Add code and workarounds for *_omi_setup and *_omi_train for Swift

Change-Id: I139357a553e621b25b46bee6303357c712b67be2
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/83848
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Dev-Ready: Steven B Janssen <janssens@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: PPE CI <ppe-ci+hostboot@us.ibm.com>
Reviewed-by: STEPHEN GLANCY <sglancy@us.ibm.com>
Reviewed-by: Christian R Geddes <crgeddes@us.ibm.com>
Reviewed-by: Louis Stermole <stermole@us.ibm.com>
Reviewed-by: Jennifer A Stofer <stofer@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/83905
Reviewed-by: Daniel M Crowell <dcrowell@us.ibm.com>
Tested-by: Daniel M Crowell <dcrowell@us.ibm.com>

1 files changed, 74 insertions, 0 deletions

diff --git a/src/import/chips/p9a/procedures/hwp/memory/p9a_omi_setup.C b/src/import/chips/p9a/procedures/hwp/memory/p9a_omi_setup.C
index 06edf3375..eaccc18c9 100644
--- a/src/import/chips/p9a/procedures/hwp/memory/p9a_omi_setup.C
+++ b/src/import/chips/p9a/procedures/hwp/memory/p9a_omi_setup.C
@@ -22,3 +22,77 @@
 /* permissions and limitations under the License.                         */
 /*                                                                        */
 /* IBM_PROLOG_END_TAG                                                     */
+
+///
+/// @file p9a_omi_setup.C
+/// @brief Setup the OMI
+///
+// *HWP HWP Owner: Mark Pizzutillo <Mark.Pizzutillo@ibm.com>
+// *HWP HWP Backup: Louis Stermole <stermole@us.ibm.com>
+// *HWP Team: Memory
+// *HWP Level: 2
+// *HWP Consumed by: FSP:HB
+
+#include <fapi2.H>
+#include <lib/shared/axone_defaults.H>
+#include <p9a_omi_setup.H>
+#include <lib/mc/omi.H>
+#include <generic/memory/mss_git_data_helper.H>
+#include <lib/workarounds/p9a_omi_workarounds.H>
+
+///
+/// @brief Setup OMI for axone
+/// @param[in] i_target the axone OMI target to operate on
+/// @return FAPI2_RC_SUCCESS iff ok
+///
+fapi2::ReturnCode p9a_omi_setup( const fapi2::Target<fapi2::TARGET_TYPE_OMI>& i_target )
+{
+    mss::display_git_commit_info("p9a_omi_setup");
+
+    FAPI_INF("%s Start p9a_omi_setup", mss::c_str(i_target));
+
+    const auto& l_mc = mss::find_target<fapi2::TARGET_TYPE_MC>(i_target);
+    const auto& l_ocmbs = mss::find_targets<fapi2::TARGET_TYPE_OCMB_CHIP>(i_target);
+
+    FAPI_TRY(mss::mc::setup_mc_mcn_config(l_mc));
+    FAPI_TRY(mss::mc::setup_mc_config1(i_target));
+    FAPI_TRY(mss::mc::setup_mc_cya_bits(i_target));
+    FAPI_TRY(mss::mc::setup_mc_error_action(i_target));
+    FAPI_TRY(mss::mc::setup_mc_rmt_config(i_target));
+
+    if(l_ocmbs.empty())
+    {
+        // No ocmbs, no training needed
+        // Ensuring we don't try to access an empty vector
+        return fapi2::FAPI2_RC_SUCCESS;
+    }
+
+    {
+        // Only one OCMB per OMI for axone
+        const auto& l_ocmb = l_ocmbs[0];
+        const auto& l_proc = mss::find_target<fapi2::TARGET_TYPE_PROC_CHIP>(i_target);
+        uint8_t l_dl_x4_backoff_en = 0;
+        bool l_axone_workarounds_required = false;
+        uint8_t l_proc_type = 0;
+        uint8_t l_ocmb_type = 0;
+
+        // Get BACKOFF_ENABLE CHIP_EC attribute
+        FAPI_TRY(FAPI_ATTR_GET(fapi2::ATTR_CHIP_EC_FEATURE_OMI_DL_X4_BACKOFF_ENABLE, l_ocmb, l_dl_x4_backoff_en),
+                 "Error getting ATTR_CHIP_EC_FEATURE_OMI_DL_X4_BACKOFF_ENABLE");
+
+        // Determine if workaround will be performed, if so, perform it
+        FAPI_TRY(mss::workarounds::mc::get_ocmb_proc_types(l_ocmb, l_proc, l_ocmb_type, l_proc_type));
+        l_axone_workarounds_required = mss::workarounds::mc::is_prbs_omi_axone_required(l_ocmb_type, l_proc_type);
+
+        if (l_axone_workarounds_required)
+        {
+            // TX_TRAINING_STATE1
+            FAPI_TRY(mss::workarounds::mc::pre_omi_training_prbs(i_target, l_dl_x4_backoff_en));
+        }
+
+        return fapi2::FAPI2_RC_SUCCESS;
+    }
+
+fapi_try_exit:
+    return fapi2::current_err;
+}