docs: remove DocBook from the building system

	- How to do DMA with ISA (and LPC) devices.

DMA-attributes.txt

	- listing of the various possible attributes a DMA region can have

DocBook/

	- directory with DocBook templates etc. for kernel documentation.

EDID/

	- directory with info on customizing EDID for broken gfx/displays.

IPMI.txt

	- basic info on the Intel IOMMU virtualization support.

Makefile

	- It's not of interest for those who aren't touching the build system.

Makefile.sphinx

	- It's not of interest for those who aren't touching the build system.

PCI/

	- info related to PCI drivers.

RCU/

*.xml

*.ps

*.pdf

*.html

*.9.gz

*.9

*.aux

*.dvi

*.log

*.out

*.png

*.gif

*.svg

*.proc

*.db

media-indices.tmpl

media-entities.tmpl

<?xml version="1.0" encoding="UTF-8"?>

<stylesheet xmlns="http://www.w3.org/1999/XSL/Transform" version="1.0">

<param name="chunk.quietly">1</param>

<param name="funcsynopsis.style">ansi</param>

<param name="funcsynopsis.tabular.threshold">80</param>

<param name="callout.graphics">0</param>

<!-- <param name="paper.type">A4</param> -->

<param name="generate.consistent.ids">1</param>

<param name="generate.section.toc.level">2</param>

<param name="use.id.as.filename">1</param>

</stylesheet>

# -*- makefile -*-

# Makefile for Sphinx documentation

#

subdir-y :=

# You can set these variables from the command line.

SPHINXBUILD   = sphinx-build

SPHINXOPTS    =

SPHINXDIRS    = .

_SPHINXDIRS   = $(patsubst $(srctree)/Documentation/%/conf.py,%,$(wildcard $(srctree)/Documentation/*/conf.py))

SPHINX_CONF   = conf.py

PAPER         =

BUILDDIR      = $(obj)/output

PDFLATEX      = xelatex

LATEXOPTS     = -interaction=batchmode

# User-friendly check for sphinx-build

HAVE_SPHINX := $(shell if which $(SPHINXBUILD) >/dev/null 2>&1; then echo 1; else echo 0; fi)

ifeq ($(HAVE_SPHINX),0)

.DEFAULT:

	$(warning The '$(SPHINXBUILD)' command was not found. Make sure you have Sphinx installed and in PATH, or set the SPHINXBUILD make variable to point to the full path of the '$(SPHINXBUILD)' executable.)

	@echo "  SKIP    Sphinx $@ target."

else # HAVE_SPHINX

# User-friendly check for pdflatex

HAVE_PDFLATEX := $(shell if which $(PDFLATEX) >/dev/null 2>&1; then echo 1; else echo 0; fi)

# Internal variables.

PAPEROPT_a4     = -D latex_paper_size=a4

PAPEROPT_letter = -D latex_paper_size=letter

KERNELDOC       = $(srctree)/scripts/kernel-doc

KERNELDOC_CONF  = -D kerneldoc_srctree=$(srctree) -D kerneldoc_bin=$(KERNELDOC)

ALLSPHINXOPTS   =  $(KERNELDOC_CONF) $(PAPEROPT_$(PAPER)) $(SPHINXOPTS)

# the i18n builder cannot share the environment and doctrees with the others

I18NSPHINXOPTS  = $(PAPEROPT_$(PAPER)) $(SPHINXOPTS) .

# commands; the 'cmd' from scripts/Kbuild.include is not *loopable*

loop_cmd = $(echo-cmd) $(cmd_$(1)) || exit;

# $2 sphinx builder e.g. "html"

# $3 name of the build subfolder / e.g. "media", used as:

#    * dest folder relative to $(BUILDDIR) and

#    * cache folder relative to $(BUILDDIR)/.doctrees

# $4 dest subfolder e.g. "man" for man pages at media/man

# $5 reST source folder relative to $(srctree)/$(src),

#    e.g. "media" for the linux-tv book-set at ./Documentation/media

quiet_cmd_sphinx = SPHINX  $@ --> file://$(abspath $(BUILDDIR)/$3/$4)

      cmd_sphinx = $(MAKE) BUILDDIR=$(abspath $(BUILDDIR)) $(build)=Documentation/media $2 && \

	PYTHONDONTWRITEBYTECODE=1 \

	BUILDDIR=$(abspath $(BUILDDIR)) SPHINX_CONF=$(abspath $(srctree)/$(src)/$5/$(SPHINX_CONF)) \

	$(SPHINXBUILD) \

	-b $2 \

	-c $(abspath $(srctree)/$(src)) \

	-d $(abspath $(BUILDDIR)/.doctrees/$3) \

	-D version=$(KERNELVERSION) -D release=$(KERNELRELEASE) \

	$(ALLSPHINXOPTS) \

	$(abspath $(srctree)/$(src)/$5) \

	$(abspath $(BUILDDIR)/$3/$4)

htmldocs:

	@+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,html,$(var),,$(var)))

linkcheckdocs:

	@$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,linkcheck,$(var),,$(var)))

latexdocs:

	@+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,latex,$(var),latex,$(var)))

ifeq ($(HAVE_PDFLATEX),0)

pdfdocs:

	$(warning The '$(PDFLATEX)' command was not found. Make sure you have it installed and in PATH to produce PDF output.)

	@echo "  SKIP    Sphinx $@ target."

else # HAVE_PDFLATEX

pdfdocs: latexdocs

	$(foreach var,$(SPHINXDIRS), $(MAKE) PDFLATEX=$(PDFLATEX) LATEXOPTS="$(LATEXOPTS)" -C $(BUILDDIR)/$(var)/latex || exit;)

endif # HAVE_PDFLATEX

epubdocs:

	@+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,epub,$(var),epub,$(var)))

xmldocs:

	@+$(foreach var,$(SPHINXDIRS),$(call loop_cmd,sphinx,xml,$(var),xml,$(var)))

endif # HAVE_SPHINX

# The following targets are independent of HAVE_SPHINX, and the rules should

# work or silently pass without Sphinx.

# no-ops for the Sphinx toolchain

sgmldocs:

	@:

psdocs:

	@:

mandocs:

	@:

installmandocs:

	@:

cleandocs:

	$(Q)rm -rf $(BUILDDIR)

	$(Q)$(MAKE) BUILDDIR=$(abspath $(BUILDDIR)) $(build)=Documentation/media clean

dochelp:

	@echo  ' Linux kernel internal documentation in different formats from ReST:'

	@echo  '  htmldocs        - HTML'

	@echo  '  latexdocs       - LaTeX'

	@echo  '  pdfdocs         - PDF'

	@echo  '  epubdocs        - EPUB'

	@echo  '  xmldocs         - XML'

	@echo  '  linkcheckdocs   - check for broken external links (will connect to external hosts)'

	@echo  '  cleandocs       - clean all generated files'

	@echo

	@echo  '  make SPHINXDIRS="s1 s2" [target] Generate only docs of folder s1, s2'

	@echo  '  valid values for SPHINXDIRS are: $(_SPHINXDIRS)'

	@echo

	@echo  '  make SPHINX_CONF={conf-file} [target] use *additional* sphinx-build'

	@echo  '  configuration. This is e.g. useful to build with nit-picking config.'