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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/hwpf/hwp/tod_init/proc_tod_utils/proc_tod_utils.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* COPYRIGHT International Business Machines Corp. 2013,2014 */
/* */
/* 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 */
// $Id: proc_tod_utils.C,v 1.4 2012/10/23 19:17:00 jklazyns Exp $
//------------------------------------------------------------------------------
// *! (C) Copyright International Business Machines Corp. 2012
// *! All Rights Reserved -- Property of IBM
// *! *** IBM Confidential ***
// *!
// *! TITLE : proc_tod_utils.C
// *!
// *! DESCRIPTION : TOD helper functions; not called directly, but used by other
// *! FAPI procedures
// *!
// *! OWNER NAME : Nick Klazynski Email: jklazyns@us.ibm.com
// *! BACKUP NAME : Email:
// *!
// *! ADDITIONAL COMMENTS :
// *!
//------------------------------------------------------------------------------
//------------------------------------------------------------------------------
// Includes
//------------------------------------------------------------------------------
#include "proc_tod_utils.H"
#include "p8_scom_addresses.H"
//------------------------------------------------------------------------------
// Function definitions
//------------------------------------------------------------------------------
extern "C"
{
//------------------------------------------------------------------------------
// function: proc_tod_utils_get_tfmr_reg
//
// parameters: i_target => chip target
// o_tfmr_val => TFMR value read
// returns: FAPI_RC_SUCCESS if TFMR read is successful
// else FAPI or ECMD error is sent through
//
//------------------------------------------------------------------------------
fapi::ReturnCode proc_tod_utils_get_tfmr_reg(
const fapi::Target& i_target,
ecmdDataBufferBase& o_tfmr_val)
{
fapi::ReturnCode rc;
ecmdDataBufferBase data(64);
uint32_t rc_ecmd = 0;
FAPI_INF("proc_tod_utils_get_tfmr_reg: Start");
do
{
//FAPI_DBG("proc_tod_utils_get_tfmr_reg: Setting SPR_MODE to LPAR0/T0");
rc_ecmd |= data.flushTo0();
rc_ecmd |= data.setBit(SPR_MODE_REG_MODE_SPRC_WR_EN);
rc_ecmd |= data.setBit(SPR_MODE_REG_MODE_SPRC0_SEL);
rc_ecmd |= data.setBit(SPR_MODE_REG_MODE_SPRC_T0_SEL);
if (rc_ecmd)
{
FAPI_ERR("proc_tod_utils_get_tfmr_reg: Error 0x%08X in ecmdDataBuffer setup for EX_PERV_SPR_MODE_10013281 SCOM.", rc_ecmd);
rc.setEcmdError(rc_ecmd);
break;
}
rc = fapiPutScom(i_target, EX_PERV_SPR_MODE_10013281, data);
if (!rc.ok())
{
FAPI_ERR("proc_tod_utils_get_tfmr_reg: fapiPutScom error for EX_PERV_SPR_MODE_10013281 SCOM.");
break;
}
//FAPI_DBG("proc_tod_utils_get_tfmr_reg: Setting SPRC to T0's TMFR");
rc_ecmd |= data.flushTo0();
rc_ecmd |= data.insertFromRight(SPRC_REG_SEL_TFMR_T0,SPRC_REG_SEL,SPRC_REG_SEL_LEN);
if (rc_ecmd)
{
FAPI_ERR("proc_tod_utils_get_tfmr_reg: Error 0x%08X in ecmdDataBuffer setup for EX_PERV_L0_SCOM_SPRC_10013280 SCOM.", rc_ecmd);
rc.setEcmdError(rc_ecmd);
break;
}
rc = fapiPutScom(i_target, EX_PERV_L0_SCOM_SPRC_10013280, data);
if (!rc.ok())
{
FAPI_ERR("proc_tod_utils_get_tfmr_reg: fapiPutScom error for EX_PERV_L0_SCOM_SPRC_10013280 SCOM.");
break;
}
//FAPI_DBG("proc_tod_utils_get_tfmr_reg: Reading SPRD for T0's TMFR");
rc = fapiGetScom(i_target, EX_PERV_SPRD_L0_100132A3, o_tfmr_val);
if (!rc.ok())
{
FAPI_ERR("proc_tod_utils_get_tfmr_reg: fapiGetScom error for EX_PERV_SPRD_L0_100132A3 SCOM.");
break;
}
} while(0);
FAPI_INF("proc_tod_utils_get_tfmr_reg: End");
return rc;
}
//------------------------------------------------------------------------------
// function: proc_tod_utils_set_tfmr_reg
//
// parameters: i_target => chip target
// i_tfmr_val => TFMR value to write
// returns: FAPI_RC_SUCCESS if TFMR write is successful
// else FAPI or ECMD error is sent through
//
//------------------------------------------------------------------------------
fapi::ReturnCode proc_tod_utils_set_tfmr_reg(
const fapi::Target& i_target,
ecmdDataBufferBase& i_tfmr_val)
{
fapi::ReturnCode rc;
ecmdDataBufferBase data(64);
uint32_t rc_ecmd = 0;
FAPI_INF("proc_tod_utils_set_tfmr_reg: Start");
do
{
//FAPI_DBG("proc_tod_utils_set_tfmr_reg: Setting SPR_MODE to LPAR0/T0");
rc_ecmd |= data.flushTo0();
rc_ecmd |= data.setBit(SPR_MODE_REG_MODE_SPRC_WR_EN);
rc_ecmd |= data.setBit(SPR_MODE_REG_MODE_SPRC0_SEL);
rc_ecmd |= data.setBit(SPR_MODE_REG_MODE_SPRC_T0_SEL);
if (rc_ecmd)
{
FAPI_ERR("proc_tod_utils_set_tfmr_reg: Error 0x%08X in ecmdDataBuffer setup for EX_PERV_SPR_MODE_10013281 SCOM.", rc_ecmd);
rc.setEcmdError(rc_ecmd);
break;
}
rc = fapiPutScom(i_target, EX_PERV_SPR_MODE_10013281, data);
if (!rc.ok())
{
FAPI_ERR("proc_tod_utils_set_tfmr_reg: fapiPutScom error for EX_PERV_SPR_MODE_10013281 SCOM.");
break;
}
//FAPI_DBG("proc_tod_utils_set_tfmr_reg: Setting SPRC to T0's TMFR");
rc_ecmd |= data.flushTo0();
rc_ecmd |= data.insertFromRight(SPRC_REG_SEL_TFMR_T0,SPRC_REG_SEL,SPRC_REG_SEL_LEN);
if (rc_ecmd)
{
FAPI_ERR("proc_tod_utils_set_tfmr_reg: Error 0x%08X in ecmdDataBuffer setup for EX_PERV_L0_SCOM_SPRC_10013280 SCOM.", rc_ecmd);
rc.setEcmdError(rc_ecmd);
break;
}
rc = fapiPutScom(i_target, EX_PERV_L0_SCOM_SPRC_10013280, data);
if (!rc.ok())
{
FAPI_ERR("proc_tod_utils_set_tfmr_reg: fapiPutScom error for EX_PERV_L0_SCOM_SPRC_10013280 SCOM.");
break;
}
//FAPI_DBG("proc_tod_utils_set_tfmr_reg: Writing SPRD to set T0's TMFR");
rc = fapiPutScom(i_target, EX_PERV_SPRD_L0_100132A3, i_tfmr_val);
if (!rc.ok())
{
FAPI_ERR("proc_tod_utils_set_tfmr_reg: fapiGetScom error for EX_PERV_SPRD_L0_100132A3 SCOM.");
break;
}
} while(0);
FAPI_INF("proc_tod_utils_set_tfmr_reg: End");
return rc;
}
} // extern "C"
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