Fix ATTR_SPD_ADDR_MAP_REG_TO_DRAM size mismatch

Shift 1 byte spd values to appropriate uint32_t position

Change-Id: Ifee71a47c31e641ee46b434686c94d62add3c177
RTC: 137707
Reviewed-on: http://gfw160.aus.stglabs.ibm.com:8080/gerrit/22501
Tested-by: Jenkins Server
Tested-by: Jenkins OP Build CI
Tested-by: Jenkins OP HW
Tested-by: FSP CI Jenkins
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/src/usr/hwpf/plat/fapiPlatAttributeService.C b/src/usr/hwpf/plat/fapiPlatAttributeService.C
index 25953f24b..790428008 100644
--- a/src/usr/hwpf/plat/fapiPlatAttributeService.C
+++ b/src/usr/hwpf/plat/fapiPlatAttributeService.C
@@ -303,6 +303,12 @@ fapi::ReturnCode fapiPlatGetSpdAttr(const fapi::Target * i_pFapiTarget,
                 // Shift the data to be right aligned
                 *(static_cast<uint32_t *>(o_data)) >>= 16;
             }
+            else if ((i_len == sizeof(uint32_t)) && (l_len == sizeof(uint8_t)))
+            {
+                // This is a uint8_t attribute written to a uint32_t type.
+                // Shift the data to the lower byte
+                *(static_cast<uint32_t *>(o_data)) >>= 24;
+            }
         }
     }