Add DTYPE and FTVL macro to probe_channel
bcm-main.iocsh calls iocshLoad
command passing values to DTYPE and FTVL which are hard coded into probe_channel file.
This MR creates macros for these two values. Jira ticket PBIBCM-179
bcm-main.iocsh calls iocshLoad
command passing values to DTYPE and FTVL which are hard coded into probe_channel file.
This MR creates macros for these two values. Jira ticket PBIBCM-179