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Implemented PCI interrupt controller ports 4D0 and 4D1;

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Applied more mainline PCem commits;
Repplied the CPU optimization commit alongside the fix commit.
This commit is contained in:
OBattler
2017-06-03 00:45:12 +02:00
parent fbaac7d319
commit ec732312c3
26 changed files with 807 additions and 177 deletions
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23
src/CPU/808x.c
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@@ -1,6 +1,21 @@
/* Copyright holders: Sarah Walker, Tenshi
see COPYING for more details
*/
/*
* 86Box A hypervisor and IBM PC system emulator that specializes in
* running old operating systems and software designed for IBM
* PC systems and compatibles from 1981 through fairly recent
* system designs based on the PCI bus.
*
* This file is part of the 86Box distribution.
*
* 808x CPU emulation.
*
* Version: @(#)808x.c 1.0.0 2017/05/30
*
* Author: Sarah Walker, <http://pcem-emulator.co.uk/>
* Miran Grca, <mgrca8@gmail.com>
* Copyright 2008-2017 Sarah Walker.
* Copyright 2016-2017 Miran Grca.
*/
/*SHR AX,1
4 clocks - fetch opcode
@@ -552,6 +567,7 @@ void resetx86()
resets++;
ins = 0;
use32=0;
cpu_cur_status = 0;
stack32=0;
cpu_state.pc=0;
msw=0;
@@ -589,6 +605,7 @@ void softresetx86()
{
use32=0;
stack32=0;
cpu_cur_status = 0;
cpu_state.pc=0;
msw=0;
cr0=0;