Cleaned up the parallel port emulation, added IRQ support, and made enabling/disabling per port; Added the Award 430NX and the Intel Classic/PCI (Alfredo, 420TX); Finished the 586MC1; Added 8087 emulation; Moved Cyrix 6x86'es to the Dev branch; Sanitized/cleaned up memregs.c/h and intel.c/h; Split the chipsets from machines and sanitized Port 92 emulation; Added support for the 15bpp mode to the Compaq ATI 28800; Moved the MR 386DX and 486 machines to the Dev branch; Ported the new dynamic recompiler from PCem, but it remains in Dev branch until after v2.00; Ported the new timer code from PCem; Cleaned up the CPU table of unused stuff and better optimized its structure; Ported the Open-XT and Open-AT from VARCem, the Open-AT is in the Dev branch; Ported the XT MFM controller rewrite and adding of more controllers (incl. two RLL ones), from VARCem; Added the AHA-1540A and the BusTek BT-542B; Moved the Sumo SCSI-AT to the Dev branch; Minor IDE, FDC, and floppy drive code clean-ups; Made NCR 5380/53C400-based cards' BIOS address configurable; Got rid of the legacy romset variable; Unified (video) buffer and buffer32 into one and make the unified buffer 32-bit; Added the Amstead PPC512 per PCem patch by John Elliott; Switched memory mapping granularity from 16k to 4k (less than 1k not possible due to internal pages); Rewrote the CL-GD 54xx blitter, fixes Win-OS/2 on the 54x6 among other thing; Added the Image Manager 1024 and Professional Graphics Controller per PCem patch by John Elliott and work done on VARCem; Added Headland HT-216, GC-205 and Video 7 VGA 1024i emulation based on PCem commit; Implemented the fuction keys for the Toshiba T1000/T1200/T3100 enhancement; Amstrad MegaPC does now works correctly with non-internal graphics card; The SLiRP code no longer casts a packed struct type to a non-packed struct type; The Xi8088 and PB410a no longer hang on 86Box when PS/2 mouse is not present; The S3 Virge on BeOS is no longer broken (was broken by build #1591); OS/2 2.0 build 6.167 now sees key presses again; Xi8088 now work on CGA again; 86F images converted from either the old or new variants of the HxC MFM format now work correctly; Hardware interrupts with a vector of 0xFF are now handled correctly; OPTi 495SX boards no longer incorrectly have 64 MB maximum RAM when 32 MB is correct; Fixed VNC keyboard input bugs; Fixed AT RTC periodic interrupt - Chicago 58s / 73f / 73g / 81 MIDI play no longer hangs with the build's own VTD driver; Fixed mouse polling with internal mice - Amstrad and Olivetti mice now work correctly; Triones ATAPI DMA driver now correctly reads a file at the end of a CD image with a sectors number not divisible by 4; Compaq Portable now works with all graphics cards; Fixed various MDSI Genius bugs; Added segment limit checks and improved page fault checks for several CPU instructions - Memphis 15xx WINSETUP and Chicago 58s WINDISK.CPL no longer issue a GPF, and some S3 drivers that used to have glitches, now work correctly; Further improved the 808x emulation, also fixes the noticably choppy sound when using 808x CPU's, also fixes #355; OS/2 installer no logner locks up on splash screen on PS/2 Model 70 and 80, fixes #400. Fixed several Amstead bugs, GEM no longer crashes on the Amstrad 1640, fixes #391. Ported John Elliott's Amstrad fixes and improvement from PCem, and fixed the default language so it's correctly Engliish, fixes #278, fixes #389. Fixed a minor IDE timing bug, fixes #388. Fixed Toshiba T1000 RAM issues, fixes #379. Fixed EGA/(S)VGA overscan border handling, fixes #378; Got rid of the now long useless IDE channel 2 auto-removal, fixes #370; Fixed the BIOS files used by the AMSTRAD PC1512, fixes #366; Ported the Unicode CD image file name fix from VARCem, fixes #365; Fixed high density floppy disks on the Xi8088, fixes #359; Fixed some bugs in the Hercules emulation, fixes #346, fixes #358; Fixed the SCSI hard disk mode sense pages, fixes #356; Removed the AMI Unknown 386SX because of impossibility to identify the chipset, closes #349; Fixed bugs in the serial mouse emulation, fixes #344; Compiled 86Box binaries now include all the required .DLL's, fixes #341; Made some combo boxes in the Settings dialog slightly wider, fixes #276.
342 lines
6.8 KiB
C
342 lines
6.8 KiB
C
/*
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* 86Box A hypervisor and IBM PC system emulator that specializes in
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* running old operating systems and software designed for IBM
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* PC systems and compatibles from 1981 through fairly recent
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* system designs based on the PCI bus.
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*
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* This file is part of the 86Box distribution.
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*
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* Implementation of 386DX and 486 machines.
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*
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* Version: @(#)m_at_386dx_486.c 1.0.0 2019/05/16
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*
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* Authors: Sarah Walker, <http://pcem-emulator.co.uk/>
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* Miran Grca, <mgrca8@gmail.com>
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*
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* Copyright 2010-2019 Sarah Walker.
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* Copyright 2016-2019 Miran Grca.
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*/
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#include <stdarg.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#include <wchar.h>
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#define HAVE_STDARG_H
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#include "../86box.h"
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#include "../cpu/cpu.h"
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#include "../timer.h"
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#include "../io.h"
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#include "../device.h"
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#include "../chipset/chipset.h"
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#include "../keyboard.h"
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#include "../mem.h"
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#include "../pci.h"
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#include "../floppy/fdd.h"
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#include "../floppy/fdc.h"
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#include "../rom.h"
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#include "../sio.h"
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#include "../disk/hdc.h"
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#include "../video/video.h"
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#include "../video/vid_ht216.h"
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#include "../intel_flash.h"
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#include "../intel_sio.h"
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#include "machine.h"
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int
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machine_at_pb410a_init(const machine_t *model)
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{
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int ret;
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ret = bios_load_linear(L"roms/machines/pb410a/pb410a.080337.4abf.u25.bin",
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0x000e0000, 131072, 0);
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if (bios_only || !ret)
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return ret;
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machine_at_ibm_common_ide_init(model);
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device_add(&keyboard_ps2_device);
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device_add(&acc3221_device);
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device_add(&acc2168_device);
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if (gfxcard == VID_INTERNAL)
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device_add(&ht216_32_pb410a_device);
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return ret;
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}
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static void
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machine_at_ali1429_common_init(const machine_t *model)
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{
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machine_at_common_ide_init(model);
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device_add(&ali1429_device);
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device_add(&keyboard_at_ami_device);
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device_add(&fdc_at_device);
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}
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int
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machine_at_ali1429_init(const machine_t *model)
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{
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int ret;
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ret = bios_load_linear(L"roms/machines/ami486/ami486.bin",
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0x000f0000, 65536, 0);
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if (bios_only || !ret)
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return ret;
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machine_at_ali1429_common_init(model);
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return ret;
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}
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int
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machine_at_winbios1429_init(const machine_t *model)
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{
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int ret;
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ret = bios_load_linear(L"roms/machines/win486/ali1429g.amw",
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0x000f0000, 65536, 0);
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if (bios_only || !ret)
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return ret;
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machine_at_ali1429_common_init(model);
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return ret;
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}
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int
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machine_at_opti495_init(const machine_t *model)
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{
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int ret;
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ret = bios_load_linear(L"roms/machines/award495/opt495s.awa",
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0x000f0000, 65536, 0);
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if (bios_only || !ret)
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return ret;
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machine_at_common_ide_init(model);
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device_add(&opti495_device);
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device_add(&keyboard_at_device);
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device_add(&fdc_at_device);
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return ret;
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}
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static void
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machine_at_opti495_ami_common_init(const machine_t *model)
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{
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machine_at_common_ide_init(model);
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device_add(&opti495_device);
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device_add(&keyboard_at_ami_device);
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device_add(&fdc_at_device);
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}
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int
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machine_at_opti495_ami_init(const machine_t *model)
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{
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int ret;
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ret = bios_load_linear(L"roms/machines/ami495/opt495sx.ami",
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0x000f0000, 65536, 0);
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if (bios_only || !ret)
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return ret;
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machine_at_opti495_ami_common_init(model);
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return ret;
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}
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#if defined(DEV_BRANCH) && defined(USE_MR495)
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int
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machine_at_opti495_mr_init(const machine_t *model)
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{
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int ret;
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ret = bios_load_linear(L"roms/machines/mr495/opt495sx.mr",
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0x000f0000, 65536, 0);
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if (bios_only || !ret)
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return ret;
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machine_at_opti495_ami_common_init(model);
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return ret;
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}
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#endif
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static void
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machine_at_sis_85c471_common_init(const machine_t *model)
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{
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machine_at_common_ide_init(model);
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device_add(&fdc_at_device);
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device_add(&sis_85c471_device);
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}
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int
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machine_at_ami471_init(const machine_t *model)
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{
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int ret;
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ret = bios_load_linear(L"roms/machines/ami471/SIS471BE.AMI",
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0x000f0000, 65536, 0);
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if (bios_only || !ret)
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return ret;
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machine_at_sis_85c471_common_init(model);
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device_add(&keyboard_at_ami_device);
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return ret;
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}
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int
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machine_at_dtk486_init(const machine_t *model)
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{
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int ret;
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ret = bios_load_linear(L"roms/machines/dtk486/4siw005.bin",
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0x000f0000, 65536, 0);
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if (bios_only || !ret)
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return ret;
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machine_at_sis_85c471_common_init(model);
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device_add(&keyboard_at_device);
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return ret;
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}
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int
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machine_at_px471_init(const machine_t *model)
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{
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int ret;
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ret = bios_load_linear(L"roms/machines/px471/SIS471A1.PHO",
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0x000f0000, 65536, 0);
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if (bios_only || !ret)
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return ret;
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machine_at_sis_85c471_common_init(model);
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device_add(&keyboard_at_device);
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return ret;
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}
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int
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machine_at_win471_init(const machine_t *model)
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{
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int ret;
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ret = bios_load_linear(L"roms/machines/win471/4sim001.bin",
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0x000f0000, 65536, 0);
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if (bios_only || !ret)
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return ret;
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machine_at_sis_85c471_common_init(model);
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device_add(&keyboard_at_ami_device);
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return ret;
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}
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static void
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machine_at_sis_85c496_common_init(const machine_t *model)
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{
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machine_at_common_init(model);
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device_add(&ide_pci_device);
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pci_init(PCI_CONFIG_TYPE_1);
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pci_register_slot(0x05, PCI_CARD_SPECIAL, 0, 0, 0, 0);
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pci_register_slot(0x0B, PCI_CARD_NORMAL, 1, 2, 3, 4);
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pci_register_slot(0x0D, PCI_CARD_NORMAL, 2, 3, 4, 1);
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pci_register_slot(0x0F, PCI_CARD_NORMAL, 3, 4, 1, 2);
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pci_register_slot(0x07, PCI_CARD_NORMAL, 4, 1, 2, 3);
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device_add(&keyboard_ps2_pci_device);
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pci_set_irq_routing(PCI_INTA, PCI_IRQ_DISABLED);
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pci_set_irq_routing(PCI_INTB, PCI_IRQ_DISABLED);
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pci_set_irq_routing(PCI_INTC, PCI_IRQ_DISABLED);
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pci_set_irq_routing(PCI_INTD, PCI_IRQ_DISABLED);
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device_add(&sis_85c496_device);
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}
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int
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machine_at_r418_init(const machine_t *model)
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{
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int ret;
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ret = bios_load_linear(L"roms/machines/r418/r418i.bin",
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0x000e0000, 131072, 0);
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if (bios_only || !ret)
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return ret;
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machine_at_sis_85c496_common_init(model);
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device_add(&fdc37c665_device);
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return ret;
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}
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int
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machine_at_alfredo_init(const machine_t *model)
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{
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int ret;
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ret = bios_load_linear_combined(L"roms/machines/alfredo/1010AQ0_.BIO",
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L"roms/machines/alfredo/1010AQ0_.BI1", 0x1c000, 128);
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if (bios_only || !ret)
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return ret;
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machine_at_common_init(model);
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device_add(&ide_pci_2ch_device);
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pci_init(PCI_CONFIG_TYPE_2 | PCI_NO_IRQ_STEERING);
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pci_register_slot(0x00, PCI_CARD_SPECIAL, 0, 0, 0, 0);
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pci_register_slot(0x01, PCI_CARD_SPECIAL, 0, 0, 0, 0);
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pci_register_slot(0x06, PCI_CARD_NORMAL, 3, 2, 1, 4);
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pci_register_slot(0x0E, PCI_CARD_NORMAL, 2, 1, 3, 4);
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pci_register_slot(0x0C, PCI_CARD_NORMAL, 1, 3, 2, 4);
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pci_register_slot(0x02, PCI_CARD_SPECIAL, 0, 0, 0, 0);
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device_add(&keyboard_ps2_ami_pci_device);
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device_add(&sio_device);
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device_add(&fdc37c663_device);
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device_add(&intel_flash_bxt_ami_device);
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device_add(&i420tx_device);
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return ret;
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}
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