1 | /*␊ |
2 | * Copyright (c) 1999-2003 Apple Computer, Inc. All rights reserved.␊ |
3 | *␊ |
4 | * @APPLE_LICENSE_HEADER_START@␊ |
5 | * ␊ |
6 | * Portions Copyright (c) 1999-2003 Apple Computer, Inc. All Rights␊ |
7 | * Reserved. This file contains Original Code and/or Modifications of␊ |
8 | * Original Code as defined in and that are subject to the Apple Public␊ |
9 | * Source License Version 2.0 (the "License"). You may not use this file␊ |
10 | * except in compliance with the License. Please obtain a copy of the␊ |
11 | * License at http://www.apple.com/publicsource and read it before using␊ |
12 | * this file.␊ |
13 | * ␊ |
14 | * The Original Code and all software distributed under the License are␊ |
15 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER␊ |
16 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,␊ |
17 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,␊ |
18 | * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT. Please see the␊ |
19 | * License for the specific language governing rights and limitations␊ |
20 | * under the License.␊ |
21 | * ␊ |
22 | * @APPLE_LICENSE_HEADER_END@␊ |
23 | */␊ |
24 | /*␊ |
25 | * Copyright 1993 NeXT, Inc.␊ |
26 | * All rights reserved.␊ |
27 | */␊ |
28 | ␊ |
29 | #include "boot.h"␊ |
30 | #include "appleClut8.h"␊ |
31 | #include "gui.h"␊ |
32 | #include "IOHibernatePrivate.h"␊ |
33 | ␊ |
34 | /*␊ |
35 | * for spinning disk␊ |
36 | */␊ |
37 | static int currentIndicator = 0;␊ |
38 | ␊ |
39 | int previewTotalSectors = 0;␊ |
40 | int previewLoadedSectors = 0;␊ |
41 | uint8_t *previewSaveunder = 0;␊ |
42 | ␊ |
43 | #define VIDEO(x) (bootArgs->Video.v_ ## x)␊ |
44 | ␊ |
45 | //==========================================================================␊ |
46 | // getVBEInfoString␊ |
47 | ␊ |
48 | char *getVBEInfoString()␊ |
49 | {␊ |
50 | ␉VBEInfoBlock vbeInfo;␊ |
51 | ␉int err, small;␊ |
52 | ␉char *buff = malloc(sizeof(char)*256);␊ |
53 | ␉if(!buff) return 0;␊ |
54 | ␉␊ |
55 | ␉bzero( &vbeInfo, sizeof(vbeInfo) );␊ |
56 | ␉strcpy( (char*)&vbeInfo, "VBE2" );␊ |
57 | ␉err = getVBEInfo( &vbeInfo );␊ |
58 | ␉if (err != errSuccess)␊ |
59 | ␉␉return 0;␊ |
60 | ␉␊ |
61 | ␉if ( strncmp( (char *)vbeInfo.VESASignature, "VESA", 4 ) )␊ |
62 | ␉␉return 0;␊ |
63 | ␉␊ |
64 | ␉small = (vbeInfo.TotalMemory < 16);␊ |
65 | ␉␊ |
66 | ␉sprintf(buff, "VESA v%d.%d %d%s (%s)\n",␊ |
67 | vbeInfo.VESAVersion >> 8,␊ |
68 | vbeInfo.VESAVersion & 0xf,␊ |
69 | small ? (vbeInfo.TotalMemory * 64) : (vbeInfo.TotalMemory / 16),␊ |
70 | small ? "KB" : "MB",␊ |
71 | VBEDecodeFP(const char *, vbeInfo.OEMStringPtr) );␊ |
72 | ␊ |
73 | ␉return buff;␊ |
74 | }␊ |
75 | ␊ |
76 | //==========================================================================␊ |
77 | //␊ |
78 | ␊ |
79 | void ␊ |
80 | printVBEModeInfo()␊ |
81 | {␊ |
82 | VBEInfoBlock vbeInfo;␊ |
83 | unsigned short * modePtr;␊ |
84 | VBEModeInfoBlock modeInfo;␊ |
85 | int err;␊ |
86 | int line;␊ |
87 | ␊ |
88 | ␉bzero( &vbeInfo, sizeof(vbeInfo) );␊ |
89 | strcpy( (char*)&vbeInfo, "VBE2" );␊ |
90 | err = getVBEInfo( &vbeInfo );␊ |
91 | if ( err != errSuccess )␊ |
92 | return;␊ |
93 | ␊ |
94 | line = 0;␊ |
95 | ␊ |
96 | // Activate and clear page 1␊ |
97 | setActiveDisplayPage(1);␊ |
98 | clearScreenRows(0, 24);␊ |
99 | setCursorPosition( 0, 0, 1 );␊ |
100 | ␊ |
101 | printf( getVBEInfoString() );␊ |
102 | ␉printf("Video modes supported:\n", VBEDecodeFP(const char *, vbeInfo.OEMStringPtr));␊ |
103 | ␊ |
104 | // Loop through the mode list, and find the matching mode.␊ |
105 | ␊ |
106 | for ( modePtr = VBEDecodeFP( unsigned short *, vbeInfo.VideoModePtr );␊ |
107 | *modePtr != modeEndOfList; modePtr++ )␊ |
108 | {␊ |
109 | // Get mode information.␊ |
110 | ␊ |
111 | bzero( &modeInfo, sizeof(modeInfo) );␊ |
112 | err = getVBEModeInfo( *modePtr, &modeInfo );␊ |
113 | if ( err != errSuccess )␊ |
114 | {␊ |
115 | continue;␊ |
116 | }␊ |
117 | ␊ |
118 | printf("Mode %x: %dx%dx%d mm:%d attr:%x\n",␊ |
119 | *modePtr, modeInfo.XResolution, modeInfo.YResolution,␊ |
120 | modeInfo.BitsPerPixel, modeInfo.MemoryModel,␊ |
121 | modeInfo.ModeAttributes);␊ |
122 | ␊ |
123 | if (line++ >= 20) {␊ |
124 | pause();␊ |
125 | line = 0;␊ |
126 | clearScreenRows(0, 24);␊ |
127 | setCursorPosition( 0, 0, 1 );␊ |
128 | }␊ |
129 | } ␊ |
130 | if (line != 0) {␊ |
131 | pause();␊ |
132 | }␊ |
133 | setActiveDisplayPage(0);␊ |
134 | }␊ |
135 | ␊ |
136 | char *getVBEModeInfoString()␊ |
137 | {␊ |
138 | ␉VBEInfoBlock vbeInfo;␊ |
139 | unsigned short * modePtr;␊ |
140 | VBEModeInfoBlock modeInfo;␊ |
141 | int err;␊ |
142 | ␊ |
143 | ␉bzero( &vbeInfo, sizeof(vbeInfo) );␊ |
144 | strcpy( (char*)&vbeInfo, "VBE2" );␊ |
145 | err = getVBEInfo( &vbeInfo );␊ |
146 | if ( err != errSuccess )␊ |
147 | return 0;␊ |
148 | ␉␊ |
149 | ␉char *buff=malloc(sizeof(char)*3072);␊ |
150 | ␉if(!buff) return 0;␊ |
151 | ␊ |
152 | ␉// Loop through the mode list, and find the matching mode.␊ |
153 | for ( modePtr = VBEDecodeFP( unsigned short *, vbeInfo.VideoModePtr );␊ |
154 | *modePtr != modeEndOfList; modePtr++ )␊ |
155 | {␊ |
156 | // Get mode information.␊ |
157 | ␊ |
158 | bzero( &modeInfo, sizeof(modeInfo) );␊ |
159 | err = getVBEModeInfo( *modePtr, &modeInfo );␊ |
160 | if ( err != errSuccess )␊ |
161 | {␊ |
162 | continue;␊ |
163 | }␊ |
164 | ␊ |
165 | sprintf(buff+strlen(buff), "Mode %x: %dx%dx%d mm:%d attr:%x\n",␊ |
166 | *modePtr, modeInfo.XResolution, modeInfo.YResolution,␊ |
167 | modeInfo.BitsPerPixel, modeInfo.MemoryModel,␊ |
168 | modeInfo.ModeAttributes);␊ |
169 | ␊ |
170 | } ␊ |
171 | ␉return buff;␊ |
172 | }␊ |
173 | ␊ |
174 | //==========================================================================␊ |
175 | // getVESAModeWithProperties␊ |
176 | //␊ |
177 | // Return the VESA mode that matches the properties specified.␊ |
178 | // If a mode is not found, then return the "best" available mode.␊ |
179 | ␊ |
180 | unsigned short␊ |
181 | getVESAModeWithProperties( unsigned short width,␊ |
182 | unsigned short height,␊ |
183 | unsigned char bitsPerPixel,␊ |
184 | unsigned short attributesSet,␊ |
185 | unsigned short attributesClear,␊ |
186 | VBEModeInfoBlock * outModeInfo,␊ |
187 | unsigned short * vesaVersion )␊ |
188 | {␊ |
189 | VBEInfoBlock vbeInfo;␊ |
190 | unsigned short * modePtr;␊ |
191 | VBEModeInfoBlock modeInfo;␊ |
192 | unsigned char modeBitsPerPixel;␊ |
193 | unsigned short matchedMode = modeEndOfList;␊ |
194 | int err;␊ |
195 | ␊ |
196 | // Clear output mode info.␊ |
197 | ␊ |
198 | bzero( outModeInfo, sizeof(*outModeInfo) );␊ |
199 | ␊ |
200 | // Get VBE controller info containing the list of supported modes.␊ |
201 | ␊ |
202 | bzero( &vbeInfo, sizeof(vbeInfo) );␊ |
203 | strcpy( (char*)&vbeInfo, "VBE2" );␊ |
204 | err = getVBEInfo( &vbeInfo );␊ |
205 | if ( err != errSuccess )␊ |
206 | {␊ |
207 | return modeEndOfList;␊ |
208 | }␊ |
209 | ␊ |
210 | // Report the VESA major/minor version number.␊ |
211 | ␊ |
212 | if (vesaVersion) *vesaVersion = vbeInfo.VESAVersion;␊ |
213 | ␊ |
214 | // Loop through the mode list, and find the matching mode.␊ |
215 | ␊ |
216 | for ( modePtr = VBEDecodeFP( unsigned short *, vbeInfo.VideoModePtr );␊ |
217 | *modePtr != modeEndOfList; modePtr++ )␊ |
218 | {␊ |
219 | // Get mode information.␊ |
220 | ␊ |
221 | bzero( &modeInfo, sizeof(modeInfo) );␊ |
222 | err = getVBEModeInfo( *modePtr, &modeInfo );␊ |
223 | if ( err != errSuccess )␊ |
224 | {␊ |
225 | continue;␊ |
226 | }␊ |
227 | ␊ |
228 | #if DEBUG␊ |
229 | printf("Mode %x: %dx%dx%d mm:%d attr:%x\n",␊ |
230 | *modePtr, modeInfo.XResolution, modeInfo.YResolution,␊ |
231 | modeInfo.BitsPerPixel, modeInfo.MemoryModel,␊ |
232 | modeInfo.ModeAttributes);␊ |
233 | #endif␊ |
234 | ␊ |
235 | // Filter out unwanted modes based on mode attributes.␊ |
236 | ␊ |
237 | if ( ( ( modeInfo.ModeAttributes & attributesSet ) != attributesSet )␊ |
238 | || ( ( modeInfo.ModeAttributes & attributesClear ) != 0 ) )␊ |
239 | {␊ |
240 | continue;␊ |
241 | }␊ |
242 | ␊ |
243 | // Pixel depth in bits.␊ |
244 | ␊ |
245 | modeBitsPerPixel = modeInfo.BitsPerPixel;␊ |
246 | ␊ |
247 | if ( ( modeBitsPerPixel == 4 ) && ( modeInfo.MemoryModel == 0 ) )␊ |
248 | {␊ |
249 | // Text mode, 16 colors.␊ |
250 | }␊ |
251 | else if ( ( modeBitsPerPixel == 8 ) && ( modeInfo.MemoryModel == 4 ) )␊ |
252 | {␊ |
253 | // Packed pixel, 256 colors.␊ |
254 | }␊ |
255 | else if ( ( ( modeBitsPerPixel == 16 ) || ( modeBitsPerPixel == 15 ) )␊ |
256 | && ( modeInfo.MemoryModel == 6 )␊ |
257 | && ( modeInfo.RedMaskSize == 5 )␊ |
258 | && ( modeInfo.GreenMaskSize == 5 )␊ |
259 | && ( modeInfo.BlueMaskSize == 5 ) )␊ |
260 | {␊ |
261 | // Direct color, 16 bpp (1:5:5:5).␊ |
262 | modeInfo.BitsPerPixel = modeBitsPerPixel = 16;␊ |
263 | }␊ |
264 | else if ( ( modeBitsPerPixel == 32 )␊ |
265 | && ( modeInfo.MemoryModel == 6 )␊ |
266 | && ( modeInfo.RedMaskSize == 8 )␊ |
267 | && ( modeInfo.GreenMaskSize == 8 )␊ |
268 | && ( modeInfo.BlueMaskSize == 8 ) )␊ |
269 | {␊ |
270 | // Direct color, 32 bpp (8:8:8:8).␊ |
271 | }␊ |
272 | else␊ |
273 | {␊ |
274 | continue; // Not a supported mode.␊ |
275 | }␊ |
276 | ␊ |
277 | // Modes larger than the specified dimensions are skipped.␊ |
278 | ␊ |
279 | if ( ( modeInfo.XResolution > width ) ||␊ |
280 | ( modeInfo.YResolution > height ) )␊ |
281 | {␊ |
282 | continue;␊ |
283 | }␊ |
284 | ␊ |
285 | // Perfect match, we're done looking.␊ |
286 | ␊ |
287 | if ( ( modeInfo.XResolution == width ) &&␊ |
288 | ( modeInfo.YResolution == height ) &&␊ |
289 | ( modeBitsPerPixel == bitsPerPixel ) )␊ |
290 | {␊ |
291 | matchedMode = *modePtr;␊ |
292 | bcopy( &modeInfo, outModeInfo, sizeof(modeInfo) );␊ |
293 | break;␊ |
294 | }␊ |
295 | ␊ |
296 | // Save the next "best" mode in case a perfect match is not found.␊ |
297 | ␊ |
298 | if ( modeInfo.XResolution == outModeInfo->XResolution &&␊ |
299 | modeInfo.YResolution == outModeInfo->YResolution &&␊ |
300 | modeBitsPerPixel <= outModeInfo->BitsPerPixel )␊ |
301 | {␊ |
302 | continue; // Saved mode has more depth.␊ |
303 | }␊ |
304 | if ( modeInfo.XResolution < outModeInfo->XResolution ||␊ |
305 | modeInfo.YResolution < outModeInfo->YResolution ||␊ |
306 | modeBitsPerPixel < outModeInfo->BitsPerPixel )␊ |
307 | {␊ |
308 | continue; // Saved mode has more resolution.␊ |
309 | }␊ |
310 | ␊ |
311 | matchedMode = *modePtr;␊ |
312 | bcopy( &modeInfo, outModeInfo, sizeof(modeInfo) );␊ |
313 | }␊ |
314 | ␊ |
315 | return matchedMode;␊ |
316 | }␊ |
317 | ␊ |
318 | //==========================================================================␊ |
319 | // setupPalette␊ |
320 | ␊ |
321 | static void setupPalette( VBEPalette * p, const unsigned char * g )␊ |
322 | {␊ |
323 | int i;␊ |
324 | unsigned char * source = (unsigned char *) g;␊ |
325 | ␊ |
326 | for (i = 0; i < 256; i++)␊ |
327 | {␊ |
328 | (*p)[i] = 0;␊ |
329 | (*p)[i] |= ((unsigned long)((*source++) >> 2)) << 16; // Red␊ |
330 | (*p)[i] |= ((unsigned long)((*source++) >> 2)) << 8; // Green␊ |
331 | (*p)[i] |= ((unsigned long)((*source++) >> 2)); // Blue␊ |
332 | }␊ |
333 | }␊ |
334 | ␊ |
335 | //==========================================================================␊ |
336 | // Simple decompressor for boot images encoded in RLE format.␊ |
337 | ␊ |
338 | char * decodeRLE( const void * rleData, int rleBlocks, int outBytes )␊ |
339 | {␊ |
340 | char *out, *cp;␊ |
341 | ␊ |
342 | struct RLEBlock {␊ |
343 | unsigned char count;␊ |
344 | unsigned char value;␊ |
345 | } * bp = (struct RLEBlock *) rleData;␊ |
346 | ␊ |
347 | out = cp = malloc( outBytes );␊ |
348 | if ( out == NULL ) return NULL;␊ |
349 | ␊ |
350 | while ( rleBlocks-- )␊ |
351 | {␊ |
352 | memset( cp, bp->value, bp->count );␊ |
353 | cp += bp->count;␊ |
354 | bp++;␊ |
355 | }␊ |
356 | ␊ |
357 | return out;␊ |
358 | }␊ |
359 | ␊ |
360 | //==========================================================================␊ |
361 | // setVESAGraphicsMode␊ |
362 | ␊ |
363 | static int␊ |
364 | setVESAGraphicsMode( unsigned short width,␊ |
365 | unsigned short height,␊ |
366 | unsigned char bitsPerPixel,␊ |
367 | unsigned short refreshRate )␊ |
368 | {␊ |
369 | ␉bool␉␉␉ debugInfo = false; //Azi:debuginfo␊ |
370 | ␉extern bool␉␉ showBootBanner; //␉␉||␊ |
371 | VBEModeInfoBlock minfo;␊ |
372 | unsigned short mode;␊ |
373 | unsigned short vesaVersion;␊ |
374 | int err = errFuncNotSupported;␊ |
375 | ␊ |
376 | do {␊ |
377 | mode = getVESAModeWithProperties( width, height, bitsPerPixel,␊ |
378 | maColorModeBit |␊ |
379 | maModeIsSupportedBit |␊ |
380 | maGraphicsModeBit |␊ |
381 | maLinearFrameBufferAvailBit,␊ |
382 | 0,␊ |
383 | &minfo, &vesaVersion );␊ |
384 | if ( mode == modeEndOfList )␊ |
385 | {␊ |
386 | break;␊ |
387 | }␊ |
388 | ␊ |
389 | ␉␉if (refreshRate != 60) refreshRate = 60;␊ |
390 | ␊ |
391 | //␊ |
392 | // FIXME : generateCRTCTiming() causes crash.␊ |
393 | //␊ |
394 | ␊ |
395 | // if ( (vesaVersion >> 8) >= 3 && refreshRate >= 60 &&␊ |
396 | // (gBootMode & kBootModeSafe) == 0 )␊ |
397 | // {␊ |
398 | // VBECRTCInfoBlock timing;␊ |
399 | // ␊ |
400 | // // Generate CRTC timing for given refresh rate.␊ |
401 | // ␊ |
402 | // generateCRTCTiming( minfo.XResolution, minfo.YResolution,␊ |
403 | // refreshRate, kCRTCParamRefreshRate,␊ |
404 | // &timing );␊ |
405 | // ␊ |
406 | // // Find the actual pixel clock supported by the hardware.␊ |
407 | // ␊ |
408 | // getVBEPixelClock( mode, &timing.PixelClock );␊ |
409 | // ␊ |
410 | // // Re-compute CRTC timing based on actual pixel clock.␊ |
411 | // ␊ |
412 | // generateCRTCTiming( minfo.XResolution, minfo.YResolution,␊ |
413 | // timing.PixelClock, kCRTCParamPixelClock,␊ |
414 | // &timing );␊ |
415 | // ␊ |
416 | // // Set the video mode and use specified CRTC timing.␊ |
417 | // ␊ |
418 | // err = setVBEMode( mode | kLinearFrameBufferBit |␊ |
419 | // kCustomRefreshRateBit, &timing );␊ |
420 | // }␊ |
421 | // else␊ |
422 | // {␊ |
423 | // // Set the mode with default refresh rate.␊ |
424 | // ␊ |
425 | // err = setVBEMode( mode | kLinearFrameBufferBit, NULL );␊ |
426 | // }␊ |
427 | ␊ |
428 | #ifdef AUTORES_DEBUG␊ |
429 | ␉␉printf("Is about to set mode #%d with resolution %dx%d\n", mode, minfo.XResolution, minfo.YResolution);␊ |
430 | ␉␉//getc(); //Azi: boot hangs, on the second call (like "old" Wait=y issue).␊ |
431 | ␉␉sleep(2);␊ |
432 | #endif␊ |
433 | // Set the mode with default refresh rate.␊ |
434 | err = setVBEMode( mode | kLinearFrameBufferBit, NULL );␊ |
435 | ␊ |
436 | if ( err != errSuccess )␊ |
437 | {␊ |
438 | #ifdef AUTORES_DEBUG␊ |
439 | ␉␉␉printf("setVBEMode failed to set mode %d (%dx%d) with error #%d\n",␊ |
440 | ␉␉␉␉ mode, minfo.XResolution, minfo.YResolution, err);␊ |
441 | ␉␉␉sleep(2); //Azi: i suppose the same as above.␊ |
442 | #endif␊ |
443 | break;␊ |
444 | }␊ |
445 | ␊ |
446 | // Set 8-bit color palette.␊ |
447 | ␊ |
448 | if ( minfo.BitsPerPixel == 8 )␊ |
449 | {␊ |
450 | VBEPalette palette;␊ |
451 | setupPalette( &palette, appleClut8 );␊ |
452 | if ((err = setVBEPalette(palette)) != errSuccess)␊ |
453 | {␊ |
454 | break;␊ |
455 | }␊ |
456 | }␊ |
457 | ␊ |
458 | // Is this required for buggy Video BIOS implementations?␊ |
459 | // On which adapter?␊ |
460 | ␊ |
461 | if ( minfo.BytesPerScanline == 0 )␊ |
462 | minfo.BytesPerScanline = ( minfo.XResolution *␊ |
463 | minfo.BitsPerPixel ) >> 3;␊ |
464 | ␊ |
465 | // Update KernBootStruct using info provided by the selected␊ |
466 | // VESA mode.␊ |
467 | ␊ |
468 | bootArgs->Video.v_display = GRAPHICS_MODE;␊ |
469 | bootArgs->Video.v_width = minfo.XResolution;␊ |
470 | bootArgs->Video.v_height = minfo.YResolution;␊ |
471 | bootArgs->Video.v_depth = minfo.BitsPerPixel;␊ |
472 | bootArgs->Video.v_rowBytes = minfo.BytesPerScanline;␊ |
473 | bootArgs->Video.v_baseAddr = VBEMakeUInt32(minfo.PhysBasePtr);␊ |
474 | ␊ |
475 | ␉␉//Azi: mm & attr info on DebugInfo - from autoResolution branch.␊ |
476 | ␉␉getBoolForKey(kDebugInfoKey, &debugInfo, &bootInfo->bootConfig);␊ |
477 | ␊ |
478 | ␉␉if (debugInfo && showBootBanner)␊ |
479 | ␉␉{␊ |
480 | ␉␉␉gui.screen.mm␉␉ = minfo.MemoryModel;␊ |
481 | ␉␉␉gui.screen.attr␉␉ = minfo.ModeAttributes;␊ |
482 | ␉␉}␊ |
483 | }␊ |
484 | while ( 0 );␊ |
485 | ␊ |
486 | return err;␊ |
487 | }␊ |
488 | ␊ |
489 | int␊ |
490 | convertImage( unsigned short width,␊ |
491 | unsigned short height,␊ |
492 | const unsigned char *imageData,␊ |
493 | unsigned char **newImageData )␊ |
494 | {␊ |
495 | int cnt;␊ |
496 | unsigned char *img = 0;␊ |
497 | unsigned short *img16;␊ |
498 | unsigned long *img32;␊ |
499 | ␊ |
500 | switch ( VIDEO(depth) ) {␊ |
501 | case 16 :␊ |
502 | img16 = malloc(width * height * 2);␊ |
503 | if ( !img16 ) break;␊ |
504 | for (cnt = 0; cnt < (width * height); cnt++)␊ |
505 | img16[cnt] = lookUpCLUTIndex(imageData[cnt], 16);␊ |
506 | img = (unsigned char *)img16;␊ |
507 | break;␊ |
508 | ␊ |
509 | case 32 :␊ |
510 | img32 = malloc(width * height * 4);␊ |
511 | if ( !img32 ) break;␊ |
512 | for (cnt = 0; cnt < (width * height); cnt++)␊ |
513 | img32[cnt] = lookUpCLUTIndex(imageData[cnt], 32);␊ |
514 | img = (unsigned char *)img32;␊ |
515 | break;␊ |
516 | ␊ |
517 | default :␊ |
518 | img = malloc(width * height);␊ |
519 | bcopy(imageData, img, width * height);␊ |
520 | break;␊ |
521 | }␊ |
522 | *newImageData = img;␊ |
523 | return 0;␊ |
524 | }␊ |
525 | ␊ |
526 | int loadPngImage(const char *filename, uint16_t *width, uint16_t *height,␊ |
527 | uint8_t **imageData)␊ |
528 | {␊ |
529 | uint8_t *pngData = NULL;␊ |
530 | int pngFile = 0, pngSize;␊ |
531 | PNG_info_t *info;␊ |
532 | int error = 0;␊ |
533 | ␊ |
534 | pngFile = open_bvdev("bt(0,0)", filename, 0);␊ |
535 | if (pngFile == -1) {␊ |
536 | error = -1;␊ |
537 | goto failed;␊ |
538 | }␊ |
539 | pngSize = file_size(pngFile);␊ |
540 | if (!pngSize) {␊ |
541 | error = -1;␊ |
542 | goto failed;␊ |
543 | }␊ |
544 | pngData = malloc(pngSize);␊ |
545 | if (read(pngFile, (char *) pngData, pngSize) != pngSize) {␊ |
546 | error = -1;␊ |
547 | goto failed;␊ |
548 | }␊ |
549 | ␊ |
550 | PNG_error = -1;␊ |
551 | info = PNG_decode(pngData, pngSize);␊ |
552 | if (PNG_error != 0) {␊ |
553 | error = PNG_error;␊ |
554 | goto failed;␊ |
555 | } else if ((info->width > 0xffff) || (info->height > 0xffff)) {␊ |
556 | error = -1;␊ |
557 | goto failed;␊ |
558 | } else if ((info->width * info->height * 4) != info->image->size) {␊ |
559 | error = -1;␊ |
560 | goto failed;␊ |
561 | }␊ |
562 | ␉uint8_t *result = malloc(info->width*4*info->height);␊ |
563 | *width = info->width;␊ |
564 | *height = info->height;␊ |
565 | ␉memcpy(result, info->image->data, info->width*4*info->height);␊ |
566 | ␉*imageData = result;␊ |
567 | ␊ |
568 | failed:␊ |
569 | ␉png_alloc_free_all();␊ |
570 | if (pngData)␊ |
571 | free(pngData);␊ |
572 | if (pngFile != -1)␊ |
573 | close(pngFile);␊ |
574 | ␊ |
575 | return error;␊ |
576 | }␊ |
577 | ␊ |
578 | int loadEmbeddedPngImage(uint8_t *pngData, int pngSize, uint16_t *width, uint16_t *height, uint8_t **imageData) {␊ |
579 | PNG_info_t *info;␊ |
580 | int error = 0;␊ |
581 | ␉␊ |
582 | PNG_error = -1;␊ |
583 | info = PNG_decode(pngData, pngSize);␊ |
584 | ␉if (PNG_error != 0) {␊ |
585 | error = PNG_error;␊ |
586 | goto failed;␊ |
587 | } else if ((info->width > 0xffff) || (info->height > 0xffff)) {␊ |
588 | error = -1;␊ |
589 | goto failed;␊ |
590 | } else if ((info->width * info->height * 4) != info->image->size) {␊ |
591 | error = -1;␊ |
592 | goto failed;␊ |
593 | }␊ |
594 | ␉uint8_t *result = malloc(info->width*4*info->height);␊ |
595 | ␉*width = info->width;␊ |
596 | *height = info->height;␊ |
597 | ␉memcpy(result, info->image->data, info->width*4*info->height);␊ |
598 | ␉*imageData = result;␊ |
599 | ␊ |
600 | failed:␊ |
601 | ␉png_alloc_free_all();␊ |
602 | ␊ |
603 | return error;␊ |
604 | }␊ |
605 | ␊ |
606 | void blendImage(uint16_t x, uint16_t y, uint16_t width, uint16_t height,␊ |
607 | uint8_t *data)␊ |
608 | {␊ |
609 | uint16_t drawWidth;␊ |
610 | uint8_t *vram = (uint8_t *) VIDEO(baseAddr) + VIDEO(rowBytes) * y + 4 * x;␊ |
611 | ␊ |
612 | drawWidth = MIN(width, VIDEO(width) - x);␊ |
613 | height = MIN(height, VIDEO(height) - y);␊ |
614 | while (height--) {␊ |
615 | ␉␉switch (VIDEO (depth))␊ |
616 | ␉␉{␊ |
617 | ␉␉␉case 32: /* Optimized version*/␊ |
618 | ␉␉␉{␊ |
619 | ␉␉␉␉uint32_t s; uint32_t* d; // Source (img) and destination (bkgd) pixels␊ |
620 | ␉␉␉␉uint32_t a; // Alpha␊ |
621 | ␉␉␉␉uint32_t dstrb, dstg, srcrb, srcg, drb, dg, rb, g, tempB; // Intermediate variables␊ |
622 | ␉␉␉␉uint16_t pos;␊ |
623 | ␉␉␉␉␊ |
624 | ␉␉␉␉for (pos = 0; pos < drawWidth * 4; pos += 4) {␊ |
625 | ␉␉␉␉␉// Fast pseudo-vector alpha blending, adapted from: http://www.stereopsis.com/doubleblend.html␊ |
626 | ␉␉␉␉␉s = *((uint32_t*) (data + pos));␊ |
627 | ␉␉␉␉␉d = (uint32_t*) (vram + pos);␊ |
628 | ␊ |
629 | ␉␉␉␉␉// Flip B and R in source␊ |
630 | ␉␉␉␉␉// TODO: use XCHG and inline assembly to do this in a faster, saner way␊ |
631 | ␉␉␉␉␉tempB = (s & 0xFF0000); // save B␊ |
632 | ␉␉␉␉␉s = (s & 0xFF00FFFF) | ((s & 0xFF) << 16); // put R in B␊ |
633 | ␉␉␉␉␉s = (s & 0xFFFFFF00) | (tempB >> 16); // put B in R␊ |
634 | ␊ |
635 | ␉␉␉␉␉a = (s >> 24) + 1;␊ |
636 | ␊ |
637 | ␉␉␉␉␉dstrb = *d & 0xFF00FF; dstg = *d & 0xFF00;␊ |
638 | ␉␉␉␉␉srcrb = s & 0xFF00FF; srcg = s & 0xFF00;␊ |
639 | ␊ |
640 | ␉␉␉␉␉drb = srcrb - dstrb;␊ |
641 | ␉␉␉␉␉dg = srcg - dstg;␊ |
642 | ␉␉␉␉␉drb *= a; dg *= a;␊ |
643 | ␉␉␉␉␉drb >>= 8; dg >>= 8;␊ |
644 | ␊ |
645 | ␉␉␉␉␉rb = (drb + dstrb) & 0xFF00FF;␊ |
646 | ␉␉␉␉␉g = (dg + dstg) & 0xFF00;␊ |
647 | ␊ |
648 | ␉␉␉␉␉*d = rb | g;␊ |
649 | ␉␉␉␉}␊ |
650 | ␉␉␉}␊ |
651 | ␉␉␉break;␊ |
652 | ␉␉␉␉␊ |
653 | ␉␉␉default: /*Universal version*/␊ |
654 | ␉␉␉{␊ |
655 | ␉␉␉␉uint32_t s; ␊ |
656 | ␉␉␉␉uint32_t a; // Alpha␊ |
657 | ␉␉␉␉uint32_t dr, dg, db, sr, sg, sb; // Intermediate variables␊ |
658 | ␉␉␉␉uint16_t pos;␊ |
659 | ␉␉␉␉int bpp = (VIDEO (depth) + 7)/8;␊ |
660 | ␉␉␉␉␊ |
661 | ␉␉␉␉for (pos = 0; pos < drawWidth; pos ++) {␊ |
662 | ␉␉␉␉␉// Fast pseudo-vector alpha blending, adapted from: http://www.stereopsis.com/doubleblend.html␊ |
663 | ␉␉␉␉␉s = *((uint32_t*) (data + 4*pos));␊ |
664 | ␉␉␉␉␉␊ |
665 | ␉␉␉␉␉sb = (s & 0xFF0000) >> 16;␊ |
666 | ␉␉␉␉␉sg = (s & 0xFF00) >> 8;␊ |
667 | ␉␉␉␉␉sr = (s & 0xFF);␊ |
668 | ␉␉␉␉␉␊ |
669 | ␉␉␉␉␉a = (s >> 24) + 1;␊ |
670 | ␉␉␉␉␉␊ |
671 | ␉␉␉␉␉switch (VIDEO (depth))␊ |
672 | ␉␉␉␉␉{␊ |
673 | ␉␉␉␉␉␉case 24:␊ |
674 | ␉␉␉␉␉␉␉db = ((*(uint32_t *)(vram + bpp*pos))&0xff);␊ |
675 | ␉␉␉␉␉␉␉dg = ((*(uint32_t *)(vram + bpp*pos))&0xff00)>>8;␊ |
676 | ␉␉␉␉␉␉␉dr = ((*(uint32_t *)(vram + bpp*pos))&0xff0000)>>16;␊ |
677 | ␉␉␉␉␉␉␉break;␊ |
678 | ␉␉␉␉␉␉case 16://16-bit seems to be 15-bit␊ |
679 | /*␉␉␉␉␉␉␉db = ((*(uint16_t *)(vram + bpp*pos))&0x1f)<<3;␊ |
680 | ␉␉␉␉␉␉␉dg = ((*(uint16_t *)(vram + bpp*pos))&0x07e0)>>3;␊ |
681 | ␉␉␉␉␉␉␉dr = ((*(uint16_t *)(vram + bpp*pos))&0xf800)>>8;␊ |
682 | ␉␉␉␉␉␉␉break;␉␉␉␉␉␉␉*/␊ |
683 | ␉␉␉␉␉␉case 15:␊ |
684 | ␉␉␉␉␉␉␉db = ((*(uint16_t *)(vram + bpp*pos))&0x1f)<<3;␊ |
685 | ␉␉␉␉␉␉␉dg = ((*(uint16_t *)(vram + bpp*pos))&0x03e0)>>2;␊ |
686 | ␉␉␉␉␉␉␉dr = ((*(uint16_t *)(vram + bpp*pos))&0x7c00)>>7;␊ |
687 | ␉␉␉␉␉␉␉break;␉␉␊ |
688 | ␉␉␉␉␉␉default:␊ |
689 | ␉␉␉␉␉␉␉return;␊ |
690 | ␉␉␉␉␉}␊ |
691 | ␊ |
692 | ␉␉␉␉␉dr = (((sr - dr) * a) >> 8) + dr;␊ |
693 | ␉␉␉␉␉dg = (((sg - dg) * a) >> 8) + dg;␊ |
694 | ␉␉␉␉␉db = (((sb - db) * a) >> 8) + db;␊ |
695 | ␉␉␉␉␉switch (VIDEO (depth))␊ |
696 | ␉␉␉␉␉{␊ |
697 | ␉␉␉␉␉␉case 24:␊ |
698 | ␉␉␉␉␉␉␉*(uint32_t *)(vram + bpp*pos) = (*(uint32_t *)(vram + bpp*pos) &0xff000000)␊ |
699 | ␉␉␉␉␉␉␉| (db&0xff) | ((dg&0xff)<<8) | ((dr&0xff)<<16);␊ |
700 | ␉␉␉␉␉␉␉break;␊ |
701 | ␉␉␉␉␉␉case 16:␊ |
702 | //␉␉␉␉␉␉␉*(uint16_t *)(vram + bpp*pos) = ((db&0xf8)>>3) | ((dg&0xfc)<<3) | ((dr&0xf8)<<8);␊ |
703 | //␉␉␉␉␉␉␉break;␉␉␉␉␉␉␉␊ |
704 | ␉␉␉␉␉␉case 15:␊ |
705 | ␉␉␉␉␉␉␉*(uint16_t *)(vram + bpp*pos) = ((db&0xf8)>>3) | ((dg&0xf8)<<2) | ((dr&0xf8)<<7);␊ |
706 | ␉␉␉␉␉␉␉break;␉␉␉␉␉␉␉␉␉␉␉␉␉␉␊ |
707 | ␉␉␉␉␉}␊ |
708 | ␉␉␉␉␉␊ |
709 | ␉␉␉␉}␉␉␉␉␊ |
710 | ␉␉␉}␊ |
711 | ␉␉␉break;␊ |
712 | }␊ |
713 | vram += VIDEO(rowBytes);␊ |
714 | data += width * 4;␊ |
715 | }␊ |
716 | }␊ |
717 | ␊ |
718 | void drawCheckerBoard()␊ |
719 | {␊ |
720 | uint32_t *vram = (uint32_t *) VIDEO(baseAddr);␊ |
721 | uint16_t x, y;␊ |
722 | uint8_t color;␊ |
723 | ␊ |
724 | for (y = 0; y < VIDEO(height); y++, vram += VIDEO(width)) {␊ |
725 | for (x = 0; x < VIDEO(width); x++) {␊ |
726 | color = 204 + 51 * (((x / 8) % 2) == ((y / 8) % 2));␊ |
727 | vram[x] = (color << 16) | (color << 8) | color;␊ |
728 | }␊ |
729 | }␊ |
730 | }␊ |
731 | ␊ |
732 | //==========================================================================␊ |
733 | // LookUpCLUTIndex␊ |
734 | ␊ |
735 | unsigned long lookUpCLUTIndex( unsigned char index,␊ |
736 | unsigned char depth )␊ |
737 | {␊ |
738 | long result, red, green, blue;␊ |
739 | ␊ |
740 | red = appleClut8[index * 3 + 0];␊ |
741 | green = appleClut8[index * 3 + 1];␊ |
742 | blue = appleClut8[index * 3 + 2];␊ |
743 | ␊ |
744 | switch (depth) {␊ |
745 | case 16 :␊ |
746 | result = ((red & 0xF8) << 7) | ␊ |
747 | ((green & 0xF8) << 2) |␊ |
748 | ((blue & 0xF8) >> 3);␊ |
749 | result |= (result << 16);␊ |
750 | break;␊ |
751 | ␊ |
752 | case 32 :␊ |
753 | result = (red << 16) | (green << 8) | blue;␊ |
754 | break;␊ |
755 | ␊ |
756 | default :␊ |
757 | result = index | (index << 8);␊ |
758 | result |= (result << 16);␊ |
759 | break;␊ |
760 | }␊ |
761 | ␊ |
762 | return result;␊ |
763 | }␊ |
764 | ␊ |
765 | //==========================================================================␊ |
766 | // drawColorRectangle␊ |
767 | ␊ |
768 | void * stosl(void * dst, long val, long len)␊ |
769 | {␊ |
770 | asm volatile ( "rep; stosl"␊ |
771 | : "=c" (len), "=D" (dst)␊ |
772 | : "0" (len), "1" (dst), "a" (val)␊ |
773 | : "memory" );␊ |
774 | ␊ |
775 | return dst;␊ |
776 | }␊ |
777 | ␊ |
778 | void drawColorRectangle( unsigned short x,␊ |
779 | unsigned short y,␊ |
780 | unsigned short width,␊ |
781 | unsigned short height,␊ |
782 | unsigned char colorIndex )␊ |
783 | {␊ |
784 | long pixelBytes;␊ |
785 | long color = lookUpCLUTIndex( colorIndex, VIDEO(depth) );␊ |
786 | char * vram;␊ |
787 | ␊ |
788 | pixelBytes = VIDEO(depth) / 8;␊ |
789 | vram = (char *) VIDEO(baseAddr) +␊ |
790 | VIDEO(rowBytes) * y + pixelBytes * x;␊ |
791 | ␊ |
792 | width = MIN(width, VIDEO(width) - x);␊ |
793 | height = MIN(height, VIDEO(height) - y);␊ |
794 | ␊ |
795 | while ( height-- )␊ |
796 | {␊ |
797 | int rem = ( pixelBytes * width ) % 4;␊ |
798 | if ( rem ) bcopy( &color, vram, rem );␊ |
799 | stosl( vram + rem, color, pixelBytes * width / 4 );␊ |
800 | vram += VIDEO(rowBytes);␊ |
801 | }␊ |
802 | }␊ |
803 | ␊ |
804 | //==========================================================================␊ |
805 | // drawDataRectangle␊ |
806 | ␊ |
807 | void drawDataRectangle( unsigned short x,␊ |
808 | unsigned short y,␊ |
809 | unsigned short width,␊ |
810 | unsigned short height,␊ |
811 | unsigned char * data )␊ |
812 | {␊ |
813 | unsigned short drawWidth;␊ |
814 | long pixelBytes = VIDEO(depth) / 8;␊ |
815 | unsigned char * vram = (unsigned char *) VIDEO(baseAddr) +␊ |
816 | VIDEO(rowBytes) * y + pixelBytes * x;␊ |
817 | ␊ |
818 | drawWidth = MIN(width, VIDEO(width) - x);␊ |
819 | height = MIN(height, VIDEO(height) - y);␊ |
820 | while ( height-- ) {␊ |
821 | bcopy( data, vram, drawWidth * pixelBytes );␊ |
822 | vram += VIDEO(rowBytes);␊ |
823 | data += width * pixelBytes;␊ |
824 | }␊ |
825 | }␊ |
826 | ␊ |
827 | void␊ |
828 | loadImageScale (void *input, int iw, int ih, int ip, void *output, int ow, int oh, int op, int or)␊ |
829 | {␊ |
830 | ␉int x,y, off;␊ |
831 | ␉int red=0x7f, green=0x7f, blue=0x7f;␊ |
832 | ␉for (x=0;x<ow;x++)␊ |
833 | ␉␉for (y=0;y<oh;y++)␊ |
834 | ␉␉{␊ |
835 | ␉␉␉off=(x*iw)/ow+((y*ih)/oh)*iw;␊ |
836 | ␉␉␉switch (ip)␊ |
837 | ␉␉␉{␊ |
838 | ␉␉␉␉case 16:␊ |
839 | ␉␉␉␉{␊ |
840 | ␉␉␉␉␉uint16_t val;␊ |
841 | ␉␉␉␉␉val=((uint16_t *)input)[off];␊ |
842 | ␉␉␉␉␉red=(val>>7)&0xf8;␊ |
843 | ␉␉␉␉␉green=(val>>2)&0xf8;␊ |
844 | ␉␉␉␉␉blue=(val<<3)&0xf8;␊ |
845 | ␉␉␉␉␉break;␉␉␊ |
846 | ␉␉␉␉}␊ |
847 | ␉␉␉␉case 32:␊ |
848 | ␉␉␉␉{␊ |
849 | ␉␉␉␉␉uint32_t val;␊ |
850 | ␉␉␉␉␉val=((uint32_t *)input)[off];␊ |
851 | ␉␉␉␉␉red=(val>>16)&0xff;␊ |
852 | ␉␉␉␉␉green=(val>>8)&0xff;␊ |
853 | ␉␉␉␉␉blue=(val)&0xff;␊ |
854 | ␉␉␉␉␉break;␊ |
855 | ␉␉␉␉}␉␉␉␉␊ |
856 | ␉␉␉}␊ |
857 | ␉␉␉char *ptr=(char *)output+x*(op/8)+y*or;␊ |
858 | ␉␉␉switch (op)␊ |
859 | ␉␉␉{␊ |
860 | ␉␉␉␉case 16:␊ |
861 | ␉␉␉␉␉*((uint16_t *)ptr) = ((red & 0xF8) << 7) | ␊ |
862 | ␉␉␉␉␉((green & 0xF8) << 2) |␊ |
863 | ␉␉␉␉␉((blue & 0xF8) >> 3);␊ |
864 | ␉␉␉␉␉break;␊ |
865 | ␉␉␉␉case 32 :␊ |
866 | ␉␉␉␉␉*((uint32_t *)ptr) = (red << 16) | (green << 8) | blue;␊ |
867 | ␉␉␉␉␉break;␊ |
868 | ␉␉␉}␊ |
869 | ␉␉}␊ |
870 | }␊ |
871 | ␊ |
872 | DECLARE_IOHIBERNATEPROGRESSALPHA␊ |
873 | ␊ |
874 | void drawPreview(void *src, uint8_t * saveunder)␊ |
875 | {␊ |
876 | ␉uint8_t * screen;␊ |
877 | ␉uint32_t rowBytes, pixelShift;␊ |
878 | ␉uint32_t x, y;␊ |
879 | ␉int32_t blob;␊ |
880 | ␉uint32_t alpha, in, color, result;␊ |
881 | ␉uint8_t * out;␊ |
882 | ␉void *uncomp;␊ |
883 | ␉int origwidth, origheight, origbpx;␊ |
884 | ␉uint32_t saveindex[kIOHibernateProgressCount] = { 0 };␊ |
885 | ␉␉␊ |
886 | ␉if (src && (uncomp=DecompressData(src, &origwidth, &origheight, &origbpx)))␊ |
887 | ␉{␊ |
888 | ␉␉if (!setVESAGraphicsMode(origwidth, origheight, origbpx, 0))␊ |
889 | ␉␉␉if (initGraphicsMode () != errSuccess)␊ |
890 | ␉␉␉␉return;␊ |
891 | ␉␉screen = (uint8_t *) VIDEO (baseAddr);␊ |
892 | ␉␉rowBytes = VIDEO (rowBytes);␊ |
893 | ␉␉loadImageScale (uncomp, origwidth, origheight, origbpx, screen, VIDEO(width), VIDEO(height), VIDEO(depth), VIDEO (rowBytes));␊ |
894 | ␉}␊ |
895 | ␉else␊ |
896 | ␉{␊ |
897 | ␉␉if (initGraphicsMode () != errSuccess)␊ |
898 | ␉␉␉return;␊ |
899 | ␉␉screen = (uint8_t *) VIDEO (baseAddr);␊ |
900 | ␉␉rowBytes = VIDEO (rowBytes);␊ |
901 | ␉␉// Set the screen to 75% grey.␊ |
902 | drawColorRectangle(0, 0, VIDEO(width), VIDEO(height), 0x01 /* color index */);␊ |
903 | ␉}␊ |
904 | ␉␊ |
905 | ␉␊ |
906 | ␉pixelShift = VIDEO (depth) >> 4;␊ |
907 | ␉if (pixelShift < 1) return;␊ |
908 | ␉␊ |
909 | ␉screen += ((VIDEO (width) ␊ |
910 | ␉␉␉␉- kIOHibernateProgressCount * (kIOHibernateProgressWidth + kIOHibernateProgressSpacing)) << (pixelShift - 1))␊ |
911 | ␉+ (VIDEO (height) - kIOHibernateProgressOriginY - kIOHibernateProgressHeight) * rowBytes;␊ |
912 | ␉␊ |
913 | ␉for (y = 0; y < kIOHibernateProgressHeight; y++)␊ |
914 | ␉{␊ |
915 | ␉␉out = screen + y * rowBytes;␊ |
916 | ␉␉for (blob = 0; blob < kIOHibernateProgressCount; blob++)␊ |
917 | ␉␉{␊ |
918 | ␉␉␉color = blob ? kIOHibernateProgressDarkGray : kIOHibernateProgressMidGray;␊ |
919 | ␉␉␉for (x = 0; x < kIOHibernateProgressWidth; x++)␊ |
920 | ␉␉␉{␊ |
921 | ␉␉␉␉alpha = gIOHibernateProgressAlpha[y][x];␊ |
922 | ␉␉␉␉result = color;␊ |
923 | ␉␉␉␉if (alpha)␊ |
924 | ␉␉␉␉{␊ |
925 | ␉␉␉␉␉if (0xff != alpha)␊ |
926 | ␉␉␉␉␉{␊ |
927 | ␉␉␉␉␉␉if (1 == pixelShift)␊ |
928 | ␉␉␉␉␉␉{␊ |
929 | ␉␉␉␉␉␉␉in = *((uint16_t *)out) & 0x1f;␉// 16␊ |
930 | ␉␉␉␉␉␉␉in = (in << 3) | (in >> 2);␊ |
931 | ␉␉␉␉␉␉}␊ |
932 | ␉␉␉␉␉␉else␊ |
933 | ␉␉␉␉␉␉␉in = *((uint32_t *)out) & 0xff;␉// 32␊ |
934 | ␉␉␉␉␉␉saveunder[blob * kIOHibernateProgressSaveUnderSize + saveindex[blob]++] = in;␊ |
935 | ␉␉␉␉␉␉result = ((255 - alpha) * in + alpha * result + 0xff) >> 8;␊ |
936 | ␉␉␉␉␉}␊ |
937 | ␉␉␉␉␉if (1 == pixelShift)␊ |
938 | ␉␉␉␉␉{␊ |
939 | ␉␉␉␉␉␉result >>= 3;␊ |
940 | ␉␉␉␉␉␉*((uint16_t *)out) = (result << 10) | (result << 5) | result;␉// 16␊ |
941 | ␉␉␉␉␉}␊ |
942 | ␉␉␉␉␉else␊ |
943 | ␉␉␉␉␉␉*((uint32_t *)out) = (result << 16) | (result << 8) | result;␉// 32␊ |
944 | ␉␉␉␉}␊ |
945 | ␉␉␉␉out += (1 << pixelShift);␊ |
946 | ␉␉␉}␊ |
947 | ␉␉␉out += (kIOHibernateProgressSpacing << pixelShift);␊ |
948 | ␉␉}␊ |
949 | ␉}␊ |
950 | }␊ |
951 | ␊ |
952 | void updateProgressBar(uint8_t * saveunder, int32_t firstBlob, int32_t select)␊ |
953 | {␊ |
954 | ␉uint8_t * screen;␊ |
955 | ␉uint32_t rowBytes, pixelShift;␊ |
956 | ␉uint32_t x, y;␊ |
957 | ␉int32_t blob, lastBlob;␊ |
958 | ␉uint32_t alpha, in, color, result;␊ |
959 | ␉uint8_t * out;␊ |
960 | ␉uint32_t saveindex[kIOHibernateProgressCount] = { 0 };␊ |
961 | ␉␊ |
962 | ␉pixelShift = VIDEO(depth) >> 4;␊ |
963 | ␉if (pixelShift < 1) return;␊ |
964 | ␉screen = (uint8_t *) VIDEO (baseAddr);␊ |
965 | ␉rowBytes = VIDEO (rowBytes);␊ |
966 | ␉␊ |
967 | ␉screen += ((VIDEO (width) ␊ |
968 | ␉␉␉␉- kIOHibernateProgressCount * (kIOHibernateProgressWidth + kIOHibernateProgressSpacing)) << (pixelShift - 1))␊ |
969 | ␉+ (VIDEO (height) - kIOHibernateProgressOriginY - kIOHibernateProgressHeight) * rowBytes;␊ |
970 | ␉␊ |
971 | ␉lastBlob = (select < kIOHibernateProgressCount) ? select : (kIOHibernateProgressCount - 1);␊ |
972 | ␉␊ |
973 | ␉screen += (firstBlob * (kIOHibernateProgressWidth + kIOHibernateProgressSpacing)) << pixelShift;␊ |
974 | ␉␊ |
975 | ␉for (y = 0; y < kIOHibernateProgressHeight; y++)␊ |
976 | ␉{␊ |
977 | ␉␉out = screen + y * rowBytes;␊ |
978 | ␉␉for (blob = firstBlob; blob <= lastBlob; blob++)␊ |
979 | ␉␉{␊ |
980 | ␉␉␉color = (blob < select) ? kIOHibernateProgressLightGray : kIOHibernateProgressMidGray;␊ |
981 | ␉␉␉for (x = 0; x < kIOHibernateProgressWidth; x++)␊ |
982 | ␉␉␉{␊ |
983 | ␉␉␉␉alpha = gIOHibernateProgressAlpha[y][x];␊ |
984 | ␉␉␉␉result = color;␊ |
985 | ␉␉␉␉if (alpha)␊ |
986 | ␉␉␉␉{␊ |
987 | ␉␉␉␉␉if (0xff != alpha)␊ |
988 | ␉␉␉␉␉{␊ |
989 | ␉␉␉␉␉␉in = saveunder[blob * kIOHibernateProgressSaveUnderSize + saveindex[blob]++];␊ |
990 | ␉␉␉␉␉␉result = ((255 - alpha) * in + alpha * result + 0xff) / 255;␊ |
991 | ␉␉␉␉␉}␊ |
992 | ␉␉␉␉␉if (1 == pixelShift)␊ |
993 | ␉␉␉␉␉{␊ |
994 | ␉␉␉␉␉␉result >>= 3;␊ |
995 | ␉␉␉␉␉␉*((uint16_t *)out) = (result << 10) | (result << 5) | result;␉// 16␊ |
996 | ␉␉␉␉␉}␊ |
997 | ␉␉␉␉␉else␊ |
998 | ␉␉␉␉␉␉*((uint32_t *)out) = (result << 16) | (result << 8) | result;␉// 32␊ |
999 | ␉␉␉␉}␊ |
1000 | ␉␉␉␉out += (1 << pixelShift);␊ |
1001 | ␉␉␉}␊ |
1002 | ␉␉␉out += (kIOHibernateProgressSpacing << pixelShift);␊ |
1003 | ␉␉}␊ |
1004 | ␉}␊ |
1005 | }␊ |
1006 | ␊ |
1007 | ␊ |
1008 | //==========================================================================␊ |
1009 | // setVESATextMode␊ |
1010 | ␊ |
1011 | static int␊ |
1012 | setVESATextMode( unsigned short cols,␊ |
1013 | unsigned short rows,␊ |
1014 | unsigned char bitsPerPixel )␊ |
1015 | {␊ |
1016 | VBEModeInfoBlock minfo;␊ |
1017 | unsigned short mode = modeEndOfList;␊ |
1018 | ␊ |
1019 | if ( (cols != 80) || (rows != 25) ) // not 80x25 mode␊ |
1020 | {␊ |
1021 | mode = getVESAModeWithProperties( cols, rows, bitsPerPixel,␊ |
1022 | maColorModeBit |␊ |
1023 | maModeIsSupportedBit,␊ |
1024 | maGraphicsModeBit,␊ |
1025 | &minfo, NULL );␊ |
1026 | }␊ |
1027 | ␊ |
1028 | if ( ( mode == modeEndOfList ) || ( setVBEMode(mode, NULL) != errSuccess ) )␊ |
1029 | {␊ |
1030 | video_mode( 2 ); // VGA BIOS, 80x25 text mode.␊ |
1031 | minfo.XResolution = 80;␊ |
1032 | minfo.YResolution = 25;␊ |
1033 | }␊ |
1034 | ␊ |
1035 | // Update KernBootStruct using info provided by the selected␊ |
1036 | // VESA mode.␊ |
1037 | ␊ |
1038 | bootArgs->Video.v_display = VGA_TEXT_MODE;␊ |
1039 | bootArgs->Video.v_baseAddr = 0xb8000;␊ |
1040 | bootArgs->Video.v_width = minfo.XResolution;␊ |
1041 | bootArgs->Video.v_height = minfo.YResolution;␊ |
1042 | bootArgs->Video.v_depth = 8;␊ |
1043 | bootArgs->Video.v_rowBytes = 0x8000;␊ |
1044 | ␊ |
1045 | return errSuccess; // always return success␊ |
1046 | }␊ |
1047 | ␊ |
1048 | //==========================================================================␊ |
1049 | // getNumberArrayFromProperty␊ |
1050 | ␊ |
1051 | int␊ |
1052 | getNumberArrayFromProperty( const char * propKey,␊ |
1053 | unsigned long numbers[],␊ |
1054 | unsigned long maxArrayCount )␊ |
1055 | {␊ |
1056 | char * propStr;␊ |
1057 | unsigned long count = 0;␊ |
1058 | ␊ |
1059 | propStr = newStringForKey( (char *) propKey , &bootInfo->bootConfig );␊ |
1060 | if ( propStr )␊ |
1061 | {␊ |
1062 | char * delimiter = propStr;␊ |
1063 | char * p = propStr;␊ |
1064 | ␊ |
1065 | while ( count < maxArrayCount && *p != '\0' )␊ |
1066 | {␊ |
1067 | unsigned long val = strtoul( p, &delimiter, 10 );␊ |
1068 | if ( p != delimiter )␊ |
1069 | {␊ |
1070 | numbers[count++] = val;␊ |
1071 | p = delimiter;␊ |
1072 | }␊ |
1073 | while ( ( *p != '\0' ) && !isdigit(*p) )␊ |
1074 | p++;␊ |
1075 | }␊ |
1076 | ␊ |
1077 | free( propStr );␊ |
1078 | }␊ |
1079 | ␊ |
1080 | return count;␊ |
1081 | }␊ |
1082 | ␊ |
1083 | int initGraphicsMode ()␊ |
1084 | {␊ |
1085 | unsigned long params[4];␊ |
1086 | int count;␊ |
1087 | ␊ |
1088 | params[3] = 0;␊ |
1089 | count = getNumberArrayFromProperty( kGraphicsModeKey, params, 4 );␊ |
1090 | ␊ |
1091 | // Try to find a resolution if "Graphics Mode" setting is not available.␊ |
1092 | if ( count < 3 )␊ |
1093 | {␊ |
1094 | // Use the default resolution if we don't have an initialized GUI.␊ |
1095 | if (gui.screen.width == 0 || gui.screen.height == 0)␊ |
1096 | {␊ |
1097 | gui.screen.width = DEFAULT_SCREEN_WIDTH;␉␊ |
1098 | gui.screen.height = DEFAULT_SCREEN_HEIGHT;␊ |
1099 | }␊ |
1100 | ␊ |
1101 | params[0] = gui.screen.width;␊ |
1102 | params[1] = gui.screen.height;␊ |
1103 | params[2] = 32;␊ |
1104 | }␊ |
1105 | ␊ |
1106 | // Map from pixel format to bits per pixel.␊ |
1107 | ␊ |
1108 | if ( params[2] == 256 ) params[2] = 8;␊ |
1109 | if ( params[2] == 555 ) params[2] = 16;␊ |
1110 | if ( params[2] == 888 ) params[2] = 32;␊ |
1111 | ␊ |
1112 | ␉return setVESAGraphicsMode( params[0], params[1], params[2], params[3] );␉␊ |
1113 | }␊ |
1114 | ␊ |
1115 | //==========================================================================␊ |
1116 | // setVideoMode␊ |
1117 | //␊ |
1118 | // Set the video mode to VGA_TEXT_MODE or GRAPHICS_MODE.␊ |
1119 | ␊ |
1120 | void␊ |
1121 | setVideoMode( int mode, int drawgraphics)␊ |
1122 | {␊ |
1123 | unsigned long params[4];␊ |
1124 | int count;␊ |
1125 | int err = errSuccess; // = 0␊ |
1126 | ␊ |
1127 | if ( mode == GRAPHICS_MODE )␊ |
1128 | {␊ |
1129 | if ( (err = initGraphicsMode() ) == errSuccess )␊ |
1130 | {␊ |
1131 | if (gVerboseMode)␊ |
1132 | {␊ |
1133 | // Tell the kernel to use text mode on a linear frame buffer display␊ |
1134 | bootArgs->Video.v_display = FB_TEXT_MODE;␊ |
1135 | }␊ |
1136 | else␊ |
1137 | {␊ |
1138 | bootArgs->Video.v_display = GRAPHICS_MODE;␊ |
1139 | }␊ |
1140 | }␊ |
1141 | }␊ |
1142 | ␊ |
1143 | if ( (mode == VGA_TEXT_MODE) || (err != errSuccess) )␊ |
1144 | {␊ |
1145 | ␉␉count = getNumberArrayFromProperty( kTextModeKey, params, 2 );␊ |
1146 | ␉␉␊ |
1147 | if ( count < 2 )␊ |
1148 | {␊ |
1149 | params[0] = 80; // Default text mode is 80x25.␊ |
1150 | params[1] = 25;␊ |
1151 | }␊ |
1152 | ␊ |
1153 | setVESATextMode( params[0], params[1], 4 );␊ |
1154 | bootArgs->Video.v_display = VGA_TEXT_MODE;␊ |
1155 | }␊ |
1156 | //␉printf("Res: %dx%d (setvm: gsw/h final?)\n", gui.screen.width, gui.screen.height);␊ |
1157 | ␊ |
1158 | ␉currentIndicator = 0;␊ |
1159 | }␊ |
1160 | ␊ |
1161 | void getGraphicModeParams(unsigned long params[]) {␊ |
1162 | ␊ |
1163 | ␉params[3] = 0;␊ |
1164 | ␊ |
1165 | ␉VBEModeInfoBlock minfo;␊ |
1166 | ␊ |
1167 | unsigned short vesaVersion;␊ |
1168 | unsigned short mode = modeEndOfList;␊ |
1169 | ␉␊ |
1170 | ␉getNumberArrayFromProperty( kGraphicsModeKey, params, 4);␊ |
1171 | ␊ |
1172 | ␉mode = getVESAModeWithProperties( params[0], params[1], params[2],␊ |
1173 | ␉␉␉␉␉␉␉␉␉ maColorModeBit |␊ |
1174 | ␉␉␉␉␉␉␉␉␉ maModeIsSupportedBit |␊ |
1175 | ␉␉␉␉␉␉␉␉␉ maGraphicsModeBit |␊ |
1176 | ␉␉␉␉␉␉␉␉␉ maLinearFrameBufferAvailBit,␊ |
1177 | ␉␉␉␉␉␉␉␉␉ 0,␊ |
1178 | ␉␉␉␉␉␉␉␉␉ &minfo, &vesaVersion );␊ |
1179 | ␉␊ |
1180 | ␉params[0] = minfo.XResolution;␊ |
1181 | ␉params[1] = minfo.YResolution;␊ |
1182 | ␉params[2] = 32;␊ |
1183 | }␊ |
1184 | ␉␊ |
1185 | //==========================================================================␊ |
1186 | // Return the current video mode, VGA_TEXT_MODE or GRAPHICS_MODE.␊ |
1187 | ␊ |
1188 | int getVideoMode(void)␊ |
1189 | {␊ |
1190 | return bootArgs->Video.v_display;␊ |
1191 | }␊ |
1192 | ␊ |
1193 | //==========================================================================␊ |
1194 | // Display and clear the activity indicator.␊ |
1195 | ␊ |
1196 | static char indicator[] = {'-', '\\', '|', '/', '-', '\\', '|', '/', '\0'};␊ |
1197 | ␊ |
1198 | // To prevent a ridiculously fast-spinning indicator,␊ |
1199 | // ensure a minimum of 1/9 sec between animation frames.␊ |
1200 | #define MIN_TICKS 2␊ |
1201 | ␊ |
1202 | void␊ |
1203 | spinActivityIndicator(int sectors)␊ |
1204 | {␊ |
1205 | static unsigned long lastTickTime = 0, currentTickTime;␊ |
1206 | ␊ |
1207 | ␉if (previewTotalSectors && previewSaveunder)␊ |
1208 | ␉{␊ |
1209 | ␉␉int blob, lastBlob;␊ |
1210 | ␊ |
1211 | ␉␉lastBlob = (previewLoadedSectors * kIOHibernateProgressCount) / previewTotalSectors;␊ |
1212 | ␉␉previewLoadedSectors+=sectors;␊ |
1213 | ␉␉blob = (previewLoadedSectors * kIOHibernateProgressCount) / previewTotalSectors;␊ |
1214 | ␉␉␊ |
1215 | ␉␉if (blob!=lastBlob)␊ |
1216 | ␉␉␉updateProgressBar (previewSaveunder, lastBlob, blob);␊ |
1217 | ␉␉return;␊ |
1218 | ␉}␊ |
1219 | ␊ |
1220 | ␉currentTickTime = time18(); // late binding␊ |
1221 | ␉if (currentTickTime < lastTickTime + MIN_TICKS)␊ |
1222 | ␉{␊ |
1223 | ␉␉return;␊ |
1224 | ␉}␊ |
1225 | ␉else␊ |
1226 | ␉{␊ |
1227 | ␉␉lastTickTime = currentTickTime;␊ |
1228 | ␉}␊ |
1229 | ␊ |
1230 | ␉if (getVideoMode() == VGA_TEXT_MODE)␊ |
1231 | ␉{␊ |
1232 | ␉␉if (currentIndicator >= sizeof(indicator))␊ |
1233 | ␉␉{␊ |
1234 | ␉␉␉currentIndicator = 0;␊ |
1235 | ␉␉}␊ |
1236 | ␉␉putc(indicator[currentIndicator++]);␊ |
1237 | ␉␉putc('\b');␊ |
1238 | ␉}␊ |
1239 | }␊ |
1240 | ␊ |
1241 | void␊ |
1242 | clearActivityIndicator( void )␊ |
1243 | {␊ |
1244 | if ( getVideoMode() == VGA_TEXT_MODE )␊ |
1245 | {␊ |
1246 | putc(' ');␊ |
1247 | ␉␉putc('\b');␊ |
1248 | }␊ |
1249 | }␊ |
1250 | ␊ |
1251 | |