xref: /openbmc/qemu/hw/arm/nseries.c (revision c71c3e99)
1 /*
2  * Nokia N-series internet tablets.
3  *
4  * Copyright (C) 2007 Nokia Corporation
5  * Written by Andrzej Zaborowski <andrew@openedhand.com>
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License as
9  * published by the Free Software Foundation; either version 2 or
10  * (at your option) version 3 of the License.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License along
18  * with this program; if not, see <http://www.gnu.org/licenses/>.
19  */
20 
21 #include "qemu-common.h"
22 #include "sysemu/sysemu.h"
23 #include "hw/omap.h"
24 #include "hw/arm-misc.h"
25 #include "hw/irq.h"
26 #include "ui/console.h"
27 #include "hw/boards.h"
28 #include "hw/i2c.h"
29 #include "hw/devices.h"
30 #include "hw/flash.h"
31 #include "hw/hw.h"
32 #include "hw/bt.h"
33 #include "hw/loader.h"
34 #include "sysemu/blockdev.h"
35 #include "hw/sysbus.h"
36 #include "exec/address-spaces.h"
37 
38 /* Nokia N8x0 support */
39 struct n800_s {
40     struct omap_mpu_state_s *mpu;
41 
42     struct rfbi_chip_s blizzard;
43     struct {
44         void *opaque;
45         uint32_t (*txrx)(void *opaque, uint32_t value, int len);
46         uWireSlave *chip;
47     } ts;
48 
49     int keymap[0x80];
50     DeviceState *kbd;
51 
52     DeviceState *usb;
53     void *retu;
54     void *tahvo;
55     DeviceState *nand;
56 };
57 
58 /* GPIO pins */
59 #define N8X0_TUSB_ENABLE_GPIO		0
60 #define N800_MMC2_WP_GPIO		8
61 #define N800_UNKNOWN_GPIO0		9	/* out */
62 #define N810_MMC2_VIOSD_GPIO		9
63 #define N810_HEADSET_AMP_GPIO		10
64 #define N800_CAM_TURN_GPIO		12
65 #define N810_GPS_RESET_GPIO		12
66 #define N800_BLIZZARD_POWERDOWN_GPIO	15
67 #define N800_MMC1_WP_GPIO		23
68 #define N810_MMC2_VSD_GPIO		23
69 #define N8X0_ONENAND_GPIO		26
70 #define N810_BLIZZARD_RESET_GPIO	30
71 #define N800_UNKNOWN_GPIO2		53	/* out */
72 #define N8X0_TUSB_INT_GPIO		58
73 #define N8X0_BT_WKUP_GPIO		61
74 #define N8X0_STI_GPIO			62
75 #define N8X0_CBUS_SEL_GPIO		64
76 #define N8X0_CBUS_DAT_GPIO		65
77 #define N8X0_CBUS_CLK_GPIO		66
78 #define N8X0_WLAN_IRQ_GPIO		87
79 #define N8X0_BT_RESET_GPIO		92
80 #define N8X0_TEA5761_CS_GPIO		93
81 #define N800_UNKNOWN_GPIO		94
82 #define N810_TSC_RESET_GPIO		94
83 #define N800_CAM_ACT_GPIO		95
84 #define N810_GPS_WAKEUP_GPIO		95
85 #define N8X0_MMC_CS_GPIO		96
86 #define N8X0_WLAN_PWR_GPIO		97
87 #define N8X0_BT_HOST_WKUP_GPIO		98
88 #define N810_SPEAKER_AMP_GPIO		101
89 #define N810_KB_LOCK_GPIO		102
90 #define N800_TSC_TS_GPIO		103
91 #define N810_TSC_TS_GPIO		106
92 #define N8X0_HEADPHONE_GPIO		107
93 #define N8X0_RETU_GPIO			108
94 #define N800_TSC_KP_IRQ_GPIO		109
95 #define N810_KEYBOARD_GPIO		109
96 #define N800_BAT_COVER_GPIO		110
97 #define N810_SLIDE_GPIO			110
98 #define N8X0_TAHVO_GPIO			111
99 #define N800_UNKNOWN_GPIO4		112	/* out */
100 #define N810_SLEEPX_LED_GPIO		112
101 #define N800_TSC_RESET_GPIO		118	/* ? */
102 #define N810_AIC33_RESET_GPIO		118
103 #define N800_TSC_UNKNOWN_GPIO		119	/* out */
104 #define N8X0_TMP105_GPIO		125
105 
106 /* Config */
107 #define BT_UART				0
108 #define XLDR_LL_UART			1
109 
110 /* Addresses on the I2C bus 0 */
111 #define N810_TLV320AIC33_ADDR		0x18	/* Audio CODEC */
112 #define N8X0_TCM825x_ADDR		0x29	/* Camera */
113 #define N810_LP5521_ADDR		0x32	/* LEDs */
114 #define N810_TSL2563_ADDR		0x3d	/* Light sensor */
115 #define N810_LM8323_ADDR		0x45	/* Keyboard */
116 /* Addresses on the I2C bus 1 */
117 #define N8X0_TMP105_ADDR		0x48	/* Temperature sensor */
118 #define N8X0_MENELAUS_ADDR		0x72	/* Power management */
119 
120 /* Chipselects on GPMC NOR interface */
121 #define N8X0_ONENAND_CS			0
122 #define N8X0_USB_ASYNC_CS		1
123 #define N8X0_USB_SYNC_CS		4
124 
125 #define N8X0_BD_ADDR			0x00, 0x1a, 0x89, 0x9e, 0x3e, 0x81
126 
127 static void n800_mmc_cs_cb(void *opaque, int line, int level)
128 {
129     /* TODO: this seems to actually be connected to the menelaus, to
130      * which also both MMC slots connect.  */
131     omap_mmc_enable((struct omap_mmc_s *) opaque, !level);
132 
133     printf("%s: MMC slot %i active\n", __FUNCTION__, level + 1);
134 }
135 
136 static void n8x0_gpio_setup(struct n800_s *s)
137 {
138     qemu_irq *mmc_cs = qemu_allocate_irqs(n800_mmc_cs_cb, s->mpu->mmc, 1);
139     qdev_connect_gpio_out(s->mpu->gpio, N8X0_MMC_CS_GPIO, mmc_cs[0]);
140 
141     qemu_irq_lower(qdev_get_gpio_in(s->mpu->gpio, N800_BAT_COVER_GPIO));
142 }
143 
144 #define MAEMO_CAL_HEADER(...)				\
145     'C',  'o',  'n',  'F',  0x02, 0x00, 0x04, 0x00,	\
146     __VA_ARGS__,					\
147     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
148 
149 static const uint8_t n8x0_cal_wlan_mac[] = {
150     MAEMO_CAL_HEADER('w', 'l', 'a', 'n', '-', 'm', 'a', 'c')
151     0x1c, 0x00, 0x00, 0x00, 0x47, 0xd6, 0x69, 0xb3,
152     0x30, 0x08, 0xa0, 0x83, 0x00, 0x00, 0x00, 0x00,
153     0x00, 0x00, 0x00, 0x00, 0x1a, 0x00, 0x00, 0x00,
154     0x89, 0x00, 0x00, 0x00, 0x9e, 0x00, 0x00, 0x00,
155     0x5d, 0x00, 0x00, 0x00, 0xc1, 0x00, 0x00, 0x00,
156 };
157 
158 static const uint8_t n8x0_cal_bt_id[] = {
159     MAEMO_CAL_HEADER('b', 't', '-', 'i', 'd', 0, 0, 0)
160     0x0a, 0x00, 0x00, 0x00, 0xa3, 0x4b, 0xf6, 0x96,
161     0xa8, 0xeb, 0xb2, 0x41, 0x00, 0x00, 0x00, 0x00,
162     N8X0_BD_ADDR,
163 };
164 
165 static void n8x0_nand_setup(struct n800_s *s)
166 {
167     char *otp_region;
168     DriveInfo *dinfo;
169 
170     s->nand = qdev_create(NULL, "onenand");
171     qdev_prop_set_uint16(s->nand, "manufacturer_id", NAND_MFR_SAMSUNG);
172     /* Either 0x40 or 0x48 are OK for the device ID */
173     qdev_prop_set_uint16(s->nand, "device_id", 0x48);
174     qdev_prop_set_uint16(s->nand, "version_id", 0);
175     qdev_prop_set_int32(s->nand, "shift", 1);
176     dinfo = drive_get(IF_MTD, 0, 0);
177     if (dinfo && dinfo->bdrv) {
178         qdev_prop_set_drive_nofail(s->nand, "drive", dinfo->bdrv);
179     }
180     qdev_init_nofail(s->nand);
181     sysbus_connect_irq(SYS_BUS_DEVICE(s->nand), 0,
182                        qdev_get_gpio_in(s->mpu->gpio, N8X0_ONENAND_GPIO));
183     omap_gpmc_attach(s->mpu->gpmc, N8X0_ONENAND_CS,
184                      sysbus_mmio_get_region(SYS_BUS_DEVICE(s->nand), 0));
185     otp_region = onenand_raw_otp(s->nand);
186 
187     memcpy(otp_region + 0x000, n8x0_cal_wlan_mac, sizeof(n8x0_cal_wlan_mac));
188     memcpy(otp_region + 0x800, n8x0_cal_bt_id, sizeof(n8x0_cal_bt_id));
189     /* XXX: in theory should also update the OOB for both pages */
190 }
191 
192 static qemu_irq n8x0_system_powerdown;
193 
194 static void n8x0_powerdown_req(Notifier *n, void *opaque)
195 {
196     qemu_irq_raise(n8x0_system_powerdown);
197 }
198 
199 static Notifier n8x0_system_powerdown_notifier = {
200     .notify = n8x0_powerdown_req
201 };
202 
203 static void n8x0_i2c_setup(struct n800_s *s)
204 {
205     DeviceState *dev;
206     qemu_irq tmp_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_TMP105_GPIO);
207     i2c_bus *i2c = omap_i2c_bus(s->mpu->i2c[0]);
208 
209     /* Attach a menelaus PM chip */
210     dev = i2c_create_slave(i2c, "twl92230", N8X0_MENELAUS_ADDR);
211     qdev_connect_gpio_out(dev, 3,
212                           qdev_get_gpio_in(s->mpu->ih[0],
213                                            OMAP_INT_24XX_SYS_NIRQ));
214 
215     n8x0_system_powerdown = qdev_get_gpio_in(dev, 3);
216     qemu_register_powerdown_notifier(&n8x0_system_powerdown_notifier);
217 
218     /* Attach a TMP105 PM chip (A0 wired to ground) */
219     dev = i2c_create_slave(i2c, "tmp105", N8X0_TMP105_ADDR);
220     qdev_connect_gpio_out(dev, 0, tmp_irq);
221 }
222 
223 /* Touchscreen and keypad controller */
224 static MouseTransformInfo n800_pointercal = {
225     .x = 800,
226     .y = 480,
227     .a = { 14560, -68, -3455208, -39, -9621, 35152972, 65536 },
228 };
229 
230 static MouseTransformInfo n810_pointercal = {
231     .x = 800,
232     .y = 480,
233     .a = { 15041, 148, -4731056, 171, -10238, 35933380, 65536 },
234 };
235 
236 #define RETU_KEYCODE	61	/* F3 */
237 
238 static void n800_key_event(void *opaque, int keycode)
239 {
240     struct n800_s *s = (struct n800_s *) opaque;
241     int code = s->keymap[keycode & 0x7f];
242 
243     if (code == -1) {
244         if ((keycode & 0x7f) == RETU_KEYCODE)
245             retu_key_event(s->retu, !(keycode & 0x80));
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     for (i = 0; i < 0x10; i ++)
288         if (n800_keys[i] >= 0)
289             s->keymap[n800_keys[i]] = i;
290 
291     qemu_add_kbd_event_handler(n800_key_event, s);
292 
293     tsc210x_set_transform(s->ts.chip, &n800_pointercal);
294 }
295 
296 static void n810_tsc_setup(struct n800_s *s)
297 {
298     qemu_irq pintdav = qdev_get_gpio_in(s->mpu->gpio, N810_TSC_TS_GPIO);
299 
300     s->ts.opaque = tsc2005_init(pintdav);
301     s->ts.txrx = tsc2005_txrx;
302 
303     tsc2005_set_transform(s->ts.opaque, &n810_pointercal);
304 }
305 
306 /* N810 Keyboard controller */
307 static void n810_key_event(void *opaque, int keycode)
308 {
309     struct n800_s *s = (struct n800_s *) opaque;
310     int code = s->keymap[keycode & 0x7f];
311 
312     if (code == -1) {
313         if ((keycode & 0x7f) == RETU_KEYCODE)
314             retu_key_event(s->retu, !(keycode & 0x80));
315         return;
316     }
317 
318     lm832x_key_event(s->kbd, code, !(keycode & 0x80));
319 }
320 
321 #define M	0
322 
323 static int n810_keys[0x80] = {
324     [0x01] = 16,	/* Q */
325     [0x02] = 37,	/* K */
326     [0x03] = 24,	/* O */
327     [0x04] = 25,	/* P */
328     [0x05] = 14,	/* Backspace */
329     [0x06] = 30,	/* A */
330     [0x07] = 31,	/* S */
331     [0x08] = 32,	/* D */
332     [0x09] = 33,	/* F */
333     [0x0a] = 34,	/* G */
334     [0x0b] = 35,	/* H */
335     [0x0c] = 36,	/* J */
336 
337     [0x11] = 17,	/* W */
338     [0x12] = 62,	/* Menu (F4) */
339     [0x13] = 38,	/* L */
340     [0x14] = 40,	/* ' (Apostrophe) */
341     [0x16] = 44,	/* Z */
342     [0x17] = 45,	/* X */
343     [0x18] = 46,	/* C */
344     [0x19] = 47,	/* V */
345     [0x1a] = 48,	/* B */
346     [0x1b] = 49,	/* N */
347     [0x1c] = 42,	/* Shift (Left shift) */
348     [0x1f] = 65,	/* Zoom+ (F7) */
349 
350     [0x21] = 18,	/* E */
351     [0x22] = 39,	/* ; (Semicolon) */
352     [0x23] = 12,	/* - (Minus) */
353     [0x24] = 13,	/* = (Equal) */
354     [0x2b] = 56,	/* Fn (Left Alt) */
355     [0x2c] = 50,	/* M */
356     [0x2f] = 66,	/* Zoom- (F8) */
357 
358     [0x31] = 19,	/* R */
359     [0x32] = 29 | M,	/* Right Ctrl */
360     [0x34] = 57,	/* Space */
361     [0x35] = 51,	/* , (Comma) */
362     [0x37] = 72 | M,	/* Up */
363     [0x3c] = 82 | M,	/* Compose (Insert) */
364     [0x3f] = 64,	/* FullScreen (F6) */
365 
366     [0x41] = 20,	/* T */
367     [0x44] = 52,	/* . (Dot) */
368     [0x46] = 77 | M,	/* Right */
369     [0x4f] = 63,	/* Home (F5) */
370     [0x51] = 21,	/* Y */
371     [0x53] = 80 | M,	/* Down */
372     [0x55] = 28,	/* Enter */
373     [0x5f] =  1,	/* Cycle (ESC) */
374 
375     [0x61] = 22,	/* U */
376     [0x64] = 75 | M,	/* Left */
377 
378     [0x71] = 23,	/* I */
379 #if 0
380     [0x75] = 28 | M,	/* KP Enter (KP Enter) */
381 #else
382     [0x75] = 15,	/* KP Enter (Tab) */
383 #endif
384 };
385 
386 #undef M
387 
388 static void n810_kbd_setup(struct n800_s *s)
389 {
390     qemu_irq kbd_irq = qdev_get_gpio_in(s->mpu->gpio, N810_KEYBOARD_GPIO);
391     int i;
392 
393     for (i = 0; i < 0x80; i ++)
394         s->keymap[i] = -1;
395     for (i = 0; i < 0x80; i ++)
396         if (n810_keys[i] > 0)
397             s->keymap[n810_keys[i]] = i;
398 
399     qemu_add_kbd_event_handler(n810_key_event, s);
400 
401     /* Attach the LM8322 keyboard to the I2C bus,
402      * should happen in n8x0_i2c_setup and s->kbd be initialised here.  */
403     s->kbd = i2c_create_slave(omap_i2c_bus(s->mpu->i2c[0]),
404                            "lm8323", N810_LM8323_ADDR);
405     qdev_connect_gpio_out(s->kbd, 0, kbd_irq);
406 }
407 
408 /* LCD MIPI DBI-C controller (URAL) */
409 struct mipid_s {
410     int resp[4];
411     int param[4];
412     int p;
413     int pm;
414     int cmd;
415 
416     int sleep;
417     int booster;
418     int te;
419     int selfcheck;
420     int partial;
421     int normal;
422     int vscr;
423     int invert;
424     int onoff;
425     int gamma;
426     uint32_t id;
427 };
428 
429 static void mipid_reset(struct mipid_s *s)
430 {
431     if (!s->sleep)
432         fprintf(stderr, "%s: Display off\n", __FUNCTION__);
433 
434     s->pm = 0;
435     s->cmd = 0;
436 
437     s->sleep = 1;
438     s->booster = 0;
439     s->selfcheck =
440             (1 << 7) |	/* Register loading OK.  */
441             (1 << 5) |	/* The chip is attached.  */
442             (1 << 4);	/* Display glass still in one piece.  */
443     s->te = 0;
444     s->partial = 0;
445     s->normal = 1;
446     s->vscr = 0;
447     s->invert = 0;
448     s->onoff = 1;
449     s->gamma = 0;
450 }
451 
452 static uint32_t mipid_txrx(void *opaque, uint32_t cmd, int len)
453 {
454     struct mipid_s *s = (struct mipid_s *) opaque;
455     uint8_t ret;
456 
457     if (len > 9)
458         hw_error("%s: FIXME: bad SPI word width %i\n", __FUNCTION__, len);
459 
460     if (s->p >= ARRAY_SIZE(s->resp))
461         ret = 0;
462     else
463         ret = s->resp[s->p ++];
464     if (s->pm --> 0)
465         s->param[s->pm] = cmd;
466     else
467         s->cmd = cmd;
468 
469     switch (s->cmd) {
470     case 0x00:	/* NOP */
471         break;
472 
473     case 0x01:	/* SWRESET */
474         mipid_reset(s);
475         break;
476 
477     case 0x02:	/* BSTROFF */
478         s->booster = 0;
479         break;
480     case 0x03:	/* BSTRON */
481         s->booster = 1;
482         break;
483 
484     case 0x04:	/* RDDID */
485         s->p = 0;
486         s->resp[0] = (s->id >> 16) & 0xff;
487         s->resp[1] = (s->id >>  8) & 0xff;
488         s->resp[2] = (s->id >>  0) & 0xff;
489         break;
490 
491     case 0x06:	/* RD_RED */
492     case 0x07:	/* RD_GREEN */
493         /* XXX the bootloader sometimes issues RD_BLUE meaning RDDID so
494          * for the bootloader one needs to change this.  */
495     case 0x08:	/* RD_BLUE */
496         s->p = 0;
497         /* TODO: return first pixel components */
498         s->resp[0] = 0x01;
499         break;
500 
501     case 0x09:	/* RDDST */
502         s->p = 0;
503         s->resp[0] = s->booster << 7;
504         s->resp[1] = (5 << 4) | (s->partial << 2) |
505                 (s->sleep << 1) | s->normal;
506         s->resp[2] = (s->vscr << 7) | (s->invert << 5) |
507                 (s->onoff << 2) | (s->te << 1) | (s->gamma >> 2);
508         s->resp[3] = s->gamma << 6;
509         break;
510 
511     case 0x0a:	/* RDDPM */
512         s->p = 0;
513         s->resp[0] = (s->onoff << 2) | (s->normal << 3) | (s->sleep << 4) |
514                 (s->partial << 5) | (s->sleep << 6) | (s->booster << 7);
515         break;
516     case 0x0b:	/* RDDMADCTR */
517         s->p = 0;
518         s->resp[0] = 0;
519         break;
520     case 0x0c:	/* RDDCOLMOD */
521         s->p = 0;
522         s->resp[0] = 5;	/* 65K colours */
523         break;
524     case 0x0d:	/* RDDIM */
525         s->p = 0;
526         s->resp[0] = (s->invert << 5) | (s->vscr << 7) | s->gamma;
527         break;
528     case 0x0e:	/* RDDSM */
529         s->p = 0;
530         s->resp[0] = s->te << 7;
531         break;
532     case 0x0f:	/* RDDSDR */
533         s->p = 0;
534         s->resp[0] = s->selfcheck;
535         break;
536 
537     case 0x10:	/* SLPIN */
538         s->sleep = 1;
539         break;
540     case 0x11:	/* SLPOUT */
541         s->sleep = 0;
542         s->selfcheck ^= 1 << 6;	/* POFF self-diagnosis Ok */
543         break;
544 
545     case 0x12:	/* PTLON */
546         s->partial = 1;
547         s->normal = 0;
548         s->vscr = 0;
549         break;
550     case 0x13:	/* NORON */
551         s->partial = 0;
552         s->normal = 1;
553         s->vscr = 0;
554         break;
555 
556     case 0x20:	/* INVOFF */
557         s->invert = 0;
558         break;
559     case 0x21:	/* INVON */
560         s->invert = 1;
561         break;
562 
563     case 0x22:	/* APOFF */
564     case 0x23:	/* APON */
565         goto bad_cmd;
566 
567     case 0x25:	/* WRCNTR */
568         if (s->pm < 0)
569             s->pm = 1;
570         goto bad_cmd;
571 
572     case 0x26:	/* GAMSET */
573         if (!s->pm)
574             s->gamma = ffs(s->param[0] & 0xf) - 1;
575         else if (s->pm < 0)
576             s->pm = 1;
577         break;
578 
579     case 0x28:	/* DISPOFF */
580         s->onoff = 0;
581         fprintf(stderr, "%s: Display off\n", __FUNCTION__);
582         break;
583     case 0x29:	/* DISPON */
584         s->onoff = 1;
585         fprintf(stderr, "%s: Display on\n", __FUNCTION__);
586         break;
587 
588     case 0x2a:	/* CASET */
589     case 0x2b:	/* RASET */
590     case 0x2c:	/* RAMWR */
591     case 0x2d:	/* RGBSET */
592     case 0x2e:	/* RAMRD */
593     case 0x30:	/* PTLAR */
594     case 0x33:	/* SCRLAR */
595         goto bad_cmd;
596 
597     case 0x34:	/* TEOFF */
598         s->te = 0;
599         break;
600     case 0x35:	/* TEON */
601         if (!s->pm)
602             s->te = 1;
603         else if (s->pm < 0)
604             s->pm = 1;
605         break;
606 
607     case 0x36:	/* MADCTR */
608         goto bad_cmd;
609 
610     case 0x37:	/* VSCSAD */
611         s->partial = 0;
612         s->normal = 0;
613         s->vscr = 1;
614         break;
615 
616     case 0x38:	/* IDMOFF */
617     case 0x39:	/* IDMON */
618     case 0x3a:	/* COLMOD */
619         goto bad_cmd;
620 
621     case 0xb0:	/* CLKINT / DISCTL */
622     case 0xb1:	/* CLKEXT */
623         if (s->pm < 0)
624             s->pm = 2;
625         break;
626 
627     case 0xb4:	/* FRMSEL */
628         break;
629 
630     case 0xb5:	/* FRM8SEL */
631     case 0xb6:	/* TMPRNG / INIESC */
632     case 0xb7:	/* TMPHIS / NOP2 */
633     case 0xb8:	/* TMPREAD / MADCTL */
634     case 0xba:	/* DISTCTR */
635     case 0xbb:	/* EPVOL */
636         goto bad_cmd;
637 
638     case 0xbd:	/* Unknown */
639         s->p = 0;
640         s->resp[0] = 0;
641         s->resp[1] = 1;
642         break;
643 
644     case 0xc2:	/* IFMOD */
645         if (s->pm < 0)
646             s->pm = 2;
647         break;
648 
649     case 0xc6:	/* PWRCTL */
650     case 0xc7:	/* PPWRCTL */
651     case 0xd0:	/* EPWROUT */
652     case 0xd1:	/* EPWRIN */
653     case 0xd4:	/* RDEV */
654     case 0xd5:	/* RDRR */
655         goto bad_cmd;
656 
657     case 0xda:	/* RDID1 */
658         s->p = 0;
659         s->resp[0] = (s->id >> 16) & 0xff;
660         break;
661     case 0xdb:	/* RDID2 */
662         s->p = 0;
663         s->resp[0] = (s->id >>  8) & 0xff;
664         break;
665     case 0xdc:	/* RDID3 */
666         s->p = 0;
667         s->resp[0] = (s->id >>  0) & 0xff;
668         break;
669 
670     default:
671     bad_cmd:
672         fprintf(stderr, "%s: unknown command %02x\n", __FUNCTION__, s->cmd);
673         break;
674     }
675 
676     return ret;
677 }
678 
679 static void *mipid_init(void)
680 {
681     struct mipid_s *s = (struct mipid_s *) g_malloc0(sizeof(*s));
682 
683     s->id = 0x838f03;
684     mipid_reset(s);
685 
686     return s;
687 }
688 
689 static void n8x0_spi_setup(struct n800_s *s)
690 {
691     void *tsc = s->ts.opaque;
692     void *mipid = mipid_init();
693 
694     omap_mcspi_attach(s->mpu->mcspi[0], s->ts.txrx, tsc, 0);
695     omap_mcspi_attach(s->mpu->mcspi[0], mipid_txrx, mipid, 1);
696 }
697 
698 /* This task is normally performed by the bootloader.  If we're loading
699  * a kernel directly, we need to enable the Blizzard ourselves.  */
700 static void n800_dss_init(struct rfbi_chip_s *chip)
701 {
702     uint8_t *fb_blank;
703 
704     chip->write(chip->opaque, 0, 0x2a);		/* LCD Width register */
705     chip->write(chip->opaque, 1, 0x64);
706     chip->write(chip->opaque, 0, 0x2c);		/* LCD HNDP register */
707     chip->write(chip->opaque, 1, 0x1e);
708     chip->write(chip->opaque, 0, 0x2e);		/* LCD Height 0 register */
709     chip->write(chip->opaque, 1, 0xe0);
710     chip->write(chip->opaque, 0, 0x30);		/* LCD Height 1 register */
711     chip->write(chip->opaque, 1, 0x01);
712     chip->write(chip->opaque, 0, 0x32);		/* LCD VNDP register */
713     chip->write(chip->opaque, 1, 0x06);
714     chip->write(chip->opaque, 0, 0x68);		/* Display Mode register */
715     chip->write(chip->opaque, 1, 1);		/* Enable bit */
716 
717     chip->write(chip->opaque, 0, 0x6c);
718     chip->write(chip->opaque, 1, 0x00);		/* Input X Start Position */
719     chip->write(chip->opaque, 1, 0x00);		/* Input X Start Position */
720     chip->write(chip->opaque, 1, 0x00);		/* Input Y Start Position */
721     chip->write(chip->opaque, 1, 0x00);		/* Input Y Start Position */
722     chip->write(chip->opaque, 1, 0x1f);		/* Input X End Position */
723     chip->write(chip->opaque, 1, 0x03);		/* Input X End Position */
724     chip->write(chip->opaque, 1, 0xdf);		/* Input Y End Position */
725     chip->write(chip->opaque, 1, 0x01);		/* Input Y End Position */
726     chip->write(chip->opaque, 1, 0x00);		/* Output X Start Position */
727     chip->write(chip->opaque, 1, 0x00);		/* Output X Start Position */
728     chip->write(chip->opaque, 1, 0x00);		/* Output Y Start Position */
729     chip->write(chip->opaque, 1, 0x00);		/* Output Y Start Position */
730     chip->write(chip->opaque, 1, 0x1f);		/* Output X End Position */
731     chip->write(chip->opaque, 1, 0x03);		/* Output X End Position */
732     chip->write(chip->opaque, 1, 0xdf);		/* Output Y End Position */
733     chip->write(chip->opaque, 1, 0x01);		/* Output Y End Position */
734     chip->write(chip->opaque, 1, 0x01);		/* Input Data Format */
735     chip->write(chip->opaque, 1, 0x01);		/* Data Source Select */
736 
737     fb_blank = memset(g_malloc(800 * 480 * 2), 0xff, 800 * 480 * 2);
738     /* Display Memory Data Port */
739     chip->block(chip->opaque, 1, fb_blank, 800 * 480 * 2, 800);
740     g_free(fb_blank);
741 }
742 
743 static void n8x0_dss_setup(struct n800_s *s)
744 {
745     s->blizzard.opaque = s1d13745_init(NULL);
746     s->blizzard.block = s1d13745_write_block;
747     s->blizzard.write = s1d13745_write;
748     s->blizzard.read = s1d13745_read;
749 
750     omap_rfbi_attach(s->mpu->dss, 0, &s->blizzard);
751 }
752 
753 static void n8x0_cbus_setup(struct n800_s *s)
754 {
755     qemu_irq dat_out = qdev_get_gpio_in(s->mpu->gpio, N8X0_CBUS_DAT_GPIO);
756     qemu_irq retu_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_RETU_GPIO);
757     qemu_irq tahvo_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_TAHVO_GPIO);
758 
759     CBus *cbus = cbus_init(dat_out);
760 
761     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_CLK_GPIO, cbus->clk);
762     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_DAT_GPIO, cbus->dat);
763     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_SEL_GPIO, cbus->sel);
764 
765     cbus_attach(cbus, s->retu = retu_init(retu_irq, 1));
766     cbus_attach(cbus, s->tahvo = tahvo_init(tahvo_irq, 1));
767 }
768 
769 static void n8x0_uart_setup(struct n800_s *s)
770 {
771     CharDriverState *radio = uart_hci_init(
772                     qdev_get_gpio_in(s->mpu->gpio, N8X0_BT_HOST_WKUP_GPIO));
773 
774     qdev_connect_gpio_out(s->mpu->gpio, N8X0_BT_RESET_GPIO,
775                     csrhci_pins_get(radio)[csrhci_pin_reset]);
776     qdev_connect_gpio_out(s->mpu->gpio, N8X0_BT_WKUP_GPIO,
777                     csrhci_pins_get(radio)[csrhci_pin_wakeup]);
778 
779     omap_uart_attach(s->mpu->uart[BT_UART], radio);
780 }
781 
782 static void n8x0_usb_setup(struct n800_s *s)
783 {
784     SysBusDevice *dev;
785     s->usb = qdev_create(NULL, "tusb6010");
786     dev = SYS_BUS_DEVICE(s->usb);
787     qdev_init_nofail(s->usb);
788     sysbus_connect_irq(dev, 0,
789                        qdev_get_gpio_in(s->mpu->gpio, N8X0_TUSB_INT_GPIO));
790     /* Using the NOR interface */
791     omap_gpmc_attach(s->mpu->gpmc, N8X0_USB_ASYNC_CS,
792                      sysbus_mmio_get_region(dev, 0));
793     omap_gpmc_attach(s->mpu->gpmc, N8X0_USB_SYNC_CS,
794                      sysbus_mmio_get_region(dev, 1));
795     qdev_connect_gpio_out(s->mpu->gpio, N8X0_TUSB_ENABLE_GPIO,
796                           qdev_get_gpio_in(s->usb, 0)); /* tusb_pwr */
797 }
798 
799 /* Setup done before the main bootloader starts by some early setup code
800  * - used when we want to run the main bootloader in emulation.  This
801  * isn't documented.  */
802 static uint32_t n800_pinout[104] = {
803     0x080f00d8, 0x00d40808, 0x03080808, 0x080800d0,
804     0x00dc0808, 0x0b0f0f00, 0x080800b4, 0x00c00808,
805     0x08080808, 0x180800c4, 0x00b80000, 0x08080808,
806     0x080800bc, 0x00cc0808, 0x08081818, 0x18180128,
807     0x01241800, 0x18181818, 0x000000f0, 0x01300000,
808     0x00001b0b, 0x1b0f0138, 0x00e0181b, 0x1b031b0b,
809     0x180f0078, 0x00740018, 0x0f0f0f1a, 0x00000080,
810     0x007c0000, 0x00000000, 0x00000088, 0x00840000,
811     0x00000000, 0x00000094, 0x00980300, 0x0f180003,
812     0x0000008c, 0x00900f0f, 0x0f0f1b00, 0x0f00009c,
813     0x01140000, 0x1b1b0f18, 0x0818013c, 0x01400008,
814     0x00001818, 0x000b0110, 0x010c1800, 0x0b030b0f,
815     0x181800f4, 0x00f81818, 0x00000018, 0x000000fc,
816     0x00401808, 0x00000000, 0x0f1b0030, 0x003c0008,
817     0x00000000, 0x00000038, 0x00340000, 0x00000000,
818     0x1a080070, 0x00641a1a, 0x08080808, 0x08080060,
819     0x005c0808, 0x08080808, 0x08080058, 0x00540808,
820     0x08080808, 0x0808006c, 0x00680808, 0x08080808,
821     0x000000a8, 0x00b00000, 0x08080808, 0x000000a0,
822     0x00a40000, 0x00000000, 0x08ff0050, 0x004c0808,
823     0xffffffff, 0xffff0048, 0x0044ffff, 0xffffffff,
824     0x000000ac, 0x01040800, 0x08080b0f, 0x18180100,
825     0x01081818, 0x0b0b1808, 0x1a0300e4, 0x012c0b1a,
826     0x02020018, 0x0b000134, 0x011c0800, 0x0b1b1b00,
827     0x0f0000c8, 0x00ec181b, 0x000f0f02, 0x00180118,
828     0x01200000, 0x0f0b1b1b, 0x0f0200e8, 0x0000020b,
829 };
830 
831 static void n800_setup_nolo_tags(void *sram_base)
832 {
833     int i;
834     uint32_t *p = sram_base + 0x8000;
835     uint32_t *v = sram_base + 0xa000;
836 
837     memset(p, 0, 0x3000);
838 
839     strcpy((void *) (p + 0), "QEMU N800");
840 
841     strcpy((void *) (p + 8), "F5");
842 
843     stl_raw(p + 10, 0x04f70000);
844     strcpy((void *) (p + 9), "RX-34");
845 
846     /* RAM size in MB? */
847     stl_raw(p + 12, 0x80);
848 
849     /* Pointer to the list of tags */
850     stl_raw(p + 13, OMAP2_SRAM_BASE + 0x9000);
851 
852     /* The NOLO tags start here */
853     p = sram_base + 0x9000;
854 #define ADD_TAG(tag, len)				\
855     stw_raw((uint16_t *) p + 0, tag);			\
856     stw_raw((uint16_t *) p + 1, len); p ++;		\
857     stl_raw(p ++, OMAP2_SRAM_BASE | (((void *) v - sram_base) & 0xffff));
858 
859     /* OMAP STI console? Pin out settings? */
860     ADD_TAG(0x6e01, 414);
861     for (i = 0; i < ARRAY_SIZE(n800_pinout); i ++)
862         stl_raw(v ++, n800_pinout[i]);
863 
864     /* Kernel memsize? */
865     ADD_TAG(0x6e05, 1);
866     stl_raw(v ++, 2);
867 
868     /* NOLO serial console */
869     ADD_TAG(0x6e02, 4);
870     stl_raw(v ++, XLDR_LL_UART);	/* UART number (1 - 3) */
871 
872 #if 0
873     /* CBUS settings (Retu/AVilma) */
874     ADD_TAG(0x6e03, 6);
875     stw_raw((uint16_t *) v + 0, 65);	/* CBUS GPIO0 */
876     stw_raw((uint16_t *) v + 1, 66);	/* CBUS GPIO1 */
877     stw_raw((uint16_t *) v + 2, 64);	/* CBUS GPIO2 */
878     v += 2;
879 #endif
880 
881     /* Nokia ASIC BB5 (Retu/Tahvo) */
882     ADD_TAG(0x6e0a, 4);
883     stw_raw((uint16_t *) v + 0, 111);	/* "Retu" interrupt GPIO */
884     stw_raw((uint16_t *) v + 1, 108);	/* "Tahvo" interrupt GPIO */
885     v ++;
886 
887     /* LCD console? */
888     ADD_TAG(0x6e04, 4);
889     stw_raw((uint16_t *) v + 0, 30);	/* ??? */
890     stw_raw((uint16_t *) v + 1, 24);	/* ??? */
891     v ++;
892 
893 #if 0
894     /* LCD settings */
895     ADD_TAG(0x6e06, 2);
896     stw_raw((uint16_t *) (v ++), 15);	/* ??? */
897 #endif
898 
899     /* I^2C (Menelaus) */
900     ADD_TAG(0x6e07, 4);
901     stl_raw(v ++, 0x00720000);		/* ??? */
902 
903     /* Unknown */
904     ADD_TAG(0x6e0b, 6);
905     stw_raw((uint16_t *) v + 0, 94);	/* ??? */
906     stw_raw((uint16_t *) v + 1, 23);	/* ??? */
907     stw_raw((uint16_t *) v + 2, 0);	/* ??? */
908     v += 2;
909 
910     /* OMAP gpio switch info */
911     ADD_TAG(0x6e0c, 80);
912     strcpy((void *) v, "bat_cover");	v += 3;
913     stw_raw((uint16_t *) v + 0, 110);	/* GPIO num ??? */
914     stw_raw((uint16_t *) v + 1, 1);	/* GPIO num ??? */
915     v += 2;
916     strcpy((void *) v, "cam_act");	v += 3;
917     stw_raw((uint16_t *) v + 0, 95);	/* GPIO num ??? */
918     stw_raw((uint16_t *) v + 1, 32);	/* GPIO num ??? */
919     v += 2;
920     strcpy((void *) v, "cam_turn");	v += 3;
921     stw_raw((uint16_t *) v + 0, 12);	/* GPIO num ??? */
922     stw_raw((uint16_t *) v + 1, 33);	/* GPIO num ??? */
923     v += 2;
924     strcpy((void *) v, "headphone");	v += 3;
925     stw_raw((uint16_t *) v + 0, 107);	/* GPIO num ??? */
926     stw_raw((uint16_t *) v + 1, 17);	/* GPIO num ??? */
927     v += 2;
928 
929     /* Bluetooth */
930     ADD_TAG(0x6e0e, 12);
931     stl_raw(v ++, 0x5c623d01);		/* ??? */
932     stl_raw(v ++, 0x00000201);		/* ??? */
933     stl_raw(v ++, 0x00000000);		/* ??? */
934 
935     /* CX3110x WLAN settings */
936     ADD_TAG(0x6e0f, 8);
937     stl_raw(v ++, 0x00610025);		/* ??? */
938     stl_raw(v ++, 0xffff0057);		/* ??? */
939 
940     /* MMC host settings */
941     ADD_TAG(0x6e10, 12);
942     stl_raw(v ++, 0xffff000f);		/* ??? */
943     stl_raw(v ++, 0xffffffff);		/* ??? */
944     stl_raw(v ++, 0x00000060);		/* ??? */
945 
946     /* OneNAND chip select */
947     ADD_TAG(0x6e11, 10);
948     stl_raw(v ++, 0x00000401);		/* ??? */
949     stl_raw(v ++, 0x0002003a);		/* ??? */
950     stl_raw(v ++, 0x00000002);		/* ??? */
951 
952     /* TEA5761 sensor settings */
953     ADD_TAG(0x6e12, 2);
954     stl_raw(v ++, 93);			/* GPIO num ??? */
955 
956 #if 0
957     /* Unknown tag */
958     ADD_TAG(6e09, 0);
959 
960     /* Kernel UART / console */
961     ADD_TAG(6e12, 0);
962 #endif
963 
964     /* End of the list */
965     stl_raw(p ++, 0x00000000);
966     stl_raw(p ++, 0x00000000);
967 }
968 
969 /* This task is normally performed by the bootloader.  If we're loading
970  * a kernel directly, we need to set up GPMC mappings ourselves.  */
971 static void n800_gpmc_init(struct n800_s *s)
972 {
973     uint32_t config7 =
974             (0xf << 8) |	/* MASKADDRESS */
975             (1 << 6) |		/* CSVALID */
976             (4 << 0);		/* BASEADDRESS */
977 
978     cpu_physical_memory_write(0x6800a078,		/* GPMC_CONFIG7_0 */
979                     (void *) &config7, sizeof(config7));
980 }
981 
982 /* Setup sequence done by the bootloader */
983 static void n8x0_boot_init(void *opaque)
984 {
985     struct n800_s *s = (struct n800_s *) opaque;
986     uint32_t buf;
987 
988     /* PRCM setup */
989 #define omap_writel(addr, val)	\
990     buf = (val);			\
991     cpu_physical_memory_write(addr, (void *) &buf, sizeof(buf))
992 
993     omap_writel(0x48008060, 0x41);		/* PRCM_CLKSRC_CTRL */
994     omap_writel(0x48008070, 1);			/* PRCM_CLKOUT_CTRL */
995     omap_writel(0x48008078, 0);			/* PRCM_CLKEMUL_CTRL */
996     omap_writel(0x48008090, 0);			/* PRCM_VOLTSETUP */
997     omap_writel(0x48008094, 0);			/* PRCM_CLKSSETUP */
998     omap_writel(0x48008098, 0);			/* PRCM_POLCTRL */
999     omap_writel(0x48008140, 2);			/* CM_CLKSEL_MPU */
1000     omap_writel(0x48008148, 0);			/* CM_CLKSTCTRL_MPU */
1001     omap_writel(0x48008158, 1);			/* RM_RSTST_MPU */
1002     omap_writel(0x480081c8, 0x15);		/* PM_WKDEP_MPU */
1003     omap_writel(0x480081d4, 0x1d4);		/* PM_EVGENCTRL_MPU */
1004     omap_writel(0x480081d8, 0);			/* PM_EVEGENONTIM_MPU */
1005     omap_writel(0x480081dc, 0);			/* PM_EVEGENOFFTIM_MPU */
1006     omap_writel(0x480081e0, 0xc);		/* PM_PWSTCTRL_MPU */
1007     omap_writel(0x48008200, 0x047e7ff7);	/* CM_FCLKEN1_CORE */
1008     omap_writel(0x48008204, 0x00000004);	/* CM_FCLKEN2_CORE */
1009     omap_writel(0x48008210, 0x047e7ff1);	/* CM_ICLKEN1_CORE */
1010     omap_writel(0x48008214, 0x00000004);	/* CM_ICLKEN2_CORE */
1011     omap_writel(0x4800821c, 0x00000000);	/* CM_ICLKEN4_CORE */
1012     omap_writel(0x48008230, 0);			/* CM_AUTOIDLE1_CORE */
1013     omap_writel(0x48008234, 0);			/* CM_AUTOIDLE2_CORE */
1014     omap_writel(0x48008238, 7);			/* CM_AUTOIDLE3_CORE */
1015     omap_writel(0x4800823c, 0);			/* CM_AUTOIDLE4_CORE */
1016     omap_writel(0x48008240, 0x04360626);	/* CM_CLKSEL1_CORE */
1017     omap_writel(0x48008244, 0x00000014);	/* CM_CLKSEL2_CORE */
1018     omap_writel(0x48008248, 0);			/* CM_CLKSTCTRL_CORE */
1019     omap_writel(0x48008300, 0x00000000);	/* CM_FCLKEN_GFX */
1020     omap_writel(0x48008310, 0x00000000);	/* CM_ICLKEN_GFX */
1021     omap_writel(0x48008340, 0x00000001);	/* CM_CLKSEL_GFX */
1022     omap_writel(0x48008400, 0x00000004);	/* CM_FCLKEN_WKUP */
1023     omap_writel(0x48008410, 0x00000004);	/* CM_ICLKEN_WKUP */
1024     omap_writel(0x48008440, 0x00000000);	/* CM_CLKSEL_WKUP */
1025     omap_writel(0x48008500, 0x000000cf);	/* CM_CLKEN_PLL */
1026     omap_writel(0x48008530, 0x0000000c);	/* CM_AUTOIDLE_PLL */
1027     omap_writel(0x48008540,			/* CM_CLKSEL1_PLL */
1028                     (0x78 << 12) | (6 << 8));
1029     omap_writel(0x48008544, 2);			/* CM_CLKSEL2_PLL */
1030 
1031     /* GPMC setup */
1032     n800_gpmc_init(s);
1033 
1034     /* Video setup */
1035     n800_dss_init(&s->blizzard);
1036 
1037     /* CPU setup */
1038     s->mpu->cpu->env.GE = 0x5;
1039 
1040     /* If the machine has a slided keyboard, open it */
1041     if (s->kbd)
1042         qemu_irq_raise(qdev_get_gpio_in(s->mpu->gpio, N810_SLIDE_GPIO));
1043 }
1044 
1045 #define OMAP_TAG_NOKIA_BT	0x4e01
1046 #define OMAP_TAG_WLAN_CX3110X	0x4e02
1047 #define OMAP_TAG_CBUS		0x4e03
1048 #define OMAP_TAG_EM_ASIC_BB5	0x4e04
1049 
1050 static struct omap_gpiosw_info_s {
1051     const char *name;
1052     int line;
1053     int type;
1054 } n800_gpiosw_info[] = {
1055     {
1056         "bat_cover", N800_BAT_COVER_GPIO,
1057         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1058     }, {
1059         "cam_act", N800_CAM_ACT_GPIO,
1060         OMAP_GPIOSW_TYPE_ACTIVITY,
1061     }, {
1062         "cam_turn", N800_CAM_TURN_GPIO,
1063         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_INVERTED,
1064     }, {
1065         "headphone", N8X0_HEADPHONE_GPIO,
1066         OMAP_GPIOSW_TYPE_CONNECTION | OMAP_GPIOSW_INVERTED,
1067     },
1068     { NULL }
1069 }, n810_gpiosw_info[] = {
1070     {
1071         "gps_reset", N810_GPS_RESET_GPIO,
1072         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_OUTPUT,
1073     }, {
1074         "gps_wakeup", N810_GPS_WAKEUP_GPIO,
1075         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_OUTPUT,
1076     }, {
1077         "headphone", N8X0_HEADPHONE_GPIO,
1078         OMAP_GPIOSW_TYPE_CONNECTION | OMAP_GPIOSW_INVERTED,
1079     }, {
1080         "kb_lock", N810_KB_LOCK_GPIO,
1081         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1082     }, {
1083         "sleepx_led", N810_SLEEPX_LED_GPIO,
1084         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_INVERTED | OMAP_GPIOSW_OUTPUT,
1085     }, {
1086         "slide", N810_SLIDE_GPIO,
1087         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1088     },
1089     { NULL }
1090 };
1091 
1092 static struct omap_partition_info_s {
1093     uint32_t offset;
1094     uint32_t size;
1095     int mask;
1096     const char *name;
1097 } n800_part_info[] = {
1098     { 0x00000000, 0x00020000, 0x3, "bootloader" },
1099     { 0x00020000, 0x00060000, 0x0, "config" },
1100     { 0x00080000, 0x00200000, 0x0, "kernel" },
1101     { 0x00280000, 0x00200000, 0x3, "initfs" },
1102     { 0x00480000, 0x0fb80000, 0x3, "rootfs" },
1103 
1104     { 0, 0, 0, NULL }
1105 }, n810_part_info[] = {
1106     { 0x00000000, 0x00020000, 0x3, "bootloader" },
1107     { 0x00020000, 0x00060000, 0x0, "config" },
1108     { 0x00080000, 0x00220000, 0x0, "kernel" },
1109     { 0x002a0000, 0x00400000, 0x0, "initfs" },
1110     { 0x006a0000, 0x0f960000, 0x0, "rootfs" },
1111 
1112     { 0, 0, 0, NULL }
1113 };
1114 
1115 static bdaddr_t n8x0_bd_addr = {{ N8X0_BD_ADDR }};
1116 
1117 static int n8x0_atag_setup(void *p, int model)
1118 {
1119     uint8_t *b;
1120     uint16_t *w;
1121     uint32_t *l;
1122     struct omap_gpiosw_info_s *gpiosw;
1123     struct omap_partition_info_s *partition;
1124     const char *tag;
1125 
1126     w = p;
1127 
1128     stw_raw(w ++, OMAP_TAG_UART);		/* u16 tag */
1129     stw_raw(w ++, 4);				/* u16 len */
1130     stw_raw(w ++, (1 << 2) | (1 << 1) | (1 << 0)); /* uint enabled_uarts */
1131     w ++;
1132 
1133 #if 0
1134     stw_raw(w ++, OMAP_TAG_SERIAL_CONSOLE);	/* u16 tag */
1135     stw_raw(w ++, 4);				/* u16 len */
1136     stw_raw(w ++, XLDR_LL_UART + 1);		/* u8 console_uart */
1137     stw_raw(w ++, 115200);			/* u32 console_speed */
1138 #endif
1139 
1140     stw_raw(w ++, OMAP_TAG_LCD);		/* u16 tag */
1141     stw_raw(w ++, 36);				/* u16 len */
1142     strcpy((void *) w, "QEMU LCD panel");	/* char panel_name[16] */
1143     w += 8;
1144     strcpy((void *) w, "blizzard");		/* char ctrl_name[16] */
1145     w += 8;
1146     stw_raw(w ++, N810_BLIZZARD_RESET_GPIO);	/* TODO: n800 s16 nreset_gpio */
1147     stw_raw(w ++, 24);				/* u8 data_lines */
1148 
1149     stw_raw(w ++, OMAP_TAG_CBUS);		/* u16 tag */
1150     stw_raw(w ++, 8);				/* u16 len */
1151     stw_raw(w ++, N8X0_CBUS_CLK_GPIO);		/* s16 clk_gpio */
1152     stw_raw(w ++, N8X0_CBUS_DAT_GPIO);		/* s16 dat_gpio */
1153     stw_raw(w ++, N8X0_CBUS_SEL_GPIO);		/* s16 sel_gpio */
1154     w ++;
1155 
1156     stw_raw(w ++, OMAP_TAG_EM_ASIC_BB5);	/* u16 tag */
1157     stw_raw(w ++, 4);				/* u16 len */
1158     stw_raw(w ++, N8X0_RETU_GPIO);		/* s16 retu_irq_gpio */
1159     stw_raw(w ++, N8X0_TAHVO_GPIO);		/* s16 tahvo_irq_gpio */
1160 
1161     gpiosw = (model == 810) ? n810_gpiosw_info : n800_gpiosw_info;
1162     for (; gpiosw->name; gpiosw ++) {
1163         stw_raw(w ++, OMAP_TAG_GPIO_SWITCH);	/* u16 tag */
1164         stw_raw(w ++, 20);			/* u16 len */
1165         strcpy((void *) w, gpiosw->name);	/* char name[12] */
1166         w += 6;
1167         stw_raw(w ++, gpiosw->line);		/* u16 gpio */
1168         stw_raw(w ++, gpiosw->type);
1169         stw_raw(w ++, 0);
1170         stw_raw(w ++, 0);
1171     }
1172 
1173     stw_raw(w ++, OMAP_TAG_NOKIA_BT);		/* u16 tag */
1174     stw_raw(w ++, 12);				/* u16 len */
1175     b = (void *) w;
1176     stb_raw(b ++, 0x01);			/* u8 chip_type	(CSR) */
1177     stb_raw(b ++, N8X0_BT_WKUP_GPIO);		/* u8 bt_wakeup_gpio */
1178     stb_raw(b ++, N8X0_BT_HOST_WKUP_GPIO);	/* u8 host_wakeup_gpio */
1179     stb_raw(b ++, N8X0_BT_RESET_GPIO);		/* u8 reset_gpio */
1180     stb_raw(b ++, BT_UART + 1);			/* u8 bt_uart */
1181     memcpy(b, &n8x0_bd_addr, 6);		/* u8 bd_addr[6] */
1182     b += 6;
1183     stb_raw(b ++, 0x02);			/* u8 bt_sysclk (38.4) */
1184     w = (void *) b;
1185 
1186     stw_raw(w ++, OMAP_TAG_WLAN_CX3110X);	/* u16 tag */
1187     stw_raw(w ++, 8);				/* u16 len */
1188     stw_raw(w ++, 0x25);			/* u8 chip_type */
1189     stw_raw(w ++, N8X0_WLAN_PWR_GPIO);		/* s16 power_gpio */
1190     stw_raw(w ++, N8X0_WLAN_IRQ_GPIO);		/* s16 irq_gpio */
1191     stw_raw(w ++, -1);				/* s16 spi_cs_gpio */
1192 
1193     stw_raw(w ++, OMAP_TAG_MMC);		/* u16 tag */
1194     stw_raw(w ++, 16);				/* u16 len */
1195     if (model == 810) {
1196         stw_raw(w ++, 0x23f);			/* unsigned flags */
1197         stw_raw(w ++, -1);			/* s16 power_pin */
1198         stw_raw(w ++, -1);			/* s16 switch_pin */
1199         stw_raw(w ++, -1);			/* s16 wp_pin */
1200         stw_raw(w ++, 0x240);			/* unsigned flags */
1201         stw_raw(w ++, 0xc000);			/* s16 power_pin */
1202         stw_raw(w ++, 0x0248);			/* s16 switch_pin */
1203         stw_raw(w ++, 0xc000);			/* s16 wp_pin */
1204     } else {
1205         stw_raw(w ++, 0xf);			/* unsigned flags */
1206         stw_raw(w ++, -1);			/* s16 power_pin */
1207         stw_raw(w ++, -1);			/* s16 switch_pin */
1208         stw_raw(w ++, -1);			/* s16 wp_pin */
1209         stw_raw(w ++, 0);			/* unsigned flags */
1210         stw_raw(w ++, 0);			/* s16 power_pin */
1211         stw_raw(w ++, 0);			/* s16 switch_pin */
1212         stw_raw(w ++, 0);			/* s16 wp_pin */
1213     }
1214 
1215     stw_raw(w ++, OMAP_TAG_TEA5761);		/* u16 tag */
1216     stw_raw(w ++, 4);				/* u16 len */
1217     stw_raw(w ++, N8X0_TEA5761_CS_GPIO);	/* u16 enable_gpio */
1218     w ++;
1219 
1220     partition = (model == 810) ? n810_part_info : n800_part_info;
1221     for (; partition->name; partition ++) {
1222         stw_raw(w ++, OMAP_TAG_PARTITION);	/* u16 tag */
1223         stw_raw(w ++, 28);			/* u16 len */
1224         strcpy((void *) w, partition->name);	/* char name[16] */
1225         l = (void *) (w + 8);
1226         stl_raw(l ++, partition->size);		/* unsigned int size */
1227         stl_raw(l ++, partition->offset);	/* unsigned int offset */
1228         stl_raw(l ++, partition->mask);		/* unsigned int mask_flags */
1229         w = (void *) l;
1230     }
1231 
1232     stw_raw(w ++, OMAP_TAG_BOOT_REASON);	/* u16 tag */
1233     stw_raw(w ++, 12);				/* u16 len */
1234 #if 0
1235     strcpy((void *) w, "por");			/* char reason_str[12] */
1236     strcpy((void *) w, "charger");		/* char reason_str[12] */
1237     strcpy((void *) w, "32wd_to");		/* char reason_str[12] */
1238     strcpy((void *) w, "sw_rst");		/* char reason_str[12] */
1239     strcpy((void *) w, "mbus");			/* char reason_str[12] */
1240     strcpy((void *) w, "unknown");		/* char reason_str[12] */
1241     strcpy((void *) w, "swdg_to");		/* char reason_str[12] */
1242     strcpy((void *) w, "sec_vio");		/* char reason_str[12] */
1243     strcpy((void *) w, "pwr_key");		/* char reason_str[12] */
1244     strcpy((void *) w, "rtc_alarm");		/* char reason_str[12] */
1245 #else
1246     strcpy((void *) w, "pwr_key");		/* char reason_str[12] */
1247 #endif
1248     w += 6;
1249 
1250     tag = (model == 810) ? "RX-44" : "RX-34";
1251     stw_raw(w ++, OMAP_TAG_VERSION_STR);	/* u16 tag */
1252     stw_raw(w ++, 24);				/* u16 len */
1253     strcpy((void *) w, "product");		/* char component[12] */
1254     w += 6;
1255     strcpy((void *) w, tag);			/* char version[12] */
1256     w += 6;
1257 
1258     stw_raw(w ++, OMAP_TAG_VERSION_STR);	/* u16 tag */
1259     stw_raw(w ++, 24);				/* u16 len */
1260     strcpy((void *) w, "hw-build");		/* char component[12] */
1261     w += 6;
1262     strcpy((void *) w, "QEMU ");
1263     pstrcat((void *) w, 12, qemu_get_version()); /* char version[12] */
1264     w += 6;
1265 
1266     tag = (model == 810) ? "1.1.10-qemu" : "1.1.6-qemu";
1267     stw_raw(w ++, OMAP_TAG_VERSION_STR);	/* u16 tag */
1268     stw_raw(w ++, 24);				/* u16 len */
1269     strcpy((void *) w, "nolo");			/* char component[12] */
1270     w += 6;
1271     strcpy((void *) w, tag);			/* char version[12] */
1272     w += 6;
1273 
1274     return (void *) w - p;
1275 }
1276 
1277 static int n800_atag_setup(const struct arm_boot_info *info, void *p)
1278 {
1279     return n8x0_atag_setup(p, 800);
1280 }
1281 
1282 static int n810_atag_setup(const struct arm_boot_info *info, void *p)
1283 {
1284     return n8x0_atag_setup(p, 810);
1285 }
1286 
1287 static void n8x0_init(QEMUMachineInitArgs *args,
1288                       struct arm_boot_info *binfo, int model)
1289 {
1290     MemoryRegion *sysmem = get_system_memory();
1291     struct n800_s *s = (struct n800_s *) g_malloc0(sizeof(*s));
1292     int sdram_size = binfo->ram_size;
1293     DisplayState *ds;
1294 
1295     s->mpu = omap2420_mpu_init(sysmem, sdram_size, args->cpu_model);
1296 
1297     /* Setup peripherals
1298      *
1299      * Believed external peripherals layout in the N810:
1300      * (spi bus 1)
1301      *   tsc2005
1302      *   lcd_mipid
1303      * (spi bus 2)
1304      *   Conexant cx3110x (WLAN)
1305      *   optional: pc2400m (WiMAX)
1306      * (i2c bus 0)
1307      *   TLV320AIC33 (audio codec)
1308      *   TCM825x (camera by Toshiba)
1309      *   lp5521 (clever LEDs)
1310      *   tsl2563 (light sensor, hwmon, model 7, rev. 0)
1311      *   lm8323 (keypad, manf 00, rev 04)
1312      * (i2c bus 1)
1313      *   tmp105 (temperature sensor, hwmon)
1314      *   menelaus (pm)
1315      * (somewhere on i2c - maybe N800-only)
1316      *   tea5761 (FM tuner)
1317      * (serial 0)
1318      *   GPS
1319      * (some serial port)
1320      *   csr41814 (Bluetooth)
1321      */
1322     n8x0_gpio_setup(s);
1323     n8x0_nand_setup(s);
1324     n8x0_i2c_setup(s);
1325     if (model == 800)
1326         n800_tsc_kbd_setup(s);
1327     else if (model == 810) {
1328         n810_tsc_setup(s);
1329         n810_kbd_setup(s);
1330     }
1331     n8x0_spi_setup(s);
1332     n8x0_dss_setup(s);
1333     n8x0_cbus_setup(s);
1334     n8x0_uart_setup(s);
1335     if (usb_enabled(false)) {
1336         n8x0_usb_setup(s);
1337     }
1338 
1339     if (args->kernel_filename) {
1340         /* Or at the linux loader.  */
1341         binfo->kernel_filename = args->kernel_filename;
1342         binfo->kernel_cmdline = args->kernel_cmdline;
1343         binfo->initrd_filename = args->initrd_filename;
1344         arm_load_kernel(s->mpu->cpu, binfo);
1345 
1346         qemu_register_reset(n8x0_boot_init, s);
1347     }
1348 
1349     if (option_rom[0].name &&
1350         (args->boot_device[0] == 'n' || !args->kernel_filename)) {
1351         int rom_size;
1352         uint8_t nolo_tags[0x10000];
1353         /* No, wait, better start at the ROM.  */
1354         s->mpu->cpu->env.regs[15] = OMAP2_Q2_BASE + 0x400000;
1355 
1356         /* This is intended for loading the `secondary.bin' program from
1357          * Nokia images (the NOLO bootloader).  The entry point seems
1358          * to be at OMAP2_Q2_BASE + 0x400000.
1359          *
1360          * The `2nd.bin' files contain some kind of earlier boot code and
1361          * for them the entry point needs to be set to OMAP2_SRAM_BASE.
1362          *
1363          * The code above is for loading the `zImage' file from Nokia
1364          * images.  */
1365         rom_size = load_image_targphys(option_rom[0].name,
1366                                        OMAP2_Q2_BASE + 0x400000,
1367                                        sdram_size - 0x400000);
1368         printf("%i bytes of image loaded\n", rom_size);
1369 
1370         n800_setup_nolo_tags(nolo_tags);
1371         cpu_physical_memory_write(OMAP2_SRAM_BASE, nolo_tags, 0x10000);
1372     }
1373     /* FIXME: We shouldn't really be doing this here.  The LCD controller
1374        will set the size once configured, so this just sets an initial
1375        size until the guest activates the display.  */
1376     ds = get_displaystate();
1377     ds->surface = qemu_resize_displaysurface(ds, 800, 480);
1378     dpy_gfx_resize(ds);
1379 }
1380 
1381 static struct arm_boot_info n800_binfo = {
1382     .loader_start = OMAP2_Q2_BASE,
1383     /* Actually two chips of 0x4000000 bytes each */
1384     .ram_size = 0x08000000,
1385     .board_id = 0x4f7,
1386     .atag_board = n800_atag_setup,
1387 };
1388 
1389 static struct arm_boot_info n810_binfo = {
1390     .loader_start = OMAP2_Q2_BASE,
1391     /* Actually two chips of 0x4000000 bytes each */
1392     .ram_size = 0x08000000,
1393     /* 0x60c and 0x6bf (WiMAX Edition) have been assigned but are not
1394      * used by some older versions of the bootloader and 5555 is used
1395      * instead (including versions that shipped with many devices).  */
1396     .board_id = 0x60c,
1397     .atag_board = n810_atag_setup,
1398 };
1399 
1400 static void n800_init(QEMUMachineInitArgs *args)
1401 {
1402     return n8x0_init(args, &n800_binfo, 800);
1403 }
1404 
1405 static void n810_init(QEMUMachineInitArgs *args)
1406 {
1407     return n8x0_init(args, &n810_binfo, 810);
1408 }
1409 
1410 static QEMUMachine n800_machine = {
1411     .name = "n800",
1412     .desc = "Nokia N800 tablet aka. RX-34 (OMAP2420)",
1413     .init = n800_init,
1414     DEFAULT_MACHINE_OPTIONS,
1415 };
1416 
1417 static QEMUMachine n810_machine = {
1418     .name = "n810",
1419     .desc = "Nokia N810 tablet aka. RX-44 (OMAP2420)",
1420     .init = n810_init,
1421     DEFAULT_MACHINE_OPTIONS,
1422 };
1423 
1424 static void nseries_machine_init(void)
1425 {
1426     qemu_register_machine(&n800_machine);
1427     qemu_register_machine(&n810_machine);
1428 }
1429 
1430 machine_init(nseries_machine_init);
1431