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root/cebix/SheepShaver/src/rsrc_patches.cpp
Revision: 1.13
Committed: 2004-12-19T09:26:30Z (19 years, 4 months ago) by gbeauche
Branch: MAIN
Changes since 1.12: +5 -0 lines
Log Message:
Don't overwrite our serial drivers (9.0)

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 1.12 if ((uintptr)p >= (uintptr)ROMBaseHost && (uintptr)p <= (uintptr)(ROMBaseHost + 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 1.11 } else if (PM(0,0x3f2a) && PM(1,0x0006) && PM(2,0x3f2a) && PM(3,0x0002) && PM(4,0x61ff) && PM(8,0x245f)) {
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 1.11 } else if (PM(0,0x3f2a) && PM(1,0x0006) && PM(2,0x3f2a) && PM(3,0x0002) && PM(4,0x61ff) && PM(7,0x301f)) {
144     // Check when ntrb 17 is installed (for native Resource Manager patch) (9.0)
145     p[7] = htons(M68K_EMUL_OP_NTRB_17_PATCH4);
146     p[8] = htons(ntohs(p[8]) & 0xf0ff); // bra
147     D(bug(" patch 8 applied\n"));
148 gbeauche 1.4 } else if (PM(0,0x0c39) && PM(1,0x0001) && PM(2,0xf800) && PM(3,0x0008) && PM(4,0x6f00)) {
149 cebix 1.1 // Don't read from 0xf8000008 (8.5 with Zanzibar ROM, 8.6)
150 gbeauche 1.4 p[0] = htons(M68K_NOP);
151     p[1] = htons(M68K_NOP);
152     p[2] = htons(M68K_NOP);
153     p[3] = htons(M68K_NOP);
154     p[4] = htons(0x6000); // bra
155 cebix 1.1 D(bug(" patch 5 applied\n"));
156 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)) {
157 cebix 1.1 // Don't replace nanokernel ("krnl" resource) (8.6)
158 gbeauche 1.4 p[0] = htons(M68K_NOP);
159     p[1] = htons(M68K_NOP);
160     p[2] = htons(M68K_NOP);
161     p[3] = htons(M68K_NOP);
162     p[4] = htons(M68K_NOP);
163     p[7] = htons(0x6000); // bra
164 cebix 1.1 D(bug(" patch 6 applied\n"));
165 gbeauche 1.4 } else if (PM(0,0xa8fe) && PM(1,0x3038) && PM(2,0x017a) && PM(3,0x0c40) && PM(4,0x8805) && PM(5,0x6710)) {
166 cebix 1.1 // No SCSI (calls via 0x205c jump vector which is not initialized in NewWorld ROM 1.6) (8.6)
167     if (ROMType == ROMTYPE_NEWWORLD) {
168 gbeauche 1.4 p[5] = htons(0x6010); // bra
169 cebix 1.1 D(bug(" patch 7 applied\n"));
170     }
171     }
172     p++;
173     }
174    
175     } else if (type == FOURCC('g','n','l','d') && id == 0) {
176     D(bug("gnld 0 found\n"));
177    
178     // Patch native Resource Manager after ntrbs are installed (7.5.2)
179     static const uint8 dat[] = {0x4e, 0xba, 0x00, 0x9e, 0x3e, 0x00, 0x50, 0x4f, 0x67, 0x04};
180     base = find_rsrc_data((uint8 *)p, size, dat, sizeof(dat));
181     if (base) {
182 gbeauche 1.4 p16 = (uint16 *)((uintptr)p + base + 6);
183 cebix 1.1 *p16 = htons(M68K_EMUL_OP_NTRB_17_PATCH2);
184     D(bug(" patch 1 applied\n"));
185     }
186    
187 gbeauche 1.11 } else if (type == FOURCC('p','t','c','h') && id == 156) {
188     D(bug("ptch 156 found\n"));
189     size >>= 1;
190     while (size--) {
191     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)) {
192     // Don't call FE0A opcode (9.0)
193     p[0] = htons(0x7000); // moveq #0,d0
194     p[1] = htons(M68K_RTS);
195     D(bug(" patch 1 applied\n"));
196     break;
197     }
198     p++;
199     }
200    
201 cebix 1.1 } else if (type == FOURCC('p','t','c','h') && id == 420) {
202     D(bug("ptch 420 found\n"));
203     size >>= 1;
204     while (size--) {
205 gbeauche 1.4 if (PM(0,0xa030) && PM(1,0x5240) && PM(2,0x303c) && PM(3,0x0100) && PM(4,0xc06e) && PM(5,0xfef6)) {
206 cebix 1.1 // Disable VM (7.5.2, 7.5.3, 7.5.5, 7.6, 7.6.1)
207 gbeauche 1.4 p[1] = htons(M68K_NOP);
208     p[2] = htons(M68K_NOP);
209     p[3] = htons(M68K_NOP);
210     p[4] = htons(M68K_NOP);
211     p[5] = htons(M68K_NOP);
212     p[6] = htons(M68K_NOP);
213     p[7] = htons(M68K_NOP);
214     p[8] = htons(M68K_NOP);
215     p[9] = htons(M68K_NOP);
216     p[10] = htons(M68K_NOP);
217     p[11] = htons(M68K_NOP);
218 cebix 1.1 D(bug(" patch 1 applied\n"));
219     break;
220 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)) {
221 cebix 1.1 // Disable VM (8.0, 8.1)
222 gbeauche 1.4 p[8] = htons(M68K_NOP);
223     p[15] = htons(M68K_NOP);
224 cebix 1.1 D(bug(" patch 2 applied\n"));
225     break;
226 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)) {
227 cebix 1.1 // Disable VM (8.5, 8.6)
228 gbeauche 1.4 p[8] = htons(M68K_NOP);
229     p[15] = htons(M68K_NOP);
230 cebix 1.1 D(bug(" patch 3 applied\n"));
231     break;
232     }
233     p++;
234     }
235    
236     } else if (type == FOURCC('g','p','c','h') && id == 16) {
237     D(bug("gpch 16 found\n"));
238     size >>= 1;
239     while (size--) {
240 gbeauche 1.4 if (PM(0,0x6700) && PM(13,0x7013) && PM(14,0xfe0a)) {
241 cebix 1.1 // Don't call FE0A in Shutdown Manager (7.6.1, 8.0, 8.1, 8.5)
242 gbeauche 1.4 p[0] = htons(0x6000);
243 cebix 1.1 D(bug(" patch 1 applied\n"));
244     break;
245     }
246     p++;
247     }
248    
249     } else if (type == FOURCC('g','p','c','h') && id == 650) {
250     D(bug("gpch 650 found\n"));
251     size >>= 1;
252     while (size--) {
253 gbeauche 1.4 if (PM(0,0x6600) && PM(1,0x001a) && PM(2,0x2278) && PM(3,0x0134)) {
254 cebix 1.1 // We don't have SonyVars (7.5.2)
255 gbeauche 1.4 p[0] = htons(0x6000);
256 cebix 1.1 D(bug(" patch 1 applied\n"));
257 gbeauche 1.4 } else if (PM(0,0x6618) && PM(1,0x2278) && PM(2,0x0134)) {
258 cebix 1.1 // We don't have SonyVars (7.5.3)
259 gbeauche 1.4 p[-6] = htons(M68K_NOP);
260     p[-3] = htons(M68K_NOP);
261     p[0] = htons(0x6018);
262 cebix 1.1 D(bug(" patch 2 applied\n"));
263 gbeauche 1.4 } else if (PM(0,0x666e) && PM(1,0x2278) && PM(2,0x0134)) {
264 cebix 1.1 // We don't have SonyVars (7.5.5)
265 gbeauche 1.4 p[-6] = htons(M68K_NOP);
266     p[-3] = htons(M68K_NOP);
267     p[0] = htons(0x606e);
268 cebix 1.1 D(bug(" patch 3 applied\n"));
269 gbeauche 1.4 } else if (PM(0,0x6400) && PM(1,0x011c) && PM(2,0x2278) && PM(3,0x0134)) {
270 cebix 1.1 // We don't have SonyVars (7.6.1, 8.0, 8.1, 8.5, 8.6)
271 gbeauche 1.4 p[0] = htons(0x6000);
272 cebix 1.1 D(bug(" patch 4 applied\n"));
273 gbeauche 1.4 } else if (PM(0,0x6400) && PM(1,0x00e6) && PM(2,0x2278) && PM(3,0x0134)) {
274 cebix 1.1 // We don't have SonyVars (7.6)
275 gbeauche 1.4 p[0] = htons(0x6000);
276 cebix 1.1 D(bug(" patch 5 applied\n"));
277     }
278     p++;
279     }
280    
281     } else if (type == FOURCC('g','p','c','h') && id == 655) {
282     D(bug("gpch 655 found\n"));
283     size >>= 1;
284     while (size--) {
285 gbeauche 1.4 if (PM(0,0x83a8) && PM(1,0x0024) && PM(2,0x4e71)) {
286 cebix 1.1 // Don't write to GC interrupt mask (7.6, 7.6.1, 8.0, 8.1 with Zanzibar ROM)
287 gbeauche 1.4 p[0] = htons(M68K_NOP);
288     p[1] = htons(M68K_NOP);
289 cebix 1.1 D(bug(" patch 1 applied\n"));
290 gbeauche 1.4 } else if (PM(0,0x207c) && PM(1,0xf300) && PM(2,0x0034)) {
291 cebix 1.1 // Don't read PowerMac ID (7.6, 7.6.1, 8.0, 8.1 with Zanzibar ROM)
292 gbeauche 1.4 p[0] = htons(0x303c); // move.w #id,d0
293     p[1] = htons(0x3020);
294     p[2] = htons(M68K_RTS);
295 cebix 1.1 D(bug(" patch 2 applied\n"));
296 gbeauche 1.4 } else if (PM(0,0x13fc) && PM(1,0x0081) && PM(2,0xf130) && PM(3,0xa030)) {
297 cebix 1.1 // Don't write to hardware (7.6, 7.6.1, 8.0, 8.1 with Zanzibar ROM)
298 gbeauche 1.4 p[0] = htons(M68K_NOP);
299     p[1] = htons(M68K_NOP);
300     p[2] = htons(M68K_NOP);
301     p[3] = htons(M68K_NOP);
302 cebix 1.1 D(bug(" patch 3 applied\n"));
303 gbeauche 1.4 } else if (PM(0,0x4e56) && PM(1,0x0000) && PM(2,0x227c) && PM(3,0xf800) && PM(4,0x0000)) {
304 cebix 1.1 // OpenFirmare? (7.6.1, 8.0, 8.1 with Zanzibar ROM)
305 gbeauche 1.4 p[0] = htons(M68K_RTS);
306 cebix 1.1 D(bug(" patch 4 applied\n"));
307 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)) {
308 cebix 1.1 // Don't write to SCC (7.6.1, 8.0, 8.1 with Zanzibar ROM)
309 gbeauche 1.4 p[0] = htons(M68K_RTS);
310 cebix 1.1 D(bug(" patch 5 applied\n"));
311 gbeauche 1.4 } else if (PM(0,0x4e56) && PM(1,0x0000) && PM(2,0x227c) && PM(3,0xf300) && PM(4,0x0034)) {
312 cebix 1.1 // Don't write to GC (7.6.1, 8.0, 8.1 with Zanzibar ROM)
313 gbeauche 1.4 p[0] = htons(M68K_RTS);
314 cebix 1.1 D(bug(" patch 6 applied\n"));
315 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)) {
316 cebix 1.1 // Don't replace NVRAM routines (7.6, 7.6.1, 8.0, 8.1 with Zanzibar ROM)
317 gbeauche 1.4 p[0] = htons(M68K_RTS);
318 cebix 1.1 D(bug(" patch 7 applied\n"));
319 gbeauche 1.4 } else if (PM(0,0x207c) && PM(1,0x50f1) && PM(2,0xa101) && (PM(3,0x08d0) || PM(3,0x0890))) {
320 cebix 1.1 // Don't write to 0x50f1a101 (8.1 with Zanzibar ROM)
321 gbeauche 1.4 p[3] = htons(M68K_NOP);
322     p[4] = htons(M68K_NOP);
323 cebix 1.1 D(bug(" patch 8 applied\n"));
324     }
325     p++;
326     }
327    
328     } else if (type == FOURCC('g','p','c','h') && id == 750) {
329     D(bug("gpch 750 found\n"));
330     size >>= 1;
331     while (size--) {
332 gbeauche 1.4 if (PM(0,0xf301) && PM(1,0x9100) && PM(2,0x0c11) && PM(3,0x0044)) {
333 cebix 1.1 // Don't read from 0xf3019100 (MACE ENET) (7.6, 7.6.1, 8.0, 8.1)
334 gbeauche 1.4 p[2] = htons(M68K_NOP);
335     p[3] = htons(M68K_NOP);
336     p[4] = htons(0x6026);
337 cebix 1.1 D(bug(" patch 1 applied\n"));
338 gbeauche 1.4 } else if (PM(0,0x41e8) && PM(1,0x0374) && PM(2,0xfc1e)) {
339 cebix 1.1 // Don't call FC1E opcode (7.6, 7.6.1, 8.0, 8.1, 8.5, 8.6)
340 gbeauche 1.4 p[2] = htons(M68K_NOP);
341 cebix 1.1 D(bug(" patch 2 applied\n"));
342 gbeauche 1.4 } else if (PM(0,0x700a) && PM(1,0xfe0a)) {
343 cebix 1.1 // Don't call FE0A opcode (7.6, 7.6.1, 8.0, 8.1, 8.5, 8.6)
344 gbeauche 1.4 p[1] = htons(0x7000);
345 cebix 1.1 D(bug(" patch 3 applied\n"));
346 gbeauche 1.4 } else if (PM(0,0x6c00) && PM(1,0x016a) && PM(2,0x2278) && PM(3,0x0134)) {
347 gbeauche 1.3 // We don't have SonyVars (8.6)
348 gbeauche 1.4 p[-4] = htons(0x21fc); // move.l $40810000,($0000)
349     p[-3] = htons(0x4081);
350     p[-2] = htons(0x0000);
351     p[-1] = htons(0x0000);
352     p[0] = htons(0x6000);
353 gbeauche 1.3 D(bug(" patch 4 applied\n"));
354 cebix 1.1 }
355     p++;
356     }
357    
358     } else if (type == FOURCC('g','p','c','h') && id == 999) {
359     D(bug("gpch 999 found\n"));
360     size >>= 1;
361     while (size--) {
362 gbeauche 1.4 if (PM(0,0xf301) && PM(1,0x9100) && PM(2,0x0c11) && PM(3,0x0044)) {
363 cebix 1.1 // Don't read from 0xf3019100 (MACE ENET) (8.5, 8.6)
364 gbeauche 1.4 p[2] = htons(M68K_NOP);
365     p[3] = htons(M68K_NOP);
366     p[4] = htons(0x6026);
367 cebix 1.1 D(bug(" patch 1 applied\n"));
368     }
369     p++;
370     }
371    
372     } else if (type == FOURCC('g','p','c','h') && id == 3000) {
373     D(bug("gpch 3000 found\n"));
374     size >>= 1;
375     while (size--) {
376 gbeauche 1.4 if (PM(0,0xf301) && PM(1,0x9100) && PM(2,0x0c11) && PM(3,0x0044)) {
377 cebix 1.1 // Don't read from 0xf3019100 (MACE ENET) (8.1 with NewWorld ROM)
378 gbeauche 1.4 p[2] = htons(M68K_NOP);
379     p[3] = htons(M68K_NOP);
380     p[4] = htons(0x6026);
381 cebix 1.1 D(bug(" patch 1 applied\n"));
382     }
383     p++;
384     }
385    
386     } else if (type == FOURCC('l','t','l','k') && id == 0) {
387     D(bug("ltlk 0 found\n"));
388     #if 1
389     size >>= 1;
390     while (size--) {
391 gbeauche 1.4 if (PM(0,0xc2fc) && PM(1,0x0fa0) && PM(2,0x82c5)) {
392 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)
393 gbeauche 1.4 p[2] = htons(0x7200);
394 cebix 1.1 WriteMacInt32(0x1d8, 0x2c00);
395     WriteMacInt32(0x1dc, 0x2c00);
396     D(bug(" patch 1 applied\n"));
397 gbeauche 1.4 } else if (PM(0,0x1418) && PM(1,0x84c1)) {
398 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)
399 gbeauche 1.4 p[1] = htons(0x7400);
400 cebix 1.1 D(bug(" patch 2 applied\n"));
401 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)) {
402 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)
403 gbeauche 1.4 p[4] = htons(M68K_NOP);
404     p[6] = htons(M68K_NOP);
405 cebix 1.1 D(bug(" patch 3 applied\n"));
406 gbeauche 1.4 } else if (PM(0,0x2278) && PM(1,0x01dc) && PM(2,0x12bc) && PM(3,0x0006) && PM(4,0x4e71) && PM(5,0x1292)) {
407 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)
408 gbeauche 1.4 p[2] = htons(M68K_NOP);
409     p[3] = htons(M68K_NOP);
410     p[5] = htons(M68K_NOP);
411 cebix 1.1 D(bug(" patch 4 applied\n"));
412 gbeauche 1.4 } else if (PM(0,0x2278) && PM(1,0x01dc) && PM(2,0x12bc) && PM(3,0x0003) && PM(4,0x4e71) && PM(5,0x1281)) {
413 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)
414 gbeauche 1.4 p[2] = htons(M68K_NOP);
415     p[3] = htons(M68K_NOP);
416     p[5] = htons(M68K_NOP);
417 cebix 1.1 D(bug(" patch 5 applied\n"));
418 gbeauche 1.4 } else if (PM(0,0x0811) && PM(1,0x0000) && PM(2,0x51c8) && PM(3,0xfffa)) {
419 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)
420 gbeauche 1.4 p[0] = htons(M68K_NOP);
421     p[1] = htons(M68K_NOP);
422 cebix 1.1 D(bug(" patch 6 applied\n"));
423 gbeauche 1.4 } else if (PM(0,0x4a2a) && PM(1,0x063e) && PM(2,0x66fa)) {
424 cebix 1.1 // Don't wait for SCC (7.5.2, 7.5.3, 7.5.5)
425 gbeauche 1.4 p[2] = htons(M68K_NOP);
426 cebix 1.1 D(bug(" patch 7 applied\n"));
427 gbeauche 1.4 } else if (PM(0,0x4a2a) && PM(1,0x03a6) && PM(2,0x66fa)) {
428 cebix 1.1 // Don't wait for SCC (7.6, 7.6.1, 8.0, 8.1)
429 gbeauche 1.4 p[2] = htons(M68K_NOP);
430 cebix 1.1 D(bug(" patch 8 applied\n"));
431     }
432     p++;
433     }
434     #else
435     // Disable LocalTalk
436 gbeauche 1.4 p[0] = htons(M68K_JMP_A0);
437     p[1] = htons(0x7000); // moveq #0,d0
438     p[2] = htons(M68K_RTS);
439 cebix 1.1 D(bug(" patch 1 applied\n"));
440     #endif
441    
442     } else if (type == FOURCC('n','s','r','d') && id == 1) {
443     D(bug("nsrd 1 found\n"));
444 gbeauche 1.6 if (p[(0x378 + 0x570) >> 1] == htons(0x7c08) && p[(0x37a + 0x570) >> 1] == htons(0x02a6)) {
445 cebix 1.1 // Don't overwrite our serial drivers (8.0, 8.1)
446 gbeauche 1.6 p[(0x378 + 0x570) >> 1] = htons(0x4e80); // blr
447     p[(0x37a + 0x570) >> 1] = htons(0x0020);
448 cebix 1.1 D(bug(" patch 1 applied\n"));
449 gbeauche 1.6 } else if (p[(0x378 + 0x6c0) >> 1] == htons(0x7c08) && p[(0x37a + 0x6c0) >> 1] == htons(0x02a6)) {
450 cebix 1.1 // Don't overwrite our serial drivers (8.5, 8.6)
451 gbeauche 1.6 p[(0x378 + 0x6c0) >> 1] = htons(0x4e80); // blr
452     p[(0x37a + 0x6c0) >> 1] = htons(0x0020);
453 cebix 1.1 D(bug(" patch 2 applied\n"));
454 gbeauche 1.13 } else if (p[(0x374 + 0x510) >> 1] == htons(0x7c08) && p[(0x376 + 0x510) >> 1] == htons(0x02a6)) {
455     // Don't overwrite our serial drivers (9.0)
456     p[(0x374 + 0x510) >> 1] = htons(0x4e80); // blr
457     p[(0x376 + 0x510) >> 1] = htons(0x0020);
458     D(bug(" patch 3 applied\n"));
459 cebix 1.1 }
460    
461     } else if (type == FOURCC('c','i','t','t') && id == 45) {
462     D(bug("citt 45 found\n"));
463     size >>= 1;
464     while (size--) {
465 gbeauche 1.4 if (PM(0,0x203c) && PM(1,0x0100) && PM(2,0x0000) && PM(3,0xc0ae) && PM(4,0xfffc)) {
466 cebix 1.1 // Don't replace SCSI Manager (8.1, 8.5, 8.6)
467 gbeauche 1.6 p[5] = htons((ntohs(p[5]) & 0xff) | 0x6000); // beq
468 cebix 1.1 D(bug(" patch 1 applied\n"));
469     break;
470     }
471     p++;
472     }
473    
474     } else if (type == FOURCC('t','h','n','g')) {
475     // Collect info about used audio sifters
476 gbeauche 1.12 uint32 thing = Host2MacAddr((uint8 *)p);
477 gbeauche 1.8 uint32 c_type = ReadMacInt32(thing);
478     uint32 sub_type = ReadMacInt32(thing + 4);
479 cebix 1.1 if (c_type == FOURCC('s','d','e','v') && sub_type == FOURCC('s','i','n','g')) {
480 gbeauche 1.8 WriteMacInt32(thing + 4, FOURCC('a','w','g','c'));
481 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));
482 gbeauche 1.8 AddSifter(ReadMacInt32(thing + componentResType), ReadMacInt16(thing + componentResID));
483     if (ReadMacInt32(thing + componentPFCount))
484     AddSifter(ReadMacInt32(thing + componentPFResType), ReadMacInt16(thing + componentPFResID));
485 cebix 1.1 }
486    
487     } else if (type == FOURCC('s','i','f','t') || type == FOURCC('n','i','f','t')) {
488     // Patch audio sifters
489     if (FindSifter(type, id)) {
490     D(bug("sifter found\n"));
491 gbeauche 1.4 p[0] = htons(0x4e56); p[1] = htons(0x0000); // link a6,#0
492     p[2] = htons(0x48e7); p[3] = htons(0x8018); // movem.l d0/a3-a4,-(a7)
493     p[4] = htons(0x266e); p[5] = htons(0x000c); // movea.l $c(a6),a3
494     p[6] = htons(0x286e); p[7] = htons(0x0008); // movea.l $8(a6),a4
495     p[8] = htons(M68K_EMUL_OP_AUDIO_DISPATCH);
496     p[9] = htons(0x2d40); p[10] = htons(0x0010); // move.l d0,$10(a6)
497     p[11] = htons(0x4cdf); p[12] = htons(0x1801); // movem.l (a7)+,d0/a3-a4
498     p[13] = htons(0x4e5e); // unlk a6
499     p[14] = htons(0x4e74); p[15] = htons(0x0008); // rtd #8
500 cebix 1.1 D(bug(" patch applied\n"));
501     }
502    
503     } else if (type == FOURCC('D','R','V','R') && (id == -16501 || id == -16500)) {
504     D(bug("DRVR -16501/-16500 found\n"));
505     // Install sound input driver
506     memcpy(p, sound_input_driver, sizeof(sound_input_driver));
507     D(bug(" patch 1 applied\n"));
508    
509     } else if (type == FOURCC('I','N','I','T') && id == 1 && size == (2416 >> 1)) {
510     D(bug("INIT 1 (size 2416) found\n"));
511     size >>= 1;
512     while (size--) {
513 gbeauche 1.4 if (PM(0,0x247c) && PM(1,0xf301) && PM(2,0x9000)) {
514 cebix 1.1 // Prevent "MacOS Licensing Extension" from accessing hardware (7.6)
515 gbeauche 1.4 p[22] = htons(0x6028);
516 cebix 1.1 D(bug(" patch 1 applied\n"));
517     break;
518     }
519     p++;
520     }
521 gbeauche 1.3
522     } else if (type == FOURCC('s','c','o','d') && id == -16465) {
523     D(bug("scod -16465 found\n"));
524    
525     // Don't crash in Process Manager on reset/shutdown (8.6)
526     static const uint8 dat[] = {0x4e, 0x56, 0x00, 0x00, 0x48, 0xe7, 0x03, 0x18, 0x2c, 0x2e, 0x00, 0x10};
527     base = find_rsrc_data((uint8 *)p, size, dat, sizeof(dat));
528     if (base) {
529 gbeauche 1.4 p16 = (uint16 *)((uintptr)p + base);
530     p16[0] = htons(0x7000); // moveq #0,d0
531     p16[1] = htons(M68K_RTS);
532 gbeauche 1.3 D(bug(" patch 1 applied\n"));
533     }
534 gbeauche 1.10
535     } else if (type == FOURCC('N','O','b','j') && id == 100) {
536     D(bug("NObj 100 found\n"));
537    
538     // Don't access VIA registers in MacBench 5.0
539     static const uint8 dat1[] = {0x7c, 0x08, 0x02, 0xa6, 0xbf, 0x01, 0xff, 0xe0, 0x90, 0x01, 0x00, 0x08};
540     base = find_rsrc_data((uint8 *)p, size, dat1, sizeof(dat1));
541     if (base) {
542     p[(base + 0x00) >> 1] = htons(0x3860); // li r3,0
543     p[(base + 0x02) >> 1] = htons(0x0000);
544     p[(base + 0x04) >> 1] = htons(0x4e80); // blr
545     p[(base + 0x06) >> 1] = htons(0x0020);
546     D(bug(" patch 1 applied\n"));
547     }
548     static const uint8 dat2[] = {0x7c, 0x6c, 0x1b, 0x78, 0x7c, 0x8b, 0x23, 0x78, 0x38, 0xc0, 0x3f, 0xfd};
549     base = find_rsrc_data((uint8 *)p, size, dat2, sizeof(dat2));
550     if (base) {
551     p[(base + 0x00) >> 1] = htons(0x3860); // li r3,0
552     p[(base + 0x02) >> 1] = htons(0x0000);
553     p[(base + 0x04) >> 1] = htons(0x4e80); // blr
554     p[(base + 0x06) >> 1] = htons(0x0020);
555     D(bug(" patch 2 applied\n"));
556     }
557 cebix 1.1 }
558     }
559    
560    
561     /*
562     * Native Resource Manager patches
563     */
564    
565     #ifdef __BEOS__
566     static
567 gbeauche 1.2 #else
568     extern "C"
569 cebix 1.1 #endif
570 gbeauche 1.5 void check_load_invoc(uint32 type, int16 id, uint32 h)
571 cebix 1.1 {
572 gbeauche 1.5 if (h == 0)
573 cebix 1.1 return;
574 gbeauche 1.5 uint32 p = ReadMacInt32(h);
575     if (p == 0)
576 cebix 1.1 return;
577 gbeauche 1.5 uint32 size = ReadMacInt32(p - 2 * 4) & 0xffffff;
578 cebix 1.1
579 gbeauche 1.12 CheckLoad(type, id, (uint16 *)Mac2HostAddr(p), size);
580 cebix 1.1 }
581    
582     #ifdef __BEOS__
583     static asm void **get_resource(register uint32 type, register int16 id)
584     {
585     // Create stack frame
586     mflr r0
587     stw r0,8(r1)
588     stwu r1,-(56+12)(r1)
589    
590     // Save type/ID
591     stw r3,56(r1)
592     stw r4,56+4(r1)
593    
594     // Call old routine
595     lwz r0,XLM_GET_RESOURCE
596     lwz r2,XLM_RES_LIB_TOC
597     mtctr r0
598     bctrl
599     lwz r2,XLM_TOC // Get TOC
600     stw r3,56+8(r1) // Save handle
601    
602     // Call CheckLoad
603     lwz r3,56(r1)
604     lwz r4,56+4(r1)
605     lwz r5,56+8(r1)
606     bl check_load_invoc
607     lwz r3,56+8(r1) // Restore handle
608    
609     // Return to caller
610     lwz r0,56+12+8(r1)
611     mtlr r0
612     addi r1,r1,56+12
613     blr
614     }
615    
616     static asm void **get_1_resource(register uint32 type, register int16 id)
617     {
618     // Create stack frame
619     mflr r0
620     stw r0,8(r1)
621     stwu r1,-(56+12)(r1)
622    
623     // Save type/ID
624     stw r3,56(r1)
625     stw r4,56+4(r1)
626    
627     // Call old routine
628     lwz r0,XLM_GET_1_RESOURCE
629     lwz r2,XLM_RES_LIB_TOC
630     mtctr r0
631     bctrl
632     lwz r2,XLM_TOC // Get TOC
633     stw r3,56+8(r1) // Save handle
634    
635     // Call CheckLoad
636     lwz r3,56(r1)
637     lwz r4,56+4(r1)
638     lwz r5,56+8(r1)
639     bl check_load_invoc
640     lwz r3,56+8(r1) // Restore handle
641    
642     // Return to caller
643     lwz r0,56+12+8(r1)
644     mtlr r0
645     addi r1,r1,56+12
646     blr
647     }
648    
649     static asm void **get_ind_resource(register uint32 type, register int16 index)
650     {
651     // Create stack frame
652     mflr r0
653     stw r0,8(r1)
654     stwu r1,-(56+12)(r1)
655    
656     // Save type/index
657     stw r3,56(r1)
658     stw r4,56+4(r1)
659    
660     // Call old routine
661     lwz r0,XLM_GET_IND_RESOURCE
662     lwz r2,XLM_RES_LIB_TOC
663     mtctr r0
664     bctrl
665     lwz r2,XLM_TOC // Get TOC
666     stw r3,56+8(r1) // Save handle
667    
668     // Call CheckLoad
669     lwz r3,56(r1)
670     lwz r4,56+4(r1)
671     lwz r5,56+8(r1)
672     bl check_load_invoc
673     lwz r3,56+8(r1) // Restore handle
674    
675     // Return to caller
676     lwz r0,56+12+8(r1)
677     mtlr r0
678     addi r1,r1,56+12
679     blr
680     }
681    
682     static asm void **get_1_ind_resource(register uint32 type, register int16 index)
683     {
684     // Create stack frame
685     mflr r0
686     stw r0,8(r1)
687     stwu r1,-(56+12)(r1)
688    
689     // Save type/index
690     stw r3,56(r1)
691     stw r4,56+4(r1)
692    
693     // Call old routine
694     lwz r0,XLM_GET_1_IND_RESOURCE
695     lwz r2,XLM_RES_LIB_TOC
696     mtctr r0
697     bctrl
698     lwz r2,XLM_TOC // Get TOC
699     stw r3,56+8(r1) // Save handle
700    
701     // Call CheckLoad
702     lwz r3,56(r1)
703     lwz r4,56+4(r1)
704     lwz r5,56+8(r1)
705     bl check_load_invoc
706     lwz r3,56+8(r1) // Restore handle
707    
708     // Return to caller
709     lwz r0,56+12+8(r1)
710     mtlr r0
711     addi r1,r1,56+12
712     blr
713     }
714    
715     static asm void **r_get_resource(register uint32 type, register int16 id)
716     {
717     // Create stack frame
718     mflr r0
719     stw r0,8(r1)
720     stwu r1,-(56+12)(r1)
721    
722     // Save type/ID
723     stw r3,56(r1)
724     stw r4,56+4(r1)
725    
726     // Call old routine
727     lwz r0,XLM_R_GET_RESOURCE
728     lwz r2,XLM_RES_LIB_TOC
729     mtctr r0
730     bctrl
731     lwz r2,XLM_TOC // Get TOC
732     stw r3,56+8(r1) // Save handle
733    
734     // Call CheckLoad
735     lwz r3,56(r1)
736     lwz r4,56+4(r1)
737     lwz r5,56+8(r1)
738     bl check_load_invoc
739     lwz r3,56+8(r1) // Restore handle
740    
741     // Return to caller
742     lwz r0,56+12+8(r1)
743     mtlr r0
744     addi r1,r1,56+12
745     blr
746     }
747     #else
748     // Routines in asm_linux.S
749     extern "C" void get_resource(void);
750     extern "C" void get_1_resource(void);
751     extern "C" void get_ind_resource(void);
752     extern "C" void get_1_ind_resource(void);
753     extern "C" void r_get_resource(void);
754     #endif
755    
756     void PatchNativeResourceManager(void)
757     {
758     D(bug("PatchNativeResourceManager\n"));
759    
760     // Patch native GetResource()
761 gbeauche 1.5 uint32 upp = ReadMacInt32(0x1480);
762     if ((upp & 0xffc00000) == ROM_BASE)
763 cebix 1.1 return;
764 gbeauche 1.12 uint32 tvec = ReadMacInt32(upp + 5 * 4);
765     D(bug(" GetResource() entry %08x, TOC %08x\n", ReadMacInt32(tvec), ReadMacInt32(tvec + 4)));
766     WriteMacInt32(XLM_RES_LIB_TOC, ReadMacInt32(tvec + 4));
767     WriteMacInt32(XLM_GET_RESOURCE, ReadMacInt32(tvec));
768 gbeauche 1.3 #if EMULATED_PPC
769 gbeauche 1.12 WriteMacInt32(tvec, NativeFunction(NATIVE_GET_RESOURCE));
770 gbeauche 1.3 #else
771 cebix 1.1 #ifdef __BEOS__
772     uint32 *tvec2 = (uint32 *)get_resource;
773 gbeauche 1.12 WriteMacInt32(tvec, tvec2[0]);
774     WriteMacInt32(tvec + 4, tvec2[1]);
775 cebix 1.1 #else
776 gbeauche 1.12 WriteMacInt32(tvec, (uint32)get_resource);
777 cebix 1.1 #endif
778 gbeauche 1.3 #endif
779 cebix 1.1
780     // Patch native Get1Resource()
781 gbeauche 1.5 upp = ReadMacInt32(0x0e7c);
782 gbeauche 1.12 tvec = ReadMacInt32(upp + 5 * 4);
783     D(bug(" Get1Resource() entry %08x, TOC %08x\n", ReadMacInt32(tvec), ReadMacInt32(tvec + 4)));
784     WriteMacInt32(XLM_GET_1_RESOURCE, ReadMacInt32(tvec));
785 gbeauche 1.3 #if EMULATED_PPC
786 gbeauche 1.12 WriteMacInt32(tvec, NativeFunction(NATIVE_GET_1_RESOURCE));
787 gbeauche 1.3 #else
788 cebix 1.1 #ifdef __BEOS__
789     tvec2 = (uint32 *)get_1_resource;
790 gbeauche 1.12 WriteMacInt32(tvec, tvec2[0]);
791     WriteMacInt32(tvec + 4, tvec2[1]);
792 cebix 1.1 #else
793 gbeauche 1.12 WriteMacInt32(tvec, (uint32)get_1_resource);
794 cebix 1.1 #endif
795 gbeauche 1.3 #endif
796 cebix 1.1
797     // Patch native GetIndResource()
798 gbeauche 1.5 upp = ReadMacInt32(0x1474);
799 gbeauche 1.12 tvec = ReadMacInt32(upp + 5 * 4);
800     D(bug(" GetIndResource() entry %08x, TOC %08x\n", ReadMacInt32(tvec), ReadMacInt32(tvec + 4)));
801     WriteMacInt32(XLM_GET_IND_RESOURCE, ReadMacInt32(tvec));
802 gbeauche 1.3 #if EMULATED_PPC
803 gbeauche 1.12 WriteMacInt32(tvec, NativeFunction(NATIVE_GET_IND_RESOURCE));
804 gbeauche 1.3 #else
805 cebix 1.1 #ifdef __BEOS__
806     tvec2 = (uint32 *)get_ind_resource;
807 gbeauche 1.12 WriteMacInt32(tvec, tvec2[0]);
808     WriteMacInt32(tvec + 4, tvec2[1]);
809 cebix 1.1 #else
810 gbeauche 1.12 WriteMacInt32(tvec, (uint32)get_ind_resource);
811 cebix 1.1 #endif
812 gbeauche 1.3 #endif
813 cebix 1.1
814     // Patch native Get1IndResource()
815 gbeauche 1.5 upp = ReadMacInt32(0x0e38);
816 gbeauche 1.12 tvec = ReadMacInt32(upp + 5 * 4);
817     D(bug(" Get1IndResource() entry %08x, TOC %08x\n", ReadMacInt32(tvec), ReadMacInt32(tvec + 4)));
818     WriteMacInt32(XLM_GET_1_IND_RESOURCE, ReadMacInt32(tvec));
819 gbeauche 1.3 #if EMULATED_PPC
820 gbeauche 1.12 WriteMacInt32(tvec, NativeFunction(NATIVE_GET_1_IND_RESOURCE));
821 gbeauche 1.3 #else
822 cebix 1.1 #ifdef __BEOS__
823     tvec2 = (uint32 *)get_1_ind_resource;
824 gbeauche 1.12 WriteMacInt32(tvec, tvec2[0]);
825     WriteMacInt32(tvec + 4, tvec2[1]);
826 cebix 1.1 #else
827 gbeauche 1.12 WriteMacInt32(tvec, (uint32)get_1_ind_resource);
828 cebix 1.1 #endif
829 gbeauche 1.3 #endif
830 cebix 1.1
831     // Patch native RGetResource()
832 gbeauche 1.5 upp = ReadMacInt32(0x0e30);
833 gbeauche 1.12 tvec = ReadMacInt32(upp + 5 * 4);
834     D(bug(" RGetResource() entry %08x, TOC %08x\n", ReadMacInt32(tvec), ReadMacInt32(tvec + 4)));
835     WriteMacInt32(XLM_R_GET_RESOURCE, ReadMacInt32(tvec));
836 gbeauche 1.3 #if EMULATED_PPC
837 gbeauche 1.12 WriteMacInt32(tvec, NativeFunction(NATIVE_R_GET_RESOURCE));
838 gbeauche 1.3 #else
839 cebix 1.1 #ifdef __BEOS__
840     tvec2 = (uint32 *)r_get_resource;
841 gbeauche 1.12 WriteMacInt32(tvec, tvec2[0]);
842     WriteMacInt32(tvec + 4, tvec2[1]);
843 cebix 1.1 #else
844 gbeauche 1.12 WriteMacInt32(tvec, (uint32)r_get_resource);
845 gbeauche 1.3 #endif
846 cebix 1.1 #endif
847     }