mirror of
https://github.com/kanjitalk755/macemu.git
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99 lines
2.9 KiB
C++
99 lines
2.9 KiB
C++
/*
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* main.h - General definitions
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*
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* Basilisk II (C) 1997-2008 Christian Bauer
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef MAIN_H
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#define MAIN_H
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// CPU type (0 = 68000, 1 = 68010, 2 = 68020, 3 = 68030, 4 = 68040/060)
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extern int CPUType;
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extern bool CPUIs68060; // Flag to distinguish 68040 and 68060
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// FPU type (0 = no FPU, 1 = 68881, 2 = 68882)
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extern int FPUType;
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// Flag: 24-bit-addressing?
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extern bool TwentyFourBitAddressing;
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// 68k register structure (for Execute68k())
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struct M68kRegisters {
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uint32 d[8];
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#ifdef UPDATE_UAE
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memptr a[8];
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uint16 sr;
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memptr usp, isp, msp;
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memptr pc;
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#else
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uint32 a[8];
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uint16 sr;
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#endif
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};
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// General functions
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extern bool InitAll(const char *vmdir);
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extern void ExitAll(void);
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// Platform-specific functions
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extern void FlushCodeCache(void *start, uint32 size); // Code was patched, flush caches if neccessary
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extern void QuitEmulator(void); // Quit emulator
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extern void ErrorAlert(const char *text); // Display error alert
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extern void ErrorAlert(int string_id);
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extern void WarningAlert(const char *text); // Display warning alert
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extern void WarningAlert(int string_id);
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extern bool ChoiceAlert(const char *text, const char *pos, const char *neg); // Display choice alert
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// Mutexes (non-recursive)
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struct B2_mutex;
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extern B2_mutex *B2_create_mutex(void);
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extern void B2_lock_mutex(B2_mutex *mutex);
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extern void B2_unlock_mutex(B2_mutex *mutex);
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extern void B2_delete_mutex(B2_mutex *mutex);
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// Interrupt flags
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enum {
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INTFLAG_60HZ = 1, // 60.15Hz VBL
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INTFLAG_1HZ = 2, // ~1Hz interrupt
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INTFLAG_SERIAL = 4, // Serial driver
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INTFLAG_ETHER = 8, // Ethernet driver
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INTFLAG_AUDIO = 16, // Audio block read
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INTFLAG_TIMER = 32, // Time Manager
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INTFLAG_ADB = 64, // ADB
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INTFLAG_NMI = 128 // NMI
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};
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extern uint32 InterruptFlags; // Currently pending interrupts
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extern void SetInterruptFlag(uint32 flag); // Set/clear interrupt flags
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extern void ClearInterruptFlag(uint32 flag);
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// vde switch variable
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extern char* vde_sock;
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// Array length
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#if __cplusplus >= 201103L || (_MSC_VER >= 1900 && defined __cplusplus)
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template <typename T, size_t size>
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constexpr size_t lengthof(T (& a)[size])
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{
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return size;
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}
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#else
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#define lengthof(a) (sizeof(a) / sizeof(a[0]))
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#endif
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#endif
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