virtio: allow virtio-1 queue layout
[qemu.git] / hw / arm / spitz.c
blob5bf032a63731119c16ba6824e3e5c63db9339761
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.
9 * Contributions after 2012-01-13 are licensed under the terms of the
10 * GNU GPL, version 2 or (at your option) any later version.
13 #include "hw/hw.h"
14 #include "hw/arm/pxa.h"
15 #include "hw/arm/arm.h"
16 #include "sysemu/sysemu.h"
17 #include "hw/pcmcia.h"
18 #include "hw/i2c/i2c.h"
19 #include "hw/ssi.h"
20 #include "hw/block/flash.h"
21 #include "qemu/timer.h"
22 #include "hw/devices.h"
23 #include "hw/arm/sharpsl.h"
24 #include "ui/console.h"
25 #include "audio/audio.h"
26 #include "hw/boards.h"
27 #include "sysemu/block-backend.h"
28 #include "hw/sysbus.h"
29 #include "exec/address-spaces.h"
31 #undef REG_FMT
32 #define REG_FMT "0x%02lx"
34 /* Spitz Flash */
35 #define FLASH_BASE 0x0c000000
36 #define FLASH_ECCLPLB 0x00 /* Line parity 7 - 0 bit */
37 #define FLASH_ECCLPUB 0x04 /* Line parity 15 - 8 bit */
38 #define FLASH_ECCCP 0x08 /* Column parity 5 - 0 bit */
39 #define FLASH_ECCCNTR 0x0c /* ECC byte counter */
40 #define FLASH_ECCCLRR 0x10 /* Clear ECC */
41 #define FLASH_FLASHIO 0x14 /* Flash I/O */
42 #define FLASH_FLASHCTL 0x18 /* Flash Control */
44 #define FLASHCTL_CE0 (1 << 0)
45 #define FLASHCTL_CLE (1 << 1)
46 #define FLASHCTL_ALE (1 << 2)
47 #define FLASHCTL_WP (1 << 3)
48 #define FLASHCTL_CE1 (1 << 4)
49 #define FLASHCTL_RYBY (1 << 5)
50 #define FLASHCTL_NCE (FLASHCTL_CE0 | FLASHCTL_CE1)
52 #define TYPE_SL_NAND "sl-nand"
53 #define SL_NAND(obj) OBJECT_CHECK(SLNANDState, (obj), TYPE_SL_NAND)
55 typedef struct {
56 SysBusDevice parent_obj;
58 MemoryRegion iomem;
59 DeviceState *nand;
60 uint8_t ctl;
61 uint8_t manf_id;
62 uint8_t chip_id;
63 ECCState ecc;
64 } SLNANDState;
66 static uint64_t sl_read(void *opaque, hwaddr addr, unsigned size)
68 SLNANDState *s = (SLNANDState *) opaque;
69 int ryby;
71 switch (addr) {
72 #define BSHR(byte, from, to) ((s->ecc.lp[byte] >> (from - to)) & (1 << to))
73 case FLASH_ECCLPLB:
74 return BSHR(0, 4, 0) | BSHR(0, 5, 2) | BSHR(0, 6, 4) | BSHR(0, 7, 6) |
75 BSHR(1, 4, 1) | BSHR(1, 5, 3) | BSHR(1, 6, 5) | BSHR(1, 7, 7);
77 #define BSHL(byte, from, to) ((s->ecc.lp[byte] << (to - from)) & (1 << to))
78 case FLASH_ECCLPUB:
79 return BSHL(0, 0, 0) | BSHL(0, 1, 2) | BSHL(0, 2, 4) | BSHL(0, 3, 6) |
80 BSHL(1, 0, 1) | BSHL(1, 1, 3) | BSHL(1, 2, 5) | BSHL(1, 3, 7);
82 case FLASH_ECCCP:
83 return s->ecc.cp;
85 case FLASH_ECCCNTR:
86 return s->ecc.count & 0xff;
88 case FLASH_FLASHCTL:
89 nand_getpins(s->nand, &ryby);
90 if (ryby)
91 return s->ctl | FLASHCTL_RYBY;
92 else
93 return s->ctl;
95 case FLASH_FLASHIO:
96 if (size == 4) {
97 return ecc_digest(&s->ecc, nand_getio(s->nand)) |
98 (ecc_digest(&s->ecc, nand_getio(s->nand)) << 16);
100 return ecc_digest(&s->ecc, nand_getio(s->nand));
102 default:
103 zaurus_printf("Bad register offset " REG_FMT "\n", (unsigned long)addr);
105 return 0;
108 static void sl_write(void *opaque, hwaddr addr,
109 uint64_t value, unsigned size)
111 SLNANDState *s = (SLNANDState *) opaque;
113 switch (addr) {
114 case FLASH_ECCCLRR:
115 /* Value is ignored. */
116 ecc_reset(&s->ecc);
117 break;
119 case FLASH_FLASHCTL:
120 s->ctl = value & 0xff & ~FLASHCTL_RYBY;
121 nand_setpins(s->nand,
122 s->ctl & FLASHCTL_CLE,
123 s->ctl & FLASHCTL_ALE,
124 s->ctl & FLASHCTL_NCE,
125 s->ctl & FLASHCTL_WP,
127 break;
129 case FLASH_FLASHIO:
130 nand_setio(s->nand, ecc_digest(&s->ecc, value & 0xff));
131 break;
133 default:
134 zaurus_printf("Bad register offset " REG_FMT "\n", (unsigned long)addr);
138 enum {
139 FLASH_128M,
140 FLASH_1024M,
143 static const MemoryRegionOps sl_ops = {
144 .read = sl_read,
145 .write = sl_write,
146 .endianness = DEVICE_NATIVE_ENDIAN,
149 static void sl_flash_register(PXA2xxState *cpu, int size)
151 DeviceState *dev;
153 dev = qdev_create(NULL, TYPE_SL_NAND);
155 qdev_prop_set_uint8(dev, "manf_id", NAND_MFR_SAMSUNG);
156 if (size == FLASH_128M)
157 qdev_prop_set_uint8(dev, "chip_id", 0x73);
158 else if (size == FLASH_1024M)
159 qdev_prop_set_uint8(dev, "chip_id", 0xf1);
161 qdev_init_nofail(dev);
162 sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, FLASH_BASE);
165 static int sl_nand_init(SysBusDevice *dev)
167 SLNANDState *s = SL_NAND(dev);
168 DriveInfo *nand;
170 s->ctl = 0;
171 /* FIXME use a qdev drive property instead of drive_get() */
172 nand = drive_get(IF_MTD, 0, 0);
173 s->nand = nand_init(nand ? blk_by_legacy_dinfo(nand) : NULL,
174 s->manf_id, s->chip_id);
176 memory_region_init_io(&s->iomem, OBJECT(s), &sl_ops, s, "sl", 0x40);
177 sysbus_init_mmio(dev, &s->iomem);
179 return 0;
182 /* Spitz Keyboard */
184 #define SPITZ_KEY_STROBE_NUM 11
185 #define SPITZ_KEY_SENSE_NUM 7
187 static const int spitz_gpio_key_sense[SPITZ_KEY_SENSE_NUM] = {
188 12, 17, 91, 34, 36, 38, 39
191 static const int spitz_gpio_key_strobe[SPITZ_KEY_STROBE_NUM] = {
192 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114
195 /* Eighth additional row maps the special keys */
196 static int spitz_keymap[SPITZ_KEY_SENSE_NUM + 1][SPITZ_KEY_STROBE_NUM] = {
197 { 0x1d, 0x02, 0x04, 0x06, 0x07, 0x08, 0x0a, 0x0b, 0x0e, 0x3f, 0x40 },
198 { -1 , 0x03, 0x05, 0x13, 0x15, 0x09, 0x17, 0x18, 0x19, 0x41, 0x42 },
199 { 0x0f, 0x10, 0x12, 0x14, 0x22, 0x16, 0x24, 0x25, -1 , -1 , -1 },
200 { 0x3c, 0x11, 0x1f, 0x21, 0x2f, 0x23, 0x32, 0x26, -1 , 0x36, -1 },
201 { 0x3b, 0x1e, 0x20, 0x2e, 0x30, 0x31, 0x34, -1 , 0x1c, 0x2a, -1 },
202 { 0x44, 0x2c, 0x2d, 0x0c, 0x39, 0x33, -1 , 0x48, -1 , -1 , 0x38 },
203 { 0x37, 0x3d, -1 , 0x45, 0x57, 0x58, 0x4b, 0x50, 0x4d, -1 , -1 },
204 { 0x52, 0x43, 0x01, 0x47, 0x49, -1 , -1 , -1 , -1 , -1 , -1 },
207 #define SPITZ_GPIO_AK_INT 13 /* Remote control */
208 #define SPITZ_GPIO_SYNC 16 /* Sync button */
209 #define SPITZ_GPIO_ON_KEY 95 /* Power button */
210 #define SPITZ_GPIO_SWA 97 /* Lid */
211 #define SPITZ_GPIO_SWB 96 /* Tablet mode */
213 /* The special buttons are mapped to unused keys */
214 static const int spitz_gpiomap[5] = {
215 SPITZ_GPIO_AK_INT, SPITZ_GPIO_SYNC, SPITZ_GPIO_ON_KEY,
216 SPITZ_GPIO_SWA, SPITZ_GPIO_SWB,
219 #define TYPE_SPITZ_KEYBOARD "spitz-keyboard"
220 #define SPITZ_KEYBOARD(obj) \
221 OBJECT_CHECK(SpitzKeyboardState, (obj), TYPE_SPITZ_KEYBOARD)
223 typedef struct {
224 SysBusDevice parent_obj;
226 qemu_irq sense[SPITZ_KEY_SENSE_NUM];
227 qemu_irq gpiomap[5];
228 int keymap[0x80];
229 uint16_t keyrow[SPITZ_KEY_SENSE_NUM];
230 uint16_t strobe_state;
231 uint16_t sense_state;
233 uint16_t pre_map[0x100];
234 uint16_t modifiers;
235 uint16_t imodifiers;
236 uint8_t fifo[16];
237 int fifopos, fifolen;
238 QEMUTimer *kbdtimer;
239 } SpitzKeyboardState;
241 static void spitz_keyboard_sense_update(SpitzKeyboardState *s)
243 int i;
244 uint16_t strobe, sense = 0;
245 for (i = 0; i < SPITZ_KEY_SENSE_NUM; i ++) {
246 strobe = s->keyrow[i] & s->strobe_state;
247 if (strobe) {
248 sense |= 1 << i;
249 if (!(s->sense_state & (1 << i)))
250 qemu_irq_raise(s->sense[i]);
251 } else if (s->sense_state & (1 << i))
252 qemu_irq_lower(s->sense[i]);
255 s->sense_state = sense;
258 static void spitz_keyboard_strobe(void *opaque, int line, int level)
260 SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
262 if (level)
263 s->strobe_state |= 1 << line;
264 else
265 s->strobe_state &= ~(1 << line);
266 spitz_keyboard_sense_update(s);
269 static void spitz_keyboard_keydown(SpitzKeyboardState *s, int keycode)
271 int spitz_keycode = s->keymap[keycode & 0x7f];
272 if (spitz_keycode == -1)
273 return;
275 /* Handle the additional keys */
276 if ((spitz_keycode >> 4) == SPITZ_KEY_SENSE_NUM) {
277 qemu_set_irq(s->gpiomap[spitz_keycode & 0xf], (keycode < 0x80));
278 return;
281 if (keycode & 0x80)
282 s->keyrow[spitz_keycode >> 4] &= ~(1 << (spitz_keycode & 0xf));
283 else
284 s->keyrow[spitz_keycode >> 4] |= 1 << (spitz_keycode & 0xf);
286 spitz_keyboard_sense_update(s);
289 #define SPITZ_MOD_SHIFT (1 << 7)
290 #define SPITZ_MOD_CTRL (1 << 8)
291 #define SPITZ_MOD_FN (1 << 9)
293 #define QUEUE_KEY(c) s->fifo[(s->fifopos + s->fifolen ++) & 0xf] = c
295 static void spitz_keyboard_handler(void *opaque, int keycode)
297 SpitzKeyboardState *s = opaque;
298 uint16_t code;
299 int mapcode;
300 switch (keycode) {
301 case 0x2a: /* Left Shift */
302 s->modifiers |= 1;
303 break;
304 case 0xaa:
305 s->modifiers &= ~1;
306 break;
307 case 0x36: /* Right Shift */
308 s->modifiers |= 2;
309 break;
310 case 0xb6:
311 s->modifiers &= ~2;
312 break;
313 case 0x1d: /* Control */
314 s->modifiers |= 4;
315 break;
316 case 0x9d:
317 s->modifiers &= ~4;
318 break;
319 case 0x38: /* Alt */
320 s->modifiers |= 8;
321 break;
322 case 0xb8:
323 s->modifiers &= ~8;
324 break;
327 code = s->pre_map[mapcode = ((s->modifiers & 3) ?
328 (keycode | SPITZ_MOD_SHIFT) :
329 (keycode & ~SPITZ_MOD_SHIFT))];
331 if (code != mapcode) {
332 #if 0
333 if ((code & SPITZ_MOD_SHIFT) && !(s->modifiers & 1)) {
334 QUEUE_KEY(0x2a | (keycode & 0x80));
336 if ((code & SPITZ_MOD_CTRL) && !(s->modifiers & 4)) {
337 QUEUE_KEY(0x1d | (keycode & 0x80));
339 if ((code & SPITZ_MOD_FN) && !(s->modifiers & 8)) {
340 QUEUE_KEY(0x38 | (keycode & 0x80));
342 if ((code & SPITZ_MOD_FN) && (s->modifiers & 1)) {
343 QUEUE_KEY(0x2a | (~keycode & 0x80));
345 if ((code & SPITZ_MOD_FN) && (s->modifiers & 2)) {
346 QUEUE_KEY(0x36 | (~keycode & 0x80));
348 #else
349 if (keycode & 0x80) {
350 if ((s->imodifiers & 1 ) && !(s->modifiers & 1))
351 QUEUE_KEY(0x2a | 0x80);
352 if ((s->imodifiers & 4 ) && !(s->modifiers & 4))
353 QUEUE_KEY(0x1d | 0x80);
354 if ((s->imodifiers & 8 ) && !(s->modifiers & 8))
355 QUEUE_KEY(0x38 | 0x80);
356 if ((s->imodifiers & 0x10) && (s->modifiers & 1))
357 QUEUE_KEY(0x2a);
358 if ((s->imodifiers & 0x20) && (s->modifiers & 2))
359 QUEUE_KEY(0x36);
360 s->imodifiers = 0;
361 } else {
362 if ((code & SPITZ_MOD_SHIFT) &&
363 !((s->modifiers | s->imodifiers) & 1)) {
364 QUEUE_KEY(0x2a);
365 s->imodifiers |= 1;
367 if ((code & SPITZ_MOD_CTRL) &&
368 !((s->modifiers | s->imodifiers) & 4)) {
369 QUEUE_KEY(0x1d);
370 s->imodifiers |= 4;
372 if ((code & SPITZ_MOD_FN) &&
373 !((s->modifiers | s->imodifiers) & 8)) {
374 QUEUE_KEY(0x38);
375 s->imodifiers |= 8;
377 if ((code & SPITZ_MOD_FN) && (s->modifiers & 1) &&
378 !(s->imodifiers & 0x10)) {
379 QUEUE_KEY(0x2a | 0x80);
380 s->imodifiers |= 0x10;
382 if ((code & SPITZ_MOD_FN) && (s->modifiers & 2) &&
383 !(s->imodifiers & 0x20)) {
384 QUEUE_KEY(0x36 | 0x80);
385 s->imodifiers |= 0x20;
388 #endif
391 QUEUE_KEY((code & 0x7f) | (keycode & 0x80));
394 static void spitz_keyboard_tick(void *opaque)
396 SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
398 if (s->fifolen) {
399 spitz_keyboard_keydown(s, s->fifo[s->fifopos ++]);
400 s->fifolen --;
401 if (s->fifopos >= 16)
402 s->fifopos = 0;
405 timer_mod(s->kbdtimer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) +
406 get_ticks_per_sec() / 32);
409 static void spitz_keyboard_pre_map(SpitzKeyboardState *s)
411 int i;
412 for (i = 0; i < 0x100; i ++)
413 s->pre_map[i] = i;
414 s->pre_map[0x02 | SPITZ_MOD_SHIFT] = 0x02 | SPITZ_MOD_SHIFT; /* exclam */
415 s->pre_map[0x28 | SPITZ_MOD_SHIFT] = 0x03 | SPITZ_MOD_SHIFT; /* quotedbl */
416 s->pre_map[0x04 | SPITZ_MOD_SHIFT] = 0x04 | SPITZ_MOD_SHIFT; /* # */
417 s->pre_map[0x05 | SPITZ_MOD_SHIFT] = 0x05 | SPITZ_MOD_SHIFT; /* dollar */
418 s->pre_map[0x06 | SPITZ_MOD_SHIFT] = 0x06 | SPITZ_MOD_SHIFT; /* percent */
419 s->pre_map[0x08 | SPITZ_MOD_SHIFT] = 0x07 | SPITZ_MOD_SHIFT; /* ampersand */
420 s->pre_map[0x28] = 0x08 | SPITZ_MOD_SHIFT; /* ' */
421 s->pre_map[0x0a | SPITZ_MOD_SHIFT] = 0x09 | SPITZ_MOD_SHIFT; /* ( */
422 s->pre_map[0x0b | SPITZ_MOD_SHIFT] = 0x0a | SPITZ_MOD_SHIFT; /* ) */
423 s->pre_map[0x29 | SPITZ_MOD_SHIFT] = 0x0b | SPITZ_MOD_SHIFT; /* tilde */
424 s->pre_map[0x03 | SPITZ_MOD_SHIFT] = 0x0c | SPITZ_MOD_SHIFT; /* at */
425 s->pre_map[0xd3] = 0x0e | SPITZ_MOD_FN; /* Delete */
426 s->pre_map[0x3a] = 0x0f | SPITZ_MOD_FN; /* Caps_Lock */
427 s->pre_map[0x07 | SPITZ_MOD_SHIFT] = 0x11 | SPITZ_MOD_FN; /* ^ */
428 s->pre_map[0x0d] = 0x12 | SPITZ_MOD_FN; /* equal */
429 s->pre_map[0x0d | SPITZ_MOD_SHIFT] = 0x13 | SPITZ_MOD_FN; /* plus */
430 s->pre_map[0x1a] = 0x14 | SPITZ_MOD_FN; /* [ */
431 s->pre_map[0x1b] = 0x15 | SPITZ_MOD_FN; /* ] */
432 s->pre_map[0x1a | SPITZ_MOD_SHIFT] = 0x16 | SPITZ_MOD_FN; /* { */
433 s->pre_map[0x1b | SPITZ_MOD_SHIFT] = 0x17 | SPITZ_MOD_FN; /* } */
434 s->pre_map[0x27] = 0x22 | SPITZ_MOD_FN; /* semicolon */
435 s->pre_map[0x27 | SPITZ_MOD_SHIFT] = 0x23 | SPITZ_MOD_FN; /* colon */
436 s->pre_map[0x09 | SPITZ_MOD_SHIFT] = 0x24 | SPITZ_MOD_FN; /* asterisk */
437 s->pre_map[0x2b] = 0x25 | SPITZ_MOD_FN; /* backslash */
438 s->pre_map[0x2b | SPITZ_MOD_SHIFT] = 0x26 | SPITZ_MOD_FN; /* bar */
439 s->pre_map[0x0c | SPITZ_MOD_SHIFT] = 0x30 | SPITZ_MOD_FN; /* _ */
440 s->pre_map[0x33 | SPITZ_MOD_SHIFT] = 0x33 | SPITZ_MOD_FN; /* less */
441 s->pre_map[0x35] = 0x33 | SPITZ_MOD_SHIFT; /* slash */
442 s->pre_map[0x34 | SPITZ_MOD_SHIFT] = 0x34 | SPITZ_MOD_FN; /* greater */
443 s->pre_map[0x35 | SPITZ_MOD_SHIFT] = 0x34 | SPITZ_MOD_SHIFT; /* question */
444 s->pre_map[0x49] = 0x48 | SPITZ_MOD_FN; /* Page_Up */
445 s->pre_map[0x51] = 0x50 | SPITZ_MOD_FN; /* Page_Down */
447 s->modifiers = 0;
448 s->imodifiers = 0;
449 s->fifopos = 0;
450 s->fifolen = 0;
453 #undef SPITZ_MOD_SHIFT
454 #undef SPITZ_MOD_CTRL
455 #undef SPITZ_MOD_FN
457 static int spitz_keyboard_post_load(void *opaque, int version_id)
459 SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
461 /* Release all pressed keys */
462 memset(s->keyrow, 0, sizeof(s->keyrow));
463 spitz_keyboard_sense_update(s);
464 s->modifiers = 0;
465 s->imodifiers = 0;
466 s->fifopos = 0;
467 s->fifolen = 0;
469 return 0;
472 static void spitz_keyboard_register(PXA2xxState *cpu)
474 int i;
475 DeviceState *dev;
476 SpitzKeyboardState *s;
478 dev = sysbus_create_simple(TYPE_SPITZ_KEYBOARD, -1, NULL);
479 s = SPITZ_KEYBOARD(dev);
481 for (i = 0; i < SPITZ_KEY_SENSE_NUM; i ++)
482 qdev_connect_gpio_out(dev, i, qdev_get_gpio_in(cpu->gpio, spitz_gpio_key_sense[i]));
484 for (i = 0; i < 5; i ++)
485 s->gpiomap[i] = qdev_get_gpio_in(cpu->gpio, spitz_gpiomap[i]);
487 if (!graphic_rotate)
488 s->gpiomap[4] = qemu_irq_invert(s->gpiomap[4]);
490 for (i = 0; i < 5; i++)
491 qemu_set_irq(s->gpiomap[i], 0);
493 for (i = 0; i < SPITZ_KEY_STROBE_NUM; i ++)
494 qdev_connect_gpio_out(cpu->gpio, spitz_gpio_key_strobe[i],
495 qdev_get_gpio_in(dev, i));
497 timer_mod(s->kbdtimer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL));
499 qemu_add_kbd_event_handler(spitz_keyboard_handler, s);
502 static int spitz_keyboard_init(SysBusDevice *sbd)
504 DeviceState *dev = DEVICE(sbd);
505 SpitzKeyboardState *s = SPITZ_KEYBOARD(dev);
506 int i, j;
508 for (i = 0; i < 0x80; i ++)
509 s->keymap[i] = -1;
510 for (i = 0; i < SPITZ_KEY_SENSE_NUM + 1; i ++)
511 for (j = 0; j < SPITZ_KEY_STROBE_NUM; j ++)
512 if (spitz_keymap[i][j] != -1)
513 s->keymap[spitz_keymap[i][j]] = (i << 4) | j;
515 spitz_keyboard_pre_map(s);
517 s->kbdtimer = timer_new_ns(QEMU_CLOCK_VIRTUAL, spitz_keyboard_tick, s);
518 qdev_init_gpio_in(dev, spitz_keyboard_strobe, SPITZ_KEY_STROBE_NUM);
519 qdev_init_gpio_out(dev, s->sense, SPITZ_KEY_SENSE_NUM);
521 return 0;
524 /* LCD backlight controller */
526 #define LCDTG_RESCTL 0x00
527 #define LCDTG_PHACTRL 0x01
528 #define LCDTG_DUTYCTRL 0x02
529 #define LCDTG_POWERREG0 0x03
530 #define LCDTG_POWERREG1 0x04
531 #define LCDTG_GPOR3 0x05
532 #define LCDTG_PICTRL 0x06
533 #define LCDTG_POLCTRL 0x07
535 typedef struct {
536 SSISlave ssidev;
537 uint32_t bl_intensity;
538 uint32_t bl_power;
539 } SpitzLCDTG;
541 static void spitz_bl_update(SpitzLCDTG *s)
543 if (s->bl_power && s->bl_intensity)
544 zaurus_printf("LCD Backlight now at %i/63\n", s->bl_intensity);
545 else
546 zaurus_printf("LCD Backlight now off\n");
549 /* FIXME: Implement GPIO properly and remove this hack. */
550 static SpitzLCDTG *spitz_lcdtg;
552 static inline void spitz_bl_bit5(void *opaque, int line, int level)
554 SpitzLCDTG *s = spitz_lcdtg;
555 int prev = s->bl_intensity;
557 if (level)
558 s->bl_intensity &= ~0x20;
559 else
560 s->bl_intensity |= 0x20;
562 if (s->bl_power && prev != s->bl_intensity)
563 spitz_bl_update(s);
566 static inline void spitz_bl_power(void *opaque, int line, int level)
568 SpitzLCDTG *s = spitz_lcdtg;
569 s->bl_power = !!level;
570 spitz_bl_update(s);
573 static uint32_t spitz_lcdtg_transfer(SSISlave *dev, uint32_t value)
575 SpitzLCDTG *s = FROM_SSI_SLAVE(SpitzLCDTG, dev);
576 int addr;
577 addr = value >> 5;
578 value &= 0x1f;
580 switch (addr) {
581 case LCDTG_RESCTL:
582 if (value)
583 zaurus_printf("LCD in QVGA mode\n");
584 else
585 zaurus_printf("LCD in VGA mode\n");
586 break;
588 case LCDTG_DUTYCTRL:
589 s->bl_intensity &= ~0x1f;
590 s->bl_intensity |= value;
591 if (s->bl_power)
592 spitz_bl_update(s);
593 break;
595 case LCDTG_POWERREG0:
596 /* Set common voltage to M62332FP */
597 break;
599 return 0;
602 static int spitz_lcdtg_init(SSISlave *dev)
604 SpitzLCDTG *s = FROM_SSI_SLAVE(SpitzLCDTG, dev);
606 spitz_lcdtg = s;
607 s->bl_power = 0;
608 s->bl_intensity = 0x20;
610 return 0;
613 /* SSP devices */
615 #define CORGI_SSP_PORT 2
617 #define SPITZ_GPIO_LCDCON_CS 53
618 #define SPITZ_GPIO_ADS7846_CS 14
619 #define SPITZ_GPIO_MAX1111_CS 20
620 #define SPITZ_GPIO_TP_INT 11
622 static DeviceState *max1111;
624 /* "Demux" the signal based on current chipselect */
625 typedef struct {
626 SSISlave ssidev;
627 SSIBus *bus[3];
628 uint32_t enable[3];
629 } CorgiSSPState;
631 static uint32_t corgi_ssp_transfer(SSISlave *dev, uint32_t value)
633 CorgiSSPState *s = FROM_SSI_SLAVE(CorgiSSPState, dev);
634 int i;
636 for (i = 0; i < 3; i++) {
637 if (s->enable[i]) {
638 return ssi_transfer(s->bus[i], value);
641 return 0;
644 static void corgi_ssp_gpio_cs(void *opaque, int line, int level)
646 CorgiSSPState *s = (CorgiSSPState *)opaque;
647 assert(line >= 0 && line < 3);
648 s->enable[line] = !level;
651 #define MAX1111_BATT_VOLT 1
652 #define MAX1111_BATT_TEMP 2
653 #define MAX1111_ACIN_VOLT 3
655 #define SPITZ_BATTERY_TEMP 0xe0 /* About 2.9V */
656 #define SPITZ_BATTERY_VOLT 0xd0 /* About 4.0V */
657 #define SPITZ_CHARGEON_ACIN 0x80 /* About 5.0V */
659 static void spitz_adc_temp_on(void *opaque, int line, int level)
661 if (!max1111)
662 return;
664 if (level)
665 max111x_set_input(max1111, MAX1111_BATT_TEMP, SPITZ_BATTERY_TEMP);
666 else
667 max111x_set_input(max1111, MAX1111_BATT_TEMP, 0);
670 static int corgi_ssp_init(SSISlave *d)
672 DeviceState *dev = DEVICE(d);
673 CorgiSSPState *s = FROM_SSI_SLAVE(CorgiSSPState, d);
675 qdev_init_gpio_in(dev, corgi_ssp_gpio_cs, 3);
676 s->bus[0] = ssi_create_bus(dev, "ssi0");
677 s->bus[1] = ssi_create_bus(dev, "ssi1");
678 s->bus[2] = ssi_create_bus(dev, "ssi2");
680 return 0;
683 static void spitz_ssp_attach(PXA2xxState *cpu)
685 DeviceState *mux;
686 DeviceState *dev;
687 void *bus;
689 mux = ssi_create_slave(cpu->ssp[CORGI_SSP_PORT - 1], "corgi-ssp");
691 bus = qdev_get_child_bus(mux, "ssi0");
692 ssi_create_slave(bus, "spitz-lcdtg");
694 bus = qdev_get_child_bus(mux, "ssi1");
695 dev = ssi_create_slave(bus, "ads7846");
696 qdev_connect_gpio_out(dev, 0,
697 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_TP_INT));
699 bus = qdev_get_child_bus(mux, "ssi2");
700 max1111 = ssi_create_slave(bus, "max1111");
701 max111x_set_input(max1111, MAX1111_BATT_VOLT, SPITZ_BATTERY_VOLT);
702 max111x_set_input(max1111, MAX1111_BATT_TEMP, 0);
703 max111x_set_input(max1111, MAX1111_ACIN_VOLT, SPITZ_CHARGEON_ACIN);
705 qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_LCDCON_CS,
706 qdev_get_gpio_in(mux, 0));
707 qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_ADS7846_CS,
708 qdev_get_gpio_in(mux, 1));
709 qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_MAX1111_CS,
710 qdev_get_gpio_in(mux, 2));
713 /* CF Microdrive */
715 static void spitz_microdrive_attach(PXA2xxState *cpu, int slot)
717 PCMCIACardState *md;
718 DriveInfo *dinfo;
720 dinfo = drive_get(IF_IDE, 0, 0);
721 if (!dinfo || dinfo->media_cd)
722 return;
723 md = dscm1xxxx_init(dinfo);
724 pxa2xx_pcmcia_attach(cpu->pcmcia[slot], md);
727 /* Wm8750 and Max7310 on I2C */
729 #define AKITA_MAX_ADDR 0x18
730 #define SPITZ_WM_ADDRL 0x1b
731 #define SPITZ_WM_ADDRH 0x1a
733 #define SPITZ_GPIO_WM 5
735 static void spitz_wm8750_addr(void *opaque, int line, int level)
737 I2CSlave *wm = (I2CSlave *) opaque;
738 if (level)
739 i2c_set_slave_address(wm, SPITZ_WM_ADDRH);
740 else
741 i2c_set_slave_address(wm, SPITZ_WM_ADDRL);
744 static void spitz_i2c_setup(PXA2xxState *cpu)
746 /* Attach the CPU on one end of our I2C bus. */
747 I2CBus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
749 DeviceState *wm;
751 /* Attach a WM8750 to the bus */
752 wm = i2c_create_slave(bus, "wm8750", 0);
754 spitz_wm8750_addr(wm, 0, 0);
755 qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_WM,
756 qemu_allocate_irq(spitz_wm8750_addr, wm, 0));
757 /* .. and to the sound interface. */
758 cpu->i2s->opaque = wm;
759 cpu->i2s->codec_out = wm8750_dac_dat;
760 cpu->i2s->codec_in = wm8750_adc_dat;
761 wm8750_data_req_set(wm, cpu->i2s->data_req, cpu->i2s);
764 static void spitz_akita_i2c_setup(PXA2xxState *cpu)
766 /* Attach a Max7310 to Akita I2C bus. */
767 i2c_create_slave(pxa2xx_i2c_bus(cpu->i2c[0]), "max7310",
768 AKITA_MAX_ADDR);
771 /* Other peripherals */
773 static void spitz_out_switch(void *opaque, int line, int level)
775 switch (line) {
776 case 0:
777 zaurus_printf("Charging %s.\n", level ? "off" : "on");
778 break;
779 case 1:
780 zaurus_printf("Discharging %s.\n", level ? "on" : "off");
781 break;
782 case 2:
783 zaurus_printf("Green LED %s.\n", level ? "on" : "off");
784 break;
785 case 3:
786 zaurus_printf("Orange LED %s.\n", level ? "on" : "off");
787 break;
788 case 4:
789 spitz_bl_bit5(opaque, line, level);
790 break;
791 case 5:
792 spitz_bl_power(opaque, line, level);
793 break;
794 case 6:
795 spitz_adc_temp_on(opaque, line, level);
796 break;
800 #define SPITZ_SCP_LED_GREEN 1
801 #define SPITZ_SCP_JK_B 2
802 #define SPITZ_SCP_CHRG_ON 3
803 #define SPITZ_SCP_MUTE_L 4
804 #define SPITZ_SCP_MUTE_R 5
805 #define SPITZ_SCP_CF_POWER 6
806 #define SPITZ_SCP_LED_ORANGE 7
807 #define SPITZ_SCP_JK_A 8
808 #define SPITZ_SCP_ADC_TEMP_ON 9
809 #define SPITZ_SCP2_IR_ON 1
810 #define SPITZ_SCP2_AKIN_PULLUP 2
811 #define SPITZ_SCP2_BACKLIGHT_CONT 7
812 #define SPITZ_SCP2_BACKLIGHT_ON 8
813 #define SPITZ_SCP2_MIC_BIAS 9
815 static void spitz_scoop_gpio_setup(PXA2xxState *cpu,
816 DeviceState *scp0, DeviceState *scp1)
818 qemu_irq *outsignals = qemu_allocate_irqs(spitz_out_switch, cpu, 8);
820 qdev_connect_gpio_out(scp0, SPITZ_SCP_CHRG_ON, outsignals[0]);
821 qdev_connect_gpio_out(scp0, SPITZ_SCP_JK_B, outsignals[1]);
822 qdev_connect_gpio_out(scp0, SPITZ_SCP_LED_GREEN, outsignals[2]);
823 qdev_connect_gpio_out(scp0, SPITZ_SCP_LED_ORANGE, outsignals[3]);
825 if (scp1) {
826 qdev_connect_gpio_out(scp1, SPITZ_SCP2_BACKLIGHT_CONT, outsignals[4]);
827 qdev_connect_gpio_out(scp1, SPITZ_SCP2_BACKLIGHT_ON, outsignals[5]);
830 qdev_connect_gpio_out(scp0, SPITZ_SCP_ADC_TEMP_ON, outsignals[6]);
833 #define SPITZ_GPIO_HSYNC 22
834 #define SPITZ_GPIO_SD_DETECT 9
835 #define SPITZ_GPIO_SD_WP 81
836 #define SPITZ_GPIO_ON_RESET 89
837 #define SPITZ_GPIO_BAT_COVER 90
838 #define SPITZ_GPIO_CF1_IRQ 105
839 #define SPITZ_GPIO_CF1_CD 94
840 #define SPITZ_GPIO_CF2_IRQ 106
841 #define SPITZ_GPIO_CF2_CD 93
843 static int spitz_hsync;
845 static void spitz_lcd_hsync_handler(void *opaque, int line, int level)
847 PXA2xxState *cpu = (PXA2xxState *) opaque;
848 qemu_set_irq(qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_HSYNC), spitz_hsync);
849 spitz_hsync ^= 1;
852 static void spitz_gpio_setup(PXA2xxState *cpu, int slots)
854 qemu_irq lcd_hsync;
856 * Bad hack: We toggle the LCD hsync GPIO on every GPIO status
857 * read to satisfy broken guests that poll-wait for hsync.
858 * Simulating a real hsync event would be less practical and
859 * wouldn't guarantee that a guest ever exits the loop.
861 spitz_hsync = 0;
862 lcd_hsync = qemu_allocate_irq(spitz_lcd_hsync_handler, cpu, 0);
863 pxa2xx_gpio_read_notifier(cpu->gpio, lcd_hsync);
864 pxa2xx_lcd_vsync_notifier(cpu->lcd, lcd_hsync);
866 /* MMC/SD host */
867 pxa2xx_mmci_handlers(cpu->mmc,
868 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_SD_WP),
869 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_SD_DETECT));
871 /* Battery lock always closed */
872 qemu_irq_raise(qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_BAT_COVER));
874 /* Handle reset */
875 qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_ON_RESET, cpu->reset);
877 /* PCMCIA signals: card's IRQ and Card-Detect */
878 if (slots >= 1)
879 pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0],
880 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF1_IRQ),
881 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF1_CD));
882 if (slots >= 2)
883 pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1],
884 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF2_IRQ),
885 qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF2_CD));
888 /* Board init. */
889 enum spitz_model_e { spitz, akita, borzoi, terrier };
891 #define SPITZ_RAM 0x04000000
892 #define SPITZ_ROM 0x00800000
894 static struct arm_boot_info spitz_binfo = {
895 .loader_start = PXA2XX_SDRAM_BASE,
896 .ram_size = 0x04000000,
899 static void spitz_common_init(MachineState *machine,
900 enum spitz_model_e model, int arm_id)
902 PXA2xxState *mpu;
903 DeviceState *scp0, *scp1 = NULL;
904 MemoryRegion *address_space_mem = get_system_memory();
905 MemoryRegion *rom = g_new(MemoryRegion, 1);
906 const char *cpu_model = machine->cpu_model;
908 if (!cpu_model)
909 cpu_model = (model == terrier) ? "pxa270-c5" : "pxa270-c0";
911 /* Setup CPU & memory */
912 mpu = pxa270_init(address_space_mem, spitz_binfo.ram_size, cpu_model);
914 sl_flash_register(mpu, (model == spitz) ? FLASH_128M : FLASH_1024M);
916 memory_region_init_ram(rom, NULL, "spitz.rom", SPITZ_ROM, &error_abort);
917 vmstate_register_ram_global(rom);
918 memory_region_set_readonly(rom, true);
919 memory_region_add_subregion(address_space_mem, 0, rom);
921 /* Setup peripherals */
922 spitz_keyboard_register(mpu);
924 spitz_ssp_attach(mpu);
926 scp0 = sysbus_create_simple("scoop", 0x10800000, NULL);
927 if (model != akita) {
928 scp1 = sysbus_create_simple("scoop", 0x08800040, NULL);
931 spitz_scoop_gpio_setup(mpu, scp0, scp1);
933 spitz_gpio_setup(mpu, (model == akita) ? 1 : 2);
935 spitz_i2c_setup(mpu);
937 if (model == akita)
938 spitz_akita_i2c_setup(mpu);
940 if (model == terrier)
941 /* A 6.0 GB microdrive is permanently sitting in CF slot 1. */
942 spitz_microdrive_attach(mpu, 1);
943 else if (model != akita)
944 /* A 4.0 GB microdrive is permanently sitting in CF slot 0. */
945 spitz_microdrive_attach(mpu, 0);
947 spitz_binfo.kernel_filename = machine->kernel_filename;
948 spitz_binfo.kernel_cmdline = machine->kernel_cmdline;
949 spitz_binfo.initrd_filename = machine->initrd_filename;
950 spitz_binfo.board_id = arm_id;
951 arm_load_kernel(mpu->cpu, &spitz_binfo);
952 sl_bootparam_write(SL_PXA_PARAM_BASE);
955 static void spitz_init(MachineState *machine)
957 spitz_common_init(machine, spitz, 0x2c9);
960 static void borzoi_init(MachineState *machine)
962 spitz_common_init(machine, borzoi, 0x33f);
965 static void akita_init(MachineState *machine)
967 spitz_common_init(machine, akita, 0x2e8);
970 static void terrier_init(MachineState *machine)
972 spitz_common_init(machine, terrier, 0x33f);
975 static QEMUMachine akitapda_machine = {
976 .name = "akita",
977 .desc = "Akita PDA (PXA270)",
978 .init = akita_init,
981 static QEMUMachine spitzpda_machine = {
982 .name = "spitz",
983 .desc = "Spitz PDA (PXA270)",
984 .init = spitz_init,
987 static QEMUMachine borzoipda_machine = {
988 .name = "borzoi",
989 .desc = "Borzoi PDA (PXA270)",
990 .init = borzoi_init,
993 static QEMUMachine terrierpda_machine = {
994 .name = "terrier",
995 .desc = "Terrier PDA (PXA270)",
996 .init = terrier_init,
999 static void spitz_machine_init(void)
1001 qemu_register_machine(&akitapda_machine);
1002 qemu_register_machine(&spitzpda_machine);
1003 qemu_register_machine(&borzoipda_machine);
1004 qemu_register_machine(&terrierpda_machine);
1007 machine_init(spitz_machine_init);
1009 static bool is_version_0(void *opaque, int version_id)
1011 return version_id == 0;
1014 static VMStateDescription vmstate_sl_nand_info = {
1015 .name = "sl-nand",
1016 .version_id = 0,
1017 .minimum_version_id = 0,
1018 .fields = (VMStateField[]) {
1019 VMSTATE_UINT8(ctl, SLNANDState),
1020 VMSTATE_STRUCT(ecc, SLNANDState, 0, vmstate_ecc_state, ECCState),
1021 VMSTATE_END_OF_LIST(),
1025 static Property sl_nand_properties[] = {
1026 DEFINE_PROP_UINT8("manf_id", SLNANDState, manf_id, NAND_MFR_SAMSUNG),
1027 DEFINE_PROP_UINT8("chip_id", SLNANDState, chip_id, 0xf1),
1028 DEFINE_PROP_END_OF_LIST(),
1031 static void sl_nand_class_init(ObjectClass *klass, void *data)
1033 DeviceClass *dc = DEVICE_CLASS(klass);
1034 SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
1036 k->init = sl_nand_init;
1037 dc->vmsd = &vmstate_sl_nand_info;
1038 dc->props = sl_nand_properties;
1039 /* Reason: init() method uses drive_get() */
1040 dc->cannot_instantiate_with_device_add_yet = true;
1043 static const TypeInfo sl_nand_info = {
1044 .name = TYPE_SL_NAND,
1045 .parent = TYPE_SYS_BUS_DEVICE,
1046 .instance_size = sizeof(SLNANDState),
1047 .class_init = sl_nand_class_init,
1050 static VMStateDescription vmstate_spitz_kbd = {
1051 .name = "spitz-keyboard",
1052 .version_id = 1,
1053 .minimum_version_id = 0,
1054 .post_load = spitz_keyboard_post_load,
1055 .fields = (VMStateField[]) {
1056 VMSTATE_UINT16(sense_state, SpitzKeyboardState),
1057 VMSTATE_UINT16(strobe_state, SpitzKeyboardState),
1058 VMSTATE_UNUSED_TEST(is_version_0, 5),
1059 VMSTATE_END_OF_LIST(),
1063 static Property spitz_keyboard_properties[] = {
1064 DEFINE_PROP_END_OF_LIST(),
1067 static void spitz_keyboard_class_init(ObjectClass *klass, void *data)
1069 DeviceClass *dc = DEVICE_CLASS(klass);
1070 SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
1072 k->init = spitz_keyboard_init;
1073 dc->vmsd = &vmstate_spitz_kbd;
1074 dc->props = spitz_keyboard_properties;
1077 static const TypeInfo spitz_keyboard_info = {
1078 .name = TYPE_SPITZ_KEYBOARD,
1079 .parent = TYPE_SYS_BUS_DEVICE,
1080 .instance_size = sizeof(SpitzKeyboardState),
1081 .class_init = spitz_keyboard_class_init,
1084 static const VMStateDescription vmstate_corgi_ssp_regs = {
1085 .name = "corgi-ssp",
1086 .version_id = 2,
1087 .minimum_version_id = 2,
1088 .fields = (VMStateField[]) {
1089 VMSTATE_SSI_SLAVE(ssidev, CorgiSSPState),
1090 VMSTATE_UINT32_ARRAY(enable, CorgiSSPState, 3),
1091 VMSTATE_END_OF_LIST(),
1095 static void corgi_ssp_class_init(ObjectClass *klass, void *data)
1097 DeviceClass *dc = DEVICE_CLASS(klass);
1098 SSISlaveClass *k = SSI_SLAVE_CLASS(klass);
1100 k->init = corgi_ssp_init;
1101 k->transfer = corgi_ssp_transfer;
1102 dc->vmsd = &vmstate_corgi_ssp_regs;
1105 static const TypeInfo corgi_ssp_info = {
1106 .name = "corgi-ssp",
1107 .parent = TYPE_SSI_SLAVE,
1108 .instance_size = sizeof(CorgiSSPState),
1109 .class_init = corgi_ssp_class_init,
1112 static const VMStateDescription vmstate_spitz_lcdtg_regs = {
1113 .name = "spitz-lcdtg",
1114 .version_id = 1,
1115 .minimum_version_id = 1,
1116 .fields = (VMStateField[]) {
1117 VMSTATE_SSI_SLAVE(ssidev, SpitzLCDTG),
1118 VMSTATE_UINT32(bl_intensity, SpitzLCDTG),
1119 VMSTATE_UINT32(bl_power, SpitzLCDTG),
1120 VMSTATE_END_OF_LIST(),
1124 static void spitz_lcdtg_class_init(ObjectClass *klass, void *data)
1126 DeviceClass *dc = DEVICE_CLASS(klass);
1127 SSISlaveClass *k = SSI_SLAVE_CLASS(klass);
1129 k->init = spitz_lcdtg_init;
1130 k->transfer = spitz_lcdtg_transfer;
1131 dc->vmsd = &vmstate_spitz_lcdtg_regs;
1134 static const TypeInfo spitz_lcdtg_info = {
1135 .name = "spitz-lcdtg",
1136 .parent = TYPE_SSI_SLAVE,
1137 .instance_size = sizeof(SpitzLCDTG),
1138 .class_init = spitz_lcdtg_class_init,
1141 static void spitz_register_types(void)
1143 type_register_static(&corgi_ssp_info);
1144 type_register_static(&spitz_lcdtg_info);
1145 type_register_static(&spitz_keyboard_info);
1146 type_register_static(&sl_nand_info);
1149 type_init(spitz_register_types)