path: root/src/import/chips/p9/common/scominfo/p9_scominfo.C

/* IBM_PROLOG_BEGIN_TAG                                                   */
/* This is an automatically generated prolog.                             */
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/* $Source: src/import/chips/p9/common/scominfo/p9_scominfo.C $           */
/*                                                                        */
/* OpenPOWER HostBoot Project                                             */
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/* Contributors Listed Below - COPYRIGHT 2015,2019                        */
/* [+] International Business Machines Corp.                              */
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/* Licensed under the Apache License, Version 2.0 (the "License");        */
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/* IBM_PROLOG_END_TAG                                                     */
///
/// @file p9_scominfo.C
/// @brief P9 chip unit SCOM address platform translation code
///
/// HWP HWP Owner: jmcgill@us.ibm.com
/// HWP FW Owner: dcrowell@us.ibm.com
/// HWP Team: Infrastructure
/// HWP Level: 1
/// HWP Consumed by: FSP/HB
///

// includes
#include "p9_scominfo.H"
#include "p9_scom_addr.H"

#define P9_SCOMINFO_C

// bgass Aug 13 2018.  The decision was made to make
// OMI target numbers line up logically with the memory
// parent targets (MC, MI, MCC)                  0  1  2  3  4  5  6  7  8  9 10 11 12 13 14 15
const static int P9_SCOMINFO_OMI_SWIZZLE[]   = { 4, 5, 6, 7, 2, 3, 0, 1, 12, 13, 14, 15, 10, 11, 8, 9 };
const static int P9_SCOMINFO_OMI_UNSWIZZLE[] = { 6, 7, 4, 5, 0, 1, 2, 3, 14, 15, 12, 13, 8, 9, 10, 11 };

extern "C"
{
    uint64_t p9_scominfo_createChipUnitScomAddr(const p9ChipUnits_t i_p9CU, const uint8_t i_chipUnitNum,
            const uint64_t i_scomAddr, const uint32_t i_mode)
    {
        p9_scom_addr l_scom(i_scomAddr);
        uint8_t l_ring = l_scom.get_ring();
        uint8_t l_chiplet_id = l_scom.get_chiplet_id();
        uint8_t l_sat_id = l_scom.get_sat_id();
        uint8_t l_sat_offset = l_scom.get_sat_offset();


        //Used to help generate entries for the SCOMdef documentation,
        //These aren't general PIB addresses
        if ((i_mode & PPE_MODE) == PPE_MODE)
        {
            switch (i_p9CU)
            {

                case PU_EX_CHIPUNIT:
                    if (PPE_EP05_CHIPLET_ID >= l_scom.get_chiplet_id() &&
                        l_scom.get_chiplet_id() >= PPE_EP00_CHIPLET_ID)
                    {
                        l_scom.set_chiplet_id(PPE_EP00_CHIPLET_ID + (i_chipUnitNum / 2));
                        l_scom.set_port( ( i_chipUnitNum % 2 ) + 1 );
                    }

                    break;

                default:
                    l_scom.set_addr(FAILED_TRANSLATION);
                    break;
            }
        }
        //Regular PIB addresses (not PPE)
        else
        {
            switch (i_p9CU)
            {
                case PU_PERV_CHIPUNIT:
                    l_scom.set_chiplet_id(i_chipUnitNum);
                    break;

                case PU_C_CHIPUNIT:
                    l_scom.set_chiplet_id(EC00_CHIPLET_ID + i_chipUnitNum);
                    break;

                case PU_EX_CHIPUNIT:
                    if (EP05_CHIPLET_ID >= l_scom.get_chiplet_id() &&
                        l_scom.get_chiplet_id() >= EP00_CHIPLET_ID)
                    {
                        l_scom.set_chiplet_id(EP00_CHIPLET_ID + (i_chipUnitNum / 2));
                        uint8_t l_ringId = (l_scom.get_ring() & 0xF); // Clear bits 16:17
                        l_ringId = ( l_ringId - ( l_ringId % 2 ) ) + ( i_chipUnitNum % 2 );
                        l_scom.set_ring( l_ringId & 0xF );
                    }
                    else if (EC23_CHIPLET_ID >= l_scom.get_chiplet_id() &&
                             l_scom.get_chiplet_id() >= EC00_CHIPLET_ID)
                    {
                        l_scom.set_chiplet_id( EC00_CHIPLET_ID +
                                               (l_scom.get_chiplet_id() % 2) +
                                               (i_chipUnitNum * 2));
                    }

                    break;

                case PU_EQ_CHIPUNIT:
                    l_scom.set_chiplet_id(EP00_CHIPLET_ID + i_chipUnitNum);
                    break;

                case PU_CAPP_CHIPUNIT:
                    l_scom.set_chiplet_id(N0_CHIPLET_ID + (i_chipUnitNum * 2));
                    break;

                case PU_MCS_CHIPUNIT:
                    l_scom.set_chiplet_id(N3_CHIPLET_ID - (2 * (i_chipUnitNum / 2)));
                    l_scom.set_sat_id(2 * (i_chipUnitNum % 2));
                    break;

                case PU_MCBIST_CHIPUNIT:
                    l_scom.set_chiplet_id(MC01_CHIPLET_ID + i_chipUnitNum);
                    break;

                case PU_MCA_CHIPUNIT:
                    if (l_scom.get_chiplet_id() == MC01_CHIPLET_ID || l_scom.get_chiplet_id() ==  MC23_CHIPLET_ID)
                    {
                        l_scom.set_chiplet_id(MC01_CHIPLET_ID + (i_chipUnitNum / 4));

                        if ( (l_scom.get_ring() & 0xF) == MC_MC01_0_RING_ID)
                        {
                            // mc
                            l_scom.set_sat_id( ( l_scom.get_sat_id() - ( l_scom.get_sat_id() % 4 ) ) +
                                               ( i_chipUnitNum % 4 ));
                        }
                        else
                        {
                            // iomc
                            l_scom.set_ring( (MC_IOM01_0_RING_ID + (i_chipUnitNum % 4)) & 0xF );
                        }
                    }
                    else
                    {
                        //mcs->mca regisers
                        uint8_t i_mcs_unitnum = ( i_chipUnitNum / 2 );
                        l_scom.set_chiplet_id(N3_CHIPLET_ID - (2 * (i_mcs_unitnum / 2)));
                        l_scom.set_sat_id(2 * (i_mcs_unitnum % 2));
                        uint8_t i_mcs_sat_offset = (0x2F & l_scom.get_sat_offset());
                        i_mcs_sat_offset |= ((i_chipUnitNum % 2) << 4);
                        l_scom.set_sat_offset(i_mcs_sat_offset);
                    }

                    break;

                case PU_MC_CHIPUNIT:
                    l_scom.set_chiplet_id(MC01_CHIPLET_ID + i_chipUnitNum);
                    break;

                case PU_MI_CHIPUNIT:
                    //-------------------------------------------
                    // MI
                    //-------------------------------------------
                    //          Chiplet   Ring   Satid   Off
                    //MCS0           05     02       0   !SCOM3
                    //MCS1           05     02       2   !SCOM3
                    //MCS2           03     02       0   !SCOM3
                    //MCS3           03     02       2   !SCOM3
                    l_scom.set_chiplet_id(N3_CHIPLET_ID - (2 * (i_chipUnitNum / 2)));
                    l_scom.set_sat_id(2 * (i_chipUnitNum % 2));
                    break;

                case PU_DMI_CHIPUNIT:
                    if (((l_chiplet_id == N3_CHIPLET_ID) || (l_chiplet_id == N1_CHIPLET_ID)))
                    {
                        //SCOM3   (See mc_clscom_rlm.fig <= 0xB vs mc_scomfir_rlm.fig > 0xB)
                        //DMI0           05     02       0   0x2X (X <= 0xB)
                        //DMI1           05     02       0   0x3X (X <= 0xB)
                        //DMI2           05     02       2   0x2X (X <= 0xB)
                        //DMI3           05     02       2   0x3X (X <= 0xB)
                        //DMI4           03     02       0   0x2X (X <= 0xB)
                        //DMI5           03     02       0   0x3X (X <= 0xB)
                        //DMI6           03     02       2   0x2X (X <= 0xB)
                        //DMI7           03     02       2   0x3X (X <= 0xB)
                        l_scom.set_chiplet_id(N3_CHIPLET_ID - (2 * (i_chipUnitNum / 4)));
                        l_scom.set_sat_id(2 * ((i_chipUnitNum / 2) % 2));
                        l_sat_offset = (l_sat_offset & 0xF) + ((2 + (i_chipUnitNum % 2)) << 4);
                        l_scom.set_sat_offset(l_sat_offset);
                    }

                    if (((l_chiplet_id == MC01_CHIPLET_ID) || (l_chiplet_id == MC23_CHIPLET_ID)))
                    {
                        //-------------------------------------------
                        // DMI
                        //-------------------------------------------
                        //SCOM1,2
                        //DMI0           07     02       0
                        //DMI1           07     02       1
                        //DMI2           07     02       2
                        //DMI3           07     02       3
                        //DMI4           08     02       0
                        //DMI5           08     02       1
                        //DMI6           08     02       2
                        //DMI7           08     02       3
                        if (l_ring == P9C_MC_CHAN_RING_ID)
                        {
                            l_scom.set_chiplet_id(MC01_CHIPLET_ID + (i_chipUnitNum / 4));
                            uint8_t l_msat = l_scom.get_sat_id();
                            l_msat = l_msat & 0xC;
                            l_scom.set_sat_id(l_msat + i_chipUnitNum % 4);
                        }

                        //SCOM4
                        //DMI0           07     08     0xD   0x0X
                        //DMI1           07     08     0xD   0x1X
                        //DMI2           07     08     0xD   0x2X
                        //DMI3           07     08     0xD   0x3X
                        //DMI4           08     08     0xD   0x0X
                        //DMI5           08     08     0xD   0x1X
                        //DMI6           08     08     0xD   0x2X
                        //DMI7           08     08     0xD   0x3X
                        if (l_ring == P9C_MC_BIST_RING_ID)
                        {
                            l_scom.set_chiplet_id(MC01_CHIPLET_ID + (i_chipUnitNum / 4));
                            l_sat_offset = (l_sat_offset & 0xF) + ((i_chipUnitNum % 4) << 4);
                            l_scom.set_sat_offset(l_sat_offset);
                        }

                        //-------------------------------------------
                        // DMI IO
                        //-------------------------------------------
                        //          Chiplet   Ring   Satid    Off    RXTXGrp
                        //DMI0           07     04       0   0x3F       0x00
                        //DMI1           07     04       0   0x3F       0x01
                        //DMI2           07     04       0   0x3F       0x02
                        //DMI3           07     04       0   0x3F       0x03
                        //DMI4           08     04       0   0x3F       0x00
                        //DMI5           08     04       0   0x3F       0x01
                        //DMI6           08     04       0   0x3F       0x02
                        //DMI7           08     04       0   0x3F       0x03

                        //DMI0           07     04       0   0x3F       0x20
                        //DMI1           07     04       0   0x3F       0x21
                        //DMI2           07     04       0   0x3F       0x22
                        //DMI3           07     04       0   0x3F       0x23
                        //DMI4           08     04       0   0x3F       0x20
                        //DMI5           08     04       0   0x3F       0x21
                        //DMI6           08     04       0   0x3F       0x22
                        //DMI7           08     04       0   0x3F       0x23
                        //
                        //0 MC01.CHAN0  IOM01.TX_WRAP.TX3
                        //1 MC01.CHAN1  IOM01.TX_WRAP.TX2
                        //2 MC01.CHAN2  IOM01.TX_WRAP.TX0
                        //3 MC01.CHAN3  IOM01.TX_WRAP.TX1
                        //4 MC23.CHAN0  IOM23.TX_WRAP.TX3
                        //5 MC23.CHAN1  IOM23.TX_WRAP.TX2
                        //6 MC23.CHAN2  IOM23.TX_WRAP.TX0
                        //7 MC23.CHAN3  IOM23.TX_WRAP.TX1
                        // 3, 2, 0, 1
                        if (l_ring == P9C_MC_IO_RING_ID)
                        {
                            l_scom.set_chiplet_id(MC01_CHIPLET_ID + (i_chipUnitNum / 4));
                            uint8_t l_rxtx_grp = l_scom.get_rxtx_group_id();
                            l_rxtx_grp = l_rxtx_grp & 0xF0;

                            switch ((i_chipUnitNum % 4))
                            {
                                case  0:
                                    l_rxtx_grp += 3;
                                    break;

                                case  1:
                                    l_rxtx_grp += 2;
                                    break;

                                case  2:
                                    l_rxtx_grp += 0;
                                    break;

                                case  3:
                                    l_rxtx_grp += 1;
                                    break;

                                default:
                                    //escape to bunker - math broke
                                    break;
                            }

                            l_scom.set_rxtx_group_id(l_rxtx_grp); // 3,2,0,1
                        }

                    }

                    break;

                case PU_MCC_CHIPUNIT:
                    if (((l_chiplet_id == N3_CHIPLET_ID) || (l_chiplet_id == N1_CHIPLET_ID)))
                    {
                        //SCOM3   (See mc_clscom_rlm.fig <= 0xB vs mc_scomfir_rlm.fig > 0xB)
                        //DMI0           05     02       0   0x2X (X <= 0xB)
                        //DMI1           05     02       0   0x3X (X <= 0xB)
                        //DMI2           05     02       2   0x2X (X <= 0xB)
                        //DMI3           05     02       2   0x3X (X <= 0xB)
                        //DMI4           03     02       0   0x2X (X <= 0xB)
                        //DMI5           03     02       0   0x3X (X <= 0xB)
                        //DMI6           03     02       2   0x2X (X <= 0xB)
                        //DMI7           03     02       2   0x3X (X <= 0xB)
                        l_scom.set_chiplet_id(N3_CHIPLET_ID - (2 * (i_chipUnitNum / 4)));
                        l_scom.set_sat_id(2 * ((i_chipUnitNum / 2) % 2));
                        uint8_t l_satoff = (l_sat_offset & 0xF) + ((2 + (i_chipUnitNum % 2)) << 4);
                        l_scom.set_sat_offset(l_satoff);
                    }

                    if (((l_chiplet_id == MC01_CHIPLET_ID) || (l_chiplet_id == MC23_CHIPLET_ID)))
                    {
                        //CHANX.USTL.  Sat_id: 10 + port_id (8,9,10,11)
                        //CHANX.DSTL.  Sat_id: 01 + port_id (4,5,6,7)
                        l_scom.set_chiplet_id(MC01_CHIPLET_ID + (i_chipUnitNum / 4));

                        if (l_ring == P9A_MC_CHAN_RING_ID)
                        {

                            if (P9A_MC_DSTL_CHAN0_SAT_ID <= l_sat_id && l_sat_id <= P9A_MC_DSTL_CHAN3_SAT_ID)
                            {
                                l_scom.set_sat_id(P9A_MC_DSTL_CHAN0_SAT_ID + (i_chipUnitNum % 4));
                            }

                            if (P9A_MC_USTL_CHAN0_SAT_ID <= l_sat_id && l_sat_id <= P9A_MC_USTL_CHAN3_SAT_ID)
                            {
                                l_scom.set_sat_id(P9A_MC_USTL_CHAN0_SAT_ID + (i_chipUnitNum % 4));
                            }
                        }

                        if (l_ring == P9A_MC_MC01_RING_ID && l_sat_id == P9A_MC_CHAN_SAT_ID)
                        {
                            l_scom.set_sat_offset((i_chipUnitNum * 16) + (l_sat_offset % 16));
                        }
                    }

                    break;

                case PU_OMIC_CHIPUNIT:
                    l_scom.set_chiplet_id(MC01_CHIPLET_ID + (i_chipUnitNum / 3));

                    if (P9A_MC_OMIC0_RING_ID <= l_ring && l_ring <= P9A_MC_OMIC2_RING_ID)
                    {
                        l_scom.set_ring(P9A_MC_OMIC0_RING_ID + (i_chipUnitNum % 3));
                    }

                    if (P9A_MC_OMIC0_PPE_RING_ID <= l_ring && l_ring <= P9A_MC_OMIC2_PPE_RING_ID)
                    {
                        l_scom.set_ring(P9A_MC_OMIC0_PPE_RING_ID + (i_chipUnitNum % 3));
                    }

                    break;

                case PU_OMI_CHIPUNIT:
                    {
                        //Unswizzle the OMI chip unit number
                        uint8_t l_chipUnitNum = P9_SCOMINFO_OMI_UNSWIZZLE[i_chipUnitNum];

                        l_scom.set_chiplet_id(MC01_CHIPLET_ID + (l_chipUnitNum / 8));

                        if (P9A_MC_OMIC0_RING_ID <= l_ring && l_ring <= P9A_MC_OMIC2_RING_ID)
                        {
                            // IO Ind regsiters  (Ring 4,5,6) reg == 63
                            // 0701103F MCP_OMI0. Lanes 0-7    omi0
                            // 0701103F MCP_OMI0. Lanes 8-15   omi1
                            // 0701103F MCP_OMI0. Lanes 16-23  omi2
                            // 0701143F MCP_OMI1. Lanes 0-7    omi3
                            // 0701143F MCP_OMI1. Lanes 8-15   omi4
                            // 0701143F MCP_OMI1. Lanes 16-23  omi5
                            // 0701183F MCP_OMI2. Lanes 0-7    omi6
                            // 0701183F MCP_OMI2. Lanes 8-15   omi7
                            l_scom.set_ring(P9A_MC_OMIC0_RING_ID + ((l_chipUnitNum % 8) / 3));
                            uint8_t l_lane = l_scom.get_lane_id();
                            l_lane = l_lane % 8;
                            uint8_t l_chipnum = l_chipUnitNum;

                            if (l_chipnum >= 8)
                            {
                                l_chipnum++;
                            }

                            l_scom.set_lane_id(((l_chipnum % 3) * 8) + l_lane);
                        }

                        if (l_ring == P9A_MC_OMI_DL_RING_ID)
                        {
                            // DL Registers
                            // reg0 dl0 -> omi0  ring: 12  sat_id: 13  regs 16..31
                            // reg0 dl1 -> omi1  ring: 12  sat_id: 13  regs 32..47
                            // reg0 dl2 -> omi2  ring: 12  sat_id: 13  regs 48..63
                            // reg1 dl0 -> omi3  ring: 12  sat_id: 14  regs 16..31
                            // reg1 dl1 -> omi4  ring: 12  sat_id: 14  regs 32..47
                            // reg1 dl2 -> omi5  ring: 12  sat_id: 14  regs 48..63
                            // reg2 dl0 -> omi6  ring: 12  sat_id: 15  regs 16..31
                            // reg2 dl1 -> omi7  ring: 12  sat_id: 15  regs 32..47
                            l_scom.set_sat_id(P9A_MC_DL_REG0_SAT_ID + ((l_chipUnitNum % 8) / 3));
                            uint8_t l_satoff = l_sat_offset % 16;
                            uint8_t l_chipnum = l_chipUnitNum;

                            if (l_chipnum >= 8)
                            {
                                l_chipnum++;
                            }

                            l_scom.set_sat_offset((((l_chipnum % 3) * 16) + P9A_MC_DL_OMI0_FRST_REG) +
                                                  l_satoff);
                        }
                    }
                    break;

                case PU_NV_CHIPUNIT:
                    if (i_mode == P9N_DD1_SI_MODE)
                    {
                        l_scom.set_sat_id((l_scom.get_sat_id() % 4) + ((i_chipUnitNum / 2) * 4));
                        l_scom.set_sat_offset( (l_scom.get_sat_offset() % 32) +
                                               (32 * (i_chipUnitNum % 2)));
                    }
                    else if (i_mode != P9A_DD1_SI_MODE && i_mode != P9A_DD2_SI_MODE)
                    {
                        uint64_t l_sa = i_scomAddr;

                        //                       rrrrrrSTIDxxx---
                        //                       000100       yyy
                        //       x"4900" & "00" when "00100010", -- stk0, ntl0, 00-07, hyp-only
                        //       x"0b00" & "11" when "00101001", -- stk0, ntl1, 24-31, user-acc
                        //                             STID
                        //       x"5900" & "00" when "01100010", -- stk1, ntl0, 00-07, hyp-only
                        //       x"1b00" & "11" when "01101001", -- stk1, ntl1, 24-31, user-acc
                        //                             STID
                        //       x"6900" & "00" when "10100010", -- stk2, ntl0, 00-07, hyp-only
                        //       x"2b00" & "11" when "10101001", -- stk2, ntl1, 24-31, user-acc

                        if ((i_chipUnitNum / 2) == 0)
                        {
                            l_sa = (l_sa & 0xFFFFFFFFFFFF007FULL) | 0x0000000000001100ULL ;
                        }

                        if ((i_chipUnitNum / 2) == 1)
                        {
                            l_sa = (l_sa & 0xFFFFFFFFFFFF007FULL) | 0x0000000000001300ULL ;
                        }

                        if ((i_chipUnitNum / 2) == 2)
                        {
                            l_sa = (l_sa & 0xFFFFFFFFFFFF007FULL) | 0x0000000000001500ULL ;
                        }

                        uint64_t l_eo = (l_sa & 0x71) >> 3;

                        if (l_eo > 5 && (i_chipUnitNum % 2 == 0))
                        {
                            l_sa -= 0x20ULL; // 0b100 000
                        }

                        if (l_eo <= 5 && (i_chipUnitNum % 2 == 1))
                        {
                            l_sa += 0x20ULL; // 0b100 000
                        }

                        l_scom.set_addr(l_sa);
                    }
                    else
                    {
                        //NV not supported on Axone - unused
                        l_scom.set_addr(FAILED_TRANSLATION);
                    }

                    break;

                case PU_PEC_CHIPUNIT:
                    if (l_scom.get_chiplet_id() == N2_CHIPLET_ID)
                    {
                        // nest
                        l_scom.set_ring( (N2_PCIS0_0_RING_ID + i_chipUnitNum) & 0xF);
                    }
                    else
                    {
                        // iopci / pci
                        l_scom.set_chiplet_id(PCI0_CHIPLET_ID + i_chipUnitNum);
                    }

                    break;

                case PU_PHB_CHIPUNIT:
                    if (l_scom.get_chiplet_id() == N2_CHIPLET_ID)
                    {
                        // nest
                        if (i_chipUnitNum == 0)
                        {
                            l_scom.set_ring(N2_PCIS0_0_RING_ID & 0xF);
                            l_scom.set_sat_id(((l_scom.get_sat_id() < 4) ? (1) : (4)));
                        }
                        else
                        {
                            l_scom.set_ring( (N2_PCIS0_0_RING_ID + (i_chipUnitNum / 3) + 1) & 0xF);
                            l_scom.set_sat_id( ((l_scom.get_sat_id() < 4) ? (1) : (4)) +
                                               ((i_chipUnitNum % 2) ? (0) : (1)) +
                                               (2 * (i_chipUnitNum / 5)));
                        }
                    }
                    else
                    {
                        // pci
                        if (i_chipUnitNum == 0)
                        {
                            l_scom.set_chiplet_id(PCI0_CHIPLET_ID);
                            l_scom.set_sat_id(((l_scom.get_sat_id() < 4) ? (1) : (4)));
                        }
                        else
                        {
                            l_scom.set_chiplet_id(PCI0_CHIPLET_ID + (i_chipUnitNum / 3) + 1);
                            l_scom.set_sat_id(((l_scom.get_sat_id() < 4) ? (1) : (4)) +
                                              ((i_chipUnitNum % 2) ? (0) : (1)) +
                                              (2 * (i_chipUnitNum / 5)));
                        }
                    }

                    break;

                case PU_OBUS_CHIPUNIT:
                    l_scom.set_chiplet_id(OB0_CHIPLET_ID + i_chipUnitNum);
                    break;

                case PU_XBUS_CHIPUNIT:

                    l_ring &= 0xF;

                    if (XB_IOX_2_RING_ID >= l_ring &&
                        l_ring >= XB_IOX_0_RING_ID)
                    {
                        l_scom.set_ring( (XB_IOX_0_RING_ID + i_chipUnitNum) & 0xF);
                    }

                    else if (XB_PBIOX_2_RING_ID >= l_ring &&
                             l_ring >= XB_PBIOX_0_RING_ID)
                    {
                        l_scom.set_ring( (XB_PBIOX_0_RING_ID + i_chipUnitNum) & 0xF);
                    }

                    break;

                case PU_SBE_CHIPUNIT:
                    l_scom.set_chiplet_id(i_chipUnitNum);
                    break;

                case PU_PPE_CHIPUNIT:

                    // PPE SBE
                    if (i_chipUnitNum == PPE_SBE_CHIPUNIT_NUM)
                    {
                        l_scom.set_chiplet_id(PIB_CHIPLET_ID);
                        l_scom.set_port(SBE_PORT_ID);
                        l_scom.set_ring(PPE_SBE_RING_ID);
                        l_scom.set_sat_id(PPE_SBE_SAT_ID);
                        l_scom.set_sat_offset(0x0F & l_scom.get_sat_offset());
                        break;
                    }

                    // Need to set SAT offset if address is that of PPE SBE
                    if (l_scom.get_port() == SBE_PORT_ID)
                    {
                        // Adjust offset if input address is of SBE
                        // (ex: 000E0005 --> GPE: xxxxxx1x)
                        l_scom.set_sat_offset(l_scom.get_sat_offset() | 0x10);
                    }

                    // PPE GPE
                    if ( (i_chipUnitNum >= PPE_GPE0_CHIPUNIT_NUM) && (i_chipUnitNum <= PPE_GPE3_CHIPUNIT_NUM) )
                    {
                        l_scom.set_chiplet_id(PIB_CHIPLET_ID);
                        l_scom.set_port(GPE_PORT_ID);
                        l_scom.set_ring( (i_chipUnitNum - PPE_GPE0_CHIPUNIT_NUM) * 8 );
                        l_scom.set_sat_id(PPE_GPE_SAT_ID);
                    }

                    // PPE CME
                    else if ( (i_chipUnitNum >= PPE_EQ0_CME0_CHIPUNIT_NUM) && (i_chipUnitNum <= PPE_EQ5_CME1_CHIPUNIT_NUM) )
                    {
                        if (i_chipUnitNum >= PPE_EQ0_CME1_CHIPUNIT_NUM)
                        {
                            l_scom.set_chiplet_id(EP00_CHIPLET_ID +
                                                  (i_chipUnitNum % PPE_EQ0_CME1_CHIPUNIT_NUM));
                        }
                        else
                        {
                            l_scom.set_chiplet_id(EP00_CHIPLET_ID +
                                                  (i_chipUnitNum % PPE_EQ0_CME0_CHIPUNIT_NUM));
                        }

                        l_scom.set_port(UNIT_PORT_ID);
                        l_scom.set_ring( ((i_chipUnitNum / PPE_EQ0_CME1_CHIPUNIT_NUM) + 8) & 0xF );
                        l_scom.set_sat_id(PPE_CME_SAT_ID);
                    }

                    // PPE IO (XBUS/OBUS)
                    else if ( (i_chipUnitNum >= PPE_IO_XBUS_CHIPUNIT_NUM) && (i_chipUnitNum <= PPE_IO_OB3_CHIPUNIT_NUM) )
                    {
                        l_scom.set_chiplet_id( XB_CHIPLET_ID +
                                               (i_chipUnitNum % PPE_IO_XBUS_CHIPUNIT_NUM) +
                                               ((i_chipUnitNum / PPE_IO_OB0_CHIPUNIT_NUM) * 2) );
                        l_scom.set_port(UNIT_PORT_ID);

                        if (i_chipUnitNum == PPE_IO_XBUS_CHIPUNIT_NUM)
                        {
                            l_scom.set_ring(XB_IOPPE_0_RING_ID & 0xF);
                        }
                        else
                        {
                            l_scom.set_ring(OB_PPE_RING_ID & 0xF);
                        }

                        l_scom.set_sat_id(OB_PPE_SAT_ID); // Same SAT_ID value for XBUS
                    }

                    // PPE IO (DMI)
                    else if ( (i_chipUnitNum >= PPE_IO_DMI0_CHIPUNIT_NUM) && (i_chipUnitNum <= PPE_IO_DMI1_CHIPUNIT_NUM))
                    {
                        l_scom.set_chiplet_id(MC01_CHIPLET_ID + (i_chipUnitNum - PPE_IO_DMI0_CHIPUNIT_NUM));
                        l_scom.set_ring(MC_IOM01_1_RING_ID);
                        l_scom.set_port(UNIT_PORT_ID);
                        l_scom.set_sat_id(P9C_MC_PPE_SAT_ID);
                    }

                    // PPE PB
                    else if ( (i_chipUnitNum >= PPE_PB0_CHIPUNIT_NUM) && (i_chipUnitNum <= PPE_PB2_CHIPUNIT_NUM) )
                    {
                        l_scom.set_chiplet_id(N3_CHIPLET_ID); // TODO: Need to set ChipID for PB1 and PB2 in Cummulus
                        l_scom.set_port(UNIT_PORT_ID);
                        l_scom.set_ring(N3_PB_3_RING_ID & 0xF);
                        l_scom.set_sat_id(PPE_PB_SAT_ID);
                    }

                    // Invalid i_chipUnitNum
                    else
                    {
                        l_scom.set_addr(FAILED_TRANSLATION);
                    }

                    break;

                case PU_NPU_CHIPUNIT:

                    // NPU0 and NPU1 exist on the N3 chiplet, NPU2 exists on the N1 chiplet instead
                    l_chiplet_id = ( 2 == i_chipUnitNum ) ? N1_CHIPLET_ID : N3_CHIPLET_ID ;
                    l_scom.set_chiplet_id( l_chiplet_id );

                    // Covers the following addresses:
                    // NPU0: 05011000 to 050113FF
                    // NPU1: 05011400 to 050117FF
                    // NPU2: 03011C00 to 03011FFF
                    if ( N3_NPU_0_RING_ID  == l_ring ||
                         N3_NPU_1_RING_ID  == l_ring ||
                         P9A_NPU_2_RING_ID == l_ring )
                    {
                        // NPU0/NPU1
                        if ( N3_CHIPLET_ID == l_chiplet_id )
                        {
                            l_scom.set_ring( N3_NPU_0_RING_ID + i_chipUnitNum );
                        }
                        // NPU2
                        else if ( N1_CHIPLET_ID == l_chiplet_id )
                        {
                            l_scom.set_ring( P9A_NPU_2_RING_ID );
                        }
                        else
                        {
                            l_scom.set_addr( FAILED_TRANSLATION );
                        }
                    }
                    // Covers the following addresses:
                    // NPU0: 05013C00 to 05013C8F
                    // NPU1: 05013CC0 to 05013D4F
                    // NPU2: 03012000 to 0301208F
                    else if ( P9A_NPU_0_FIR_RING_ID == l_ring ||
                              P9A_NPU_2_FIR_RING_ID == l_ring )
                    {
                        // NPU0/NPU1
                        if ( N3_CHIPLET_ID == l_chiplet_id )
                        {
                            l_scom.set_ring( P9A_NPU_0_FIR_RING_ID );
                            l_scom.set_sat_id( (l_sat_id % 3) + (3 * i_chipUnitNum) );
                        }
                        // NPU2
                        else if ( N1_CHIPLET_ID == l_chiplet_id )
                        {
                            l_scom.set_ring( P9A_NPU_2_FIR_RING_ID );
                            l_scom.set_sat_id( l_sat_id % 3 );
                        }
                        else
                        {
                            l_scom.set_addr( FAILED_TRANSLATION );
                        }
                    }
                    else
                    {
                        l_scom.set_addr( FAILED_TRANSLATION );
                    }

                    break;

                default:
                    l_scom.set_addr(FAILED_TRANSLATION);
                    break;
            }
        }

        return l_scom.get_addr();
    }


    uint32_t p9_scominfo_xlate_mi(bool& o_chipUnitRelated, std::vector<p9_chipUnitPairing_t>& o_chipUnitPairing,
                                  p9_scom_addr& i_scom, const p9ChipUnits_t mcc_dmi, const int i_low0, const int i_low1, const uint32_t i_mode)
    {
        uint8_t l_chiplet_id = i_scom.get_chiplet_id();
        uint8_t l_port = i_scom.get_port();
        uint8_t l_ring = i_scom.get_ring();
        uint8_t l_sat_id = i_scom.get_sat_id();
        uint8_t l_sat_offset = i_scom.get_sat_offset();

        //==== AXONE MC/MI/OMIC/OMI  ============================================================================
        //==== MI target ===============================================
        if (((l_chiplet_id == N3_CHIPLET_ID) || (l_chiplet_id == N1_CHIPLET_ID)) &&
            (l_port == UNIT_PORT_ID) &&
            (l_ring == N3_MC01_0_RING_ID) &&
            (l_sat_id == P9_N3_MCS01_SAT_ID || l_sat_id == P9_N3_MCS23_SAT_ID))
        {
            //-------------------------------------------
            // DMI/MCC
            //-------------------------------------------
            //SCOM3   (See mc_clscom_rlm.fig <= 0xB vs mc_scomfir_rlm.fig > 0xB)
            //DMI0           05     02       0   0x2X (X <= 0xB)
            //DMI1           05     02       0   0x3X (X <= 0xB)
            //DMI2           05     02       2   0x2X (X <= 0xB)
            //DMI3           05     02       2   0x3X (X <= 0xB)
            //DMI4           03     02       0   0x2X (X <= 0xB)
            //DMI5           03     02       0   0x3X (X <= 0xB)
            //DMI6           03     02       2   0x2X (X <= 0xB)
            //DMI7           03     02       2   0x3X (X <= 0xB)
            if ((i_low0 <= l_sat_offset && l_sat_offset <= 0x2B) ||
                (i_low1 <= l_sat_offset && l_sat_offset <= 0x3B))
            {
                uint8_t l_off_nib0 = (l_sat_offset >> 4);
                o_chipUnitRelated = true;
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(mcc_dmi,
                                            ((l_chiplet_id == N3_CHIPLET_ID) ? (0) : (4)) +
                                            (l_off_nib0 - 2) + l_sat_id));
            }
            //-------------------------------------------
            // MI
            //-------------------------------------------
            //          Chiplet   Ring   Satid   Off
            //MCS0           05     02       0   !SCOM3
            //MCS1           05     02       2   !SCOM3
            //MCS2           03     02       0   !SCOM3
            //MCS3           03     02       2   !SCOM3
            else
            {
                o_chipUnitRelated = true;
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_MI_CHIPUNIT,
                                            (l_sat_id / 2) +
                                            ((l_chiplet_id == N3_CHIPLET_ID) ? (0) : (2))));
            }
        }

        return 0;
    }

    uint32_t p9_scominfo_isChipUnitScom(const uint64_t i_scomAddr, bool& o_chipUnitRelated,
                                        std::vector<p9_chipUnitPairing_t>& o_chipUnitPairing, const uint32_t i_mode)
    {
        p9_scom_addr l_scom(i_scomAddr);
        o_chipUnitRelated = false;

        uint32_t rc = 0;

        uint8_t l_chiplet_id = l_scom.get_chiplet_id();
        uint8_t l_port = l_scom.get_port();
        uint8_t l_ring = l_scom.get_ring();
        uint8_t l_sat_id = l_scom.get_sat_id();
        uint8_t l_sat_offset = l_scom.get_sat_offset();

        if ((i_mode & PPE_MODE) == PPE_MODE)
        {
            if (PPE_EP00_CHIPLET_ID <= l_chiplet_id &&
                l_chiplet_id <= PPE_EP05_CHIPLET_ID)
            {
                o_chipUnitRelated = true;
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_EX_CHIPUNIT,
                                            ((l_chiplet_id - PPE_EP00_CHIPLET_ID) * 2) +
                                            (l_port - 1)));

            }

        }

        else if (l_scom.is_unicast())
        {
            // common 'pervasive' registers associated with each pervasive chiplet type
            // permit addressing by PERV target type (for all pervasive chiplet instances)
            // or by C/EX/EQ target types (by their associated pervasive chiplet instances)
            if (((l_port == GPREG_PORT_ID) ||
                 ((l_port >= CME_PORT_ID) && (l_port <= CPM_PORT_ID)) ||
                 (l_port == PCBSLV_PORT_ID) ||
                 (l_port == UNIT_PORT_ID && l_ring == EC_PSCM_RING_ID) || //Catches all PSCOM regs
                 (l_port == UNIT_PORT_ID && l_ring == EC_PERV_RING_ID
                  && l_sat_id == PERV_DBG_SAT_ID))) // Each chiplet also has a DBG macro
            {
                o_chipUnitRelated = true;
                // PU_PERV_CHIPUNIT
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_PERV_CHIPUNIT,
                                            l_chiplet_id));

                // PU_C_CHIPUNIT / PU_EX_CHIPUNIT
                if ((l_chiplet_id >= EC00_CHIPLET_ID) && (l_chiplet_id <= EC23_CHIPLET_ID))
                {
                    o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_C_CHIPUNIT,
                                                l_chiplet_id - EC00_CHIPLET_ID));
                    o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_EX_CHIPUNIT,
                                                (l_chiplet_id - EC00_CHIPLET_ID) / 2));
                }

                // PU_EQ_CHIPUNIT
                if ((l_chiplet_id >= EP00_CHIPLET_ID) && (l_chiplet_id <= EP05_CHIPLET_ID))
                {
                    o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_EQ_CHIPUNIT,
                                                l_chiplet_id - EP00_CHIPLET_ID));
                }
            }

            // core registers which can be addressed by either C/EX target types
            // c: 0..24
            if (((l_chiplet_id >= EC00_CHIPLET_ID) && (l_chiplet_id <= EC23_CHIPLET_ID)) &&
                (l_port == UNIT_PORT_ID) &&
                ((l_ring >= EC_PERV_RING_ID) && (l_ring <= EC_PC_3_RING_ID)))
            {
                o_chipUnitRelated = true;
                // PU_C_CHIPUNIT
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_C_CHIPUNIT,
                                            l_chiplet_id - EC00_CHIPLET_ID));
                // PU_EX_CHIPUNIT
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_EX_CHIPUNIT,
                                            (l_chiplet_id - EC00_CHIPLET_ID) / 2));
            }

            // quad registers which can be addressed by either EQ/EX target types
            // ex: 0..12
            // eq: 0..6
            if (((l_chiplet_id >= EP00_CHIPLET_ID) && (l_chiplet_id <= EP05_CHIPLET_ID)) &&
                (l_port == UNIT_PORT_ID) &&
                (((l_ring >= EQ_PERV_RING_ID)  && (l_ring <= EQ_L3_1_RING_ID)) ||
                 ((l_ring >= EQ_CME_0_RING_ID) && (l_ring <= EQ_L2_1_TRA_RING_ID))))
            {
                o_chipUnitRelated = true;
                // PU_EQ_CHIPUNIT
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_EQ_CHIPUNIT,
                                            l_chiplet_id - EP00_CHIPLET_ID));

                // PU_EX_CHIPUNIT
                if ((l_ring == EQ_L2_0_RING_ID)  || (l_ring == EQ_NC_0_RING_ID) || (l_ring == EQ_L3_0_RING_ID) ||
                    (l_ring == EQ_CME_0_RING_ID) || (l_ring == EQ_L2_0_TRA_RING_ID))
                {
                    o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_EX_CHIPUNIT,
                                                (l_chiplet_id - EP00_CHIPLET_ID) * 2));
                }
                // PU_EX_CHIPUNIT
                else if ((l_ring == EQ_L2_1_RING_ID)  || (l_ring == EQ_NC_1_RING_ID) || (l_ring == EQ_L3_1_RING_ID) ||
                         (l_ring == EQ_CME_1_RING_ID) || (l_ring == EQ_L2_1_TRA_RING_ID))
                {
                    o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_EX_CHIPUNIT,
                                                ((l_chiplet_id - EP00_CHIPLET_ID) * 2) + 1));
                }
            }

            // PU_CAPP_CHIPUNIT
            // capp: 0..1
            if ((((l_chiplet_id == N0_CHIPLET_ID) && (l_ring == N0_CXA0_0_RING_ID)) ||
                 ((l_chiplet_id == N2_CHIPLET_ID) && (l_ring == N2_CXA1_0_RING_ID))) &&
                (l_port == UNIT_PORT_ID))
            {
                o_chipUnitRelated = true;
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_CAPP_CHIPUNIT,
                                            (l_chiplet_id / 2) - 1));
            }

            //==== NIMBUS MCBIST/MCA =======================================================================================================
            if (i_mode == P9N_DD1_SI_MODE || i_mode == P9N_DD2_SI_MODE)
            {
                // PU_MCS_CHIPUNIT (nest)
                // mcs: 0..3
                if (((l_chiplet_id == N3_CHIPLET_ID) || (l_chiplet_id == N1_CHIPLET_ID)) &&
                    (l_port == UNIT_PORT_ID) &&
                    (l_ring == N3_MC01_0_RING_ID) &&
                    ((l_sat_id == MC_DIR_SAT_ID_PBI_01) || (l_sat_id == MC_DIR_SAT_ID_PBI_23)) &&
                    (((0x2F & l_sat_offset) < MC_MCS_MCA_OFFSET_MCP0XLT0 || MC_MCS_MCA_OFFSET_MCPERF3 < (0x2F & l_sat_offset))))
                {
                    o_chipUnitRelated = true;
                    o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_MCS_CHIPUNIT,
                                                ((l_chiplet_id == N3_CHIPLET_ID) ? (0) : (2)) +
                                                (l_sat_id / 2)));
                }

                // PU_MCBIST_CHIPUNIT (mc)
                // mcbist: 0..1
                if (((l_chiplet_id == MC01_CHIPLET_ID) || (l_chiplet_id == MC23_CHIPLET_ID)) &&
                    (((l_port == UNIT_PORT_ID) &&
                      (((l_ring == MC_MC01_1_RING_ID) &&
                        ((l_sat_id & 0xC) == MC_DIR_SAT_ID_MCBIST)) || //MCBIST has 2 bit sat_id
                       ((l_ring == MC_PERV_RING_ID) || //Translate MC perv regs with MCBIST
                        (l_ring == XB_PSCM_RING_ID) ||
                        (l_ring == MC_MCTRA_0_RING_ID)) )) || //Translate TRA regs with MCBIST
                     (l_port != UNIT_PORT_ID)) )   //Translate MC perv regs with MCBIST
                {
                    o_chipUnitRelated = true;
                    o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_MCBIST_CHIPUNIT,
                                                l_chiplet_id - MC01_CHIPLET_ID));
                }

                // PU_MCA_CHIPUNIT (mc)
                // mca: 0..7
                // These regisers are in the mcs chiplet but are logically mca targetted
                if (((l_chiplet_id == N3_CHIPLET_ID) || (l_chiplet_id == N1_CHIPLET_ID)) &&
                    (l_port == UNIT_PORT_ID) &&
                    (l_ring == N3_MC01_0_RING_ID) &&
                    ((l_sat_id == MC_DIR_SAT_ID_PBI_01) || (l_sat_id == MC_DIR_SAT_ID_PBI_23)) &&
                    (((0x2F & l_sat_offset) >= MC_MCS_MCA_OFFSET_MCP0XLT0 && MC_MCS_MCA_OFFSET_MCPERF3 >= (0x2F & l_sat_offset))))
                {
                    o_chipUnitRelated = true;
                    o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_MCA_CHIPUNIT,
                                                ((((l_chiplet_id == N3_CHIPLET_ID) ? (0) : (2)) +
                                                  (l_sat_id / 2)) * 2) +
                                                ((l_sat_offset & 0x10) >> 4) ));
                }

                // PU_MCA_CHIPUNIT (mc)
                // mca: 0..7
                if (((l_chiplet_id == MC01_CHIPLET_ID) || (l_chiplet_id == MC23_CHIPLET_ID)) &&
                    (l_port == UNIT_PORT_ID) &&
                    (l_ring == MC_MC01_0_RING_ID) &&
                    ((l_sat_id >= MC_DIR_SAT_ID_SRQ_0) && (l_sat_id <= MC_DIR_SAT_ID_ECC64_3)))
                {
                    o_chipUnitRelated = true;
                    o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_MCA_CHIPUNIT,
                                                (4 * (l_chiplet_id - MC01_CHIPLET_ID)) +
                                                (l_sat_id % 4)));
                }

                // PU_MCA_CHIPUNIT (iomc)
                // mca: 0..7
                if (((l_chiplet_id == MC01_CHIPLET_ID) || (l_chiplet_id == MC23_CHIPLET_ID)) &&
                    (l_port == UNIT_PORT_ID) &&
                    ((l_ring >= MC_IOM01_0_RING_ID) && (l_ring <= MC_IOM23_1_RING_ID)) &&
                    (l_sat_id == MC_IND_SAT_ID))
                {
                    o_chipUnitRelated = true;
                    o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_MCA_CHIPUNIT,
                                                (4 * (l_chiplet_id - MC01_CHIPLET_ID)) +
                                                (l_ring - MC_IOM01_0_RING_ID)));
                }

                //<<< END OF NIMBUS MCBIST/MCA ===========================================================================
            }
            else if (i_mode == P9C_DD1_SI_MODE || i_mode == P9C_DD2_SI_MODE)
            {
                //==== CUMULUS MC/MI/DMI==================================================================================
                rc = p9_scominfo_xlate_mi(o_chipUnitRelated, o_chipUnitPairing, l_scom, PU_DMI_CHIPUNIT, 0x20, 0x30, i_mode);

                if (rc)
                {
                    return rc;
                }

                // Figtree references: mc_top_baseaddr.fig, e9_uchip_offset.fig
                //-------------------------------------------
                // MC
                //-------------------------------------------
                // MC            07     08     0xC(!0xD)
                // MC            08     08     0xC(!0xD)
                //Probably any other chipelt 07/08 registers that don't fall into the DMI target range
                if (((l_chiplet_id == MC01_CHIPLET_ID) || (l_chiplet_id == MC23_CHIPLET_ID)) &&
                    ( ( (l_port == UNIT_PORT_ID) &&
                        (
                            ( (l_ring == P9C_MC_BIST_RING_ID) &&
                              (l_sat_id != P9C_SAT_ID_CHAN_MCBIST)
                            ) ||
                            ( (l_ring == P9C_MC_PERV_RING_ID) || //Translate MC perv regs with MC
                              (l_ring == P9C_MC_PSCM_RING_ID) ||
                              (l_ring == P9C_MC_MCTRA_RING_ID) ||
                              (l_ring == P9C_MC_PPE_RING_ID)
                            ) ||
                            ( (l_ring == P9C_MC_IO_RING_ID) &&
                              (l_sat_id == MC_IND_SAT_ID) &&
                              (l_sat_offset != P9C_MC_OFFSET_IND)
                            )
                        )
                      ) || //Translate TRA regs with MCBIST
                      (l_port != UNIT_PORT_ID)
                    ) )   //Translate MC perv regs with MCBIST
                {

                    o_chipUnitRelated = true;
                    o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_MC_CHIPUNIT,
                                                l_chiplet_id - MC01_CHIPLET_ID));

                }

                if (((l_chiplet_id == MC01_CHIPLET_ID) || (l_chiplet_id == MC23_CHIPLET_ID)) &&
                    (l_port == UNIT_PORT_ID))
                {
                    //-------------------------------------------
                    // DMI
                    //-------------------------------------------
                    //SCOM1,2
                    //DMI0           07     02       0
                    //DMI1           07     02       1
                    //DMI2           07     02       2
                    //DMI3           07     02       3
                    //DMI4           08     02       0
                    //DMI5           08     02       1
                    //DMI6           08     02       2
                    //DMI7           08     02       3
                    if (l_ring == P9C_MC_CHAN_RING_ID)
                    {
                        o_chipUnitRelated = true;
                        o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_DMI_CHIPUNIT,
                                                    ((l_chiplet_id == MC01_CHIPLET_ID ? (0) : (4))) +
                                                    (0x3 & l_sat_id)));

                    }

                    //SCOM4
                    //DMI0           07     08     0xD   0x0X
                    //DMI1           07     08     0xD   0x1X
                    //DMI2           07     08     0xD   0x2X
                    //DMI3           07     08     0xD   0x3X
                    //DMI4           08     08     0xD   0x0X
                    //DMI5           08     08     0xD   0x1X
                    //DMI6           08     08     0xD   0x2X
                    //DMI7           08     08     0xD   0x3X
                    if (l_ring == P9C_MC_BIST_RING_ID && l_sat_id == P9C_SAT_ID_CHAN_MCBIST)
                    {
                        uint8_t l_off_nib0 = (l_sat_offset >> 4);
                        o_chipUnitRelated = true;
                        o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_DMI_CHIPUNIT,
                                                    ((l_chiplet_id == MC01_CHIPLET_ID ? (0) : (4))) +
                                                    l_off_nib0));

                    }

                    //-------------------------------------------
                    // DMI IO
                    //-------------------------------------------
                    //          Chiplet   Ring   Satid    Off    RXTXGrp
                    //DMI0           07     04       0   0x3F       0x00
                    //DMI1           07     04       0   0x3F       0x01
                    //DMI2           07     04       0   0x3F       0x02
                    //DMI3           07     04       0   0x3F       0x03
                    //DMI4           08     04       0   0x3F       0x00
                    //DMI5           08     04       0   0x3F       0x01
                    //DMI6           08     04       0   0x3F       0x02
                    //DMI7           08     04       0   0x3F       0x03

                    //DMI0           07     04       0   0x3F       0x20
                    //DMI1           07     04       0   0x3F       0x21
                    //DMI2           07     04       0   0x3F       0x22
                    //DMI3           07     04       0   0x3F       0x23
                    //DMI4           08     04       0   0x3F       0x20
                    //DMI5           08     04       0   0x3F       0x21
                    //DMI6           08     04       0   0x3F       0x22
                    //DMI7           08     04       0   0x3F       0x23
                    //
                    //0 MC01.CHAN0  IOM01.TX_WRAP.TX3
                    //1 MC01.CHAN1  IOM01.TX_WRAP.TX2
                    //2 MC01.CHAN2  IOM01.TX_WRAP.TX0
                    //3 MC01.CHAN3  IOM01.TX_WRAP.TX1
                    //4 MC23.CHAN0  IOM23.TX_WRAP.TX3
                    //5 MC23.CHAN1  IOM23.TX_WRAP.TX2
                    //6 MC23.CHAN2  IOM23.TX_WRAP.TX0
                    //7 MC23.CHAN3  IOM23.TX_WRAP.TX1
                    // 3, 2, 0, 1
                    if (l_ring == P9C_MC_IO_RING_ID && l_sat_id == MC_IND_SAT_ID &&
                        l_sat_offset == P9C_MC_OFFSET_IND )
                    {
                        uint32_t l_rxtx_grp = l_scom.get_rxtx_group_id();
                        uint32_t l_ind_addr = l_scom.get_ind_addr();

                        //From iofrc_bus_reg_intf.vhdl
                        //gcr_pkt_equal_addr  <=     (gcr_reg_reg_addr(0 to 3) = "1111")
                        //                            and not (gcr_reg_reg_addr = "111111111");  --Ignore protected FIR address
                        if (((l_ind_addr & 0x1E0) == 0x1E0) && (l_ind_addr != 0x1FF))
                        {
                            o_chipUnitRelated = true;
                            o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_MC_CHIPUNIT,
                                                        l_chiplet_id - MC01_CHIPLET_ID));

                        }
                        else
                        {

                            if (l_rxtx_grp >= 0x20)
                            {
                                l_rxtx_grp -= 0x20;
                            }

                            uint8_t l_adder = 0;

                            switch (l_rxtx_grp % 4)
                            {
                                case 3:
                                    l_adder = 0;
                                    break;

                                case 2:
                                    l_adder = 1;
                                    break;

                                case 0:
                                    l_adder = 2;
                                    break;

                                case 1:
                                    l_adder = 3;
                                    break;

                                default:
                                    //escape to bunker - math broke
                                    break;
                            }

                            o_chipUnitRelated = true;
                            o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_DMI_CHIPUNIT,
                                                        ((l_chiplet_id == MC01_CHIPLET_ID ? (0) : (4))) +
                                                        l_adder));
                        }
                    }

                    //DMI PPE Registers
                    if ( l_ring == P9C_MC_PPE_RING_ID )
                    {
                        o_chipUnitRelated = true;
                        o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_PPE_CHIPUNIT,
                                                    (l_chiplet_id - MC01_CHIPLET_ID) + PPE_IO_DMI0_CHIPUNIT_NUM));
                    }
                }

                //<<< END OF CUMULUS MC/MI/DMI===========================================================================
            }
            else
            {
                //==== AXONE MC/MI/OMIC/OMI  ============================================================================
                rc = p9_scominfo_xlate_mi(o_chipUnitRelated, o_chipUnitPairing, l_scom, PU_MCC_CHIPUNIT, 0x23, 0x33, i_mode);

                if (rc)
                {
                    return rc;
                }

                // Unused rings: 3,7,13-15   Used, 1*,2*,4*,5*,6*,8*,9*,10*,11*,12*
                //==== MC target ===============================================
                //Ring 1, 8 (All registers can include MC type as needed
                if (((l_chiplet_id == MC01_CHIPLET_ID) || (l_chiplet_id == MC23_CHIPLET_ID)))
                {
                    o_chipUnitRelated = true;
                    o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_MC_CHIPUNIT,
                                                l_chiplet_id - MC01_CHIPLET_ID));

                    //==== MCC/DMI target ==========================================
                    //  tc_unit_scom_cch_out(2) => tc_mc01_0_scom_cch_int Ring: 2
                    //CHANX.USTL.  Sat_id: 10 + port_id (8,9,10,11)
                    //CHANX.DSTL.  Sat_id: 01 + port_id (4,5,6,7)
                    if (l_ring == P9A_MC_CHAN_RING_ID && l_port == UNIT_PORT_ID)
                    {
                        if ((P9A_MC_DSTL_CHAN0_SAT_ID <= l_sat_id && l_sat_id <= P9A_MC_DSTL_CHAN3_SAT_ID) ||
                            (P9A_MC_USTL_CHAN0_SAT_ID <= l_sat_id && l_sat_id <= P9A_MC_USTL_CHAN3_SAT_ID))
                        {
                            o_chipUnitRelated = true;
                            o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_MCC_CHIPUNIT,
                                                        ((l_chiplet_id - MC01_CHIPLET_ID) * 4) + (l_sat_id % 4)));
                        }
                    }

                    // Ring 8, Sat 13,
                    // chan0: reg 0  -> 13
                    // chan1: reg 16 -> 29
                    // chan2: reg 32 -> 45
                    // chan3: reg 48 -> 61
                    if (l_ring == P9A_MC_MC01_RING_ID && l_sat_id == P9A_MC_CHAN_SAT_ID &&
                        l_port == UNIT_PORT_ID)
                    {
                        o_chipUnitRelated = true;
                        o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_MCC_CHIPUNIT, l_sat_offset / 16));
                    }


                    //==== OMIC target =============================================
                    //tc_unit_scom_cch_out(9)  => tc_omippe00_0_scom_cch_int
                    //tc_unit_scom_cch_out(10) => tc_omippe01_0_scom_cch_int
                    //tc_unit_scom_cch_out(11) => tc_omippe02_0_scom_cch_int
                    //Ring (9,10,11) (OMI0,1,2) PPE
                    //Ring (4,5,6)   (OMI0,1,2) BUSCTL Include indirect registers so
                    //               they can be accessed via OMIC and OMI
                    if (P9A_MC_OMIC0_RING_ID <= l_ring && l_ring <= P9A_MC_OMIC2_RING_ID  && l_port == UNIT_PORT_ID)
                    {
                        o_chipUnitRelated = true;
                        o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_OMIC_CHIPUNIT,
                                                    ((l_chiplet_id - MC01_CHIPLET_ID) * 3) +
                                                    (l_ring - P9A_MC_OMIC0_RING_ID)));

                        // IO Ind regsiters  (Ring 4,5,6) reg == 63
                        // 0701103F MCP_OMI0. Lanes 0-7    omi0
                        // 0701103F MCP_OMI0. Lanes 8-15   omi1
                        // 0701103F MCP_OMI0. Lanes 16-23  omi2
                        // 0701143F MCP_OMI1. Lanes 0-7    omi3
                        // 0701143F MCP_OMI1. Lanes 8-15   omi4
                        // 0701143F MCP_OMI1. Lanes 16-23  omi5
                        // 0701183F MCP_OMI2. Lanes 0-7    omi6
                        // 0701183F MCP_OMI2. Lanes 8-15   omi7
                        if (l_sat_id == P9A_MC_IND_SAT_ID && l_sat_offset == P9A_MC_IND_REG)
                        {
                            uint32_t l_ind_reg = l_scom.get_ind_addr();

                            //Bit 0 of the ind register address == 0 indicates if it is per-lane
                            if ((l_ind_reg & 0x100) == 0x000)
                            {
                                uint32_t l_ind_lane = l_scom.get_lane_id();
                                o_chipUnitRelated = true;
                                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_OMI_CHIPUNIT,
                                                            P9_SCOMINFO_OMI_SWIZZLE[((l_chiplet_id - MC01_CHIPLET_ID) * 8) +
                                                                    ((l_ring - P9A_MC_OMIC0_RING_ID) * 3) +
                                                                    ((l_ind_lane / 8))]));
                            }
                        }
                    }

                    if (P9A_MC_OMIC0_PPE_RING_ID <= l_ring && l_ring <= P9A_MC_OMIC2_PPE_RING_ID  && l_port == UNIT_PORT_ID)
                    {
                        o_chipUnitRelated = true;
                        o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_OMIC_CHIPUNIT,
                                                    ((l_chiplet_id - MC01_CHIPLET_ID) * 3) +
                                                    (l_ring - P9A_MC_OMIC0_PPE_RING_ID)));
                    }

                    //==== OMI target ==============================================
                    // DL Registers
                    // reg0 dl0 -> omi0  ring: 12  sat_id: 13  regs 16..31
                    // reg0 dl1 -> omi1  ring: 12  sat_id: 13  regs 32..47
                    // reg0 dl2 -> omi2  ring: 12  sat_id: 13  regs 48..63
                    // reg1 dl0 -> omi3  ring: 12  sat_id: 14  regs 16..31
                    // reg1 dl1 -> omi4  ring: 12  sat_id: 14  regs 32..47
                    // reg1 dl2 -> omi5  ring: 12  sat_id: 14  regs 48..63
                    // reg2 dl0 -> omi6  ring: 12  sat_id: 15  regs 16..31
                    // reg2 dl1 -> omi7  ring: 12  sat_id: 15  regs 32..47
                    if (l_ring == P9A_MC_OMI_DL_RING_ID && l_port == UNIT_PORT_ID)
                    {
                        if (P9A_MC_DL_REG0_SAT_ID <= l_sat_id && l_sat_id <= P9A_MC_DL_REG2_SAT_ID)
                        {
                            if (P9A_MC_DL_OMI0_FRST_REG <= l_sat_offset)
                            {
                                o_chipUnitRelated = true;
                                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_OMI_CHIPUNIT,
                                                            P9_SCOMINFO_OMI_SWIZZLE[((l_chiplet_id - MC01_CHIPLET_ID) * 8) +
                                                                    ((l_sat_id - P9A_MC_DL_REG0_SAT_ID) * 3) +
                                                                    ((l_sat_offset / 16) - 1)]));
                            }
                        }
                    }
                }
            }

            // PU_NV_CHIPUNIT
            if (i_mode == P9N_DD1_SI_MODE)
            {
                // See npu_misc_regs.vhdl, line 2710,
                // sc_addr(0 to 6) represents sat_id(0..3) and sat_offset(0..2)
                // only stkX, ntlX registers are translated to NX target type
                // nv: 0..5
                if ((l_chiplet_id == N3_CHIPLET_ID) &&
                    (l_port == UNIT_PORT_ID) &&
                    (((l_ring == N3_NPU_0_RING_ID) && ((l_sat_id % 4) == 3) && l_sat_id <= 11)))
                {
                    o_chipUnitRelated = true;
                    o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_NV_CHIPUNIT,
                                                (2 * (l_sat_id / 4)) +
                                                (l_sat_offset / 32)));
                }
            }
            else if (i_mode != P9A_DD1_SI_MODE && i_mode != P9A_DD2_SI_MODE)
            {
                //DD2 NV link (and Cumulus until we know better)
                // See npu_misc_regs.vhdl
                // sc_addr(0 to 7)  bits 1 to 4 are the sat_id bit 0 is the lsb of the ring
                //  rings 4 and 5 are used.
                //                       rrrrrrSTIDxxx---
                //                       000100
                //       x"4900" & "00" when "00100010", -- stk0, ntl0, 00-07, hyp-only
                //       x"4900" & "01" when "00100011", -- stk0, ntl0, 08-15, hyp-only
                //       x"4900" & "10" when "00100100", -- stk0, ntl0, 16-23, hyp-only
                //       x"0900" & "11" when "00100101", -- stk0, ntl0, 24-31, user-acc
                //       x"4b00" & "00" when "00100110", -- stk0, ntl1, 00-07, hyp-only
                //       x"4b00" & "01" when "00100111", -- stk0, ntl1, 08-15, hyp-only
                //       x"4b00" & "10" when "00101000", -- stk0, ntl1, 16-23, hyp-only --          addresses 0x140-147
                //       x"0b00" & "11" when "00101001", -- stk0, ntl1, 24-31, user-acc
                //                             STID
                //       x"5900" & "00" when "01100010", -- stk1, ntl0, 00-07, hyp-only
                //       x"5900" & "01" when "01100011", -- stk1, ntl0, 08-15, hyp-only
                //       x"5900" & "10" when "01100100", -- stk1, ntl0, 16-23, hyp-only
                //       x"1900" & "11" when "01100101", -- stk1, ntl0, 24-31, user-acc
                //       x"5b00" & "00" when "01100110", -- stk1, ntl1, 00-07, hyp-only
                //       x"5b00" & "01" when "01100111", -- stk1, ntl1, 08-15, hyp-only
                //       x"5b00" & "10" when "01101000", -- stk1, ntl1, 16-23, hyp-only --          addresses 0x340-347
                //       x"1b00" & "11" when "01101001", -- stk1, ntl1, 24-31, user-acc
                //                             STID
                //       x"6900" & "00" when "10100010", -- stk2, ntl0, 00-07, hyp-only
                //       x"6900" & "01" when "10100011", -- stk2, ntl0, 08-15, hyp-only
                //       x"6900" & "10" when "10100100", -- stk2, ntl0, 16-23, hyp-only
                //       x"2900" & "11" when "10100101", -- stk2, ntl0, 24-31, user-acc
                //       x"6b00" & "00" when "10100110", -- stk2, ntl1, 00-07, hyp-only
                //       x"6b00" & "01" when "10100111", -- stk2, ntl1, 08-15, hyp-only
                //       x"6b00" & "10" when "10101000", -- stk2, ntl1, 16-23, hyp-only --          addresses 0x540-54f
                //       x"2b00" & "11" when "10101001", -- stk2, ntl1, 24-31, user-acc
                if ((l_chiplet_id == N3_CHIPLET_ID) &&
                    (l_port == UNIT_PORT_ID))
                {

                    //We have to do ugly bit manipulation here anyway.  It is clearer
                    //just to do it with the raw scom address.
                    //Combine the ring(6) sat_id(4) and high order 3 bits of sat_offset
                    //to compare with vhdl values for NV registers
                    uint64_t npuaddr = (i_scomAddr & 0xFFF8ULL) >> 3;

                    if (0x0222ULL <= npuaddr && npuaddr <= 0x0225ULL)
                    {
                        o_chipUnitRelated = true;
                        o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_NV_CHIPUNIT, 0));
                    }

                    if (0x0226ULL <= npuaddr && npuaddr <= 0x0229ULL)
                    {
                        o_chipUnitRelated = true;
                        o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_NV_CHIPUNIT, 1));
                    }

                    if (0x0262ULL <= npuaddr && npuaddr <= 0x0265ULL)
                    {
                        o_chipUnitRelated = true;
                        o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_NV_CHIPUNIT, 2));
                    }

                    if (0x0266ULL <= npuaddr && npuaddr <= 0x0269ULL)
                    {
                        o_chipUnitRelated = true;
                        o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_NV_CHIPUNIT, 3));
                    }

                    if (0x02A2ULL <= npuaddr && npuaddr <= 0x02A5ULL)
                    {
                        o_chipUnitRelated = true;
                        o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_NV_CHIPUNIT, 4));
                    }

                    if (0x02A6ULL <= npuaddr && npuaddr <= 0x02A9ULL)
                    {
                        o_chipUnitRelated = true;
                        o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_NV_CHIPUNIT, 5));
                    }
                }

            }

            // PU_PEC_CHIPUNIT (nest)
            // pec: 0..2
            if ((l_chiplet_id == N2_CHIPLET_ID) &&
                (l_port == UNIT_PORT_ID) &&
                ((l_ring >= N2_PCIS0_0_RING_ID) && (l_ring <= N2_PCIS2_0_RING_ID)) &&
                (l_sat_id == PEC_SAT_ID))
            {
                o_chipUnitRelated = true;
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_PEC_CHIPUNIT,
                                            (l_ring - N2_PCIS0_0_RING_ID)));
            }

            // PU_PEC_CHIPUNIT (iopci/pci)
            // source: iop_scom_cntl_rlm_mac.vhdl
            // pec: 0..2
            if (((l_chiplet_id >= PCI0_CHIPLET_ID) && (l_chiplet_id <= PCI2_CHIPLET_ID)) &&
                ((l_port != UNIT_PORT_ID) ||
                 ((l_port == UNIT_PORT_ID) &&
                  ((l_ring == PCI_IOPCI_0_RING_ID) || (l_ring == PCI_PE_0_RING_ID) ||
                   (l_ring == PCI_PERV_RING_ID)) &&
                  (l_sat_id == PEC_SAT_ID))))
            {
                if ((l_chiplet_id >= PCI0_CHIPLET_ID) && (l_chiplet_id <= PCI2_CHIPLET_ID))
                {
                    o_chipUnitRelated = true;
                    o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_PEC_CHIPUNIT,
                                                (l_chiplet_id - PCI0_CHIPLET_ID)));
                }
            }

            // PU_PHB_CHIPUNIT (nest)
            // phb: 0..5
            if ((l_chiplet_id == N2_CHIPLET_ID) &&
                (l_port == UNIT_PORT_ID) &&
                ((l_ring >= N2_PCIS0_0_RING_ID) && (l_ring <= N2_PCIS2_0_RING_ID)) &&
                (((l_ring - l_sat_id) >= 2) && ((l_ring - l_sat_id) < l_ring)))
            {
                o_chipUnitRelated = true;
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_PHB_CHIPUNIT,
                                            ((l_ring - N2_PCIS0_0_RING_ID) ?
                                             (((l_ring - N2_PCIS0_0_RING_ID) * 2) - 1) :
                                             (0)) +
                                            (l_sat_id - 1)));
            }

            // PU_PHB_CHIPUNIT (pci)
            // phb: 0..5
            if (((l_chiplet_id >= PCI0_CHIPLET_ID) && (l_chiplet_id <= PCI2_CHIPLET_ID)) &&
                (l_port == UNIT_PORT_ID) &&
                (l_ring == PCI_PE_0_RING_ID) &&
                (((l_sat_id >= 1) && (l_sat_id <= (l_chiplet_id - PCI0_CHIPLET_ID + 1))) || // aib_stack
                 ((l_sat_id >= 4) && (l_sat_id <= (l_chiplet_id - PCI0_CHIPLET_ID + 4)))))  // pbcq_etu
            {
                o_chipUnitRelated = true;
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_PHB_CHIPUNIT,
                                            ((l_chiplet_id - PCI0_CHIPLET_ID) ?
                                             (((l_chiplet_id - PCI0_CHIPLET_ID) * 2) - 1) :
                                             (0)) +
                                            l_sat_id -
                                            ((l_sat_id >= 4) ? (4) : (1))));
            }

            // PU_OBUS_CHIPUNIT
            // obus: 0..3
            if (((l_chiplet_id >= OB0_CHIPLET_ID) && (l_chiplet_id <= OB3_CHIPLET_ID)))
            {
                o_chipUnitRelated = true;
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_OBUS_CHIPUNIT,
                                            (l_chiplet_id - OB0_CHIPLET_ID)));
            }

            // PU_XBUS_CHIPUNIT
            // xbus: 0..2
            if ((l_chiplet_id == XB_CHIPLET_ID) &&
                (l_port == UNIT_PORT_ID) &&
                (((l_ring >= XB_IOX_0_RING_ID) && (l_ring <= XB_IOX_2_RING_ID) && (l_sat_id == XB_IOF_SAT_ID)) ||
                 ((l_ring >= XB_PBIOX_0_RING_ID) && (l_ring <= XB_PBIOX_2_RING_ID) && (l_sat_id == XB_PB_SAT_ID))))
            {
                o_chipUnitRelated = true;
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_XBUS_CHIPUNIT,
                                            l_ring % 3));
            }

            // -----------------------------------------------------------------------------
            // Common 'ppe' registers associated with each pervasive chiplet type
            // Permit addressing by PPE target type (for all ppe chiplet instances)
            // -----------------------------------------------------------------------------

            // SBE PM registers
            //    Port ID = 14
            if ( (l_port == SBE_PORT_ID) &&
                 (l_chiplet_id == PIB_CHIPLET_ID) &&
                 (l_ring == PPE_SBE_RING_ID) &&
                 (l_sat_id == PPE_SBE_SAT_ID) )
            {
                o_chipUnitRelated = true;
                // PU_SBE_CHIPUNIT
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_SBE_CHIPUNIT,
                                            l_chiplet_id));
                // PU_PPE_CHIPUNIT
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_PPE_CHIPUNIT,
                                            l_chiplet_id));
            }

            // GPE registers
            //    Port ID = 1
            if ( (l_port == GPE_PORT_ID) &&
                 (l_chiplet_id == PIB_CHIPLET_ID) &&
                 ( (l_ring == PPE_GPE0_RING_ID) ||
                   (l_ring == PPE_GPE1_RING_ID) ||
                   (l_ring == PPE_GPE2_RING_ID) ||
                   (l_ring == PPE_GPE3_RING_ID) ) &&
                 (l_sat_id == PPE_GPE_SAT_ID) )
            {
                o_chipUnitRelated = true;
                // PU_PPE_CHIPUNIT
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(
                                                PU_PPE_CHIPUNIT,
                                                PPE_GPE0_CHIPUNIT_NUM + (l_ring / 8)));
            }

            // CME registers which can be addressed by PPE target type
            //    Port ID = 1
            //    0x10 <= Chiplet ID <= 0x15
            //    Ring_ID = 0x8 or Ring_ID = 0x9
            //    SAT_ID = 0
            if ( (l_port == UNIT_PORT_ID) &&
                 ((l_chiplet_id >= EP00_CHIPLET_ID) && (l_chiplet_id <= EP05_CHIPLET_ID)) &&
                 ( (l_ring == EQ_CME_0_RING_ID) || (l_ring == EQ_CME_1_RING_ID) ) &&
                 (l_sat_id == PPE_CME_SAT_ID) )
            {
                o_chipUnitRelated = true;
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_PPE_CHIPUNIT,
                                            (l_chiplet_id - EP00_CHIPLET_ID) +
                                            PPE_EQ0_CME0_CHIPUNIT_NUM +
                                            ((l_ring % 8) * 10)));
            }

            // PB registers which can be addressed by PPE target type
            //    Port ID = 1
            //    Chiplet ID = 0x05
            //    Ring_ID = 0x9
            //    SAT_ID = 0
            if ( (l_port == UNIT_PORT_ID) &&
                 (l_chiplet_id == N3_CHIPLET_ID) &&
                 (l_ring == N3_PB_3_RING_ID) &&
                 (l_sat_id == PPE_PB_SAT_ID) )
            {
                o_chipUnitRelated = true;
                // TODO: Need to update for PB1/PB2 of Cummulus whenever address
                //       values are available.
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_PPE_CHIPUNIT,
                                            PPE_PB0_CHIPUNIT_NUM));
            }

            // XBUS registers which can be addressed by PPE target type (IOPPE)
            //    Port ID = 1
            //    Chiplet ID = 0x06
            //    Ring_ID = 0x2
            //    SAT_ID = 1
            if ( (l_port == UNIT_PORT_ID) &&
                 (l_chiplet_id == XB_CHIPLET_ID) &&
                 (l_ring == XB_IOPPE_0_RING_ID) &&
                 (l_sat_id == XB_PPE_SAT_ID) )
            {
                o_chipUnitRelated = true;
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_PPE_CHIPUNIT,
                                            PPE_IO_XBUS_CHIPUNIT_NUM));
            }

            // OBUS registers which can be addressed by PPE target type (IOPPE)
            //    Port ID = 1
            //    Chiplet ID = 0x09, 0x0A, 0x0B, or 0x0C
            //    Ring_ID = 0x4
            //    SAT_ID = 1
            if ( (l_port == UNIT_PORT_ID) &&
                 ((l_chiplet_id >= OB0_CHIPLET_ID) && (l_chiplet_id <= OB3_CHIPLET_ID)) &&
                 (l_ring == OB_PPE_RING_ID) &&
                 (l_sat_id == OB_PPE_SAT_ID) )
            {
                o_chipUnitRelated = true;
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_PPE_CHIPUNIT,
                                            (l_chiplet_id - OB0_CHIPLET_ID) + PPE_IO_OB0_CHIPUNIT_NUM));
            }

            // PU_NPU_CHIPUNIT
            // npu: 0..1
            if ( (l_port == UNIT_PORT_ID) &&
                 (l_chiplet_id == N3_CHIPLET_ID) &&
                 (N3_NPU_0_RING_ID <= l_ring && l_ring <= N3_NPU_1_RING_ID) )
            {
                o_chipUnitRelated = true;
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_NPU_CHIPUNIT,
                                            (l_ring - N3_NPU_0_RING_ID)));
            }

            if ( (l_port == UNIT_PORT_ID) &&
                 (l_chiplet_id == N3_CHIPLET_ID) &&
                 (l_ring == P9A_NPU_0_FIR_RING_ID) )
            {
                o_chipUnitRelated = true;
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_NPU_CHIPUNIT,
                                            (l_sat_id / 3)));
            }

            // PU_NPU_CHIPUNIT
            // npu: 2
            if ( (l_port == UNIT_PORT_ID) &&
                 (l_chiplet_id == N1_CHIPLET_ID) &&
                 (l_ring == P9A_NPU_2_RING_ID || l_ring == P9A_NPU_2_FIR_RING_ID) )
            {
                o_chipUnitRelated = true;
                o_chipUnitPairing.push_back(p9_chipUnitPairing_t(PU_NPU_CHIPUNIT, 2));
            }

        }

        return (!l_scom.is_valid());
    }

    uint32_t p9_scominfo_fixChipUnitScomAddrOrTarget(const p9ChipUnits_t i_p9CU, const uint32_t i_targetChipUnitNum,
            const uint64_t i_scomaddr, uint64_t& o_modifiedScomAddr, p9ChipUnits_t& o_p9CU,
            uint32_t& o_modifiedChipUnitNum, const uint32_t i_mode)
    {
        uint32_t rc = 0;

        o_modifiedScomAddr = i_scomaddr;
        o_p9CU = i_p9CU;
        o_modifiedChipUnitNum = i_targetChipUnitNum;

        return rc;
    }


} // extern "C"

#undef P9_SCOMINFO_C