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ACPI / tables: table override from built-in initrd

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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>
This commit is contained in:
Shunyong Yang
2018-12-18 14:02:45 +08:00
committed by Rafael J. Wysocki
parent 1c7fc5cbc3
commit 98a455d91e
4 changed files with 27 additions and 2 deletions
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3
include/linux/initrd.h
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@@ -25,3 +25,6 @@ extern phys_addr_t phys_initrd_start;
extern unsigned long phys_initrd_size;
extern unsigned int real_root_dev;
extern char __initramfs_start[];
extern unsigned long __initramfs_size;