Change sf_read to run multiple ports to end of MCBIST range

CQ: SW372805
Change-Id: Icc4f3d7846f1000d0aa9f05d4e1a68f9f9d12287
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/34141
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Reviewed-by: ANDRE A. MARIN <aamarin@us.ibm.com>
Reviewed-by: JACOB L. HARVEY <jlharvey@us.ibm.com>
Reviewed-by: Brian R. Silver <bsilver@us.ibm.com>
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/34144
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>

1 files changed, 8 insertions, 2 deletions

diff --git a/src/import/chips/p9/procedures/hwp/memory/lib/mcbist/settings.H b/src/import/chips/p9/procedures/hwp/memory/lib/mcbist/settings.H
index d2c3fe44d..7b7e63825 100644
--- a/src/import/chips/p9/procedures/hwp/memory/lib/mcbist/settings.H
+++ b/src/import/chips/p9/procedures/hwp/memory/lib/mcbist/settings.H
@@ -713,7 +713,7 @@ struct constraints
         iv_end_boundary(NONE),
         iv_speed(LUDICROUS),
         iv_start_address(0),
-        iv_end_address(0)
+        iv_end_address(mcbist::address::LARGEST_ADDRESS)
     {
     }
 
@@ -764,13 +764,19 @@ struct constraints
                  const speed i_speed,
                  const end_boundary i_end_boundary,
                  const address& i_start_address,
-                 const address& i_end_address = mcbist::address(0) ):
+                 const address& i_end_address = mcbist::address(mcbist::address::LARGEST_ADDRESS) ):
         constraints(i_stop, i_start_address)
     {
         iv_end_boundary = i_end_boundary;
         iv_speed = i_speed;
         iv_end_address = i_end_address;
         FAPI_INF("setting up constraints with end boundary %d and speed 0x%x", i_end_boundary, i_speed);
+
+        // If our end address is 'before' our start address, make the end address the same as the start.
+        if (iv_start_address > iv_end_address)
+        {
+            iv_end_address = iv_start_address;
+        }
     }
 
     stop_conditions iv_stop;