Fixed A20 after returning from SMM on Intel i686 CPU's.
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@@ -933,7 +933,7 @@ void smram_restore_state_p6(uint32_t *saved_state)
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cpu_state.seg_gs.ar_high = (saved_state[SMRAM_FIELD_P6_GS_SELECTOR_AR] >> 24) & 0xff;
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smm_seg_load(&cpu_state.seg_gs);
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mem_a20_alt = (!saved_state[SMRAM_FIELD_P6_A20M]) << 1;
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mem_a20_alt = 0;
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keyboard_at_set_a20_key(!saved_state[SMRAM_FIELD_P6_A20M]);
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mem_a20_recalc();
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