gem5/system/alpha/h/dc21164FromGasSources.h

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/*
Copyright 1993 Hewlett-Packard Development Company, L.P.
Permission is hereby granted, free of charge, to any person obtaining a copy of
this software and associated documentation files (the "Software"), to deal in
the Software without restriction, including without limitation the rights to
use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
of the Software, and to permit persons to whom the Software is furnished to do
so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
2003-11-14 16:52:42 +01:00
#ifndef DC21164FROMGASSOURCES_INCLUDED
#define DC21164FROMGASSOURCES_INCLUDED 1
/*
**
** FACILITY:
**
** DECchip 21164 PALcode
**
** MODULE:
**
** dc21164.h
**
** MODULE DESCRIPTION:
**
** DECchip 21164 specific definitions
**
** AUTHOR: ER
**
** CREATION DATE: 24-Nov-1993
**
** $Id: dc21164FromGasSources.h,v 1.1.1.1 1997/10/30 23:27:19 verghese Exp $
**
** MODIFICATION HISTORY:
**
** $Log: dc21164FromGasSources.h,v $
** Revision 1.1.1.1 1997/10/30 23:27:19 verghese
** current 10/29/97
**
** Revision 1.1 1995/11/18 01:45:46 boyle
** Initial revision
**
** Revision 1.15 1995/04/21 02:06:30 fdh
** Replaced C++ style comments with Standard C style comments.
**
** Revision 1.14 1995/03/20 14:55:23 samberg
** Add flushIc to make Roger Cruz's life easier.
**
** Revision 1.13 1994/12/14 15:52:48 samberg
** Add slXmit and slRcv bit definitions
**
** Revision 1.12 1994/09/07 15:43:49 samberg
** Changes for Makefile.vpp, take out OSF definition
**
** Revision 1.11 1994/07/26 17:38:35 samberg
** Changes for SD164.
**
** Revision 1.10 1994/07/08 17:02:12 samberg
** Changes to support platform specific additions
**
** Revision 1.8 1994/05/31 15:49:21 ericr
** Moved ptKdebug from pt10 to pt13; pt10 is used in MCHK flows
**
** Revision 1.7 1994/05/26 19:29:51 ericr
** Added BC_CONFIG definitions
**
** Revision 1.6 1994/05/25 14:27:25 ericr
** Added physical bit to ldq_lp and stq_cp macros
**
** Revision 1.5 1994/05/20 18:07:50 ericr
** Changed line comments to C++ style comment character
**
** Revision 1.4 1994/01/17 21:46:54 ericr
** Added floating point register definitions
**
** Revision 1.3 1994/01/03 19:31:49 ericr
** Added cache parity error status register definitions
**
** Revision 1.2 1993/12/22 20:42:35 eric
** Added ptTrap, ptMisc and flag definitions
** Added PAL shadow regsiter definitions
**
** Revision 1.1 1993/12/16 21:55:05 eric
** Initial revision
**
**
**--
*/
/*
**
** INTERNAL PROCESSOR REGISTER DEFINITIONS
**
** The internal processor register definitions below are annotated
** with one of the following symbols:
**
** RW - The register may be read and written
** RO - The register may only be read
** WO - The register may only be written
**
** For RO and WO registers, all bits and fields within the register are
** also read-only or write-only. For RW registers, each bit or field
** within the register is annotated with one of the following:
**
** RW - The bit/field may be read and written
** RO - The bit/field may be read; writes are ignored
** WO - The bit/field may be written; reads return UNPREDICTABLE
** WZ - The bit/field may be written; reads return a zero value
** W0C - The bit/field may be read; write-zero-to-clear
** W1C - The bit/field may be read; write-one-to-clear
** WA - The bit/field may be read; write-anything-to-clear
** RC - The bit/field may be read, causing state to clear;
** writes are ignored
**
*/
/*
**
** Ibox IPR Definitions:
**
*/
// replaced by ev5_defs.h #define isr 0x100 /* RO - Interrupt Summary */
#define itbTag 0x101 /* WO - ITB Tag */
#define itbPte 0x102 /* RW - ITB Page Table Entry */
#define itbAsn 0x103 /* RW - ITB Address Space Number */
#define itbPteTemp 0x104 /* RO - ITB Page Table Entry Temporary */
#define itbIa 0x105 /* WO - ITB Invalidate All */
#define itbIap 0x106 /* WO - ITB Invalidate All Process */
#define itbIs 0x107 /* WO - ITB Invalidate Single */
// replaced by ev5_defs.h #define sirr 0x108 /* RW - Software Interrupt Request */
// replaced by ev5_defs.h #define astrr 0x109 /* RW - Async. System Trap Request */
// replaced by ev5_defs.h #define aster 0x10A /* RW - Async. System Trap Enable */
#define excAddr 0x10B /* RW - Exception Address */
#define excSum 0x10C /* RW - Exception Summary */
#define excMask 0x10D /* RO - Exception Mask */
#define palBase 0x10E /* RW - PAL Base */
#define ips 0x10F /* RW - Processor Status */
// replaced by ev5_defs.h #define ipl 0x110 /* RW - Interrupt Priority Level */
#define intId 0x111 /* RO - Interrupt ID */
#define iFaultVaForm 0x112 /* RO - Formatted Faulting VA */
#define iVptBr 0x113 /* RW - I-Stream Virtual Page Table Base */
#define hwIntClr 0x115 /* WO - Hardware Interrupt Clear */
#define slXmit 0x116 /* WO - Serial Line Transmit */
#define slRcv 0x117 /* RO - Serial Line Receive */
// replaced by ev5_defs.h #define icsr 0x118 /* RW - Ibox Control/Status */
#define icFlush 0x119 /* WO - I-Cache Flush Control */
#define flushIc 0x119 /* WO - I-Cache Flush Control (DC21064 Symbol) */
#define icPerr 0x11A /* RW - I-Cache Parity Error Status */
#define PmCtr 0x11C /* RW - Performance Counter */
/*
**
** Ibox Control/Status Register (ICSR) Bit Summary
**
** Extent Size Name Type Function
** ------ ---- ---- ---- ------------------------------------
** <39> 1 TST RW,0 Assert Test Status
** <38> 1 ISTA RO I-Cache BIST Status
** <37> 1 DBS RW,1 Debug Port Select
** <36> 1 FBD RW,0 Force Bad I-Cache Data Parity
** <35> 1 FBT RW,0 Force Bad I-Cache Tag Parity
** <34> 1 FMS RW,0 Force I-Cache Miss
** <33> 1 SLE RW,0 Enable Serial Line Interrupts
** <32> 1 CRDE RW,0 Enable Correctable Error Interrupts
** <30> 1 SDE RW,0 Enable PAL Shadow Registers
** <29:28> 2 SPE RW,0 Enable I-Stream Super Page Mode
** <27> 1 HWE RW,0 Enable PALRES Instrs in Kernel Mode
** <26> 1 FPE RW,0 Enable Floating Point Instructions
** <25> 1 TMD RW,0 Disable Ibox Timeout Counter
** <24> 1 TMM RW,0 Timeout Counter Mode
**
*/
#define ICSR_V_TST 39
#define ICSR_M_TST (1<<ICSR_V_TST)
#define ICSR_V_ISTA 38
#define ICSR_M_ISTA (1<<ICSR_V_ISTA)
#define ICSR_V_DBS 37
#define ICSR_M_DBS (1<<ICSR_V_DBS)
#define ICSR_V_FBD 36
#define ICSR_M_FBD (1<<ICSR_V_FBD)
#define ICSR_V_FBT 35
#define ICSR_M_FBT (1<<ICSR_V_FBT)
#define ICSR_V_FMS 34
#define ICSR_M_FMS (1<<ICSR_V_FMS)
#define ICSR_V_SLE 33
#define ICSR_M_SLE (1<<ICSR_V_SLE)
#define ICSR_V_CRDE 32
#define ICSR_M_CRDE (1<<ICSR_V_CRDE)
#define ICSR_V_SDE 30
#define ICSR_M_SDE (1<<ICSR_V_SDE)
#define ICSR_V_SPE 28
#define ICSR_M_SPE (3<<ICSR_V_SPE)
#define ICSR_V_HWE 27
#define ICSR_M_HWE (1<<ICSR_V_HWE)
#define ICSR_V_FPE 26
#define ICSR_M_FPE (1<<ICSR_V_FPE)
#define ICSR_V_TMD 25
#define ICSR_M_TMD (1<<ICSR_V_TMD)
#define ICSR_V_TMM 24
#define ICSR_M_TMM (1<<ICSR_V_TMM)
/*
**
** Serial Line Tranmit Register (SL_XMIT)
**
** Extent Size Name Type Function
** ------ ---- ---- ---- ------------------------------------
** <7> 1 TMT WO,1 Serial line transmit data
**
*/
#define SLXMIT_V_TMT 7
#define SLXMIT_M_TMT (1<<SLXMIT_V_TMT)
/*
**
** Serial Line Receive Register (SL_RCV)
**
** Extent Size Name Type Function
** ------ ---- ---- ---- ------------------------------------
** <6> 1 RCV RO Serial line receive data
**
*/
#define SLRCV_V_RCV 6
#define SLRCV_M_RCV (1<<SLRCV_V_RCV)
/*
**
** Icache Parity Error Status Register (ICPERR) Bit Summary
**
** Extent Size Name Type Function
** ------ ---- ---- ---- ------------------------------------
** <13> 1 TMR W1C Timeout reset error
** <12> 1 TPE W1C Tag parity error
** <11> 1 DPE W1C Data parity error
**
*/
#define ICPERR_V_TMR 13
#define ICPERR_M_TMR (1<<ICPERR_V_TMR)
#define ICPERR_V_TPE 12
#define ICPERR_M_TPE (1<<ICPERR_V_TPE)
#define ICPERR_V_DPE 11
#define ICPERR_M_DPE (1<<ICPERR_V_DPE)
#define ICPERR_M_ALL (ICPERR_M_TMR | ICPERR_M_TPE | ICPERR_M_DPE)
/*
**
** Exception Summary Register (EXC_SUM) Bit Summary
**
** Extent Size Name Type Function
** ------ ---- ---- ---- ------------------------------------
** <16> 1 IOV WA Integer overflow
** <15> 1 INE WA Inexact result
** <14> 1 UNF WA Underflow
** <13> 1 FOV WA Overflow
** <12> 1 DZE WA Division by zero
** <11> 1 INV WA Invalid operation
** <10> 1 SWC WA Software completion
**
*/
#define EXC_V_IOV 16
#define EXC_M_IOV (1<<EXC_V_IOV)
#define EXC_V_INE 15
#define EXC_M_INE (1<<EXC_V_INE)
#define EXC_V_UNF 14
#define EXC_M_UNF (1<<EXC_V_UNF)
#define EXC_V_FOV 13
#define EXC_M_FOV (1<<EXC_V_FOV)
#define EXC_V_DZE 12
#define EXC_M_DZE (1<<EXC_V_DZE)
#define EXC_V_INV 11
#define EXC_M_INV (1<<EXC_V_INV)
#define EXC_V_SWC 10
#define EXC_M_SWC (1<<EXC_V_SWC)
/*
**
** Hardware Interrupt Clear Register (HWINT_CLR) Bit Summary
**
** Extent Size Name Type Function
** ------ ---- ---- ---- ---------------------------------
** <33> 1 SLC W1C Clear Serial Line interrupt
** <32> 1 CRDC W1C Clear Correctable Read Data interrupt
** <29> 1 PC2C W1C Clear Performance Counter 2 interrupt
** <28> 1 PC1C W1C Clear Performance Counter 1 interrupt
** <27> 1 PC0C W1C Clear Performance Counter 0 interrupt
**
*/
#define HWINT_V_SLC 33
#define HWINT_M_SLC (1<<HWINT_V_SLC)
#define HWINT_V_CRDC 32
#define HWINT_M_CRDC (1<<HWINT_V_CRDC)
#define HWINT_V_PC2C 29
#define HWINT_M_PC2C (1<<HWINT_V_PC2C)
#define HWINT_V_PC1C 28
#define HWINT_M_PC1C (1<<HWINT_V_PC1C)
#define HWINT_V_PC0C 27
#define HWINT_M_PC0C (1<<HWINT_V_PC0C)
/*
**
** Interrupt Summary Register (ISR) Bit Summary
**
** Extent Size Name Type Function
** ------ ---- ---- ---- ---------------------------------
** <34> 1 HLT RO External Halt interrupt
** <33> 1 SLI RO Serial Line interrupt
** <32> 1 CRD RO Correctable ECC errors
** <31> 1 MCK RO System Machine Check
** <30> 1 PFL RO Power Fail
** <29> 1 PC2 RO Performance Counter 2 interrupt
** <28> 1 PC1 RO Performance Counter 1 interrupt
** <27> 1 PC0 RO Performance Counter 0 interrupt
** <23> 1 I23 RO External Hardware interrupt
** <22> 1 I22 RO External Hardware interrupt
** <21> 1 I21 RO External Hardware interrupt
** <20> 1 I20 RO External Hardware interrupt
** <19> 1 ATR RO Async. System Trap request
** <18:4> 15 SIRR RO,0 Software Interrupt request
** <3:0> 4 ASTRR RO Async. System Trap request (USEK)
**
**/
#define ISR_V_HLT 34
#define ISR_M_HLT (1<<ISR_V_HLT)
#define ISR_V_SLI 33
#define ISR_M_SLI (1<<ISR_V_SLI)
#define ISR_V_CRD 32
#define ISR_M_CRD (1<<ISR_V_CRD)
#define ISR_V_MCK 31
#define ISR_M_MCK (1<<ISR_V_MCK)
#define ISR_V_PFL 30
#define ISR_M_PFL (1<<ISR_V_PFL)
#define ISR_V_PC2 29
#define ISR_M_PC2 (1<<ISR_V_PC2)
#define ISR_V_PC1 28
#define ISR_M_PC1 (1<<ISR_V_PC1)
#define ISR_V_PC0 27
#define ISR_M_PC0 (1<<ISR_V_PC0)
#define ISR_V_I23 23
#define ISR_M_I23 (1<<ISR_V_I23)
#define ISR_V_I22 22
#define ISR_M_I22 (1<<ISR_V_I22)
#define ISR_V_I21 21
#define ISR_M_I21 (1<<ISR_V_I21)
#define ISR_V_I20 20
#define ISR_M_I20 (1<<ISR_V_I20)
#define ISR_V_ATR 19
#define ISR_M_ATR (1<<ISR_V_ATR)
#define ISR_V_SIRR 4
#define ISR_M_SIRR (0x7FFF<<ISR_V_SIRR)
#define ISR_V_ASTRR 0
#define ISR_M_ASTRR (0xF<<ISR_V_ASTRR)
/*
**
** Mbox and D-Cache IPR Definitions:
**
*/
#define dtbAsn 0x200 /* WO - DTB Address Space Number */
#define dtbCm 0x201 /* WO - DTB Current Mode */
#define dtbTag 0x202 /* WO - DTB Tag */
#define dtbPte 0x203 /* RW - DTB Page Table Entry */
#define dtbPteTemp 0x204 /* RO - DTB Page Table Entry Temporary */
#define mmStat 0x205 /* RO - D-Stream MM Fault Status */
// replaced by ev5_defs.h #define va 0x206 /* RO - Faulting Virtual Address */
#define vaForm 0x207 /* RO - Formatted Virtual Address */
#define mVptBr 0x208 /* WO - Mbox Virtual Page Table Base */
#define dtbIap 0x209 /* WO - DTB Invalidate All Process */
#define dtbIa 0x20A /* WO - DTB Invalidate All */
#define dtbIs 0x20B /* WO - DTB Invalidate Single */
#define altMode 0x20C /* WO - Alternate Mode */
// replaced by ev5_defs.h #define cc 0x20D /* WO - Cycle Counter */
#define ccCtl 0x20E /* WO - Cycle Counter Control */
// replaced by ev5_defs.h #define mcsr 0x20F /* RW - Mbox Control Register */
#define dcFlush 0x210 /* WO - Dcache Flush */
#define dcPerr 0x212 /* RW - Dcache Parity Error Status */
#define dcTestCtl 0x213 /* RW - Dcache Test Tag Control */
#define dcTestTag 0x214 /* RW - Dcache Test Tag */
#define dcTestTagTemp 0x215 /* RW - Dcache Test Tag Temporary */
#define dcMode 0x216 /* RW - Dcache Mode */
#define mafMode 0x217 /* RW - Miss Address File Mode */
/*
**
** D-Stream MM Fault Status Register (MM_STAT) Bit Summary
**
** Extent Size Name Type Function
** ------ ---- ---- ---- ---------------------------------
** <16:11> 6 OPCODE RO Opcode of faulting instruction
** <10:06> 5 RA RO Ra field of faulting instruction
** <5> 1 BAD_VA RO Bad virtual address
** <4> 1 DTB_MISS RO Reference resulted in DTB miss
** <3> 1 FOW RO Fault on write
** <2> 1 FOR RO Fault on read
** <1> 1 ACV RO Access violation
** <0> 1 WR RO Reference type
**
*/
#define MMSTAT_V_OPC 11
#define MMSTAT_M_OPC (0x3F<<MMSTAT_V_OPC)
#define MMSTAT_V_RA 6
#define MMSTAT_M_RA (0x1F<<MMSTAT_V_RA)
#define MMSTAT_V_BAD_VA 5
#define MMSTAT_M_BAD_VA (1<<MMSTAT_V_BAD_VA)
#define MMSTAT_V_DTB_MISS 4
#define MMSTAT_M_DTB_MISS (1<<MMSTAT_V_DTB_MISS)
#define MMSTAT_V_FOW 3
#define MMSTAT_M_FOW (1<<MMSTAT_V_FOW)
#define MMSTAT_V_FOR 2
#define MMSTAT_M_FOR (1<<MMSTAT_V_FOR)
#define MMSTAT_V_ACV 1
#define MMSTAT_M_ACV (1<<MMSTAT_V_ACV)
#define MMSTAT_V_WR 0
#define MMSTAT_M_WR (1<<MMSTAT_V_WR)
/*
**
** Mbox Control Register (MCSR) Bit Summary
**
** Extent Size Name Type Function
** ------ ---- ---- ---- ---------------------------------
** <5> 1 DBG1 RW,0 Mbox Debug Packet Select
** <4> 1 E_BE RW,0 Ebox Big Endian mode enable
** <3> 1 DBG0 RW,0 Debug Test Select
** <2:1> 2 SP RW,0 Superpage mode enable
** <0> 1 M_BE RW,0 Mbox Big Endian mode enable
**
*/
#define MCSR_V_DBG1 5
#define MCSR_M_DBG1 (1<<MCSR_V_DBG1)
#define MCSR_V_E_BE 4
#define MCSR_M_E_BE (1<<MCSR_V_E_BE)
#define MCSR_V_DBG0 3
#define MCSR_M_DBG0 (1<<MCSR_V_DBG0)
#define MCSR_V_SP 1
#define MCSR_M_SP (3<<MCSR_V_SP)
#define MCSR_V_M_BE 0
#define MCSR_M_M_BE (1<<MCSR_V_M_BE)
/*
**
** Dcache Parity Error Status Register (DCPERR) Bit Summary
**
** Extent Size Name Type Function
** ------ ---- ---- ---- ------------------------------------
** <5> 1 TP1 RO Dcache bank 1 tag parity error
** <4> 1 TP0 RO Dcache bank 0 tag parity error
** <3> 1 DP1 RO Dcache bank 1 data parity error
** <2> 1 DP0 RO Dcache bank 0 data parity error
** <1> 1 LOCK W1C Locks/clears bits <5:2>
** <0> 1 SEO W1C Second Dcache parity error occurred
**
*/
#define DCPERR_V_TP1 5
#define DCPERR_M_TP1 (1<<DCPERR_V_TP1)
#define DCPERR_V_TP0 4
#define DCPERR_M_TP0 (1<<DCPERR_V_TP0)
#define DCPERR_V_DP1 3
#define DCPERR_M_DP1 (1<<DCPERR_V_DP1)
#define DCPERR_V_DP0 2
#define DCPERR_M_DP0 (1<<DCPERR_V_DP0)
#define DCPERR_V_LOCK 1
#define DCPERR_M_LOCK (1<<DCPERR_V_LOCK)
#define DCPERR_V_SEO 0
#define DCPERR_M_SEO (1<<DCPERR_V_SEO)
#define DCPERR_M_ALL (DCPERR_M_LOCK | DCPERR_M_SEO)
/*
**
** Dcache Mode Register (DC_MODE) Bit Summary
**
** Extent Size Name Type Function
** ------ ---- ---- ---- ---------------------------------
** <4> 1 DOA RO Hardware Dcache Disable
** <3> 1 PERR_DIS RW,0 Disable Dcache Parity Error reporting
** <2> 1 BAD_DP RW,0 Force Dcache data bad parity
** <1> 1 FHIT RW,0 Force Dcache hit
** <0> 1 ENA RW,0 Software Dcache Enable
**
*/
#define DC_V_DOA 4
#define DC_M_DOA (1<<DC_V_DOA)
#define DC_V_PERR_DIS 3
#define DC_M_PERR_DIS (1<<DC_V_PERR_DIS)
#define DC_V_BAD_DP 2
#define DC_M_BAD_DP (1<<DC_V_BAD_DP)
#define DC_V_FHIT 1
#define DC_M_FHIT (1<<DC_V_FHIT)
#define DC_V_ENA 0
#define DC_M_ENA (1<<DC_V_ENA)
/*
**
** Miss Address File Mode Register (MAF_MODE) Bit Summay
**
** Extent Size Name Type Function
** ------ ---- ---- ---- ---------------------------------
** <7> 1 WB RO,0 If set, pending WB request
** <6> 1 DREAD RO,0 If set, pending D-read request
**
*/
#define MAF_V_WB_PENDING 7
#define MAF_M_WB_PENDING (1<<MAF_V_WB_PENDING)
#define MAF_V_DREAD_PENDING 6
#define MAF_M_DREAD_PENDING (1<<MAF_V_DREAD_PENDING)
/*
**
** Cbox IPR Definitions:
**
*/
#define scCtl 0x0A8 /* RW - Scache Control */
#define scStat 0x0E8 /* RO - Scache Error Status */
#define scAddr 0x188 /* RO - Scache Error Address */
#define bcCtl 0x128 /* WO - Bcache/System Interface Control */
#define bcCfg 0x1C8 /* WO - Bcache Configuration Parameters */
#define bcTagAddr 0x108 /* RO - Bcache Tag */
#define eiStat 0x168 /* RO - Bcache/System Error Status */
#define eiAddr 0x148 /* RO - Bcache/System Error Address */
#define fillSyn 0x068 /* RO - Fill Syndrome */
#define ldLock 0x1E8 /* RO - LDx_L Address */
/*
**
** Scache Control Register (SC_CTL) Bit Summary
**
** Extent Size Name Type Function
** ------ ---- ---- ---- ---------------------------------
** <15:13> 3 SET_EN RW,1 Set enable
** <12> 1 BLK_SIZE RW,1 Scache/Bcache block size select
** <11:08> 4 FB_DP RW,0 Force bad data parity
** <07:02> 6 TAG_STAT RW Tag status and parity
** <1> 1 FLUSH RW,0 If set, clear all tag valid bits
** <0> 1 FHIT RW,0 Force hits
**
*/
#define SC_V_SET_EN 13
#define SC_M_SET_EN (7<<SC_V_SET_EN)
#define SC_V_BLK_SIZE 12
#define SC_M_BLK_SIZE (1<<SC_V_BLK_SIZE)
#define SC_V_FB_DP 8
#define SC_M_FB_DP (0xF<<SC_V_FB_DP)
#define SC_V_TAG_STAT 2
#define SC_M_TAG_STAT (0x3F<<SC_V_TAG_STAT)
#define SC_V_FLUSH 1
#define SC_M_FLUSH (1<<SC_V_FLUSH)
#define SC_V_FHIT 0
#define SC_M_FHIT (1<<SC_V_FHIT)
/*
**
** Bcache Control Register (BC_CTL) Bit Summary
**
** Extent Size Name Type Function
** ------ ---- ---- ---- ---------------------------------
** <27> 1 DIS_VIC_BUF WO,0 Disable Scache victim buffer
** <26> 1 DIS_BAF_BYP WO,0 Disable speculative Bcache reads
** <25> 1 DBG_MUX_SEL WO,0 Debug MUX select
** <24:19> 6 PM_MUX_SEL WO,0 Performance counter MUX select
** <18:17> 2 BC_WAVE WO,0 Number of cycles of wave pipelining
** <16> 1 TL_PIPE_LATCH WO,0 Pipe system control pins
** <15> 1 EI_DIS_ERR WO,1 Disable ECC (parity) error
** <14:13> 2 BC_BAD_DAT WO,0 Force bad data
** <12:08> 5 BC_TAG_STAT WO Bcache tag status and parity
** <7> 1 BC_FHIT WO,0 Bcache force hit
** <6> 1 EI_ECC WO,1 ECC or byte parity mode
** <5> 1 VTM_FIRST WO,1 Drive out victim block address first
** <4> 1 CORR_FILL_DAT WO,1 Correct fill data
** <3> 1 EI_CMD_GRP3 WO,0 Drive MB command to external pins
** <2> 1 EI_CMD_GRP2 WO,0 Drive LOCK & SET_DIRTY to ext. pins
** <1> 1 ALLOC_CYC WO,0 Allocate cycle for non-cached LDs.
** <0> 1 BC_ENA W0,0 Bcache enable
**
*/
#define BC_V_DIS_SC_VIC_BUF 27
#define BC_M_DIS_SC_VIC_BUF (1<<BC_V_DIS_SC_VIC_BUF)
#define BC_V_DIS_BAF_BYP 26
#define BC_M_DIS_BAF_BYP (1<<BC_V_DIS_BAF_BYP)
#define BC_V_DBG_MUX_SEL 25
#define BC_M_DBG_MUX_SEL (1<<BC_V_DBG_MUX_SEL)
#define BC_V_PM_MUX_SEL 19
#define BC_M_PM_MUX_SEL (0x3F<<BC_V_PM_MUX_SEL)
#define BC_V_BC_WAVE 17
#define BC_M_BC_WAVE (3<<BC_V_BC_WAVE)
#define BC_V_TL_PIPE_LATCH 16
#define BC_M_TL_PIPE_LATCH (1<<BC_V_TL_PIPE_LATCH)
#define BC_V_EI_DIS_ERR 15
#define BC_M_EI_DIS_ERR (1<<BC_V_EI_DIS_ERR)
#define BC_V_BC_BAD_DAT 13
#define BC_M_BC_BAD_DAT (3<<BC_V_BC_BAD_DAT)
#define BC_V_BC_TAG_STAT 8
#define BC_M_BC_TAG_STAT (0x1F<<BC_V_BC_TAG_STAT)
#define BC_V_BC_FHIT 7
#define BC_M_BC_FHIT (1<<BC_V_BC_FHIT)
#define BC_V_EI_ECC_OR_PARITY 6
#define BC_M_EI_ECC_OR_PARITY (1<<BC_V_EI_ECC_OR_PARITY)
#define BC_V_VTM_FIRST 5
#define BC_M_VTM_FIRST (1<<BC_V_VTM_FIRST)
#define BC_V_CORR_FILL_DAT 4
#define BC_M_CORR_FILL_DAT (1<<BC_V_CORR_FILL_DAT)
#define BC_V_EI_CMD_GRP3 3
#define BC_M_EI_CMD_GRP3 (1<<BC_V_EI_CMD_GRP3)
#define BC_V_EI_CMD_GRP2 2
#define BC_M_EI_CMD_GRP2 (1<<BC_V_EI_CMD_GRP2)
#define BC_V_ALLOC_CYC 1
#define BC_M_ALLOC_CYC (1<<BC_V_ALLOC_CYC)
#define BC_V_BC_ENA 0
#define BC_M_BC_ENA (1<<BC_V_BC_ENA)
#define BC_K_DFAULT \
(((BC_M_EI_DIS_ERR) | \
(BC_M_EI_ECC_OR_PARITY) | \
(BC_M_VTM_FIRST) | \
(BC_M_CORR_FILL_DAT))>>1)
/*
**
** Bcache Configuration Register (BC_CONFIG) Bit Summary
**
** Extent Size Name Type Function
** ------ ---- ---- ---- ---------------------------------
** <35:29> 7 RSVD WO Reserved - Must Be Zero
** <28:20> 9 WE_CTL WO,0 Bcache write enable control
** <19:19> 1 RSVD WO,0 Reserved - Must Be Zero
** <18:16> 3 WE_OFF WO,1 Bcache fill write enable pulse offset
** <15:15> 1 RSVD WO,0 Reserved - Must Be Zero
** <14:12> 3 RD_WR_SPC WO,7 Bcache private read/write spacing
** <11:08> 4 WR_SPD WO,4 Bcache write speed in CPU cycles
** <07:04> 4 RD_SPD WO,4 Bcache read speed in CPU cycles
** <03:03> 1 RSVD WO,0 Reserved - Must Be Zero
** <02:00> 3 SIZE WO,1 Bcache size
*/
#define BC_V_WE_CTL 20
#define BC_M_WE_CTL (0x1FF<<BC_V_WE_CTL)
#define BC_V_WE_OFF 16
#define BC_M_WE_OFF (0x7<<BC_V_WE_OFF)
#define BC_V_RD_WR_SPC 12
#define BC_M_RD_WR_SPC (0x7<<BC_V_RD_WR_SPC)
#define BC_V_WR_SPD 8
#define BC_M_WR_SPD (0xF<<BC_V_WR_SPD)
#define BC_V_RD_SPD 4
#define BC_M_RD_SPD (0xF<<BC_V_RD_SPD)
#define BC_V_SIZE 0
#define BC_M_SIZE (0x7<<BC_V_SIZE)
#define BC_K_CONFIG \
((0x1<<BC_V_WE_OFF) | \
(0x7<<BC_V_RD_WR_SPC) | \
(0x4<<BC_V_WR_SPD) | \
(0x4<<BC_V_RD_SPD) | \
(0x1<<BC_V_SIZE))
/*
**
** DECchip 21164 Privileged Architecture Library Entry Offsets:
**
** Entry Name Offset (Hex)
**
** RESET 0000
** IACCVIO 0080
** INTERRUPT 0100
** ITB_MISS 0180
** DTB_MISS (Single) 0200
** DTB_MISS (Double) 0280
** UNALIGN 0300
** D_FAULT 0380
** MCHK 0400
** OPCDEC 0480
** ARITH 0500
** FEN 0580
** CALL_PAL (Privileged) 2000
** CALL_PAL (Unprivileged) 3000
**
*/
#define PAL_RESET_ENTRY 0x0000
#define PAL_IACCVIO_ENTRY 0x0080
#define PAL_INTERRUPT_ENTRY 0x0100
#define PAL_ITB_MISS_ENTRY 0x0180
#define PAL_DTB_MISS_ENTRY 0x0200
#define PAL_DOUBLE_MISS_ENTRY 0x0280
#define PAL_UNALIGN_ENTRY 0x0300
#define PAL_D_FAULT_ENTRY 0x0380
#define PAL_MCHK_ENTRY 0x0400
#define PAL_OPCDEC_ENTRY 0x0480
#define PAL_ARITH_ENTRY 0x0500
#define PAL_FEN_ENTRY 0x0580
#define PAL_CALL_PAL_PRIV_ENTRY 0x2000
#define PAL_CALL_PAL_UNPRIV_ENTRY 0x3000
/*
**
** Architecturally Reserved Opcode (PALRES) Definitions:
**
*/
#define mtpr hw_mtpr
#define mfpr hw_mfpr
#define ldl_a hw_ldl/a
#define ldq_a hw_ldq/a
#define stq_a hw_stq/a
#define stl_a hw_stl/a
#define ldl_p hw_ldl/p
#define ldq_p hw_ldq/p
#define stl_p hw_stl/p
#define stq_p hw_stq/p
/*
** Virtual PTE fetch variants of HW_LD.
*/
#define ld_vpte hw_ldq/v
/*
** Physical mode load-lock and store-conditional variants of
** HW_LD and HW_ST.
*/
#define ldq_lp hw_ldq/pl
#define stq_cp hw_stq/pc
/*
**
** General Purpose Register Definitions:
**
*/
#define r0 $0
#define r1 $1
#define r2 $2
#define r3 $3
#define r4 $4
#define r5 $5
#define r6 $6
#define r7 $7
#define r8 $8
#define r9 $9
#define r10 $10
#define r11 $11
#define r12 $12
#define r13 $13
#define r14 $14
#define r15 $15
#define r16 $16
#define r17 $17
#define r18 $18
#define r19 $19
#define r20 $20
#define r21 $21
#define r22 $22
#define r23 $23
#define r24 $24
#define r25 $25
#define r26 $26
#define r27 $27
#define r28 $28
#define r29 $29
#define r30 $30
#define r31 $31
/*
**
** Floating Point Register Definitions:
**
*/
#define f0 $f0
#define f1 $f1
#define f2 $f2
#define f3 $f3
#define f4 $f4
#define f5 $f5
#define f6 $f6
#define f7 $f7
#define f8 $f8
#define f9 $f9
#define f10 $f10
#define f11 $f11
#define f12 $f12
#define f13 $f13
#define f14 $f14
#define f15 $f15
#define f16 $f16
#define f17 $f17
#define f18 $f18
#define f19 $f19
#define f20 $f20
#define f21 $f21
#define f22 $f22
#define f23 $f23
#define f24 $f24
#define f25 $f25
#define f26 $f26
#define f27 $f27
#define f28 $f28
#define f29 $f29
#define f30 $f30
#define f31 $f31
/*
**
** PAL Temporary Register Definitions:
**
*/
// covered by fetch distribution..pb Nov/95
// #define pt0 0x140
// #define pt1 0x141
// #define pt2 0x142
// #define pt3 0x143
// #define pt4 0x144
// #define pt5 0x145
// #define pt6 0x146
// #define pt7 0x147
// #define pt8 0x148
// #define pt9 0x149
// #define pt10 0x14A
// #define pt11 0x14B
// #define pt12 0x14C
// #define pt13 0x14D
// #define pt14 0x14E
// #define pt15 0x14F
// #define pt16 0x150
// #define pt17 0x151
// #define pt18 0x152
// #define pt19 0x153
// #define pt20 0x154
// #define pt21 0x155
// #define pt22 0x156
// #define pt23 0x157
/*
** PAL Shadow Registers:
**
** The DECchip 21164 shadows r8-r14 and r25 when in PALmode and
** ICSR<SDE> = 1.
*/
#define p0 r8 /* ITB/DTB Miss Scratch */
#define p1 r9 /* ITB/DTB Miss Scratch */
#define p2 r10 /* ITB/DTB Miss Scratch */
#define p3 r11
// #define ps r11 /* Processor Status */
#define p4 r12 /* Local Scratch */
#define p5 r13 /* Local Scratch */
#define p6 r14 /* Local Scratch */
#define p7 r25 /* Local Scratch */
/*
** SRM Defined State Definitions:
*/
/*
** This table is an accounting of the DECchip 21164 storage used to
** implement the SRM defined state for OSF/1.
**
** IPR Name Internal Storage
** -------- ----------------
** Processor Status ps, dtbCm, ipl, r11
** Program Counter Ibox
** Interrupt Entry ptEntInt
** Arith Trap Entry ptEntArith
** MM Fault Entry ptEntMM
** Unaligned Access Entry ptEntUna
** Instruction Fault Entry ptEntIF
** Call System Entry ptEntSys
** User Stack Pointer ptUsp
** Kernel Stack Pointer ptKsp
** Kernel Global Pointer ptKgp
** System Value ptSysVal
** Page Table Base Register ptPtbr
** Virtual Page Table Base iVptBr, mVptBr
** Process Control Block Base ptPcbb
** Address Space Number itbAsn, dtbAsn
** Cycle Counter cc, ccCtl
** Float Point Enable icsr
** Lock Flag Cbox/System
** Unique PCB
** Who-Am-I ptWhami
*/
#define ptEntUna pt2 /* Unaligned Access Dispatch Entry */
#define ptImpure pt3 /* Pointer To PAL Scratch Area */
#define ptEntIF pt7 /* Instruction Fault Dispatch Entry */
#define ptIntMask pt8 /* Interrupt Enable Mask */
#define ptEntSys pt9 /* Call System Dispatch Entry */
#define ptTrap pt11
#define ptEntInt pt11 /* Hardware Interrupt Dispatch Entry */
#define ptEntArith pt12 /* Arithmetic Trap Dispatch Entry */
#if defined(KDEBUG)
#define ptEntDbg pt13 /* Kernel Debugger Dispatch Entry */
#endif /* KDEBUG */
#define ptMisc pt16 /* Miscellaneous Flags */
#define ptWhami pt16 /* Who-Am-I Register Pt16<15:8> */
#define ptMces pt16 /* Machine Check Error Summary Pt16<4:0> */
#define ptSysVal pt17 /* Per-Processor System Value */
#define ptUsp pt18 /* User Stack Pointer */
#define ptKsp pt19 /* Kernel Stack Pointer */
#define ptPtbr pt20 /* Page Table Base Register */
#define ptEntMM pt21 /* MM Fault Dispatch Entry */
#define ptKgp pt22 /* Kernel Global Pointer */
#define ptPcbb pt23 /* Process Control Block Base */
/*
**
** Miscellaneous PAL State Flags (ptMisc) Bit Summary
**
** Extent Size Name Function
** ------ ---- ---- ---------------------------------
** <55:48> 8 SWAP Swap PALcode flag -- character 'S'
** <47:32> 16 MCHK Machine Check Error code
** <31:16> 16 SCB System Control Block vector
** <15:08> 8 WHAMI Who-Am-I identifier
** <04:00> 5 MCES Machine Check Error Summary bits
**
*/
#define PT16_V_MCES 0
#define PT16_V_WHAMI 8
#define PT16_V_SCB 16
#define PT16_V_MCHK 32
#define PT16_V_SWAP 48
#endif /* DC21164FROMGASSOURCES_INCLUDED */