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Invalidate TLBs when domains are changed (Matthew Warton). 

Legalise cp15 pid register writes (Matthew Warton).


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3494 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
balrog 2007-10-31 00:47:13 +00:00
parent 7bfe577702
commit 405ee3ad57
1 changed files with 1 additions and 2 deletions
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3
target-arm/helper.c
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@ -704,6 +704,7 @@ void helper_set_cp15(CPUState *env, uint32_t insn, uint32_t val)
break;
case 3: /* MMU Domain access control / MPU write buffer control. */
env->cp15.c3 = val;
tlb_flush(env, 1); /* Flush TLB as domain not tracked in TLB */
break;
case 4: /* Reserved. */
goto bad_reg;
@ -814,8 +815,6 @@ void helper_set_cp15(CPUState *env, uint32_t insn, uint32_t val)
case 13: /* Process ID. */
switch (op2) {
case 0:
if (!arm_feature(env, ARM_FEATURE_MPU))
goto bad_reg;
/* Unlike real hardware the qemu TLB uses virtual addresses,
not modified virtual addresses, so this causes a TLB flush.
*/