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target-sh4: update PTEH upon MMU exception 

Update the PTEH register to contain the VPN at which an MMU
exception occured as specified by the SH4 reference.

Signed-off-by: Alexandre Courbot <gnurou@gmail.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Alexandre Courbot 2011-01-26 11:57:53 +09:00 committed by Aurelien Jarno
parent bc656a2968
commit e3f114f761
1 changed files with 4 additions and 0 deletions
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4
target-sh4/helper.c
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@ -453,6 +453,10 @@ int cpu_sh4_handle_mmu_fault(CPUState * env, target_ulong address, int rw,
if (ret != MMU_OK) { if (ret != MMU_OK) {
env->tea = address; env->tea = address;
if (ret != MMU_DTLB_MULTIPLE && ret != MMU_ITLB_MULTIPLE) {
env->pteh = (env->pteh & PTEH_ASID_MASK) |
(address & PTEH_VPN_MASK);
}
switch (ret) { switch (ret) {
case MMU_ITLB_MISS: case MMU_ITLB_MISS:
case MMU_DTLB_MISS_READ: case MMU_DTLB_MISS_READ: