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Panagiotis
2021-01-13 11:51:23 +02:00
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/*
* 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 286 and 386SX machines.
*
*
*
* Authors: Sarah Walker, <http://pcem-emulator.co.uk/>
* Miran Grca, <mgrca8@gmail.com>
* EngiNerd <webmaster.crrc@yahoo.it>
*
* Copyright 2010-2019 Sarah Walker.
* Copyright 2016-2019 Miran Grca.
* Copyright 2020 EngiNerd.
*/
#include <stdarg.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <wchar.h>
#define HAVE_STDARG_H
#include <86box/86box.h>
#include "cpu.h"
#include <86box/timer.h>
#include <86box/io.h>
#include <86box/device.h>
#include <86box/chipset.h>
#include <86box/keyboard.h>
#include <86box/mem.h>
#include <86box/rom.h>
#include <86box/fdd.h>
#include <86box/fdc.h>
#include <86box/hdc.h>
#include <86box/sio.h>
#include <86box/serial.h>
#include <86box/video.h>
#include <86box/flash.h>
#include <86box/machine.h>
int
machine_at_mr286_init(const machine_t *model)
{
int ret;
ret = bios_load_interleaved(L"roms/machines/mr286/V000B200-1",
L"roms/machines/mr286/V000B200-2",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_common_ide_init(model);
device_add(&keyboard_at_device);
device_add(&fdc_at_device);
return ret;
}
static void
machine_at_headland_common_init(int ht386)
{
device_add(&keyboard_at_ami_device);
device_add(&fdc_at_device);
if (ht386)
device_add(&headland_ht18b_device);
else
device_add(&headland_gc10x_device);
}
int
machine_at_tg286m_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/tg286m/ami.bin",
0x000f0000, 131072, 0);
if (bios_only || !ret)
return ret;
machine_at_common_ide_init(model);
machine_at_headland_common_init(0);
return ret;
}
const device_t *
at_ama932j_get_device(void)
{
return &oti067_ama932j_device;
}
int
machine_at_ama932j_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/ama932j/ami.bin",
0x000f0000, 131072, 0);
if (bios_only || !ret)
return ret;
machine_at_common_ide_init(model);
machine_at_headland_common_init(1);
if (gfxcard == VID_INTERNAL)
device_add(&oti067_ama932j_device);
return ret;
}
int
machine_at_quadt286_init(const machine_t *model)
{
int ret;
ret = bios_load_interleaved(L"roms/machines/quadt286/QUADT89L.ROM",
L"roms/machines/quadt286/QUADT89H.ROM",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_common_init(model);
device_add(&keyboard_at_device);
device_add(&fdc_at_device);
device_add(&headland_gc10x_device);
return ret;
}
int
machine_at_neat_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/dtk386/3cto001.bin",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_init(model);
device_add(&neat_device);
device_add(&fdc_at_device);
return ret;
}
int
machine_at_neat_ami_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/ami286/amic206.bin",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_common_init(model);
device_add(&neat_device);
device_add(&fdc_at_device);
device_add(&keyboard_at_ami_device);
return ret;
}
int
machine_at_px286_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/px286/KENITEC.BIN",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_common_init(model);
device_add(&keyboard_at_device);
device_add(&fdc_at_device);
device_add(&neat_device);
return ret;
}
int
machine_at_micronics386_init(const machine_t *model)
{
int ret;
ret = bios_load_interleaved(L"roms/machines/micronics386/386-Micronics-09-00021-EVEN.BIN",
L"roms/machines/micronics386/386-Micronics-09-00021-ODD.BIN",
0x000f0000, 131072, 0);
if (bios_only || !ret)
return ret;
machine_at_init(model);
device_add(&neat_device);
device_add(&fdc_at_device);
return ret;
}
static void
machine_at_scat_init(const machine_t *model, int is_v4)
{
machine_at_common_init(model);
device_add(&keyboard_at_ami_device);
device_add(&fdc_at_device);
if (is_v4)
device_add(&scat_4_device);
else
device_add(&scat_device);
}
static void
machine_at_scatsx_init(const machine_t *model)
{
machine_at_common_init(model);
device_add(&keyboard_at_ami_device);
device_add(&fdc_at_device);
device_add(&scat_sx_device);
}
int
machine_at_award286_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/award286/award.bin",
0x000f0000, 131072, 0);
if (bios_only || !ret)
return ret;
machine_at_scat_init(model, 0);
return ret;
}
int
machine_at_gdc212m_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/gdc212m/gdc212m_72h.bin",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_scat_init(model, 0);
device_add(&ide_isa_device);
return ret;
}
int
machine_at_gw286ct_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/gw286ct/2ctc001.bin",
0x000f0000, 131072, 0);
if (bios_only || !ret)
return ret;
device_add(&f82c710_device);
machine_at_scat_init(model, 1);
return ret;
}
int
machine_at_super286tr_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/super286tr/hyundai_award286.bin",
0x000f0000, 131072, 0);
if (bios_only || !ret)
return ret;
machine_at_scat_init(model, 0);
return ret;
}
int
machine_at_spc4200p_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/spc4200p/u8.01",
0x000f0000, 131072, 0);
if (bios_only || !ret)
return ret;
machine_at_scat_init(model, 0);
return ret;
}
int
machine_at_spc4216p_init(const machine_t *model)
{
int ret;
ret = bios_load_interleaved(L"roms/machines/spc4216p/7101.u8",
L"roms/machines/spc4216p/ac64.u10",
0x000f0000, 131072, 0);
if (bios_only || !ret)
return ret;
machine_at_scat_init(model, 1);
return ret;
}
const device_t *
at_spc4620p_get_device(void)
{
return &ati28800k_spc4620p_device;
}
int
machine_at_spc4620p_init(const machine_t *model)
{
int ret;
ret = bios_load_interleaved(L"roms/machines/spc4620p/31005h.u8",
L"roms/machines/spc4620p/31005h.u10",
0x000f0000, 131072, 0x8000);
if (bios_only || !ret)
return ret;
machine_at_scat_init(model, 1);
if (gfxcard == VID_INTERNAL)
device_add(&ati28800k_spc4620p_device);
return ret;
}
int
machine_at_kmxc02_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/kmxc02/3ctm005.bin",
0x000f0000, 131072, 0);
if (bios_only || !ret)
return ret;
machine_at_scatsx_init(model);
return ret;
}
int
machine_at_deskmaster286_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/deskmaster286/SAMSUNG-DESKMASTER-28612-ROM.BIN",
0x000f0000, 131072, 0);
if (bios_only || !ret)
return ret;
machine_at_scat_init(model, 0);
return ret;
}
int
machine_at_shuttle386sx_init(const machine_t *model)
{
int ret;
ret = bios_load_interleaved(L"roms/machines/shuttle386sx/386-Shuttle386SX-Even.BIN",
L"roms/machines/shuttle386sx/386-Shuttle386SX-Odd.BIN",
0x000f0000, 131072, 0);
if (bios_only || !ret)
return ret;
machine_at_common_init(model);
device_add(&intel_82335_device);
device_add(&keyboard_at_ami_device);
device_add(&fdc_at_device);
return ret;
}
int
machine_at_adi386sx_init(const machine_t *model)
{
int ret;
ret = bios_load_interleaved(L"roms/machines/adi386sx/3iip001l.bin",
L"roms/machines/adi386sx/3iip001h.bin",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_common_init(model);
device_add(&intel_82335_device);
device_add(&keyboard_at_ami_device);
device_add(&fdc_at_device);
return ret;
}
int
machine_at_wd76c10_init(const machine_t *model)
{
int ret;
ret = bios_load_interleaved(L"roms/machines/megapc/41651-bios lo.u18",
L"roms/machines/megapc/211253-bios hi.u19",
0x000f0000, 65536, 0x08000);
if (bios_only || !ret)
return ret;
machine_at_common_ide_init(model);
device_add(&keyboard_ps2_quadtel_device);
device_add(&wd76c10_device);
if (gfxcard == VID_INTERNAL)
device_add(&paradise_wd90c11_megapc_device);
return ret;
}
int
machine_at_commodore_sl386sx16_init(const machine_t *model)
{
int ret;
ret = bios_load_interleaved(L"roms/machines/cbm_sl386sx16/cbm-sl386sx-bios-lo-v1.04-390914-04.bin",
L"roms/machines/cbm_sl386sx16/cbm-sl386sx-bios-hi-v1.04-390915-04.bin",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_common_ide_init(model);
device_add(&keyboard_at_device);
device_add(&fdc_at_device);
device_add(&neat_device);
/* Two serial ports - on the real hardware SL386SX-16, they are on the single UMC UM82C452. */
device_add_inst(&ns16450_device, 1);
device_add_inst(&ns16450_device, 2);
return ret;
}
static void
machine_at_scamp_common_init(const machine_t *model)
{
machine_at_common_ide_init(model);
device_add(&keyboard_ps2_ami_device);
device_add(&fdc_at_device);
device_add(&vlsi_scamp_device);
}
const device_t *
at_commodore_sl386sx25_get_device(void)
{
return &gd5402_onboard_device;
}
int
machine_at_commodore_sl386sx25_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/cbm_sl386sx25/f000.rom",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_scamp_common_init(model);
if (gfxcard == VID_INTERNAL)
device_add(&gd5402_onboard_device);
return ret;
}
const device_t *
at_spc6033p_get_device(void)
{
return &ati28800k_spc6033p_device;
}
int
machine_at_spc6033p_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/spc6033p/phoenix.bin",
0x000f0000, 65536, 0x10000);
if (bios_only || !ret)
return ret;
machine_at_scamp_common_init(model);
if (gfxcard == VID_INTERNAL)
device_add(&ati28800k_spc6033p_device);
return ret;
}
int
machine_at_awardsx_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/awardsx/Unknown 386SX OPTi291 - Award (original).BIN",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_init(model);
device_add(&opti291_device);
device_add(&fdc_at_device);
return ret;
}
int
machine_at_flytech386_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/flytech386/FLYTECH.BIO",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_common_init(model);
device_add(&ali1217_device);
device_add(&w83787f_ide_device);
device_add(&keyboard_ps2_device);
if (gfxcard == VID_INTERNAL)
device_add(&tvga8900d_device);
return ret;
}
const device_t *
at_flytech386_get_device(void)
{
return &tvga8900d_device;
}
#if defined(DEV_BRANCH) && defined(USE_M6117)
int
machine_at_arb1375_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/arb1375/a1375v25.u11-a",
0x000e0000, 131072, 0);
if (bios_only || !ret)
return ret;
machine_at_common_init(model);
device_add(&fdc37c669_device);
device_add(&keyboard_ps2_ami_pci_device);
device_add(&ali6117d_device);
device_add(&sst_flash_29ee010_device);
return ret;
}
int
machine_at_pja511m_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/pja511m/2006915102435734.rom",
0x000e0000, 131072, 0);
if (bios_only || !ret)
return ret;
machine_at_common_init(model);
device_add_inst(&fdc37c669_device, 1);
//device_add_inst(&fdc37c669_device, 2); /* enable when dual FDC37C669 is implemented */
device_add(&keyboard_ps2_ami_pci_device);
device_add(&ali6117d_device);
device_add(&sst_flash_29ee010_device);
return ret;
}
#endif
static uint8_t
m290_read(uint16_t port, void *priv)
{
uint8_t ret = 0x0;
switch (port) {
/*
* port 69:
* dip-switch bank on mainboard (off=1)
* bit 3 - use OCG/CGA display adapter (off) / other display adapter (on)
*/
case 0x69:
if(video_is_cga())
ret |= 0x8|0x4;
ret |= 0x1|0x2;
}
return (ret);
}
int
machine_at_olim290_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/olivetti_m290/m290_pep3_1.25.bin",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_common_init(model);
device_add(&keyboard_at_device);
device_add(&fdc_at_device);
io_sethandler(0x069, 1, m290_read, NULL, NULL, NULL, NULL, NULL, NULL);
return ret;
}
/*
* Current bugs:
* - ctrl-alt-del produces an 8042 error
*/
int
machine_at_ncrpc8_init(const machine_t *model)
{
int ret;
ret = bios_load_interleaved(L"roms/machines/ncr_pc8/ncr_35117_u127_vers.4-2.bin",
L"roms/machines/ncr_pc8/ncr_35116_u113_vers.4-2.bin",
0x000f0000, 65536, 0);
if (bios_only || !ret)
return ret;
machine_at_common_init(model);
device_add(&keyboard_at_ncr_device);
device_add(&fdc_at_device);
return ret;
}
/*
* Current bugs:
* - ctrl-alt-del produces an 8042 error
*/
int
machine_at_ncr3302_init(const machine_t *model)
{
int ret;
ret = bios_load_linear(L"roms/machines/ncr_3302/f000-flex_drive_test.bin",
0x000f0000, 65536, 0);
if (ret) {
bios_load_aux_linear(L"roms/machines/ncr_3302/f800-setup_ncr3.5-013190.bin",
0x000f8000, 32768, 0);
}
if (bios_only || !ret)
return ret;
machine_at_common_ide_init(model);
device_add(&neat_device);
device_add(&keyboard_at_ncr_device);
device_add(&fdc_at_device);
if (gfxcard == VID_INTERNAL)
device_add(&paradise_pvga1a_device);
return ret;
}