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authorGabe Black <gblack@eecs.umich.edu>2007-03-13 15:03:34 -0400
committerGabe Black <gblack@eecs.umich.edu>2007-03-13 15:03:34 -0400
commitff90b8c1aa99711eeb55c5eba29519f77cbc041c (patch)
tree625d8574e483b01552f9d819321807ea4c9853ed /src/arch/sparc
parent0d0e18a0653f321c90ced826682a98d14bba9045 (diff)
parenta068d6db0fff7056abb06bb8a99494b63bd169e1 (diff)
downloadgem5-ff90b8c1aa99711eeb55c5eba29519f77cbc041c.tar.xz
Merge zizzer.eecs.umich.edu:/bk/newmem
into zower.eecs.umich.edu:/home/gblack/m5/newmem-statetrace --HG-- extra : convert_revision : 61eca737296a5ce839d3b97f047b4fda062cb899
Diffstat (limited to 'src/arch/sparc')
-rw-r--r--src/arch/sparc/miscregfile.cc8
-rw-r--r--src/arch/sparc/ua2005.cc17
2 files changed, 14 insertions, 11 deletions
diff --git a/src/arch/sparc/miscregfile.cc b/src/arch/sparc/miscregfile.cc
index ac30afde9..5bd572d38 100644
--- a/src/arch/sparc/miscregfile.cc
+++ b/src/arch/sparc/miscregfile.cc
@@ -231,14 +231,6 @@ MiscReg MiscRegFile::readRegNoEffect(int miscReg)
return hintp;
case MISCREG_HTBA:
return htba;
- case MISCREG_HVER:
- // XXX set to match Legion
- return ULL(0x3e) << 48 |
- ULL(0x23) << 32 |
- ULL(0x20) << 24 |
- //MaxGL << 16 | XXX For some reason legion doesn't set GL
- MaxTL << 8 |
- (NWindows -1) << 0;
case MISCREG_STRAND_STS_REG:
return strandStatusReg;
case MISCREG_HSTICK_CMPR:
diff --git a/src/arch/sparc/ua2005.cc b/src/arch/sparc/ua2005.cc
index 439f38457..48e97a531 100644
--- a/src/arch/sparc/ua2005.cc
+++ b/src/arch/sparc/ua2005.cc
@@ -195,6 +195,7 @@ MiscRegFile::setFSReg(int miscReg, const MiscReg &val, ThreadContext *tc)
panic("No support for setting spec_en bit\n");
setRegNoEffect(miscReg, bits(val,0,0));
if (!bits(val,0,0)) {
+ DPRINTF(Quiesce, "Cpu executed quiescing instruction\n");
// Time to go to sleep
tc->suspend();
if (tc->getKernelStats())
@@ -235,7 +236,13 @@ MiscRegFile::readFSReg(int miscReg, ThreadContext * tc)
case MISCREG_HTBA:
return readRegNoEffect(miscReg) & ULL(~0x7FFF);
case MISCREG_HVER:
- return NWindows | MaxTL << 8 | MaxGL << 16;
+ // XXX set to match Legion
+ return ULL(0x3e) << 48 |
+ ULL(0x23) << 32 |
+ ULL(0x20) << 24 |
+ //MaxGL << 16 | XXX For some reason legion doesn't set GL
+ MaxTL << 8 |
+ (NWindows -1) << 0;
case MISCREG_STRAND_STS_REG:
System *sys;
@@ -301,7 +308,7 @@ MiscRegFile::processSTickCompare(ThreadContext *tc)
tc->getCpuPtr()->instCount();
assert(ticks >= 0 && "stick compare missed interrupt cycle");
- if (ticks == 0) {
+ if (ticks == 0 || tc->status() == ThreadContext::Suspended) {
DPRINTF(Timer, "STick compare cycle reached at %#x\n",
(stick_cmpr & mask(63)));
if (!(tc->readMiscRegNoEffect(MISCREG_STICK_CMPR) & (ULL(1) << 63))) {
@@ -318,11 +325,15 @@ MiscRegFile::processHSTickCompare(ThreadContext *tc)
// we're actually at the correct cycle or we need to wait a little while
// more
int ticks;
+ if ( tc->status() == ThreadContext::Halted ||
+ tc->status() == ThreadContext::Unallocated)
+ return;
+
ticks = ((int64_t)(hstick_cmpr & mask(63)) - (int64_t)stick) -
tc->getCpuPtr()->instCount();
assert(ticks >= 0 && "hstick compare missed interrupt cycle");
- if (ticks == 0) {
+ if (ticks == 0 || tc->status() == ThreadContext::Suspended) {
DPRINTF(Timer, "HSTick compare cycle reached at %#x\n",
(stick_cmpr & mask(63)));
if (!(tc->readMiscRegNoEffect(MISCREG_HSTICK_CMPR) & (ULL(1) << 63))) {