xref: /openbmc/qemu/hw/arm/nseries.c (revision 0a9516c2)
1 /*
2  * Nokia N-series internet tablets.
3  *
4  * Copyright (C) 2007 Nokia Corporation
5  * Written by Andrzej Zaborowski <andrew@openedhand.com>
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License as
9  * published by the Free Software Foundation; either version 2 or
10  * (at your option) version 3 of the License.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License along
18  * with this program; if not, see <http://www.gnu.org/licenses/>.
19  */
20 
21 #include "qemu-common.h"
22 #include "sysemu/sysemu.h"
23 #include "hw/arm/omap.h"
24 #include "hw/arm/arm.h"
25 #include "hw/irq.h"
26 #include "ui/console.h"
27 #include "hw/boards.h"
28 #include "hw/i2c/i2c.h"
29 #include "hw/devices.h"
30 #include "hw/block/flash.h"
31 #include "hw/hw.h"
32 #include "hw/bt.h"
33 #include "hw/loader.h"
34 #include "sysemu/block-backend.h"
35 #include "hw/sysbus.h"
36 #include "exec/address-spaces.h"
37 
38 /* Nokia N8x0 support */
39 struct n800_s {
40     struct omap_mpu_state_s *mpu;
41 
42     struct rfbi_chip_s blizzard;
43     struct {
44         void *opaque;
45         uint32_t (*txrx)(void *opaque, uint32_t value, int len);
46         uWireSlave *chip;
47     } ts;
48 
49     int keymap[0x80];
50     DeviceState *kbd;
51 
52     DeviceState *usb;
53     void *retu;
54     void *tahvo;
55     DeviceState *nand;
56 };
57 
58 /* GPIO pins */
59 #define N8X0_TUSB_ENABLE_GPIO		0
60 #define N800_MMC2_WP_GPIO		8
61 #define N800_UNKNOWN_GPIO0		9	/* out */
62 #define N810_MMC2_VIOSD_GPIO		9
63 #define N810_HEADSET_AMP_GPIO		10
64 #define N800_CAM_TURN_GPIO		12
65 #define N810_GPS_RESET_GPIO		12
66 #define N800_BLIZZARD_POWERDOWN_GPIO	15
67 #define N800_MMC1_WP_GPIO		23
68 #define N810_MMC2_VSD_GPIO		23
69 #define N8X0_ONENAND_GPIO		26
70 #define N810_BLIZZARD_RESET_GPIO	30
71 #define N800_UNKNOWN_GPIO2		53	/* out */
72 #define N8X0_TUSB_INT_GPIO		58
73 #define N8X0_BT_WKUP_GPIO		61
74 #define N8X0_STI_GPIO			62
75 #define N8X0_CBUS_SEL_GPIO		64
76 #define N8X0_CBUS_DAT_GPIO		65
77 #define N8X0_CBUS_CLK_GPIO		66
78 #define N8X0_WLAN_IRQ_GPIO		87
79 #define N8X0_BT_RESET_GPIO		92
80 #define N8X0_TEA5761_CS_GPIO		93
81 #define N800_UNKNOWN_GPIO		94
82 #define N810_TSC_RESET_GPIO		94
83 #define N800_CAM_ACT_GPIO		95
84 #define N810_GPS_WAKEUP_GPIO		95
85 #define N8X0_MMC_CS_GPIO		96
86 #define N8X0_WLAN_PWR_GPIO		97
87 #define N8X0_BT_HOST_WKUP_GPIO		98
88 #define N810_SPEAKER_AMP_GPIO		101
89 #define N810_KB_LOCK_GPIO		102
90 #define N800_TSC_TS_GPIO		103
91 #define N810_TSC_TS_GPIO		106
92 #define N8X0_HEADPHONE_GPIO		107
93 #define N8X0_RETU_GPIO			108
94 #define N800_TSC_KP_IRQ_GPIO		109
95 #define N810_KEYBOARD_GPIO		109
96 #define N800_BAT_COVER_GPIO		110
97 #define N810_SLIDE_GPIO			110
98 #define N8X0_TAHVO_GPIO			111
99 #define N800_UNKNOWN_GPIO4		112	/* out */
100 #define N810_SLEEPX_LED_GPIO		112
101 #define N800_TSC_RESET_GPIO		118	/* ? */
102 #define N810_AIC33_RESET_GPIO		118
103 #define N800_TSC_UNKNOWN_GPIO		119	/* out */
104 #define N8X0_TMP105_GPIO		125
105 
106 /* Config */
107 #define BT_UART				0
108 #define XLDR_LL_UART			1
109 
110 /* Addresses on the I2C bus 0 */
111 #define N810_TLV320AIC33_ADDR		0x18	/* Audio CODEC */
112 #define N8X0_TCM825x_ADDR		0x29	/* Camera */
113 #define N810_LP5521_ADDR		0x32	/* LEDs */
114 #define N810_TSL2563_ADDR		0x3d	/* Light sensor */
115 #define N810_LM8323_ADDR		0x45	/* Keyboard */
116 /* Addresses on the I2C bus 1 */
117 #define N8X0_TMP105_ADDR		0x48	/* Temperature sensor */
118 #define N8X0_MENELAUS_ADDR		0x72	/* Power management */
119 
120 /* Chipselects on GPMC NOR interface */
121 #define N8X0_ONENAND_CS			0
122 #define N8X0_USB_ASYNC_CS		1
123 #define N8X0_USB_SYNC_CS		4
124 
125 #define N8X0_BD_ADDR			0x00, 0x1a, 0x89, 0x9e, 0x3e, 0x81
126 
127 static void n800_mmc_cs_cb(void *opaque, int line, int level)
128 {
129     /* TODO: this seems to actually be connected to the menelaus, to
130      * which also both MMC slots connect.  */
131     omap_mmc_enable((struct omap_mmc_s *) opaque, !level);
132 }
133 
134 static void n8x0_gpio_setup(struct n800_s *s)
135 {
136     qdev_connect_gpio_out(s->mpu->gpio, N8X0_MMC_CS_GPIO,
137                           qemu_allocate_irq(n800_mmc_cs_cb, s->mpu->mmc, 0));
138     qemu_irq_lower(qdev_get_gpio_in(s->mpu->gpio, N800_BAT_COVER_GPIO));
139 }
140 
141 #define MAEMO_CAL_HEADER(...)				\
142     'C',  'o',  'n',  'F',  0x02, 0x00, 0x04, 0x00,	\
143     __VA_ARGS__,					\
144     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
145 
146 static const uint8_t n8x0_cal_wlan_mac[] = {
147     MAEMO_CAL_HEADER('w', 'l', 'a', 'n', '-', 'm', 'a', 'c')
148     0x1c, 0x00, 0x00, 0x00, 0x47, 0xd6, 0x69, 0xb3,
149     0x30, 0x08, 0xa0, 0x83, 0x00, 0x00, 0x00, 0x00,
150     0x00, 0x00, 0x00, 0x00, 0x1a, 0x00, 0x00, 0x00,
151     0x89, 0x00, 0x00, 0x00, 0x9e, 0x00, 0x00, 0x00,
152     0x5d, 0x00, 0x00, 0x00, 0xc1, 0x00, 0x00, 0x00,
153 };
154 
155 static const uint8_t n8x0_cal_bt_id[] = {
156     MAEMO_CAL_HEADER('b', 't', '-', 'i', 'd', 0, 0, 0)
157     0x0a, 0x00, 0x00, 0x00, 0xa3, 0x4b, 0xf6, 0x96,
158     0xa8, 0xeb, 0xb2, 0x41, 0x00, 0x00, 0x00, 0x00,
159     N8X0_BD_ADDR,
160 };
161 
162 static void n8x0_nand_setup(struct n800_s *s)
163 {
164     char *otp_region;
165     DriveInfo *dinfo;
166 
167     s->nand = qdev_create(NULL, "onenand");
168     qdev_prop_set_uint16(s->nand, "manufacturer_id", NAND_MFR_SAMSUNG);
169     /* Either 0x40 or 0x48 are OK for the device ID */
170     qdev_prop_set_uint16(s->nand, "device_id", 0x48);
171     qdev_prop_set_uint16(s->nand, "version_id", 0);
172     qdev_prop_set_int32(s->nand, "shift", 1);
173     dinfo = drive_get(IF_MTD, 0, 0);
174     if (dinfo) {
175         qdev_prop_set_drive_nofail(s->nand, "drive",
176                                    blk_by_legacy_dinfo(dinfo));
177     }
178     qdev_init_nofail(s->nand);
179     sysbus_connect_irq(SYS_BUS_DEVICE(s->nand), 0,
180                        qdev_get_gpio_in(s->mpu->gpio, N8X0_ONENAND_GPIO));
181     omap_gpmc_attach(s->mpu->gpmc, N8X0_ONENAND_CS,
182                      sysbus_mmio_get_region(SYS_BUS_DEVICE(s->nand), 0));
183     otp_region = onenand_raw_otp(s->nand);
184 
185     memcpy(otp_region + 0x000, n8x0_cal_wlan_mac, sizeof(n8x0_cal_wlan_mac));
186     memcpy(otp_region + 0x800, n8x0_cal_bt_id, sizeof(n8x0_cal_bt_id));
187     /* XXX: in theory should also update the OOB for both pages */
188 }
189 
190 static qemu_irq n8x0_system_powerdown;
191 
192 static void n8x0_powerdown_req(Notifier *n, void *opaque)
193 {
194     qemu_irq_raise(n8x0_system_powerdown);
195 }
196 
197 static Notifier n8x0_system_powerdown_notifier = {
198     .notify = n8x0_powerdown_req
199 };
200 
201 static void n8x0_i2c_setup(struct n800_s *s)
202 {
203     DeviceState *dev;
204     qemu_irq tmp_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_TMP105_GPIO);
205     I2CBus *i2c = omap_i2c_bus(s->mpu->i2c[0]);
206 
207     /* Attach a menelaus PM chip */
208     dev = i2c_create_slave(i2c, "twl92230", N8X0_MENELAUS_ADDR);
209     qdev_connect_gpio_out(dev, 3,
210                           qdev_get_gpio_in(s->mpu->ih[0],
211                                            OMAP_INT_24XX_SYS_NIRQ));
212 
213     n8x0_system_powerdown = qdev_get_gpio_in(dev, 3);
214     qemu_register_powerdown_notifier(&n8x0_system_powerdown_notifier);
215 
216     /* Attach a TMP105 PM chip (A0 wired to ground) */
217     dev = i2c_create_slave(i2c, "tmp105", N8X0_TMP105_ADDR);
218     qdev_connect_gpio_out(dev, 0, tmp_irq);
219 }
220 
221 /* Touchscreen and keypad controller */
222 static MouseTransformInfo n800_pointercal = {
223     .x = 800,
224     .y = 480,
225     .a = { 14560, -68, -3455208, -39, -9621, 35152972, 65536 },
226 };
227 
228 static MouseTransformInfo n810_pointercal = {
229     .x = 800,
230     .y = 480,
231     .a = { 15041, 148, -4731056, 171, -10238, 35933380, 65536 },
232 };
233 
234 #define RETU_KEYCODE	61	/* F3 */
235 
236 static void n800_key_event(void *opaque, int keycode)
237 {
238     struct n800_s *s = (struct n800_s *) opaque;
239     int code = s->keymap[keycode & 0x7f];
240 
241     if (code == -1) {
242         if ((keycode & 0x7f) == RETU_KEYCODE) {
243             retu_key_event(s->retu, !(keycode & 0x80));
244         }
245         return;
246     }
247 
248     tsc210x_key_event(s->ts.chip, code, !(keycode & 0x80));
249 }
250 
251 static const int n800_keys[16] = {
252     -1,
253     72,	/* Up */
254     63,	/* Home (F5) */
255     -1,
256     75,	/* Left */
257     28,	/* Enter */
258     77,	/* Right */
259     -1,
260      1,	/* Cycle (ESC) */
261     80,	/* Down */
262     62,	/* Menu (F4) */
263     -1,
264     66,	/* Zoom- (F8) */
265     64,	/* FullScreen (F6) */
266     65,	/* Zoom+ (F7) */
267     -1,
268 };
269 
270 static void n800_tsc_kbd_setup(struct n800_s *s)
271 {
272     int i;
273 
274     /* XXX: are the three pins inverted inside the chip between the
275      * tsc and the cpu (N4111)?  */
276     qemu_irq penirq = NULL;	/* NC */
277     qemu_irq kbirq = qdev_get_gpio_in(s->mpu->gpio, N800_TSC_KP_IRQ_GPIO);
278     qemu_irq dav = qdev_get_gpio_in(s->mpu->gpio, N800_TSC_TS_GPIO);
279 
280     s->ts.chip = tsc2301_init(penirq, kbirq, dav);
281     s->ts.opaque = s->ts.chip->opaque;
282     s->ts.txrx = tsc210x_txrx;
283 
284     for (i = 0; i < 0x80; i++) {
285         s->keymap[i] = -1;
286     }
287     for (i = 0; i < 0x10; i++) {
288         if (n800_keys[i] >= 0) {
289             s->keymap[n800_keys[i]] = i;
290         }
291     }
292 
293     qemu_add_kbd_event_handler(n800_key_event, s);
294 
295     tsc210x_set_transform(s->ts.chip, &n800_pointercal);
296 }
297 
298 static void n810_tsc_setup(struct n800_s *s)
299 {
300     qemu_irq pintdav = qdev_get_gpio_in(s->mpu->gpio, N810_TSC_TS_GPIO);
301 
302     s->ts.opaque = tsc2005_init(pintdav);
303     s->ts.txrx = tsc2005_txrx;
304 
305     tsc2005_set_transform(s->ts.opaque, &n810_pointercal);
306 }
307 
308 /* N810 Keyboard controller */
309 static void n810_key_event(void *opaque, int keycode)
310 {
311     struct n800_s *s = (struct n800_s *) opaque;
312     int code = s->keymap[keycode & 0x7f];
313 
314     if (code == -1) {
315         if ((keycode & 0x7f) == RETU_KEYCODE) {
316             retu_key_event(s->retu, !(keycode & 0x80));
317         }
318         return;
319     }
320 
321     lm832x_key_event(s->kbd, code, !(keycode & 0x80));
322 }
323 
324 #define M	0
325 
326 static int n810_keys[0x80] = {
327     [0x01] = 16,	/* Q */
328     [0x02] = 37,	/* K */
329     [0x03] = 24,	/* O */
330     [0x04] = 25,	/* P */
331     [0x05] = 14,	/* Backspace */
332     [0x06] = 30,	/* A */
333     [0x07] = 31,	/* S */
334     [0x08] = 32,	/* D */
335     [0x09] = 33,	/* F */
336     [0x0a] = 34,	/* G */
337     [0x0b] = 35,	/* H */
338     [0x0c] = 36,	/* J */
339 
340     [0x11] = 17,	/* W */
341     [0x12] = 62,	/* Menu (F4) */
342     [0x13] = 38,	/* L */
343     [0x14] = 40,	/* ' (Apostrophe) */
344     [0x16] = 44,	/* Z */
345     [0x17] = 45,	/* X */
346     [0x18] = 46,	/* C */
347     [0x19] = 47,	/* V */
348     [0x1a] = 48,	/* B */
349     [0x1b] = 49,	/* N */
350     [0x1c] = 42,	/* Shift (Left shift) */
351     [0x1f] = 65,	/* Zoom+ (F7) */
352 
353     [0x21] = 18,	/* E */
354     [0x22] = 39,	/* ; (Semicolon) */
355     [0x23] = 12,	/* - (Minus) */
356     [0x24] = 13,	/* = (Equal) */
357     [0x2b] = 56,	/* Fn (Left Alt) */
358     [0x2c] = 50,	/* M */
359     [0x2f] = 66,	/* Zoom- (F8) */
360 
361     [0x31] = 19,	/* R */
362     [0x32] = 29 | M,	/* Right Ctrl */
363     [0x34] = 57,	/* Space */
364     [0x35] = 51,	/* , (Comma) */
365     [0x37] = 72 | M,	/* Up */
366     [0x3c] = 82 | M,	/* Compose (Insert) */
367     [0x3f] = 64,	/* FullScreen (F6) */
368 
369     [0x41] = 20,	/* T */
370     [0x44] = 52,	/* . (Dot) */
371     [0x46] = 77 | M,	/* Right */
372     [0x4f] = 63,	/* Home (F5) */
373     [0x51] = 21,	/* Y */
374     [0x53] = 80 | M,	/* Down */
375     [0x55] = 28,	/* Enter */
376     [0x5f] =  1,	/* Cycle (ESC) */
377 
378     [0x61] = 22,	/* U */
379     [0x64] = 75 | M,	/* Left */
380 
381     [0x71] = 23,	/* I */
382 #if 0
383     [0x75] = 28 | M,	/* KP Enter (KP Enter) */
384 #else
385     [0x75] = 15,	/* KP Enter (Tab) */
386 #endif
387 };
388 
389 #undef M
390 
391 static void n810_kbd_setup(struct n800_s *s)
392 {
393     qemu_irq kbd_irq = qdev_get_gpio_in(s->mpu->gpio, N810_KEYBOARD_GPIO);
394     int i;
395 
396     for (i = 0; i < 0x80; i++) {
397         s->keymap[i] = -1;
398     }
399     for (i = 0; i < 0x80; i++) {
400         if (n810_keys[i] > 0) {
401             s->keymap[n810_keys[i]] = i;
402         }
403     }
404 
405     qemu_add_kbd_event_handler(n810_key_event, s);
406 
407     /* Attach the LM8322 keyboard to the I2C bus,
408      * should happen in n8x0_i2c_setup and s->kbd be initialised here.  */
409     s->kbd = i2c_create_slave(omap_i2c_bus(s->mpu->i2c[0]),
410                            "lm8323", N810_LM8323_ADDR);
411     qdev_connect_gpio_out(s->kbd, 0, kbd_irq);
412 }
413 
414 /* LCD MIPI DBI-C controller (URAL) */
415 struct mipid_s {
416     int resp[4];
417     int param[4];
418     int p;
419     int pm;
420     int cmd;
421 
422     int sleep;
423     int booster;
424     int te;
425     int selfcheck;
426     int partial;
427     int normal;
428     int vscr;
429     int invert;
430     int onoff;
431     int gamma;
432     uint32_t id;
433 };
434 
435 static void mipid_reset(struct mipid_s *s)
436 {
437     s->pm = 0;
438     s->cmd = 0;
439 
440     s->sleep = 1;
441     s->booster = 0;
442     s->selfcheck =
443             (1 << 7) |	/* Register loading OK.  */
444             (1 << 5) |	/* The chip is attached.  */
445             (1 << 4);	/* Display glass still in one piece.  */
446     s->te = 0;
447     s->partial = 0;
448     s->normal = 1;
449     s->vscr = 0;
450     s->invert = 0;
451     s->onoff = 1;
452     s->gamma = 0;
453 }
454 
455 static uint32_t mipid_txrx(void *opaque, uint32_t cmd, int len)
456 {
457     struct mipid_s *s = (struct mipid_s *) opaque;
458     uint8_t ret;
459 
460     if (len > 9) {
461         hw_error("%s: FIXME: bad SPI word width %i\n", __FUNCTION__, len);
462     }
463 
464     if (s->p >= ARRAY_SIZE(s->resp)) {
465         ret = 0;
466     } else {
467         ret = s->resp[s->p++];
468     }
469     if (s->pm-- > 0) {
470         s->param[s->pm] = cmd;
471     } else {
472         s->cmd = cmd;
473     }
474 
475     switch (s->cmd) {
476     case 0x00:	/* NOP */
477         break;
478 
479     case 0x01:	/* SWRESET */
480         mipid_reset(s);
481         break;
482 
483     case 0x02:	/* BSTROFF */
484         s->booster = 0;
485         break;
486     case 0x03:	/* BSTRON */
487         s->booster = 1;
488         break;
489 
490     case 0x04:	/* RDDID */
491         s->p = 0;
492         s->resp[0] = (s->id >> 16) & 0xff;
493         s->resp[1] = (s->id >>  8) & 0xff;
494         s->resp[2] = (s->id >>  0) & 0xff;
495         break;
496 
497     case 0x06:	/* RD_RED */
498     case 0x07:	/* RD_GREEN */
499         /* XXX the bootloader sometimes issues RD_BLUE meaning RDDID so
500          * for the bootloader one needs to change this.  */
501     case 0x08:	/* RD_BLUE */
502         s->p = 0;
503         /* TODO: return first pixel components */
504         s->resp[0] = 0x01;
505         break;
506 
507     case 0x09:	/* RDDST */
508         s->p = 0;
509         s->resp[0] = s->booster << 7;
510         s->resp[1] = (5 << 4) | (s->partial << 2) |
511                 (s->sleep << 1) | s->normal;
512         s->resp[2] = (s->vscr << 7) | (s->invert << 5) |
513                 (s->onoff << 2) | (s->te << 1) | (s->gamma >> 2);
514         s->resp[3] = s->gamma << 6;
515         break;
516 
517     case 0x0a:	/* RDDPM */
518         s->p = 0;
519         s->resp[0] = (s->onoff << 2) | (s->normal << 3) | (s->sleep << 4) |
520                 (s->partial << 5) | (s->sleep << 6) | (s->booster << 7);
521         break;
522     case 0x0b:	/* RDDMADCTR */
523         s->p = 0;
524         s->resp[0] = 0;
525         break;
526     case 0x0c:	/* RDDCOLMOD */
527         s->p = 0;
528         s->resp[0] = 5;	/* 65K colours */
529         break;
530     case 0x0d:	/* RDDIM */
531         s->p = 0;
532         s->resp[0] = (s->invert << 5) | (s->vscr << 7) | s->gamma;
533         break;
534     case 0x0e:	/* RDDSM */
535         s->p = 0;
536         s->resp[0] = s->te << 7;
537         break;
538     case 0x0f:	/* RDDSDR */
539         s->p = 0;
540         s->resp[0] = s->selfcheck;
541         break;
542 
543     case 0x10:	/* SLPIN */
544         s->sleep = 1;
545         break;
546     case 0x11:	/* SLPOUT */
547         s->sleep = 0;
548         s->selfcheck ^= 1 << 6;	/* POFF self-diagnosis Ok */
549         break;
550 
551     case 0x12:	/* PTLON */
552         s->partial = 1;
553         s->normal = 0;
554         s->vscr = 0;
555         break;
556     case 0x13:	/* NORON */
557         s->partial = 0;
558         s->normal = 1;
559         s->vscr = 0;
560         break;
561 
562     case 0x20:	/* INVOFF */
563         s->invert = 0;
564         break;
565     case 0x21:	/* INVON */
566         s->invert = 1;
567         break;
568 
569     case 0x22:	/* APOFF */
570     case 0x23:	/* APON */
571         goto bad_cmd;
572 
573     case 0x25:	/* WRCNTR */
574         if (s->pm < 0) {
575             s->pm = 1;
576         }
577         goto bad_cmd;
578 
579     case 0x26:	/* GAMSET */
580         if (!s->pm) {
581             s->gamma = ctz32(s->param[0] & 0xf);
582             if (s->gamma == 32) {
583                 s->gamma = -1; /* XXX: should this be 0? */
584             }
585         } else if (s->pm < 0) {
586             s->pm = 1;
587         }
588         break;
589 
590     case 0x28:	/* DISPOFF */
591         s->onoff = 0;
592         break;
593     case 0x29:	/* DISPON */
594         s->onoff = 1;
595         break;
596 
597     case 0x2a:	/* CASET */
598     case 0x2b:	/* RASET */
599     case 0x2c:	/* RAMWR */
600     case 0x2d:	/* RGBSET */
601     case 0x2e:	/* RAMRD */
602     case 0x30:	/* PTLAR */
603     case 0x33:	/* SCRLAR */
604         goto bad_cmd;
605 
606     case 0x34:	/* TEOFF */
607         s->te = 0;
608         break;
609     case 0x35:	/* TEON */
610         if (!s->pm) {
611             s->te = 1;
612         } else if (s->pm < 0) {
613             s->pm = 1;
614         }
615         break;
616 
617     case 0x36:	/* MADCTR */
618         goto bad_cmd;
619 
620     case 0x37:	/* VSCSAD */
621         s->partial = 0;
622         s->normal = 0;
623         s->vscr = 1;
624         break;
625 
626     case 0x38:	/* IDMOFF */
627     case 0x39:	/* IDMON */
628     case 0x3a:	/* COLMOD */
629         goto bad_cmd;
630 
631     case 0xb0:	/* CLKINT / DISCTL */
632     case 0xb1:	/* CLKEXT */
633         if (s->pm < 0) {
634             s->pm = 2;
635         }
636         break;
637 
638     case 0xb4:	/* FRMSEL */
639         break;
640 
641     case 0xb5:	/* FRM8SEL */
642     case 0xb6:	/* TMPRNG / INIESC */
643     case 0xb7:	/* TMPHIS / NOP2 */
644     case 0xb8:	/* TMPREAD / MADCTL */
645     case 0xba:	/* DISTCTR */
646     case 0xbb:	/* EPVOL */
647         goto bad_cmd;
648 
649     case 0xbd:	/* Unknown */
650         s->p = 0;
651         s->resp[0] = 0;
652         s->resp[1] = 1;
653         break;
654 
655     case 0xc2:	/* IFMOD */
656         if (s->pm < 0) {
657             s->pm = 2;
658         }
659         break;
660 
661     case 0xc6:	/* PWRCTL */
662     case 0xc7:	/* PPWRCTL */
663     case 0xd0:	/* EPWROUT */
664     case 0xd1:	/* EPWRIN */
665     case 0xd4:	/* RDEV */
666     case 0xd5:	/* RDRR */
667         goto bad_cmd;
668 
669     case 0xda:	/* RDID1 */
670         s->p = 0;
671         s->resp[0] = (s->id >> 16) & 0xff;
672         break;
673     case 0xdb:	/* RDID2 */
674         s->p = 0;
675         s->resp[0] = (s->id >>  8) & 0xff;
676         break;
677     case 0xdc:	/* RDID3 */
678         s->p = 0;
679         s->resp[0] = (s->id >>  0) & 0xff;
680         break;
681 
682     default:
683     bad_cmd:
684         qemu_log_mask(LOG_GUEST_ERROR,
685                       "%s: unknown command %02x\n", __func__, s->cmd);
686         break;
687     }
688 
689     return ret;
690 }
691 
692 static void *mipid_init(void)
693 {
694     struct mipid_s *s = (struct mipid_s *) g_malloc0(sizeof(*s));
695 
696     s->id = 0x838f03;
697     mipid_reset(s);
698 
699     return s;
700 }
701 
702 static void n8x0_spi_setup(struct n800_s *s)
703 {
704     void *tsc = s->ts.opaque;
705     void *mipid = mipid_init();
706 
707     omap_mcspi_attach(s->mpu->mcspi[0], s->ts.txrx, tsc, 0);
708     omap_mcspi_attach(s->mpu->mcspi[0], mipid_txrx, mipid, 1);
709 }
710 
711 /* This task is normally performed by the bootloader.  If we're loading
712  * a kernel directly, we need to enable the Blizzard ourselves.  */
713 static void n800_dss_init(struct rfbi_chip_s *chip)
714 {
715     uint8_t *fb_blank;
716 
717     chip->write(chip->opaque, 0, 0x2a);		/* LCD Width register */
718     chip->write(chip->opaque, 1, 0x64);
719     chip->write(chip->opaque, 0, 0x2c);		/* LCD HNDP register */
720     chip->write(chip->opaque, 1, 0x1e);
721     chip->write(chip->opaque, 0, 0x2e);		/* LCD Height 0 register */
722     chip->write(chip->opaque, 1, 0xe0);
723     chip->write(chip->opaque, 0, 0x30);		/* LCD Height 1 register */
724     chip->write(chip->opaque, 1, 0x01);
725     chip->write(chip->opaque, 0, 0x32);		/* LCD VNDP register */
726     chip->write(chip->opaque, 1, 0x06);
727     chip->write(chip->opaque, 0, 0x68);		/* Display Mode register */
728     chip->write(chip->opaque, 1, 1);		/* Enable bit */
729 
730     chip->write(chip->opaque, 0, 0x6c);
731     chip->write(chip->opaque, 1, 0x00);		/* Input X Start Position */
732     chip->write(chip->opaque, 1, 0x00);		/* Input X Start Position */
733     chip->write(chip->opaque, 1, 0x00);		/* Input Y Start Position */
734     chip->write(chip->opaque, 1, 0x00);		/* Input Y Start Position */
735     chip->write(chip->opaque, 1, 0x1f);		/* Input X End Position */
736     chip->write(chip->opaque, 1, 0x03);		/* Input X End Position */
737     chip->write(chip->opaque, 1, 0xdf);		/* Input Y End Position */
738     chip->write(chip->opaque, 1, 0x01);		/* Input Y End Position */
739     chip->write(chip->opaque, 1, 0x00);		/* Output X Start Position */
740     chip->write(chip->opaque, 1, 0x00);		/* Output X Start Position */
741     chip->write(chip->opaque, 1, 0x00);		/* Output Y Start Position */
742     chip->write(chip->opaque, 1, 0x00);		/* Output Y Start Position */
743     chip->write(chip->opaque, 1, 0x1f);		/* Output X End Position */
744     chip->write(chip->opaque, 1, 0x03);		/* Output X End Position */
745     chip->write(chip->opaque, 1, 0xdf);		/* Output Y End Position */
746     chip->write(chip->opaque, 1, 0x01);		/* Output Y End Position */
747     chip->write(chip->opaque, 1, 0x01);		/* Input Data Format */
748     chip->write(chip->opaque, 1, 0x01);		/* Data Source Select */
749 
750     fb_blank = memset(g_malloc(800 * 480 * 2), 0xff, 800 * 480 * 2);
751     /* Display Memory Data Port */
752     chip->block(chip->opaque, 1, fb_blank, 800 * 480 * 2, 800);
753     g_free(fb_blank);
754 }
755 
756 static void n8x0_dss_setup(struct n800_s *s)
757 {
758     s->blizzard.opaque = s1d13745_init(NULL);
759     s->blizzard.block = s1d13745_write_block;
760     s->blizzard.write = s1d13745_write;
761     s->blizzard.read = s1d13745_read;
762 
763     omap_rfbi_attach(s->mpu->dss, 0, &s->blizzard);
764 }
765 
766 static void n8x0_cbus_setup(struct n800_s *s)
767 {
768     qemu_irq dat_out = qdev_get_gpio_in(s->mpu->gpio, N8X0_CBUS_DAT_GPIO);
769     qemu_irq retu_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_RETU_GPIO);
770     qemu_irq tahvo_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_TAHVO_GPIO);
771 
772     CBus *cbus = cbus_init(dat_out);
773 
774     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_CLK_GPIO, cbus->clk);
775     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_DAT_GPIO, cbus->dat);
776     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_SEL_GPIO, cbus->sel);
777 
778     cbus_attach(cbus, s->retu = retu_init(retu_irq, 1));
779     cbus_attach(cbus, s->tahvo = tahvo_init(tahvo_irq, 1));
780 }
781 
782 static void n8x0_uart_setup(struct n800_s *s)
783 {
784     CharDriverState *radio = uart_hci_init(
785                     qdev_get_gpio_in(s->mpu->gpio, N8X0_BT_HOST_WKUP_GPIO));
786 
787     qdev_connect_gpio_out(s->mpu->gpio, N8X0_BT_RESET_GPIO,
788                     csrhci_pins_get(radio)[csrhci_pin_reset]);
789     qdev_connect_gpio_out(s->mpu->gpio, N8X0_BT_WKUP_GPIO,
790                     csrhci_pins_get(radio)[csrhci_pin_wakeup]);
791 
792     omap_uart_attach(s->mpu->uart[BT_UART], radio);
793 }
794 
795 static void n8x0_usb_setup(struct n800_s *s)
796 {
797     SysBusDevice *dev;
798     s->usb = qdev_create(NULL, "tusb6010");
799     dev = SYS_BUS_DEVICE(s->usb);
800     qdev_init_nofail(s->usb);
801     sysbus_connect_irq(dev, 0,
802                        qdev_get_gpio_in(s->mpu->gpio, N8X0_TUSB_INT_GPIO));
803     /* Using the NOR interface */
804     omap_gpmc_attach(s->mpu->gpmc, N8X0_USB_ASYNC_CS,
805                      sysbus_mmio_get_region(dev, 0));
806     omap_gpmc_attach(s->mpu->gpmc, N8X0_USB_SYNC_CS,
807                      sysbus_mmio_get_region(dev, 1));
808     qdev_connect_gpio_out(s->mpu->gpio, N8X0_TUSB_ENABLE_GPIO,
809                           qdev_get_gpio_in(s->usb, 0)); /* tusb_pwr */
810 }
811 
812 /* Setup done before the main bootloader starts by some early setup code
813  * - used when we want to run the main bootloader in emulation.  This
814  * isn't documented.  */
815 static uint32_t n800_pinout[104] = {
816     0x080f00d8, 0x00d40808, 0x03080808, 0x080800d0,
817     0x00dc0808, 0x0b0f0f00, 0x080800b4, 0x00c00808,
818     0x08080808, 0x180800c4, 0x00b80000, 0x08080808,
819     0x080800bc, 0x00cc0808, 0x08081818, 0x18180128,
820     0x01241800, 0x18181818, 0x000000f0, 0x01300000,
821     0x00001b0b, 0x1b0f0138, 0x00e0181b, 0x1b031b0b,
822     0x180f0078, 0x00740018, 0x0f0f0f1a, 0x00000080,
823     0x007c0000, 0x00000000, 0x00000088, 0x00840000,
824     0x00000000, 0x00000094, 0x00980300, 0x0f180003,
825     0x0000008c, 0x00900f0f, 0x0f0f1b00, 0x0f00009c,
826     0x01140000, 0x1b1b0f18, 0x0818013c, 0x01400008,
827     0x00001818, 0x000b0110, 0x010c1800, 0x0b030b0f,
828     0x181800f4, 0x00f81818, 0x00000018, 0x000000fc,
829     0x00401808, 0x00000000, 0x0f1b0030, 0x003c0008,
830     0x00000000, 0x00000038, 0x00340000, 0x00000000,
831     0x1a080070, 0x00641a1a, 0x08080808, 0x08080060,
832     0x005c0808, 0x08080808, 0x08080058, 0x00540808,
833     0x08080808, 0x0808006c, 0x00680808, 0x08080808,
834     0x000000a8, 0x00b00000, 0x08080808, 0x000000a0,
835     0x00a40000, 0x00000000, 0x08ff0050, 0x004c0808,
836     0xffffffff, 0xffff0048, 0x0044ffff, 0xffffffff,
837     0x000000ac, 0x01040800, 0x08080b0f, 0x18180100,
838     0x01081818, 0x0b0b1808, 0x1a0300e4, 0x012c0b1a,
839     0x02020018, 0x0b000134, 0x011c0800, 0x0b1b1b00,
840     0x0f0000c8, 0x00ec181b, 0x000f0f02, 0x00180118,
841     0x01200000, 0x0f0b1b1b, 0x0f0200e8, 0x0000020b,
842 };
843 
844 static void n800_setup_nolo_tags(void *sram_base)
845 {
846     int i;
847     uint32_t *p = sram_base + 0x8000;
848     uint32_t *v = sram_base + 0xa000;
849 
850     memset(p, 0, 0x3000);
851 
852     strcpy((void *) (p + 0), "QEMU N800");
853 
854     strcpy((void *) (p + 8), "F5");
855 
856     stl_p(p + 10, 0x04f70000);
857     strcpy((void *) (p + 9), "RX-34");
858 
859     /* RAM size in MB? */
860     stl_p(p + 12, 0x80);
861 
862     /* Pointer to the list of tags */
863     stl_p(p + 13, OMAP2_SRAM_BASE + 0x9000);
864 
865     /* The NOLO tags start here */
866     p = sram_base + 0x9000;
867 #define ADD_TAG(tag, len)				\
868     stw_p((uint16_t *) p + 0, tag);			\
869     stw_p((uint16_t *) p + 1, len); p++;		\
870     stl_p(p++, OMAP2_SRAM_BASE | (((void *) v - sram_base) & 0xffff));
871 
872     /* OMAP STI console? Pin out settings? */
873     ADD_TAG(0x6e01, 414);
874     for (i = 0; i < ARRAY_SIZE(n800_pinout); i++) {
875         stl_p(v++, n800_pinout[i]);
876     }
877 
878     /* Kernel memsize? */
879     ADD_TAG(0x6e05, 1);
880     stl_p(v++, 2);
881 
882     /* NOLO serial console */
883     ADD_TAG(0x6e02, 4);
884     stl_p(v++, XLDR_LL_UART);		/* UART number (1 - 3) */
885 
886 #if 0
887     /* CBUS settings (Retu/AVilma) */
888     ADD_TAG(0x6e03, 6);
889     stw_p((uint16_t *) v + 0, 65);	/* CBUS GPIO0 */
890     stw_p((uint16_t *) v + 1, 66);	/* CBUS GPIO1 */
891     stw_p((uint16_t *) v + 2, 64);	/* CBUS GPIO2 */
892     v += 2;
893 #endif
894 
895     /* Nokia ASIC BB5 (Retu/Tahvo) */
896     ADD_TAG(0x6e0a, 4);
897     stw_p((uint16_t *) v + 0, 111);	/* "Retu" interrupt GPIO */
898     stw_p((uint16_t *) v + 1, 108);	/* "Tahvo" interrupt GPIO */
899     v++;
900 
901     /* LCD console? */
902     ADD_TAG(0x6e04, 4);
903     stw_p((uint16_t *) v + 0, 30);	/* ??? */
904     stw_p((uint16_t *) v + 1, 24);	/* ??? */
905     v++;
906 
907 #if 0
908     /* LCD settings */
909     ADD_TAG(0x6e06, 2);
910     stw_p((uint16_t *) (v++), 15);	/* ??? */
911 #endif
912 
913     /* I^2C (Menelaus) */
914     ADD_TAG(0x6e07, 4);
915     stl_p(v++, 0x00720000);		/* ??? */
916 
917     /* Unknown */
918     ADD_TAG(0x6e0b, 6);
919     stw_p((uint16_t *) v + 0, 94);	/* ??? */
920     stw_p((uint16_t *) v + 1, 23);	/* ??? */
921     stw_p((uint16_t *) v + 2, 0);	/* ??? */
922     v += 2;
923 
924     /* OMAP gpio switch info */
925     ADD_TAG(0x6e0c, 80);
926     strcpy((void *) v, "bat_cover");	v += 3;
927     stw_p((uint16_t *) v + 0, 110);	/* GPIO num ??? */
928     stw_p((uint16_t *) v + 1, 1);	/* GPIO num ??? */
929     v += 2;
930     strcpy((void *) v, "cam_act");	v += 3;
931     stw_p((uint16_t *) v + 0, 95);	/* GPIO num ??? */
932     stw_p((uint16_t *) v + 1, 32);	/* GPIO num ??? */
933     v += 2;
934     strcpy((void *) v, "cam_turn");	v += 3;
935     stw_p((uint16_t *) v + 0, 12);	/* GPIO num ??? */
936     stw_p((uint16_t *) v + 1, 33);	/* GPIO num ??? */
937     v += 2;
938     strcpy((void *) v, "headphone");	v += 3;
939     stw_p((uint16_t *) v + 0, 107);	/* GPIO num ??? */
940     stw_p((uint16_t *) v + 1, 17);	/* GPIO num ??? */
941     v += 2;
942 
943     /* Bluetooth */
944     ADD_TAG(0x6e0e, 12);
945     stl_p(v++, 0x5c623d01);		/* ??? */
946     stl_p(v++, 0x00000201);		/* ??? */
947     stl_p(v++, 0x00000000);		/* ??? */
948 
949     /* CX3110x WLAN settings */
950     ADD_TAG(0x6e0f, 8);
951     stl_p(v++, 0x00610025);		/* ??? */
952     stl_p(v++, 0xffff0057);		/* ??? */
953 
954     /* MMC host settings */
955     ADD_TAG(0x6e10, 12);
956     stl_p(v++, 0xffff000f);		/* ??? */
957     stl_p(v++, 0xffffffff);		/* ??? */
958     stl_p(v++, 0x00000060);		/* ??? */
959 
960     /* OneNAND chip select */
961     ADD_TAG(0x6e11, 10);
962     stl_p(v++, 0x00000401);		/* ??? */
963     stl_p(v++, 0x0002003a);		/* ??? */
964     stl_p(v++, 0x00000002);		/* ??? */
965 
966     /* TEA5761 sensor settings */
967     ADD_TAG(0x6e12, 2);
968     stl_p(v++, 93);			/* GPIO num ??? */
969 
970 #if 0
971     /* Unknown tag */
972     ADD_TAG(6e09, 0);
973 
974     /* Kernel UART / console */
975     ADD_TAG(6e12, 0);
976 #endif
977 
978     /* End of the list */
979     stl_p(p++, 0x00000000);
980     stl_p(p++, 0x00000000);
981 }
982 
983 /* This task is normally performed by the bootloader.  If we're loading
984  * a kernel directly, we need to set up GPMC mappings ourselves.  */
985 static void n800_gpmc_init(struct n800_s *s)
986 {
987     uint32_t config7 =
988             (0xf << 8) |	/* MASKADDRESS */
989             (1 << 6) |		/* CSVALID */
990             (4 << 0);		/* BASEADDRESS */
991 
992     cpu_physical_memory_write(0x6800a078,		/* GPMC_CONFIG7_0 */
993                               &config7, sizeof(config7));
994 }
995 
996 /* Setup sequence done by the bootloader */
997 static void n8x0_boot_init(void *opaque)
998 {
999     struct n800_s *s = (struct n800_s *) opaque;
1000     uint32_t buf;
1001 
1002     /* PRCM setup */
1003 #define omap_writel(addr, val)	\
1004     buf = (val);			\
1005     cpu_physical_memory_write(addr, &buf, sizeof(buf))
1006 
1007     omap_writel(0x48008060, 0x41);		/* PRCM_CLKSRC_CTRL */
1008     omap_writel(0x48008070, 1);			/* PRCM_CLKOUT_CTRL */
1009     omap_writel(0x48008078, 0);			/* PRCM_CLKEMUL_CTRL */
1010     omap_writel(0x48008090, 0);			/* PRCM_VOLTSETUP */
1011     omap_writel(0x48008094, 0);			/* PRCM_CLKSSETUP */
1012     omap_writel(0x48008098, 0);			/* PRCM_POLCTRL */
1013     omap_writel(0x48008140, 2);			/* CM_CLKSEL_MPU */
1014     omap_writel(0x48008148, 0);			/* CM_CLKSTCTRL_MPU */
1015     omap_writel(0x48008158, 1);			/* RM_RSTST_MPU */
1016     omap_writel(0x480081c8, 0x15);		/* PM_WKDEP_MPU */
1017     omap_writel(0x480081d4, 0x1d4);		/* PM_EVGENCTRL_MPU */
1018     omap_writel(0x480081d8, 0);			/* PM_EVEGENONTIM_MPU */
1019     omap_writel(0x480081dc, 0);			/* PM_EVEGENOFFTIM_MPU */
1020     omap_writel(0x480081e0, 0xc);		/* PM_PWSTCTRL_MPU */
1021     omap_writel(0x48008200, 0x047e7ff7);	/* CM_FCLKEN1_CORE */
1022     omap_writel(0x48008204, 0x00000004);	/* CM_FCLKEN2_CORE */
1023     omap_writel(0x48008210, 0x047e7ff1);	/* CM_ICLKEN1_CORE */
1024     omap_writel(0x48008214, 0x00000004);	/* CM_ICLKEN2_CORE */
1025     omap_writel(0x4800821c, 0x00000000);	/* CM_ICLKEN4_CORE */
1026     omap_writel(0x48008230, 0);			/* CM_AUTOIDLE1_CORE */
1027     omap_writel(0x48008234, 0);			/* CM_AUTOIDLE2_CORE */
1028     omap_writel(0x48008238, 7);			/* CM_AUTOIDLE3_CORE */
1029     omap_writel(0x4800823c, 0);			/* CM_AUTOIDLE4_CORE */
1030     omap_writel(0x48008240, 0x04360626);	/* CM_CLKSEL1_CORE */
1031     omap_writel(0x48008244, 0x00000014);	/* CM_CLKSEL2_CORE */
1032     omap_writel(0x48008248, 0);			/* CM_CLKSTCTRL_CORE */
1033     omap_writel(0x48008300, 0x00000000);	/* CM_FCLKEN_GFX */
1034     omap_writel(0x48008310, 0x00000000);	/* CM_ICLKEN_GFX */
1035     omap_writel(0x48008340, 0x00000001);	/* CM_CLKSEL_GFX */
1036     omap_writel(0x48008400, 0x00000004);	/* CM_FCLKEN_WKUP */
1037     omap_writel(0x48008410, 0x00000004);	/* CM_ICLKEN_WKUP */
1038     omap_writel(0x48008440, 0x00000000);	/* CM_CLKSEL_WKUP */
1039     omap_writel(0x48008500, 0x000000cf);	/* CM_CLKEN_PLL */
1040     omap_writel(0x48008530, 0x0000000c);	/* CM_AUTOIDLE_PLL */
1041     omap_writel(0x48008540,			/* CM_CLKSEL1_PLL */
1042                     (0x78 << 12) | (6 << 8));
1043     omap_writel(0x48008544, 2);			/* CM_CLKSEL2_PLL */
1044 
1045     /* GPMC setup */
1046     n800_gpmc_init(s);
1047 
1048     /* Video setup */
1049     n800_dss_init(&s->blizzard);
1050 
1051     /* CPU setup */
1052     s->mpu->cpu->env.GE = 0x5;
1053 
1054     /* If the machine has a slided keyboard, open it */
1055     if (s->kbd) {
1056         qemu_irq_raise(qdev_get_gpio_in(s->mpu->gpio, N810_SLIDE_GPIO));
1057     }
1058 }
1059 
1060 #define OMAP_TAG_NOKIA_BT	0x4e01
1061 #define OMAP_TAG_WLAN_CX3110X	0x4e02
1062 #define OMAP_TAG_CBUS		0x4e03
1063 #define OMAP_TAG_EM_ASIC_BB5	0x4e04
1064 
1065 static struct omap_gpiosw_info_s {
1066     const char *name;
1067     int line;
1068     int type;
1069 } n800_gpiosw_info[] = {
1070     {
1071         "bat_cover", N800_BAT_COVER_GPIO,
1072         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1073     }, {
1074         "cam_act", N800_CAM_ACT_GPIO,
1075         OMAP_GPIOSW_TYPE_ACTIVITY,
1076     }, {
1077         "cam_turn", N800_CAM_TURN_GPIO,
1078         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_INVERTED,
1079     }, {
1080         "headphone", N8X0_HEADPHONE_GPIO,
1081         OMAP_GPIOSW_TYPE_CONNECTION | OMAP_GPIOSW_INVERTED,
1082     },
1083     { NULL }
1084 }, n810_gpiosw_info[] = {
1085     {
1086         "gps_reset", N810_GPS_RESET_GPIO,
1087         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_OUTPUT,
1088     }, {
1089         "gps_wakeup", N810_GPS_WAKEUP_GPIO,
1090         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_OUTPUT,
1091     }, {
1092         "headphone", N8X0_HEADPHONE_GPIO,
1093         OMAP_GPIOSW_TYPE_CONNECTION | OMAP_GPIOSW_INVERTED,
1094     }, {
1095         "kb_lock", N810_KB_LOCK_GPIO,
1096         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1097     }, {
1098         "sleepx_led", N810_SLEEPX_LED_GPIO,
1099         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_INVERTED | OMAP_GPIOSW_OUTPUT,
1100     }, {
1101         "slide", N810_SLIDE_GPIO,
1102         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1103     },
1104     { NULL }
1105 };
1106 
1107 static struct omap_partition_info_s {
1108     uint32_t offset;
1109     uint32_t size;
1110     int mask;
1111     const char *name;
1112 } n800_part_info[] = {
1113     { 0x00000000, 0x00020000, 0x3, "bootloader" },
1114     { 0x00020000, 0x00060000, 0x0, "config" },
1115     { 0x00080000, 0x00200000, 0x0, "kernel" },
1116     { 0x00280000, 0x00200000, 0x3, "initfs" },
1117     { 0x00480000, 0x0fb80000, 0x3, "rootfs" },
1118 
1119     { 0, 0, 0, NULL }
1120 }, n810_part_info[] = {
1121     { 0x00000000, 0x00020000, 0x3, "bootloader" },
1122     { 0x00020000, 0x00060000, 0x0, "config" },
1123     { 0x00080000, 0x00220000, 0x0, "kernel" },
1124     { 0x002a0000, 0x00400000, 0x0, "initfs" },
1125     { 0x006a0000, 0x0f960000, 0x0, "rootfs" },
1126 
1127     { 0, 0, 0, NULL }
1128 };
1129 
1130 static bdaddr_t n8x0_bd_addr = {{ N8X0_BD_ADDR }};
1131 
1132 static int n8x0_atag_setup(void *p, int model)
1133 {
1134     uint8_t *b;
1135     uint16_t *w;
1136     uint32_t *l;
1137     struct omap_gpiosw_info_s *gpiosw;
1138     struct omap_partition_info_s *partition;
1139     const char *tag;
1140 
1141     w = p;
1142 
1143     stw_p(w++, OMAP_TAG_UART);			/* u16 tag */
1144     stw_p(w++, 4);				/* u16 len */
1145     stw_p(w++, (1 << 2) | (1 << 1) | (1 << 0)); /* uint enabled_uarts */
1146     w++;
1147 
1148 #if 0
1149     stw_p(w++, OMAP_TAG_SERIAL_CONSOLE);	/* u16 tag */
1150     stw_p(w++, 4);				/* u16 len */
1151     stw_p(w++, XLDR_LL_UART + 1);		/* u8 console_uart */
1152     stw_p(w++, 115200);				/* u32 console_speed */
1153 #endif
1154 
1155     stw_p(w++, OMAP_TAG_LCD);			/* u16 tag */
1156     stw_p(w++, 36);				/* u16 len */
1157     strcpy((void *) w, "QEMU LCD panel");	/* char panel_name[16] */
1158     w += 8;
1159     strcpy((void *) w, "blizzard");		/* char ctrl_name[16] */
1160     w += 8;
1161     stw_p(w++, N810_BLIZZARD_RESET_GPIO);	/* TODO: n800 s16 nreset_gpio */
1162     stw_p(w++, 24);				/* u8 data_lines */
1163 
1164     stw_p(w++, OMAP_TAG_CBUS);			/* u16 tag */
1165     stw_p(w++, 8);				/* u16 len */
1166     stw_p(w++, N8X0_CBUS_CLK_GPIO);		/* s16 clk_gpio */
1167     stw_p(w++, N8X0_CBUS_DAT_GPIO);		/* s16 dat_gpio */
1168     stw_p(w++, N8X0_CBUS_SEL_GPIO);		/* s16 sel_gpio */
1169     w++;
1170 
1171     stw_p(w++, OMAP_TAG_EM_ASIC_BB5);		/* u16 tag */
1172     stw_p(w++, 4);				/* u16 len */
1173     stw_p(w++, N8X0_RETU_GPIO);			/* s16 retu_irq_gpio */
1174     stw_p(w++, N8X0_TAHVO_GPIO);		/* s16 tahvo_irq_gpio */
1175 
1176     gpiosw = (model == 810) ? n810_gpiosw_info : n800_gpiosw_info;
1177     for (; gpiosw->name; gpiosw++) {
1178         stw_p(w++, OMAP_TAG_GPIO_SWITCH);	/* u16 tag */
1179         stw_p(w++, 20);				/* u16 len */
1180         strcpy((void *) w, gpiosw->name);	/* char name[12] */
1181         w += 6;
1182         stw_p(w++, gpiosw->line);		/* u16 gpio */
1183         stw_p(w++, gpiosw->type);
1184         stw_p(w++, 0);
1185         stw_p(w++, 0);
1186     }
1187 
1188     stw_p(w++, OMAP_TAG_NOKIA_BT);		/* u16 tag */
1189     stw_p(w++, 12);				/* u16 len */
1190     b = (void *) w;
1191     stb_p(b++, 0x01);				/* u8 chip_type	(CSR) */
1192     stb_p(b++, N8X0_BT_WKUP_GPIO);		/* u8 bt_wakeup_gpio */
1193     stb_p(b++, N8X0_BT_HOST_WKUP_GPIO);		/* u8 host_wakeup_gpio */
1194     stb_p(b++, N8X0_BT_RESET_GPIO);		/* u8 reset_gpio */
1195     stb_p(b++, BT_UART + 1);			/* u8 bt_uart */
1196     memcpy(b, &n8x0_bd_addr, 6);		/* u8 bd_addr[6] */
1197     b += 6;
1198     stb_p(b++, 0x02);				/* u8 bt_sysclk (38.4) */
1199     w = (void *) b;
1200 
1201     stw_p(w++, OMAP_TAG_WLAN_CX3110X);		/* u16 tag */
1202     stw_p(w++, 8);				/* u16 len */
1203     stw_p(w++, 0x25);				/* u8 chip_type */
1204     stw_p(w++, N8X0_WLAN_PWR_GPIO);		/* s16 power_gpio */
1205     stw_p(w++, N8X0_WLAN_IRQ_GPIO);		/* s16 irq_gpio */
1206     stw_p(w++, -1);				/* s16 spi_cs_gpio */
1207 
1208     stw_p(w++, OMAP_TAG_MMC);			/* u16 tag */
1209     stw_p(w++, 16);				/* u16 len */
1210     if (model == 810) {
1211         stw_p(w++, 0x23f);			/* unsigned flags */
1212         stw_p(w++, -1);				/* s16 power_pin */
1213         stw_p(w++, -1);				/* s16 switch_pin */
1214         stw_p(w++, -1);				/* s16 wp_pin */
1215         stw_p(w++, 0x240);			/* unsigned flags */
1216         stw_p(w++, 0xc000);			/* s16 power_pin */
1217         stw_p(w++, 0x0248);			/* s16 switch_pin */
1218         stw_p(w++, 0xc000);			/* s16 wp_pin */
1219     } else {
1220         stw_p(w++, 0xf);			/* unsigned flags */
1221         stw_p(w++, -1);				/* s16 power_pin */
1222         stw_p(w++, -1);				/* s16 switch_pin */
1223         stw_p(w++, -1);				/* s16 wp_pin */
1224         stw_p(w++, 0);				/* unsigned flags */
1225         stw_p(w++, 0);				/* s16 power_pin */
1226         stw_p(w++, 0);				/* s16 switch_pin */
1227         stw_p(w++, 0);				/* s16 wp_pin */
1228     }
1229 
1230     stw_p(w++, OMAP_TAG_TEA5761);		/* u16 tag */
1231     stw_p(w++, 4);				/* u16 len */
1232     stw_p(w++, N8X0_TEA5761_CS_GPIO);		/* u16 enable_gpio */
1233     w++;
1234 
1235     partition = (model == 810) ? n810_part_info : n800_part_info;
1236     for (; partition->name; partition++) {
1237         stw_p(w++, OMAP_TAG_PARTITION);		/* u16 tag */
1238         stw_p(w++, 28);				/* u16 len */
1239         strcpy((void *) w, partition->name);	/* char name[16] */
1240         l = (void *) (w + 8);
1241         stl_p(l++, partition->size);		/* unsigned int size */
1242         stl_p(l++, partition->offset);		/* unsigned int offset */
1243         stl_p(l++, partition->mask);		/* unsigned int mask_flags */
1244         w = (void *) l;
1245     }
1246 
1247     stw_p(w++, OMAP_TAG_BOOT_REASON);		/* u16 tag */
1248     stw_p(w++, 12);				/* u16 len */
1249 #if 0
1250     strcpy((void *) w, "por");			/* char reason_str[12] */
1251     strcpy((void *) w, "charger");		/* char reason_str[12] */
1252     strcpy((void *) w, "32wd_to");		/* char reason_str[12] */
1253     strcpy((void *) w, "sw_rst");		/* char reason_str[12] */
1254     strcpy((void *) w, "mbus");			/* char reason_str[12] */
1255     strcpy((void *) w, "unknown");		/* char reason_str[12] */
1256     strcpy((void *) w, "swdg_to");		/* char reason_str[12] */
1257     strcpy((void *) w, "sec_vio");		/* char reason_str[12] */
1258     strcpy((void *) w, "pwr_key");		/* char reason_str[12] */
1259     strcpy((void *) w, "rtc_alarm");		/* char reason_str[12] */
1260 #else
1261     strcpy((void *) w, "pwr_key");		/* char reason_str[12] */
1262 #endif
1263     w += 6;
1264 
1265     tag = (model == 810) ? "RX-44" : "RX-34";
1266     stw_p(w++, OMAP_TAG_VERSION_STR);		/* u16 tag */
1267     stw_p(w++, 24);				/* u16 len */
1268     strcpy((void *) w, "product");		/* char component[12] */
1269     w += 6;
1270     strcpy((void *) w, tag);			/* char version[12] */
1271     w += 6;
1272 
1273     stw_p(w++, OMAP_TAG_VERSION_STR);		/* u16 tag */
1274     stw_p(w++, 24);				/* u16 len */
1275     strcpy((void *) w, "hw-build");		/* char component[12] */
1276     w += 6;
1277     strcpy((void *) w, "QEMU ");
1278     pstrcat((void *) w, 12, qemu_hw_version()); /* char version[12] */
1279     w += 6;
1280 
1281     tag = (model == 810) ? "1.1.10-qemu" : "1.1.6-qemu";
1282     stw_p(w++, OMAP_TAG_VERSION_STR);		/* u16 tag */
1283     stw_p(w++, 24);				/* u16 len */
1284     strcpy((void *) w, "nolo");			/* char component[12] */
1285     w += 6;
1286     strcpy((void *) w, tag);			/* char version[12] */
1287     w += 6;
1288 
1289     return (void *) w - p;
1290 }
1291 
1292 static int n800_atag_setup(const struct arm_boot_info *info, void *p)
1293 {
1294     return n8x0_atag_setup(p, 800);
1295 }
1296 
1297 static int n810_atag_setup(const struct arm_boot_info *info, void *p)
1298 {
1299     return n8x0_atag_setup(p, 810);
1300 }
1301 
1302 static void n8x0_init(MachineState *machine,
1303                       struct arm_boot_info *binfo, int model)
1304 {
1305     MemoryRegion *sysmem = get_system_memory();
1306     struct n800_s *s = (struct n800_s *) g_malloc0(sizeof(*s));
1307     int sdram_size = binfo->ram_size;
1308 
1309     s->mpu = omap2420_mpu_init(sysmem, sdram_size, machine->cpu_model);
1310 
1311     /* Setup peripherals
1312      *
1313      * Believed external peripherals layout in the N810:
1314      * (spi bus 1)
1315      *   tsc2005
1316      *   lcd_mipid
1317      * (spi bus 2)
1318      *   Conexant cx3110x (WLAN)
1319      *   optional: pc2400m (WiMAX)
1320      * (i2c bus 0)
1321      *   TLV320AIC33 (audio codec)
1322      *   TCM825x (camera by Toshiba)
1323      *   lp5521 (clever LEDs)
1324      *   tsl2563 (light sensor, hwmon, model 7, rev. 0)
1325      *   lm8323 (keypad, manf 00, rev 04)
1326      * (i2c bus 1)
1327      *   tmp105 (temperature sensor, hwmon)
1328      *   menelaus (pm)
1329      * (somewhere on i2c - maybe N800-only)
1330      *   tea5761 (FM tuner)
1331      * (serial 0)
1332      *   GPS
1333      * (some serial port)
1334      *   csr41814 (Bluetooth)
1335      */
1336     n8x0_gpio_setup(s);
1337     n8x0_nand_setup(s);
1338     n8x0_i2c_setup(s);
1339     if (model == 800) {
1340         n800_tsc_kbd_setup(s);
1341     } else if (model == 810) {
1342         n810_tsc_setup(s);
1343         n810_kbd_setup(s);
1344     }
1345     n8x0_spi_setup(s);
1346     n8x0_dss_setup(s);
1347     n8x0_cbus_setup(s);
1348     n8x0_uart_setup(s);
1349     if (usb_enabled()) {
1350         n8x0_usb_setup(s);
1351     }
1352 
1353     if (machine->kernel_filename) {
1354         /* Or at the linux loader.  */
1355         binfo->kernel_filename = machine->kernel_filename;
1356         binfo->kernel_cmdline = machine->kernel_cmdline;
1357         binfo->initrd_filename = machine->initrd_filename;
1358         arm_load_kernel(s->mpu->cpu, binfo);
1359 
1360         qemu_register_reset(n8x0_boot_init, s);
1361     }
1362 
1363     if (option_rom[0].name &&
1364         (machine->boot_order[0] == 'n' || !machine->kernel_filename)) {
1365         uint8_t nolo_tags[0x10000];
1366         /* No, wait, better start at the ROM.  */
1367         s->mpu->cpu->env.regs[15] = OMAP2_Q2_BASE + 0x400000;
1368 
1369         /* This is intended for loading the `secondary.bin' program from
1370          * Nokia images (the NOLO bootloader).  The entry point seems
1371          * to be at OMAP2_Q2_BASE + 0x400000.
1372          *
1373          * The `2nd.bin' files contain some kind of earlier boot code and
1374          * for them the entry point needs to be set to OMAP2_SRAM_BASE.
1375          *
1376          * The code above is for loading the `zImage' file from Nokia
1377          * images.  */
1378         load_image_targphys(option_rom[0].name,
1379                             OMAP2_Q2_BASE + 0x400000,
1380                             sdram_size - 0x400000);
1381 
1382         n800_setup_nolo_tags(nolo_tags);
1383         cpu_physical_memory_write(OMAP2_SRAM_BASE, nolo_tags, 0x10000);
1384     }
1385 }
1386 
1387 static struct arm_boot_info n800_binfo = {
1388     .loader_start = OMAP2_Q2_BASE,
1389     /* Actually two chips of 0x4000000 bytes each */
1390     .ram_size = 0x08000000,
1391     .board_id = 0x4f7,
1392     .atag_board = n800_atag_setup,
1393 };
1394 
1395 static struct arm_boot_info n810_binfo = {
1396     .loader_start = OMAP2_Q2_BASE,
1397     /* Actually two chips of 0x4000000 bytes each */
1398     .ram_size = 0x08000000,
1399     /* 0x60c and 0x6bf (WiMAX Edition) have been assigned but are not
1400      * used by some older versions of the bootloader and 5555 is used
1401      * instead (including versions that shipped with many devices).  */
1402     .board_id = 0x60c,
1403     .atag_board = n810_atag_setup,
1404 };
1405 
1406 static void n800_init(MachineState *machine)
1407 {
1408     n8x0_init(machine, &n800_binfo, 800);
1409 }
1410 
1411 static void n810_init(MachineState *machine)
1412 {
1413     n8x0_init(machine, &n810_binfo, 810);
1414 }
1415 
1416 static void n800_class_init(ObjectClass *oc, void *data)
1417 {
1418     MachineClass *mc = MACHINE_CLASS(oc);
1419 
1420     mc->desc = "Nokia N800 tablet aka. RX-34 (OMAP2420)";
1421     mc->init = n800_init;
1422     mc->default_boot_order = "";
1423 }
1424 
1425 static const TypeInfo n800_type = {
1426     .name = MACHINE_TYPE_NAME("n800"),
1427     .parent = TYPE_MACHINE,
1428     .class_init = n800_class_init,
1429 };
1430 
1431 static void n810_class_init(ObjectClass *oc, void *data)
1432 {
1433     MachineClass *mc = MACHINE_CLASS(oc);
1434 
1435     mc->desc = "Nokia N810 tablet aka. RX-44 (OMAP2420)";
1436     mc->init = n810_init;
1437     mc->default_boot_order = "";
1438 }
1439 
1440 static const TypeInfo n810_type = {
1441     .name = MACHINE_TYPE_NAME("n810"),
1442     .parent = TYPE_MACHINE,
1443     .class_init = n810_class_init,
1444 };
1445 
1446 static void nseries_machine_init(void)
1447 {
1448     type_register_static(&n800_type);
1449     type_register_static(&n810_type);
1450 }
1451 
1452 machine_init(nseries_machine_init)
1453