diff options
Diffstat (limited to 'src/arch/sparc/miscregfile.cc')
-rw-r--r-- | src/arch/sparc/miscregfile.cc | 889 |
1 files changed, 409 insertions, 480 deletions
diff --git a/src/arch/sparc/miscregfile.cc b/src/arch/sparc/miscregfile.cc index 046d811e0..67690bdb3 100644 --- a/src/arch/sparc/miscregfile.cc +++ b/src/arch/sparc/miscregfile.cc @@ -37,10 +37,6 @@ #include "cpu/base.hh" #include "cpu/thread_context.hh" -#if FULL_SYSTEM -#include "arch/sparc/system.hh" -#endif - using namespace SparcISA; using namespace std; @@ -50,15 +46,15 @@ class Checkpoint; string SparcISA::getMiscRegName(RegIndex index) { static::string miscRegName[NumMiscRegs] = - {"y", "ccr", "asi", "tick", "fprs", "pcr", "pic", - "gsr", "softint_set", "softint_clr", "softint", "tick_cmpr", - "stick", "stick_cmpr", - "tpc", "tnpc", "tstate", "tt", "privtick", "tba", "pstate", "tl", - "pil", "cwp", "cansave", "canrestore", "cleanwin", "otherwin", - "wstate", "gl", - "hpstate", "htstate", "hintp", "htba", "hver", "strand_sts_reg", - "hstick_cmpr", - "fsr"}; + {"y", "ccr", "asi", "tick", "fprs", "pcr", "pic", + "gsr", "softint_set", "softint_clr", "softint", "tick_cmpr", + "stick", "stick_cmpr", + "tpc", "tnpc", "tstate", "tt", "privtick", "tba", "pstate", "tl", + "pil", "cwp", "cansave", "canrestore", "cleanwin", "otherwin", + "wstate", "gl", + "hpstate", "htstate", "hintp", "htba", "hver", "strand_sts_reg", + "hstick_cmpr", + "fsr"}; return miscRegName[index]; } @@ -133,149 +129,149 @@ void MiscRegFile::clear() MiscReg MiscRegFile::readReg(int miscReg) { switch (miscReg) { - case MISCREG_Y: - return y; - case MISCREG_CCR: - return ccr; - case MISCREG_ASI: - return asi; - case MISCREG_FPRS: - return fprs; - case MISCREG_TICK: - return tick; - case MISCREG_PCR: - panic("PCR not implemented\n"); - case MISCREG_PIC: - panic("PIC not implemented\n"); - case MISCREG_GSR: - return gsr; - case MISCREG_SOFTINT: - return softint; - case MISCREG_TICK_CMPR: - return tick_cmpr; - case MISCREG_STICK: - return stick; - case MISCREG_STICK_CMPR: - return stick_cmpr; + case MISCREG_Y: + return y; + case MISCREG_CCR: + return ccr; + case MISCREG_ASI: + return asi; + case MISCREG_FPRS: + return fprs; + case MISCREG_TICK: + return tick; + case MISCREG_PCR: + panic("PCR not implemented\n"); + case MISCREG_PIC: + panic("PIC not implemented\n"); + case MISCREG_GSR: + return gsr; + case MISCREG_SOFTINT: + return softint; + case MISCREG_TICK_CMPR: + return tick_cmpr; + case MISCREG_STICK: + return stick; + case MISCREG_STICK_CMPR: + return stick_cmpr; /** Privilged Registers */ - case MISCREG_TPC: - return tpc[tl-1]; - case MISCREG_TNPC: - return tnpc[tl-1]; - case MISCREG_TSTATE: - return tstate[tl-1]; - case MISCREG_TT: - return tt[tl-1]; - case MISCREG_PRIVTICK: - panic("Priviliged access to tick registers not implemented\n"); - case MISCREG_TBA: - return tba; - case MISCREG_PSTATE: - return pstate; - case MISCREG_TL: - return tl; - case MISCREG_PIL: - return pil; - case MISCREG_CWP: - return cwp; - case MISCREG_CANSAVE: - return cansave; - case MISCREG_CANRESTORE: - return canrestore; - case MISCREG_CLEANWIN: - return cleanwin; - case MISCREG_OTHERWIN: - return otherwin; - case MISCREG_WSTATE: - return wstate; - case MISCREG_GL: - return gl; + case MISCREG_TPC: + return tpc[tl-1]; + case MISCREG_TNPC: + return tnpc[tl-1]; + case MISCREG_TSTATE: + return tstate[tl-1]; + case MISCREG_TT: + return tt[tl-1]; + case MISCREG_PRIVTICK: + panic("Priviliged access to tick registers not implemented\n"); + case MISCREG_TBA: + return tba; + case MISCREG_PSTATE: + return pstate; + case MISCREG_TL: + return tl; + case MISCREG_PIL: + return pil; + case MISCREG_CWP: + return cwp; + case MISCREG_CANSAVE: + return cansave; + case MISCREG_CANRESTORE: + return canrestore; + case MISCREG_CLEANWIN: + return cleanwin; + case MISCREG_OTHERWIN: + return otherwin; + case MISCREG_WSTATE: + return wstate; + case MISCREG_GL: + return gl; /** Hyper privileged registers */ - case MISCREG_HPSTATE: - return hpstate; - case MISCREG_HTSTATE: - return htstate[tl-1]; - case MISCREG_HINTP: - panic("HINTP not implemented\n"); - case MISCREG_HTBA: - return htba; - case MISCREG_HVER: - return NWindows | MaxTL << 8 | MaxGL << 16; - case MISCREG_STRAND_STS_REG: - return strandStatusReg; - case MISCREG_HSTICK_CMPR: - return hstick_cmpr; + case MISCREG_HPSTATE: + return hpstate; + case MISCREG_HTSTATE: + return htstate[tl-1]; + case MISCREG_HINTP: + panic("HINTP not implemented\n"); + case MISCREG_HTBA: + return htba; + case MISCREG_HVER: + return NWindows | MaxTL << 8 | MaxGL << 16; + case MISCREG_STRAND_STS_REG: + return strandStatusReg; + case MISCREG_HSTICK_CMPR: + return hstick_cmpr; /** 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); + 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); } } @@ -283,37 +279,42 @@ MiscReg MiscRegFile::readRegWithEffect(int miscReg, ThreadContext * tc) { switch (miscReg) { // tick and stick are aliased to each other in niagra - case MISCREG_STICK: - case MISCREG_TICK: - case MISCREG_PRIVTICK: - // I'm not sure why legion ignores the lowest two bits, but we'll go - // with it - // change from curCycle() to instCount() until we're done with legion - DPRINTFN("Instruction Count when STICK read: %#X\n", - tc->getCpuPtr()->instCount()); - uint64_t t1 = mbits(tc->getCpuPtr()->instCount() - (tick & - mask(63)),62,2); - uint64_t t2 = mbits(tick,63,63) ; - return t1 | t2; - case MISCREG_FPRS: - panic("FPU not implemented\n"); - case MISCREG_PCR: - case MISCREG_PIC: - panic("Performance Instrumentation not impl\n"); + case MISCREG_TICK: + case MISCREG_PRIVTICK: + // I'm not sure why legion ignores the lowest two bits, but we'll go + // with it + // change from curCycle() to instCount() until we're done with legion + DPRINTFN("Instruction Count when STICK read: %#X\n", + tc->getCpuPtr()->instCount()); + return mbits(tc->getCpuPtr()->instCount() - (tick & + mask(63)),62,2) | mbits(tick,63,63) ; + case MISCREG_FPRS: + panic("FPU not implemented\n"); + case MISCREG_PCR: + case MISCREG_PIC: + panic("Performance Instrumentation not impl\n"); /** Floating Point Status Register */ - case MISCREG_FSR: - panic("Floating Point not implemented\n"); -//We'll include this only in FS so we don't need the SparcSystem type around -//in SE. -/*#if FULL_SYSTEM - case MISCREG_STICK: - SparcSystem *sys; - sys = dynamic_cast<SparcSystem*>(tc->getSystemPtr()); - assert(sys != NULL); - return curTick/Clock::Int::ns - sys->sysTick | (stick & ~(mask(63))); -#endif*/ - case MISCREG_HVER: - return NWindows | MaxTL << 8 | MaxGL << 16; + case MISCREG_FSR: + panic("Floating Point not implemented\n"); + case MISCREG_STICK: + case MISCREG_SOFTINT: + case MISCREG_SOFTINT_CLR: + case MISCREG_SOFTINT_SET: + case MISCREG_TICK_CMPR: + case MISCREG_STICK_CMPR: + case MISCREG_HPSTATE: + case MISCREG_HINTP: + case MISCREG_HTSTATE: + case MISCREG_HTBA: + case MISCREG_HVER: + case MISCREG_STRAND_STS_REG: + case MISCREG_HSTICK_CMPR: +#if FULL_SYSTEM + return readFSRegWithEffect(miscReg, tc); +#else + panic("Accessing Fullsystem register is SE mode\n"); +#endif + } return readReg(miscReg); } @@ -321,200 +322,200 @@ MiscReg MiscRegFile::readRegWithEffect(int miscReg, ThreadContext * tc) void MiscRegFile::setReg(int miscReg, const MiscReg &val) { switch (miscReg) { - case MISCREG_Y: - y = val; - break; - case MISCREG_CCR: - ccr = val; - break; - case MISCREG_ASI: - asi = val; - break; - case MISCREG_FPRS: - fprs = val; - break; - case MISCREG_TICK: - tick = val; - break; - case MISCREG_PCR: - panic("PCR not implemented\n"); - case MISCREG_PIC: - panic("PIC not implemented\n"); - case MISCREG_GSR: - gsr = val; - break; - case MISCREG_SOFTINT: - softint = val; - break; - case MISCREG_TICK_CMPR: - tick_cmpr = val; - break; - case MISCREG_STICK: - stick = val; - break; - case MISCREG_STICK_CMPR: - stick_cmpr = val; - break; + case MISCREG_Y: + y = val; + break; + case MISCREG_CCR: + ccr = val; + break; + case MISCREG_ASI: + asi = val; + break; + case MISCREG_FPRS: + fprs = val; + break; + case MISCREG_TICK: + tick = val; + break; + case MISCREG_PCR: + panic("PCR not implemented\n"); + case MISCREG_PIC: + panic("PIC not implemented\n"); + case MISCREG_GSR: + gsr = val; + break; + case MISCREG_SOFTINT: + softint = val; + break; + case MISCREG_TICK_CMPR: + tick_cmpr = val; + break; + case MISCREG_STICK: + stick = val; + break; + case MISCREG_STICK_CMPR: + stick_cmpr = val; + break; /** Privilged Registers */ - case MISCREG_TPC: - tpc[tl-1] = val; - break; - case MISCREG_TNPC: - tnpc[tl-1] = val; - break; - case MISCREG_TSTATE: - tstate[tl-1] = val; - break; - case MISCREG_TT: - tt[tl-1] = val; - break; - case MISCREG_PRIVTICK: - panic("Priviliged access to tick regesiters not implemented\n"); - case MISCREG_TBA: - // clear lower 7 bits on writes. - tba = val & ULL(~0x7FFF); - break; - case MISCREG_PSTATE: - pstate = (val & PSTATE_MASK); - break; - case MISCREG_TL: - tl = val; - break; - case MISCREG_PIL: - pil = val; - break; - case MISCREG_CWP: - cwp = val; - break; - case MISCREG_CANSAVE: - cansave = val; - break; - case MISCREG_CANRESTORE: - canrestore = val; - break; - case MISCREG_CLEANWIN: - cleanwin = val; - break; - case MISCREG_OTHERWIN: - otherwin = val; - break; - case MISCREG_WSTATE: - wstate = val; - break; - case MISCREG_GL: - gl = val; - break; + case MISCREG_TPC: + tpc[tl-1] = val; + break; + case MISCREG_TNPC: + tnpc[tl-1] = val; + break; + case MISCREG_TSTATE: + tstate[tl-1] = val; + break; + case MISCREG_TT: + tt[tl-1] = val; + break; + case MISCREG_PRIVTICK: + panic("Priviliged access to tick regesiters not implemented\n"); + case MISCREG_TBA: + // clear lower 7 bits on writes. + tba = val & ULL(~0x7FFF); + break; + case MISCREG_PSTATE: + pstate = (val & PSTATE_MASK); + break; + case MISCREG_TL: + tl = val; + break; + case MISCREG_PIL: + pil = val; + break; + case MISCREG_CWP: + cwp = val; + break; + case MISCREG_CANSAVE: + cansave = val; + break; + case MISCREG_CANRESTORE: + canrestore = val; + break; + case MISCREG_CLEANWIN: + cleanwin = val; + break; + case MISCREG_OTHERWIN: + otherwin = val; + break; + case MISCREG_WSTATE: + wstate = val; + break; + case MISCREG_GL: + gl = val; + break; /** Hyper privileged registers */ - case MISCREG_HPSTATE: - hpstate = val; - break; - case MISCREG_HTSTATE: - htstate[tl-1] = val; - break; - case MISCREG_HINTP: - panic("HINTP not implemented\n"); - case MISCREG_HTBA: - htba = val; - break; - case MISCREG_STRAND_STS_REG: - strandStatusReg = val; - break; - case MISCREG_HSTICK_CMPR: - hstick_cmpr = val; - break; + case MISCREG_HPSTATE: + hpstate = val; + break; + case MISCREG_HTSTATE: + htstate[tl-1] = val; + break; + case MISCREG_HINTP: + panic("HINTP not implemented\n"); + case MISCREG_HTBA: + htba = val; + break; + case MISCREG_STRAND_STS_REG: + strandStatusReg = val; + break; + case MISCREG_HSTICK_CMPR: + hstick_cmpr = val; + break; /** Floating Point Status Register */ - 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); + 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); } } @@ -522,100 +523,47 @@ void MiscRegFile::setRegWithEffect(int miscReg, const MiscReg &val, ThreadContext * tc) { const uint64_t Bit64 = (1ULL << 63); -#if FULL_SYSTEM - uint64_t time; - SparcSystem *sys; -#endif switch (miscReg) { - case MISCREG_STICK: - case MISCREG_TICK: - // change from curCycle() to instCount() until we're done with legion - tick = tc->getCpuPtr()->instCount() - val & ~Bit64; - tick |= val & Bit64; - break; - case MISCREG_FPRS: - //Configure the fpu based on the fprs - break; - case MISCREG_PCR: - //Set up performance counting based on pcr value - break; - case MISCREG_PSTATE: - pstate = val & PSTATE_MASK; - return; - case MISCREG_TL: - tl = val; - return; - case MISCREG_CWP: - tc->changeRegFileContext(CONTEXT_CWP, val); - break; - case MISCREG_GL: - tc->changeRegFileContext(CONTEXT_GLOBALS, val); - break; - case MISCREG_SOFTINT: - //We need to inject interrupts, and or notify the interrupt - //object that it needs to use a different interrupt level. - //Any newly appropriate interrupts will happen when the cpu gets - //around to checking for them. This might not be quite what we - //want. - break; - case MISCREG_SOFTINT_CLR: - //Do whatever this is supposed to do... - break; - case MISCREG_SOFTINT_SET: - //Do whatever this is supposed to do... - break; -#if FULL_SYSTEM - case MISCREG_TICK_CMPR: - if (tickCompare == NULL) - tickCompare = new TickCompareEvent(this, tc); - setReg(miscReg, val); - if ((tick_cmpr & mask(63)) && tickCompare->scheduled()) - tickCompare->deschedule(); - time = (tick_cmpr & mask(63)) - (tick & mask(63)); - if (!(tick_cmpr & ~mask(63)) && time > 0) - tickCompare->schedule(time * tc->getCpuPtr()->cycles(1)); - break; -#endif - case MISCREG_PIL: - //We need to inject interrupts, and or notify the interrupt - //object that it needs to use a different interrupt level. - //Any newly appropriate interrupts will happen when the cpu gets - //around to checking for them. This might not be quite what we - //want. - break; -//We'll include this only in FS so we don't need the SparcSystem type around -//in SE. + case MISCREG_STICK: + case MISCREG_TICK: + // change from curCycle() to instCount() until we're done with legion + tick = tc->getCpuPtr()->instCount() - val & ~Bit64; + tick |= val & Bit64; + break; + case MISCREG_FPRS: + //Configure the fpu based on the fprs + break; + case MISCREG_PCR: + //Set up performance counting based on pcr value + break; + case MISCREG_PSTATE: + pstate = val & PSTATE_MASK; + return; + case MISCREG_TL: + tl = val; + return; + case MISCREG_CWP: + tc->changeRegFileContext(CONTEXT_CWP, val); + break; + case MISCREG_GL: + tc->changeRegFileContext(CONTEXT_GLOBALS, val); + break; + case MISCREG_PIL: + case MISCREG_SOFTINT: + case MISCREG_TICK_CMPR: + case MISCREG_STICK_CMPR: + case MISCREG_HPSTATE: + case MISCREG_HINTP: + case MISCREG_HTSTATE: + case MISCREG_HTBA: + case MISCREG_HVER: + case MISCREG_STRAND_STS_REG: + case MISCREG_HSTICK_CMPR: #if FULL_SYSTEM - // @todo figure out how we're actualy going to do this. In niagra the - // registers are aliased to the same thing (see tick above) - /*case MISCREG_STICK: - sys = dynamic_cast<SparcSystem*>(tc->getSystemPtr()); - assert(sys != NULL); - sys->sysTick = curTick/Clock::Int::ns - val & ~Bit64; - stick |= val & Bit64; - break;*/ - case MISCREG_STICK_CMPR: - if (sTickCompare == NULL) - sTickCompare = new STickCompareEvent(this, tc); - sys = dynamic_cast<SparcSystem*>(tc->getSystemPtr()); - assert(sys != NULL); - if ((stick_cmpr & ~mask(63)) && sTickCompare->scheduled()) - sTickCompare->deschedule(); - time = (stick_cmpr & mask(63)) - sys->sysTick; - if (!(stick_cmpr & ~mask(63)) && time > 0) - sTickCompare->schedule(time * Clock::Int::ns); - break; - case MISCREG_HSTICK_CMPR: - if (hSTickCompare == NULL) - hSTickCompare = new HSTickCompareEvent(this, tc); - sys = dynamic_cast<SparcSystem*>(tc->getSystemPtr()); - assert(sys != NULL); - if ((hstick_cmpr & ~mask(63)) && hSTickCompare->scheduled()) - hSTickCompare->deschedule(); - int64_t time = (hstick_cmpr & mask(63)) - sys->sysTick; - if (!(hstick_cmpr & ~mask(63)) && time > 0) - hSTickCompare->schedule(time * Clock::Int::ns); - break; + setFSRegWithEffect(miscReg, val, tc); + return; +#else + panic("Accessing Fullsystem register is SE mode\n"); #endif } setReg(miscReg, val); @@ -720,24 +668,5 @@ void MiscRegFile::unserialize(Checkpoint * cp, const std::string & section) UNSERIALIZE_SCALAR(dTlbSfsr); UNSERIALIZE_SCALAR(dTlbSfar); UNSERIALIZE_SCALAR(dTlbTagAccess); - UNSERIALIZE_ARRAY(scratchPad,8);} - -#if FULL_SYSTEM -void -MiscRegFile::processTickCompare(ThreadContext *tc) -{ - panic("tick compare not implemented\n"); -} - -void -MiscRegFile::processSTickCompare(ThreadContext *tc) -{ - panic("tick compare not implemented\n"); + UNSERIALIZE_ARRAY(scratchPad,8); } - -void -MiscRegFile::processHSTickCompare(ThreadContext *tc) -{ - panic("tick compare not implemented\n"); -} -#endif |