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authorTim Newsome <tim@sifive.com>2016-09-02 12:37:38 -0700
committerTim Newsome <tim@sifive.com>2016-09-02 12:37:38 -0700
commit2b390a9dea7435c5e83c11433c05e136ad9b163a (patch)
tree1e61e6024ebce5290b99401c4d7d94f8d8b3a091 /riscv/mmu.h
parente464ab8efb36fc089303f11ddf78e32a90530c43 (diff)
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Support triggers on TLB misses.
Diffstat (limited to 'riscv/mmu.h')
-rw-r--r--riscv/mmu.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/riscv/mmu.h b/riscv/mmu.h
index 3da2c92..1f8d34b 100644
--- a/riscv/mmu.h
+++ b/riscv/mmu.h
@@ -219,6 +219,9 @@ private:
inline trigger_matched_t *trigger_exception(trigger_operation_t operation,
reg_t address, reg_t data)
{
+ if (!proc) {
+ return NULL;
+ }
int match = proc->trigger_match(operation, address, data);
if (match == -1)
return NULL;