/******************************************************************************
 *                                                                            *
 *     TYPES.H                                                                *
 *                                                                            *
 *     This file contains common type declarations, compatible                *
 *     with standard Microsoft/Windows declarations, and with                 *
 *     the format of EMON's stack records.                                    *
 *                                                                            *
 ******************************************************************************
 *                                                                            *
 * Copyright 1996 Advanced Micro Devices, Inc.                                *
 *                                                                            *
 * This software is the property of Advanced Micro Devices, Inc  (AMD)  which *
 * specifically  grants the user the right to modify, use and distribute this *
 * software provided this notice is not removed or altered.  All other rights *
 * are reserved by AMD.                                                       *
 *                                                                            *
 * AMD MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARD TO THIS *
 * SOFTWARE.  IN NO EVENT SHALL AMD BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL *
 * DAMAGES IN CONNECTION WITH OR ARISING FROM THE FURNISHING, PERFORMANCE, OR *
 * USE OF THIS SOFTWARE.                                                      *
 *                                                                            *
 * So that all may benefit from your experience, please report  any  problems *
 * or suggestions about this software back to AMD.  Please include your name, *
 * company,  telephone number,  AMD product requiring support and question or *
 * problem encountered.                                                       *
 *                                                                            *
 * Advanced Micro Devices, Inc.       Worldwide support and contact           *
 * Logic Products Division            information available at:               *
 * Systems Engineering                                                        *
 * 5204 E. Ben White Blvd.     http://www.amd.com/html/support/techsup.html   *
 * Austin, TX 78741                                                           *
 *****************************************************************************/
#ifndef _types_h_
#define _types_h_

//
//    Data types are defined to be reasonably compatible with
//    Microsoft's standard Windows definitions.
//


/* DATA TYPE REDEFINE */
typedef 	unsigned char	byte;
typedef 	unsigned		word;
typedef     unsigned long   dword;


typedef unsigned long DWORD;
typedef unsigned short WORD;
typedef unsigned char  BYTE;

typedef WORD BOOL;
typedef WORD (__far *FUNCPTR)();

typedef char * PSTR;

typedef void far *    LPVOID;
typedef DWORD far *   LPDWORD;
typedef WORD far *    LPWORD;
typedef BYTE far *    LPBYTE;
typedef BOOL far *    LPBOOL;
typedef char far *    LPSTR;
typedef const char far *    LPCSTR;

typedef void *    PVOID;
typedef DWORD *   PDWORD;
typedef WORD *    PWORD;
typedef BYTE *    PBYTE;
typedef BOOL *    PBOOL;
typedef char *    PSTR;
typedef const char *    PCSTR;

// Static variables which don't change (primarily strings) are stored
// in the code segment so that they do not occupy RAM during operation.

/*
#define ROM _based( _segname ("_CODE" ))

typedef const char ROM ROMCHAR;
typedef const BYTE ROM ROMBYTE;
typedef const WORD ROM ROMWORD;
typedef const DWORD ROM ROMDWORD;
typedef const char ROM * PROMCHAR;       // Pointer to rom based string
*/

typedef const char  ROMCHAR;
typedef const BYTE  ROMBYTE;
typedef const WORD  ROMWORD;
typedef const DWORD ROMDWORD;
typedef const char * PROMCHAR;       // Pointer to rom based string

#ifndef NULL
#define  NULL  ((void*)0)
#endif

#if defined(DEBUG) || defined(_DEBUG) || defined(ALL_PUBLICS)
  #define STATIC
#else
  #define STATIC static
#endif


// Structure defining registers on the stack in the order they
// are passed by EMSTART.ASM.

/*
typedef struct {
            WORD _ES;           // Microsoft treats "ES" as a reserved word.
            WORD DS;
            WORD DI;
            WORD SI;
            WORD BP;
            WORD SP_DUMMY;        // Pushed by "PUSHA", ignored by "POPA"
    union {
        struct {
            WORD BX;
            WORD DX;
            WORD CX;
            WORD AX;
        };
        struct {
            BYTE BL;
            BYTE BH;
            BYTE DL;
            BYTE DH;
            BYTE CL;
            BYTE CH;
            BYTE AL;
            BYTE AH;
        };
    };
            WORD IP;
            WORD CS;
            WORD Flags;
            WORD IntType;
            WORD SP;
            WORD SS;
} STACKREC,  * NPSTACKREC, far * FPSTACKREC;
*/
//
//    ISRWrapper is used so that the ISR routines do not need to
//    have a reference to the data segment.  A "wrapper" routine
//    which lives in the data segment is set up at run-time to
//    point to the code segment.

typedef struct 
{
    BYTE PushA;
    BYTE PushDS;
    BYTE PushES;
    BYTE PushCS;
    BYTE PopDS1;
    BYTE FarCall;
    void __far * CallAddress;
    BYTE PopES;
    BYTE PopDS2;
    BYTE PopA;
    BYTE IRet;
} ISRWrapper;

//
// Macros to split and recombine pointers
//

#define _FP_SEG(fp) (*((unsigned __far *)&(fp)+1))
#define _FP_OFF(fp) (*((unsigned __far *)&(fp)))
/*
#define _MK_FP(seg, offset) (void __far *) \
    (((unsigned long)seg << 16) + (unsigned long)(unsigned)offset)
*/
/*
#define FP_SEG   _FP_SEG
#define FP_OFF   _FP_OFF
#define MK_FP    _MK_FP
*/

// Procedural address conversions:
//      LinToSeg -- Linear to segmented address
//      SegToLin -- Segmented address to linear address
//      GetFullPtr -- Converts WORD ptr to full DWORD, for TEXT or DATA seg
LPVOID pascal LinToSeg(DWORD Linear);
DWORD  pascal SegToLin(LPVOID Segmented);
LPVOID pascal GetFullPtr(WORD ptr);

//
//    constants
//
#define TRUE   1
#define FALSE  0

#define  ASCII_CR    0x0d
#define  ASCII_LF    0x0a
#define  ASCII_BS    0x08
#define  ASCII_BELL  0x07
#define  ASCII_TAB   0x09
#define  ASCII_XON   0x11
#define  ASCII_XOFF  0x13

#endif