124 lines
3.6 KiB
C
124 lines
3.6 KiB
C
/*
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* types.h
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*
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* This file is part of Emu48
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*
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* Copyright (C) 1995 Sebastien Carlier
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*
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*/
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// HST bits
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#define XM 1
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#define SB 2
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#define SR 4
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#define MP 8
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#define SWORD SHORT // signed 16 Bit variable
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#define QWORD ULONGLONG // unsigned 64 Bit variable
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#define CHIPSET Chipset_t
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typedef struct
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{
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SWORD nPosX; // position of window
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SWORD nPosY;
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BYTE type; // calculator type
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DWORD Port0Size; // real size of module in KB
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DWORD Port1Size; // real size of module in KB
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DWORD Port2Size; // real size of module in KB (HP49G only)
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DWORD dwUnused0; // not used, was memory pointer Port0
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DWORD dwUnused1; // not used, was memory pointer Port1
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DWORD dwUnused2; // not used, was memory pointer Port2
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DWORD pc;
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DWORD d0;
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DWORD d1;
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DWORD rstkp;
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DWORD rstk[8];
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BYTE A[16];
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BYTE B[16];
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BYTE C[16];
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BYTE D[16];
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BYTE R0[16];
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BYTE R1[16];
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BYTE R2[16];
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BYTE R3[16];
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BYTE R4[16];
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BYTE ST[4];
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BYTE HST;
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BYTE P;
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WORD out;
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WORD in;
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BOOL SoftInt;
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BOOL Shutdn;
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BOOL mode_dec;
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BOOL inte; // interrupt status flag (FALSE = int in service)
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BOOL intk; // 1 ms keyboard scan flag (TRUE = enable)
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BOOL intd; // keyboard interrupt pending (TRUE = int pending)
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BOOL carry;
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WORD crc;
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WORD wPort2Crc; // fingerprint of port2
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WORD wRomCrc; // fingerprint of ROM
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#if defined _USRDLL // DLL version
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QWORD cycles; // oscillator cycles
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#else // EXE version
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DWORD cycles; // oscillator cycles
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DWORD cycles_reserved; // reserved for MSB of oscillator cycles
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#endif
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DWORD dwKdnCycles; // cpu cycles at start of 1ms key handler
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UINT Bank_FF; // save state of HP48GX port2 or state of HP49G ROM FF
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UINT FlashRomState; // WSM state of flash memory (unused)
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BYTE cards_status;
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BYTE IORam[64]; // I/O hardware register
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UINT IOBase; // address of I/O modules page
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BOOL IOCfig; // I/O module configuration flag
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BYTE P0Base, BSBase, P1Base, P2Base; // address of modules first 2KB page
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BYTE P0Size, BSSize, P1Size, P2Size; // mapped size of module in 2KB
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BYTE P0End, BSEnd, P1End, P2End; // address of modules last 2KB page
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BOOL P0Cfig, BSCfig, P1Cfig, P2Cfig; // module address configuration flag
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BOOL P0Cfg2, BSCfg2, P1Cfg2, P2Cfg2; // module size configuration flag
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BYTE t1;
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DWORD t2;
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BOOL bShutdnWake; // flag for wake up from SHUTDN mode
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BYTE Keyboard_Row[9];
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WORD IR15X;
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UINT Keyboard_State; // not used
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signed short loffset;
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signed int width;
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UINT boffset;
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UINT lcounter;
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UINT sync; // not used
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BYTE contrast;
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BOOL dispon; // not used
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DWORD start1;
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DWORD start12;
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DWORD end1;
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DWORD start2, end2;
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// CdB for HP: add apples header
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DWORD d0size; // no. of header display lines
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BYTE d0memory[4096*2]; // memory for header display area
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DWORD d0offset; // offset inside the header display for the content
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DWORD d0address; // address in saturn addr area for d0memory (2 pages)
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// BOOL d0Cfig; // modul configured
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} Chipset_t;
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// additional Saturnator registers and Apple hardware
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typedef struct
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{
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BYTE byType[4]; // "SPL" Saturn PLus
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QWORD fld[7]; // user defined field masks F1-F7
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BOOL d0Cfig; // display memory modul configured
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DWORD d0address; // address in saturn addr area for d0memory (2 pages)
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DWORD d0size; // no. of header display lines
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DWORD d0offset; // offset inside the display memory for the content
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BYTE d0memory[4096*2]; // 4KB memory for header display area
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} APPLE_CHIPSET;
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