Attn: use phal library for get TI info calls

Switch from using pdbg library sbe_mpipl_get_ti_info() to using phal
library getTiInfo() for retrieving pointer to TI info shared memory
region.

Signed-off-by: Ben Tyner <ben.tyner@ibm.com>
Change-Id: I916d9195493b2759eed1695b36b9ae156b37be7e
diff --git a/meson.build b/meson.build
index 842b539..9837e17 100644
--- a/meson.build
+++ b/meson.build
@@ -61,6 +61,10 @@
 
 libpdbg_dep = cmplr.find_library('pdbg')
 
+if get_option('phal').enabled()
+  libphal_dep = cmplr.find_library('phal')
+endif
+
 # See if phosphor-logging is available, if not use test case logging code. This
 # allows for local builds outside of CI test sandbox.
 h = 'phosphor-logging/log.hpp'