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root/cebix/SheepShaver/src/rom_patches.cpp

Comparing SheepShaver/src/rom_patches.cpp (file contents):
Revision 1.11 by gbeauche, 2003-10-05T23:05:03Z vs.
Revision 1.19 by gbeauche, 2003-12-05T12:37:14Z

#	Line 40 | Line 40
40		#include "audio_defs.h"
41		#include "serial.h"
42		#include "macos_util.h"
43	+	#include "thunks.h"
44
45		#define DEBUG 0
46		#include "debug.h"
#	Line 58 | Line 59
59
60
61		// Other ROM addresses
62	<	const uint32 CHECK_LOAD_PATCH_SPACE = 0x2f7f00;
63	<	const uint32 PUT_SCRAP_PATCH_SPACE = 0x2f7f80;
64	<	const uint32 GET_SCRAP_PATCH_SPACE = 0x2f7fc0;
65	<	const uint32 ADDR_MAP_PATCH_SPACE = 0x2f8000;
62	>	const uint32 CHECK_LOAD_PATCH_SPACE = 0x2fcf00;
63	>	const uint32 PUT_SCRAP_PATCH_SPACE = 0x2fcf80;
64	>	const uint32 GET_SCRAP_PATCH_SPACE = 0x2fcfc0;
65	>	const uint32 ADDR_MAP_PATCH_SPACE = 0x2fd000;
66
67		// Global variables
68		int ROMType;                            // ROM type
#	Line 131 | Line 132 | void decode_parcels(const uint8 *src, ui
132		(parcel_type >> 8) & 0xff, parcel_type & 0xff, &parcel_data[6]));
133		if (parcel_type == FOURCC('r','o','m',' ')) {
134		uint32 lzss_offset  = ntohl(parcel_data[2]);
135	<	uint32 lzss_size = ((uint32)src + parcel_offset) - ((uint32)parcel_data + lzss_offset);
135	>	uint32 lzss_size = ((uintptr)src + next_offset) - ((uintptr)parcel_data + lzss_offset);
136		decode_lzss((uint8 *)parcel_data + lzss_offset, dest, lzss_size);
137		}
138		parcel_offset = next_offset;
#	Line 447 | Line 448 | static const uint8 cdrom_driver[] = {  //
448		0x4e, 0x75                                                      //  rts
449		};
450
451	<	#if EMULATED_PPC
451	<	#define SERIAL_TRAMPOLINES 1
452	<	static uint32 serial_nothing_tvect[2] = {tswap32(POWERPC_NATIVE_OP_FUNC(NATIVE_SERIAL_NOTHING)), 0};
453	<	static uint32 serial_open_tvect[2] = {tswap32(POWERPC_NATIVE_OP_FUNC(NATIVE_SERIAL_OPEN)), 0};
454	<	static uint32 serial_prime_in_tvect[2] = {tswap32(POWERPC_NATIVE_OP_FUNC(NATIVE_SERIAL_PRIME_IN)), 0};
455	<	static uint32 serial_prime_out_tvect[2] = {tswap32(POWERPC_NATIVE_OP_FUNC(NATIVE_SERIAL_PRIME_OUT)), 0};
456	<	static uint32 serial_control_tvect[2] = {tswap32(POWERPC_NATIVE_OP_FUNC(NATIVE_SERIAL_CONTROL)), 0};
457	<	static uint32 serial_status_tvect[2] = {tswap32(POWERPC_NATIVE_OP_FUNC(NATIVE_SERIAL_STATUS)), 0};
458	<	static uint32 serial_close_tvect[2] = {tswap32(POWERPC_NATIVE_OP_FUNC(NATIVE_SERIAL_CLOSE)), 0};
459	<	#elif defined(__linux__)
460	<	#define SERIAL_TRAMPOLINES 1
461	<	static uint32 serial_nothing_tvect[2] = {(uint32)SerialNothing, 0};
462	<	static uint32 serial_open_tvect[2] = {(uint32)SerialOpen, 0};
463	<	static uint32 serial_prime_in_tvect[2] = {(uint32)SerialPrimeIn, 0};
464	<	static uint32 serial_prime_out_tvect[2] = {(uint32)SerialPrimeOut, 0};
465	<	static uint32 serial_control_tvect[2] = {(uint32)SerialControl, 0};
466	<	static uint32 serial_status_tvect[2] = {(uint32)SerialStatus, 0};
467	<	static uint32 serial_close_tvect[2] = {(uint32)SerialClose, 0};
468	<	#endif
451	>	static uint32 long_ptr;
452
453	<	static const uint32 ain_driver[] = {    // .AIn driver header
454	<	0x4d000000, 0x00000000,
455	<	0x00200040, 0x00600080,
456	<	0x00a0042e, 0x41496e00,
457	<	0x00000000, 0x00000000,
458	<	0xaafe0700, 0x00000000,
459	<	0x00000000, 0x00179822,
460	<	#ifdef SERIAL_TRAMPOLINES
461	<	0x00010004, (uint32)serial_nothing_tvect,
462	<	#else
463	<	0x00010004, (uint32)SerialNothing,
464	<	#endif
465	<	0x00000000, 0x00000000,
466	<	0xaafe0700, 0x00000000,
467	<	0x00000000, 0x00179822,
468	<	#ifdef SERIAL_TRAMPOLINES
469	<	0x00010004, (uint32)serial_prime_in_tvect,
470	<	#else
471	<	0x00010004, (uint32)SerialPrimeIn,
472	<	#endif
473	<	0x00000000, 0x00000000,
474	<	0xaafe0700, 0x00000000,
475	<	0x00000000, 0x00179822,
476	<	#ifdef SERIAL_TRAMPOLINES
477	<	0x00010004, (uint32)serial_control_tvect,
478	<	#else
479	<	0x00010004, (uint32)SerialControl,
480	<	#endif
481	<	0x00000000, 0x00000000,
482	<	0xaafe0700, 0x00000000,
483	<	0x00000000, 0x00179822,
484	<	#ifdef SERIAL_TRAMPOLINES
485	<	0x00010004, (uint32)serial_status_tvect,
486	<	#else
487	<	0x00010004, (uint32)SerialStatus,
488	<	#endif
489	<	0x00000000, 0x00000000,
490	<	0xaafe0700, 0x00000000,
491	<	0x00000000, 0x00179822,
492	<	#ifdef SERIAL_TRAMPOLINES
510	<	0x00010004, (uint32)serial_nothing_tvect,
511	<	#else
512	<	0x00010004, (uint32)SerialNothing,
513	<	#endif
514	<	0x00000000, 0x00000000,
453	>	static void SetLongBase(uint32 addr)
454	>	{
455	>	long_ptr = addr;
456	>	}
457	>
458	>	static void Long(uint32 value)
459	>	{
460	>	WriteMacInt32(long_ptr, value);
461	>	long_ptr += 4;
462	>	}
463	>
464	>	static void gen_ain_driver(uintptr addr)
465	>	{
466	>	SetLongBase(addr);
467	>
468	>	// .AIn driver header
469	>	Long(0x4d000000); Long(0x00000000);
470	>	Long(0x00200040); Long(0x00600080);
471	>	Long(0x00a0042e); Long(0x41496e00);
472	>	Long(0x00000000); Long(0x00000000);
473	>	Long(0xaafe0700); Long(0x00000000);
474	>	Long(0x00000000); Long(0x00179822);
475	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_NOTHING));
476	>	Long(0x00000000); Long(0x00000000);
477	>	Long(0xaafe0700); Long(0x00000000);
478	>	Long(0x00000000); Long(0x00179822);
479	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_PRIME_IN));
480	>	Long(0x00000000); Long(0x00000000);
481	>	Long(0xaafe0700); Long(0x00000000);
482	>	Long(0x00000000); Long(0x00179822);
483	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_CONTROL));
484	>	Long(0x00000000); Long(0x00000000);
485	>	Long(0xaafe0700); Long(0x00000000);
486	>	Long(0x00000000); Long(0x00179822);
487	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_STATUS));
488	>	Long(0x00000000); Long(0x00000000);
489	>	Long(0xaafe0700); Long(0x00000000);
490	>	Long(0x00000000); Long(0x00179822);
491	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_NOTHING));
492	>	Long(0x00000000); Long(0x00000000);
493		};
494
495	<	static const uint32 aout_driver[] = {   // .AOut driver header
496	<	0x4d000000, 0x00000000,
497	<	0x00200040, 0x00600080,
498	<	0x00a0052e, 0x414f7574,
499	<	0x00000000, 0x00000000,
500	<	0xaafe0700, 0x00000000,
501	<	0x00000000, 0x00179822,
502	<	#ifdef SERIAL_TRAMPOLINES
503	<	0x00010004, (uint32)serial_open_tvect,
504	<	#else
505	<	0x00010004, (uint32)SerialOpen,
506	<	#endif
507	<	0x00000000, 0x00000000,
508	<	0xaafe0700, 0x00000000,
509	<	0x00000000, 0x00179822,
510	<	#ifdef SERIAL_TRAMPOLINES
511	<	0x00010004, (uint32)serial_prime_out_tvect,
512	<	#else
513	<	0x00010004, (uint32)SerialPrimeOut,
514	<	#endif
515	<	0x00000000, 0x00000000,
516	<	0xaafe0700, 0x00000000,
517	<	0x00000000, 0x00179822,
518	<	#ifdef SERIAL_TRAMPOLINES
519	<	0x00010004, (uint32)serial_control_tvect,
520	<	#else
521	<	0x00010004, (uint32)SerialControl,
522	<	#endif
523	<	0x00000000, 0x00000000,
546	<	0xaafe0700, 0x00000000,
547	<	0x00000000, 0x00179822,
548	<	#ifdef SERIAL_TRAMPOLINES
549	<	0x00010004, (uint32)serial_status_tvect,
550	<	#else
551	<	0x00010004, (uint32)SerialStatus,
552	<	#endif
553	<	0x00000000, 0x00000000,
554	<	0xaafe0700, 0x00000000,
555	<	0x00000000, 0x00179822,
556	<	#ifdef SERIAL_TRAMPOLINES
557	<	0x00010004, (uint32)serial_close_tvect,
558	<	#else
559	<	0x00010004, (uint32)SerialClose,
560	<	#endif
561	<	0x00000000, 0x00000000,
495	>	static void gen_aout_driver(uintptr addr)
496	>	{
497	>	SetLongBase(addr);
498	>
499	>	// .AOut driver header
500	>	Long(0x4d000000); Long(0x00000000);
501	>	Long(0x00200040); Long(0x00600080);
502	>	Long(0x00a0052e); Long(0x414f7574);
503	>	Long(0x00000000); Long(0x00000000);
504	>	Long(0xaafe0700); Long(0x00000000);
505	>	Long(0x00000000); Long(0x00179822);
506	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_OPEN));
507	>	Long(0x00000000); Long(0x00000000);
508	>	Long(0xaafe0700); Long(0x00000000);
509	>	Long(0x00000000); Long(0x00179822);
510	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_PRIME_OUT));
511	>	Long(0x00000000); Long(0x00000000);
512	>	Long(0xaafe0700); Long(0x00000000);
513	>	Long(0x00000000); Long(0x00179822);
514	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_CONTROL));
515	>	Long(0x00000000); Long(0x00000000);
516	>	Long(0xaafe0700); Long(0x00000000);
517	>	Long(0x00000000); Long(0x00179822);
518	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_STATUS));
519	>	Long(0x00000000); Long(0x00000000);
520	>	Long(0xaafe0700); Long(0x00000000);
521	>	Long(0x00000000); Long(0x00179822);
522	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_CLOSE));
523	>	Long(0x00000000); Long(0x00000000);
524		};
525
526	<	static const uint32 bin_driver[] = {    // .BIn driver header
527	<	0x4d000000, 0x00000000,
528	<	0x00200040, 0x00600080,
529	<	0x00a0042e, 0x42496e00,
530	<	0x00000000, 0x00000000,
531	<	0xaafe0700, 0x00000000,
532	<	0x00000000, 0x00179822,
533	<	#ifdef SERIAL_TRAMPOLINES
534	<	0x00010004, (uint32)serial_nothing_tvect,
535	<	#else
536	<	0x00010004, (uint32)SerialNothing,
537	<	#endif
538	<	0x00000000, 0x00000000,
539	<	0xaafe0700, 0x00000000,
540	<	0x00000000, 0x00179822,
541	<	#ifdef SERIAL_TRAMPOLINES
542	<	0x00010004, (uint32)serial_prime_in_tvect,
543	<	#else
544	<	0x00010004, (uint32)SerialPrimeIn,
545	<	#endif
546	<	0x00000000, 0x00000000,
547	<	0xaafe0700, 0x00000000,
548	<	0x00000000, 0x00179822,
549	<	#ifdef SERIAL_TRAMPOLINES
550	<	0x00010004, (uint32)serial_control_tvect,
551	<	#else
552	<	0x00010004, (uint32)SerialControl,
553	<	#endif
554	<	0x00000000, 0x00000000,
593	<	0xaafe0700, 0x00000000,
594	<	0x00000000, 0x00179822,
595	<	#ifdef SERIAL_TRAMPOLINES
596	<	0x00010004, (uint32)serial_status_tvect,
597	<	#else
598	<	0x00010004, (uint32)SerialStatus,
599	<	#endif
600	<	0x00000000, 0x00000000,
601	<	0xaafe0700, 0x00000000,
602	<	0x00000000, 0x00179822,
603	<	#ifdef SERIAL_TRAMPOLINES
604	<	0x00010004, (uint32)serial_nothing_tvect,
605	<	#else
606	<	0x00010004, (uint32)SerialNothing,
607	<	#endif
608	<	0x00000000, 0x00000000,
526	>	static void gen_bin_driver(uintptr addr)
527	>	{
528	>	SetLongBase(addr);
529	>
530	>	// .BIn driver header
531	>	Long(0x4d000000); Long(0x00000000);
532	>	Long(0x00200040); Long(0x00600080);
533	>	Long(0x00a0042e); Long(0x42496e00);
534	>	Long(0x00000000); Long(0x00000000);
535	>	Long(0xaafe0700); Long(0x00000000);
536	>	Long(0x00000000); Long(0x00179822);
537	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_NOTHING));
538	>	Long(0x00000000); Long(0x00000000);
539	>	Long(0xaafe0700); Long(0x00000000);
540	>	Long(0x00000000); Long(0x00179822);
541	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_PRIME_IN));
542	>	Long(0x00000000); Long(0x00000000);
543	>	Long(0xaafe0700); Long(0x00000000);
544	>	Long(0x00000000); Long(0x00179822);
545	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_CONTROL));
546	>	Long(0x00000000); Long(0x00000000);
547	>	Long(0xaafe0700); Long(0x00000000);
548	>	Long(0x00000000); Long(0x00179822);
549	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_STATUS));
550	>	Long(0x00000000); Long(0x00000000);
551	>	Long(0xaafe0700); Long(0x00000000);
552	>	Long(0x00000000); Long(0x00179822);
553	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_NOTHING));
554	>	Long(0x00000000); Long(0x00000000);
555		};
556
557	<	static const uint32 bout_driver[] = {   // .BOut driver header
558	<	0x4d000000, 0x00000000,
559	<	0x00200040, 0x00600080,
560	<	0x00a0052e, 0x424f7574,
561	<	0x00000000, 0x00000000,
562	<	0xaafe0700, 0x00000000,
563	<	0x00000000, 0x00179822,
564	<	#ifdef SERIAL_TRAMPOLINES
565	<	0x00010004, (uint32)serial_open_tvect,
566	<	#else
567	<	0x00010004, (uint32)SerialOpen,
568	<	#endif
569	<	0x00000000, 0x00000000,
570	<	0xaafe0700, 0x00000000,
571	<	0x00000000, 0x00179822,
572	<	#ifdef SERIAL_TRAMPOLINES
573	<	0x00010004, (uint32)serial_prime_out_tvect,
574	<	#else
575	<	0x00010004, (uint32)SerialPrimeOut,
576	<	#endif
577	<	0x00000000, 0x00000000,
578	<	0xaafe0700, 0x00000000,
579	<	0x00000000, 0x00179822,
580	<	#ifdef SERIAL_TRAMPOLINES
581	<	0x00010004, (uint32)serial_control_tvect,
582	<	#else
583	<	0x00010004, (uint32)SerialControl,
584	<	#endif
585	<	0x00000000, 0x00000000,
640	<	0xaafe0700, 0x00000000,
641	<	0x00000000, 0x00179822,
642	<	#ifdef SERIAL_TRAMPOLINES
643	<	0x00010004, (uint32)serial_status_tvect,
644	<	#else
645	<	0x00010004, (uint32)SerialStatus,
646	<	#endif
647	<	0x00000000, 0x00000000,
648	<	0xaafe0700, 0x00000000,
649	<	0x00000000, 0x00179822,
650	<	#ifdef SERIAL_TRAMPOLINES
651	<	0x00010004, (uint32)serial_close_tvect,
652	<	#else
653	<	0x00010004, (uint32)SerialClose,
654	<	#endif
655	<	0x00000000, 0x00000000,
557	>	static void gen_bout_driver(uintptr addr)
558	>	{
559	>	SetLongBase(addr);
560	>
561	>	// .BOut driver header
562	>	Long(0x4d000000); Long(0x00000000);
563	>	Long(0x00200040); Long(0x00600080);
564	>	Long(0x00a0052e); Long(0x424f7574);
565	>	Long(0x00000000); Long(0x00000000);
566	>	Long(0xaafe0700); Long(0x00000000);
567	>	Long(0x00000000); Long(0x00179822);
568	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_OPEN));
569	>	Long(0x00000000); Long(0x00000000);
570	>	Long(0xaafe0700); Long(0x00000000);
571	>	Long(0x00000000); Long(0x00179822);
572	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_PRIME_OUT));
573	>	Long(0x00000000); Long(0x00000000);
574	>	Long(0xaafe0700); Long(0x00000000);
575	>	Long(0x00000000); Long(0x00179822);
576	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_CONTROL));
577	>	Long(0x00000000); Long(0x00000000);
578	>	Long(0xaafe0700); Long(0x00000000);
579	>	Long(0x00000000); Long(0x00179822);
580	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_STATUS));
581	>	Long(0x00000000); Long(0x00000000);
582	>	Long(0xaafe0700); Long(0x00000000);
583	>	Long(0x00000000); Long(0x00179822);
584	>	Long(0x00010004); Long(NativeTVECT(NATIVE_SERIAL_CLOSE));
585	>	Long(0x00000000); Long(0x00000000);
586		};
587
588		static const uint8 adbop_patch[] = {    // Call ADBOp() completion procedure
#	Line 725 | Line 655 | bool PatchROM(void)
655		else
656		return false;
657
658	+	// Check that other ROM addresses point to really free regions
659	+	if (ntohl(*(uint32 *)(ROM_BASE + CHECK_LOAD_PATCH_SPACE)) != 0x6b636b63)
660	+	return false;
661	+	if (ntohl(*(uint32 *)(ROM_BASE + PUT_SCRAP_PATCH_SPACE)) != 0x6b636b63)
662	+	return false;
663	+	if (ntohl(*(uint32 *)(ROM_BASE + GET_SCRAP_PATCH_SPACE)) != 0x6b636b63)
664	+	return false;
665	+	if (ntohl(*(uint32 *)(ROM_BASE + ADDR_MAP_PATCH_SPACE)) != 0x6b636b63)
666	+	return false;
667	+
668		// Apply patches
669		if (!patch_nanokernel_boot()) return false;
670		if (!patch_68k_emul()) return false;
#	Line 1099 | Line 1039 | static bool patch_68k_emul(void)
1039		lp = (uint32 *)(ROM_BASE + 0x36f900);
1040		*lp++ = htonl(0x7c2903a6);                                      // mtctr        r1
1041		#if EMULATED_PPC
1042	<	*lp++ = POWERPC_NATIVE_OP(NATIVE_DISABLE_INTERRUPT);
1042	>	*lp++ = htonl(NativeOpcode(NATIVE_DISABLE_INTERRUPT));
1043		#else
1044		*lp++ = htonl(0x80200000 + XLM_IRQ_NEST);       // lwz          r1,XLM_IRQ_NEST
1045		*lp++ = htonl(0x38210001);                                      // addi         r1,r1,1
#	Line 1133 | Line 1073 | static bool patch_68k_emul(void)
1073		lp = (uint32 *)(ROM_BASE + 0x36fa00);
1074		*lp++ = htonl(0x7c2903a6);                                      // mtctr        r1
1075		#if EMULATED_PPC
1076	<	*lp++ = POWERPC_NATIVE_OP(NATIVE_DISABLE_INTERRUPT);
1076	>	*lp++ = htonl(NativeOpcode(NATIVE_DISABLE_INTERRUPT));
1077		#else
1078		*lp++ = htonl(0x80200000 + XLM_IRQ_NEST);       // lwz          r1,XLM_IRQ_NEST
1079		*lp++ = htonl(0x38210001);                                      // addi         r1,r1,1
#	Line 1167 | Line 1107 | static bool patch_68k_emul(void)
1107		lp = (uint32 *)(ROM_BASE + 0x36fb00);
1108		*lp++ = htonl(0x7c2903a6);                                      // mtctr        r1
1109		#if EMULATED_PPC
1110	<	*lp++ = POWERPC_NATIVE_OP(NATIVE_DISABLE_INTERRUPT);
1110	>	*lp++ = htonl(NativeOpcode(NATIVE_DISABLE_INTERRUPT));
1111		#else
1112		*lp++ = htonl(0x80200000 + XLM_IRQ_NEST);       // lwz          r1,XLM_IRQ_NEST
1113		*lp++ = htonl(0x38210001);                                      // addi         r1,r1,1
#	Line 1201 | Line 1141 | static bool patch_68k_emul(void)
1141		lp = (uint32 *)(ROM_BASE + 0x36fc00);
1142		*lp++ = htonl(0x7c2903a6);                                      // mtctr        r1
1143		#if EMULATED_PPC
1144	<	*lp++ = POWERPC_NATIVE_OP(NATIVE_DISABLE_INTERRUPT);
1144	>	*lp++ = htonl(NativeOpcode(NATIVE_DISABLE_INTERRUPT));
1145		#else
1146		*lp++ = htonl(0x80200000 + XLM_IRQ_NEST);       // lwz          r1,XLM_IRQ_NEST
1147		*lp++ = htonl(0x38210001);                                      // addi         r1,r1,1
#	Line 1342 | Line 1282 | static bool patch_nanokernel(void)
1282
1283		lp = (uint32 *)(ROM_BASE + 0x318000);
1284		#if EMULATED_PPC
1285	<	*lp++ = POWERPC_NATIVE_OP(NATIVE_ENABLE_INTERRUPT);
1285	>	*lp++ = htonl(NativeOpcode(NATIVE_ENABLE_INTERRUPT));
1286		*lp = htonl(0x48000000 + ((xlp - 0x8004) & 0x03fffffc));        // b            ROM_BASE+0x312c2c
1287		#else
1288		*lp++ = htonl(0x81400000 + XLM_IRQ_NEST);       // lwz  r10,XLM_IRQ_NEST
#	Line 1842 | Line 1782 | static bool patch_68k(void)
1782		*wp = htons(M68K_RTS);
1783
1784		// Don't install Time Manager task for 60Hz interrupt (Enable60HzInts, via 0x2b8)
1785	<	if (ROMType == ROMTYPE_NEWWORLD) {
1785	>	if (ROMType == ROMTYPE_NEWWORLD || ROMType == ROMTYPE_GOSSAMER) {
1786		static const uint8 tm_task_dat[] = {0x30, 0x3c, 0x4e, 0x2b, 0xa9, 0xc9};
1787	<	if ((base = find_rom_data(0x2e0, 0x320, tm_task_dat, sizeof(tm_task_dat))) == 0) return false;
1787	>	if ((base = find_rom_data(0x2a0, 0x320, tm_task_dat, sizeof(tm_task_dat))) == 0) return false;
1788		D(bug("tm_task %08lx\n", base));
1789	<	wp = (uint16 *)(ROM_BASE + base + 28); // FIXME: this is not right for all nw ROMs
1789	>	wp = (uint16 *)(ROM_BASE + base + 28);
1790		*wp++ = htons(M68K_NOP);
1791		*wp++ = htons(M68K_NOP);
1792		*wp++ = htons(M68K_NOP);
1793		*wp++ = htons(M68K_NOP);
1794		*wp++ = htons(M68K_NOP);
1795		*wp = htons(M68K_NOP);
1856	–	} else if (ROMType == ROMTYPE_GOSSAMER) {
1857	–	static const uint8 tm_task_dat[] = {0x30, 0x3c, 0x4e, 0x2b, 0xa9, 0xc9};
1858	–	if ((base = find_rom_data(0x2a0, 0x2e0, tm_task_dat, sizeof(tm_task_dat))) == 0) return false;
1859	–	D(bug("tm_task %08lx\n", base));
1860	–	wp = (uint16 *)(ROM_BASE + base + 22);
1861	–	*wp++ = htons(M68K_NOP);
1862	–	*wp++ = htons(M68K_NOP);
1863	–	*wp++ = htons(M68K_NOP);
1796		} else {
1797		static const uint8 tm_task_dat[] = {0x20, 0x3c, 0x73, 0x79, 0x73, 0x61};
1798		if ((base = find_rom_data(0x280, 0x300, tm_task_dat, sizeof(tm_task_dat))) == 0) return false;
#	Line 1907 | Line 1839 | static bool patch_68k(void)
1839		*lp = htonl(0x38600000);                // li   r3,0
1840		}
1841
1842	+	// FIXME: Fake reading from [HpChk]+4 (the callchain reports some function from DriverServicesLib)
1843	+	if (1) {
1844	+	uint32 hpchk_offset = find_rom_resource(FOURCC('n','l','i','b'), 10);
1845	+	static const uint8 hpchk_dat[] = {0x80, 0x80, 0x03, 0x16, 0x94, 0x21, 0xff, 0xb0, 0x83, 0xc4, 0x00, 0x04};
1846	+	if ((base = find_rom_data(hpchk_offset, hpchk_offset + 0x3000, hpchk_dat, sizeof(hpchk_dat))) == 0) return false;
1847	+	D(bug("hpchk %08lx\n", base));
1848	+	lp = (uint32 *)(ROM_BASE + base);
1849	+	*lp = htonl(0x80800000 + XLM_ZERO_PAGE);                // lwz  r4,(zero page)
1850	+	}
1851	+
1852		// Patch Name Registry
1853		static const uint8 name_reg_dat[] = {0x70, 0xff, 0xab, 0xeb};
1854		if ((base = find_rom_data(0x300, 0x380, name_reg_dat, sizeof(name_reg_dat))) == 0) return false;
#	Line 2030 | Line 1972 | static bool patch_68k(void)
1972		memcpy((void *)(ROM_BASE + sony_offset + 0x200), cdrom_driver, sizeof(cdrom_driver));
1973
1974		// Install serial drivers
1975	<	memcpy_powerpc_code((void *)(ROM_BASE + sony_offset + 0x300), ain_driver, sizeof(ain_driver));
1976	<	memcpy_powerpc_code((void *)(ROM_BASE + sony_offset + 0x400), aout_driver, sizeof(aout_driver));
1977	<	memcpy_powerpc_code((void *)(ROM_BASE + sony_offset + 0x500), bin_driver, sizeof(bin_driver));
1978	<	memcpy_powerpc_code((void *)(ROM_BASE + sony_offset + 0x600), bout_driver, sizeof(bout_driver));
1975	>	gen_ain_driver( ROM_BASE + sony_offset + 0x300);
1976	>	gen_aout_driver(ROM_BASE + sony_offset + 0x400);
1977	>	gen_bin_driver( ROM_BASE + sony_offset + 0x500);
1978	>	gen_bout_driver(ROM_BASE + sony_offset + 0x600);
1979
1980		// Copy icons to ROM
1981		SonyDiskIconAddr = ROM_BASE + sony_offset + 0x800;
#	Line 2235 | Line 2177 | void InstallDrivers(void)
2177		{
2178		D(bug("Installing drivers...\n"));
2179		M68kRegisters r;
2180	<	uint8 pb[SIZEOF_IOParam];
2180	>	SheepArray<SIZEOF_IOParam> pb_var;
2181	>	const uintptr pb = pb_var.addr();
2182
2183		// Install floppy driver
2184	<	if (ROMType == ROMTYPE_NEWWORLD) {
2184	>	if (ROMType == ROMTYPE_NEWWORLD || ROMType == ROMTYPE_GOSSAMER) {
2185
2186	<	// Force installation of floppy driver with NewWorld ROMs
2186	>	// Force installation of floppy driver with NewWorld and Gossamer ROMs
2187		r.a[0] = ROM_BASE + sony_offset;
2188		r.d[0] = (uint32)SonyRefNum;
2189		Execute68kTrap(0xa43d, &r);             // DrvrInstallRsrvMem()
#	Line 2253 | Line 2196 | void InstallDrivers(void)
2196
2197		#if DISABLE_SCSI && 0
2198		// Fake SCSIGlobals
2199	<	static const uint8 fake_scsi_globals[32] = {0,};
2257	<	WriteMacInt32(0xc0c, (uint32)fake_scsi_globals);
2199	>	WriteMacInt32(0xc0c, SheepMem::ZeroPage());
2200		#endif
2201
2202		// Open .Sony driver
2203	<	WriteMacInt8((uint32)pb + ioPermssn, 0);
2204	<	WriteMacInt32((uint32)pb + ioNamePtr, (uint32)"\005.Sony");
2205	<	r.a[0] = (uint32)pb;
2203	>	SheepString sony_str("\005.Sony");
2204	>	WriteMacInt8(pb + ioPermssn, 0);
2205	>	WriteMacInt32(pb + ioNamePtr, sony_str.addr());
2206	>	r.a[0] = pb;
2207		Execute68kTrap(0xa000, &r);             // Open()
2208
2209		// Install disk driver
#	Line 2274 | Line 2217 | void InstallDrivers(void)
2217		WriteMacInt16(dce + dCtlFlags, DiskDriverFlags);
2218
2219		// Open disk driver
2220	<	WriteMacInt32((uint32)pb + ioNamePtr, (uint32)"\005.Disk");
2221	<	r.a[0] = (uint32)pb;
2220	>	SheepString disk_str("\005.Disk");
2221	>	WriteMacInt32(pb + ioNamePtr, disk_str.addr());
2222	>	r.a[0] = pb;
2223		Execute68kTrap(0xa000, &r);             // Open()
2224
2225		// Install CD-ROM driver unless nocdrom option given
#	Line 2292 | Line 2236 | void InstallDrivers(void)
2236		WriteMacInt16(dce + dCtlFlags, CDROMDriverFlags);
2237
2238		// Open CD-ROM driver
2239	<	WriteMacInt32((uint32)pb + ioNamePtr, (uint32)"\010.AppleCD");
2240	<	r.a[0] = (uint32)pb;
2239	>	SheepString apple_cd("\010.AppleCD");
2240	>	WriteMacInt32(pb + ioNamePtr, apple_cd.addr());
2241	>	r.a[0] = pb;
2242		Execute68kTrap(0xa000, &r);             // Open()
2243		}
2244

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