pd_fw` sysfs file.
25 * Writing the name of a firmware payload stored in `/lib/firmware/amdgpu` to the sysfs file will in…
31 sysfs files
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| D | ras.rst | 5 The AMDGPU RAS interfaces are exposed via sysfs (for informational queries) and
8 RAS debugfs/sysfs Control and Error Injection Interfaces
20 RAS Error Count sysfs Interface
24 :doc: AMDGPU RAS sysfs Error Count Interface
32 RAS VRAM Bad Pages sysfs Interface
36 :doc: AMDGPU RAS sysfs gpu_vram_bad_pages Interface
48 The test verifies the RAS feature enabled status and makes sure the necessary sysfs and debugfs fil…
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| /Documentation/driver-api/rapidio/ |
| D | sysfs.rst | 2 Sysfs entries
5 The RapidIO sysfs files have moved to:
6 Documentation/ABI/testing/sysfs-bus-rapidio and
7 Documentation/ABI/testing/sysfs-class-rapidio
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| /Documentation/filesystems/ |
| D | sysfs.rst | 4 sysfs - _The_ filesystem for exporting kernel objects
18 sysfs is a RAM-based filesystem initially based on ramfs. It provides
22 sysfs is tied inherently to the kobject infrastructure. Please read
27 Using sysfs
30 sysfs is always compiled in if CONFIG_SYSFS is defined. You can access
33 mount -t sysfs sysfs /sys
40 created for it in sysfs. That directory is created as a subdirectory
42 userspace. Top-level directories in sysfs represent the common
46 sysfs internally stores a pointer to the kobject that implements a
48 the past this kobject pointer has been used by sysfs to do reference
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| /Documentation/driver-api/firmware/ |
| D | fw_upload.rst | 8 persistent sysfs nodes to enable users to initiate firmware updates for
11 upload uses the same *loading* and *data* sysfs files described in the
12 documentation for firmware fallback. It also adds additional sysfs files
21 firmware upload by echoing a 1 to the *loading* sysfs file for the target
22 device. Next, the user writes the firmware image to the *data* sysfs
24 sysfs file to signal completion. Echoing 0 to *loading* also triggers the
99 Corresponding strings are reported through the status sysfs node that
113 Sysfs Attributes
116 In addition to the *loading* and *data* sysfs files, there are additional
117 sysfs files to monitor the status of the data transfer to the target
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| /Documentation/admin-guide/ |
| D | sysfs-rules.rst | 1 Rules on how to access information in sysfs
4 The kernel-exported sysfs exports internal kernel implementation details
7 internal API. Therefore, there are aspects of the sysfs interface that
10 To minimize the risk of breaking users of sysfs, which are in most cases
12 of sysfs must follow some rules to use an as-abstract-as-possible way to
15 abstractions these programs provide instead of accessing sysfs directly.
17 But if you really do want or need to access sysfs directly, please follow
19 versions of the sysfs interface.
22 It makes assumptions about sysfs which are not true. Its API does not
28 to sysfs has failed; it causes more problems than it solves. It
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| D | video-output.rst | 6 The output sysfs class driver provides an abstract video output layer that
8 device through common sysfs interface. For example, on my IBM ThinkPad T42
10 method for 'state' with output sysfs class. The user interface under sysfs is::
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| /Documentation/infiniband/ |
| D | sysfs.rst | 2 Sysfs files
5 The sysfs interface has moved to
6 Documentation/ABI/stable/sysfs-class-infiniband.
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| /Documentation/driver-api/driver-model/ |
| D | overview.rst | 82 file system named sysfs.
89 none on /sys type sysfs (rw,noexec,nosuid,nodev)
93 The auto-mounting of sysfs is typically accomplished by an entry similar to
96 none /sys sysfs defaults 0 0
100 none /sys sysfs nodev,noexec,nosuid 0 0
102 If sysfs is not automatically mounted, you can always do it manually with::
104 # mount -t sysfs sysfs /sys
122 More information about the sysfs directory layout can be found in
124 Documentation/filesystems/sysfs.rst.
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| /Documentation/userspace-api/gpio/ |
| D | sysfs.rst | 1 GPIO Sysfs Interface for Userspace
6 been moved to Documentation/ABI/obsolete/sysfs-gpio.
15 The obsolete sysfs ABI
18 configure a sysfs user interface to GPIOs. This is different from the
37 Do NOT abuse sysfs to control hardware that has proper kernel drivers.
43 Paths in Sysfs
102 sysfs file and read the new value or close the file and
155 /* create a sysfs link to an exported GPIO node */
160 the sysfs interface by gpiod_export(). The driver can control whether the
169 symlinks from elsewhere in sysfs to the GPIO sysfs node. Drivers can
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| /Documentation/hwmon/ |
| D | acpi_power_meter.rst | 23 sysfs interface conforms with the specification outlined in the "Power" section
24 of Documentation/hwmon/sysfs-interface.rst.
33 `power[1-*]_average` sysfs file.
40 the case, the `power[1-*]_cap` and related sysfs files will appear. When the
49 well as sent as a poll notification to a sysfs file. The events are as
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| D | w83791d.rst | 93 See below for the description of the sysfs-interface.
100 The sysfs interface to the global enable is via the sysfs beep_enable file.
103 The sysfs interface to the beep bitmask has migrated from the original legacy
104 method of a single sysfs beep_mask file to a newer method using multiple
105 `*_beep` files as described in `Documentation/hwmon/sysfs-interface.rst`.
108 original legacy method used a single sysfs alarms file containing a bitmap
109 of triggered alarms. The newer method uses multiple sysfs `*_alarm` files
110 (again following the pattern described in sysfs-interface).
118 NOTE: All new code should be written to use the newer sysfs-interface
127 The sysfs-interface is documented in the 'sysfs-interface' file. Only
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| D | lm93.rst | 83 sysfs files prochot1, prochot2, prochot1_avg, prochot2_avg, prochot1_max,
93 These intervals can be found in the sysfs files prochot1_interval and
105 non-zero integer to the sysfs file prochot_short.
112 The sysfs files prochot1_override and prochot2_override contain boolean
114 #P2_PROCHOT, respectively. The sysfs file prochot_override_duty_cycle
123 sysfs files vrdhot1 and vrdhot2. There is one value per file: a boolean for
136 fan tachometer with a pwm) to the sysfs file fan<n>_smart_tach. A zero
145 15.10.6 of the datasheet for details.) The sysfs files pwm1_override
147 where 0 disables and 1 enables the manual control mode. The sysfs files pwm1
159 The sysfs files pwm1_freq and pwm2_freq are used to select the frequency. The
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| D | tmp464.rst | 41 temperature values, limits, and alarms via the following sysfs files:
61 Each sensor can be individually disabled via Devicetree or from sysfs
66 If labels were specified in Devicetree, additional sysfs files will
71 The update interval is configurable with the following sysfs attribute.
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| /Documentation/admin-guide/laptops/ |
| D | thinkpad-acpi.rst | 88 is a new sysfs-based interface which is not complete yet.
94 all new functionality will be implemented on the sysfs interface.
96 The sysfs interface tries to blend in the generic Linux sysfs subsystems
102 Notes about the sysfs interface
106 to the sysfs interfaces will be enforced, as will correctness in the
107 thinkpad-acpi's implementation of sysfs interfaces.
109 Also, any bugs in the thinkpad-acpi sysfs driver code or in the
110 thinkpad-acpi's implementation of the sysfs interfaces will be fixed for
115 Applications interfacing to the thinkpad-acpi sysfs interfaces must
116 follow all sysfs guidelines and correctly process all errors (the sysfs
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| /Documentation/admin-guide/aoe/ |
| D | status.sh | 2 # collate and present sysfs information about AoE storage
15 #test -z "`mount | grep sysfs`" && {
17 echo "$me Error: sysfs is not mounted" 1>&2
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