xref: /openbmc/qemu/hw/arm/spitz.c (revision 7acafcfa)
1 /*
2  * PXA270-based Clamshell PDA platforms.
3  *
4  * Copyright (c) 2006 Openedhand Ltd.
5  * Written by Andrzej Zaborowski <balrog@zabor.org>
6  *
7  * This code is licensed under the GNU GPL v2.
8  *
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.
11  */
12 
13 #include "qemu/osdep.h"
14 #include "qapi/error.h"
15 #include "hw/arm/pxa.h"
16 #include "hw/arm/boot.h"
17 #include "sysemu/runstate.h"
18 #include "sysemu/sysemu.h"
19 #include "hw/pcmcia.h"
20 #include "hw/qdev-properties.h"
21 #include "hw/i2c/i2c.h"
22 #include "hw/irq.h"
23 #include "hw/ssi/ssi.h"
24 #include "hw/block/flash.h"
25 #include "qemu/timer.h"
26 #include "qemu/log.h"
27 #include "hw/arm/sharpsl.h"
28 #include "ui/console.h"
29 #include "hw/audio/wm8750.h"
30 #include "audio/audio.h"
31 #include "hw/boards.h"
32 #include "hw/sysbus.h"
33 #include "hw/misc/max111x.h"
34 #include "migration/vmstate.h"
35 #include "exec/address-spaces.h"
36 #include "cpu.h"
37 
38 enum spitz_model_e { spitz, akita, borzoi, terrier };
39 
40 typedef struct {
41     MachineClass parent;
42     enum spitz_model_e model;
43     int arm_id;
44 } SpitzMachineClass;
45 
46 typedef struct {
47     MachineState parent;
48     PXA2xxState *mpu;
49     DeviceState *mux;
50     DeviceState *lcdtg;
51     DeviceState *ads7846;
52     DeviceState *max1111;
53     DeviceState *scp0;
54     DeviceState *scp1;
55     DeviceState *misc_gpio;
56 } SpitzMachineState;
57 
58 #define TYPE_SPITZ_MACHINE "spitz-common"
59 #define SPITZ_MACHINE(obj) \
60     OBJECT_CHECK(SpitzMachineState, obj, TYPE_SPITZ_MACHINE)
61 #define SPITZ_MACHINE_GET_CLASS(obj) \
62     OBJECT_GET_CLASS(SpitzMachineClass, obj, TYPE_SPITZ_MACHINE)
63 #define SPITZ_MACHINE_CLASS(klass) \
64     OBJECT_CLASS_CHECK(SpitzMachineClass, klass, TYPE_SPITZ_MACHINE)
65 
66 #define zaurus_printf(format, ...)                              \
67     fprintf(stderr, "%s: " format, __func__, ##__VA_ARGS__)
68 
69 /* Spitz Flash */
70 #define FLASH_BASE              0x0c000000
71 #define FLASH_ECCLPLB           0x00    /* Line parity 7 - 0 bit */
72 #define FLASH_ECCLPUB           0x04    /* Line parity 15 - 8 bit */
73 #define FLASH_ECCCP             0x08    /* Column parity 5 - 0 bit */
74 #define FLASH_ECCCNTR           0x0c    /* ECC byte counter */
75 #define FLASH_ECCCLRR           0x10    /* Clear ECC */
76 #define FLASH_FLASHIO           0x14    /* Flash I/O */
77 #define FLASH_FLASHCTL          0x18    /* Flash Control */
78 
79 #define FLASHCTL_CE0            (1 << 0)
80 #define FLASHCTL_CLE            (1 << 1)
81 #define FLASHCTL_ALE            (1 << 2)
82 #define FLASHCTL_WP             (1 << 3)
83 #define FLASHCTL_CE1            (1 << 4)
84 #define FLASHCTL_RYBY           (1 << 5)
85 #define FLASHCTL_NCE            (FLASHCTL_CE0 | FLASHCTL_CE1)
86 
87 #define TYPE_SL_NAND "sl-nand"
88 #define SL_NAND(obj) OBJECT_CHECK(SLNANDState, (obj), TYPE_SL_NAND)
89 
90 typedef struct {
91     SysBusDevice parent_obj;
92 
93     MemoryRegion iomem;
94     DeviceState *nand;
95     uint8_t ctl;
96     uint8_t manf_id;
97     uint8_t chip_id;
98     ECCState ecc;
99 } SLNANDState;
100 
101 static uint64_t sl_read(void *opaque, hwaddr addr, unsigned size)
102 {
103     SLNANDState *s = (SLNANDState *) opaque;
104     int ryby;
105 
106     switch (addr) {
107 #define BSHR(byte, from, to)    ((s->ecc.lp[byte] >> (from - to)) & (1 << to))
108     case FLASH_ECCLPLB:
109         return BSHR(0, 4, 0) | BSHR(0, 5, 2) | BSHR(0, 6, 4) | BSHR(0, 7, 6) |
110                 BSHR(1, 4, 1) | BSHR(1, 5, 3) | BSHR(1, 6, 5) | BSHR(1, 7, 7);
111 
112 #define BSHL(byte, from, to)    ((s->ecc.lp[byte] << (to - from)) & (1 << to))
113     case FLASH_ECCLPUB:
114         return BSHL(0, 0, 0) | BSHL(0, 1, 2) | BSHL(0, 2, 4) | BSHL(0, 3, 6) |
115                 BSHL(1, 0, 1) | BSHL(1, 1, 3) | BSHL(1, 2, 5) | BSHL(1, 3, 7);
116 
117     case FLASH_ECCCP:
118         return s->ecc.cp;
119 
120     case FLASH_ECCCNTR:
121         return s->ecc.count & 0xff;
122 
123     case FLASH_FLASHCTL:
124         nand_getpins(s->nand, &ryby);
125         if (ryby)
126             return s->ctl | FLASHCTL_RYBY;
127         else
128             return s->ctl;
129 
130     case FLASH_FLASHIO:
131         if (size == 4) {
132             return ecc_digest(&s->ecc, nand_getio(s->nand)) |
133                 (ecc_digest(&s->ecc, nand_getio(s->nand)) << 16);
134         }
135         return ecc_digest(&s->ecc, nand_getio(s->nand));
136 
137     default:
138         qemu_log_mask(LOG_GUEST_ERROR,
139                       "sl_read: bad register offset 0x%02" HWADDR_PRIx "\n",
140                       addr);
141     }
142     return 0;
143 }
144 
145 static void sl_write(void *opaque, hwaddr addr,
146                      uint64_t value, unsigned size)
147 {
148     SLNANDState *s = (SLNANDState *) opaque;
149 
150     switch (addr) {
151     case FLASH_ECCCLRR:
152         /* Value is ignored.  */
153         ecc_reset(&s->ecc);
154         break;
155 
156     case FLASH_FLASHCTL:
157         s->ctl = value & 0xff & ~FLASHCTL_RYBY;
158         nand_setpins(s->nand,
159                         s->ctl & FLASHCTL_CLE,
160                         s->ctl & FLASHCTL_ALE,
161                         s->ctl & FLASHCTL_NCE,
162                         s->ctl & FLASHCTL_WP,
163                         0);
164         break;
165 
166     case FLASH_FLASHIO:
167         nand_setio(s->nand, ecc_digest(&s->ecc, value & 0xff));
168         break;
169 
170     default:
171         qemu_log_mask(LOG_GUEST_ERROR,
172                       "sl_write: bad register offset 0x%02" HWADDR_PRIx "\n",
173                       addr);
174     }
175 }
176 
177 enum {
178     FLASH_128M,
179     FLASH_1024M,
180 };
181 
182 static const MemoryRegionOps sl_ops = {
183     .read = sl_read,
184     .write = sl_write,
185     .endianness = DEVICE_NATIVE_ENDIAN,
186 };
187 
188 static void sl_flash_register(PXA2xxState *cpu, int size)
189 {
190     DeviceState *dev;
191 
192     dev = qdev_new(TYPE_SL_NAND);
193 
194     qdev_prop_set_uint8(dev, "manf_id", NAND_MFR_SAMSUNG);
195     if (size == FLASH_128M)
196         qdev_prop_set_uint8(dev, "chip_id", 0x73);
197     else if (size == FLASH_1024M)
198         qdev_prop_set_uint8(dev, "chip_id", 0xf1);
199 
200     sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
201     sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, FLASH_BASE);
202 }
203 
204 static void sl_nand_init(Object *obj)
205 {
206     SLNANDState *s = SL_NAND(obj);
207     SysBusDevice *dev = SYS_BUS_DEVICE(obj);
208 
209     s->ctl = 0;
210 
211     memory_region_init_io(&s->iomem, obj, &sl_ops, s, "sl", 0x40);
212     sysbus_init_mmio(dev, &s->iomem);
213 }
214 
215 static void sl_nand_realize(DeviceState *dev, Error **errp)
216 {
217     SLNANDState *s = SL_NAND(dev);
218     DriveInfo *nand;
219 
220     /* FIXME use a qdev drive property instead of drive_get() */
221     nand = drive_get(IF_MTD, 0, 0);
222     s->nand = nand_init(nand ? blk_by_legacy_dinfo(nand) : NULL,
223                         s->manf_id, s->chip_id);
224 }
225 
226 /* Spitz Keyboard */
227 
228 #define SPITZ_KEY_STROBE_NUM    11
229 #define SPITZ_KEY_SENSE_NUM     7
230 
231 static const int spitz_gpio_key_sense[SPITZ_KEY_SENSE_NUM] = {
232     12, 17, 91, 34, 36, 38, 39
233 };
234 
235 static const int spitz_gpio_key_strobe[SPITZ_KEY_STROBE_NUM] = {
236     88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114
237 };
238 
239 /* Eighth additional row maps the special keys */
240 static int spitz_keymap[SPITZ_KEY_SENSE_NUM + 1][SPITZ_KEY_STROBE_NUM] = {
241     { 0x1d, 0x02, 0x04, 0x06, 0x07, 0x08, 0x0a, 0x0b, 0x0e, 0x3f, 0x40 },
242     {  -1 , 0x03, 0x05, 0x13, 0x15, 0x09, 0x17, 0x18, 0x19, 0x41, 0x42 },
243     { 0x0f, 0x10, 0x12, 0x14, 0x22, 0x16, 0x24, 0x25,  -1 ,  -1 ,  -1  },
244     { 0x3c, 0x11, 0x1f, 0x21, 0x2f, 0x23, 0x32, 0x26,  -1 , 0x36,  -1  },
245     { 0x3b, 0x1e, 0x20, 0x2e, 0x30, 0x31, 0x34,  -1 , 0x1c, 0x2a,  -1  },
246     { 0x44, 0x2c, 0x2d, 0x0c, 0x39, 0x33,  -1 , 0x48,  -1 ,  -1 , 0x38 },
247     { 0x37, 0x3d,  -1 , 0x45, 0x57, 0x58, 0x4b, 0x50, 0x4d,  -1 ,  -1  },
248     { 0x52, 0x43, 0x01, 0x47, 0x49,  -1 ,  -1 ,  -1 ,  -1 ,  -1 ,  -1  },
249 };
250 
251 #define SPITZ_GPIO_AK_INT       13      /* Remote control */
252 #define SPITZ_GPIO_SYNC                 16      /* Sync button */
253 #define SPITZ_GPIO_ON_KEY       95      /* Power button */
254 #define SPITZ_GPIO_SWA          97      /* Lid */
255 #define SPITZ_GPIO_SWB          96      /* Tablet mode */
256 
257 /* The special buttons are mapped to unused keys */
258 static const int spitz_gpiomap[5] = {
259     SPITZ_GPIO_AK_INT, SPITZ_GPIO_SYNC, SPITZ_GPIO_ON_KEY,
260     SPITZ_GPIO_SWA, SPITZ_GPIO_SWB,
261 };
262 
263 #define TYPE_SPITZ_KEYBOARD "spitz-keyboard"
264 #define SPITZ_KEYBOARD(obj) \
265     OBJECT_CHECK(SpitzKeyboardState, (obj), TYPE_SPITZ_KEYBOARD)
266 
267 typedef struct {
268     SysBusDevice parent_obj;
269 
270     qemu_irq sense[SPITZ_KEY_SENSE_NUM];
271     qemu_irq gpiomap[5];
272     int keymap[0x80];
273     uint16_t keyrow[SPITZ_KEY_SENSE_NUM];
274     uint16_t strobe_state;
275     uint16_t sense_state;
276 
277     uint16_t pre_map[0x100];
278     uint16_t modifiers;
279     uint16_t imodifiers;
280     uint8_t fifo[16];
281     int fifopos, fifolen;
282     QEMUTimer *kbdtimer;
283 } SpitzKeyboardState;
284 
285 static void spitz_keyboard_sense_update(SpitzKeyboardState *s)
286 {
287     int i;
288     uint16_t strobe, sense = 0;
289     for (i = 0; i < SPITZ_KEY_SENSE_NUM; i ++) {
290         strobe = s->keyrow[i] & s->strobe_state;
291         if (strobe) {
292             sense |= 1 << i;
293             if (!(s->sense_state & (1 << i)))
294                 qemu_irq_raise(s->sense[i]);
295         } else if (s->sense_state & (1 << i))
296             qemu_irq_lower(s->sense[i]);
297     }
298 
299     s->sense_state = sense;
300 }
301 
302 static void spitz_keyboard_strobe(void *opaque, int line, int level)
303 {
304     SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
305 
306     if (level)
307         s->strobe_state |= 1 << line;
308     else
309         s->strobe_state &= ~(1 << line);
310     spitz_keyboard_sense_update(s);
311 }
312 
313 static void spitz_keyboard_keydown(SpitzKeyboardState *s, int keycode)
314 {
315     int spitz_keycode = s->keymap[keycode & 0x7f];
316     if (spitz_keycode == -1)
317         return;
318 
319     /* Handle the additional keys */
320     if ((spitz_keycode >> 4) == SPITZ_KEY_SENSE_NUM) {
321         qemu_set_irq(s->gpiomap[spitz_keycode & 0xf], (keycode < 0x80));
322         return;
323     }
324 
325     if (keycode & 0x80)
326         s->keyrow[spitz_keycode >> 4] &= ~(1 << (spitz_keycode & 0xf));
327     else
328         s->keyrow[spitz_keycode >> 4] |= 1 << (spitz_keycode & 0xf);
329 
330     spitz_keyboard_sense_update(s);
331 }
332 
333 #define SPITZ_MOD_SHIFT   (1 << 7)
334 #define SPITZ_MOD_CTRL    (1 << 8)
335 #define SPITZ_MOD_FN      (1 << 9)
336 
337 #define QUEUE_KEY(c)    s->fifo[(s->fifopos + s->fifolen ++) & 0xf] = c
338 
339 static void spitz_keyboard_handler(void *opaque, int keycode)
340 {
341     SpitzKeyboardState *s = opaque;
342     uint16_t code;
343     int mapcode;
344     switch (keycode) {
345     case 0x2a:  /* Left Shift */
346         s->modifiers |= 1;
347         break;
348     case 0xaa:
349         s->modifiers &= ~1;
350         break;
351     case 0x36:  /* Right Shift */
352         s->modifiers |= 2;
353         break;
354     case 0xb6:
355         s->modifiers &= ~2;
356         break;
357     case 0x1d:  /* Control */
358         s->modifiers |= 4;
359         break;
360     case 0x9d:
361         s->modifiers &= ~4;
362         break;
363     case 0x38:  /* Alt */
364         s->modifiers |= 8;
365         break;
366     case 0xb8:
367         s->modifiers &= ~8;
368         break;
369     }
370 
371     code = s->pre_map[mapcode = ((s->modifiers & 3) ?
372             (keycode | SPITZ_MOD_SHIFT) :
373             (keycode & ~SPITZ_MOD_SHIFT))];
374 
375     if (code != mapcode) {
376 #if 0
377         if ((code & SPITZ_MOD_SHIFT) && !(s->modifiers & 1)) {
378             QUEUE_KEY(0x2a | (keycode & 0x80));
379         }
380         if ((code & SPITZ_MOD_CTRL) && !(s->modifiers & 4)) {
381             QUEUE_KEY(0x1d | (keycode & 0x80));
382         }
383         if ((code & SPITZ_MOD_FN) && !(s->modifiers & 8)) {
384             QUEUE_KEY(0x38 | (keycode & 0x80));
385         }
386         if ((code & SPITZ_MOD_FN) && (s->modifiers & 1)) {
387             QUEUE_KEY(0x2a | (~keycode & 0x80));
388         }
389         if ((code & SPITZ_MOD_FN) && (s->modifiers & 2)) {
390             QUEUE_KEY(0x36 | (~keycode & 0x80));
391         }
392 #else
393         if (keycode & 0x80) {
394             if ((s->imodifiers & 1   ) && !(s->modifiers & 1))
395                 QUEUE_KEY(0x2a | 0x80);
396             if ((s->imodifiers & 4   ) && !(s->modifiers & 4))
397                 QUEUE_KEY(0x1d | 0x80);
398             if ((s->imodifiers & 8   ) && !(s->modifiers & 8))
399                 QUEUE_KEY(0x38 | 0x80);
400             if ((s->imodifiers & 0x10) && (s->modifiers & 1))
401                 QUEUE_KEY(0x2a);
402             if ((s->imodifiers & 0x20) && (s->modifiers & 2))
403                 QUEUE_KEY(0x36);
404             s->imodifiers = 0;
405         } else {
406             if ((code & SPITZ_MOD_SHIFT) &&
407                 !((s->modifiers | s->imodifiers) & 1)) {
408                 QUEUE_KEY(0x2a);
409                 s->imodifiers |= 1;
410             }
411             if ((code & SPITZ_MOD_CTRL) &&
412                 !((s->modifiers | s->imodifiers) & 4)) {
413                 QUEUE_KEY(0x1d);
414                 s->imodifiers |= 4;
415             }
416             if ((code & SPITZ_MOD_FN) &&
417                 !((s->modifiers | s->imodifiers) & 8)) {
418                 QUEUE_KEY(0x38);
419                 s->imodifiers |= 8;
420             }
421             if ((code & SPITZ_MOD_FN) && (s->modifiers & 1) &&
422                             !(s->imodifiers & 0x10)) {
423                 QUEUE_KEY(0x2a | 0x80);
424                 s->imodifiers |= 0x10;
425             }
426             if ((code & SPITZ_MOD_FN) && (s->modifiers & 2) &&
427                             !(s->imodifiers & 0x20)) {
428                 QUEUE_KEY(0x36 | 0x80);
429                 s->imodifiers |= 0x20;
430             }
431         }
432 #endif
433     }
434 
435     QUEUE_KEY((code & 0x7f) | (keycode & 0x80));
436 }
437 
438 static void spitz_keyboard_tick(void *opaque)
439 {
440     SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
441 
442     if (s->fifolen) {
443         spitz_keyboard_keydown(s, s->fifo[s->fifopos ++]);
444         s->fifolen --;
445         if (s->fifopos >= 16)
446             s->fifopos = 0;
447     }
448 
449     timer_mod(s->kbdtimer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) +
450                    NANOSECONDS_PER_SECOND / 32);
451 }
452 
453 static void spitz_keyboard_pre_map(SpitzKeyboardState *s)
454 {
455     int i;
456     for (i = 0; i < 0x100; i ++)
457         s->pre_map[i] = i;
458     s->pre_map[0x02 | SPITZ_MOD_SHIFT] = 0x02 | SPITZ_MOD_SHIFT; /* exclam */
459     s->pre_map[0x28 | SPITZ_MOD_SHIFT] = 0x03 | SPITZ_MOD_SHIFT; /* quotedbl */
460     s->pre_map[0x04 | SPITZ_MOD_SHIFT] = 0x04 | SPITZ_MOD_SHIFT; /* # */
461     s->pre_map[0x05 | SPITZ_MOD_SHIFT] = 0x05 | SPITZ_MOD_SHIFT; /* dollar */
462     s->pre_map[0x06 | SPITZ_MOD_SHIFT] = 0x06 | SPITZ_MOD_SHIFT; /* percent */
463     s->pre_map[0x08 | SPITZ_MOD_SHIFT] = 0x07 | SPITZ_MOD_SHIFT; /* ampersand */
464     s->pre_map[0x28]                   = 0x08 | SPITZ_MOD_SHIFT; /* ' */
465     s->pre_map[0x0a | SPITZ_MOD_SHIFT] = 0x09 | SPITZ_MOD_SHIFT; /* ( */
466     s->pre_map[0x0b | SPITZ_MOD_SHIFT] = 0x0a | SPITZ_MOD_SHIFT; /* ) */
467     s->pre_map[0x29 | SPITZ_MOD_SHIFT] = 0x0b | SPITZ_MOD_SHIFT; /* tilde */
468     s->pre_map[0x03 | SPITZ_MOD_SHIFT] = 0x0c | SPITZ_MOD_SHIFT; /* at */
469     s->pre_map[0xd3]                   = 0x0e | SPITZ_MOD_FN;    /* Delete */
470     s->pre_map[0x3a]                   = 0x0f | SPITZ_MOD_FN;    /* Caps_Lock */
471     s->pre_map[0x07 | SPITZ_MOD_SHIFT] = 0x11 | SPITZ_MOD_FN;    /* ^ */
472     s->pre_map[0x0d]                   = 0x12 | SPITZ_MOD_FN;    /* equal */
473     s->pre_map[0x0d | SPITZ_MOD_SHIFT] = 0x13 | SPITZ_MOD_FN;    /* plus */
474     s->pre_map[0x1a]                   = 0x14 | SPITZ_MOD_FN;    /* [ */
475     s->pre_map[0x1b]                   = 0x15 | SPITZ_MOD_FN;    /* ] */
476     s->pre_map[0x1a | SPITZ_MOD_SHIFT] = 0x16 | SPITZ_MOD_FN;    /* { */
477     s->pre_map[0x1b | SPITZ_MOD_SHIFT] = 0x17 | SPITZ_MOD_FN;    /* } */
478     s->pre_map[0x27]                   = 0x22 | SPITZ_MOD_FN;    /* semicolon */
479     s->pre_map[0x27 | SPITZ_MOD_SHIFT] = 0x23 | SPITZ_MOD_FN;    /* colon */
480     s->pre_map[0x09 | SPITZ_MOD_SHIFT] = 0x24 | SPITZ_MOD_FN;    /* asterisk */
481     s->pre_map[0x2b]                   = 0x25 | SPITZ_MOD_FN;    /* backslash */
482     s->pre_map[0x2b | SPITZ_MOD_SHIFT] = 0x26 | SPITZ_MOD_FN;    /* bar */
483     s->pre_map[0x0c | SPITZ_MOD_SHIFT] = 0x30 | SPITZ_MOD_FN;    /* _ */
484     s->pre_map[0x33 | SPITZ_MOD_SHIFT] = 0x33 | SPITZ_MOD_FN;    /* less */
485     s->pre_map[0x35]                   = 0x33 | SPITZ_MOD_SHIFT; /* slash */
486     s->pre_map[0x34 | SPITZ_MOD_SHIFT] = 0x34 | SPITZ_MOD_FN;    /* greater */
487     s->pre_map[0x35 | SPITZ_MOD_SHIFT] = 0x34 | SPITZ_MOD_SHIFT; /* question */
488     s->pre_map[0x49]                   = 0x48 | SPITZ_MOD_FN;    /* Page_Up */
489     s->pre_map[0x51]                   = 0x50 | SPITZ_MOD_FN;    /* Page_Down */
490 
491     s->modifiers = 0;
492     s->imodifiers = 0;
493     s->fifopos = 0;
494     s->fifolen = 0;
495 }
496 
497 #undef SPITZ_MOD_SHIFT
498 #undef SPITZ_MOD_CTRL
499 #undef SPITZ_MOD_FN
500 
501 static int spitz_keyboard_post_load(void *opaque, int version_id)
502 {
503     SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
504 
505     /* Release all pressed keys */
506     memset(s->keyrow, 0, sizeof(s->keyrow));
507     spitz_keyboard_sense_update(s);
508     s->modifiers = 0;
509     s->imodifiers = 0;
510     s->fifopos = 0;
511     s->fifolen = 0;
512 
513     return 0;
514 }
515 
516 static void spitz_keyboard_register(PXA2xxState *cpu)
517 {
518     int i;
519     DeviceState *dev;
520     SpitzKeyboardState *s;
521 
522     dev = sysbus_create_simple(TYPE_SPITZ_KEYBOARD, -1, NULL);
523     s = SPITZ_KEYBOARD(dev);
524 
525     for (i = 0; i < SPITZ_KEY_SENSE_NUM; i ++)
526         qdev_connect_gpio_out(dev, i, qdev_get_gpio_in(cpu->gpio, spitz_gpio_key_sense[i]));
527 
528     for (i = 0; i < 5; i ++)
529         s->gpiomap[i] = qdev_get_gpio_in(cpu->gpio, spitz_gpiomap[i]);
530 
531     if (!graphic_rotate)
532         s->gpiomap[4] = qemu_irq_invert(s->gpiomap[4]);
533 
534     for (i = 0; i < 5; i++)
535         qemu_set_irq(s->gpiomap[i], 0);
536 
537     for (i = 0; i < SPITZ_KEY_STROBE_NUM; i ++)
538         qdev_connect_gpio_out(cpu->gpio, spitz_gpio_key_strobe[i],
539                 qdev_get_gpio_in(dev, i));
540 
541     timer_mod(s->kbdtimer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL));
542 
543     qemu_add_kbd_event_handler(spitz_keyboard_handler, s);
544 }
545 
546 static void spitz_keyboard_init(Object *obj)
547 {
548     DeviceState *dev = DEVICE(obj);
549     SpitzKeyboardState *s = SPITZ_KEYBOARD(obj);
550     int i, j;
551 
552     for (i = 0; i < 0x80; i ++)
553         s->keymap[i] = -1;
554     for (i = 0; i < SPITZ_KEY_SENSE_NUM + 1; i ++)
555         for (j = 0; j < SPITZ_KEY_STROBE_NUM; j ++)
556             if (spitz_keymap[i][j] != -1)
557                 s->keymap[spitz_keymap[i][j]] = (i << 4) | j;
558 
559     spitz_keyboard_pre_map(s);
560 
561     qdev_init_gpio_in(dev, spitz_keyboard_strobe, SPITZ_KEY_STROBE_NUM);
562     qdev_init_gpio_out(dev, s->sense, SPITZ_KEY_SENSE_NUM);
563 }
564 
565 static void spitz_keyboard_realize(DeviceState *dev, Error **errp)
566 {
567     SpitzKeyboardState *s = SPITZ_KEYBOARD(dev);
568     s->kbdtimer = timer_new_ns(QEMU_CLOCK_VIRTUAL, spitz_keyboard_tick, s);
569 }
570 
571 /* LCD backlight controller */
572 
573 #define LCDTG_RESCTL    0x00
574 #define LCDTG_PHACTRL   0x01
575 #define LCDTG_DUTYCTRL  0x02
576 #define LCDTG_POWERREG0         0x03
577 #define LCDTG_POWERREG1         0x04
578 #define LCDTG_GPOR3     0x05
579 #define LCDTG_PICTRL    0x06
580 #define LCDTG_POLCTRL   0x07
581 
582 #define TYPE_SPITZ_LCDTG "spitz-lcdtg"
583 #define SPITZ_LCDTG(obj) OBJECT_CHECK(SpitzLCDTG, (obj), TYPE_SPITZ_LCDTG)
584 
585 typedef struct {
586     SSISlave ssidev;
587     uint32_t bl_intensity;
588     uint32_t bl_power;
589 } SpitzLCDTG;
590 
591 static void spitz_bl_update(SpitzLCDTG *s)
592 {
593     if (s->bl_power && s->bl_intensity)
594         zaurus_printf("LCD Backlight now at %i/63\n", s->bl_intensity);
595     else
596         zaurus_printf("LCD Backlight now off\n");
597 }
598 
599 static inline void spitz_bl_bit5(void *opaque, int line, int level)
600 {
601     SpitzLCDTG *s = opaque;
602     int prev = s->bl_intensity;
603 
604     if (level)
605         s->bl_intensity &= ~0x20;
606     else
607         s->bl_intensity |= 0x20;
608 
609     if (s->bl_power && prev != s->bl_intensity)
610         spitz_bl_update(s);
611 }
612 
613 static inline void spitz_bl_power(void *opaque, int line, int level)
614 {
615     SpitzLCDTG *s = opaque;
616     s->bl_power = !!level;
617     spitz_bl_update(s);
618 }
619 
620 static uint32_t spitz_lcdtg_transfer(SSISlave *dev, uint32_t value)
621 {
622     SpitzLCDTG *s = SPITZ_LCDTG(dev);
623     int addr;
624     addr = value >> 5;
625     value &= 0x1f;
626 
627     switch (addr) {
628     case LCDTG_RESCTL:
629         if (value)
630             zaurus_printf("LCD in QVGA mode\n");
631         else
632             zaurus_printf("LCD in VGA mode\n");
633         break;
634 
635     case LCDTG_DUTYCTRL:
636         s->bl_intensity &= ~0x1f;
637         s->bl_intensity |= value;
638         if (s->bl_power)
639             spitz_bl_update(s);
640         break;
641 
642     case LCDTG_POWERREG0:
643         /* Set common voltage to M62332FP */
644         break;
645     }
646     return 0;
647 }
648 
649 static void spitz_lcdtg_realize(SSISlave *ssi, Error **errp)
650 {
651     SpitzLCDTG *s = SPITZ_LCDTG(ssi);
652     DeviceState *dev = DEVICE(s);
653 
654     s->bl_power = 0;
655     s->bl_intensity = 0x20;
656 
657     qdev_init_gpio_in_named(dev, spitz_bl_bit5, "bl_bit5", 1);
658     qdev_init_gpio_in_named(dev, spitz_bl_power, "bl_power", 1);
659 }
660 
661 /* SSP devices */
662 
663 #define CORGI_SSP_PORT          2
664 
665 #define SPITZ_GPIO_LCDCON_CS    53
666 #define SPITZ_GPIO_ADS7846_CS   14
667 #define SPITZ_GPIO_MAX1111_CS   20
668 #define SPITZ_GPIO_TP_INT       11
669 
670 #define TYPE_CORGI_SSP "corgi-ssp"
671 #define CORGI_SSP(obj) OBJECT_CHECK(CorgiSSPState, (obj), TYPE_CORGI_SSP)
672 
673 /* "Demux" the signal based on current chipselect */
674 typedef struct {
675     SSISlave ssidev;
676     SSIBus *bus[3];
677     uint32_t enable[3];
678 } CorgiSSPState;
679 
680 static uint32_t corgi_ssp_transfer(SSISlave *dev, uint32_t value)
681 {
682     CorgiSSPState *s = CORGI_SSP(dev);
683     int i;
684 
685     for (i = 0; i < 3; i++) {
686         if (s->enable[i]) {
687             return ssi_transfer(s->bus[i], value);
688         }
689     }
690     return 0;
691 }
692 
693 static void corgi_ssp_gpio_cs(void *opaque, int line, int level)
694 {
695     CorgiSSPState *s = (CorgiSSPState *)opaque;
696     assert(line >= 0 && line < 3);
697     s->enable[line] = !level;
698 }
699 
700 #define MAX1111_BATT_VOLT       1
701 #define MAX1111_BATT_TEMP       2
702 #define MAX1111_ACIN_VOLT       3
703 
704 #define SPITZ_BATTERY_TEMP      0xe0    /* About 2.9V */
705 #define SPITZ_BATTERY_VOLT      0xd0    /* About 4.0V */
706 #define SPITZ_CHARGEON_ACIN     0x80    /* About 5.0V */
707 
708 static void corgi_ssp_realize(SSISlave *d, Error **errp)
709 {
710     DeviceState *dev = DEVICE(d);
711     CorgiSSPState *s = CORGI_SSP(d);
712 
713     qdev_init_gpio_in(dev, corgi_ssp_gpio_cs, 3);
714     s->bus[0] = ssi_create_bus(dev, "ssi0");
715     s->bus[1] = ssi_create_bus(dev, "ssi1");
716     s->bus[2] = ssi_create_bus(dev, "ssi2");
717 }
718 
719 static void spitz_ssp_attach(SpitzMachineState *sms)
720 {
721     void *bus;
722 
723     sms->mux = ssi_create_slave(sms->mpu->ssp[CORGI_SSP_PORT - 1],
724                                 TYPE_CORGI_SSP);
725 
726     bus = qdev_get_child_bus(sms->mux, "ssi0");
727     sms->lcdtg = ssi_create_slave(bus, TYPE_SPITZ_LCDTG);
728 
729     bus = qdev_get_child_bus(sms->mux, "ssi1");
730     sms->ads7846 = ssi_create_slave(bus, "ads7846");
731     qdev_connect_gpio_out(sms->ads7846, 0,
732                           qdev_get_gpio_in(sms->mpu->gpio, SPITZ_GPIO_TP_INT));
733 
734     bus = qdev_get_child_bus(sms->mux, "ssi2");
735     sms->max1111 = qdev_new(TYPE_MAX_1111);
736     qdev_prop_set_uint8(sms->max1111, "input1" /* BATT_VOLT */,
737                         SPITZ_BATTERY_VOLT);
738     qdev_prop_set_uint8(sms->max1111, "input2" /* BATT_TEMP */, 0);
739     qdev_prop_set_uint8(sms->max1111, "input3" /* ACIN_VOLT */,
740                         SPITZ_CHARGEON_ACIN);
741     ssi_realize_and_unref(sms->max1111, bus, &error_fatal);
742 
743     qdev_connect_gpio_out(sms->mpu->gpio, SPITZ_GPIO_LCDCON_CS,
744                         qdev_get_gpio_in(sms->mux, 0));
745     qdev_connect_gpio_out(sms->mpu->gpio, SPITZ_GPIO_ADS7846_CS,
746                         qdev_get_gpio_in(sms->mux, 1));
747     qdev_connect_gpio_out(sms->mpu->gpio, SPITZ_GPIO_MAX1111_CS,
748                         qdev_get_gpio_in(sms->mux, 2));
749 }
750 
751 /* CF Microdrive */
752 
753 static void spitz_microdrive_attach(PXA2xxState *cpu, int slot)
754 {
755     PCMCIACardState *md;
756     DriveInfo *dinfo;
757 
758     dinfo = drive_get(IF_IDE, 0, 0);
759     if (!dinfo || dinfo->media_cd)
760         return;
761     md = dscm1xxxx_init(dinfo);
762     pxa2xx_pcmcia_attach(cpu->pcmcia[slot], md);
763 }
764 
765 /* Wm8750 and Max7310 on I2C */
766 
767 #define AKITA_MAX_ADDR  0x18
768 #define SPITZ_WM_ADDRL  0x1b
769 #define SPITZ_WM_ADDRH  0x1a
770 
771 #define SPITZ_GPIO_WM   5
772 
773 static void spitz_wm8750_addr(void *opaque, int line, int level)
774 {
775     I2CSlave *wm = (I2CSlave *) opaque;
776     if (level)
777         i2c_set_slave_address(wm, SPITZ_WM_ADDRH);
778     else
779         i2c_set_slave_address(wm, SPITZ_WM_ADDRL);
780 }
781 
782 static void spitz_i2c_setup(PXA2xxState *cpu)
783 {
784     /* Attach the CPU on one end of our I2C bus.  */
785     I2CBus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
786 
787     DeviceState *wm;
788 
789     /* Attach a WM8750 to the bus */
790     wm = i2c_create_slave(bus, TYPE_WM8750, 0);
791 
792     spitz_wm8750_addr(wm, 0, 0);
793     qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_WM,
794                           qemu_allocate_irq(spitz_wm8750_addr, wm, 0));
795     /* .. and to the sound interface.  */
796     cpu->i2s->opaque = wm;
797     cpu->i2s->codec_out = wm8750_dac_dat;
798     cpu->i2s->codec_in = wm8750_adc_dat;
799     wm8750_data_req_set(wm, cpu->i2s->data_req, cpu->i2s);
800 }
801 
802 static void spitz_akita_i2c_setup(PXA2xxState *cpu)
803 {
804     /* Attach a Max7310 to Akita I2C bus.  */
805     i2c_create_slave(pxa2xx_i2c_bus(cpu->i2c[0]), "max7310",
806                      AKITA_MAX_ADDR);
807 }
808 
809 /* Other peripherals */
810 
811 /*
812  * Encapsulation of some miscellaneous GPIO line behaviour for the Spitz boards.
813  *
814  * QEMU interface:
815  *  + named GPIO inputs "green-led", "orange-led", "charging", "discharging":
816  *    these currently just print messages that the line has been signalled
817  *  + named GPIO input "adc-temp-on": set to cause the battery-temperature
818  *    value to be passed to the max111x ADC
819  *  + named GPIO output "adc-temp": the ADC value, to be wired up to the max111x
820  */
821 #define TYPE_SPITZ_MISC_GPIO "spitz-misc-gpio"
822 #define SPITZ_MISC_GPIO(obj) \
823     OBJECT_CHECK(SpitzMiscGPIOState, (obj), TYPE_SPITZ_MISC_GPIO)
824 
825 typedef struct SpitzMiscGPIOState {
826     SysBusDevice parent_obj;
827 
828     qemu_irq adc_value;
829 } SpitzMiscGPIOState;
830 
831 static void spitz_misc_charging(void *opaque, int n, int level)
832 {
833     zaurus_printf("Charging %s.\n", level ? "off" : "on");
834 }
835 
836 static void spitz_misc_discharging(void *opaque, int n, int level)
837 {
838     zaurus_printf("Discharging %s.\n", level ? "off" : "on");
839 }
840 
841 static void spitz_misc_green_led(void *opaque, int n, int level)
842 {
843     zaurus_printf("Green LED %s.\n", level ? "off" : "on");
844 }
845 
846 static void spitz_misc_orange_led(void *opaque, int n, int level)
847 {
848     zaurus_printf("Orange LED %s.\n", level ? "off" : "on");
849 }
850 
851 static void spitz_misc_adc_temp(void *opaque, int n, int level)
852 {
853     SpitzMiscGPIOState *s = SPITZ_MISC_GPIO(opaque);
854     int batt_temp = level ? SPITZ_BATTERY_TEMP : 0;
855 
856     qemu_set_irq(s->adc_value, batt_temp);
857 }
858 
859 static void spitz_misc_gpio_init(Object *obj)
860 {
861     SpitzMiscGPIOState *s = SPITZ_MISC_GPIO(obj);
862     DeviceState *dev = DEVICE(obj);
863 
864     qdev_init_gpio_in_named(dev, spitz_misc_charging, "charging", 1);
865     qdev_init_gpio_in_named(dev, spitz_misc_discharging, "discharging", 1);
866     qdev_init_gpio_in_named(dev, spitz_misc_green_led, "green-led", 1);
867     qdev_init_gpio_in_named(dev, spitz_misc_orange_led, "orange-led", 1);
868     qdev_init_gpio_in_named(dev, spitz_misc_adc_temp, "adc-temp-on", 1);
869 
870     qdev_init_gpio_out_named(dev, &s->adc_value, "adc-temp", 1);
871 }
872 
873 #define SPITZ_SCP_LED_GREEN             1
874 #define SPITZ_SCP_JK_B                  2
875 #define SPITZ_SCP_CHRG_ON               3
876 #define SPITZ_SCP_MUTE_L                4
877 #define SPITZ_SCP_MUTE_R                5
878 #define SPITZ_SCP_CF_POWER              6
879 #define SPITZ_SCP_LED_ORANGE            7
880 #define SPITZ_SCP_JK_A                  8
881 #define SPITZ_SCP_ADC_TEMP_ON           9
882 #define SPITZ_SCP2_IR_ON                1
883 #define SPITZ_SCP2_AKIN_PULLUP          2
884 #define SPITZ_SCP2_BACKLIGHT_CONT       7
885 #define SPITZ_SCP2_BACKLIGHT_ON                 8
886 #define SPITZ_SCP2_MIC_BIAS             9
887 
888 static void spitz_scoop_gpio_setup(SpitzMachineState *sms)
889 {
890     DeviceState *miscdev = sysbus_create_simple(TYPE_SPITZ_MISC_GPIO, -1, NULL);
891 
892     sms->misc_gpio = miscdev;
893 
894     qdev_connect_gpio_out(sms->scp0, SPITZ_SCP_CHRG_ON,
895                           qdev_get_gpio_in_named(miscdev, "charging", 0));
896     qdev_connect_gpio_out(sms->scp0, SPITZ_SCP_JK_B,
897                           qdev_get_gpio_in_named(miscdev, "discharging", 0));
898     qdev_connect_gpio_out(sms->scp0, SPITZ_SCP_LED_GREEN,
899                           qdev_get_gpio_in_named(miscdev, "green-led", 0));
900     qdev_connect_gpio_out(sms->scp0, SPITZ_SCP_LED_ORANGE,
901                           qdev_get_gpio_in_named(miscdev, "orange-led", 0));
902     qdev_connect_gpio_out(sms->scp0, SPITZ_SCP_ADC_TEMP_ON,
903                           qdev_get_gpio_in_named(miscdev, "adc-temp-on", 0));
904     qdev_connect_gpio_out_named(miscdev, "adc-temp", 0,
905                                 qdev_get_gpio_in(sms->max1111, MAX1111_BATT_TEMP));
906 
907     if (sms->scp1) {
908         qdev_connect_gpio_out(sms->scp1, SPITZ_SCP2_BACKLIGHT_CONT,
909                               qdev_get_gpio_in_named(sms->lcdtg, "bl_bit5", 0));
910         qdev_connect_gpio_out(sms->scp1, SPITZ_SCP2_BACKLIGHT_ON,
911                               qdev_get_gpio_in_named(sms->lcdtg, "bl_power", 0));
912     }
913 }
914 
915 #define SPITZ_GPIO_HSYNC                22
916 #define SPITZ_GPIO_SD_DETECT            9
917 #define SPITZ_GPIO_SD_WP                81
918 #define SPITZ_GPIO_ON_RESET             89
919 #define SPITZ_GPIO_BAT_COVER            90
920 #define SPITZ_GPIO_CF1_IRQ              105
921 #define SPITZ_GPIO_CF1_CD               94
922 #define SPITZ_GPIO_CF2_IRQ              106
923 #define SPITZ_GPIO_CF2_CD               93
924 
925 static int spitz_hsync;
926 
927 static void spitz_lcd_hsync_handler(void *opaque, int line, int level)
928 {
929     PXA2xxState *cpu = (PXA2xxState *) opaque;
930     qemu_set_irq(qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_HSYNC), spitz_hsync);
931     spitz_hsync ^= 1;
932 }
933 
934 static void spitz_reset(void *opaque, int line, int level)
935 {
936     if (level) {
937         qemu_system_reset_request(SHUTDOWN_CAUSE_GUEST_RESET);
938     }
939 }
940 
941 static void spitz_gpio_setup(PXA2xxState *cpu, int slots)
942 {
943     qemu_irq lcd_hsync;
944     qemu_irq reset;
945 
946     /*
947      * Bad hack: We toggle the LCD hsync GPIO on every GPIO status
948      * read to satisfy broken guests that poll-wait for hsync.
949      * Simulating a real hsync event would be less practical and
950      * wouldn't guarantee that a guest ever exits the loop.
951      */
952     spitz_hsync = 0;
953     lcd_hsync = qemu_allocate_irq(spitz_lcd_hsync_handler, cpu, 0);
954     pxa2xx_gpio_read_notifier(cpu->gpio, lcd_hsync);
955     pxa2xx_lcd_vsync_notifier(cpu->lcd, lcd_hsync);
956 
957     /* MMC/SD host */
958     pxa2xx_mmci_handlers(cpu->mmc,
959                     qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_SD_WP),
960                     qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_SD_DETECT));
961 
962     /* Battery lock always closed */
963     qemu_irq_raise(qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_BAT_COVER));
964 
965     /* Handle reset */
966     reset = qemu_allocate_irq(spitz_reset, cpu, 0);
967     qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_ON_RESET, reset);
968 
969     /* PCMCIA signals: card's IRQ and Card-Detect */
970     if (slots >= 1)
971         pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0],
972                         qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF1_IRQ),
973                         qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF1_CD));
974     if (slots >= 2)
975         pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1],
976                         qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF2_IRQ),
977                         qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF2_CD));
978 }
979 
980 /* Board init.  */
981 #define SPITZ_RAM       0x04000000
982 #define SPITZ_ROM       0x00800000
983 
984 static struct arm_boot_info spitz_binfo = {
985     .loader_start = PXA2XX_SDRAM_BASE,
986     .ram_size = 0x04000000,
987 };
988 
989 static void spitz_common_init(MachineState *machine)
990 {
991     SpitzMachineClass *smc = SPITZ_MACHINE_GET_CLASS(machine);
992     SpitzMachineState *sms = SPITZ_MACHINE(machine);
993     enum spitz_model_e model = smc->model;
994     PXA2xxState *mpu;
995     MemoryRegion *address_space_mem = get_system_memory();
996     MemoryRegion *rom = g_new(MemoryRegion, 1);
997 
998     /* Setup CPU & memory */
999     mpu = pxa270_init(address_space_mem, spitz_binfo.ram_size,
1000                       machine->cpu_type);
1001     sms->mpu = mpu;
1002 
1003     sl_flash_register(mpu, (model == spitz) ? FLASH_128M : FLASH_1024M);
1004 
1005     memory_region_init_rom(rom, NULL, "spitz.rom", SPITZ_ROM, &error_fatal);
1006     memory_region_add_subregion(address_space_mem, 0, rom);
1007 
1008     /* Setup peripherals */
1009     spitz_keyboard_register(mpu);
1010 
1011     spitz_ssp_attach(sms);
1012 
1013     sms->scp0 = sysbus_create_simple("scoop", 0x10800000, NULL);
1014     if (model != akita) {
1015         sms->scp1 = sysbus_create_simple("scoop", 0x08800040, NULL);
1016     } else {
1017         sms->scp1 = NULL;
1018     }
1019 
1020     spitz_scoop_gpio_setup(sms);
1021 
1022     spitz_gpio_setup(mpu, (model == akita) ? 1 : 2);
1023 
1024     spitz_i2c_setup(mpu);
1025 
1026     if (model == akita)
1027         spitz_akita_i2c_setup(mpu);
1028 
1029     if (model == terrier)
1030         /* A 6.0 GB microdrive is permanently sitting in CF slot 1.  */
1031         spitz_microdrive_attach(mpu, 1);
1032     else if (model != akita)
1033         /* A 4.0 GB microdrive is permanently sitting in CF slot 0.  */
1034         spitz_microdrive_attach(mpu, 0);
1035 
1036     spitz_binfo.board_id = smc->arm_id;
1037     arm_load_kernel(mpu->cpu, machine, &spitz_binfo);
1038     sl_bootparam_write(SL_PXA_PARAM_BASE);
1039 }
1040 
1041 static void spitz_common_class_init(ObjectClass *oc, void *data)
1042 {
1043     MachineClass *mc = MACHINE_CLASS(oc);
1044 
1045     mc->block_default_type = IF_IDE;
1046     mc->ignore_memory_transaction_failures = true;
1047     mc->init = spitz_common_init;
1048 }
1049 
1050 static const TypeInfo spitz_common_info = {
1051     .name = TYPE_SPITZ_MACHINE,
1052     .parent = TYPE_MACHINE,
1053     .abstract = true,
1054     .instance_size = sizeof(SpitzMachineState),
1055     .class_size = sizeof(SpitzMachineClass),
1056     .class_init = spitz_common_class_init,
1057 };
1058 
1059 static void akitapda_class_init(ObjectClass *oc, void *data)
1060 {
1061     MachineClass *mc = MACHINE_CLASS(oc);
1062     SpitzMachineClass *smc = SPITZ_MACHINE_CLASS(oc);
1063 
1064     mc->desc = "Sharp SL-C1000 (Akita) PDA (PXA270)";
1065     mc->default_cpu_type = ARM_CPU_TYPE_NAME("pxa270-c0");
1066     smc->model = akita;
1067     smc->arm_id = 0x2e8;
1068 }
1069 
1070 static const TypeInfo akitapda_type = {
1071     .name = MACHINE_TYPE_NAME("akita"),
1072     .parent = TYPE_SPITZ_MACHINE,
1073     .class_init = akitapda_class_init,
1074 };
1075 
1076 static void spitzpda_class_init(ObjectClass *oc, void *data)
1077 {
1078     MachineClass *mc = MACHINE_CLASS(oc);
1079     SpitzMachineClass *smc = SPITZ_MACHINE_CLASS(oc);
1080 
1081     mc->desc = "Sharp SL-C3000 (Spitz) PDA (PXA270)";
1082     mc->default_cpu_type = ARM_CPU_TYPE_NAME("pxa270-c0");
1083     smc->model = spitz;
1084     smc->arm_id = 0x2c9;
1085 }
1086 
1087 static const TypeInfo spitzpda_type = {
1088     .name = MACHINE_TYPE_NAME("spitz"),
1089     .parent = TYPE_SPITZ_MACHINE,
1090     .class_init = spitzpda_class_init,
1091 };
1092 
1093 static void borzoipda_class_init(ObjectClass *oc, void *data)
1094 {
1095     MachineClass *mc = MACHINE_CLASS(oc);
1096     SpitzMachineClass *smc = SPITZ_MACHINE_CLASS(oc);
1097 
1098     mc->desc = "Sharp SL-C3100 (Borzoi) PDA (PXA270)";
1099     mc->default_cpu_type = ARM_CPU_TYPE_NAME("pxa270-c0");
1100     smc->model = borzoi;
1101     smc->arm_id = 0x33f;
1102 }
1103 
1104 static const TypeInfo borzoipda_type = {
1105     .name = MACHINE_TYPE_NAME("borzoi"),
1106     .parent = TYPE_SPITZ_MACHINE,
1107     .class_init = borzoipda_class_init,
1108 };
1109 
1110 static void terrierpda_class_init(ObjectClass *oc, void *data)
1111 {
1112     MachineClass *mc = MACHINE_CLASS(oc);
1113     SpitzMachineClass *smc = SPITZ_MACHINE_CLASS(oc);
1114 
1115     mc->desc = "Sharp SL-C3200 (Terrier) PDA (PXA270)";
1116     mc->default_cpu_type = ARM_CPU_TYPE_NAME("pxa270-c5");
1117     smc->model = terrier;
1118     smc->arm_id = 0x33f;
1119 }
1120 
1121 static const TypeInfo terrierpda_type = {
1122     .name = MACHINE_TYPE_NAME("terrier"),
1123     .parent = TYPE_SPITZ_MACHINE,
1124     .class_init = terrierpda_class_init,
1125 };
1126 
1127 static void spitz_machine_init(void)
1128 {
1129     type_register_static(&spitz_common_info);
1130     type_register_static(&akitapda_type);
1131     type_register_static(&spitzpda_type);
1132     type_register_static(&borzoipda_type);
1133     type_register_static(&terrierpda_type);
1134 }
1135 
1136 type_init(spitz_machine_init)
1137 
1138 static bool is_version_0(void *opaque, int version_id)
1139 {
1140     return version_id == 0;
1141 }
1142 
1143 static VMStateDescription vmstate_sl_nand_info = {
1144     .name = "sl-nand",
1145     .version_id = 0,
1146     .minimum_version_id = 0,
1147     .fields = (VMStateField[]) {
1148         VMSTATE_UINT8(ctl, SLNANDState),
1149         VMSTATE_STRUCT(ecc, SLNANDState, 0, vmstate_ecc_state, ECCState),
1150         VMSTATE_END_OF_LIST(),
1151     },
1152 };
1153 
1154 static Property sl_nand_properties[] = {
1155     DEFINE_PROP_UINT8("manf_id", SLNANDState, manf_id, NAND_MFR_SAMSUNG),
1156     DEFINE_PROP_UINT8("chip_id", SLNANDState, chip_id, 0xf1),
1157     DEFINE_PROP_END_OF_LIST(),
1158 };
1159 
1160 static void sl_nand_class_init(ObjectClass *klass, void *data)
1161 {
1162     DeviceClass *dc = DEVICE_CLASS(klass);
1163 
1164     dc->vmsd = &vmstate_sl_nand_info;
1165     device_class_set_props(dc, sl_nand_properties);
1166     dc->realize = sl_nand_realize;
1167     /* Reason: init() method uses drive_get() */
1168     dc->user_creatable = false;
1169 }
1170 
1171 static const TypeInfo sl_nand_info = {
1172     .name          = TYPE_SL_NAND,
1173     .parent        = TYPE_SYS_BUS_DEVICE,
1174     .instance_size = sizeof(SLNANDState),
1175     .instance_init = sl_nand_init,
1176     .class_init    = sl_nand_class_init,
1177 };
1178 
1179 static VMStateDescription vmstate_spitz_kbd = {
1180     .name = "spitz-keyboard",
1181     .version_id = 1,
1182     .minimum_version_id = 0,
1183     .post_load = spitz_keyboard_post_load,
1184     .fields = (VMStateField[]) {
1185         VMSTATE_UINT16(sense_state, SpitzKeyboardState),
1186         VMSTATE_UINT16(strobe_state, SpitzKeyboardState),
1187         VMSTATE_UNUSED_TEST(is_version_0, 5),
1188         VMSTATE_END_OF_LIST(),
1189     },
1190 };
1191 
1192 static void spitz_keyboard_class_init(ObjectClass *klass, void *data)
1193 {
1194     DeviceClass *dc = DEVICE_CLASS(klass);
1195 
1196     dc->vmsd = &vmstate_spitz_kbd;
1197     dc->realize = spitz_keyboard_realize;
1198 }
1199 
1200 static const TypeInfo spitz_keyboard_info = {
1201     .name          = TYPE_SPITZ_KEYBOARD,
1202     .parent        = TYPE_SYS_BUS_DEVICE,
1203     .instance_size = sizeof(SpitzKeyboardState),
1204     .instance_init = spitz_keyboard_init,
1205     .class_init    = spitz_keyboard_class_init,
1206 };
1207 
1208 static const VMStateDescription vmstate_corgi_ssp_regs = {
1209     .name = "corgi-ssp",
1210     .version_id = 2,
1211     .minimum_version_id = 2,
1212     .fields = (VMStateField[]) {
1213         VMSTATE_SSI_SLAVE(ssidev, CorgiSSPState),
1214         VMSTATE_UINT32_ARRAY(enable, CorgiSSPState, 3),
1215         VMSTATE_END_OF_LIST(),
1216     }
1217 };
1218 
1219 static void corgi_ssp_class_init(ObjectClass *klass, void *data)
1220 {
1221     DeviceClass *dc = DEVICE_CLASS(klass);
1222     SSISlaveClass *k = SSI_SLAVE_CLASS(klass);
1223 
1224     k->realize = corgi_ssp_realize;
1225     k->transfer = corgi_ssp_transfer;
1226     dc->vmsd = &vmstate_corgi_ssp_regs;
1227 }
1228 
1229 static const TypeInfo corgi_ssp_info = {
1230     .name          = TYPE_CORGI_SSP,
1231     .parent        = TYPE_SSI_SLAVE,
1232     .instance_size = sizeof(CorgiSSPState),
1233     .class_init    = corgi_ssp_class_init,
1234 };
1235 
1236 static const VMStateDescription vmstate_spitz_lcdtg_regs = {
1237     .name = "spitz-lcdtg",
1238     .version_id = 1,
1239     .minimum_version_id = 1,
1240     .fields = (VMStateField[]) {
1241         VMSTATE_SSI_SLAVE(ssidev, SpitzLCDTG),
1242         VMSTATE_UINT32(bl_intensity, SpitzLCDTG),
1243         VMSTATE_UINT32(bl_power, SpitzLCDTG),
1244         VMSTATE_END_OF_LIST(),
1245     }
1246 };
1247 
1248 static void spitz_lcdtg_class_init(ObjectClass *klass, void *data)
1249 {
1250     DeviceClass *dc = DEVICE_CLASS(klass);
1251     SSISlaveClass *k = SSI_SLAVE_CLASS(klass);
1252 
1253     k->realize = spitz_lcdtg_realize;
1254     k->transfer = spitz_lcdtg_transfer;
1255     dc->vmsd = &vmstate_spitz_lcdtg_regs;
1256 }
1257 
1258 static const TypeInfo spitz_lcdtg_info = {
1259     .name          = TYPE_SPITZ_LCDTG,
1260     .parent        = TYPE_SSI_SLAVE,
1261     .instance_size = sizeof(SpitzLCDTG),
1262     .class_init    = spitz_lcdtg_class_init,
1263 };
1264 
1265 static const TypeInfo spitz_misc_gpio_info = {
1266     .name = TYPE_SPITZ_MISC_GPIO,
1267     .parent = TYPE_SYS_BUS_DEVICE,
1268     .instance_size = sizeof(SpitzMiscGPIOState),
1269     .instance_init = spitz_misc_gpio_init,
1270     /*
1271      * No class_init required: device has no internal state so does not
1272      * need to set up reset or vmstate, and does not have a realize method.
1273      */
1274 };
1275 
1276 static void spitz_register_types(void)
1277 {
1278     type_register_static(&corgi_ssp_info);
1279     type_register_static(&spitz_lcdtg_info);
1280     type_register_static(&spitz_keyboard_info);
1281     type_register_static(&sl_nand_info);
1282     type_register_static(&spitz_misc_gpio_info);
1283 }
1284 
1285 type_init(spitz_register_types)
1286