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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/include/usr/initservice/mboxRegs.H $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2015,2017 */
/* [+] 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 */
#ifndef MBOXREGS_H_
#define MBOXREGS_H_
namespace INITSERVICE
{
namespace SPLESS
{
const uint32_t MBOX_SCRATCH_REG1 = 0x00050038; //CFAM 2838
const uint32_t MBOX_SCRATCH_REG2 = 0x00050039; //CFAM 2839
const uint32_t MBOX_SCRATCH_REG3 = 0x0005003a; //CFAM 283A
const uint32_t MBOX_SCRATCH_REG4 = 0x0005003b; //CFAM 283B
const uint32_t MBOX_SCRATCH_REG5 = 0x0005003c; //CFAM 283C
const uint32_t MBOX_SCRATCH_REG6 = 0x0005003d; //CFAM 283D
const uint32_t MBOX_SCRATCH_REG7 = 0x0005003e; //CFAM 283E
const uint32_t MBOX_SCRATCH_REG8 = 0x0005003f; //CFAM 283F
enum
{
SCRATCH_1 = 0x0, //Location in array is reg num -1
SCRATCH_2 = 0x1,
SCRATCH_3 = 0x2,
SCRATCH_4 = 0x3,
SCRATCH_5 = 0x4,
SCRATCH_6 = 0x5,
SCRATCH_7 = 0x6,
SCRATCH_8 = 0x7,
};
// Mailbox Scratch Register 1
union MboxScratch1_t
{
uint32_t data32;
struct
{
// bit=1 means part is NOT functional
uint32_t eqGard :8; //0:7
uint32_t ecGard :24; //8:31
} PACKED;
// NOTE: Used for debug tool communication during Hostboot IPL
};
// Mailbox Scratch Register 2
union MboxScratch2_t
{
uint32_t data32;
struct
{
uint32_t i2cRefClockDiv :16; //00:15
uint32_t ndlMeshCtl :4; //16:19
uint32_t reserved :12; //20:31
} PACKED;
// NOTE: Used for debug tool communication during Hostboot IPL
};
// Mailbox Scratch Register 3
union MboxScratch3_t
{
uint32_t data32;
struct
{
uint32_t istepMode :1; //0
uint32_t goToRuntime :1; //1
uint32_t isMpipl :1; //2
uint32_t fspAttached :1; //3
uint32_t reserved1 :1; //4
uint32_t sbeInternalFFDC :1; //5
uint32_t overrideSecurity :1; //6
uint32_t allowAttrOverrides :1; //7
uint32_t reserved2 :24; //8:31
} PACKED;
// NOTE: Used for debug tool communication during Hostboot IPL
};
// Mailbox Scratch Register 4
union MboxScratch4_t
{
uint32_t data32;
struct
{
uint32_t bootFreqMult :16; //0:15
uint32_t cpFilterBypass :1; //16
uint32_t ssFilterBypass :1; //17
uint32_t ioFilterBypass :1; //18
uint32_t dpllBypass :1; //19
uint32_t nestMemXoPcieBypass :1; //20
uint32_t obusHalfSpeed :1; //21
uint32_t reserved :2; //22:23
uint32_t nestPllBucket :8; //24:31
} PACKED;
// NOTE: Used for debug tooling (SPLessCmd) during Hostboot IPL
// NOTE: Used for sbe comm during runtime
};
// Mailbox Scratch Register 5 - SBE Usage
union MboxScratch5_t
{
uint32_t data32;
struct
{
uint32_t cacheContained :1; //0
uint32_t initAllCores :1; //1
uint32_t riskLevel :1; //2
uint32_t noBLVectors :1; //3
uint32_t mcSyncMode :1; //4
uint32_t slowPci :1; //5
uint32_t reserved :6; //6:11
uint32_t clockPllMux :20; //12:31
} PACKED;
};
// Mailbox Scratch Register 5 - HB Usage
union MboxScratch5_HB_t
{
uint32_t data32;
struct
{
uint32_t magic :8; //0:7
uint32_t stepStart :1; //8
uint32_t stepFinish :1; //9
uint32_t reserved :2; //10:11
uint32_t internalStep :4; //12:15
uint32_t majorStep :8; //16:23
uint32_t minorStep :8; //24:31
} PACKED;
};
const uint8_t ISTEP_PROGRESS_MAGIC = 0xAA;
// Mailbox Scratch Register 6
union MboxScratch6_t
{
uint32_t data32;
struct
{
uint32_t reserved1 :23; //0:22
uint32_t groupPumpMode :1; //23
uint32_t isSlave :1; //24
uint32_t reserved2 :1; //25
uint32_t groupId :3; //26:28
uint32_t chipId :3; //29:31
} PACKED;
};
// Mailbox Scratch Register 7
union MboxScratch7_t
{
uint32_t data32;
struct
{
uint32_t drtmPayloadAddrMb :32; //0
} PACKED;
};
// Mailbox Scratch Register 8
union MboxScratch8_t
{
uint32_t data32;
struct
{
uint32_t validFwFunctionalEqEc :1; //0
uint32_t validSbeI2cBusSpeed :1; //1
uint32_t validFwMode :1; //2
uint32_t validBootFreq :1; //3
uint32_t validHwpControlFlags :1; //4
uint32_t validMasterSlaveChipNode :1; //5
uint32_t validDrtmPayloadAddr :1; //6
uint32_t validBytes :1; //7
uint32_t reserved :24; //8:31
} PACKED;
};
};
};
#endif
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