hw/arm/musicpal.c

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