116 lines
4.1 KiB
C
116 lines
4.1 KiB
C
/* Copyright (C) 1996 DJ Delorie, see COPYING.DJ for details */
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/* Copyright (C) 1995 DJ Delorie, see COPYING.DJ for details */
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#ifndef __dj_include_bios_h_
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#define __dj_include_bios_h_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifndef __dj_ENFORCE_ANSI_FREESTANDING
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#ifndef __STRICT_ANSI__
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#ifndef _POSIX_SOURCE
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int bioscom(int _cmd, char _data, int _port);
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int biosdisk(int _cmd, int _drive, int _head, int _track, int _sector,
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int _nsects, void *_buffer);
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int biosequip(void);
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int bioskey(int cmd);
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int biosmemory(void);
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int biosprint(int _cmd, int _byte, int _port);
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long biostime(int _cmd, long _newtime);
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/*
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* For compatibility with other DOS C compilers.
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*/
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/* Disk parameters for _bios_disk() function. */
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struct _diskinfo_t {
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unsigned drive; /* Drive number. */
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unsigned head; /* Head number. */
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unsigned track; /* Track number. */
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unsigned sector; /* Sector number. */
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unsigned nsectors; /* Number of sectors to read/write/verify. */
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void *buffer; /* Buffer for reading/writing/verifying. */
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};
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#define diskinfo_t _diskinfo_t
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/* Constants for _bios_disk() function. */
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#define _DISK_RESET 0 /* Reset disk controller. */
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#define _DISK_STATUS 1 /* Get disk status. */
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#define _DISK_READ 2 /* Read disk sectors. */
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#define _DISK_WRITE 3 /* Write disk sectors. */
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#define _DISK_VERIFY 4 /* Verify disk sectors. */
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#define _DISK_FORMAT 5 /* Format disk track. */
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/* Constants fot _bios_serialcom() function. */
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#define _COM_INIT 0 /* Init serial port. */
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#define _COM_SEND 1 /* Send character. */
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#define _COM_RECEIVE 2 /* Receive character. */
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#define _COM_STATUS 3 /* Get serial port status. */
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#define _COM_CHR7 2 /* 7 bits characters. */
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#define _COM_CHR8 3 /* 8 bits characters. */
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#define _COM_STOP1 0 /* 1 stop bit. */
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#define _COM_STOP2 4 /* 2 stop bits. */
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#define _COM_NOPARITY 0 /* No parity. */
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#define _COM_ODDPARITY 8 /* Odd parity. */
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#define _COM_SPACEPARITY 16 /* Space parity. */
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#define _COM_EVENPARITY 24 /* Even parity. */
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#define _COM_110 0 /* 110 baud. */
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#define _COM_150 32 /* 150 baud. */
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#define _COM_300 64 /* 300 baud. */
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#define _COM_600 96 /* 600 baud. */
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#define _COM_1200 128 /* 1200 baud. */
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#define _COM_2400 160 /* 2400 baud. */
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#define _COM_4800 192 /* 4800 baud. */
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#define _COM_9600 224 /* 9600 baud. */
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/* Constants for _bios_keybrd() function. */
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#define _KEYBRD_READ 0 /* Read character. */
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#define _KEYBRD_READY 1 /* Check character. */
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#define _KEYBRD_SHIFTSTATUS 2 /* Get shift status. */
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#define _NKEYBRD_READ 0x10 /* Read extended character. */
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#define _NKEYBRD_READY 0x11 /* Check extended character. */
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#define _NKEYBRD_SHIFTSTATUS 0x12 /* Get exteded shift status. */
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/* Constans for _bios_printer() function. */
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#define _PRINTER_WRITE 0 /* Write character. */
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#define _PRINTER_INIT 1 /* Initialize printer. */
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#define _PRINTER_STATUS 2 /* Get printer status. */
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/* Constants for _bios_timeofday() function. */
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#define _TIME_GETCLOCK 0 /* Get current clock count. */
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#define _TIME_SETCLOCK 1 /* Set current clock count. */
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#define _bios_equiplist() ((unsigned)biosequip())
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#define _bios_memsize() ((unsigned)biosmemory())
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#define _bios_printer(_c, _p, _d) ((unsigned)biosprint(_c, _d, _p))
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#define _bios_serialcom(_c, _p, _d) ((unsigned)bioscom(_c, _d, _p))
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#define _bios_keybrd(_c) ((unsigned)bioskey(_c))
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unsigned _bios_disk(unsigned _cmd, struct _diskinfo_t *_di);
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unsigned _bios_timeofday(unsigned _cmd, unsigned long *_timeval);
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/* For int86(), int86x() and union REGS. */
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#include <dos.h>
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#endif /* !_POSIX_SOURCE */
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#endif /* !__STRICT_ANSI__ */
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#endif /* !__dj_ENFORCE_ANSI_FREESTANDING */
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#ifndef __dj_ENFORCE_FUNCTION_CALLS
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#endif /* !__dj_ENFORCE_FUNCTION_CALLS */
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#ifdef __cplusplus
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}
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#endif
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#endif /* !__dj_include_bios_h_ */
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