xref: /openbmc/qemu/hw/arm/nseries.c (revision a8583393)
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 "qapi/error.h"
23 #include "cpu.h"
24 #include "qemu/cutils.h"
25 #include "qemu/bswap.h"
26 #include "sysemu/sysemu.h"
27 #include "hw/arm/omap.h"
28 #include "hw/arm/arm.h"
29 #include "hw/irq.h"
30 #include "ui/console.h"
31 #include "hw/boards.h"
32 #include "hw/i2c/i2c.h"
33 #include "hw/devices.h"
34 #include "hw/block/flash.h"
35 #include "hw/hw.h"
36 #include "hw/bt.h"
37 #include "hw/loader.h"
38 #include "sysemu/block-backend.h"
39 #include "hw/sysbus.h"
40 #include "qemu/log.h"
41 #include "exec/address-spaces.h"
42 
43 /* Nokia N8x0 support */
44 struct n800_s {
45     struct omap_mpu_state_s *mpu;
46 
47     struct rfbi_chip_s blizzard;
48     struct {
49         void *opaque;
50         uint32_t (*txrx)(void *opaque, uint32_t value, int len);
51         uWireSlave *chip;
52     } ts;
53 
54     int keymap[0x80];
55     DeviceState *kbd;
56 
57     DeviceState *usb;
58     void *retu;
59     void *tahvo;
60     DeviceState *nand;
61 };
62 
63 /* GPIO pins */
64 #define N8X0_TUSB_ENABLE_GPIO		0
65 #define N800_MMC2_WP_GPIO		8
66 #define N800_UNKNOWN_GPIO0		9	/* out */
67 #define N810_MMC2_VIOSD_GPIO		9
68 #define N810_HEADSET_AMP_GPIO		10
69 #define N800_CAM_TURN_GPIO		12
70 #define N810_GPS_RESET_GPIO		12
71 #define N800_BLIZZARD_POWERDOWN_GPIO	15
72 #define N800_MMC1_WP_GPIO		23
73 #define N810_MMC2_VSD_GPIO		23
74 #define N8X0_ONENAND_GPIO		26
75 #define N810_BLIZZARD_RESET_GPIO	30
76 #define N800_UNKNOWN_GPIO2		53	/* out */
77 #define N8X0_TUSB_INT_GPIO		58
78 #define N8X0_BT_WKUP_GPIO		61
79 #define N8X0_STI_GPIO			62
80 #define N8X0_CBUS_SEL_GPIO		64
81 #define N8X0_CBUS_DAT_GPIO		65
82 #define N8X0_CBUS_CLK_GPIO		66
83 #define N8X0_WLAN_IRQ_GPIO		87
84 #define N8X0_BT_RESET_GPIO		92
85 #define N8X0_TEA5761_CS_GPIO		93
86 #define N800_UNKNOWN_GPIO		94
87 #define N810_TSC_RESET_GPIO		94
88 #define N800_CAM_ACT_GPIO		95
89 #define N810_GPS_WAKEUP_GPIO		95
90 #define N8X0_MMC_CS_GPIO		96
91 #define N8X0_WLAN_PWR_GPIO		97
92 #define N8X0_BT_HOST_WKUP_GPIO		98
93 #define N810_SPEAKER_AMP_GPIO		101
94 #define N810_KB_LOCK_GPIO		102
95 #define N800_TSC_TS_GPIO		103
96 #define N810_TSC_TS_GPIO		106
97 #define N8X0_HEADPHONE_GPIO		107
98 #define N8X0_RETU_GPIO			108
99 #define N800_TSC_KP_IRQ_GPIO		109
100 #define N810_KEYBOARD_GPIO		109
101 #define N800_BAT_COVER_GPIO		110
102 #define N810_SLIDE_GPIO			110
103 #define N8X0_TAHVO_GPIO			111
104 #define N800_UNKNOWN_GPIO4		112	/* out */
105 #define N810_SLEEPX_LED_GPIO		112
106 #define N800_TSC_RESET_GPIO		118	/* ? */
107 #define N810_AIC33_RESET_GPIO		118
108 #define N800_TSC_UNKNOWN_GPIO		119	/* out */
109 #define N8X0_TMP105_GPIO		125
110 
111 /* Config */
112 #define BT_UART				0
113 #define XLDR_LL_UART			1
114 
115 /* Addresses on the I2C bus 0 */
116 #define N810_TLV320AIC33_ADDR		0x18	/* Audio CODEC */
117 #define N8X0_TCM825x_ADDR		0x29	/* Camera */
118 #define N810_LP5521_ADDR		0x32	/* LEDs */
119 #define N810_TSL2563_ADDR		0x3d	/* Light sensor */
120 #define N810_LM8323_ADDR		0x45	/* Keyboard */
121 /* Addresses on the I2C bus 1 */
122 #define N8X0_TMP105_ADDR		0x48	/* Temperature sensor */
123 #define N8X0_MENELAUS_ADDR		0x72	/* Power management */
124 
125 /* Chipselects on GPMC NOR interface */
126 #define N8X0_ONENAND_CS			0
127 #define N8X0_USB_ASYNC_CS		1
128 #define N8X0_USB_SYNC_CS		4
129 
130 #define N8X0_BD_ADDR			0x00, 0x1a, 0x89, 0x9e, 0x3e, 0x81
131 
132 static void n800_mmc_cs_cb(void *opaque, int line, int level)
133 {
134     /* TODO: this seems to actually be connected to the menelaus, to
135      * which also both MMC slots connect.  */
136     omap_mmc_enable((struct omap_mmc_s *) opaque, !level);
137 }
138 
139 static void n8x0_gpio_setup(struct n800_s *s)
140 {
141     qdev_connect_gpio_out(s->mpu->gpio, N8X0_MMC_CS_GPIO,
142                           qemu_allocate_irq(n800_mmc_cs_cb, s->mpu->mmc, 0));
143     qemu_irq_lower(qdev_get_gpio_in(s->mpu->gpio, N800_BAT_COVER_GPIO));
144 }
145 
146 #define MAEMO_CAL_HEADER(...)				\
147     'C',  'o',  'n',  'F',  0x02, 0x00, 0x04, 0x00,	\
148     __VA_ARGS__,					\
149     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
150 
151 static const uint8_t n8x0_cal_wlan_mac[] = {
152     MAEMO_CAL_HEADER('w', 'l', 'a', 'n', '-', 'm', 'a', 'c')
153     0x1c, 0x00, 0x00, 0x00, 0x47, 0xd6, 0x69, 0xb3,
154     0x30, 0x08, 0xa0, 0x83, 0x00, 0x00, 0x00, 0x00,
155     0x00, 0x00, 0x00, 0x00, 0x1a, 0x00, 0x00, 0x00,
156     0x89, 0x00, 0x00, 0x00, 0x9e, 0x00, 0x00, 0x00,
157     0x5d, 0x00, 0x00, 0x00, 0xc1, 0x00, 0x00, 0x00,
158 };
159 
160 static const uint8_t n8x0_cal_bt_id[] = {
161     MAEMO_CAL_HEADER('b', 't', '-', 'i', 'd', 0, 0, 0)
162     0x0a, 0x00, 0x00, 0x00, 0xa3, 0x4b, 0xf6, 0x96,
163     0xa8, 0xeb, 0xb2, 0x41, 0x00, 0x00, 0x00, 0x00,
164     N8X0_BD_ADDR,
165 };
166 
167 static void n8x0_nand_setup(struct n800_s *s)
168 {
169     char *otp_region;
170     DriveInfo *dinfo;
171 
172     s->nand = qdev_create(NULL, "onenand");
173     qdev_prop_set_uint16(s->nand, "manufacturer_id", NAND_MFR_SAMSUNG);
174     /* Either 0x40 or 0x48 are OK for the device ID */
175     qdev_prop_set_uint16(s->nand, "device_id", 0x48);
176     qdev_prop_set_uint16(s->nand, "version_id", 0);
177     qdev_prop_set_int32(s->nand, "shift", 1);
178     dinfo = drive_get(IF_MTD, 0, 0);
179     if (dinfo) {
180         qdev_prop_set_drive(s->nand, "drive", blk_by_legacy_dinfo(dinfo),
181                             &error_fatal);
182     }
183     qdev_init_nofail(s->nand);
184     sysbus_connect_irq(SYS_BUS_DEVICE(s->nand), 0,
185                        qdev_get_gpio_in(s->mpu->gpio, N8X0_ONENAND_GPIO));
186     omap_gpmc_attach(s->mpu->gpmc, N8X0_ONENAND_CS,
187                      sysbus_mmio_get_region(SYS_BUS_DEVICE(s->nand), 0));
188     otp_region = onenand_raw_otp(s->nand);
189 
190     memcpy(otp_region + 0x000, n8x0_cal_wlan_mac, sizeof(n8x0_cal_wlan_mac));
191     memcpy(otp_region + 0x800, n8x0_cal_bt_id, sizeof(n8x0_cal_bt_id));
192     /* XXX: in theory should also update the OOB for both pages */
193 }
194 
195 static qemu_irq n8x0_system_powerdown;
196 
197 static void n8x0_powerdown_req(Notifier *n, void *opaque)
198 {
199     qemu_irq_raise(n8x0_system_powerdown);
200 }
201 
202 static Notifier n8x0_system_powerdown_notifier = {
203     .notify = n8x0_powerdown_req
204 };
205 
206 static void n8x0_i2c_setup(struct n800_s *s)
207 {
208     DeviceState *dev;
209     qemu_irq tmp_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_TMP105_GPIO);
210     I2CBus *i2c = omap_i2c_bus(s->mpu->i2c[0]);
211 
212     /* Attach a menelaus PM chip */
213     dev = i2c_create_slave(i2c, "twl92230", N8X0_MENELAUS_ADDR);
214     qdev_connect_gpio_out(dev, 3,
215                           qdev_get_gpio_in(s->mpu->ih[0],
216                                            OMAP_INT_24XX_SYS_NIRQ));
217 
218     n8x0_system_powerdown = qdev_get_gpio_in(dev, 3);
219     qemu_register_powerdown_notifier(&n8x0_system_powerdown_notifier);
220 
221     /* Attach a TMP105 PM chip (A0 wired to ground) */
222     dev = i2c_create_slave(i2c, "tmp105", N8X0_TMP105_ADDR);
223     qdev_connect_gpio_out(dev, 0, tmp_irq);
224 }
225 
226 /* Touchscreen and keypad controller */
227 static MouseTransformInfo n800_pointercal = {
228     .x = 800,
229     .y = 480,
230     .a = { 14560, -68, -3455208, -39, -9621, 35152972, 65536 },
231 };
232 
233 static MouseTransformInfo n810_pointercal = {
234     .x = 800,
235     .y = 480,
236     .a = { 15041, 148, -4731056, 171, -10238, 35933380, 65536 },
237 };
238 
239 #define RETU_KEYCODE	61	/* F3 */
240 
241 static void n800_key_event(void *opaque, int keycode)
242 {
243     struct n800_s *s = (struct n800_s *) opaque;
244     int code = s->keymap[keycode & 0x7f];
245 
246     if (code == -1) {
247         if ((keycode & 0x7f) == RETU_KEYCODE) {
248             retu_key_event(s->retu, !(keycode & 0x80));
249         }
250         return;
251     }
252 
253     tsc210x_key_event(s->ts.chip, code, !(keycode & 0x80));
254 }
255 
256 static const int n800_keys[16] = {
257     -1,
258     72,	/* Up */
259     63,	/* Home (F5) */
260     -1,
261     75,	/* Left */
262     28,	/* Enter */
263     77,	/* Right */
264     -1,
265      1,	/* Cycle (ESC) */
266     80,	/* Down */
267     62,	/* Menu (F4) */
268     -1,
269     66,	/* Zoom- (F8) */
270     64,	/* FullScreen (F6) */
271     65,	/* Zoom+ (F7) */
272     -1,
273 };
274 
275 static void n800_tsc_kbd_setup(struct n800_s *s)
276 {
277     int i;
278 
279     /* XXX: are the three pins inverted inside the chip between the
280      * tsc and the cpu (N4111)?  */
281     qemu_irq penirq = NULL;	/* NC */
282     qemu_irq kbirq = qdev_get_gpio_in(s->mpu->gpio, N800_TSC_KP_IRQ_GPIO);
283     qemu_irq dav = qdev_get_gpio_in(s->mpu->gpio, N800_TSC_TS_GPIO);
284 
285     s->ts.chip = tsc2301_init(penirq, kbirq, dav);
286     s->ts.opaque = s->ts.chip->opaque;
287     s->ts.txrx = tsc210x_txrx;
288 
289     for (i = 0; i < 0x80; i++) {
290         s->keymap[i] = -1;
291     }
292     for (i = 0; i < 0x10; i++) {
293         if (n800_keys[i] >= 0) {
294             s->keymap[n800_keys[i]] = i;
295         }
296     }
297 
298     qemu_add_kbd_event_handler(n800_key_event, s);
299 
300     tsc210x_set_transform(s->ts.chip, &n800_pointercal);
301 }
302 
303 static void n810_tsc_setup(struct n800_s *s)
304 {
305     qemu_irq pintdav = qdev_get_gpio_in(s->mpu->gpio, N810_TSC_TS_GPIO);
306 
307     s->ts.opaque = tsc2005_init(pintdav);
308     s->ts.txrx = tsc2005_txrx;
309 
310     tsc2005_set_transform(s->ts.opaque, &n810_pointercal);
311 }
312 
313 /* N810 Keyboard controller */
314 static void n810_key_event(void *opaque, int keycode)
315 {
316     struct n800_s *s = (struct n800_s *) opaque;
317     int code = s->keymap[keycode & 0x7f];
318 
319     if (code == -1) {
320         if ((keycode & 0x7f) == RETU_KEYCODE) {
321             retu_key_event(s->retu, !(keycode & 0x80));
322         }
323         return;
324     }
325 
326     lm832x_key_event(s->kbd, code, !(keycode & 0x80));
327 }
328 
329 #define M	0
330 
331 static int n810_keys[0x80] = {
332     [0x01] = 16,	/* Q */
333     [0x02] = 37,	/* K */
334     [0x03] = 24,	/* O */
335     [0x04] = 25,	/* P */
336     [0x05] = 14,	/* Backspace */
337     [0x06] = 30,	/* A */
338     [0x07] = 31,	/* S */
339     [0x08] = 32,	/* D */
340     [0x09] = 33,	/* F */
341     [0x0a] = 34,	/* G */
342     [0x0b] = 35,	/* H */
343     [0x0c] = 36,	/* J */
344 
345     [0x11] = 17,	/* W */
346     [0x12] = 62,	/* Menu (F4) */
347     [0x13] = 38,	/* L */
348     [0x14] = 40,	/* ' (Apostrophe) */
349     [0x16] = 44,	/* Z */
350     [0x17] = 45,	/* X */
351     [0x18] = 46,	/* C */
352     [0x19] = 47,	/* V */
353     [0x1a] = 48,	/* B */
354     [0x1b] = 49,	/* N */
355     [0x1c] = 42,	/* Shift (Left shift) */
356     [0x1f] = 65,	/* Zoom+ (F7) */
357 
358     [0x21] = 18,	/* E */
359     [0x22] = 39,	/* ; (Semicolon) */
360     [0x23] = 12,	/* - (Minus) */
361     [0x24] = 13,	/* = (Equal) */
362     [0x2b] = 56,	/* Fn (Left Alt) */
363     [0x2c] = 50,	/* M */
364     [0x2f] = 66,	/* Zoom- (F8) */
365 
366     [0x31] = 19,	/* R */
367     [0x32] = 29 | M,	/* Right Ctrl */
368     [0x34] = 57,	/* Space */
369     [0x35] = 51,	/* , (Comma) */
370     [0x37] = 72 | M,	/* Up */
371     [0x3c] = 82 | M,	/* Compose (Insert) */
372     [0x3f] = 64,	/* FullScreen (F6) */
373 
374     [0x41] = 20,	/* T */
375     [0x44] = 52,	/* . (Dot) */
376     [0x46] = 77 | M,	/* Right */
377     [0x4f] = 63,	/* Home (F5) */
378     [0x51] = 21,	/* Y */
379     [0x53] = 80 | M,	/* Down */
380     [0x55] = 28,	/* Enter */
381     [0x5f] =  1,	/* Cycle (ESC) */
382 
383     [0x61] = 22,	/* U */
384     [0x64] = 75 | M,	/* Left */
385 
386     [0x71] = 23,	/* I */
387 #if 0
388     [0x75] = 28 | M,	/* KP Enter (KP Enter) */
389 #else
390     [0x75] = 15,	/* KP Enter (Tab) */
391 #endif
392 };
393 
394 #undef M
395 
396 static void n810_kbd_setup(struct n800_s *s)
397 {
398     qemu_irq kbd_irq = qdev_get_gpio_in(s->mpu->gpio, N810_KEYBOARD_GPIO);
399     int i;
400 
401     for (i = 0; i < 0x80; i++) {
402         s->keymap[i] = -1;
403     }
404     for (i = 0; i < 0x80; i++) {
405         if (n810_keys[i] > 0) {
406             s->keymap[n810_keys[i]] = i;
407         }
408     }
409 
410     qemu_add_kbd_event_handler(n810_key_event, s);
411 
412     /* Attach the LM8322 keyboard to the I2C bus,
413      * should happen in n8x0_i2c_setup and s->kbd be initialised here.  */
414     s->kbd = i2c_create_slave(omap_i2c_bus(s->mpu->i2c[0]),
415                            "lm8323", N810_LM8323_ADDR);
416     qdev_connect_gpio_out(s->kbd, 0, kbd_irq);
417 }
418 
419 /* LCD MIPI DBI-C controller (URAL) */
420 struct mipid_s {
421     int resp[4];
422     int param[4];
423     int p;
424     int pm;
425     int cmd;
426 
427     int sleep;
428     int booster;
429     int te;
430     int selfcheck;
431     int partial;
432     int normal;
433     int vscr;
434     int invert;
435     int onoff;
436     int gamma;
437     uint32_t id;
438 };
439 
440 static void mipid_reset(struct mipid_s *s)
441 {
442     s->pm = 0;
443     s->cmd = 0;
444 
445     s->sleep = 1;
446     s->booster = 0;
447     s->selfcheck =
448             (1 << 7) |	/* Register loading OK.  */
449             (1 << 5) |	/* The chip is attached.  */
450             (1 << 4);	/* Display glass still in one piece.  */
451     s->te = 0;
452     s->partial = 0;
453     s->normal = 1;
454     s->vscr = 0;
455     s->invert = 0;
456     s->onoff = 1;
457     s->gamma = 0;
458 }
459 
460 static uint32_t mipid_txrx(void *opaque, uint32_t cmd, int len)
461 {
462     struct mipid_s *s = (struct mipid_s *) opaque;
463     uint8_t ret;
464 
465     if (len > 9) {
466         hw_error("%s: FIXME: bad SPI word width %i\n", __FUNCTION__, len);
467     }
468 
469     if (s->p >= ARRAY_SIZE(s->resp)) {
470         ret = 0;
471     } else {
472         ret = s->resp[s->p++];
473     }
474     if (s->pm-- > 0) {
475         s->param[s->pm] = cmd;
476     } else {
477         s->cmd = cmd;
478     }
479 
480     switch (s->cmd) {
481     case 0x00:	/* NOP */
482         break;
483 
484     case 0x01:	/* SWRESET */
485         mipid_reset(s);
486         break;
487 
488     case 0x02:	/* BSTROFF */
489         s->booster = 0;
490         break;
491     case 0x03:	/* BSTRON */
492         s->booster = 1;
493         break;
494 
495     case 0x04:	/* RDDID */
496         s->p = 0;
497         s->resp[0] = (s->id >> 16) & 0xff;
498         s->resp[1] = (s->id >>  8) & 0xff;
499         s->resp[2] = (s->id >>  0) & 0xff;
500         break;
501 
502     case 0x06:	/* RD_RED */
503     case 0x07:	/* RD_GREEN */
504         /* XXX the bootloader sometimes issues RD_BLUE meaning RDDID so
505          * for the bootloader one needs to change this.  */
506     case 0x08:	/* RD_BLUE */
507         s->p = 0;
508         /* TODO: return first pixel components */
509         s->resp[0] = 0x01;
510         break;
511 
512     case 0x09:	/* RDDST */
513         s->p = 0;
514         s->resp[0] = s->booster << 7;
515         s->resp[1] = (5 << 4) | (s->partial << 2) |
516                 (s->sleep << 1) | s->normal;
517         s->resp[2] = (s->vscr << 7) | (s->invert << 5) |
518                 (s->onoff << 2) | (s->te << 1) | (s->gamma >> 2);
519         s->resp[3] = s->gamma << 6;
520         break;
521 
522     case 0x0a:	/* RDDPM */
523         s->p = 0;
524         s->resp[0] = (s->onoff << 2) | (s->normal << 3) | (s->sleep << 4) |
525                 (s->partial << 5) | (s->sleep << 6) | (s->booster << 7);
526         break;
527     case 0x0b:	/* RDDMADCTR */
528         s->p = 0;
529         s->resp[0] = 0;
530         break;
531     case 0x0c:	/* RDDCOLMOD */
532         s->p = 0;
533         s->resp[0] = 5;	/* 65K colours */
534         break;
535     case 0x0d:	/* RDDIM */
536         s->p = 0;
537         s->resp[0] = (s->invert << 5) | (s->vscr << 7) | s->gamma;
538         break;
539     case 0x0e:	/* RDDSM */
540         s->p = 0;
541         s->resp[0] = s->te << 7;
542         break;
543     case 0x0f:	/* RDDSDR */
544         s->p = 0;
545         s->resp[0] = s->selfcheck;
546         break;
547 
548     case 0x10:	/* SLPIN */
549         s->sleep = 1;
550         break;
551     case 0x11:	/* SLPOUT */
552         s->sleep = 0;
553         s->selfcheck ^= 1 << 6;	/* POFF self-diagnosis Ok */
554         break;
555 
556     case 0x12:	/* PTLON */
557         s->partial = 1;
558         s->normal = 0;
559         s->vscr = 0;
560         break;
561     case 0x13:	/* NORON */
562         s->partial = 0;
563         s->normal = 1;
564         s->vscr = 0;
565         break;
566 
567     case 0x20:	/* INVOFF */
568         s->invert = 0;
569         break;
570     case 0x21:	/* INVON */
571         s->invert = 1;
572         break;
573 
574     case 0x22:	/* APOFF */
575     case 0x23:	/* APON */
576         goto bad_cmd;
577 
578     case 0x25:	/* WRCNTR */
579         if (s->pm < 0) {
580             s->pm = 1;
581         }
582         goto bad_cmd;
583 
584     case 0x26:	/* GAMSET */
585         if (!s->pm) {
586             s->gamma = ctz32(s->param[0] & 0xf);
587             if (s->gamma == 32) {
588                 s->gamma = -1; /* XXX: should this be 0? */
589             }
590         } else if (s->pm < 0) {
591             s->pm = 1;
592         }
593         break;
594 
595     case 0x28:	/* DISPOFF */
596         s->onoff = 0;
597         break;
598     case 0x29:	/* DISPON */
599         s->onoff = 1;
600         break;
601 
602     case 0x2a:	/* CASET */
603     case 0x2b:	/* RASET */
604     case 0x2c:	/* RAMWR */
605     case 0x2d:	/* RGBSET */
606     case 0x2e:	/* RAMRD */
607     case 0x30:	/* PTLAR */
608     case 0x33:	/* SCRLAR */
609         goto bad_cmd;
610 
611     case 0x34:	/* TEOFF */
612         s->te = 0;
613         break;
614     case 0x35:	/* TEON */
615         if (!s->pm) {
616             s->te = 1;
617         } else if (s->pm < 0) {
618             s->pm = 1;
619         }
620         break;
621 
622     case 0x36:	/* MADCTR */
623         goto bad_cmd;
624 
625     case 0x37:	/* VSCSAD */
626         s->partial = 0;
627         s->normal = 0;
628         s->vscr = 1;
629         break;
630 
631     case 0x38:	/* IDMOFF */
632     case 0x39:	/* IDMON */
633     case 0x3a:	/* COLMOD */
634         goto bad_cmd;
635 
636     case 0xb0:	/* CLKINT / DISCTL */
637     case 0xb1:	/* CLKEXT */
638         if (s->pm < 0) {
639             s->pm = 2;
640         }
641         break;
642 
643     case 0xb4:	/* FRMSEL */
644         break;
645 
646     case 0xb5:	/* FRM8SEL */
647     case 0xb6:	/* TMPRNG / INIESC */
648     case 0xb7:	/* TMPHIS / NOP2 */
649     case 0xb8:	/* TMPREAD / MADCTL */
650     case 0xba:	/* DISTCTR */
651     case 0xbb:	/* EPVOL */
652         goto bad_cmd;
653 
654     case 0xbd:	/* Unknown */
655         s->p = 0;
656         s->resp[0] = 0;
657         s->resp[1] = 1;
658         break;
659 
660     case 0xc2:	/* IFMOD */
661         if (s->pm < 0) {
662             s->pm = 2;
663         }
664         break;
665 
666     case 0xc6:	/* PWRCTL */
667     case 0xc7:	/* PPWRCTL */
668     case 0xd0:	/* EPWROUT */
669     case 0xd1:	/* EPWRIN */
670     case 0xd4:	/* RDEV */
671     case 0xd5:	/* RDRR */
672         goto bad_cmd;
673 
674     case 0xda:	/* RDID1 */
675         s->p = 0;
676         s->resp[0] = (s->id >> 16) & 0xff;
677         break;
678     case 0xdb:	/* RDID2 */
679         s->p = 0;
680         s->resp[0] = (s->id >>  8) & 0xff;
681         break;
682     case 0xdc:	/* RDID3 */
683         s->p = 0;
684         s->resp[0] = (s->id >>  0) & 0xff;
685         break;
686 
687     default:
688     bad_cmd:
689         qemu_log_mask(LOG_GUEST_ERROR,
690                       "%s: unknown command %02x\n", __func__, s->cmd);
691         break;
692     }
693 
694     return ret;
695 }
696 
697 static void *mipid_init(void)
698 {
699     struct mipid_s *s = (struct mipid_s *) g_malloc0(sizeof(*s));
700 
701     s->id = 0x838f03;
702     mipid_reset(s);
703 
704     return s;
705 }
706 
707 static void n8x0_spi_setup(struct n800_s *s)
708 {
709     void *tsc = s->ts.opaque;
710     void *mipid = mipid_init();
711 
712     omap_mcspi_attach(s->mpu->mcspi[0], s->ts.txrx, tsc, 0);
713     omap_mcspi_attach(s->mpu->mcspi[0], mipid_txrx, mipid, 1);
714 }
715 
716 /* This task is normally performed by the bootloader.  If we're loading
717  * a kernel directly, we need to enable the Blizzard ourselves.  */
718 static void n800_dss_init(struct rfbi_chip_s *chip)
719 {
720     uint8_t *fb_blank;
721 
722     chip->write(chip->opaque, 0, 0x2a);		/* LCD Width register */
723     chip->write(chip->opaque, 1, 0x64);
724     chip->write(chip->opaque, 0, 0x2c);		/* LCD HNDP register */
725     chip->write(chip->opaque, 1, 0x1e);
726     chip->write(chip->opaque, 0, 0x2e);		/* LCD Height 0 register */
727     chip->write(chip->opaque, 1, 0xe0);
728     chip->write(chip->opaque, 0, 0x30);		/* LCD Height 1 register */
729     chip->write(chip->opaque, 1, 0x01);
730     chip->write(chip->opaque, 0, 0x32);		/* LCD VNDP register */
731     chip->write(chip->opaque, 1, 0x06);
732     chip->write(chip->opaque, 0, 0x68);		/* Display Mode register */
733     chip->write(chip->opaque, 1, 1);		/* Enable bit */
734 
735     chip->write(chip->opaque, 0, 0x6c);
736     chip->write(chip->opaque, 1, 0x00);		/* Input X Start Position */
737     chip->write(chip->opaque, 1, 0x00);		/* Input X Start Position */
738     chip->write(chip->opaque, 1, 0x00);		/* Input Y Start Position */
739     chip->write(chip->opaque, 1, 0x00);		/* Input Y Start Position */
740     chip->write(chip->opaque, 1, 0x1f);		/* Input X End Position */
741     chip->write(chip->opaque, 1, 0x03);		/* Input X End Position */
742     chip->write(chip->opaque, 1, 0xdf);		/* Input Y End Position */
743     chip->write(chip->opaque, 1, 0x01);		/* Input Y End Position */
744     chip->write(chip->opaque, 1, 0x00);		/* Output X Start Position */
745     chip->write(chip->opaque, 1, 0x00);		/* Output X Start Position */
746     chip->write(chip->opaque, 1, 0x00);		/* Output Y Start Position */
747     chip->write(chip->opaque, 1, 0x00);		/* Output Y Start Position */
748     chip->write(chip->opaque, 1, 0x1f);		/* Output X End Position */
749     chip->write(chip->opaque, 1, 0x03);		/* Output X End Position */
750     chip->write(chip->opaque, 1, 0xdf);		/* Output Y End Position */
751     chip->write(chip->opaque, 1, 0x01);		/* Output Y End Position */
752     chip->write(chip->opaque, 1, 0x01);		/* Input Data Format */
753     chip->write(chip->opaque, 1, 0x01);		/* Data Source Select */
754 
755     fb_blank = memset(g_malloc(800 * 480 * 2), 0xff, 800 * 480 * 2);
756     /* Display Memory Data Port */
757     chip->block(chip->opaque, 1, fb_blank, 800 * 480 * 2, 800);
758     g_free(fb_blank);
759 }
760 
761 static void n8x0_dss_setup(struct n800_s *s)
762 {
763     s->blizzard.opaque = s1d13745_init(NULL);
764     s->blizzard.block = s1d13745_write_block;
765     s->blizzard.write = s1d13745_write;
766     s->blizzard.read = s1d13745_read;
767 
768     omap_rfbi_attach(s->mpu->dss, 0, &s->blizzard);
769 }
770 
771 static void n8x0_cbus_setup(struct n800_s *s)
772 {
773     qemu_irq dat_out = qdev_get_gpio_in(s->mpu->gpio, N8X0_CBUS_DAT_GPIO);
774     qemu_irq retu_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_RETU_GPIO);
775     qemu_irq tahvo_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_TAHVO_GPIO);
776 
777     CBus *cbus = cbus_init(dat_out);
778 
779     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_CLK_GPIO, cbus->clk);
780     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_DAT_GPIO, cbus->dat);
781     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_SEL_GPIO, cbus->sel);
782 
783     cbus_attach(cbus, s->retu = retu_init(retu_irq, 1));
784     cbus_attach(cbus, s->tahvo = tahvo_init(tahvo_irq, 1));
785 }
786 
787 static void n8x0_uart_setup(struct n800_s *s)
788 {
789     Chardev *radio = uart_hci_init();
790 
791     qdev_connect_gpio_out(s->mpu->gpio, N8X0_BT_RESET_GPIO,
792                     csrhci_pins_get(radio)[csrhci_pin_reset]);
793     qdev_connect_gpio_out(s->mpu->gpio, N8X0_BT_WKUP_GPIO,
794                     csrhci_pins_get(radio)[csrhci_pin_wakeup]);
795 
796     omap_uart_attach(s->mpu->uart[BT_UART], radio);
797 }
798 
799 static void n8x0_usb_setup(struct n800_s *s)
800 {
801     SysBusDevice *dev;
802     s->usb = qdev_create(NULL, "tusb6010");
803     dev = SYS_BUS_DEVICE(s->usb);
804     qdev_init_nofail(s->usb);
805     sysbus_connect_irq(dev, 0,
806                        qdev_get_gpio_in(s->mpu->gpio, N8X0_TUSB_INT_GPIO));
807     /* Using the NOR interface */
808     omap_gpmc_attach(s->mpu->gpmc, N8X0_USB_ASYNC_CS,
809                      sysbus_mmio_get_region(dev, 0));
810     omap_gpmc_attach(s->mpu->gpmc, N8X0_USB_SYNC_CS,
811                      sysbus_mmio_get_region(dev, 1));
812     qdev_connect_gpio_out(s->mpu->gpio, N8X0_TUSB_ENABLE_GPIO,
813                           qdev_get_gpio_in(s->usb, 0)); /* tusb_pwr */
814 }
815 
816 /* Setup done before the main bootloader starts by some early setup code
817  * - used when we want to run the main bootloader in emulation.  This
818  * isn't documented.  */
819 static uint32_t n800_pinout[104] = {
820     0x080f00d8, 0x00d40808, 0x03080808, 0x080800d0,
821     0x00dc0808, 0x0b0f0f00, 0x080800b4, 0x00c00808,
822     0x08080808, 0x180800c4, 0x00b80000, 0x08080808,
823     0x080800bc, 0x00cc0808, 0x08081818, 0x18180128,
824     0x01241800, 0x18181818, 0x000000f0, 0x01300000,
825     0x00001b0b, 0x1b0f0138, 0x00e0181b, 0x1b031b0b,
826     0x180f0078, 0x00740018, 0x0f0f0f1a, 0x00000080,
827     0x007c0000, 0x00000000, 0x00000088, 0x00840000,
828     0x00000000, 0x00000094, 0x00980300, 0x0f180003,
829     0x0000008c, 0x00900f0f, 0x0f0f1b00, 0x0f00009c,
830     0x01140000, 0x1b1b0f18, 0x0818013c, 0x01400008,
831     0x00001818, 0x000b0110, 0x010c1800, 0x0b030b0f,
832     0x181800f4, 0x00f81818, 0x00000018, 0x000000fc,
833     0x00401808, 0x00000000, 0x0f1b0030, 0x003c0008,
834     0x00000000, 0x00000038, 0x00340000, 0x00000000,
835     0x1a080070, 0x00641a1a, 0x08080808, 0x08080060,
836     0x005c0808, 0x08080808, 0x08080058, 0x00540808,
837     0x08080808, 0x0808006c, 0x00680808, 0x08080808,
838     0x000000a8, 0x00b00000, 0x08080808, 0x000000a0,
839     0x00a40000, 0x00000000, 0x08ff0050, 0x004c0808,
840     0xffffffff, 0xffff0048, 0x0044ffff, 0xffffffff,
841     0x000000ac, 0x01040800, 0x08080b0f, 0x18180100,
842     0x01081818, 0x0b0b1808, 0x1a0300e4, 0x012c0b1a,
843     0x02020018, 0x0b000134, 0x011c0800, 0x0b1b1b00,
844     0x0f0000c8, 0x00ec181b, 0x000f0f02, 0x00180118,
845     0x01200000, 0x0f0b1b1b, 0x0f0200e8, 0x0000020b,
846 };
847 
848 static void n800_setup_nolo_tags(void *sram_base)
849 {
850     int i;
851     uint32_t *p = sram_base + 0x8000;
852     uint32_t *v = sram_base + 0xa000;
853 
854     memset(p, 0, 0x3000);
855 
856     strcpy((void *) (p + 0), "QEMU N800");
857 
858     strcpy((void *) (p + 8), "F5");
859 
860     stl_p(p + 10, 0x04f70000);
861     strcpy((void *) (p + 9), "RX-34");
862 
863     /* RAM size in MB? */
864     stl_p(p + 12, 0x80);
865 
866     /* Pointer to the list of tags */
867     stl_p(p + 13, OMAP2_SRAM_BASE + 0x9000);
868 
869     /* The NOLO tags start here */
870     p = sram_base + 0x9000;
871 #define ADD_TAG(tag, len)				\
872     stw_p((uint16_t *) p + 0, tag);			\
873     stw_p((uint16_t *) p + 1, len); p++;		\
874     stl_p(p++, OMAP2_SRAM_BASE | (((void *) v - sram_base) & 0xffff));
875 
876     /* OMAP STI console? Pin out settings? */
877     ADD_TAG(0x6e01, 414);
878     for (i = 0; i < ARRAY_SIZE(n800_pinout); i++) {
879         stl_p(v++, n800_pinout[i]);
880     }
881 
882     /* Kernel memsize? */
883     ADD_TAG(0x6e05, 1);
884     stl_p(v++, 2);
885 
886     /* NOLO serial console */
887     ADD_TAG(0x6e02, 4);
888     stl_p(v++, XLDR_LL_UART);		/* UART number (1 - 3) */
889 
890 #if 0
891     /* CBUS settings (Retu/AVilma) */
892     ADD_TAG(0x6e03, 6);
893     stw_p((uint16_t *) v + 0, 65);	/* CBUS GPIO0 */
894     stw_p((uint16_t *) v + 1, 66);	/* CBUS GPIO1 */
895     stw_p((uint16_t *) v + 2, 64);	/* CBUS GPIO2 */
896     v += 2;
897 #endif
898 
899     /* Nokia ASIC BB5 (Retu/Tahvo) */
900     ADD_TAG(0x6e0a, 4);
901     stw_p((uint16_t *) v + 0, 111);	/* "Retu" interrupt GPIO */
902     stw_p((uint16_t *) v + 1, 108);	/* "Tahvo" interrupt GPIO */
903     v++;
904 
905     /* LCD console? */
906     ADD_TAG(0x6e04, 4);
907     stw_p((uint16_t *) v + 0, 30);	/* ??? */
908     stw_p((uint16_t *) v + 1, 24);	/* ??? */
909     v++;
910 
911 #if 0
912     /* LCD settings */
913     ADD_TAG(0x6e06, 2);
914     stw_p((uint16_t *) (v++), 15);	/* ??? */
915 #endif
916 
917     /* I^2C (Menelaus) */
918     ADD_TAG(0x6e07, 4);
919     stl_p(v++, 0x00720000);		/* ??? */
920 
921     /* Unknown */
922     ADD_TAG(0x6e0b, 6);
923     stw_p((uint16_t *) v + 0, 94);	/* ??? */
924     stw_p((uint16_t *) v + 1, 23);	/* ??? */
925     stw_p((uint16_t *) v + 2, 0);	/* ??? */
926     v += 2;
927 
928     /* OMAP gpio switch info */
929     ADD_TAG(0x6e0c, 80);
930     strcpy((void *) v, "bat_cover");	v += 3;
931     stw_p((uint16_t *) v + 0, 110);	/* GPIO num ??? */
932     stw_p((uint16_t *) v + 1, 1);	/* GPIO num ??? */
933     v += 2;
934     strcpy((void *) v, "cam_act");	v += 3;
935     stw_p((uint16_t *) v + 0, 95);	/* GPIO num ??? */
936     stw_p((uint16_t *) v + 1, 32);	/* GPIO num ??? */
937     v += 2;
938     strcpy((void *) v, "cam_turn");	v += 3;
939     stw_p((uint16_t *) v + 0, 12);	/* GPIO num ??? */
940     stw_p((uint16_t *) v + 1, 33);	/* GPIO num ??? */
941     v += 2;
942     strcpy((void *) v, "headphone");	v += 3;
943     stw_p((uint16_t *) v + 0, 107);	/* GPIO num ??? */
944     stw_p((uint16_t *) v + 1, 17);	/* GPIO num ??? */
945     v += 2;
946 
947     /* Bluetooth */
948     ADD_TAG(0x6e0e, 12);
949     stl_p(v++, 0x5c623d01);		/* ??? */
950     stl_p(v++, 0x00000201);		/* ??? */
951     stl_p(v++, 0x00000000);		/* ??? */
952 
953     /* CX3110x WLAN settings */
954     ADD_TAG(0x6e0f, 8);
955     stl_p(v++, 0x00610025);		/* ??? */
956     stl_p(v++, 0xffff0057);		/* ??? */
957 
958     /* MMC host settings */
959     ADD_TAG(0x6e10, 12);
960     stl_p(v++, 0xffff000f);		/* ??? */
961     stl_p(v++, 0xffffffff);		/* ??? */
962     stl_p(v++, 0x00000060);		/* ??? */
963 
964     /* OneNAND chip select */
965     ADD_TAG(0x6e11, 10);
966     stl_p(v++, 0x00000401);		/* ??? */
967     stl_p(v++, 0x0002003a);		/* ??? */
968     stl_p(v++, 0x00000002);		/* ??? */
969 
970     /* TEA5761 sensor settings */
971     ADD_TAG(0x6e12, 2);
972     stl_p(v++, 93);			/* GPIO num ??? */
973 
974 #if 0
975     /* Unknown tag */
976     ADD_TAG(6e09, 0);
977 
978     /* Kernel UART / console */
979     ADD_TAG(6e12, 0);
980 #endif
981 
982     /* End of the list */
983     stl_p(p++, 0x00000000);
984     stl_p(p++, 0x00000000);
985 }
986 
987 /* This task is normally performed by the bootloader.  If we're loading
988  * a kernel directly, we need to set up GPMC mappings ourselves.  */
989 static void n800_gpmc_init(struct n800_s *s)
990 {
991     uint32_t config7 =
992             (0xf << 8) |	/* MASKADDRESS */
993             (1 << 6) |		/* CSVALID */
994             (4 << 0);		/* BASEADDRESS */
995 
996     cpu_physical_memory_write(0x6800a078,		/* GPMC_CONFIG7_0 */
997                               &config7, sizeof(config7));
998 }
999 
1000 /* Setup sequence done by the bootloader */
1001 static void n8x0_boot_init(void *opaque)
1002 {
1003     struct n800_s *s = (struct n800_s *) opaque;
1004     uint32_t buf;
1005 
1006     /* PRCM setup */
1007 #define omap_writel(addr, val)	\
1008     buf = (val);			\
1009     cpu_physical_memory_write(addr, &buf, sizeof(buf))
1010 
1011     omap_writel(0x48008060, 0x41);		/* PRCM_CLKSRC_CTRL */
1012     omap_writel(0x48008070, 1);			/* PRCM_CLKOUT_CTRL */
1013     omap_writel(0x48008078, 0);			/* PRCM_CLKEMUL_CTRL */
1014     omap_writel(0x48008090, 0);			/* PRCM_VOLTSETUP */
1015     omap_writel(0x48008094, 0);			/* PRCM_CLKSSETUP */
1016     omap_writel(0x48008098, 0);			/* PRCM_POLCTRL */
1017     omap_writel(0x48008140, 2);			/* CM_CLKSEL_MPU */
1018     omap_writel(0x48008148, 0);			/* CM_CLKSTCTRL_MPU */
1019     omap_writel(0x48008158, 1);			/* RM_RSTST_MPU */
1020     omap_writel(0x480081c8, 0x15);		/* PM_WKDEP_MPU */
1021     omap_writel(0x480081d4, 0x1d4);		/* PM_EVGENCTRL_MPU */
1022     omap_writel(0x480081d8, 0);			/* PM_EVEGENONTIM_MPU */
1023     omap_writel(0x480081dc, 0);			/* PM_EVEGENOFFTIM_MPU */
1024     omap_writel(0x480081e0, 0xc);		/* PM_PWSTCTRL_MPU */
1025     omap_writel(0x48008200, 0x047e7ff7);	/* CM_FCLKEN1_CORE */
1026     omap_writel(0x48008204, 0x00000004);	/* CM_FCLKEN2_CORE */
1027     omap_writel(0x48008210, 0x047e7ff1);	/* CM_ICLKEN1_CORE */
1028     omap_writel(0x48008214, 0x00000004);	/* CM_ICLKEN2_CORE */
1029     omap_writel(0x4800821c, 0x00000000);	/* CM_ICLKEN4_CORE */
1030     omap_writel(0x48008230, 0);			/* CM_AUTOIDLE1_CORE */
1031     omap_writel(0x48008234, 0);			/* CM_AUTOIDLE2_CORE */
1032     omap_writel(0x48008238, 7);			/* CM_AUTOIDLE3_CORE */
1033     omap_writel(0x4800823c, 0);			/* CM_AUTOIDLE4_CORE */
1034     omap_writel(0x48008240, 0x04360626);	/* CM_CLKSEL1_CORE */
1035     omap_writel(0x48008244, 0x00000014);	/* CM_CLKSEL2_CORE */
1036     omap_writel(0x48008248, 0);			/* CM_CLKSTCTRL_CORE */
1037     omap_writel(0x48008300, 0x00000000);	/* CM_FCLKEN_GFX */
1038     omap_writel(0x48008310, 0x00000000);	/* CM_ICLKEN_GFX */
1039     omap_writel(0x48008340, 0x00000001);	/* CM_CLKSEL_GFX */
1040     omap_writel(0x48008400, 0x00000004);	/* CM_FCLKEN_WKUP */
1041     omap_writel(0x48008410, 0x00000004);	/* CM_ICLKEN_WKUP */
1042     omap_writel(0x48008440, 0x00000000);	/* CM_CLKSEL_WKUP */
1043     omap_writel(0x48008500, 0x000000cf);	/* CM_CLKEN_PLL */
1044     omap_writel(0x48008530, 0x0000000c);	/* CM_AUTOIDLE_PLL */
1045     omap_writel(0x48008540,			/* CM_CLKSEL1_PLL */
1046                     (0x78 << 12) | (6 << 8));
1047     omap_writel(0x48008544, 2);			/* CM_CLKSEL2_PLL */
1048 
1049     /* GPMC setup */
1050     n800_gpmc_init(s);
1051 
1052     /* Video setup */
1053     n800_dss_init(&s->blizzard);
1054 
1055     /* CPU setup */
1056     s->mpu->cpu->env.GE = 0x5;
1057 
1058     /* If the machine has a slided keyboard, open it */
1059     if (s->kbd) {
1060         qemu_irq_raise(qdev_get_gpio_in(s->mpu->gpio, N810_SLIDE_GPIO));
1061     }
1062 }
1063 
1064 #define OMAP_TAG_NOKIA_BT	0x4e01
1065 #define OMAP_TAG_WLAN_CX3110X	0x4e02
1066 #define OMAP_TAG_CBUS		0x4e03
1067 #define OMAP_TAG_EM_ASIC_BB5	0x4e04
1068 
1069 static struct omap_gpiosw_info_s {
1070     const char *name;
1071     int line;
1072     int type;
1073 } n800_gpiosw_info[] = {
1074     {
1075         "bat_cover", N800_BAT_COVER_GPIO,
1076         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1077     }, {
1078         "cam_act", N800_CAM_ACT_GPIO,
1079         OMAP_GPIOSW_TYPE_ACTIVITY,
1080     }, {
1081         "cam_turn", N800_CAM_TURN_GPIO,
1082         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_INVERTED,
1083     }, {
1084         "headphone", N8X0_HEADPHONE_GPIO,
1085         OMAP_GPIOSW_TYPE_CONNECTION | OMAP_GPIOSW_INVERTED,
1086     },
1087     { NULL }
1088 }, n810_gpiosw_info[] = {
1089     {
1090         "gps_reset", N810_GPS_RESET_GPIO,
1091         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_OUTPUT,
1092     }, {
1093         "gps_wakeup", N810_GPS_WAKEUP_GPIO,
1094         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_OUTPUT,
1095     }, {
1096         "headphone", N8X0_HEADPHONE_GPIO,
1097         OMAP_GPIOSW_TYPE_CONNECTION | OMAP_GPIOSW_INVERTED,
1098     }, {
1099         "kb_lock", N810_KB_LOCK_GPIO,
1100         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1101     }, {
1102         "sleepx_led", N810_SLEEPX_LED_GPIO,
1103         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_INVERTED | OMAP_GPIOSW_OUTPUT,
1104     }, {
1105         "slide", N810_SLIDE_GPIO,
1106         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1107     },
1108     { NULL }
1109 };
1110 
1111 static struct omap_partition_info_s {
1112     uint32_t offset;
1113     uint32_t size;
1114     int mask;
1115     const char *name;
1116 } n800_part_info[] = {
1117     { 0x00000000, 0x00020000, 0x3, "bootloader" },
1118     { 0x00020000, 0x00060000, 0x0, "config" },
1119     { 0x00080000, 0x00200000, 0x0, "kernel" },
1120     { 0x00280000, 0x00200000, 0x3, "initfs" },
1121     { 0x00480000, 0x0fb80000, 0x3, "rootfs" },
1122 
1123     { 0, 0, 0, NULL }
1124 }, n810_part_info[] = {
1125     { 0x00000000, 0x00020000, 0x3, "bootloader" },
1126     { 0x00020000, 0x00060000, 0x0, "config" },
1127     { 0x00080000, 0x00220000, 0x0, "kernel" },
1128     { 0x002a0000, 0x00400000, 0x0, "initfs" },
1129     { 0x006a0000, 0x0f960000, 0x0, "rootfs" },
1130 
1131     { 0, 0, 0, NULL }
1132 };
1133 
1134 static bdaddr_t n8x0_bd_addr = {{ N8X0_BD_ADDR }};
1135 
1136 static int n8x0_atag_setup(void *p, int model)
1137 {
1138     uint8_t *b;
1139     uint16_t *w;
1140     uint32_t *l;
1141     struct omap_gpiosw_info_s *gpiosw;
1142     struct omap_partition_info_s *partition;
1143     const char *tag;
1144 
1145     w = p;
1146 
1147     stw_p(w++, OMAP_TAG_UART);			/* u16 tag */
1148     stw_p(w++, 4);				/* u16 len */
1149     stw_p(w++, (1 << 2) | (1 << 1) | (1 << 0)); /* uint enabled_uarts */
1150     w++;
1151 
1152 #if 0
1153     stw_p(w++, OMAP_TAG_SERIAL_CONSOLE);	/* u16 tag */
1154     stw_p(w++, 4);				/* u16 len */
1155     stw_p(w++, XLDR_LL_UART + 1);		/* u8 console_uart */
1156     stw_p(w++, 115200);				/* u32 console_speed */
1157 #endif
1158 
1159     stw_p(w++, OMAP_TAG_LCD);			/* u16 tag */
1160     stw_p(w++, 36);				/* u16 len */
1161     strcpy((void *) w, "QEMU LCD panel");	/* char panel_name[16] */
1162     w += 8;
1163     strcpy((void *) w, "blizzard");		/* char ctrl_name[16] */
1164     w += 8;
1165     stw_p(w++, N810_BLIZZARD_RESET_GPIO);	/* TODO: n800 s16 nreset_gpio */
1166     stw_p(w++, 24);				/* u8 data_lines */
1167 
1168     stw_p(w++, OMAP_TAG_CBUS);			/* u16 tag */
1169     stw_p(w++, 8);				/* u16 len */
1170     stw_p(w++, N8X0_CBUS_CLK_GPIO);		/* s16 clk_gpio */
1171     stw_p(w++, N8X0_CBUS_DAT_GPIO);		/* s16 dat_gpio */
1172     stw_p(w++, N8X0_CBUS_SEL_GPIO);		/* s16 sel_gpio */
1173     w++;
1174 
1175     stw_p(w++, OMAP_TAG_EM_ASIC_BB5);		/* u16 tag */
1176     stw_p(w++, 4);				/* u16 len */
1177     stw_p(w++, N8X0_RETU_GPIO);			/* s16 retu_irq_gpio */
1178     stw_p(w++, N8X0_TAHVO_GPIO);		/* s16 tahvo_irq_gpio */
1179 
1180     gpiosw = (model == 810) ? n810_gpiosw_info : n800_gpiosw_info;
1181     for (; gpiosw->name; gpiosw++) {
1182         stw_p(w++, OMAP_TAG_GPIO_SWITCH);	/* u16 tag */
1183         stw_p(w++, 20);				/* u16 len */
1184         strcpy((void *) w, gpiosw->name);	/* char name[12] */
1185         w += 6;
1186         stw_p(w++, gpiosw->line);		/* u16 gpio */
1187         stw_p(w++, gpiosw->type);
1188         stw_p(w++, 0);
1189         stw_p(w++, 0);
1190     }
1191 
1192     stw_p(w++, OMAP_TAG_NOKIA_BT);		/* u16 tag */
1193     stw_p(w++, 12);				/* u16 len */
1194     b = (void *) w;
1195     stb_p(b++, 0x01);				/* u8 chip_type	(CSR) */
1196     stb_p(b++, N8X0_BT_WKUP_GPIO);		/* u8 bt_wakeup_gpio */
1197     stb_p(b++, N8X0_BT_HOST_WKUP_GPIO);		/* u8 host_wakeup_gpio */
1198     stb_p(b++, N8X0_BT_RESET_GPIO);		/* u8 reset_gpio */
1199     stb_p(b++, BT_UART + 1);			/* u8 bt_uart */
1200     memcpy(b, &n8x0_bd_addr, 6);		/* u8 bd_addr[6] */
1201     b += 6;
1202     stb_p(b++, 0x02);				/* u8 bt_sysclk (38.4) */
1203     w = (void *) b;
1204 
1205     stw_p(w++, OMAP_TAG_WLAN_CX3110X);		/* u16 tag */
1206     stw_p(w++, 8);				/* u16 len */
1207     stw_p(w++, 0x25);				/* u8 chip_type */
1208     stw_p(w++, N8X0_WLAN_PWR_GPIO);		/* s16 power_gpio */
1209     stw_p(w++, N8X0_WLAN_IRQ_GPIO);		/* s16 irq_gpio */
1210     stw_p(w++, -1);				/* s16 spi_cs_gpio */
1211 
1212     stw_p(w++, OMAP_TAG_MMC);			/* u16 tag */
1213     stw_p(w++, 16);				/* u16 len */
1214     if (model == 810) {
1215         stw_p(w++, 0x23f);			/* unsigned flags */
1216         stw_p(w++, -1);				/* s16 power_pin */
1217         stw_p(w++, -1);				/* s16 switch_pin */
1218         stw_p(w++, -1);				/* s16 wp_pin */
1219         stw_p(w++, 0x240);			/* unsigned flags */
1220         stw_p(w++, 0xc000);			/* s16 power_pin */
1221         stw_p(w++, 0x0248);			/* s16 switch_pin */
1222         stw_p(w++, 0xc000);			/* s16 wp_pin */
1223     } else {
1224         stw_p(w++, 0xf);			/* unsigned flags */
1225         stw_p(w++, -1);				/* s16 power_pin */
1226         stw_p(w++, -1);				/* s16 switch_pin */
1227         stw_p(w++, -1);				/* s16 wp_pin */
1228         stw_p(w++, 0);				/* unsigned flags */
1229         stw_p(w++, 0);				/* s16 power_pin */
1230         stw_p(w++, 0);				/* s16 switch_pin */
1231         stw_p(w++, 0);				/* s16 wp_pin */
1232     }
1233 
1234     stw_p(w++, OMAP_TAG_TEA5761);		/* u16 tag */
1235     stw_p(w++, 4);				/* u16 len */
1236     stw_p(w++, N8X0_TEA5761_CS_GPIO);		/* u16 enable_gpio */
1237     w++;
1238 
1239     partition = (model == 810) ? n810_part_info : n800_part_info;
1240     for (; partition->name; partition++) {
1241         stw_p(w++, OMAP_TAG_PARTITION);		/* u16 tag */
1242         stw_p(w++, 28);				/* u16 len */
1243         strcpy((void *) w, partition->name);	/* char name[16] */
1244         l = (void *) (w + 8);
1245         stl_p(l++, partition->size);		/* unsigned int size */
1246         stl_p(l++, partition->offset);		/* unsigned int offset */
1247         stl_p(l++, partition->mask);		/* unsigned int mask_flags */
1248         w = (void *) l;
1249     }
1250 
1251     stw_p(w++, OMAP_TAG_BOOT_REASON);		/* u16 tag */
1252     stw_p(w++, 12);				/* u16 len */
1253 #if 0
1254     strcpy((void *) w, "por");			/* char reason_str[12] */
1255     strcpy((void *) w, "charger");		/* char reason_str[12] */
1256     strcpy((void *) w, "32wd_to");		/* char reason_str[12] */
1257     strcpy((void *) w, "sw_rst");		/* char reason_str[12] */
1258     strcpy((void *) w, "mbus");			/* char reason_str[12] */
1259     strcpy((void *) w, "unknown");		/* char reason_str[12] */
1260     strcpy((void *) w, "swdg_to");		/* char reason_str[12] */
1261     strcpy((void *) w, "sec_vio");		/* char reason_str[12] */
1262     strcpy((void *) w, "pwr_key");		/* char reason_str[12] */
1263     strcpy((void *) w, "rtc_alarm");		/* char reason_str[12] */
1264 #else
1265     strcpy((void *) w, "pwr_key");		/* char reason_str[12] */
1266 #endif
1267     w += 6;
1268 
1269     tag = (model == 810) ? "RX-44" : "RX-34";
1270     stw_p(w++, OMAP_TAG_VERSION_STR);		/* u16 tag */
1271     stw_p(w++, 24);				/* u16 len */
1272     strcpy((void *) w, "product");		/* char component[12] */
1273     w += 6;
1274     strcpy((void *) w, tag);			/* char version[12] */
1275     w += 6;
1276 
1277     stw_p(w++, OMAP_TAG_VERSION_STR);		/* u16 tag */
1278     stw_p(w++, 24);				/* u16 len */
1279     strcpy((void *) w, "hw-build");		/* char component[12] */
1280     w += 6;
1281     strcpy((void *) w, "QEMU ");
1282     pstrcat((void *) w, 12, qemu_hw_version()); /* char version[12] */
1283     w += 6;
1284 
1285     tag = (model == 810) ? "1.1.10-qemu" : "1.1.6-qemu";
1286     stw_p(w++, OMAP_TAG_VERSION_STR);		/* u16 tag */
1287     stw_p(w++, 24);				/* u16 len */
1288     strcpy((void *) w, "nolo");			/* char component[12] */
1289     w += 6;
1290     strcpy((void *) w, tag);			/* char version[12] */
1291     w += 6;
1292 
1293     return (void *) w - p;
1294 }
1295 
1296 static int n800_atag_setup(const struct arm_boot_info *info, void *p)
1297 {
1298     return n8x0_atag_setup(p, 800);
1299 }
1300 
1301 static int n810_atag_setup(const struct arm_boot_info *info, void *p)
1302 {
1303     return n8x0_atag_setup(p, 810);
1304 }
1305 
1306 static void n8x0_init(MachineState *machine,
1307                       struct arm_boot_info *binfo, int model)
1308 {
1309     MemoryRegion *sysmem = get_system_memory();
1310     struct n800_s *s = (struct n800_s *) g_malloc0(sizeof(*s));
1311     int sdram_size = binfo->ram_size;
1312 
1313     s->mpu = omap2420_mpu_init(sysmem, sdram_size, machine->cpu_model);
1314 
1315     /* Setup peripherals
1316      *
1317      * Believed external peripherals layout in the N810:
1318      * (spi bus 1)
1319      *   tsc2005
1320      *   lcd_mipid
1321      * (spi bus 2)
1322      *   Conexant cx3110x (WLAN)
1323      *   optional: pc2400m (WiMAX)
1324      * (i2c bus 0)
1325      *   TLV320AIC33 (audio codec)
1326      *   TCM825x (camera by Toshiba)
1327      *   lp5521 (clever LEDs)
1328      *   tsl2563 (light sensor, hwmon, model 7, rev. 0)
1329      *   lm8323 (keypad, manf 00, rev 04)
1330      * (i2c bus 1)
1331      *   tmp105 (temperature sensor, hwmon)
1332      *   menelaus (pm)
1333      * (somewhere on i2c - maybe N800-only)
1334      *   tea5761 (FM tuner)
1335      * (serial 0)
1336      *   GPS
1337      * (some serial port)
1338      *   csr41814 (Bluetooth)
1339      */
1340     n8x0_gpio_setup(s);
1341     n8x0_nand_setup(s);
1342     n8x0_i2c_setup(s);
1343     if (model == 800) {
1344         n800_tsc_kbd_setup(s);
1345     } else if (model == 810) {
1346         n810_tsc_setup(s);
1347         n810_kbd_setup(s);
1348     }
1349     n8x0_spi_setup(s);
1350     n8x0_dss_setup(s);
1351     n8x0_cbus_setup(s);
1352     n8x0_uart_setup(s);
1353     if (machine_usb(machine)) {
1354         n8x0_usb_setup(s);
1355     }
1356 
1357     if (machine->kernel_filename) {
1358         /* Or at the linux loader.  */
1359         binfo->kernel_filename = machine->kernel_filename;
1360         binfo->kernel_cmdline = machine->kernel_cmdline;
1361         binfo->initrd_filename = machine->initrd_filename;
1362         arm_load_kernel(s->mpu->cpu, binfo);
1363 
1364         qemu_register_reset(n8x0_boot_init, s);
1365     }
1366 
1367     if (option_rom[0].name &&
1368         (machine->boot_order[0] == 'n' || !machine->kernel_filename)) {
1369         uint8_t *nolo_tags = g_new(uint8_t, 0x10000);
1370         /* No, wait, better start at the ROM.  */
1371         s->mpu->cpu->env.regs[15] = OMAP2_Q2_BASE + 0x400000;
1372 
1373         /* This is intended for loading the `secondary.bin' program from
1374          * Nokia images (the NOLO bootloader).  The entry point seems
1375          * to be at OMAP2_Q2_BASE + 0x400000.
1376          *
1377          * The `2nd.bin' files contain some kind of earlier boot code and
1378          * for them the entry point needs to be set to OMAP2_SRAM_BASE.
1379          *
1380          * The code above is for loading the `zImage' file from Nokia
1381          * images.  */
1382         load_image_targphys(option_rom[0].name,
1383                             OMAP2_Q2_BASE + 0x400000,
1384                             sdram_size - 0x400000);
1385 
1386         n800_setup_nolo_tags(nolo_tags);
1387         cpu_physical_memory_write(OMAP2_SRAM_BASE, nolo_tags, 0x10000);
1388         g_free(nolo_tags);
1389     }
1390 }
1391 
1392 static struct arm_boot_info n800_binfo = {
1393     .loader_start = OMAP2_Q2_BASE,
1394     /* Actually two chips of 0x4000000 bytes each */
1395     .ram_size = 0x08000000,
1396     .board_id = 0x4f7,
1397     .atag_board = n800_atag_setup,
1398 };
1399 
1400 static struct arm_boot_info n810_binfo = {
1401     .loader_start = OMAP2_Q2_BASE,
1402     /* Actually two chips of 0x4000000 bytes each */
1403     .ram_size = 0x08000000,
1404     /* 0x60c and 0x6bf (WiMAX Edition) have been assigned but are not
1405      * used by some older versions of the bootloader and 5555 is used
1406      * instead (including versions that shipped with many devices).  */
1407     .board_id = 0x60c,
1408     .atag_board = n810_atag_setup,
1409 };
1410 
1411 static void n800_init(MachineState *machine)
1412 {
1413     n8x0_init(machine, &n800_binfo, 800);
1414 }
1415 
1416 static void n810_init(MachineState *machine)
1417 {
1418     n8x0_init(machine, &n810_binfo, 810);
1419 }
1420 
1421 static void n800_class_init(ObjectClass *oc, void *data)
1422 {
1423     MachineClass *mc = MACHINE_CLASS(oc);
1424 
1425     mc->desc = "Nokia N800 tablet aka. RX-34 (OMAP2420)";
1426     mc->init = n800_init;
1427     mc->default_boot_order = "";
1428     mc->ignore_memory_transaction_failures = true;
1429 }
1430 
1431 static const TypeInfo n800_type = {
1432     .name = MACHINE_TYPE_NAME("n800"),
1433     .parent = TYPE_MACHINE,
1434     .class_init = n800_class_init,
1435 };
1436 
1437 static void n810_class_init(ObjectClass *oc, void *data)
1438 {
1439     MachineClass *mc = MACHINE_CLASS(oc);
1440 
1441     mc->desc = "Nokia N810 tablet aka. RX-44 (OMAP2420)";
1442     mc->init = n810_init;
1443     mc->default_boot_order = "";
1444     mc->ignore_memory_transaction_failures = true;
1445 }
1446 
1447 static const TypeInfo n810_type = {
1448     .name = MACHINE_TYPE_NAME("n810"),
1449     .parent = TYPE_MACHINE,
1450     .class_init = n810_class_init,
1451 };
1452 
1453 static void nseries_machine_init(void)
1454 {
1455     type_register_static(&n800_type);
1456     type_register_static(&n810_type);
1457 }
1458 
1459 type_init(nseries_machine_init)
1460