2020-07-15 03:37:44 +02:00
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#ifdef USE_NEW_DYNAREC
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2022-11-19 10:40:32 -05:00
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# define CALL_FAR_w(new_seg, new_pc) \
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old_cs = CS; \
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old_pc = cpu_state.pc; \
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cpu_state.pc = new_pc; \
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optype = CALL; \
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cgate16 = cgate32 = 0; \
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if (msw & 1) \
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loadcscall(new_seg, old_pc); \
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else { \
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loadcs(new_seg); \
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cycles -= timing_call_rm; \
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} \
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optype = 0; \
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if (cpu_state.abrt) { \
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cgate16 = cgate32 = 0; \
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return 1; \
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} \
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oldss = ss; \
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if (cgate32) { \
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uint32_t old_esp = ESP; \
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PUSH_L(old_cs); \
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if (cpu_state.abrt) { \
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CS = old_cs; \
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cgate16 = cgate32 = 0; \
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return 1; \
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} \
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PUSH_L(old_pc); \
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if (cpu_state.abrt) { \
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CS = old_cs; \
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ESP = old_esp; \
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return 1; \
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} \
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} else { \
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uint32_t old_esp = ESP; \
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PUSH_W(old_cs); \
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if (cpu_state.abrt) { \
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CS = old_cs; \
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cgate16 = cgate32 = 0; \
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return 1; \
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} \
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PUSH_W(old_pc); \
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if (cpu_state.abrt) { \
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CS = old_cs; \
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ESP = old_esp; \
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return 1; \
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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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}
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2022-02-20 02:26:27 -05:00
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2022-11-19 10:40:32 -05:00
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# define CALL_FAR_l(new_seg, new_pc) \
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old_cs = CS; \
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old_pc = cpu_state.pc; \
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cpu_state.pc = new_pc; \
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optype = CALL; \
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cgate16 = cgate32 = 0; \
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if (msw & 1) \
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loadcscall(new_seg, old_pc); \
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else { \
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loadcs(new_seg); \
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cycles -= timing_call_rm; \
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} \
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optype = 0; \
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if (cpu_state.abrt) { \
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cgate16 = cgate32 = 0; \
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return 1; \
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} \
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oldss = ss; \
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if (cgate16) { \
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uint32_t old_esp = ESP; \
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PUSH_W(old_cs); \
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if (cpu_state.abrt) { \
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CS = old_cs; \
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cgate16 = cgate32 = 0; \
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return 1; \
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} \
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PUSH_W(old_pc); \
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if (cpu_state.abrt) { \
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CS = old_cs; \
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ESP = old_esp; \
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return 1; \
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} \
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} else { \
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uint32_t old_esp = ESP; \
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PUSH_L(old_cs); \
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if (cpu_state.abrt) { \
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CS = old_cs; \
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cgate16 = cgate32 = 0; \
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return 1; \
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} \
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PUSH_L(old_pc); \
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if (cpu_state.abrt) { \
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CS = old_cs; \
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ESP = old_esp; \
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return 1; \
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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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}
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2020-07-15 03:37:44 +02:00
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#else
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2022-11-19 10:40:32 -05:00
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# define CALL_FAR_w(new_seg, new_pc) \
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old_cs = CS; \
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old_pc = cpu_state.pc; \
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oxpc = cpu_state.pc; \
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cpu_state.pc = new_pc; \
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optype = CALL; \
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cgate16 = cgate32 = 0; \
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if (msw & 1) \
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loadcscall(new_seg); \
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else { \
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loadcs(new_seg); \
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cycles -= timing_call_rm; \
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} \
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optype = 0; \
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if (cpu_state.abrt) { \
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cgate16 = cgate32 = 0; \
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return 1; \
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} \
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oldss = ss; \
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if (cgate32) { \
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uint32_t old_esp = ESP; \
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PUSH_L(old_cs); \
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if (cpu_state.abrt) { \
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cgate16 = cgate32 = 0; \
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return 1; \
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} \
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PUSH_L(old_pc); \
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if (cpu_state.abrt) { \
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ESP = old_esp; \
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return 1; \
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} \
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} else { \
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uint32_t old_esp = ESP; \
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PUSH_W(old_cs); \
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if (cpu_state.abrt) { \
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cgate16 = cgate32 = 0; \
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return 1; \
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} \
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PUSH_W(old_pc); \
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if (cpu_state.abrt) { \
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ESP = old_esp; \
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return 1; \
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} \
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2020-07-15 03:37:44 +02:00
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}
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2022-02-20 02:26:27 -05:00
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2022-11-19 10:40:32 -05:00
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# define CALL_FAR_l(new_seg, new_pc) \
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old_cs = CS; \
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old_pc = cpu_state.pc; \
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oxpc = cpu_state.pc; \
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cpu_state.pc = new_pc; \
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optype = CALL; \
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cgate16 = cgate32 = 0; \
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if (msw & 1) \
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loadcscall(new_seg); \
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else { \
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loadcs(new_seg); \
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cycles -= timing_call_rm; \
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} \
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optype = 0; \
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if (cpu_state.abrt) { \
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cgate16 = cgate32 = 0; \
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return 1; \
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} \
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oldss = ss; \
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if (cgate16) { \
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uint32_t old_esp = ESP; \
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PUSH_W(old_cs); \
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if (cpu_state.abrt) { \
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cgate16 = cgate32 = 0; \
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return 1; \
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} \
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PUSH_W(old_pc); \
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if (cpu_state.abrt) { \
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ESP = old_esp; \
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return 1; \
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} \
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} else { \
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uint32_t old_esp = ESP; \
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PUSH_L(old_cs); \
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if (cpu_state.abrt) { \
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cgate16 = cgate32 = 0; \
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return 1; \
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} \
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PUSH_L(old_pc); \
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if (cpu_state.abrt) { \
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ESP = old_esp; \
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return 1; \
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} \
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2020-07-15 03:37:44 +02:00
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}
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#endif
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2022-02-20 02:26:27 -05:00
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2022-11-19 10:40:32 -05:00
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static int
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opCALL_far_w(uint32_t fetchdat)
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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
|
|
|
{
|
2023-08-10 15:43:16 -04:00
|
|
|
uint32_t old_cs;
|
|
|
|
|
uint32_t old_pc;
|
|
|
|
|
uint16_t new_cs;
|
|
|
|
|
uint16_t new_pc;
|
2022-11-19 10:40:32 -05:00
|
|
|
int cycles_old = cycles;
|
|
|
|
|
UN_USED(cycles_old);
|
|
|
|
|
|
|
|
|
|
new_pc = getwordf();
|
|
|
|
|
new_cs = getword();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
|
|
|
|
|
CALL_FAR_w(new_cs, new_pc);
|
|
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
PREFETCH_RUN(cycles_old - cycles, 5, -1, 0, 0, cgate16 ? 2 : 0, cgate16 ? 0 : 2, 0);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
|
|
|
|
|
return 0;
|
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
|
|
|
}
|
2022-11-19 10:40:32 -05:00
|
|
|
static int
|
|
|
|
|
opCALL_far_l(uint32_t fetchdat)
|
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
|
|
|
{
|
2023-08-10 15:43:16 -04:00
|
|
|
uint32_t old_cs;
|
|
|
|
|
uint32_t old_pc;
|
|
|
|
|
uint32_t new_cs;
|
|
|
|
|
uint32_t new_pc;
|
2022-11-19 10:40:32 -05:00
|
|
|
int cycles_old = cycles;
|
|
|
|
|
UN_USED(cycles_old);
|
|
|
|
|
|
|
|
|
|
new_pc = getlong();
|
|
|
|
|
new_cs = getword();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
|
|
|
|
|
CALL_FAR_l(new_cs, new_pc);
|
|
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
PREFETCH_RUN(cycles_old - cycles, 7, -1, 0, 0, cgate16 ? 2 : 0, cgate16 ? 0 : 2, 0);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
|
|
|
|
|
return 0;
|
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
|
|
|
}
|
|
|
|
|
|
2022-11-19 10:40:32 -05:00
|
|
|
static int
|
|
|
|
|
opFF_w_a16(uint32_t fetchdat)
|
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
|
|
|
{
|
2023-08-10 15:43:16 -04:00
|
|
|
uint16_t old_cs;
|
|
|
|
|
uint16_t new_cs;
|
|
|
|
|
uint32_t old_pc;
|
|
|
|
|
uint32_t new_pc;
|
2022-11-19 10:40:32 -05:00
|
|
|
int cycles_old = cycles;
|
|
|
|
|
UN_USED(cycles_old);
|
|
|
|
|
|
|
|
|
|
uint16_t temp;
|
|
|
|
|
|
|
|
|
|
fetch_ea_16(fetchdat);
|
|
|
|
|
|
|
|
|
|
switch (rmdat & 0x38) {
|
|
|
|
|
case 0x00: /*INC w*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 1UL);
|
|
|
|
|
}
|
|
|
|
|
temp = geteaw();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
CHECK_WRITE(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 1UL);
|
|
|
|
|
}
|
|
|
|
|
seteaw(temp + 1);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
setadd16nc(temp, 1);
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? timing_rr : timing_mm);
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? timing_rr : timing_mm, 2, rmdat, (cpu_mod == 3) ? 0 : 1, 0, (cpu_mod == 3) ? 0 : 1, 0, 0);
|
|
|
|
|
break;
|
|
|
|
|
case 0x08: /*DEC w*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 1UL);
|
|
|
|
|
}
|
|
|
|
|
temp = geteaw();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
CHECK_WRITE(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 1UL);
|
|
|
|
|
}
|
|
|
|
|
seteaw(temp - 1);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
setsub16nc(temp, 1);
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? timing_rr : timing_mm);
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? timing_rr : timing_mm, 2, rmdat, (cpu_mod == 3) ? 0 : 1, 0, (cpu_mod == 3) ? 0 : 1, 0, 0);
|
|
|
|
|
break;
|
|
|
|
|
case 0x10: /*CALL*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 1UL);
|
|
|
|
|
}
|
|
|
|
|
new_pc = geteaw();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
PUSH_W(cpu_state.pc);
|
|
|
|
|
cpu_state.pc = new_pc;
|
|
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
if (is486) {
|
|
|
|
|
CLOCK_CYCLES(5);
|
|
|
|
|
} else {
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? 7 : 10);
|
|
|
|
|
}
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? 7 : 10, 2, rmdat, (cpu_mod == 3) ? 0 : 1, 0, 1, 0, 0);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
break;
|
|
|
|
|
case 0x18: /*CALL far*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
|
|
|
|
new_pc = readmemw(easeg, cpu_state.eaaddr);
|
|
|
|
|
new_cs = readmemw(easeg, (cpu_state.eaaddr + 2));
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
|
|
|
|
|
CALL_FAR_w(new_cs, new_pc);
|
|
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
PREFETCH_RUN(cycles_old - cycles, 2, rmdat, 2, 0, cgate16 ? 2 : 0, cgate16 ? 0 : 2, 0);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
break;
|
|
|
|
|
case 0x20: /*JMP*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 1UL);
|
|
|
|
|
}
|
|
|
|
|
new_pc = geteaw();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
cpu_state.pc = new_pc;
|
|
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
if (is486) {
|
|
|
|
|
CLOCK_CYCLES(5);
|
|
|
|
|
} else {
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? 7 : 10);
|
|
|
|
|
}
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? 7 : 10, 2, rmdat, (cpu_mod == 3) ? 0 : 1, 0, 0, 0, 0);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
break;
|
|
|
|
|
case 0x28: /*JMP far*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
2020-07-15 03:37:44 +02:00
|
|
|
#ifdef USE_NEW_DYNAREC
|
2022-11-19 10:40:32 -05:00
|
|
|
old_pc = cpu_state.pc;
|
2020-07-15 03:37:44 +02:00
|
|
|
#else
|
2022-11-19 10:40:32 -05:00
|
|
|
oxpc = cpu_state.pc;
|
2020-07-15 03:37:44 +02:00
|
|
|
#endif
|
2022-11-19 10:40:32 -05:00
|
|
|
new_pc = readmemw(easeg, cpu_state.eaaddr);
|
|
|
|
|
new_cs = readmemw(easeg, cpu_state.eaaddr + 2);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
cpu_state.pc = new_pc;
|
2020-07-15 03:37:44 +02:00
|
|
|
#ifdef USE_NEW_DYNAREC
|
2022-11-19 10:40:32 -05:00
|
|
|
loadcsjmp(new_cs, old_pc);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
2020-07-15 03:37:44 +02:00
|
|
|
#else
|
2022-11-19 10:40:32 -05:00
|
|
|
loadcsjmp(new_cs, oxpc);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
2020-07-15 03:37:44 +02:00
|
|
|
#endif
|
2022-11-19 10:40:32 -05:00
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
PREFETCH_RUN(cycles_old - cycles, 2, rmdat, 2, 0, 0, 0, 0);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
break;
|
|
|
|
|
case 0x30: /*PUSH w*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 1UL);
|
|
|
|
|
}
|
|
|
|
|
temp = geteaw();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
PUSH_W(temp);
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? 2 : 5);
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? 2 : 5, 2, rmdat, (cpu_mod == 3) ? 0 : 1, 0, 1, 0, 0);
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
default:
|
|
|
|
|
// fatal("Bad FF opcode %02X\n",rmdat&0x38);
|
|
|
|
|
x86illegal();
|
|
|
|
|
}
|
|
|
|
|
return cpu_state.abrt;
|
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
|
|
|
}
|
2022-11-19 10:40:32 -05:00
|
|
|
static int
|
|
|
|
|
opFF_w_a32(uint32_t fetchdat)
|
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
|
|
|
{
|
2023-08-10 15:43:16 -04:00
|
|
|
uint16_t old_cs;
|
|
|
|
|
uint16_t new_cs;
|
|
|
|
|
uint32_t old_pc;
|
|
|
|
|
uint32_t new_pc;
|
2022-11-19 10:40:32 -05:00
|
|
|
int cycles_old = cycles;
|
|
|
|
|
UN_USED(cycles_old);
|
|
|
|
|
|
|
|
|
|
uint16_t temp;
|
|
|
|
|
|
|
|
|
|
fetch_ea_32(fetchdat);
|
|
|
|
|
|
|
|
|
|
switch (rmdat & 0x38) {
|
|
|
|
|
case 0x00: /*INC w*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 1UL);
|
|
|
|
|
}
|
|
|
|
|
temp = geteaw();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
CHECK_WRITE(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 1UL);
|
|
|
|
|
}
|
|
|
|
|
seteaw(temp + 1);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
setadd16nc(temp, 1);
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? timing_rr : timing_mm);
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? timing_rr : timing_mm, 2, rmdat, (cpu_mod == 3) ? 0 : 1, 0, (cpu_mod == 3) ? 0 : 1, 0, 1);
|
|
|
|
|
break;
|
|
|
|
|
case 0x08: /*DEC w*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 1UL);
|
|
|
|
|
}
|
|
|
|
|
temp = geteaw();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
CHECK_WRITE(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 1UL);
|
|
|
|
|
}
|
|
|
|
|
seteaw(temp - 1);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
setsub16nc(temp, 1);
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? timing_rr : timing_mm);
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? timing_rr : timing_mm, 2, rmdat, (cpu_mod == 3) ? 0 : 1, 0, (cpu_mod == 3) ? 0 : 1, 0, 1);
|
|
|
|
|
break;
|
|
|
|
|
case 0x10: /*CALL*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 1UL);
|
|
|
|
|
}
|
|
|
|
|
new_pc = geteaw();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
PUSH_W(cpu_state.pc);
|
|
|
|
|
cpu_state.pc = new_pc;
|
|
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
if (is486) {
|
|
|
|
|
CLOCK_CYCLES(5);
|
|
|
|
|
} else {
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? 7 : 10);
|
|
|
|
|
}
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? 7 : 10, 2, rmdat, (cpu_mod == 3) ? 0 : 1, 0, 1, 0, 1);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
break;
|
|
|
|
|
case 0x18: /*CALL far*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
|
|
|
|
new_pc = readmemw(easeg, cpu_state.eaaddr);
|
|
|
|
|
new_cs = readmemw(easeg, (cpu_state.eaaddr + 2));
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
|
|
|
|
|
CALL_FAR_w(new_cs, new_pc);
|
|
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
PREFETCH_RUN(cycles_old - cycles, 2, rmdat, 2, 0, cgate16 ? 2 : 0, cgate16 ? 0 : 2, 1);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
break;
|
|
|
|
|
case 0x20: /*JMP*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 1UL);
|
|
|
|
|
}
|
|
|
|
|
new_pc = geteaw();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
cpu_state.pc = new_pc;
|
|
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
if (is486) {
|
|
|
|
|
CLOCK_CYCLES(5);
|
|
|
|
|
} else {
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? 7 : 10);
|
|
|
|
|
}
|
|
|
|
|
PREFETCH_RUN(cycles_old - cycles, 2, rmdat, 1, 0, 0, 0, 1);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
break;
|
|
|
|
|
case 0x28: /*JMP far*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
2020-07-15 03:37:44 +02:00
|
|
|
#ifdef USE_NEW_DYNAREC
|
2022-11-19 10:40:32 -05:00
|
|
|
old_pc = cpu_state.pc;
|
2020-07-15 03:37:44 +02:00
|
|
|
#else
|
2022-11-19 10:40:32 -05:00
|
|
|
oxpc = cpu_state.pc;
|
2020-07-15 03:37:44 +02:00
|
|
|
#endif
|
2022-11-19 10:40:32 -05:00
|
|
|
new_pc = readmemw(easeg, cpu_state.eaaddr);
|
|
|
|
|
new_cs = readmemw(easeg, cpu_state.eaaddr + 2);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
cpu_state.pc = new_pc;
|
2020-07-15 03:37:44 +02:00
|
|
|
#ifdef USE_NEW_DYNAREC
|
2022-11-19 10:40:32 -05:00
|
|
|
loadcsjmp(new_cs, old_pc);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
2020-07-15 03:37:44 +02:00
|
|
|
#else
|
2022-11-19 10:40:32 -05:00
|
|
|
loadcsjmp(new_cs, oxpc);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
2020-07-15 03:37:44 +02:00
|
|
|
#endif
|
2022-11-19 10:40:32 -05:00
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
PREFETCH_RUN(cycles_old - cycles, 2, rmdat, 2, 0, 0, 0, 1);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
break;
|
|
|
|
|
case 0x30: /*PUSH w*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 1UL);
|
|
|
|
|
}
|
|
|
|
|
temp = geteaw();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
PUSH_W(temp);
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? 2 : 5);
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? 2 : 5, 2, rmdat, (cpu_mod == 3) ? 0 : 1, 0, 1, 0, 1);
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
default:
|
|
|
|
|
// fatal("Bad FF opcode %02X\n",rmdat&0x38);
|
|
|
|
|
x86illegal();
|
|
|
|
|
}
|
|
|
|
|
return cpu_state.abrt;
|
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
|
|
|
}
|
|
|
|
|
|
2022-11-19 10:40:32 -05:00
|
|
|
static int
|
|
|
|
|
opFF_l_a16(uint32_t fetchdat)
|
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
|
|
|
{
|
2023-08-10 15:43:16 -04:00
|
|
|
uint16_t old_cs;
|
|
|
|
|
uint16_t new_cs;
|
|
|
|
|
uint32_t old_pc;
|
|
|
|
|
uint32_t new_pc;
|
2022-11-19 10:40:32 -05:00
|
|
|
int cycles_old = cycles;
|
|
|
|
|
UN_USED(cycles_old);
|
|
|
|
|
|
|
|
|
|
uint32_t temp;
|
|
|
|
|
|
|
|
|
|
fetch_ea_16(fetchdat);
|
|
|
|
|
|
|
|
|
|
switch (rmdat & 0x38) {
|
|
|
|
|
case 0x00: /*INC l*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
|
|
|
|
temp = geteal();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
CHECK_WRITE(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
|
|
|
|
seteal(temp + 1);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
setadd32nc(temp, 1);
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? timing_rr : timing_mm);
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? timing_rr : timing_mm, 2, rmdat, 0, (cpu_mod == 3) ? 0 : 1, 0, (cpu_mod == 3) ? 0 : 1, 0);
|
|
|
|
|
break;
|
|
|
|
|
case 0x08: /*DEC l*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
|
|
|
|
temp = geteal();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
CHECK_WRITE(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
|
|
|
|
seteal(temp - 1);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
setsub32nc(temp, 1);
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? timing_rr : timing_mm);
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? timing_rr : timing_mm, 2, rmdat, 0, (cpu_mod == 3) ? 0 : 1, 0, (cpu_mod == 3) ? 0 : 1, 0);
|
|
|
|
|
break;
|
|
|
|
|
case 0x10: /*CALL*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
|
|
|
|
new_pc = geteal();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
PUSH_L(cpu_state.pc);
|
|
|
|
|
cpu_state.pc = new_pc;
|
|
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
if (is486) {
|
|
|
|
|
CLOCK_CYCLES(5);
|
|
|
|
|
} else {
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? 7 : 10);
|
|
|
|
|
}
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? 7 : 10, 2, rmdat, 0, (cpu_mod == 3) ? 0 : 1, 0, 1, 0);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
break;
|
|
|
|
|
case 0x18: /*CALL far*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 5UL);
|
|
|
|
|
}
|
|
|
|
|
new_pc = readmeml(easeg, cpu_state.eaaddr);
|
|
|
|
|
new_cs = readmemw(easeg, (cpu_state.eaaddr + 4));
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
|
|
|
|
|
CALL_FAR_l(new_cs, new_pc);
|
|
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
PREFETCH_RUN(cycles_old - cycles, 2, rmdat, 1, 1, cgate16 ? 2 : 0, cgate16 ? 0 : 2, 0);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
break;
|
|
|
|
|
case 0x20: /*JMP*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
|
|
|
|
new_pc = geteal();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
cpu_state.pc = new_pc;
|
|
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
if (is486) {
|
|
|
|
|
CLOCK_CYCLES(5);
|
|
|
|
|
} else {
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? 7 : 10);
|
|
|
|
|
}
|
|
|
|
|
PREFETCH_RUN(cycles_old - cycles, 2, rmdat, 0, 1, 0, 0, 0);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
break;
|
|
|
|
|
case 0x28: /*JMP far*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 5UL);
|
|
|
|
|
}
|
2020-07-15 03:37:44 +02:00
|
|
|
#ifdef USE_NEW_DYNAREC
|
2022-11-19 10:40:32 -05:00
|
|
|
old_pc = cpu_state.pc;
|
2020-07-15 03:37:44 +02:00
|
|
|
#else
|
2022-11-19 10:40:32 -05:00
|
|
|
oxpc = cpu_state.pc;
|
2020-07-15 03:37:44 +02:00
|
|
|
#endif
|
2022-11-19 10:40:32 -05:00
|
|
|
new_pc = readmeml(easeg, cpu_state.eaaddr);
|
|
|
|
|
new_cs = readmemw(easeg, cpu_state.eaaddr + 4);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
cpu_state.pc = new_pc;
|
2020-07-15 03:37:44 +02:00
|
|
|
#ifdef USE_NEW_DYNAREC
|
2022-11-19 10:40:32 -05:00
|
|
|
loadcsjmp(new_cs, old_pc);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
2020-07-15 03:37:44 +02:00
|
|
|
#else
|
2022-11-19 10:40:32 -05:00
|
|
|
loadcsjmp(new_cs, oxpc);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
2020-07-15 03:37:44 +02:00
|
|
|
#endif
|
2022-11-19 10:40:32 -05:00
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
PREFETCH_RUN(cycles_old - cycles, 2, rmdat, 1, 1, 0, 0, 0);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
break;
|
|
|
|
|
case 0x30: /*PUSH l*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
|
|
|
|
temp = geteal();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
PUSH_L(temp);
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? 2 : 5);
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? 2 : 5, 2, rmdat, 0, (cpu_mod == 3) ? 0 : 1, 0, 1, 0);
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
default:
|
|
|
|
|
// fatal("Bad FF opcode %02X\n",rmdat&0x38);
|
|
|
|
|
x86illegal();
|
|
|
|
|
}
|
|
|
|
|
return cpu_state.abrt;
|
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
|
|
|
}
|
2022-11-19 10:40:32 -05:00
|
|
|
static int
|
|
|
|
|
opFF_l_a32(uint32_t fetchdat)
|
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
|
|
|
{
|
2023-08-10 15:43:16 -04:00
|
|
|
uint16_t old_cs;
|
|
|
|
|
uint16_t new_cs;
|
|
|
|
|
uint32_t old_pc;
|
|
|
|
|
uint32_t new_pc;
|
2022-11-19 10:40:32 -05:00
|
|
|
int cycles_old = cycles;
|
|
|
|
|
UN_USED(cycles_old);
|
|
|
|
|
|
|
|
|
|
uint32_t temp;
|
|
|
|
|
|
|
|
|
|
fetch_ea_32(fetchdat);
|
|
|
|
|
|
|
|
|
|
switch (rmdat & 0x38) {
|
|
|
|
|
case 0x00: /*INC l*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
|
|
|
|
temp = geteal();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
CHECK_WRITE(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
|
|
|
|
seteal(temp + 1);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
setadd32nc(temp, 1);
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? timing_rr : timing_mm);
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? timing_rr : timing_mm, 2, rmdat, 0, (cpu_mod == 3) ? 0 : 1, 0, (cpu_mod == 3) ? 0 : 1, 1);
|
|
|
|
|
break;
|
|
|
|
|
case 0x08: /*DEC l*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
|
|
|
|
temp = geteal();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
CHECK_WRITE(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
|
|
|
|
seteal(temp - 1);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
setsub32nc(temp, 1);
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? timing_rr : timing_mm);
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? timing_rr : timing_mm, 2, rmdat, 0, (cpu_mod == 3) ? 0 : 1, 0, (cpu_mod == 3) ? 0 : 1, 1);
|
|
|
|
|
break;
|
|
|
|
|
case 0x10: /*CALL*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
|
|
|
|
new_pc = geteal();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
PUSH_L(cpu_state.pc);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
cpu_state.pc = new_pc;
|
|
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
if (is486) {
|
|
|
|
|
CLOCK_CYCLES(5);
|
|
|
|
|
} else {
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? 7 : 10);
|
|
|
|
|
}
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? 7 : 10, 2, rmdat, 0, (cpu_mod == 3) ? 0 : 1, 0, 1, 1);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
break;
|
|
|
|
|
case 0x18: /*CALL far*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 5UL);
|
|
|
|
|
}
|
|
|
|
|
new_pc = readmeml(easeg, cpu_state.eaaddr);
|
|
|
|
|
new_cs = readmemw(easeg, (cpu_state.eaaddr + 4));
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
|
|
|
|
|
CALL_FAR_l(new_cs, new_pc);
|
|
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
PREFETCH_RUN(cycles_old - cycles, 2, rmdat, 1, 1, cgate16 ? 2 : 0, cgate16 ? 0 : 2, 1);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
break;
|
|
|
|
|
case 0x20: /*JMP*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
|
|
|
|
new_pc = geteal();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
cpu_state.pc = new_pc;
|
|
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
if (is486) {
|
|
|
|
|
CLOCK_CYCLES(5);
|
|
|
|
|
} else {
|
|
|
|
|
CLOCK_CYCLES((cpu_mod == 3) ? 7 : 10);
|
|
|
|
|
}
|
|
|
|
|
PREFETCH_RUN(cycles_old - cycles, 2, rmdat, 1, 1, 0, 0, 1);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
break;
|
|
|
|
|
case 0x28: /*JMP far*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 5UL);
|
|
|
|
|
}
|
2020-07-15 03:37:44 +02:00
|
|
|
#ifdef USE_NEW_DYNAREC
|
2022-11-19 10:40:32 -05:00
|
|
|
old_pc = cpu_state.pc;
|
2020-07-15 03:37:44 +02:00
|
|
|
#else
|
2022-11-19 10:40:32 -05:00
|
|
|
oxpc = cpu_state.pc;
|
2020-07-15 03:37:44 +02:00
|
|
|
#endif
|
2022-11-19 10:40:32 -05:00
|
|
|
new_pc = readmeml(easeg, cpu_state.eaaddr);
|
|
|
|
|
new_cs = readmemw(easeg, cpu_state.eaaddr + 4);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
cpu_state.pc = new_pc;
|
2020-07-15 03:37:44 +02:00
|
|
|
#ifdef USE_NEW_DYNAREC
|
2022-11-19 10:40:32 -05:00
|
|
|
loadcsjmp(new_cs, old_pc);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
2020-07-15 03:37:44 +02:00
|
|
|
#else
|
2022-11-19 10:40:32 -05:00
|
|
|
loadcsjmp(new_cs, oxpc);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
2020-07-15 03:37:44 +02:00
|
|
|
#endif
|
2022-11-19 10:40:32 -05:00
|
|
|
CPU_BLOCK_END();
|
|
|
|
|
PREFETCH_RUN(cycles_old - cycles, 2, rmdat, 1, 1, 0, 0, 1);
|
|
|
|
|
PREFETCH_FLUSH();
|
|
|
|
|
break;
|
|
|
|
|
case 0x30: /*PUSH l*/
|
|
|
|
|
if (cpu_mod != 3) {
|
|
|
|
|
SEG_CHECK_READ(cpu_state.ea_seg);
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
CHECK_READ(cpu_state.ea_seg, cpu_state.eaaddr, cpu_state.eaaddr + 3UL);
|
|
|
|
|
}
|
|
|
|
|
temp = geteal();
|
|
|
|
|
if (cpu_state.abrt)
|
|
|
|
|
return 1;
|
|
|
|
|
PUSH_L(temp);
|
|
|
|
|
PREFETCH_RUN((cpu_mod == 3) ? 2 : 5, 2, rmdat, 0, (cpu_mod == 3) ? 0 : 1, 0, 1, 1);
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
default:
|
|
|
|
|
// fatal("Bad FF opcode %02X\n",rmdat&0x38);
|
|
|
|
|
x86illegal();
|
|
|
|
|
}
|
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return cpu_state.abrt;
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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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}
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