obmc-explorer-fw: Fix package LICENSE and more

Fix 'ocmb-explorer-fw-legal-info' and some cosmetic things.

And because the ocmb-explorer package is a binary-only firmware that
uses a very weird release format, we need to make some compromises of
styling.

Signed-off-by: Klaus Heinrich Kiwi <klaus@linux.vnet.ibm.com>
diff --git a/openpower/package/ocmb-explorer-fw/ocmb-explorer-fw.mk b/openpower/package/ocmb-explorer-fw/ocmb-explorer-fw.mk
new file mode 100644
index 0000000..178a3e5
--- /dev/null
+++ b/openpower/package/ocmb-explorer-fw/ocmb-explorer-fw.mk
@@ -0,0 +1,28 @@
+################################################################################
+#
+# ocmb-explorer-fw
+#
+################################################################################
+
+
+OCMB_EXPLORER_FW_VERSION ?= $(call qstrip,$(BR2_OCMB_EXPLORER_FW_VERSION))
+OCMB_EXPLORER_FW_SOURCE ?= $(call qstrip,$(BR2_OCMB_EXPLORER_FW_SOURCE))
+OCMB_EXPLORER_FW_SITE ?= $(call qstrip,$(BR2_OCMB_EXPLORER_FW_SITE))
+
+OCMB_EXPLORER_FW_LICENSE = Apache-2.0
+OCMB_EXPLORER_FW_LICENSE_FILES = LICENSE.pdf
+
+OCMB_EXPLORER_FW_INSTALL_IMAGES = YES
+OCMB_EXPLORER_FW_INSTALL_TARGET = NO
+
+# Commands to extract and install the Open Capi Memory Buffer Firmware (OCMBFW)
+define OCMB_EXPLORER_FW_INSTALL_IMAGES_CMDS
+      $(INSTALL) -D $(@D)/$(call qstrip,$(BR2_OCMBFW_FILENAME)) $(BINARIES_DIR)/
+endef
+
+define OCMB_EXPLORER_FW_EXTRACT_CMDS
+      $(UNZIP) -d $(@D) $(OCMB_EXPLORER_FW_DL_DIR)/$(OCMB_EXPLORER_FW_SOURCE)
+      mv $(@D)/*LICENSE*.pdf $(@D)/LICENSE.pdf
+endef
+
+$(eval $(generic-package))