xref: /openbmc/qemu/hw/arm/nseries.c (revision 4b4629d9)
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 "qemu/cutils.h"
24 #include "sysemu/sysemu.h"
25 #include "hw/arm/omap.h"
26 #include "hw/arm/arm.h"
27 #include "hw/irq.h"
28 #include "ui/console.h"
29 #include "hw/boards.h"
30 #include "hw/i2c/i2c.h"
31 #include "hw/devices.h"
32 #include "hw/block/flash.h"
33 #include "hw/hw.h"
34 #include "hw/bt.h"
35 #include "hw/loader.h"
36 #include "sysemu/block-backend.h"
37 #include "hw/sysbus.h"
38 #include "exec/address-spaces.h"
39 
40 /* Nokia N8x0 support */
41 struct n800_s {
42     struct omap_mpu_state_s *mpu;
43 
44     struct rfbi_chip_s blizzard;
45     struct {
46         void *opaque;
47         uint32_t (*txrx)(void *opaque, uint32_t value, int len);
48         uWireSlave *chip;
49     } ts;
50 
51     int keymap[0x80];
52     DeviceState *kbd;
53 
54     DeviceState *usb;
55     void *retu;
56     void *tahvo;
57     DeviceState *nand;
58 };
59 
60 /* GPIO pins */
61 #define N8X0_TUSB_ENABLE_GPIO		0
62 #define N800_MMC2_WP_GPIO		8
63 #define N800_UNKNOWN_GPIO0		9	/* out */
64 #define N810_MMC2_VIOSD_GPIO		9
65 #define N810_HEADSET_AMP_GPIO		10
66 #define N800_CAM_TURN_GPIO		12
67 #define N810_GPS_RESET_GPIO		12
68 #define N800_BLIZZARD_POWERDOWN_GPIO	15
69 #define N800_MMC1_WP_GPIO		23
70 #define N810_MMC2_VSD_GPIO		23
71 #define N8X0_ONENAND_GPIO		26
72 #define N810_BLIZZARD_RESET_GPIO	30
73 #define N800_UNKNOWN_GPIO2		53	/* out */
74 #define N8X0_TUSB_INT_GPIO		58
75 #define N8X0_BT_WKUP_GPIO		61
76 #define N8X0_STI_GPIO			62
77 #define N8X0_CBUS_SEL_GPIO		64
78 #define N8X0_CBUS_DAT_GPIO		65
79 #define N8X0_CBUS_CLK_GPIO		66
80 #define N8X0_WLAN_IRQ_GPIO		87
81 #define N8X0_BT_RESET_GPIO		92
82 #define N8X0_TEA5761_CS_GPIO		93
83 #define N800_UNKNOWN_GPIO		94
84 #define N810_TSC_RESET_GPIO		94
85 #define N800_CAM_ACT_GPIO		95
86 #define N810_GPS_WAKEUP_GPIO		95
87 #define N8X0_MMC_CS_GPIO		96
88 #define N8X0_WLAN_PWR_GPIO		97
89 #define N8X0_BT_HOST_WKUP_GPIO		98
90 #define N810_SPEAKER_AMP_GPIO		101
91 #define N810_KB_LOCK_GPIO		102
92 #define N800_TSC_TS_GPIO		103
93 #define N810_TSC_TS_GPIO		106
94 #define N8X0_HEADPHONE_GPIO		107
95 #define N8X0_RETU_GPIO			108
96 #define N800_TSC_KP_IRQ_GPIO		109
97 #define N810_KEYBOARD_GPIO		109
98 #define N800_BAT_COVER_GPIO		110
99 #define N810_SLIDE_GPIO			110
100 #define N8X0_TAHVO_GPIO			111
101 #define N800_UNKNOWN_GPIO4		112	/* out */
102 #define N810_SLEEPX_LED_GPIO		112
103 #define N800_TSC_RESET_GPIO		118	/* ? */
104 #define N810_AIC33_RESET_GPIO		118
105 #define N800_TSC_UNKNOWN_GPIO		119	/* out */
106 #define N8X0_TMP105_GPIO		125
107 
108 /* Config */
109 #define BT_UART				0
110 #define XLDR_LL_UART			1
111 
112 /* Addresses on the I2C bus 0 */
113 #define N810_TLV320AIC33_ADDR		0x18	/* Audio CODEC */
114 #define N8X0_TCM825x_ADDR		0x29	/* Camera */
115 #define N810_LP5521_ADDR		0x32	/* LEDs */
116 #define N810_TSL2563_ADDR		0x3d	/* Light sensor */
117 #define N810_LM8323_ADDR		0x45	/* Keyboard */
118 /* Addresses on the I2C bus 1 */
119 #define N8X0_TMP105_ADDR		0x48	/* Temperature sensor */
120 #define N8X0_MENELAUS_ADDR		0x72	/* Power management */
121 
122 /* Chipselects on GPMC NOR interface */
123 #define N8X0_ONENAND_CS			0
124 #define N8X0_USB_ASYNC_CS		1
125 #define N8X0_USB_SYNC_CS		4
126 
127 #define N8X0_BD_ADDR			0x00, 0x1a, 0x89, 0x9e, 0x3e, 0x81
128 
129 static void n800_mmc_cs_cb(void *opaque, int line, int level)
130 {
131     /* TODO: this seems to actually be connected to the menelaus, to
132      * which also both MMC slots connect.  */
133     omap_mmc_enable((struct omap_mmc_s *) opaque, !level);
134 }
135 
136 static void n8x0_gpio_setup(struct n800_s *s)
137 {
138     qdev_connect_gpio_out(s->mpu->gpio, N8X0_MMC_CS_GPIO,
139                           qemu_allocate_irq(n800_mmc_cs_cb, s->mpu->mmc, 0));
140     qemu_irq_lower(qdev_get_gpio_in(s->mpu->gpio, N800_BAT_COVER_GPIO));
141 }
142 
143 #define MAEMO_CAL_HEADER(...)				\
144     'C',  'o',  'n',  'F',  0x02, 0x00, 0x04, 0x00,	\
145     __VA_ARGS__,					\
146     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
147 
148 static const uint8_t n8x0_cal_wlan_mac[] = {
149     MAEMO_CAL_HEADER('w', 'l', 'a', 'n', '-', 'm', 'a', 'c')
150     0x1c, 0x00, 0x00, 0x00, 0x47, 0xd6, 0x69, 0xb3,
151     0x30, 0x08, 0xa0, 0x83, 0x00, 0x00, 0x00, 0x00,
152     0x00, 0x00, 0x00, 0x00, 0x1a, 0x00, 0x00, 0x00,
153     0x89, 0x00, 0x00, 0x00, 0x9e, 0x00, 0x00, 0x00,
154     0x5d, 0x00, 0x00, 0x00, 0xc1, 0x00, 0x00, 0x00,
155 };
156 
157 static const uint8_t n8x0_cal_bt_id[] = {
158     MAEMO_CAL_HEADER('b', 't', '-', 'i', 'd', 0, 0, 0)
159     0x0a, 0x00, 0x00, 0x00, 0xa3, 0x4b, 0xf6, 0x96,
160     0xa8, 0xeb, 0xb2, 0x41, 0x00, 0x00, 0x00, 0x00,
161     N8X0_BD_ADDR,
162 };
163 
164 static void n8x0_nand_setup(struct n800_s *s)
165 {
166     char *otp_region;
167     DriveInfo *dinfo;
168 
169     s->nand = qdev_create(NULL, "onenand");
170     qdev_prop_set_uint16(s->nand, "manufacturer_id", NAND_MFR_SAMSUNG);
171     /* Either 0x40 or 0x48 are OK for the device ID */
172     qdev_prop_set_uint16(s->nand, "device_id", 0x48);
173     qdev_prop_set_uint16(s->nand, "version_id", 0);
174     qdev_prop_set_int32(s->nand, "shift", 1);
175     dinfo = drive_get(IF_MTD, 0, 0);
176     if (dinfo) {
177         qdev_prop_set_drive(s->nand, "drive", blk_by_legacy_dinfo(dinfo),
178                             &error_fatal);
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     I2CBus *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         }
247         return;
248     }
249 
250     tsc210x_key_event(s->ts.chip, code, !(keycode & 0x80));
251 }
252 
253 static const int n800_keys[16] = {
254     -1,
255     72,	/* Up */
256     63,	/* Home (F5) */
257     -1,
258     75,	/* Left */
259     28,	/* Enter */
260     77,	/* Right */
261     -1,
262      1,	/* Cycle (ESC) */
263     80,	/* Down */
264     62,	/* Menu (F4) */
265     -1,
266     66,	/* Zoom- (F8) */
267     64,	/* FullScreen (F6) */
268     65,	/* Zoom+ (F7) */
269     -1,
270 };
271 
272 static void n800_tsc_kbd_setup(struct n800_s *s)
273 {
274     int i;
275 
276     /* XXX: are the three pins inverted inside the chip between the
277      * tsc and the cpu (N4111)?  */
278     qemu_irq penirq = NULL;	/* NC */
279     qemu_irq kbirq = qdev_get_gpio_in(s->mpu->gpio, N800_TSC_KP_IRQ_GPIO);
280     qemu_irq dav = qdev_get_gpio_in(s->mpu->gpio, N800_TSC_TS_GPIO);
281 
282     s->ts.chip = tsc2301_init(penirq, kbirq, dav);
283     s->ts.opaque = s->ts.chip->opaque;
284     s->ts.txrx = tsc210x_txrx;
285 
286     for (i = 0; i < 0x80; i++) {
287         s->keymap[i] = -1;
288     }
289     for (i = 0; i < 0x10; i++) {
290         if (n800_keys[i] >= 0) {
291             s->keymap[n800_keys[i]] = i;
292         }
293     }
294 
295     qemu_add_kbd_event_handler(n800_key_event, s);
296 
297     tsc210x_set_transform(s->ts.chip, &n800_pointercal);
298 }
299 
300 static void n810_tsc_setup(struct n800_s *s)
301 {
302     qemu_irq pintdav = qdev_get_gpio_in(s->mpu->gpio, N810_TSC_TS_GPIO);
303 
304     s->ts.opaque = tsc2005_init(pintdav);
305     s->ts.txrx = tsc2005_txrx;
306 
307     tsc2005_set_transform(s->ts.opaque, &n810_pointercal);
308 }
309 
310 /* N810 Keyboard controller */
311 static void n810_key_event(void *opaque, int keycode)
312 {
313     struct n800_s *s = (struct n800_s *) opaque;
314     int code = s->keymap[keycode & 0x7f];
315 
316     if (code == -1) {
317         if ((keycode & 0x7f) == RETU_KEYCODE) {
318             retu_key_event(s->retu, !(keycode & 0x80));
319         }
320         return;
321     }
322 
323     lm832x_key_event(s->kbd, code, !(keycode & 0x80));
324 }
325 
326 #define M	0
327 
328 static int n810_keys[0x80] = {
329     [0x01] = 16,	/* Q */
330     [0x02] = 37,	/* K */
331     [0x03] = 24,	/* O */
332     [0x04] = 25,	/* P */
333     [0x05] = 14,	/* Backspace */
334     [0x06] = 30,	/* A */
335     [0x07] = 31,	/* S */
336     [0x08] = 32,	/* D */
337     [0x09] = 33,	/* F */
338     [0x0a] = 34,	/* G */
339     [0x0b] = 35,	/* H */
340     [0x0c] = 36,	/* J */
341 
342     [0x11] = 17,	/* W */
343     [0x12] = 62,	/* Menu (F4) */
344     [0x13] = 38,	/* L */
345     [0x14] = 40,	/* ' (Apostrophe) */
346     [0x16] = 44,	/* Z */
347     [0x17] = 45,	/* X */
348     [0x18] = 46,	/* C */
349     [0x19] = 47,	/* V */
350     [0x1a] = 48,	/* B */
351     [0x1b] = 49,	/* N */
352     [0x1c] = 42,	/* Shift (Left shift) */
353     [0x1f] = 65,	/* Zoom+ (F7) */
354 
355     [0x21] = 18,	/* E */
356     [0x22] = 39,	/* ; (Semicolon) */
357     [0x23] = 12,	/* - (Minus) */
358     [0x24] = 13,	/* = (Equal) */
359     [0x2b] = 56,	/* Fn (Left Alt) */
360     [0x2c] = 50,	/* M */
361     [0x2f] = 66,	/* Zoom- (F8) */
362 
363     [0x31] = 19,	/* R */
364     [0x32] = 29 | M,	/* Right Ctrl */
365     [0x34] = 57,	/* Space */
366     [0x35] = 51,	/* , (Comma) */
367     [0x37] = 72 | M,	/* Up */
368     [0x3c] = 82 | M,	/* Compose (Insert) */
369     [0x3f] = 64,	/* FullScreen (F6) */
370 
371     [0x41] = 20,	/* T */
372     [0x44] = 52,	/* . (Dot) */
373     [0x46] = 77 | M,	/* Right */
374     [0x4f] = 63,	/* Home (F5) */
375     [0x51] = 21,	/* Y */
376     [0x53] = 80 | M,	/* Down */
377     [0x55] = 28,	/* Enter */
378     [0x5f] =  1,	/* Cycle (ESC) */
379 
380     [0x61] = 22,	/* U */
381     [0x64] = 75 | M,	/* Left */
382 
383     [0x71] = 23,	/* I */
384 #if 0
385     [0x75] = 28 | M,	/* KP Enter (KP Enter) */
386 #else
387     [0x75] = 15,	/* KP Enter (Tab) */
388 #endif
389 };
390 
391 #undef M
392 
393 static void n810_kbd_setup(struct n800_s *s)
394 {
395     qemu_irq kbd_irq = qdev_get_gpio_in(s->mpu->gpio, N810_KEYBOARD_GPIO);
396     int i;
397 
398     for (i = 0; i < 0x80; i++) {
399         s->keymap[i] = -1;
400     }
401     for (i = 0; i < 0x80; i++) {
402         if (n810_keys[i] > 0) {
403             s->keymap[n810_keys[i]] = i;
404         }
405     }
406 
407     qemu_add_kbd_event_handler(n810_key_event, s);
408 
409     /* Attach the LM8322 keyboard to the I2C bus,
410      * should happen in n8x0_i2c_setup and s->kbd be initialised here.  */
411     s->kbd = i2c_create_slave(omap_i2c_bus(s->mpu->i2c[0]),
412                            "lm8323", N810_LM8323_ADDR);
413     qdev_connect_gpio_out(s->kbd, 0, kbd_irq);
414 }
415 
416 /* LCD MIPI DBI-C controller (URAL) */
417 struct mipid_s {
418     int resp[4];
419     int param[4];
420     int p;
421     int pm;
422     int cmd;
423 
424     int sleep;
425     int booster;
426     int te;
427     int selfcheck;
428     int partial;
429     int normal;
430     int vscr;
431     int invert;
432     int onoff;
433     int gamma;
434     uint32_t id;
435 };
436 
437 static void mipid_reset(struct mipid_s *s)
438 {
439     s->pm = 0;
440     s->cmd = 0;
441 
442     s->sleep = 1;
443     s->booster = 0;
444     s->selfcheck =
445             (1 << 7) |	/* Register loading OK.  */
446             (1 << 5) |	/* The chip is attached.  */
447             (1 << 4);	/* Display glass still in one piece.  */
448     s->te = 0;
449     s->partial = 0;
450     s->normal = 1;
451     s->vscr = 0;
452     s->invert = 0;
453     s->onoff = 1;
454     s->gamma = 0;
455 }
456 
457 static uint32_t mipid_txrx(void *opaque, uint32_t cmd, int len)
458 {
459     struct mipid_s *s = (struct mipid_s *) opaque;
460     uint8_t ret;
461 
462     if (len > 9) {
463         hw_error("%s: FIXME: bad SPI word width %i\n", __FUNCTION__, len);
464     }
465 
466     if (s->p >= ARRAY_SIZE(s->resp)) {
467         ret = 0;
468     } else {
469         ret = s->resp[s->p++];
470     }
471     if (s->pm-- > 0) {
472         s->param[s->pm] = cmd;
473     } else {
474         s->cmd = cmd;
475     }
476 
477     switch (s->cmd) {
478     case 0x00:	/* NOP */
479         break;
480 
481     case 0x01:	/* SWRESET */
482         mipid_reset(s);
483         break;
484 
485     case 0x02:	/* BSTROFF */
486         s->booster = 0;
487         break;
488     case 0x03:	/* BSTRON */
489         s->booster = 1;
490         break;
491 
492     case 0x04:	/* RDDID */
493         s->p = 0;
494         s->resp[0] = (s->id >> 16) & 0xff;
495         s->resp[1] = (s->id >>  8) & 0xff;
496         s->resp[2] = (s->id >>  0) & 0xff;
497         break;
498 
499     case 0x06:	/* RD_RED */
500     case 0x07:	/* RD_GREEN */
501         /* XXX the bootloader sometimes issues RD_BLUE meaning RDDID so
502          * for the bootloader one needs to change this.  */
503     case 0x08:	/* RD_BLUE */
504         s->p = 0;
505         /* TODO: return first pixel components */
506         s->resp[0] = 0x01;
507         break;
508 
509     case 0x09:	/* RDDST */
510         s->p = 0;
511         s->resp[0] = s->booster << 7;
512         s->resp[1] = (5 << 4) | (s->partial << 2) |
513                 (s->sleep << 1) | s->normal;
514         s->resp[2] = (s->vscr << 7) | (s->invert << 5) |
515                 (s->onoff << 2) | (s->te << 1) | (s->gamma >> 2);
516         s->resp[3] = s->gamma << 6;
517         break;
518 
519     case 0x0a:	/* RDDPM */
520         s->p = 0;
521         s->resp[0] = (s->onoff << 2) | (s->normal << 3) | (s->sleep << 4) |
522                 (s->partial << 5) | (s->sleep << 6) | (s->booster << 7);
523         break;
524     case 0x0b:	/* RDDMADCTR */
525         s->p = 0;
526         s->resp[0] = 0;
527         break;
528     case 0x0c:	/* RDDCOLMOD */
529         s->p = 0;
530         s->resp[0] = 5;	/* 65K colours */
531         break;
532     case 0x0d:	/* RDDIM */
533         s->p = 0;
534         s->resp[0] = (s->invert << 5) | (s->vscr << 7) | s->gamma;
535         break;
536     case 0x0e:	/* RDDSM */
537         s->p = 0;
538         s->resp[0] = s->te << 7;
539         break;
540     case 0x0f:	/* RDDSDR */
541         s->p = 0;
542         s->resp[0] = s->selfcheck;
543         break;
544 
545     case 0x10:	/* SLPIN */
546         s->sleep = 1;
547         break;
548     case 0x11:	/* SLPOUT */
549         s->sleep = 0;
550         s->selfcheck ^= 1 << 6;	/* POFF self-diagnosis Ok */
551         break;
552 
553     case 0x12:	/* PTLON */
554         s->partial = 1;
555         s->normal = 0;
556         s->vscr = 0;
557         break;
558     case 0x13:	/* NORON */
559         s->partial = 0;
560         s->normal = 1;
561         s->vscr = 0;
562         break;
563 
564     case 0x20:	/* INVOFF */
565         s->invert = 0;
566         break;
567     case 0x21:	/* INVON */
568         s->invert = 1;
569         break;
570 
571     case 0x22:	/* APOFF */
572     case 0x23:	/* APON */
573         goto bad_cmd;
574 
575     case 0x25:	/* WRCNTR */
576         if (s->pm < 0) {
577             s->pm = 1;
578         }
579         goto bad_cmd;
580 
581     case 0x26:	/* GAMSET */
582         if (!s->pm) {
583             s->gamma = ctz32(s->param[0] & 0xf);
584             if (s->gamma == 32) {
585                 s->gamma = -1; /* XXX: should this be 0? */
586             }
587         } else if (s->pm < 0) {
588             s->pm = 1;
589         }
590         break;
591 
592     case 0x28:	/* DISPOFF */
593         s->onoff = 0;
594         break;
595     case 0x29:	/* DISPON */
596         s->onoff = 1;
597         break;
598 
599     case 0x2a:	/* CASET */
600     case 0x2b:	/* RASET */
601     case 0x2c:	/* RAMWR */
602     case 0x2d:	/* RGBSET */
603     case 0x2e:	/* RAMRD */
604     case 0x30:	/* PTLAR */
605     case 0x33:	/* SCRLAR */
606         goto bad_cmd;
607 
608     case 0x34:	/* TEOFF */
609         s->te = 0;
610         break;
611     case 0x35:	/* TEON */
612         if (!s->pm) {
613             s->te = 1;
614         } else if (s->pm < 0) {
615             s->pm = 1;
616         }
617         break;
618 
619     case 0x36:	/* MADCTR */
620         goto bad_cmd;
621 
622     case 0x37:	/* VSCSAD */
623         s->partial = 0;
624         s->normal = 0;
625         s->vscr = 1;
626         break;
627 
628     case 0x38:	/* IDMOFF */
629     case 0x39:	/* IDMON */
630     case 0x3a:	/* COLMOD */
631         goto bad_cmd;
632 
633     case 0xb0:	/* CLKINT / DISCTL */
634     case 0xb1:	/* CLKEXT */
635         if (s->pm < 0) {
636             s->pm = 2;
637         }
638         break;
639 
640     case 0xb4:	/* FRMSEL */
641         break;
642 
643     case 0xb5:	/* FRM8SEL */
644     case 0xb6:	/* TMPRNG / INIESC */
645     case 0xb7:	/* TMPHIS / NOP2 */
646     case 0xb8:	/* TMPREAD / MADCTL */
647     case 0xba:	/* DISTCTR */
648     case 0xbb:	/* EPVOL */
649         goto bad_cmd;
650 
651     case 0xbd:	/* Unknown */
652         s->p = 0;
653         s->resp[0] = 0;
654         s->resp[1] = 1;
655         break;
656 
657     case 0xc2:	/* IFMOD */
658         if (s->pm < 0) {
659             s->pm = 2;
660         }
661         break;
662 
663     case 0xc6:	/* PWRCTL */
664     case 0xc7:	/* PPWRCTL */
665     case 0xd0:	/* EPWROUT */
666     case 0xd1:	/* EPWRIN */
667     case 0xd4:	/* RDEV */
668     case 0xd5:	/* RDRR */
669         goto bad_cmd;
670 
671     case 0xda:	/* RDID1 */
672         s->p = 0;
673         s->resp[0] = (s->id >> 16) & 0xff;
674         break;
675     case 0xdb:	/* RDID2 */
676         s->p = 0;
677         s->resp[0] = (s->id >>  8) & 0xff;
678         break;
679     case 0xdc:	/* RDID3 */
680         s->p = 0;
681         s->resp[0] = (s->id >>  0) & 0xff;
682         break;
683 
684     default:
685     bad_cmd:
686         qemu_log_mask(LOG_GUEST_ERROR,
687                       "%s: unknown command %02x\n", __func__, s->cmd);
688         break;
689     }
690 
691     return ret;
692 }
693 
694 static void *mipid_init(void)
695 {
696     struct mipid_s *s = (struct mipid_s *) g_malloc0(sizeof(*s));
697 
698     s->id = 0x838f03;
699     mipid_reset(s);
700 
701     return s;
702 }
703 
704 static void n8x0_spi_setup(struct n800_s *s)
705 {
706     void *tsc = s->ts.opaque;
707     void *mipid = mipid_init();
708 
709     omap_mcspi_attach(s->mpu->mcspi[0], s->ts.txrx, tsc, 0);
710     omap_mcspi_attach(s->mpu->mcspi[0], mipid_txrx, mipid, 1);
711 }
712 
713 /* This task is normally performed by the bootloader.  If we're loading
714  * a kernel directly, we need to enable the Blizzard ourselves.  */
715 static void n800_dss_init(struct rfbi_chip_s *chip)
716 {
717     uint8_t *fb_blank;
718 
719     chip->write(chip->opaque, 0, 0x2a);		/* LCD Width register */
720     chip->write(chip->opaque, 1, 0x64);
721     chip->write(chip->opaque, 0, 0x2c);		/* LCD HNDP register */
722     chip->write(chip->opaque, 1, 0x1e);
723     chip->write(chip->opaque, 0, 0x2e);		/* LCD Height 0 register */
724     chip->write(chip->opaque, 1, 0xe0);
725     chip->write(chip->opaque, 0, 0x30);		/* LCD Height 1 register */
726     chip->write(chip->opaque, 1, 0x01);
727     chip->write(chip->opaque, 0, 0x32);		/* LCD VNDP register */
728     chip->write(chip->opaque, 1, 0x06);
729     chip->write(chip->opaque, 0, 0x68);		/* Display Mode register */
730     chip->write(chip->opaque, 1, 1);		/* Enable bit */
731 
732     chip->write(chip->opaque, 0, 0x6c);
733     chip->write(chip->opaque, 1, 0x00);		/* Input X Start Position */
734     chip->write(chip->opaque, 1, 0x00);		/* Input X Start Position */
735     chip->write(chip->opaque, 1, 0x00);		/* Input Y Start Position */
736     chip->write(chip->opaque, 1, 0x00);		/* Input Y Start Position */
737     chip->write(chip->opaque, 1, 0x1f);		/* Input X End Position */
738     chip->write(chip->opaque, 1, 0x03);		/* Input X End Position */
739     chip->write(chip->opaque, 1, 0xdf);		/* Input Y End Position */
740     chip->write(chip->opaque, 1, 0x01);		/* Input Y End Position */
741     chip->write(chip->opaque, 1, 0x00);		/* Output X Start Position */
742     chip->write(chip->opaque, 1, 0x00);		/* Output X Start Position */
743     chip->write(chip->opaque, 1, 0x00);		/* Output Y Start Position */
744     chip->write(chip->opaque, 1, 0x00);		/* Output Y Start Position */
745     chip->write(chip->opaque, 1, 0x1f);		/* Output X End Position */
746     chip->write(chip->opaque, 1, 0x03);		/* Output X End Position */
747     chip->write(chip->opaque, 1, 0xdf);		/* Output Y End Position */
748     chip->write(chip->opaque, 1, 0x01);		/* Output Y End Position */
749     chip->write(chip->opaque, 1, 0x01);		/* Input Data Format */
750     chip->write(chip->opaque, 1, 0x01);		/* Data Source Select */
751 
752     fb_blank = memset(g_malloc(800 * 480 * 2), 0xff, 800 * 480 * 2);
753     /* Display Memory Data Port */
754     chip->block(chip->opaque, 1, fb_blank, 800 * 480 * 2, 800);
755     g_free(fb_blank);
756 }
757 
758 static void n8x0_dss_setup(struct n800_s *s)
759 {
760     s->blizzard.opaque = s1d13745_init(NULL);
761     s->blizzard.block = s1d13745_write_block;
762     s->blizzard.write = s1d13745_write;
763     s->blizzard.read = s1d13745_read;
764 
765     omap_rfbi_attach(s->mpu->dss, 0, &s->blizzard);
766 }
767 
768 static void n8x0_cbus_setup(struct n800_s *s)
769 {
770     qemu_irq dat_out = qdev_get_gpio_in(s->mpu->gpio, N8X0_CBUS_DAT_GPIO);
771     qemu_irq retu_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_RETU_GPIO);
772     qemu_irq tahvo_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_TAHVO_GPIO);
773 
774     CBus *cbus = cbus_init(dat_out);
775 
776     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_CLK_GPIO, cbus->clk);
777     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_DAT_GPIO, cbus->dat);
778     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_SEL_GPIO, cbus->sel);
779 
780     cbus_attach(cbus, s->retu = retu_init(retu_irq, 1));
781     cbus_attach(cbus, s->tahvo = tahvo_init(tahvo_irq, 1));
782 }
783 
784 static void n8x0_uart_setup(struct n800_s *s)
785 {
786     CharDriverState *radio = uart_hci_init(
787                     qdev_get_gpio_in(s->mpu->gpio, N8X0_BT_HOST_WKUP_GPIO));
788 
789     qdev_connect_gpio_out(s->mpu->gpio, N8X0_BT_RESET_GPIO,
790                     csrhci_pins_get(radio)[csrhci_pin_reset]);
791     qdev_connect_gpio_out(s->mpu->gpio, N8X0_BT_WKUP_GPIO,
792                     csrhci_pins_get(radio)[csrhci_pin_wakeup]);
793 
794     omap_uart_attach(s->mpu->uart[BT_UART], radio);
795 }
796 
797 static void n8x0_usb_setup(struct n800_s *s)
798 {
799     SysBusDevice *dev;
800     s->usb = qdev_create(NULL, "tusb6010");
801     dev = SYS_BUS_DEVICE(s->usb);
802     qdev_init_nofail(s->usb);
803     sysbus_connect_irq(dev, 0,
804                        qdev_get_gpio_in(s->mpu->gpio, N8X0_TUSB_INT_GPIO));
805     /* Using the NOR interface */
806     omap_gpmc_attach(s->mpu->gpmc, N8X0_USB_ASYNC_CS,
807                      sysbus_mmio_get_region(dev, 0));
808     omap_gpmc_attach(s->mpu->gpmc, N8X0_USB_SYNC_CS,
809                      sysbus_mmio_get_region(dev, 1));
810     qdev_connect_gpio_out(s->mpu->gpio, N8X0_TUSB_ENABLE_GPIO,
811                           qdev_get_gpio_in(s->usb, 0)); /* tusb_pwr */
812 }
813 
814 /* Setup done before the main bootloader starts by some early setup code
815  * - used when we want to run the main bootloader in emulation.  This
816  * isn't documented.  */
817 static uint32_t n800_pinout[104] = {
818     0x080f00d8, 0x00d40808, 0x03080808, 0x080800d0,
819     0x00dc0808, 0x0b0f0f00, 0x080800b4, 0x00c00808,
820     0x08080808, 0x180800c4, 0x00b80000, 0x08080808,
821     0x080800bc, 0x00cc0808, 0x08081818, 0x18180128,
822     0x01241800, 0x18181818, 0x000000f0, 0x01300000,
823     0x00001b0b, 0x1b0f0138, 0x00e0181b, 0x1b031b0b,
824     0x180f0078, 0x00740018, 0x0f0f0f1a, 0x00000080,
825     0x007c0000, 0x00000000, 0x00000088, 0x00840000,
826     0x00000000, 0x00000094, 0x00980300, 0x0f180003,
827     0x0000008c, 0x00900f0f, 0x0f0f1b00, 0x0f00009c,
828     0x01140000, 0x1b1b0f18, 0x0818013c, 0x01400008,
829     0x00001818, 0x000b0110, 0x010c1800, 0x0b030b0f,
830     0x181800f4, 0x00f81818, 0x00000018, 0x000000fc,
831     0x00401808, 0x00000000, 0x0f1b0030, 0x003c0008,
832     0x00000000, 0x00000038, 0x00340000, 0x00000000,
833     0x1a080070, 0x00641a1a, 0x08080808, 0x08080060,
834     0x005c0808, 0x08080808, 0x08080058, 0x00540808,
835     0x08080808, 0x0808006c, 0x00680808, 0x08080808,
836     0x000000a8, 0x00b00000, 0x08080808, 0x000000a0,
837     0x00a40000, 0x00000000, 0x08ff0050, 0x004c0808,
838     0xffffffff, 0xffff0048, 0x0044ffff, 0xffffffff,
839     0x000000ac, 0x01040800, 0x08080b0f, 0x18180100,
840     0x01081818, 0x0b0b1808, 0x1a0300e4, 0x012c0b1a,
841     0x02020018, 0x0b000134, 0x011c0800, 0x0b1b1b00,
842     0x0f0000c8, 0x00ec181b, 0x000f0f02, 0x00180118,
843     0x01200000, 0x0f0b1b1b, 0x0f0200e8, 0x0000020b,
844 };
845 
846 static void n800_setup_nolo_tags(void *sram_base)
847 {
848     int i;
849     uint32_t *p = sram_base + 0x8000;
850     uint32_t *v = sram_base + 0xa000;
851 
852     memset(p, 0, 0x3000);
853 
854     strcpy((void *) (p + 0), "QEMU N800");
855 
856     strcpy((void *) (p + 8), "F5");
857 
858     stl_p(p + 10, 0x04f70000);
859     strcpy((void *) (p + 9), "RX-34");
860 
861     /* RAM size in MB? */
862     stl_p(p + 12, 0x80);
863 
864     /* Pointer to the list of tags */
865     stl_p(p + 13, OMAP2_SRAM_BASE + 0x9000);
866 
867     /* The NOLO tags start here */
868     p = sram_base + 0x9000;
869 #define ADD_TAG(tag, len)				\
870     stw_p((uint16_t *) p + 0, tag);			\
871     stw_p((uint16_t *) p + 1, len); p++;		\
872     stl_p(p++, OMAP2_SRAM_BASE | (((void *) v - sram_base) & 0xffff));
873 
874     /* OMAP STI console? Pin out settings? */
875     ADD_TAG(0x6e01, 414);
876     for (i = 0; i < ARRAY_SIZE(n800_pinout); i++) {
877         stl_p(v++, n800_pinout[i]);
878     }
879 
880     /* Kernel memsize? */
881     ADD_TAG(0x6e05, 1);
882     stl_p(v++, 2);
883 
884     /* NOLO serial console */
885     ADD_TAG(0x6e02, 4);
886     stl_p(v++, XLDR_LL_UART);		/* UART number (1 - 3) */
887 
888 #if 0
889     /* CBUS settings (Retu/AVilma) */
890     ADD_TAG(0x6e03, 6);
891     stw_p((uint16_t *) v + 0, 65);	/* CBUS GPIO0 */
892     stw_p((uint16_t *) v + 1, 66);	/* CBUS GPIO1 */
893     stw_p((uint16_t *) v + 2, 64);	/* CBUS GPIO2 */
894     v += 2;
895 #endif
896 
897     /* Nokia ASIC BB5 (Retu/Tahvo) */
898     ADD_TAG(0x6e0a, 4);
899     stw_p((uint16_t *) v + 0, 111);	/* "Retu" interrupt GPIO */
900     stw_p((uint16_t *) v + 1, 108);	/* "Tahvo" interrupt GPIO */
901     v++;
902 
903     /* LCD console? */
904     ADD_TAG(0x6e04, 4);
905     stw_p((uint16_t *) v + 0, 30);	/* ??? */
906     stw_p((uint16_t *) v + 1, 24);	/* ??? */
907     v++;
908 
909 #if 0
910     /* LCD settings */
911     ADD_TAG(0x6e06, 2);
912     stw_p((uint16_t *) (v++), 15);	/* ??? */
913 #endif
914 
915     /* I^2C (Menelaus) */
916     ADD_TAG(0x6e07, 4);
917     stl_p(v++, 0x00720000);		/* ??? */
918 
919     /* Unknown */
920     ADD_TAG(0x6e0b, 6);
921     stw_p((uint16_t *) v + 0, 94);	/* ??? */
922     stw_p((uint16_t *) v + 1, 23);	/* ??? */
923     stw_p((uint16_t *) v + 2, 0);	/* ??? */
924     v += 2;
925 
926     /* OMAP gpio switch info */
927     ADD_TAG(0x6e0c, 80);
928     strcpy((void *) v, "bat_cover");	v += 3;
929     stw_p((uint16_t *) v + 0, 110);	/* GPIO num ??? */
930     stw_p((uint16_t *) v + 1, 1);	/* GPIO num ??? */
931     v += 2;
932     strcpy((void *) v, "cam_act");	v += 3;
933     stw_p((uint16_t *) v + 0, 95);	/* GPIO num ??? */
934     stw_p((uint16_t *) v + 1, 32);	/* GPIO num ??? */
935     v += 2;
936     strcpy((void *) v, "cam_turn");	v += 3;
937     stw_p((uint16_t *) v + 0, 12);	/* GPIO num ??? */
938     stw_p((uint16_t *) v + 1, 33);	/* GPIO num ??? */
939     v += 2;
940     strcpy((void *) v, "headphone");	v += 3;
941     stw_p((uint16_t *) v + 0, 107);	/* GPIO num ??? */
942     stw_p((uint16_t *) v + 1, 17);	/* GPIO num ??? */
943     v += 2;
944 
945     /* Bluetooth */
946     ADD_TAG(0x6e0e, 12);
947     stl_p(v++, 0x5c623d01);		/* ??? */
948     stl_p(v++, 0x00000201);		/* ??? */
949     stl_p(v++, 0x00000000);		/* ??? */
950 
951     /* CX3110x WLAN settings */
952     ADD_TAG(0x6e0f, 8);
953     stl_p(v++, 0x00610025);		/* ??? */
954     stl_p(v++, 0xffff0057);		/* ??? */
955 
956     /* MMC host settings */
957     ADD_TAG(0x6e10, 12);
958     stl_p(v++, 0xffff000f);		/* ??? */
959     stl_p(v++, 0xffffffff);		/* ??? */
960     stl_p(v++, 0x00000060);		/* ??? */
961 
962     /* OneNAND chip select */
963     ADD_TAG(0x6e11, 10);
964     stl_p(v++, 0x00000401);		/* ??? */
965     stl_p(v++, 0x0002003a);		/* ??? */
966     stl_p(v++, 0x00000002);		/* ??? */
967 
968     /* TEA5761 sensor settings */
969     ADD_TAG(0x6e12, 2);
970     stl_p(v++, 93);			/* GPIO num ??? */
971 
972 #if 0
973     /* Unknown tag */
974     ADD_TAG(6e09, 0);
975 
976     /* Kernel UART / console */
977     ADD_TAG(6e12, 0);
978 #endif
979 
980     /* End of the list */
981     stl_p(p++, 0x00000000);
982     stl_p(p++, 0x00000000);
983 }
984 
985 /* This task is normally performed by the bootloader.  If we're loading
986  * a kernel directly, we need to set up GPMC mappings ourselves.  */
987 static void n800_gpmc_init(struct n800_s *s)
988 {
989     uint32_t config7 =
990             (0xf << 8) |	/* MASKADDRESS */
991             (1 << 6) |		/* CSVALID */
992             (4 << 0);		/* BASEADDRESS */
993 
994     cpu_physical_memory_write(0x6800a078,		/* GPMC_CONFIG7_0 */
995                               &config7, sizeof(config7));
996 }
997 
998 /* Setup sequence done by the bootloader */
999 static void n8x0_boot_init(void *opaque)
1000 {
1001     struct n800_s *s = (struct n800_s *) opaque;
1002     uint32_t buf;
1003 
1004     /* PRCM setup */
1005 #define omap_writel(addr, val)	\
1006     buf = (val);			\
1007     cpu_physical_memory_write(addr, &buf, sizeof(buf))
1008 
1009     omap_writel(0x48008060, 0x41);		/* PRCM_CLKSRC_CTRL */
1010     omap_writel(0x48008070, 1);			/* PRCM_CLKOUT_CTRL */
1011     omap_writel(0x48008078, 0);			/* PRCM_CLKEMUL_CTRL */
1012     omap_writel(0x48008090, 0);			/* PRCM_VOLTSETUP */
1013     omap_writel(0x48008094, 0);			/* PRCM_CLKSSETUP */
1014     omap_writel(0x48008098, 0);			/* PRCM_POLCTRL */
1015     omap_writel(0x48008140, 2);			/* CM_CLKSEL_MPU */
1016     omap_writel(0x48008148, 0);			/* CM_CLKSTCTRL_MPU */
1017     omap_writel(0x48008158, 1);			/* RM_RSTST_MPU */
1018     omap_writel(0x480081c8, 0x15);		/* PM_WKDEP_MPU */
1019     omap_writel(0x480081d4, 0x1d4);		/* PM_EVGENCTRL_MPU */
1020     omap_writel(0x480081d8, 0);			/* PM_EVEGENONTIM_MPU */
1021     omap_writel(0x480081dc, 0);			/* PM_EVEGENOFFTIM_MPU */
1022     omap_writel(0x480081e0, 0xc);		/* PM_PWSTCTRL_MPU */
1023     omap_writel(0x48008200, 0x047e7ff7);	/* CM_FCLKEN1_CORE */
1024     omap_writel(0x48008204, 0x00000004);	/* CM_FCLKEN2_CORE */
1025     omap_writel(0x48008210, 0x047e7ff1);	/* CM_ICLKEN1_CORE */
1026     omap_writel(0x48008214, 0x00000004);	/* CM_ICLKEN2_CORE */
1027     omap_writel(0x4800821c, 0x00000000);	/* CM_ICLKEN4_CORE */
1028     omap_writel(0x48008230, 0);			/* CM_AUTOIDLE1_CORE */
1029     omap_writel(0x48008234, 0);			/* CM_AUTOIDLE2_CORE */
1030     omap_writel(0x48008238, 7);			/* CM_AUTOIDLE3_CORE */
1031     omap_writel(0x4800823c, 0);			/* CM_AUTOIDLE4_CORE */
1032     omap_writel(0x48008240, 0x04360626);	/* CM_CLKSEL1_CORE */
1033     omap_writel(0x48008244, 0x00000014);	/* CM_CLKSEL2_CORE */
1034     omap_writel(0x48008248, 0);			/* CM_CLKSTCTRL_CORE */
1035     omap_writel(0x48008300, 0x00000000);	/* CM_FCLKEN_GFX */
1036     omap_writel(0x48008310, 0x00000000);	/* CM_ICLKEN_GFX */
1037     omap_writel(0x48008340, 0x00000001);	/* CM_CLKSEL_GFX */
1038     omap_writel(0x48008400, 0x00000004);	/* CM_FCLKEN_WKUP */
1039     omap_writel(0x48008410, 0x00000004);	/* CM_ICLKEN_WKUP */
1040     omap_writel(0x48008440, 0x00000000);	/* CM_CLKSEL_WKUP */
1041     omap_writel(0x48008500, 0x000000cf);	/* CM_CLKEN_PLL */
1042     omap_writel(0x48008530, 0x0000000c);	/* CM_AUTOIDLE_PLL */
1043     omap_writel(0x48008540,			/* CM_CLKSEL1_PLL */
1044                     (0x78 << 12) | (6 << 8));
1045     omap_writel(0x48008544, 2);			/* CM_CLKSEL2_PLL */
1046 
1047     /* GPMC setup */
1048     n800_gpmc_init(s);
1049 
1050     /* Video setup */
1051     n800_dss_init(&s->blizzard);
1052 
1053     /* CPU setup */
1054     s->mpu->cpu->env.GE = 0x5;
1055 
1056     /* If the machine has a slided keyboard, open it */
1057     if (s->kbd) {
1058         qemu_irq_raise(qdev_get_gpio_in(s->mpu->gpio, N810_SLIDE_GPIO));
1059     }
1060 }
1061 
1062 #define OMAP_TAG_NOKIA_BT	0x4e01
1063 #define OMAP_TAG_WLAN_CX3110X	0x4e02
1064 #define OMAP_TAG_CBUS		0x4e03
1065 #define OMAP_TAG_EM_ASIC_BB5	0x4e04
1066 
1067 static struct omap_gpiosw_info_s {
1068     const char *name;
1069     int line;
1070     int type;
1071 } n800_gpiosw_info[] = {
1072     {
1073         "bat_cover", N800_BAT_COVER_GPIO,
1074         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1075     }, {
1076         "cam_act", N800_CAM_ACT_GPIO,
1077         OMAP_GPIOSW_TYPE_ACTIVITY,
1078     }, {
1079         "cam_turn", N800_CAM_TURN_GPIO,
1080         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_INVERTED,
1081     }, {
1082         "headphone", N8X0_HEADPHONE_GPIO,
1083         OMAP_GPIOSW_TYPE_CONNECTION | OMAP_GPIOSW_INVERTED,
1084     },
1085     { NULL }
1086 }, n810_gpiosw_info[] = {
1087     {
1088         "gps_reset", N810_GPS_RESET_GPIO,
1089         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_OUTPUT,
1090     }, {
1091         "gps_wakeup", N810_GPS_WAKEUP_GPIO,
1092         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_OUTPUT,
1093     }, {
1094         "headphone", N8X0_HEADPHONE_GPIO,
1095         OMAP_GPIOSW_TYPE_CONNECTION | OMAP_GPIOSW_INVERTED,
1096     }, {
1097         "kb_lock", N810_KB_LOCK_GPIO,
1098         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1099     }, {
1100         "sleepx_led", N810_SLEEPX_LED_GPIO,
1101         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_INVERTED | OMAP_GPIOSW_OUTPUT,
1102     }, {
1103         "slide", N810_SLIDE_GPIO,
1104         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1105     },
1106     { NULL }
1107 };
1108 
1109 static struct omap_partition_info_s {
1110     uint32_t offset;
1111     uint32_t size;
1112     int mask;
1113     const char *name;
1114 } n800_part_info[] = {
1115     { 0x00000000, 0x00020000, 0x3, "bootloader" },
1116     { 0x00020000, 0x00060000, 0x0, "config" },
1117     { 0x00080000, 0x00200000, 0x0, "kernel" },
1118     { 0x00280000, 0x00200000, 0x3, "initfs" },
1119     { 0x00480000, 0x0fb80000, 0x3, "rootfs" },
1120 
1121     { 0, 0, 0, NULL }
1122 }, n810_part_info[] = {
1123     { 0x00000000, 0x00020000, 0x3, "bootloader" },
1124     { 0x00020000, 0x00060000, 0x0, "config" },
1125     { 0x00080000, 0x00220000, 0x0, "kernel" },
1126     { 0x002a0000, 0x00400000, 0x0, "initfs" },
1127     { 0x006a0000, 0x0f960000, 0x0, "rootfs" },
1128 
1129     { 0, 0, 0, NULL }
1130 };
1131 
1132 static bdaddr_t n8x0_bd_addr = {{ N8X0_BD_ADDR }};
1133 
1134 static int n8x0_atag_setup(void *p, int model)
1135 {
1136     uint8_t *b;
1137     uint16_t *w;
1138     uint32_t *l;
1139     struct omap_gpiosw_info_s *gpiosw;
1140     struct omap_partition_info_s *partition;
1141     const char *tag;
1142 
1143     w = p;
1144 
1145     stw_p(w++, OMAP_TAG_UART);			/* u16 tag */
1146     stw_p(w++, 4);				/* u16 len */
1147     stw_p(w++, (1 << 2) | (1 << 1) | (1 << 0)); /* uint enabled_uarts */
1148     w++;
1149 
1150 #if 0
1151     stw_p(w++, OMAP_TAG_SERIAL_CONSOLE);	/* u16 tag */
1152     stw_p(w++, 4);				/* u16 len */
1153     stw_p(w++, XLDR_LL_UART + 1);		/* u8 console_uart */
1154     stw_p(w++, 115200);				/* u32 console_speed */
1155 #endif
1156 
1157     stw_p(w++, OMAP_TAG_LCD);			/* u16 tag */
1158     stw_p(w++, 36);				/* u16 len */
1159     strcpy((void *) w, "QEMU LCD panel");	/* char panel_name[16] */
1160     w += 8;
1161     strcpy((void *) w, "blizzard");		/* char ctrl_name[16] */
1162     w += 8;
1163     stw_p(w++, N810_BLIZZARD_RESET_GPIO);	/* TODO: n800 s16 nreset_gpio */
1164     stw_p(w++, 24);				/* u8 data_lines */
1165 
1166     stw_p(w++, OMAP_TAG_CBUS);			/* u16 tag */
1167     stw_p(w++, 8);				/* u16 len */
1168     stw_p(w++, N8X0_CBUS_CLK_GPIO);		/* s16 clk_gpio */
1169     stw_p(w++, N8X0_CBUS_DAT_GPIO);		/* s16 dat_gpio */
1170     stw_p(w++, N8X0_CBUS_SEL_GPIO);		/* s16 sel_gpio */
1171     w++;
1172 
1173     stw_p(w++, OMAP_TAG_EM_ASIC_BB5);		/* u16 tag */
1174     stw_p(w++, 4);				/* u16 len */
1175     stw_p(w++, N8X0_RETU_GPIO);			/* s16 retu_irq_gpio */
1176     stw_p(w++, N8X0_TAHVO_GPIO);		/* s16 tahvo_irq_gpio */
1177 
1178     gpiosw = (model == 810) ? n810_gpiosw_info : n800_gpiosw_info;
1179     for (; gpiosw->name; gpiosw++) {
1180         stw_p(w++, OMAP_TAG_GPIO_SWITCH);	/* u16 tag */
1181         stw_p(w++, 20);				/* u16 len */
1182         strcpy((void *) w, gpiosw->name);	/* char name[12] */
1183         w += 6;
1184         stw_p(w++, gpiosw->line);		/* u16 gpio */
1185         stw_p(w++, gpiosw->type);
1186         stw_p(w++, 0);
1187         stw_p(w++, 0);
1188     }
1189 
1190     stw_p(w++, OMAP_TAG_NOKIA_BT);		/* u16 tag */
1191     stw_p(w++, 12);				/* u16 len */
1192     b = (void *) w;
1193     stb_p(b++, 0x01);				/* u8 chip_type	(CSR) */
1194     stb_p(b++, N8X0_BT_WKUP_GPIO);		/* u8 bt_wakeup_gpio */
1195     stb_p(b++, N8X0_BT_HOST_WKUP_GPIO);		/* u8 host_wakeup_gpio */
1196     stb_p(b++, N8X0_BT_RESET_GPIO);		/* u8 reset_gpio */
1197     stb_p(b++, BT_UART + 1);			/* u8 bt_uart */
1198     memcpy(b, &n8x0_bd_addr, 6);		/* u8 bd_addr[6] */
1199     b += 6;
1200     stb_p(b++, 0x02);				/* u8 bt_sysclk (38.4) */
1201     w = (void *) b;
1202 
1203     stw_p(w++, OMAP_TAG_WLAN_CX3110X);		/* u16 tag */
1204     stw_p(w++, 8);				/* u16 len */
1205     stw_p(w++, 0x25);				/* u8 chip_type */
1206     stw_p(w++, N8X0_WLAN_PWR_GPIO);		/* s16 power_gpio */
1207     stw_p(w++, N8X0_WLAN_IRQ_GPIO);		/* s16 irq_gpio */
1208     stw_p(w++, -1);				/* s16 spi_cs_gpio */
1209 
1210     stw_p(w++, OMAP_TAG_MMC);			/* u16 tag */
1211     stw_p(w++, 16);				/* u16 len */
1212     if (model == 810) {
1213         stw_p(w++, 0x23f);			/* unsigned flags */
1214         stw_p(w++, -1);				/* s16 power_pin */
1215         stw_p(w++, -1);				/* s16 switch_pin */
1216         stw_p(w++, -1);				/* s16 wp_pin */
1217         stw_p(w++, 0x240);			/* unsigned flags */
1218         stw_p(w++, 0xc000);			/* s16 power_pin */
1219         stw_p(w++, 0x0248);			/* s16 switch_pin */
1220         stw_p(w++, 0xc000);			/* s16 wp_pin */
1221     } else {
1222         stw_p(w++, 0xf);			/* unsigned flags */
1223         stw_p(w++, -1);				/* s16 power_pin */
1224         stw_p(w++, -1);				/* s16 switch_pin */
1225         stw_p(w++, -1);				/* s16 wp_pin */
1226         stw_p(w++, 0);				/* unsigned flags */
1227         stw_p(w++, 0);				/* s16 power_pin */
1228         stw_p(w++, 0);				/* s16 switch_pin */
1229         stw_p(w++, 0);				/* s16 wp_pin */
1230     }
1231 
1232     stw_p(w++, OMAP_TAG_TEA5761);		/* u16 tag */
1233     stw_p(w++, 4);				/* u16 len */
1234     stw_p(w++, N8X0_TEA5761_CS_GPIO);		/* u16 enable_gpio */
1235     w++;
1236 
1237     partition = (model == 810) ? n810_part_info : n800_part_info;
1238     for (; partition->name; partition++) {
1239         stw_p(w++, OMAP_TAG_PARTITION);		/* u16 tag */
1240         stw_p(w++, 28);				/* u16 len */
1241         strcpy((void *) w, partition->name);	/* char name[16] */
1242         l = (void *) (w + 8);
1243         stl_p(l++, partition->size);		/* unsigned int size */
1244         stl_p(l++, partition->offset);		/* unsigned int offset */
1245         stl_p(l++, partition->mask);		/* unsigned int mask_flags */
1246         w = (void *) l;
1247     }
1248 
1249     stw_p(w++, OMAP_TAG_BOOT_REASON);		/* u16 tag */
1250     stw_p(w++, 12);				/* u16 len */
1251 #if 0
1252     strcpy((void *) w, "por");			/* char reason_str[12] */
1253     strcpy((void *) w, "charger");		/* char reason_str[12] */
1254     strcpy((void *) w, "32wd_to");		/* char reason_str[12] */
1255     strcpy((void *) w, "sw_rst");		/* char reason_str[12] */
1256     strcpy((void *) w, "mbus");			/* char reason_str[12] */
1257     strcpy((void *) w, "unknown");		/* char reason_str[12] */
1258     strcpy((void *) w, "swdg_to");		/* char reason_str[12] */
1259     strcpy((void *) w, "sec_vio");		/* char reason_str[12] */
1260     strcpy((void *) w, "pwr_key");		/* char reason_str[12] */
1261     strcpy((void *) w, "rtc_alarm");		/* char reason_str[12] */
1262 #else
1263     strcpy((void *) w, "pwr_key");		/* char reason_str[12] */
1264 #endif
1265     w += 6;
1266 
1267     tag = (model == 810) ? "RX-44" : "RX-34";
1268     stw_p(w++, OMAP_TAG_VERSION_STR);		/* u16 tag */
1269     stw_p(w++, 24);				/* u16 len */
1270     strcpy((void *) w, "product");		/* char component[12] */
1271     w += 6;
1272     strcpy((void *) w, tag);			/* char version[12] */
1273     w += 6;
1274 
1275     stw_p(w++, OMAP_TAG_VERSION_STR);		/* u16 tag */
1276     stw_p(w++, 24);				/* u16 len */
1277     strcpy((void *) w, "hw-build");		/* char component[12] */
1278     w += 6;
1279     strcpy((void *) w, "QEMU ");
1280     pstrcat((void *) w, 12, qemu_hw_version()); /* char version[12] */
1281     w += 6;
1282 
1283     tag = (model == 810) ? "1.1.10-qemu" : "1.1.6-qemu";
1284     stw_p(w++, OMAP_TAG_VERSION_STR);		/* u16 tag */
1285     stw_p(w++, 24);				/* u16 len */
1286     strcpy((void *) w, "nolo");			/* char component[12] */
1287     w += 6;
1288     strcpy((void *) w, tag);			/* char version[12] */
1289     w += 6;
1290 
1291     return (void *) w - p;
1292 }
1293 
1294 static int n800_atag_setup(const struct arm_boot_info *info, void *p)
1295 {
1296     return n8x0_atag_setup(p, 800);
1297 }
1298 
1299 static int n810_atag_setup(const struct arm_boot_info *info, void *p)
1300 {
1301     return n8x0_atag_setup(p, 810);
1302 }
1303 
1304 static void n8x0_init(MachineState *machine,
1305                       struct arm_boot_info *binfo, int model)
1306 {
1307     MemoryRegion *sysmem = get_system_memory();
1308     struct n800_s *s = (struct n800_s *) g_malloc0(sizeof(*s));
1309     int sdram_size = binfo->ram_size;
1310 
1311     s->mpu = omap2420_mpu_init(sysmem, sdram_size, machine->cpu_model);
1312 
1313     /* Setup peripherals
1314      *
1315      * Believed external peripherals layout in the N810:
1316      * (spi bus 1)
1317      *   tsc2005
1318      *   lcd_mipid
1319      * (spi bus 2)
1320      *   Conexant cx3110x (WLAN)
1321      *   optional: pc2400m (WiMAX)
1322      * (i2c bus 0)
1323      *   TLV320AIC33 (audio codec)
1324      *   TCM825x (camera by Toshiba)
1325      *   lp5521 (clever LEDs)
1326      *   tsl2563 (light sensor, hwmon, model 7, rev. 0)
1327      *   lm8323 (keypad, manf 00, rev 04)
1328      * (i2c bus 1)
1329      *   tmp105 (temperature sensor, hwmon)
1330      *   menelaus (pm)
1331      * (somewhere on i2c - maybe N800-only)
1332      *   tea5761 (FM tuner)
1333      * (serial 0)
1334      *   GPS
1335      * (some serial port)
1336      *   csr41814 (Bluetooth)
1337      */
1338     n8x0_gpio_setup(s);
1339     n8x0_nand_setup(s);
1340     n8x0_i2c_setup(s);
1341     if (model == 800) {
1342         n800_tsc_kbd_setup(s);
1343     } else if (model == 810) {
1344         n810_tsc_setup(s);
1345         n810_kbd_setup(s);
1346     }
1347     n8x0_spi_setup(s);
1348     n8x0_dss_setup(s);
1349     n8x0_cbus_setup(s);
1350     n8x0_uart_setup(s);
1351     if (usb_enabled()) {
1352         n8x0_usb_setup(s);
1353     }
1354 
1355     if (machine->kernel_filename) {
1356         /* Or at the linux loader.  */
1357         binfo->kernel_filename = machine->kernel_filename;
1358         binfo->kernel_cmdline = machine->kernel_cmdline;
1359         binfo->initrd_filename = machine->initrd_filename;
1360         arm_load_kernel(s->mpu->cpu, binfo);
1361 
1362         qemu_register_reset(n8x0_boot_init, s);
1363     }
1364 
1365     if (option_rom[0].name &&
1366         (machine->boot_order[0] == 'n' || !machine->kernel_filename)) {
1367         uint8_t *nolo_tags = g_new(uint8_t, 0x10000);
1368         /* No, wait, better start at the ROM.  */
1369         s->mpu->cpu->env.regs[15] = OMAP2_Q2_BASE + 0x400000;
1370 
1371         /* This is intended for loading the `secondary.bin' program from
1372          * Nokia images (the NOLO bootloader).  The entry point seems
1373          * to be at OMAP2_Q2_BASE + 0x400000.
1374          *
1375          * The `2nd.bin' files contain some kind of earlier boot code and
1376          * for them the entry point needs to be set to OMAP2_SRAM_BASE.
1377          *
1378          * The code above is for loading the `zImage' file from Nokia
1379          * images.  */
1380         load_image_targphys(option_rom[0].name,
1381                             OMAP2_Q2_BASE + 0x400000,
1382                             sdram_size - 0x400000);
1383 
1384         n800_setup_nolo_tags(nolo_tags);
1385         cpu_physical_memory_write(OMAP2_SRAM_BASE, nolo_tags, 0x10000);
1386         g_free(nolo_tags);
1387     }
1388 }
1389 
1390 static struct arm_boot_info n800_binfo = {
1391     .loader_start = OMAP2_Q2_BASE,
1392     /* Actually two chips of 0x4000000 bytes each */
1393     .ram_size = 0x08000000,
1394     .board_id = 0x4f7,
1395     .atag_board = n800_atag_setup,
1396 };
1397 
1398 static struct arm_boot_info n810_binfo = {
1399     .loader_start = OMAP2_Q2_BASE,
1400     /* Actually two chips of 0x4000000 bytes each */
1401     .ram_size = 0x08000000,
1402     /* 0x60c and 0x6bf (WiMAX Edition) have been assigned but are not
1403      * used by some older versions of the bootloader and 5555 is used
1404      * instead (including versions that shipped with many devices).  */
1405     .board_id = 0x60c,
1406     .atag_board = n810_atag_setup,
1407 };
1408 
1409 static void n800_init(MachineState *machine)
1410 {
1411     n8x0_init(machine, &n800_binfo, 800);
1412 }
1413 
1414 static void n810_init(MachineState *machine)
1415 {
1416     n8x0_init(machine, &n810_binfo, 810);
1417 }
1418 
1419 static void n800_class_init(ObjectClass *oc, void *data)
1420 {
1421     MachineClass *mc = MACHINE_CLASS(oc);
1422 
1423     mc->desc = "Nokia N800 tablet aka. RX-34 (OMAP2420)";
1424     mc->init = n800_init;
1425     mc->default_boot_order = "";
1426 }
1427 
1428 static const TypeInfo n800_type = {
1429     .name = MACHINE_TYPE_NAME("n800"),
1430     .parent = TYPE_MACHINE,
1431     .class_init = n800_class_init,
1432 };
1433 
1434 static void n810_class_init(ObjectClass *oc, void *data)
1435 {
1436     MachineClass *mc = MACHINE_CLASS(oc);
1437 
1438     mc->desc = "Nokia N810 tablet aka. RX-44 (OMAP2420)";
1439     mc->init = n810_init;
1440     mc->default_boot_order = "";
1441 }
1442 
1443 static const TypeInfo n810_type = {
1444     .name = MACHINE_TYPE_NAME("n810"),
1445     .parent = TYPE_MACHINE,
1446     .class_init = n810_class_init,
1447 };
1448 
1449 static void nseries_machine_init(void)
1450 {
1451     type_register_static(&n800_type);
1452     type_register_static(&n810_type);
1453 }
1454 
1455 type_init(nseries_machine_init)
1456