xref: /openbmc/qemu/hw/arm/nseries.c (revision a27bd6c7)
1 /*
2  * Nokia N-series internet tablets.
3  *
4  * Copyright (C) 2007 Nokia Corporation
5  * Written by Andrzej Zaborowski <andrew@openedhand.com>
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License as
9  * published by the Free Software Foundation; either version 2 or
10  * (at your option) version 3 of the License.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License along
18  * with this program; if not, see <http://www.gnu.org/licenses/>.
19  */
20 
21 #include "qemu/osdep.h"
22 #include "qapi/error.h"
23 #include "cpu.h"
24 #include "qemu/cutils.h"
25 #include "qemu/bswap.h"
26 #include "sysemu/reset.h"
27 #include "sysemu/sysemu.h"
28 #include "hw/arm/omap.h"
29 #include "hw/arm/boot.h"
30 #include "hw/irq.h"
31 #include "ui/console.h"
32 #include "hw/boards.h"
33 #include "hw/i2c/i2c.h"
34 #include "hw/display/blizzard.h"
35 #include "hw/input/tsc2xxx.h"
36 #include "hw/misc/cbus.h"
37 #include "hw/misc/tmp105.h"
38 #include "hw/qdev-properties.h"
39 #include "hw/block/flash.h"
40 #include "hw/hw.h"
41 #include "hw/bt.h"
42 #include "hw/loader.h"
43 #include "hw/sysbus.h"
44 #include "qemu/log.h"
45 #include "exec/address-spaces.h"
46 
47 /* Nokia N8x0 support */
48 struct n800_s {
49     struct omap_mpu_state_s *mpu;
50 
51     struct rfbi_chip_s blizzard;
52     struct {
53         void *opaque;
54         uint32_t (*txrx)(void *opaque, uint32_t value, int len);
55         uWireSlave *chip;
56     } ts;
57 
58     int keymap[0x80];
59     DeviceState *kbd;
60 
61     DeviceState *usb;
62     void *retu;
63     void *tahvo;
64     DeviceState *nand;
65 };
66 
67 /* GPIO pins */
68 #define N8X0_TUSB_ENABLE_GPIO		0
69 #define N800_MMC2_WP_GPIO		8
70 #define N800_UNKNOWN_GPIO0		9	/* out */
71 #define N810_MMC2_VIOSD_GPIO		9
72 #define N810_HEADSET_AMP_GPIO		10
73 #define N800_CAM_TURN_GPIO		12
74 #define N810_GPS_RESET_GPIO		12
75 #define N800_BLIZZARD_POWERDOWN_GPIO	15
76 #define N800_MMC1_WP_GPIO		23
77 #define N810_MMC2_VSD_GPIO		23
78 #define N8X0_ONENAND_GPIO		26
79 #define N810_BLIZZARD_RESET_GPIO	30
80 #define N800_UNKNOWN_GPIO2		53	/* out */
81 #define N8X0_TUSB_INT_GPIO		58
82 #define N8X0_BT_WKUP_GPIO		61
83 #define N8X0_STI_GPIO			62
84 #define N8X0_CBUS_SEL_GPIO		64
85 #define N8X0_CBUS_DAT_GPIO		65
86 #define N8X0_CBUS_CLK_GPIO		66
87 #define N8X0_WLAN_IRQ_GPIO		87
88 #define N8X0_BT_RESET_GPIO		92
89 #define N8X0_TEA5761_CS_GPIO		93
90 #define N800_UNKNOWN_GPIO		94
91 #define N810_TSC_RESET_GPIO		94
92 #define N800_CAM_ACT_GPIO		95
93 #define N810_GPS_WAKEUP_GPIO		95
94 #define N8X0_MMC_CS_GPIO		96
95 #define N8X0_WLAN_PWR_GPIO		97
96 #define N8X0_BT_HOST_WKUP_GPIO		98
97 #define N810_SPEAKER_AMP_GPIO		101
98 #define N810_KB_LOCK_GPIO		102
99 #define N800_TSC_TS_GPIO		103
100 #define N810_TSC_TS_GPIO		106
101 #define N8X0_HEADPHONE_GPIO		107
102 #define N8X0_RETU_GPIO			108
103 #define N800_TSC_KP_IRQ_GPIO		109
104 #define N810_KEYBOARD_GPIO		109
105 #define N800_BAT_COVER_GPIO		110
106 #define N810_SLIDE_GPIO			110
107 #define N8X0_TAHVO_GPIO			111
108 #define N800_UNKNOWN_GPIO4		112	/* out */
109 #define N810_SLEEPX_LED_GPIO		112
110 #define N800_TSC_RESET_GPIO		118	/* ? */
111 #define N810_AIC33_RESET_GPIO		118
112 #define N800_TSC_UNKNOWN_GPIO		119	/* out */
113 #define N8X0_TMP105_GPIO		125
114 
115 /* Config */
116 #define BT_UART				0
117 #define XLDR_LL_UART			1
118 
119 /* Addresses on the I2C bus 0 */
120 #define N810_TLV320AIC33_ADDR		0x18	/* Audio CODEC */
121 #define N8X0_TCM825x_ADDR		0x29	/* Camera */
122 #define N810_LP5521_ADDR		0x32	/* LEDs */
123 #define N810_TSL2563_ADDR		0x3d	/* Light sensor */
124 #define N810_LM8323_ADDR		0x45	/* Keyboard */
125 /* Addresses on the I2C bus 1 */
126 #define N8X0_TMP105_ADDR		0x48	/* Temperature sensor */
127 #define N8X0_MENELAUS_ADDR		0x72	/* Power management */
128 
129 /* Chipselects on GPMC NOR interface */
130 #define N8X0_ONENAND_CS			0
131 #define N8X0_USB_ASYNC_CS		1
132 #define N8X0_USB_SYNC_CS		4
133 
134 #define N8X0_BD_ADDR			0x00, 0x1a, 0x89, 0x9e, 0x3e, 0x81
135 
136 static void n800_mmc_cs_cb(void *opaque, int line, int level)
137 {
138     /* TODO: this seems to actually be connected to the menelaus, to
139      * which also both MMC slots connect.  */
140     omap_mmc_enable((struct omap_mmc_s *) opaque, !level);
141 }
142 
143 static void n8x0_gpio_setup(struct n800_s *s)
144 {
145     qdev_connect_gpio_out(s->mpu->gpio, N8X0_MMC_CS_GPIO,
146                           qemu_allocate_irq(n800_mmc_cs_cb, s->mpu->mmc, 0));
147     qemu_irq_lower(qdev_get_gpio_in(s->mpu->gpio, N800_BAT_COVER_GPIO));
148 }
149 
150 #define MAEMO_CAL_HEADER(...)				\
151     'C',  'o',  'n',  'F',  0x02, 0x00, 0x04, 0x00,	\
152     __VA_ARGS__,					\
153     0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
154 
155 static const uint8_t n8x0_cal_wlan_mac[] = {
156     MAEMO_CAL_HEADER('w', 'l', 'a', 'n', '-', 'm', 'a', 'c')
157     0x1c, 0x00, 0x00, 0x00, 0x47, 0xd6, 0x69, 0xb3,
158     0x30, 0x08, 0xa0, 0x83, 0x00, 0x00, 0x00, 0x00,
159     0x00, 0x00, 0x00, 0x00, 0x1a, 0x00, 0x00, 0x00,
160     0x89, 0x00, 0x00, 0x00, 0x9e, 0x00, 0x00, 0x00,
161     0x5d, 0x00, 0x00, 0x00, 0xc1, 0x00, 0x00, 0x00,
162 };
163 
164 static const uint8_t n8x0_cal_bt_id[] = {
165     MAEMO_CAL_HEADER('b', 't', '-', 'i', 'd', 0, 0, 0)
166     0x0a, 0x00, 0x00, 0x00, 0xa3, 0x4b, 0xf6, 0x96,
167     0xa8, 0xeb, 0xb2, 0x41, 0x00, 0x00, 0x00, 0x00,
168     N8X0_BD_ADDR,
169 };
170 
171 static void n8x0_nand_setup(struct n800_s *s)
172 {
173     char *otp_region;
174     DriveInfo *dinfo;
175 
176     s->nand = qdev_create(NULL, "onenand");
177     qdev_prop_set_uint16(s->nand, "manufacturer_id", NAND_MFR_SAMSUNG);
178     /* Either 0x40 or 0x48 are OK for the device ID */
179     qdev_prop_set_uint16(s->nand, "device_id", 0x48);
180     qdev_prop_set_uint16(s->nand, "version_id", 0);
181     qdev_prop_set_int32(s->nand, "shift", 1);
182     dinfo = drive_get(IF_MTD, 0, 0);
183     if (dinfo) {
184         qdev_prop_set_drive(s->nand, "drive", blk_by_legacy_dinfo(dinfo),
185                             &error_fatal);
186     }
187     qdev_init_nofail(s->nand);
188     sysbus_connect_irq(SYS_BUS_DEVICE(s->nand), 0,
189                        qdev_get_gpio_in(s->mpu->gpio, N8X0_ONENAND_GPIO));
190     omap_gpmc_attach(s->mpu->gpmc, N8X0_ONENAND_CS,
191                      sysbus_mmio_get_region(SYS_BUS_DEVICE(s->nand), 0));
192     otp_region = onenand_raw_otp(s->nand);
193 
194     memcpy(otp_region + 0x000, n8x0_cal_wlan_mac, sizeof(n8x0_cal_wlan_mac));
195     memcpy(otp_region + 0x800, n8x0_cal_bt_id, sizeof(n8x0_cal_bt_id));
196     /* XXX: in theory should also update the OOB for both pages */
197 }
198 
199 static qemu_irq n8x0_system_powerdown;
200 
201 static void n8x0_powerdown_req(Notifier *n, void *opaque)
202 {
203     qemu_irq_raise(n8x0_system_powerdown);
204 }
205 
206 static Notifier n8x0_system_powerdown_notifier = {
207     .notify = n8x0_powerdown_req
208 };
209 
210 static void n8x0_i2c_setup(struct n800_s *s)
211 {
212     DeviceState *dev;
213     qemu_irq tmp_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_TMP105_GPIO);
214     I2CBus *i2c = omap_i2c_bus(s->mpu->i2c[0]);
215 
216     /* Attach a menelaus PM chip */
217     dev = i2c_create_slave(i2c, "twl92230", N8X0_MENELAUS_ADDR);
218     qdev_connect_gpio_out(dev, 3,
219                           qdev_get_gpio_in(s->mpu->ih[0],
220                                            OMAP_INT_24XX_SYS_NIRQ));
221 
222     n8x0_system_powerdown = qdev_get_gpio_in(dev, 3);
223     qemu_register_powerdown_notifier(&n8x0_system_powerdown_notifier);
224 
225     /* Attach a TMP105 PM chip (A0 wired to ground) */
226     dev = i2c_create_slave(i2c, TYPE_TMP105, N8X0_TMP105_ADDR);
227     qdev_connect_gpio_out(dev, 0, tmp_irq);
228 }
229 
230 /* Touchscreen and keypad controller */
231 static MouseTransformInfo n800_pointercal = {
232     .x = 800,
233     .y = 480,
234     .a = { 14560, -68, -3455208, -39, -9621, 35152972, 65536 },
235 };
236 
237 static MouseTransformInfo n810_pointercal = {
238     .x = 800,
239     .y = 480,
240     .a = { 15041, 148, -4731056, 171, -10238, 35933380, 65536 },
241 };
242 
243 #define RETU_KEYCODE	61	/* F3 */
244 
245 static void n800_key_event(void *opaque, int keycode)
246 {
247     struct n800_s *s = (struct n800_s *) opaque;
248     int code = s->keymap[keycode & 0x7f];
249 
250     if (code == -1) {
251         if ((keycode & 0x7f) == RETU_KEYCODE) {
252             retu_key_event(s->retu, !(keycode & 0x80));
253         }
254         return;
255     }
256 
257     tsc210x_key_event(s->ts.chip, code, !(keycode & 0x80));
258 }
259 
260 static const int n800_keys[16] = {
261     -1,
262     72,	/* Up */
263     63,	/* Home (F5) */
264     -1,
265     75,	/* Left */
266     28,	/* Enter */
267     77,	/* Right */
268     -1,
269      1,	/* Cycle (ESC) */
270     80,	/* Down */
271     62,	/* Menu (F4) */
272     -1,
273     66,	/* Zoom- (F8) */
274     64,	/* FullScreen (F6) */
275     65,	/* Zoom+ (F7) */
276     -1,
277 };
278 
279 static void n800_tsc_kbd_setup(struct n800_s *s)
280 {
281     int i;
282 
283     /* XXX: are the three pins inverted inside the chip between the
284      * tsc and the cpu (N4111)?  */
285     qemu_irq penirq = NULL;	/* NC */
286     qemu_irq kbirq = qdev_get_gpio_in(s->mpu->gpio, N800_TSC_KP_IRQ_GPIO);
287     qemu_irq dav = qdev_get_gpio_in(s->mpu->gpio, N800_TSC_TS_GPIO);
288 
289     s->ts.chip = tsc2301_init(penirq, kbirq, dav);
290     s->ts.opaque = s->ts.chip->opaque;
291     s->ts.txrx = tsc210x_txrx;
292 
293     for (i = 0; i < 0x80; i++) {
294         s->keymap[i] = -1;
295     }
296     for (i = 0; i < 0x10; i++) {
297         if (n800_keys[i] >= 0) {
298             s->keymap[n800_keys[i]] = i;
299         }
300     }
301 
302     qemu_add_kbd_event_handler(n800_key_event, s);
303 
304     tsc210x_set_transform(s->ts.chip, &n800_pointercal);
305 }
306 
307 static void n810_tsc_setup(struct n800_s *s)
308 {
309     qemu_irq pintdav = qdev_get_gpio_in(s->mpu->gpio, N810_TSC_TS_GPIO);
310 
311     s->ts.opaque = tsc2005_init(pintdav);
312     s->ts.txrx = tsc2005_txrx;
313 
314     tsc2005_set_transform(s->ts.opaque, &n810_pointercal);
315 }
316 
317 /* N810 Keyboard controller */
318 static void n810_key_event(void *opaque, int keycode)
319 {
320     struct n800_s *s = (struct n800_s *) opaque;
321     int code = s->keymap[keycode & 0x7f];
322 
323     if (code == -1) {
324         if ((keycode & 0x7f) == RETU_KEYCODE) {
325             retu_key_event(s->retu, !(keycode & 0x80));
326         }
327         return;
328     }
329 
330     lm832x_key_event(s->kbd, code, !(keycode & 0x80));
331 }
332 
333 #define M	0
334 
335 static int n810_keys[0x80] = {
336     [0x01] = 16,	/* Q */
337     [0x02] = 37,	/* K */
338     [0x03] = 24,	/* O */
339     [0x04] = 25,	/* P */
340     [0x05] = 14,	/* Backspace */
341     [0x06] = 30,	/* A */
342     [0x07] = 31,	/* S */
343     [0x08] = 32,	/* D */
344     [0x09] = 33,	/* F */
345     [0x0a] = 34,	/* G */
346     [0x0b] = 35,	/* H */
347     [0x0c] = 36,	/* J */
348 
349     [0x11] = 17,	/* W */
350     [0x12] = 62,	/* Menu (F4) */
351     [0x13] = 38,	/* L */
352     [0x14] = 40,	/* ' (Apostrophe) */
353     [0x16] = 44,	/* Z */
354     [0x17] = 45,	/* X */
355     [0x18] = 46,	/* C */
356     [0x19] = 47,	/* V */
357     [0x1a] = 48,	/* B */
358     [0x1b] = 49,	/* N */
359     [0x1c] = 42,	/* Shift (Left shift) */
360     [0x1f] = 65,	/* Zoom+ (F7) */
361 
362     [0x21] = 18,	/* E */
363     [0x22] = 39,	/* ; (Semicolon) */
364     [0x23] = 12,	/* - (Minus) */
365     [0x24] = 13,	/* = (Equal) */
366     [0x2b] = 56,	/* Fn (Left Alt) */
367     [0x2c] = 50,	/* M */
368     [0x2f] = 66,	/* Zoom- (F8) */
369 
370     [0x31] = 19,	/* R */
371     [0x32] = 29 | M,	/* Right Ctrl */
372     [0x34] = 57,	/* Space */
373     [0x35] = 51,	/* , (Comma) */
374     [0x37] = 72 | M,	/* Up */
375     [0x3c] = 82 | M,	/* Compose (Insert) */
376     [0x3f] = 64,	/* FullScreen (F6) */
377 
378     [0x41] = 20,	/* T */
379     [0x44] = 52,	/* . (Dot) */
380     [0x46] = 77 | M,	/* Right */
381     [0x4f] = 63,	/* Home (F5) */
382     [0x51] = 21,	/* Y */
383     [0x53] = 80 | M,	/* Down */
384     [0x55] = 28,	/* Enter */
385     [0x5f] =  1,	/* Cycle (ESC) */
386 
387     [0x61] = 22,	/* U */
388     [0x64] = 75 | M,	/* Left */
389 
390     [0x71] = 23,	/* I */
391 #if 0
392     [0x75] = 28 | M,	/* KP Enter (KP Enter) */
393 #else
394     [0x75] = 15,	/* KP Enter (Tab) */
395 #endif
396 };
397 
398 #undef M
399 
400 static void n810_kbd_setup(struct n800_s *s)
401 {
402     qemu_irq kbd_irq = qdev_get_gpio_in(s->mpu->gpio, N810_KEYBOARD_GPIO);
403     int i;
404 
405     for (i = 0; i < 0x80; i++) {
406         s->keymap[i] = -1;
407     }
408     for (i = 0; i < 0x80; i++) {
409         if (n810_keys[i] > 0) {
410             s->keymap[n810_keys[i]] = i;
411         }
412     }
413 
414     qemu_add_kbd_event_handler(n810_key_event, s);
415 
416     /* Attach the LM8322 keyboard to the I2C bus,
417      * should happen in n8x0_i2c_setup and s->kbd be initialised here.  */
418     s->kbd = i2c_create_slave(omap_i2c_bus(s->mpu->i2c[0]),
419                            "lm8323", N810_LM8323_ADDR);
420     qdev_connect_gpio_out(s->kbd, 0, kbd_irq);
421 }
422 
423 /* LCD MIPI DBI-C controller (URAL) */
424 struct mipid_s {
425     int resp[4];
426     int param[4];
427     int p;
428     int pm;
429     int cmd;
430 
431     int sleep;
432     int booster;
433     int te;
434     int selfcheck;
435     int partial;
436     int normal;
437     int vscr;
438     int invert;
439     int onoff;
440     int gamma;
441     uint32_t id;
442 };
443 
444 static void mipid_reset(struct mipid_s *s)
445 {
446     s->pm = 0;
447     s->cmd = 0;
448 
449     s->sleep = 1;
450     s->booster = 0;
451     s->selfcheck =
452             (1 << 7) |	/* Register loading OK.  */
453             (1 << 5) |	/* The chip is attached.  */
454             (1 << 4);	/* Display glass still in one piece.  */
455     s->te = 0;
456     s->partial = 0;
457     s->normal = 1;
458     s->vscr = 0;
459     s->invert = 0;
460     s->onoff = 1;
461     s->gamma = 0;
462 }
463 
464 static uint32_t mipid_txrx(void *opaque, uint32_t cmd, int len)
465 {
466     struct mipid_s *s = (struct mipid_s *) opaque;
467     uint8_t ret;
468 
469     if (len > 9) {
470         hw_error("%s: FIXME: bad SPI word width %i\n", __func__, len);
471     }
472 
473     if (s->p >= ARRAY_SIZE(s->resp)) {
474         ret = 0;
475     } else {
476         ret = s->resp[s->p++];
477     }
478     if (s->pm-- > 0) {
479         s->param[s->pm] = cmd;
480     } else {
481         s->cmd = cmd;
482     }
483 
484     switch (s->cmd) {
485     case 0x00:	/* NOP */
486         break;
487 
488     case 0x01:	/* SWRESET */
489         mipid_reset(s);
490         break;
491 
492     case 0x02:	/* BSTROFF */
493         s->booster = 0;
494         break;
495     case 0x03:	/* BSTRON */
496         s->booster = 1;
497         break;
498 
499     case 0x04:	/* RDDID */
500         s->p = 0;
501         s->resp[0] = (s->id >> 16) & 0xff;
502         s->resp[1] = (s->id >>  8) & 0xff;
503         s->resp[2] = (s->id >>  0) & 0xff;
504         break;
505 
506     case 0x06:	/* RD_RED */
507     case 0x07:	/* RD_GREEN */
508         /* XXX the bootloader sometimes issues RD_BLUE meaning RDDID so
509          * for the bootloader one needs to change this.  */
510     case 0x08:	/* RD_BLUE */
511         s->p = 0;
512         /* TODO: return first pixel components */
513         s->resp[0] = 0x01;
514         break;
515 
516     case 0x09:	/* RDDST */
517         s->p = 0;
518         s->resp[0] = s->booster << 7;
519         s->resp[1] = (5 << 4) | (s->partial << 2) |
520                 (s->sleep << 1) | s->normal;
521         s->resp[2] = (s->vscr << 7) | (s->invert << 5) |
522                 (s->onoff << 2) | (s->te << 1) | (s->gamma >> 2);
523         s->resp[3] = s->gamma << 6;
524         break;
525 
526     case 0x0a:	/* RDDPM */
527         s->p = 0;
528         s->resp[0] = (s->onoff << 2) | (s->normal << 3) | (s->sleep << 4) |
529                 (s->partial << 5) | (s->sleep << 6) | (s->booster << 7);
530         break;
531     case 0x0b:	/* RDDMADCTR */
532         s->p = 0;
533         s->resp[0] = 0;
534         break;
535     case 0x0c:	/* RDDCOLMOD */
536         s->p = 0;
537         s->resp[0] = 5;	/* 65K colours */
538         break;
539     case 0x0d:	/* RDDIM */
540         s->p = 0;
541         s->resp[0] = (s->invert << 5) | (s->vscr << 7) | s->gamma;
542         break;
543     case 0x0e:	/* RDDSM */
544         s->p = 0;
545         s->resp[0] = s->te << 7;
546         break;
547     case 0x0f:	/* RDDSDR */
548         s->p = 0;
549         s->resp[0] = s->selfcheck;
550         break;
551 
552     case 0x10:	/* SLPIN */
553         s->sleep = 1;
554         break;
555     case 0x11:	/* SLPOUT */
556         s->sleep = 0;
557         s->selfcheck ^= 1 << 6;	/* POFF self-diagnosis Ok */
558         break;
559 
560     case 0x12:	/* PTLON */
561         s->partial = 1;
562         s->normal = 0;
563         s->vscr = 0;
564         break;
565     case 0x13:	/* NORON */
566         s->partial = 0;
567         s->normal = 1;
568         s->vscr = 0;
569         break;
570 
571     case 0x20:	/* INVOFF */
572         s->invert = 0;
573         break;
574     case 0x21:	/* INVON */
575         s->invert = 1;
576         break;
577 
578     case 0x22:	/* APOFF */
579     case 0x23:	/* APON */
580         goto bad_cmd;
581 
582     case 0x25:	/* WRCNTR */
583         if (s->pm < 0) {
584             s->pm = 1;
585         }
586         goto bad_cmd;
587 
588     case 0x26:	/* GAMSET */
589         if (!s->pm) {
590             s->gamma = ctz32(s->param[0] & 0xf);
591             if (s->gamma == 32) {
592                 s->gamma = -1; /* XXX: should this be 0? */
593             }
594         } else if (s->pm < 0) {
595             s->pm = 1;
596         }
597         break;
598 
599     case 0x28:	/* DISPOFF */
600         s->onoff = 0;
601         break;
602     case 0x29:	/* DISPON */
603         s->onoff = 1;
604         break;
605 
606     case 0x2a:	/* CASET */
607     case 0x2b:	/* RASET */
608     case 0x2c:	/* RAMWR */
609     case 0x2d:	/* RGBSET */
610     case 0x2e:	/* RAMRD */
611     case 0x30:	/* PTLAR */
612     case 0x33:	/* SCRLAR */
613         goto bad_cmd;
614 
615     case 0x34:	/* TEOFF */
616         s->te = 0;
617         break;
618     case 0x35:	/* TEON */
619         if (!s->pm) {
620             s->te = 1;
621         } else if (s->pm < 0) {
622             s->pm = 1;
623         }
624         break;
625 
626     case 0x36:	/* MADCTR */
627         goto bad_cmd;
628 
629     case 0x37:	/* VSCSAD */
630         s->partial = 0;
631         s->normal = 0;
632         s->vscr = 1;
633         break;
634 
635     case 0x38:	/* IDMOFF */
636     case 0x39:	/* IDMON */
637     case 0x3a:	/* COLMOD */
638         goto bad_cmd;
639 
640     case 0xb0:	/* CLKINT / DISCTL */
641     case 0xb1:	/* CLKEXT */
642         if (s->pm < 0) {
643             s->pm = 2;
644         }
645         break;
646 
647     case 0xb4:	/* FRMSEL */
648         break;
649 
650     case 0xb5:	/* FRM8SEL */
651     case 0xb6:	/* TMPRNG / INIESC */
652     case 0xb7:	/* TMPHIS / NOP2 */
653     case 0xb8:	/* TMPREAD / MADCTL */
654     case 0xba:	/* DISTCTR */
655     case 0xbb:	/* EPVOL */
656         goto bad_cmd;
657 
658     case 0xbd:	/* Unknown */
659         s->p = 0;
660         s->resp[0] = 0;
661         s->resp[1] = 1;
662         break;
663 
664     case 0xc2:	/* IFMOD */
665         if (s->pm < 0) {
666             s->pm = 2;
667         }
668         break;
669 
670     case 0xc6:	/* PWRCTL */
671     case 0xc7:	/* PPWRCTL */
672     case 0xd0:	/* EPWROUT */
673     case 0xd1:	/* EPWRIN */
674     case 0xd4:	/* RDEV */
675     case 0xd5:	/* RDRR */
676         goto bad_cmd;
677 
678     case 0xda:	/* RDID1 */
679         s->p = 0;
680         s->resp[0] = (s->id >> 16) & 0xff;
681         break;
682     case 0xdb:	/* RDID2 */
683         s->p = 0;
684         s->resp[0] = (s->id >>  8) & 0xff;
685         break;
686     case 0xdc:	/* RDID3 */
687         s->p = 0;
688         s->resp[0] = (s->id >>  0) & 0xff;
689         break;
690 
691     default:
692     bad_cmd:
693         qemu_log_mask(LOG_GUEST_ERROR,
694                       "%s: unknown command %02x\n", __func__, s->cmd);
695         break;
696     }
697 
698     return ret;
699 }
700 
701 static void *mipid_init(void)
702 {
703     struct mipid_s *s = (struct mipid_s *) g_malloc0(sizeof(*s));
704 
705     s->id = 0x838f03;
706     mipid_reset(s);
707 
708     return s;
709 }
710 
711 static void n8x0_spi_setup(struct n800_s *s)
712 {
713     void *tsc = s->ts.opaque;
714     void *mipid = mipid_init();
715 
716     omap_mcspi_attach(s->mpu->mcspi[0], s->ts.txrx, tsc, 0);
717     omap_mcspi_attach(s->mpu->mcspi[0], mipid_txrx, mipid, 1);
718 }
719 
720 /* This task is normally performed by the bootloader.  If we're loading
721  * a kernel directly, we need to enable the Blizzard ourselves.  */
722 static void n800_dss_init(struct rfbi_chip_s *chip)
723 {
724     uint8_t *fb_blank;
725 
726     chip->write(chip->opaque, 0, 0x2a);		/* LCD Width register */
727     chip->write(chip->opaque, 1, 0x64);
728     chip->write(chip->opaque, 0, 0x2c);		/* LCD HNDP register */
729     chip->write(chip->opaque, 1, 0x1e);
730     chip->write(chip->opaque, 0, 0x2e);		/* LCD Height 0 register */
731     chip->write(chip->opaque, 1, 0xe0);
732     chip->write(chip->opaque, 0, 0x30);		/* LCD Height 1 register */
733     chip->write(chip->opaque, 1, 0x01);
734     chip->write(chip->opaque, 0, 0x32);		/* LCD VNDP register */
735     chip->write(chip->opaque, 1, 0x06);
736     chip->write(chip->opaque, 0, 0x68);		/* Display Mode register */
737     chip->write(chip->opaque, 1, 1);		/* Enable bit */
738 
739     chip->write(chip->opaque, 0, 0x6c);
740     chip->write(chip->opaque, 1, 0x00);		/* Input X Start Position */
741     chip->write(chip->opaque, 1, 0x00);		/* Input X Start Position */
742     chip->write(chip->opaque, 1, 0x00);		/* Input Y Start Position */
743     chip->write(chip->opaque, 1, 0x00);		/* Input Y Start Position */
744     chip->write(chip->opaque, 1, 0x1f);		/* Input X End Position */
745     chip->write(chip->opaque, 1, 0x03);		/* Input X End Position */
746     chip->write(chip->opaque, 1, 0xdf);		/* Input Y End Position */
747     chip->write(chip->opaque, 1, 0x01);		/* Input Y End Position */
748     chip->write(chip->opaque, 1, 0x00);		/* Output X Start Position */
749     chip->write(chip->opaque, 1, 0x00);		/* Output X Start Position */
750     chip->write(chip->opaque, 1, 0x00);		/* Output Y Start Position */
751     chip->write(chip->opaque, 1, 0x00);		/* Output Y Start Position */
752     chip->write(chip->opaque, 1, 0x1f);		/* Output X End Position */
753     chip->write(chip->opaque, 1, 0x03);		/* Output X End Position */
754     chip->write(chip->opaque, 1, 0xdf);		/* Output Y End Position */
755     chip->write(chip->opaque, 1, 0x01);		/* Output Y End Position */
756     chip->write(chip->opaque, 1, 0x01);		/* Input Data Format */
757     chip->write(chip->opaque, 1, 0x01);		/* Data Source Select */
758 
759     fb_blank = memset(g_malloc(800 * 480 * 2), 0xff, 800 * 480 * 2);
760     /* Display Memory Data Port */
761     chip->block(chip->opaque, 1, fb_blank, 800 * 480 * 2, 800);
762     g_free(fb_blank);
763 }
764 
765 static void n8x0_dss_setup(struct n800_s *s)
766 {
767     s->blizzard.opaque = s1d13745_init(NULL);
768     s->blizzard.block = s1d13745_write_block;
769     s->blizzard.write = s1d13745_write;
770     s->blizzard.read = s1d13745_read;
771 
772     omap_rfbi_attach(s->mpu->dss, 0, &s->blizzard);
773 }
774 
775 static void n8x0_cbus_setup(struct n800_s *s)
776 {
777     qemu_irq dat_out = qdev_get_gpio_in(s->mpu->gpio, N8X0_CBUS_DAT_GPIO);
778     qemu_irq retu_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_RETU_GPIO);
779     qemu_irq tahvo_irq = qdev_get_gpio_in(s->mpu->gpio, N8X0_TAHVO_GPIO);
780 
781     CBus *cbus = cbus_init(dat_out);
782 
783     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_CLK_GPIO, cbus->clk);
784     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_DAT_GPIO, cbus->dat);
785     qdev_connect_gpio_out(s->mpu->gpio, N8X0_CBUS_SEL_GPIO, cbus->sel);
786 
787     cbus_attach(cbus, s->retu = retu_init(retu_irq, 1));
788     cbus_attach(cbus, s->tahvo = tahvo_init(tahvo_irq, 1));
789 }
790 
791 static void n8x0_uart_setup(struct n800_s *s)
792 {
793     Chardev *radio = uart_hci_init();
794 
795     qdev_connect_gpio_out(s->mpu->gpio, N8X0_BT_RESET_GPIO,
796                     csrhci_pins_get(radio)[csrhci_pin_reset]);
797     qdev_connect_gpio_out(s->mpu->gpio, N8X0_BT_WKUP_GPIO,
798                     csrhci_pins_get(radio)[csrhci_pin_wakeup]);
799 
800     omap_uart_attach(s->mpu->uart[BT_UART], radio);
801 }
802 
803 static void n8x0_usb_setup(struct n800_s *s)
804 {
805     SysBusDevice *dev;
806     s->usb = qdev_create(NULL, "tusb6010");
807     dev = SYS_BUS_DEVICE(s->usb);
808     qdev_init_nofail(s->usb);
809     sysbus_connect_irq(dev, 0,
810                        qdev_get_gpio_in(s->mpu->gpio, N8X0_TUSB_INT_GPIO));
811     /* Using the NOR interface */
812     omap_gpmc_attach(s->mpu->gpmc, N8X0_USB_ASYNC_CS,
813                      sysbus_mmio_get_region(dev, 0));
814     omap_gpmc_attach(s->mpu->gpmc, N8X0_USB_SYNC_CS,
815                      sysbus_mmio_get_region(dev, 1));
816     qdev_connect_gpio_out(s->mpu->gpio, N8X0_TUSB_ENABLE_GPIO,
817                           qdev_get_gpio_in(s->usb, 0)); /* tusb_pwr */
818 }
819 
820 /* Setup done before the main bootloader starts by some early setup code
821  * - used when we want to run the main bootloader in emulation.  This
822  * isn't documented.  */
823 static uint32_t n800_pinout[104] = {
824     0x080f00d8, 0x00d40808, 0x03080808, 0x080800d0,
825     0x00dc0808, 0x0b0f0f00, 0x080800b4, 0x00c00808,
826     0x08080808, 0x180800c4, 0x00b80000, 0x08080808,
827     0x080800bc, 0x00cc0808, 0x08081818, 0x18180128,
828     0x01241800, 0x18181818, 0x000000f0, 0x01300000,
829     0x00001b0b, 0x1b0f0138, 0x00e0181b, 0x1b031b0b,
830     0x180f0078, 0x00740018, 0x0f0f0f1a, 0x00000080,
831     0x007c0000, 0x00000000, 0x00000088, 0x00840000,
832     0x00000000, 0x00000094, 0x00980300, 0x0f180003,
833     0x0000008c, 0x00900f0f, 0x0f0f1b00, 0x0f00009c,
834     0x01140000, 0x1b1b0f18, 0x0818013c, 0x01400008,
835     0x00001818, 0x000b0110, 0x010c1800, 0x0b030b0f,
836     0x181800f4, 0x00f81818, 0x00000018, 0x000000fc,
837     0x00401808, 0x00000000, 0x0f1b0030, 0x003c0008,
838     0x00000000, 0x00000038, 0x00340000, 0x00000000,
839     0x1a080070, 0x00641a1a, 0x08080808, 0x08080060,
840     0x005c0808, 0x08080808, 0x08080058, 0x00540808,
841     0x08080808, 0x0808006c, 0x00680808, 0x08080808,
842     0x000000a8, 0x00b00000, 0x08080808, 0x000000a0,
843     0x00a40000, 0x00000000, 0x08ff0050, 0x004c0808,
844     0xffffffff, 0xffff0048, 0x0044ffff, 0xffffffff,
845     0x000000ac, 0x01040800, 0x08080b0f, 0x18180100,
846     0x01081818, 0x0b0b1808, 0x1a0300e4, 0x012c0b1a,
847     0x02020018, 0x0b000134, 0x011c0800, 0x0b1b1b00,
848     0x0f0000c8, 0x00ec181b, 0x000f0f02, 0x00180118,
849     0x01200000, 0x0f0b1b1b, 0x0f0200e8, 0x0000020b,
850 };
851 
852 static void n800_setup_nolo_tags(void *sram_base)
853 {
854     int i;
855     uint32_t *p = sram_base + 0x8000;
856     uint32_t *v = sram_base + 0xa000;
857 
858     memset(p, 0, 0x3000);
859 
860     strcpy((void *) (p + 0), "QEMU N800");
861 
862     strcpy((void *) (p + 8), "F5");
863 
864     stl_p(p + 10, 0x04f70000);
865     strcpy((void *) (p + 9), "RX-34");
866 
867     /* RAM size in MB? */
868     stl_p(p + 12, 0x80);
869 
870     /* Pointer to the list of tags */
871     stl_p(p + 13, OMAP2_SRAM_BASE + 0x9000);
872 
873     /* The NOLO tags start here */
874     p = sram_base + 0x9000;
875 #define ADD_TAG(tag, len)				\
876     stw_p((uint16_t *) p + 0, tag);			\
877     stw_p((uint16_t *) p + 1, len); p++;		\
878     stl_p(p++, OMAP2_SRAM_BASE | (((void *) v - sram_base) & 0xffff));
879 
880     /* OMAP STI console? Pin out settings? */
881     ADD_TAG(0x6e01, 414);
882     for (i = 0; i < ARRAY_SIZE(n800_pinout); i++) {
883         stl_p(v++, n800_pinout[i]);
884     }
885 
886     /* Kernel memsize? */
887     ADD_TAG(0x6e05, 1);
888     stl_p(v++, 2);
889 
890     /* NOLO serial console */
891     ADD_TAG(0x6e02, 4);
892     stl_p(v++, XLDR_LL_UART);		/* UART number (1 - 3) */
893 
894 #if 0
895     /* CBUS settings (Retu/AVilma) */
896     ADD_TAG(0x6e03, 6);
897     stw_p((uint16_t *) v + 0, 65);	/* CBUS GPIO0 */
898     stw_p((uint16_t *) v + 1, 66);	/* CBUS GPIO1 */
899     stw_p((uint16_t *) v + 2, 64);	/* CBUS GPIO2 */
900     v += 2;
901 #endif
902 
903     /* Nokia ASIC BB5 (Retu/Tahvo) */
904     ADD_TAG(0x6e0a, 4);
905     stw_p((uint16_t *) v + 0, 111);	/* "Retu" interrupt GPIO */
906     stw_p((uint16_t *) v + 1, 108);	/* "Tahvo" interrupt GPIO */
907     v++;
908 
909     /* LCD console? */
910     ADD_TAG(0x6e04, 4);
911     stw_p((uint16_t *) v + 0, 30);	/* ??? */
912     stw_p((uint16_t *) v + 1, 24);	/* ??? */
913     v++;
914 
915 #if 0
916     /* LCD settings */
917     ADD_TAG(0x6e06, 2);
918     stw_p((uint16_t *) (v++), 15);	/* ??? */
919 #endif
920 
921     /* I^2C (Menelaus) */
922     ADD_TAG(0x6e07, 4);
923     stl_p(v++, 0x00720000);		/* ??? */
924 
925     /* Unknown */
926     ADD_TAG(0x6e0b, 6);
927     stw_p((uint16_t *) v + 0, 94);	/* ??? */
928     stw_p((uint16_t *) v + 1, 23);	/* ??? */
929     stw_p((uint16_t *) v + 2, 0);	/* ??? */
930     v += 2;
931 
932     /* OMAP gpio switch info */
933     ADD_TAG(0x6e0c, 80);
934     strcpy((void *) v, "bat_cover");	v += 3;
935     stw_p((uint16_t *) v + 0, 110);	/* GPIO num ??? */
936     stw_p((uint16_t *) v + 1, 1);	/* GPIO num ??? */
937     v += 2;
938     strcpy((void *) v, "cam_act");	v += 3;
939     stw_p((uint16_t *) v + 0, 95);	/* GPIO num ??? */
940     stw_p((uint16_t *) v + 1, 32);	/* GPIO num ??? */
941     v += 2;
942     strcpy((void *) v, "cam_turn");	v += 3;
943     stw_p((uint16_t *) v + 0, 12);	/* GPIO num ??? */
944     stw_p((uint16_t *) v + 1, 33);	/* GPIO num ??? */
945     v += 2;
946     strcpy((void *) v, "headphone");	v += 3;
947     stw_p((uint16_t *) v + 0, 107);	/* GPIO num ??? */
948     stw_p((uint16_t *) v + 1, 17);	/* GPIO num ??? */
949     v += 2;
950 
951     /* Bluetooth */
952     ADD_TAG(0x6e0e, 12);
953     stl_p(v++, 0x5c623d01);		/* ??? */
954     stl_p(v++, 0x00000201);		/* ??? */
955     stl_p(v++, 0x00000000);		/* ??? */
956 
957     /* CX3110x WLAN settings */
958     ADD_TAG(0x6e0f, 8);
959     stl_p(v++, 0x00610025);		/* ??? */
960     stl_p(v++, 0xffff0057);		/* ??? */
961 
962     /* MMC host settings */
963     ADD_TAG(0x6e10, 12);
964     stl_p(v++, 0xffff000f);		/* ??? */
965     stl_p(v++, 0xffffffff);		/* ??? */
966     stl_p(v++, 0x00000060);		/* ??? */
967 
968     /* OneNAND chip select */
969     ADD_TAG(0x6e11, 10);
970     stl_p(v++, 0x00000401);		/* ??? */
971     stl_p(v++, 0x0002003a);		/* ??? */
972     stl_p(v++, 0x00000002);		/* ??? */
973 
974     /* TEA5761 sensor settings */
975     ADD_TAG(0x6e12, 2);
976     stl_p(v++, 93);			/* GPIO num ??? */
977 
978 #if 0
979     /* Unknown tag */
980     ADD_TAG(6e09, 0);
981 
982     /* Kernel UART / console */
983     ADD_TAG(6e12, 0);
984 #endif
985 
986     /* End of the list */
987     stl_p(p++, 0x00000000);
988     stl_p(p++, 0x00000000);
989 }
990 
991 /* This task is normally performed by the bootloader.  If we're loading
992  * a kernel directly, we need to set up GPMC mappings ourselves.  */
993 static void n800_gpmc_init(struct n800_s *s)
994 {
995     uint32_t config7 =
996             (0xf << 8) |	/* MASKADDRESS */
997             (1 << 6) |		/* CSVALID */
998             (4 << 0);		/* BASEADDRESS */
999 
1000     cpu_physical_memory_write(0x6800a078,		/* GPMC_CONFIG7_0 */
1001                               &config7, sizeof(config7));
1002 }
1003 
1004 /* Setup sequence done by the bootloader */
1005 static void n8x0_boot_init(void *opaque)
1006 {
1007     struct n800_s *s = (struct n800_s *) opaque;
1008     uint32_t buf;
1009 
1010     /* PRCM setup */
1011 #define omap_writel(addr, val)	\
1012     buf = (val);			\
1013     cpu_physical_memory_write(addr, &buf, sizeof(buf))
1014 
1015     omap_writel(0x48008060, 0x41);		/* PRCM_CLKSRC_CTRL */
1016     omap_writel(0x48008070, 1);			/* PRCM_CLKOUT_CTRL */
1017     omap_writel(0x48008078, 0);			/* PRCM_CLKEMUL_CTRL */
1018     omap_writel(0x48008090, 0);			/* PRCM_VOLTSETUP */
1019     omap_writel(0x48008094, 0);			/* PRCM_CLKSSETUP */
1020     omap_writel(0x48008098, 0);			/* PRCM_POLCTRL */
1021     omap_writel(0x48008140, 2);			/* CM_CLKSEL_MPU */
1022     omap_writel(0x48008148, 0);			/* CM_CLKSTCTRL_MPU */
1023     omap_writel(0x48008158, 1);			/* RM_RSTST_MPU */
1024     omap_writel(0x480081c8, 0x15);		/* PM_WKDEP_MPU */
1025     omap_writel(0x480081d4, 0x1d4);		/* PM_EVGENCTRL_MPU */
1026     omap_writel(0x480081d8, 0);			/* PM_EVEGENONTIM_MPU */
1027     omap_writel(0x480081dc, 0);			/* PM_EVEGENOFFTIM_MPU */
1028     omap_writel(0x480081e0, 0xc);		/* PM_PWSTCTRL_MPU */
1029     omap_writel(0x48008200, 0x047e7ff7);	/* CM_FCLKEN1_CORE */
1030     omap_writel(0x48008204, 0x00000004);	/* CM_FCLKEN2_CORE */
1031     omap_writel(0x48008210, 0x047e7ff1);	/* CM_ICLKEN1_CORE */
1032     omap_writel(0x48008214, 0x00000004);	/* CM_ICLKEN2_CORE */
1033     omap_writel(0x4800821c, 0x00000000);	/* CM_ICLKEN4_CORE */
1034     omap_writel(0x48008230, 0);			/* CM_AUTOIDLE1_CORE */
1035     omap_writel(0x48008234, 0);			/* CM_AUTOIDLE2_CORE */
1036     omap_writel(0x48008238, 7);			/* CM_AUTOIDLE3_CORE */
1037     omap_writel(0x4800823c, 0);			/* CM_AUTOIDLE4_CORE */
1038     omap_writel(0x48008240, 0x04360626);	/* CM_CLKSEL1_CORE */
1039     omap_writel(0x48008244, 0x00000014);	/* CM_CLKSEL2_CORE */
1040     omap_writel(0x48008248, 0);			/* CM_CLKSTCTRL_CORE */
1041     omap_writel(0x48008300, 0x00000000);	/* CM_FCLKEN_GFX */
1042     omap_writel(0x48008310, 0x00000000);	/* CM_ICLKEN_GFX */
1043     omap_writel(0x48008340, 0x00000001);	/* CM_CLKSEL_GFX */
1044     omap_writel(0x48008400, 0x00000004);	/* CM_FCLKEN_WKUP */
1045     omap_writel(0x48008410, 0x00000004);	/* CM_ICLKEN_WKUP */
1046     omap_writel(0x48008440, 0x00000000);	/* CM_CLKSEL_WKUP */
1047     omap_writel(0x48008500, 0x000000cf);	/* CM_CLKEN_PLL */
1048     omap_writel(0x48008530, 0x0000000c);	/* CM_AUTOIDLE_PLL */
1049     omap_writel(0x48008540,			/* CM_CLKSEL1_PLL */
1050                     (0x78 << 12) | (6 << 8));
1051     omap_writel(0x48008544, 2);			/* CM_CLKSEL2_PLL */
1052 
1053     /* GPMC setup */
1054     n800_gpmc_init(s);
1055 
1056     /* Video setup */
1057     n800_dss_init(&s->blizzard);
1058 
1059     /* CPU setup */
1060     s->mpu->cpu->env.GE = 0x5;
1061 
1062     /* If the machine has a slided keyboard, open it */
1063     if (s->kbd) {
1064         qemu_irq_raise(qdev_get_gpio_in(s->mpu->gpio, N810_SLIDE_GPIO));
1065     }
1066 }
1067 
1068 #define OMAP_TAG_NOKIA_BT	0x4e01
1069 #define OMAP_TAG_WLAN_CX3110X	0x4e02
1070 #define OMAP_TAG_CBUS		0x4e03
1071 #define OMAP_TAG_EM_ASIC_BB5	0x4e04
1072 
1073 static struct omap_gpiosw_info_s {
1074     const char *name;
1075     int line;
1076     int type;
1077 } n800_gpiosw_info[] = {
1078     {
1079         "bat_cover", N800_BAT_COVER_GPIO,
1080         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1081     }, {
1082         "cam_act", N800_CAM_ACT_GPIO,
1083         OMAP_GPIOSW_TYPE_ACTIVITY,
1084     }, {
1085         "cam_turn", N800_CAM_TURN_GPIO,
1086         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_INVERTED,
1087     }, {
1088         "headphone", N8X0_HEADPHONE_GPIO,
1089         OMAP_GPIOSW_TYPE_CONNECTION | OMAP_GPIOSW_INVERTED,
1090     },
1091     { NULL }
1092 }, n810_gpiosw_info[] = {
1093     {
1094         "gps_reset", N810_GPS_RESET_GPIO,
1095         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_OUTPUT,
1096     }, {
1097         "gps_wakeup", N810_GPS_WAKEUP_GPIO,
1098         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_OUTPUT,
1099     }, {
1100         "headphone", N8X0_HEADPHONE_GPIO,
1101         OMAP_GPIOSW_TYPE_CONNECTION | OMAP_GPIOSW_INVERTED,
1102     }, {
1103         "kb_lock", N810_KB_LOCK_GPIO,
1104         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1105     }, {
1106         "sleepx_led", N810_SLEEPX_LED_GPIO,
1107         OMAP_GPIOSW_TYPE_ACTIVITY | OMAP_GPIOSW_INVERTED | OMAP_GPIOSW_OUTPUT,
1108     }, {
1109         "slide", N810_SLIDE_GPIO,
1110         OMAP_GPIOSW_TYPE_COVER | OMAP_GPIOSW_INVERTED,
1111     },
1112     { NULL }
1113 };
1114 
1115 static struct omap_partition_info_s {
1116     uint32_t offset;
1117     uint32_t size;
1118     int mask;
1119     const char *name;
1120 } n800_part_info[] = {
1121     { 0x00000000, 0x00020000, 0x3, "bootloader" },
1122     { 0x00020000, 0x00060000, 0x0, "config" },
1123     { 0x00080000, 0x00200000, 0x0, "kernel" },
1124     { 0x00280000, 0x00200000, 0x3, "initfs" },
1125     { 0x00480000, 0x0fb80000, 0x3, "rootfs" },
1126 
1127     { 0, 0, 0, NULL }
1128 }, n810_part_info[] = {
1129     { 0x00000000, 0x00020000, 0x3, "bootloader" },
1130     { 0x00020000, 0x00060000, 0x0, "config" },
1131     { 0x00080000, 0x00220000, 0x0, "kernel" },
1132     { 0x002a0000, 0x00400000, 0x0, "initfs" },
1133     { 0x006a0000, 0x0f960000, 0x0, "rootfs" },
1134 
1135     { 0, 0, 0, NULL }
1136 };
1137 
1138 static bdaddr_t n8x0_bd_addr = {{ N8X0_BD_ADDR }};
1139 
1140 static int n8x0_atag_setup(void *p, int model)
1141 {
1142     uint8_t *b;
1143     uint16_t *w;
1144     uint32_t *l;
1145     struct omap_gpiosw_info_s *gpiosw;
1146     struct omap_partition_info_s *partition;
1147     const char *tag;
1148 
1149     w = p;
1150 
1151     stw_p(w++, OMAP_TAG_UART);			/* u16 tag */
1152     stw_p(w++, 4);				/* u16 len */
1153     stw_p(w++, (1 << 2) | (1 << 1) | (1 << 0)); /* uint enabled_uarts */
1154     w++;
1155 
1156 #if 0
1157     stw_p(w++, OMAP_TAG_SERIAL_CONSOLE);	/* u16 tag */
1158     stw_p(w++, 4);				/* u16 len */
1159     stw_p(w++, XLDR_LL_UART + 1);		/* u8 console_uart */
1160     stw_p(w++, 115200);				/* u32 console_speed */
1161 #endif
1162 
1163     stw_p(w++, OMAP_TAG_LCD);			/* u16 tag */
1164     stw_p(w++, 36);				/* u16 len */
1165     strcpy((void *) w, "QEMU LCD panel");	/* char panel_name[16] */
1166     w += 8;
1167     strcpy((void *) w, "blizzard");		/* char ctrl_name[16] */
1168     w += 8;
1169     stw_p(w++, N810_BLIZZARD_RESET_GPIO);	/* TODO: n800 s16 nreset_gpio */
1170     stw_p(w++, 24);				/* u8 data_lines */
1171 
1172     stw_p(w++, OMAP_TAG_CBUS);			/* u16 tag */
1173     stw_p(w++, 8);				/* u16 len */
1174     stw_p(w++, N8X0_CBUS_CLK_GPIO);		/* s16 clk_gpio */
1175     stw_p(w++, N8X0_CBUS_DAT_GPIO);		/* s16 dat_gpio */
1176     stw_p(w++, N8X0_CBUS_SEL_GPIO);		/* s16 sel_gpio */
1177     w++;
1178 
1179     stw_p(w++, OMAP_TAG_EM_ASIC_BB5);		/* u16 tag */
1180     stw_p(w++, 4);				/* u16 len */
1181     stw_p(w++, N8X0_RETU_GPIO);			/* s16 retu_irq_gpio */
1182     stw_p(w++, N8X0_TAHVO_GPIO);		/* s16 tahvo_irq_gpio */
1183 
1184     gpiosw = (model == 810) ? n810_gpiosw_info : n800_gpiosw_info;
1185     for (; gpiosw->name; gpiosw++) {
1186         stw_p(w++, OMAP_TAG_GPIO_SWITCH);	/* u16 tag */
1187         stw_p(w++, 20);				/* u16 len */
1188         strcpy((void *) w, gpiosw->name);	/* char name[12] */
1189         w += 6;
1190         stw_p(w++, gpiosw->line);		/* u16 gpio */
1191         stw_p(w++, gpiosw->type);
1192         stw_p(w++, 0);
1193         stw_p(w++, 0);
1194     }
1195 
1196     stw_p(w++, OMAP_TAG_NOKIA_BT);		/* u16 tag */
1197     stw_p(w++, 12);				/* u16 len */
1198     b = (void *) w;
1199     stb_p(b++, 0x01);				/* u8 chip_type	(CSR) */
1200     stb_p(b++, N8X0_BT_WKUP_GPIO);		/* u8 bt_wakeup_gpio */
1201     stb_p(b++, N8X0_BT_HOST_WKUP_GPIO);		/* u8 host_wakeup_gpio */
1202     stb_p(b++, N8X0_BT_RESET_GPIO);		/* u8 reset_gpio */
1203     stb_p(b++, BT_UART + 1);			/* u8 bt_uart */
1204     memcpy(b, &n8x0_bd_addr, 6);		/* u8 bd_addr[6] */
1205     b += 6;
1206     stb_p(b++, 0x02);				/* u8 bt_sysclk (38.4) */
1207     w = (void *) b;
1208 
1209     stw_p(w++, OMAP_TAG_WLAN_CX3110X);		/* u16 tag */
1210     stw_p(w++, 8);				/* u16 len */
1211     stw_p(w++, 0x25);				/* u8 chip_type */
1212     stw_p(w++, N8X0_WLAN_PWR_GPIO);		/* s16 power_gpio */
1213     stw_p(w++, N8X0_WLAN_IRQ_GPIO);		/* s16 irq_gpio */
1214     stw_p(w++, -1);				/* s16 spi_cs_gpio */
1215 
1216     stw_p(w++, OMAP_TAG_MMC);			/* u16 tag */
1217     stw_p(w++, 16);				/* u16 len */
1218     if (model == 810) {
1219         stw_p(w++, 0x23f);			/* unsigned flags */
1220         stw_p(w++, -1);				/* s16 power_pin */
1221         stw_p(w++, -1);				/* s16 switch_pin */
1222         stw_p(w++, -1);				/* s16 wp_pin */
1223         stw_p(w++, 0x240);			/* unsigned flags */
1224         stw_p(w++, 0xc000);			/* s16 power_pin */
1225         stw_p(w++, 0x0248);			/* s16 switch_pin */
1226         stw_p(w++, 0xc000);			/* s16 wp_pin */
1227     } else {
1228         stw_p(w++, 0xf);			/* unsigned flags */
1229         stw_p(w++, -1);				/* s16 power_pin */
1230         stw_p(w++, -1);				/* s16 switch_pin */
1231         stw_p(w++, -1);				/* s16 wp_pin */
1232         stw_p(w++, 0);				/* unsigned flags */
1233         stw_p(w++, 0);				/* s16 power_pin */
1234         stw_p(w++, 0);				/* s16 switch_pin */
1235         stw_p(w++, 0);				/* s16 wp_pin */
1236     }
1237 
1238     stw_p(w++, OMAP_TAG_TEA5761);		/* u16 tag */
1239     stw_p(w++, 4);				/* u16 len */
1240     stw_p(w++, N8X0_TEA5761_CS_GPIO);		/* u16 enable_gpio */
1241     w++;
1242 
1243     partition = (model == 810) ? n810_part_info : n800_part_info;
1244     for (; partition->name; partition++) {
1245         stw_p(w++, OMAP_TAG_PARTITION);		/* u16 tag */
1246         stw_p(w++, 28);				/* u16 len */
1247         strcpy((void *) w, partition->name);	/* char name[16] */
1248         l = (void *) (w + 8);
1249         stl_p(l++, partition->size);		/* unsigned int size */
1250         stl_p(l++, partition->offset);		/* unsigned int offset */
1251         stl_p(l++, partition->mask);		/* unsigned int mask_flags */
1252         w = (void *) l;
1253     }
1254 
1255     stw_p(w++, OMAP_TAG_BOOT_REASON);		/* u16 tag */
1256     stw_p(w++, 12);				/* u16 len */
1257 #if 0
1258     strcpy((void *) w, "por");			/* char reason_str[12] */
1259     strcpy((void *) w, "charger");		/* char reason_str[12] */
1260     strcpy((void *) w, "32wd_to");		/* char reason_str[12] */
1261     strcpy((void *) w, "sw_rst");		/* char reason_str[12] */
1262     strcpy((void *) w, "mbus");			/* char reason_str[12] */
1263     strcpy((void *) w, "unknown");		/* char reason_str[12] */
1264     strcpy((void *) w, "swdg_to");		/* char reason_str[12] */
1265     strcpy((void *) w, "sec_vio");		/* char reason_str[12] */
1266     strcpy((void *) w, "pwr_key");		/* char reason_str[12] */
1267     strcpy((void *) w, "rtc_alarm");		/* char reason_str[12] */
1268 #else
1269     strcpy((void *) w, "pwr_key");		/* char reason_str[12] */
1270 #endif
1271     w += 6;
1272 
1273     tag = (model == 810) ? "RX-44" : "RX-34";
1274     stw_p(w++, OMAP_TAG_VERSION_STR);		/* u16 tag */
1275     stw_p(w++, 24);				/* u16 len */
1276     strcpy((void *) w, "product");		/* char component[12] */
1277     w += 6;
1278     strcpy((void *) w, tag);			/* char version[12] */
1279     w += 6;
1280 
1281     stw_p(w++, OMAP_TAG_VERSION_STR);		/* u16 tag */
1282     stw_p(w++, 24);				/* u16 len */
1283     strcpy((void *) w, "hw-build");		/* char component[12] */
1284     w += 6;
1285     strcpy((void *) w, "QEMU ");
1286     pstrcat((void *) w, 12, qemu_hw_version()); /* char version[12] */
1287     w += 6;
1288 
1289     tag = (model == 810) ? "1.1.10-qemu" : "1.1.6-qemu";
1290     stw_p(w++, OMAP_TAG_VERSION_STR);		/* u16 tag */
1291     stw_p(w++, 24);				/* u16 len */
1292     strcpy((void *) w, "nolo");			/* char component[12] */
1293     w += 6;
1294     strcpy((void *) w, tag);			/* char version[12] */
1295     w += 6;
1296 
1297     return (void *) w - p;
1298 }
1299 
1300 static int n800_atag_setup(const struct arm_boot_info *info, void *p)
1301 {
1302     return n8x0_atag_setup(p, 800);
1303 }
1304 
1305 static int n810_atag_setup(const struct arm_boot_info *info, void *p)
1306 {
1307     return n8x0_atag_setup(p, 810);
1308 }
1309 
1310 static void n8x0_init(MachineState *machine,
1311                       struct arm_boot_info *binfo, int model)
1312 {
1313     MemoryRegion *sysmem = get_system_memory();
1314     struct n800_s *s = (struct n800_s *) g_malloc0(sizeof(*s));
1315     int sdram_size = binfo->ram_size;
1316 
1317     s->mpu = omap2420_mpu_init(sysmem, sdram_size, machine->cpu_type);
1318 
1319     /* Setup peripherals
1320      *
1321      * Believed external peripherals layout in the N810:
1322      * (spi bus 1)
1323      *   tsc2005
1324      *   lcd_mipid
1325      * (spi bus 2)
1326      *   Conexant cx3110x (WLAN)
1327      *   optional: pc2400m (WiMAX)
1328      * (i2c bus 0)
1329      *   TLV320AIC33 (audio codec)
1330      *   TCM825x (camera by Toshiba)
1331      *   lp5521 (clever LEDs)
1332      *   tsl2563 (light sensor, hwmon, model 7, rev. 0)
1333      *   lm8323 (keypad, manf 00, rev 04)
1334      * (i2c bus 1)
1335      *   tmp105 (temperature sensor, hwmon)
1336      *   menelaus (pm)
1337      * (somewhere on i2c - maybe N800-only)
1338      *   tea5761 (FM tuner)
1339      * (serial 0)
1340      *   GPS
1341      * (some serial port)
1342      *   csr41814 (Bluetooth)
1343      */
1344     n8x0_gpio_setup(s);
1345     n8x0_nand_setup(s);
1346     n8x0_i2c_setup(s);
1347     if (model == 800) {
1348         n800_tsc_kbd_setup(s);
1349     } else if (model == 810) {
1350         n810_tsc_setup(s);
1351         n810_kbd_setup(s);
1352     }
1353     n8x0_spi_setup(s);
1354     n8x0_dss_setup(s);
1355     n8x0_cbus_setup(s);
1356     n8x0_uart_setup(s);
1357     if (machine_usb(machine)) {
1358         n8x0_usb_setup(s);
1359     }
1360 
1361     if (machine->kernel_filename) {
1362         /* Or at the linux loader.  */
1363         binfo->kernel_filename = machine->kernel_filename;
1364         binfo->kernel_cmdline = machine->kernel_cmdline;
1365         binfo->initrd_filename = machine->initrd_filename;
1366         arm_load_kernel(s->mpu->cpu, binfo);
1367 
1368         qemu_register_reset(n8x0_boot_init, s);
1369     }
1370 
1371     if (option_rom[0].name &&
1372         (machine->boot_order[0] == 'n' || !machine->kernel_filename)) {
1373         uint8_t *nolo_tags = g_new(uint8_t, 0x10000);
1374         /* No, wait, better start at the ROM.  */
1375         s->mpu->cpu->env.regs[15] = OMAP2_Q2_BASE + 0x400000;
1376 
1377         /* This is intended for loading the `secondary.bin' program from
1378          * Nokia images (the NOLO bootloader).  The entry point seems
1379          * to be at OMAP2_Q2_BASE + 0x400000.
1380          *
1381          * The `2nd.bin' files contain some kind of earlier boot code and
1382          * for them the entry point needs to be set to OMAP2_SRAM_BASE.
1383          *
1384          * The code above is for loading the `zImage' file from Nokia
1385          * images.  */
1386         load_image_targphys(option_rom[0].name,
1387                             OMAP2_Q2_BASE + 0x400000,
1388                             sdram_size - 0x400000);
1389 
1390         n800_setup_nolo_tags(nolo_tags);
1391         cpu_physical_memory_write(OMAP2_SRAM_BASE, nolo_tags, 0x10000);
1392         g_free(nolo_tags);
1393     }
1394 }
1395 
1396 static struct arm_boot_info n800_binfo = {
1397     .loader_start = OMAP2_Q2_BASE,
1398     /* Actually two chips of 0x4000000 bytes each */
1399     .ram_size = 0x08000000,
1400     .board_id = 0x4f7,
1401     .atag_board = n800_atag_setup,
1402 };
1403 
1404 static struct arm_boot_info n810_binfo = {
1405     .loader_start = OMAP2_Q2_BASE,
1406     /* Actually two chips of 0x4000000 bytes each */
1407     .ram_size = 0x08000000,
1408     /* 0x60c and 0x6bf (WiMAX Edition) have been assigned but are not
1409      * used by some older versions of the bootloader and 5555 is used
1410      * instead (including versions that shipped with many devices).  */
1411     .board_id = 0x60c,
1412     .atag_board = n810_atag_setup,
1413 };
1414 
1415 static void n800_init(MachineState *machine)
1416 {
1417     n8x0_init(machine, &n800_binfo, 800);
1418 }
1419 
1420 static void n810_init(MachineState *machine)
1421 {
1422     n8x0_init(machine, &n810_binfo, 810);
1423 }
1424 
1425 static void n800_class_init(ObjectClass *oc, void *data)
1426 {
1427     MachineClass *mc = MACHINE_CLASS(oc);
1428 
1429     mc->desc = "Nokia N800 tablet aka. RX-34 (OMAP2420)";
1430     mc->init = n800_init;
1431     mc->default_boot_order = "";
1432     mc->ignore_memory_transaction_failures = true;
1433     mc->default_cpu_type = ARM_CPU_TYPE_NAME("arm1136-r2");
1434 }
1435 
1436 static const TypeInfo n800_type = {
1437     .name = MACHINE_TYPE_NAME("n800"),
1438     .parent = TYPE_MACHINE,
1439     .class_init = n800_class_init,
1440 };
1441 
1442 static void n810_class_init(ObjectClass *oc, void *data)
1443 {
1444     MachineClass *mc = MACHINE_CLASS(oc);
1445 
1446     mc->desc = "Nokia N810 tablet aka. RX-44 (OMAP2420)";
1447     mc->init = n810_init;
1448     mc->default_boot_order = "";
1449     mc->ignore_memory_transaction_failures = true;
1450     mc->default_cpu_type = ARM_CPU_TYPE_NAME("arm1136-r2");
1451 }
1452 
1453 static const TypeInfo n810_type = {
1454     .name = MACHINE_TYPE_NAME("n810"),
1455     .parent = TYPE_MACHINE,
1456     .class_init = n810_class_init,
1457 };
1458 
1459 static void nseries_machine_init(void)
1460 {
1461     type_register_static(&n800_type);
1462     type_register_static(&n810_type);
1463 }
1464 
1465 type_init(nseries_machine_init)
1466