1 /* 2 * Marvell MV88W8618 / Freecom MusicPal emulation. 3 * 4 * Copyright (c) 2008 Jan Kiszka 5 * 6 * This code is licensed under the GNU GPL v2. 7 * 8 * Contributions after 2012-01-13 are licensed under the terms of the 9 * GNU GPL, version 2 or (at your option) any later version. 10 */ 11 12 #include "qemu/osdep.h" 13 #include "qemu/units.h" 14 #include "qapi/error.h" 15 #include "cpu.h" 16 #include "hw/sysbus.h" 17 #include "migration/vmstate.h" 18 #include "hw/arm/boot.h" 19 #include "net/net.h" 20 #include "sysemu/sysemu.h" 21 #include "hw/boards.h" 22 #include "hw/char/serial.h" 23 #include "qemu/timer.h" 24 #include "hw/ptimer.h" 25 #include "hw/qdev-properties.h" 26 #include "hw/block/flash.h" 27 #include "ui/console.h" 28 #include "hw/i2c/i2c.h" 29 #include "hw/i2c/bitbang_i2c.h" 30 #include "hw/irq.h" 31 #include "hw/or-irq.h" 32 #include "hw/audio/wm8750.h" 33 #include "sysemu/block-backend.h" 34 #include "sysemu/runstate.h" 35 #include "sysemu/dma.h" 36 #include "ui/pixel_ops.h" 37 #include "qemu/cutils.h" 38 #include "qom/object.h" 39 #include "hw/net/mv88w8618_eth.h" 40 41 #define MP_MISC_BASE 0x80002000 42 #define MP_MISC_SIZE 0x00001000 43 44 #define MP_ETH_BASE 0x80008000 45 46 #define MP_WLAN_BASE 0x8000C000 47 #define MP_WLAN_SIZE 0x00000800 48 49 #define MP_UART1_BASE 0x8000C840 50 #define MP_UART2_BASE 0x8000C940 51 52 #define MP_GPIO_BASE 0x8000D000 53 #define MP_GPIO_SIZE 0x00001000 54 55 #define MP_FLASHCFG_BASE 0x90006000 56 #define MP_FLASHCFG_SIZE 0x00001000 57 58 #define MP_AUDIO_BASE 0x90007000 59 60 #define MP_PIC_BASE 0x90008000 61 #define MP_PIC_SIZE 0x00001000 62 63 #define MP_PIT_BASE 0x90009000 64 #define MP_PIT_SIZE 0x00001000 65 66 #define MP_LCD_BASE 0x9000c000 67 #define MP_LCD_SIZE 0x00001000 68 69 #define MP_SRAM_BASE 0xC0000000 70 #define MP_SRAM_SIZE 0x00020000 71 72 #define MP_RAM_DEFAULT_SIZE 32*1024*1024 73 #define MP_FLASH_SIZE_MAX 32*1024*1024 74 75 #define MP_TIMER1_IRQ 4 76 #define MP_TIMER2_IRQ 5 77 #define MP_TIMER3_IRQ 6 78 #define MP_TIMER4_IRQ 7 79 #define MP_EHCI_IRQ 8 80 #define MP_ETH_IRQ 9 81 #define MP_UART_SHARED_IRQ 11 82 #define MP_GPIO_IRQ 12 83 #define MP_RTC_IRQ 28 84 #define MP_AUDIO_IRQ 30 85 86 /* Wolfson 8750 I2C address */ 87 #define MP_WM_ADDR 0x1A 88 89 /* LCD register offsets */ 90 #define MP_LCD_IRQCTRL 0x180 91 #define MP_LCD_IRQSTAT 0x184 92 #define MP_LCD_SPICTRL 0x1ac 93 #define MP_LCD_INST 0x1bc 94 #define MP_LCD_DATA 0x1c0 95 96 /* Mode magics */ 97 #define MP_LCD_SPI_DATA 0x00100011 98 #define MP_LCD_SPI_CMD 0x00104011 99 #define MP_LCD_SPI_INVALID 0x00000000 100 101 /* Commmands */ 102 #define MP_LCD_INST_SETPAGE0 0xB0 103 /* ... */ 104 #define MP_LCD_INST_SETPAGE7 0xB7 105 106 #define MP_LCD_TEXTCOLOR 0xe0e0ff /* RRGGBB */ 107 108 #define TYPE_MUSICPAL_LCD "musicpal_lcd" 109 OBJECT_DECLARE_SIMPLE_TYPE(musicpal_lcd_state, MUSICPAL_LCD) 110 111 struct musicpal_lcd_state { 112 /*< private >*/ 113 SysBusDevice parent_obj; 114 /*< public >*/ 115 116 MemoryRegion iomem; 117 uint32_t brightness; 118 uint32_t mode; 119 uint32_t irqctrl; 120 uint32_t page; 121 uint32_t page_off; 122 QemuConsole *con; 123 uint8_t video_ram[128*64/8]; 124 }; 125 126 static uint8_t scale_lcd_color(musicpal_lcd_state *s, uint8_t col) 127 { 128 switch (s->brightness) { 129 case 7: 130 return col; 131 case 0: 132 return 0; 133 default: 134 return (col * s->brightness) / 7; 135 } 136 } 137 138 static inline void set_lcd_pixel32(musicpal_lcd_state *s, 139 int x, int y, uint32_t col) 140 { 141 int dx, dy; 142 DisplaySurface *surface = qemu_console_surface(s->con); 143 uint32_t *pixel = 144 &((uint32_t *) surface_data(surface))[(y * 128 * 3 + x) * 3]; 145 146 for (dy = 0; dy < 3; dy++, pixel += 127 * 3) { 147 for (dx = 0; dx < 3; dx++, pixel++) { 148 *pixel = col; 149 } 150 } 151 } 152 153 static void lcd_refresh(void *opaque) 154 { 155 musicpal_lcd_state *s = opaque; 156 int x, y, col; 157 158 col = rgb_to_pixel32(scale_lcd_color(s, (MP_LCD_TEXTCOLOR >> 16) & 0xff), 159 scale_lcd_color(s, (MP_LCD_TEXTCOLOR >> 8) & 0xff), 160 scale_lcd_color(s, MP_LCD_TEXTCOLOR & 0xff)); 161 for (x = 0; x < 128; x++) { 162 for (y = 0; y < 64; y++) { 163 if (s->video_ram[x + (y / 8) * 128] & (1 << (y % 8))) { 164 set_lcd_pixel32(s, x, y, col); 165 } else { 166 set_lcd_pixel32(s, x, y, 0); 167 } 168 } 169 } 170 171 dpy_gfx_update(s->con, 0, 0, 128*3, 64*3); 172 } 173 174 static void lcd_invalidate(void *opaque) 175 { 176 } 177 178 static void musicpal_lcd_gpio_brightness_in(void *opaque, int irq, int level) 179 { 180 musicpal_lcd_state *s = opaque; 181 s->brightness &= ~(1 << irq); 182 s->brightness |= level << irq; 183 } 184 185 static uint64_t musicpal_lcd_read(void *opaque, hwaddr offset, 186 unsigned size) 187 { 188 musicpal_lcd_state *s = opaque; 189 190 switch (offset) { 191 case MP_LCD_IRQCTRL: 192 return s->irqctrl; 193 194 default: 195 return 0; 196 } 197 } 198 199 static void musicpal_lcd_write(void *opaque, hwaddr offset, 200 uint64_t value, unsigned size) 201 { 202 musicpal_lcd_state *s = opaque; 203 204 switch (offset) { 205 case MP_LCD_IRQCTRL: 206 s->irqctrl = value; 207 break; 208 209 case MP_LCD_SPICTRL: 210 if (value == MP_LCD_SPI_DATA || value == MP_LCD_SPI_CMD) { 211 s->mode = value; 212 } else { 213 s->mode = MP_LCD_SPI_INVALID; 214 } 215 break; 216 217 case MP_LCD_INST: 218 if (value >= MP_LCD_INST_SETPAGE0 && value <= MP_LCD_INST_SETPAGE7) { 219 s->page = value - MP_LCD_INST_SETPAGE0; 220 s->page_off = 0; 221 } 222 break; 223 224 case MP_LCD_DATA: 225 if (s->mode == MP_LCD_SPI_CMD) { 226 if (value >= MP_LCD_INST_SETPAGE0 && 227 value <= MP_LCD_INST_SETPAGE7) { 228 s->page = value - MP_LCD_INST_SETPAGE0; 229 s->page_off = 0; 230 } 231 } else if (s->mode == MP_LCD_SPI_DATA) { 232 s->video_ram[s->page*128 + s->page_off] = value; 233 s->page_off = (s->page_off + 1) & 127; 234 } 235 break; 236 } 237 } 238 239 static const MemoryRegionOps musicpal_lcd_ops = { 240 .read = musicpal_lcd_read, 241 .write = musicpal_lcd_write, 242 .endianness = DEVICE_NATIVE_ENDIAN, 243 }; 244 245 static const GraphicHwOps musicpal_gfx_ops = { 246 .invalidate = lcd_invalidate, 247 .gfx_update = lcd_refresh, 248 }; 249 250 static void musicpal_lcd_realize(DeviceState *dev, Error **errp) 251 { 252 musicpal_lcd_state *s = MUSICPAL_LCD(dev); 253 s->con = graphic_console_init(dev, 0, &musicpal_gfx_ops, s); 254 qemu_console_resize(s->con, 128 * 3, 64 * 3); 255 } 256 257 static void musicpal_lcd_init(Object *obj) 258 { 259 SysBusDevice *sbd = SYS_BUS_DEVICE(obj); 260 DeviceState *dev = DEVICE(sbd); 261 musicpal_lcd_state *s = MUSICPAL_LCD(dev); 262 263 s->brightness = 7; 264 265 memory_region_init_io(&s->iomem, obj, &musicpal_lcd_ops, s, 266 "musicpal-lcd", MP_LCD_SIZE); 267 sysbus_init_mmio(sbd, &s->iomem); 268 269 qdev_init_gpio_in(dev, musicpal_lcd_gpio_brightness_in, 3); 270 } 271 272 static const VMStateDescription musicpal_lcd_vmsd = { 273 .name = "musicpal_lcd", 274 .version_id = 1, 275 .minimum_version_id = 1, 276 .fields = (VMStateField[]) { 277 VMSTATE_UINT32(brightness, musicpal_lcd_state), 278 VMSTATE_UINT32(mode, musicpal_lcd_state), 279 VMSTATE_UINT32(irqctrl, musicpal_lcd_state), 280 VMSTATE_UINT32(page, musicpal_lcd_state), 281 VMSTATE_UINT32(page_off, musicpal_lcd_state), 282 VMSTATE_BUFFER(video_ram, musicpal_lcd_state), 283 VMSTATE_END_OF_LIST() 284 } 285 }; 286 287 static void musicpal_lcd_class_init(ObjectClass *klass, void *data) 288 { 289 DeviceClass *dc = DEVICE_CLASS(klass); 290 291 dc->vmsd = &musicpal_lcd_vmsd; 292 dc->realize = musicpal_lcd_realize; 293 } 294 295 static const TypeInfo musicpal_lcd_info = { 296 .name = TYPE_MUSICPAL_LCD, 297 .parent = TYPE_SYS_BUS_DEVICE, 298 .instance_size = sizeof(musicpal_lcd_state), 299 .instance_init = musicpal_lcd_init, 300 .class_init = musicpal_lcd_class_init, 301 }; 302 303 /* PIC register offsets */ 304 #define MP_PIC_STATUS 0x00 305 #define MP_PIC_ENABLE_SET 0x08 306 #define MP_PIC_ENABLE_CLR 0x0C 307 308 #define TYPE_MV88W8618_PIC "mv88w8618_pic" 309 OBJECT_DECLARE_SIMPLE_TYPE(mv88w8618_pic_state, MV88W8618_PIC) 310 311 struct mv88w8618_pic_state { 312 /*< private >*/ 313 SysBusDevice parent_obj; 314 /*< public >*/ 315 316 MemoryRegion iomem; 317 uint32_t level; 318 uint32_t enabled; 319 qemu_irq parent_irq; 320 }; 321 322 static void mv88w8618_pic_update(mv88w8618_pic_state *s) 323 { 324 qemu_set_irq(s->parent_irq, (s->level & s->enabled)); 325 } 326 327 static void mv88w8618_pic_set_irq(void *opaque, int irq, int level) 328 { 329 mv88w8618_pic_state *s = opaque; 330 331 if (level) { 332 s->level |= 1 << irq; 333 } else { 334 s->level &= ~(1 << irq); 335 } 336 mv88w8618_pic_update(s); 337 } 338 339 static uint64_t mv88w8618_pic_read(void *opaque, hwaddr offset, 340 unsigned size) 341 { 342 mv88w8618_pic_state *s = opaque; 343 344 switch (offset) { 345 case MP_PIC_STATUS: 346 return s->level & s->enabled; 347 348 default: 349 return 0; 350 } 351 } 352 353 static void mv88w8618_pic_write(void *opaque, hwaddr offset, 354 uint64_t value, unsigned size) 355 { 356 mv88w8618_pic_state *s = opaque; 357 358 switch (offset) { 359 case MP_PIC_ENABLE_SET: 360 s->enabled |= value; 361 break; 362 363 case MP_PIC_ENABLE_CLR: 364 s->enabled &= ~value; 365 s->level &= ~value; 366 break; 367 } 368 mv88w8618_pic_update(s); 369 } 370 371 static void mv88w8618_pic_reset(DeviceState *d) 372 { 373 mv88w8618_pic_state *s = MV88W8618_PIC(d); 374 375 s->level = 0; 376 s->enabled = 0; 377 } 378 379 static const MemoryRegionOps mv88w8618_pic_ops = { 380 .read = mv88w8618_pic_read, 381 .write = mv88w8618_pic_write, 382 .endianness = DEVICE_NATIVE_ENDIAN, 383 }; 384 385 static void mv88w8618_pic_init(Object *obj) 386 { 387 SysBusDevice *dev = SYS_BUS_DEVICE(obj); 388 mv88w8618_pic_state *s = MV88W8618_PIC(dev); 389 390 qdev_init_gpio_in(DEVICE(dev), mv88w8618_pic_set_irq, 32); 391 sysbus_init_irq(dev, &s->parent_irq); 392 memory_region_init_io(&s->iomem, obj, &mv88w8618_pic_ops, s, 393 "musicpal-pic", MP_PIC_SIZE); 394 sysbus_init_mmio(dev, &s->iomem); 395 } 396 397 static const VMStateDescription mv88w8618_pic_vmsd = { 398 .name = "mv88w8618_pic", 399 .version_id = 1, 400 .minimum_version_id = 1, 401 .fields = (VMStateField[]) { 402 VMSTATE_UINT32(level, mv88w8618_pic_state), 403 VMSTATE_UINT32(enabled, mv88w8618_pic_state), 404 VMSTATE_END_OF_LIST() 405 } 406 }; 407 408 static void mv88w8618_pic_class_init(ObjectClass *klass, void *data) 409 { 410 DeviceClass *dc = DEVICE_CLASS(klass); 411 412 dc->reset = mv88w8618_pic_reset; 413 dc->vmsd = &mv88w8618_pic_vmsd; 414 } 415 416 static const TypeInfo mv88w8618_pic_info = { 417 .name = TYPE_MV88W8618_PIC, 418 .parent = TYPE_SYS_BUS_DEVICE, 419 .instance_size = sizeof(mv88w8618_pic_state), 420 .instance_init = mv88w8618_pic_init, 421 .class_init = mv88w8618_pic_class_init, 422 }; 423 424 /* PIT register offsets */ 425 #define MP_PIT_TIMER1_LENGTH 0x00 426 /* ... */ 427 #define MP_PIT_TIMER4_LENGTH 0x0C 428 #define MP_PIT_CONTROL 0x10 429 #define MP_PIT_TIMER1_VALUE 0x14 430 /* ... */ 431 #define MP_PIT_TIMER4_VALUE 0x20 432 #define MP_BOARD_RESET 0x34 433 434 /* Magic board reset value (probably some watchdog behind it) */ 435 #define MP_BOARD_RESET_MAGIC 0x10000 436 437 typedef struct mv88w8618_timer_state { 438 ptimer_state *ptimer; 439 uint32_t limit; 440 int freq; 441 qemu_irq irq; 442 } mv88w8618_timer_state; 443 444 #define TYPE_MV88W8618_PIT "mv88w8618_pit" 445 OBJECT_DECLARE_SIMPLE_TYPE(mv88w8618_pit_state, MV88W8618_PIT) 446 447 struct mv88w8618_pit_state { 448 /*< private >*/ 449 SysBusDevice parent_obj; 450 /*< public >*/ 451 452 MemoryRegion iomem; 453 mv88w8618_timer_state timer[4]; 454 }; 455 456 static void mv88w8618_timer_tick(void *opaque) 457 { 458 mv88w8618_timer_state *s = opaque; 459 460 qemu_irq_raise(s->irq); 461 } 462 463 static void mv88w8618_timer_init(SysBusDevice *dev, mv88w8618_timer_state *s, 464 uint32_t freq) 465 { 466 sysbus_init_irq(dev, &s->irq); 467 s->freq = freq; 468 469 s->ptimer = ptimer_init(mv88w8618_timer_tick, s, PTIMER_POLICY_LEGACY); 470 } 471 472 static uint64_t mv88w8618_pit_read(void *opaque, hwaddr offset, 473 unsigned size) 474 { 475 mv88w8618_pit_state *s = opaque; 476 mv88w8618_timer_state *t; 477 478 switch (offset) { 479 case MP_PIT_TIMER1_VALUE ... MP_PIT_TIMER4_VALUE: 480 t = &s->timer[(offset-MP_PIT_TIMER1_VALUE) >> 2]; 481 return ptimer_get_count(t->ptimer); 482 483 default: 484 return 0; 485 } 486 } 487 488 static void mv88w8618_pit_write(void *opaque, hwaddr offset, 489 uint64_t value, unsigned size) 490 { 491 mv88w8618_pit_state *s = opaque; 492 mv88w8618_timer_state *t; 493 int i; 494 495 switch (offset) { 496 case MP_PIT_TIMER1_LENGTH ... MP_PIT_TIMER4_LENGTH: 497 t = &s->timer[offset >> 2]; 498 t->limit = value; 499 ptimer_transaction_begin(t->ptimer); 500 if (t->limit > 0) { 501 ptimer_set_limit(t->ptimer, t->limit, 1); 502 } else { 503 ptimer_stop(t->ptimer); 504 } 505 ptimer_transaction_commit(t->ptimer); 506 break; 507 508 case MP_PIT_CONTROL: 509 for (i = 0; i < 4; i++) { 510 t = &s->timer[i]; 511 ptimer_transaction_begin(t->ptimer); 512 if (value & 0xf && t->limit > 0) { 513 ptimer_set_limit(t->ptimer, t->limit, 0); 514 ptimer_set_freq(t->ptimer, t->freq); 515 ptimer_run(t->ptimer, 0); 516 } else { 517 ptimer_stop(t->ptimer); 518 } 519 ptimer_transaction_commit(t->ptimer); 520 value >>= 4; 521 } 522 break; 523 524 case MP_BOARD_RESET: 525 if (value == MP_BOARD_RESET_MAGIC) { 526 qemu_system_reset_request(SHUTDOWN_CAUSE_GUEST_RESET); 527 } 528 break; 529 } 530 } 531 532 static void mv88w8618_pit_reset(DeviceState *d) 533 { 534 mv88w8618_pit_state *s = MV88W8618_PIT(d); 535 int i; 536 537 for (i = 0; i < 4; i++) { 538 mv88w8618_timer_state *t = &s->timer[i]; 539 ptimer_transaction_begin(t->ptimer); 540 ptimer_stop(t->ptimer); 541 ptimer_transaction_commit(t->ptimer); 542 t->limit = 0; 543 } 544 } 545 546 static const MemoryRegionOps mv88w8618_pit_ops = { 547 .read = mv88w8618_pit_read, 548 .write = mv88w8618_pit_write, 549 .endianness = DEVICE_NATIVE_ENDIAN, 550 }; 551 552 static void mv88w8618_pit_init(Object *obj) 553 { 554 SysBusDevice *dev = SYS_BUS_DEVICE(obj); 555 mv88w8618_pit_state *s = MV88W8618_PIT(dev); 556 int i; 557 558 /* Letting them all run at 1 MHz is likely just a pragmatic 559 * simplification. */ 560 for (i = 0; i < 4; i++) { 561 mv88w8618_timer_init(dev, &s->timer[i], 1000000); 562 } 563 564 memory_region_init_io(&s->iomem, obj, &mv88w8618_pit_ops, s, 565 "musicpal-pit", MP_PIT_SIZE); 566 sysbus_init_mmio(dev, &s->iomem); 567 } 568 569 static void mv88w8618_pit_finalize(Object *obj) 570 { 571 SysBusDevice *dev = SYS_BUS_DEVICE(obj); 572 mv88w8618_pit_state *s = MV88W8618_PIT(dev); 573 int i; 574 575 for (i = 0; i < 4; i++) { 576 ptimer_free(s->timer[i].ptimer); 577 } 578 } 579 580 static const VMStateDescription mv88w8618_timer_vmsd = { 581 .name = "timer", 582 .version_id = 1, 583 .minimum_version_id = 1, 584 .fields = (VMStateField[]) { 585 VMSTATE_PTIMER(ptimer, mv88w8618_timer_state), 586 VMSTATE_UINT32(limit, mv88w8618_timer_state), 587 VMSTATE_END_OF_LIST() 588 } 589 }; 590 591 static const VMStateDescription mv88w8618_pit_vmsd = { 592 .name = "mv88w8618_pit", 593 .version_id = 1, 594 .minimum_version_id = 1, 595 .fields = (VMStateField[]) { 596 VMSTATE_STRUCT_ARRAY(timer, mv88w8618_pit_state, 4, 1, 597 mv88w8618_timer_vmsd, mv88w8618_timer_state), 598 VMSTATE_END_OF_LIST() 599 } 600 }; 601 602 static void mv88w8618_pit_class_init(ObjectClass *klass, void *data) 603 { 604 DeviceClass *dc = DEVICE_CLASS(klass); 605 606 dc->reset = mv88w8618_pit_reset; 607 dc->vmsd = &mv88w8618_pit_vmsd; 608 } 609 610 static const TypeInfo mv88w8618_pit_info = { 611 .name = TYPE_MV88W8618_PIT, 612 .parent = TYPE_SYS_BUS_DEVICE, 613 .instance_size = sizeof(mv88w8618_pit_state), 614 .instance_init = mv88w8618_pit_init, 615 .instance_finalize = mv88w8618_pit_finalize, 616 .class_init = mv88w8618_pit_class_init, 617 }; 618 619 /* Flash config register offsets */ 620 #define MP_FLASHCFG_CFGR0 0x04 621 622 #define TYPE_MV88W8618_FLASHCFG "mv88w8618_flashcfg" 623 OBJECT_DECLARE_SIMPLE_TYPE(mv88w8618_flashcfg_state, MV88W8618_FLASHCFG) 624 625 struct mv88w8618_flashcfg_state { 626 /*< private >*/ 627 SysBusDevice parent_obj; 628 /*< public >*/ 629 630 MemoryRegion iomem; 631 uint32_t cfgr0; 632 }; 633 634 static uint64_t mv88w8618_flashcfg_read(void *opaque, 635 hwaddr offset, 636 unsigned size) 637 { 638 mv88w8618_flashcfg_state *s = opaque; 639 640 switch (offset) { 641 case MP_FLASHCFG_CFGR0: 642 return s->cfgr0; 643 644 default: 645 return 0; 646 } 647 } 648 649 static void mv88w8618_flashcfg_write(void *opaque, hwaddr offset, 650 uint64_t value, unsigned size) 651 { 652 mv88w8618_flashcfg_state *s = opaque; 653 654 switch (offset) { 655 case MP_FLASHCFG_CFGR0: 656 s->cfgr0 = value; 657 break; 658 } 659 } 660 661 static const MemoryRegionOps mv88w8618_flashcfg_ops = { 662 .read = mv88w8618_flashcfg_read, 663 .write = mv88w8618_flashcfg_write, 664 .endianness = DEVICE_NATIVE_ENDIAN, 665 }; 666 667 static void mv88w8618_flashcfg_init(Object *obj) 668 { 669 SysBusDevice *dev = SYS_BUS_DEVICE(obj); 670 mv88w8618_flashcfg_state *s = MV88W8618_FLASHCFG(dev); 671 672 s->cfgr0 = 0xfffe4285; /* Default as set by U-Boot for 8 MB flash */ 673 memory_region_init_io(&s->iomem, obj, &mv88w8618_flashcfg_ops, s, 674 "musicpal-flashcfg", MP_FLASHCFG_SIZE); 675 sysbus_init_mmio(dev, &s->iomem); 676 } 677 678 static const VMStateDescription mv88w8618_flashcfg_vmsd = { 679 .name = "mv88w8618_flashcfg", 680 .version_id = 1, 681 .minimum_version_id = 1, 682 .fields = (VMStateField[]) { 683 VMSTATE_UINT32(cfgr0, mv88w8618_flashcfg_state), 684 VMSTATE_END_OF_LIST() 685 } 686 }; 687 688 static void mv88w8618_flashcfg_class_init(ObjectClass *klass, void *data) 689 { 690 DeviceClass *dc = DEVICE_CLASS(klass); 691 692 dc->vmsd = &mv88w8618_flashcfg_vmsd; 693 } 694 695 static const TypeInfo mv88w8618_flashcfg_info = { 696 .name = TYPE_MV88W8618_FLASHCFG, 697 .parent = TYPE_SYS_BUS_DEVICE, 698 .instance_size = sizeof(mv88w8618_flashcfg_state), 699 .instance_init = mv88w8618_flashcfg_init, 700 .class_init = mv88w8618_flashcfg_class_init, 701 }; 702 703 /* Misc register offsets */ 704 #define MP_MISC_BOARD_REVISION 0x18 705 706 #define MP_BOARD_REVISION 0x31 707 708 struct MusicPalMiscState { 709 SysBusDevice parent_obj; 710 MemoryRegion iomem; 711 }; 712 713 #define TYPE_MUSICPAL_MISC "musicpal-misc" 714 OBJECT_DECLARE_SIMPLE_TYPE(MusicPalMiscState, MUSICPAL_MISC) 715 716 static uint64_t musicpal_misc_read(void *opaque, hwaddr offset, 717 unsigned size) 718 { 719 switch (offset) { 720 case MP_MISC_BOARD_REVISION: 721 return MP_BOARD_REVISION; 722 723 default: 724 return 0; 725 } 726 } 727 728 static void musicpal_misc_write(void *opaque, hwaddr offset, 729 uint64_t value, unsigned size) 730 { 731 } 732 733 static const MemoryRegionOps musicpal_misc_ops = { 734 .read = musicpal_misc_read, 735 .write = musicpal_misc_write, 736 .endianness = DEVICE_NATIVE_ENDIAN, 737 }; 738 739 static void musicpal_misc_init(Object *obj) 740 { 741 SysBusDevice *sd = SYS_BUS_DEVICE(obj); 742 MusicPalMiscState *s = MUSICPAL_MISC(obj); 743 744 memory_region_init_io(&s->iomem, OBJECT(s), &musicpal_misc_ops, NULL, 745 "musicpal-misc", MP_MISC_SIZE); 746 sysbus_init_mmio(sd, &s->iomem); 747 } 748 749 static const TypeInfo musicpal_misc_info = { 750 .name = TYPE_MUSICPAL_MISC, 751 .parent = TYPE_SYS_BUS_DEVICE, 752 .instance_init = musicpal_misc_init, 753 .instance_size = sizeof(MusicPalMiscState), 754 }; 755 756 /* WLAN register offsets */ 757 #define MP_WLAN_MAGIC1 0x11c 758 #define MP_WLAN_MAGIC2 0x124 759 760 static uint64_t mv88w8618_wlan_read(void *opaque, hwaddr offset, 761 unsigned size) 762 { 763 switch (offset) { 764 /* Workaround to allow loading the binary-only wlandrv.ko crap 765 * from the original Freecom firmware. */ 766 case MP_WLAN_MAGIC1: 767 return ~3; 768 case MP_WLAN_MAGIC2: 769 return -1; 770 771 default: 772 return 0; 773 } 774 } 775 776 static void mv88w8618_wlan_write(void *opaque, hwaddr offset, 777 uint64_t value, unsigned size) 778 { 779 } 780 781 static const MemoryRegionOps mv88w8618_wlan_ops = { 782 .read = mv88w8618_wlan_read, 783 .write =mv88w8618_wlan_write, 784 .endianness = DEVICE_NATIVE_ENDIAN, 785 }; 786 787 static void mv88w8618_wlan_realize(DeviceState *dev, Error **errp) 788 { 789 MemoryRegion *iomem = g_new(MemoryRegion, 1); 790 791 memory_region_init_io(iomem, OBJECT(dev), &mv88w8618_wlan_ops, NULL, 792 "musicpal-wlan", MP_WLAN_SIZE); 793 sysbus_init_mmio(SYS_BUS_DEVICE(dev), iomem); 794 } 795 796 /* GPIO register offsets */ 797 #define MP_GPIO_OE_LO 0x008 798 #define MP_GPIO_OUT_LO 0x00c 799 #define MP_GPIO_IN_LO 0x010 800 #define MP_GPIO_IER_LO 0x014 801 #define MP_GPIO_IMR_LO 0x018 802 #define MP_GPIO_ISR_LO 0x020 803 #define MP_GPIO_OE_HI 0x508 804 #define MP_GPIO_OUT_HI 0x50c 805 #define MP_GPIO_IN_HI 0x510 806 #define MP_GPIO_IER_HI 0x514 807 #define MP_GPIO_IMR_HI 0x518 808 #define MP_GPIO_ISR_HI 0x520 809 810 /* GPIO bits & masks */ 811 #define MP_GPIO_LCD_BRIGHTNESS 0x00070000 812 #define MP_GPIO_I2C_DATA_BIT 29 813 #define MP_GPIO_I2C_CLOCK_BIT 30 814 815 /* LCD brightness bits in GPIO_OE_HI */ 816 #define MP_OE_LCD_BRIGHTNESS 0x0007 817 818 #define TYPE_MUSICPAL_GPIO "musicpal_gpio" 819 OBJECT_DECLARE_SIMPLE_TYPE(musicpal_gpio_state, MUSICPAL_GPIO) 820 821 struct musicpal_gpio_state { 822 /*< private >*/ 823 SysBusDevice parent_obj; 824 /*< public >*/ 825 826 MemoryRegion iomem; 827 uint32_t lcd_brightness; 828 uint32_t out_state; 829 uint32_t in_state; 830 uint32_t ier; 831 uint32_t imr; 832 uint32_t isr; 833 qemu_irq irq; 834 qemu_irq out[5]; /* 3 brightness out + 2 lcd (data and clock ) */ 835 }; 836 837 static void musicpal_gpio_brightness_update(musicpal_gpio_state *s) { 838 int i; 839 uint32_t brightness; 840 841 /* compute brightness ratio */ 842 switch (s->lcd_brightness) { 843 case 0x00000007: 844 brightness = 0; 845 break; 846 847 case 0x00020000: 848 brightness = 1; 849 break; 850 851 case 0x00020001: 852 brightness = 2; 853 break; 854 855 case 0x00040000: 856 brightness = 3; 857 break; 858 859 case 0x00010006: 860 brightness = 4; 861 break; 862 863 case 0x00020005: 864 brightness = 5; 865 break; 866 867 case 0x00040003: 868 brightness = 6; 869 break; 870 871 case 0x00030004: 872 default: 873 brightness = 7; 874 } 875 876 /* set lcd brightness GPIOs */ 877 for (i = 0; i <= 2; i++) { 878 qemu_set_irq(s->out[i], (brightness >> i) & 1); 879 } 880 } 881 882 static void musicpal_gpio_pin_event(void *opaque, int pin, int level) 883 { 884 musicpal_gpio_state *s = opaque; 885 uint32_t mask = 1 << pin; 886 uint32_t delta = level << pin; 887 uint32_t old = s->in_state & mask; 888 889 s->in_state &= ~mask; 890 s->in_state |= delta; 891 892 if ((old ^ delta) && 893 ((level && (s->imr & mask)) || (!level && (s->ier & mask)))) { 894 s->isr = mask; 895 qemu_irq_raise(s->irq); 896 } 897 } 898 899 static uint64_t musicpal_gpio_read(void *opaque, hwaddr offset, 900 unsigned size) 901 { 902 musicpal_gpio_state *s = opaque; 903 904 switch (offset) { 905 case MP_GPIO_OE_HI: /* used for LCD brightness control */ 906 return s->lcd_brightness & MP_OE_LCD_BRIGHTNESS; 907 908 case MP_GPIO_OUT_LO: 909 return s->out_state & 0xFFFF; 910 case MP_GPIO_OUT_HI: 911 return s->out_state >> 16; 912 913 case MP_GPIO_IN_LO: 914 return s->in_state & 0xFFFF; 915 case MP_GPIO_IN_HI: 916 return s->in_state >> 16; 917 918 case MP_GPIO_IER_LO: 919 return s->ier & 0xFFFF; 920 case MP_GPIO_IER_HI: 921 return s->ier >> 16; 922 923 case MP_GPIO_IMR_LO: 924 return s->imr & 0xFFFF; 925 case MP_GPIO_IMR_HI: 926 return s->imr >> 16; 927 928 case MP_GPIO_ISR_LO: 929 return s->isr & 0xFFFF; 930 case MP_GPIO_ISR_HI: 931 return s->isr >> 16; 932 933 default: 934 return 0; 935 } 936 } 937 938 static void musicpal_gpio_write(void *opaque, hwaddr offset, 939 uint64_t value, unsigned size) 940 { 941 musicpal_gpio_state *s = opaque; 942 switch (offset) { 943 case MP_GPIO_OE_HI: /* used for LCD brightness control */ 944 s->lcd_brightness = (s->lcd_brightness & MP_GPIO_LCD_BRIGHTNESS) | 945 (value & MP_OE_LCD_BRIGHTNESS); 946 musicpal_gpio_brightness_update(s); 947 break; 948 949 case MP_GPIO_OUT_LO: 950 s->out_state = (s->out_state & 0xFFFF0000) | (value & 0xFFFF); 951 break; 952 case MP_GPIO_OUT_HI: 953 s->out_state = (s->out_state & 0xFFFF) | (value << 16); 954 s->lcd_brightness = (s->lcd_brightness & 0xFFFF) | 955 (s->out_state & MP_GPIO_LCD_BRIGHTNESS); 956 musicpal_gpio_brightness_update(s); 957 qemu_set_irq(s->out[3], (s->out_state >> MP_GPIO_I2C_DATA_BIT) & 1); 958 qemu_set_irq(s->out[4], (s->out_state >> MP_GPIO_I2C_CLOCK_BIT) & 1); 959 break; 960 961 case MP_GPIO_IER_LO: 962 s->ier = (s->ier & 0xFFFF0000) | (value & 0xFFFF); 963 break; 964 case MP_GPIO_IER_HI: 965 s->ier = (s->ier & 0xFFFF) | (value << 16); 966 break; 967 968 case MP_GPIO_IMR_LO: 969 s->imr = (s->imr & 0xFFFF0000) | (value & 0xFFFF); 970 break; 971 case MP_GPIO_IMR_HI: 972 s->imr = (s->imr & 0xFFFF) | (value << 16); 973 break; 974 } 975 } 976 977 static const MemoryRegionOps musicpal_gpio_ops = { 978 .read = musicpal_gpio_read, 979 .write = musicpal_gpio_write, 980 .endianness = DEVICE_NATIVE_ENDIAN, 981 }; 982 983 static void musicpal_gpio_reset(DeviceState *d) 984 { 985 musicpal_gpio_state *s = MUSICPAL_GPIO(d); 986 987 s->lcd_brightness = 0; 988 s->out_state = 0; 989 s->in_state = 0xffffffff; 990 s->ier = 0; 991 s->imr = 0; 992 s->isr = 0; 993 } 994 995 static void musicpal_gpio_init(Object *obj) 996 { 997 SysBusDevice *sbd = SYS_BUS_DEVICE(obj); 998 DeviceState *dev = DEVICE(sbd); 999 musicpal_gpio_state *s = MUSICPAL_GPIO(dev); 1000 1001 sysbus_init_irq(sbd, &s->irq); 1002 1003 memory_region_init_io(&s->iomem, obj, &musicpal_gpio_ops, s, 1004 "musicpal-gpio", MP_GPIO_SIZE); 1005 sysbus_init_mmio(sbd, &s->iomem); 1006 1007 qdev_init_gpio_out(dev, s->out, ARRAY_SIZE(s->out)); 1008 1009 qdev_init_gpio_in(dev, musicpal_gpio_pin_event, 32); 1010 } 1011 1012 static const VMStateDescription musicpal_gpio_vmsd = { 1013 .name = "musicpal_gpio", 1014 .version_id = 1, 1015 .minimum_version_id = 1, 1016 .fields = (VMStateField[]) { 1017 VMSTATE_UINT32(lcd_brightness, musicpal_gpio_state), 1018 VMSTATE_UINT32(out_state, musicpal_gpio_state), 1019 VMSTATE_UINT32(in_state, musicpal_gpio_state), 1020 VMSTATE_UINT32(ier, musicpal_gpio_state), 1021 VMSTATE_UINT32(imr, musicpal_gpio_state), 1022 VMSTATE_UINT32(isr, musicpal_gpio_state), 1023 VMSTATE_END_OF_LIST() 1024 } 1025 }; 1026 1027 static void musicpal_gpio_class_init(ObjectClass *klass, void *data) 1028 { 1029 DeviceClass *dc = DEVICE_CLASS(klass); 1030 1031 dc->reset = musicpal_gpio_reset; 1032 dc->vmsd = &musicpal_gpio_vmsd; 1033 } 1034 1035 static const TypeInfo musicpal_gpio_info = { 1036 .name = TYPE_MUSICPAL_GPIO, 1037 .parent = TYPE_SYS_BUS_DEVICE, 1038 .instance_size = sizeof(musicpal_gpio_state), 1039 .instance_init = musicpal_gpio_init, 1040 .class_init = musicpal_gpio_class_init, 1041 }; 1042 1043 /* Keyboard codes & masks */ 1044 #define KEY_RELEASED 0x80 1045 #define KEY_CODE 0x7f 1046 1047 #define KEYCODE_TAB 0x0f 1048 #define KEYCODE_ENTER 0x1c 1049 #define KEYCODE_F 0x21 1050 #define KEYCODE_M 0x32 1051 1052 #define KEYCODE_EXTENDED 0xe0 1053 #define KEYCODE_UP 0x48 1054 #define KEYCODE_DOWN 0x50 1055 #define KEYCODE_LEFT 0x4b 1056 #define KEYCODE_RIGHT 0x4d 1057 1058 #define MP_KEY_WHEEL_VOL (1 << 0) 1059 #define MP_KEY_WHEEL_VOL_INV (1 << 1) 1060 #define MP_KEY_WHEEL_NAV (1 << 2) 1061 #define MP_KEY_WHEEL_NAV_INV (1 << 3) 1062 #define MP_KEY_BTN_FAVORITS (1 << 4) 1063 #define MP_KEY_BTN_MENU (1 << 5) 1064 #define MP_KEY_BTN_VOLUME (1 << 6) 1065 #define MP_KEY_BTN_NAVIGATION (1 << 7) 1066 1067 #define TYPE_MUSICPAL_KEY "musicpal_key" 1068 OBJECT_DECLARE_SIMPLE_TYPE(musicpal_key_state, MUSICPAL_KEY) 1069 1070 struct musicpal_key_state { 1071 /*< private >*/ 1072 SysBusDevice parent_obj; 1073 /*< public >*/ 1074 1075 uint32_t kbd_extended; 1076 uint32_t pressed_keys; 1077 qemu_irq out[8]; 1078 }; 1079 1080 static void musicpal_key_event(void *opaque, int keycode) 1081 { 1082 musicpal_key_state *s = opaque; 1083 uint32_t event = 0; 1084 int i; 1085 1086 if (keycode == KEYCODE_EXTENDED) { 1087 s->kbd_extended = 1; 1088 return; 1089 } 1090 1091 if (s->kbd_extended) { 1092 switch (keycode & KEY_CODE) { 1093 case KEYCODE_UP: 1094 event = MP_KEY_WHEEL_NAV | MP_KEY_WHEEL_NAV_INV; 1095 break; 1096 1097 case KEYCODE_DOWN: 1098 event = MP_KEY_WHEEL_NAV; 1099 break; 1100 1101 case KEYCODE_LEFT: 1102 event = MP_KEY_WHEEL_VOL | MP_KEY_WHEEL_VOL_INV; 1103 break; 1104 1105 case KEYCODE_RIGHT: 1106 event = MP_KEY_WHEEL_VOL; 1107 break; 1108 } 1109 } else { 1110 switch (keycode & KEY_CODE) { 1111 case KEYCODE_F: 1112 event = MP_KEY_BTN_FAVORITS; 1113 break; 1114 1115 case KEYCODE_TAB: 1116 event = MP_KEY_BTN_VOLUME; 1117 break; 1118 1119 case KEYCODE_ENTER: 1120 event = MP_KEY_BTN_NAVIGATION; 1121 break; 1122 1123 case KEYCODE_M: 1124 event = MP_KEY_BTN_MENU; 1125 break; 1126 } 1127 /* Do not repeat already pressed buttons */ 1128 if (!(keycode & KEY_RELEASED) && (s->pressed_keys & event)) { 1129 event = 0; 1130 } 1131 } 1132 1133 if (event) { 1134 /* Raise GPIO pin first if repeating a key */ 1135 if (!(keycode & KEY_RELEASED) && (s->pressed_keys & event)) { 1136 for (i = 0; i <= 7; i++) { 1137 if (event & (1 << i)) { 1138 qemu_set_irq(s->out[i], 1); 1139 } 1140 } 1141 } 1142 for (i = 0; i <= 7; i++) { 1143 if (event & (1 << i)) { 1144 qemu_set_irq(s->out[i], !!(keycode & KEY_RELEASED)); 1145 } 1146 } 1147 if (keycode & KEY_RELEASED) { 1148 s->pressed_keys &= ~event; 1149 } else { 1150 s->pressed_keys |= event; 1151 } 1152 } 1153 1154 s->kbd_extended = 0; 1155 } 1156 1157 static void musicpal_key_init(Object *obj) 1158 { 1159 SysBusDevice *sbd = SYS_BUS_DEVICE(obj); 1160 DeviceState *dev = DEVICE(sbd); 1161 musicpal_key_state *s = MUSICPAL_KEY(dev); 1162 1163 s->kbd_extended = 0; 1164 s->pressed_keys = 0; 1165 1166 qdev_init_gpio_out(dev, s->out, ARRAY_SIZE(s->out)); 1167 1168 qemu_add_kbd_event_handler(musicpal_key_event, s); 1169 } 1170 1171 static const VMStateDescription musicpal_key_vmsd = { 1172 .name = "musicpal_key", 1173 .version_id = 1, 1174 .minimum_version_id = 1, 1175 .fields = (VMStateField[]) { 1176 VMSTATE_UINT32(kbd_extended, musicpal_key_state), 1177 VMSTATE_UINT32(pressed_keys, musicpal_key_state), 1178 VMSTATE_END_OF_LIST() 1179 } 1180 }; 1181 1182 static void musicpal_key_class_init(ObjectClass *klass, void *data) 1183 { 1184 DeviceClass *dc = DEVICE_CLASS(klass); 1185 1186 dc->vmsd = &musicpal_key_vmsd; 1187 } 1188 1189 static const TypeInfo musicpal_key_info = { 1190 .name = TYPE_MUSICPAL_KEY, 1191 .parent = TYPE_SYS_BUS_DEVICE, 1192 .instance_size = sizeof(musicpal_key_state), 1193 .instance_init = musicpal_key_init, 1194 .class_init = musicpal_key_class_init, 1195 }; 1196 1197 #define FLASH_SECTOR_SIZE (64 * KiB) 1198 1199 static struct arm_boot_info musicpal_binfo = { 1200 .loader_start = 0x0, 1201 .board_id = 0x20e, 1202 }; 1203 1204 static void musicpal_init(MachineState *machine) 1205 { 1206 ARMCPU *cpu; 1207 DeviceState *dev; 1208 DeviceState *pic; 1209 DeviceState *uart_orgate; 1210 DeviceState *i2c_dev; 1211 DeviceState *lcd_dev; 1212 DeviceState *key_dev; 1213 I2CSlave *wm8750_dev; 1214 SysBusDevice *s; 1215 I2CBus *i2c; 1216 int i; 1217 unsigned long flash_size; 1218 DriveInfo *dinfo; 1219 MachineClass *mc = MACHINE_GET_CLASS(machine); 1220 MemoryRegion *address_space_mem = get_system_memory(); 1221 MemoryRegion *sram = g_new(MemoryRegion, 1); 1222 1223 /* For now we use a fixed - the original - RAM size */ 1224 if (machine->ram_size != mc->default_ram_size) { 1225 char *sz = size_to_str(mc->default_ram_size); 1226 error_report("Invalid RAM size, should be %s", sz); 1227 g_free(sz); 1228 exit(EXIT_FAILURE); 1229 } 1230 1231 cpu = ARM_CPU(cpu_create(machine->cpu_type)); 1232 1233 memory_region_add_subregion(address_space_mem, 0, machine->ram); 1234 1235 memory_region_init_ram(sram, NULL, "musicpal.sram", MP_SRAM_SIZE, 1236 &error_fatal); 1237 memory_region_add_subregion(address_space_mem, MP_SRAM_BASE, sram); 1238 1239 pic = sysbus_create_simple(TYPE_MV88W8618_PIC, MP_PIC_BASE, 1240 qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_IRQ)); 1241 sysbus_create_varargs(TYPE_MV88W8618_PIT, MP_PIT_BASE, 1242 qdev_get_gpio_in(pic, MP_TIMER1_IRQ), 1243 qdev_get_gpio_in(pic, MP_TIMER2_IRQ), 1244 qdev_get_gpio_in(pic, MP_TIMER3_IRQ), 1245 qdev_get_gpio_in(pic, MP_TIMER4_IRQ), NULL); 1246 1247 /* Logically OR both UART IRQs together */ 1248 uart_orgate = DEVICE(object_new(TYPE_OR_IRQ)); 1249 object_property_set_int(OBJECT(uart_orgate), "num-lines", 2, &error_fatal); 1250 qdev_realize_and_unref(uart_orgate, NULL, &error_fatal); 1251 qdev_connect_gpio_out(DEVICE(uart_orgate), 0, 1252 qdev_get_gpio_in(pic, MP_UART_SHARED_IRQ)); 1253 1254 serial_mm_init(address_space_mem, MP_UART1_BASE, 2, 1255 qdev_get_gpio_in(uart_orgate, 0), 1256 1825000, serial_hd(0), DEVICE_NATIVE_ENDIAN); 1257 serial_mm_init(address_space_mem, MP_UART2_BASE, 2, 1258 qdev_get_gpio_in(uart_orgate, 1), 1259 1825000, serial_hd(1), DEVICE_NATIVE_ENDIAN); 1260 1261 /* Register flash */ 1262 dinfo = drive_get(IF_PFLASH, 0, 0); 1263 if (dinfo) { 1264 BlockBackend *blk = blk_by_legacy_dinfo(dinfo); 1265 1266 flash_size = blk_getlength(blk); 1267 if (flash_size != 8 * MiB && flash_size != 16 * MiB && 1268 flash_size != 32 * MiB) { 1269 error_report("Invalid flash image size"); 1270 exit(1); 1271 } 1272 1273 /* 1274 * The original U-Boot accesses the flash at 0xFE000000 instead of 1275 * 0xFF800000 (if there is 8 MB flash). So remap flash access if the 1276 * image is smaller than 32 MB. 1277 */ 1278 pflash_cfi02_register(0x100000000ULL - MP_FLASH_SIZE_MAX, 1279 "musicpal.flash", flash_size, 1280 blk, FLASH_SECTOR_SIZE, 1281 MP_FLASH_SIZE_MAX / flash_size, 1282 2, 0x00BF, 0x236D, 0x0000, 0x0000, 1283 0x5555, 0x2AAA, 0); 1284 } 1285 sysbus_create_simple(TYPE_MV88W8618_FLASHCFG, MP_FLASHCFG_BASE, NULL); 1286 1287 qemu_check_nic_model(&nd_table[0], "mv88w8618"); 1288 dev = qdev_new(TYPE_MV88W8618_ETH); 1289 qdev_set_nic_properties(dev, &nd_table[0]); 1290 object_property_set_link(OBJECT(dev), "dma-memory", 1291 OBJECT(get_system_memory()), &error_fatal); 1292 sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); 1293 sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, MP_ETH_BASE); 1294 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, 1295 qdev_get_gpio_in(pic, MP_ETH_IRQ)); 1296 1297 sysbus_create_simple("mv88w8618_wlan", MP_WLAN_BASE, NULL); 1298 1299 sysbus_create_simple(TYPE_MUSICPAL_MISC, MP_MISC_BASE, NULL); 1300 1301 dev = sysbus_create_simple(TYPE_MUSICPAL_GPIO, MP_GPIO_BASE, 1302 qdev_get_gpio_in(pic, MP_GPIO_IRQ)); 1303 i2c_dev = sysbus_create_simple(TYPE_GPIO_I2C, -1, NULL); 1304 i2c = (I2CBus *)qdev_get_child_bus(i2c_dev, "i2c"); 1305 1306 lcd_dev = sysbus_create_simple(TYPE_MUSICPAL_LCD, MP_LCD_BASE, NULL); 1307 key_dev = sysbus_create_simple(TYPE_MUSICPAL_KEY, -1, NULL); 1308 1309 /* I2C read data */ 1310 qdev_connect_gpio_out(i2c_dev, 0, 1311 qdev_get_gpio_in(dev, MP_GPIO_I2C_DATA_BIT)); 1312 /* I2C data */ 1313 qdev_connect_gpio_out(dev, 3, qdev_get_gpio_in(i2c_dev, 0)); 1314 /* I2C clock */ 1315 qdev_connect_gpio_out(dev, 4, qdev_get_gpio_in(i2c_dev, 1)); 1316 1317 for (i = 0; i < 3; i++) { 1318 qdev_connect_gpio_out(dev, i, qdev_get_gpio_in(lcd_dev, i)); 1319 } 1320 for (i = 0; i < 4; i++) { 1321 qdev_connect_gpio_out(key_dev, i, qdev_get_gpio_in(dev, i + 8)); 1322 } 1323 for (i = 4; i < 8; i++) { 1324 qdev_connect_gpio_out(key_dev, i, qdev_get_gpio_in(dev, i + 15)); 1325 } 1326 1327 wm8750_dev = i2c_slave_create_simple(i2c, TYPE_WM8750, MP_WM_ADDR); 1328 dev = qdev_new(TYPE_MV88W8618_AUDIO); 1329 s = SYS_BUS_DEVICE(dev); 1330 object_property_set_link(OBJECT(dev), "wm8750", OBJECT(wm8750_dev), 1331 NULL); 1332 sysbus_realize_and_unref(s, &error_fatal); 1333 sysbus_mmio_map(s, 0, MP_AUDIO_BASE); 1334 sysbus_connect_irq(s, 0, qdev_get_gpio_in(pic, MP_AUDIO_IRQ)); 1335 1336 musicpal_binfo.ram_size = MP_RAM_DEFAULT_SIZE; 1337 arm_load_kernel(cpu, machine, &musicpal_binfo); 1338 } 1339 1340 static void musicpal_machine_init(MachineClass *mc) 1341 { 1342 mc->desc = "Marvell 88w8618 / MusicPal (ARM926EJ-S)"; 1343 mc->init = musicpal_init; 1344 mc->ignore_memory_transaction_failures = true; 1345 mc->default_cpu_type = ARM_CPU_TYPE_NAME("arm926"); 1346 mc->default_ram_size = MP_RAM_DEFAULT_SIZE; 1347 mc->default_ram_id = "musicpal.ram"; 1348 } 1349 1350 DEFINE_MACHINE("musicpal", musicpal_machine_init) 1351 1352 static void mv88w8618_wlan_class_init(ObjectClass *klass, void *data) 1353 { 1354 DeviceClass *dc = DEVICE_CLASS(klass); 1355 1356 dc->realize = mv88w8618_wlan_realize; 1357 } 1358 1359 static const TypeInfo mv88w8618_wlan_info = { 1360 .name = "mv88w8618_wlan", 1361 .parent = TYPE_SYS_BUS_DEVICE, 1362 .instance_size = sizeof(SysBusDevice), 1363 .class_init = mv88w8618_wlan_class_init, 1364 }; 1365 1366 static void musicpal_register_types(void) 1367 { 1368 type_register_static(&mv88w8618_pic_info); 1369 type_register_static(&mv88w8618_pit_info); 1370 type_register_static(&mv88w8618_flashcfg_info); 1371 type_register_static(&mv88w8618_wlan_info); 1372 type_register_static(&musicpal_lcd_info); 1373 type_register_static(&musicpal_gpio_info); 1374 type_register_static(&musicpal_key_info); 1375 type_register_static(&musicpal_misc_info); 1376 } 1377 1378 type_init(musicpal_register_types) 1379