2017-10-10 03:07:29 -04:00
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/*
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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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* Define the various platform support functions.
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*
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2020-03-25 00:46:02 +02:00
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*
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2017-10-10 03:07:29 -04:00
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*
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* Authors: Miran Grca, <mgrca8@gmail.com>
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* Fred N. van Kempen, <decwiz@yahoo.com>
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*
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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
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* Copyright 2016-2019 Miran Grca.
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* Copyright 2017-2019 Fred N. van Kempen.
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2017-10-10 03:07:29 -04:00
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*/
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#ifndef EMU_PLAT_H
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# define EMU_PLAT_H
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2017-10-17 01:59:09 -04:00
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#ifndef GLOBAL
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# define GLOBAL extern
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#endif
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2017-11-19 03:15:29 -05:00
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/* String ID numbers. */
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2020-03-29 14:24:42 +02:00
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#include <86box/language.h>
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2017-10-27 20:54:31 -04:00
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2017-10-29 04:20:20 -05:00
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/* The Win32 API uses _wcsicmp. */
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#ifdef _WIN32
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# define wcscasecmp _wcsicmp
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2020-04-04 12:45:47 +02:00
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# define strcasecmp _stricmp
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2021-08-22 20:50:05 +06:00
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#else
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/* Declare these functions to avoid warnings. They will redirect to strcasecmp and strncasecmp respectively. */
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extern int stricmp(const char* s1, const char* s2);
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extern int strnicmp(const char* s1, const char* s2, int n);
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2017-10-29 04:20:20 -05:00
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#endif
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2017-10-27 20:54:31 -04:00
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2021-08-22 17:56:34 +02:00
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#if defined(UNIX) && defined(FREEBSD) || defined(__APPLE__)
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2017-10-27 04:54:45 -04:00
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/* FreeBSD has largefile by default. */
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# define fopen64 fopen
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# define fseeko64 fseeko
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# define ftello64 ftello
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# define off64_t off_t
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2020-04-04 12:45:47 +02:00
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#elif defined(_MSC_VER)
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//# define fopen64 fopen
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# define fseeko64 _fseeki64
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# define ftello64 _ftelli64
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# define off64_t off_t
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2017-10-27 04:54:45 -04:00
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#endif
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2020-04-04 12:45:47 +02:00
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#ifdef _MSC_VER
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# define UNUSED(arg) arg
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#else
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/* A hack (GCC-specific?) to allow us to ignore unused parameters. */
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# define UNUSED(arg) __attribute__((unused))arg
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#endif
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2017-10-17 01:59:09 -04:00
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2017-10-29 04:20:20 -05:00
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/* Return the size (in wchar's) of a wchar_t array. */
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#define sizeof_w(x) (sizeof((x)) / sizeof(wchar_t))
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2017-10-10 03:07:29 -04:00
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Global variables residing in the platform module. */
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2020-05-12 13:36:47 +02:00
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extern int dopause, /* system is paused */
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2017-10-19 04:27:04 -04:00
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doresize, /* screen resize requested */
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2017-10-25 05:30:06 -04:00
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mouse_capture; /* mouse is captured in app */
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2021-07-21 04:05:40 +02:00
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extern volatile int is_quit; /* system exit requested */
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2021-02-10 20:22:51 +00:00
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#ifdef MTR_ENABLED
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extern int tracing_on;
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#endif
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2020-05-12 13:36:47 +02:00
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extern uint64_t timer_freq;
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extern int infocus;
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extern char emu_version[200]; /* version ID string */
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extern int rctrl_is_lalt;
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extern int update_icons;
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2017-10-10 03:07:29 -04:00
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2020-05-12 13:36:47 +02:00
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extern int unscaled_size_x, /* current unscaled size X */
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2018-02-14 12:14:34 +01:00
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unscaled_size_y; /* current unscaled size Y */
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2017-10-10 03:07:29 -04:00
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2021-07-30 04:01:46 +02:00
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extern int kbd_req_capture, hide_status_bar;
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2021-07-19 02:27:22 +02:00
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2017-10-10 03:07:29 -04:00
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/* System-related functions. */
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2021-03-14 20:35:01 +01:00
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extern char *fix_exe_path(char *str);
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extern FILE *plat_fopen(const char *path, const char *mode);
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extern FILE *plat_fopen64(const char *path, const char *mode);
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extern void plat_remove(char *path);
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extern int plat_getcwd(char *bufp, int max);
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extern int plat_chdir(char *path);
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extern void plat_tempfile(char *bufp, char *prefix, char *suffix);
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extern void plat_get_exe_name(char *s, int size);
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extern char *plat_get_basename(const char *path);
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extern void plat_get_dirname(char *dest, const char *path);
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extern char *plat_get_filename(char *s);
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extern char *plat_get_extension(char *s);
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2021-04-15 16:36:02 +03:00
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extern void plat_append_filename(char *dest, const char *s1, const char *s2);
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2021-03-14 20:35:01 +01:00
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extern void plat_put_backslash(char *s);
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extern void plat_path_slash(char *path);
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extern int plat_path_abs(char *path);
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extern int plat_dir_check(char *path);
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extern int plat_dir_create(char *path);
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2017-10-17 01:59:09 -04:00
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extern uint64_t plat_timer_read(void);
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extern uint32_t plat_get_ticks(void);
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2021-04-23 16:09:45 +03:00
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extern uint32_t plat_get_micro_ticks(void);
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2017-10-17 01:59:09 -04:00
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extern void plat_delay_ms(uint32_t count);
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2017-10-14 00:49:08 -04:00
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extern void plat_pause(int p);
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2017-10-25 05:30:06 -04:00
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extern void plat_mouse_capture(int on);
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2017-10-19 04:27:04 -04:00
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extern int plat_vidapi(char *name);
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2017-10-24 22:10:21 -04:00
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extern char *plat_vidapi_name(int api);
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2017-10-19 04:27:04 -04:00
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extern int plat_setvid(int api);
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2017-11-11 16:02:13 -05:00
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extern void plat_vidsize(int x, int y);
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2017-10-19 04:27:04 -04:00
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extern void plat_setfullscreen(int on);
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2017-11-11 16:02:13 -05:00
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extern void plat_resize(int x, int y);
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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
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extern void plat_vidapi_enable(int enabled);
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2021-04-23 16:09:45 +03:00
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extern void plat_vid_reload_options(void);
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2017-10-10 03:07:29 -04:00
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/* Resource management. */
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2017-11-18 21:28:26 -05:00
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extern void set_language(int id);
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2017-10-10 03:07:29 -04:00
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extern wchar_t *plat_get_string(int id);
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2017-11-18 21:28:26 -05:00
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/* Emulator start/stop support functions. */
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extern void do_start(void);
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extern void do_stop(void);
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2020-11-16 00:01:21 +01:00
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/* Power off. */
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extern void plat_power_off(void);
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2017-10-10 03:07:29 -04:00
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/* Platform-specific device support. */
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2021-07-27 06:12:09 +02:00
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extern void cassette_mount(char *fn, uint8_t wp);
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extern void cassette_eject(void);
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2021-07-29 20:34:55 +02:00
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extern void cartridge_mount(uint8_t id, char *fn, uint8_t wp);
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extern void cartridge_eject(uint8_t id);
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2021-03-14 20:35:01 +01:00
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extern void floppy_mount(uint8_t id, char *fn, uint8_t wp);
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2020-04-26 16:56:37 +02:00
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extern void floppy_eject(uint8_t id);
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2021-03-14 20:35:01 +01:00
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extern void cdrom_mount(uint8_t id, char *fn);
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2018-10-17 05:29:48 +02:00
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extern void plat_cdrom_ui_update(uint8_t id, uint8_t reload);
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2018-01-26 22:17:09 +01:00
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extern void zip_eject(uint8_t id);
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2021-03-14 20:35:01 +01:00
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extern void zip_mount(uint8_t id, char *fn, uint8_t wp);
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2018-01-26 22:17:09 +01:00
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extern void zip_reload(uint8_t id);
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2020-04-01 19:04:53 +02:00
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extern void mo_eject(uint8_t id);
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2021-03-14 20:35:01 +01:00
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extern void mo_mount(uint8_t id, char *fn, uint8_t wp);
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2020-04-01 19:04:53 +02:00
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extern void mo_reload(uint8_t id);
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2017-10-10 03:07:29 -04:00
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extern int ioctl_open(uint8_t id, char d);
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extern void ioctl_reset(uint8_t id);
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extern void ioctl_close(uint8_t id);
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2017-10-11 05:40:44 -04:00
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/* Thread support. */
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typedef void thread_t;
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typedef void event_t;
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2017-10-14 20:04:21 -04:00
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typedef void mutex_t;
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2017-10-11 05:40:44 -04:00
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2017-10-21 20:29:11 -04:00
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extern thread_t *thread_create(void (*thread_func)(void *param), void *param);
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2017-10-19 23:55:51 +02:00
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extern int thread_wait(thread_t *arg, int timeout);
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2017-10-11 05:40:44 -04:00
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extern event_t *thread_create_event(void);
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2017-10-21 20:29:11 -04:00
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extern void thread_set_event(event_t *arg);
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extern void thread_reset_event(event_t *arg);
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extern int thread_wait_event(event_t *arg, int timeout);
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extern void thread_destroy_event(event_t *arg);
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2017-10-11 05:40:44 -04:00
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2021-01-20 22:47:24 +00:00
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#define MUTEX_DEFAULT_SPIN_COUNT 1024
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2020-04-27 13:24:43 +02:00
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extern mutex_t *thread_create_mutex(void);
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2021-01-20 22:47:24 +00:00
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extern mutex_t *thread_create_mutex_with_spin_count(unsigned int spin_count);
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2017-10-21 20:29:11 -04:00
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extern void thread_close_mutex(mutex_t *arg);
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extern int thread_wait_mutex(mutex_t *arg);
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2017-10-14 20:04:21 -04:00
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extern int thread_release_mutex(mutex_t *mutex);
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2017-10-11 05:40:44 -04:00
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2017-10-10 03:07:29 -04:00
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/* Other stuff. */
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extern void startblit(void);
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extern void endblit(void);
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2017-10-11 05:40:44 -04:00
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extern void take_screenshot(void);
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2021-03-14 20:35:01 +01:00
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/* Conversion between UTF-8 and UTF-16. */
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extern size_t mbstoc16s(uint16_t dst[], const char src[], int len);
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extern size_t c16stombs(char dst[], const uint16_t src[], int len);
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2021-02-10 20:22:51 +00:00
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#ifdef MTR_ENABLED
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extern void init_trace(void);
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extern void shutdown_trace(void);
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#endif
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2017-10-10 03:07:29 -04:00
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#ifdef __cplusplus
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}
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#endif
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2017-10-11 05:40:44 -04:00
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2017-10-10 03:07:29 -04:00
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#endif /*EMU_PLAT_H*/
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