misc: integrate cbc_attach service

cbc_attach is one SOS service that enable IOC CBC line discipline feature.
It started by systemd by default, and exit if failed to set the line
discipline that means the platform does not support IOC.

Signed-off-by: Vineetha G Jaya Kumaran <vineetha.g.jaya.kumaran@intel.com>
Signed-off-by: Yuan Liu <yuan1.liu@intel.com>
Signed-off-by: Yu Wang <yu1.wang@intel.com>
Reviewed-by: Vineetha G Jaya Kumaran <vineetha.g.jaya.kumaran@intel.com>
Reviewed-by: Key Seong Lim <key.seong.lim@intel.com>
Reviewed-by: Alex Du <alek.du@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>

Author: vgjayaku

misc/Makefile

@@ -1,18 +1,24 @@
 T := $(CURDIR)
 
-.PHONY: all cbc_lifecycle
-all: cbc_lifecycle
+.PHONY: all cbc_lifecycle cbc_attach
+all: cbc_lifecycle cbc_attach
 
 cbc_lifecycle:
 	make -C $(T)/cbc_lifecycle OUT_DIR=$(OUT_DIR)
+cbc_attach:
+	make -C $(T)/cbc_attach OUT_DIR=$(OUT_DIR)
 
 .PHONY: clean
 clean:
 	make -C $(T)/cbc_lifecycle clean
+	make -C $(T)/cbc_attach clean
 	rm -rf $(OUT_DIR)
 
 .PHONY: install
-install: cbc_lifecycle-install
+install: cbc_lifecycle-install cbc_attach-install
 
 cbc_lifecycle-install:
 	make -C $(T)/cbc_lifecycle OUT_DIR=$(OUT_DIR) install
+
+cbc_attach-install:
+	make -C $(T)/cbc_attach OUT_DIR=$(OUT_DIR) install

misc/cbc_attach/Makefile

@@ -0,0 +1,12 @@
+OUT_DIR ?= .
+
+all:
+	gcc -o $(OUT_DIR)/cbc_attach cbc_attach.c -lsystemd
+
+clean:
+	rm -rf $(OUT_DIR)/cbc_attach
+
+install: $(OUT_DIR)/cbc_attach
+	install -d $(DESTDIR)/usr/bin
+	install -t $(DESTDIR)/usr/bin $(OUT_DIR)/cbc_attach
+	install -p -D -m 0644 cbc_attach.service $(DESTDIR)/usr/lib/systemd/system/