ACPI / tables: table override from built-in initrd
authorShunyong Yang <shunyong.yang@hxt-semitech.com>
Tue, 18 Dec 2018 06:02:45 +0000 (14:02 +0800)
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>
Mon, 14 Jan 2019 10:42:18 +0000 (11:42 +0100)
commit98a455d91e7116ca417bc37da6aa2dd633206a6f
treea31baed8fda81f9b56652054a301e7dee2d5daf6
parent1c7fc5cbc33980acd13d668f1c8f0313d6ae9fd8
ACPI / tables: table override from built-in initrd

In some scenario, we need to build initrd with kernel in a single image.
This can simplify system deployment process by downloading the whole system
once, such as in IC verification.

This patch adds support to override ACPI tables from built-in initrd.

Signed-off-by: Shunyong Yang <shunyong.yang@hxt-semitech.com>
[ rjw: Minor cleanups ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Documentation/acpi/initrd_table_override.txt
drivers/acpi/Kconfig
drivers/acpi/tables.c
include/linux/initrd.h