2 * Epson S1D13744/S1D13745 (Blizzard/Hailstorm/Tornado) LCD/TV controller.
4 * Copyright (C) 2008 Nokia Corporation
5 * Written by Andrzej Zaborowski <andrew@openedhand.com>
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License as
9 * published by the Free Software Foundation; either version 2 or
10 * (at your option) version 3 of the License.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
22 #include "qemu-common.h"
27 #include "pixel_ops.h"
29 typedef void (*blizzard_fn_t)(uint8_t *, const uint8_t *, unsigned int);
76 blizzard_fn_t *line_fn_tab[2];
79 uint8_t hssi_config[3];
86 uint8_t tv_filter_config;
87 uint8_t tv_filter_idx;
88 uint8_t tv_filter_coeff[0x20];
94 uint8_t gamma_lut[0x100];
96 uint8_t matrix_coeff[0x12];
106 uint8_t gpio_edge[2];
122 blizzard_fn_t line_fn;
126 /* Bytes(!) per pixel */
127 static const int blizzard_iformat_bpp[0x10] = {
130 3, /* RGB 6:6:6 mode 1 */
131 3, /* RGB 8:8:8 mode 1 */
133 4, /* RGB 6:6:6 mode 2 */
134 4, /* RGB 8:8:8 mode 2 */
140 static inline void blizzard_rgb2yuv(int r, int g, int b,
141 int *y, int *u, int *v)
143 *y = 0x10 + ((0x838 * r + 0x1022 * g + 0x322 * b) >> 13);
144 *u = 0x80 + ((0xe0e * b - 0x04c1 * r - 0x94e * g) >> 13);
145 *v = 0x80 + ((0xe0e * r - 0x0bc7 * g - 0x247 * b) >> 13);
148 static void blizzard_window(struct blizzard_s *s)
154 blizzard_fn_t fn = s->data.line_fn;
158 if (s->mx[0] > s->data.x)
159 s->mx[0] = s->data.x;
160 if (s->my[0] > s->data.y)
161 s->my[0] = s->data.y;
162 if (s->mx[1] < s->data.x + s->data.dx)
163 s->mx[1] = s->data.x + s->data.dx;
164 if (s->my[1] < s->data.y + s->data.dy)
165 s->my[1] = s->data.y + s->data.dy;
168 bypp[1] = (ds_get_bits_per_pixel(s->state) + 7) >> 3;
169 bypl[0] = bypp[0] * s->data.pitch;
170 bypl[1] = bypp[1] * s->x;
171 bypl[2] = bypp[0] * s->data.dx;
174 dst = s->fb + bypl[1] * s->data.y + bypp[1] * s->data.x;
175 for (y = s->data.dy; y > 0; y --, src += bypl[0], dst += bypl[1])
176 fn(dst, src, bypl[2]);
179 static int blizzard_transfer_setup(struct blizzard_s *s)
181 if (s->source > 3 || !s->bpp ||
182 s->ix[1] < s->ix[0] || s->iy[1] < s->iy[0])
185 s->data.angle = s->effect & 3;
186 s->data.line_fn = s->line_fn_tab[!!s->data.angle][s->iformat];
187 s->data.x = s->ix[0];
188 s->data.y = s->iy[0];
189 s->data.dx = s->ix[1] - s->ix[0] + 1;
190 s->data.dy = s->iy[1] - s->iy[0] + 1;
191 s->data.len = s->bpp * s->data.dx * s->data.dy;
192 s->data.pitch = s->data.dx;
193 if (s->data.len > s->data.buflen) {
194 s->data.buf = qemu_realloc(s->data.buf, s->data.len);
195 s->data.buflen = s->data.len;
197 s->data.ptr = s->data.buf;
198 s->data.data = s->data.buf;
203 static void blizzard_reset(struct blizzard_s *s)
214 s->memrefresh = 0x25c;
220 s->lcd_config = 0x74;
247 s->bpp = blizzard_iformat_bpp[s->iformat];
249 s->hssi_config[0] = 0x00;
250 s->hssi_config[1] = 0x00;
251 s->hssi_config[2] = 0x01;
253 s->tv_timing[0] = 0x00;
254 s->tv_timing[1] = 0x00;
255 s->tv_timing[2] = 0x00;
256 s->tv_timing[3] = 0x00;
261 s->tv_filter_config = 0x80;
262 s->tv_filter_idx = 0x00;
266 s->gamma_config = 0x00;
268 s->matrix_ena = 0x00;
269 memset(&s->matrix_coeff, 0, sizeof(s->matrix_coeff));
275 s->rgbgpio_dir = 0x00;
277 s->gpio_edge[0] = 0x00;
278 s->gpio_edge[1] = 0x00;
280 s->gpio_pdown = 0xff;
283 static inline void blizzard_invalidate_display(void *opaque) {
284 struct blizzard_s *s = (struct blizzard_s *) opaque;
289 static uint16_t blizzard_reg_read(void *opaque, uint8_t reg)
291 struct blizzard_s *s = (struct blizzard_s *) opaque;
294 case 0x00: /* Revision Code */
297 case 0x02: /* Configuration Readback */
298 return 0x83; /* Macrovision OK, CNF[2:0] = 3 */
300 case 0x04: /* PLL M-Divider */
301 return (s->pll - 1) | (1 << 7);
302 case 0x06: /* PLL Lock Range Control */
304 case 0x08: /* PLL Lock Synthesis Control 0 */
305 return s->pll_ctrl & 0xff;
306 case 0x0a: /* PLL Lock Synthesis Control 1 */
307 return s->pll_ctrl >> 8;
308 case 0x0c: /* PLL Mode Control 0 */
311 case 0x0e: /* Clock-Source Select */
314 case 0x10: /* Memory Controller Activate */
315 case 0x14: /* Memory Controller Bank 0 Status Flag */
318 case 0x18: /* Auto-Refresh Interval Setting 0 */
319 return s->memrefresh & 0xff;
320 case 0x1a: /* Auto-Refresh Interval Setting 1 */
321 return s->memrefresh >> 8;
323 case 0x1c: /* Power-On Sequence Timing Control */
325 case 0x1e: /* Timing Control 0 */
327 case 0x20: /* Timing Control 1 */
330 case 0x24: /* Arbitration Priority Control */
333 case 0x28: /* LCD Panel Configuration */
334 return s->lcd_config;
336 case 0x2a: /* LCD Horizontal Display Width */
338 case 0x2c: /* LCD Horizontal Non-display Period */
340 case 0x2e: /* LCD Vertical Display Height 0 */
342 case 0x30: /* LCD Vertical Display Height 1 */
344 case 0x32: /* LCD Vertical Non-display Period */
346 case 0x34: /* LCD HS Pulse-width */
348 case 0x36: /* LCd HS Pulse Start Position */
349 return s->skipx >> 3;
350 case 0x38: /* LCD VS Pulse-width */
352 case 0x3a: /* LCD VS Pulse Start Position */
355 case 0x3c: /* PCLK Polarity */
358 case 0x3e: /* High-speed Serial Interface Tx Configuration Port 0 */
359 return s->hssi_config[0];
360 case 0x40: /* High-speed Serial Interface Tx Configuration Port 1 */
361 return s->hssi_config[1];
362 case 0x42: /* High-speed Serial Interface Tx Mode */
363 return s->hssi_config[2];
364 case 0x44: /* TV Display Configuration */
366 case 0x46 ... 0x4c: /* TV Vertical Blanking Interval Data bits */
367 return s->tv_timing[(reg - 0x46) >> 1];
368 case 0x4e: /* VBI: Closed Caption / XDS Control / Status */
370 case 0x50: /* TV Horizontal Start Position */
372 case 0x52: /* TV Vertical Start Position */
374 case 0x54: /* TV Test Pattern Setting */
376 case 0x56: /* TV Filter Setting */
377 return s->tv_filter_config;
378 case 0x58: /* TV Filter Coefficient Index */
379 return s->tv_filter_idx;
380 case 0x5a: /* TV Filter Coefficient Data */
381 if (s->tv_filter_idx < 0x20)
382 return s->tv_filter_coeff[s->tv_filter_idx ++];
385 case 0x60: /* Input YUV/RGB Translate Mode 0 */
387 case 0x62: /* Input YUV/RGB Translate Mode 1 */
389 case 0x64: /* U Data Fix */
391 case 0x66: /* V Data Fix */
394 case 0x68: /* Display Mode */
397 case 0x6a: /* Special Effects */
400 case 0x6c: /* Input Window X Start Position 0 */
401 return s->ix[0] & 0xff;
402 case 0x6e: /* Input Window X Start Position 1 */
403 return s->ix[0] >> 3;
404 case 0x70: /* Input Window Y Start Position 0 */
405 return s->ix[0] & 0xff;
406 case 0x72: /* Input Window Y Start Position 1 */
407 return s->ix[0] >> 3;
408 case 0x74: /* Input Window X End Position 0 */
409 return s->ix[1] & 0xff;
410 case 0x76: /* Input Window X End Position 1 */
411 return s->ix[1] >> 3;
412 case 0x78: /* Input Window Y End Position 0 */
413 return s->ix[1] & 0xff;
414 case 0x7a: /* Input Window Y End Position 1 */
415 return s->ix[1] >> 3;
416 case 0x7c: /* Output Window X Start Position 0 */
417 return s->ox[0] & 0xff;
418 case 0x7e: /* Output Window X Start Position 1 */
419 return s->ox[0] >> 3;
420 case 0x80: /* Output Window Y Start Position 0 */
421 return s->oy[0] & 0xff;
422 case 0x82: /* Output Window Y Start Position 1 */
423 return s->oy[0] >> 3;
424 case 0x84: /* Output Window X End Position 0 */
425 return s->ox[1] & 0xff;
426 case 0x86: /* Output Window X End Position 1 */
427 return s->ox[1] >> 3;
428 case 0x88: /* Output Window Y End Position 0 */
429 return s->oy[1] & 0xff;
430 case 0x8a: /* Output Window Y End Position 1 */
431 return s->oy[1] >> 3;
433 case 0x8c: /* Input Data Format */
435 case 0x8e: /* Data Source Select */
437 case 0x90: /* Display Memory Data Port */
440 case 0xa8: /* Border Color 0 */
442 case 0xaa: /* Border Color 1 */
444 case 0xac: /* Border Color 2 */
447 case 0xb4: /* Gamma Correction Enable */
448 return s->gamma_config;
449 case 0xb6: /* Gamma Correction Table Index */
451 case 0xb8: /* Gamma Correction Table Data */
452 return s->gamma_lut[s->gamma_idx ++];
454 case 0xba: /* 3x3 Matrix Enable */
455 return s->matrix_ena;
456 case 0xbc ... 0xde: /* Coefficient Registers */
457 return s->matrix_coeff[(reg - 0xbc) >> 1];
458 case 0xe0: /* 3x3 Matrix Red Offset */
460 case 0xe2: /* 3x3 Matrix Green Offset */
462 case 0xe4: /* 3x3 Matrix Blue Offset */
465 case 0xe6: /* Power-save */
467 case 0xe8: /* Non-display Period Control / Status */
468 return s->status | (1 << 5);
469 case 0xea: /* RGB Interface Control */
470 return s->rgbgpio_dir;
471 case 0xec: /* RGB Interface Status */
473 case 0xee: /* General-purpose IO Pins Configuration */
475 case 0xf0: /* General-purpose IO Pins Status / Control */
477 case 0xf2: /* GPIO Positive Edge Interrupt Trigger */
478 return s->gpio_edge[0];
479 case 0xf4: /* GPIO Negative Edge Interrupt Trigger */
480 return s->gpio_edge[1];
481 case 0xf6: /* GPIO Interrupt Status */
483 case 0xf8: /* GPIO Pull-down Control */
484 return s->gpio_pdown;
487 fprintf(stderr, "%s: unknown register %02x\n", __FUNCTION__, reg);
492 static void blizzard_reg_write(void *opaque, uint8_t reg, uint16_t value)
494 struct blizzard_s *s = (struct blizzard_s *) opaque;
497 case 0x04: /* PLL M-Divider */
498 s->pll = (value & 0x3f) + 1;
500 case 0x06: /* PLL Lock Range Control */
501 s->pll_range = value & 3;
503 case 0x08: /* PLL Lock Synthesis Control 0 */
504 s->pll_ctrl &= 0xf00;
505 s->pll_ctrl |= (value << 0) & 0x0ff;
507 case 0x0a: /* PLL Lock Synthesis Control 1 */
508 s->pll_ctrl &= 0x0ff;
509 s->pll_ctrl |= (value << 8) & 0xf00;
511 case 0x0c: /* PLL Mode Control 0 */
512 s->pll_mode = value & 0x77;
513 if ((value & 3) == 0 || (value & 3) == 3)
514 fprintf(stderr, "%s: wrong PLL Control bits (%i)\n",
515 __FUNCTION__, value & 3);
518 case 0x0e: /* Clock-Source Select */
519 s->clksel = value & 0xff;
522 case 0x10: /* Memory Controller Activate */
523 s->memenable = value & 1;
525 case 0x14: /* Memory Controller Bank 0 Status Flag */
528 case 0x18: /* Auto-Refresh Interval Setting 0 */
529 s->memrefresh &= 0xf00;
530 s->memrefresh |= (value << 0) & 0x0ff;
532 case 0x1a: /* Auto-Refresh Interval Setting 1 */
533 s->memrefresh &= 0x0ff;
534 s->memrefresh |= (value << 8) & 0xf00;
537 case 0x1c: /* Power-On Sequence Timing Control */
538 s->timing[0] = value & 0x7f;
540 case 0x1e: /* Timing Control 0 */
541 s->timing[1] = value & 0x17;
543 case 0x20: /* Timing Control 1 */
544 s->timing[2] = value & 0x35;
547 case 0x24: /* Arbitration Priority Control */
548 s->priority = value & 1;
551 case 0x28: /* LCD Panel Configuration */
552 s->lcd_config = value & 0xff;
553 if (value & (1 << 7))
554 fprintf(stderr, "%s: data swap not supported!\n", __FUNCTION__);
557 case 0x2a: /* LCD Horizontal Display Width */
560 case 0x2c: /* LCD Horizontal Non-display Period */
561 s->hndp = value & 0xff;
563 case 0x2e: /* LCD Vertical Display Height 0 */
565 s->y |= (value << 0) & 0x0ff;
567 case 0x30: /* LCD Vertical Display Height 1 */
569 s->y |= (value << 8) & 0x300;
571 case 0x32: /* LCD Vertical Non-display Period */
572 s->vndp = value & 0xff;
574 case 0x34: /* LCD HS Pulse-width */
575 s->hsync = value & 0xff;
577 case 0x36: /* LCD HS Pulse Start Position */
578 s->skipx = value & 0xff;
580 case 0x38: /* LCD VS Pulse-width */
581 s->vsync = value & 0xbf;
583 case 0x3a: /* LCD VS Pulse Start Position */
584 s->skipy = value & 0xff;
587 case 0x3c: /* PCLK Polarity */
588 s->pclk = value & 0x82;
589 /* Affects calculation of s->hndp, s->hsync and s->skipx. */
592 case 0x3e: /* High-speed Serial Interface Tx Configuration Port 0 */
593 s->hssi_config[0] = value;
595 case 0x40: /* High-speed Serial Interface Tx Configuration Port 1 */
596 s->hssi_config[1] = value;
597 if (((value >> 4) & 3) == 3)
598 fprintf(stderr, "%s: Illegal active-data-links value\n",
601 case 0x42: /* High-speed Serial Interface Tx Mode */
602 s->hssi_config[2] = value & 0xbd;
605 case 0x44: /* TV Display Configuration */
606 s->tv_config = value & 0xfe;
608 case 0x46 ... 0x4c: /* TV Vertical Blanking Interval Data bits 0 */
609 s->tv_timing[(reg - 0x46) >> 1] = value;
611 case 0x4e: /* VBI: Closed Caption / XDS Control / Status */
614 case 0x50: /* TV Horizontal Start Position */
617 case 0x52: /* TV Vertical Start Position */
618 s->tv_y = value & 0x7f;
620 case 0x54: /* TV Test Pattern Setting */
623 case 0x56: /* TV Filter Setting */
624 s->tv_filter_config = value & 0xbf;
626 case 0x58: /* TV Filter Coefficient Index */
627 s->tv_filter_idx = value & 0x1f;
629 case 0x5a: /* TV Filter Coefficient Data */
630 if (s->tv_filter_idx < 0x20)
631 s->tv_filter_coeff[s->tv_filter_idx ++] = value;
634 case 0x60: /* Input YUV/RGB Translate Mode 0 */
635 s->yrc[0] = value & 0xb0;
637 case 0x62: /* Input YUV/RGB Translate Mode 1 */
638 s->yrc[1] = value & 0x30;
640 case 0x64: /* U Data Fix */
643 case 0x66: /* V Data Fix */
647 case 0x68: /* Display Mode */
648 if ((s->mode ^ value) & 3)
650 s->mode = value & 0xb7;
651 s->enable = value & 1;
652 s->blank = (value >> 1) & 1;
653 if (value & (1 << 4))
654 fprintf(stderr, "%s: Macrovision enable attempt!\n", __FUNCTION__);
657 case 0x6a: /* Special Effects */
658 s->effect = value & 0xfb;
661 case 0x6c: /* Input Window X Start Position 0 */
663 s->ix[0] |= (value << 0) & 0x0ff;
665 case 0x6e: /* Input Window X Start Position 1 */
667 s->ix[0] |= (value << 8) & 0x300;
669 case 0x70: /* Input Window Y Start Position 0 */
671 s->iy[0] |= (value << 0) & 0x0ff;
673 case 0x72: /* Input Window Y Start Position 1 */
675 s->iy[0] |= (value << 8) & 0x300;
677 case 0x74: /* Input Window X End Position 0 */
679 s->ix[1] |= (value << 0) & 0x0ff;
681 case 0x76: /* Input Window X End Position 1 */
683 s->ix[1] |= (value << 8) & 0x300;
685 case 0x78: /* Input Window Y End Position 0 */
687 s->iy[1] |= (value << 0) & 0x0ff;
689 case 0x7a: /* Input Window Y End Position 1 */
691 s->iy[1] |= (value << 8) & 0x300;
693 case 0x7c: /* Output Window X Start Position 0 */
695 s->ox[0] |= (value << 0) & 0x0ff;
697 case 0x7e: /* Output Window X Start Position 1 */
699 s->ox[0] |= (value << 8) & 0x300;
701 case 0x80: /* Output Window Y Start Position 0 */
703 s->oy[0] |= (value << 0) & 0x0ff;
705 case 0x82: /* Output Window Y Start Position 1 */
707 s->oy[0] |= (value << 8) & 0x300;
709 case 0x84: /* Output Window X End Position 0 */
711 s->ox[1] |= (value << 0) & 0x0ff;
713 case 0x86: /* Output Window X End Position 1 */
715 s->ox[1] |= (value << 8) & 0x300;
717 case 0x88: /* Output Window Y End Position 0 */
719 s->oy[1] |= (value << 0) & 0x0ff;
721 case 0x8a: /* Output Window Y End Position 1 */
723 s->oy[1] |= (value << 8) & 0x300;
726 case 0x8c: /* Input Data Format */
727 s->iformat = value & 0xf;
728 s->bpp = blizzard_iformat_bpp[s->iformat];
730 fprintf(stderr, "%s: Illegal or unsupported input format %x\n",
731 __FUNCTION__, s->iformat);
733 case 0x8e: /* Data Source Select */
734 s->source = value & 7;
735 /* Currently all windows will be "destructive overlays". */
736 if ((!(s->effect & (1 << 3)) && (s->ix[0] != s->ox[0] ||
737 s->iy[0] != s->oy[0] ||
738 s->ix[1] != s->ox[1] ||
739 s->iy[1] != s->oy[1])) ||
740 !((s->ix[1] - s->ix[0]) & (s->iy[1] - s->iy[0]) &
741 (s->ox[1] - s->ox[0]) & (s->oy[1] - s->oy[0]) & 1))
742 fprintf(stderr, "%s: Illegal input/output window positions\n",
745 blizzard_transfer_setup(s);
748 case 0x90: /* Display Memory Data Port */
749 if (!s->data.len && !blizzard_transfer_setup(s))
752 *s->data.ptr ++ = value;
753 if (-- s->data.len == 0)
757 case 0xa8: /* Border Color 0 */
760 case 0xaa: /* Border Color 1 */
763 case 0xac: /* Border Color 2 */
767 case 0xb4: /* Gamma Correction Enable */
768 s->gamma_config = value & 0x87;
770 case 0xb6: /* Gamma Correction Table Index */
771 s->gamma_idx = value;
773 case 0xb8: /* Gamma Correction Table Data */
774 s->gamma_lut[s->gamma_idx ++] = value;
777 case 0xba: /* 3x3 Matrix Enable */
778 s->matrix_ena = value & 1;
780 case 0xbc ... 0xde: /* Coefficient Registers */
781 s->matrix_coeff[(reg - 0xbc) >> 1] = value & ((reg & 2) ? 0x80 : 0xff);
783 case 0xe0: /* 3x3 Matrix Red Offset */
786 case 0xe2: /* 3x3 Matrix Green Offset */
789 case 0xe4: /* 3x3 Matrix Blue Offset */
793 case 0xe6: /* Power-save */
794 s->pm = value & 0x83;
795 if (value & s->mode & 1)
796 fprintf(stderr, "%s: The display must be disabled before entering "
797 "Standby Mode\n", __FUNCTION__);
799 case 0xe8: /* Non-display Period Control / Status */
800 s->status = value & 0x1b;
802 case 0xea: /* RGB Interface Control */
803 s->rgbgpio_dir = value & 0x8f;
805 case 0xec: /* RGB Interface Status */
806 s->rgbgpio = value & 0xcf;
808 case 0xee: /* General-purpose IO Pins Configuration */
811 case 0xf0: /* General-purpose IO Pins Status / Control */
814 case 0xf2: /* GPIO Positive Edge Interrupt Trigger */
815 s->gpio_edge[0] = value;
817 case 0xf4: /* GPIO Negative Edge Interrupt Trigger */
818 s->gpio_edge[1] = value;
820 case 0xf6: /* GPIO Interrupt Status */
821 s->gpio_irq &= value;
823 case 0xf8: /* GPIO Pull-down Control */
824 s->gpio_pdown = value;
828 fprintf(stderr, "%s: unknown register %02x\n", __FUNCTION__, reg);
833 uint16_t s1d13745_read(void *opaque, int dc)
835 struct blizzard_s *s = (struct blizzard_s *) opaque;
836 uint16_t value = blizzard_reg_read(s, s->reg);
838 if (s->swallow -- > 0)
846 void s1d13745_write(void *opaque, int dc, uint16_t value)
848 struct blizzard_s *s = (struct blizzard_s *) opaque;
850 if (s->swallow -- > 0)
853 blizzard_reg_write(s, s->reg, value);
855 if (s->reg != 0x90 && s->reg != 0x5a && s->reg != 0xb8)
858 s->reg = value & 0xff;
861 void s1d13745_write_block(void *opaque, int dc,
862 void *buf, size_t len, int pitch)
864 struct blizzard_s *s = (struct blizzard_s *) opaque;
867 if (s->reg == 0x90 && dc &&
868 (s->data.len || blizzard_transfer_setup(s)) &&
869 len >= (s->data.len << 1)) {
870 len -= s->data.len << 1;
874 s->data.pitch = pitch;
876 s->data.data = s->data.buf;
880 s1d13745_write(opaque, dc, *(uint16_t *) buf);
888 static void blizzard_update_display(void *opaque)
890 struct blizzard_s *s = (struct blizzard_s *) opaque;
891 int y, bypp, bypl, bwidth;
897 if (s->x != ds_get_width(s->state) || s->y != ds_get_height(s->state)) {
899 qemu_console_resize(s->console, s->x, s->y);
906 bypp = (ds_get_bits_per_pixel(s->state) + 7) >> 3;
907 memset(ds_get_data(s->state), 0, bypp * s->x * s->y);
917 if (s->mx[1] <= s->mx[0])
920 bypp = (ds_get_bits_per_pixel(s->state) + 7) >> 3;
922 bwidth = bypp * (s->mx[1] - s->mx[0]);
924 src = s->fb + bypl * y + bypp * s->mx[0];
925 dst = ds_get_data(s->state) + bypl * y + bypp * s->mx[0];
926 for (; y < s->my[1]; y ++, src += bypl, dst += bypl)
927 memcpy(dst, src, bwidth);
929 dpy_update(s->state, s->mx[0], s->my[0],
930 s->mx[1] - s->mx[0], y - s->my[0]);
938 static void blizzard_screen_dump(void *opaque, const char *filename) {
939 struct blizzard_s *s = (struct blizzard_s *) opaque;
941 blizzard_update_display(opaque);
942 if (s && ds_get_data(s->state))
943 ppm_save(filename, ds_get_data(s->state), s->x, s->y, ds_get_linesize(s->state));
947 #include "blizzard_template.h"
949 #include "blizzard_template.h"
951 #include "blizzard_template.h"
953 #include "blizzard_template.h"
955 #include "blizzard_template.h"
957 void *s1d13745_init(qemu_irq gpio_int, DisplayState *ds)
959 struct blizzard_s *s = (struct blizzard_s *) qemu_mallocz(sizeof(*s));
962 s->fb = qemu_malloc(0x180000);
964 switch (ds_get_bits_per_pixel(s->state)) {
966 s->line_fn_tab[0] = s->line_fn_tab[1] =
967 qemu_mallocz(sizeof(blizzard_fn_t) * 0x10);
970 s->line_fn_tab[0] = blizzard_draw_fn_8;
971 s->line_fn_tab[1] = blizzard_draw_fn_r_8;
974 s->line_fn_tab[0] = blizzard_draw_fn_15;
975 s->line_fn_tab[1] = blizzard_draw_fn_r_15;
978 s->line_fn_tab[0] = blizzard_draw_fn_16;
979 s->line_fn_tab[1] = blizzard_draw_fn_r_16;
982 s->line_fn_tab[0] = blizzard_draw_fn_24;
983 s->line_fn_tab[1] = blizzard_draw_fn_r_24;
986 s->line_fn_tab[0] = blizzard_draw_fn_32;
987 s->line_fn_tab[1] = blizzard_draw_fn_r_32;
990 fprintf(stderr, "%s: Bad color depth\n", __FUNCTION__);
996 s->console = graphic_console_init(s->state, blizzard_update_display,
997 blizzard_invalidate_display,
998 blizzard_screen_dump, NULL, s);