Single XML package rather than one per platform

This saves us a *lot* of copy&pasted build foo and replaces it with a couple
of config options that can be set in menuconfig.

This makes adding a new platform a much smaller operation, requiring fewer
changes that are scattered throughout the buildroot tree.

Signed-off-by: Stewart Smith <stewart@linux.vnet.ibm.com>
diff --git a/openpower/package/machine-xml/Config.in b/openpower/package/machine-xml/Config.in
new file mode 100755
index 0000000..3f2163f
--- /dev/null
+++ b/openpower/package/machine-xml/Config.in
@@ -0,0 +1,63 @@
+config BR2_PACKAGE_MACHINE_XML
+        bool "machine_xml"
+        default y if (BR2_OPENPOWER_PLATFORM)
+        select BR2_PACKAGE_COMMON_P8_XML
+        help
+
+choice
+	prompt "Machine XML location"
+
+config BR2_OPENPOWER_MACHINE_XML_GITHUB_PROJECT
+       bool "OpenPOWER Github project name"
+
+config BR2_OPENPOWER_MACHINE_XML_CUSTOM_GIT
+       bool "Custom URL of machine xml repository"
+
+endchoice
+
+config BR2_OPENPOWER_MACHINE_XML_FILTER_UNWANTED_ATTRIBUTES
+       bool "Filter Unwanted Attributes"
+       default y if (BR2_OPENPOWER_POWER9)
+       default n
+
+config BR2_OPENPOWER_MACHINE_XML_OPPOWERVM_ATTRIBUTES
+       bool "OPPOWERVM Attributes/Target"
+       default y if (BR2_OPENPOWER_POWER9)
+       default n
+
+config BR2_OPENPOWER_MACHINE_XML_TARGET_TYPES_OPENPOWER_XML
+       bool "Include target_types_openpower.xml"
+       default y if (BR2_OPENPOWER_POWER9)
+       default n
+
+config BR2_OPENPOWER_MACHINE_XML_CUSTOM_GIT_VALUE
+	string "URL of machine xml repository"
+	depends on BR2_OPENPOWER_MACHINE_XML_CUSTOM_GIT
+
+config BR2_OPENPOWER_MACHINE_XML_GITHUB_PROJECT_VALUE
+       string "The Github project name (e.g. palmetto-xml)"
+       depends on BR2_OPENPOWER_MACHINE_XML_GITHUB_PROJECT
+
+config BR2_OPENPOWER_MACHINE_XML_VERSION
+       string "Version of Machine XML"
+
+config BR2_OPENPOWER_MACHINE_XML_FILENAME
+       string "Machine XML filename (e.g. habanero.xml)"
+
+config BR2_OPENPOWER_SYSTEM_XML_FILENAME
+        string "Targeting system xml filename"
+        default ""
+        help
+            Defines the name of the system XML filename to be used when creating targeting binary image
+
+config BR2_OPENPOWER_MRW_XML_FILENAME
+        string "Targeting mrw xml filename"
+        default ""
+        help
+            Defines the name of the mrw XML filename to be used when creating targeting binary image
+
+config BR2_OPENPOWER_BIOS_XML_FILENAME
+        string "BIOS metadata XML filename"
+        default ""
+        help
+            Defines the name of the BIOS XML filename to parse when generating BIOS metadata
diff --git a/openpower/package/machine-xml/machine-xml.mk b/openpower/package/machine-xml/machine-xml.mk
new file mode 100644
index 0000000..5ac4bc2
--- /dev/null
+++ b/openpower/package/machine-xml/machine-xml.mk
@@ -0,0 +1,107 @@
+################################################################################
+# machine_xml
+#
+################################################################################
+
+MACHINE_XML_VERSION ?= $(BR2_OPENPOWER_MACHINE_XML_VERSION)
+ifeq ($(BR2_OPENPOWER_MACHINE_XML_GITHUB_PROJECT),y)
+MACHINE_XML_SITE = $(call github,open-power,$(BR2_OPENPOWER_MACHINE_XML_GITHUB_PROJECT_VALUE),$(MACHINE_XML_VERSION))
+else ifeq ($(BR2_OPENPOWER_MACHINE_XML_CUSTOM_GIT),y)
+MACHINE_XML_SITE_METHOD = git
+MACHINE_XML_SITE = $(BR2_OPENPOWER_MACHINE_XML_CUSTOM_GIT_VALUE)
+endif
+
+MACHINE_XML_LICENSE = Apache-2.0
+MACHINE_XML_LICENSE_FILES = LICENSE
+MACHINE_XML_DEPENDENCIES = hostboot openpower-mrw common-p8-xml
+
+MACHINE_XML_INSTALL_IMAGES = YES
+MACHINE_XML_INSTALL_TARGET = YES
+
+MRW_SCRATCH=$(STAGING_DIR)/openpower_mrw_scratch
+MRW_HB_TOOLS=$(STAGING_DIR)/hostboot_build_images
+
+# Defines for BIOS metadata creation
+BIOS_SCHEMA_FILE = $(MRW_HB_TOOLS)/bios.xsd
+OPENPOWER_BIOS_XML_CONFIG_FILE = $(MRW_SCRATCH)/$(BR2_OPENPOWER_BIOS_XML_FILENAME)
+BIOS_XML_METADATA_FILE = \
+    $(MRW_HB_TOOLS)/$(BR2_OPENPOWER_CONFIG_NAME)_bios_metadata.xml
+PETITBOOT_XSLT_FILE = $(MRW_HB_TOOLS)/bios_metadata_petitboot.xslt
+PETITBOOT_BIOS_XML_METADATA_FILE = \
+    $(MRW_HB_TOOLS)/$(BR2_OPENPOWER_CONFIG_NAME)_bios_metadata_petitboot.xml
+PETITBOOT_BIOS_XML_METADATA_INITRAMFS_FILE = \
+    $(TARGET_DIR)/usr/share/bios_metadata.xml
+
+ifeq ($(BR2_OPENPOWER_MACHINE_XML_OPPOWERVM_ATTRIBUTES),y)
+MACHINE_XML_OPPOWERVM_ATTR_XML = $(MRW_HB_TOOLS)/attribute_types_oppowervm.xml
+MACHINE_XML_OPPOWERVM_TARGET_XML = $(MRW_HB_TOOLS)/target_types_oppowervm.xml
+endif
+ifeq ($(BR2_OPENPOWER_MACHINE_XML_TARGET_TYPES_OPENPOWER_XML),y)
+MACHINE_XML_TARGET_TYPES_OPENPOWER_XML = $(MRW_HB_TOOLS)/target_types_openpower.xml
+endif
+
+define MACHINE_XML_FILTER_UNWANTED_ATTRIBUTES
+       chmod +x $(MRW_HB_TOOLS)/filter_out_unwanted_attributes.pl
+
+       $(MRW_HB_TOOLS)/filter_out_unwanted_attributes.pl \
+            --tgt-xml $(MRW_HB_TOOLS)/target_types_merged.xml \
+            --tgt-xml $(MRW_HB_TOOLS)/target_types_hb.xml \
+            --tgt-xml $(MRW_HB_TOOLS)/target_types_oppowervm.xml \
+            --tgt-xml $(MRW_HB_TOOLS)/target_types_openpower.xml \
+            --mrw-xml $(MRW_SCRATCH)/$(BR2_OPENPOWER_MRW_XML_FILENAME)
+
+       cp  $(MRW_SCRATCH)/$(BR2_OPENPOWER_MRW_XML_FILENAME).updated  $(MRW_SCRATCH)/$(BR2_OPENPOWER_MRW_XML_FILENAME)
+endef
+
+define MACHINE_XML_BUILD_CMDS
+        # copy the machine xml where the common lives
+        bash -c 'mkdir -p $(MRW_SCRATCH) && cp -r $(@D)/* $(MRW_SCRATCH)'
+
+        # generate the system mrw xml
+        perl -I $(MRW_HB_TOOLS) \
+        $(MRW_HB_TOOLS)/processMrw.pl -x $(MRW_SCRATCH)/$(BR2_OPENPOWER_MACHINE_XML_FILENAME)
+
+	$(if $(BR2_OPENPOWER_MACHINE_XML_FILTER_UNWANTED_ATTRIBUTES), $(call MACHINE_XML_FILTER_UNWANTED_ATTRIBUTES))
+
+        # merge in any system specific attributes, hostboot attributes
+        $(MRW_HB_TOOLS)/mergexml.sh $(MRW_SCRATCH)/$(BR2_OPENPOWER_SYSTEM_XML_FILENAME) \
+            $(MRW_HB_TOOLS)/attribute_types.xml \
+            $(MRW_HB_TOOLS)/attribute_types_hb.xml \
+            $(MACHINE_XML_OPPOWERVM_ATTR_XML) \
+            $(MRW_HB_TOOLS)/attribute_types_openpower.xml \
+            $(MRW_HB_TOOLS)/target_types_merged.xml \
+            $(MRW_HB_TOOLS)/target_types_hb.xml \
+            $(MACHINE_XML_OPPOWERVM_TARGET_XML) \
+            $(MACHINE_XML_TARGET_TYPES_OPENPOWER_XML) \
+            $(MRW_SCRATCH)/$(BR2_OPENPOWER_MRW_XML_FILENAME) > $(MRW_HB_TOOLS)/temporary_hb.hb.xml;
+
+        # creating the targeting binary
+        $(MRW_HB_TOOLS)/xmltohb.pl  \
+            --hb-xml-file=$(MRW_HB_TOOLS)/temporary_hb.hb.xml \
+            --fapi-attributes-xml-file=$(MRW_HB_TOOLS)/fapiattrs.xml \
+            --src-output-dir=none \
+            --img-output-dir=$(MRW_HB_TOOLS)/ \
+            --vmm-consts-file=$(MRW_HB_TOOLS)/vmmconst.h --noshort-enums \
+            --bios-xml-file=$(OPENPOWER_BIOS_XML_CONFIG_FILE) \
+            --bios-schema-file=$(BIOS_SCHEMA_FILE) \
+            --bios-output-file=$(BIOS_XML_METADATA_FILE)
+
+        # Transform BIOS XML into Petitboot specific BIOS XML via the schema
+        xsltproc -o \
+            $(PETITBOOT_BIOS_XML_METADATA_FILE) \
+            $(PETITBOOT_XSLT_FILE) \
+            $(BIOS_XML_METADATA_FILE)
+endef
+
+define MACHINE_XML_INSTALL_IMAGES_CMDS
+        mv $(MRW_HB_TOOLS)/targeting.bin $(MRW_HB_TOOLS)/$(BR2_OPENPOWER_TARGETING_BIN_FILENAME)
+endef
+
+define MACHINE_XML_INSTALL_TARGET_CMDS
+        # Install Petitboot specific BIOS XML into initramfs's usr/share/ dir
+        $(INSTALL) -D -m 0644 \
+            $(PETITBOOT_BIOS_XML_METADATA_FILE) \
+            $(PETITBOOT_BIOS_XML_METADATA_INITRAMFS_FILE)
+endef
+
+$(eval $(generic-package))