dump: allow target to set the page size
[qemu/ar7.git] / hw / arm / musicpal.c
blobb534bb9041e1a0cb4ba0638ca093c84ff4bed195
1 /*
2 * Marvell MV88W8618 / Freecom MusicPal emulation.
4 * Copyright (c) 2008 Jan Kiszka
6 * This code is licensed under the GNU GPL v2.
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.
12 #include "hw/sysbus.h"
13 #include "hw/arm/arm.h"
14 #include "hw/devices.h"
15 #include "net/net.h"
16 #include "sysemu/sysemu.h"
17 #include "hw/boards.h"
18 #include "hw/char/serial.h"
19 #include "qemu/timer.h"
20 #include "hw/ptimer.h"
21 #include "hw/block/flash.h"
22 #include "ui/console.h"
23 #include "hw/i2c/i2c.h"
24 #include "sysemu/block-backend.h"
25 #include "exec/address-spaces.h"
26 #include "ui/pixel_ops.h"
28 #define MP_MISC_BASE 0x80002000
29 #define MP_MISC_SIZE 0x00001000
31 #define MP_ETH_BASE 0x80008000
32 #define MP_ETH_SIZE 0x00001000
34 #define MP_WLAN_BASE 0x8000C000
35 #define MP_WLAN_SIZE 0x00000800
37 #define MP_UART1_BASE 0x8000C840
38 #define MP_UART2_BASE 0x8000C940
40 #define MP_GPIO_BASE 0x8000D000
41 #define MP_GPIO_SIZE 0x00001000
43 #define MP_FLASHCFG_BASE 0x90006000
44 #define MP_FLASHCFG_SIZE 0x00001000
46 #define MP_AUDIO_BASE 0x90007000
48 #define MP_PIC_BASE 0x90008000
49 #define MP_PIC_SIZE 0x00001000
51 #define MP_PIT_BASE 0x90009000
52 #define MP_PIT_SIZE 0x00001000
54 #define MP_LCD_BASE 0x9000c000
55 #define MP_LCD_SIZE 0x00001000
57 #define MP_SRAM_BASE 0xC0000000
58 #define MP_SRAM_SIZE 0x00020000
60 #define MP_RAM_DEFAULT_SIZE 32*1024*1024
61 #define MP_FLASH_SIZE_MAX 32*1024*1024
63 #define MP_TIMER1_IRQ 4
64 #define MP_TIMER2_IRQ 5
65 #define MP_TIMER3_IRQ 6
66 #define MP_TIMER4_IRQ 7
67 #define MP_EHCI_IRQ 8
68 #define MP_ETH_IRQ 9
69 #define MP_UART1_IRQ 11
70 #define MP_UART2_IRQ 11
71 #define MP_GPIO_IRQ 12
72 #define MP_RTC_IRQ 28
73 #define MP_AUDIO_IRQ 30
75 /* Wolfson 8750 I2C address */
76 #define MP_WM_ADDR 0x1A
78 /* Ethernet register offsets */
79 #define MP_ETH_SMIR 0x010
80 #define MP_ETH_PCXR 0x408
81 #define MP_ETH_SDCMR 0x448
82 #define MP_ETH_ICR 0x450
83 #define MP_ETH_IMR 0x458
84 #define MP_ETH_FRDP0 0x480
85 #define MP_ETH_FRDP1 0x484
86 #define MP_ETH_FRDP2 0x488
87 #define MP_ETH_FRDP3 0x48C
88 #define MP_ETH_CRDP0 0x4A0
89 #define MP_ETH_CRDP1 0x4A4
90 #define MP_ETH_CRDP2 0x4A8
91 #define MP_ETH_CRDP3 0x4AC
92 #define MP_ETH_CTDP0 0x4E0
93 #define MP_ETH_CTDP1 0x4E4
95 /* MII PHY access */
96 #define MP_ETH_SMIR_DATA 0x0000FFFF
97 #define MP_ETH_SMIR_ADDR 0x03FF0000
98 #define MP_ETH_SMIR_OPCODE (1 << 26) /* Read value */
99 #define MP_ETH_SMIR_RDVALID (1 << 27)
101 /* PHY registers */
102 #define MP_ETH_PHY1_BMSR 0x00210000
103 #define MP_ETH_PHY1_PHYSID1 0x00410000
104 #define MP_ETH_PHY1_PHYSID2 0x00610000
106 #define MP_PHY_BMSR_LINK 0x0004
107 #define MP_PHY_BMSR_AUTONEG 0x0008
109 #define MP_PHY_88E3015 0x01410E20
111 /* TX descriptor status */
112 #define MP_ETH_TX_OWN (1U << 31)
114 /* RX descriptor status */
115 #define MP_ETH_RX_OWN (1U << 31)
117 /* Interrupt cause/mask bits */
118 #define MP_ETH_IRQ_RX_BIT 0
119 #define MP_ETH_IRQ_RX (1 << MP_ETH_IRQ_RX_BIT)
120 #define MP_ETH_IRQ_TXHI_BIT 2
121 #define MP_ETH_IRQ_TXLO_BIT 3
123 /* Port config bits */
124 #define MP_ETH_PCXR_2BSM_BIT 28 /* 2-byte incoming suffix */
126 /* SDMA command bits */
127 #define MP_ETH_CMD_TXHI (1 << 23)
128 #define MP_ETH_CMD_TXLO (1 << 22)
130 typedef struct mv88w8618_tx_desc {
131 uint32_t cmdstat;
132 uint16_t res;
133 uint16_t bytes;
134 uint32_t buffer;
135 uint32_t next;
136 } mv88w8618_tx_desc;
138 typedef struct mv88w8618_rx_desc {
139 uint32_t cmdstat;
140 uint16_t bytes;
141 uint16_t buffer_size;
142 uint32_t buffer;
143 uint32_t next;
144 } mv88w8618_rx_desc;
146 #define TYPE_MV88W8618_ETH "mv88w8618_eth"
147 #define MV88W8618_ETH(obj) \
148 OBJECT_CHECK(mv88w8618_eth_state, (obj), TYPE_MV88W8618_ETH)
150 typedef struct mv88w8618_eth_state {
151 /*< private >*/
152 SysBusDevice parent_obj;
153 /*< public >*/
155 MemoryRegion iomem;
156 qemu_irq irq;
157 uint32_t smir;
158 uint32_t icr;
159 uint32_t imr;
160 int mmio_index;
161 uint32_t vlan_header;
162 uint32_t tx_queue[2];
163 uint32_t rx_queue[4];
164 uint32_t frx_queue[4];
165 uint32_t cur_rx[4];
166 NICState *nic;
167 NICConf conf;
168 } mv88w8618_eth_state;
170 static void eth_rx_desc_put(uint32_t addr, mv88w8618_rx_desc *desc)
172 cpu_to_le32s(&desc->cmdstat);
173 cpu_to_le16s(&desc->bytes);
174 cpu_to_le16s(&desc->buffer_size);
175 cpu_to_le32s(&desc->buffer);
176 cpu_to_le32s(&desc->next);
177 cpu_physical_memory_write(addr, desc, sizeof(*desc));
180 static void eth_rx_desc_get(uint32_t addr, mv88w8618_rx_desc *desc)
182 cpu_physical_memory_read(addr, desc, sizeof(*desc));
183 le32_to_cpus(&desc->cmdstat);
184 le16_to_cpus(&desc->bytes);
185 le16_to_cpus(&desc->buffer_size);
186 le32_to_cpus(&desc->buffer);
187 le32_to_cpus(&desc->next);
190 static ssize_t eth_receive(NetClientState *nc, const uint8_t *buf, size_t size)
192 mv88w8618_eth_state *s = qemu_get_nic_opaque(nc);
193 uint32_t desc_addr;
194 mv88w8618_rx_desc desc;
195 int i;
197 for (i = 0; i < 4; i++) {
198 desc_addr = s->cur_rx[i];
199 if (!desc_addr) {
200 continue;
202 do {
203 eth_rx_desc_get(desc_addr, &desc);
204 if ((desc.cmdstat & MP_ETH_RX_OWN) && desc.buffer_size >= size) {
205 cpu_physical_memory_write(desc.buffer + s->vlan_header,
206 buf, size);
207 desc.bytes = size + s->vlan_header;
208 desc.cmdstat &= ~MP_ETH_RX_OWN;
209 s->cur_rx[i] = desc.next;
211 s->icr |= MP_ETH_IRQ_RX;
212 if (s->icr & s->imr) {
213 qemu_irq_raise(s->irq);
215 eth_rx_desc_put(desc_addr, &desc);
216 return size;
218 desc_addr = desc.next;
219 } while (desc_addr != s->rx_queue[i]);
221 return size;
224 static void eth_tx_desc_put(uint32_t addr, mv88w8618_tx_desc *desc)
226 cpu_to_le32s(&desc->cmdstat);
227 cpu_to_le16s(&desc->res);
228 cpu_to_le16s(&desc->bytes);
229 cpu_to_le32s(&desc->buffer);
230 cpu_to_le32s(&desc->next);
231 cpu_physical_memory_write(addr, desc, sizeof(*desc));
234 static void eth_tx_desc_get(uint32_t addr, mv88w8618_tx_desc *desc)
236 cpu_physical_memory_read(addr, desc, sizeof(*desc));
237 le32_to_cpus(&desc->cmdstat);
238 le16_to_cpus(&desc->res);
239 le16_to_cpus(&desc->bytes);
240 le32_to_cpus(&desc->buffer);
241 le32_to_cpus(&desc->next);
244 static void eth_send(mv88w8618_eth_state *s, int queue_index)
246 uint32_t desc_addr = s->tx_queue[queue_index];
247 mv88w8618_tx_desc desc;
248 uint32_t next_desc;
249 uint8_t buf[2048];
250 int len;
252 do {
253 eth_tx_desc_get(desc_addr, &desc);
254 next_desc = desc.next;
255 if (desc.cmdstat & MP_ETH_TX_OWN) {
256 len = desc.bytes;
257 if (len < 2048) {
258 cpu_physical_memory_read(desc.buffer, buf, len);
259 qemu_send_packet(qemu_get_queue(s->nic), buf, len);
261 desc.cmdstat &= ~MP_ETH_TX_OWN;
262 s->icr |= 1 << (MP_ETH_IRQ_TXLO_BIT - queue_index);
263 eth_tx_desc_put(desc_addr, &desc);
265 desc_addr = next_desc;
266 } while (desc_addr != s->tx_queue[queue_index]);
269 static uint64_t mv88w8618_eth_read(void *opaque, hwaddr offset,
270 unsigned size)
272 mv88w8618_eth_state *s = opaque;
274 switch (offset) {
275 case MP_ETH_SMIR:
276 if (s->smir & MP_ETH_SMIR_OPCODE) {
277 switch (s->smir & MP_ETH_SMIR_ADDR) {
278 case MP_ETH_PHY1_BMSR:
279 return MP_PHY_BMSR_LINK | MP_PHY_BMSR_AUTONEG |
280 MP_ETH_SMIR_RDVALID;
281 case MP_ETH_PHY1_PHYSID1:
282 return (MP_PHY_88E3015 >> 16) | MP_ETH_SMIR_RDVALID;
283 case MP_ETH_PHY1_PHYSID2:
284 return (MP_PHY_88E3015 & 0xFFFF) | MP_ETH_SMIR_RDVALID;
285 default:
286 return MP_ETH_SMIR_RDVALID;
289 return 0;
291 case MP_ETH_ICR:
292 return s->icr;
294 case MP_ETH_IMR:
295 return s->imr;
297 case MP_ETH_FRDP0 ... MP_ETH_FRDP3:
298 return s->frx_queue[(offset - MP_ETH_FRDP0)/4];
300 case MP_ETH_CRDP0 ... MP_ETH_CRDP3:
301 return s->rx_queue[(offset - MP_ETH_CRDP0)/4];
303 case MP_ETH_CTDP0 ... MP_ETH_CTDP1:
304 return s->tx_queue[(offset - MP_ETH_CTDP0)/4];
306 default:
307 return 0;
311 static void mv88w8618_eth_write(void *opaque, hwaddr offset,
312 uint64_t value, unsigned size)
314 mv88w8618_eth_state *s = opaque;
316 switch (offset) {
317 case MP_ETH_SMIR:
318 s->smir = value;
319 break;
321 case MP_ETH_PCXR:
322 s->vlan_header = ((value >> MP_ETH_PCXR_2BSM_BIT) & 1) * 2;
323 break;
325 case MP_ETH_SDCMR:
326 if (value & MP_ETH_CMD_TXHI) {
327 eth_send(s, 1);
329 if (value & MP_ETH_CMD_TXLO) {
330 eth_send(s, 0);
332 if (value & (MP_ETH_CMD_TXHI | MP_ETH_CMD_TXLO) && s->icr & s->imr) {
333 qemu_irq_raise(s->irq);
335 break;
337 case MP_ETH_ICR:
338 s->icr &= value;
339 break;
341 case MP_ETH_IMR:
342 s->imr = value;
343 if (s->icr & s->imr) {
344 qemu_irq_raise(s->irq);
346 break;
348 case MP_ETH_FRDP0 ... MP_ETH_FRDP3:
349 s->frx_queue[(offset - MP_ETH_FRDP0)/4] = value;
350 break;
352 case MP_ETH_CRDP0 ... MP_ETH_CRDP3:
353 s->rx_queue[(offset - MP_ETH_CRDP0)/4] =
354 s->cur_rx[(offset - MP_ETH_CRDP0)/4] = value;
355 break;
357 case MP_ETH_CTDP0 ... MP_ETH_CTDP1:
358 s->tx_queue[(offset - MP_ETH_CTDP0)/4] = value;
359 break;
363 static const MemoryRegionOps mv88w8618_eth_ops = {
364 .read = mv88w8618_eth_read,
365 .write = mv88w8618_eth_write,
366 .endianness = DEVICE_NATIVE_ENDIAN,
369 static void eth_cleanup(NetClientState *nc)
371 mv88w8618_eth_state *s = qemu_get_nic_opaque(nc);
373 s->nic = NULL;
376 static NetClientInfo net_mv88w8618_info = {
377 .type = NET_CLIENT_OPTIONS_KIND_NIC,
378 .size = sizeof(NICState),
379 .receive = eth_receive,
380 .cleanup = eth_cleanup,
383 static int mv88w8618_eth_init(SysBusDevice *sbd)
385 DeviceState *dev = DEVICE(sbd);
386 mv88w8618_eth_state *s = MV88W8618_ETH(dev);
388 sysbus_init_irq(sbd, &s->irq);
389 s->nic = qemu_new_nic(&net_mv88w8618_info, &s->conf,
390 object_get_typename(OBJECT(dev)), dev->id, s);
391 memory_region_init_io(&s->iomem, OBJECT(s), &mv88w8618_eth_ops, s,
392 "mv88w8618-eth", MP_ETH_SIZE);
393 sysbus_init_mmio(sbd, &s->iomem);
394 return 0;
397 static const VMStateDescription mv88w8618_eth_vmsd = {
398 .name = "mv88w8618_eth",
399 .version_id = 1,
400 .minimum_version_id = 1,
401 .fields = (VMStateField[]) {
402 VMSTATE_UINT32(smir, mv88w8618_eth_state),
403 VMSTATE_UINT32(icr, mv88w8618_eth_state),
404 VMSTATE_UINT32(imr, mv88w8618_eth_state),
405 VMSTATE_UINT32(vlan_header, mv88w8618_eth_state),
406 VMSTATE_UINT32_ARRAY(tx_queue, mv88w8618_eth_state, 2),
407 VMSTATE_UINT32_ARRAY(rx_queue, mv88w8618_eth_state, 4),
408 VMSTATE_UINT32_ARRAY(frx_queue, mv88w8618_eth_state, 4),
409 VMSTATE_UINT32_ARRAY(cur_rx, mv88w8618_eth_state, 4),
410 VMSTATE_END_OF_LIST()
414 static Property mv88w8618_eth_properties[] = {
415 DEFINE_NIC_PROPERTIES(mv88w8618_eth_state, conf),
416 DEFINE_PROP_END_OF_LIST(),
419 static void mv88w8618_eth_class_init(ObjectClass *klass, void *data)
421 DeviceClass *dc = DEVICE_CLASS(klass);
422 SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
424 k->init = mv88w8618_eth_init;
425 dc->vmsd = &mv88w8618_eth_vmsd;
426 dc->props = mv88w8618_eth_properties;
429 static const TypeInfo mv88w8618_eth_info = {
430 .name = TYPE_MV88W8618_ETH,
431 .parent = TYPE_SYS_BUS_DEVICE,
432 .instance_size = sizeof(mv88w8618_eth_state),
433 .class_init = mv88w8618_eth_class_init,
436 /* LCD register offsets */
437 #define MP_LCD_IRQCTRL 0x180
438 #define MP_LCD_IRQSTAT 0x184
439 #define MP_LCD_SPICTRL 0x1ac
440 #define MP_LCD_INST 0x1bc
441 #define MP_LCD_DATA 0x1c0
443 /* Mode magics */
444 #define MP_LCD_SPI_DATA 0x00100011
445 #define MP_LCD_SPI_CMD 0x00104011
446 #define MP_LCD_SPI_INVALID 0x00000000
448 /* Commmands */
449 #define MP_LCD_INST_SETPAGE0 0xB0
450 /* ... */
451 #define MP_LCD_INST_SETPAGE7 0xB7
453 #define MP_LCD_TEXTCOLOR 0xe0e0ff /* RRGGBB */
455 #define TYPE_MUSICPAL_LCD "musicpal_lcd"
456 #define MUSICPAL_LCD(obj) \
457 OBJECT_CHECK(musicpal_lcd_state, (obj), TYPE_MUSICPAL_LCD)
459 typedef struct musicpal_lcd_state {
460 /*< private >*/
461 SysBusDevice parent_obj;
462 /*< public >*/
464 MemoryRegion iomem;
465 uint32_t brightness;
466 uint32_t mode;
467 uint32_t irqctrl;
468 uint32_t page;
469 uint32_t page_off;
470 QemuConsole *con;
471 uint8_t video_ram[128*64/8];
472 } musicpal_lcd_state;
474 static uint8_t scale_lcd_color(musicpal_lcd_state *s, uint8_t col)
476 switch (s->brightness) {
477 case 7:
478 return col;
479 case 0:
480 return 0;
481 default:
482 return (col * s->brightness) / 7;
486 #define SET_LCD_PIXEL(depth, type) \
487 static inline void glue(set_lcd_pixel, depth) \
488 (musicpal_lcd_state *s, int x, int y, type col) \
490 int dx, dy; \
491 DisplaySurface *surface = qemu_console_surface(s->con); \
492 type *pixel = &((type *) surface_data(surface))[(y * 128 * 3 + x) * 3]; \
494 for (dy = 0; dy < 3; dy++, pixel += 127 * 3) \
495 for (dx = 0; dx < 3; dx++, pixel++) \
496 *pixel = col; \
498 SET_LCD_PIXEL(8, uint8_t)
499 SET_LCD_PIXEL(16, uint16_t)
500 SET_LCD_PIXEL(32, uint32_t)
502 static void lcd_refresh(void *opaque)
504 musicpal_lcd_state *s = opaque;
505 DisplaySurface *surface = qemu_console_surface(s->con);
506 int x, y, col;
508 switch (surface_bits_per_pixel(surface)) {
509 case 0:
510 return;
511 #define LCD_REFRESH(depth, func) \
512 case depth: \
513 col = func(scale_lcd_color(s, (MP_LCD_TEXTCOLOR >> 16) & 0xff), \
514 scale_lcd_color(s, (MP_LCD_TEXTCOLOR >> 8) & 0xff), \
515 scale_lcd_color(s, MP_LCD_TEXTCOLOR & 0xff)); \
516 for (x = 0; x < 128; x++) { \
517 for (y = 0; y < 64; y++) { \
518 if (s->video_ram[x + (y/8)*128] & (1 << (y % 8))) { \
519 glue(set_lcd_pixel, depth)(s, x, y, col); \
520 } else { \
521 glue(set_lcd_pixel, depth)(s, x, y, 0); \
525 break;
526 LCD_REFRESH(8, rgb_to_pixel8)
527 LCD_REFRESH(16, rgb_to_pixel16)
528 LCD_REFRESH(32, (is_surface_bgr(surface) ?
529 rgb_to_pixel32bgr : rgb_to_pixel32))
530 default:
531 hw_error("unsupported colour depth %i\n",
532 surface_bits_per_pixel(surface));
535 dpy_gfx_update(s->con, 0, 0, 128*3, 64*3);
538 static void lcd_invalidate(void *opaque)
542 static void musicpal_lcd_gpio_brightness_in(void *opaque, int irq, int level)
544 musicpal_lcd_state *s = opaque;
545 s->brightness &= ~(1 << irq);
546 s->brightness |= level << irq;
549 static uint64_t musicpal_lcd_read(void *opaque, hwaddr offset,
550 unsigned size)
552 musicpal_lcd_state *s = opaque;
554 switch (offset) {
555 case MP_LCD_IRQCTRL:
556 return s->irqctrl;
558 default:
559 return 0;
563 static void musicpal_lcd_write(void *opaque, hwaddr offset,
564 uint64_t value, unsigned size)
566 musicpal_lcd_state *s = opaque;
568 switch (offset) {
569 case MP_LCD_IRQCTRL:
570 s->irqctrl = value;
571 break;
573 case MP_LCD_SPICTRL:
574 if (value == MP_LCD_SPI_DATA || value == MP_LCD_SPI_CMD) {
575 s->mode = value;
576 } else {
577 s->mode = MP_LCD_SPI_INVALID;
579 break;
581 case MP_LCD_INST:
582 if (value >= MP_LCD_INST_SETPAGE0 && value <= MP_LCD_INST_SETPAGE7) {
583 s->page = value - MP_LCD_INST_SETPAGE0;
584 s->page_off = 0;
586 break;
588 case MP_LCD_DATA:
589 if (s->mode == MP_LCD_SPI_CMD) {
590 if (value >= MP_LCD_INST_SETPAGE0 &&
591 value <= MP_LCD_INST_SETPAGE7) {
592 s->page = value - MP_LCD_INST_SETPAGE0;
593 s->page_off = 0;
595 } else if (s->mode == MP_LCD_SPI_DATA) {
596 s->video_ram[s->page*128 + s->page_off] = value;
597 s->page_off = (s->page_off + 1) & 127;
599 break;
603 static const MemoryRegionOps musicpal_lcd_ops = {
604 .read = musicpal_lcd_read,
605 .write = musicpal_lcd_write,
606 .endianness = DEVICE_NATIVE_ENDIAN,
609 static const GraphicHwOps musicpal_gfx_ops = {
610 .invalidate = lcd_invalidate,
611 .gfx_update = lcd_refresh,
614 static int musicpal_lcd_init(SysBusDevice *sbd)
616 DeviceState *dev = DEVICE(sbd);
617 musicpal_lcd_state *s = MUSICPAL_LCD(dev);
619 s->brightness = 7;
621 memory_region_init_io(&s->iomem, OBJECT(s), &musicpal_lcd_ops, s,
622 "musicpal-lcd", MP_LCD_SIZE);
623 sysbus_init_mmio(sbd, &s->iomem);
625 s->con = graphic_console_init(dev, 0, &musicpal_gfx_ops, s);
626 qemu_console_resize(s->con, 128*3, 64*3);
628 qdev_init_gpio_in(dev, musicpal_lcd_gpio_brightness_in, 3);
630 return 0;
633 static const VMStateDescription musicpal_lcd_vmsd = {
634 .name = "musicpal_lcd",
635 .version_id = 1,
636 .minimum_version_id = 1,
637 .fields = (VMStateField[]) {
638 VMSTATE_UINT32(brightness, musicpal_lcd_state),
639 VMSTATE_UINT32(mode, musicpal_lcd_state),
640 VMSTATE_UINT32(irqctrl, musicpal_lcd_state),
641 VMSTATE_UINT32(page, musicpal_lcd_state),
642 VMSTATE_UINT32(page_off, musicpal_lcd_state),
643 VMSTATE_BUFFER(video_ram, musicpal_lcd_state),
644 VMSTATE_END_OF_LIST()
648 static void musicpal_lcd_class_init(ObjectClass *klass, void *data)
650 DeviceClass *dc = DEVICE_CLASS(klass);
651 SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
653 k->init = musicpal_lcd_init;
654 dc->vmsd = &musicpal_lcd_vmsd;
657 static const TypeInfo musicpal_lcd_info = {
658 .name = TYPE_MUSICPAL_LCD,
659 .parent = TYPE_SYS_BUS_DEVICE,
660 .instance_size = sizeof(musicpal_lcd_state),
661 .class_init = musicpal_lcd_class_init,
664 /* PIC register offsets */
665 #define MP_PIC_STATUS 0x00
666 #define MP_PIC_ENABLE_SET 0x08
667 #define MP_PIC_ENABLE_CLR 0x0C
669 #define TYPE_MV88W8618_PIC "mv88w8618_pic"
670 #define MV88W8618_PIC(obj) \
671 OBJECT_CHECK(mv88w8618_pic_state, (obj), TYPE_MV88W8618_PIC)
673 typedef struct mv88w8618_pic_state {
674 /*< private >*/
675 SysBusDevice parent_obj;
676 /*< public >*/
678 MemoryRegion iomem;
679 uint32_t level;
680 uint32_t enabled;
681 qemu_irq parent_irq;
682 } mv88w8618_pic_state;
684 static void mv88w8618_pic_update(mv88w8618_pic_state *s)
686 qemu_set_irq(s->parent_irq, (s->level & s->enabled));
689 static void mv88w8618_pic_set_irq(void *opaque, int irq, int level)
691 mv88w8618_pic_state *s = opaque;
693 if (level) {
694 s->level |= 1 << irq;
695 } else {
696 s->level &= ~(1 << irq);
698 mv88w8618_pic_update(s);
701 static uint64_t mv88w8618_pic_read(void *opaque, hwaddr offset,
702 unsigned size)
704 mv88w8618_pic_state *s = opaque;
706 switch (offset) {
707 case MP_PIC_STATUS:
708 return s->level & s->enabled;
710 default:
711 return 0;
715 static void mv88w8618_pic_write(void *opaque, hwaddr offset,
716 uint64_t value, unsigned size)
718 mv88w8618_pic_state *s = opaque;
720 switch (offset) {
721 case MP_PIC_ENABLE_SET:
722 s->enabled |= value;
723 break;
725 case MP_PIC_ENABLE_CLR:
726 s->enabled &= ~value;
727 s->level &= ~value;
728 break;
730 mv88w8618_pic_update(s);
733 static void mv88w8618_pic_reset(DeviceState *d)
735 mv88w8618_pic_state *s = MV88W8618_PIC(d);
737 s->level = 0;
738 s->enabled = 0;
741 static const MemoryRegionOps mv88w8618_pic_ops = {
742 .read = mv88w8618_pic_read,
743 .write = mv88w8618_pic_write,
744 .endianness = DEVICE_NATIVE_ENDIAN,
747 static int mv88w8618_pic_init(SysBusDevice *dev)
749 mv88w8618_pic_state *s = MV88W8618_PIC(dev);
751 qdev_init_gpio_in(DEVICE(dev), mv88w8618_pic_set_irq, 32);
752 sysbus_init_irq(dev, &s->parent_irq);
753 memory_region_init_io(&s->iomem, OBJECT(s), &mv88w8618_pic_ops, s,
754 "musicpal-pic", MP_PIC_SIZE);
755 sysbus_init_mmio(dev, &s->iomem);
756 return 0;
759 static const VMStateDescription mv88w8618_pic_vmsd = {
760 .name = "mv88w8618_pic",
761 .version_id = 1,
762 .minimum_version_id = 1,
763 .fields = (VMStateField[]) {
764 VMSTATE_UINT32(level, mv88w8618_pic_state),
765 VMSTATE_UINT32(enabled, mv88w8618_pic_state),
766 VMSTATE_END_OF_LIST()
770 static void mv88w8618_pic_class_init(ObjectClass *klass, void *data)
772 DeviceClass *dc = DEVICE_CLASS(klass);
773 SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
775 k->init = mv88w8618_pic_init;
776 dc->reset = mv88w8618_pic_reset;
777 dc->vmsd = &mv88w8618_pic_vmsd;
780 static const TypeInfo mv88w8618_pic_info = {
781 .name = TYPE_MV88W8618_PIC,
782 .parent = TYPE_SYS_BUS_DEVICE,
783 .instance_size = sizeof(mv88w8618_pic_state),
784 .class_init = mv88w8618_pic_class_init,
787 /* PIT register offsets */
788 #define MP_PIT_TIMER1_LENGTH 0x00
789 /* ... */
790 #define MP_PIT_TIMER4_LENGTH 0x0C
791 #define MP_PIT_CONTROL 0x10
792 #define MP_PIT_TIMER1_VALUE 0x14
793 /* ... */
794 #define MP_PIT_TIMER4_VALUE 0x20
795 #define MP_BOARD_RESET 0x34
797 /* Magic board reset value (probably some watchdog behind it) */
798 #define MP_BOARD_RESET_MAGIC 0x10000
800 typedef struct mv88w8618_timer_state {
801 ptimer_state *ptimer;
802 uint32_t limit;
803 int freq;
804 qemu_irq irq;
805 } mv88w8618_timer_state;
807 #define TYPE_MV88W8618_PIT "mv88w8618_pit"
808 #define MV88W8618_PIT(obj) \
809 OBJECT_CHECK(mv88w8618_pit_state, (obj), TYPE_MV88W8618_PIT)
811 typedef struct mv88w8618_pit_state {
812 /*< private >*/
813 SysBusDevice parent_obj;
814 /*< public >*/
816 MemoryRegion iomem;
817 mv88w8618_timer_state timer[4];
818 } mv88w8618_pit_state;
820 static void mv88w8618_timer_tick(void *opaque)
822 mv88w8618_timer_state *s = opaque;
824 qemu_irq_raise(s->irq);
827 static void mv88w8618_timer_init(SysBusDevice *dev, mv88w8618_timer_state *s,
828 uint32_t freq)
830 QEMUBH *bh;
832 sysbus_init_irq(dev, &s->irq);
833 s->freq = freq;
835 bh = qemu_bh_new(mv88w8618_timer_tick, s);
836 s->ptimer = ptimer_init(bh);
839 static uint64_t mv88w8618_pit_read(void *opaque, hwaddr offset,
840 unsigned size)
842 mv88w8618_pit_state *s = opaque;
843 mv88w8618_timer_state *t;
845 switch (offset) {
846 case MP_PIT_TIMER1_VALUE ... MP_PIT_TIMER4_VALUE:
847 t = &s->timer[(offset-MP_PIT_TIMER1_VALUE) >> 2];
848 return ptimer_get_count(t->ptimer);
850 default:
851 return 0;
855 static void mv88w8618_pit_write(void *opaque, hwaddr offset,
856 uint64_t value, unsigned size)
858 mv88w8618_pit_state *s = opaque;
859 mv88w8618_timer_state *t;
860 int i;
862 switch (offset) {
863 case MP_PIT_TIMER1_LENGTH ... MP_PIT_TIMER4_LENGTH:
864 t = &s->timer[offset >> 2];
865 t->limit = value;
866 if (t->limit > 0) {
867 ptimer_set_limit(t->ptimer, t->limit, 1);
868 } else {
869 ptimer_stop(t->ptimer);
871 break;
873 case MP_PIT_CONTROL:
874 for (i = 0; i < 4; i++) {
875 t = &s->timer[i];
876 if (value & 0xf && t->limit > 0) {
877 ptimer_set_limit(t->ptimer, t->limit, 0);
878 ptimer_set_freq(t->ptimer, t->freq);
879 ptimer_run(t->ptimer, 0);
880 } else {
881 ptimer_stop(t->ptimer);
883 value >>= 4;
885 break;
887 case MP_BOARD_RESET:
888 if (value == MP_BOARD_RESET_MAGIC) {
889 qemu_system_reset_request();
891 break;
895 static void mv88w8618_pit_reset(DeviceState *d)
897 mv88w8618_pit_state *s = MV88W8618_PIT(d);
898 int i;
900 for (i = 0; i < 4; i++) {
901 ptimer_stop(s->timer[i].ptimer);
902 s->timer[i].limit = 0;
906 static const MemoryRegionOps mv88w8618_pit_ops = {
907 .read = mv88w8618_pit_read,
908 .write = mv88w8618_pit_write,
909 .endianness = DEVICE_NATIVE_ENDIAN,
912 static int mv88w8618_pit_init(SysBusDevice *dev)
914 mv88w8618_pit_state *s = MV88W8618_PIT(dev);
915 int i;
917 /* Letting them all run at 1 MHz is likely just a pragmatic
918 * simplification. */
919 for (i = 0; i < 4; i++) {
920 mv88w8618_timer_init(dev, &s->timer[i], 1000000);
923 memory_region_init_io(&s->iomem, OBJECT(s), &mv88w8618_pit_ops, s,
924 "musicpal-pit", MP_PIT_SIZE);
925 sysbus_init_mmio(dev, &s->iomem);
926 return 0;
929 static const VMStateDescription mv88w8618_timer_vmsd = {
930 .name = "timer",
931 .version_id = 1,
932 .minimum_version_id = 1,
933 .fields = (VMStateField[]) {
934 VMSTATE_PTIMER(ptimer, mv88w8618_timer_state),
935 VMSTATE_UINT32(limit, mv88w8618_timer_state),
936 VMSTATE_END_OF_LIST()
940 static const VMStateDescription mv88w8618_pit_vmsd = {
941 .name = "mv88w8618_pit",
942 .version_id = 1,
943 .minimum_version_id = 1,
944 .fields = (VMStateField[]) {
945 VMSTATE_STRUCT_ARRAY(timer, mv88w8618_pit_state, 4, 1,
946 mv88w8618_timer_vmsd, mv88w8618_timer_state),
947 VMSTATE_END_OF_LIST()
951 static void mv88w8618_pit_class_init(ObjectClass *klass, void *data)
953 DeviceClass *dc = DEVICE_CLASS(klass);
954 SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
956 k->init = mv88w8618_pit_init;
957 dc->reset = mv88w8618_pit_reset;
958 dc->vmsd = &mv88w8618_pit_vmsd;
961 static const TypeInfo mv88w8618_pit_info = {
962 .name = TYPE_MV88W8618_PIT,
963 .parent = TYPE_SYS_BUS_DEVICE,
964 .instance_size = sizeof(mv88w8618_pit_state),
965 .class_init = mv88w8618_pit_class_init,
968 /* Flash config register offsets */
969 #define MP_FLASHCFG_CFGR0 0x04
971 #define TYPE_MV88W8618_FLASHCFG "mv88w8618_flashcfg"
972 #define MV88W8618_FLASHCFG(obj) \
973 OBJECT_CHECK(mv88w8618_flashcfg_state, (obj), TYPE_MV88W8618_FLASHCFG)
975 typedef struct mv88w8618_flashcfg_state {
976 /*< private >*/
977 SysBusDevice parent_obj;
978 /*< public >*/
980 MemoryRegion iomem;
981 uint32_t cfgr0;
982 } mv88w8618_flashcfg_state;
984 static uint64_t mv88w8618_flashcfg_read(void *opaque,
985 hwaddr offset,
986 unsigned size)
988 mv88w8618_flashcfg_state *s = opaque;
990 switch (offset) {
991 case MP_FLASHCFG_CFGR0:
992 return s->cfgr0;
994 default:
995 return 0;
999 static void mv88w8618_flashcfg_write(void *opaque, hwaddr offset,
1000 uint64_t value, unsigned size)
1002 mv88w8618_flashcfg_state *s = opaque;
1004 switch (offset) {
1005 case MP_FLASHCFG_CFGR0:
1006 s->cfgr0 = value;
1007 break;
1011 static const MemoryRegionOps mv88w8618_flashcfg_ops = {
1012 .read = mv88w8618_flashcfg_read,
1013 .write = mv88w8618_flashcfg_write,
1014 .endianness = DEVICE_NATIVE_ENDIAN,
1017 static int mv88w8618_flashcfg_init(SysBusDevice *dev)
1019 mv88w8618_flashcfg_state *s = MV88W8618_FLASHCFG(dev);
1021 s->cfgr0 = 0xfffe4285; /* Default as set by U-Boot for 8 MB flash */
1022 memory_region_init_io(&s->iomem, OBJECT(s), &mv88w8618_flashcfg_ops, s,
1023 "musicpal-flashcfg", MP_FLASHCFG_SIZE);
1024 sysbus_init_mmio(dev, &s->iomem);
1025 return 0;
1028 static const VMStateDescription mv88w8618_flashcfg_vmsd = {
1029 .name = "mv88w8618_flashcfg",
1030 .version_id = 1,
1031 .minimum_version_id = 1,
1032 .fields = (VMStateField[]) {
1033 VMSTATE_UINT32(cfgr0, mv88w8618_flashcfg_state),
1034 VMSTATE_END_OF_LIST()
1038 static void mv88w8618_flashcfg_class_init(ObjectClass *klass, void *data)
1040 DeviceClass *dc = DEVICE_CLASS(klass);
1041 SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
1043 k->init = mv88w8618_flashcfg_init;
1044 dc->vmsd = &mv88w8618_flashcfg_vmsd;
1047 static const TypeInfo mv88w8618_flashcfg_info = {
1048 .name = TYPE_MV88W8618_FLASHCFG,
1049 .parent = TYPE_SYS_BUS_DEVICE,
1050 .instance_size = sizeof(mv88w8618_flashcfg_state),
1051 .class_init = mv88w8618_flashcfg_class_init,
1054 /* Misc register offsets */
1055 #define MP_MISC_BOARD_REVISION 0x18
1057 #define MP_BOARD_REVISION 0x31
1059 typedef struct {
1060 SysBusDevice parent_obj;
1061 MemoryRegion iomem;
1062 } MusicPalMiscState;
1064 #define TYPE_MUSICPAL_MISC "musicpal-misc"
1065 #define MUSICPAL_MISC(obj) \
1066 OBJECT_CHECK(MusicPalMiscState, (obj), TYPE_MUSICPAL_MISC)
1068 static uint64_t musicpal_misc_read(void *opaque, hwaddr offset,
1069 unsigned size)
1071 switch (offset) {
1072 case MP_MISC_BOARD_REVISION:
1073 return MP_BOARD_REVISION;
1075 default:
1076 return 0;
1080 static void musicpal_misc_write(void *opaque, hwaddr offset,
1081 uint64_t value, unsigned size)
1085 static const MemoryRegionOps musicpal_misc_ops = {
1086 .read = musicpal_misc_read,
1087 .write = musicpal_misc_write,
1088 .endianness = DEVICE_NATIVE_ENDIAN,
1091 static void musicpal_misc_init(Object *obj)
1093 SysBusDevice *sd = SYS_BUS_DEVICE(obj);
1094 MusicPalMiscState *s = MUSICPAL_MISC(obj);
1096 memory_region_init_io(&s->iomem, OBJECT(s), &musicpal_misc_ops, NULL,
1097 "musicpal-misc", MP_MISC_SIZE);
1098 sysbus_init_mmio(sd, &s->iomem);
1101 static const TypeInfo musicpal_misc_info = {
1102 .name = TYPE_MUSICPAL_MISC,
1103 .parent = TYPE_SYS_BUS_DEVICE,
1104 .instance_init = musicpal_misc_init,
1105 .instance_size = sizeof(MusicPalMiscState),
1108 /* WLAN register offsets */
1109 #define MP_WLAN_MAGIC1 0x11c
1110 #define MP_WLAN_MAGIC2 0x124
1112 static uint64_t mv88w8618_wlan_read(void *opaque, hwaddr offset,
1113 unsigned size)
1115 switch (offset) {
1116 /* Workaround to allow loading the binary-only wlandrv.ko crap
1117 * from the original Freecom firmware. */
1118 case MP_WLAN_MAGIC1:
1119 return ~3;
1120 case MP_WLAN_MAGIC2:
1121 return -1;
1123 default:
1124 return 0;
1128 static void mv88w8618_wlan_write(void *opaque, hwaddr offset,
1129 uint64_t value, unsigned size)
1133 static const MemoryRegionOps mv88w8618_wlan_ops = {
1134 .read = mv88w8618_wlan_read,
1135 .write =mv88w8618_wlan_write,
1136 .endianness = DEVICE_NATIVE_ENDIAN,
1139 static int mv88w8618_wlan_init(SysBusDevice *dev)
1141 MemoryRegion *iomem = g_new(MemoryRegion, 1);
1143 memory_region_init_io(iomem, OBJECT(dev), &mv88w8618_wlan_ops, NULL,
1144 "musicpal-wlan", MP_WLAN_SIZE);
1145 sysbus_init_mmio(dev, iomem);
1146 return 0;
1149 /* GPIO register offsets */
1150 #define MP_GPIO_OE_LO 0x008
1151 #define MP_GPIO_OUT_LO 0x00c
1152 #define MP_GPIO_IN_LO 0x010
1153 #define MP_GPIO_IER_LO 0x014
1154 #define MP_GPIO_IMR_LO 0x018
1155 #define MP_GPIO_ISR_LO 0x020
1156 #define MP_GPIO_OE_HI 0x508
1157 #define MP_GPIO_OUT_HI 0x50c
1158 #define MP_GPIO_IN_HI 0x510
1159 #define MP_GPIO_IER_HI 0x514
1160 #define MP_GPIO_IMR_HI 0x518
1161 #define MP_GPIO_ISR_HI 0x520
1163 /* GPIO bits & masks */
1164 #define MP_GPIO_LCD_BRIGHTNESS 0x00070000
1165 #define MP_GPIO_I2C_DATA_BIT 29
1166 #define MP_GPIO_I2C_CLOCK_BIT 30
1168 /* LCD brightness bits in GPIO_OE_HI */
1169 #define MP_OE_LCD_BRIGHTNESS 0x0007
1171 #define TYPE_MUSICPAL_GPIO "musicpal_gpio"
1172 #define MUSICPAL_GPIO(obj) \
1173 OBJECT_CHECK(musicpal_gpio_state, (obj), TYPE_MUSICPAL_GPIO)
1175 typedef struct musicpal_gpio_state {
1176 /*< private >*/
1177 SysBusDevice parent_obj;
1178 /*< public >*/
1180 MemoryRegion iomem;
1181 uint32_t lcd_brightness;
1182 uint32_t out_state;
1183 uint32_t in_state;
1184 uint32_t ier;
1185 uint32_t imr;
1186 uint32_t isr;
1187 qemu_irq irq;
1188 qemu_irq out[5]; /* 3 brightness out + 2 lcd (data and clock ) */
1189 } musicpal_gpio_state;
1191 static void musicpal_gpio_brightness_update(musicpal_gpio_state *s) {
1192 int i;
1193 uint32_t brightness;
1195 /* compute brightness ratio */
1196 switch (s->lcd_brightness) {
1197 case 0x00000007:
1198 brightness = 0;
1199 break;
1201 case 0x00020000:
1202 brightness = 1;
1203 break;
1205 case 0x00020001:
1206 brightness = 2;
1207 break;
1209 case 0x00040000:
1210 brightness = 3;
1211 break;
1213 case 0x00010006:
1214 brightness = 4;
1215 break;
1217 case 0x00020005:
1218 brightness = 5;
1219 break;
1221 case 0x00040003:
1222 brightness = 6;
1223 break;
1225 case 0x00030004:
1226 default:
1227 brightness = 7;
1230 /* set lcd brightness GPIOs */
1231 for (i = 0; i <= 2; i++) {
1232 qemu_set_irq(s->out[i], (brightness >> i) & 1);
1236 static void musicpal_gpio_pin_event(void *opaque, int pin, int level)
1238 musicpal_gpio_state *s = opaque;
1239 uint32_t mask = 1 << pin;
1240 uint32_t delta = level << pin;
1241 uint32_t old = s->in_state & mask;
1243 s->in_state &= ~mask;
1244 s->in_state |= delta;
1246 if ((old ^ delta) &&
1247 ((level && (s->imr & mask)) || (!level && (s->ier & mask)))) {
1248 s->isr = mask;
1249 qemu_irq_raise(s->irq);
1253 static uint64_t musicpal_gpio_read(void *opaque, hwaddr offset,
1254 unsigned size)
1256 musicpal_gpio_state *s = opaque;
1258 switch (offset) {
1259 case MP_GPIO_OE_HI: /* used for LCD brightness control */
1260 return s->lcd_brightness & MP_OE_LCD_BRIGHTNESS;
1262 case MP_GPIO_OUT_LO:
1263 return s->out_state & 0xFFFF;
1264 case MP_GPIO_OUT_HI:
1265 return s->out_state >> 16;
1267 case MP_GPIO_IN_LO:
1268 return s->in_state & 0xFFFF;
1269 case MP_GPIO_IN_HI:
1270 return s->in_state >> 16;
1272 case MP_GPIO_IER_LO:
1273 return s->ier & 0xFFFF;
1274 case MP_GPIO_IER_HI:
1275 return s->ier >> 16;
1277 case MP_GPIO_IMR_LO:
1278 return s->imr & 0xFFFF;
1279 case MP_GPIO_IMR_HI:
1280 return s->imr >> 16;
1282 case MP_GPIO_ISR_LO:
1283 return s->isr & 0xFFFF;
1284 case MP_GPIO_ISR_HI:
1285 return s->isr >> 16;
1287 default:
1288 return 0;
1292 static void musicpal_gpio_write(void *opaque, hwaddr offset,
1293 uint64_t value, unsigned size)
1295 musicpal_gpio_state *s = opaque;
1296 switch (offset) {
1297 case MP_GPIO_OE_HI: /* used for LCD brightness control */
1298 s->lcd_brightness = (s->lcd_brightness & MP_GPIO_LCD_BRIGHTNESS) |
1299 (value & MP_OE_LCD_BRIGHTNESS);
1300 musicpal_gpio_brightness_update(s);
1301 break;
1303 case MP_GPIO_OUT_LO:
1304 s->out_state = (s->out_state & 0xFFFF0000) | (value & 0xFFFF);
1305 break;
1306 case MP_GPIO_OUT_HI:
1307 s->out_state = (s->out_state & 0xFFFF) | (value << 16);
1308 s->lcd_brightness = (s->lcd_brightness & 0xFFFF) |
1309 (s->out_state & MP_GPIO_LCD_BRIGHTNESS);
1310 musicpal_gpio_brightness_update(s);
1311 qemu_set_irq(s->out[3], (s->out_state >> MP_GPIO_I2C_DATA_BIT) & 1);
1312 qemu_set_irq(s->out[4], (s->out_state >> MP_GPIO_I2C_CLOCK_BIT) & 1);
1313 break;
1315 case MP_GPIO_IER_LO:
1316 s->ier = (s->ier & 0xFFFF0000) | (value & 0xFFFF);
1317 break;
1318 case MP_GPIO_IER_HI:
1319 s->ier = (s->ier & 0xFFFF) | (value << 16);
1320 break;
1322 case MP_GPIO_IMR_LO:
1323 s->imr = (s->imr & 0xFFFF0000) | (value & 0xFFFF);
1324 break;
1325 case MP_GPIO_IMR_HI:
1326 s->imr = (s->imr & 0xFFFF) | (value << 16);
1327 break;
1331 static const MemoryRegionOps musicpal_gpio_ops = {
1332 .read = musicpal_gpio_read,
1333 .write = musicpal_gpio_write,
1334 .endianness = DEVICE_NATIVE_ENDIAN,
1337 static void musicpal_gpio_reset(DeviceState *d)
1339 musicpal_gpio_state *s = MUSICPAL_GPIO(d);
1341 s->lcd_brightness = 0;
1342 s->out_state = 0;
1343 s->in_state = 0xffffffff;
1344 s->ier = 0;
1345 s->imr = 0;
1346 s->isr = 0;
1349 static int musicpal_gpio_init(SysBusDevice *sbd)
1351 DeviceState *dev = DEVICE(sbd);
1352 musicpal_gpio_state *s = MUSICPAL_GPIO(dev);
1354 sysbus_init_irq(sbd, &s->irq);
1356 memory_region_init_io(&s->iomem, OBJECT(s), &musicpal_gpio_ops, s,
1357 "musicpal-gpio", MP_GPIO_SIZE);
1358 sysbus_init_mmio(sbd, &s->iomem);
1360 qdev_init_gpio_out(dev, s->out, ARRAY_SIZE(s->out));
1362 qdev_init_gpio_in(dev, musicpal_gpio_pin_event, 32);
1364 return 0;
1367 static const VMStateDescription musicpal_gpio_vmsd = {
1368 .name = "musicpal_gpio",
1369 .version_id = 1,
1370 .minimum_version_id = 1,
1371 .fields = (VMStateField[]) {
1372 VMSTATE_UINT32(lcd_brightness, musicpal_gpio_state),
1373 VMSTATE_UINT32(out_state, musicpal_gpio_state),
1374 VMSTATE_UINT32(in_state, musicpal_gpio_state),
1375 VMSTATE_UINT32(ier, musicpal_gpio_state),
1376 VMSTATE_UINT32(imr, musicpal_gpio_state),
1377 VMSTATE_UINT32(isr, musicpal_gpio_state),
1378 VMSTATE_END_OF_LIST()
1382 static void musicpal_gpio_class_init(ObjectClass *klass, void *data)
1384 DeviceClass *dc = DEVICE_CLASS(klass);
1385 SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
1387 k->init = musicpal_gpio_init;
1388 dc->reset = musicpal_gpio_reset;
1389 dc->vmsd = &musicpal_gpio_vmsd;
1392 static const TypeInfo musicpal_gpio_info = {
1393 .name = TYPE_MUSICPAL_GPIO,
1394 .parent = TYPE_SYS_BUS_DEVICE,
1395 .instance_size = sizeof(musicpal_gpio_state),
1396 .class_init = musicpal_gpio_class_init,
1399 /* Keyboard codes & masks */
1400 #define KEY_RELEASED 0x80
1401 #define KEY_CODE 0x7f
1403 #define KEYCODE_TAB 0x0f
1404 #define KEYCODE_ENTER 0x1c
1405 #define KEYCODE_F 0x21
1406 #define KEYCODE_M 0x32
1408 #define KEYCODE_EXTENDED 0xe0
1409 #define KEYCODE_UP 0x48
1410 #define KEYCODE_DOWN 0x50
1411 #define KEYCODE_LEFT 0x4b
1412 #define KEYCODE_RIGHT 0x4d
1414 #define MP_KEY_WHEEL_VOL (1 << 0)
1415 #define MP_KEY_WHEEL_VOL_INV (1 << 1)
1416 #define MP_KEY_WHEEL_NAV (1 << 2)
1417 #define MP_KEY_WHEEL_NAV_INV (1 << 3)
1418 #define MP_KEY_BTN_FAVORITS (1 << 4)
1419 #define MP_KEY_BTN_MENU (1 << 5)
1420 #define MP_KEY_BTN_VOLUME (1 << 6)
1421 #define MP_KEY_BTN_NAVIGATION (1 << 7)
1423 #define TYPE_MUSICPAL_KEY "musicpal_key"
1424 #define MUSICPAL_KEY(obj) \
1425 OBJECT_CHECK(musicpal_key_state, (obj), TYPE_MUSICPAL_KEY)
1427 typedef struct musicpal_key_state {
1428 /*< private >*/
1429 SysBusDevice parent_obj;
1430 /*< public >*/
1432 MemoryRegion iomem;
1433 uint32_t kbd_extended;
1434 uint32_t pressed_keys;
1435 qemu_irq out[8];
1436 } musicpal_key_state;
1438 static void musicpal_key_event(void *opaque, int keycode)
1440 musicpal_key_state *s = opaque;
1441 uint32_t event = 0;
1442 int i;
1444 if (keycode == KEYCODE_EXTENDED) {
1445 s->kbd_extended = 1;
1446 return;
1449 if (s->kbd_extended) {
1450 switch (keycode & KEY_CODE) {
1451 case KEYCODE_UP:
1452 event = MP_KEY_WHEEL_NAV | MP_KEY_WHEEL_NAV_INV;
1453 break;
1455 case KEYCODE_DOWN:
1456 event = MP_KEY_WHEEL_NAV;
1457 break;
1459 case KEYCODE_LEFT:
1460 event = MP_KEY_WHEEL_VOL | MP_KEY_WHEEL_VOL_INV;
1461 break;
1463 case KEYCODE_RIGHT:
1464 event = MP_KEY_WHEEL_VOL;
1465 break;
1467 } else {
1468 switch (keycode & KEY_CODE) {
1469 case KEYCODE_F:
1470 event = MP_KEY_BTN_FAVORITS;
1471 break;
1473 case KEYCODE_TAB:
1474 event = MP_KEY_BTN_VOLUME;
1475 break;
1477 case KEYCODE_ENTER:
1478 event = MP_KEY_BTN_NAVIGATION;
1479 break;
1481 case KEYCODE_M:
1482 event = MP_KEY_BTN_MENU;
1483 break;
1485 /* Do not repeat already pressed buttons */
1486 if (!(keycode & KEY_RELEASED) && (s->pressed_keys & event)) {
1487 event = 0;
1491 if (event) {
1492 /* Raise GPIO pin first if repeating a key */
1493 if (!(keycode & KEY_RELEASED) && (s->pressed_keys & event)) {
1494 for (i = 0; i <= 7; i++) {
1495 if (event & (1 << i)) {
1496 qemu_set_irq(s->out[i], 1);
1500 for (i = 0; i <= 7; i++) {
1501 if (event & (1 << i)) {
1502 qemu_set_irq(s->out[i], !!(keycode & KEY_RELEASED));
1505 if (keycode & KEY_RELEASED) {
1506 s->pressed_keys &= ~event;
1507 } else {
1508 s->pressed_keys |= event;
1512 s->kbd_extended = 0;
1515 static int musicpal_key_init(SysBusDevice *sbd)
1517 DeviceState *dev = DEVICE(sbd);
1518 musicpal_key_state *s = MUSICPAL_KEY(dev);
1520 memory_region_init(&s->iomem, OBJECT(s), "dummy", 0);
1521 sysbus_init_mmio(sbd, &s->iomem);
1523 s->kbd_extended = 0;
1524 s->pressed_keys = 0;
1526 qdev_init_gpio_out(dev, s->out, ARRAY_SIZE(s->out));
1528 qemu_add_kbd_event_handler(musicpal_key_event, s);
1530 return 0;
1533 static const VMStateDescription musicpal_key_vmsd = {
1534 .name = "musicpal_key",
1535 .version_id = 1,
1536 .minimum_version_id = 1,
1537 .fields = (VMStateField[]) {
1538 VMSTATE_UINT32(kbd_extended, musicpal_key_state),
1539 VMSTATE_UINT32(pressed_keys, musicpal_key_state),
1540 VMSTATE_END_OF_LIST()
1544 static void musicpal_key_class_init(ObjectClass *klass, void *data)
1546 DeviceClass *dc = DEVICE_CLASS(klass);
1547 SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
1549 k->init = musicpal_key_init;
1550 dc->vmsd = &musicpal_key_vmsd;
1553 static const TypeInfo musicpal_key_info = {
1554 .name = TYPE_MUSICPAL_KEY,
1555 .parent = TYPE_SYS_BUS_DEVICE,
1556 .instance_size = sizeof(musicpal_key_state),
1557 .class_init = musicpal_key_class_init,
1560 static struct arm_boot_info musicpal_binfo = {
1561 .loader_start = 0x0,
1562 .board_id = 0x20e,
1565 static void musicpal_init(MachineState *machine)
1567 const char *cpu_model = machine->cpu_model;
1568 const char *kernel_filename = machine->kernel_filename;
1569 const char *kernel_cmdline = machine->kernel_cmdline;
1570 const char *initrd_filename = machine->initrd_filename;
1571 ARMCPU *cpu;
1572 qemu_irq pic[32];
1573 DeviceState *dev;
1574 DeviceState *i2c_dev;
1575 DeviceState *lcd_dev;
1576 DeviceState *key_dev;
1577 DeviceState *wm8750_dev;
1578 SysBusDevice *s;
1579 I2CBus *i2c;
1580 int i;
1581 unsigned long flash_size;
1582 DriveInfo *dinfo;
1583 MemoryRegion *address_space_mem = get_system_memory();
1584 MemoryRegion *ram = g_new(MemoryRegion, 1);
1585 MemoryRegion *sram = g_new(MemoryRegion, 1);
1587 if (!cpu_model) {
1588 cpu_model = "arm926";
1590 cpu = cpu_arm_init(cpu_model);
1591 if (!cpu) {
1592 fprintf(stderr, "Unable to find CPU definition\n");
1593 exit(1);
1596 /* For now we use a fixed - the original - RAM size */
1597 memory_region_allocate_system_memory(ram, NULL, "musicpal.ram",
1598 MP_RAM_DEFAULT_SIZE);
1599 memory_region_add_subregion(address_space_mem, 0, ram);
1601 memory_region_init_ram(sram, NULL, "musicpal.sram", MP_SRAM_SIZE,
1602 &error_fatal);
1603 vmstate_register_ram_global(sram);
1604 memory_region_add_subregion(address_space_mem, MP_SRAM_BASE, sram);
1606 dev = sysbus_create_simple(TYPE_MV88W8618_PIC, MP_PIC_BASE,
1607 qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_IRQ));
1608 for (i = 0; i < 32; i++) {
1609 pic[i] = qdev_get_gpio_in(dev, i);
1611 sysbus_create_varargs(TYPE_MV88W8618_PIT, MP_PIT_BASE, pic[MP_TIMER1_IRQ],
1612 pic[MP_TIMER2_IRQ], pic[MP_TIMER3_IRQ],
1613 pic[MP_TIMER4_IRQ], NULL);
1615 if (serial_hds[0]) {
1616 serial_mm_init(address_space_mem, MP_UART1_BASE, 2, pic[MP_UART1_IRQ],
1617 1825000, serial_hds[0], DEVICE_NATIVE_ENDIAN);
1619 if (serial_hds[1]) {
1620 serial_mm_init(address_space_mem, MP_UART2_BASE, 2, pic[MP_UART2_IRQ],
1621 1825000, serial_hds[1], DEVICE_NATIVE_ENDIAN);
1624 /* Register flash */
1625 dinfo = drive_get(IF_PFLASH, 0, 0);
1626 if (dinfo) {
1627 BlockBackend *blk = blk_by_legacy_dinfo(dinfo);
1629 flash_size = blk_getlength(blk);
1630 if (flash_size != 8*1024*1024 && flash_size != 16*1024*1024 &&
1631 flash_size != 32*1024*1024) {
1632 fprintf(stderr, "Invalid flash image size\n");
1633 exit(1);
1637 * The original U-Boot accesses the flash at 0xFE000000 instead of
1638 * 0xFF800000 (if there is 8 MB flash). So remap flash access if the
1639 * image is smaller than 32 MB.
1641 #ifdef TARGET_WORDS_BIGENDIAN
1642 pflash_cfi02_register(0x100000000ULL-MP_FLASH_SIZE_MAX, NULL,
1643 "musicpal.flash", flash_size,
1644 blk, 0x10000, (flash_size + 0xffff) >> 16,
1645 MP_FLASH_SIZE_MAX / flash_size,
1646 2, 0x00BF, 0x236D, 0x0000, 0x0000,
1647 0x5555, 0x2AAA, 1);
1648 #else
1649 pflash_cfi02_register(0x100000000ULL-MP_FLASH_SIZE_MAX, NULL,
1650 "musicpal.flash", flash_size,
1651 blk, 0x10000, (flash_size + 0xffff) >> 16,
1652 MP_FLASH_SIZE_MAX / flash_size,
1653 2, 0x00BF, 0x236D, 0x0000, 0x0000,
1654 0x5555, 0x2AAA, 0);
1655 #endif
1658 sysbus_create_simple(TYPE_MV88W8618_FLASHCFG, MP_FLASHCFG_BASE, NULL);
1660 qemu_check_nic_model(&nd_table[0], "mv88w8618");
1661 dev = qdev_create(NULL, TYPE_MV88W8618_ETH);
1662 qdev_set_nic_properties(dev, &nd_table[0]);
1663 qdev_init_nofail(dev);
1664 sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, MP_ETH_BASE);
1665 sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[MP_ETH_IRQ]);
1667 sysbus_create_simple("mv88w8618_wlan", MP_WLAN_BASE, NULL);
1669 sysbus_create_simple(TYPE_MUSICPAL_MISC, MP_MISC_BASE, NULL);
1671 dev = sysbus_create_simple(TYPE_MUSICPAL_GPIO, MP_GPIO_BASE,
1672 pic[MP_GPIO_IRQ]);
1673 i2c_dev = sysbus_create_simple("gpio_i2c", -1, NULL);
1674 i2c = (I2CBus *)qdev_get_child_bus(i2c_dev, "i2c");
1676 lcd_dev = sysbus_create_simple(TYPE_MUSICPAL_LCD, MP_LCD_BASE, NULL);
1677 key_dev = sysbus_create_simple(TYPE_MUSICPAL_KEY, -1, NULL);
1679 /* I2C read data */
1680 qdev_connect_gpio_out(i2c_dev, 0,
1681 qdev_get_gpio_in(dev, MP_GPIO_I2C_DATA_BIT));
1682 /* I2C data */
1683 qdev_connect_gpio_out(dev, 3, qdev_get_gpio_in(i2c_dev, 0));
1684 /* I2C clock */
1685 qdev_connect_gpio_out(dev, 4, qdev_get_gpio_in(i2c_dev, 1));
1687 for (i = 0; i < 3; i++) {
1688 qdev_connect_gpio_out(dev, i, qdev_get_gpio_in(lcd_dev, i));
1690 for (i = 0; i < 4; i++) {
1691 qdev_connect_gpio_out(key_dev, i, qdev_get_gpio_in(dev, i + 8));
1693 for (i = 4; i < 8; i++) {
1694 qdev_connect_gpio_out(key_dev, i, qdev_get_gpio_in(dev, i + 15));
1697 wm8750_dev = i2c_create_slave(i2c, "wm8750", MP_WM_ADDR);
1698 dev = qdev_create(NULL, "mv88w8618_audio");
1699 s = SYS_BUS_DEVICE(dev);
1700 qdev_prop_set_ptr(dev, "wm8750", wm8750_dev);
1701 qdev_init_nofail(dev);
1702 sysbus_mmio_map(s, 0, MP_AUDIO_BASE);
1703 sysbus_connect_irq(s, 0, pic[MP_AUDIO_IRQ]);
1705 musicpal_binfo.ram_size = MP_RAM_DEFAULT_SIZE;
1706 musicpal_binfo.kernel_filename = kernel_filename;
1707 musicpal_binfo.kernel_cmdline = kernel_cmdline;
1708 musicpal_binfo.initrd_filename = initrd_filename;
1709 arm_load_kernel(cpu, &musicpal_binfo);
1712 static void musicpal_machine_init(MachineClass *mc)
1714 mc->desc = "Marvell 88w8618 / MusicPal (ARM926EJ-S)";
1715 mc->init = musicpal_init;
1718 DEFINE_MACHINE("musicpal", musicpal_machine_init)
1720 static void mv88w8618_wlan_class_init(ObjectClass *klass, void *data)
1722 SysBusDeviceClass *sdc = SYS_BUS_DEVICE_CLASS(klass);
1724 sdc->init = mv88w8618_wlan_init;
1727 static const TypeInfo mv88w8618_wlan_info = {
1728 .name = "mv88w8618_wlan",
1729 .parent = TYPE_SYS_BUS_DEVICE,
1730 .instance_size = sizeof(SysBusDevice),
1731 .class_init = mv88w8618_wlan_class_init,
1734 static void musicpal_register_types(void)
1736 type_register_static(&mv88w8618_pic_info);
1737 type_register_static(&mv88w8618_pit_info);
1738 type_register_static(&mv88w8618_flashcfg_info);
1739 type_register_static(&mv88w8618_eth_info);
1740 type_register_static(&mv88w8618_wlan_info);
1741 type_register_static(&musicpal_lcd_info);
1742 type_register_static(&musicpal_gpio_info);
1743 type_register_static(&musicpal_key_info);
1744 type_register_static(&musicpal_misc_info);
1747 type_init(musicpal_register_types)