Updated readme for services description

Signed-off-by: parithak <[email protected]>

Author: parithak

README.md

@@ -2,6 +2,14 @@
 
 csm-utils is collection of scripts and services required for qdu100 host machine to configure host, store ddr_training_data of qdu100 and start nbd related services on device.
 
+All these scripts run on the host. Here are their descriptions:
+csm-check-repair.sh: Checks the integrity of qdu100 images on the host
+csm-configure-ip.sh: Configures the IP address of the host and sets /sys/bus/mhi/devices/mhi[0-9]_CSM_CTRL/transport_mode node depending on qdu100 debug.conf value(usb/pcie)
+csm-nbdkit.sh: Starts nbd on the desired port and exports the qdu100 device-specific directory as a linuxdisk
+csm-nbdkit-stop.sh: Stops nbd and the exposed linuxdisk
+csm-store-ddr.sh: Reads /sys/bus/mhi/devices/mhi[0-9]/ddr-training-data to save the qdu100 device's DDR data (this one required for sahara and qdu100 driver)
+decimal-to-hex.sh: Converts the qdu100 serial number to hexadecimal
+
 
 # License