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Documentation: PCI: convert acpi-info.txt to reST

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Convert plain text documentation to reStructuredText format and add it to
Sphinx TOC tree.  No essential content change.

Signed-off-by: Changbin Du <changbin.du@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Cc: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
This commit is contained in:
Changbin Du 2019-05-14 22:47:28 +08:00 committed by Bjorn Helgaas
parent 3b9bae029b
commit b66357f32f
2 changed files with 11 additions and 5 deletions
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15
Documentation/PCI/acpi-info.txt → Documentation/PCI/acpi-info.rst
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@ -1,4 +1,8 @@
ACPI considerations for PCI host bridges
.. SPDX-License-Identifier: GPL-2.0
========================================
ACPI considerations for PCI host bridges
========================================
The general rule is that the ACPI namespace should describe everything the
OS might use unless there's another way for the OS to find it [1, 2].
@ -131,12 +135,13 @@ address always corresponds to bus 0, even if the bus range below the bridge
[4] ACPI 6.2, sec 6.4.3.5.1, 2, 3, 4:
QWord/DWord/Word Address Space Descriptor (.1, .2, .3)
General Flags: Bit [0] Ignored
General Flags: Bit [0] Ignored
Extended Address Space Descriptor (.4)
General Flags: Bit [0] Consumer/Producer:
1–This device consumes this resource
0–This device produces and consumes this resource
General Flags: Bit [0] Consumer/Producer:
* 1 – This device consumes this resource
* 0 – This device produces and consumes this resource
[5] ACPI 6.2, sec 19.6.43:
ResourceUsage specifies whether the Memory range is consumed by

1
Documentation/PCI/index.rst
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@ -12,3 +12,4 @@ Linux PCI Bus Subsystem
picebus-howto
pci-iov-howto
msi-howto
acpi-info