2 * PXA270-based Clamshell PDA platforms.
4 * Copyright (c) 2006 Openedhand Ltd.
7 * This code is licensed under the GNU GPL v2.
12 #define spitz_printf(format, ...) \
13 fprintf(stderr, "%s: " format, __FUNCTION__, ##__VA_ARGS__)
15 #define REG_FMT "0x%02lx"
18 #define FLASH_BASE 0x0c000000
19 #define FLASH_ECCLPLB 0x00 /* Line parity 7 - 0 bit */
20 #define FLASH_ECCLPUB 0x04 /* Line parity 15 - 8 bit */
21 #define FLASH_ECCCP 0x08 /* Column parity 5 - 0 bit */
22 #define FLASH_ECCCNTR 0x0c /* ECC byte counter */
23 #define FLASH_ECCCLRR 0x10 /* Clear ECC */
24 #define FLASH_FLASHIO 0x14 /* Flash I/O */
25 #define FLASH_FLASHCTL 0x18 /* Flash Control */
27 #define FLASHCTL_CE0 (1 << 0)
28 #define FLASHCTL_CLE (1 << 1)
29 #define FLASHCTL_ALE (1 << 2)
30 #define FLASHCTL_WP (1 << 3)
31 #define FLASHCTL_CE1 (1 << 4)
32 #define FLASHCTL_RYBY (1 << 5)
33 #define FLASHCTL_NCE (FLASHCTL_CE0 | FLASHCTL_CE1)
36 target_phys_addr_t target_base;
37 struct nand_flash_s *nand;
39 struct ecc_state_s ecc;
42 static uint32_t sl_readb(void *opaque, target_phys_addr_t addr)
44 struct sl_nand_s *s = (struct sl_nand_s *) opaque;
46 addr -= s->target_base;
49 #define BSHR(byte, from, to) ((s->ecc.lp[byte] >> (from - to)) & (1 << to))
51 return BSHR(0, 4, 0) | BSHR(0, 5, 2) | BSHR(0, 6, 4) | BSHR(0, 7, 6) |
52 BSHR(1, 4, 1) | BSHR(1, 5, 3) | BSHR(1, 6, 5) | BSHR(1, 7, 7);
54 #define BSHL(byte, from, to) ((s->ecc.lp[byte] << (to - from)) & (1 << to))
56 return BSHL(0, 0, 0) | BSHL(0, 1, 2) | BSHL(0, 2, 4) | BSHL(0, 3, 6) |
57 BSHL(1, 0, 1) | BSHL(1, 1, 3) | BSHL(1, 2, 5) | BSHL(1, 3, 7);
63 return s->ecc.count & 0xff;
66 nand_getpins(s->nand, &ryby);
68 return s->ctl | FLASHCTL_RYBY;
73 return ecc_digest(&s->ecc, nand_getio(s->nand));
76 spitz_printf("Bad register offset " REG_FMT "\n", addr);
81 static void sl_writeb(void *opaque, target_phys_addr_t addr,
84 struct sl_nand_s *s = (struct sl_nand_s *) opaque;
85 addr -= s->target_base;
89 /* Value is ignored. */
94 s->ctl = value & 0xff & ~FLASHCTL_RYBY;
96 s->ctl & FLASHCTL_CLE,
97 s->ctl & FLASHCTL_ALE,
98 s->ctl & FLASHCTL_NCE,
104 nand_setio(s->nand, ecc_digest(&s->ecc, value & 0xff));
108 spitz_printf("Bad register offset " REG_FMT "\n", addr);
112 static void sl_save(QEMUFile *f, void *opaque)
114 struct sl_nand_s *s = (struct sl_nand_s *) opaque;
116 qemu_put_8s(f, &s->ctl);
120 static int sl_load(QEMUFile *f, void *opaque, int version_id)
122 struct sl_nand_s *s = (struct sl_nand_s *) opaque;
124 qemu_get_8s(f, &s->ctl);
135 static void sl_flash_register(struct pxa2xx_state_s *cpu, int size)
139 CPUReadMemoryFunc *sl_readfn[] = {
144 CPUWriteMemoryFunc *sl_writefn[] = {
150 s = (struct sl_nand_s *) qemu_mallocz(sizeof(struct sl_nand_s));
151 s->target_base = FLASH_BASE;
153 if (size == FLASH_128M)
154 s->nand = nand_init(NAND_MFR_SAMSUNG, 0x73);
155 else if (size == FLASH_1024M)
156 s->nand = nand_init(NAND_MFR_SAMSUNG, 0xf1);
158 iomemtype = cpu_register_io_memory(0, sl_readfn,
160 cpu_register_physical_memory(s->target_base, 0x40, iomemtype);
162 register_savevm("sl_flash", 0, 0, sl_save, sl_load, s);
167 #define SPITZ_KEY_STROBE_NUM 11
168 #define SPITZ_KEY_SENSE_NUM 7
170 static const int spitz_gpio_key_sense[SPITZ_KEY_SENSE_NUM] = {
171 12, 17, 91, 34, 36, 38, 39
174 static const int spitz_gpio_key_strobe[SPITZ_KEY_STROBE_NUM] = {
175 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114
178 /* Eighth additional row maps the special keys */
179 static int spitz_keymap[SPITZ_KEY_SENSE_NUM + 1][SPITZ_KEY_STROBE_NUM] = {
180 { 0x1d, 0x02, 0x04, 0x06, 0x07, 0x08, 0x0a, 0x0b, 0x0e, 0x3f, 0x40 },
181 { -1 , 0x03, 0x05, 0x13, 0x15, 0x09, 0x17, 0x18, 0x19, 0x41, 0x42 },
182 { 0x0f, 0x10, 0x12, 0x14, 0x22, 0x16, 0x24, 0x25, -1 , -1 , -1 },
183 { 0x3c, 0x11, 0x1f, 0x21, 0x2f, 0x23, 0x32, 0x26, -1 , 0x36, -1 },
184 { 0x3b, 0x1e, 0x20, 0x2e, 0x30, 0x31, 0x34, -1 , 0x1c, 0x2a, -1 },
185 { 0x44, 0x2c, 0x2d, 0x0c, 0x39, 0x33, -1 , 0x48, -1 , -1 , 0x3d },
186 { 0x37, 0x38, -1 , 0x45, 0x57, 0x58, 0x4b, 0x50, 0x4d, -1 , -1 },
187 { 0x52, 0x43, 0x01, 0x47, 0x49, -1 , -1 , -1 , -1 , -1 , -1 },
190 #define SPITZ_GPIO_AK_INT 13 /* Remote control */
191 #define SPITZ_GPIO_SYNC 16 /* Sync button */
192 #define SPITZ_GPIO_ON_KEY 95 /* Power button */
193 #define SPITZ_GPIO_SWA 97 /* Lid */
194 #define SPITZ_GPIO_SWB 96 /* Tablet mode */
196 /* The special buttons are mapped to unused keys */
197 static const int spitz_gpiomap[5] = {
198 SPITZ_GPIO_AK_INT, SPITZ_GPIO_SYNC, SPITZ_GPIO_ON_KEY,
199 SPITZ_GPIO_SWA, SPITZ_GPIO_SWB,
201 static int spitz_gpio_invert[5] = { 0, 0, 0, 0, 0, };
203 struct spitz_keyboard_s {
204 struct pxa2xx_state_s *cpu;
206 uint16_t keyrow[SPITZ_KEY_SENSE_NUM];
207 uint16_t strobe_state;
208 uint16_t sense_state;
210 uint16_t pre_map[0x100];
214 int fifopos, fifolen;
218 static void spitz_keyboard_sense_update(struct spitz_keyboard_s *s)
221 uint16_t strobe, sense = 0;
222 for (i = 0; i < SPITZ_KEY_SENSE_NUM; i ++) {
223 strobe = s->keyrow[i] & s->strobe_state;
226 if (!(s->sense_state & (1 << i)))
227 pxa2xx_gpio_set(s->cpu->gpio, spitz_gpio_key_sense[i], 1);
228 } else if (s->sense_state & (1 << i))
229 pxa2xx_gpio_set(s->cpu->gpio, spitz_gpio_key_sense[i], 0);
232 s->sense_state = sense;
235 static void spitz_keyboard_strobe(int line, int level,
236 struct spitz_keyboard_s *s)
239 for (i = 0; i < SPITZ_KEY_STROBE_NUM; i ++)
240 if (spitz_gpio_key_strobe[i] == line) {
242 s->strobe_state |= 1 << i;
244 s->strobe_state &= ~(1 << i);
246 spitz_keyboard_sense_update(s);
251 static void spitz_keyboard_keydown(struct spitz_keyboard_s *s, int keycode)
253 int spitz_keycode = s->keymap[keycode & 0x7f];
254 if (spitz_keycode == -1)
257 /* Handle the additional keys */
258 if ((spitz_keycode >> 4) == SPITZ_KEY_SENSE_NUM) {
259 pxa2xx_gpio_set(s->cpu->gpio, spitz_gpiomap[spitz_keycode & 0xf],
261 spitz_gpio_invert[spitz_keycode & 0xf]);
266 s->keyrow[spitz_keycode >> 4] &= ~(1 << (spitz_keycode & 0xf));
268 s->keyrow[spitz_keycode >> 4] |= 1 << (spitz_keycode & 0xf);
270 spitz_keyboard_sense_update(s);
273 #define SHIFT (1 << 7)
274 #define CTRL (1 << 8)
277 #define QUEUE_KEY(c) s->fifo[(s->fifopos + s->fifolen ++) & 0xf] = c
279 static void spitz_keyboard_handler(struct spitz_keyboard_s *s, int keycode)
284 case 0x2a: /* Left Shift */
290 case 0x36: /* Right Shift */
296 case 0x1d: /* Control */
310 code = s->pre_map[mapcode = ((s->modifiers & 3) ?
312 (keycode & ~SHIFT))];
314 if (code != mapcode) {
316 if ((code & SHIFT) && !(s->modifiers & 1))
317 QUEUE_KEY(0x2a | (keycode & 0x80));
318 if ((code & CTRL ) && !(s->modifiers & 4))
319 QUEUE_KEY(0x1d | (keycode & 0x80));
320 if ((code & FN ) && !(s->modifiers & 8))
321 QUEUE_KEY(0x38 | (keycode & 0x80));
322 if ((code & FN ) && (s->modifiers & 1))
323 QUEUE_KEY(0x2a | (~keycode & 0x80));
324 if ((code & FN ) && (s->modifiers & 2))
325 QUEUE_KEY(0x36 | (~keycode & 0x80));
327 if (keycode & 0x80) {
328 if ((s->imodifiers & 1 ) && !(s->modifiers & 1))
329 QUEUE_KEY(0x2a | 0x80);
330 if ((s->imodifiers & 4 ) && !(s->modifiers & 4))
331 QUEUE_KEY(0x1d | 0x80);
332 if ((s->imodifiers & 8 ) && !(s->modifiers & 8))
333 QUEUE_KEY(0x38 | 0x80);
334 if ((s->imodifiers & 0x10) && (s->modifiers & 1))
336 if ((s->imodifiers & 0x20) && (s->modifiers & 2))
340 if ((code & SHIFT) && !((s->modifiers | s->imodifiers) & 1)) {
344 if ((code & CTRL ) && !((s->modifiers | s->imodifiers) & 4)) {
348 if ((code & FN ) && !((s->modifiers | s->imodifiers) & 8)) {
352 if ((code & FN ) && (s->modifiers & 1) &&
353 !(s->imodifiers & 0x10)) {
354 QUEUE_KEY(0x2a | 0x80);
355 s->imodifiers |= 0x10;
357 if ((code & FN ) && (s->modifiers & 2) &&
358 !(s->imodifiers & 0x20)) {
359 QUEUE_KEY(0x36 | 0x80);
360 s->imodifiers |= 0x20;
366 QUEUE_KEY((code & 0x7f) | (keycode & 0x80));
369 static void spitz_keyboard_tick(void *opaque)
371 struct spitz_keyboard_s *s = (struct spitz_keyboard_s *) opaque;
374 spitz_keyboard_keydown(s, s->fifo[s->fifopos ++]);
376 if (s->fifopos >= 16)
380 qemu_mod_timer(s->kbdtimer, qemu_get_clock(vm_clock) + ticks_per_sec / 32);
383 static void spitz_keyboard_pre_map(struct spitz_keyboard_s *s)
386 for (i = 0; i < 0x100; i ++)
388 s->pre_map[0x02 | SHIFT ] = 0x02 | SHIFT; /* exclam */
389 s->pre_map[0x28 | SHIFT ] = 0x03 | SHIFT; /* quotedbl */
390 s->pre_map[0x04 | SHIFT ] = 0x04 | SHIFT; /* numbersign */
391 s->pre_map[0x05 | SHIFT ] = 0x05 | SHIFT; /* dollar */
392 s->pre_map[0x06 | SHIFT ] = 0x06 | SHIFT; /* percent */
393 s->pre_map[0x08 | SHIFT ] = 0x07 | SHIFT; /* ampersand */
394 s->pre_map[0x28 ] = 0x08 | SHIFT; /* apostrophe */
395 s->pre_map[0x0a | SHIFT ] = 0x09 | SHIFT; /* parenleft */
396 s->pre_map[0x0b | SHIFT ] = 0x0a | SHIFT; /* parenright */
397 s->pre_map[0x29 | SHIFT ] = 0x0b | SHIFT; /* asciitilde */
398 s->pre_map[0x03 | SHIFT ] = 0x0c | SHIFT; /* at */
399 s->pre_map[0xd3 ] = 0x0e | FN; /* Delete */
400 s->pre_map[0x3a ] = 0x0f | FN; /* Caps_Lock */
401 s->pre_map[0x07 | SHIFT ] = 0x11 | FN; /* asciicircum */
402 s->pre_map[0x0d ] = 0x12 | FN; /* equal */
403 s->pre_map[0x0d | SHIFT ] = 0x13 | FN; /* plus */
404 s->pre_map[0x1a ] = 0x14 | FN; /* bracketleft */
405 s->pre_map[0x1b ] = 0x15 | FN; /* bracketright */
406 s->pre_map[0x27 ] = 0x22 | FN; /* semicolon */
407 s->pre_map[0x27 | SHIFT ] = 0x23 | FN; /* colon */
408 s->pre_map[0x09 | SHIFT ] = 0x24 | FN; /* asterisk */
409 s->pre_map[0x2b ] = 0x25 | FN; /* backslash */
410 s->pre_map[0x2b | SHIFT ] = 0x26 | FN; /* bar */
411 s->pre_map[0x0c | SHIFT ] = 0x30 | FN; /* underscore */
412 s->pre_map[0x35 ] = 0x33 | SHIFT; /* slash */
413 s->pre_map[0x35 | SHIFT ] = 0x34 | SHIFT; /* question */
414 s->pre_map[0x49 ] = 0x48 | FN; /* Page_Up */
415 s->pre_map[0x51 ] = 0x50 | FN; /* Page_Down */
421 s->kbdtimer = qemu_new_timer(vm_clock, spitz_keyboard_tick, s);
422 spitz_keyboard_tick(s);
429 static void spitz_keyboard_save(QEMUFile *f, void *opaque)
431 struct spitz_keyboard_s *s = (struct spitz_keyboard_s *) opaque;
434 qemu_put_be16s(f, &s->sense_state);
435 qemu_put_be16s(f, &s->strobe_state);
436 for (i = 0; i < 5; i ++)
437 qemu_put_byte(f, spitz_gpio_invert[i]);
440 static int spitz_keyboard_load(QEMUFile *f, void *opaque, int version_id)
442 struct spitz_keyboard_s *s = (struct spitz_keyboard_s *) opaque;
445 qemu_get_be16s(f, &s->sense_state);
446 qemu_get_be16s(f, &s->strobe_state);
447 for (i = 0; i < 5; i ++)
448 spitz_gpio_invert[i] = qemu_get_byte(f);
450 /* Release all pressed keys */
451 memset(s->keyrow, 0, sizeof(s->keyrow));
452 spitz_keyboard_sense_update(s);
461 static void spitz_keyboard_register(struct pxa2xx_state_s *cpu)
464 struct spitz_keyboard_s *s;
466 s = (struct spitz_keyboard_s *)
467 qemu_mallocz(sizeof(struct spitz_keyboard_s));
468 memset(s, 0, sizeof(struct spitz_keyboard_s));
471 for (i = 0; i < 0x80; i ++)
473 for (i = 0; i < SPITZ_KEY_SENSE_NUM + 1; i ++)
474 for (j = 0; j < SPITZ_KEY_STROBE_NUM; j ++)
475 if (spitz_keymap[i][j] != -1)
476 s->keymap[spitz_keymap[i][j]] = (i << 4) | j;
478 for (i = 0; i < SPITZ_KEY_STROBE_NUM; i ++)
479 pxa2xx_gpio_handler_set(cpu->gpio, spitz_gpio_key_strobe[i],
480 (gpio_handler_t) spitz_keyboard_strobe, s);
482 spitz_keyboard_pre_map(s);
483 qemu_add_kbd_event_handler((QEMUPutKBDEvent *) spitz_keyboard_handler, s);
485 register_savevm("spitz_keyboard", 0, 0,
486 spitz_keyboard_save, spitz_keyboard_load, s);
491 struct scoop_info_s {
492 target_phys_addr_t target_base;
512 #define SCOOP_MCR 0x00
513 #define SCOOP_CDR 0x04
514 #define SCOOP_CSR 0x08
515 #define SCOOP_CPR 0x0c
516 #define SCOOP_CCR 0x10
517 #define SCOOP_IRR_IRM 0x14
518 #define SCOOP_IMR 0x18
519 #define SCOOP_ISR 0x1c
520 #define SCOOP_GPCR 0x20
521 #define SCOOP_GPWR 0x24
522 #define SCOOP_GPRR 0x28
524 static inline void scoop_gpio_handler_update(struct scoop_info_s *s) {
525 uint32_t level, diff;
527 level = s->gpio_level & s->gpio_dir;
529 for (diff = s->prev_level ^ level; diff; diff ^= 1 << bit) {
531 if (s->handler[bit].fn)
532 s->handler[bit].fn(bit, (level >> bit) & 1,
533 s->handler[bit].opaque);
536 s->prev_level = level;
539 static uint32_t scoop_readb(void *opaque, target_phys_addr_t addr)
541 struct scoop_info_s *s = (struct scoop_info_s *) opaque;
542 addr -= s->target_base;
564 return s->gpio_level;
568 spitz_printf("Bad register offset " REG_FMT "\n", addr);
574 static void scoop_writeb(void *opaque, target_phys_addr_t addr, uint32_t value)
576 struct scoop_info_s *s = (struct scoop_info_s *) opaque;
577 addr -= s->target_base;
606 scoop_gpio_handler_update(s);
609 s->gpio_level = value & s->gpio_dir;
610 scoop_gpio_handler_update(s);
616 spitz_printf("Bad register offset " REG_FMT "\n", addr);
620 CPUReadMemoryFunc *scoop_readfn[] = {
625 CPUWriteMemoryFunc *scoop_writefn[] = {
631 static inline void scoop_gpio_set(struct scoop_info_s *s, int line, int level)
634 spitz_printf("No GPIO pin %i\n", line);
639 s->gpio_level |= (1 << line);
641 s->gpio_level &= ~(1 << line);
644 static inline void scoop_gpio_handler_set(struct scoop_info_s *s, int line,
645 gpio_handler_t handler, void *opaque) {
647 spitz_printf("No GPIO pin %i\n", line);
651 s->handler[line].fn = handler;
652 s->handler[line].opaque = opaque;
655 static void scoop_save(QEMUFile *f, void *opaque)
657 struct scoop_info_s *s = (struct scoop_info_s *) opaque;
658 qemu_put_be16s(f, &s->status);
659 qemu_put_be16s(f, &s->power);
660 qemu_put_be32s(f, &s->gpio_level);
661 qemu_put_be32s(f, &s->gpio_dir);
662 qemu_put_be32s(f, &s->prev_level);
663 qemu_put_be16s(f, &s->mcr);
664 qemu_put_be16s(f, &s->cdr);
665 qemu_put_be16s(f, &s->ccr);
666 qemu_put_be16s(f, &s->irr);
667 qemu_put_be16s(f, &s->imr);
668 qemu_put_be16s(f, &s->isr);
669 qemu_put_be16s(f, &s->gprr);
672 static int scoop_load(QEMUFile *f, void *opaque, int version_id)
674 struct scoop_info_s *s = (struct scoop_info_s *) opaque;
675 qemu_get_be16s(f, &s->status);
676 qemu_get_be16s(f, &s->power);
677 qemu_get_be32s(f, &s->gpio_level);
678 qemu_get_be32s(f, &s->gpio_dir);
679 qemu_get_be32s(f, &s->prev_level);
680 qemu_get_be16s(f, &s->mcr);
681 qemu_get_be16s(f, &s->cdr);
682 qemu_get_be16s(f, &s->ccr);
683 qemu_get_be16s(f, &s->irr);
684 qemu_get_be16s(f, &s->imr);
685 qemu_get_be16s(f, &s->isr);
686 qemu_get_be16s(f, &s->gprr);
691 static struct scoop_info_s *spitz_scoop_init(struct pxa2xx_state_s *cpu,
694 struct scoop_info_s *s;
696 s = (struct scoop_info_s *)
697 qemu_mallocz(sizeof(struct scoop_info_s) * 2);
698 memset(s, 0, sizeof(struct scoop_info_s) * count);
699 s[0].target_base = 0x10800000;
700 s[1].target_base = 0x08800040;
706 iomemtype = cpu_register_io_memory(0, scoop_readfn,
707 scoop_writefn, &s[0]);
708 cpu_register_physical_memory(s[0].target_base, 0xfff, iomemtype);
709 register_savevm("scoop", 0, 0, scoop_save, scoop_load, &s[0]);
714 iomemtype = cpu_register_io_memory(0, scoop_readfn,
715 scoop_writefn, &s[1]);
716 cpu_register_physical_memory(s[1].target_base, 0xfff, iomemtype);
717 register_savevm("scoop", 1, 0, scoop_save, scoop_load, &s[1]);
722 /* LCD backlight controller */
724 #define LCDTG_RESCTL 0x00
725 #define LCDTG_PHACTRL 0x01
726 #define LCDTG_DUTYCTRL 0x02
727 #define LCDTG_POWERREG0 0x03
728 #define LCDTG_POWERREG1 0x04
729 #define LCDTG_GPOR3 0x05
730 #define LCDTG_PICTRL 0x06
731 #define LCDTG_POLCTRL 0x07
733 static int bl_intensity, bl_power;
735 static void spitz_bl_update(struct pxa2xx_state_s *s)
737 if (bl_power && bl_intensity)
738 spitz_printf("LCD Backlight now at %i/63\n", bl_intensity);
740 spitz_printf("LCD Backlight now off\n");
743 static void spitz_bl_bit5(int line, int level, void *opaque)
745 int prev = bl_intensity;
748 bl_intensity &= ~0x20;
750 bl_intensity |= 0x20;
752 if (bl_power && prev != bl_intensity)
753 spitz_bl_update((struct pxa2xx_state_s *) opaque);
756 static void spitz_bl_power(int line, int level, void *opaque)
759 spitz_bl_update((struct pxa2xx_state_s *) opaque);
762 static void spitz_lcdtg_dac_put(void *opaque, uint8_t cmd)
771 spitz_printf("LCD in QVGA mode\n");
773 spitz_printf("LCD in VGA mode\n");
777 bl_intensity &= ~0x1f;
778 bl_intensity |= value;
780 spitz_bl_update((struct pxa2xx_state_s *) opaque);
783 case LCDTG_POWERREG0:
784 /* Set common voltage to M62332FP */
791 #define CORGI_SSP_PORT 2
793 #define SPITZ_GPIO_LCDCON_CS 53
794 #define SPITZ_GPIO_ADS7846_CS 14
795 #define SPITZ_GPIO_MAX1111_CS 20
796 #define SPITZ_GPIO_TP_INT 11
798 static int lcd_en, ads_en, max_en;
799 static struct max111x_s *max1111;
800 static struct ads7846_state_s *ads7846;
802 /* "Demux" the signal based on current chipselect */
803 static uint32_t corgi_ssp_read(void *opaque)
808 return ads7846_read(ads7846);
810 return max111x_read(max1111);
814 static void corgi_ssp_write(void *opaque, uint32_t value)
817 spitz_lcdtg_dac_put(opaque, value);
819 ads7846_write(ads7846, value);
821 max111x_write(max1111, value);
824 static void corgi_ssp_gpio_cs(int line, int level, struct pxa2xx_state_s *s)
826 if (line == SPITZ_GPIO_LCDCON_CS)
828 else if (line == SPITZ_GPIO_ADS7846_CS)
830 else if (line == SPITZ_GPIO_MAX1111_CS)
834 #define MAX1111_BATT_VOLT 1
835 #define MAX1111_BATT_TEMP 2
836 #define MAX1111_ACIN_VOLT 3
838 #define SPITZ_BATTERY_TEMP 0xe0 /* About 2.9V */
839 #define SPITZ_BATTERY_VOLT 0xd0 /* About 4.0V */
840 #define SPITZ_CHARGEON_ACIN 0x80 /* About 5.0V */
842 static void spitz_adc_temp_on(int line, int level, void *opaque)
848 max111x_set_input(max1111, MAX1111_BATT_TEMP, SPITZ_BATTERY_TEMP);
850 max111x_set_input(max1111, MAX1111_BATT_TEMP, 0);
853 static void spitz_pendown_set(void *opaque, int line, int level)
855 struct pxa2xx_state_s *cpu = (struct pxa2xx_state_s *) opaque;
856 pxa2xx_gpio_set(cpu->gpio, SPITZ_GPIO_TP_INT, level);
859 static void spitz_ssp_save(QEMUFile *f, void *opaque)
861 qemu_put_be32(f, lcd_en);
862 qemu_put_be32(f, ads_en);
863 qemu_put_be32(f, max_en);
864 qemu_put_be32(f, bl_intensity);
865 qemu_put_be32(f, bl_power);
868 static int spitz_ssp_load(QEMUFile *f, void *opaque, int version_id)
870 lcd_en = qemu_get_be32(f);
871 ads_en = qemu_get_be32(f);
872 max_en = qemu_get_be32(f);
873 bl_intensity = qemu_get_be32(f);
874 bl_power = qemu_get_be32(f);
879 static void spitz_ssp_attach(struct pxa2xx_state_s *cpu)
881 lcd_en = ads_en = max_en = 0;
883 ads7846 = ads7846_init(qemu_allocate_irqs(spitz_pendown_set, cpu, 1)[0]);
885 max1111 = max1111_init(0);
886 max111x_set_input(max1111, MAX1111_BATT_VOLT, SPITZ_BATTERY_VOLT);
887 max111x_set_input(max1111, MAX1111_BATT_TEMP, 0);
888 max111x_set_input(max1111, MAX1111_ACIN_VOLT, SPITZ_CHARGEON_ACIN);
890 pxa2xx_ssp_attach(cpu->ssp[CORGI_SSP_PORT - 1], corgi_ssp_read,
891 corgi_ssp_write, cpu);
893 pxa2xx_gpio_handler_set(cpu->gpio, SPITZ_GPIO_LCDCON_CS,
894 (gpio_handler_t) corgi_ssp_gpio_cs, cpu);
895 pxa2xx_gpio_handler_set(cpu->gpio, SPITZ_GPIO_ADS7846_CS,
896 (gpio_handler_t) corgi_ssp_gpio_cs, cpu);
897 pxa2xx_gpio_handler_set(cpu->gpio, SPITZ_GPIO_MAX1111_CS,
898 (gpio_handler_t) corgi_ssp_gpio_cs, cpu);
903 register_savevm("spitz_ssp", 0, 0, spitz_ssp_save, spitz_ssp_load, cpu);
908 static void spitz_microdrive_attach(struct pxa2xx_state_s *cpu)
910 struct pcmcia_card_s *md;
911 BlockDriverState *bs = bs_table[0];
913 if (bs && bdrv_is_inserted(bs) && !bdrv_is_removable(bs)) {
914 md = dscm1xxxx_init(bs);
915 pxa2xx_pcmcia_attach(cpu->pcmcia[0], md);
919 /* Wm8750 and Max7310 on I2C */
921 #define AKITA_MAX_ADDR 0x18
922 #define SPITZ_WM_ADDRL 0x1a
923 #define SPITZ_WM_ADDRH 0x1b
925 #define SPITZ_GPIO_WM 5
928 static void spitz_wm8750_addr(int line, int level, void *opaque)
930 i2c_slave *wm = (i2c_slave *) opaque;
932 i2c_set_slave_address(wm, SPITZ_WM_ADDRH);
934 i2c_set_slave_address(wm, SPITZ_WM_ADDRL);
938 static void spitz_i2c_setup(struct pxa2xx_state_s *cpu)
940 /* Attach the CPU on one end of our I2C bus. */
941 i2c_bus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
950 /* Attach a WM8750 to the bus */
951 wm = wm8750_init(bus, audio);
953 spitz_wm8750_addr(0, 0, wm);
954 pxa2xx_gpio_handler_set(cpu->gpio, SPITZ_GPIO_WM, spitz_wm8750_addr, wm);
955 /* .. and to the sound interface. */
956 cpu->i2s->opaque = wm;
957 cpu->i2s->codec_out = wm8750_dac_dat;
958 cpu->i2s->codec_in = wm8750_adc_dat;
959 wm8750_data_req_set(wm, cpu->i2s->data_req, cpu->i2s);
963 static void spitz_akita_i2c_setup(struct pxa2xx_state_s *cpu)
965 /* Attach a Max7310 to Akita I2C bus. */
966 i2c_set_slave_address(max7310_init(pxa2xx_i2c_bus(cpu->i2c[0])),
970 /* Other peripherals */
972 static void spitz_charge_switch(int line, int level, void *opaque)
974 spitz_printf("Charging %s.\n", level ? "off" : "on");
977 static void spitz_discharge_switch(int line, int level, void *opaque)
979 spitz_printf("Discharging %s.\n", level ? "on" : "off");
982 static void spitz_greenled_switch(int line, int level, void *opaque)
984 spitz_printf("Green LED %s.\n", level ? "on" : "off");
987 static void spitz_orangeled_switch(int line, int level, void *opaque)
989 spitz_printf("Orange LED %s.\n", level ? "on" : "off");
992 #define SPITZ_SCP_LED_GREEN 1
993 #define SPITZ_SCP_JK_B 2
994 #define SPITZ_SCP_CHRG_ON 3
995 #define SPITZ_SCP_MUTE_L 4
996 #define SPITZ_SCP_MUTE_R 5
997 #define SPITZ_SCP_CF_POWER 6
998 #define SPITZ_SCP_LED_ORANGE 7
999 #define SPITZ_SCP_JK_A 8
1000 #define SPITZ_SCP_ADC_TEMP_ON 9
1001 #define SPITZ_SCP2_IR_ON 1
1002 #define SPITZ_SCP2_AKIN_PULLUP 2
1003 #define SPITZ_SCP2_BACKLIGHT_CONT 7
1004 #define SPITZ_SCP2_BACKLIGHT_ON 8
1005 #define SPITZ_SCP2_MIC_BIAS 9
1007 static void spitz_scoop_gpio_setup(struct pxa2xx_state_s *cpu,
1008 struct scoop_info_s *scp, int num)
1010 scoop_gpio_handler_set(&scp[0], SPITZ_SCP_CHRG_ON,
1011 spitz_charge_switch, cpu);
1012 scoop_gpio_handler_set(&scp[0], SPITZ_SCP_JK_B,
1013 spitz_discharge_switch, cpu);
1014 scoop_gpio_handler_set(&scp[0], SPITZ_SCP_LED_GREEN,
1015 spitz_greenled_switch, cpu);
1016 scoop_gpio_handler_set(&scp[0], SPITZ_SCP_LED_ORANGE,
1017 spitz_orangeled_switch, cpu);
1020 scoop_gpio_handler_set(&scp[1], SPITZ_SCP2_BACKLIGHT_CONT,
1021 spitz_bl_bit5, cpu);
1022 scoop_gpio_handler_set(&scp[1], SPITZ_SCP2_BACKLIGHT_ON,
1023 spitz_bl_power, cpu);
1026 scoop_gpio_handler_set(&scp[0], SPITZ_SCP_ADC_TEMP_ON,
1027 spitz_adc_temp_on, cpu);
1030 #define SPITZ_GPIO_HSYNC 22
1031 #define SPITZ_GPIO_SD_DETECT 9
1032 #define SPITZ_GPIO_SD_WP 81
1033 #define SPITZ_GPIO_ON_RESET 89
1034 #define SPITZ_GPIO_BAT_COVER 90
1035 #define SPITZ_GPIO_CF1_IRQ 105
1036 #define SPITZ_GPIO_CF1_CD 94
1037 #define SPITZ_GPIO_CF2_IRQ 106
1038 #define SPITZ_GPIO_CF2_CD 93
1042 static void spitz_lcd_hsync_handler(void *opaque)
1044 struct pxa2xx_state_s *cpu = (struct pxa2xx_state_s *) opaque;
1045 pxa2xx_gpio_set(cpu->gpio, SPITZ_GPIO_HSYNC, spitz_hsync);
1049 static void spitz_mmc_coverswitch_change(void *opaque, int in)
1051 struct pxa2xx_state_s *cpu = (struct pxa2xx_state_s *) opaque;
1052 pxa2xx_gpio_set(cpu->gpio, SPITZ_GPIO_SD_DETECT, in);
1055 static void spitz_mmc_writeprotect_change(void *opaque, int wp)
1057 struct pxa2xx_state_s *cpu = (struct pxa2xx_state_s *) opaque;
1058 pxa2xx_gpio_set(cpu->gpio, SPITZ_GPIO_SD_WP, wp);
1061 static void spitz_pcmcia_cb(void *opaque, int line, int level)
1063 struct pxa2xx_state_s *cpu = (struct pxa2xx_state_s *) opaque;
1064 static const int gpio_map[] = {
1065 SPITZ_GPIO_CF1_IRQ, SPITZ_GPIO_CF1_CD,
1066 SPITZ_GPIO_CF2_IRQ, SPITZ_GPIO_CF2_CD,
1068 pxa2xx_gpio_set(cpu->gpio, gpio_map[line], level);
1071 static void spitz_gpio_setup(struct pxa2xx_state_s *cpu, int slots)
1073 qemu_irq *pcmcia_cb;
1075 * Bad hack: We toggle the LCD hsync GPIO on every GPIO status
1076 * read to satisfy broken guests that poll-wait for hsync.
1077 * Simulating a real hsync event would be less practical and
1078 * wouldn't guarantee that a guest ever exits the loop.
1081 pxa2xx_gpio_read_notifier(cpu->gpio, spitz_lcd_hsync_handler, cpu);
1082 pxa2xx_lcd_vsync_cb(cpu->lcd, spitz_lcd_hsync_handler, cpu);
1085 pxa2xx_mmci_handlers(cpu->mmc, cpu, spitz_mmc_writeprotect_change,
1086 spitz_mmc_coverswitch_change);
1088 /* Battery lock always closed */
1089 pxa2xx_gpio_set(cpu->gpio, SPITZ_GPIO_BAT_COVER, 1);
1092 pxa2xx_gpio_handler_set(cpu->gpio, SPITZ_GPIO_ON_RESET, pxa2xx_reset, cpu);
1094 /* PCMCIA signals: card's IRQ and Card-Detect */
1095 pcmcia_cb = qemu_allocate_irqs(spitz_pcmcia_cb, cpu, slots * 2);
1097 pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0], pcmcia_cb[0], pcmcia_cb[1]);
1099 pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1], pcmcia_cb[2], pcmcia_cb[3]);
1101 /* Initialise the screen rotation related signals */
1102 spitz_gpio_invert[3] = 0; /* Always open */
1103 if (graphic_rotate) { /* Tablet mode */
1104 spitz_gpio_invert[4] = 0;
1105 } else { /* Portrait mode */
1106 spitz_gpio_invert[4] = 1;
1108 pxa2xx_gpio_set(cpu->gpio, SPITZ_GPIO_SWA, spitz_gpio_invert[3]);
1109 pxa2xx_gpio_set(cpu->gpio, SPITZ_GPIO_SWB, spitz_gpio_invert[4]);
1112 /* Write the bootloader parameters memory area. */
1114 #define MAGIC_CHG(a, b, c, d) ((d << 24) | (c << 16) | (b << 8) | a)
1116 struct __attribute__ ((__packed__)) sl_param_info {
1117 uint32_t comadj_keyword;
1120 uint32_t uuid_keyword;
1123 uint32_t touch_keyword;
1129 uint32_t adadj_keyword;
1132 uint32_t phad_keyword;
1134 } spitz_bootparam = {
1135 .comadj_keyword = MAGIC_CHG('C', 'M', 'A', 'D'),
1137 .uuid_keyword = MAGIC_CHG('U', 'U', 'I', 'D'),
1139 .touch_keyword = MAGIC_CHG('T', 'U', 'C', 'H'),
1141 .adadj_keyword = MAGIC_CHG('B', 'V', 'A', 'D'),
1143 .phad_keyword = MAGIC_CHG('P', 'H', 'A', 'D'),
1147 static void sl_bootparam_write(uint32_t ptr)
1149 memcpy(phys_ram_base + ptr, &spitz_bootparam,
1150 sizeof(struct sl_param_info));
1153 #define SL_PXA_PARAM_BASE 0xa0000a00
1156 enum spitz_model_e { spitz, akita, borzoi, terrier };
1158 static void spitz_common_init(int ram_size, int vga_ram_size,
1159 DisplayState *ds, const char *kernel_filename,
1160 const char *kernel_cmdline, const char *initrd_filename,
1161 const char *cpu_model, enum spitz_model_e model, int arm_id)
1163 uint32_t spitz_ram = 0x04000000;
1164 uint32_t spitz_rom = 0x00800000;
1165 struct pxa2xx_state_s *cpu;
1166 struct scoop_info_s *scp;
1169 cpu_model = (model == terrier) ? "pxa270-c5" : "pxa270-c0";
1171 /* Setup CPU & memory */
1172 if (ram_size < spitz_ram + spitz_rom + PXA2XX_INTERNAL_SIZE) {
1173 fprintf(stderr, "This platform requires %i bytes of memory\n",
1174 spitz_ram + spitz_rom + PXA2XX_INTERNAL_SIZE);
1177 cpu = pxa270_init(spitz_ram, ds, cpu_model);
1179 sl_flash_register(cpu, (model == spitz) ? FLASH_128M : FLASH_1024M);
1181 cpu_register_physical_memory(0, spitz_rom,
1182 qemu_ram_alloc(spitz_rom) | IO_MEM_ROM);
1184 /* Setup peripherals */
1185 spitz_keyboard_register(cpu);
1187 spitz_ssp_attach(cpu);
1189 scp = spitz_scoop_init(cpu, (model == akita) ? 1 : 2);
1191 spitz_scoop_gpio_setup(cpu, scp, (model == akita) ? 1 : 2);
1193 spitz_gpio_setup(cpu, (model == akita) ? 1 : 2);
1195 spitz_i2c_setup(cpu);
1198 spitz_akita_i2c_setup(cpu);
1200 if (model == terrier)
1201 /* A 6.0 GB microdrive is permanently sitting in CF slot 0. */
1202 spitz_microdrive_attach(cpu);
1203 else if (model != akita)
1204 /* A 4.0 GB microdrive is permanently sitting in CF slot 0. */
1205 spitz_microdrive_attach(cpu);
1207 /* Setup initial (reset) machine state */
1208 cpu->env->regs[15] = PXA2XX_SDRAM_BASE;
1210 arm_load_kernel(cpu->env, spitz_ram, kernel_filename, kernel_cmdline,
1211 initrd_filename, arm_id, PXA2XX_SDRAM_BASE);
1212 sl_bootparam_write(SL_PXA_PARAM_BASE - PXA2XX_SDRAM_BASE);
1215 static void spitz_init(int ram_size, int vga_ram_size, int boot_device,
1216 DisplayState *ds, const char **fd_filename, int snapshot,
1217 const char *kernel_filename, const char *kernel_cmdline,
1218 const char *initrd_filename, const char *cpu_model)
1220 spitz_common_init(ram_size, vga_ram_size, ds, kernel_filename,
1221 kernel_cmdline, initrd_filename, cpu_model, spitz, 0x2c9);
1224 static void borzoi_init(int ram_size, int vga_ram_size, int boot_device,
1225 DisplayState *ds, const char **fd_filename, int snapshot,
1226 const char *kernel_filename, const char *kernel_cmdline,
1227 const char *initrd_filename, const char *cpu_model)
1229 spitz_common_init(ram_size, vga_ram_size, ds, kernel_filename,
1230 kernel_cmdline, initrd_filename, cpu_model, borzoi, 0x33f);
1233 static void akita_init(int ram_size, int vga_ram_size, int boot_device,
1234 DisplayState *ds, const char **fd_filename, int snapshot,
1235 const char *kernel_filename, const char *kernel_cmdline,
1236 const char *initrd_filename, const char *cpu_model)
1238 spitz_common_init(ram_size, vga_ram_size, ds, kernel_filename,
1239 kernel_cmdline, initrd_filename, cpu_model, akita, 0x2e8);
1242 static void terrier_init(int ram_size, int vga_ram_size, int boot_device,
1243 DisplayState *ds, const char **fd_filename, int snapshot,
1244 const char *kernel_filename, const char *kernel_cmdline,
1245 const char *initrd_filename, const char *cpu_model)
1247 spitz_common_init(ram_size, vga_ram_size, ds, kernel_filename,
1248 kernel_cmdline, initrd_filename, cpu_model, terrier, 0x33f);
1251 QEMUMachine akitapda_machine = {
1253 "Akita PDA (PXA270)",
1257 QEMUMachine spitzpda_machine = {
1259 "Spitz PDA (PXA270)",
1263 QEMUMachine borzoipda_machine = {
1265 "Borzoi PDA (PXA270)",
1269 QEMUMachine terrierpda_machine = {
1271 "Terrier PDA (PXA270)",