xref: /openbmc/qemu/hw/arm/spitz.c (revision 6016b7b4)
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/adc/max111x.h"
34 #include "migration/vmstate.h"
35 #include "exec/address-spaces.h"
36 #include "cpu.h"
37 #include "qom/object.h"
38 
39 enum spitz_model_e { spitz, akita, borzoi, terrier };
40 
41 struct SpitzMachineClass {
42     MachineClass parent;
43     enum spitz_model_e model;
44     int arm_id;
45 };
46 
47 struct SpitzMachineState {
48     MachineState parent;
49     PXA2xxState *mpu;
50     DeviceState *mux;
51     DeviceState *lcdtg;
52     DeviceState *ads7846;
53     DeviceState *max1111;
54     DeviceState *scp0;
55     DeviceState *scp1;
56     DeviceState *misc_gpio;
57 };
58 
59 #define TYPE_SPITZ_MACHINE "spitz-common"
60 OBJECT_DECLARE_TYPE(SpitzMachineState, SpitzMachineClass, SPITZ_MACHINE)
61 
62 #define zaurus_printf(format, ...)                              \
63     fprintf(stderr, "%s: " format, __func__, ##__VA_ARGS__)
64 
65 /* Spitz Flash */
66 #define FLASH_BASE              0x0c000000
67 #define FLASH_ECCLPLB           0x00    /* Line parity 7 - 0 bit */
68 #define FLASH_ECCLPUB           0x04    /* Line parity 15 - 8 bit */
69 #define FLASH_ECCCP             0x08    /* Column parity 5 - 0 bit */
70 #define FLASH_ECCCNTR           0x0c    /* ECC byte counter */
71 #define FLASH_ECCCLRR           0x10    /* Clear ECC */
72 #define FLASH_FLASHIO           0x14    /* Flash I/O */
73 #define FLASH_FLASHCTL          0x18    /* Flash Control */
74 
75 #define FLASHCTL_CE0            (1 << 0)
76 #define FLASHCTL_CLE            (1 << 1)
77 #define FLASHCTL_ALE            (1 << 2)
78 #define FLASHCTL_WP             (1 << 3)
79 #define FLASHCTL_CE1            (1 << 4)
80 #define FLASHCTL_RYBY           (1 << 5)
81 #define FLASHCTL_NCE            (FLASHCTL_CE0 | FLASHCTL_CE1)
82 
83 #define TYPE_SL_NAND "sl-nand"
84 OBJECT_DECLARE_SIMPLE_TYPE(SLNANDState, SL_NAND)
85 
86 struct SLNANDState {
87     SysBusDevice parent_obj;
88 
89     MemoryRegion iomem;
90     DeviceState *nand;
91     uint8_t ctl;
92     uint8_t manf_id;
93     uint8_t chip_id;
94     ECCState ecc;
95 };
96 
97 static uint64_t sl_read(void *opaque, hwaddr addr, unsigned size)
98 {
99     SLNANDState *s = (SLNANDState *) opaque;
100     int ryby;
101 
102     switch (addr) {
103 #define BSHR(byte, from, to)    ((s->ecc.lp[byte] >> (from - to)) & (1 << to))
104     case FLASH_ECCLPLB:
105         return BSHR(0, 4, 0) | BSHR(0, 5, 2) | BSHR(0, 6, 4) | BSHR(0, 7, 6) |
106                 BSHR(1, 4, 1) | BSHR(1, 5, 3) | BSHR(1, 6, 5) | BSHR(1, 7, 7);
107 
108 #define BSHL(byte, from, to)    ((s->ecc.lp[byte] << (to - from)) & (1 << to))
109     case FLASH_ECCLPUB:
110         return BSHL(0, 0, 0) | BSHL(0, 1, 2) | BSHL(0, 2, 4) | BSHL(0, 3, 6) |
111                 BSHL(1, 0, 1) | BSHL(1, 1, 3) | BSHL(1, 2, 5) | BSHL(1, 3, 7);
112 
113     case FLASH_ECCCP:
114         return s->ecc.cp;
115 
116     case FLASH_ECCCNTR:
117         return s->ecc.count & 0xff;
118 
119     case FLASH_FLASHCTL:
120         nand_getpins(s->nand, &ryby);
121         if (ryby)
122             return s->ctl | FLASHCTL_RYBY;
123         else
124             return s->ctl;
125 
126     case FLASH_FLASHIO:
127         if (size == 4) {
128             return ecc_digest(&s->ecc, nand_getio(s->nand)) |
129                 (ecc_digest(&s->ecc, nand_getio(s->nand)) << 16);
130         }
131         return ecc_digest(&s->ecc, nand_getio(s->nand));
132 
133     default:
134         qemu_log_mask(LOG_GUEST_ERROR,
135                       "sl_read: bad register offset 0x%02" HWADDR_PRIx "\n",
136                       addr);
137     }
138     return 0;
139 }
140 
141 static void sl_write(void *opaque, hwaddr addr,
142                      uint64_t value, unsigned size)
143 {
144     SLNANDState *s = (SLNANDState *) opaque;
145 
146     switch (addr) {
147     case FLASH_ECCCLRR:
148         /* Value is ignored.  */
149         ecc_reset(&s->ecc);
150         break;
151 
152     case FLASH_FLASHCTL:
153         s->ctl = value & 0xff & ~FLASHCTL_RYBY;
154         nand_setpins(s->nand,
155                         s->ctl & FLASHCTL_CLE,
156                         s->ctl & FLASHCTL_ALE,
157                         s->ctl & FLASHCTL_NCE,
158                         s->ctl & FLASHCTL_WP,
159                         0);
160         break;
161 
162     case FLASH_FLASHIO:
163         nand_setio(s->nand, ecc_digest(&s->ecc, value & 0xff));
164         break;
165 
166     default:
167         qemu_log_mask(LOG_GUEST_ERROR,
168                       "sl_write: bad register offset 0x%02" HWADDR_PRIx "\n",
169                       addr);
170     }
171 }
172 
173 enum {
174     FLASH_128M,
175     FLASH_1024M,
176 };
177 
178 static const MemoryRegionOps sl_ops = {
179     .read = sl_read,
180     .write = sl_write,
181     .endianness = DEVICE_NATIVE_ENDIAN,
182 };
183 
184 static void sl_flash_register(PXA2xxState *cpu, int size)
185 {
186     DeviceState *dev;
187 
188     dev = qdev_new(TYPE_SL_NAND);
189 
190     qdev_prop_set_uint8(dev, "manf_id", NAND_MFR_SAMSUNG);
191     if (size == FLASH_128M)
192         qdev_prop_set_uint8(dev, "chip_id", 0x73);
193     else if (size == FLASH_1024M)
194         qdev_prop_set_uint8(dev, "chip_id", 0xf1);
195 
196     sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
197     sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, FLASH_BASE);
198 }
199 
200 static void sl_nand_init(Object *obj)
201 {
202     SLNANDState *s = SL_NAND(obj);
203     SysBusDevice *dev = SYS_BUS_DEVICE(obj);
204 
205     s->ctl = 0;
206 
207     memory_region_init_io(&s->iomem, obj, &sl_ops, s, "sl", 0x40);
208     sysbus_init_mmio(dev, &s->iomem);
209 }
210 
211 static void sl_nand_realize(DeviceState *dev, Error **errp)
212 {
213     SLNANDState *s = SL_NAND(dev);
214     DriveInfo *nand;
215 
216     /* FIXME use a qdev drive property instead of drive_get() */
217     nand = drive_get(IF_MTD, 0, 0);
218     s->nand = nand_init(nand ? blk_by_legacy_dinfo(nand) : NULL,
219                         s->manf_id, s->chip_id);
220 }
221 
222 /* Spitz Keyboard */
223 
224 #define SPITZ_KEY_STROBE_NUM    11
225 #define SPITZ_KEY_SENSE_NUM     7
226 
227 static const int spitz_gpio_key_sense[SPITZ_KEY_SENSE_NUM] = {
228     12, 17, 91, 34, 36, 38, 39
229 };
230 
231 static const int spitz_gpio_key_strobe[SPITZ_KEY_STROBE_NUM] = {
232     88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114
233 };
234 
235 /* Eighth additional row maps the special keys */
236 static int spitz_keymap[SPITZ_KEY_SENSE_NUM + 1][SPITZ_KEY_STROBE_NUM] = {
237     { 0x1d, 0x02, 0x04, 0x06, 0x07, 0x08, 0x0a, 0x0b, 0x0e, 0x3f, 0x40 },
238     {  -1 , 0x03, 0x05, 0x13, 0x15, 0x09, 0x17, 0x18, 0x19, 0x41, 0x42 },
239     { 0x0f, 0x10, 0x12, 0x14, 0x22, 0x16, 0x24, 0x25,  -1 ,  -1 ,  -1  },
240     { 0x3c, 0x11, 0x1f, 0x21, 0x2f, 0x23, 0x32, 0x26,  -1 , 0x36,  -1  },
241     { 0x3b, 0x1e, 0x20, 0x2e, 0x30, 0x31, 0x34,  -1 , 0x1c, 0x2a,  -1  },
242     { 0x44, 0x2c, 0x2d, 0x0c, 0x39, 0x33,  -1 , 0x48,  -1 ,  -1 , 0x38 },
243     { 0x37, 0x3d,  -1 , 0x45, 0x57, 0x58, 0x4b, 0x50, 0x4d,  -1 ,  -1  },
244     { 0x52, 0x43, 0x01, 0x47, 0x49,  -1 ,  -1 ,  -1 ,  -1 ,  -1 ,  -1  },
245 };
246 
247 #define SPITZ_GPIO_AK_INT       13      /* Remote control */
248 #define SPITZ_GPIO_SYNC                 16      /* Sync button */
249 #define SPITZ_GPIO_ON_KEY       95      /* Power button */
250 #define SPITZ_GPIO_SWA          97      /* Lid */
251 #define SPITZ_GPIO_SWB          96      /* Tablet mode */
252 
253 /* The special buttons are mapped to unused keys */
254 static const int spitz_gpiomap[5] = {
255     SPITZ_GPIO_AK_INT, SPITZ_GPIO_SYNC, SPITZ_GPIO_ON_KEY,
256     SPITZ_GPIO_SWA, SPITZ_GPIO_SWB,
257 };
258 
259 #define TYPE_SPITZ_KEYBOARD "spitz-keyboard"
260 OBJECT_DECLARE_SIMPLE_TYPE(SpitzKeyboardState, SPITZ_KEYBOARD)
261 
262 struct SpitzKeyboardState {
263     SysBusDevice parent_obj;
264 
265     qemu_irq sense[SPITZ_KEY_SENSE_NUM];
266     qemu_irq gpiomap[5];
267     int keymap[0x80];
268     uint16_t keyrow[SPITZ_KEY_SENSE_NUM];
269     uint16_t strobe_state;
270     uint16_t sense_state;
271 
272     uint16_t pre_map[0x100];
273     uint16_t modifiers;
274     uint16_t imodifiers;
275     uint8_t fifo[16];
276     int fifopos, fifolen;
277     QEMUTimer *kbdtimer;
278 };
279 
280 static void spitz_keyboard_sense_update(SpitzKeyboardState *s)
281 {
282     int i;
283     uint16_t strobe, sense = 0;
284     for (i = 0; i < SPITZ_KEY_SENSE_NUM; i ++) {
285         strobe = s->keyrow[i] & s->strobe_state;
286         if (strobe) {
287             sense |= 1 << i;
288             if (!(s->sense_state & (1 << i)))
289                 qemu_irq_raise(s->sense[i]);
290         } else if (s->sense_state & (1 << i))
291             qemu_irq_lower(s->sense[i]);
292     }
293 
294     s->sense_state = sense;
295 }
296 
297 static void spitz_keyboard_strobe(void *opaque, int line, int level)
298 {
299     SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
300 
301     if (level)
302         s->strobe_state |= 1 << line;
303     else
304         s->strobe_state &= ~(1 << line);
305     spitz_keyboard_sense_update(s);
306 }
307 
308 static void spitz_keyboard_keydown(SpitzKeyboardState *s, int keycode)
309 {
310     int spitz_keycode = s->keymap[keycode & 0x7f];
311     if (spitz_keycode == -1)
312         return;
313 
314     /* Handle the additional keys */
315     if ((spitz_keycode >> 4) == SPITZ_KEY_SENSE_NUM) {
316         qemu_set_irq(s->gpiomap[spitz_keycode & 0xf], (keycode < 0x80));
317         return;
318     }
319 
320     if (keycode & 0x80)
321         s->keyrow[spitz_keycode >> 4] &= ~(1 << (spitz_keycode & 0xf));
322     else
323         s->keyrow[spitz_keycode >> 4] |= 1 << (spitz_keycode & 0xf);
324 
325     spitz_keyboard_sense_update(s);
326 }
327 
328 #define SPITZ_MOD_SHIFT   (1 << 7)
329 #define SPITZ_MOD_CTRL    (1 << 8)
330 #define SPITZ_MOD_FN      (1 << 9)
331 
332 #define QUEUE_KEY(c)    s->fifo[(s->fifopos + s->fifolen ++) & 0xf] = c
333 
334 static void spitz_keyboard_handler(void *opaque, int keycode)
335 {
336     SpitzKeyboardState *s = opaque;
337     uint16_t code;
338     int mapcode;
339     switch (keycode) {
340     case 0x2a:  /* Left Shift */
341         s->modifiers |= 1;
342         break;
343     case 0xaa:
344         s->modifiers &= ~1;
345         break;
346     case 0x36:  /* Right Shift */
347         s->modifiers |= 2;
348         break;
349     case 0xb6:
350         s->modifiers &= ~2;
351         break;
352     case 0x1d:  /* Control */
353         s->modifiers |= 4;
354         break;
355     case 0x9d:
356         s->modifiers &= ~4;
357         break;
358     case 0x38:  /* Alt */
359         s->modifiers |= 8;
360         break;
361     case 0xb8:
362         s->modifiers &= ~8;
363         break;
364     }
365 
366     code = s->pre_map[mapcode = ((s->modifiers & 3) ?
367             (keycode | SPITZ_MOD_SHIFT) :
368             (keycode & ~SPITZ_MOD_SHIFT))];
369 
370     if (code != mapcode) {
371 #if 0
372         if ((code & SPITZ_MOD_SHIFT) && !(s->modifiers & 1)) {
373             QUEUE_KEY(0x2a | (keycode & 0x80));
374         }
375         if ((code & SPITZ_MOD_CTRL) && !(s->modifiers & 4)) {
376             QUEUE_KEY(0x1d | (keycode & 0x80));
377         }
378         if ((code & SPITZ_MOD_FN) && !(s->modifiers & 8)) {
379             QUEUE_KEY(0x38 | (keycode & 0x80));
380         }
381         if ((code & SPITZ_MOD_FN) && (s->modifiers & 1)) {
382             QUEUE_KEY(0x2a | (~keycode & 0x80));
383         }
384         if ((code & SPITZ_MOD_FN) && (s->modifiers & 2)) {
385             QUEUE_KEY(0x36 | (~keycode & 0x80));
386         }
387 #else
388         if (keycode & 0x80) {
389             if ((s->imodifiers & 1   ) && !(s->modifiers & 1))
390                 QUEUE_KEY(0x2a | 0x80);
391             if ((s->imodifiers & 4   ) && !(s->modifiers & 4))
392                 QUEUE_KEY(0x1d | 0x80);
393             if ((s->imodifiers & 8   ) && !(s->modifiers & 8))
394                 QUEUE_KEY(0x38 | 0x80);
395             if ((s->imodifiers & 0x10) && (s->modifiers & 1))
396                 QUEUE_KEY(0x2a);
397             if ((s->imodifiers & 0x20) && (s->modifiers & 2))
398                 QUEUE_KEY(0x36);
399             s->imodifiers = 0;
400         } else {
401             if ((code & SPITZ_MOD_SHIFT) &&
402                 !((s->modifiers | s->imodifiers) & 1)) {
403                 QUEUE_KEY(0x2a);
404                 s->imodifiers |= 1;
405             }
406             if ((code & SPITZ_MOD_CTRL) &&
407                 !((s->modifiers | s->imodifiers) & 4)) {
408                 QUEUE_KEY(0x1d);
409                 s->imodifiers |= 4;
410             }
411             if ((code & SPITZ_MOD_FN) &&
412                 !((s->modifiers | s->imodifiers) & 8)) {
413                 QUEUE_KEY(0x38);
414                 s->imodifiers |= 8;
415             }
416             if ((code & SPITZ_MOD_FN) && (s->modifiers & 1) &&
417                             !(s->imodifiers & 0x10)) {
418                 QUEUE_KEY(0x2a | 0x80);
419                 s->imodifiers |= 0x10;
420             }
421             if ((code & SPITZ_MOD_FN) && (s->modifiers & 2) &&
422                             !(s->imodifiers & 0x20)) {
423                 QUEUE_KEY(0x36 | 0x80);
424                 s->imodifiers |= 0x20;
425             }
426         }
427 #endif
428     }
429 
430     QUEUE_KEY((code & 0x7f) | (keycode & 0x80));
431 }
432 
433 static void spitz_keyboard_tick(void *opaque)
434 {
435     SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
436 
437     if (s->fifolen) {
438         spitz_keyboard_keydown(s, s->fifo[s->fifopos ++]);
439         s->fifolen --;
440         if (s->fifopos >= 16)
441             s->fifopos = 0;
442     }
443 
444     timer_mod(s->kbdtimer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) +
445                    NANOSECONDS_PER_SECOND / 32);
446 }
447 
448 static void spitz_keyboard_pre_map(SpitzKeyboardState *s)
449 {
450     int i;
451     for (i = 0; i < 0x100; i ++)
452         s->pre_map[i] = i;
453     s->pre_map[0x02 | SPITZ_MOD_SHIFT] = 0x02 | SPITZ_MOD_SHIFT; /* exclam */
454     s->pre_map[0x28 | SPITZ_MOD_SHIFT] = 0x03 | SPITZ_MOD_SHIFT; /* quotedbl */
455     s->pre_map[0x04 | SPITZ_MOD_SHIFT] = 0x04 | SPITZ_MOD_SHIFT; /* # */
456     s->pre_map[0x05 | SPITZ_MOD_SHIFT] = 0x05 | SPITZ_MOD_SHIFT; /* dollar */
457     s->pre_map[0x06 | SPITZ_MOD_SHIFT] = 0x06 | SPITZ_MOD_SHIFT; /* percent */
458     s->pre_map[0x08 | SPITZ_MOD_SHIFT] = 0x07 | SPITZ_MOD_SHIFT; /* ampersand */
459     s->pre_map[0x28]                   = 0x08 | SPITZ_MOD_SHIFT; /* ' */
460     s->pre_map[0x0a | SPITZ_MOD_SHIFT] = 0x09 | SPITZ_MOD_SHIFT; /* ( */
461     s->pre_map[0x0b | SPITZ_MOD_SHIFT] = 0x0a | SPITZ_MOD_SHIFT; /* ) */
462     s->pre_map[0x29 | SPITZ_MOD_SHIFT] = 0x0b | SPITZ_MOD_SHIFT; /* tilde */
463     s->pre_map[0x03 | SPITZ_MOD_SHIFT] = 0x0c | SPITZ_MOD_SHIFT; /* at */
464     s->pre_map[0xd3]                   = 0x0e | SPITZ_MOD_FN;    /* Delete */
465     s->pre_map[0x3a]                   = 0x0f | SPITZ_MOD_FN;    /* Caps_Lock */
466     s->pre_map[0x07 | SPITZ_MOD_SHIFT] = 0x11 | SPITZ_MOD_FN;    /* ^ */
467     s->pre_map[0x0d]                   = 0x12 | SPITZ_MOD_FN;    /* equal */
468     s->pre_map[0x0d | SPITZ_MOD_SHIFT] = 0x13 | SPITZ_MOD_FN;    /* plus */
469     s->pre_map[0x1a]                   = 0x14 | SPITZ_MOD_FN;    /* [ */
470     s->pre_map[0x1b]                   = 0x15 | SPITZ_MOD_FN;    /* ] */
471     s->pre_map[0x1a | SPITZ_MOD_SHIFT] = 0x16 | SPITZ_MOD_FN;    /* { */
472     s->pre_map[0x1b | SPITZ_MOD_SHIFT] = 0x17 | SPITZ_MOD_FN;    /* } */
473     s->pre_map[0x27]                   = 0x22 | SPITZ_MOD_FN;    /* semicolon */
474     s->pre_map[0x27 | SPITZ_MOD_SHIFT] = 0x23 | SPITZ_MOD_FN;    /* colon */
475     s->pre_map[0x09 | SPITZ_MOD_SHIFT] = 0x24 | SPITZ_MOD_FN;    /* asterisk */
476     s->pre_map[0x2b]                   = 0x25 | SPITZ_MOD_FN;    /* backslash */
477     s->pre_map[0x2b | SPITZ_MOD_SHIFT] = 0x26 | SPITZ_MOD_FN;    /* bar */
478     s->pre_map[0x0c | SPITZ_MOD_SHIFT] = 0x30 | SPITZ_MOD_FN;    /* _ */
479     s->pre_map[0x33 | SPITZ_MOD_SHIFT] = 0x33 | SPITZ_MOD_FN;    /* less */
480     s->pre_map[0x35]                   = 0x33 | SPITZ_MOD_SHIFT; /* slash */
481     s->pre_map[0x34 | SPITZ_MOD_SHIFT] = 0x34 | SPITZ_MOD_FN;    /* greater */
482     s->pre_map[0x35 | SPITZ_MOD_SHIFT] = 0x34 | SPITZ_MOD_SHIFT; /* question */
483     s->pre_map[0x49]                   = 0x48 | SPITZ_MOD_FN;    /* Page_Up */
484     s->pre_map[0x51]                   = 0x50 | SPITZ_MOD_FN;    /* Page_Down */
485 
486     s->modifiers = 0;
487     s->imodifiers = 0;
488     s->fifopos = 0;
489     s->fifolen = 0;
490 }
491 
492 #undef SPITZ_MOD_SHIFT
493 #undef SPITZ_MOD_CTRL
494 #undef SPITZ_MOD_FN
495 
496 static int spitz_keyboard_post_load(void *opaque, int version_id)
497 {
498     SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
499 
500     /* Release all pressed keys */
501     memset(s->keyrow, 0, sizeof(s->keyrow));
502     spitz_keyboard_sense_update(s);
503     s->modifiers = 0;
504     s->imodifiers = 0;
505     s->fifopos = 0;
506     s->fifolen = 0;
507 
508     return 0;
509 }
510 
511 static void spitz_keyboard_register(PXA2xxState *cpu)
512 {
513     int i;
514     DeviceState *dev;
515     SpitzKeyboardState *s;
516 
517     dev = sysbus_create_simple(TYPE_SPITZ_KEYBOARD, -1, NULL);
518     s = SPITZ_KEYBOARD(dev);
519 
520     for (i = 0; i < SPITZ_KEY_SENSE_NUM; i ++)
521         qdev_connect_gpio_out(dev, i, qdev_get_gpio_in(cpu->gpio, spitz_gpio_key_sense[i]));
522 
523     for (i = 0; i < 5; i ++)
524         s->gpiomap[i] = qdev_get_gpio_in(cpu->gpio, spitz_gpiomap[i]);
525 
526     if (!graphic_rotate)
527         s->gpiomap[4] = qemu_irq_invert(s->gpiomap[4]);
528 
529     for (i = 0; i < 5; i++)
530         qemu_set_irq(s->gpiomap[i], 0);
531 
532     for (i = 0; i < SPITZ_KEY_STROBE_NUM; i ++)
533         qdev_connect_gpio_out(cpu->gpio, spitz_gpio_key_strobe[i],
534                 qdev_get_gpio_in(dev, i));
535 
536     timer_mod(s->kbdtimer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL));
537 
538     qemu_add_kbd_event_handler(spitz_keyboard_handler, s);
539 }
540 
541 static void spitz_keyboard_init(Object *obj)
542 {
543     DeviceState *dev = DEVICE(obj);
544     SpitzKeyboardState *s = SPITZ_KEYBOARD(obj);
545     int i, j;
546 
547     for (i = 0; i < 0x80; i ++)
548         s->keymap[i] = -1;
549     for (i = 0; i < SPITZ_KEY_SENSE_NUM + 1; i ++)
550         for (j = 0; j < SPITZ_KEY_STROBE_NUM; j ++)
551             if (spitz_keymap[i][j] != -1)
552                 s->keymap[spitz_keymap[i][j]] = (i << 4) | j;
553 
554     spitz_keyboard_pre_map(s);
555 
556     qdev_init_gpio_in(dev, spitz_keyboard_strobe, SPITZ_KEY_STROBE_NUM);
557     qdev_init_gpio_out(dev, s->sense, SPITZ_KEY_SENSE_NUM);
558 }
559 
560 static void spitz_keyboard_realize(DeviceState *dev, Error **errp)
561 {
562     SpitzKeyboardState *s = SPITZ_KEYBOARD(dev);
563     s->kbdtimer = timer_new_ns(QEMU_CLOCK_VIRTUAL, spitz_keyboard_tick, s);
564 }
565 
566 /* LCD backlight controller */
567 
568 #define LCDTG_RESCTL    0x00
569 #define LCDTG_PHACTRL   0x01
570 #define LCDTG_DUTYCTRL  0x02
571 #define LCDTG_POWERREG0         0x03
572 #define LCDTG_POWERREG1         0x04
573 #define LCDTG_GPOR3     0x05
574 #define LCDTG_PICTRL    0x06
575 #define LCDTG_POLCTRL   0x07
576 
577 #define TYPE_SPITZ_LCDTG "spitz-lcdtg"
578 OBJECT_DECLARE_SIMPLE_TYPE(SpitzLCDTG, SPITZ_LCDTG)
579 
580 struct SpitzLCDTG {
581     SSIPeripheral ssidev;
582     uint32_t bl_intensity;
583     uint32_t bl_power;
584 };
585 
586 static void spitz_bl_update(SpitzLCDTG *s)
587 {
588     if (s->bl_power && s->bl_intensity)
589         zaurus_printf("LCD Backlight now at %u/63\n", s->bl_intensity);
590     else
591         zaurus_printf("LCD Backlight now off\n");
592 }
593 
594 static inline void spitz_bl_bit5(void *opaque, int line, int level)
595 {
596     SpitzLCDTG *s = opaque;
597     int prev = s->bl_intensity;
598 
599     if (level)
600         s->bl_intensity &= ~0x20;
601     else
602         s->bl_intensity |= 0x20;
603 
604     if (s->bl_power && prev != s->bl_intensity)
605         spitz_bl_update(s);
606 }
607 
608 static inline void spitz_bl_power(void *opaque, int line, int level)
609 {
610     SpitzLCDTG *s = opaque;
611     s->bl_power = !!level;
612     spitz_bl_update(s);
613 }
614 
615 static uint32_t spitz_lcdtg_transfer(SSIPeripheral *dev, uint32_t value)
616 {
617     SpitzLCDTG *s = SPITZ_LCDTG(dev);
618     int addr;
619     addr = value >> 5;
620     value &= 0x1f;
621 
622     switch (addr) {
623     case LCDTG_RESCTL:
624         if (value)
625             zaurus_printf("LCD in QVGA mode\n");
626         else
627             zaurus_printf("LCD in VGA mode\n");
628         break;
629 
630     case LCDTG_DUTYCTRL:
631         s->bl_intensity &= ~0x1f;
632         s->bl_intensity |= value;
633         if (s->bl_power)
634             spitz_bl_update(s);
635         break;
636 
637     case LCDTG_POWERREG0:
638         /* Set common voltage to M62332FP */
639         break;
640     }
641     return 0;
642 }
643 
644 static void spitz_lcdtg_realize(SSIPeripheral *ssi, Error **errp)
645 {
646     SpitzLCDTG *s = SPITZ_LCDTG(ssi);
647     DeviceState *dev = DEVICE(s);
648 
649     s->bl_power = 0;
650     s->bl_intensity = 0x20;
651 
652     qdev_init_gpio_in_named(dev, spitz_bl_bit5, "bl_bit5", 1);
653     qdev_init_gpio_in_named(dev, spitz_bl_power, "bl_power", 1);
654 }
655 
656 /* SSP devices */
657 
658 #define CORGI_SSP_PORT          2
659 
660 #define SPITZ_GPIO_LCDCON_CS    53
661 #define SPITZ_GPIO_ADS7846_CS   14
662 #define SPITZ_GPIO_MAX1111_CS   20
663 #define SPITZ_GPIO_TP_INT       11
664 
665 #define TYPE_CORGI_SSP "corgi-ssp"
666 OBJECT_DECLARE_SIMPLE_TYPE(CorgiSSPState, CORGI_SSP)
667 
668 /* "Demux" the signal based on current chipselect */
669 struct CorgiSSPState {
670     SSIPeripheral ssidev;
671     SSIBus *bus[3];
672     uint32_t enable[3];
673 };
674 
675 static uint32_t corgi_ssp_transfer(SSIPeripheral *dev, uint32_t value)
676 {
677     CorgiSSPState *s = CORGI_SSP(dev);
678     int i;
679 
680     for (i = 0; i < 3; i++) {
681         if (s->enable[i]) {
682             return ssi_transfer(s->bus[i], value);
683         }
684     }
685     return 0;
686 }
687 
688 static void corgi_ssp_gpio_cs(void *opaque, int line, int level)
689 {
690     CorgiSSPState *s = (CorgiSSPState *)opaque;
691     assert(line >= 0 && line < 3);
692     s->enable[line] = !level;
693 }
694 
695 #define MAX1111_BATT_VOLT       1
696 #define MAX1111_BATT_TEMP       2
697 #define MAX1111_ACIN_VOLT       3
698 
699 #define SPITZ_BATTERY_TEMP      0xe0    /* About 2.9V */
700 #define SPITZ_BATTERY_VOLT      0xd0    /* About 4.0V */
701 #define SPITZ_CHARGEON_ACIN     0x80    /* About 5.0V */
702 
703 static void corgi_ssp_realize(SSIPeripheral *d, Error **errp)
704 {
705     DeviceState *dev = DEVICE(d);
706     CorgiSSPState *s = CORGI_SSP(d);
707 
708     qdev_init_gpio_in(dev, corgi_ssp_gpio_cs, 3);
709     s->bus[0] = ssi_create_bus(dev, "ssi0");
710     s->bus[1] = ssi_create_bus(dev, "ssi1");
711     s->bus[2] = ssi_create_bus(dev, "ssi2");
712 }
713 
714 static void spitz_ssp_attach(SpitzMachineState *sms)
715 {
716     void *bus;
717 
718     sms->mux = ssi_create_peripheral(sms->mpu->ssp[CORGI_SSP_PORT - 1],
719                                      TYPE_CORGI_SSP);
720 
721     bus = qdev_get_child_bus(sms->mux, "ssi0");
722     sms->lcdtg = ssi_create_peripheral(bus, TYPE_SPITZ_LCDTG);
723 
724     bus = qdev_get_child_bus(sms->mux, "ssi1");
725     sms->ads7846 = ssi_create_peripheral(bus, "ads7846");
726     qdev_connect_gpio_out(sms->ads7846, 0,
727                           qdev_get_gpio_in(sms->mpu->gpio, SPITZ_GPIO_TP_INT));
728 
729     bus = qdev_get_child_bus(sms->mux, "ssi2");
730     sms->max1111 = qdev_new(TYPE_MAX_1111);
731     qdev_prop_set_uint8(sms->max1111, "input1" /* BATT_VOLT */,
732                         SPITZ_BATTERY_VOLT);
733     qdev_prop_set_uint8(sms->max1111, "input2" /* BATT_TEMP */, 0);
734     qdev_prop_set_uint8(sms->max1111, "input3" /* ACIN_VOLT */,
735                         SPITZ_CHARGEON_ACIN);
736     ssi_realize_and_unref(sms->max1111, bus, &error_fatal);
737 
738     qdev_connect_gpio_out(sms->mpu->gpio, SPITZ_GPIO_LCDCON_CS,
739                         qdev_get_gpio_in(sms->mux, 0));
740     qdev_connect_gpio_out(sms->mpu->gpio, SPITZ_GPIO_ADS7846_CS,
741                         qdev_get_gpio_in(sms->mux, 1));
742     qdev_connect_gpio_out(sms->mpu->gpio, SPITZ_GPIO_MAX1111_CS,
743                         qdev_get_gpio_in(sms->mux, 2));
744 }
745 
746 /* CF Microdrive */
747 
748 static void spitz_microdrive_attach(PXA2xxState *cpu, int slot)
749 {
750     PCMCIACardState *md;
751     DriveInfo *dinfo;
752 
753     dinfo = drive_get(IF_IDE, 0, 0);
754     if (!dinfo || dinfo->media_cd)
755         return;
756     md = dscm1xxxx_init(dinfo);
757     pxa2xx_pcmcia_attach(cpu->pcmcia[slot], md);
758 }
759 
760 /* Wm8750 and Max7310 on I2C */
761 
762 #define AKITA_MAX_ADDR  0x18
763 #define SPITZ_WM_ADDRL  0x1b
764 #define SPITZ_WM_ADDRH  0x1a
765 
766 #define SPITZ_GPIO_WM   5
767 
768 static void spitz_wm8750_addr(void *opaque, int line, int level)
769 {
770     I2CSlave *wm = (I2CSlave *) opaque;
771     if (level)
772         i2c_slave_set_address(wm, SPITZ_WM_ADDRH);
773     else
774         i2c_slave_set_address(wm, SPITZ_WM_ADDRL);
775 }
776 
777 static void spitz_i2c_setup(PXA2xxState *cpu)
778 {
779     /* Attach the CPU on one end of our I2C bus.  */
780     I2CBus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
781 
782     DeviceState *wm;
783 
784     /* Attach a WM8750 to the bus */
785     wm = DEVICE(i2c_slave_create_simple(bus, TYPE_WM8750, 0));
786 
787     spitz_wm8750_addr(wm, 0, 0);
788     qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_WM,
789                           qemu_allocate_irq(spitz_wm8750_addr, wm, 0));
790     /* .. and to the sound interface.  */
791     cpu->i2s->opaque = wm;
792     cpu->i2s->codec_out = wm8750_dac_dat;
793     cpu->i2s->codec_in = wm8750_adc_dat;
794     wm8750_data_req_set(wm, cpu->i2s->data_req, cpu->i2s);
795 }
796 
797 static void spitz_akita_i2c_setup(PXA2xxState *cpu)
798 {
799     /* Attach a Max7310 to Akita I2C bus.  */
800     i2c_slave_create_simple(pxa2xx_i2c_bus(cpu->i2c[0]), "max7310",
801                      AKITA_MAX_ADDR);
802 }
803 
804 /* Other peripherals */
805 
806 /*
807  * Encapsulation of some miscellaneous GPIO line behaviour for the Spitz boards.
808  *
809  * QEMU interface:
810  *  + named GPIO inputs "green-led", "orange-led", "charging", "discharging":
811  *    these currently just print messages that the line has been signalled
812  *  + named GPIO input "adc-temp-on": set to cause the battery-temperature
813  *    value to be passed to the max111x ADC
814  *  + named GPIO output "adc-temp": the ADC value, to be wired up to the max111x
815  */
816 #define TYPE_SPITZ_MISC_GPIO "spitz-misc-gpio"
817 OBJECT_DECLARE_SIMPLE_TYPE(SpitzMiscGPIOState, SPITZ_MISC_GPIO)
818 
819 struct SpitzMiscGPIOState {
820     SysBusDevice parent_obj;
821 
822     qemu_irq adc_value;
823 };
824 
825 static void spitz_misc_charging(void *opaque, int n, int level)
826 {
827     zaurus_printf("Charging %s.\n", level ? "off" : "on");
828 }
829 
830 static void spitz_misc_discharging(void *opaque, int n, int level)
831 {
832     zaurus_printf("Discharging %s.\n", level ? "off" : "on");
833 }
834 
835 static void spitz_misc_green_led(void *opaque, int n, int level)
836 {
837     zaurus_printf("Green LED %s.\n", level ? "off" : "on");
838 }
839 
840 static void spitz_misc_orange_led(void *opaque, int n, int level)
841 {
842     zaurus_printf("Orange LED %s.\n", level ? "off" : "on");
843 }
844 
845 static void spitz_misc_adc_temp(void *opaque, int n, int level)
846 {
847     SpitzMiscGPIOState *s = SPITZ_MISC_GPIO(opaque);
848     int batt_temp = level ? SPITZ_BATTERY_TEMP : 0;
849 
850     qemu_set_irq(s->adc_value, batt_temp);
851 }
852 
853 static void spitz_misc_gpio_init(Object *obj)
854 {
855     SpitzMiscGPIOState *s = SPITZ_MISC_GPIO(obj);
856     DeviceState *dev = DEVICE(obj);
857 
858     qdev_init_gpio_in_named(dev, spitz_misc_charging, "charging", 1);
859     qdev_init_gpio_in_named(dev, spitz_misc_discharging, "discharging", 1);
860     qdev_init_gpio_in_named(dev, spitz_misc_green_led, "green-led", 1);
861     qdev_init_gpio_in_named(dev, spitz_misc_orange_led, "orange-led", 1);
862     qdev_init_gpio_in_named(dev, spitz_misc_adc_temp, "adc-temp-on", 1);
863 
864     qdev_init_gpio_out_named(dev, &s->adc_value, "adc-temp", 1);
865 }
866 
867 #define SPITZ_SCP_LED_GREEN             1
868 #define SPITZ_SCP_JK_B                  2
869 #define SPITZ_SCP_CHRG_ON               3
870 #define SPITZ_SCP_MUTE_L                4
871 #define SPITZ_SCP_MUTE_R                5
872 #define SPITZ_SCP_CF_POWER              6
873 #define SPITZ_SCP_LED_ORANGE            7
874 #define SPITZ_SCP_JK_A                  8
875 #define SPITZ_SCP_ADC_TEMP_ON           9
876 #define SPITZ_SCP2_IR_ON                1
877 #define SPITZ_SCP2_AKIN_PULLUP          2
878 #define SPITZ_SCP2_BACKLIGHT_CONT       7
879 #define SPITZ_SCP2_BACKLIGHT_ON                 8
880 #define SPITZ_SCP2_MIC_BIAS             9
881 
882 static void spitz_scoop_gpio_setup(SpitzMachineState *sms)
883 {
884     DeviceState *miscdev = sysbus_create_simple(TYPE_SPITZ_MISC_GPIO, -1, NULL);
885 
886     sms->misc_gpio = miscdev;
887 
888     qdev_connect_gpio_out(sms->scp0, SPITZ_SCP_CHRG_ON,
889                           qdev_get_gpio_in_named(miscdev, "charging", 0));
890     qdev_connect_gpio_out(sms->scp0, SPITZ_SCP_JK_B,
891                           qdev_get_gpio_in_named(miscdev, "discharging", 0));
892     qdev_connect_gpio_out(sms->scp0, SPITZ_SCP_LED_GREEN,
893                           qdev_get_gpio_in_named(miscdev, "green-led", 0));
894     qdev_connect_gpio_out(sms->scp0, SPITZ_SCP_LED_ORANGE,
895                           qdev_get_gpio_in_named(miscdev, "orange-led", 0));
896     qdev_connect_gpio_out(sms->scp0, SPITZ_SCP_ADC_TEMP_ON,
897                           qdev_get_gpio_in_named(miscdev, "adc-temp-on", 0));
898     qdev_connect_gpio_out_named(miscdev, "adc-temp", 0,
899                                 qdev_get_gpio_in(sms->max1111, MAX1111_BATT_TEMP));
900 
901     if (sms->scp1) {
902         qdev_connect_gpio_out(sms->scp1, SPITZ_SCP2_BACKLIGHT_CONT,
903                               qdev_get_gpio_in_named(sms->lcdtg, "bl_bit5", 0));
904         qdev_connect_gpio_out(sms->scp1, SPITZ_SCP2_BACKLIGHT_ON,
905                               qdev_get_gpio_in_named(sms->lcdtg, "bl_power", 0));
906     }
907 }
908 
909 #define SPITZ_GPIO_HSYNC                22
910 #define SPITZ_GPIO_SD_DETECT            9
911 #define SPITZ_GPIO_SD_WP                81
912 #define SPITZ_GPIO_ON_RESET             89
913 #define SPITZ_GPIO_BAT_COVER            90
914 #define SPITZ_GPIO_CF1_IRQ              105
915 #define SPITZ_GPIO_CF1_CD               94
916 #define SPITZ_GPIO_CF2_IRQ              106
917 #define SPITZ_GPIO_CF2_CD               93
918 
919 static int spitz_hsync;
920 
921 static void spitz_lcd_hsync_handler(void *opaque, int line, int level)
922 {
923     PXA2xxState *cpu = (PXA2xxState *) opaque;
924     qemu_set_irq(qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_HSYNC), spitz_hsync);
925     spitz_hsync ^= 1;
926 }
927 
928 static void spitz_reset(void *opaque, int line, int level)
929 {
930     if (level) {
931         qemu_system_reset_request(SHUTDOWN_CAUSE_GUEST_RESET);
932     }
933 }
934 
935 static void spitz_gpio_setup(PXA2xxState *cpu, int slots)
936 {
937     qemu_irq lcd_hsync;
938     qemu_irq reset;
939 
940     /*
941      * Bad hack: We toggle the LCD hsync GPIO on every GPIO status
942      * read to satisfy broken guests that poll-wait for hsync.
943      * Simulating a real hsync event would be less practical and
944      * wouldn't guarantee that a guest ever exits the loop.
945      */
946     spitz_hsync = 0;
947     lcd_hsync = qemu_allocate_irq(spitz_lcd_hsync_handler, cpu, 0);
948     pxa2xx_gpio_read_notifier(cpu->gpio, lcd_hsync);
949     pxa2xx_lcd_vsync_notifier(cpu->lcd, lcd_hsync);
950 
951     /* MMC/SD host */
952     pxa2xx_mmci_handlers(cpu->mmc,
953                     qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_SD_WP),
954                     qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_SD_DETECT));
955 
956     /* Battery lock always closed */
957     qemu_irq_raise(qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_BAT_COVER));
958 
959     /* Handle reset */
960     reset = qemu_allocate_irq(spitz_reset, cpu, 0);
961     qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_ON_RESET, reset);
962 
963     /* PCMCIA signals: card's IRQ and Card-Detect */
964     if (slots >= 1)
965         pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0],
966                         qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF1_IRQ),
967                         qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF1_CD));
968     if (slots >= 2)
969         pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1],
970                         qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF2_IRQ),
971                         qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF2_CD));
972 }
973 
974 /* Board init.  */
975 #define SPITZ_RAM       0x04000000
976 #define SPITZ_ROM       0x00800000
977 
978 static struct arm_boot_info spitz_binfo = {
979     .loader_start = PXA2XX_SDRAM_BASE,
980     .ram_size = 0x04000000,
981 };
982 
983 static void spitz_common_init(MachineState *machine)
984 {
985     SpitzMachineClass *smc = SPITZ_MACHINE_GET_CLASS(machine);
986     SpitzMachineState *sms = SPITZ_MACHINE(machine);
987     enum spitz_model_e model = smc->model;
988     PXA2xxState *mpu;
989     MemoryRegion *address_space_mem = get_system_memory();
990     MemoryRegion *rom = g_new(MemoryRegion, 1);
991 
992     /* Setup CPU & memory */
993     mpu = pxa270_init(address_space_mem, spitz_binfo.ram_size,
994                       machine->cpu_type);
995     sms->mpu = mpu;
996 
997     sl_flash_register(mpu, (model == spitz) ? FLASH_128M : FLASH_1024M);
998 
999     memory_region_init_rom(rom, NULL, "spitz.rom", SPITZ_ROM, &error_fatal);
1000     memory_region_add_subregion(address_space_mem, 0, rom);
1001 
1002     /* Setup peripherals */
1003     spitz_keyboard_register(mpu);
1004 
1005     spitz_ssp_attach(sms);
1006 
1007     sms->scp0 = sysbus_create_simple("scoop", 0x10800000, NULL);
1008     if (model != akita) {
1009         sms->scp1 = sysbus_create_simple("scoop", 0x08800040, NULL);
1010     } else {
1011         sms->scp1 = NULL;
1012     }
1013 
1014     spitz_scoop_gpio_setup(sms);
1015 
1016     spitz_gpio_setup(mpu, (model == akita) ? 1 : 2);
1017 
1018     spitz_i2c_setup(mpu);
1019 
1020     if (model == akita)
1021         spitz_akita_i2c_setup(mpu);
1022 
1023     if (model == terrier)
1024         /* A 6.0 GB microdrive is permanently sitting in CF slot 1.  */
1025         spitz_microdrive_attach(mpu, 1);
1026     else if (model != akita)
1027         /* A 4.0 GB microdrive is permanently sitting in CF slot 0.  */
1028         spitz_microdrive_attach(mpu, 0);
1029 
1030     spitz_binfo.board_id = smc->arm_id;
1031     arm_load_kernel(mpu->cpu, machine, &spitz_binfo);
1032     sl_bootparam_write(SL_PXA_PARAM_BASE);
1033 }
1034 
1035 static void spitz_common_class_init(ObjectClass *oc, void *data)
1036 {
1037     MachineClass *mc = MACHINE_CLASS(oc);
1038 
1039     mc->block_default_type = IF_IDE;
1040     mc->ignore_memory_transaction_failures = true;
1041     mc->init = spitz_common_init;
1042 }
1043 
1044 static const TypeInfo spitz_common_info = {
1045     .name = TYPE_SPITZ_MACHINE,
1046     .parent = TYPE_MACHINE,
1047     .abstract = true,
1048     .instance_size = sizeof(SpitzMachineState),
1049     .class_size = sizeof(SpitzMachineClass),
1050     .class_init = spitz_common_class_init,
1051 };
1052 
1053 static void akitapda_class_init(ObjectClass *oc, void *data)
1054 {
1055     MachineClass *mc = MACHINE_CLASS(oc);
1056     SpitzMachineClass *smc = SPITZ_MACHINE_CLASS(oc);
1057 
1058     mc->desc = "Sharp SL-C1000 (Akita) PDA (PXA270)";
1059     mc->default_cpu_type = ARM_CPU_TYPE_NAME("pxa270-c0");
1060     smc->model = akita;
1061     smc->arm_id = 0x2e8;
1062 }
1063 
1064 static const TypeInfo akitapda_type = {
1065     .name = MACHINE_TYPE_NAME("akita"),
1066     .parent = TYPE_SPITZ_MACHINE,
1067     .class_init = akitapda_class_init,
1068 };
1069 
1070 static void spitzpda_class_init(ObjectClass *oc, void *data)
1071 {
1072     MachineClass *mc = MACHINE_CLASS(oc);
1073     SpitzMachineClass *smc = SPITZ_MACHINE_CLASS(oc);
1074 
1075     mc->desc = "Sharp SL-C3000 (Spitz) PDA (PXA270)";
1076     mc->default_cpu_type = ARM_CPU_TYPE_NAME("pxa270-c0");
1077     smc->model = spitz;
1078     smc->arm_id = 0x2c9;
1079 }
1080 
1081 static const TypeInfo spitzpda_type = {
1082     .name = MACHINE_TYPE_NAME("spitz"),
1083     .parent = TYPE_SPITZ_MACHINE,
1084     .class_init = spitzpda_class_init,
1085 };
1086 
1087 static void borzoipda_class_init(ObjectClass *oc, void *data)
1088 {
1089     MachineClass *mc = MACHINE_CLASS(oc);
1090     SpitzMachineClass *smc = SPITZ_MACHINE_CLASS(oc);
1091 
1092     mc->desc = "Sharp SL-C3100 (Borzoi) PDA (PXA270)";
1093     mc->default_cpu_type = ARM_CPU_TYPE_NAME("pxa270-c0");
1094     smc->model = borzoi;
1095     smc->arm_id = 0x33f;
1096 }
1097 
1098 static const TypeInfo borzoipda_type = {
1099     .name = MACHINE_TYPE_NAME("borzoi"),
1100     .parent = TYPE_SPITZ_MACHINE,
1101     .class_init = borzoipda_class_init,
1102 };
1103 
1104 static void terrierpda_class_init(ObjectClass *oc, void *data)
1105 {
1106     MachineClass *mc = MACHINE_CLASS(oc);
1107     SpitzMachineClass *smc = SPITZ_MACHINE_CLASS(oc);
1108 
1109     mc->desc = "Sharp SL-C3200 (Terrier) PDA (PXA270)";
1110     mc->default_cpu_type = ARM_CPU_TYPE_NAME("pxa270-c5");
1111     smc->model = terrier;
1112     smc->arm_id = 0x33f;
1113 }
1114 
1115 static const TypeInfo terrierpda_type = {
1116     .name = MACHINE_TYPE_NAME("terrier"),
1117     .parent = TYPE_SPITZ_MACHINE,
1118     .class_init = terrierpda_class_init,
1119 };
1120 
1121 static void spitz_machine_init(void)
1122 {
1123     type_register_static(&spitz_common_info);
1124     type_register_static(&akitapda_type);
1125     type_register_static(&spitzpda_type);
1126     type_register_static(&borzoipda_type);
1127     type_register_static(&terrierpda_type);
1128 }
1129 
1130 type_init(spitz_machine_init)
1131 
1132 static bool is_version_0(void *opaque, int version_id)
1133 {
1134     return version_id == 0;
1135 }
1136 
1137 static const VMStateDescription vmstate_sl_nand_info = {
1138     .name = "sl-nand",
1139     .version_id = 0,
1140     .minimum_version_id = 0,
1141     .fields = (VMStateField[]) {
1142         VMSTATE_UINT8(ctl, SLNANDState),
1143         VMSTATE_STRUCT(ecc, SLNANDState, 0, vmstate_ecc_state, ECCState),
1144         VMSTATE_END_OF_LIST(),
1145     },
1146 };
1147 
1148 static Property sl_nand_properties[] = {
1149     DEFINE_PROP_UINT8("manf_id", SLNANDState, manf_id, NAND_MFR_SAMSUNG),
1150     DEFINE_PROP_UINT8("chip_id", SLNANDState, chip_id, 0xf1),
1151     DEFINE_PROP_END_OF_LIST(),
1152 };
1153 
1154 static void sl_nand_class_init(ObjectClass *klass, void *data)
1155 {
1156     DeviceClass *dc = DEVICE_CLASS(klass);
1157 
1158     dc->vmsd = &vmstate_sl_nand_info;
1159     device_class_set_props(dc, sl_nand_properties);
1160     dc->realize = sl_nand_realize;
1161     /* Reason: init() method uses drive_get() */
1162     dc->user_creatable = false;
1163 }
1164 
1165 static const TypeInfo sl_nand_info = {
1166     .name          = TYPE_SL_NAND,
1167     .parent        = TYPE_SYS_BUS_DEVICE,
1168     .instance_size = sizeof(SLNANDState),
1169     .instance_init = sl_nand_init,
1170     .class_init    = sl_nand_class_init,
1171 };
1172 
1173 static const VMStateDescription vmstate_spitz_kbd = {
1174     .name = "spitz-keyboard",
1175     .version_id = 1,
1176     .minimum_version_id = 0,
1177     .post_load = spitz_keyboard_post_load,
1178     .fields = (VMStateField[]) {
1179         VMSTATE_UINT16(sense_state, SpitzKeyboardState),
1180         VMSTATE_UINT16(strobe_state, SpitzKeyboardState),
1181         VMSTATE_UNUSED_TEST(is_version_0, 5),
1182         VMSTATE_END_OF_LIST(),
1183     },
1184 };
1185 
1186 static void spitz_keyboard_class_init(ObjectClass *klass, void *data)
1187 {
1188     DeviceClass *dc = DEVICE_CLASS(klass);
1189 
1190     dc->vmsd = &vmstate_spitz_kbd;
1191     dc->realize = spitz_keyboard_realize;
1192 }
1193 
1194 static const TypeInfo spitz_keyboard_info = {
1195     .name          = TYPE_SPITZ_KEYBOARD,
1196     .parent        = TYPE_SYS_BUS_DEVICE,
1197     .instance_size = sizeof(SpitzKeyboardState),
1198     .instance_init = spitz_keyboard_init,
1199     .class_init    = spitz_keyboard_class_init,
1200 };
1201 
1202 static const VMStateDescription vmstate_corgi_ssp_regs = {
1203     .name = "corgi-ssp",
1204     .version_id = 2,
1205     .minimum_version_id = 2,
1206     .fields = (VMStateField[]) {
1207         VMSTATE_SSI_PERIPHERAL(ssidev, CorgiSSPState),
1208         VMSTATE_UINT32_ARRAY(enable, CorgiSSPState, 3),
1209         VMSTATE_END_OF_LIST(),
1210     }
1211 };
1212 
1213 static void corgi_ssp_class_init(ObjectClass *klass, void *data)
1214 {
1215     DeviceClass *dc = DEVICE_CLASS(klass);
1216     SSIPeripheralClass *k = SSI_PERIPHERAL_CLASS(klass);
1217 
1218     k->realize = corgi_ssp_realize;
1219     k->transfer = corgi_ssp_transfer;
1220     dc->vmsd = &vmstate_corgi_ssp_regs;
1221 }
1222 
1223 static const TypeInfo corgi_ssp_info = {
1224     .name          = TYPE_CORGI_SSP,
1225     .parent        = TYPE_SSI_PERIPHERAL,
1226     .instance_size = sizeof(CorgiSSPState),
1227     .class_init    = corgi_ssp_class_init,
1228 };
1229 
1230 static const VMStateDescription vmstate_spitz_lcdtg_regs = {
1231     .name = "spitz-lcdtg",
1232     .version_id = 1,
1233     .minimum_version_id = 1,
1234     .fields = (VMStateField[]) {
1235         VMSTATE_SSI_PERIPHERAL(ssidev, SpitzLCDTG),
1236         VMSTATE_UINT32(bl_intensity, SpitzLCDTG),
1237         VMSTATE_UINT32(bl_power, SpitzLCDTG),
1238         VMSTATE_END_OF_LIST(),
1239     }
1240 };
1241 
1242 static void spitz_lcdtg_class_init(ObjectClass *klass, void *data)
1243 {
1244     DeviceClass *dc = DEVICE_CLASS(klass);
1245     SSIPeripheralClass *k = SSI_PERIPHERAL_CLASS(klass);
1246 
1247     k->realize = spitz_lcdtg_realize;
1248     k->transfer = spitz_lcdtg_transfer;
1249     dc->vmsd = &vmstate_spitz_lcdtg_regs;
1250 }
1251 
1252 static const TypeInfo spitz_lcdtg_info = {
1253     .name          = TYPE_SPITZ_LCDTG,
1254     .parent        = TYPE_SSI_PERIPHERAL,
1255     .instance_size = sizeof(SpitzLCDTG),
1256     .class_init    = spitz_lcdtg_class_init,
1257 };
1258 
1259 static const TypeInfo spitz_misc_gpio_info = {
1260     .name = TYPE_SPITZ_MISC_GPIO,
1261     .parent = TYPE_SYS_BUS_DEVICE,
1262     .instance_size = sizeof(SpitzMiscGPIOState),
1263     .instance_init = spitz_misc_gpio_init,
1264     /*
1265      * No class_init required: device has no internal state so does not
1266      * need to set up reset or vmstate, and does not have a realize method.
1267      */
1268 };
1269 
1270 static void spitz_register_types(void)
1271 {
1272     type_register_static(&corgi_ssp_info);
1273     type_register_static(&spitz_lcdtg_info);
1274     type_register_static(&spitz_keyboard_info);
1275     type_register_static(&sl_nand_info);
1276     type_register_static(&spitz_misc_gpio_info);
1277 }
1278 
1279 type_init(spitz_register_types)
1280