qemu/hw/arm/musicpal.c
<<
>>
Prefs
   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"
 107OBJECT_DECLARE_SIMPLE_TYPE(musicpal_lcd_state, MUSICPAL_LCD)
 108
 109struct 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
 124static 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
 136static 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
 151static 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
 172static void lcd_invalidate(void *opaque)
 173{
 174}
 175
 176static 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
 183static 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
 197static 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
 237static const MemoryRegionOps musicpal_lcd_ops = {
 238    .read = musicpal_lcd_read,
 239    .write = musicpal_lcd_write,
 240    .endianness = DEVICE_NATIVE_ENDIAN,
 241};
 242
 243static const GraphicHwOps musicpal_gfx_ops = {
 244    .invalidate  = lcd_invalidate,
 245    .gfx_update  = lcd_refresh,
 246};
 247
 248static 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
 255static 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
 270static 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
 285static 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
 293static 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"
 307OBJECT_DECLARE_SIMPLE_TYPE(mv88w8618_pic_state, MV88W8618_PIC)
 308
 309struct 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
 320static void mv88w8618_pic_update(mv88w8618_pic_state *s)
 321{
 322    qemu_set_irq(s->parent_irq, (s->level & s->enabled));
 323}
 324
 325static 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
 337static 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
 351static 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
 369static 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
 377static const MemoryRegionOps mv88w8618_pic_ops = {
 378    .read = mv88w8618_pic_read,
 379    .write = mv88w8618_pic_write,
 380    .endianness = DEVICE_NATIVE_ENDIAN,
 381};
 382
 383static 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
 395static 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
 406static 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
 414static 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
 435typedef 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"
 443OBJECT_DECLARE_SIMPLE_TYPE(mv88w8618_pit_state, MV88W8618_PIT)
 444
 445struct mv88w8618_pit_state {
 446    /*< private >*/
 447    SysBusDevice parent_obj;
 448    /*< public >*/
 449
 450    MemoryRegion iomem;
 451    mv88w8618_timer_state timer[4];
 452};
 453
 454static void mv88w8618_timer_tick(void *opaque)
 455{
 456    mv88w8618_timer_state *s = opaque;
 457
 458    qemu_irq_raise(s->irq);
 459}
 460
 461static 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
 470static 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
 486static 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
 530static 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
 544static const MemoryRegionOps mv88w8618_pit_ops = {
 545    .read = mv88w8618_pit_read,
 546    .write = mv88w8618_pit_write,
 547    .endianness = DEVICE_NATIVE_ENDIAN,
 548};
 549
 550static 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
 567static 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
 578static 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
 589static 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
 600static 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
 608static 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"
 621OBJECT_DECLARE_SIMPLE_TYPE(mv88w8618_flashcfg_state, MV88W8618_FLASHCFG)
 622
 623struct mv88w8618_flashcfg_state {
 624    /*< private >*/
 625    SysBusDevice parent_obj;
 626    /*< public >*/
 627
 628    MemoryRegion iomem;
 629    uint32_t cfgr0;
 630};
 631
 632static 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
 647static 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
 659static const MemoryRegionOps mv88w8618_flashcfg_ops = {
 660    .read = mv88w8618_flashcfg_read,
 661    .write = mv88w8618_flashcfg_write,
 662    .endianness = DEVICE_NATIVE_ENDIAN,
 663};
 664
 665static 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
 676static 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
 686static 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
 693static 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
 706struct MusicPalMiscState {
 707    SysBusDevice parent_obj;
 708    MemoryRegion iomem;
 709};
 710
 711#define TYPE_MUSICPAL_MISC "musicpal-misc"
 712OBJECT_DECLARE_SIMPLE_TYPE(MusicPalMiscState, MUSICPAL_MISC)
 713
 714static 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
 726static void musicpal_misc_write(void *opaque, hwaddr offset,
 727                                uint64_t value, unsigned size)
 728{
 729}
 730
 731static const MemoryRegionOps musicpal_misc_ops = {
 732    .read = musicpal_misc_read,
 733    .write = musicpal_misc_write,
 734    .endianness = DEVICE_NATIVE_ENDIAN,
 735};
 736
 737static 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
 747static 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
 758static 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
 774static void mv88w8618_wlan_write(void *opaque, hwaddr offset,
 775                                 uint64_t value, unsigned size)
 776{
 777}
 778
 779static const MemoryRegionOps mv88w8618_wlan_ops = {
 780    .read = mv88w8618_wlan_read,
 781    .write =mv88w8618_wlan_write,
 782    .endianness = DEVICE_NATIVE_ENDIAN,
 783};
 784
 785static 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"
 817OBJECT_DECLARE_SIMPLE_TYPE(musicpal_gpio_state, MUSICPAL_GPIO)
 818
 819struct 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
 835static 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
 880static 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
 897static 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
 936static 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
 975static const MemoryRegionOps musicpal_gpio_ops = {
 976    .read = musicpal_gpio_read,
 977    .write = musicpal_gpio_write,
 978    .endianness = DEVICE_NATIVE_ENDIAN,
 979};
 980
 981static 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
 993static 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
1010static 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
1025static 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
1033static 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"
1066OBJECT_DECLARE_SIMPLE_TYPE(musicpal_key_state, MUSICPAL_KEY)
1067
1068struct 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
1079static 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
1156static 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
1173static 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
1184static 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
1191static 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
1199static struct arm_boot_info musicpal_binfo = {
1200    .loader_start = 0x0,
1201    .board_id = 0x20e,
1202};
1203
1204static 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
1340static 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
1350DEFINE_MACHINE("musicpal", musicpal_machine_init)
1351
1352static 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
1359static 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
1366static 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
1378type_init(musicpal_register_types)
1379