diff options
| author | Igor V. Kovalenko <igor.v.kovalenko@gmail.com> | 2010-05-22 14:52:40 +0400 |
|---|---|---|
| committer | Blue Swirl <blauwirbel@gmail.com> | 2010-05-22 12:52:38 +0000 |
| commit | 664a65b0dbd9a4845ac7d3c21e8b103031ee57f2 (patch) | |
| tree | cb75ff2dad6311ef9ab33450a3745d7e7d08eb74 /target-sparc/op_helper.c | |
| parent | 9fd1ae3a0e3328056eaa2ae950ba0023e53423b2 (diff) | |
sparc64: flush translations on mmu context change
- two pairs of softmmu indexes bind softmmu tlb to cpu tlb in fault handlers
using value of DMMU primary and secondary context registers, so we need to
flush softmmu translations when context registers are changed
Signed-off-by: Igor V. Kovalenko <igor.v.kovalenko@gmail.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'target-sparc/op_helper.c')
| -rw-r--r-- | target-sparc/op_helper.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/target-sparc/op_helper.c b/target-sparc/op_helper.c index 28224b23dc..edeeb4469a 100644 --- a/target-sparc/op_helper.c +++ b/target-sparc/op_helper.c @@ -2959,9 +2959,15 @@ void helper_st_asi(target_ulong addr, target_ulong val, int asi, int size) break; case 1: // Primary context env->dmmu.mmu_primary_context = val; + /* can be optimized to only flush MMU_USER_IDX + and MMU_KERNEL_IDX entries */ + tlb_flush(env, 1); break; case 2: // Secondary context env->dmmu.mmu_secondary_context = val; + /* can be optimized to only flush MMU_USER_SECONDARY_IDX + and MMU_KERNEL_SECONDARY_IDX entries */ + tlb_flush(env, 1); break; case 5: // TSB access DPRINTF_MMU("dmmu TSB write: 0x%016" PRIx64 " -> 0x%016" |