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P9C Abus Procedure
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- Power Down Lanes for Erepair
- Update for Dccal

Change-Id: I57e3af327b8250ac4bd52691e8690d409b6d6c5c
Original-Change-Id: Ie3a526d0165373a9f946c8db2b07c7006dcbec50
Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/58836
Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com>
Tested-by: HWSV CI <hwsv-ci+hostboot@us.ibm.com>
Tested-by: Hostboot CI <hostboot-ci+hostboot@us.ibm.com>
Reviewed-by: John G. Rell III <jgrell@us.ibm.com>
Reviewed-by: Richard J. Knight <rjknight@us.ibm.com>
Reviewed-by: Jennifer A. Stofer <stofer@us.ibm.com>
Reviewed-on: http://rchgit01.rchland.ibm.com/gerrit1/64829
Tested-by: Jenkins OP Build CI <op-jenkins+hostboot@us.ibm.com>
Tested-by: Jenkins OP HW <op-hw-jenkins+hostboot@us.ibm.com>
Reviewed-by: Thi N. Tran <thi@us.ibm.com>
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@steffenchris @ibmthi
steffenchris authored and ibmthi committed Aug 19, 2018
1 parent e07f0c9 commit 207de5c
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94 changes: 94 additions & 0 deletions src/import/chips/p9/procedures/hwp/io/p9_io_obus_pdwn_lanes.C
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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/import/chips/p9/procedures/hwp/io/p9_io_obus_pdwn_lanes.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2015,2018 */
/* [+] International Business Machines Corp. */
/* */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
/* implied. See the License for the specific language governing */
/* permissions and limitations under the License. */
/* */
/* IBM_PROLOG_END_TAG */
///
/// @file p9_io_obus_pdwn_lanes.C
/// @brief Train the Link.
///-----------------------------------------------------------------------------
/// *HWP HWP Owner : Chris Steffen <cwsteffen@us.ibm.com>
/// *HWP HWP Backup Owner : Gary Peterson <garyp@us.ibm.com>
/// *HWP FW Owner : Jamie Knight <rjknight@us.ibm.com>
/// *HWP Team : IO
/// *HWP Level : 3
/// *HWP Consumed by : FSP:HB
///-----------------------------------------------------------------------------
///
/// @verbatim
/// High-level procedure flow:
///
/// Run Dccal
///
/// Procedure Prereq:
/// - System clocks are running.
///
/// @endverbatim
///----------------------------------------------------------------------------

//-----------------------------------------------------------------------------
// Includes
//-----------------------------------------------------------------------------
#include <p9_io_obus_pdwn_lanes.H>
#include <p9_io_scom.H>
#include <p9_io_regs.H>

//-----------------------------------------------------------------------------
// Function Declarations
//-----------------------------------------------------------------------------

//-----------------------------------------------------------------------------
// Function Definitions
//-----------------------------------------------------------------------------


/**
* @brief A I/O Obus Procedure to power down lanes
* on every instance of the OBUS.
* @param[in] i_tgt FAPI2 Target
* @param[in] i_lane_vector Lanve Vector
* @retval ReturnCode
*/
fapi2::ReturnCode p9_io_pdwn_lanes(const OBUS_TGT i_tgt, const uint32_t i_lane_vector)
{
FAPI_IMP("p9_io_pdwn_lanes: I/O Obus Entering");
const uint8_t GRP0 = 0;
const uint8_t LANES = 24;
char l_tgtStr[fapi2::MAX_ECMD_STRING_LEN];
fapi2::toString(i_tgt, l_tgtStr, fapi2::MAX_ECMD_STRING_LEN);
FAPI_DBG("I/O Obus Pdwn Lanes %s, Lane Vector(0x%X)", l_tgtStr, i_lane_vector);

// Power down Per-Lane Registers
for(uint8_t lane = 0; lane < LANES; ++lane)
{
if(((0x1 << lane) & i_lane_vector) != 0)
{
FAPI_TRY(io::rmw(OPT_RX_LANE_ANA_PDWN, i_tgt, GRP0, lane, 0x01));
FAPI_TRY(io::rmw(OPT_RX_LANE_DIG_PDWN, i_tgt, GRP0, lane, 0x01));
FAPI_TRY(io::rmw(OPT_TX_LANE_PDWN , i_tgt, GRP0, lane, 0x01));
}
}

fapi_try_exit:
FAPI_IMP("p9_io_pdwn_lanes: I/O Obus Exiting");
return fapi2::current_err;
}
66 changes: 66 additions & 0 deletions src/import/chips/p9/procedures/hwp/io/p9_io_obus_pdwn_lanes.H
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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/import/chips/p9/procedures/hwp/io/p9_io_obus_pdwn_lanes.H $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2015,2018 */
/* [+] International Business Machines Corp. */
/* */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
/* implied. See the License for the specific language governing */
/* permissions and limitations under the License. */
/* */
/* IBM_PROLOG_END_TAG */
///
/// @file p9_io_obus_pdwn_lanes.H
/// @brief Run Dccal on the link.
///-----------------------------------------------------------------------------
/// *HWP HWP Owner : Chris Steffen <cwsteffen@us.ibm.com>
/// *HWP HWP Backup Owner : Gary Peterson <garyp@us.ibm.com>
/// *HWP FW Owner : Jamie Knight <rjknight@us.ibm.com>
/// *HWP Team : IO
/// *HWP Level : 3
/// *HWP Consumed by : FSP:HB
///-----------------------------------------------------------------------------

#ifndef _P9_IO_OBUS_PDWN_LANES_H
#define _P9_IO_OBUS_PDWN_LANES_H

//-----------------------------------------------------------------------------
// fapi2 Includes
//-----------------------------------------------------------------------------
#include <fapi2.H>

typedef fapi2::Target<fapi2::TARGET_TYPE_OBUS> OBUS_TGT;


typedef fapi2::ReturnCode (*p9_io_obus_pdwn_lanes_FP_t)( const OBUS_TGT, const uint32_t );

extern "C"
{

/**
* @brief A I/O Obus Procedure that Powers Down Lanes
* on every group of the Obus.
* @param[in] i_tgt FAPI2 Target
* @param[in] i_lane_vector Lane Vector; all 24 lanes(0x00FFFFFF)
* @retval ReturnCode
*/
fapi2::ReturnCode p9_io_obus_pdwn_lanes(
const OBUS_TGT i_tgt ,
const uint32_t i_lane_vector );

} // extern "C"

#endif // _P9_IO_OBUS_PDWN_LANES_H
27 changes: 27 additions & 0 deletions src/import/chips/p9/procedures/hwp/io/p9_io_obus_pdwn_lanes.mk
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# IBM_PROLOG_BEGIN_TAG
# This is an automatically generated prolog.
#
# $Source: src/import/chips/p9/procedures/hwp/io/p9_io_obus_pdwn_lanes.mk $
#
# OpenPOWER HostBoot Project
#
# Contributors Listed Below - COPYRIGHT 2015,2018
# [+] International Business Machines Corp.
#
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied. See the License for the specific language governing
# permissions and limitations under the License.
#
# IBM_PROLOG_END_TAG
PROCEDURE=p9_io_obus_pdwn_lanes
#lib$(PROCEDURE)_DEPLIBS+=p9_io_common
$(call BUILD_PROCEDURE)

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