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+/*
+ * Copyright (c) 1993 The Hewlett-Packard Development Company
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef DC21164FROMGASSOURCES_INCLUDED
+#define DC21164FROMGASSOURCES_INCLUDED 1
+
+/*
+**
+** 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 */