xref: /openbmc/qemu/hw/arm/nseries.c (revision d341d9f3)
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/osdep.h"
22 #include "qemu-common.h"
23 #include "sysemu/sysemu.h"
24 #include "hw/arm/omap.h"
25 #include "hw/arm/arm.h"
26 #include "hw/irq.h"
27 #include "ui/console.h"
28 #include "hw/boards.h"
29 #include "hw/i2c/i2c.h"
30 #include "hw/devices.h"
31 #include "hw/block/flash.h"
32 #include "hw/hw.h"
33 #include "hw/bt.h"
34 #include "hw/loader.h"
35 #include "sysemu/block-backend.h"
36 #include "hw/sysbus.h"
37 #include "exec/address-spaces.h"
38 
39 /* Nokia N8x0 support */
40 struct n800_s {
41     struct omap_mpu_state_s *mpu;
42 
43     struct rfbi_chip_s blizzard;
44     struct {
45         void *opaque;
46         uint32_t (*txrx)(void *opaque, uint32_t value, int len);
47         uWireSlave *chip;
48     } ts;
49 
50     int keymap[0x80];
51     DeviceState *kbd;
52 
53     DeviceState *usb;
54     void *retu;
55     void *tahvo;
56     DeviceState *nand;
57 };
58 
59 /* GPIO pins */
60 #define N8X0_TUSB_ENABLE_GPIO		0
61 #define N800_MMC2_WP_GPIO		8
62 #define N800_UNKNOWN_GPIO0		9	/* out */
63 #define N810_MMC2_VIOSD_GPIO		9
64 #define N810_HEADSET_AMP_GPIO		10
65 #define N800_CAM_TURN_GPIO		12
66 #define N810_GPS_RESET_GPIO		12
67 #define N800_BLIZZARD_POWERDOWN_GPIO	15
68 #define N800_MMC1_WP_GPIO		23
69 #define N810_MMC2_VSD_GPIO		23
70 #define N8X0_ONENAND_GPIO		26
71 #define N810_BLIZZARD_RESET_GPIO	30
72 #define N800_UNKNOWN_GPIO2		53	/* out */
73 #define N8X0_TUSB_INT_GPIO		58
74 #define N8X0_BT_WKUP_GPIO		61
75 #define N8X0_STI_GPIO			62
76 #define N8X0_CBUS_SEL_GPIO		64
77 #define N8X0_CBUS_DAT_GPIO		65
78 #define N8X0_CBUS_CLK_GPIO		66
79 #define N8X0_WLAN_IRQ_GPIO		87
80 #define N8X0_BT_RESET_GPIO		92
81 #define N8X0_TEA5761_CS_GPIO		93
82 #define N800_UNKNOWN_GPIO		94
83 #define N810_TSC_RESET_GPIO		94
84 #define N800_CAM_ACT_GPIO		95
85 #define N810_GPS_WAKEUP_GPIO		95
86 #define N8X0_MMC_CS_GPIO		96
87 #define N8X0_WLAN_PWR_GPIO		97
88 #define N8X0_BT_HOST_WKUP_GPIO		98
89 #define N810_SPEAKER_AMP_GPIO		101
90 #define N810_KB_LOCK_GPIO		102
91 #define N800_TSC_TS_GPIO		103
92 #define N810_TSC_TS_GPIO		106
93 #define N8X0_HEADPHONE_GPIO		107
94 #define N8X0_RETU_GPIO			108
95 #define N800_TSC_KP_IRQ_GPIO		109
96 #define N810_KEYBOARD_GPIO		109
97 #define N800_BAT_COVER_GPIO		110
98 #define N810_SLIDE_GPIO			110
99 #define N8X0_TAHVO_GPIO			111
100 #define N800_UNKNOWN_GPIO4		112	/* out */
101 #define N810_SLEEPX_LED_GPIO		112
102 #define N800_TSC_RESET_GPIO		118	/* ? */
103 #define N810_AIC33_RESET_GPIO		118
104 #define N800_TSC_UNKNOWN_GPIO		119	/* out */
105 #define N8X0_TMP105_GPIO		125
106 
107 /* Config */
108 #define BT_UART				0
109 #define XLDR_LL_UART			1
110 
111 /* Addresses on the I2C bus 0 */
112 #define N810_TLV320AIC33_ADDR		0x18	/* Audio CODEC */
113 #define N8X0_TCM825x_ADDR		0x29	/* Camera */
114 #define N810_LP5521_ADDR		0x32	/* LEDs */
115 #define N810_TSL2563_ADDR		0x3d	/* Light sensor */
116 #define N810_LM8323_ADDR		0x45	/* Keyboard */
117 /* Addresses on the I2C bus 1 */
118 #define N8X0_TMP105_ADDR		0x48	/* Temperature sensor */
119 #define N8X0_MENELAUS_ADDR		0x72	/* Power management */
120 
121 /* Chipselects on GPMC NOR interface */
122 #define N8X0_ONENAND_CS			0
123 #define N8X0_USB_ASYNC_CS		1
124 #define N8X0_USB_SYNC_CS		4
125 
126 #define N8X0_BD_ADDR			0x00, 0x1a, 0x89, 0x9e, 0x3e, 0x81
127 
128 static void n800_mmc_cs_cb(void *opaque, int line, int level)
129 {
130     /* TODO: this seems to actually be connected to the menelaus, to
131      * which also both MMC slots connect.  */
132     omap_mmc_enable((struct omap_mmc_s *) opaque, !level);
133 }
134 
135 static void n8x0_gpio_setup(struct n800_s *s)
136 {
137     qdev_connect_gpio_out(s->mpu->gpio, N8X0_MMC_CS_GPIO,
138                           qemu_allocate_irq(n800_mmc_cs_cb, s->mpu->mmc, 0));
139     qemu_irq_lower(qdev_get_gpio_in(s->mpu->gpio, N800_BAT_COVER_GPIO));
140 }
141 
142 #define MAEMO_CAL_HEADER(...)				\
143     'C',  'o',  'n',  'F',  0x02, 0x00, 0x04, 0x00,	\
144     __VA_ARGS__,					\
145     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
146 
147 static const uint8_t n8x0_cal_wlan_mac[] = {
148     MAEMO_CAL_HEADER('w', 'l', 'a', 'n', '-', 'm', 'a', 'c')
149     0x1c, 0x00, 0x00, 0x00, 0x47, 0xd6, 0x69, 0xb3,
150     0x30, 0x08, 0xa0, 0x83, 0x00, 0x00, 0x00, 0x00,
151     0x00, 0x00, 0x00, 0x00, 0x1a, 0x00, 0x00, 0x00,
152     0x89, 0x00, 0x00, 0x00, 0x9e, 0x00, 0x00, 0x00,
153     0x5d, 0x00, 0x00, 0x00, 0xc1, 0x00, 0x00, 0x00,
154 };
155 
156 static const uint8_t n8x0_cal_bt_id[] = {
157     MAEMO_CAL_HEADER('b', 't', '-', 'i', 'd', 0, 0, 0)
158     0x0a, 0x00, 0x00, 0x00, 0xa3, 0x4b, 0xf6, 0x96,
159     0xa8, 0xeb, 0xb2, 0x41, 0x00, 0x00, 0x00, 0x00,
160     N8X0_BD_ADDR,
161 };
162 
163 static void n8x0_nand_setup(struct n800_s *s)
164 {
165     char *otp_region;
166     DriveInfo *dinfo;
167 
168     s->nand = qdev_create(NULL, "onenand");
169     qdev_prop_set_uint16(s->nand, "manufacturer_id", NAND_MFR_SAMSUNG);
170     /* Either 0x40 or 0x48 are OK for the device ID */
171     qdev_prop_set_uint16(s->nand, "device_id", 0x48);
172     qdev_prop_set_uint16(s->nand, "version_id", 0);
173     qdev_prop_set_int32(s->nand, "shift", 1);
174     dinfo = drive_get(IF_MTD, 0, 0);
175     if (dinfo) {
176         qdev_prop_set_drive(s->nand, "drive", blk_by_legacy_dinfo(dinfo),
177                             &error_fatal);
178     }
179     qdev_init_nofail(s->nand);
180     sysbus_connect_irq(SYS_BUS_DEVICE(s->nand), 0,
181                        qdev_get_gpio_in(s->mpu->gpio, N8X0_ONENAND_GPIO));
182     omap_gpmc_attach(s->mpu->gpmc, N8X0_ONENAND_CS,
183                      sysbus_mmio_get_region(SYS_BUS_DEVICE(s->nand), 0));
184     otp_region = onenand_raw_otp(s->nand);
185 
186     memcpy(otp_region + 0x000, n8x0_cal_wlan_mac, sizeof(n8x0_cal_wlan_mac));
187     memcpy(otp_region + 0x800, n8x0_cal_bt_id, sizeof(n8x0_cal_bt_id));
188     /* XXX: in theory should also update the OOB for both pages */
189 }
190 
191 static qemu_irq n8x0_system_powerdown;
192 
193 static void n8x0_powerdown_req(Notifier *n, void *opaque)
194 {
195     qemu_irq_raise(n8x0_system_powerdown);
196 }
197 
198 static Notifier n8x0_system_powerdown_notifier = {
199     .notify = n8x0_powerdown_req
200 };
201 
202 static void n8x0_i2c_setup(struct n800_s *s)
203 {
204     DeviceState *dev;
205     qemu_irq tmp_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_TMP105_GPIO);
206     I2CBus *i2c = omap_i2c_bus(s->mpu->i2c[0]);
207 
208     /* Attach a menelaus PM chip */
209     dev = i2c_create_slave(i2c, "twl92230", N8X0_MENELAUS_ADDR);
210     qdev_connect_gpio_out(dev, 3,
211                           qdev_get_gpio_in(s->mpu->ih[0],
212                                            OMAP_INT_24XX_SYS_NIRQ));
213 
214     n8x0_system_powerdown = qdev_get_gpio_in(dev, 3);
215     qemu_register_powerdown_notifier(&n8x0_system_powerdown_notifier);
216 
217     /* Attach a TMP105 PM chip (A0 wired to ground) */
218     dev = i2c_create_slave(i2c, "tmp105", N8X0_TMP105_ADDR);
219     qdev_connect_gpio_out(dev, 0, tmp_irq);
220 }
221 
222 /* Touchscreen and keypad controller */
223 static MouseTransformInfo n800_pointercal = {
224     .x = 800,
225     .y = 480,
226     .a = { 14560, -68, -3455208, -39, -9621, 35152972, 65536 },
227 };
228 
229 static MouseTransformInfo n810_pointercal = {
230     .x = 800,
231     .y = 480,
232     .a = { 15041, 148, -4731056, 171, -10238, 35933380, 65536 },
233 };
234 
235 #define RETU_KEYCODE	61	/* F3 */
236 
237 static void n800_key_event(void *opaque, int keycode)
238 {
239     struct n800_s *s = (struct n800_s *) opaque;
240     int code = s->keymap[keycode & 0x7f];
241 
242     if (code == -1) {
243         if ((keycode & 0x7f) == RETU_KEYCODE) {
244             retu_key_event(s->retu, !(keycode & 0x80));
245         }
246         return;
247     }
248 
249     tsc210x_key_event(s->ts.chip, code, !(keycode & 0x80));
250 }
251 
252 static const int n800_keys[16] = {
253     -1,
254     72,	/* Up */
255     63,	/* Home (F5) */
256     -1,
257     75,	/* Left */
258     28,	/* Enter */
259     77,	/* Right */
260     -1,
261      1,	/* Cycle (ESC) */
262     80,	/* Down */
263     62,	/* Menu (F4) */
264     -1,
265     66,	/* Zoom- (F8) */
266     64,	/* FullScreen (F6) */
267     65,	/* Zoom+ (F7) */
268     -1,
269 };
270 
271 static void n800_tsc_kbd_setup(struct n800_s *s)
272 {
273     int i;
274 
275     /* XXX: are the three pins inverted inside the chip between the
276      * tsc and the cpu (N4111)?  */
277     qemu_irq penirq = NULL;	/* NC */
278     qemu_irq kbirq = qdev_get_gpio_in(s->mpu->gpio, N800_TSC_KP_IRQ_GPIO);
279     qemu_irq dav = qdev_get_gpio_in(s->mpu->gpio, N800_TSC_TS_GPIO);
280 
281     s->ts.chip = tsc2301_init(penirq, kbirq, dav);
282     s->ts.opaque = s->ts.chip->opaque;
283     s->ts.txrx = tsc210x_txrx;
284 
285     for (i = 0; i < 0x80; i++) {
286         s->keymap[i] = -1;
287     }
288     for (i = 0; i < 0x10; i++) {
289         if (n800_keys[i] >= 0) {
290             s->keymap[n800_keys[i]] = i;
291         }
292     }
293 
294     qemu_add_kbd_event_handler(n800_key_event, s);
295 
296     tsc210x_set_transform(s->ts.chip, &n800_pointercal);
297 }
298 
299 static void n810_tsc_setup(struct n800_s *s)
300 {
301     qemu_irq pintdav = qdev_get_gpio_in(s->mpu->gpio, N810_TSC_TS_GPIO);
302 
303     s->ts.opaque = tsc2005_init(pintdav);
304     s->ts.txrx = tsc2005_txrx;
305 
306     tsc2005_set_transform(s->ts.opaque, &n810_pointercal);
307 }
308 
309 /* N810 Keyboard controller */
310 static void n810_key_event(void *opaque, int keycode)
311 {
312     struct n800_s *s = (struct n800_s *) opaque;
313     int code = s->keymap[keycode & 0x7f];
314 
315     if (code == -1) {
316         if ((keycode & 0x7f) == RETU_KEYCODE) {
317             retu_key_event(s->retu, !(keycode & 0x80));
318         }
319         return;
320     }
321 
322     lm832x_key_event(s->kbd, code, !(keycode & 0x80));
323 }
324 
325 #define M	0
326 
327 static int n810_keys[0x80] = {
328     [0x01] = 16,	/* Q */
329     [0x02] = 37,	/* K */
330     [0x03] = 24,	/* O */
331     [0x04] = 25,	/* P */
332     [0x05] = 14,	/* Backspace */
333     [0x06] = 30,	/* A */
334     [0x07] = 31,	/* S */
335     [0x08] = 32,	/* D */
336     [0x09] = 33,	/* F */
337     [0x0a] = 34,	/* G */
338     [0x0b] = 35,	/* H */
339     [0x0c] = 36,	/* J */
340 
341     [0x11] = 17,	/* W */
342     [0x12] = 62,	/* Menu (F4) */
343     [0x13] = 38,	/* L */
344     [0x14] = 40,	/* ' (Apostrophe) */
345     [0x16] = 44,	/* Z */
346     [0x17] = 45,	/* X */
347     [0x18] = 46,	/* C */
348     [0x19] = 47,	/* V */
349     [0x1a] = 48,	/* B */
350     [0x1b] = 49,	/* N */
351     [0x1c] = 42,	/* Shift (Left shift) */
352     [0x1f] = 65,	/* Zoom+ (F7) */
353 
354     [0x21] = 18,	/* E */
355     [0x22] = 39,	/* ; (Semicolon) */
356     [0x23] = 12,	/* - (Minus) */
357     [0x24] = 13,	/* = (Equal) */
358     [0x2b] = 56,	/* Fn (Left Alt) */
359     [0x2c] = 50,	/* M */
360     [0x2f] = 66,	/* Zoom- (F8) */
361 
362     [0x31] = 19,	/* R */
363     [0x32] = 29 | M,	/* Right Ctrl */
364     [0x34] = 57,	/* Space */
365     [0x35] = 51,	/* , (Comma) */
366     [0x37] = 72 | M,	/* Up */
367     [0x3c] = 82 | M,	/* Compose (Insert) */
368     [0x3f] = 64,	/* FullScreen (F6) */
369 
370     [0x41] = 20,	/* T */
371     [0x44] = 52,	/* . (Dot) */
372     [0x46] = 77 | M,	/* Right */
373     [0x4f] = 63,	/* Home (F5) */
374     [0x51] = 21,	/* Y */
375     [0x53] = 80 | M,	/* Down */
376     [0x55] = 28,	/* Enter */
377     [0x5f] =  1,	/* Cycle (ESC) */
378 
379     [0x61] = 22,	/* U */
380     [0x64] = 75 | M,	/* Left */
381 
382     [0x71] = 23,	/* I */
383 #if 0
384     [0x75] = 28 | M,	/* KP Enter (KP Enter) */
385 #else
386     [0x75] = 15,	/* KP Enter (Tab) */
387 #endif
388 };
389 
390 #undef M
391 
392 static void n810_kbd_setup(struct n800_s *s)
393 {
394     qemu_irq kbd_irq = qdev_get_gpio_in(s->mpu->gpio, N810_KEYBOARD_GPIO);
395     int i;
396 
397     for (i = 0; i < 0x80; i++) {
398         s->keymap[i] = -1;
399     }
400     for (i = 0; i < 0x80; i++) {
401         if (n810_keys[i] > 0) {
402             s->keymap[n810_keys[i]] = i;
403         }
404     }
405 
406     qemu_add_kbd_event_handler(n810_key_event, s);
407 
408     /* Attach the LM8322 keyboard to the I2C bus,
409      * should happen in n8x0_i2c_setup and s->kbd be initialised here.  */
410     s->kbd = i2c_create_slave(omap_i2c_bus(s->mpu->i2c[0]),
411                            "lm8323", N810_LM8323_ADDR);
412     qdev_connect_gpio_out(s->kbd, 0, kbd_irq);
413 }
414 
415 /* LCD MIPI DBI-C controller (URAL) */
416 struct mipid_s {
417     int resp[4];
418     int param[4];
419     int p;
420     int pm;
421     int cmd;
422 
423     int sleep;
424     int booster;
425     int te;
426     int selfcheck;
427     int partial;
428     int normal;
429     int vscr;
430     int invert;
431     int onoff;
432     int gamma;
433     uint32_t id;
434 };
435 
436 static void mipid_reset(struct mipid_s *s)
437 {
438     s->pm = 0;
439     s->cmd = 0;
440 
441     s->sleep = 1;
442     s->booster = 0;
443     s->selfcheck =
444             (1 << 7) |	/* Register loading OK.  */
445             (1 << 5) |	/* The chip is attached.  */
446             (1 << 4);	/* Display glass still in one piece.  */
447     s->te = 0;
448     s->partial = 0;
449     s->normal = 1;
450     s->vscr = 0;
451     s->invert = 0;
452     s->onoff = 1;
453     s->gamma = 0;
454 }
455 
456 static uint32_t mipid_txrx(void *opaque, uint32_t cmd, int len)
457 {
458     struct mipid_s *s = (struct mipid_s *) opaque;
459     uint8_t ret;
460 
461     if (len > 9) {
462         hw_error("%s: FIXME: bad SPI word width %i\n", __FUNCTION__, len);
463     }
464 
465     if (s->p >= ARRAY_SIZE(s->resp)) {
466         ret = 0;
467     } else {
468         ret = s->resp[s->p++];
469     }
470     if (s->pm-- > 0) {
471         s->param[s->pm] = cmd;
472     } else {
473         s->cmd = cmd;
474     }
475 
476     switch (s->cmd) {
477     case 0x00:	/* NOP */
478         break;
479 
480     case 0x01:	/* SWRESET */
481         mipid_reset(s);
482         break;
483 
484     case 0x02:	/* BSTROFF */
485         s->booster = 0;
486         break;
487     case 0x03:	/* BSTRON */
488         s->booster = 1;
489         break;
490 
491     case 0x04:	/* RDDID */
492         s->p = 0;
493         s->resp[0] = (s->id >> 16) & 0xff;
494         s->resp[1] = (s->id >>  8) & 0xff;
495         s->resp[2] = (s->id >>  0) & 0xff;
496         break;
497 
498     case 0x06:	/* RD_RED */
499     case 0x07:	/* RD_GREEN */
500         /* XXX the bootloader sometimes issues RD_BLUE meaning RDDID so
501          * for the bootloader one needs to change this.  */
502     case 0x08:	/* RD_BLUE */
503         s->p = 0;
504         /* TODO: return first pixel components */
505         s->resp[0] = 0x01;
506         break;
507 
508     case 0x09:	/* RDDST */
509         s->p = 0;
510         s->resp[0] = s->booster << 7;
511         s->resp[1] = (5 << 4) | (s->partial << 2) |
512                 (s->sleep << 1) | s->normal;
513         s->resp[2] = (s->vscr << 7) | (s->invert << 5) |
514                 (s->onoff << 2) | (s->te << 1) | (s->gamma >> 2);
515         s->resp[3] = s->gamma << 6;
516         break;
517 
518     case 0x0a:	/* RDDPM */
519         s->p = 0;
520         s->resp[0] = (s->onoff << 2) | (s->normal << 3) | (s->sleep << 4) |
521                 (s->partial << 5) | (s->sleep << 6) | (s->booster << 7);
522         break;
523     case 0x0b:	/* RDDMADCTR */
524         s->p = 0;
525         s->resp[0] = 0;
526         break;
527     case 0x0c:	/* RDDCOLMOD */
528         s->p = 0;
529         s->resp[0] = 5;	/* 65K colours */
530         break;
531     case 0x0d:	/* RDDIM */
532         s->p = 0;
533         s->resp[0] = (s->invert << 5) | (s->vscr << 7) | s->gamma;
534         break;
535     case 0x0e:	/* RDDSM */
536         s->p = 0;
537         s->resp[0] = s->te << 7;
538         break;
539     case 0x0f:	/* RDDSDR */
540         s->p = 0;
541         s->resp[0] = s->selfcheck;
542         break;
543 
544     case 0x10:	/* SLPIN */
545         s->sleep = 1;
546         break;
547     case 0x11:	/* SLPOUT */
548         s->sleep = 0;
549         s->selfcheck ^= 1 << 6;	/* POFF self-diagnosis Ok */
550         break;
551 
552     case 0x12:	/* PTLON */
553         s->partial = 1;
554         s->normal = 0;
555         s->vscr = 0;
556         break;
557     case 0x13:	/* NORON */
558         s->partial = 0;
559         s->normal = 1;
560         s->vscr = 0;
561         break;
562 
563     case 0x20:	/* INVOFF */
564         s->invert = 0;
565         break;
566     case 0x21:	/* INVON */
567         s->invert = 1;
568         break;
569 
570     case 0x22:	/* APOFF */
571     case 0x23:	/* APON */
572         goto bad_cmd;
573 
574     case 0x25:	/* WRCNTR */
575         if (s->pm < 0) {
576             s->pm = 1;
577         }
578         goto bad_cmd;
579 
580     case 0x26:	/* GAMSET */
581         if (!s->pm) {
582             s->gamma = ctz32(s->param[0] & 0xf);
583             if (s->gamma == 32) {
584                 s->gamma = -1; /* XXX: should this be 0? */
585             }
586         } else if (s->pm < 0) {
587             s->pm = 1;
588         }
589         break;
590 
591     case 0x28:	/* DISPOFF */
592         s->onoff = 0;
593         break;
594     case 0x29:	/* DISPON */
595         s->onoff = 1;
596         break;
597 
598     case 0x2a:	/* CASET */
599     case 0x2b:	/* RASET */
600     case 0x2c:	/* RAMWR */
601     case 0x2d:	/* RGBSET */
602     case 0x2e:	/* RAMRD */
603     case 0x30:	/* PTLAR */
604     case 0x33:	/* SCRLAR */
605         goto bad_cmd;
606 
607     case 0x34:	/* TEOFF */
608         s->te = 0;
609         break;
610     case 0x35:	/* TEON */
611         if (!s->pm) {
612             s->te = 1;
613         } else if (s->pm < 0) {
614             s->pm = 1;
615         }
616         break;
617 
618     case 0x36:	/* MADCTR */
619         goto bad_cmd;
620 
621     case 0x37:	/* VSCSAD */
622         s->partial = 0;
623         s->normal = 0;
624         s->vscr = 1;
625         break;
626 
627     case 0x38:	/* IDMOFF */
628     case 0x39:	/* IDMON */
629     case 0x3a:	/* COLMOD */
630         goto bad_cmd;
631 
632     case 0xb0:	/* CLKINT / DISCTL */
633     case 0xb1:	/* CLKEXT */
634         if (s->pm < 0) {
635             s->pm = 2;
636         }
637         break;
638 
639     case 0xb4:	/* FRMSEL */
640         break;
641 
642     case 0xb5:	/* FRM8SEL */
643     case 0xb6:	/* TMPRNG / INIESC */
644     case 0xb7:	/* TMPHIS / NOP2 */
645     case 0xb8:	/* TMPREAD / MADCTL */
646     case 0xba:	/* DISTCTR */
647     case 0xbb:	/* EPVOL */
648         goto bad_cmd;
649 
650     case 0xbd:	/* Unknown */
651         s->p = 0;
652         s->resp[0] = 0;
653         s->resp[1] = 1;
654         break;
655 
656     case 0xc2:	/* IFMOD */
657         if (s->pm < 0) {
658             s->pm = 2;
659         }
660         break;
661 
662     case 0xc6:	/* PWRCTL */
663     case 0xc7:	/* PPWRCTL */
664     case 0xd0:	/* EPWROUT */
665     case 0xd1:	/* EPWRIN */
666     case 0xd4:	/* RDEV */
667     case 0xd5:	/* RDRR */
668         goto bad_cmd;
669 
670     case 0xda:	/* RDID1 */
671         s->p = 0;
672         s->resp[0] = (s->id >> 16) & 0xff;
673         break;
674     case 0xdb:	/* RDID2 */
675         s->p = 0;
676         s->resp[0] = (s->id >>  8) & 0xff;
677         break;
678     case 0xdc:	/* RDID3 */
679         s->p = 0;
680         s->resp[0] = (s->id >>  0) & 0xff;
681         break;
682 
683     default:
684     bad_cmd:
685         qemu_log_mask(LOG_GUEST_ERROR,
686                       "%s: unknown command %02x\n", __func__, s->cmd);
687         break;
688     }
689 
690     return ret;
691 }
692 
693 static void *mipid_init(void)
694 {
695     struct mipid_s *s = (struct mipid_s *) g_malloc0(sizeof(*s));
696 
697     s->id = 0x838f03;
698     mipid_reset(s);
699 
700     return s;
701 }
702 
703 static void n8x0_spi_setup(struct n800_s *s)
704 {
705     void *tsc = s->ts.opaque;
706     void *mipid = mipid_init();
707 
708     omap_mcspi_attach(s->mpu->mcspi[0], s->ts.txrx, tsc, 0);
709     omap_mcspi_attach(s->mpu->mcspi[0], mipid_txrx, mipid, 1);
710 }
711 
712 /* This task is normally performed by the bootloader.  If we're loading
713  * a kernel directly, we need to enable the Blizzard ourselves.  */
714 static void n800_dss_init(struct rfbi_chip_s *chip)
715 {
716     uint8_t *fb_blank;
717 
718     chip->write(chip->opaque, 0, 0x2a);		/* LCD Width register */
719     chip->write(chip->opaque, 1, 0x64);
720     chip->write(chip->opaque, 0, 0x2c);		/* LCD HNDP register */
721     chip->write(chip->opaque, 1, 0x1e);
722     chip->write(chip->opaque, 0, 0x2e);		/* LCD Height 0 register */
723     chip->write(chip->opaque, 1, 0xe0);
724     chip->write(chip->opaque, 0, 0x30);		/* LCD Height 1 register */
725     chip->write(chip->opaque, 1, 0x01);
726     chip->write(chip->opaque, 0, 0x32);		/* LCD VNDP register */
727     chip->write(chip->opaque, 1, 0x06);
728     chip->write(chip->opaque, 0, 0x68);		/* Display Mode register */
729     chip->write(chip->opaque, 1, 1);		/* Enable bit */
730 
731     chip->write(chip->opaque, 0, 0x6c);
732     chip->write(chip->opaque, 1, 0x00);		/* Input X Start Position */
733     chip->write(chip->opaque, 1, 0x00);		/* Input X Start Position */
734     chip->write(chip->opaque, 1, 0x00);		/* Input Y Start Position */
735     chip->write(chip->opaque, 1, 0x00);		/* Input Y Start Position */
736     chip->write(chip->opaque, 1, 0x1f);		/* Input X End Position */
737     chip->write(chip->opaque, 1, 0x03);		/* Input X End Position */
738     chip->write(chip->opaque, 1, 0xdf);		/* Input Y End Position */
739     chip->write(chip->opaque, 1, 0x01);		/* Input Y End Position */
740     chip->write(chip->opaque, 1, 0x00);		/* Output X Start Position */
741     chip->write(chip->opaque, 1, 0x00);		/* Output X Start Position */
742     chip->write(chip->opaque, 1, 0x00);		/* Output Y Start Position */
743     chip->write(chip->opaque, 1, 0x00);		/* Output Y Start Position */
744     chip->write(chip->opaque, 1, 0x1f);		/* Output X End Position */
745     chip->write(chip->opaque, 1, 0x03);		/* Output X End Position */
746     chip->write(chip->opaque, 1, 0xdf);		/* Output Y End Position */
747     chip->write(chip->opaque, 1, 0x01);		/* Output Y End Position */
748     chip->write(chip->opaque, 1, 0x01);		/* Input Data Format */
749     chip->write(chip->opaque, 1, 0x01);		/* Data Source Select */
750 
751     fb_blank = memset(g_malloc(800 * 480 * 2), 0xff, 800 * 480 * 2);
752     /* Display Memory Data Port */
753     chip->block(chip->opaque, 1, fb_blank, 800 * 480 * 2, 800);
754     g_free(fb_blank);
755 }
756 
757 static void n8x0_dss_setup(struct n800_s *s)
758 {
759     s->blizzard.opaque = s1d13745_init(NULL);
760     s->blizzard.block = s1d13745_write_block;
761     s->blizzard.write = s1d13745_write;
762     s->blizzard.read = s1d13745_read;
763 
764     omap_rfbi_attach(s->mpu->dss, 0, &s->blizzard);
765 }
766 
767 static void n8x0_cbus_setup(struct n800_s *s)
768 {
769     qemu_irq dat_out = qdev_get_gpio_in(s->mpu->gpio, N8X0_CBUS_DAT_GPIO);
770     qemu_irq retu_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_RETU_GPIO);
771     qemu_irq tahvo_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_TAHVO_GPIO);
772 
773     CBus *cbus = cbus_init(dat_out);
774 
775     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_CLK_GPIO, cbus->clk);
776     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_DAT_GPIO, cbus->dat);
777     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_SEL_GPIO, cbus->sel);
778 
779     cbus_attach(cbus, s->retu = retu_init(retu_irq, 1));
780     cbus_attach(cbus, s->tahvo = tahvo_init(tahvo_irq, 1));
781 }
782 
783 static void n8x0_uart_setup(struct n800_s *s)
784 {
785     CharDriverState *radio = uart_hci_init(
786                     qdev_get_gpio_in(s->mpu->gpio, N8X0_BT_HOST_WKUP_GPIO));
787 
788     qdev_connect_gpio_out(s->mpu->gpio, N8X0_BT_RESET_GPIO,
789                     csrhci_pins_get(radio)[csrhci_pin_reset]);
790     qdev_connect_gpio_out(s->mpu->gpio, N8X0_BT_WKUP_GPIO,
791                     csrhci_pins_get(radio)[csrhci_pin_wakeup]);
792 
793     omap_uart_attach(s->mpu->uart[BT_UART], radio);
794 }
795 
796 static void n8x0_usb_setup(struct n800_s *s)
797 {
798     SysBusDevice *dev;
799     s->usb = qdev_create(NULL, "tusb6010");
800     dev = SYS_BUS_DEVICE(s->usb);
801     qdev_init_nofail(s->usb);
802     sysbus_connect_irq(dev, 0,
803                        qdev_get_gpio_in(s->mpu->gpio, N8X0_TUSB_INT_GPIO));
804     /* Using the NOR interface */
805     omap_gpmc_attach(s->mpu->gpmc, N8X0_USB_ASYNC_CS,
806                      sysbus_mmio_get_region(dev, 0));
807     omap_gpmc_attach(s->mpu->gpmc, N8X0_USB_SYNC_CS,
808                      sysbus_mmio_get_region(dev, 1));
809     qdev_connect_gpio_out(s->mpu->gpio, N8X0_TUSB_ENABLE_GPIO,
810                           qdev_get_gpio_in(s->usb, 0)); /* tusb_pwr */
811 }
812 
813 /* Setup done before the main bootloader starts by some early setup code
814  * - used when we want to run the main bootloader in emulation.  This
815  * isn't documented.  */
816 static uint32_t n800_pinout[104] = {
817     0x080f00d8, 0x00d40808, 0x03080808, 0x080800d0,
818     0x00dc0808, 0x0b0f0f00, 0x080800b4, 0x00c00808,
819     0x08080808, 0x180800c4, 0x00b80000, 0x08080808,
820     0x080800bc, 0x00cc0808, 0x08081818, 0x18180128,
821     0x01241800, 0x18181818, 0x000000f0, 0x01300000,
822     0x00001b0b, 0x1b0f0138, 0x00e0181b, 0x1b031b0b,
823     0x180f0078, 0x00740018, 0x0f0f0f1a, 0x00000080,
824     0x007c0000, 0x00000000, 0x00000088, 0x00840000,
825     0x00000000, 0x00000094, 0x00980300, 0x0f180003,
826     0x0000008c, 0x00900f0f, 0x0f0f1b00, 0x0f00009c,
827     0x01140000, 0x1b1b0f18, 0x0818013c, 0x01400008,
828     0x00001818, 0x000b0110, 0x010c1800, 0x0b030b0f,
829     0x181800f4, 0x00f81818, 0x00000018, 0x000000fc,
830     0x00401808, 0x00000000, 0x0f1b0030, 0x003c0008,
831     0x00000000, 0x00000038, 0x00340000, 0x00000000,
832     0x1a080070, 0x00641a1a, 0x08080808, 0x08080060,
833     0x005c0808, 0x08080808, 0x08080058, 0x00540808,
834     0x08080808, 0x0808006c, 0x00680808, 0x08080808,
835     0x000000a8, 0x00b00000, 0x08080808, 0x000000a0,
836     0x00a40000, 0x00000000, 0x08ff0050, 0x004c0808,
837     0xffffffff, 0xffff0048, 0x0044ffff, 0xffffffff,
838     0x000000ac, 0x01040800, 0x08080b0f, 0x18180100,
839     0x01081818, 0x0b0b1808, 0x1a0300e4, 0x012c0b1a,
840     0x02020018, 0x0b000134, 0x011c0800, 0x0b1b1b00,
841     0x0f0000c8, 0x00ec181b, 0x000f0f02, 0x00180118,
842     0x01200000, 0x0f0b1b1b, 0x0f0200e8, 0x0000020b,
843 };
844 
845 static void n800_setup_nolo_tags(void *sram_base)
846 {
847     int i;
848     uint32_t *p = sram_base + 0x8000;
849     uint32_t *v = sram_base + 0xa000;
850 
851     memset(p, 0, 0x3000);
852 
853     strcpy((void *) (p + 0), "QEMU N800");
854 
855     strcpy((void *) (p + 8), "F5");
856 
857     stl_p(p + 10, 0x04f70000);
858     strcpy((void *) (p + 9), "RX-34");
859 
860     /* RAM size in MB? */
861     stl_p(p + 12, 0x80);
862 
863     /* Pointer to the list of tags */
864     stl_p(p + 13, OMAP2_SRAM_BASE + 0x9000);
865 
866     /* The NOLO tags start here */
867     p = sram_base + 0x9000;
868 #define ADD_TAG(tag, len)				\
869     stw_p((uint16_t *) p + 0, tag);			\
870     stw_p((uint16_t *) p + 1, len); p++;		\
871     stl_p(p++, OMAP2_SRAM_BASE | (((void *) v - sram_base) & 0xffff));
872 
873     /* OMAP STI console? Pin out settings? */
874     ADD_TAG(0x6e01, 414);
875     for (i = 0; i < ARRAY_SIZE(n800_pinout); i++) {
876         stl_p(v++, n800_pinout[i]);
877     }
878 
879     /* Kernel memsize? */
880     ADD_TAG(0x6e05, 1);
881     stl_p(v++, 2);
882 
883     /* NOLO serial console */
884     ADD_TAG(0x6e02, 4);
885     stl_p(v++, XLDR_LL_UART);		/* UART number (1 - 3) */
886 
887 #if 0
888     /* CBUS settings (Retu/AVilma) */
889     ADD_TAG(0x6e03, 6);
890     stw_p((uint16_t *) v + 0, 65);	/* CBUS GPIO0 */
891     stw_p((uint16_t *) v + 1, 66);	/* CBUS GPIO1 */
892     stw_p((uint16_t *) v + 2, 64);	/* CBUS GPIO2 */
893     v += 2;
894 #endif
895 
896     /* Nokia ASIC BB5 (Retu/Tahvo) */
897     ADD_TAG(0x6e0a, 4);
898     stw_p((uint16_t *) v + 0, 111);	/* "Retu" interrupt GPIO */
899     stw_p((uint16_t *) v + 1, 108);	/* "Tahvo" interrupt GPIO */
900     v++;
901 
902     /* LCD console? */
903     ADD_TAG(0x6e04, 4);
904     stw_p((uint16_t *) v + 0, 30);	/* ??? */
905     stw_p((uint16_t *) v + 1, 24);	/* ??? */
906     v++;
907 
908 #if 0
909     /* LCD settings */
910     ADD_TAG(0x6e06, 2);
911     stw_p((uint16_t *) (v++), 15);	/* ??? */
912 #endif
913 
914     /* I^2C (Menelaus) */
915     ADD_TAG(0x6e07, 4);
916     stl_p(v++, 0x00720000);		/* ??? */
917 
918     /* Unknown */
919     ADD_TAG(0x6e0b, 6);
920     stw_p((uint16_t *) v + 0, 94);	/* ??? */
921     stw_p((uint16_t *) v + 1, 23);	/* ??? */
922     stw_p((uint16_t *) v + 2, 0);	/* ??? */
923     v += 2;
924 
925     /* OMAP gpio switch info */
926     ADD_TAG(0x6e0c, 80);
927     strcpy((void *) v, "bat_cover");	v += 3;
928     stw_p((uint16_t *) v + 0, 110);	/* GPIO num ??? */
929     stw_p((uint16_t *) v + 1, 1);	/* GPIO num ??? */
930     v += 2;
931     strcpy((void *) v, "cam_act");	v += 3;
932     stw_p((uint16_t *) v + 0, 95);	/* GPIO num ??? */
933     stw_p((uint16_t *) v + 1, 32);	/* GPIO num ??? */
934     v += 2;
935     strcpy((void *) v, "cam_turn");	v += 3;
936     stw_p((uint16_t *) v + 0, 12);	/* GPIO num ??? */
937     stw_p((uint16_t *) v + 1, 33);	/* GPIO num ??? */
938     v += 2;
939     strcpy((void *) v, "headphone");	v += 3;
940     stw_p((uint16_t *) v + 0, 107);	/* GPIO num ??? */
941     stw_p((uint16_t *) v + 1, 17);	/* GPIO num ??? */
942     v += 2;
943 
944     /* Bluetooth */
945     ADD_TAG(0x6e0e, 12);
946     stl_p(v++, 0x5c623d01);		/* ??? */
947     stl_p(v++, 0x00000201);		/* ??? */
948     stl_p(v++, 0x00000000);		/* ??? */
949 
950     /* CX3110x WLAN settings */
951     ADD_TAG(0x6e0f, 8);
952     stl_p(v++, 0x00610025);		/* ??? */
953     stl_p(v++, 0xffff0057);		/* ??? */
954 
955     /* MMC host settings */
956     ADD_TAG(0x6e10, 12);
957     stl_p(v++, 0xffff000f);		/* ??? */
958     stl_p(v++, 0xffffffff);		/* ??? */
959     stl_p(v++, 0x00000060);		/* ??? */
960 
961     /* OneNAND chip select */
962     ADD_TAG(0x6e11, 10);
963     stl_p(v++, 0x00000401);		/* ??? */
964     stl_p(v++, 0x0002003a);		/* ??? */
965     stl_p(v++, 0x00000002);		/* ??? */
966 
967     /* TEA5761 sensor settings */
968     ADD_TAG(0x6e12, 2);
969     stl_p(v++, 93);			/* GPIO num ??? */
970 
971 #if 0
972     /* Unknown tag */
973     ADD_TAG(6e09, 0);
974 
975     /* Kernel UART / console */
976     ADD_TAG(6e12, 0);
977 #endif
978 
979     /* End of the list */
980     stl_p(p++, 0x00000000);
981     stl_p(p++, 0x00000000);
982 }
983 
984 /* This task is normally performed by the bootloader.  If we're loading
985  * a kernel directly, we need to set up GPMC mappings ourselves.  */
986 static void n800_gpmc_init(struct n800_s *s)
987 {
988     uint32_t config7 =
989             (0xf << 8) |	/* MASKADDRESS */
990             (1 << 6) |		/* CSVALID */
991             (4 << 0);		/* BASEADDRESS */
992 
993     cpu_physical_memory_write(0x6800a078,		/* GPMC_CONFIG7_0 */
994                               &config7, sizeof(config7));
995 }
996 
997 /* Setup sequence done by the bootloader */
998 static void n8x0_boot_init(void *opaque)
999 {
1000     struct n800_s *s = (struct n800_s *) opaque;
1001     uint32_t buf;
1002 
1003     /* PRCM setup */
1004 #define omap_writel(addr, val)	\
1005     buf = (val);			\
1006     cpu_physical_memory_write(addr, &buf, sizeof(buf))
1007 
1008     omap_writel(0x48008060, 0x41);		/* PRCM_CLKSRC_CTRL */
1009     omap_writel(0x48008070, 1);			/* PRCM_CLKOUT_CTRL */
1010     omap_writel(0x48008078, 0);			/* PRCM_CLKEMUL_CTRL */
1011     omap_writel(0x48008090, 0);			/* PRCM_VOLTSETUP */
1012     omap_writel(0x48008094, 0);			/* PRCM_CLKSSETUP */
1013     omap_writel(0x48008098, 0);			/* PRCM_POLCTRL */
1014     omap_writel(0x48008140, 2);			/* CM_CLKSEL_MPU */
1015     omap_writel(0x48008148, 0);			/* CM_CLKSTCTRL_MPU */
1016     omap_writel(0x48008158, 1);			/* RM_RSTST_MPU */
1017     omap_writel(0x480081c8, 0x15);		/* PM_WKDEP_MPU */
1018     omap_writel(0x480081d4, 0x1d4);		/* PM_EVGENCTRL_MPU */
1019     omap_writel(0x480081d8, 0);			/* PM_EVEGENONTIM_MPU */
1020     omap_writel(0x480081dc, 0);			/* PM_EVEGENOFFTIM_MPU */
1021     omap_writel(0x480081e0, 0xc);		/* PM_PWSTCTRL_MPU */
1022     omap_writel(0x48008200, 0x047e7ff7);	/* CM_FCLKEN1_CORE */
1023     omap_writel(0x48008204, 0x00000004);	/* CM_FCLKEN2_CORE */
1024     omap_writel(0x48008210, 0x047e7ff1);	/* CM_ICLKEN1_CORE */
1025     omap_writel(0x48008214, 0x00000004);	/* CM_ICLKEN2_CORE */
1026     omap_writel(0x4800821c, 0x00000000);	/* CM_ICLKEN4_CORE */
1027     omap_writel(0x48008230, 0);			/* CM_AUTOIDLE1_CORE */
1028     omap_writel(0x48008234, 0);			/* CM_AUTOIDLE2_CORE */
1029     omap_writel(0x48008238, 7);			/* CM_AUTOIDLE3_CORE */
1030     omap_writel(0x4800823c, 0);			/* CM_AUTOIDLE4_CORE */
1031     omap_writel(0x48008240, 0x04360626);	/* CM_CLKSEL1_CORE */
1032     omap_writel(0x48008244, 0x00000014);	/* CM_CLKSEL2_CORE */
1033     omap_writel(0x48008248, 0);			/* CM_CLKSTCTRL_CORE */
1034     omap_writel(0x48008300, 0x00000000);	/* CM_FCLKEN_GFX */
1035     omap_writel(0x48008310, 0x00000000);	/* CM_ICLKEN_GFX */
1036     omap_writel(0x48008340, 0x00000001);	/* CM_CLKSEL_GFX */
1037     omap_writel(0x48008400, 0x00000004);	/* CM_FCLKEN_WKUP */
1038     omap_writel(0x48008410, 0x00000004);	/* CM_ICLKEN_WKUP */
1039     omap_writel(0x48008440, 0x00000000);	/* CM_CLKSEL_WKUP */
1040     omap_writel(0x48008500, 0x000000cf);	/* CM_CLKEN_PLL */
1041     omap_writel(0x48008530, 0x0000000c);	/* CM_AUTOIDLE_PLL */
1042     omap_writel(0x48008540,			/* CM_CLKSEL1_PLL */
1043                     (0x78 << 12) | (6 << 8));
1044     omap_writel(0x48008544, 2);			/* CM_CLKSEL2_PLL */
1045 
1046     /* GPMC setup */
1047     n800_gpmc_init(s);
1048 
1049     /* Video setup */
1050     n800_dss_init(&s->blizzard);
1051 
1052     /* CPU setup */
1053     s->mpu->cpu->env.GE = 0x5;
1054 
1055     /* If the machine has a slided keyboard, open it */
1056     if (s->kbd) {
1057         qemu_irq_raise(qdev_get_gpio_in(s->mpu->gpio, N810_SLIDE_GPIO));
1058     }
1059 }
1060 
1061 #define OMAP_TAG_NOKIA_BT	0x4e01
1062 #define OMAP_TAG_WLAN_CX3110X	0x4e02
1063 #define OMAP_TAG_CBUS		0x4e03
1064 #define OMAP_TAG_EM_ASIC_BB5	0x4e04
1065 
1066 static struct omap_gpiosw_info_s {
1067     const char *name;
1068     int line;
1069     int type;
1070 } n800_gpiosw_info[] = {
1071     {
1072         "bat_cover", N800_BAT_COVER_GPIO,
1073         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1074     }, {
1075         "cam_act", N800_CAM_ACT_GPIO,
1076         OMAP_GPIOSW_TYPE_ACTIVITY,
1077     }, {
1078         "cam_turn", N800_CAM_TURN_GPIO,
1079         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_INVERTED,
1080     }, {
1081         "headphone", N8X0_HEADPHONE_GPIO,
1082         OMAP_GPIOSW_TYPE_CONNECTION | OMAP_GPIOSW_INVERTED,
1083     },
1084     { NULL }
1085 }, n810_gpiosw_info[] = {
1086     {
1087         "gps_reset", N810_GPS_RESET_GPIO,
1088         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_OUTPUT,
1089     }, {
1090         "gps_wakeup", N810_GPS_WAKEUP_GPIO,
1091         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_OUTPUT,
1092     }, {
1093         "headphone", N8X0_HEADPHONE_GPIO,
1094         OMAP_GPIOSW_TYPE_CONNECTION | OMAP_GPIOSW_INVERTED,
1095     }, {
1096         "kb_lock", N810_KB_LOCK_GPIO,
1097         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1098     }, {
1099         "sleepx_led", N810_SLEEPX_LED_GPIO,
1100         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_INVERTED | OMAP_GPIOSW_OUTPUT,
1101     }, {
1102         "slide", N810_SLIDE_GPIO,
1103         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1104     },
1105     { NULL }
1106 };
1107 
1108 static struct omap_partition_info_s {
1109     uint32_t offset;
1110     uint32_t size;
1111     int mask;
1112     const char *name;
1113 } n800_part_info[] = {
1114     { 0x00000000, 0x00020000, 0x3, "bootloader" },
1115     { 0x00020000, 0x00060000, 0x0, "config" },
1116     { 0x00080000, 0x00200000, 0x0, "kernel" },
1117     { 0x00280000, 0x00200000, 0x3, "initfs" },
1118     { 0x00480000, 0x0fb80000, 0x3, "rootfs" },
1119 
1120     { 0, 0, 0, NULL }
1121 }, n810_part_info[] = {
1122     { 0x00000000, 0x00020000, 0x3, "bootloader" },
1123     { 0x00020000, 0x00060000, 0x0, "config" },
1124     { 0x00080000, 0x00220000, 0x0, "kernel" },
1125     { 0x002a0000, 0x00400000, 0x0, "initfs" },
1126     { 0x006a0000, 0x0f960000, 0x0, "rootfs" },
1127 
1128     { 0, 0, 0, NULL }
1129 };
1130 
1131 static bdaddr_t n8x0_bd_addr = {{ N8X0_BD_ADDR }};
1132 
1133 static int n8x0_atag_setup(void *p, int model)
1134 {
1135     uint8_t *b;
1136     uint16_t *w;
1137     uint32_t *l;
1138     struct omap_gpiosw_info_s *gpiosw;
1139     struct omap_partition_info_s *partition;
1140     const char *tag;
1141 
1142     w = p;
1143 
1144     stw_p(w++, OMAP_TAG_UART);			/* u16 tag */
1145     stw_p(w++, 4);				/* u16 len */
1146     stw_p(w++, (1 << 2) | (1 << 1) | (1 << 0)); /* uint enabled_uarts */
1147     w++;
1148 
1149 #if 0
1150     stw_p(w++, OMAP_TAG_SERIAL_CONSOLE);	/* u16 tag */
1151     stw_p(w++, 4);				/* u16 len */
1152     stw_p(w++, XLDR_LL_UART + 1);		/* u8 console_uart */
1153     stw_p(w++, 115200);				/* u32 console_speed */
1154 #endif
1155 
1156     stw_p(w++, OMAP_TAG_LCD);			/* u16 tag */
1157     stw_p(w++, 36);				/* u16 len */
1158     strcpy((void *) w, "QEMU LCD panel");	/* char panel_name[16] */
1159     w += 8;
1160     strcpy((void *) w, "blizzard");		/* char ctrl_name[16] */
1161     w += 8;
1162     stw_p(w++, N810_BLIZZARD_RESET_GPIO);	/* TODO: n800 s16 nreset_gpio */
1163     stw_p(w++, 24);				/* u8 data_lines */
1164 
1165     stw_p(w++, OMAP_TAG_CBUS);			/* u16 tag */
1166     stw_p(w++, 8);				/* u16 len */
1167     stw_p(w++, N8X0_CBUS_CLK_GPIO);		/* s16 clk_gpio */
1168     stw_p(w++, N8X0_CBUS_DAT_GPIO);		/* s16 dat_gpio */
1169     stw_p(w++, N8X0_CBUS_SEL_GPIO);		/* s16 sel_gpio */
1170     w++;
1171 
1172     stw_p(w++, OMAP_TAG_EM_ASIC_BB5);		/* u16 tag */
1173     stw_p(w++, 4);				/* u16 len */
1174     stw_p(w++, N8X0_RETU_GPIO);			/* s16 retu_irq_gpio */
1175     stw_p(w++, N8X0_TAHVO_GPIO);		/* s16 tahvo_irq_gpio */
1176 
1177     gpiosw = (model == 810) ? n810_gpiosw_info : n800_gpiosw_info;
1178     for (; gpiosw->name; gpiosw++) {
1179         stw_p(w++, OMAP_TAG_GPIO_SWITCH);	/* u16 tag */
1180         stw_p(w++, 20);				/* u16 len */
1181         strcpy((void *) w, gpiosw->name);	/* char name[12] */
1182         w += 6;
1183         stw_p(w++, gpiosw->line);		/* u16 gpio */
1184         stw_p(w++, gpiosw->type);
1185         stw_p(w++, 0);
1186         stw_p(w++, 0);
1187     }
1188 
1189     stw_p(w++, OMAP_TAG_NOKIA_BT);		/* u16 tag */
1190     stw_p(w++, 12);				/* u16 len */
1191     b = (void *) w;
1192     stb_p(b++, 0x01);				/* u8 chip_type	(CSR) */
1193     stb_p(b++, N8X0_BT_WKUP_GPIO);		/* u8 bt_wakeup_gpio */
1194     stb_p(b++, N8X0_BT_HOST_WKUP_GPIO);		/* u8 host_wakeup_gpio */
1195     stb_p(b++, N8X0_BT_RESET_GPIO);		/* u8 reset_gpio */
1196     stb_p(b++, BT_UART + 1);			/* u8 bt_uart */
1197     memcpy(b, &n8x0_bd_addr, 6);		/* u8 bd_addr[6] */
1198     b += 6;
1199     stb_p(b++, 0x02);				/* u8 bt_sysclk (38.4) */
1200     w = (void *) b;
1201 
1202     stw_p(w++, OMAP_TAG_WLAN_CX3110X);		/* u16 tag */
1203     stw_p(w++, 8);				/* u16 len */
1204     stw_p(w++, 0x25);				/* u8 chip_type */
1205     stw_p(w++, N8X0_WLAN_PWR_GPIO);		/* s16 power_gpio */
1206     stw_p(w++, N8X0_WLAN_IRQ_GPIO);		/* s16 irq_gpio */
1207     stw_p(w++, -1);				/* s16 spi_cs_gpio */
1208 
1209     stw_p(w++, OMAP_TAG_MMC);			/* u16 tag */
1210     stw_p(w++, 16);				/* u16 len */
1211     if (model == 810) {
1212         stw_p(w++, 0x23f);			/* unsigned flags */
1213         stw_p(w++, -1);				/* s16 power_pin */
1214         stw_p(w++, -1);				/* s16 switch_pin */
1215         stw_p(w++, -1);				/* s16 wp_pin */
1216         stw_p(w++, 0x240);			/* unsigned flags */
1217         stw_p(w++, 0xc000);			/* s16 power_pin */
1218         stw_p(w++, 0x0248);			/* s16 switch_pin */
1219         stw_p(w++, 0xc000);			/* s16 wp_pin */
1220     } else {
1221         stw_p(w++, 0xf);			/* unsigned flags */
1222         stw_p(w++, -1);				/* s16 power_pin */
1223         stw_p(w++, -1);				/* s16 switch_pin */
1224         stw_p(w++, -1);				/* s16 wp_pin */
1225         stw_p(w++, 0);				/* unsigned flags */
1226         stw_p(w++, 0);				/* s16 power_pin */
1227         stw_p(w++, 0);				/* s16 switch_pin */
1228         stw_p(w++, 0);				/* s16 wp_pin */
1229     }
1230 
1231     stw_p(w++, OMAP_TAG_TEA5761);		/* u16 tag */
1232     stw_p(w++, 4);				/* u16 len */
1233     stw_p(w++, N8X0_TEA5761_CS_GPIO);		/* u16 enable_gpio */
1234     w++;
1235 
1236     partition = (model == 810) ? n810_part_info : n800_part_info;
1237     for (; partition->name; partition++) {
1238         stw_p(w++, OMAP_TAG_PARTITION);		/* u16 tag */
1239         stw_p(w++, 28);				/* u16 len */
1240         strcpy((void *) w, partition->name);	/* char name[16] */
1241         l = (void *) (w + 8);
1242         stl_p(l++, partition->size);		/* unsigned int size */
1243         stl_p(l++, partition->offset);		/* unsigned int offset */
1244         stl_p(l++, partition->mask);		/* unsigned int mask_flags */
1245         w = (void *) l;
1246     }
1247 
1248     stw_p(w++, OMAP_TAG_BOOT_REASON);		/* u16 tag */
1249     stw_p(w++, 12);				/* u16 len */
1250 #if 0
1251     strcpy((void *) w, "por");			/* char reason_str[12] */
1252     strcpy((void *) w, "charger");		/* char reason_str[12] */
1253     strcpy((void *) w, "32wd_to");		/* char reason_str[12] */
1254     strcpy((void *) w, "sw_rst");		/* char reason_str[12] */
1255     strcpy((void *) w, "mbus");			/* char reason_str[12] */
1256     strcpy((void *) w, "unknown");		/* char reason_str[12] */
1257     strcpy((void *) w, "swdg_to");		/* char reason_str[12] */
1258     strcpy((void *) w, "sec_vio");		/* char reason_str[12] */
1259     strcpy((void *) w, "pwr_key");		/* char reason_str[12] */
1260     strcpy((void *) w, "rtc_alarm");		/* char reason_str[12] */
1261 #else
1262     strcpy((void *) w, "pwr_key");		/* char reason_str[12] */
1263 #endif
1264     w += 6;
1265 
1266     tag = (model == 810) ? "RX-44" : "RX-34";
1267     stw_p(w++, OMAP_TAG_VERSION_STR);		/* u16 tag */
1268     stw_p(w++, 24);				/* u16 len */
1269     strcpy((void *) w, "product");		/* char component[12] */
1270     w += 6;
1271     strcpy((void *) w, tag);			/* char version[12] */
1272     w += 6;
1273 
1274     stw_p(w++, OMAP_TAG_VERSION_STR);		/* u16 tag */
1275     stw_p(w++, 24);				/* u16 len */
1276     strcpy((void *) w, "hw-build");		/* char component[12] */
1277     w += 6;
1278     strcpy((void *) w, "QEMU ");
1279     pstrcat((void *) w, 12, qemu_hw_version()); /* char version[12] */
1280     w += 6;
1281 
1282     tag = (model == 810) ? "1.1.10-qemu" : "1.1.6-qemu";
1283     stw_p(w++, OMAP_TAG_VERSION_STR);		/* u16 tag */
1284     stw_p(w++, 24);				/* u16 len */
1285     strcpy((void *) w, "nolo");			/* char component[12] */
1286     w += 6;
1287     strcpy((void *) w, tag);			/* char version[12] */
1288     w += 6;
1289 
1290     return (void *) w - p;
1291 }
1292 
1293 static int n800_atag_setup(const struct arm_boot_info *info, void *p)
1294 {
1295     return n8x0_atag_setup(p, 800);
1296 }
1297 
1298 static int n810_atag_setup(const struct arm_boot_info *info, void *p)
1299 {
1300     return n8x0_atag_setup(p, 810);
1301 }
1302 
1303 static void n8x0_init(MachineState *machine,
1304                       struct arm_boot_info *binfo, int model)
1305 {
1306     MemoryRegion *sysmem = get_system_memory();
1307     struct n800_s *s = (struct n800_s *) g_malloc0(sizeof(*s));
1308     int sdram_size = binfo->ram_size;
1309 
1310     s->mpu = omap2420_mpu_init(sysmem, sdram_size, machine->cpu_model);
1311 
1312     /* Setup peripherals
1313      *
1314      * Believed external peripherals layout in the N810:
1315      * (spi bus 1)
1316      *   tsc2005
1317      *   lcd_mipid
1318      * (spi bus 2)
1319      *   Conexant cx3110x (WLAN)
1320      *   optional: pc2400m (WiMAX)
1321      * (i2c bus 0)
1322      *   TLV320AIC33 (audio codec)
1323      *   TCM825x (camera by Toshiba)
1324      *   lp5521 (clever LEDs)
1325      *   tsl2563 (light sensor, hwmon, model 7, rev. 0)
1326      *   lm8323 (keypad, manf 00, rev 04)
1327      * (i2c bus 1)
1328      *   tmp105 (temperature sensor, hwmon)
1329      *   menelaus (pm)
1330      * (somewhere on i2c - maybe N800-only)
1331      *   tea5761 (FM tuner)
1332      * (serial 0)
1333      *   GPS
1334      * (some serial port)
1335      *   csr41814 (Bluetooth)
1336      */
1337     n8x0_gpio_setup(s);
1338     n8x0_nand_setup(s);
1339     n8x0_i2c_setup(s);
1340     if (model == 800) {
1341         n800_tsc_kbd_setup(s);
1342     } else if (model == 810) {
1343         n810_tsc_setup(s);
1344         n810_kbd_setup(s);
1345     }
1346     n8x0_spi_setup(s);
1347     n8x0_dss_setup(s);
1348     n8x0_cbus_setup(s);
1349     n8x0_uart_setup(s);
1350     if (usb_enabled()) {
1351         n8x0_usb_setup(s);
1352     }
1353 
1354     if (machine->kernel_filename) {
1355         /* Or at the linux loader.  */
1356         binfo->kernel_filename = machine->kernel_filename;
1357         binfo->kernel_cmdline = machine->kernel_cmdline;
1358         binfo->initrd_filename = machine->initrd_filename;
1359         arm_load_kernel(s->mpu->cpu, binfo);
1360 
1361         qemu_register_reset(n8x0_boot_init, s);
1362     }
1363 
1364     if (option_rom[0].name &&
1365         (machine->boot_order[0] == 'n' || !machine->kernel_filename)) {
1366         uint8_t nolo_tags[0x10000];
1367         /* No, wait, better start at the ROM.  */
1368         s->mpu->cpu->env.regs[15] = OMAP2_Q2_BASE + 0x400000;
1369 
1370         /* This is intended for loading the `secondary.bin' program from
1371          * Nokia images (the NOLO bootloader).  The entry point seems
1372          * to be at OMAP2_Q2_BASE + 0x400000.
1373          *
1374          * The `2nd.bin' files contain some kind of earlier boot code and
1375          * for them the entry point needs to be set to OMAP2_SRAM_BASE.
1376          *
1377          * The code above is for loading the `zImage' file from Nokia
1378          * images.  */
1379         load_image_targphys(option_rom[0].name,
1380                             OMAP2_Q2_BASE + 0x400000,
1381                             sdram_size - 0x400000);
1382 
1383         n800_setup_nolo_tags(nolo_tags);
1384         cpu_physical_memory_write(OMAP2_SRAM_BASE, nolo_tags, 0x10000);
1385     }
1386 }
1387 
1388 static struct arm_boot_info n800_binfo = {
1389     .loader_start = OMAP2_Q2_BASE,
1390     /* Actually two chips of 0x4000000 bytes each */
1391     .ram_size = 0x08000000,
1392     .board_id = 0x4f7,
1393     .atag_board = n800_atag_setup,
1394 };
1395 
1396 static struct arm_boot_info n810_binfo = {
1397     .loader_start = OMAP2_Q2_BASE,
1398     /* Actually two chips of 0x4000000 bytes each */
1399     .ram_size = 0x08000000,
1400     /* 0x60c and 0x6bf (WiMAX Edition) have been assigned but are not
1401      * used by some older versions of the bootloader and 5555 is used
1402      * instead (including versions that shipped with many devices).  */
1403     .board_id = 0x60c,
1404     .atag_board = n810_atag_setup,
1405 };
1406 
1407 static void n800_init(MachineState *machine)
1408 {
1409     n8x0_init(machine, &n800_binfo, 800);
1410 }
1411 
1412 static void n810_init(MachineState *machine)
1413 {
1414     n8x0_init(machine, &n810_binfo, 810);
1415 }
1416 
1417 static void n800_class_init(ObjectClass *oc, void *data)
1418 {
1419     MachineClass *mc = MACHINE_CLASS(oc);
1420 
1421     mc->desc = "Nokia N800 tablet aka. RX-34 (OMAP2420)";
1422     mc->init = n800_init;
1423     mc->default_boot_order = "";
1424 }
1425 
1426 static const TypeInfo n800_type = {
1427     .name = MACHINE_TYPE_NAME("n800"),
1428     .parent = TYPE_MACHINE,
1429     .class_init = n800_class_init,
1430 };
1431 
1432 static void n810_class_init(ObjectClass *oc, void *data)
1433 {
1434     MachineClass *mc = MACHINE_CLASS(oc);
1435 
1436     mc->desc = "Nokia N810 tablet aka. RX-44 (OMAP2420)";
1437     mc->init = n810_init;
1438     mc->default_boot_order = "";
1439 }
1440 
1441 static const TypeInfo n810_type = {
1442     .name = MACHINE_TYPE_NAME("n810"),
1443     .parent = TYPE_MACHINE,
1444     .class_init = n810_class_init,
1445 };
1446 
1447 static void nseries_machine_init(void)
1448 {
1449     type_register_static(&n800_type);
1450     type_register_static(&n810_type);
1451 }
1452 
1453 machine_init(nseries_machine_init)
1454