--- BasiliskII/src/rsrc_patches.cpp	2000/04/10 18:52:28	1.3
+++ BasiliskII/src/rsrc_patches.cpp	2006/02/19 14:18:29	1.14
@@ -1,7 +1,7 @@
 /*
  *  rsrc_patches.cpp - Resource patches
  *
- *  Basilisk II (C) 1997-2000 Christian Bauer
+ *  Basilisk II (C) 1997-2005 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
@@ -22,6 +22,7 @@
 
 #include "sysdeps.h"
 #include "cpu_emulation.h"
+#include "macos_util.h"
 #include "main.h"
 #include "emul_op.h"
 #include "audio.h"
@@ -36,14 +37,6 @@
 #include "debug.h"
 
 
-#if !EMULATED_68K
-// Assembly functions
-extern "C" void Scod060Patch1(void);
-extern "C" void Scod060Patch2(void);
-extern "C" void ThInitFPUPatch(void);
-#endif
-
-
 /*
  *  Search resource for byte string, return offset (or 0)
  */
@@ -67,9 +60,9 @@ void CheckLoad(uint32 type, int16 id, ui
 {
 	uint16 *p16;
 	uint32 base;
-	D(bug("vCheckLoad %c%c%c%c (%08lx) ID %d, data %08lx, size %ld\n", (char)(type >> 24), (char)((type >> 16) & 0xff), (char )((type >> 8) & 0xff), (char )(type & 0xff), type, id, p, size));
-
-	if (type == 'boot' && id == 3) {
+	D(bug("vCheckLoad %c%c%c%c (%08x) ID %d, data %p, size %d\n", (char)(type >> 24), (char)((type >> 16) & 0xff), (char )((type >> 8) & 0xff), (char )(type & 0xff), type, id, p, size));
+	
+	if (type == FOURCC('b','o','o','t') && id == 3) {
 		D(bug(" boot 3 found\n"));
 
 		// Set boot stack pointer (7.5, 7.6, 7.6.1, 8.0)
@@ -83,18 +76,19 @@ void CheckLoad(uint32 type, int16 id, ui
 		}
 
 #if !ROM_IS_WRITE_PROTECTED
-		// Set fake handle at 0x0000 to some safe place (so broken Mac programs won't write into Mac ROM) (7.5, 8.0)
+		// Set fake handle at 0x0000 to some safe place (so broken Mac programs won't write into Mac ROM) (7.1, 7.5, 8.0)
 		static const uint8 dat2[] = {0x20, 0x78, 0x02, 0xae, 0xd1, 0xfc, 0x00, 0x01, 0x00, 0x00, 0x21, 0xc8, 0x00, 0x00};
 		base = find_rsrc_data(p, size, dat2, sizeof(dat2));
 		if (base) {
 			p16 = (uint16 *)(p + base);
 
-#if defined(AMIGA)
+#if defined(USE_SCRATCHMEM_SUBTERFUGE)
 			// Set 0x0000 to scratch memory area
-			extern uint32 ScratchMem;
+			extern uint8 *ScratchMem;
+			const uint32 ScratchMemBase = Host2MacAddr(ScratchMem);
 			*p16++ = htons(0x207c);			// move.l	#ScratchMem,a0
-			*p16++ = htons(ScratchMem >> 16);
-			*p16++ = htons(ScratchMem);
+			*p16++ = htons(ScratchMemBase >> 16);
+			*p16++ = htons(ScratchMemBase);
 			*p16++ = htons(M68K_NOP);
 			*p16 = htons(M68K_NOP);
 #else
@@ -104,21 +98,22 @@ void CheckLoad(uint32 type, int16 id, ui
 			D(bug("  patch 2 applied\n"));
 		}
 
-	} else if (type == 'boot' && id == 2) {
+	} else if (type == FOURCC('b','o','o','t') && id == 2) {
 		D(bug(" boot 2 found\n"));
 
-		// Set fake handle at 0x0000 to some safe place (so broken Mac programs won't write into Mac ROM) (7.5, 8.0)
+		// Set fake handle at 0x0000 to some safe place (so broken Mac programs won't write into Mac ROM) (7.1, 7.5, 8.0)
 		static const uint8 dat[] = {0x20, 0x78, 0x02, 0xae, 0xd1, 0xfc, 0x00, 0x01, 0x00, 0x00, 0x21, 0xc8, 0x00, 0x00};
 		base = find_rsrc_data(p, size, dat, sizeof(dat));
 		if (base) {
 			p16 = (uint16 *)(p + base);
 
-#if defined(AMIGA)
+#if defined(USE_SCRATCHMEM_SUBTERFUGE)
 			// Set 0x0000 to scratch memory area
-			extern uint32 ScratchMem;
+			extern uint8 *ScratchMem;
+			const uint32 ScratchMemBase = Host2MacAddr(ScratchMem);
 			*p16++ = htons(0x207c);			// move.l	#ScratchMem,a0
-			*p16++ = htons(ScratchMem >> 16);
-			*p16++ = htons(ScratchMem);
+			*p16++ = htons(ScratchMemBase >> 16);
+			*p16++ = htons(ScratchMemBase);
 			*p16++ = htons(M68K_NOP);
 			*p16 = htons(M68K_NOP);
 #else
@@ -129,7 +124,7 @@ void CheckLoad(uint32 type, int16 id, ui
 		}
 #endif
 
-	} else if (type == 'PTCH' && id == 630) {
+	} else if (type == FOURCC('P','T','C','H') && id == 630) {
 		D(bug("PTCH 630 found\n"));
 
 		// Don't replace Time Manager (Classic ROM, 6.0.3)
@@ -156,10 +151,10 @@ void CheckLoad(uint32 type, int16 id, ui
 			D(bug("  patch 1 applied\n"));
 		}
 
-	} else if (type == 'ptch' && id == 26) {
+	} else if (type == FOURCC('p','t','c','h') && id == 26) {
 		D(bug(" ptch 26 found\n"));
 
-		// Trap ABC4 is initialized with absolute ROM address (7.5, 7.6, 7.6.1, 8.0)
+		// Trap ABC4 is initialized with absolute ROM address (7.1, 7.5, 7.6, 7.6.1, 8.0)
 		static const uint8 dat[] = {0x40, 0x83, 0x36, 0x10};
 		base = find_rsrc_data(p, size, dat, sizeof(dat));
 		if (base) {
@@ -170,7 +165,7 @@ void CheckLoad(uint32 type, int16 id, ui
 			D(bug("  patch 1 applied\n"));
 		}
 
-	} else if (type == 'ptch' && id == 34) {
+	} else if (type == FOURCC('p','t','c','h') && id == 34) {
 		D(bug(" ptch 34 found\n"));
 
 		// Don't wait for VIA (Classic ROM, 6.0.8)
@@ -194,280 +189,22 @@ void CheckLoad(uint32 type, int16 id, ui
 			D(bug("  patch 2 applied\n"));
 		}
 
-#if !EMULATED_68K
-	} else if (CPUIs68060 && (type == 'gpch' && id == 669 || type == 'lpch' && id == 63)) {
-		D(bug(" gpch 669/lpch 63 found\n"));
-
-		static uint16 ThPatchSpace[1024];	// Replacement routines are constructed here
-		uint16 *q = ThPatchSpace;
-		uint32 start;
-		int i;
-
-		// Patch Thread Manager thread switcher for 68060 FPU (7.5, 8.0)
-		static const uint8 dat[] = {0x22, 0x6f, 0x00, 0x08, 0x20, 0x2f, 0x00, 0x04, 0x67, 0x18};
-		base = find_rsrc_data(p, size, dat, sizeof(dat));
-		if (base) {	// Skip first routine (no FPU -> no FPU)
-
-			base = find_rsrc_data(p, size - base - 2, dat, sizeof(dat), base + 2);
-			if (base) {	// no FPU -> FPU
-
-				p16 = (uint16 *)(p + base);
-				start = (uint32)q;
-				for (i=0; i<28; i++) *q++ = *p16++;
-				*q++ = htons(0x4a2f);		// tst.b 2(sp)				(null FPU state or "FPU state saved" flag set?)
-				*q++ = htons(2);
-				*q++ = htons(0x6712);		// beq
-				*q++ = htons(0x588f);		// addq.l #2,sp				(flag set, skip it)
-				*q++ = htons(0xf21f);		// fmove.l (sp)+,fpcr		(restore FPU registers)
-				*q++ = htons(0x9000);
-				*q++ = htons(0xf21f);		// fmove.l (sp)+,fpsr
-				*q++ = htons(0x8800);
-				*q++ = htons(0xf21f);		// fmove.l (sp)+,fpiar
-				*q++ = htons(0x8400);
-				*q++ = htons(0xf21f);		// fmovem.x (sp)+,fp0-fp7
-				*q++ = htons(0xd0ff);
-				*q++ = htons(0xf35f);		// frestore (sp)+
-				*q++ = htons(0x4e75);		// rts
-
-				p16 = (uint16 *)(p + base);
-				*p16++ = htons(M68K_JMP);
-				*p16++ = htons(start >> 16);
-				*p16 = htons(start & 0xffff);
-				FlushCodeCache(p + base, 6);
-				D(bug("  patch 1 applied\n"));
-
-				static const uint8 dat2[] = {0x22, 0x6f, 0x00, 0x08, 0x20, 0x2f, 0x00, 0x04, 0x67, 0x28};
-				base = find_rsrc_data(p, size, dat2, sizeof(dat2));
-				if (base) {	// FPU -> FPU
-
-					p16 = (uint16 *)(p + base);
-					start = (uint32)q;
-					for (i=0; i<4; i++) *q++ = *p16++;
-					*q++ = htons(0x6736);		// beq
-					*q++ = htons(0xf327);		// fsave -(sp)				(save FPU state frame)
-					*q++ = htons(0x4a2f);		// tst.b 2(sp)				(null FPU state?)
-					*q++ = htons(2);
-					*q++ = htons(0x6716);		// beq
-					*q++ = htons(0xf227);		// fmovem.x fp0-fp7,-(sp)	(no, save FPU registers)
-					*q++ = htons(0xe0ff);
-					*q++ = htons(0xf227);		// fmove.l fpiar,-(sp)
-					*q++ = htons(0xa400);
-					*q++ = htons(0xf227);		// fmove.l fpsr,-(sp)
-					*q++ = htons(0xa800);
-					*q++ = htons(0xf227);		// fmove.l fpcr,-(sp)
-					*q++ = htons(0xb000);
-					*q++ = htons(0x4879);		// pea -1					(push "FPU state saved" flag)
-					*q++ = htons(0xffff);
-					*q++ = htons(0xffff);
-					p16 += 9;
-					for (i=0; i<23; i++) *q++ = *p16++;
-					*q++ = htons(0x4a2f);		// tst.b 2(sp)				(null FPU state or "FPU state saved" flag set?)
-					*q++ = htons(2);
-					*q++ = htons(0x6712);		// beq
-					*q++ = htons(0x588f);		// addq.l #2,sp				(flag set, skip it)
-					*q++ = htons(0xf21f);		// fmove.l (sp)+,fpcr		(restore FPU registers)
-					*q++ = htons(0x9000);
-					*q++ = htons(0xf21f);		// fmove.l (sp)+,fpsr
-					*q++ = htons(0x8800);
-					*q++ = htons(0xf21f);		// fmove.l (sp)+,fpiar
-					*q++ = htons(0x8400);
-					*q++ = htons(0xf21f);		// fmovem.x (sp)+,fp0-fp7
-					*q++ = htons(0xd0ff);
-					*q++ = htons(0xf35f);		// frestore (sp)+
-					*q++ = htons(0x4e75);		// rts
-
-					p16 = (uint16 *)(p + base);
-					*p16++ = htons(M68K_JMP);
-					*p16++ = htons(start >> 16);
-					*p16 = htons(start & 0xffff);
-					FlushCodeCache(p + base, 6);
-					D(bug("  patch 2 applied\n"));
-
-					base = find_rsrc_data(p, size - base - 2, dat2, sizeof(dat2), base + 2);
-					if (base) {	// FPU -> no FPU
-	
-						p16 = (uint16 *)(p + base);
-						start = (uint32)q;
-						for (i=0; i<4; i++) *q++ = *p16++;
-						*q++ = htons(0x6736);		// beq
-						*q++ = htons(0xf327);		// fsave -(sp)				(save FPU state frame)
-						*q++ = htons(0x4a2f);		// tst.b 2(sp)				(null FPU state?)
-						*q++ = htons(2);
-						*q++ = htons(0x6716);		// beq
-						*q++ = htons(0xf227);		// fmovem.x fp0-fp7,-(sp)	(no, save FPU registers)
-						*q++ = htons(0xe0ff);
-						*q++ = htons(0xf227);		// fmove.l fpiar,-(sp)
-						*q++ = htons(0xa400);
-						*q++ = htons(0xf227);		// fmove.l fpsr,-(sp)
-						*q++ = htons(0xa800);
-						*q++ = htons(0xf227);		// fmove.l fpcr,-(sp)
-						*q++ = htons(0xb000);
-						*q++ = htons(0x4879);		// pea -1					(push "FPU state saved" flag)
-						*q++ = htons(0xffff);
-						*q++ = htons(0xffff);
-						p16 += 9;
-						for (i=0; i<24; i++) *q++ = *p16++;
-
-						p16 = (uint16 *)(p + base);
-						*p16++ = htons(M68K_JMP);
-						*p16++ = htons(start >> 16);
-						*p16 = htons(start & 0xffff);
-						FlushCodeCache(p + base, 6);
-						D(bug("  patch 3 applied\n"));
-					}
-				}
-			}
-		}
-
-		// Patch Thread Manager thread switcher for 68060 FPU (additional routines under 8.0 for Mixed Mode Manager)
-		static const uint8 dat3[] = {0x22, 0x6f, 0x00, 0x08, 0x20, 0x2f, 0x00, 0x04, 0x67, 0x40};
-		base = find_rsrc_data(p, size, dat3, sizeof(dat3));
-		if (base) {	// Skip first routine (no FPU -> no FPU)
-
-			base = find_rsrc_data(p, size - base - 2, dat3, sizeof(dat3), base + 2);
-			if (base) {	// no FPU -> FPU
-
-				p16 = (uint16 *)(p + base);
-				start = (uint32)q;
-				for (i=0; i<48; i++) *q++ = *p16++;
-				*q++ = htons(0x4a2f);		// tst.b 2(sp)				(null FPU state or "FPU state saved" flag set?)
-				*q++ = htons(2);
-				*q++ = htons(0x6712);		// beq
-				*q++ = htons(0x588f);		// addq.l #2,sp				(flag set, skip it)
-				*q++ = htons(0xf21f);		// fmove.l (sp)+,fpcr		(restore FPU registers)
-				*q++ = htons(0x9000);
-				*q++ = htons(0xf21f);		// fmove.l (sp)+,fpsr
-				*q++ = htons(0x8800);
-				*q++ = htons(0xf21f);		// fmove.l (sp)+,fpiar
-				*q++ = htons(0x8400);
-				*q++ = htons(0xf21f);		// fmovem.x (sp)+,fp0-fp7
-				*q++ = htons(0xd0ff);
-				p16 += 7;
-				for (i=0; i<20; i++) *q++ = *p16++;
-
-				p16 = (uint16 *)(p + base);
-				*p16++ = htons(M68K_JMP);
-				*p16++ = htons(start >> 16);
-				*p16 = htons(start & 0xffff);
-				FlushCodeCache(p + base, 6);
-				D(bug("  patch 4 applied\n"));
-
-				static const uint8 dat4[] = {0x22, 0x6f, 0x00, 0x08, 0x20, 0x2f, 0x00, 0x04, 0x67, 0x50};
-				base = find_rsrc_data(p, size, dat4, sizeof(dat4));
-				if (base) {	// FPU -> FPU
-
-					p16 = (uint16 *)(p + base);
-					start = (uint32)q;
-					for (i=0; i<4; i++) *q++ = *p16++;
-					*q++ = htons(0x675e);		// beq
-					p16++;
-					for (i=0; i<21; i++) *q++ = *p16++;
-					*q++ = htons(0x4a2f);		// tst.b 2(sp)				(null FPU state?)
-					*q++ = htons(2);
-					*q++ = htons(0x6716);		// beq
-					*q++ = htons(0xf227);		// fmovem.x fp0-fp7,-(sp)	(no, save FPU registers)
-					*q++ = htons(0xe0ff);
-					*q++ = htons(0xf227);		// fmove.l fpiar,-(sp)
-					*q++ = htons(0xa400);
-					*q++ = htons(0xf227);		// fmove.l fpsr,-(sp)
-					*q++ = htons(0xa800);
-					*q++ = htons(0xf227);		// fmove.l fpcr,-(sp)
-					*q++ = htons(0xb000);
-					*q++ = htons(0x4879);		// pea -1					(push "FPU state saved" flag)
-					*q++ = htons(0xffff);
-					*q++ = htons(0xffff);
-					p16 += 7;
-					for (i=0; i<23; i++) *q++ = *p16++;
-					*q++ = htons(0x4a2f);		// tst.b 2(sp)				(null FPU state or "FPU state saved" flag set?)
-					*q++ = htons(2);
-					*q++ = htons(0x6712);		// beq
-					*q++ = htons(0x588f);		// addq.l #2,sp				(flag set, skip it)
-					*q++ = htons(0xf21f);		// fmove.l (sp)+,fpcr		(restore FPU registers)
-					*q++ = htons(0x9000);
-					*q++ = htons(0xf21f);		// fmove.l (sp)+,fpsr
-					*q++ = htons(0x8800);
-					*q++ = htons(0xf21f);		// fmove.l (sp)+,fpiar
-					*q++ = htons(0x8400);
-					*q++ = htons(0xf21f);		// fmovem.x (sp)+,fp0-fp7
-					*q++ = htons(0xd0ff);
-					p16 += 7;
-					for (i=0; i<20; i++) *q++ = *p16++;
-
-					p16 = (uint16 *)(p + base);
-					*p16++ = htons(M68K_JMP);
-					*p16++ = htons(start >> 16);
-					*p16 = htons(start & 0xffff);
-					FlushCodeCache(p + base, 6);
-					D(bug("  patch 5 applied\n"));
-
-					base = find_rsrc_data(p, size - base - 2, dat4, sizeof(dat4), base + 2);
-					if (base) {	// FPU -> no FPU
-
-						p16 = (uint16 *)(p + base);
-						start = (uint32)q;
-						for (i=0; i<4; i++) *q++ = *p16++;
-						*q++ = htons(0x675e);		// beq
-						p16++;
-						for (i=0; i<21; i++) *q++ = *p16++;
-						*q++ = htons(0x4a2f);		// tst.b 2(sp)				(null FPU state?)
-						*q++ = htons(2);
-						*q++ = htons(0x6716);		// beq
-						*q++ = htons(0xf227);		// fmovem.x fp0-fp7,-(sp)	(no, save FPU registers)
-						*q++ = htons(0xe0ff);
-						*q++ = htons(0xf227);		// fmove.l fpiar,-(sp)
-						*q++ = htons(0xa400);
-						*q++ = htons(0xf227);		// fmove.l fpsr,-(sp)
-						*q++ = htons(0xa800);
-						*q++ = htons(0xf227);		// fmove.l fpcr,-(sp)
-						*q++ = htons(0xb000);
-						*q++ = htons(0x4879);		// pea -1					(push "FPU state saved" flag)
-						*q++ = htons(0xffff);
-						*q++ = htons(0xffff);
-						p16 += 7;
-						for (i=0; i<42; i++) *q++ = *p16++;
-
-						p16 = (uint16 *)(p + base);
-						*p16++ = htons(M68K_JMP);
-						*p16++ = htons(start >> 16);
-						*p16 = htons(start & 0xffff);
-						FlushCodeCache(p + base, 6);
-						D(bug("  patch 6 applied\n"));
-					}
-				}
-			}
-		}
-
-		FlushCodeCache(ThPatchSpace, 1024);
-
-		// Patch Thread Manager FPU init for 68060 FPU (7.5, 8.0)
-		static const uint8 dat5[] = {0x4a, 0x28, 0x00, 0xa4, 0x67, 0x0a, 0x4a, 0x2c, 0x00, 0x40};
-		base = find_rsrc_data(p, size, dat5, sizeof(dat5));
-		if (base) {
-			p16 = (uint16 *)(p + base + 6);
-			*p16++ = htons(M68K_JSR);
-			*p16++ = htons((uint32)ThInitFPUPatch >> 16);
-			*p16++ = htons((uint32)ThInitFPUPatch & 0xffff);
-			*p16++ = htons(M68K_NOP);
-			*p16 = htons(M68K_NOP);
-			FlushCodeCache(p + base + 6, 10);
-			D(bug("  patch 7 applied\n"));
-		}
-#endif
-
-	} else if (type == 'gpch' && id == 750) {
+	} else if (type == FOURCC('g','p','c','h') && id == 750) {
 		D(bug(" gpch 750 found\n"));
 
 		// Don't use PTEST instruction in BlockMove() (7.5, 7.6, 7.6.1, 8.0)
-		static const uint8 dat[] = {0xa0, 0x8d, 0x0c, 0x81, 0x00, 0x00, 0x0c, 0x00, 0x65, 0x06, 0x4e, 0x71, 0xf4, 0xf8};
+		static const uint8 dat[] = {0x20, 0x5f, 0x22, 0x5f, 0x0c, 0x38, 0x00, 0x04, 0x01, 0x2f};
 		base = find_rsrc_data(p, size, dat, sizeof(dat));
 		if (base) {
-			p16 = (uint16 *)(p + base + 8);
-			*p16 = htons(M68K_NOP);
-			FlushCodeCache(p + base + 8, 2);
+			p16 = (uint16 *)(p + base + 4);
+			*p16++ = htons(M68K_EMUL_OP_BLOCK_MOVE);
+			*p16++ = htons(0x7000);
+			*p16 = htons(M68K_RTS);
+			FlushCodeCache(p + base + 4, 6);
 			D(bug("  patch 1 applied\n"));
 		}
 
-	} else if (type == 'lpch' && id == 24) {
+	} else if (type == FOURCC('l','p','c','h') && id == 24) {
 		D(bug(" lpch 24 found\n"));
 
 		// Don't replace Time Manager (7.0.1, 7.1, 7.5, 7.6, 7.6.1, 8.0)
@@ -484,7 +221,7 @@ void CheckLoad(uint32 type, int16 id, ui
 			D(bug("  patch 1 applied\n"));
 		}
 
-	} else if (type == 'lpch' && id == 31) {
+	} else if (type == FOURCC('l','p','c','h') && id == 31) {
 		D(bug(" lpch 31 found\n"));
 
 		// Don't write to VIA in vSoundDead() (7.0.1, 7.1, 7.5, 7.6, 7.6.1, 8.0)
@@ -509,43 +246,14 @@ void CheckLoad(uint32 type, int16 id, ui
 			D(bug("  patch 2 applied\n"));
 		}
 
-#if !EMULATED_68K
-	} else if (CPUIs68060 && type == 'scod' && (id == -16463 || id == -16464)) {
-		D(bug(" scod -16463/-16464 found\n"));
-
-		// Correct 68060 FP frame handling in Process Manager task switches (7.1, 7.5, 8.0)
-		static const uint8 dat[] = {0xf3, 0x27, 0x4a, 0x17};
-		base = find_rsrc_data(p, size, dat, sizeof(dat));
-		if (base) {
-			p16 = (uint16 *)(p + base);
-			*p16++ = htons(M68K_JMP);
-			*p16++ = htons((uint32)Scod060Patch1 >> 16);
-			*p16 = htons((uint32)Scod060Patch1 & 0xffff);
-			FlushCodeCache(p + base, 6);
-			D(bug("  patch 1 applied\n"));
-		}
-
-		// Even a null FP frame is 3 longwords on the 68060 (7.1, 7.5, 8.0)
-		static const uint8 dat2[] = {0xf3, 0x5f, 0x4e, 0x75};
-		base = find_rsrc_data(p, size, dat2, sizeof(dat2));
-		if (base) {
-			p16 = (uint16 *)(p + base - 2);
-			*p16++ = htons(M68K_JMP);
-			*p16++ = htons((uint32)Scod060Patch2 >> 16);
-			*p16 = htons((uint32)Scod060Patch2 & 0xffff);
-			FlushCodeCache(p + base - 2, 6);
-			D(bug("  patch 2 applied\n"));
-		}
-#endif
-
-	} else if (type == 'thng' && id == -16563) {
+	} else if (type == FOURCC('t','h','n','g') && id == -16563) {
 		D(bug(" thng -16563 found\n"));
 
 		// Set audio component flags (7.5, 7.6, 7.6.1, 8.0)
 		*(uint32 *)(p + componentFlags) = htonl(audio_component_flags);
 		D(bug("  patch 1 applied\n"));
 
-	} else if (type == 'sift' && id == -16563) {
+	} else if (type == FOURCC('s','i','f','t') && id == -16563) {
 		D(bug(" sift -16563 found\n"));
 
 		// Replace audio component (7.5, 7.6, 7.6.1, 8.0)
@@ -562,7 +270,7 @@ void CheckLoad(uint32 type, int16 id, ui
 		FlushCodeCache(p, 32);
 		D(bug("  patch 1 applied\n"));
 
-	} else if (type == 'inst' && id == -19069) {
+	} else if (type == FOURCC('i','n','s','t') && id == -19069) {
 		D(bug(" inst -19069 found\n"));
 
 		// Don't replace Microseconds (QuickTime 2.0)
@@ -575,7 +283,7 @@ void CheckLoad(uint32 type, int16 id, ui
 			D(bug("  patch 1 applied\n"));
 		}
 
-	} else if (type == 'DRVR' && id == -20066) {
+	} else if (type == FOURCC('D','R','V','R') && id == -20066) {
 		D(bug("DRVR -20066 found\n"));
 
 		// Don't access SCC in .Infra driver
@@ -588,7 +296,7 @@ void CheckLoad(uint32 type, int16 id, ui
 			D(bug("  patch 1 applied\n"));
 		}
 
-	} else if (type == 'ltlk' && id == 0) {
+	} else if (type == FOURCC('l','t','l','k') && id == 0) {
 		D(bug(" ltlk 0 found\n"));
 
 		// Disable LocalTalk (7.0.1, 7.5, 7.6, 7.6.1, 8.0)
@@ -598,5 +306,21 @@ void CheckLoad(uint32 type, int16 id, ui
 		*p16 = htons(M68K_RTS);
 		FlushCodeCache(p, 6);
 		D(bug("  patch 1 applied\n"));
+
+	} else if (type == FOURCC('D','R','V','R') && id == 41) {
+		D(bug(" DRVR 41 found\n"));
+		
+		// Don't access ROM85 as it it was a pointer to a ROM version number (8.0, 8.1)
+		static const uint8 dat[] = {0x3a, 0x2e, 0x00, 0x0a, 0x55, 0x4f, 0x3e, 0xb8, 0x02, 0x8e, 0x30, 0x1f, 0x48, 0xc0, 0x24, 0x40, 0x20, 0x40};
+		base = find_rsrc_data(p, size, dat, sizeof(dat));
+		if (base) {
+			p16 = (uint16 *)(p + base + 4);
+			*p16++ = htons(0x303c);		// move.l	#ROM85,%d0
+			*p16++ = htons(0x028e);
+			*p16++ = htons(M68K_NOP);
+			*p16++ = htons(M68K_NOP);
+			FlushCodeCache(p + base + 4, 8);
+			D(bug("  patch 1 applied\n"));
+		}
 	}
 }