Files
86Box/src/machine/m_at_386dx_486.c
OBattler 552a87ea3d Added the IBM 5161 ISA expansion for PC and XT;
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.
2019-09-20 14:02:30 +02:00

342 lines
6.8 KiB
C

/*
* 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.
*
* Implementation of 386DX and 486 machines.
*
* Version: @(#)m_at_386dx_486.c 1.0.0 2019/05/16
*
* Authors: Sarah Walker, <http://pcem-emulator.co.uk/>
* Miran Grca, <mgrca8@gmail.com>
*
* Copyright 2010-2019 Sarah Walker.
* Copyright 2016-2019 Miran Grca.
*/
#include <stdarg.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <wchar.h>
#define HAVE_STDARG_H
#include "../86box.h"
#include "../cpu/cpu.h"
#include "../timer.h"
#include "../io.h"
#include "../device.h"
#include "../chipset/chipset.h"
#include "../keyboard.h"
#include "../mem.h"
#include "../pci.h"
#include "../floppy/fdd.h"
#include "../floppy/fdc.h"
#include "../rom.h"
#include "../sio.h"
#include "../disk/hdc.h"
#include "../video/video.h"
#include "../video/vid_ht216.h"
#include "../intel_flash.h"
#include "../intel_sio.h"
#include "machine.h"
int
machine_at_pb410a_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/pb410a/pb410a.080337.4abf.u25.bin",
0x000e0000, 131072, 0);
if (bios_only || !ret)
return ret;
machine_at_ibm_common_ide_init(model);
device_add(&keyboard_ps2_device);
device_add(&acc3221_device);
device_add(&acc2168_device);
if (gfxcard == VID_INTERNAL)
device_add(&ht216_32_pb410a_device);
return ret;
}
static void
machine_at_ali1429_common_init(const machine_t *model)
{
machine_at_common_ide_init(model);
device_add(&ali1429_device);
device_add(&keyboard_at_ami_device);
device_add(&fdc_at_device);
}
int
machine_at_ali1429_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/ami486/ami486.bin",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_ali1429_common_init(model);
return ret;
}
int
machine_at_winbios1429_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/win486/ali1429g.amw",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_ali1429_common_init(model);
return ret;
}
int
machine_at_opti495_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/award495/opt495s.awa",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_common_ide_init(model);
device_add(&opti495_device);
device_add(&keyboard_at_device);
device_add(&fdc_at_device);
return ret;
}
static void
machine_at_opti495_ami_common_init(const machine_t *model)
{
machine_at_common_ide_init(model);
device_add(&opti495_device);
device_add(&keyboard_at_ami_device);
device_add(&fdc_at_device);
}
int
machine_at_opti495_ami_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/ami495/opt495sx.ami",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_opti495_ami_common_init(model);
return ret;
}
#if defined(DEV_BRANCH) && defined(USE_MR495)
int
machine_at_opti495_mr_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/mr495/opt495sx.mr",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_opti495_ami_common_init(model);
return ret;
}
#endif
static void
machine_at_sis_85c471_common_init(const machine_t *model)
{
machine_at_common_ide_init(model);
device_add(&fdc_at_device);
device_add(&sis_85c471_device);
}
int
machine_at_ami471_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/ami471/SIS471BE.AMI",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_sis_85c471_common_init(model);
device_add(&keyboard_at_ami_device);
return ret;
}
int
machine_at_dtk486_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/dtk486/4siw005.bin",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_sis_85c471_common_init(model);
device_add(&keyboard_at_device);
return ret;
}
int
machine_at_px471_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/px471/SIS471A1.PHO",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_sis_85c471_common_init(model);
device_add(&keyboard_at_device);
return ret;
}
int
machine_at_win471_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/win471/4sim001.bin",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_sis_85c471_common_init(model);
device_add(&keyboard_at_ami_device);
return ret;
}
static void
machine_at_sis_85c496_common_init(const machine_t *model)
{
machine_at_common_init(model);
device_add(&ide_pci_device);
pci_init(PCI_CONFIG_TYPE_1);
pci_register_slot(0x05, PCI_CARD_SPECIAL, 0, 0, 0, 0);
pci_register_slot(0x0B, PCI_CARD_NORMAL, 1, 2, 3, 4);
pci_register_slot(0x0D, PCI_CARD_NORMAL, 2, 3, 4, 1);
pci_register_slot(0x0F, PCI_CARD_NORMAL, 3, 4, 1, 2);
pci_register_slot(0x07, PCI_CARD_NORMAL, 4, 1, 2, 3);
device_add(&keyboard_ps2_pci_device);
pci_set_irq_routing(PCI_INTA, PCI_IRQ_DISABLED);
pci_set_irq_routing(PCI_INTB, PCI_IRQ_DISABLED);
pci_set_irq_routing(PCI_INTC, PCI_IRQ_DISABLED);
pci_set_irq_routing(PCI_INTD, PCI_IRQ_DISABLED);
device_add(&sis_85c496_device);
}
int
machine_at_r418_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/r418/r418i.bin",
0x000e0000, 131072, 0);
if (bios_only || !ret)
return ret;
machine_at_sis_85c496_common_init(model);
device_add(&fdc37c665_device);
return ret;
}
int
machine_at_alfredo_init(const machine_t *model)
{
int ret;
ret = bios_load_linear_combined(L"roms/machines/alfredo/1010AQ0_.BIO",
L"roms/machines/alfredo/1010AQ0_.BI1", 0x1c000, 128);
if (bios_only || !ret)
return ret;
machine_at_common_init(model);
device_add(&ide_pci_2ch_device);
pci_init(PCI_CONFIG_TYPE_2 | PCI_NO_IRQ_STEERING);
pci_register_slot(0x00, PCI_CARD_SPECIAL, 0, 0, 0, 0);
pci_register_slot(0x01, PCI_CARD_SPECIAL, 0, 0, 0, 0);
pci_register_slot(0x06, PCI_CARD_NORMAL, 3, 2, 1, 4);
pci_register_slot(0x0E, PCI_CARD_NORMAL, 2, 1, 3, 4);
pci_register_slot(0x0C, PCI_CARD_NORMAL, 1, 3, 2, 4);
pci_register_slot(0x02, PCI_CARD_SPECIAL, 0, 0, 0, 0);
device_add(&keyboard_ps2_ami_pci_device);
device_add(&sio_device);
device_add(&fdc37c663_device);
device_add(&intel_flash_bxt_ami_device);
device_add(&i420tx_device);
return ret;
}