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- /*
- * main.h - General definitions
- *
- * Basilisk II (C) 1997-2001 Christian Bauer
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
- #ifndef MAIN_H
- #define MAIN_H
-
- // CPU type (0 = 68000, 1 = 68010, 2 = 68020, 3 = 68030, 4 = 68040/060)
- extern int CPUType;
- extern bool CPUIs68060; // Flag to distinguish 68040 and 68060
-
- // FPU type (0 = no FPU, 1 = 68881, 2 = 68882)
- extern int FPUType;
-
- // Flag: 24-bit-addressing?
- extern bool TwentyFourBitAddressing;
-
- // 68k register structure (for Execute68k())
- struct M68kRegisters {
- uint32 d[8];
- uint32 a[8];
- uint16 sr;
- };
-
- // General functions
- extern bool InitAll(void);
- extern void ExitAll(void);
-
- // Platform-specific functions
- extern void FlushCodeCache(void *start, uint32 size); // Code was patched, flush caches if neccessary
- extern void QuitEmulator(void); // Quit emulator
- extern void ErrorAlert(const char *text); // Display error alert
- extern void WarningAlert(const char *text); // Display warning alert
- extern bool ChoiceAlert(const char *text, const char *pos, const char *neg); // Display choice alert
-
- // Interrupt flags
- enum {
- INTFLAG_60HZ = 1, // 60.15Hz VBL
- INTFLAG_1HZ = 2, // ~1Hz interrupt
- INTFLAG_SERIAL = 4, // Serial driver
- INTFLAG_ETHER = 8, // Ethernet driver
- INTFLAG_AUDIO = 16, // Audio block read
- INTFLAG_TIMER = 32, // Time Manager
- INTFLAG_NMI = 64 // NMI
- };
-
- extern uint32 InterruptFlags; // Currently pending interrupts
- extern void SetInterruptFlag(uint32 flag); // Set/clear interrupt flags
- extern void ClearInterruptFlag(uint32 flag);
-
- #endif
-