Commit 6bb70571 authored by bellard's avatar bellard
Browse files

a20 fix

git-svn-id: svn:// c046a42c-6fe2-441c-8c8c-71466251a162
parent 4136f33c
......@@ -190,6 +190,10 @@ void cpu_x86_set_a20(CPUX86State *env, int a20_state)
a20_state = (a20_state != 0);
if (a20_state != a20_enabled) {
/* if the cpu is currently executing code, we must unlink it and
all the potentially executing TB */
cpu_interrupt(env, 0);
/* when a20 is changed, all the MMU mappings are invalid, so
we must flush everything */
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