/* * 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: Gabe Black */ #include #include #include "arch/alpha/ipr.hh" namespace AlphaISA { md_ipr_names MiscRegIndexToIpr[NumInternalProcRegs] = { //Write only IPR_HWINT_CLR, // H/W interrupt clear register IPR_SL_XMIT, // serial line transmit register IPR_DC_FLUSH, IPR_IC_FLUSH, // instruction cache flush control IPR_ALT_MODE, // alternate mode register IPR_DTB_IA, // DTLB invalidate all register IPR_DTB_IAP, // DTLB invalidate all process register IPR_ITB_IA, // ITLB invalidate all register IPR_ITB_IAP, // ITLB invalidate all process register //Read only IPR_INTID, // interrupt ID register IPR_SL_RCV, // serial line receive register IPR_MM_STAT, // data MMU fault status register IPR_ITB_PTE_TEMP, // ITLB page table entry temp register IPR_DTB_PTE_TEMP, // DTLB page table entry temporary register IPR_ISR, // interrupt summary register IPR_ITB_TAG, // ITLB tag register IPR_ITB_PTE, // ITLB page table entry register IPR_ITB_ASN, // ITLB address space register IPR_ITB_IS, // ITLB invalidate select register IPR_SIRR, // software interrupt request register IPR_ASTRR, // asynchronous system trap request register IPR_ASTER, // asynchronous system trap enable register IPR_EXC_ADDR, // exception address register IPR_EXC_SUM, // exception summary register IPR_EXC_MASK, // exception mask register IPR_PAL_BASE, // PAL base address register IPR_ICM, // instruction current mode IPR_IPLR, // interrupt priority level register IPR_IFAULT_VA_FORM, // formatted faulting virtual addr register IPR_IVPTBR, // virtual page table base register IPR_ICSR, // instruction control and status register IPR_IC_PERR_STAT, // inst cache parity error status register IPR_PMCTR, // performance counter register // PAL temporary registers... // register meanings gleaned from osfpal.s source code IPR_PALtemp0, // local scratch IPR_PALtemp1, // local scratch IPR_PALtemp2, // entUna IPR_PALtemp3, // CPU specific impure area pointer IPR_PALtemp4, // memory management temp IPR_PALtemp5, // memory management temp IPR_PALtemp6, // memory management temp IPR_PALtemp7, // entIF IPR_PALtemp8, // intmask IPR_PALtemp9, // entSys IPR_PALtemp10, // ?? IPR_PALtemp11, // entInt IPR_PALtemp12, // entArith IPR_PALtemp13, // reserved for platform specific PAL IPR_PALtemp14, // reserved for platform specific PAL IPR_PALtemp15, // reserved for platform specific PAL IPR_PALtemp16, // scratch / whami<7:0> / mces<4:0> IPR_PALtemp17, // sysval IPR_PALtemp18, // usp IPR_PALtemp19, // ksp IPR_PALtemp20, // PTBR IPR_PALtemp21, // entMM IPR_PALtemp22, // kgp IPR_PALtemp23, // PCBB IPR_DTB_ASN, // DTLB address space number register IPR_DTB_CM, // DTLB current mode register IPR_DTB_TAG, // DTLB tag register IPR_DTB_PTE, // DTLB page table entry register IPR_VA, // fault virtual address register IPR_VA_FORM, // formatted virtual address register IPR_MVPTBR, // MTU virtual page table base register IPR_DTB_IS, // DTLB invalidate single register IPR_CC, // cycle counter register IPR_CC_CTL, // cycle counter control register IPR_MCSR, // MTU control register IPR_DC_PERR_STAT, // Dcache parity error status register IPR_DC_TEST_CTL, // Dcache test tag control register IPR_DC_TEST_TAG, // Dcache test tag register IPR_DC_TEST_TAG_TEMP, // Dcache test tag temporary register IPR_DC_MODE, // Dcache mode register IPR_MAF_MODE // miss address file mode register }; int IprToMiscRegIndex[MaxInternalProcRegs]; void initializeIprTable() { static bool initialized = false; if(initialized) return; memset(IprToMiscRegIndex, -1, MaxInternalProcRegs * sizeof(int)); for(int x = 0; x < NumInternalProcRegs; x++) IprToMiscRegIndex[MiscRegIndexToIpr[x]] = x; } }