vpd: add ability to read record RT keyword value

In the existing code the Record Type (RT) keyword value is treated as
special and not readable.  But I don't see any reason it shouldn't be
readable like all of the other keywords in a record.

Resolves #124

Signed-off-by: Robert Lippert <rlippert@google.com>
Change-Id: I927c85be957f32cf8535c08595fefed156b8027c
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/49768
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Reviewed-by: Corey V. Swenson <cswenson@us.ibm.com>
Reviewed-by: Michael Baiocchi <mbaiocch@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/src/usr/vpd/ipvpd.C b/src/usr/vpd/ipvpd.C
index 53a1ae552..7c28f5d80 100644
--- a/src/usr/vpd/ipvpd.C
+++ b/src/usr/vpd/ipvpd.C
@@ -1786,6 +1786,20 @@ errlHndl_t IpVpdFacade::findKeywordAddr ( const char * i_keywordName,
                          record,
                          i_target,
                          i_args.location );
+
+        // If we were looking for the Record Type (RT) keyword, we are done.
+        if (memcmp( i_keywordName, "RT", KEYWORD_BYTE_SIZE ) == 0) {
+            // send back the relevant data
+            o_keywordSize = RECORD_BYTE_SIZE;
+            o_byteAddr = offset - i_offset; //make address relative
+
+            // found our match, break out
+            matchesFound++;
+            if ( matchesFound == i_index + 1 ) {
+                break;
+            }
+        }
+
         offset += RECORD_BYTE_SIZE;
 
         if( err )