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/* |
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* rsrc_patches.cpp - Resource patches |
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* |
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* SheepShaver (C) 1997-2002 Christian Bauer and Marc Hellwig |
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* SheepShaver (C) 1997-2004 Christian Bauer and Marc Hellwig |
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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 "rom_patches.h" |
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#include "main.h" |
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#include "audio.h" |
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#include "audio_defs.h" |
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#include "thunks.h" |
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#define DEBUG 0 |
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// Check when ntrb 17 is installed (for native Resource Manager patch) (7.6, 7.6.1, 8.0, 8.1) |
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p[7] = htons(M68K_EMUL_OP_NTRB_17_PATCH); |
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D(bug(" patch 3 applied\n")); |
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} else if (PM(0,0x3f2a) && PM(1,0x0006) && PM(2,0x3f2a) && PM(3,0x0002) && PM(4,0x61ff)) { |
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} else if (PM(0,0x3f2a) && PM(1,0x0006) && PM(2,0x3f2a) && PM(3,0x0002) && PM(4,0x61ff) && PM(8,0x245f)) { |
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// Check when ntrb 17 is installed (for native Resource Manager patch) (8.5, 8.6) |
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p[8] = htons(M68K_EMUL_OP_NTRB_17_PATCH); |
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D(bug(" patch 4 applied\n")); |
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} else if (PM(0,0x3f2a) && PM(1,0x0006) && PM(2,0x3f2a) && PM(3,0x0002) && PM(4,0x61ff) && PM(7,0x301f)) { |
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// Check when ntrb 17 is installed (for native Resource Manager patch) (9.0) |
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p[7] = htons(M68K_EMUL_OP_NTRB_17_PATCH4); |
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p[8] = htons(ntohs(p[8]) & 0xf0ff); // bra |
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D(bug(" patch 8 applied\n")); |
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} else if (PM(0,0x0c39) && PM(1,0x0001) && PM(2,0xf800) && PM(3,0x0008) && PM(4,0x6f00)) { |
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// Don't read from 0xf8000008 (8.5 with Zanzibar ROM, 8.6) |
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p[0] = htons(M68K_NOP); |
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D(bug(" patch 1 applied\n")); |
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} |
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} else if (type == FOURCC('p','t','c','h') && id == 156) { |
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D(bug("ptch 156 found\n")); |
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size >>= 1; |
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while (size--) { |
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if (PM(0,0x4e56) && PM(1,0xfffa) && PM(2,0x48e7) && PM(3,0x1f18) && PM(4,0x7800) && PM(5,0x267c) && PM(6,0x6900) && PM(7,0x0000)) { |
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// Don't call FE0A opcode (9.0) |
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p[0] = htons(0x7000); // moveq #0,d0 |
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p[1] = htons(M68K_RTS); |
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D(bug(" patch 1 applied\n")); |
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break; |
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} |
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p++; |
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} |
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} else if (type == FOURCC('p','t','c','h') && id == 420) { |
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D(bug("ptch 420 found\n")); |
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size >>= 1; |
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} else if (type == FOURCC('t','h','n','g')) { |
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// Collect info about used audio sifters |
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uint32 c_type = ntohl(0[(uint32 *)p]); |
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uint32 sub_type = ntohl(1[(uint32 *)p]); |
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uint32 thing = (uintptr)p; |
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uint32 c_type = ReadMacInt32(thing); |
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uint32 sub_type = ReadMacInt32(thing + 4); |
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if (c_type == FOURCC('s','d','e','v') && sub_type == FOURCC('s','i','n','g')) { |
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1[(uint32 *)p] = htonl(FOURCC('a','w','g','c')); |
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WriteMacInt32(thing + 4, FOURCC('a','w','g','c')); |
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D(bug("thng %d, type %c%c%c%c (%08x), sub type %c%c%c%c (%08x), data %p\n", id, c_type >> 24, (c_type >> 16) & 0xff, (c_type >> 8) & 0xff, c_type & 0xff, c_type, sub_type >> 24, (sub_type >> 16) & 0xff, (sub_type >> 8) & 0xff, sub_type & 0xff, sub_type, p)); |
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AddSifter(ReadMacInt32(((uintptr)p)+20), ntohs(p[12])); |
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if (ntohs(p[28])) // componentPFCount |
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AddSifter(ReadMacInt32(((uintptr)p)+62), ntohs(p[33])); |
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AddSifter(ReadMacInt32(thing + componentResType), ReadMacInt16(thing + componentResID)); |
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if (ReadMacInt32(thing + componentPFCount)) |
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AddSifter(ReadMacInt32(thing + componentPFResType), ReadMacInt16(thing + componentPFResID)); |
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} |
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} else if (type == FOURCC('s','i','f','t') || type == FOURCC('n','i','f','t')) { |
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p16[1] = htons(M68K_RTS); |
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D(bug(" patch 1 applied\n")); |
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} |
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} else if (type == FOURCC('N','O','b','j') && id == 100) { |
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D(bug("NObj 100 found\n")); |
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// Don't access VIA registers in MacBench 5.0 |
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static const uint8 dat1[] = {0x7c, 0x08, 0x02, 0xa6, 0xbf, 0x01, 0xff, 0xe0, 0x90, 0x01, 0x00, 0x08}; |
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base = find_rsrc_data((uint8 *)p, size, dat1, sizeof(dat1)); |
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if (base) { |
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p[(base + 0x00) >> 1] = htons(0x3860); // li r3,0 |
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p[(base + 0x02) >> 1] = htons(0x0000); |
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p[(base + 0x04) >> 1] = htons(0x4e80); // blr |
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p[(base + 0x06) >> 1] = htons(0x0020); |
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D(bug(" patch 1 applied\n")); |
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} |
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static const uint8 dat2[] = {0x7c, 0x6c, 0x1b, 0x78, 0x7c, 0x8b, 0x23, 0x78, 0x38, 0xc0, 0x3f, 0xfd}; |
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base = find_rsrc_data((uint8 *)p, size, dat2, sizeof(dat2)); |
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if (base) { |
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p[(base + 0x00) >> 1] = htons(0x3860); // li r3,0 |
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p[(base + 0x02) >> 1] = htons(0x0000); |
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p[(base + 0x04) >> 1] = htons(0x4e80); // blr |
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p[(base + 0x06) >> 1] = htons(0x0020); |
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D(bug(" patch 2 applied\n")); |
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} |
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} |
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} |
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