Add OMI_EDPL_DISABLE attribute

Change-Id: I75de2f084824c94eb3f70cc7c0898a8a87c1bf90
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/77826
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Reviewed-by: Louis Stermole <stermole@us.ibm.com>
Tested-by: HWSV CI <hwsv-ci+hostboot@us.ibm.com>
Reviewed-by: STEPHEN GLANCY <sglancy@us.ibm.com>
Reviewed-by: Jennifer A Stofer <stofer@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/77834
Reviewed-by: Christian R. Geddes <crgeddes@us.ibm.com>
Tested-by: Christian R. Geddes <crgeddes@us.ibm.com>

2 files changed, 55 insertions, 0 deletions

diff --git a/src/import/chips/ocmb/explorer/procedures/hwp/memory/exp_omi_setup.C b/src/import/chips/ocmb/explorer/procedures/hwp/memory/exp_omi_setup.C
index 5d7698656..2dbacb2ae 100644
--- a/src/import/chips/ocmb/explorer/procedures/hwp/memory/exp_omi_setup.C
+++ b/src/import/chips/ocmb/explorer/procedures/hwp/memory/exp_omi_setup.C
@@ -38,6 +38,7 @@
 #include <lib/exp_attribute_accessors_manual.H>
 #include <lib/omi/exp_omi_utils.H>
 #include <generic/memory/mss_git_data_helper.H>
+#include <generic/memory/lib/mss_generic_attribute_getters.H>
 
 extern "C"
 {
@@ -53,12 +54,15 @@ extern "C"
 
         // Declares variables
         fapi2::buffer<uint64_t> l_data;
+        fapi2::buffer<uint64_t> dlx_config1_data;
+        uint8_t l_edpl_disable = 0;
         bool l_is_enterprise = false;
         bool l_is_half_dimm = false;
 
         // Gets the configuration information from attributes
         FAPI_TRY(mss::enterprise_mode(i_target, l_is_enterprise));
         FAPI_TRY(mss::half_dimm_mode(i_target, l_is_half_dimm));
+        FAPI_TRY(mss::attr::get_mss_omi_edpl_disable(l_edpl_disable));
 
         // Prints out the data
         FAPI_INF("%s is %s enterprise mode, and %s-DIMM mode", mss::c_str(i_target), l_is_enterprise ? "" : "non",
@@ -75,6 +79,12 @@ extern "C"
         FAPI_TRY(mss::exp::omi::read_enterprise_config(i_target, l_data));
         FAPI_TRY(mss::exp::omi::check_enterprise_mode(i_target, l_is_enterprise, l_data));
 
+        // Set the EDPL according the attribute
+        FAPI_TRY(mss::exp::omi::read_dlx_config1(i_target, dlx_config1_data));
+        mss::exp::omi::set_edpl_enable_bit(dlx_config1_data, l_edpl_disable);
+        FAPI_TRY(mss::exp::omi::write_dlx_config1(i_target, dlx_config1_data));
+        FAPI_INF("%s EDPL enable: ", mss::c_str(i_target), l_edpl_disable ? "false" : "true");
+
     fapi_try_exit:
         return fapi2::current_err;
     }
diff --git a/src/import/chips/ocmb/explorer/procedures/hwp/memory/lib/omi/exp_omi_utils.H b/src/import/chips/ocmb/explorer/procedures/hwp/memory/lib/omi/exp_omi_utils.H
index 1faf02014..3658100b1 100644
--- a/src/import/chips/ocmb/explorer/procedures/hwp/memory/lib/omi/exp_omi_utils.H
+++ b/src/import/chips/ocmb/explorer/procedures/hwp/memory/lib/omi/exp_omi_utils.H
@@ -103,6 +103,27 @@ inline bool get_enterprise_config( const fapi2::buffer<uint64_t>& i_data )
     return i_data.getBit<EXPLR_MMIO_MENTERP_CFG_ENTERPRISE_MODE>();
 }
 
+
+///
+/// @brief Get edpl enable bit
+/// @param[in] i_data the register data
+/// @return The register's EDPL_ENA bit
+///
+inline bool get_edpl_enable_bit( const fapi2::buffer<uint64_t>& i_data )
+{
+    return i_data.getBit<EXPLR_DLX_DL0_CONFIG1_CFG_EDPL_ENA>();
+}
+
+///
+/// @brief Set edpl enable bit
+/// @param[in,out] io_data the register data
+/// @param[in] i_enable The register's EDPL_ENA bit
+///
+inline void set_edpl_enable_bit( fapi2::buffer<uint64_t>& io_data, const bool i_enable )
+{
+    io_data.writeBit<EXPLR_DLX_DL0_CONFIG1_CFG_EDPL_ENA>(i_enable);
+}
+
 ///
 /// @brief Checks if the enterprise config bit is in the correct mode
 /// @param[in] i_target target on which we are operating - for logging
@@ -157,6 +178,30 @@ inline fapi2::ReturnCode write_enterprise_config( const fapi2::Target<fapi2::TAR
     return fapi2::putScom(i_target, EXPLR_MMIO_MENTERP, i_data);
 }
 
+///
+/// @brief Reads the EXPLR_DLX_DL0_CONFIG1 register using I2C
+/// @param[in] i_target the OCMB target on which to operate
+/// @param[out] o_data the register contents
+/// @return fapi2::ReturnCode - FAPI2_RC_SUCCESS iff get is OK
+///
+inline fapi2::ReturnCode read_dlx_config1( const fapi2::Target<fapi2::TARGET_TYPE_OCMB_CHIP>& i_target,
+        fapi2::buffer<uint64_t>& o_data )
+{
+    return fapi2::getScom(i_target, EXPLR_DLX_DL0_CONFIG1, o_data);
+}
+
+///
+/// @brief Writes the EXPLR_DLX_DL0_CONFIG1 register using I2C
+/// @param[in] i_target the OCMB target on which to operate
+/// @param[in] i_data the register contents
+/// @return fapi2::ReturnCode - FAPI2_RC_SUCCESS iff get is OK
+///
+inline fapi2::ReturnCode write_dlx_config1( const fapi2::Target<fapi2::TARGET_TYPE_OCMB_CHIP>& i_target,
+        const  fapi2::buffer<uint64_t>& i_data )
+{
+    return fapi2::putScom(i_target, EXPLR_DLX_DL0_CONFIG1, i_data);
+}
+
 namespace train
 {