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root/cebix/SheepShaver/src/rsrc_patches.cpp
Revision: 1.7
Committed: 2003-12-04T17:26:35Z (20 years, 5 months ago) by gbeauche
Branch: MAIN
Changes since 1.6: +6 -5 lines
Log Message: 
Add new thunking system for 64-bit fixes.

File Contents

# User Rev Content
1 cebix 1.1 /*
2     * rsrc_patches.cpp - Resource patches
3     *
4     * SheepShaver (C) 1997-2002 Christian Bauer and Marc Hellwig
5     *
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 1.7 #include "thunks.h"
35 cebix 1.1
36     #define DEBUG 0
37     #include "debug.h"
38    
39    
40     // Sound input driver
41     static const uint8 sound_input_driver[] = { // .AppleSoundInput driver header
42     // Driver header
43     0x4d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
44     0x00, 0x24, // Open() offset
45     0x00, 0x28, // Prime() offset
46     0x00, 0x2c, // Control() offset
47     0x00, 0x38, // Status() offset
48     0x00, 0x5e, // Close() offset
49     0x10, 0x2e, 0x41, 0x70, 0x70, 0x6c, 0x65, 0x53, 0x6f, 0x75, 0x6e, 0x64, 0x49, 0x6e, 0x70, 0x75, 0x74, 0x00, // ".AppleSoundInput"
50    
51     // Open()
52     M68K_EMUL_OP_SOUNDIN_OPEN >> 8, M68K_EMUL_OP_SOUNDIN_OPEN & 0xff,
53     0x4e, 0x75, // rts
54    
55     // Prime()
56     M68K_EMUL_OP_SOUNDIN_PRIME >> 8, M68K_EMUL_OP_SOUNDIN_PRIME & 0xff,
57     0x60, 0x0e, // bra IOReturn
58    
59     // Control()
60     M68K_EMUL_OP_SOUNDIN_CONTROL >> 8, M68K_EMUL_OP_SOUNDIN_CONTROL & 0xff,
61     0x0c, 0x68, 0x00, 0x01, 0x00, 0x1a, // cmp.w #1,$1a(a0)
62     0x66, 0x04, // bne IOReturn
63     0x4e, 0x75, // rts
64    
65     // Status()
66     M68K_EMUL_OP_SOUNDIN_STATUS >> 8, M68K_EMUL_OP_SOUNDIN_STATUS & 0xff,
67    
68     // IOReturn
69     0x32, 0x28, 0x00, 0x06, // move.w 6(a0),d1
70     0x08, 0x01, 0x00, 0x09, // btst #9,d1
71     0x67, 0x0c, // beq 1
72     0x4a, 0x40, // tst.w d0
73     0x6f, 0x02, // ble 2
74     0x42, 0x40, // clr.w d0
75     0x31, 0x40, 0x00, 0x10, //2 move.w d0,$10(a0)
76     0x4e, 0x75, // rts
77     0x4a, 0x40, //1 tst.w d0
78     0x6f, 0x04, // ble 3
79     0x42, 0x40, // clr.w d0
80     0x4e, 0x75, // rts
81     0x2f, 0x38, 0x08, 0xfc, //3 move.l $8fc,-(sp)
82     0x4e, 0x75, // rts
83    
84     // Close()
85     M68K_EMUL_OP_SOUNDIN_CLOSE >> 8, M68K_EMUL_OP_SOUNDIN_CLOSE & 0xff,
86     0x4e, 0x75, // rts
87     };
88    
89    
90     /*
91     * Search resource for byte string, return offset (or 0)
92     */
93    
94     static uint32 find_rsrc_data(const uint8 *rsrc, uint32 max, const uint8 *search, uint32 search_len, uint32 ofs = 0)
95     {
96     while (ofs < max - search_len) {
97     if (!memcmp(rsrc + ofs, search, search_len))
98     return ofs;
99     ofs++;
100     }
101     return 0;
102     }
103    
104    
105     /*
106     * Resource patches via vCheckLoad
107     */
108    
109 gbeauche 1.4 // 680x0 code pattern matching helper
110     #define PM(N, V) (p[N] == htons(V))
111    
112 cebix 1.1 void CheckLoad(uint32 type, int16 id, uint16 *p, uint32 size)
113     {
114     uint16 *p16;
115     uint32 base;
116     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));
117    
118     // Don't modify resources in ROM
119 gbeauche 1.4 if ((uintptr)p >= ROM_BASE && (uintptr)p <= (ROM_BASE + ROM_SIZE))
120 cebix 1.1 return;
121    
122     if (type == FOURCC('b','o','o','t') && id == 3) {
123     D(bug("boot 3 found\n"));
124     size >>= 1;
125     while (size--) {
126 gbeauche 1.4 if (PM(0,0x2e49)) {
127 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)
128 gbeauche 1.4 p[0] = htons(M68K_EMUL_OP_FIX_BOOTSTACK);
129 cebix 1.1 D(bug(" patch 1 applied\n"));
130 gbeauche 1.4 } else if (PM(0,0x4267) && PM(1,0x3f01) && PM(2,0x3f2a) && PM(3,0x0006) && PM(4,0x6100)) {
131 cebix 1.1 // Check when ntrb 17 is installed (for native Resource Manager patch) (7.5.3, 7.5.5)
132 gbeauche 1.4 p[7] = htons(M68K_EMUL_OP_NTRB_17_PATCH3);
133 cebix 1.1 D(bug(" patch 2 applied\n"));
134 gbeauche 1.4 } else if (PM(0,0x3f2a) && PM(1,0x0006) && PM(2,0x3f2a) && PM(3,0x0002) && PM(4,0x6100)) {
135 cebix 1.1 // Check when ntrb 17 is installed (for native Resource Manager patch) (7.6, 7.6.1, 8.0, 8.1)
136 gbeauche 1.4 p[7] = htons(M68K_EMUL_OP_NTRB_17_PATCH);
137 cebix 1.1 D(bug(" patch 3 applied\n"));
138 gbeauche 1.4 } else if (PM(0,0x3f2a) && PM(1,0x0006) && PM(2,0x3f2a) && PM(3,0x0002) && PM(4,0x61ff)) {
139 cebix 1.1 // Check when ntrb 17 is installed (for native Resource Manager patch) (8.5, 8.6)
140 gbeauche 1.4 p[8] = htons(M68K_EMUL_OP_NTRB_17_PATCH);
141 cebix 1.1 D(bug(" patch 4 applied\n"));
142 gbeauche 1.4 } else if (PM(0,0x0c39) && PM(1,0x0001) && PM(2,0xf800) && PM(3,0x0008) && PM(4,0x6f00)) {
143 cebix 1.1 // Don't read from 0xf8000008 (8.5 with Zanzibar ROM, 8.6)
144 gbeauche 1.4 p[0] = htons(M68K_NOP);
145     p[1] = htons(M68K_NOP);
146     p[2] = htons(M68K_NOP);
147     p[3] = htons(M68K_NOP);
148     p[4] = htons(0x6000); // bra
149 cebix 1.1 D(bug(" patch 5 applied\n"));
150 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)) {
151 cebix 1.1 // Don't replace nanokernel ("krnl" resource) (8.6)
152 gbeauche 1.4 p[0] = htons(M68K_NOP);
153     p[1] = htons(M68K_NOP);
154     p[2] = htons(M68K_NOP);
155     p[3] = htons(M68K_NOP);
156     p[4] = htons(M68K_NOP);
157     p[7] = htons(0x6000); // bra
158 cebix 1.1 D(bug(" patch 6 applied\n"));
159 gbeauche 1.4 } else if (PM(0,0xa8fe) && PM(1,0x3038) && PM(2,0x017a) && PM(3,0x0c40) && PM(4,0x8805) && PM(5,0x6710)) {
160 cebix 1.1 // No SCSI (calls via 0x205c jump vector which is not initialized in NewWorld ROM 1.6) (8.6)
161     if (ROMType == ROMTYPE_NEWWORLD) {
162 gbeauche 1.4 p[5] = htons(0x6010); // bra
163 cebix 1.1 D(bug(" patch 7 applied\n"));
164     }
165     }
166     p++;
167     }
168    
169     } else if (type == FOURCC('g','n','l','d') && id == 0) {
170     D(bug("gnld 0 found\n"));
171    
172     // Patch native Resource Manager after ntrbs are installed (7.5.2)
173     static const uint8 dat[] = {0x4e, 0xba, 0x00, 0x9e, 0x3e, 0x00, 0x50, 0x4f, 0x67, 0x04};
174     base = find_rsrc_data((uint8 *)p, size, dat, sizeof(dat));
175     if (base) {
176 gbeauche 1.4 p16 = (uint16 *)((uintptr)p + base + 6);
177 cebix 1.1 *p16 = htons(M68K_EMUL_OP_NTRB_17_PATCH2);
178     D(bug(" patch 1 applied\n"));
179     }
180    
181     } else if (type == FOURCC('p','t','c','h') && id == 420) {
182     D(bug("ptch 420 found\n"));
183     size >>= 1;
184     while (size--) {
185 gbeauche 1.4 if (PM(0,0xa030) && PM(1,0x5240) && PM(2,0x303c) && PM(3,0x0100) && PM(4,0xc06e) && PM(5,0xfef6)) {
186 cebix 1.1 // Disable VM (7.5.2, 7.5.3, 7.5.5, 7.6, 7.6.1)
187 gbeauche 1.4 p[1] = htons(M68K_NOP);
188     p[2] = htons(M68K_NOP);
189     p[3] = htons(M68K_NOP);
190     p[4] = htons(M68K_NOP);
191     p[5] = htons(M68K_NOP);
192     p[6] = htons(M68K_NOP);
193     p[7] = htons(M68K_NOP);
194     p[8] = htons(M68K_NOP);
195     p[9] = htons(M68K_NOP);
196     p[10] = htons(M68K_NOP);
197     p[11] = htons(M68K_NOP);
198 cebix 1.1 D(bug(" patch 1 applied\n"));
199     break;
200 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)) {
201 cebix 1.1 // Disable VM (8.0, 8.1)
202 gbeauche 1.4 p[8] = htons(M68K_NOP);
203     p[15] = htons(M68K_NOP);
204 cebix 1.1 D(bug(" patch 2 applied\n"));
205     break;
206 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)) {
207 cebix 1.1 // Disable VM (8.5, 8.6)
208 gbeauche 1.4 p[8] = htons(M68K_NOP);
209     p[15] = htons(M68K_NOP);
210 cebix 1.1 D(bug(" patch 3 applied\n"));
211     break;
212     }
213     p++;
214     }
215    
216     } else if (type == FOURCC('g','p','c','h') && id == 16) {
217     D(bug("gpch 16 found\n"));
218     size >>= 1;
219     while (size--) {
220 gbeauche 1.4 if (PM(0,0x6700) && PM(13,0x7013) && PM(14,0xfe0a)) {
221 cebix 1.1 // Don't call FE0A in Shutdown Manager (7.6.1, 8.0, 8.1, 8.5)
222 gbeauche 1.4 p[0] = htons(0x6000);
223 cebix 1.1 D(bug(" patch 1 applied\n"));
224     break;
225     }
226     p++;
227     }
228    
229     } else if (type == FOURCC('g','p','c','h') && id == 650) {
230     D(bug("gpch 650 found\n"));
231     size >>= 1;
232     while (size--) {
233 gbeauche 1.4 if (PM(0,0x6600) && PM(1,0x001a) && PM(2,0x2278) && PM(3,0x0134)) {
234 cebix 1.1 // We don't have SonyVars (7.5.2)
235 gbeauche 1.4 p[0] = htons(0x6000);
236 cebix 1.1 D(bug(" patch 1 applied\n"));
237 gbeauche 1.4 } else if (PM(0,0x6618) && PM(1,0x2278) && PM(2,0x0134)) {
238 cebix 1.1 // We don't have SonyVars (7.5.3)
239 gbeauche 1.4 p[-6] = htons(M68K_NOP);
240     p[-3] = htons(M68K_NOP);
241     p[0] = htons(0x6018);
242 cebix 1.1 D(bug(" patch 2 applied\n"));
243 gbeauche 1.4 } else if (PM(0,0x666e) && PM(1,0x2278) && PM(2,0x0134)) {
244 cebix 1.1 // We don't have SonyVars (7.5.5)
245 gbeauche 1.4 p[-6] = htons(M68K_NOP);
246     p[-3] = htons(M68K_NOP);
247     p[0] = htons(0x606e);
248 cebix 1.1 D(bug(" patch 3 applied\n"));
249 gbeauche 1.4 } else if (PM(0,0x6400) && PM(1,0x011c) && PM(2,0x2278) && PM(3,0x0134)) {
250 cebix 1.1 // We don't have SonyVars (7.6.1, 8.0, 8.1, 8.5, 8.6)
251 gbeauche 1.4 p[0] = htons(0x6000);
252 cebix 1.1 D(bug(" patch 4 applied\n"));
253 gbeauche 1.4 } else if (PM(0,0x6400) && PM(1,0x00e6) && PM(2,0x2278) && PM(3,0x0134)) {
254 cebix 1.1 // We don't have SonyVars (7.6)
255 gbeauche 1.4 p[0] = htons(0x6000);
256 cebix 1.1 D(bug(" patch 5 applied\n"));
257     }
258     p++;
259     }
260    
261     } else if (type == FOURCC('g','p','c','h') && id == 655) {
262     D(bug("gpch 655 found\n"));
263     size >>= 1;
264     while (size--) {
265 gbeauche 1.4 if (PM(0,0x83a8) && PM(1,0x0024) && PM(2,0x4e71)) {
266 cebix 1.1 // Don't write to GC interrupt mask (7.6, 7.6.1, 8.0, 8.1 with Zanzibar ROM)
267 gbeauche 1.4 p[0] = htons(M68K_NOP);
268     p[1] = htons(M68K_NOP);
269 cebix 1.1 D(bug(" patch 1 applied\n"));
270 gbeauche 1.4 } else if (PM(0,0x207c) && PM(1,0xf300) && PM(2,0x0034)) {
271 cebix 1.1 // Don't read PowerMac ID (7.6, 7.6.1, 8.0, 8.1 with Zanzibar ROM)
272 gbeauche 1.4 p[0] = htons(0x303c); // move.w #id,d0
273     p[1] = htons(0x3020);
274     p[2] = htons(M68K_RTS);
275 cebix 1.1 D(bug(" patch 2 applied\n"));
276 gbeauche 1.4 } else if (PM(0,0x13fc) && PM(1,0x0081) && PM(2,0xf130) && PM(3,0xa030)) {
277 cebix 1.1 // Don't write to hardware (7.6, 7.6.1, 8.0, 8.1 with Zanzibar ROM)
278 gbeauche 1.4 p[0] = htons(M68K_NOP);
279     p[1] = htons(M68K_NOP);
280     p[2] = htons(M68K_NOP);
281     p[3] = htons(M68K_NOP);
282 cebix 1.1 D(bug(" patch 3 applied\n"));
283 gbeauche 1.4 } else if (PM(0,0x4e56) && PM(1,0x0000) && PM(2,0x227c) && PM(3,0xf800) && PM(4,0x0000)) {
284 cebix 1.1 // OpenFirmare? (7.6.1, 8.0, 8.1 with Zanzibar ROM)
285 gbeauche 1.4 p[0] = htons(M68K_RTS);
286 cebix 1.1 D(bug(" patch 4 applied\n"));
287 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)) {
288 cebix 1.1 // Don't write to SCC (7.6.1, 8.0, 8.1 with Zanzibar ROM)
289 gbeauche 1.4 p[0] = htons(M68K_RTS);
290 cebix 1.1 D(bug(" patch 5 applied\n"));
291 gbeauche 1.4 } else if (PM(0,0x4e56) && PM(1,0x0000) && PM(2,0x227c) && PM(3,0xf300) && PM(4,0x0034)) {
292 cebix 1.1 // Don't write to GC (7.6.1, 8.0, 8.1 with Zanzibar ROM)
293 gbeauche 1.4 p[0] = htons(M68K_RTS);
294 cebix 1.1 D(bug(" patch 6 applied\n"));
295 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)) {
296 cebix 1.1 // Don't replace NVRAM routines (7.6, 7.6.1, 8.0, 8.1 with Zanzibar ROM)
297 gbeauche 1.4 p[0] = htons(M68K_RTS);
298 cebix 1.1 D(bug(" patch 7 applied\n"));
299 gbeauche 1.4 } else if (PM(0,0x207c) && PM(1,0x50f1) && PM(2,0xa101) && (PM(3,0x08d0) || PM(3,0x0890))) {
300 cebix 1.1 // Don't write to 0x50f1a101 (8.1 with Zanzibar ROM)
301 gbeauche 1.4 p[3] = htons(M68K_NOP);
302     p[4] = htons(M68K_NOP);
303 cebix 1.1 D(bug(" patch 8 applied\n"));
304     }
305     p++;
306     }
307    
308     } else if (type == FOURCC('g','p','c','h') && id == 750) {
309     D(bug("gpch 750 found\n"));
310     size >>= 1;
311     while (size--) {
312 gbeauche 1.4 if (PM(0,0xf301) && PM(1,0x9100) && PM(2,0x0c11) && PM(3,0x0044)) {
313 cebix 1.1 // Don't read from 0xf3019100 (MACE ENET) (7.6, 7.6.1, 8.0, 8.1)
314 gbeauche 1.4 p[2] = htons(M68K_NOP);
315     p[3] = htons(M68K_NOP);
316     p[4] = htons(0x6026);
317 cebix 1.1 D(bug(" patch 1 applied\n"));
318 gbeauche 1.4 } else if (PM(0,0x41e8) && PM(1,0x0374) && PM(2,0xfc1e)) {
319 cebix 1.1 // Don't call FC1E opcode (7.6, 7.6.1, 8.0, 8.1, 8.5, 8.6)
320 gbeauche 1.4 p[2] = htons(M68K_NOP);
321 cebix 1.1 D(bug(" patch 2 applied\n"));
322 gbeauche 1.4 } else if (PM(0,0x700a) && PM(1,0xfe0a)) {
323 cebix 1.1 // Don't call FE0A opcode (7.6, 7.6.1, 8.0, 8.1, 8.5, 8.6)
324 gbeauche 1.4 p[1] = htons(0x7000);
325 cebix 1.1 D(bug(" patch 3 applied\n"));
326 gbeauche 1.4 } else if (PM(0,0x6c00) && PM(1,0x016a) && PM(2,0x2278) && PM(3,0x0134)) {
327 gbeauche 1.3 // We don't have SonyVars (8.6)
328 gbeauche 1.4 p[-4] = htons(0x21fc); // move.l $40810000,($0000)
329     p[-3] = htons(0x4081);
330     p[-2] = htons(0x0000);
331     p[-1] = htons(0x0000);
332     p[0] = htons(0x6000);
333 gbeauche 1.3 D(bug(" patch 4 applied\n"));
334 cebix 1.1 }
335     p++;
336     }
337    
338     } else if (type == FOURCC('g','p','c','h') && id == 999) {
339     D(bug("gpch 999 found\n"));
340     size >>= 1;
341     while (size--) {
342 gbeauche 1.4 if (PM(0,0xf301) && PM(1,0x9100) && PM(2,0x0c11) && PM(3,0x0044)) {
343 cebix 1.1 // Don't read from 0xf3019100 (MACE ENET) (8.5, 8.6)
344 gbeauche 1.4 p[2] = htons(M68K_NOP);
345     p[3] = htons(M68K_NOP);
346     p[4] = htons(0x6026);
347 cebix 1.1 D(bug(" patch 1 applied\n"));
348     }
349     p++;
350     }
351    
352     } else if (type == FOURCC('g','p','c','h') && id == 3000) {
353     D(bug("gpch 3000 found\n"));
354     size >>= 1;
355     while (size--) {
356 gbeauche 1.4 if (PM(0,0xf301) && PM(1,0x9100) && PM(2,0x0c11) && PM(3,0x0044)) {
357 cebix 1.1 // Don't read from 0xf3019100 (MACE ENET) (8.1 with NewWorld ROM)
358 gbeauche 1.4 p[2] = htons(M68K_NOP);
359     p[3] = htons(M68K_NOP);
360     p[4] = htons(0x6026);
361 cebix 1.1 D(bug(" patch 1 applied\n"));
362     }
363     p++;
364     }
365    
366     } else if (type == FOURCC('l','t','l','k') && id == 0) {
367     D(bug("ltlk 0 found\n"));
368     #if 1
369     size >>= 1;
370     while (size--) {
371 gbeauche 1.4 if (PM(0,0xc2fc) && PM(1,0x0fa0) && PM(2,0x82c5)) {
372 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)
373 gbeauche 1.4 p[2] = htons(0x7200);
374 cebix 1.1 WriteMacInt32(0x1d8, 0x2c00);
375     WriteMacInt32(0x1dc, 0x2c00);
376     D(bug(" patch 1 applied\n"));
377 gbeauche 1.4 } else if (PM(0,0x1418) && PM(1,0x84c1)) {
378 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)
379 gbeauche 1.4 p[1] = htons(0x7400);
380 cebix 1.1 D(bug(" patch 2 applied\n"));
381 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)) {
382 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)
383 gbeauche 1.4 p[4] = htons(M68K_NOP);
384     p[6] = htons(M68K_NOP);
385 cebix 1.1 D(bug(" patch 3 applied\n"));
386 gbeauche 1.4 } else if (PM(0,0x2278) && PM(1,0x01dc) && PM(2,0x12bc) && PM(3,0x0006) && PM(4,0x4e71) && PM(5,0x1292)) {
387 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)
388 gbeauche 1.4 p[2] = htons(M68K_NOP);
389     p[3] = htons(M68K_NOP);
390     p[5] = htons(M68K_NOP);
391 cebix 1.1 D(bug(" patch 4 applied\n"));
392 gbeauche 1.4 } else if (PM(0,0x2278) && PM(1,0x01dc) && PM(2,0x12bc) && PM(3,0x0003) && PM(4,0x4e71) && PM(5,0x1281)) {
393 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)
394 gbeauche 1.4 p[2] = htons(M68K_NOP);
395     p[3] = htons(M68K_NOP);
396     p[5] = htons(M68K_NOP);
397 cebix 1.1 D(bug(" patch 5 applied\n"));
398 gbeauche 1.4 } else if (PM(0,0x0811) && PM(1,0x0000) && PM(2,0x51c8) && PM(3,0xfffa)) {
399 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)
400 gbeauche 1.4 p[0] = htons(M68K_NOP);
401     p[1] = htons(M68K_NOP);
402 cebix 1.1 D(bug(" patch 6 applied\n"));
403 gbeauche 1.4 } else if (PM(0,0x4a2a) && PM(1,0x063e) && PM(2,0x66fa)) {
404 cebix 1.1 // Don't wait for SCC (7.5.2, 7.5.3, 7.5.5)
405 gbeauche 1.4 p[2] = htons(M68K_NOP);
406 cebix 1.1 D(bug(" patch 7 applied\n"));
407 gbeauche 1.4 } else if (PM(0,0x4a2a) && PM(1,0x03a6) && PM(2,0x66fa)) {
408 cebix 1.1 // Don't wait for SCC (7.6, 7.6.1, 8.0, 8.1)
409 gbeauche 1.4 p[2] = htons(M68K_NOP);
410 cebix 1.1 D(bug(" patch 8 applied\n"));
411     }
412     p++;
413     }
414     #else
415     // Disable LocalTalk
416 gbeauche 1.4 p[0] = htons(M68K_JMP_A0);
417     p[1] = htons(0x7000); // moveq #0,d0
418     p[2] = htons(M68K_RTS);
419 cebix 1.1 D(bug(" patch 1 applied\n"));
420     #endif
421    
422     } else if (type == FOURCC('n','s','r','d') && id == 1) {
423     D(bug("nsrd 1 found\n"));
424 gbeauche 1.6 if (p[(0x378 + 0x570) >> 1] == htons(0x7c08) && p[(0x37a + 0x570) >> 1] == htons(0x02a6)) {
425 cebix 1.1 // Don't overwrite our serial drivers (8.0, 8.1)
426 gbeauche 1.6 p[(0x378 + 0x570) >> 1] = htons(0x4e80); // blr
427     p[(0x37a + 0x570) >> 1] = htons(0x0020);
428 cebix 1.1 D(bug(" patch 1 applied\n"));
429 gbeauche 1.6 } else if (p[(0x378 + 0x6c0) >> 1] == htons(0x7c08) && p[(0x37a + 0x6c0) >> 1] == htons(0x02a6)) {
430 cebix 1.1 // Don't overwrite our serial drivers (8.5, 8.6)
431 gbeauche 1.6 p[(0x378 + 0x6c0) >> 1] = htons(0x4e80); // blr
432     p[(0x37a + 0x6c0) >> 1] = htons(0x0020);
433 cebix 1.1 D(bug(" patch 2 applied\n"));
434     }
435    
436     } else if (type == FOURCC('c','i','t','t') && id == 45) {
437     D(bug("citt 45 found\n"));
438     size >>= 1;
439     while (size--) {
440 gbeauche 1.4 if (PM(0,0x203c) && PM(1,0x0100) && PM(2,0x0000) && PM(3,0xc0ae) && PM(4,0xfffc)) {
441 cebix 1.1 // Don't replace SCSI Manager (8.1, 8.5, 8.6)
442 gbeauche 1.6 p[5] = htons((ntohs(p[5]) & 0xff) | 0x6000); // beq
443 cebix 1.1 D(bug(" patch 1 applied\n"));
444     break;
445     }
446     p++;
447     }
448    
449     } else if (type == FOURCC('t','h','n','g')) {
450     // Collect info about used audio sifters
451 gbeauche 1.6 uint32 c_type = ntohl(0[(uint32 *)p]);
452     uint32 sub_type = ntohl(1[(uint32 *)p]);
453 cebix 1.1 if (c_type == FOURCC('s','d','e','v') && sub_type == FOURCC('s','i','n','g')) {
454 gbeauche 1.6 1[(uint32 *)p] = htonl(FOURCC('a','w','g','c'));
455 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));
456 gbeauche 1.6 AddSifter(ReadMacInt32(((uintptr)p)+20), ntohs(p[12]));
457     if (ntohs(p[28])) // componentPFCount
458     AddSifter(ReadMacInt32(((uintptr)p)+62), ntohs(p[33]));
459 cebix 1.1 }
460    
461     } else if (type == FOURCC('s','i','f','t') || type == FOURCC('n','i','f','t')) {
462     // Patch audio sifters
463     if (FindSifter(type, id)) {
464     D(bug("sifter found\n"));
465 gbeauche 1.4 p[0] = htons(0x4e56); p[1] = htons(0x0000); // link a6,#0
466     p[2] = htons(0x48e7); p[3] = htons(0x8018); // movem.l d0/a3-a4,-(a7)
467     p[4] = htons(0x266e); p[5] = htons(0x000c); // movea.l $c(a6),a3
468     p[6] = htons(0x286e); p[7] = htons(0x0008); // movea.l $8(a6),a4
469     p[8] = htons(M68K_EMUL_OP_AUDIO_DISPATCH);
470     p[9] = htons(0x2d40); p[10] = htons(0x0010); // move.l d0,$10(a6)
471     p[11] = htons(0x4cdf); p[12] = htons(0x1801); // movem.l (a7)+,d0/a3-a4
472     p[13] = htons(0x4e5e); // unlk a6
473     p[14] = htons(0x4e74); p[15] = htons(0x0008); // rtd #8
474 cebix 1.1 D(bug(" patch applied\n"));
475     }
476    
477     } else if (type == FOURCC('D','R','V','R') && (id == -16501 || id == -16500)) {
478     D(bug("DRVR -16501/-16500 found\n"));
479     // Install sound input driver
480     memcpy(p, sound_input_driver, sizeof(sound_input_driver));
481     D(bug(" patch 1 applied\n"));
482    
483     } else if (type == FOURCC('I','N','I','T') && id == 1 && size == (2416 >> 1)) {
484     D(bug("INIT 1 (size 2416) found\n"));
485     size >>= 1;
486     while (size--) {
487 gbeauche 1.4 if (PM(0,0x247c) && PM(1,0xf301) && PM(2,0x9000)) {
488 cebix 1.1 // Prevent "MacOS Licensing Extension" from accessing hardware (7.6)
489 gbeauche 1.4 p[22] = htons(0x6028);
490 cebix 1.1 D(bug(" patch 1 applied\n"));
491     break;
492     }
493     p++;
494     }
495 gbeauche 1.3
496     } else if (type == FOURCC('s','c','o','d') && id == -16465) {
497     D(bug("scod -16465 found\n"));
498    
499     // Don't crash in Process Manager on reset/shutdown (8.6)
500     static const uint8 dat[] = {0x4e, 0x56, 0x00, 0x00, 0x48, 0xe7, 0x03, 0x18, 0x2c, 0x2e, 0x00, 0x10};
501     base = find_rsrc_data((uint8 *)p, size, dat, sizeof(dat));
502     if (base) {
503 gbeauche 1.4 p16 = (uint16 *)((uintptr)p + base);
504     p16[0] = htons(0x7000); // moveq #0,d0
505     p16[1] = htons(M68K_RTS);
506 gbeauche 1.3 D(bug(" patch 1 applied\n"));
507     }
508 cebix 1.1 }
509     }
510    
511    
512     /*
513     * Native Resource Manager patches
514     */
515    
516     #ifdef __BEOS__
517     static
518 gbeauche 1.2 #else
519     extern "C"
520 cebix 1.1 #endif
521 gbeauche 1.5 void check_load_invoc(uint32 type, int16 id, uint32 h)
522 cebix 1.1 {
523 gbeauche 1.5 if (h == 0)
524 cebix 1.1 return;
525 gbeauche 1.5 uint32 p = ReadMacInt32(h);
526     if (p == 0)
527 cebix 1.1 return;
528 gbeauche 1.5 uint32 size = ReadMacInt32(p - 2 * 4) & 0xffffff;
529 cebix 1.1
530 gbeauche 1.5 CheckLoad(type, id, (uint16 *)p, size);
531 cebix 1.1 }
532    
533     #ifdef __BEOS__
534     static asm void **get_resource(register uint32 type, register int16 id)
535     {
536     // Create stack frame
537     mflr r0
538     stw r0,8(r1)
539     stwu r1,-(56+12)(r1)
540    
541     // Save type/ID
542     stw r3,56(r1)
543     stw r4,56+4(r1)
544    
545     // Call old routine
546     lwz r0,XLM_GET_RESOURCE
547     lwz r2,XLM_RES_LIB_TOC
548     mtctr r0
549     bctrl
550     lwz r2,XLM_TOC // Get TOC
551     stw r3,56+8(r1) // Save handle
552    
553     // Call CheckLoad
554     lwz r3,56(r1)
555     lwz r4,56+4(r1)
556     lwz r5,56+8(r1)
557     bl check_load_invoc
558     lwz r3,56+8(r1) // Restore handle
559    
560     // Return to caller
561     lwz r0,56+12+8(r1)
562     mtlr r0
563     addi r1,r1,56+12
564     blr
565     }
566    
567     static asm void **get_1_resource(register uint32 type, register int16 id)
568     {
569     // Create stack frame
570     mflr r0
571     stw r0,8(r1)
572     stwu r1,-(56+12)(r1)
573    
574     // Save type/ID
575     stw r3,56(r1)
576     stw r4,56+4(r1)
577    
578     // Call old routine
579     lwz r0,XLM_GET_1_RESOURCE
580     lwz r2,XLM_RES_LIB_TOC
581     mtctr r0
582     bctrl
583     lwz r2,XLM_TOC // Get TOC
584     stw r3,56+8(r1) // Save handle
585    
586     // Call CheckLoad
587     lwz r3,56(r1)
588     lwz r4,56+4(r1)
589     lwz r5,56+8(r1)
590     bl check_load_invoc
591     lwz r3,56+8(r1) // Restore handle
592    
593     // Return to caller
594     lwz r0,56+12+8(r1)
595     mtlr r0
596     addi r1,r1,56+12
597     blr
598     }
599    
600     static asm void **get_ind_resource(register uint32 type, register int16 index)
601     {
602     // Create stack frame
603     mflr r0
604     stw r0,8(r1)
605     stwu r1,-(56+12)(r1)
606    
607     // Save type/index
608     stw r3,56(r1)
609     stw r4,56+4(r1)
610    
611     // Call old routine
612     lwz r0,XLM_GET_IND_RESOURCE
613     lwz r2,XLM_RES_LIB_TOC
614     mtctr r0
615     bctrl
616     lwz r2,XLM_TOC // Get TOC
617     stw r3,56+8(r1) // Save handle
618    
619     // Call CheckLoad
620     lwz r3,56(r1)
621     lwz r4,56+4(r1)
622     lwz r5,56+8(r1)
623     bl check_load_invoc
624     lwz r3,56+8(r1) // Restore handle
625    
626     // Return to caller
627     lwz r0,56+12+8(r1)
628     mtlr r0
629     addi r1,r1,56+12
630     blr
631     }
632    
633     static asm void **get_1_ind_resource(register uint32 type, register int16 index)
634     {
635     // Create stack frame
636     mflr r0
637     stw r0,8(r1)
638     stwu r1,-(56+12)(r1)
639    
640     // Save type/index
641     stw r3,56(r1)
642     stw r4,56+4(r1)
643    
644     // Call old routine
645     lwz r0,XLM_GET_1_IND_RESOURCE
646     lwz r2,XLM_RES_LIB_TOC
647     mtctr r0
648     bctrl
649     lwz r2,XLM_TOC // Get TOC
650     stw r3,56+8(r1) // Save handle
651    
652     // Call CheckLoad
653     lwz r3,56(r1)
654     lwz r4,56+4(r1)
655     lwz r5,56+8(r1)
656     bl check_load_invoc
657     lwz r3,56+8(r1) // Restore handle
658    
659     // Return to caller
660     lwz r0,56+12+8(r1)
661     mtlr r0
662     addi r1,r1,56+12
663     blr
664     }
665    
666     static asm void **r_get_resource(register uint32 type, register int16 id)
667     {
668     // Create stack frame
669     mflr r0
670     stw r0,8(r1)
671     stwu r1,-(56+12)(r1)
672    
673     // Save type/ID
674     stw r3,56(r1)
675     stw r4,56+4(r1)
676    
677     // Call old routine
678     lwz r0,XLM_R_GET_RESOURCE
679     lwz r2,XLM_RES_LIB_TOC
680     mtctr r0
681     bctrl
682     lwz r2,XLM_TOC // Get TOC
683     stw r3,56+8(r1) // Save handle
684    
685     // Call CheckLoad
686     lwz r3,56(r1)
687     lwz r4,56+4(r1)
688     lwz r5,56+8(r1)
689     bl check_load_invoc
690     lwz r3,56+8(r1) // Restore handle
691    
692     // Return to caller
693     lwz r0,56+12+8(r1)
694     mtlr r0
695     addi r1,r1,56+12
696     blr
697     }
698     #else
699     // Routines in asm_linux.S
700     extern "C" void get_resource(void);
701     extern "C" void get_1_resource(void);
702     extern "C" void get_ind_resource(void);
703     extern "C" void get_1_ind_resource(void);
704     extern "C" void r_get_resource(void);
705     #endif
706    
707     void PatchNativeResourceManager(void)
708     {
709     D(bug("PatchNativeResourceManager\n"));
710    
711     // Patch native GetResource()
712 gbeauche 1.5 uint32 upp = ReadMacInt32(0x1480);
713     if ((upp & 0xffc00000) == ROM_BASE)
714 cebix 1.1 return;
715 gbeauche 1.5 uint32 *tvec = (uint32 *)ReadMacInt32(upp + 5 * 4);
716     D(bug(" GetResource() entry %08x, TOC %08x\n", ntohl(tvec[0]), ntohl(tvec[1])));
717 cebix 1.1 *(uint32 *)XLM_RES_LIB_TOC = tvec[1];
718     *(uint32 *)XLM_GET_RESOURCE = tvec[0];
719 gbeauche 1.3 #if EMULATED_PPC
720 gbeauche 1.7 tvec[0] = htonl(NativeFunction(NATIVE_GET_RESOURCE));
721 gbeauche 1.3 #else
722 cebix 1.1 #ifdef __BEOS__
723     uint32 *tvec2 = (uint32 *)get_resource;
724     tvec[0] = tvec2[0];
725     tvec[1] = tvec2[1];
726     #else
727     tvec[0] = (uint32)get_resource;
728     #endif
729 gbeauche 1.3 #endif
730 cebix 1.1
731     // Patch native Get1Resource()
732 gbeauche 1.5 upp = ReadMacInt32(0x0e7c);
733     tvec = (uint32 *)ReadMacInt32(upp + 5 * 4);
734     D(bug(" Get1Resource() entry %08x, TOC %08x\n", ntohl(tvec[0]), ntohl(tvec[1])));
735 cebix 1.1 *(uint32 *)XLM_GET_1_RESOURCE = tvec[0];
736 gbeauche 1.3 #if EMULATED_PPC
737 gbeauche 1.7 tvec[0] = htonl(NativeFunction(NATIVE_GET_1_RESOURCE));
738 gbeauche 1.3 #else
739 cebix 1.1 #ifdef __BEOS__
740     tvec2 = (uint32 *)get_1_resource;
741     tvec[0] = tvec2[0];
742     tvec[1] = tvec2[1];
743     #else
744     tvec[0] = (uint32)get_1_resource;
745     #endif
746 gbeauche 1.3 #endif
747 cebix 1.1
748     // Patch native GetIndResource()
749 gbeauche 1.5 upp = ReadMacInt32(0x1474);
750     tvec = (uint32 *)ReadMacInt32(upp + 5 * 4);
751     D(bug(" GetIndResource() entry %08x, TOC %08x\n", ntohl(tvec[0]), ntohl(tvec[1])));
752 cebix 1.1 *(uint32 *)XLM_GET_IND_RESOURCE = tvec[0];
753 gbeauche 1.3 #if EMULATED_PPC
754 gbeauche 1.7 tvec[0] = htonl(NativeFunction(NATIVE_GET_IND_RESOURCE));
755 gbeauche 1.3 #else
756 cebix 1.1 #ifdef __BEOS__
757     tvec2 = (uint32 *)get_ind_resource;
758     tvec[0] = tvec2[0];
759     tvec[1] = tvec2[1];
760     #else
761     tvec[0] = (uint32)get_ind_resource;
762     #endif
763 gbeauche 1.3 #endif
764 cebix 1.1
765     // Patch native Get1IndResource()
766 gbeauche 1.5 upp = ReadMacInt32(0x0e38);
767     tvec = (uint32 *)ReadMacInt32(upp + 5 * 4);
768     D(bug(" Get1IndResource() entry %08x, TOC %08x\n", ntohl(tvec[0]), ntohl(tvec[1])));
769 cebix 1.1 *(uint32 *)XLM_GET_1_IND_RESOURCE = tvec[0];
770 gbeauche 1.3 #if EMULATED_PPC
771 gbeauche 1.7 tvec[0] = htonl(NativeFunction(NATIVE_GET_1_IND_RESOURCE));
772 gbeauche 1.3 #else
773 cebix 1.1 #ifdef __BEOS__
774     tvec2 = (uint32 *)get_1_ind_resource;
775     tvec[0] = tvec2[0];
776     tvec[1] = tvec2[1];
777     #else
778     tvec[0] = (uint32)get_1_ind_resource;
779     #endif
780 gbeauche 1.3 #endif
781 cebix 1.1
782     // Patch native RGetResource()
783 gbeauche 1.5 upp = ReadMacInt32(0x0e30);
784     tvec = (uint32 *)ReadMacInt32(upp + 5 * 4);
785     D(bug(" RGetResource() entry %08x, TOC %08x\n", ntohl(tvec[0]), ntohl(tvec[1])));
786 cebix 1.1 *(uint32 *)XLM_R_GET_RESOURCE = tvec[0];
787 gbeauche 1.3 #if EMULATED_PPC
788 gbeauche 1.7 tvec[0] = htonl(NativeFunction(NATIVE_R_GET_RESOURCE));
789 gbeauche 1.3 #else
790 cebix 1.1 #ifdef __BEOS__
791     tvec2 = (uint32 *)r_get_resource;
792     tvec[0] = tvec2[0];
793     tvec[1] = tvec2[1];
794     #else
795     tvec[0] = (uint32)r_get_resource;
796 gbeauche 1.3 #endif
797 cebix 1.1 #endif
798     }