This converts the plain text documentation to reStructuredText format and add it to Sphinx TOC tree. No essential content change. Signed-off-by: Changbin Du <changbin.du@xxxxxxxxx> --- Documentation/acpi/{debug.txt => debug.rst} | 31 ++++++++++--------- ...eferences.txt => data-node-references.rst} | 27 +++++++++------- Documentation/acpi/index.rst | 2 ++ 3 files changed, 33 insertions(+), 27 deletions(-) rename Documentation/acpi/{debug.txt => debug.rst} (91%) rename Documentation/acpi/dsd/{data-node-references.txt => data-node-references.rst} (80%) diff --git a/Documentation/acpi/debug.txt b/Documentation/acpi/debug.rst similarity index 91% rename from Documentation/acpi/debug.txt rename to Documentation/acpi/debug.rst index 65bf47c46b6d..c9aa32b3a80b 100644 --- a/Documentation/acpi/debug.txt +++ b/Documentation/acpi/debug.rst @@ -1,18 +1,19 @@ - ACPI Debug Output - +================= +ACPI Debug Output +================= The ACPI CA, the Linux ACPI core, and some ACPI drivers can generate debug output. This document describes how to use this facility. Compile-time configuration --------------------------- +========================== ACPI debug output is globally enabled by CONFIG_ACPI_DEBUG. If this config option is turned off, the debug messages are not even built into the kernel. Boot- and run-time configuration --------------------------------- +================================ When CONFIG_ACPI_DEBUG=y, you can select the component and level of messages you're interested in. At boot-time, use the acpi.debug_layer and @@ -21,7 +22,7 @@ debug_layer and debug_level files in /sys/module/acpi/parameters/ to control the debug messages. debug_layer (component) ------------------------ +======================= The "debug_layer" is a mask that selects components of interest, e.g., a specific driver or part of the ACPI interpreter. To build the debug_layer @@ -33,7 +34,7 @@ to /sys/module/acpi/parameters/debug_layer. The possible components are defined in include/acpi/acoutput.h and include/acpi/acpi_drivers.h. Reading /sys/module/acpi/parameters/debug_layer -shows the supported mask values, currently these: +shows the supported mask values, currently these:: ACPI_UTILITIES 0x00000001 ACPI_HARDWARE 0x00000002 @@ -65,7 +66,7 @@ shows the supported mask values, currently these: ACPI_PROCESSOR_COMPONENT 0x20000000 debug_level ------------ +=========== The "debug_level" is a mask that selects different types of messages, e.g., those related to initialization, method execution, informational messages, etc. @@ -81,7 +82,7 @@ to /sys/module/acpi/parameters/debug_level. The possible levels are defined in include/acpi/acoutput.h. Reading /sys/module/acpi/parameters/debug_level shows the supported mask values, -currently these: +currently these:: ACPI_LV_INIT 0x00000001 ACPI_LV_DEBUG_OBJECT 0x00000002 @@ -113,9 +114,9 @@ currently these: ACPI_LV_EVENTS 0x80000000 Examples --------- +======== -For example, drivers/acpi/bus.c contains this: +For example, drivers/acpi/bus.c contains this:: #define _COMPONENT ACPI_BUS_COMPONENT ... @@ -127,22 +128,22 @@ statement uses ACPI_DB_INFO, which is macro based on the ACPI_LV_INFO definition.) Enable all AML "Debug" output (stores to the Debug object while interpreting -AML) during boot: +AML) during boot:: acpi.debug_layer=0xffffffff acpi.debug_level=0x2 -Enable PCI and PCI interrupt routing debug messages: +Enable PCI and PCI interrupt routing debug messages:: acpi.debug_layer=0x400000 acpi.debug_level=0x4 -Enable all ACPI hardware-related messages: +Enable all ACPI hardware-related messages:: acpi.debug_layer=0x2 acpi.debug_level=0xffffffff -Enable all ACPI_DB_INFO messages after boot: +Enable all ACPI_DB_INFO messages after boot:: # echo 0x4 > /sys/module/acpi/parameters/debug_level -Show all valid component values: +Show all valid component values:: # cat /sys/module/acpi/parameters/debug_layer diff --git a/Documentation/acpi/dsd/data-node-references.txt b/Documentation/acpi/dsd/data-node-references.rst similarity index 80% rename from Documentation/acpi/dsd/data-node-references.txt rename to Documentation/acpi/dsd/data-node-references.rst index c3871565c8cf..83a368d9d208 100644 --- a/Documentation/acpi/dsd/data-node-references.txt +++ b/Documentation/acpi/dsd/data-node-references.rst @@ -1,9 +1,11 @@ -Copyright (C) 2018 Intel Corporation -Author: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx> - +.. include:: <isonum.txt> +=================================== Referencing hierarchical data nodes ------------------------------------ +=================================== + +:Copyright: |copy| 2018 Intel Corporation +:Author: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx> ACPI in general allows referring to device objects in the tree only. Hierarchical data extension nodes may not be referred to directly, hence this @@ -28,13 +30,14 @@ extension key. Example -------- +======= - In the ASL snippet below, the "reference" _DSD property [2] contains a - device object reference to DEV0 and under that device object, a - hierarchical data extension key "node@1" referring to the NOD1 object - and lastly, a hierarchical data extension key "anothernode" referring to - the ANOD object which is also the final target node of the reference. +In the ASL snippet below, the "reference" _DSD property [2] contains a +device object reference to DEV0 and under that device object, a +hierarchical data extension key "node@1" referring to the NOD1 object +and lastly, a hierarchical data extension key "anothernode" referring to +the ANOD object which is also the final target node of the reference. +:: Device (DEV0) { @@ -75,10 +78,10 @@ Example }) } -Please also see a graph example in graph.txt . +Please also see a graph example in :doc:`graph`. References ----------- +========== [1] Hierarchical Data Extension UUID For _DSD. <URL:http://www.uefi.org/sites/default/files/resources/_DSD-hierarchical-data-extension-UUID-v1.1.pdf>, diff --git a/Documentation/acpi/index.rst b/Documentation/acpi/index.rst index e10ce874269c..3bd1d9996ffc 100644 --- a/Documentation/acpi/index.rst +++ b/Documentation/acpi/index.rst @@ -8,6 +8,7 @@ Linux ACPI (Advanced Configuration and Power Interface) linuxized-acpica namespace dsd/graph + dsd/data-node-references enumeration osi DSD-properties-rules @@ -18,3 +19,4 @@ Linux ACPI (Advanced Configuration and Power Interface) method-customizing initrd_table_override dsdt-override + debug -- 2.20.1