[PATCH v2] tools/power/acpi: Remove direct kernel source include reference

ACPICA tools trickily uses integer types, and trickily includes kernel include directory directly, which breaks tools build for some cross compilers. This patch improves ACPICA tools build to make it a bit more robust in such situation by splitting include/acpi into a separate output directory.

[PATCH v2] tools/power/acpi: Remove direct kernel source include reference

ACPICA tools trickily uses integer types, and trickily includes kernel include directory directly, which breaks tools build for some cross compilers. This patch improves ACPICA tools build to make it a bit more robust in such situation by splitting include/acpi into a separate output directory.