/* * Copyright (c) 2003-2005 The Regents of The University of Michigan * 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. * * Authors: Steve Reinhardt * Gabe Black */ #ifndef __ARCH_ALPHA_IPR_HH__ #define __ARCH_ALPHA_IPR_HH__ namespace AlphaISA { //////////////////////////////////////////////////////////////////////// // // Internal Processor Reigsters // enum md_ipr_names { RAW_IPR_ISR = 0x100, // interrupt summary RAW_IPR_ITB_TAG = 0x101, // ITLB tag RAW_IPR_ITB_PTE = 0x102, // ITLB page table entry RAW_IPR_ITB_ASN = 0x103, // ITLB address space RAW_IPR_ITB_PTE_TEMP = 0x104, // ITLB page table entry temp RAW_IPR_ITB_IA = 0x105, // ITLB invalidate all RAW_IPR_ITB_IAP = 0x106, // ITLB invalidate all process RAW_IPR_ITB_IS = 0x107, // ITLB invalidate select RAW_IPR_SIRR = 0x108, // software interrupt request RAW_IPR_ASTRR = 0x109, // asynchronous system trap request RAW_IPR_ASTER = 0x10a, // asynchronous system trap enable RAW_IPR_EXC_ADDR = 0x10b, // exception address RAW_IPR_EXC_SUM = 0x10c, // exception summary RAW_IPR_EXC_MASK = 0x10d, // exception mask RAW_IPR_PAL_BASE = 0x10e, // PAL base address RAW_IPR_ICM = 0x10f, // instruction current mode RAW_IPR_IPLR = 0x110, // interrupt priority level RAW_IPR_INTID = 0x111, // interrupt ID RAW_IPR_IFAULT_VA_FORM = 0x112, // formatted faulting virtual addr RAW_IPR_IVPTBR = 0x113, // virtual page table base RAW_IPR_HWINT_CLR = 0x115, // H/W interrupt clear RAW_IPR_SL_XMIT = 0x116, // serial line transmit RAW_IPR_SL_RCV = 0x117, // serial line receive RAW_IPR_ICSR = 0x118, // instruction control and status RAW_IPR_IC_FLUSH = 0x119, // instruction cache flush control RAW_IPR_IC_PERR_STAT = 0x11a, // inst cache parity error status RAW_IPR_PMCTR = 0x11c, // performance counter // PAL temporary registers... // register meanings gleaned from osfpal.s source code RAW_IPR_PALtemp0 = 0x140, // local scratch RAW_IPR_PALtemp1 = 0x141, // local scratch RAW_IPR_PALtemp2 = 0x142, // entUna RAW_IPR_PALtemp3 = 0x143, // CPU specific impure area pointer RAW_IPR_PALtemp4 = 0x144, // memory management temp RAW_IPR_PALtemp5 = 0x145, // memory management temp RAW_IPR_PALtemp6 = 0x146, // memory management temp RAW_IPR_PALtemp7 = 0x147, // entIF RAW_IPR_PALtemp8 = 0x148, // intmask RAW_IPR_PALtemp9 = 0x149, // entSys RAW_IPR_PALtemp10 = 0x14a, // ?? RAW_IPR_PALtemp11 = 0x14b, // entInt RAW_IPR_PALtemp12 = 0x14c, // entArith RAW_IPR_PALtemp13 = 0x14d, // reserved for platform specific PAL RAW_IPR_PALtemp14 = 0x14e, // reserved for platform specific PAL RAW_IPR_PALtemp15 = 0x14f, // reserved for platform specific PAL RAW_IPR_PALtemp16 = 0x150, // scratch / whami<7:0> / mces<4:0> RAW_IPR_PALtemp17 = 0x151, // sysval RAW_IPR_PALtemp18 = 0x152, // usp RAW_IPR_PALtemp19 = 0x153, // ksp RAW_IPR_PALtemp20 = 0x154, // PTBR RAW_IPR_PALtemp21 = 0x155, // entMM RAW_IPR_PALtemp22 = 0x156, // kgp RAW_IPR_PALtemp23 = 0x157, // PCBB RAW_IPR_DTB_ASN = 0x200, // DTLB address space number RAW_IPR_DTB_CM = 0x201, // DTLB current mode RAW_IPR_DTB_TAG = 0x202, // DTLB tag RAW_IPR_DTB_PTE = 0x203, // DTLB page table entry RAW_IPR_DTB_PTE_TEMP = 0x204, // DTLB page table entry temporary RAW_IPR_MM_STAT = 0x205, // data MMU fault status RAW_IPR_VA = 0x206, // fault virtual address RAW_IPR_VA_FORM = 0x207, // formatted virtual address RAW_IPR_MVPTBR = 0x208, // MTU virtual page table base RAW_IPR_DTB_IAP = 0x209, // DTLB invalidate all process RAW_IPR_DTB_IA = 0x20a, // DTLB invalidate all RAW_IPR_DTB_IS = 0x20b, // DTLB invalidate single RAW_IPR_ALT_MODE = 0x20c, // alternate mode RAW_IPR_CC = 0x20d, // cycle counter RAW_IPR_CC_CTL = 0x20e, // cycle counter control RAW_IPR_MCSR = 0x20f, // MTU control RAW_IPR_DC_FLUSH = 0x210, RAW_IPR_DC_PERR_STAT = 0x212, // Dcache parity error status RAW_IPR_DC_TEST_CTL = 0x213, // Dcache test tag control RAW_IPR_DC_TEST_TAG = 0x214, // Dcache test tag RAW_IPR_DC_TEST_TAG_TEMP = 0x215, // Dcache test tag temporary RAW_IPR_DC_MODE = 0x216, // Dcache mode RAW_IPR_MAF_MODE = 0x217, // miss address file mode MaxInternalProcRegs // number of IPRs }; enum MiscRegIpr { //Write only MinWriteOnlyIpr, IPR_HWINT_CLR = MinWriteOnlyIpr, IPR_SL_XMIT, IPR_DC_FLUSH, IPR_IC_FLUSH, IPR_ALT_MODE, IPR_DTB_IA, IPR_DTB_IAP, IPR_ITB_IA, MaxWriteOnlyIpr, IPR_ITB_IAP = MaxWriteOnlyIpr, //Read only MinReadOnlyIpr, IPR_INTID = MinReadOnlyIpr, IPR_SL_RCV, IPR_MM_STAT, IPR_ITB_PTE_TEMP, MaxReadOnlyIpr, IPR_DTB_PTE_TEMP = MaxReadOnlyIpr, IPR_ISR, IPR_ITB_TAG, IPR_ITB_PTE, IPR_ITB_ASN, IPR_ITB_IS, IPR_SIRR, IPR_ASTRR, IPR_ASTER, IPR_EXC_ADDR, IPR_EXC_SUM, IPR_EXC_MASK, IPR_PAL_BASE, IPR_ICM, IPR_IPLR, IPR_IFAULT_VA_FORM, IPR_IVPTBR, IPR_ICSR, IPR_IC_PERR_STAT, IPR_PMCTR, // PAL temporary registers... // register meanings gleaned from osfpal.s source code IPR_PALtemp0, IPR_PALtemp1, IPR_PALtemp2, IPR_PALtemp3, IPR_PALtemp4, IPR_PALtemp5, IPR_PALtemp6, IPR_PALtemp7, IPR_PALtemp8, IPR_PALtemp9, IPR_PALtemp10, IPR_PALtemp11, IPR_PALtemp12, IPR_PALtemp13, IPR_PALtemp14, IPR_PALtemp15, IPR_PALtemp16, IPR_PALtemp17, IPR_PALtemp18, IPR_PALtemp19, IPR_PALtemp20, IPR_PALtemp21, IPR_PALtemp22, IPR_PALtemp23, IPR_DTB_ASN, IPR_DTB_CM, IPR_DTB_TAG, IPR_DTB_PTE, IPR_VA, IPR_VA_FORM, IPR_MVPTBR, IPR_DTB_IS, IPR_CC, IPR_CC_CTL, IPR_MCSR, IPR_DC_PERR_STAT, IPR_DC_TEST_CTL, IPR_DC_TEST_TAG, IPR_DC_TEST_TAG_TEMP, IPR_DC_MODE, IPR_MAF_MODE, NumInternalProcRegs // number of IPR registers }; inline bool IprIsWritable(int index) { return index < MinReadOnlyIpr || index > MaxReadOnlyIpr; } inline bool IprIsReadable(int index) { return index < MinWriteOnlyIpr || index > MaxWriteOnlyIpr; } extern md_ipr_names MiscRegIndexToIpr[NumInternalProcRegs]; extern int IprToMiscRegIndex[MaxInternalProcRegs]; void initializeIprTable(); } // namespace AlphaISA #endif // __ARCH_ALPHA_IPR_HH__