/* * PXA270-based Clamshell PDA platforms. * * Copyright (c) 2006 Openedhand Ltd. * Written by Andrzej Zaborowski * * This code is licensed under the GNU GPL v2. */ #include "vl.h" #define spitz_printf(format, ...) \ fprintf(stderr, "%s: " format, __FUNCTION__, ##__VA_ARGS__) #undef REG_FMT #define REG_FMT "0x%02lx" /* Spitz Flash */ #define FLASH_BASE 0x0c000000 #define FLASH_ECCLPLB 0x00 /* Line parity 7 - 0 bit */ #define FLASH_ECCLPUB 0x04 /* Line parity 15 - 8 bit */ #define FLASH_ECCCP 0x08 /* Column parity 5 - 0 bit */ #define FLASH_ECCCNTR 0x0c /* ECC byte counter */ #define FLASH_ECCCLRR 0x10 /* Clear ECC */ #define FLASH_FLASHIO 0x14 /* Flash I/O */ #define FLASH_FLASHCTL 0x18 /* Flash Control */ #define FLASHCTL_CE0 (1 << 0) #define FLASHCTL_CLE (1 << 1) #define FLASHCTL_ALE (1 << 2) #define FLASHCTL_WP (1 << 3) #define FLASHCTL_CE1 (1 << 4) #define FLASHCTL_RYBY (1 << 5) #define FLASHCTL_NCE (FLASHCTL_CE0 | FLASHCTL_CE1) struct sl_nand_s { target_phys_addr_t target_base; struct nand_flash_s *nand; uint8_t ctl; struct ecc_state_s ecc; }; static uint32_t sl_readb(void *opaque, target_phys_addr_t addr) { struct sl_nand_s *s = (struct sl_nand_s *) opaque; int ryby; addr -= s->target_base; switch (addr) { #define BSHR(byte, from, to) ((s->ecc.lp[byte] >> (from - to)) & (1 << to)) case FLASH_ECCLPLB: return BSHR(0, 4, 0) | BSHR(0, 5, 2) | BSHR(0, 6, 4) | BSHR(0, 7, 6) | BSHR(1, 4, 1) | BSHR(1, 5, 3) | BSHR(1, 6, 5) | BSHR(1, 7, 7); #define BSHL(byte, from, to) ((s->ecc.lp[byte] << (to - from)) & (1 << to)) case FLASH_ECCLPUB: return BSHL(0, 0, 0) | BSHL(0, 1, 2) | BSHL(0, 2, 4) | BSHL(0, 3, 6) | BSHL(1, 0, 1) | BSHL(1, 1, 3) | BSHL(1, 2, 5) | BSHL(1, 3, 7); case FLASH_ECCCP: return s->ecc.cp; case FLASH_ECCCNTR: return s->ecc.count & 0xff; case FLASH_FLASHCTL: nand_getpins(s->nand, &ryby); if (ryby) return s->ctl | FLASHCTL_RYBY; else return s->ctl; case FLASH_FLASHIO: return ecc_digest(&s->ecc, nand_getio(s->nand)); default: spitz_printf("Bad register offset " REG_FMT "\n", addr); } return 0; } static void sl_writeb(void *opaque, target_phys_addr_t addr, uint32_t value) { struct sl_nand_s *s = (struct sl_nand_s *) opaque; addr -= s->target_base; switch (addr) { case FLASH_ECCCLRR: /* Value is ignored. */ ecc_reset(&s->ecc); break; case FLASH_FLASHCTL: s->ctl = value & 0xff & ~FLASHCTL_RYBY; nand_setpins(s->nand, s->ctl & FLASHCTL_CLE, s->ctl & FLASHCTL_ALE, s->ctl & FLASHCTL_NCE, s->ctl & FLASHCTL_WP, 0); break; case FLASH_FLASHIO: nand_setio(s->nand, ecc_digest(&s->ecc, value & 0xff)); break; default: spitz_printf("Bad register offset " REG_FMT "\n", addr); } } enum { FLASH_128M, FLASH_1024M, }; static void sl_flash_register(struct pxa2xx_state_s *cpu, int size) { int iomemtype; struct sl_nand_s *s; CPUReadMemoryFunc *sl_readfn[] = { sl_readb, sl_readb, sl_readb, }; CPUWriteMemoryFunc *sl_writefn[] = { sl_writeb, sl_writeb, sl_writeb, }; s = (struct sl_nand_s *) qemu_mallocz(sizeof(struct sl_nand_s)); s->target_base = FLASH_BASE; s->ctl = 0; if (size == FLASH_128M) s->nand = nand_init(NAND_MFR_SAMSUNG, 0x73); else if (size == FLASH_1024M) s->nand = nand_init(NAND_MFR_SAMSUNG, 0xf1); iomemtype = cpu_register_io_memory(0, sl_readfn, sl_writefn, s); cpu_register_physical_memory(s->target_base, 0x40, iomemtype); } /* Spitz Keyboard */ #define SPITZ_KEY_STROBE_NUM 11 #define SPITZ_KEY_SENSE_NUM 7 static const int spitz_gpio_key_sense[SPITZ_KEY_SENSE_NUM] = { 12, 17, 91, 34, 36, 38, 39 }; static const int spitz_gpio_key_strobe[SPITZ_KEY_STROBE_NUM] = { 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 }; /* Eighth additional row maps the special keys */ static int spitz_keymap[SPITZ_KEY_SENSE_NUM + 1][SPITZ_KEY_STROBE_NUM] = { { 0x1d, 0x02, 0x04, 0x06, 0x07, 0x08, 0x0a, 0x0b, 0x0e, 0x3f, 0x40 }, { -1 , 0x03, 0x05, 0x13, 0x15, 0x09, 0x17, 0x18, 0x19, 0x41, 0x42 }, { 0x0f, 0x10, 0x12, 0x14, 0x22, 0x16, 0x24, 0x25, -1 , -1 , -1 }, { 0x3c, 0x11, 0x1f, 0x21, 0x2f, 0x23, 0x32, 0x26, -1 , 0x36, -1 }, { 0x3b, 0x1e, 0x20, 0x2e, 0x30, 0x31, 0x34, -1 , 0x1c, 0x2a, -1 }, { 0x44, 0x2c, 0x2d, 0x0c, 0x39, 0x33, -1 , 0x48, -1 , -1 , 0x3d }, { 0x37, 0x38, -1 , 0x45, 0x57, 0x58, 0x4b, 0x50, 0x4d, -1 , -1 }, { 0x52, 0x43, 0x01, 0x47, 0x49, -1 , -1 , -1 , -1 , -1 , -1 }, }; #define SPITZ_GPIO_AK_INT 13 /* Remote control */ #define SPITZ_GPIO_SYNC 16 /* Sync button */ #define SPITZ_GPIO_ON_KEY 95 /* Power button */ #define SPITZ_GPIO_SWA 97 /* Lid */ #define SPITZ_GPIO_SWB 96 /* Tablet mode */ /* The special buttons are mapped to unused keys */ static const int spitz_gpiomap[5] = { SPITZ_GPIO_AK_INT, SPITZ_GPIO_SYNC, SPITZ_GPIO_ON_KEY, SPITZ_GPIO_SWA, SPITZ_GPIO_SWB, }; static int spitz_gpio_invert[5] = { 0, 0, 0, 0, 0, }; struct spitz_keyboard_s { struct pxa2xx_state_s *cpu; int keymap[0x80]; uint16_t keyrow[SPITZ_KEY_SENSE_NUM]; uint16_t strobe_state; uint16_t sense_state; uint16_t pre_map[0x100]; uint16_t modifiers; uint16_t imodifiers; uint8_t fifo[16]; int fifopos, fifolen; QEMUTimer *kbdtimer; }; static void spitz_keyboard_sense_update(struct spitz_keyboard_s *s) { int i; uint16_t strobe, sense = 0; for (i = 0; i < SPITZ_KEY_SENSE_NUM; i ++) { strobe = s->keyrow[i] & s->strobe_state; if (strobe) { sense |= 1 << i; if (!(s->sense_state & (1 << i))) pxa2xx_gpio_set(s->cpu->gpio, spitz_gpio_key_sense[i], 1); } else if (s->sense_state & (1 << i)) pxa2xx_gpio_set(s->cpu->gpio, spitz_gpio_key_sense[i], 0); } s->sense_state = sense; } static void spitz_keyboard_strobe(int line, int level, struct spitz_keyboard_s *s) { int i; for (i = 0; i < SPITZ_KEY_STROBE_NUM; i ++) if (spitz_gpio_key_strobe[i] == line) { if (level) s->strobe_state |= 1 << i; else s->strobe_state &= ~(1 << i); spitz_keyboard_sense_update(s); break; } } static void spitz_keyboard_keydown(struct spitz_keyboard_s *s, int keycode) { int spitz_keycode = s->keymap[keycode & 0x7f]; if (spitz_keycode == -1) return; /* Handle the additional keys */ if ((spitz_keycode >> 4) == SPITZ_KEY_SENSE_NUM) { pxa2xx_gpio_set(s->cpu->gpio, spitz_gpiomap[spitz_keycode & 0xf], (keycode < 0x80) ^ spitz_gpio_invert[spitz_keycode & 0xf]); return; } if (keycode & 0x80) s->keyrow[spitz_keycode >> 4] &= ~(1 << (spitz_keycode & 0xf)); else s->keyrow[spitz_keycode >> 4] |= 1 << (spitz_keycode & 0xf); spitz_keyboard_sense_update(s); } #define SHIFT (1 << 7) #define CTRL (1 << 8) #define FN (1 << 9) #define QUEUE_KEY(c) s->fifo[(s->fifopos + s->fifolen ++) & 0xf] = c static void spitz_keyboard_handler(struct spitz_keyboard_s *s, int keycode) { uint16_t code; int mapcode; switch (keycode) { case 0x2a: /* Left Shift */ s->modifiers |= 1; break; case 0xaa: s->modifiers &= ~1; break; case 0x36: /* Right Shift */ s->modifiers |= 2; break; case 0xb6: s->modifiers &= ~2; break; case 0x1d: /* Control */ s->modifiers |= 4; break; case 0x9d: s->modifiers &= ~4; break; case 0x38: /* Alt */ s->modifiers |= 8; break; case 0xb8: s->modifiers &= ~8; break; } code = s->pre_map[mapcode = ((s->modifiers & 3) ? (keycode | SHIFT) : (keycode & ~SHIFT))]; if (code != mapcode) { #if 0 if ((code & SHIFT) && !(s->modifiers & 1)) QUEUE_KEY(0x2a | (keycode & 0x80)); if ((code & CTRL ) && !(s->modifiers & 4)) QUEUE_KEY(0x1d | (keycode & 0x80)); if ((code & FN ) && !(s->modifiers & 8)) QUEUE_KEY(0x38 | (keycode & 0x80)); if ((code & FN ) && (s->modifiers & 1)) QUEUE_KEY(0x2a | (~keycode & 0x80)); if ((code & FN ) && (s->modifiers & 2)) QUEUE_KEY(0x36 | (~keycode & 0x80)); #else if (keycode & 0x80) { if ((s->imodifiers & 1 ) && !(s->modifiers & 1)) QUEUE_KEY(0x2a | 0x80); if ((s->imodifiers & 4 ) && !(s->modifiers & 4)) QUEUE_KEY(0x1d | 0x80); if ((s->imodifiers & 8 ) && !(s->modifiers & 8)) QUEUE_KEY(0x38 | 0x80); if ((s->imodifiers & 0x10) && (s->modifiers & 1)) QUEUE_KEY(0x2a); if ((s->imodifiers & 0x20) && (s->modifiers & 2)) QUEUE_KEY(0x36); s->imodifiers = 0; } else { if ((code & SHIFT) && !((s->modifiers | s->imodifiers) & 1)) { QUEUE_KEY(0x2a); s->imodifiers |= 1; } if ((code & CTRL ) && !((s->modifiers | s->imodifiers) & 4)) { QUEUE_KEY(0x1d); s->imodifiers |= 4; } if ((code & FN ) && !((s->modifiers | s->imodifiers) & 8)) { QUEUE_KEY(0x38); s->imodifiers |= 8; } if ((code & FN ) && (s->modifiers & 1) && !(s->imodifiers & 0x10)) { QUEUE_KEY(0x2a | 0x80); s->imodifiers |= 0x10; } if ((code & FN ) && (s->modifiers & 2) && !(s->imodifiers & 0x20)) { QUEUE_KEY(0x36 | 0x80); s->imodifiers |= 0x20; } } #endif } QUEUE_KEY((code & 0x7f) | (keycode & 0x80)); } static void spitz_keyboard_tick(void *opaque) { struct spitz_keyboard_s *s = (struct spitz_keyboard_s *) opaque; if (s->fifolen) { spitz_keyboard_keydown(s, s->fifo[s->fifopos ++]); s->fifolen --; if (s->fifopos >= 16) s->fifopos = 0; } qemu_mod_timer(s->kbdtimer, qemu_get_clock(vm_clock) + ticks_per_sec / 32); } static void spitz_keyboard_pre_map(struct spitz_keyboard_s *s) { int i; for (i = 0; i < 0x100; i ++) s->pre_map[i] = i; s->pre_map[0x02 | SHIFT ] = 0x02 | SHIFT; /* exclam */ s->pre_map[0x28 | SHIFT ] = 0x03 | SHIFT; /* quotedbl */ s->pre_map[0x04 | SHIFT ] = 0x04 | SHIFT; /* numbersign */ s->pre_map[0x05 | SHIFT ] = 0x05 | SHIFT; /* dollar */ s->pre_map[0x06 | SHIFT ] = 0x06 | SHIFT; /* percent */ s->pre_map[0x08 | SHIFT ] = 0x07 | SHIFT; /* ampersand */ s->pre_map[0x28 ] = 0x08 | SHIFT; /* apostrophe */ s->pre_map[0x0a | SHIFT ] = 0x09 | SHIFT; /* parenleft */ s->pre_map[0x0b | SHIFT ] = 0x0a | SHIFT; /* parenright */ s->pre_map[0x29 | SHIFT ] = 0x0b | SHIFT; /* asciitilde */ s->pre_map[0x03 | SHIFT ] = 0x0c | SHIFT; /* at */ s->pre_map[0xd3 ] = 0x0e | FN; /* Delete */ s->pre_map[0x3a ] = 0x0f | FN; /* Caps_Lock */ s->pre_map[0x07 | SHIFT ] = 0x11 | FN; /* asciicircum */ s->pre_map[0x0d ] = 0x12 | FN; /* equal */ s->pre_map[0x0d | SHIFT ] = 0x13 | FN; /* plus */ s->pre_map[0x1a ] = 0x14 | FN; /* bracketleft */ s->pre_map[0x1b ] = 0x15 | FN; /* bracketright */ s->pre_map[0x27 ] = 0x22 | FN; /* semicolon */ s->pre_map[0x27 | SHIFT ] = 0x23 | FN; /* colon */ s->pre_map[0x09 | SHIFT ] = 0x24 | FN; /* asterisk */ s->pre_map[0x2b ] = 0x25 | FN; /* backslash */ s->pre_map[0x2b | SHIFT ] = 0x26 | FN; /* bar */ s->pre_map[0x0c | SHIFT ] = 0x30 | FN; /* underscore */ s->pre_map[0x35 ] = 0x33 | SHIFT; /* slash */ s->pre_map[0x35 | SHIFT ] = 0x34 | SHIFT; /* question */ s->pre_map[0x49 ] = 0x48 | FN; /* Page_Up */ s->pre_map[0x51 ] = 0x50 | FN; /* Page_Down */ s->modifiers = 0; s->imodifiers = 0; s->fifopos = 0; s->fifolen = 0; s->kbdtimer = qemu_new_timer(vm_clock, spitz_keyboard_tick, s); spitz_keyboard_tick(s); } #undef SHIFT #undef CTRL #undef FN static void spitz_keyboard_register(struct pxa2xx_state_s *cpu) { int i, j; struct spitz_keyboard_s *s; s = (struct spitz_keyboard_s *) qemu_mallocz(sizeof(struct spitz_keyboard_s)); memset(s, 0, sizeof(struct spitz_keyboard_s)); s->cpu = cpu; for (i = 0; i < 0x80; i ++) s->keymap[i] = -1; for (i = 0; i < SPITZ_KEY_SENSE_NUM + 1; i ++) for (j = 0; j < SPITZ_KEY_STROBE_NUM; j ++) if (spitz_keymap[i][j] != -1) s->keymap[spitz_keymap[i][j]] = (i << 4) | j; for (i = 0; i < SPITZ_KEY_STROBE_NUM; i ++) pxa2xx_gpio_handler_set(cpu->gpio, spitz_gpio_key_strobe[i], (gpio_handler_t) spitz_keyboard_strobe, s); spitz_keyboard_pre_map(s); qemu_add_kbd_event_handler((QEMUPutKBDEvent *) spitz_keyboard_handler, s); } /* SCOOP devices */ struct scoop_info_s { target_phys_addr_t target_base; uint16_t status; uint16_t power; uint32_t gpio_level; uint32_t gpio_dir; uint32_t prev_level; struct { gpio_handler_t fn; void *opaque; } handler[16]; uint16_t mcr; uint16_t cdr; uint16_t ccr; uint16_t irr; uint16_t imr; uint16_t isr; uint16_t gprr; }; #define SCOOP_MCR 0x00 #define SCOOP_CDR 0x04 #define SCOOP_CSR 0x08 #define SCOOP_CPR 0x0c #define SCOOP_CCR 0x10 #define SCOOP_IRR_IRM 0x14 #define SCOOP_IMR 0x18 #define SCOOP_ISR 0x1c #define SCOOP_GPCR 0x20 #define SCOOP_GPWR 0x24 #define SCOOP_GPRR 0x28 static inline void scoop_gpio_handler_update(struct scoop_info_s *s) { uint32_t level, diff; int bit; level = s->gpio_level & s->gpio_dir; for (diff = s->prev_level ^ level; diff; diff ^= 1 << bit) { bit = ffs(diff) - 1; if (s->handler[bit].fn) s->handler[bit].fn(bit, (level >> bit) & 1, s->handler[bit].opaque); } s->prev_level = level; } static uint32_t scoop_readb(void *opaque, target_phys_addr_t addr) { struct scoop_info_s *s = (struct scoop_info_s *) opaque; addr -= s->target_base; switch (addr) { case SCOOP_MCR: return s->mcr; case SCOOP_CDR: return s->cdr; case SCOOP_CSR: return s->status; case SCOOP_CPR: return s->power; case SCOOP_CCR: return s->ccr; case SCOOP_IRR_IRM: return s->irr; case SCOOP_IMR: return s->imr; case SCOOP_ISR: return s->isr; case SCOOP_GPCR: return s->gpio_dir; case SCOOP_GPWR: return s->gpio_level; case SCOOP_GPRR: return s->gprr; default: spitz_printf("Bad register offset " REG_FMT "\n", addr); } return 0; } static void scoop_writeb(void *opaque, target_phys_addr_t addr, uint32_t value) { struct scoop_info_s *s = (struct scoop_info_s *) opaque; addr -= s->target_base; value &= 0xffff; switch (addr) { case SCOOP_MCR: s->mcr = value; break; case SCOOP_CDR: s->cdr = value; break; case SCOOP_CPR: s->power = value; if (value & 0x80) s->power |= 0x8040; break; case SCOOP_CCR: s->ccr = value; break; case SCOOP_IRR_IRM: s->irr = value; break; case SCOOP_IMR: s->imr = value; break; case SCOOP_ISR: s->isr = value; break; case SCOOP_GPCR: s->gpio_dir = value; scoop_gpio_handler_update(s); break; case SCOOP_GPWR: s->gpio_level = value & s->gpio_dir; scoop_gpio_handler_update(s); break; case SCOOP_GPRR: s->gprr = value; break; default: spitz_printf("Bad register offset " REG_FMT "\n", addr); } } CPUReadMemoryFunc *scoop_readfn[] = { scoop_readb, scoop_readb, scoop_readb, }; CPUWriteMemoryFunc *scoop_writefn[] = { scoop_writeb, scoop_writeb, scoop_writeb, }; static inline void scoop_gpio_set(struct scoop_info_s *s, int line, int level) { if (line >= 16) { spitz_printf("No GPIO pin %i\n", line); return; } if (level) s->gpio_level |= (1 << line); else s->gpio_level &= ~(1 << line); } static inline void scoop_gpio_handler_set(struct scoop_info_s *s, int line, gpio_handler_t handler, void *opaque) { if (line >= 16) { spitz_printf("No GPIO pin %i\n", line); return; } s->handler[line].fn = handler; s->handler[line].opaque = opaque; } static struct scoop_info_s *spitz_scoop_init(struct pxa2xx_state_s *cpu, int count) { int iomemtype; struct scoop_info_s *s; s = (struct scoop_info_s *) qemu_mallocz(sizeof(struct scoop_info_s) * 2); memset(s, 0, sizeof(struct scoop_info_s) * count); s[0].target_base = 0x10800000; s[1].target_base = 0x08800040; /* Ready */ s[0].status = 0x02; s[1].status = 0x02; iomemtype = cpu_register_io_memory(0, scoop_readfn, scoop_writefn, &s[0]); cpu_register_physical_memory(s[0].target_base, 0xfff, iomemtype); if (count < 2) return s; iomemtype = cpu_register_io_memory(0, scoop_readfn, scoop_writefn, &s[1]); cpu_register_physical_memory(s[1].target_base, 0xfff, iomemtype); return s; } /* LCD backlight controller */ #define LCDTG_RESCTL 0x00 #define LCDTG_PHACTRL 0x01 #define LCDTG_DUTYCTRL 0x02 #define LCDTG_POWERREG0 0x03 #define LCDTG_POWERREG1 0x04 #define LCDTG_GPOR3 0x05 #define LCDTG_PICTRL 0x06 #define LCDTG_POLCTRL 0x07 static int bl_intensity, bl_power; static void spitz_bl_update(struct pxa2xx_state_s *s) { if (bl_power && bl_intensity) spitz_printf("LCD Backlight now at %i/63\n", bl_intensity); else spitz_printf("LCD Backlight now off\n"); } static void spitz_bl_bit5(int line, int level, void *opaque) { int prev = bl_intensity; if (level) bl_intensity &= ~0x20; else bl_intensity |= 0x20; if (bl_power && prev != bl_intensity) spitz_bl_update((struct pxa2xx_state_s *) opaque); } static void spitz_bl_power(int line, int level, void *opaque) { bl_power = !!level; spitz_bl_update((struct pxa2xx_state_s *) opaque); } static void spitz_lcdtg_dac_put(void *opaque, uint8_t cmd) { int addr, value; addr = cmd >> 5; value = cmd & 0x1f; switch (addr) { case LCDTG_RESCTL: if (value) spitz_printf("LCD in QVGA mode\n"); else spitz_printf("LCD in VGA mode\n"); break; case LCDTG_DUTYCTRL: bl_intensity &= ~0x1f; bl_intensity |= value; if (bl_power) spitz_bl_update((struct pxa2xx_state_s *) opaque); break; case LCDTG_POWERREG0: /* Set common voltage to M62332FP */ break; } } /* SSP devices */ #define CORGI_SSP_PORT 2 #define SPITZ_GPIO_LCDCON_CS 53 #define SPITZ_GPIO_ADS7846_CS 14 #define SPITZ_GPIO_MAX1111_CS 20 #define SPITZ_GPIO_TP_INT 11 static int lcd_en, ads_en, max_en; static struct max111x_s *max1111; static struct ads7846_state_s *ads7846; /* "Demux" the signal based on current chipselect */ static uint32_t corgi_ssp_read(void *opaque) { if (lcd_en) return 0; if (ads_en) return ads7846_read(ads7846); if (max_en) return max111x_read(max1111); return 0; } static void corgi_ssp_write(void *opaque, uint32_t value) { if (lcd_en) spitz_lcdtg_dac_put(opaque, value); if (ads_en) ads7846_write(ads7846, value); if (max_en) max111x_write(max1111, value); } static void corgi_ssp_gpio_cs(int line, int level, struct pxa2xx_state_s *s) { if (line == SPITZ_GPIO_LCDCON_CS) lcd_en = !level; else if (line == SPITZ_GPIO_ADS7846_CS) ads_en = !level; else if (line == SPITZ_GPIO_MAX1111_CS) max_en = !level; } #define MAX1111_BATT_VOLT 1 #define MAX1111_BATT_TEMP 2 #define MAX1111_ACIN_VOLT 3 #define SPITZ_BATTERY_TEMP 0xe0 /* About 2.9V */ #define SPITZ_BATTERY_VOLT 0xd0 /* About 4.0V */ #define SPITZ_CHARGEON_ACIN 0x80 /* About 5.0V */ static void spitz_adc_temp_on(int line, int level, void *opaque) { if (!max1111) return; if (level) max111x_set_input(max1111, MAX1111_BATT_TEMP, SPITZ_BATTERY_TEMP); else max111x_set_input(max1111, MAX1111_BATT_TEMP, 0); } static void spitz_pendown_set(void *opaque, int line, int level) { struct pxa2xx_state_s *cpu = (struct pxa2xx_state_s *) opaque; pxa2xx_gpio_set(cpu->gpio, SPITZ_GPIO_TP_INT, level); } static void spitz_ssp_attach(struct pxa2xx_state_s *cpu) { lcd_en = ads_en = max_en = 0; ads7846 = ads7846_init(qemu_allocate_irqs(spitz_pendown_set, cpu, 1)[0]); max1111 = max1111_init(0); max111x_set_input(max1111, MAX1111_BATT_VOLT, SPITZ_BATTERY_VOLT); max111x_set_input(max1111, MAX1111_BATT_TEMP, 0); max111x_set_input(max1111, MAX1111_ACIN_VOLT, SPITZ_CHARGEON_ACIN); pxa2xx_ssp_attach(cpu->ssp[CORGI_SSP_PORT - 1], corgi_ssp_read, corgi_ssp_write, cpu); pxa2xx_gpio_handler_set(cpu->gpio, SPITZ_GPIO_LCDCON_CS, (gpio_handler_t) corgi_ssp_gpio_cs, cpu); pxa2xx_gpio_handler_set(cpu->gpio, SPITZ_GPIO_ADS7846_CS, (gpio_handler_t) corgi_ssp_gpio_cs, cpu); pxa2xx_gpio_handler_set(cpu->gpio, SPITZ_GPIO_MAX1111_CS, (gpio_handler_t) corgi_ssp_gpio_cs, cpu); bl_intensity = 0x20; bl_power = 0; } /* CF Microdrive */ static void spitz_microdrive_attach(struct pxa2xx_state_s *cpu) { struct pcmcia_card_s *md; BlockDriverState *bs = bs_table[0]; if (bs && bdrv_is_inserted(bs) && !bdrv_is_removable(bs)) { md = dscm1xxxx_init(bs); pxa2xx_pcmcia_attach(cpu->pcmcia[0], md); } } /* Other peripherals */ static void spitz_charge_switch(int line, int level, void *opaque) { spitz_printf("Charging %s.\n", level ? "off" : "on"); } static void spitz_discharge_switch(int line, int level, void *opaque) { spitz_printf("Discharging %s.\n", level ? "on" : "off"); } static void spitz_greenled_switch(int line, int level, void *opaque) { spitz_printf("Green LED %s.\n", level ? "on" : "off"); } static void spitz_orangeled_switch(int line, int level, void *opaque) { spitz_printf("Orange LED %s.\n", level ? "on" : "off"); } #define SPITZ_SCP_LED_GREEN 1 #define SPITZ_SCP_JK_B 2 #define SPITZ_SCP_CHRG_ON 3 #define SPITZ_SCP_MUTE_L 4 #define SPITZ_SCP_MUTE_R 5 #define SPITZ_SCP_CF_POWER 6 #define SPITZ_SCP_LED_ORANGE 7 #define SPITZ_SCP_JK_A 8 #define SPITZ_SCP_ADC_TEMP_ON 9 #define SPITZ_SCP2_IR_ON 1 #define SPITZ_SCP2_AKIN_PULLUP 2 #define SPITZ_SCP2_BACKLIGHT_CONT 7 #define SPITZ_SCP2_BACKLIGHT_ON 8 #define SPITZ_SCP2_MIC_BIAS 9 static void spitz_scoop_gpio_setup(struct pxa2xx_state_s *cpu, struct scoop_info_s *scp, int num) { scoop_gpio_handler_set(&scp[0], SPITZ_SCP_CHRG_ON, spitz_charge_switch, cpu); scoop_gpio_handler_set(&scp[0], SPITZ_SCP_JK_B, spitz_discharge_switch, cpu); scoop_gpio_handler_set(&scp[0], SPITZ_SCP_LED_GREEN, spitz_greenled_switch, cpu); scoop_gpio_handler_set(&scp[0], SPITZ_SCP_LED_ORANGE, spitz_orangeled_switch, cpu); if (num >= 2) { scoop_gpio_handler_set(&scp[1], SPITZ_SCP2_BACKLIGHT_CONT, spitz_bl_bit5, cpu); scoop_gpio_handler_set(&scp[1], SPITZ_SCP2_BACKLIGHT_ON, spitz_bl_power, cpu); } scoop_gpio_handler_set(&scp[0], SPITZ_SCP_ADC_TEMP_ON, spitz_adc_temp_on, cpu); } #define SPITZ_GPIO_HSYNC 22 #define SPITZ_GPIO_SD_DETECT 9 #define SPITZ_GPIO_SD_WP 81 #define SPITZ_GPIO_ON_RESET 89 #define SPITZ_GPIO_BAT_COVER 90 #define SPITZ_GPIO_CF1_IRQ 105 #define SPITZ_GPIO_CF1_CD 94 #define SPITZ_GPIO_CF2_IRQ 106 #define SPITZ_GPIO_CF2_CD 93 int spitz_hsync; static void spitz_lcd_hsync_handler(void *opaque) { struct pxa2xx_state_s *cpu = (struct pxa2xx_state_s *) opaque; pxa2xx_gpio_set(cpu->gpio, SPITZ_GPIO_HSYNC, spitz_hsync); spitz_hsync ^= 1; } static void spitz_mmc_coverswitch_change(void *opaque, int in) { struct pxa2xx_state_s *cpu = (struct pxa2xx_state_s *) opaque; pxa2xx_gpio_set(cpu->gpio, SPITZ_GPIO_SD_DETECT, in); } static void spitz_mmc_writeprotect_change(void *opaque, int wp) { struct pxa2xx_state_s *cpu = (struct pxa2xx_state_s *) opaque; pxa2xx_gpio_set(cpu->gpio, SPITZ_GPIO_SD_WP, wp); } static void spitz_pcmcia_cb(void *opaque, int line, int level) { struct pxa2xx_state_s *cpu = (struct pxa2xx_state_s *) opaque; static const int gpio_map[] = { SPITZ_GPIO_CF1_IRQ, SPITZ_GPIO_CF1_CD, SPITZ_GPIO_CF2_IRQ, SPITZ_GPIO_CF2_CD, }; pxa2xx_gpio_set(cpu->gpio, gpio_map[line], level); } static void spitz_gpio_setup(struct pxa2xx_state_s *cpu, int slots) { qemu_irq *pcmcia_cb; /* * Bad hack: We toggle the LCD hsync GPIO on every GPIO status * read to satisfy broken guests that poll-wait for hsync. * Simulating a real hsync event would be less practical and * wouldn't guarantee that a guest ever exits the loop. */ spitz_hsync = 0; pxa2xx_gpio_read_notifier(cpu->gpio, spitz_lcd_hsync_handler, cpu); pxa2xx_lcd_vsync_cb(cpu->lcd, spitz_lcd_hsync_handler, cpu); /* MMC/SD host */ pxa2xx_mmci_handlers(cpu->mmc, cpu, spitz_mmc_writeprotect_change, spitz_mmc_coverswitch_change); /* Battery lock always closed */ pxa2xx_gpio_set(cpu->gpio, SPITZ_GPIO_BAT_COVER, 1); /* Handle reset */ pxa2xx_gpio_handler_set(cpu->gpio, SPITZ_GPIO_ON_RESET, pxa2xx_reset, cpu); /* PCMCIA signals: card's IRQ and Card-Detect */ pcmcia_cb = qemu_allocate_irqs(spitz_pcmcia_cb, cpu, slots * 2); if (slots >= 1) pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0], pcmcia_cb[0], pcmcia_cb[1]); if (slots >= 2) pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1], pcmcia_cb[2], pcmcia_cb[3]); /* Initialise the screen rotation related signals */ spitz_gpio_invert[3] = 0; /* Always open */ if (graphic_rotate) { /* Tablet mode */ spitz_gpio_invert[4] = 0; } else { /* Portrait mode */ spitz_gpio_invert[4] = 1; } pxa2xx_gpio_set(cpu->gpio, SPITZ_GPIO_SWA, spitz_gpio_invert[3]); pxa2xx_gpio_set(cpu->gpio, SPITZ_GPIO_SWB, spitz_gpio_invert[4]); } /* Write the bootloader parameters memory area. */ #define MAGIC_CHG(a, b, c, d) ((d << 24) | (c << 16) | (b << 8) | a) struct __attribute__ ((__packed__)) sl_param_info { uint32_t comadj_keyword; int32_t comadj; uint32_t uuid_keyword; char uuid[16]; uint32_t touch_keyword; int32_t touch_xp; int32_t touch_yp; int32_t touch_xd; int32_t touch_yd; uint32_t adadj_keyword; int32_t adadj; uint32_t phad_keyword; int32_t phadadj; } spitz_bootparam = { .comadj_keyword = MAGIC_CHG('C', 'M', 'A', 'D'), .comadj = 125, .uuid_keyword = MAGIC_CHG('U', 'U', 'I', 'D'), .uuid = { -1 }, .touch_keyword = MAGIC_CHG('T', 'U', 'C', 'H'), .touch_xp = -1, .adadj_keyword = MAGIC_CHG('B', 'V', 'A', 'D'), .adadj = -1, .phad_keyword = MAGIC_CHG('P', 'H', 'A', 'D'), .phadadj = 0x01, }; static void sl_bootparam_write(uint32_t ptr) { memcpy(phys_ram_base + ptr, &spitz_bootparam, sizeof(struct sl_param_info)); } #define SL_PXA_PARAM_BASE 0xa0000a00 /* Board init. */ enum spitz_model_e { spitz, akita, borzoi, terrier }; static void spitz_common_init(int ram_size, int vga_ram_size, DisplayState *ds, const char *kernel_filename, const char *kernel_cmdline, const char *initrd_filename, enum spitz_model_e model, int arm_id) { uint32_t spitz_ram = 0x04000000; uint32_t spitz_rom = 0x00800000; struct pxa2xx_state_s *cpu; struct scoop_info_s *scp; cpu = pxa270_init(ds, (model == terrier) ? "c5" : "c0"); /* Setup memory */ if (ram_size < spitz_ram + spitz_rom) { fprintf(stderr, "This platform requires %i bytes of memory\n", spitz_ram + spitz_rom); exit(1); } cpu_register_physical_memory(PXA2XX_RAM_BASE, spitz_ram, IO_MEM_RAM); sl_flash_register(cpu, (model == spitz) ? FLASH_128M : FLASH_1024M); cpu_register_physical_memory(0, spitz_rom, spitz_ram | IO_MEM_ROM); /* Setup peripherals */ spitz_keyboard_register(cpu); spitz_ssp_attach(cpu); scp = spitz_scoop_init(cpu, (model == akita) ? 1 : 2); spitz_scoop_gpio_setup(cpu, scp, (model == akita) ? 1 : 2); spitz_gpio_setup(cpu, (model == akita) ? 1 : 2); if (model == terrier) /* A 6.0 GB microdrive is permanently sitting in CF slot 0. */ spitz_microdrive_attach(cpu); else if (model != akita) /* A 4.0 GB microdrive is permanently sitting in CF slot 0. */ spitz_microdrive_attach(cpu); /* Setup initial (reset) machine state */ cpu->env->regs[15] = PXA2XX_RAM_BASE; arm_load_kernel(cpu->env, ram_size, kernel_filename, kernel_cmdline, initrd_filename, arm_id, PXA2XX_RAM_BASE); sl_bootparam_write(SL_PXA_PARAM_BASE - PXA2XX_RAM_BASE); } static void spitz_init(int ram_size, int vga_ram_size, int boot_device, DisplayState *ds, const char **fd_filename, int snapshot, const char *kernel_filename, const char *kernel_cmdline, const char *initrd_filename, const char *cpu_model) { spitz_common_init(ram_size, vga_ram_size, ds, kernel_filename, kernel_cmdline, initrd_filename, spitz, 0x2c9); } static void borzoi_init(int ram_size, int vga_ram_size, int boot_device, DisplayState *ds, const char **fd_filename, int snapshot, const char *kernel_filename, const char *kernel_cmdline, const char *initrd_filename, const char *cpu_model) { spitz_common_init(ram_size, vga_ram_size, ds, kernel_filename, kernel_cmdline, initrd_filename, borzoi, 0x33f); } static void akita_init(int ram_size, int vga_ram_size, int boot_device, DisplayState *ds, const char **fd_filename, int snapshot, const char *kernel_filename, const char *kernel_cmdline, const char *initrd_filename, const char *cpu_model) { spitz_common_init(ram_size, vga_ram_size, ds, kernel_filename, kernel_cmdline, initrd_filename, akita, 0x2e8); } static void terrier_init(int ram_size, int vga_ram_size, int boot_device, DisplayState *ds, const char **fd_filename, int snapshot, const char *kernel_filename, const char *kernel_cmdline, const char *initrd_filename, const char *cpu_model) { spitz_common_init(ram_size, vga_ram_size, ds, kernel_filename, kernel_cmdline, initrd_filename, terrier, 0x33f); } QEMUMachine akitapda_machine = { "akita", "Akita PDA (PXA270)", akita_init, }; QEMUMachine spitzpda_machine = { "spitz", "Spitz PDA (PXA270)", spitz_init, }; QEMUMachine borzoipda_machine = { "borzoi", "Borzoi PDA (PXA270)", borzoi_init, }; QEMUMachine terrierpda_machine = { "terrier", "Terrier PDA (PXA270)", terrier_init, };