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root/cebix/SheepShaver/src/rsrc_patches.cpp
Revision: 1.10
Committed: 2004-01-26T22:04:01Z (20 years, 3 months ago) by gbeauche
Branch: MAIN
Changes since 1.9: +23 -0 lines
Log Message: 
Don't access VIA variables in NObj resource ID 100. aka. enable MacBench 5.0
to run.

File Contents

# User Rev Content
1 cebix 1.1 /*
2     * rsrc_patches.cpp - Resource patches
3     *
4 cebix 1.9 * SheepShaver (C) 1997-2004 Christian Bauer and Marc Hellwig
5 cebix 1.1 *
6     * This program is free software; you can redistribute it and/or modify
7     * it under the terms of the GNU General Public License as published by
8     * the Free Software Foundation; either version 2 of the License, or
9     * (at your option) any later version.
10     *
11     * This program is distributed in the hope that it will be useful,
12     * but WITHOUT ANY WARRANTY; without even the implied warranty of
13     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14     * GNU General Public License for more details.
15     *
16     * You should have received a copy of the GNU General Public License
17     * along with this program; if not, write to the Free Software
18     * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19     */
20    
21     #include <stdio.h>
22     #include <stdlib.h>
23     #include <string.h>
24    
25     #include "sysdeps.h"
26     #include "rsrc_patches.h"
27     #include "cpu_emulation.h"
28     #include "emul_op.h"
29     #include "xlowmem.h"
30     #include "macos_util.h"
31     #include "rom_patches.h"
32     #include "main.h"
33     #include "audio.h"
34 gbeauche 1.8 #include "audio_defs.h"
35 gbeauche 1.7 #include "thunks.h"
36 cebix 1.1
37     #define DEBUG 0
38     #include "debug.h"
39    
40    
41     // Sound input driver
42     static const uint8 sound_input_driver[] = { // .AppleSoundInput driver header
43     // Driver header
44     0x4d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
45     0x00, 0x24, // Open() offset
46     0x00, 0x28, // Prime() offset
47     0x00, 0x2c, // Control() offset
48     0x00, 0x38, // Status() offset
49     0x00, 0x5e, // Close() offset
50     0x10, 0x2e, 0x41, 0x70, 0x70, 0x6c, 0x65, 0x53, 0x6f, 0x75, 0x6e, 0x64, 0x49, 0x6e, 0x70, 0x75, 0x74, 0x00, // ".AppleSoundInput"
51    
52     // Open()
53     M68K_EMUL_OP_SOUNDIN_OPEN >> 8, M68K_EMUL_OP_SOUNDIN_OPEN & 0xff,
54     0x4e, 0x75, // rts
55    
56     // Prime()
57     M68K_EMUL_OP_SOUNDIN_PRIME >> 8, M68K_EMUL_OP_SOUNDIN_PRIME & 0xff,
58     0x60, 0x0e, // bra IOReturn
59    
60     // Control()
61     M68K_EMUL_OP_SOUNDIN_CONTROL >> 8, M68K_EMUL_OP_SOUNDIN_CONTROL & 0xff,
62     0x0c, 0x68, 0x00, 0x01, 0x00, 0x1a, // cmp.w #1,$1a(a0)
63     0x66, 0x04, // bne IOReturn
64     0x4e, 0x75, // rts
65    
66     // Status()
67     M68K_EMUL_OP_SOUNDIN_STATUS >> 8, M68K_EMUL_OP_SOUNDIN_STATUS & 0xff,
68    
69     // IOReturn
70     0x32, 0x28, 0x00, 0x06, // move.w 6(a0),d1
71     0x08, 0x01, 0x00, 0x09, // btst #9,d1
72     0x67, 0x0c, // beq 1
73     0x4a, 0x40, // tst.w d0
74     0x6f, 0x02, // ble 2
75     0x42, 0x40, // clr.w d0
76     0x31, 0x40, 0x00, 0x10, //2 move.w d0,$10(a0)
77     0x4e, 0x75, // rts
78     0x4a, 0x40, //1 tst.w d0
79     0x6f, 0x04, // ble 3
80     0x42, 0x40, // clr.w d0
81     0x4e, 0x75, // rts
82     0x2f, 0x38, 0x08, 0xfc, //3 move.l $8fc,-(sp)
83     0x4e, 0x75, // rts
84    
85     // Close()
86     M68K_EMUL_OP_SOUNDIN_CLOSE >> 8, M68K_EMUL_OP_SOUNDIN_CLOSE & 0xff,
87     0x4e, 0x75, // rts
88     };
89    
90    
91     /*
92     * Search resource for byte string, return offset (or 0)
93     */
94    
95     static uint32 find_rsrc_data(const uint8 *rsrc, uint32 max, const uint8 *search, uint32 search_len, uint32 ofs = 0)
96     {
97     while (ofs < max - search_len) {
98     if (!memcmp(rsrc + ofs, search, search_len))
99     return ofs;
100     ofs++;
101     }
102     return 0;
103     }
104    
105    
106     /*
107     * Resource patches via vCheckLoad
108     */
109    
110 gbeauche 1.4 // 680x0 code pattern matching helper
111     #define PM(N, V) (p[N] == htons(V))
112    
113 cebix 1.1 void CheckLoad(uint32 type, int16 id, uint16 *p, uint32 size)
114     {
115     uint16 *p16;
116     uint32 base;
117     D(bug("vCheckLoad %c%c%c%c (%08x) ID %d, data %p, size %d\n", type >> 24, (type >> 16) & 0xff, (type >> 8) & 0xff, type & 0xff, type, id, p, size));
118    
119     // Don't modify resources in ROM
120 gbeauche 1.4 if ((uintptr)p >= ROM_BASE && (uintptr)p <= (ROM_BASE + ROM_SIZE))
121 cebix 1.1 return;
122    
123     if (type == FOURCC('b','o','o','t') && id == 3) {
124     D(bug("boot 3 found\n"));
125     size >>= 1;
126     while (size--) {
127 gbeauche 1.4 if (PM(0,0x2e49)) {
128 cebix 1.1 // Set boot stack pointer (7.5.2, 7.5.3, 7.5.5, 7.6, 7.6.1, 8.0, 8.1, 8.5, 8.6)
129 gbeauche 1.4 p[0] = htons(M68K_EMUL_OP_FIX_BOOTSTACK);
130 cebix 1.1 D(bug(" patch 1 applied\n"));
131 gbeauche 1.4 } else if (PM(0,0x4267) && PM(1,0x3f01) && PM(2,0x3f2a) && PM(3,0x0006) && PM(4,0x6100)) {
132 cebix 1.1 // Check when ntrb 17 is installed (for native Resource Manager patch) (7.5.3, 7.5.5)
133 gbeauche 1.4 p[7] = htons(M68K_EMUL_OP_NTRB_17_PATCH3);
134 cebix 1.1 D(bug(" patch 2 applied\n"));
135 gbeauche 1.4 } else if (PM(0,0x3f2a) && PM(1,0x0006) && PM(2,0x3f2a) && PM(3,0x0002) && PM(4,0x6100)) {
136 cebix 1.1 // Check when ntrb 17 is installed (for native Resource Manager patch) (7.6, 7.6.1, 8.0, 8.1)
137 gbeauche 1.4 p[7] = htons(M68K_EMUL_OP_NTRB_17_PATCH);
138 cebix 1.1 D(bug(" patch 3 applied\n"));
139 gbeauche 1.4 } else if (PM(0,0x3f2a) && PM(1,0x0006) && PM(2,0x3f2a) && PM(3,0x0002) && PM(4,0x61ff)) {
140 cebix 1.1 // Check when ntrb 17 is installed (for native Resource Manager patch) (8.5, 8.6)
141 gbeauche 1.4 p[8] = htons(M68K_EMUL_OP_NTRB_17_PATCH);
142 cebix 1.1 D(bug(" patch 4 applied\n"));
143 gbeauche 1.4 } else if (PM(0,0x0c39) && PM(1,0x0001) && PM(2,0xf800) && PM(3,0x0008) && PM(4,0x6f00)) {
144 cebix 1.1 // Don't read from 0xf8000008 (8.5 with Zanzibar ROM, 8.6)
145 gbeauche 1.4 p[0] = htons(M68K_NOP);
146     p[1] = htons(M68K_NOP);
147     p[2] = htons(M68K_NOP);
148     p[3] = htons(M68K_NOP);
149     p[4] = htons(0x6000); // bra
150 cebix 1.1 D(bug(" patch 5 applied\n"));
151 gbeauche 1.4 } else if (PM(0,0x2f3c) && PM(1,0x6b72) && PM(2,0x6e6c) && PM(3,0x4267) && PM(4,0xa9a0) && PM(5,0x265f) && PM(6,0x200b) && PM(7,0x6700)) {
152 cebix 1.1 // Don't replace nanokernel ("krnl" resource) (8.6)
153 gbeauche 1.4 p[0] = htons(M68K_NOP);
154     p[1] = htons(M68K_NOP);
155     p[2] = htons(M68K_NOP);
156     p[3] = htons(M68K_NOP);
157     p[4] = htons(M68K_NOP);
158     p[7] = htons(0x6000); // bra
159 cebix 1.1 D(bug(" patch 6 applied\n"));
160 gbeauche 1.4 } else if (PM(0,0xa8fe) && PM(1,0x3038) && PM(2,0x017a) && PM(3,0x0c40) && PM(4,0x8805) && PM(5,0x6710)) {
161 cebix 1.1 // No SCSI (calls via 0x205c jump vector which is not initialized in NewWorld ROM 1.6) (8.6)
162     if (ROMType == ROMTYPE_NEWWORLD) {
163 gbeauche 1.4 p[5] = htons(0x6010); // bra
164 cebix 1.1 D(bug(" patch 7 applied\n"));
165     }
166     }
167     p++;
168     }
169    
170     } else if (type == FOURCC('g','n','l','d') && id == 0) {
171     D(bug("gnld 0 found\n"));
172    
173     // Patch native Resource Manager after ntrbs are installed (7.5.2)
174     static const uint8 dat[] = {0x4e, 0xba, 0x00, 0x9e, 0x3e, 0x00, 0x50, 0x4f, 0x67, 0x04};
175     base = find_rsrc_data((uint8 *)p, size, dat, sizeof(dat));
176     if (base) {
177 gbeauche 1.4 p16 = (uint16 *)((uintptr)p + base + 6);
178 cebix 1.1 *p16 = htons(M68K_EMUL_OP_NTRB_17_PATCH2);
179     D(bug(" patch 1 applied\n"));
180     }
181    
182     } else if (type == FOURCC('p','t','c','h') && id == 420) {
183     D(bug("ptch 420 found\n"));
184     size >>= 1;
185     while (size--) {
186 gbeauche 1.4 if (PM(0,0xa030) && PM(1,0x5240) && PM(2,0x303c) && PM(3,0x0100) && PM(4,0xc06e) && PM(5,0xfef6)) {
187 cebix 1.1 // Disable VM (7.5.2, 7.5.3, 7.5.5, 7.6, 7.6.1)
188 gbeauche 1.4 p[1] = htons(M68K_NOP);
189     p[2] = htons(M68K_NOP);
190     p[3] = htons(M68K_NOP);
191     p[4] = htons(M68K_NOP);
192     p[5] = htons(M68K_NOP);
193     p[6] = htons(M68K_NOP);
194     p[7] = htons(M68K_NOP);
195     p[8] = htons(M68K_NOP);
196     p[9] = htons(M68K_NOP);
197     p[10] = htons(M68K_NOP);
198     p[11] = htons(M68K_NOP);
199 cebix 1.1 D(bug(" patch 1 applied\n"));
200     break;
201 gbeauche 1.4 } else if (PM(0,0xa030) && PM(1,0x5240) && PM(2,0x7000) && PM(3,0x302e) && PM(4,0xfef6) && PM(5,0x323c) && PM(6,0x0100)) {
202 cebix 1.1 // Disable VM (8.0, 8.1)
203 gbeauche 1.4 p[8] = htons(M68K_NOP);
204     p[15] = htons(M68K_NOP);
205 cebix 1.1 D(bug(" patch 2 applied\n"));
206     break;
207 gbeauche 1.4 } else if (PM(0,0xa030) && PM(1,0x5240) && PM(2,0x7000) && PM(3,0x302e) && PM(4,0xfecc) && PM(5,0x323c) && PM(6,0x0100)) {
208 cebix 1.1 // Disable VM (8.5, 8.6)
209 gbeauche 1.4 p[8] = htons(M68K_NOP);
210     p[15] = htons(M68K_NOP);
211 cebix 1.1 D(bug(" patch 3 applied\n"));
212     break;
213     }
214     p++;
215     }
216    
217     } else if (type == FOURCC('g','p','c','h') && id == 16) {
218     D(bug("gpch 16 found\n"));
219     size >>= 1;
220     while (size--) {
221 gbeauche 1.4 if (PM(0,0x6700) && PM(13,0x7013) && PM(14,0xfe0a)) {
222 cebix 1.1 // Don't call FE0A in Shutdown Manager (7.6.1, 8.0, 8.1, 8.5)
223 gbeauche 1.4 p[0] = htons(0x6000);
224 cebix 1.1 D(bug(" patch 1 applied\n"));
225     break;
226     }
227     p++;
228     }
229    
230     } else if (type == FOURCC('g','p','c','h') && id == 650) {
231     D(bug("gpch 650 found\n"));
232     size >>= 1;
233     while (size--) {
234 gbeauche 1.4 if (PM(0,0x6600) && PM(1,0x001a) && PM(2,0x2278) && PM(3,0x0134)) {
235 cebix 1.1 // We don't have SonyVars (7.5.2)
236 gbeauche 1.4 p[0] = htons(0x6000);
237 cebix 1.1 D(bug(" patch 1 applied\n"));
238 gbeauche 1.4 } else if (PM(0,0x6618) && PM(1,0x2278) && PM(2,0x0134)) {
239 cebix 1.1 // We don't have SonyVars (7.5.3)
240 gbeauche 1.4 p[-6] = htons(M68K_NOP);
241     p[-3] = htons(M68K_NOP);
242     p[0] = htons(0x6018);
243 cebix 1.1 D(bug(" patch 2 applied\n"));
244 gbeauche 1.4 } else if (PM(0,0x666e) && PM(1,0x2278) && PM(2,0x0134)) {
245 cebix 1.1 // We don't have SonyVars (7.5.5)
246 gbeauche 1.4 p[-6] = htons(M68K_NOP);
247     p[-3] = htons(M68K_NOP);
248     p[0] = htons(0x606e);
249 cebix 1.1 D(bug(" patch 3 applied\n"));
250 gbeauche 1.4 } else if (PM(0,0x6400) && PM(1,0x011c) && PM(2,0x2278) && PM(3,0x0134)) {
251 cebix 1.1 // We don't have SonyVars (7.6.1, 8.0, 8.1, 8.5, 8.6)
252 gbeauche 1.4 p[0] = htons(0x6000);
253 cebix 1.1 D(bug(" patch 4 applied\n"));
254 gbeauche 1.4 } else if (PM(0,0x6400) && PM(1,0x00e6) && PM(2,0x2278) && PM(3,0x0134)) {
255 cebix 1.1 // We don't have SonyVars (7.6)
256 gbeauche 1.4 p[0] = htons(0x6000);
257 cebix 1.1 D(bug(" patch 5 applied\n"));
258     }
259     p++;
260     }
261    
262     } else if (type == FOURCC('g','p','c','h') && id == 655) {
263     D(bug("gpch 655 found\n"));
264     size >>= 1;
265     while (size--) {
266 gbeauche 1.4 if (PM(0,0x83a8) && PM(1,0x0024) && PM(2,0x4e71)) {
267 cebix 1.1 // Don't write to GC interrupt mask (7.6, 7.6.1, 8.0, 8.1 with Zanzibar ROM)
268 gbeauche 1.4 p[0] = htons(M68K_NOP);
269     p[1] = htons(M68K_NOP);
270 cebix 1.1 D(bug(" patch 1 applied\n"));
271 gbeauche 1.4 } else if (PM(0,0x207c) && PM(1,0xf300) && PM(2,0x0034)) {
272 cebix 1.1 // Don't read PowerMac ID (7.6, 7.6.1, 8.0, 8.1 with Zanzibar ROM)
273 gbeauche 1.4 p[0] = htons(0x303c); // move.w #id,d0
274     p[1] = htons(0x3020);
275     p[2] = htons(M68K_RTS);
276 cebix 1.1 D(bug(" patch 2 applied\n"));
277 gbeauche 1.4 } else if (PM(0,0x13fc) && PM(1,0x0081) && PM(2,0xf130) && PM(3,0xa030)) {
278 cebix 1.1 // Don't write to hardware (7.6, 7.6.1, 8.0, 8.1 with Zanzibar ROM)
279 gbeauche 1.4 p[0] = htons(M68K_NOP);
280     p[1] = htons(M68K_NOP);
281     p[2] = htons(M68K_NOP);
282     p[3] = htons(M68K_NOP);
283 cebix 1.1 D(bug(" patch 3 applied\n"));
284 gbeauche 1.4 } else if (PM(0,0x4e56) && PM(1,0x0000) && PM(2,0x227c) && PM(3,0xf800) && PM(4,0x0000)) {
285 cebix 1.1 // OpenFirmare? (7.6.1, 8.0, 8.1 with Zanzibar ROM)
286 gbeauche 1.4 p[0] = htons(M68K_RTS);
287 cebix 1.1 D(bug(" patch 4 applied\n"));
288 gbeauche 1.4 } else if (PM(0,0x4e56) && PM(1,0xfffc) && PM(2,0x48e7) && PM(3,0x0300) && PM(4,0x598f) && PM(5,0x2eb8) && PM(6,0x01dc)) {
289 cebix 1.1 // Don't write to SCC (7.6.1, 8.0, 8.1 with Zanzibar ROM)
290 gbeauche 1.4 p[0] = htons(M68K_RTS);
291 cebix 1.1 D(bug(" patch 5 applied\n"));
292 gbeauche 1.4 } else if (PM(0,0x4e56) && PM(1,0x0000) && PM(2,0x227c) && PM(3,0xf300) && PM(4,0x0034)) {
293 cebix 1.1 // Don't write to GC (7.6.1, 8.0, 8.1 with Zanzibar ROM)
294 gbeauche 1.4 p[0] = htons(M68K_RTS);
295 cebix 1.1 D(bug(" patch 6 applied\n"));
296 gbeauche 1.4 } else if (PM(0,0x40e7) && PM(1,0x007c) && PM(2,0x0700) && PM(3,0x48e7) && PM(4,0x00c0) && PM(5,0x2078) && PM(6,0x0dd8) && PM(7,0xd1e8) && PM(8,0x0044) && PM(9,0x8005) && PM(11,0x93c8) && PM(12,0x2149) && PM(13,0x0024)) {
297 cebix 1.1 // Don't replace NVRAM routines (7.6, 7.6.1, 8.0, 8.1 with Zanzibar ROM)
298 gbeauche 1.4 p[0] = htons(M68K_RTS);
299 cebix 1.1 D(bug(" patch 7 applied\n"));
300 gbeauche 1.4 } else if (PM(0,0x207c) && PM(1,0x50f1) && PM(2,0xa101) && (PM(3,0x08d0) || PM(3,0x0890))) {
301 cebix 1.1 // Don't write to 0x50f1a101 (8.1 with Zanzibar ROM)
302 gbeauche 1.4 p[3] = htons(M68K_NOP);
303     p[4] = htons(M68K_NOP);
304 cebix 1.1 D(bug(" patch 8 applied\n"));
305     }
306     p++;
307     }
308    
309     } else if (type == FOURCC('g','p','c','h') && id == 750) {
310     D(bug("gpch 750 found\n"));
311     size >>= 1;
312     while (size--) {
313 gbeauche 1.4 if (PM(0,0xf301) && PM(1,0x9100) && PM(2,0x0c11) && PM(3,0x0044)) {
314 cebix 1.1 // Don't read from 0xf3019100 (MACE ENET) (7.6, 7.6.1, 8.0, 8.1)
315 gbeauche 1.4 p[2] = htons(M68K_NOP);
316     p[3] = htons(M68K_NOP);
317     p[4] = htons(0x6026);
318 cebix 1.1 D(bug(" patch 1 applied\n"));
319 gbeauche 1.4 } else if (PM(0,0x41e8) && PM(1,0x0374) && PM(2,0xfc1e)) {
320 cebix 1.1 // Don't call FC1E opcode (7.6, 7.6.1, 8.0, 8.1, 8.5, 8.6)
321 gbeauche 1.4 p[2] = htons(M68K_NOP);
322 cebix 1.1 D(bug(" patch 2 applied\n"));
323 gbeauche 1.4 } else if (PM(0,0x700a) && PM(1,0xfe0a)) {
324 cebix 1.1 // Don't call FE0A opcode (7.6, 7.6.1, 8.0, 8.1, 8.5, 8.6)
325 gbeauche 1.4 p[1] = htons(0x7000);
326 cebix 1.1 D(bug(" patch 3 applied\n"));
327 gbeauche 1.4 } else if (PM(0,0x6c00) && PM(1,0x016a) && PM(2,0x2278) && PM(3,0x0134)) {
328 gbeauche 1.3 // We don't have SonyVars (8.6)
329 gbeauche 1.4 p[-4] = htons(0x21fc); // move.l $40810000,($0000)
330     p[-3] = htons(0x4081);
331     p[-2] = htons(0x0000);
332     p[-1] = htons(0x0000);
333     p[0] = htons(0x6000);
334 gbeauche 1.3 D(bug(" patch 4 applied\n"));
335 cebix 1.1 }
336     p++;
337     }
338    
339     } else if (type == FOURCC('g','p','c','h') && id == 999) {
340     D(bug("gpch 999 found\n"));
341     size >>= 1;
342     while (size--) {
343 gbeauche 1.4 if (PM(0,0xf301) && PM(1,0x9100) && PM(2,0x0c11) && PM(3,0x0044)) {
344 cebix 1.1 // Don't read from 0xf3019100 (MACE ENET) (8.5, 8.6)
345 gbeauche 1.4 p[2] = htons(M68K_NOP);
346     p[3] = htons(M68K_NOP);
347     p[4] = htons(0x6026);
348 cebix 1.1 D(bug(" patch 1 applied\n"));
349     }
350     p++;
351     }
352    
353     } else if (type == FOURCC('g','p','c','h') && id == 3000) {
354     D(bug("gpch 3000 found\n"));
355     size >>= 1;
356     while (size--) {
357 gbeauche 1.4 if (PM(0,0xf301) && PM(1,0x9100) && PM(2,0x0c11) && PM(3,0x0044)) {
358 cebix 1.1 // Don't read from 0xf3019100 (MACE ENET) (8.1 with NewWorld ROM)
359 gbeauche 1.4 p[2] = htons(M68K_NOP);
360     p[3] = htons(M68K_NOP);
361     p[4] = htons(0x6026);
362 cebix 1.1 D(bug(" patch 1 applied\n"));
363     }
364     p++;
365     }
366    
367     } else if (type == FOURCC('l','t','l','k') && id == 0) {
368     D(bug("ltlk 0 found\n"));
369     #if 1
370     size >>= 1;
371     while (size--) {
372 gbeauche 1.4 if (PM(0,0xc2fc) && PM(1,0x0fa0) && PM(2,0x82c5)) {
373 cebix 1.1 // Prevent division by 0 in speed test (7.5.2, 7.5.3, 7.5.5, 7.6, 7.6.1, 8.0, 8.1)
374 gbeauche 1.4 p[2] = htons(0x7200);
375 cebix 1.1 WriteMacInt32(0x1d8, 0x2c00);
376     WriteMacInt32(0x1dc, 0x2c00);
377     D(bug(" patch 1 applied\n"));
378 gbeauche 1.4 } else if (PM(0,0x1418) && PM(1,0x84c1)) {
379 cebix 1.1 // Prevent division by 0 (7.5.2, 7.5.3, 7.5.5, 7.6, 7.6.1, 8.0, 8.1)
380 gbeauche 1.4 p[1] = htons(0x7400);
381 cebix 1.1 D(bug(" patch 2 applied\n"));
382 gbeauche 1.4 } else if (PM(0,0x2678) && PM(1,0x01dc) && PM(2,0x3018) && PM(3,0x6708) && PM(4,0x1680) && PM(5,0xe058) && PM(6,0x1680)) {
383 cebix 1.1 // Don't write to SCC (7.5.2, 7.5.3, 7.5.5, 7.6, 7.6.1, 8.0, 8.1)
384 gbeauche 1.4 p[4] = htons(M68K_NOP);
385     p[6] = htons(M68K_NOP);
386 cebix 1.1 D(bug(" patch 3 applied\n"));
387 gbeauche 1.4 } else if (PM(0,0x2278) && PM(1,0x01dc) && PM(2,0x12bc) && PM(3,0x0006) && PM(4,0x4e71) && PM(5,0x1292)) {
388 cebix 1.1 // Don't write to SCC (7.5.2, 7.5.3, 7.5.5, 7.6, 7.6.1, 8.0, 8.1)
389 gbeauche 1.4 p[2] = htons(M68K_NOP);
390     p[3] = htons(M68K_NOP);
391     p[5] = htons(M68K_NOP);
392 cebix 1.1 D(bug(" patch 4 applied\n"));
393 gbeauche 1.4 } else if (PM(0,0x2278) && PM(1,0x01dc) && PM(2,0x12bc) && PM(3,0x0003) && PM(4,0x4e71) && PM(5,0x1281)) {
394 cebix 1.1 // Don't write to SCC (7.5.2, 7.5.3, 7.5.5, 7.6, 7.6.1, 8.0, 8.1)
395 gbeauche 1.4 p[2] = htons(M68K_NOP);
396     p[3] = htons(M68K_NOP);
397     p[5] = htons(M68K_NOP);
398 cebix 1.1 D(bug(" patch 5 applied\n"));
399 gbeauche 1.4 } else if (PM(0,0x0811) && PM(1,0x0000) && PM(2,0x51c8) && PM(3,0xfffa)) {
400 cebix 1.1 // Don't test SCC (7.5.2, 7.5.3, 7.5.5, 7.6, 7.6.1, 8.0, 8.1)
401 gbeauche 1.4 p[0] = htons(M68K_NOP);
402     p[1] = htons(M68K_NOP);
403 cebix 1.1 D(bug(" patch 6 applied\n"));
404 gbeauche 1.4 } else if (PM(0,0x4a2a) && PM(1,0x063e) && PM(2,0x66fa)) {
405 cebix 1.1 // Don't wait for SCC (7.5.2, 7.5.3, 7.5.5)
406 gbeauche 1.4 p[2] = htons(M68K_NOP);
407 cebix 1.1 D(bug(" patch 7 applied\n"));
408 gbeauche 1.4 } else if (PM(0,0x4a2a) && PM(1,0x03a6) && PM(2,0x66fa)) {
409 cebix 1.1 // Don't wait for SCC (7.6, 7.6.1, 8.0, 8.1)
410 gbeauche 1.4 p[2] = htons(M68K_NOP);
411 cebix 1.1 D(bug(" patch 8 applied\n"));
412     }
413     p++;
414     }
415     #else
416     // Disable LocalTalk
417 gbeauche 1.4 p[0] = htons(M68K_JMP_A0);
418     p[1] = htons(0x7000); // moveq #0,d0
419     p[2] = htons(M68K_RTS);
420 cebix 1.1 D(bug(" patch 1 applied\n"));
421     #endif
422    
423     } else if (type == FOURCC('n','s','r','d') && id == 1) {
424     D(bug("nsrd 1 found\n"));
425 gbeauche 1.6 if (p[(0x378 + 0x570) >> 1] == htons(0x7c08) && p[(0x37a + 0x570) >> 1] == htons(0x02a6)) {
426 cebix 1.1 // Don't overwrite our serial drivers (8.0, 8.1)
427 gbeauche 1.6 p[(0x378 + 0x570) >> 1] = htons(0x4e80); // blr
428     p[(0x37a + 0x570) >> 1] = htons(0x0020);
429 cebix 1.1 D(bug(" patch 1 applied\n"));
430 gbeauche 1.6 } else if (p[(0x378 + 0x6c0) >> 1] == htons(0x7c08) && p[(0x37a + 0x6c0) >> 1] == htons(0x02a6)) {
431 cebix 1.1 // Don't overwrite our serial drivers (8.5, 8.6)
432 gbeauche 1.6 p[(0x378 + 0x6c0) >> 1] = htons(0x4e80); // blr
433     p[(0x37a + 0x6c0) >> 1] = htons(0x0020);
434 cebix 1.1 D(bug(" patch 2 applied\n"));
435     }
436    
437     } else if (type == FOURCC('c','i','t','t') && id == 45) {
438     D(bug("citt 45 found\n"));
439     size >>= 1;
440     while (size--) {
441 gbeauche 1.4 if (PM(0,0x203c) && PM(1,0x0100) && PM(2,0x0000) && PM(3,0xc0ae) && PM(4,0xfffc)) {
442 cebix 1.1 // Don't replace SCSI Manager (8.1, 8.5, 8.6)
443 gbeauche 1.6 p[5] = htons((ntohs(p[5]) & 0xff) | 0x6000); // beq
444 cebix 1.1 D(bug(" patch 1 applied\n"));
445     break;
446     }
447     p++;
448     }
449    
450     } else if (type == FOURCC('t','h','n','g')) {
451     // Collect info about used audio sifters
452 gbeauche 1.8 uint32 thing = (uintptr)p;
453     uint32 c_type = ReadMacInt32(thing);
454     uint32 sub_type = ReadMacInt32(thing + 4);
455 cebix 1.1 if (c_type == FOURCC('s','d','e','v') && sub_type == FOURCC('s','i','n','g')) {
456 gbeauche 1.8 WriteMacInt32(thing + 4, FOURCC('a','w','g','c'));
457 cebix 1.1 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));
458 gbeauche 1.8 AddSifter(ReadMacInt32(thing + componentResType), ReadMacInt16(thing + componentResID));
459     if (ReadMacInt32(thing + componentPFCount))
460     AddSifter(ReadMacInt32(thing + componentPFResType), ReadMacInt16(thing + componentPFResID));
461 cebix 1.1 }
462    
463     } else if (type == FOURCC('s','i','f','t') || type == FOURCC('n','i','f','t')) {
464     // Patch audio sifters
465     if (FindSifter(type, id)) {
466     D(bug("sifter found\n"));
467 gbeauche 1.4 p[0] = htons(0x4e56); p[1] = htons(0x0000); // link a6,#0
468     p[2] = htons(0x48e7); p[3] = htons(0x8018); // movem.l d0/a3-a4,-(a7)
469     p[4] = htons(0x266e); p[5] = htons(0x000c); // movea.l $c(a6),a3
470     p[6] = htons(0x286e); p[7] = htons(0x0008); // movea.l $8(a6),a4
471     p[8] = htons(M68K_EMUL_OP_AUDIO_DISPATCH);
472     p[9] = htons(0x2d40); p[10] = htons(0x0010); // move.l d0,$10(a6)
473     p[11] = htons(0x4cdf); p[12] = htons(0x1801); // movem.l (a7)+,d0/a3-a4
474     p[13] = htons(0x4e5e); // unlk a6
475     p[14] = htons(0x4e74); p[15] = htons(0x0008); // rtd #8
476 cebix 1.1 D(bug(" patch applied\n"));
477     }
478    
479     } else if (type == FOURCC('D','R','V','R') && (id == -16501 || id == -16500)) {
480     D(bug("DRVR -16501/-16500 found\n"));
481     // Install sound input driver
482     memcpy(p, sound_input_driver, sizeof(sound_input_driver));
483     D(bug(" patch 1 applied\n"));
484    
485     } else if (type == FOURCC('I','N','I','T') && id == 1 && size == (2416 >> 1)) {
486     D(bug("INIT 1 (size 2416) found\n"));
487     size >>= 1;
488     while (size--) {
489 gbeauche 1.4 if (PM(0,0x247c) && PM(1,0xf301) && PM(2,0x9000)) {
490 cebix 1.1 // Prevent "MacOS Licensing Extension" from accessing hardware (7.6)
491 gbeauche 1.4 p[22] = htons(0x6028);
492 cebix 1.1 D(bug(" patch 1 applied\n"));
493     break;
494     }
495     p++;
496     }
497 gbeauche 1.3
498     } else if (type == FOURCC('s','c','o','d') && id == -16465) {
499     D(bug("scod -16465 found\n"));
500    
501     // Don't crash in Process Manager on reset/shutdown (8.6)
502     static const uint8 dat[] = {0x4e, 0x56, 0x00, 0x00, 0x48, 0xe7, 0x03, 0x18, 0x2c, 0x2e, 0x00, 0x10};
503     base = find_rsrc_data((uint8 *)p, size, dat, sizeof(dat));
504     if (base) {
505 gbeauche 1.4 p16 = (uint16 *)((uintptr)p + base);
506     p16[0] = htons(0x7000); // moveq #0,d0
507     p16[1] = htons(M68K_RTS);
508 gbeauche 1.3 D(bug(" patch 1 applied\n"));
509     }
510 gbeauche 1.10
511     } else if (type == FOURCC('N','O','b','j') && id == 100) {
512     D(bug("NObj 100 found\n"));
513    
514     // Don't access VIA registers in MacBench 5.0
515     static const uint8 dat1[] = {0x7c, 0x08, 0x02, 0xa6, 0xbf, 0x01, 0xff, 0xe0, 0x90, 0x01, 0x00, 0x08};
516     base = find_rsrc_data((uint8 *)p, size, dat1, sizeof(dat1));
517     if (base) {
518     p[(base + 0x00) >> 1] = htons(0x3860); // li r3,0
519     p[(base + 0x02) >> 1] = htons(0x0000);
520     p[(base + 0x04) >> 1] = htons(0x4e80); // blr
521     p[(base + 0x06) >> 1] = htons(0x0020);
522     D(bug(" patch 1 applied\n"));
523     }
524     static const uint8 dat2[] = {0x7c, 0x6c, 0x1b, 0x78, 0x7c, 0x8b, 0x23, 0x78, 0x38, 0xc0, 0x3f, 0xfd};
525     base = find_rsrc_data((uint8 *)p, size, dat2, sizeof(dat2));
526     if (base) {
527     p[(base + 0x00) >> 1] = htons(0x3860); // li r3,0
528     p[(base + 0x02) >> 1] = htons(0x0000);
529     p[(base + 0x04) >> 1] = htons(0x4e80); // blr
530     p[(base + 0x06) >> 1] = htons(0x0020);
531     D(bug(" patch 2 applied\n"));
532     }
533 cebix 1.1 }
534     }
535    
536    
537     /*
538     * Native Resource Manager patches
539     */
540    
541     #ifdef __BEOS__
542     static
543 gbeauche 1.2 #else
544     extern "C"
545 cebix 1.1 #endif
546 gbeauche 1.5 void check_load_invoc(uint32 type, int16 id, uint32 h)
547 cebix 1.1 {
548 gbeauche 1.5 if (h == 0)
549 cebix 1.1 return;
550 gbeauche 1.5 uint32 p = ReadMacInt32(h);
551     if (p == 0)
552 cebix 1.1 return;
553 gbeauche 1.5 uint32 size = ReadMacInt32(p - 2 * 4) & 0xffffff;
554 cebix 1.1
555 gbeauche 1.5 CheckLoad(type, id, (uint16 *)p, size);
556 cebix 1.1 }
557    
558     #ifdef __BEOS__
559     static asm void **get_resource(register uint32 type, register int16 id)
560     {
561     // Create stack frame
562     mflr r0
563     stw r0,8(r1)
564     stwu r1,-(56+12)(r1)
565    
566     // Save type/ID
567     stw r3,56(r1)
568     stw r4,56+4(r1)
569    
570     // Call old routine
571     lwz r0,XLM_GET_RESOURCE
572     lwz r2,XLM_RES_LIB_TOC
573     mtctr r0
574     bctrl
575     lwz r2,XLM_TOC // Get TOC
576     stw r3,56+8(r1) // Save handle
577    
578     // Call CheckLoad
579     lwz r3,56(r1)
580     lwz r4,56+4(r1)
581     lwz r5,56+8(r1)
582     bl check_load_invoc
583     lwz r3,56+8(r1) // Restore handle
584    
585     // Return to caller
586     lwz r0,56+12+8(r1)
587     mtlr r0
588     addi r1,r1,56+12
589     blr
590     }
591    
592     static asm void **get_1_resource(register uint32 type, register int16 id)
593     {
594     // Create stack frame
595     mflr r0
596     stw r0,8(r1)
597     stwu r1,-(56+12)(r1)
598    
599     // Save type/ID
600     stw r3,56(r1)
601     stw r4,56+4(r1)
602    
603     // Call old routine
604     lwz r0,XLM_GET_1_RESOURCE
605     lwz r2,XLM_RES_LIB_TOC
606     mtctr r0
607     bctrl
608     lwz r2,XLM_TOC // Get TOC
609     stw r3,56+8(r1) // Save handle
610    
611     // Call CheckLoad
612     lwz r3,56(r1)
613     lwz r4,56+4(r1)
614     lwz r5,56+8(r1)
615     bl check_load_invoc
616     lwz r3,56+8(r1) // Restore handle
617    
618     // Return to caller
619     lwz r0,56+12+8(r1)
620     mtlr r0
621     addi r1,r1,56+12
622     blr
623     }
624    
625     static asm void **get_ind_resource(register uint32 type, register int16 index)
626     {
627     // Create stack frame
628     mflr r0
629     stw r0,8(r1)
630     stwu r1,-(56+12)(r1)
631    
632     // Save type/index
633     stw r3,56(r1)
634     stw r4,56+4(r1)
635    
636     // Call old routine
637     lwz r0,XLM_GET_IND_RESOURCE
638     lwz r2,XLM_RES_LIB_TOC
639     mtctr r0
640     bctrl
641     lwz r2,XLM_TOC // Get TOC
642     stw r3,56+8(r1) // Save handle
643    
644     // Call CheckLoad
645     lwz r3,56(r1)
646     lwz r4,56+4(r1)
647     lwz r5,56+8(r1)
648     bl check_load_invoc
649     lwz r3,56+8(r1) // Restore handle
650    
651     // Return to caller
652     lwz r0,56+12+8(r1)
653     mtlr r0
654     addi r1,r1,56+12
655     blr
656     }
657    
658     static asm void **get_1_ind_resource(register uint32 type, register int16 index)
659     {
660     // Create stack frame
661     mflr r0
662     stw r0,8(r1)
663     stwu r1,-(56+12)(r1)
664    
665     // Save type/index
666     stw r3,56(r1)
667     stw r4,56+4(r1)
668    
669     // Call old routine
670     lwz r0,XLM_GET_1_IND_RESOURCE
671     lwz r2,XLM_RES_LIB_TOC
672     mtctr r0
673     bctrl
674     lwz r2,XLM_TOC // Get TOC
675     stw r3,56+8(r1) // Save handle
676    
677     // Call CheckLoad
678     lwz r3,56(r1)
679     lwz r4,56+4(r1)
680     lwz r5,56+8(r1)
681     bl check_load_invoc
682     lwz r3,56+8(r1) // Restore handle
683    
684     // Return to caller
685     lwz r0,56+12+8(r1)
686     mtlr r0
687     addi r1,r1,56+12
688     blr
689     }
690    
691     static asm void **r_get_resource(register uint32 type, register int16 id)
692     {
693     // Create stack frame
694     mflr r0
695     stw r0,8(r1)
696     stwu r1,-(56+12)(r1)
697    
698     // Save type/ID
699     stw r3,56(r1)
700     stw r4,56+4(r1)
701    
702     // Call old routine
703     lwz r0,XLM_R_GET_RESOURCE
704     lwz r2,XLM_RES_LIB_TOC
705     mtctr r0
706     bctrl
707     lwz r2,XLM_TOC // Get TOC
708     stw r3,56+8(r1) // Save handle
709    
710     // Call CheckLoad
711     lwz r3,56(r1)
712     lwz r4,56+4(r1)
713     lwz r5,56+8(r1)
714     bl check_load_invoc
715     lwz r3,56+8(r1) // Restore handle
716    
717     // Return to caller
718     lwz r0,56+12+8(r1)
719     mtlr r0
720     addi r1,r1,56+12
721     blr
722     }
723     #else
724     // Routines in asm_linux.S
725     extern "C" void get_resource(void);
726     extern "C" void get_1_resource(void);
727     extern "C" void get_ind_resource(void);
728     extern "C" void get_1_ind_resource(void);
729     extern "C" void r_get_resource(void);
730     #endif
731    
732     void PatchNativeResourceManager(void)
733     {
734     D(bug("PatchNativeResourceManager\n"));
735    
736     // Patch native GetResource()
737 gbeauche 1.5 uint32 upp = ReadMacInt32(0x1480);
738     if ((upp & 0xffc00000) == ROM_BASE)
739 cebix 1.1 return;
740 gbeauche 1.5 uint32 *tvec = (uint32 *)ReadMacInt32(upp + 5 * 4);
741     D(bug(" GetResource() entry %08x, TOC %08x\n", ntohl(tvec[0]), ntohl(tvec[1])));
742 cebix 1.1 *(uint32 *)XLM_RES_LIB_TOC = tvec[1];
743     *(uint32 *)XLM_GET_RESOURCE = tvec[0];
744 gbeauche 1.3 #if EMULATED_PPC
745 gbeauche 1.7 tvec[0] = htonl(NativeFunction(NATIVE_GET_RESOURCE));
746 gbeauche 1.3 #else
747 cebix 1.1 #ifdef __BEOS__
748     uint32 *tvec2 = (uint32 *)get_resource;
749     tvec[0] = tvec2[0];
750     tvec[1] = tvec2[1];
751     #else
752     tvec[0] = (uint32)get_resource;
753     #endif
754 gbeauche 1.3 #endif
755 cebix 1.1
756     // Patch native Get1Resource()
757 gbeauche 1.5 upp = ReadMacInt32(0x0e7c);
758     tvec = (uint32 *)ReadMacInt32(upp + 5 * 4);
759     D(bug(" Get1Resource() entry %08x, TOC %08x\n", ntohl(tvec[0]), ntohl(tvec[1])));
760 cebix 1.1 *(uint32 *)XLM_GET_1_RESOURCE = tvec[0];
761 gbeauche 1.3 #if EMULATED_PPC
762 gbeauche 1.7 tvec[0] = htonl(NativeFunction(NATIVE_GET_1_RESOURCE));
763 gbeauche 1.3 #else
764 cebix 1.1 #ifdef __BEOS__
765     tvec2 = (uint32 *)get_1_resource;
766     tvec[0] = tvec2[0];
767     tvec[1] = tvec2[1];
768     #else
769     tvec[0] = (uint32)get_1_resource;
770     #endif
771 gbeauche 1.3 #endif
772 cebix 1.1
773     // Patch native GetIndResource()
774 gbeauche 1.5 upp = ReadMacInt32(0x1474);
775     tvec = (uint32 *)ReadMacInt32(upp + 5 * 4);
776     D(bug(" GetIndResource() entry %08x, TOC %08x\n", ntohl(tvec[0]), ntohl(tvec[1])));
777 cebix 1.1 *(uint32 *)XLM_GET_IND_RESOURCE = tvec[0];
778 gbeauche 1.3 #if EMULATED_PPC
779 gbeauche 1.7 tvec[0] = htonl(NativeFunction(NATIVE_GET_IND_RESOURCE));
780 gbeauche 1.3 #else
781 cebix 1.1 #ifdef __BEOS__
782     tvec2 = (uint32 *)get_ind_resource;
783     tvec[0] = tvec2[0];
784     tvec[1] = tvec2[1];
785     #else
786     tvec[0] = (uint32)get_ind_resource;
787     #endif
788 gbeauche 1.3 #endif
789 cebix 1.1
790     // Patch native Get1IndResource()
791 gbeauche 1.5 upp = ReadMacInt32(0x0e38);
792     tvec = (uint32 *)ReadMacInt32(upp + 5 * 4);
793     D(bug(" Get1IndResource() entry %08x, TOC %08x\n", ntohl(tvec[0]), ntohl(tvec[1])));
794 cebix 1.1 *(uint32 *)XLM_GET_1_IND_RESOURCE = tvec[0];
795 gbeauche 1.3 #if EMULATED_PPC
796 gbeauche 1.7 tvec[0] = htonl(NativeFunction(NATIVE_GET_1_IND_RESOURCE));
797 gbeauche 1.3 #else
798 cebix 1.1 #ifdef __BEOS__
799     tvec2 = (uint32 *)get_1_ind_resource;
800     tvec[0] = tvec2[0];
801     tvec[1] = tvec2[1];
802     #else
803     tvec[0] = (uint32)get_1_ind_resource;
804     #endif
805 gbeauche 1.3 #endif
806 cebix 1.1
807     // Patch native RGetResource()
808 gbeauche 1.5 upp = ReadMacInt32(0x0e30);
809     tvec = (uint32 *)ReadMacInt32(upp + 5 * 4);
810     D(bug(" RGetResource() entry %08x, TOC %08x\n", ntohl(tvec[0]), ntohl(tvec[1])));
811 cebix 1.1 *(uint32 *)XLM_R_GET_RESOURCE = tvec[0];
812 gbeauche 1.3 #if EMULATED_PPC
813 gbeauche 1.7 tvec[0] = htonl(NativeFunction(NATIVE_R_GET_RESOURCE));
814 gbeauche 1.3 #else
815 cebix 1.1 #ifdef __BEOS__
816     tvec2 = (uint32 *)r_get_resource;
817     tvec[0] = tvec2[0];
818     tvec[1] = tvec2[1];
819     #else
820     tvec[0] = (uint32)r_get_resource;
821 gbeauche 1.3 #endif
822 cebix 1.1 #endif
823     }