2017-10-08 05:04:38 +02:00
|
|
|
/*
|
2023-01-06 15:36:05 -05:00
|
|
|
* 86Box A hypervisor and IBM PC system emulator that specializes in
|
|
|
|
|
* running old operating systems and software designed for IBM
|
|
|
|
|
* PC systems and compatibles from 1981 through fairly recent
|
|
|
|
|
* system designs based on the PCI bus.
|
2017-10-08 05:04:38 +02:00
|
|
|
*
|
2023-01-06 15:36:05 -05:00
|
|
|
* This file is part of the 86Box distribution.
|
2017-10-08 05:04:38 +02:00
|
|
|
*
|
2024-04-10 17:27:30 +02:00
|
|
|
* Implementation of the NCR 5380 chip made by NCR
|
|
|
|
|
* and used in various controllers.
|
2017-10-08 05:04:38 +02:00
|
|
|
*
|
2020-03-25 00:46:02 +02:00
|
|
|
*
|
2017-10-08 05:04:38 +02:00
|
|
|
*
|
2023-01-06 15:36:29 -05:00
|
|
|
* Authors: Sarah Walker, <https://pcem-emulator.co.uk/>
|
2023-01-06 15:36:05 -05:00
|
|
|
* TheCollector1995, <mariogplayer@gmail.com>
|
|
|
|
|
* Fred N. van Kempen, <decwiz@yahoo.com>
|
2018-01-13 22:56:13 +01:00
|
|
|
*
|
2023-01-06 15:36:05 -05:00
|
|
|
* Copyright 2017-2018 Sarah Walker.
|
2023-01-06 15:36:29 -05:00
|
|
|
* Copyright 2017-2018 Fred N. van Kempen.
|
2024-04-10 17:27:30 +02:00
|
|
|
* Copyright 2017-2024 TheCollector1995.
|
2017-10-08 05:04:38 +02:00
|
|
|
*/
|
2022-02-18 19:42:21 -05:00
|
|
|
|
2017-10-08 05:04:38 +02:00
|
|
|
#ifndef SCSI_NCR5380_H
|
2022-09-18 17:15:38 -04:00
|
|
|
#define SCSI_NCR5380_H
|
2017-10-08 05:04:38 +02:00
|
|
|
|
2024-04-10 17:27:30 +02:00
|
|
|
#define NCR_CURDATA 0 /* current SCSI data (read only) */
|
|
|
|
|
#define NCR_OUTDATA 0 /* output data (write only) */
|
|
|
|
|
#define NCR_INITCOMMAND 1 /* initiator command (read/write) */
|
|
|
|
|
#define NCR_MODE 2 /* mode (read/write) */
|
|
|
|
|
#define NCR_TARGETCMD 3 /* target command (read/write) */
|
|
|
|
|
#define NCR_SELENABLE 4 /* select enable (write only) */
|
|
|
|
|
#define NCR_BUSSTATUS 4 /* bus status (read only) */
|
|
|
|
|
#define NCR_STARTDMA 5 /* start DMA send (write only) */
|
|
|
|
|
#define NCR_BUSANDSTAT 5 /* bus and status (read only) */
|
|
|
|
|
#define NCR_DMATARGET 6 /* DMA target (write only) */
|
|
|
|
|
#define NCR_INPUTDATA 6 /* input data (read only) */
|
|
|
|
|
#define NCR_DMAINIRECV 7 /* DMA initiator receive (write only) */
|
|
|
|
|
#define NCR_RESETPARITY 7 /* reset parity/interrupt (read only) */
|
|
|
|
|
|
|
|
|
|
#define ICR_DBP 0x01
|
|
|
|
|
#define ICR_ATN 0x02
|
|
|
|
|
#define ICR_SEL 0x04
|
|
|
|
|
#define ICR_BSY 0x08
|
|
|
|
|
#define ICR_ACK 0x10
|
|
|
|
|
#define ICR_ARB_LOST 0x20
|
|
|
|
|
#define ICR_ARB_IN_PROGRESS 0x40
|
|
|
|
|
|
|
|
|
|
#define MODE_ARBITRATE 0x01
|
|
|
|
|
#define MODE_DMA 0x02
|
|
|
|
|
#define MODE_MONITOR_BUSY 0x04
|
|
|
|
|
#define MODE_ENA_EOP_INT 0x08
|
|
|
|
|
|
|
|
|
|
#define STATUS_ACK 0x01
|
|
|
|
|
#define STATUS_BUSY_ERROR 0x04
|
|
|
|
|
#define STATUS_PHASE_MATCH 0x08
|
|
|
|
|
#define STATUS_INT 0x10
|
|
|
|
|
#define STATUS_DRQ 0x40
|
|
|
|
|
#define STATUS_END_OF_DMA 0x80
|
|
|
|
|
|
|
|
|
|
#define TCR_IO 0x01
|
|
|
|
|
#define TCR_CD 0x02
|
|
|
|
|
#define TCR_MSG 0x04
|
|
|
|
|
#define TCR_REQ 0x08
|
|
|
|
|
#define TCR_LAST_BYTE_SENT 0x80
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#define STATE_IDLE 0
|
|
|
|
|
#define STATE_COMMAND 1
|
|
|
|
|
#define STATE_DATAIN 2
|
|
|
|
|
#define STATE_DATAOUT 3
|
|
|
|
|
#define STATE_STATUS 4
|
|
|
|
|
#define STATE_MESSAGEIN 5
|
|
|
|
|
#define STATE_SELECT 6
|
|
|
|
|
#define STATE_MESSAGEOUT 7
|
|
|
|
|
#define STATE_MESSAGE_ID 8
|
|
|
|
|
|
|
|
|
|
#define DMA_IDLE 0
|
|
|
|
|
#define DMA_SEND 1
|
|
|
|
|
#define DMA_INITIATOR_RECEIVE 2
|
|
|
|
|
|
|
|
|
|
typedef struct ncr_t {
|
|
|
|
|
uint8_t icr;
|
|
|
|
|
uint8_t mode;
|
|
|
|
|
uint8_t tcr;
|
|
|
|
|
uint8_t data_wait;
|
|
|
|
|
uint8_t isr;
|
|
|
|
|
uint8_t output_data;
|
|
|
|
|
uint8_t target_id;
|
|
|
|
|
uint8_t tx_data;
|
|
|
|
|
uint8_t msglun;
|
2024-05-03 17:02:13 +02:00
|
|
|
uint8_t irq_state;
|
2024-04-10 17:27:30 +02:00
|
|
|
|
|
|
|
|
uint8_t command[20];
|
|
|
|
|
uint8_t msgout[4];
|
|
|
|
|
uint8_t bus;
|
|
|
|
|
|
|
|
|
|
int msgout_pos;
|
|
|
|
|
int is_msgout;
|
|
|
|
|
|
|
|
|
|
int dma_mode;
|
|
|
|
|
int cur_bus;
|
|
|
|
|
int bus_in;
|
|
|
|
|
int new_phase;
|
|
|
|
|
int state;
|
|
|
|
|
int clear_req;
|
|
|
|
|
int wait_data;
|
|
|
|
|
int wait_complete;
|
|
|
|
|
int command_pos;
|
|
|
|
|
int data_pos;
|
|
|
|
|
|
|
|
|
|
int irq;
|
2024-05-03 17:02:13 +02:00
|
|
|
int simple_pseudo_dma;
|
|
|
|
|
|
|
|
|
|
uint32_t block_count;
|
2024-04-10 17:27:30 +02:00
|
|
|
|
|
|
|
|
double period;
|
|
|
|
|
|
|
|
|
|
void *priv;
|
2024-05-03 17:02:13 +02:00
|
|
|
void (*dma_init_ext)(void *priv, void *ext_priv, int send);
|
2024-04-10 17:27:30 +02:00
|
|
|
void (*dma_mode_ext)(void *priv, void *ext_priv);
|
|
|
|
|
int (*dma_send_ext)(void *priv, void *ext_priv);
|
|
|
|
|
int (*dma_initiator_receive_ext)(void *priv, void *ext_priv);
|
|
|
|
|
void (*timer)(void *ext_priv, double period);
|
|
|
|
|
} ncr_t;
|
|
|
|
|
|
|
|
|
|
extern int ncr5380_cmd_len[8];
|
|
|
|
|
|
|
|
|
|
extern void ncr5380_irq(ncr_t *ncr, int set_irq);
|
2024-05-03 17:02:13 +02:00
|
|
|
extern void ncr5380_set_irq(ncr_t *ncr, int irq);
|
2024-04-10 17:27:30 +02:00
|
|
|
extern uint32_t ncr5380_get_bus_host(ncr_t *ncr);
|
|
|
|
|
extern void ncr5380_bus_read(ncr_t *ncr);
|
|
|
|
|
extern void ncr5380_bus_update(ncr_t *ncr, int bus);
|
|
|
|
|
extern void ncr5380_write(uint16_t port, uint8_t val, ncr_t *ncr);
|
2024-05-03 17:02:13 +02:00
|
|
|
extern uint8_t ncr5380_drq(ncr_t *ncr);
|
2024-04-10 17:27:30 +02:00
|
|
|
extern uint8_t ncr5380_read(uint16_t port, ncr_t *ncr);
|
|
|
|
|
|
|
|
|
|
#ifdef EMU_DEVICE_H
|
2018-03-19 01:02:04 +01:00
|
|
|
extern const device_t scsi_lcs6821n_device;
|
|
|
|
|
extern const device_t scsi_rt1000b_device;
|
2022-07-09 23:19:18 +02:00
|
|
|
extern const device_t scsi_rt1000mc_device;
|
2021-08-17 14:26:47 +02:00
|
|
|
extern const device_t scsi_t128_device;
|
2024-04-10 17:27:30 +02:00
|
|
|
extern const device_t scsi_t228_device;
|
2018-03-19 01:02:04 +01:00
|
|
|
extern const device_t scsi_t130b_device;
|
2022-03-01 14:20:11 +01:00
|
|
|
extern const device_t scsi_ls2000_device;
|
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
|
|
|
#if defined(DEV_BRANCH) && defined(USE_SUMO)
|
2018-03-19 01:02:04 +01:00
|
|
|
extern const device_t scsi_scsiat_device;
|
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
|
|
|
#endif
|
2024-05-03 17:02:13 +02:00
|
|
|
extern const device_t scsi_pas_device;
|
2024-04-10 17:27:30 +02:00
|
|
|
#endif
|
2017-10-08 05:04:38 +02:00
|
|
|
|
2022-09-18 17:15:38 -04:00
|
|
|
#endif /*SCSI_NCR5380_H*/
|