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/* |
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* main_amiga.cpp - Startup code for AmigaOS |
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* |
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* Basilisk II (C) 1997-2002 Christian Bauer |
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* Basilisk II (C) 1997-2001 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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#include <intuition/intuition.h> |
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#include <devices/timer.h> |
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#include <devices/ahi.h> |
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#define __USE_SYSBASE |
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#include <proto/exec.h> |
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#include <proto/dos.h> |
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#include <proto/intuition.h> |
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#include <inline/exec.h> |
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#include <inline/dos.h> |
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#include <inline/intuition.h> |
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#include "sysdeps.h" |
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#include "cpu_emulation.h" |
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printf(" %s\n", GetString(STR_ABOUT_TEXT2)); |
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// Open libraries |
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GfxBase = OpenLibrary((UBYTE *)"graphics.library", 39); |
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GfxBase = OpenLibrary((UBYTE *) "graphics.library", 39); |
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if (GfxBase == NULL) { |
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printf("Cannot open graphics.library V39.\n"); |
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exit(1); |
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} |
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IntuitionBase = (struct IntuitionBase *)OpenLibrary((UBYTE *)"intuition.library", 39); |
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IntuitionBase = (struct IntuitionBase *)OpenLibrary((UBYTE *) "intuition.library", 39); |
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if (IntuitionBase == NULL) { |
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printf("Cannot open intuition.library V39.\n"); |
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CloseLibrary(GfxBase); |
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exit(1); |
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} |
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DiskBase = (struct Library *)OpenResource((UBYTE *)"disk.resource"); |
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DiskBase = (struct Library *)OpenResource((UBYTE *) "disk.resource"); |
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if (DiskBase == NULL) |
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QuitEmulator(); |
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GadToolsBase = OpenLibrary((UBYTE *)"gadtools.library", 39); |
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GadToolsBase = OpenLibrary((UBYTE *) "gadtools.library", 39); |
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if (GadToolsBase == NULL) { |
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ErrorAlert(STR_NO_GADTOOLS_LIB_ERR); |
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QuitEmulator(); |
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} |
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IFFParseBase = OpenLibrary((UBYTE *)"iffparse.library", 39); |
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IFFParseBase = OpenLibrary((UBYTE *) "iffparse.library", 39); |
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if (IFFParseBase == NULL) { |
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ErrorAlert(STR_NO_IFFPARSE_LIB_ERR); |
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QuitEmulator(); |
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} |
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AslBase = OpenLibrary((UBYTE *)"asl.library", 36); |
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AslBase = OpenLibrary((UBYTE *) "asl.library", 36); |
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if (AslBase == NULL) { |
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ErrorAlert(STR_NO_ASL_LIB_ERR); |
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QuitEmulator(); |
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} |
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// These two can fail (the respective gfx support won't be available, then) |
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P96Base = OpenLibrary((UBYTE *)"Picasso96API.library", 2); |
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CyberGfxBase = OpenLibrary((UBYTE *)"cybergraphics.library", 2); |
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P96Base = OpenLibrary((UBYTE *) "Picasso96API.library", 2); |
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CyberGfxBase = OpenLibrary((UBYTE *) "cybergraphics.library", 2); |
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// Read preferences |
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PrefsInit(argc, argv); |
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ahi_io = (struct AHIRequest *)CreateIORequest(ahi_port, sizeof(struct AHIRequest)); |
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if (ahi_io) { |
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ahi_io->ahir_Version = 2; |
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if (OpenDevice((UBYTE *)AHINAME, AHI_NO_UNIT, (struct IORequest *)ahi_io, 0) == 0) { |
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if (OpenDevice((UBYTE *) AHINAME, AHI_NO_UNIT, (struct IORequest *)ahi_io, 0) == 0) { |
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AHIBase = (struct Library *)ahi_io->ahir_Std.io_Device; |
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} |
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} |
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QuitEmulator(); |
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// Check start of Chip memory (because we need access to 0x0000..0x2000) |
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if ((uint32)FindName(&SysBase->MemList, (UBYTE *)"chip memory") < 0x2000) { |
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if ((uint32)FindName(&SysBase->MemList, (UBYTE *) "chip memory") < 0x2000) { |
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ErrorAlert(STR_NO_PREPARE_EMUL_ERR); |
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QuitEmulator(); |
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} |
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ErrorAlert(STR_NO_MEM_ERR); |
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QuitEmulator(); |
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} |
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if (OpenDevice((UBYTE *)TIMERNAME, UNIT_MICROHZ, (struct IORequest *)timereq, 0)) { |
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if (OpenDevice((UBYTE *) TIMERNAME, UNIT_MICROHZ, (struct IORequest *)timereq, 0)) { |
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ErrorAlert(STR_NO_TIMER_DEV_ERR); |
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QuitEmulator(); |
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} |
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QuitEmulator(); |
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RAMSize = newRAMSize; |
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RAMBaseHost = (uint8 *)AllocVec(RAMSize + 0x100000, MEMF_PUBLIC); |
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RAMBaseHost = (uint8 *)AllocVec(RAMSize - 0x100000, MEMF_PUBLIC); |
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if (RAMBaseHost == NULL) { |
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ErrorAlert(STR_NO_MEM_ERR); |
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QuitEmulator(); |
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if (CPUIs68060) |
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DisableSuperBypass(); |
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memset((UBYTE *) 8, 0, 0x2000-8); |
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// Install trap handler |
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EmulatedSR = 0x2700; |
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OldTrapHandler = MainTask->tc_TrapCode; |
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if (timer_port) { |
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timer_io = (struct timerequest *)CreateIORequest(timer_port, sizeof(struct timerequest)); |
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if (timer_io) { |
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if (!OpenDevice((UBYTE *)TIMERNAME, UNIT_MICROHZ, (struct IORequest *)timer_io, 0)) { |
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if (!OpenDevice((UBYTE *) TIMERNAME, UNIT_MICROHZ, (struct IORequest *)timer_io, 0)) { |
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timer_mask = 1 << timer_port->mp_SigBit; |
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timer_io->tr_node.io_Command = TR_ADDREQUEST; |
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timer_io->tr_time.tv_secs = 0; |
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void __saveds IllInstrHandler(trap_regs *r) |
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{ |
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// D(bug("IllInstrHandler/%ld\n", __LINE__)); |
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uint16 opcode = *(uint16 *)(r->pc); |
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if ((opcode & 0xff00) != 0x7100) { |
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printf("Illegal Instruction %04x at %08lx\n", *(uint16 *)(r->pc), r->pc); |
