diff options
Diffstat (limited to 'src/arch/sparc/remote_gdb.cc')
| -rw-r--r-- | src/arch/sparc/remote_gdb.cc | 32 |
1 files changed, 25 insertions, 7 deletions
diff --git a/src/arch/sparc/remote_gdb.cc b/src/arch/sparc/remote_gdb.cc index 21c4a468c..2221576a3 100644 --- a/src/arch/sparc/remote_gdb.cc +++ b/src/arch/sparc/remote_gdb.cc @@ -138,7 +138,7 @@ using namespace std; using namespace TheISA; RemoteGDB::RemoteGDB(System *_system, ThreadContext *c) - : BaseRemoteGDB(_system, c, NumGDBRegs) + : BaseRemoteGDB(_system, c, NumGDBRegs), nextBkpt(0) {} /////////////////////////////////////////////////////////// @@ -165,10 +165,27 @@ RemoteGDB::getregs() { memset(gdbregs.regs, 0, gdbregs.size); - gdbregs.regs[RegPc] = context->readPC(); - gdbregs.regs[RegNpc] = context->readNextPC(); + if (context->readMiscRegWithEffect(MISCREG_PSTATE) & + PSTATE::am) + panic("In 32bit mode\n"); + + gdbregs.regs[RegPc] = htobe(context->readPC()); + gdbregs.regs[RegNpc] = htobe(context->readNextPC()); for(int x = RegG0; x <= RegI0 + 7; x++) - gdbregs.regs[x] = context->readIntReg(x - RegG0); + gdbregs.regs[x] = htobe(context->readIntReg(x - RegG0)); + + gdbregs.regs[RegFsr] = htobe(context->readMiscRegWithEffect(MISCREG_FSR)); + gdbregs.regs[RegFprs] = htobe(context->readMiscRegWithEffect(MISCREG_FPRS)); + gdbregs.regs[RegY] = htobe(context->readIntReg(NumIntArchRegs + 1)); + gdbregs.regs[RegState] = htobe( + context->readMiscRegWithEffect(MISCREG_CWP) | + context->readMiscRegWithEffect(MISCREG_PSTATE) << 8 | + context->readMiscRegWithEffect(MISCREG_ASI) << 24 | + context->readIntReg(NumIntArchRegs + 2) << 32); + + + DPRINTF(GDBRead, "PC=%#x\n", gdbregs.regs[RegPc]); + //Floating point registers are left at 0 in netbsd //All registers other than the pc, npc and int regs //are ignored as well. @@ -193,12 +210,13 @@ RemoteGDB::setregs() void RemoteGDB::clearSingleStep() { - warn("SPARC single stepping not implemented, " - "but clearSingleStep called\n"); + if (nextBkpt) + clearTempBreakpoint(nextBkpt); } void RemoteGDB::setSingleStep() { - panic("SPARC single stepping not implemented.\n"); + nextBkpt = context->readNextPC(); + setTempBreakpoint(nextBkpt); } |