diff options
Diffstat (limited to 'src/arch/sparc/miscregfile.cc')
| -rw-r--r-- | src/arch/sparc/miscregfile.cc | 253 |
1 files changed, 217 insertions, 36 deletions
diff --git a/src/arch/sparc/miscregfile.cc b/src/arch/sparc/miscregfile.cc index 7b0939c29..d2164155f 100644 --- a/src/arch/sparc/miscregfile.cc +++ b/src/arch/sparc/miscregfile.cc @@ -102,8 +102,32 @@ void MiscRegFile::clear() //This is set this way in Legion for some reason strandStatusReg = 0x50000; fsr = 0; - implicitInstAsi = ASI_PRIMARY; - implicitDataAsi = ASI_PRIMARY; + + priContext = 0; + secContext = 0; + partId = 0; + lsuCtrlReg = 0; + + iTlbC0TsbPs0 = 0; + iTlbC0TsbPs1 = 0; + iTlbC0Config = 0; + iTlbCXTsbPs0 = 0; + iTlbCXTsbPs1 = 0; + iTlbCXConfig = 0; + iTlbSfsr = 0; + iTlbTagAccess = 0; + + dTlbC0TsbPs0 = 0; + dTlbC0TsbPs1 = 0; + dTlbC0Config = 0; + dTlbCXTsbPs0 = 0; + dTlbCXTsbPs1 = 0; + dTlbCXConfig = 0; + dTlbSfsr = 0; + dTlbSfar = 0; + dTlbTagAccess = 0; + + memset(scratchPad, 0, sizeof(scratchPad)); } MiscReg MiscRegFile::readReg(int miscReg) @@ -187,6 +211,69 @@ MiscReg MiscRegFile::readReg(int miscReg) /** Floating Point Status Register */ case MISCREG_FSR: return fsr; + + case MISCREG_MMU_P_CONTEXT: + return priContext; + case MISCREG_MMU_S_CONTEXT: + return secContext; + case MISCREG_MMU_PART_ID: + return partId; + case MISCREG_MMU_LSU_CTRL: + return lsuCtrlReg; + + case MISCREG_MMU_ITLB_C0_TSB_PS0: + return iTlbC0TsbPs0; + case MISCREG_MMU_ITLB_C0_TSB_PS1: + return iTlbC0TsbPs1; + case MISCREG_MMU_ITLB_C0_CONFIG: + return iTlbC0Config; + case MISCREG_MMU_ITLB_CX_TSB_PS0: + return iTlbCXTsbPs0; + case MISCREG_MMU_ITLB_CX_TSB_PS1: + return iTlbCXTsbPs1; + case MISCREG_MMU_ITLB_CX_CONFIG: + return iTlbCXConfig; + case MISCREG_MMU_ITLB_SFSR: + return iTlbSfsr; + case MISCREG_MMU_ITLB_TAG_ACCESS: + return iTlbTagAccess; + + case MISCREG_MMU_DTLB_C0_TSB_PS0: + return dTlbC0TsbPs0; + case MISCREG_MMU_DTLB_C0_TSB_PS1: + return dTlbC0TsbPs1; + case MISCREG_MMU_DTLB_C0_CONFIG: + return dTlbC0Config; + case MISCREG_MMU_DTLB_CX_TSB_PS0: + return dTlbCXTsbPs0; + case MISCREG_MMU_DTLB_CX_TSB_PS1: + return dTlbCXTsbPs1; + case MISCREG_MMU_DTLB_CX_CONFIG: + return dTlbCXConfig; + case MISCREG_MMU_DTLB_SFSR: + return dTlbSfsr; + case MISCREG_MMU_DTLB_SFAR: + return dTlbSfar; + case MISCREG_MMU_DTLB_TAG_ACCESS: + return dTlbTagAccess; + + case MISCREG_SCRATCHPAD_R0: + return scratchPad[0]; + case MISCREG_SCRATCHPAD_R1: + return scratchPad[1]; + case MISCREG_SCRATCHPAD_R2: + return scratchPad[2]; + case MISCREG_SCRATCHPAD_R3: + return scratchPad[3]; + case MISCREG_SCRATCHPAD_R4: + return scratchPad[4]; + case MISCREG_SCRATCHPAD_R5: + return scratchPad[5]; + case MISCREG_SCRATCHPAD_R6: + return scratchPad[6]; + case MISCREG_SCRATCHPAD_R7: + return scratchPad[7]; + default: panic("Miscellaneous register %d not implemented\n", miscReg); } @@ -333,35 +420,95 @@ void MiscRegFile::setReg(int miscReg, const MiscReg &val) case MISCREG_FSR: fsr = val; break; + + case MISCREG_MMU_P_CONTEXT: + priContext = val; + break; + case MISCREG_MMU_S_CONTEXT: + secContext = val; + break; + case MISCREG_MMU_PART_ID: + partId = val; + break; + case MISCREG_MMU_LSU_CTRL: + lsuCtrlReg = val; + break; + + case MISCREG_MMU_ITLB_C0_TSB_PS0: + iTlbC0TsbPs0 = val; + break; + case MISCREG_MMU_ITLB_C0_TSB_PS1: + iTlbC0TsbPs1 = val; + break; + case MISCREG_MMU_ITLB_C0_CONFIG: + iTlbC0Config = val; + break; + case MISCREG_MMU_ITLB_CX_TSB_PS0: + iTlbCXTsbPs0 = val; + break; + case MISCREG_MMU_ITLB_CX_TSB_PS1: + iTlbCXTsbPs1 = val; + break; + case MISCREG_MMU_ITLB_CX_CONFIG: + iTlbCXConfig = val; + break; + case MISCREG_MMU_ITLB_SFSR: + iTlbSfsr = val; + break; + case MISCREG_MMU_ITLB_TAG_ACCESS: + iTlbTagAccess = val; + break; + + case MISCREG_MMU_DTLB_C0_TSB_PS0: + dTlbC0TsbPs0 = val; + break; + case MISCREG_MMU_DTLB_C0_TSB_PS1: + dTlbC0TsbPs1 = val; + break; + case MISCREG_MMU_DTLB_C0_CONFIG: + dTlbC0Config = val; + break; + case MISCREG_MMU_DTLB_CX_TSB_PS0: + dTlbCXTsbPs0 = val; + break; + case MISCREG_MMU_DTLB_CX_TSB_PS1: + dTlbCXTsbPs1 = val; + break; + case MISCREG_MMU_DTLB_CX_CONFIG: + dTlbCXConfig = val; + break; + case MISCREG_MMU_DTLB_SFSR: + dTlbSfsr = val; + break; + case MISCREG_MMU_DTLB_SFAR: + dTlbSfar = val; + break; + case MISCREG_MMU_DTLB_TAG_ACCESS: + dTlbTagAccess = val; + break; + + case MISCREG_SCRATCHPAD_R0: + scratchPad[0] = val; + case MISCREG_SCRATCHPAD_R1: + scratchPad[1] = val; + case MISCREG_SCRATCHPAD_R2: + scratchPad[2] = val; + case MISCREG_SCRATCHPAD_R3: + scratchPad[3] = val; + case MISCREG_SCRATCHPAD_R4: + scratchPad[4] = val; + case MISCREG_SCRATCHPAD_R5: + scratchPad[5] = val; + case MISCREG_SCRATCHPAD_R6: + scratchPad[6] = val; + case MISCREG_SCRATCHPAD_R7: + scratchPad[7] = val; + default: panic("Miscellaneous register %d not implemented\n", miscReg); } } -inline void MiscRegFile::setImplicitAsis() -{ - //The spec seems to use trap level to indicate the privilege level of the - //processor. It's unclear whether the implicit ASIs should directly depend - //on the trap level, or if they should really be based on the privelege - //bits - if(tl == 0) - { - implicitInstAsi = implicitDataAsi = - (pstate & (1 << 9)) ? ASI_PRIMARY_LITTLE : ASI_PRIMARY; - } - else if(tl <= MaxPTL) - { - implicitInstAsi = ASI_NUCLEUS; - implicitDataAsi = (pstate & (1 << 9)) ? ASI_NUCLEUS_LITTLE : ASI_NUCLEUS; - } - else - { - //This is supposed to force physical addresses to match the spec. - //It might not because of context values and partition values. - implicitInstAsi = implicitDataAsi = ASI_REAL; - } -} - void MiscRegFile::setRegWithEffect(int miscReg, const MiscReg &val, ThreadContext * tc) { @@ -383,11 +530,9 @@ void MiscRegFile::setRegWithEffect(int miscReg, break; case MISCREG_PSTATE: pstate = val & PSTATE_MASK; - setImplicitAsis(); return; case MISCREG_TL: tl = val; - setImplicitAsis(); return; case MISCREG_CWP: tc->changeRegFileContext(CONTEXT_CWP, val); @@ -490,8 +635,28 @@ void MiscRegFile::serialize(std::ostream & os) SERIALIZE_ARRAY(htstate, MaxTL); SERIALIZE_SCALAR(htba); SERIALIZE_SCALAR(hstick_cmpr); - SERIALIZE_SCALAR((int)implicitInstAsi); - SERIALIZE_SCALAR((int)implicitDataAsi); + SERIALIZE_SCALAR(strandStatusReg); + SERIALIZE_SCALAR(priContext); + SERIALIZE_SCALAR(secContext); + SERIALIZE_SCALAR(partId); + SERIALIZE_SCALAR(lsuCtrlReg); + SERIALIZE_SCALAR(iTlbC0TsbPs0); + SERIALIZE_SCALAR(iTlbC0TsbPs1); + SERIALIZE_SCALAR(iTlbC0Config); + SERIALIZE_SCALAR(iTlbCXTsbPs0); + SERIALIZE_SCALAR(iTlbCXTsbPs1); + SERIALIZE_SCALAR(iTlbCXConfig); + SERIALIZE_SCALAR(iTlbSfsr); + SERIALIZE_SCALAR(iTlbTagAccess); + SERIALIZE_SCALAR(dTlbC0TsbPs0); + SERIALIZE_SCALAR(dTlbC0TsbPs1); + SERIALIZE_SCALAR(dTlbC0Config); + SERIALIZE_SCALAR(dTlbCXTsbPs0); + SERIALIZE_SCALAR(dTlbCXTsbPs1); + SERIALIZE_SCALAR(dTlbSfsr); + SERIALIZE_SCALAR(dTlbSfar); + SERIALIZE_SCALAR(dTlbTagAccess); + SERIALIZE_ARRAY(scratchPad,8); } void MiscRegFile::unserialize(Checkpoint * cp, const std::string & section) @@ -521,12 +686,28 @@ void MiscRegFile::unserialize(Checkpoint * cp, const std::string & section) UNSERIALIZE_ARRAY(htstate, MaxTL); UNSERIALIZE_SCALAR(htba); UNSERIALIZE_SCALAR(hstick_cmpr); - int temp; - UNSERIALIZE_SCALAR(temp); - implicitInstAsi = (ASI)temp; - UNSERIALIZE_SCALAR(temp); - implicitDataAsi = (ASI)temp; -} + UNSERIALIZE_SCALAR(strandStatusReg); + UNSERIALIZE_SCALAR(priContext); + UNSERIALIZE_SCALAR(secContext); + UNSERIALIZE_SCALAR(partId); + UNSERIALIZE_SCALAR(lsuCtrlReg); + UNSERIALIZE_SCALAR(iTlbC0TsbPs0); + UNSERIALIZE_SCALAR(iTlbC0TsbPs1); + UNSERIALIZE_SCALAR(iTlbC0Config); + UNSERIALIZE_SCALAR(iTlbCXTsbPs0); + UNSERIALIZE_SCALAR(iTlbCXTsbPs1); + UNSERIALIZE_SCALAR(iTlbCXConfig); + UNSERIALIZE_SCALAR(iTlbSfsr); + UNSERIALIZE_SCALAR(iTlbTagAccess); + UNSERIALIZE_SCALAR(dTlbC0TsbPs0); + UNSERIALIZE_SCALAR(dTlbC0TsbPs1); + UNSERIALIZE_SCALAR(dTlbC0Config); + UNSERIALIZE_SCALAR(dTlbCXTsbPs0); + UNSERIALIZE_SCALAR(dTlbCXTsbPs1); + UNSERIALIZE_SCALAR(dTlbSfsr); + UNSERIALIZE_SCALAR(dTlbSfar); + UNSERIALIZE_SCALAR(dTlbTagAccess); + UNSERIALIZE_ARRAY(scratchPad,8);} #if FULL_SYSTEM void |