acpica: initial commit

Add the UNIX-based ACPI utilities.  For now, only "acpidump" seems to
be useful on the target system.  The others would only be of interest
on the host system, and only then if one were developing BIOS.

Signed-off-by: Philip Prindeville <philipp@redfish-solutions.com>

utils/acpica-unix/Makefile

@@ -0,0 +1,52 @@
+#
+# Copyright (C) 2017 Philip Prindeville
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=acpica-unix
+PKG_VERSION:=20170531
+PKG_RELEASE:=1
+
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
+PKG_SOURCE_URL:=https://acpica.org/sites/$(subst -unix,,$(PKG_NAME))/files/
+PKG_HASH:=50155778cd1633dfca3443b8f8fd1ccc30e70e55ddece4d3c4fceafbbf1ab0e8
+PKG_MAINTAINER:=Philip Prindeville <philipp@redfish-solutions.com>
+
+PKG_LICENSE:=GPL-2.0
+
+PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-$(PKG_VERSION)
+PKG_FORTIFY_SOURCE:=0
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/acpica-unix
+  SECTION:=utils
+  CATEGORY:=Utilities
+  DEPENDS:=
+  TITLE:=ACPI utilities for UNIX
+  URL:=https://acpica.org/
+endef
+
+define Package/acpica-unix/description
+	Open Source utilities for ACPI including the ACPICA Machine Language
+	(AML) interpreter, a simulator, test suites, and a compiler to
+	translate ACPI Source Language (ASL) into AML.
+endef
+
+define Build/Configure
+endef
+
+MAKE_VARS += HOST=_LINUX
+
+MAKE_PATH:=generate/unix
+
+define Package/acpica-unix/install
+	$(INSTALL_DIR) $(1)/usr/bin
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/generate/unix/acpidump/obj/acpidump $(1)/usr/bin/
+endef
+
+$(eval $(call BuildPackage,acpica-unix))