2 * Epson S1D13744/S1D13745 (Blizzard/Hailstorm/Tornado) LCD/TV controller.
4 * Copyright (C) 2008 Nokia Corporation
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, see <http://www.gnu.org/licenses/>.
21 #include "qemu/osdep.h"
22 #include "qemu-common.h"
23 #include "ui/console.h"
24 #include "hw/devices.h"
25 #include "ui/pixel_ops.h"
27 typedef void (*blizzard_fn_t)(uint8_t *, const uint8_t *, unsigned int);
73 blizzard_fn_t *line_fn_tab[2];
76 uint8_t hssi_config[3];
83 uint8_t tv_filter_config;
84 uint8_t tv_filter_idx;
85 uint8_t tv_filter_coeff[0x20];
91 uint8_t gamma_lut[0x100];
93 uint8_t matrix_coeff[0x12];
103 uint8_t gpio_edge[2];
119 blizzard_fn_t line_fn;
123 /* Bytes(!) per pixel */
124 static const int blizzard_iformat_bpp[0x10] = {
127 3, /* RGB 6:6:6 mode 1 */
128 3, /* RGB 8:8:8 mode 1 */
130 4, /* RGB 6:6:6 mode 2 */
131 4, /* RGB 8:8:8 mode 2 */
137 static void blizzard_window(BlizzardState *s)
139 DisplaySurface *surface = qemu_console_surface(s->con);
144 blizzard_fn_t fn = s->data.line_fn;
148 if (s->mx[0] > s->data.x)
149 s->mx[0] = s->data.x;
150 if (s->my[0] > s->data.y)
151 s->my[0] = s->data.y;
152 if (s->mx[1] < s->data.x + s->data.dx)
153 s->mx[1] = s->data.x + s->data.dx;
154 if (s->my[1] < s->data.y + s->data.dy)
155 s->my[1] = s->data.y + s->data.dy;
158 bypp[1] = surface_bytes_per_pixel(surface);
159 bypl[0] = bypp[0] * s->data.pitch;
160 bypl[1] = bypp[1] * s->x;
161 bypl[2] = bypp[0] * s->data.dx;
164 dst = s->fb + bypl[1] * s->data.y + bypp[1] * s->data.x;
165 for (y = s->data.dy; y > 0; y --, src += bypl[0], dst += bypl[1])
166 fn(dst, src, bypl[2]);
169 static int blizzard_transfer_setup(BlizzardState *s)
171 if (s->source > 3 || !s->bpp ||
172 s->ix[1] < s->ix[0] || s->iy[1] < s->iy[0])
175 s->data.angle = s->effect & 3;
176 s->data.line_fn = s->line_fn_tab[!!s->data.angle][s->iformat];
177 s->data.x = s->ix[0];
178 s->data.y = s->iy[0];
179 s->data.dx = s->ix[1] - s->ix[0] + 1;
180 s->data.dy = s->iy[1] - s->iy[0] + 1;
181 s->data.len = s->bpp * s->data.dx * s->data.dy;
182 s->data.pitch = s->data.dx;
183 if (s->data.len > s->data.buflen) {
184 s->data.buf = g_realloc(s->data.buf, s->data.len);
185 s->data.buflen = s->data.len;
187 s->data.ptr = s->data.buf;
188 s->data.data = s->data.buf;
193 static void blizzard_reset(BlizzardState *s)
204 s->memrefresh = 0x25c;
210 s->lcd_config = 0x74;
237 s->bpp = blizzard_iformat_bpp[s->iformat];
239 s->hssi_config[0] = 0x00;
240 s->hssi_config[1] = 0x00;
241 s->hssi_config[2] = 0x01;
243 s->tv_timing[0] = 0x00;
244 s->tv_timing[1] = 0x00;
245 s->tv_timing[2] = 0x00;
246 s->tv_timing[3] = 0x00;
251 s->tv_filter_config = 0x80;
252 s->tv_filter_idx = 0x00;
256 s->gamma_config = 0x00;
258 s->matrix_ena = 0x00;
259 memset(&s->matrix_coeff, 0, sizeof(s->matrix_coeff));
265 s->rgbgpio_dir = 0x00;
267 s->gpio_edge[0] = 0x00;
268 s->gpio_edge[1] = 0x00;
270 s->gpio_pdown = 0xff;
273 static inline void blizzard_invalidate_display(void *opaque) {
274 BlizzardState *s = (BlizzardState *) opaque;
279 static uint16_t blizzard_reg_read(void *opaque, uint8_t reg)
281 BlizzardState *s = (BlizzardState *) opaque;
284 case 0x00: /* Revision Code */
287 case 0x02: /* Configuration Readback */
288 return 0x83; /* Macrovision OK, CNF[2:0] = 3 */
290 case 0x04: /* PLL M-Divider */
291 return (s->pll - 1) | (1 << 7);
292 case 0x06: /* PLL Lock Range Control */
294 case 0x08: /* PLL Lock Synthesis Control 0 */
295 return s->pll_ctrl & 0xff;
296 case 0x0a: /* PLL Lock Synthesis Control 1 */
297 return s->pll_ctrl >> 8;
298 case 0x0c: /* PLL Mode Control 0 */
301 case 0x0e: /* Clock-Source Select */
304 case 0x10: /* Memory Controller Activate */
305 case 0x14: /* Memory Controller Bank 0 Status Flag */
308 case 0x18: /* Auto-Refresh Interval Setting 0 */
309 return s->memrefresh & 0xff;
310 case 0x1a: /* Auto-Refresh Interval Setting 1 */
311 return s->memrefresh >> 8;
313 case 0x1c: /* Power-On Sequence Timing Control */
315 case 0x1e: /* Timing Control 0 */
317 case 0x20: /* Timing Control 1 */
320 case 0x24: /* Arbitration Priority Control */
323 case 0x28: /* LCD Panel Configuration */
324 return s->lcd_config;
326 case 0x2a: /* LCD Horizontal Display Width */
328 case 0x2c: /* LCD Horizontal Non-display Period */
330 case 0x2e: /* LCD Vertical Display Height 0 */
332 case 0x30: /* LCD Vertical Display Height 1 */
334 case 0x32: /* LCD Vertical Non-display Period */
336 case 0x34: /* LCD HS Pulse-width */
338 case 0x36: /* LCd HS Pulse Start Position */
339 return s->skipx >> 3;
340 case 0x38: /* LCD VS Pulse-width */
342 case 0x3a: /* LCD VS Pulse Start Position */
345 case 0x3c: /* PCLK Polarity */
348 case 0x3e: /* High-speed Serial Interface Tx Configuration Port 0 */
349 return s->hssi_config[0];
350 case 0x40: /* High-speed Serial Interface Tx Configuration Port 1 */
351 return s->hssi_config[1];
352 case 0x42: /* High-speed Serial Interface Tx Mode */
353 return s->hssi_config[2];
354 case 0x44: /* TV Display Configuration */
356 case 0x46 ... 0x4c: /* TV Vertical Blanking Interval Data bits */
357 return s->tv_timing[(reg - 0x46) >> 1];
358 case 0x4e: /* VBI: Closed Caption / XDS Control / Status */
360 case 0x50: /* TV Horizontal Start Position */
362 case 0x52: /* TV Vertical Start Position */
364 case 0x54: /* TV Test Pattern Setting */
366 case 0x56: /* TV Filter Setting */
367 return s->tv_filter_config;
368 case 0x58: /* TV Filter Coefficient Index */
369 return s->tv_filter_idx;
370 case 0x5a: /* TV Filter Coefficient Data */
371 if (s->tv_filter_idx < 0x20)
372 return s->tv_filter_coeff[s->tv_filter_idx ++];
375 case 0x60: /* Input YUV/RGB Translate Mode 0 */
377 case 0x62: /* Input YUV/RGB Translate Mode 1 */
379 case 0x64: /* U Data Fix */
381 case 0x66: /* V Data Fix */
384 case 0x68: /* Display Mode */
387 case 0x6a: /* Special Effects */
390 case 0x6c: /* Input Window X Start Position 0 */
391 return s->ix[0] & 0xff;
392 case 0x6e: /* Input Window X Start Position 1 */
393 return s->ix[0] >> 3;
394 case 0x70: /* Input Window Y Start Position 0 */
395 return s->ix[0] & 0xff;
396 case 0x72: /* Input Window Y Start Position 1 */
397 return s->ix[0] >> 3;
398 case 0x74: /* Input Window X End Position 0 */
399 return s->ix[1] & 0xff;
400 case 0x76: /* Input Window X End Position 1 */
401 return s->ix[1] >> 3;
402 case 0x78: /* Input Window Y End Position 0 */
403 return s->ix[1] & 0xff;
404 case 0x7a: /* Input Window Y End Position 1 */
405 return s->ix[1] >> 3;
406 case 0x7c: /* Output Window X Start Position 0 */
407 return s->ox[0] & 0xff;
408 case 0x7e: /* Output Window X Start Position 1 */
409 return s->ox[0] >> 3;
410 case 0x80: /* Output Window Y Start Position 0 */
411 return s->oy[0] & 0xff;
412 case 0x82: /* Output Window Y Start Position 1 */
413 return s->oy[0] >> 3;
414 case 0x84: /* Output Window X End Position 0 */
415 return s->ox[1] & 0xff;
416 case 0x86: /* Output Window X End Position 1 */
417 return s->ox[1] >> 3;
418 case 0x88: /* Output Window Y End Position 0 */
419 return s->oy[1] & 0xff;
420 case 0x8a: /* Output Window Y End Position 1 */
421 return s->oy[1] >> 3;
423 case 0x8c: /* Input Data Format */
425 case 0x8e: /* Data Source Select */
427 case 0x90: /* Display Memory Data Port */
430 case 0xa8: /* Border Color 0 */
432 case 0xaa: /* Border Color 1 */
434 case 0xac: /* Border Color 2 */
437 case 0xb4: /* Gamma Correction Enable */
438 return s->gamma_config;
439 case 0xb6: /* Gamma Correction Table Index */
441 case 0xb8: /* Gamma Correction Table Data */
442 return s->gamma_lut[s->gamma_idx ++];
444 case 0xba: /* 3x3 Matrix Enable */
445 return s->matrix_ena;
446 case 0xbc ... 0xde: /* Coefficient Registers */
447 return s->matrix_coeff[(reg - 0xbc) >> 1];
448 case 0xe0: /* 3x3 Matrix Red Offset */
450 case 0xe2: /* 3x3 Matrix Green Offset */
452 case 0xe4: /* 3x3 Matrix Blue Offset */
455 case 0xe6: /* Power-save */
457 case 0xe8: /* Non-display Period Control / Status */
458 return s->status | (1 << 5);
459 case 0xea: /* RGB Interface Control */
460 return s->rgbgpio_dir;
461 case 0xec: /* RGB Interface Status */
463 case 0xee: /* General-purpose IO Pins Configuration */
465 case 0xf0: /* General-purpose IO Pins Status / Control */
467 case 0xf2: /* GPIO Positive Edge Interrupt Trigger */
468 return s->gpio_edge[0];
469 case 0xf4: /* GPIO Negative Edge Interrupt Trigger */
470 return s->gpio_edge[1];
471 case 0xf6: /* GPIO Interrupt Status */
473 case 0xf8: /* GPIO Pull-down Control */
474 return s->gpio_pdown;
477 fprintf(stderr, "%s: unknown register %02x\n", __FUNCTION__, reg);
482 static void blizzard_reg_write(void *opaque, uint8_t reg, uint16_t value)
484 BlizzardState *s = (BlizzardState *) opaque;
487 case 0x04: /* PLL M-Divider */
488 s->pll = (value & 0x3f) + 1;
490 case 0x06: /* PLL Lock Range Control */
491 s->pll_range = value & 3;
493 case 0x08: /* PLL Lock Synthesis Control 0 */
494 s->pll_ctrl &= 0xf00;
495 s->pll_ctrl |= (value << 0) & 0x0ff;
497 case 0x0a: /* PLL Lock Synthesis Control 1 */
498 s->pll_ctrl &= 0x0ff;
499 s->pll_ctrl |= (value << 8) & 0xf00;
501 case 0x0c: /* PLL Mode Control 0 */
502 s->pll_mode = value & 0x77;
503 if ((value & 3) == 0 || (value & 3) == 3)
504 fprintf(stderr, "%s: wrong PLL Control bits (%i)\n",
505 __FUNCTION__, value & 3);
508 case 0x0e: /* Clock-Source Select */
509 s->clksel = value & 0xff;
512 case 0x10: /* Memory Controller Activate */
513 s->memenable = value & 1;
515 case 0x14: /* Memory Controller Bank 0 Status Flag */
518 case 0x18: /* Auto-Refresh Interval Setting 0 */
519 s->memrefresh &= 0xf00;
520 s->memrefresh |= (value << 0) & 0x0ff;
522 case 0x1a: /* Auto-Refresh Interval Setting 1 */
523 s->memrefresh &= 0x0ff;
524 s->memrefresh |= (value << 8) & 0xf00;
527 case 0x1c: /* Power-On Sequence Timing Control */
528 s->timing[0] = value & 0x7f;
530 case 0x1e: /* Timing Control 0 */
531 s->timing[1] = value & 0x17;
533 case 0x20: /* Timing Control 1 */
534 s->timing[2] = value & 0x35;
537 case 0x24: /* Arbitration Priority Control */
538 s->priority = value & 1;
541 case 0x28: /* LCD Panel Configuration */
542 s->lcd_config = value & 0xff;
543 if (value & (1 << 7))
544 fprintf(stderr, "%s: data swap not supported!\n", __FUNCTION__);
547 case 0x2a: /* LCD Horizontal Display Width */
550 case 0x2c: /* LCD Horizontal Non-display Period */
551 s->hndp = value & 0xff;
553 case 0x2e: /* LCD Vertical Display Height 0 */
555 s->y |= (value << 0) & 0x0ff;
557 case 0x30: /* LCD Vertical Display Height 1 */
559 s->y |= (value << 8) & 0x300;
561 case 0x32: /* LCD Vertical Non-display Period */
562 s->vndp = value & 0xff;
564 case 0x34: /* LCD HS Pulse-width */
565 s->hsync = value & 0xff;
567 case 0x36: /* LCD HS Pulse Start Position */
568 s->skipx = value & 0xff;
570 case 0x38: /* LCD VS Pulse-width */
571 s->vsync = value & 0xbf;
573 case 0x3a: /* LCD VS Pulse Start Position */
574 s->skipy = value & 0xff;
577 case 0x3c: /* PCLK Polarity */
578 s->pclk = value & 0x82;
579 /* Affects calculation of s->hndp, s->hsync and s->skipx. */
582 case 0x3e: /* High-speed Serial Interface Tx Configuration Port 0 */
583 s->hssi_config[0] = value;
585 case 0x40: /* High-speed Serial Interface Tx Configuration Port 1 */
586 s->hssi_config[1] = value;
587 if (((value >> 4) & 3) == 3)
588 fprintf(stderr, "%s: Illegal active-data-links value\n",
591 case 0x42: /* High-speed Serial Interface Tx Mode */
592 s->hssi_config[2] = value & 0xbd;
595 case 0x44: /* TV Display Configuration */
596 s->tv_config = value & 0xfe;
598 case 0x46 ... 0x4c: /* TV Vertical Blanking Interval Data bits 0 */
599 s->tv_timing[(reg - 0x46) >> 1] = value;
601 case 0x4e: /* VBI: Closed Caption / XDS Control / Status */
604 case 0x50: /* TV Horizontal Start Position */
607 case 0x52: /* TV Vertical Start Position */
608 s->tv_y = value & 0x7f;
610 case 0x54: /* TV Test Pattern Setting */
613 case 0x56: /* TV Filter Setting */
614 s->tv_filter_config = value & 0xbf;
616 case 0x58: /* TV Filter Coefficient Index */
617 s->tv_filter_idx = value & 0x1f;
619 case 0x5a: /* TV Filter Coefficient Data */
620 if (s->tv_filter_idx < 0x20)
621 s->tv_filter_coeff[s->tv_filter_idx ++] = value;
624 case 0x60: /* Input YUV/RGB Translate Mode 0 */
625 s->yrc[0] = value & 0xb0;
627 case 0x62: /* Input YUV/RGB Translate Mode 1 */
628 s->yrc[1] = value & 0x30;
630 case 0x64: /* U Data Fix */
633 case 0x66: /* V Data Fix */
637 case 0x68: /* Display Mode */
638 if ((s->mode ^ value) & 3)
640 s->mode = value & 0xb7;
641 s->enable = value & 1;
642 s->blank = (value >> 1) & 1;
643 if (value & (1 << 4))
644 fprintf(stderr, "%s: Macrovision enable attempt!\n", __FUNCTION__);
647 case 0x6a: /* Special Effects */
648 s->effect = value & 0xfb;
651 case 0x6c: /* Input Window X Start Position 0 */
653 s->ix[0] |= (value << 0) & 0x0ff;
655 case 0x6e: /* Input Window X Start Position 1 */
657 s->ix[0] |= (value << 8) & 0x300;
659 case 0x70: /* Input Window Y Start Position 0 */
661 s->iy[0] |= (value << 0) & 0x0ff;
663 case 0x72: /* Input Window Y Start Position 1 */
665 s->iy[0] |= (value << 8) & 0x300;
667 case 0x74: /* Input Window X End Position 0 */
669 s->ix[1] |= (value << 0) & 0x0ff;
671 case 0x76: /* Input Window X End Position 1 */
673 s->ix[1] |= (value << 8) & 0x300;
675 case 0x78: /* Input Window Y End Position 0 */
677 s->iy[1] |= (value << 0) & 0x0ff;
679 case 0x7a: /* Input Window Y End Position 1 */
681 s->iy[1] |= (value << 8) & 0x300;
683 case 0x7c: /* Output Window X Start Position 0 */
685 s->ox[0] |= (value << 0) & 0x0ff;
687 case 0x7e: /* Output Window X Start Position 1 */
689 s->ox[0] |= (value << 8) & 0x300;
691 case 0x80: /* Output Window Y Start Position 0 */
693 s->oy[0] |= (value << 0) & 0x0ff;
695 case 0x82: /* Output Window Y Start Position 1 */
697 s->oy[0] |= (value << 8) & 0x300;
699 case 0x84: /* Output Window X End Position 0 */
701 s->ox[1] |= (value << 0) & 0x0ff;
703 case 0x86: /* Output Window X End Position 1 */
705 s->ox[1] |= (value << 8) & 0x300;
707 case 0x88: /* Output Window Y End Position 0 */
709 s->oy[1] |= (value << 0) & 0x0ff;
711 case 0x8a: /* Output Window Y End Position 1 */
713 s->oy[1] |= (value << 8) & 0x300;
716 case 0x8c: /* Input Data Format */
717 s->iformat = value & 0xf;
718 s->bpp = blizzard_iformat_bpp[s->iformat];
720 fprintf(stderr, "%s: Illegal or unsupported input format %x\n",
721 __FUNCTION__, s->iformat);
723 case 0x8e: /* Data Source Select */
724 s->source = value & 7;
725 /* Currently all windows will be "destructive overlays". */
726 if ((!(s->effect & (1 << 3)) && (s->ix[0] != s->ox[0] ||
727 s->iy[0] != s->oy[0] ||
728 s->ix[1] != s->ox[1] ||
729 s->iy[1] != s->oy[1])) ||
730 !((s->ix[1] - s->ix[0]) & (s->iy[1] - s->iy[0]) &
731 (s->ox[1] - s->ox[0]) & (s->oy[1] - s->oy[0]) & 1))
732 fprintf(stderr, "%s: Illegal input/output window positions\n",
735 blizzard_transfer_setup(s);
738 case 0x90: /* Display Memory Data Port */
739 if (!s->data.len && !blizzard_transfer_setup(s))
742 *s->data.ptr ++ = value;
743 if (-- s->data.len == 0)
747 case 0xa8: /* Border Color 0 */
750 case 0xaa: /* Border Color 1 */
753 case 0xac: /* Border Color 2 */
757 case 0xb4: /* Gamma Correction Enable */
758 s->gamma_config = value & 0x87;
760 case 0xb6: /* Gamma Correction Table Index */
761 s->gamma_idx = value;
763 case 0xb8: /* Gamma Correction Table Data */
764 s->gamma_lut[s->gamma_idx ++] = value;
767 case 0xba: /* 3x3 Matrix Enable */
768 s->matrix_ena = value & 1;
770 case 0xbc ... 0xde: /* Coefficient Registers */
771 s->matrix_coeff[(reg - 0xbc) >> 1] = value & ((reg & 2) ? 0x80 : 0xff);
773 case 0xe0: /* 3x3 Matrix Red Offset */
776 case 0xe2: /* 3x3 Matrix Green Offset */
779 case 0xe4: /* 3x3 Matrix Blue Offset */
783 case 0xe6: /* Power-save */
784 s->pm = value & 0x83;
785 if (value & s->mode & 1)
786 fprintf(stderr, "%s: The display must be disabled before entering "
787 "Standby Mode\n", __FUNCTION__);
789 case 0xe8: /* Non-display Period Control / Status */
790 s->status = value & 0x1b;
792 case 0xea: /* RGB Interface Control */
793 s->rgbgpio_dir = value & 0x8f;
795 case 0xec: /* RGB Interface Status */
796 s->rgbgpio = value & 0xcf;
798 case 0xee: /* General-purpose IO Pins Configuration */
801 case 0xf0: /* General-purpose IO Pins Status / Control */
804 case 0xf2: /* GPIO Positive Edge Interrupt Trigger */
805 s->gpio_edge[0] = value;
807 case 0xf4: /* GPIO Negative Edge Interrupt Trigger */
808 s->gpio_edge[1] = value;
810 case 0xf6: /* GPIO Interrupt Status */
811 s->gpio_irq &= value;
813 case 0xf8: /* GPIO Pull-down Control */
814 s->gpio_pdown = value;
818 fprintf(stderr, "%s: unknown register %02x\n", __FUNCTION__, reg);
823 uint16_t s1d13745_read(void *opaque, int dc)
825 BlizzardState *s = (BlizzardState *) opaque;
826 uint16_t value = blizzard_reg_read(s, s->reg);
828 if (s->swallow -- > 0)
836 void s1d13745_write(void *opaque, int dc, uint16_t value)
838 BlizzardState *s = (BlizzardState *) opaque;
840 if (s->swallow -- > 0)
843 blizzard_reg_write(s, s->reg, value);
845 if (s->reg != 0x90 && s->reg != 0x5a && s->reg != 0xb8)
848 s->reg = value & 0xff;
851 void s1d13745_write_block(void *opaque, int dc,
852 void *buf, size_t len, int pitch)
854 BlizzardState *s = (BlizzardState *) opaque;
857 if (s->reg == 0x90 && dc &&
858 (s->data.len || blizzard_transfer_setup(s)) &&
859 len >= (s->data.len << 1)) {
860 len -= s->data.len << 1;
864 s->data.pitch = pitch;
866 s->data.data = s->data.buf;
870 s1d13745_write(opaque, dc, *(uint16_t *) buf);
876 static void blizzard_update_display(void *opaque)
878 BlizzardState *s = (BlizzardState *) opaque;
879 DisplaySurface *surface = qemu_console_surface(s->con);
880 int y, bypp, bypl, bwidth;
886 if (s->x != surface_width(surface) || s->y != surface_height(surface)) {
888 qemu_console_resize(s->con, s->x, s->y);
889 surface = qemu_console_surface(s->con);
896 bypp = surface_bytes_per_pixel(surface);
897 memset(surface_data(surface), 0, bypp * s->x * s->y);
907 if (s->mx[1] <= s->mx[0])
910 bypp = surface_bytes_per_pixel(surface);
912 bwidth = bypp * (s->mx[1] - s->mx[0]);
914 src = s->fb + bypl * y + bypp * s->mx[0];
915 dst = surface_data(surface) + bypl * y + bypp * s->mx[0];
916 for (; y < s->my[1]; y ++, src += bypl, dst += bypl)
917 memcpy(dst, src, bwidth);
919 dpy_gfx_update(s->con, s->mx[0], s->my[0],
920 s->mx[1] - s->mx[0], y - s->my[0]);
928 static void blizzard_draw_line16_32(uint32_t *dest,
929 const uint16_t *src, unsigned int width)
932 unsigned int r, g, b;
933 const uint16_t *end = (const void *) src + width;
936 b = (data & 0x1f) << 3;
938 g = (data & 0x3f) << 2;
940 r = (data & 0x1f) << 3;
942 *dest++ = rgb_to_pixel32(r, g, b);
946 static void blizzard_draw_line24mode1_32(uint32_t *dest,
947 const uint8_t *src, unsigned int width)
949 /* TODO: check if SDL 24-bit planes are not in the same format and
950 * if so, use memcpy */
951 unsigned int r[2], g[2], b[2];
952 const uint8_t *end = src + width;
958 *dest++ = rgb_to_pixel32(r[0], g[0], b[0]);
961 *dest++ = rgb_to_pixel32(r[1], g[1], b[1]);
965 static void blizzard_draw_line24mode2_32(uint32_t *dest,
966 const uint8_t *src, unsigned int width)
968 unsigned int r, g, b;
969 const uint8_t *end = src + width;
975 *dest++ = rgb_to_pixel32(r, g, b);
980 static blizzard_fn_t blizzard_draw_fn_32[0x10] = {
983 (blizzard_fn_t) blizzard_draw_line16_32,
984 /* RGB 6:6:6 mode 1 */
985 (blizzard_fn_t) blizzard_draw_line24mode1_32,
986 /* RGB 8:8:8 mode 1 */
987 (blizzard_fn_t) blizzard_draw_line24mode1_32,
989 /* RGB 6:6:6 mode 2 */
990 (blizzard_fn_t) blizzard_draw_line24mode2_32,
991 /* RGB 8:8:8 mode 2 */
992 (blizzard_fn_t) blizzard_draw_line24mode2_32,
997 NULL, NULL, NULL, NULL, NULL, NULL,
1000 /* 90deg, 180deg and 270deg rotation */
1001 static blizzard_fn_t blizzard_draw_fn_r_32[0x10] = {
1006 static const GraphicHwOps blizzard_ops = {
1007 .invalidate = blizzard_invalidate_display,
1008 .gfx_update = blizzard_update_display,
1011 void *s1d13745_init(qemu_irq gpio_int)
1013 BlizzardState *s = (BlizzardState *) g_malloc0(sizeof(*s));
1014 DisplaySurface *surface;
1016 s->fb = g_malloc(0x180000);
1018 s->con = graphic_console_init(NULL, 0, &blizzard_ops, s);
1019 surface = qemu_console_surface(s->con);
1021 assert(surface_bits_per_pixel(surface) == 32);
1023 s->line_fn_tab[0] = blizzard_draw_fn_32;
1024 s->line_fn_tab[1] = blizzard_draw_fn_r_32;