vhost: remove an incorrect assert
[qemu.git] / hw / spitz.c
blob006f7a97e379499e87d583d3b389ec02aaf30c0c
1 /*
2 * PXA270-based Clamshell PDA platforms.
4 * Copyright (c) 2006 Openedhand Ltd.
5 * Written by Andrzej Zaborowski <balrog@zabor.org>
7 * This code is licensed under the GNU GPL v2.
8 */
10 #include "hw.h"
11 #include "pxa.h"
12 #include "arm-misc.h"
13 #include "sysemu.h"
14 #include "pcmcia.h"
15 #include "i2c.h"
16 #include "ssi.h"
17 #include "flash.h"
18 #include "qemu-timer.h"
19 #include "devices.h"
20 #include "sharpsl.h"
21 #include "console.h"
22 #include "block.h"
23 #include "audio/audio.h"
24 #include "boards.h"
25 #include "blockdev.h"
26 #include "sysbus.h"
28 #undef REG_FMT
29 #define REG_FMT "0x%02lx"
31 /* Spitz Flash */
32 #define FLASH_BASE 0x0c000000
33 #define FLASH_ECCLPLB 0x00 /* Line parity 7 - 0 bit */
34 #define FLASH_ECCLPUB 0x04 /* Line parity 15 - 8 bit */
35 #define FLASH_ECCCP 0x08 /* Column parity 5 - 0 bit */
36 #define FLASH_ECCCNTR 0x0c /* ECC byte counter */
37 #define FLASH_ECCCLRR 0x10 /* Clear ECC */
38 #define FLASH_FLASHIO 0x14 /* Flash I/O */
39 #define FLASH_FLASHCTL 0x18 /* Flash Control */
41 #define FLASHCTL_CE0 (1 << 0)
42 #define FLASHCTL_CLE (1 << 1)
43 #define FLASHCTL_ALE (1 << 2)
44 #define FLASHCTL_WP (1 << 3)
45 #define FLASHCTL_CE1 (1 << 4)
46 #define FLASHCTL_RYBY (1 << 5)
47 #define FLASHCTL_NCE (FLASHCTL_CE0 | FLASHCTL_CE1)
49 typedef struct {
50 SysBusDevice busdev;
51 NANDFlashState *nand;
52 uint8_t ctl;
53 uint8_t manf_id;
54 uint8_t chip_id;
55 ECCState ecc;
56 } SLNANDState;
58 static uint32_t sl_readb(void *opaque, target_phys_addr_t addr)
60 SLNANDState *s = (SLNANDState *) opaque;
61 int ryby;
63 switch (addr) {
64 #define BSHR(byte, from, to) ((s->ecc.lp[byte] >> (from - to)) & (1 << to))
65 case FLASH_ECCLPLB:
66 return BSHR(0, 4, 0) | BSHR(0, 5, 2) | BSHR(0, 6, 4) | BSHR(0, 7, 6) |
67 BSHR(1, 4, 1) | BSHR(1, 5, 3) | BSHR(1, 6, 5) | BSHR(1, 7, 7);
69 #define BSHL(byte, from, to) ((s->ecc.lp[byte] << (to - from)) & (1 << to))
70 case FLASH_ECCLPUB:
71 return BSHL(0, 0, 0) | BSHL(0, 1, 2) | BSHL(0, 2, 4) | BSHL(0, 3, 6) |
72 BSHL(1, 0, 1) | BSHL(1, 1, 3) | BSHL(1, 2, 5) | BSHL(1, 3, 7);
74 case FLASH_ECCCP:
75 return s->ecc.cp;
77 case FLASH_ECCCNTR:
78 return s->ecc.count & 0xff;
80 case FLASH_FLASHCTL:
81 nand_getpins(s->nand, &ryby);
82 if (ryby)
83 return s->ctl | FLASHCTL_RYBY;
84 else
85 return s->ctl;
87 case FLASH_FLASHIO:
88 return ecc_digest(&s->ecc, nand_getio(s->nand));
90 default:
91 zaurus_printf("Bad register offset " REG_FMT "\n", (unsigned long)addr);
93 return 0;
96 static uint32_t sl_readl(void *opaque, target_phys_addr_t addr)
98 SLNANDState *s = (SLNANDState *) opaque;
100 if (addr == FLASH_FLASHIO)
101 return ecc_digest(&s->ecc, nand_getio(s->nand)) |
102 (ecc_digest(&s->ecc, nand_getio(s->nand)) << 16);
104 return sl_readb(opaque, addr);
107 static void sl_writeb(void *opaque, target_phys_addr_t addr,
108 uint32_t value)
110 SLNANDState *s = (SLNANDState *) opaque;
112 switch (addr) {
113 case FLASH_ECCCLRR:
114 /* Value is ignored. */
115 ecc_reset(&s->ecc);
116 break;
118 case FLASH_FLASHCTL:
119 s->ctl = value & 0xff & ~FLASHCTL_RYBY;
120 nand_setpins(s->nand,
121 s->ctl & FLASHCTL_CLE,
122 s->ctl & FLASHCTL_ALE,
123 s->ctl & FLASHCTL_NCE,
124 s->ctl & FLASHCTL_WP,
126 break;
128 case FLASH_FLASHIO:
129 nand_setio(s->nand, ecc_digest(&s->ecc, value & 0xff));
130 break;
132 default:
133 zaurus_printf("Bad register offset " REG_FMT "\n", (unsigned long)addr);
137 enum {
138 FLASH_128M,
139 FLASH_1024M,
142 static CPUReadMemoryFunc * const sl_readfn[] = {
143 sl_readb,
144 sl_readb,
145 sl_readl,
147 static CPUWriteMemoryFunc * const sl_writefn[] = {
148 sl_writeb,
149 sl_writeb,
150 sl_writeb,
153 static void sl_flash_register(PXA2xxState *cpu, int size)
155 DeviceState *dev;
157 dev = qdev_create(NULL, "sl-nand");
159 qdev_prop_set_uint8(dev, "manf_id", NAND_MFR_SAMSUNG);
160 if (size == FLASH_128M)
161 qdev_prop_set_uint8(dev, "chip_id", 0x73);
162 else if (size == FLASH_1024M)
163 qdev_prop_set_uint8(dev, "chip_id", 0xf1);
165 qdev_init_nofail(dev);
166 sysbus_mmio_map(sysbus_from_qdev(dev), 0, FLASH_BASE);
169 static int sl_nand_init(SysBusDevice *dev) {
170 int iomemtype;
171 SLNANDState *s;
173 s = FROM_SYSBUS(SLNANDState, dev);
175 s->ctl = 0;
176 s->nand = nand_init(s->manf_id, s->chip_id);
178 iomemtype = cpu_register_io_memory(sl_readfn,
179 sl_writefn, s, DEVICE_NATIVE_ENDIAN);
181 sysbus_init_mmio(dev, 0x40, iomemtype);
183 return 0;
186 /* Spitz Keyboard */
188 #define SPITZ_KEY_STROBE_NUM 11
189 #define SPITZ_KEY_SENSE_NUM 7
191 static const int spitz_gpio_key_sense[SPITZ_KEY_SENSE_NUM] = {
192 12, 17, 91, 34, 36, 38, 39
195 static const int spitz_gpio_key_strobe[SPITZ_KEY_STROBE_NUM] = {
196 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114
199 /* Eighth additional row maps the special keys */
200 static int spitz_keymap[SPITZ_KEY_SENSE_NUM + 1][SPITZ_KEY_STROBE_NUM] = {
201 { 0x1d, 0x02, 0x04, 0x06, 0x07, 0x08, 0x0a, 0x0b, 0x0e, 0x3f, 0x40 },
202 { -1 , 0x03, 0x05, 0x13, 0x15, 0x09, 0x17, 0x18, 0x19, 0x41, 0x42 },
203 { 0x0f, 0x10, 0x12, 0x14, 0x22, 0x16, 0x24, 0x25, -1 , -1 , -1 },
204 { 0x3c, 0x11, 0x1f, 0x21, 0x2f, 0x23, 0x32, 0x26, -1 , 0x36, -1 },
205 { 0x3b, 0x1e, 0x20, 0x2e, 0x30, 0x31, 0x34, -1 , 0x1c, 0x2a, -1 },
206 { 0x44, 0x2c, 0x2d, 0x0c, 0x39, 0x33, -1 , 0x48, -1 , -1 , 0x38 },
207 { 0x37, 0x3d, -1 , 0x45, 0x57, 0x58, 0x4b, 0x50, 0x4d, -1 , -1 },
208 { 0x52, 0x43, 0x01, 0x47, 0x49, -1 , -1 , -1 , -1 , -1 , -1 },
211 #define SPITZ_GPIO_AK_INT 13 /* Remote control */
212 #define SPITZ_GPIO_SYNC 16 /* Sync button */
213 #define SPITZ_GPIO_ON_KEY 95 /* Power button */
214 #define SPITZ_GPIO_SWA 97 /* Lid */
215 #define SPITZ_GPIO_SWB 96 /* Tablet mode */
217 /* The special buttons are mapped to unused keys */
218 static const int spitz_gpiomap[5] = {
219 SPITZ_GPIO_AK_INT, SPITZ_GPIO_SYNC, SPITZ_GPIO_ON_KEY,
220 SPITZ_GPIO_SWA, SPITZ_GPIO_SWB,
223 typedef struct {
224 SysBusDevice busdev;
225 qemu_irq sense[SPITZ_KEY_SENSE_NUM];
226 qemu_irq gpiomap[5];
227 int keymap[0x80];
228 uint16_t keyrow[SPITZ_KEY_SENSE_NUM];
229 uint16_t strobe_state;
230 uint16_t sense_state;
232 uint16_t pre_map[0x100];
233 uint16_t modifiers;
234 uint16_t imodifiers;
235 uint8_t fifo[16];
236 int fifopos, fifolen;
237 QEMUTimer *kbdtimer;
238 } SpitzKeyboardState;
240 static void spitz_keyboard_sense_update(SpitzKeyboardState *s)
242 int i;
243 uint16_t strobe, sense = 0;
244 for (i = 0; i < SPITZ_KEY_SENSE_NUM; i ++) {
245 strobe = s->keyrow[i] & s->strobe_state;
246 if (strobe) {
247 sense |= 1 << i;
248 if (!(s->sense_state & (1 << i)))
249 qemu_irq_raise(s->sense[i]);
250 } else if (s->sense_state & (1 << i))
251 qemu_irq_lower(s->sense[i]);
254 s->sense_state = sense;
257 static void spitz_keyboard_strobe(void *opaque, int line, int level)
259 SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
261 if (level)
262 s->strobe_state |= 1 << line;
263 else
264 s->strobe_state &= ~(1 << line);
265 spitz_keyboard_sense_update(s);
268 static void spitz_keyboard_keydown(SpitzKeyboardState *s, int keycode)
270 int spitz_keycode = s->keymap[keycode & 0x7f];
271 if (spitz_keycode == -1)
272 return;
274 /* Handle the additional keys */
275 if ((spitz_keycode >> 4) == SPITZ_KEY_SENSE_NUM) {
276 qemu_set_irq(s->gpiomap[spitz_keycode & 0xf], (keycode < 0x80));
277 return;
280 if (keycode & 0x80)
281 s->keyrow[spitz_keycode >> 4] &= ~(1 << (spitz_keycode & 0xf));
282 else
283 s->keyrow[spitz_keycode >> 4] |= 1 << (spitz_keycode & 0xf);
285 spitz_keyboard_sense_update(s);
288 #define SHIFT (1 << 7)
289 #define CTRL (1 << 8)
290 #define FN (1 << 9)
292 #define QUEUE_KEY(c) s->fifo[(s->fifopos + s->fifolen ++) & 0xf] = c
294 static void spitz_keyboard_handler(void *opaque, int keycode)
296 SpitzKeyboardState *s = opaque;
297 uint16_t code;
298 int mapcode;
299 switch (keycode) {
300 case 0x2a: /* Left Shift */
301 s->modifiers |= 1;
302 break;
303 case 0xaa:
304 s->modifiers &= ~1;
305 break;
306 case 0x36: /* Right Shift */
307 s->modifiers |= 2;
308 break;
309 case 0xb6:
310 s->modifiers &= ~2;
311 break;
312 case 0x1d: /* Control */
313 s->modifiers |= 4;
314 break;
315 case 0x9d:
316 s->modifiers &= ~4;
317 break;
318 case 0x38: /* Alt */
319 s->modifiers |= 8;
320 break;
321 case 0xb8:
322 s->modifiers &= ~8;
323 break;
326 code = s->pre_map[mapcode = ((s->modifiers & 3) ?
327 (keycode | SHIFT) :
328 (keycode & ~SHIFT))];
330 if (code != mapcode) {
331 #if 0
332 if ((code & SHIFT) && !(s->modifiers & 1))
333 QUEUE_KEY(0x2a | (keycode & 0x80));
334 if ((code & CTRL ) && !(s->modifiers & 4))
335 QUEUE_KEY(0x1d | (keycode & 0x80));
336 if ((code & FN ) && !(s->modifiers & 8))
337 QUEUE_KEY(0x38 | (keycode & 0x80));
338 if ((code & FN ) && (s->modifiers & 1))
339 QUEUE_KEY(0x2a | (~keycode & 0x80));
340 if ((code & FN ) && (s->modifiers & 2))
341 QUEUE_KEY(0x36 | (~keycode & 0x80));
342 #else
343 if (keycode & 0x80) {
344 if ((s->imodifiers & 1 ) && !(s->modifiers & 1))
345 QUEUE_KEY(0x2a | 0x80);
346 if ((s->imodifiers & 4 ) && !(s->modifiers & 4))
347 QUEUE_KEY(0x1d | 0x80);
348 if ((s->imodifiers & 8 ) && !(s->modifiers & 8))
349 QUEUE_KEY(0x38 | 0x80);
350 if ((s->imodifiers & 0x10) && (s->modifiers & 1))
351 QUEUE_KEY(0x2a);
352 if ((s->imodifiers & 0x20) && (s->modifiers & 2))
353 QUEUE_KEY(0x36);
354 s->imodifiers = 0;
355 } else {
356 if ((code & SHIFT) && !((s->modifiers | s->imodifiers) & 1)) {
357 QUEUE_KEY(0x2a);
358 s->imodifiers |= 1;
360 if ((code & CTRL ) && !((s->modifiers | s->imodifiers) & 4)) {
361 QUEUE_KEY(0x1d);
362 s->imodifiers |= 4;
364 if ((code & FN ) && !((s->modifiers | s->imodifiers) & 8)) {
365 QUEUE_KEY(0x38);
366 s->imodifiers |= 8;
368 if ((code & FN ) && (s->modifiers & 1) &&
369 !(s->imodifiers & 0x10)) {
370 QUEUE_KEY(0x2a | 0x80);
371 s->imodifiers |= 0x10;
373 if ((code & FN ) && (s->modifiers & 2) &&
374 !(s->imodifiers & 0x20)) {
375 QUEUE_KEY(0x36 | 0x80);
376 s->imodifiers |= 0x20;
379 #endif
382 QUEUE_KEY((code & 0x7f) | (keycode & 0x80));
385 static void spitz_keyboard_tick(void *opaque)
387 SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
389 if (s->fifolen) {
390 spitz_keyboard_keydown(s, s->fifo[s->fifopos ++]);
391 s->fifolen --;
392 if (s->fifopos >= 16)
393 s->fifopos = 0;
396 qemu_mod_timer(s->kbdtimer, qemu_get_clock_ns(vm_clock) +
397 get_ticks_per_sec() / 32);
400 static void spitz_keyboard_pre_map(SpitzKeyboardState *s)
402 int i;
403 for (i = 0; i < 0x100; i ++)
404 s->pre_map[i] = i;
405 s->pre_map[0x02 | SHIFT ] = 0x02 | SHIFT; /* exclam */
406 s->pre_map[0x28 | SHIFT ] = 0x03 | SHIFT; /* quotedbl */
407 s->pre_map[0x04 | SHIFT ] = 0x04 | SHIFT; /* numbersign */
408 s->pre_map[0x05 | SHIFT ] = 0x05 | SHIFT; /* dollar */
409 s->pre_map[0x06 | SHIFT ] = 0x06 | SHIFT; /* percent */
410 s->pre_map[0x08 | SHIFT ] = 0x07 | SHIFT; /* ampersand */
411 s->pre_map[0x28 ] = 0x08 | SHIFT; /* apostrophe */
412 s->pre_map[0x0a | SHIFT ] = 0x09 | SHIFT; /* parenleft */
413 s->pre_map[0x0b | SHIFT ] = 0x0a | SHIFT; /* parenright */
414 s->pre_map[0x29 | SHIFT ] = 0x0b | SHIFT; /* asciitilde */
415 s->pre_map[0x03 | SHIFT ] = 0x0c | SHIFT; /* at */
416 s->pre_map[0xd3 ] = 0x0e | FN; /* Delete */
417 s->pre_map[0x3a ] = 0x0f | FN; /* Caps_Lock */
418 s->pre_map[0x07 | SHIFT ] = 0x11 | FN; /* asciicircum */
419 s->pre_map[0x0d ] = 0x12 | FN; /* equal */
420 s->pre_map[0x0d | SHIFT ] = 0x13 | FN; /* plus */
421 s->pre_map[0x1a ] = 0x14 | FN; /* bracketleft */
422 s->pre_map[0x1b ] = 0x15 | FN; /* bracketright */
423 s->pre_map[0x1a | SHIFT ] = 0x16 | FN; /* braceleft */
424 s->pre_map[0x1b | SHIFT ] = 0x17 | FN; /* braceright */
425 s->pre_map[0x27 ] = 0x22 | FN; /* semicolon */
426 s->pre_map[0x27 | SHIFT ] = 0x23 | FN; /* colon */
427 s->pre_map[0x09 | SHIFT ] = 0x24 | FN; /* asterisk */
428 s->pre_map[0x2b ] = 0x25 | FN; /* backslash */
429 s->pre_map[0x2b | SHIFT ] = 0x26 | FN; /* bar */
430 s->pre_map[0x0c | SHIFT ] = 0x30 | FN; /* underscore */
431 s->pre_map[0x33 | SHIFT ] = 0x33 | FN; /* less */
432 s->pre_map[0x35 ] = 0x33 | SHIFT; /* slash */
433 s->pre_map[0x34 | SHIFT ] = 0x34 | FN; /* greater */
434 s->pre_map[0x35 | SHIFT ] = 0x34 | SHIFT; /* question */
435 s->pre_map[0x49 ] = 0x48 | FN; /* Page_Up */
436 s->pre_map[0x51 ] = 0x50 | FN; /* Page_Down */
438 s->modifiers = 0;
439 s->imodifiers = 0;
440 s->fifopos = 0;
441 s->fifolen = 0;
444 #undef SHIFT
445 #undef CTRL
446 #undef FN
448 static int spitz_keyboard_post_load(void *opaque, int version_id)
450 SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
452 /* Release all pressed keys */
453 memset(s->keyrow, 0, sizeof(s->keyrow));
454 spitz_keyboard_sense_update(s);
455 s->modifiers = 0;
456 s->imodifiers = 0;
457 s->fifopos = 0;
458 s->fifolen = 0;
460 return 0;
463 static void spitz_keyboard_register(PXA2xxState *cpu)
465 int i;
466 DeviceState *dev;
467 SpitzKeyboardState *s;
469 dev = sysbus_create_simple("spitz-keyboard", -1, NULL);
470 s = FROM_SYSBUS(SpitzKeyboardState, sysbus_from_qdev(dev));
472 for (i = 0; i < SPITZ_KEY_SENSE_NUM; i ++)
473 qdev_connect_gpio_out(dev, i, qdev_get_gpio_in(cpu->gpio, spitz_gpio_key_sense[i]));
475 for (i = 0; i < 5; i ++)
476 s->gpiomap[i] = qdev_get_gpio_in(cpu->gpio, spitz_gpiomap[i]);
478 if (!graphic_rotate)
479 s->gpiomap[4] = qemu_irq_invert(s->gpiomap[4]);
481 for (i = 0; i < 5; i++)
482 qemu_set_irq(s->gpiomap[i], 0);
484 for (i = 0; i < SPITZ_KEY_STROBE_NUM; i ++)
485 qdev_connect_gpio_out(cpu->gpio, spitz_gpio_key_strobe[i],
486 qdev_get_gpio_in(dev, i));
488 qemu_mod_timer(s->kbdtimer, qemu_get_clock_ns(vm_clock));
490 qemu_add_kbd_event_handler(spitz_keyboard_handler, s);
493 static int spitz_keyboard_init(SysBusDevice *dev)
495 SpitzKeyboardState *s;
496 int i, j;
498 s = FROM_SYSBUS(SpitzKeyboardState, dev);
500 for (i = 0; i < 0x80; i ++)
501 s->keymap[i] = -1;
502 for (i = 0; i < SPITZ_KEY_SENSE_NUM + 1; i ++)
503 for (j = 0; j < SPITZ_KEY_STROBE_NUM; j ++)
504 if (spitz_keymap[i][j] != -1)
505 s->keymap[spitz_keymap[i][j]] = (i << 4) | j;
507 spitz_keyboard_pre_map(s);
509 s->kbdtimer = qemu_new_timer_ns(vm_clock, spitz_keyboard_tick, s);
510 qdev_init_gpio_in(&dev->qdev, spitz_keyboard_strobe, SPITZ_KEY_STROBE_NUM);
511 qdev_init_gpio_out(&dev->qdev, s->sense, SPITZ_KEY_SENSE_NUM);
513 return 0;
516 /* LCD backlight controller */
518 #define LCDTG_RESCTL 0x00
519 #define LCDTG_PHACTRL 0x01
520 #define LCDTG_DUTYCTRL 0x02
521 #define LCDTG_POWERREG0 0x03
522 #define LCDTG_POWERREG1 0x04
523 #define LCDTG_GPOR3 0x05
524 #define LCDTG_PICTRL 0x06
525 #define LCDTG_POLCTRL 0x07
527 typedef struct {
528 SSISlave ssidev;
529 uint32_t bl_intensity;
530 uint32_t bl_power;
531 } SpitzLCDTG;
533 static void spitz_bl_update(SpitzLCDTG *s)
535 if (s->bl_power && s->bl_intensity)
536 zaurus_printf("LCD Backlight now at %i/63\n", s->bl_intensity);
537 else
538 zaurus_printf("LCD Backlight now off\n");
541 /* FIXME: Implement GPIO properly and remove this hack. */
542 static SpitzLCDTG *spitz_lcdtg;
544 static inline void spitz_bl_bit5(void *opaque, int line, int level)
546 SpitzLCDTG *s = spitz_lcdtg;
547 int prev = s->bl_intensity;
549 if (level)
550 s->bl_intensity &= ~0x20;
551 else
552 s->bl_intensity |= 0x20;
554 if (s->bl_power && prev != s->bl_intensity)
555 spitz_bl_update(s);
558 static inline void spitz_bl_power(void *opaque, int line, int level)
560 SpitzLCDTG *s = spitz_lcdtg;
561 s->bl_power = !!level;
562 spitz_bl_update(s);
565 static uint32_t spitz_lcdtg_transfer(SSISlave *dev, uint32_t value)
567 SpitzLCDTG *s = FROM_SSI_SLAVE(SpitzLCDTG, dev);
568 int addr;
569 addr = value >> 5;
570 value &= 0x1f;
572 switch (addr) {
573 case LCDTG_RESCTL:
574 if (value)
575 zaurus_printf("LCD in QVGA mode\n");
576 else
577 zaurus_printf("LCD in VGA mode\n");
578 break;
580 case LCDTG_DUTYCTRL:
581 s->bl_intensity &= ~0x1f;
582 s->bl_intensity |= value;
583 if (s->bl_power)
584 spitz_bl_update(s);
585 break;
587 case LCDTG_POWERREG0:
588 /* Set common voltage to M62332FP */
589 break;
591 return 0;
594 static int spitz_lcdtg_init(SSISlave *dev)
596 SpitzLCDTG *s = FROM_SSI_SLAVE(SpitzLCDTG, dev);
598 spitz_lcdtg = s;
599 s->bl_power = 0;
600 s->bl_intensity = 0x20;
602 return 0;
605 /* SSP devices */
607 #define CORGI_SSP_PORT 2
609 #define SPITZ_GPIO_LCDCON_CS 53
610 #define SPITZ_GPIO_ADS7846_CS 14
611 #define SPITZ_GPIO_MAX1111_CS 20
612 #define SPITZ_GPIO_TP_INT 11
614 static DeviceState *max1111;
616 /* "Demux" the signal based on current chipselect */
617 typedef struct {
618 SSISlave ssidev;
619 SSIBus *bus[3];
620 uint32_t enable[3];
621 } CorgiSSPState;
623 static uint32_t corgi_ssp_transfer(SSISlave *dev, uint32_t value)
625 CorgiSSPState *s = FROM_SSI_SLAVE(CorgiSSPState, dev);
626 int i;
628 for (i = 0; i < 3; i++) {
629 if (s->enable[i]) {
630 return ssi_transfer(s->bus[i], value);
633 return 0;
636 static void corgi_ssp_gpio_cs(void *opaque, int line, int level)
638 CorgiSSPState *s = (CorgiSSPState *)opaque;
639 assert(line >= 0 && line < 3);
640 s->enable[line] = !level;
643 #define MAX1111_BATT_VOLT 1
644 #define MAX1111_BATT_TEMP 2
645 #define MAX1111_ACIN_VOLT 3
647 #define SPITZ_BATTERY_TEMP 0xe0 /* About 2.9V */
648 #define SPITZ_BATTERY_VOLT 0xd0 /* About 4.0V */
649 #define SPITZ_CHARGEON_ACIN 0x80 /* About 5.0V */
651 static void spitz_adc_temp_on(void *opaque, int line, int level)
653 if (!max1111)
654 return;
656 if (level)
657 max111x_set_input(max1111, MAX1111_BATT_TEMP, SPITZ_BATTERY_TEMP);
658 else
659 max111x_set_input(max1111, MAX1111_BATT_TEMP, 0);
662 static int corgi_ssp_init(SSISlave *dev)
664 CorgiSSPState *s = FROM_SSI_SLAVE(CorgiSSPState, dev);
666 qdev_init_gpio_in(&dev->qdev, corgi_ssp_gpio_cs, 3);
667 s->bus[0] = ssi_create_bus(&dev->qdev, "ssi0");
668 s->bus[1] = ssi_create_bus(&dev->qdev, "ssi1");
669 s->bus[2] = ssi_create_bus(&dev->qdev, "ssi2");
671 return 0;
674 static void spitz_ssp_attach(PXA2xxState *cpu)
676 DeviceState *mux;
677 DeviceState *dev;
678 void *bus;
680 mux = ssi_create_slave(cpu->ssp[CORGI_SSP_PORT - 1], "corgi-ssp");
682 bus = qdev_get_child_bus(mux, "ssi0");
683 ssi_create_slave(bus, "spitz-lcdtg");
685 bus = qdev_get_child_bus(mux, "ssi1");
686 dev = ssi_create_slave(bus, "ads7846");
687 qdev_connect_gpio_out(dev, 0,
688 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_TP_INT));
690 bus = qdev_get_child_bus(mux, "ssi2");
691 max1111 = ssi_create_slave(bus, "max1111");
692 max111x_set_input(max1111, MAX1111_BATT_VOLT, SPITZ_BATTERY_VOLT);
693 max111x_set_input(max1111, MAX1111_BATT_TEMP, 0);
694 max111x_set_input(max1111, MAX1111_ACIN_VOLT, SPITZ_CHARGEON_ACIN);
696 qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_LCDCON_CS,
697 qdev_get_gpio_in(mux, 0));
698 qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_ADS7846_CS,
699 qdev_get_gpio_in(mux, 1));
700 qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_MAX1111_CS,
701 qdev_get_gpio_in(mux, 2));
704 /* CF Microdrive */
706 static void spitz_microdrive_attach(PXA2xxState *cpu, int slot)
708 PCMCIACardState *md;
709 BlockDriverState *bs;
710 DriveInfo *dinfo;
712 dinfo = drive_get(IF_IDE, 0, 0);
713 if (!dinfo)
714 return;
715 bs = dinfo->bdrv;
716 if (bdrv_is_inserted(bs) && !bdrv_is_removable(bs)) {
717 md = dscm1xxxx_init(dinfo);
718 pxa2xx_pcmcia_attach(cpu->pcmcia[slot], md);
722 /* Wm8750 and Max7310 on I2C */
724 #define AKITA_MAX_ADDR 0x18
725 #define SPITZ_WM_ADDRL 0x1b
726 #define SPITZ_WM_ADDRH 0x1a
728 #define SPITZ_GPIO_WM 5
730 static void spitz_wm8750_addr(void *opaque, int line, int level)
732 i2c_slave *wm = (i2c_slave *) opaque;
733 if (level)
734 i2c_set_slave_address(wm, SPITZ_WM_ADDRH);
735 else
736 i2c_set_slave_address(wm, SPITZ_WM_ADDRL);
739 static void spitz_i2c_setup(PXA2xxState *cpu)
741 /* Attach the CPU on one end of our I2C bus. */
742 i2c_bus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
744 DeviceState *wm;
746 /* Attach a WM8750 to the bus */
747 wm = i2c_create_slave(bus, "wm8750", 0);
749 spitz_wm8750_addr(wm, 0, 0);
750 qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_WM,
751 qemu_allocate_irqs(spitz_wm8750_addr, wm, 1)[0]);
752 /* .. and to the sound interface. */
753 cpu->i2s->opaque = wm;
754 cpu->i2s->codec_out = wm8750_dac_dat;
755 cpu->i2s->codec_in = wm8750_adc_dat;
756 wm8750_data_req_set(wm, cpu->i2s->data_req, cpu->i2s);
759 static void spitz_akita_i2c_setup(PXA2xxState *cpu)
761 /* Attach a Max7310 to Akita I2C bus. */
762 i2c_create_slave(pxa2xx_i2c_bus(cpu->i2c[0]), "max7310",
763 AKITA_MAX_ADDR);
766 /* Other peripherals */
768 static void spitz_out_switch(void *opaque, int line, int level)
770 switch (line) {
771 case 0:
772 zaurus_printf("Charging %s.\n", level ? "off" : "on");
773 break;
774 case 1:
775 zaurus_printf("Discharging %s.\n", level ? "on" : "off");
776 break;
777 case 2:
778 zaurus_printf("Green LED %s.\n", level ? "on" : "off");
779 break;
780 case 3:
781 zaurus_printf("Orange LED %s.\n", level ? "on" : "off");
782 break;
783 case 4:
784 spitz_bl_bit5(opaque, line, level);
785 break;
786 case 5:
787 spitz_bl_power(opaque, line, level);
788 break;
789 case 6:
790 spitz_adc_temp_on(opaque, line, level);
791 break;
795 #define SPITZ_SCP_LED_GREEN 1
796 #define SPITZ_SCP_JK_B 2
797 #define SPITZ_SCP_CHRG_ON 3
798 #define SPITZ_SCP_MUTE_L 4
799 #define SPITZ_SCP_MUTE_R 5
800 #define SPITZ_SCP_CF_POWER 6
801 #define SPITZ_SCP_LED_ORANGE 7
802 #define SPITZ_SCP_JK_A 8
803 #define SPITZ_SCP_ADC_TEMP_ON 9
804 #define SPITZ_SCP2_IR_ON 1
805 #define SPITZ_SCP2_AKIN_PULLUP 2
806 #define SPITZ_SCP2_BACKLIGHT_CONT 7
807 #define SPITZ_SCP2_BACKLIGHT_ON 8
808 #define SPITZ_SCP2_MIC_BIAS 9
810 static void spitz_scoop_gpio_setup(PXA2xxState *cpu,
811 DeviceState *scp0, DeviceState *scp1)
813 qemu_irq *outsignals = qemu_allocate_irqs(spitz_out_switch, cpu, 8);
815 qdev_connect_gpio_out(scp0, SPITZ_SCP_CHRG_ON, outsignals[0]);
816 qdev_connect_gpio_out(scp0, SPITZ_SCP_JK_B, outsignals[1]);
817 qdev_connect_gpio_out(scp0, SPITZ_SCP_LED_GREEN, outsignals[2]);
818 qdev_connect_gpio_out(scp0, SPITZ_SCP_LED_ORANGE, outsignals[3]);
820 if (scp1) {
821 qdev_connect_gpio_out(scp1, SPITZ_SCP2_BACKLIGHT_CONT, outsignals[4]);
822 qdev_connect_gpio_out(scp1, SPITZ_SCP2_BACKLIGHT_ON, outsignals[5]);
825 qdev_connect_gpio_out(scp0, SPITZ_SCP_ADC_TEMP_ON, outsignals[6]);
828 #define SPITZ_GPIO_HSYNC 22
829 #define SPITZ_GPIO_SD_DETECT 9
830 #define SPITZ_GPIO_SD_WP 81
831 #define SPITZ_GPIO_ON_RESET 89
832 #define SPITZ_GPIO_BAT_COVER 90
833 #define SPITZ_GPIO_CF1_IRQ 105
834 #define SPITZ_GPIO_CF1_CD 94
835 #define SPITZ_GPIO_CF2_IRQ 106
836 #define SPITZ_GPIO_CF2_CD 93
838 static int spitz_hsync;
840 static void spitz_lcd_hsync_handler(void *opaque, int line, int level)
842 PXA2xxState *cpu = (PXA2xxState *) opaque;
843 qemu_set_irq(qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_HSYNC), spitz_hsync);
844 spitz_hsync ^= 1;
847 static void spitz_gpio_setup(PXA2xxState *cpu, int slots)
849 qemu_irq lcd_hsync;
851 * Bad hack: We toggle the LCD hsync GPIO on every GPIO status
852 * read to satisfy broken guests that poll-wait for hsync.
853 * Simulating a real hsync event would be less practical and
854 * wouldn't guarantee that a guest ever exits the loop.
856 spitz_hsync = 0;
857 lcd_hsync = qemu_allocate_irqs(spitz_lcd_hsync_handler, cpu, 1)[0];
858 pxa2xx_gpio_read_notifier(cpu->gpio, lcd_hsync);
859 pxa2xx_lcd_vsync_notifier(cpu->lcd, lcd_hsync);
861 /* MMC/SD host */
862 pxa2xx_mmci_handlers(cpu->mmc,
863 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_SD_WP),
864 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_SD_DETECT));
866 /* Battery lock always closed */
867 qemu_irq_raise(qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_BAT_COVER));
869 /* Handle reset */
870 qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_ON_RESET, cpu->reset);
872 /* PCMCIA signals: card's IRQ and Card-Detect */
873 if (slots >= 1)
874 pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0],
875 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF1_IRQ),
876 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF1_CD));
877 if (slots >= 2)
878 pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1],
879 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF2_IRQ),
880 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF2_CD));
883 /* Board init. */
884 enum spitz_model_e { spitz, akita, borzoi, terrier };
886 #define SPITZ_RAM 0x04000000
887 #define SPITZ_ROM 0x00800000
889 static struct arm_boot_info spitz_binfo = {
890 .loader_start = PXA2XX_SDRAM_BASE,
891 .ram_size = 0x04000000,
894 static void spitz_common_init(ram_addr_t ram_size,
895 const char *kernel_filename,
896 const char *kernel_cmdline, const char *initrd_filename,
897 const char *cpu_model, enum spitz_model_e model, int arm_id)
899 PXA2xxState *cpu;
900 DeviceState *scp0, *scp1 = NULL;
902 if (!cpu_model)
903 cpu_model = (model == terrier) ? "pxa270-c5" : "pxa270-c0";
905 /* Setup CPU & memory */
906 cpu = pxa270_init(spitz_binfo.ram_size, cpu_model);
908 sl_flash_register(cpu, (model == spitz) ? FLASH_128M : FLASH_1024M);
910 cpu_register_physical_memory(0, SPITZ_ROM,
911 qemu_ram_alloc(NULL, "spitz.rom", SPITZ_ROM) | IO_MEM_ROM);
913 /* Setup peripherals */
914 spitz_keyboard_register(cpu);
916 spitz_ssp_attach(cpu);
918 scp0 = sysbus_create_simple("scoop", 0x10800000, NULL);
919 if (model != akita) {
920 scp1 = sysbus_create_simple("scoop", 0x08800040, NULL);
923 spitz_scoop_gpio_setup(cpu, scp0, scp1);
925 spitz_gpio_setup(cpu, (model == akita) ? 1 : 2);
927 spitz_i2c_setup(cpu);
929 if (model == akita)
930 spitz_akita_i2c_setup(cpu);
932 if (model == terrier)
933 /* A 6.0 GB microdrive is permanently sitting in CF slot 1. */
934 spitz_microdrive_attach(cpu, 1);
935 else if (model != akita)
936 /* A 4.0 GB microdrive is permanently sitting in CF slot 0. */
937 spitz_microdrive_attach(cpu, 0);
939 spitz_binfo.kernel_filename = kernel_filename;
940 spitz_binfo.kernel_cmdline = kernel_cmdline;
941 spitz_binfo.initrd_filename = initrd_filename;
942 spitz_binfo.board_id = arm_id;
943 arm_load_kernel(cpu->env, &spitz_binfo);
944 sl_bootparam_write(SL_PXA_PARAM_BASE);
947 static void spitz_init(ram_addr_t ram_size,
948 const char *boot_device,
949 const char *kernel_filename, const char *kernel_cmdline,
950 const char *initrd_filename, const char *cpu_model)
952 spitz_common_init(ram_size, kernel_filename,
953 kernel_cmdline, initrd_filename, cpu_model, spitz, 0x2c9);
956 static void borzoi_init(ram_addr_t ram_size,
957 const char *boot_device,
958 const char *kernel_filename, const char *kernel_cmdline,
959 const char *initrd_filename, const char *cpu_model)
961 spitz_common_init(ram_size, kernel_filename,
962 kernel_cmdline, initrd_filename, cpu_model, borzoi, 0x33f);
965 static void akita_init(ram_addr_t ram_size,
966 const char *boot_device,
967 const char *kernel_filename, const char *kernel_cmdline,
968 const char *initrd_filename, const char *cpu_model)
970 spitz_common_init(ram_size, kernel_filename,
971 kernel_cmdline, initrd_filename, cpu_model, akita, 0x2e8);
974 static void terrier_init(ram_addr_t ram_size,
975 const char *boot_device,
976 const char *kernel_filename, const char *kernel_cmdline,
977 const char *initrd_filename, const char *cpu_model)
979 spitz_common_init(ram_size, kernel_filename,
980 kernel_cmdline, initrd_filename, cpu_model, terrier, 0x33f);
983 static QEMUMachine akitapda_machine = {
984 .name = "akita",
985 .desc = "Akita PDA (PXA270)",
986 .init = akita_init,
989 static QEMUMachine spitzpda_machine = {
990 .name = "spitz",
991 .desc = "Spitz PDA (PXA270)",
992 .init = spitz_init,
995 static QEMUMachine borzoipda_machine = {
996 .name = "borzoi",
997 .desc = "Borzoi PDA (PXA270)",
998 .init = borzoi_init,
1001 static QEMUMachine terrierpda_machine = {
1002 .name = "terrier",
1003 .desc = "Terrier PDA (PXA270)",
1004 .init = terrier_init,
1007 static void spitz_machine_init(void)
1009 qemu_register_machine(&akitapda_machine);
1010 qemu_register_machine(&spitzpda_machine);
1011 qemu_register_machine(&borzoipda_machine);
1012 qemu_register_machine(&terrierpda_machine);
1015 machine_init(spitz_machine_init);
1017 static bool is_version_0(void *opaque, int version_id)
1019 return version_id == 0;
1022 static VMStateDescription vmstate_sl_nand_info = {
1023 .name = "sl-nand",
1024 .version_id = 0,
1025 .minimum_version_id = 0,
1026 .minimum_version_id_old = 0,
1027 .fields = (VMStateField []) {
1028 VMSTATE_UINT8(ctl, SLNANDState),
1029 VMSTATE_STRUCT(ecc, SLNANDState, 0, vmstate_ecc_state, ECCState),
1030 VMSTATE_END_OF_LIST(),
1034 static SysBusDeviceInfo sl_nand_info = {
1035 .init = sl_nand_init,
1036 .qdev.name = "sl-nand",
1037 .qdev.size = sizeof(SLNANDState),
1038 .qdev.vmsd = &vmstate_sl_nand_info,
1039 .qdev.props = (Property []) {
1040 DEFINE_PROP_UINT8("manf_id", SLNANDState, manf_id, NAND_MFR_SAMSUNG),
1041 DEFINE_PROP_UINT8("chip_id", SLNANDState, chip_id, 0xf1),
1042 DEFINE_PROP_END_OF_LIST(),
1046 static VMStateDescription vmstate_spitz_kbd = {
1047 .name = "spitz-keyboard",
1048 .version_id = 1,
1049 .minimum_version_id = 0,
1050 .minimum_version_id_old = 0,
1051 .post_load = spitz_keyboard_post_load,
1052 .fields = (VMStateField []) {
1053 VMSTATE_UINT16(sense_state, SpitzKeyboardState),
1054 VMSTATE_UINT16(strobe_state, SpitzKeyboardState),
1055 VMSTATE_UNUSED_TEST(is_version_0, 5),
1056 VMSTATE_END_OF_LIST(),
1060 static SysBusDeviceInfo spitz_keyboard_info = {
1061 .init = spitz_keyboard_init,
1062 .qdev.name = "spitz-keyboard",
1063 .qdev.size = sizeof(SpitzKeyboardState),
1064 .qdev.vmsd = &vmstate_spitz_kbd,
1065 .qdev.props = (Property []) {
1066 DEFINE_PROP_END_OF_LIST(),
1070 static const VMStateDescription vmstate_corgi_ssp_regs = {
1071 .name = "corgi-ssp",
1072 .version_id = 1,
1073 .minimum_version_id = 1,
1074 .minimum_version_id_old = 1,
1075 .fields = (VMStateField []) {
1076 VMSTATE_UINT32_ARRAY(enable, CorgiSSPState, 3),
1077 VMSTATE_END_OF_LIST(),
1081 static SSISlaveInfo corgi_ssp_info = {
1082 .qdev.name = "corgi-ssp",
1083 .qdev.size = sizeof(CorgiSSPState),
1084 .qdev.vmsd = &vmstate_corgi_ssp_regs,
1085 .init = corgi_ssp_init,
1086 .transfer = corgi_ssp_transfer
1089 static const VMStateDescription vmstate_spitz_lcdtg_regs = {
1090 .name = "spitz-lcdtg",
1091 .version_id = 1,
1092 .minimum_version_id = 1,
1093 .minimum_version_id_old = 1,
1094 .fields = (VMStateField []) {
1095 VMSTATE_UINT32(bl_intensity, SpitzLCDTG),
1096 VMSTATE_UINT32(bl_power, SpitzLCDTG),
1097 VMSTATE_END_OF_LIST(),
1101 static SSISlaveInfo spitz_lcdtg_info = {
1102 .qdev.name = "spitz-lcdtg",
1103 .qdev.size = sizeof(SpitzLCDTG),
1104 .qdev.vmsd = &vmstate_spitz_lcdtg_regs,
1105 .init = spitz_lcdtg_init,
1106 .transfer = spitz_lcdtg_transfer
1109 static void spitz_register_devices(void)
1111 ssi_register_slave(&corgi_ssp_info);
1112 ssi_register_slave(&spitz_lcdtg_info);
1113 sysbus_register_withprop(&spitz_keyboard_info);
1114 sysbus_register_withprop(&sl_nand_info);
1117 device_init(spitz_register_devices)