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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: chips/p9/procedures/hwp/accessors/p9_get_mem_vpd_keyword.H $ */
/* */
/* IBM CONFIDENTIAL */
/* */
/* EKB Project */
/* */
/* COPYRIGHT 2015,2016 */
/* [+] International Business Machines Corp. */
/* */
/* */
/* The source code for this program is not published or otherwise */
/* divested of its trade secrets, irrespective of what has been */
/* deposited with the U.S. Copyright Office. */
/* */
/* IBM_PROLOG_END_TAG */
///
/// @file p9_get_mem_vpd_keyword.H
/// @brief Return mem vpd keyword based on VPDInfo
///
// *HWP HWP Owner: Dan Crowell <dcrowell@us.ibm.com>
// *HWP HWP Backup: Matt Light <mklight@us.ibm.com>
// *HWP FW Owner: Dan Crowell <dcrowell@us.ibm.com>
// *HWP Team:
// *HWP Level: 3
// *HWP Consumed by: Cronus, FSP, HB
#ifndef _GET_MEM_VPD_KEYWORD_H_
#define _GET_MEM_VPD_KEYWORD_H_
#include <fapi2.H>
#include <fapi2_vpd_access.H>
namespace fapi2
{
/// vpd keyword to be read based on input parameters and MR/MT mapping.
/// For example, X0...XZ for MT or J0...JZ for MR vpd data.
/// Return as a string for convenient debug traces.
enum
{
KEYWORD_BYTE_SIZE = 2,
};
typedef char keywordName_t [KEYWORD_BYTE_SIZE + 1];
}
typedef fapi2::ReturnCode (*p9_get_mem_vpd_keyword_FP_t)(
const fapi2::Target<fapi2::TARGET_TYPE_MCS>&,
const fapi2::VPDInfo<fapi2::TARGET_TYPE_MCS>&,
const uint8_t*,
const size_t,
fapi2::keywordName_t&);
extern "C"
{
/// @brief Return VPD keyword based on MCS, VPDInfo, and MR/MT mapping
/// The MR and MT keyword contains a header followed by a table. Each
/// row in the table has criteria to select a vpd keyword.
///
/// 0 1 2 3 4 5
/// mmmm.mmmm.mmmm.mmmm.rrrr.rrrr.rrrr.rrrr.ffff.xxxx.dddd.dddd
///
/// m...m mcs ATTR_MEMVPD_POS position
/// 0x8000 mcs vpd position 0 (proc 0, postion 0)
/// ... through ..
/// 0x1000 mcs vpd position 3 (proc 0, postion 3)
/// 0x0800 mcs vpd position 4 (proc 1, postion 0)
/// ... through ..
/// 0x0100 mcs vpd position 7 (proc 1, position 3)
/// ... through ..
/// 0x0001 mcs vpd position 15(proc 3, position 3)
/// r...r Dimm rank count pair
/// 0x8000 dimm0 rank count 0, dimm1 rank count 0
/// 0x4000 dimm0 rank count 0, dimm1 rank count 1
/// ... through ..
/// 0x0002 dimm0 rank count 4, dimm1 rank count 2
/// 0x0001 dimm0 rank count 4, dimm1 rank count 4
/// ffff frequency index from ATTR_MEMVPD_FREQS_MHZ
/// 0x80 index 0
/// ... through ..
/// 0x10 index 3
// (frequency index 4-7 reserved)
/// dddd second char in keyword name
///
/// All the configurations for a particular keyword are 'OR'ed into the
/// row for that keyword.
/// Rows with all 0's do not need to be included. The last row has dddd = 0.
/// Unsupported configurations can be mapped to dddd = 0xff.
///
/// Note: this interface should not be called directly by HWPs,
/// it is provided for platform use behind the getVPD() interface.
///
/// @param[in] i_target, the MCS
/// @param[in] i_vpd_info, vpd criteria
/// @param[in] i_pMapping, MR or MT keyword data
/// @param[in] i_mappingSize, size of i_pMapping buffer
/// @param[out] o_keywordName, keyword with vpd
/// @return FAPI2_RC_SUCCESS iff ok
fapi2::ReturnCode p9_get_mem_vpd_keyword (
const fapi2::Target<fapi2::TARGET_TYPE_MCS>& i_target,
const fapi2::VPDInfo<fapi2::TARGET_TYPE_MCS>& i_vpd_info,
const uint8_t* i_pMapping,
const size_t i_mappingSize,
fapi2::keywordName_t& o_keywordName);
}
#endif
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