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author | Ali Saidi <saidi@eecs.umich.edu> | 2007-05-09 15:37:46 -0400 |
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committer | Ali Saidi <saidi@eecs.umich.edu> | 2007-05-09 15:37:46 -0400 |
commit | 37b45e3c8cb2aef57e1d5dd8efd46705b8d46c16 (patch) | |
tree | 6a4d803e04308139788ee55db97bb37b743ab492 /src/sim/faults.cc | |
parent | a38c79ec22918b02c529c930827e64e440984d29 (diff) | |
download | gem5-37b45e3c8cb2aef57e1d5dd8efd46705b8d46c16.tar.xz |
fix the translating ports so it can add a page on a fault
--HG--
extra : convert_revision : 56f6f2cbf4e92b7f2dd8c9453831fab86d83ef80
Diffstat (limited to 'src/sim/faults.cc')
-rw-r--r-- | src/sim/faults.cc | 17 |
1 files changed, 2 insertions, 15 deletions
diff --git a/src/sim/faults.cc b/src/sim/faults.cc index b09bbc177..fe62874d7 100644 --- a/src/sim/faults.cc +++ b/src/sim/faults.cc @@ -61,21 +61,8 @@ void PageTableFault::invoke(ThreadContext *tc) { Process *p = tc->getProcessPtr(); - // We've accessed the next page of the stack, so extend the stack - // to cover it. - if(vaddr < p->stack_min && vaddr >= p->stack_min - TheISA::PageBytes) - { - p->stack_min -= TheISA::PageBytes; - if(p->stack_base - p->stack_min > 8*1024*1024) - fatal("Over max stack size for one thread\n"); - p->pTable->allocate(p->stack_min, TheISA::PageBytes); - warn("Increasing stack size by one page."); - } - // Otherwise, we have an unexpected page fault. Report that fact, - // and what address was accessed to cause the fault. - else - { + if (!p->checkAndAllocNextPage(vaddr)) panic("Page table fault when accessing virtual address %#x\n", vaddr); - } + } #endif |