/* * 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 machines. * * Authors: Miran Grca, * * Copyright 2016-2025 Miran Grca. */ #include #include #include #include #include #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/nvr.h> #include <86box/pci.h> #include <86box/dma.h> #include <86box/fdd.h> #include <86box/fdc.h> #include <86box/fdc_ext.h> #include <86box/gameport.h> #include <86box/pic.h> #include <86box/pit.h> #include <86box/rom.h> #include <86box/sio.h> #include <86box/hdc.h> #include <86box/port_6x.h> #include <86box/port_92.h> #include <86box/video.h> #include <86box/vid_cga.h> #include <86box/vid_cga_comp.h> #include <86box/flash.h> #include <86box/scsi_ncr53c8xx.h> #include <86box/hwm.h> #include <86box/machine.h> #include <86box/plat_unused.h> #include <86box/sound.h> /* ISA */ static void machine_at_deskpro386_common_init(const machine_t *model) { if (fdc_current[0] == FDC_INTERNAL) device_add(&fdc_at_device); video_reset(gfxcard[0]); device_add(&compaq_386_device); machine_at_common_init(model); device_add(&kbc_at_compaq_device); } int machine_at_deskpro386_init(const machine_t *model) { int ret; ret = bios_load_linearr("roms/machines/deskpro386/1986-09-04-HI.json.bin", 0x000f8000, 65536, 0); if (bios_only || !ret) return ret; machine_at_deskpro386_common_init(model); return ret; } int machine_at_deskpro386_05_1988_init(const machine_t *model) { int ret; ret = bios_load_linearr("roms/machines/deskpro386/1988-05-10.json.bin", 0x000f8000, 65536, 0); if (bios_only || !ret) return ret; machine_at_deskpro386_common_init(model); return ret; } int machine_at_portableiii386_init(const machine_t *model) { int ret; ret = bios_load_linearr("roms/machines/portableiii/P.2 Combined.bin", 0x000f0000, 131072, 0); if (bios_only || !ret) return ret; if (fdc_current[0] == FDC_INTERNAL) device_add(&fdc_at_device); video_reset(gfxcard[0]); if (hdc_current[0] == HDC_INTERNAL) device_add(&ide_isa_device); if (gfxcard[0] == VID_INTERNAL) device_add(&compaq_plasma_device); device_add(&compaq_386_device); machine_at_common_init(model); device_add(&kbc_at_compaq_device); return ret; } int machine_at_micronics386_init(const machine_t *model) { int ret; ret = bios_load_interleaved("roms/machines/micronics386/386-Micronics-09-00021-EVEN.BIN", "roms/machines/micronics386/386-Micronics-09-00021-ODD.BIN", 0x000f0000, 65536, 0); if (bios_only || !ret) return ret; machine_at_init(model); device_add(&port_92_device); if (fdc_current[0] == FDC_INTERNAL) device_add(&fdc_at_device); return ret; } int machine_at_micronics386px_init(const machine_t *model) { int ret; ret = bios_load_interleaved("roms/machines/micronics386/386-Micronics-09-00021-LO.BIN", "roms/machines/micronics386/386-Micronics-09-00021-HI.BIN", 0x000f0000, 65536, 0); if (bios_only || !ret) return ret; machine_at_init(model); device_add(&port_92_device); if (fdc_current[0] == FDC_INTERNAL) device_add(&fdc_at_device); return ret; } /* ACC 2168 */ int machine_at_acc386_init(const machine_t *model) { int ret; ret = bios_load_linear("roms/machines/acc386/acc386.BIN", 0x000f0000, 65536, 0); if (bios_only || !ret) return ret; machine_at_common_init(model); device_add(&acc2168_device); device_add(&kbc_at_ami_device); if (fdc_current[0] == FDC_INTERNAL) device_add(&fdc_at_device); return ret; } /* C&T 386/AT */ int machine_at_ecs386_init(const machine_t *model) { int ret; ret = bios_load_interleaved("roms/machines/ecs386/AMI BIOS for ECS-386_32 motherboard - L chip.bin", "roms/machines/ecs386/AMI BIOS for ECS-386_32 motherboard - H chip.bin", 0x000f0000, 65536, 0); if (bios_only || !ret) return ret; machine_at_common_init(model); device_add(&cs8230_device); if (fdc_current[0] == FDC_INTERNAL) device_add(&fdc_at_device); device_add(&kbc_at_ami_device); return ret; } int machine_at_spc6000a_init(const machine_t *model) { int ret; ret = bios_load_interleaved("roms/machines/spc6000a/3c80.u27", "roms/machines/spc6000a/9f80.u26", 0x000f8000, 32768, 0); if (bios_only || !ret) return ret; machine_at_common_init_ex(model, 1); device_add(&cs8230_device); if (fdc_current[0] == FDC_INTERNAL) device_add(&fdc_at_device); device_add(&kbc_at_ami_device); return ret; } int machine_at_tandy4000_init(const machine_t *model) { int ret; ret = bios_load_linear("roms/machines/tandy4000/BIOS Tandy 4000 v1.03.01.bin", 0x000f8000, 32768, 0); if (bios_only || !ret) return ret; machine_at_common_init(model); device_add(&cs8230_device); device_add(&kbc_at_device); if (fdc_current[0] == FDC_INTERNAL) device_add(&fdc_at_device); return ret; } /* ALi M1429 */ int machine_at_ecs386v_init(const machine_t *model) { int ret; ret = bios_load_linear("roms/machines/ecs386v/PANDA_386V.BIN", 0x000f0000, 65536, 0); if (bios_only || !ret) return ret; machine_at_common_init(model); device_add(&ali1429_device); device_add(&kbc_ps2_intel_ami_pci_device); if (fdc_current[0] == FDC_INTERNAL) device_add(&fdc_at_device); return ret; } /* OPTi 391 */ int machine_at_dataexpert386wb_init(const machine_t *model) { int ret; ret = bios_load_linear("roms/machines/dataexpert386wb/st0386-wb-ver2-0-618f078c738cb397184464.bin", 0x000f0000, 65536, 0); if (bios_only || !ret) return ret; machine_at_common_init(model); device_add(&opti391_device); device_add(&kbc_at_ami_device); if (fdc_current[0] == FDC_INTERNAL) device_add(&fdc_at_device); return ret; } /* OPTi 495SLC */ int machine_at_opti495_init(const machine_t *model) { int ret; ret = bios_load_linear("roms/machines/award495/opt495s.awa", 0x000f0000, 65536, 0); if (bios_only || !ret) return ret; machine_at_common_init(model); device_add(&opti495slc_device); device_add(&kbc_at_device); if (fdc_current[0] == FDC_INTERNAL) device_add(&fdc_at_device); return ret; } /* SiS 310 */ int machine_at_asus3863364k_init(const machine_t *model) { int ret; ret = bios_load_linear("roms/machines/asus3863364k/am27c512dip28-64b53c26be3d8160533563.bin", 0x000f0000, 65536, 0); if (bios_only || !ret) return ret; machine_at_common_init(model); device_add(&rabbit_device); device_add(&kbc_at_ami_device); if (fdc_current[0] == FDC_INTERNAL) device_add(&fdc_at_device); return ret; } int machine_at_asus386_init(const machine_t *model) { int ret; ret = bios_load_linear("roms/machines/asus386/ASUS_ISA-386C_BIOS.bin", 0x000f0000, 65536, 0); if (bios_only || !ret) return ret; machine_at_common_init(model); device_add(&rabbit_device); device_add(&kbc_at_ami_device); if (fdc_current[0] == FDC_INTERNAL) device_add(&fdc_at_device); return ret; }