--- /dev/null
+/*
+ * PXA270-based Clamshell PDA platforms.
+ *
+ * Copyright (c) 2006 Openedhand Ltd.
+ * Written by Andrzej Zaborowski <balrog@zabor.org>
+ *
+ * This code is licensed under the GNU GPL v2.
+ *
+ * Contributions after 2012-01-13 are licensed under the terms of the
+ * GNU GPL, version 2 or (at your option) any later version.
+ */
+
+#include "hw/hw.h"
+#include "hw/arm/pxa.h"
+#include "hw/arm/arm.h"
+#include "sysemu/sysemu.h"
+#include "hw/pcmcia.h"
+#include "hw/i2c/i2c.h"
+#include "hw/ssi.h"
+#include "hw/block/flash.h"
+#include "qemu/timer.h"
+#include "hw/devices.h"
+#include "hw/arm/sharpsl.h"
+#include "ui/console.h"
+#include "audio/audio.h"
+#include "hw/boards.h"
+#include "sysemu/block-backend.h"
+#include "hw/sysbus.h"
+#include "exec/address-spaces.h"
+
+#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)
+
+#define TYPE_SL_NAND "sl-nand"
+#define SL_NAND(obj) OBJECT_CHECK(SLNANDState, (obj), TYPE_SL_NAND)
+
+typedef struct {
+ SysBusDevice parent_obj;
+
+ MemoryRegion iomem;
+ DeviceState *nand;
+ uint8_t ctl;
+ uint8_t manf_id;
+ uint8_t chip_id;
+ ECCState ecc;
+} SLNANDState;
+
+static uint64_t sl_read(void *opaque, hwaddr addr, unsigned size)
+{
+ SLNANDState *s = (SLNANDState *) opaque;
+ int ryby;
+
+ 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:
+ if (size == 4) {
+ return ecc_digest(&s->ecc, nand_getio(s->nand)) |
+ (ecc_digest(&s->ecc, nand_getio(s->nand)) << 16);
+ }
+ return ecc_digest(&s->ecc, nand_getio(s->nand));
+
+ default:
+ zaurus_printf("Bad register offset " REG_FMT "\n", (unsigned long)addr);
+ }
+ return 0;
+}
+
+static void sl_write(void *opaque, hwaddr addr,
+ uint64_t value, unsigned size)
+{
+ SLNANDState *s = (SLNANDState *) opaque;
+
+ 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:
+ zaurus_printf("Bad register offset " REG_FMT "\n", (unsigned long)addr);
+ }
+}
+
+enum {
+ FLASH_128M,
+ FLASH_1024M,
+};
+
+static const MemoryRegionOps sl_ops = {
+ .read = sl_read,
+ .write = sl_write,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+};
+
+static void sl_flash_register(PXA2xxState *cpu, int size)
+{
+ DeviceState *dev;
+
+ dev = qdev_create(NULL, TYPE_SL_NAND);
+
+ qdev_prop_set_uint8(dev, "manf_id", NAND_MFR_SAMSUNG);
+ if (size == FLASH_128M)
+ qdev_prop_set_uint8(dev, "chip_id", 0x73);
+ else if (size == FLASH_1024M)
+ qdev_prop_set_uint8(dev, "chip_id", 0xf1);
+
+ qdev_init_nofail(dev);
+ sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, FLASH_BASE);
+}
+
+static int sl_nand_init(SysBusDevice *dev)
+{
+ SLNANDState *s = SL_NAND(dev);
+ DriveInfo *nand;
+
+ s->ctl = 0;
+ /* FIXME use a qdev drive property instead of drive_get() */
+ nand = drive_get(IF_MTD, 0, 0);
+ s->nand = nand_init(nand ? blk_by_legacy_dinfo(nand) : NULL,
+ s->manf_id, s->chip_id);
+
+ memory_region_init_io(&s->iomem, OBJECT(s), &sl_ops, s, "sl", 0x40);
+ sysbus_init_mmio(dev, &s->iomem);
+
+ return 0;
+}
+
+/* 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 , 0x38 },
+ { 0x37, 0x3d, -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,
+};
+
+#define TYPE_SPITZ_KEYBOARD "spitz-keyboard"
+#define SPITZ_KEYBOARD(obj) \
+ OBJECT_CHECK(SpitzKeyboardState, (obj), TYPE_SPITZ_KEYBOARD)
+
+typedef struct {
+ SysBusDevice parent_obj;
+
+ qemu_irq sense[SPITZ_KEY_SENSE_NUM];
+ qemu_irq gpiomap[5];
+ 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;
+} SpitzKeyboardState;
+
+static void spitz_keyboard_sense_update(SpitzKeyboardState *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)))
+ qemu_irq_raise(s->sense[i]);
+ } else if (s->sense_state & (1 << i))
+ qemu_irq_lower(s->sense[i]);
+ }
+
+ s->sense_state = sense;
+}
+
+static void spitz_keyboard_strobe(void *opaque, int line, int level)
+{
+ SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
+
+ if (level)
+ s->strobe_state |= 1 << line;
+ else
+ s->strobe_state &= ~(1 << line);
+ spitz_keyboard_sense_update(s);
+}
+
+static void spitz_keyboard_keydown(SpitzKeyboardState *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) {
+ qemu_set_irq(s->gpiomap[spitz_keycode & 0xf], (keycode < 0x80));
+ 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 SPITZ_MOD_SHIFT (1 << 7)
+#define SPITZ_MOD_CTRL (1 << 8)
+#define SPITZ_MOD_FN (1 << 9)
+
+#define QUEUE_KEY(c) s->fifo[(s->fifopos + s->fifolen ++) & 0xf] = c
+
+static void spitz_keyboard_handler(void *opaque, int keycode)
+{
+ SpitzKeyboardState *s = opaque;
+ 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 | SPITZ_MOD_SHIFT) :
+ (keycode & ~SPITZ_MOD_SHIFT))];
+
+ if (code != mapcode) {
+#if 0
+ if ((code & SPITZ_MOD_SHIFT) && !(s->modifiers & 1)) {
+ QUEUE_KEY(0x2a | (keycode & 0x80));
+ }
+ if ((code & SPITZ_MOD_CTRL) && !(s->modifiers & 4)) {
+ QUEUE_KEY(0x1d | (keycode & 0x80));
+ }
+ if ((code & SPITZ_MOD_FN) && !(s->modifiers & 8)) {
+ QUEUE_KEY(0x38 | (keycode & 0x80));
+ }
+ if ((code & SPITZ_MOD_FN) && (s->modifiers & 1)) {
+ QUEUE_KEY(0x2a | (~keycode & 0x80));
+ }
+ if ((code & SPITZ_MOD_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 & SPITZ_MOD_SHIFT) &&
+ !((s->modifiers | s->imodifiers) & 1)) {
+ QUEUE_KEY(0x2a);
+ s->imodifiers |= 1;
+ }
+ if ((code & SPITZ_MOD_CTRL) &&
+ !((s->modifiers | s->imodifiers) & 4)) {
+ QUEUE_KEY(0x1d);
+ s->imodifiers |= 4;
+ }
+ if ((code & SPITZ_MOD_FN) &&
+ !((s->modifiers | s->imodifiers) & 8)) {
+ QUEUE_KEY(0x38);
+ s->imodifiers |= 8;
+ }
+ if ((code & SPITZ_MOD_FN) && (s->modifiers & 1) &&
+ !(s->imodifiers & 0x10)) {
+ QUEUE_KEY(0x2a | 0x80);
+ s->imodifiers |= 0x10;
+ }
+ if ((code & SPITZ_MOD_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)
+{
+ SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
+
+ if (s->fifolen) {
+ spitz_keyboard_keydown(s, s->fifo[s->fifopos ++]);
+ s->fifolen --;
+ if (s->fifopos >= 16)
+ s->fifopos = 0;
+ }
+
+ timer_mod(s->kbdtimer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) +
+ get_ticks_per_sec() / 32);
+}
+
+static void spitz_keyboard_pre_map(SpitzKeyboardState *s)
+{
+ int i;
+ for (i = 0; i < 0x100; i ++)
+ s->pre_map[i] = i;
+ s->pre_map[0x02 | SPITZ_MOD_SHIFT] = 0x02 | SPITZ_MOD_SHIFT; /* exclam */
+ s->pre_map[0x28 | SPITZ_MOD_SHIFT] = 0x03 | SPITZ_MOD_SHIFT; /* quotedbl */
+ s->pre_map[0x04 | SPITZ_MOD_SHIFT] = 0x04 | SPITZ_MOD_SHIFT; /* # */
+ s->pre_map[0x05 | SPITZ_MOD_SHIFT] = 0x05 | SPITZ_MOD_SHIFT; /* dollar */
+ s->pre_map[0x06 | SPITZ_MOD_SHIFT] = 0x06 | SPITZ_MOD_SHIFT; /* percent */
+ s->pre_map[0x08 | SPITZ_MOD_SHIFT] = 0x07 | SPITZ_MOD_SHIFT; /* ampersand */
+ s->pre_map[0x28] = 0x08 | SPITZ_MOD_SHIFT; /* ' */
+ s->pre_map[0x0a | SPITZ_MOD_SHIFT] = 0x09 | SPITZ_MOD_SHIFT; /* ( */
+ s->pre_map[0x0b | SPITZ_MOD_SHIFT] = 0x0a | SPITZ_MOD_SHIFT; /* ) */
+ s->pre_map[0x29 | SPITZ_MOD_SHIFT] = 0x0b | SPITZ_MOD_SHIFT; /* tilde */
+ s->pre_map[0x03 | SPITZ_MOD_SHIFT] = 0x0c | SPITZ_MOD_SHIFT; /* at */
+ s->pre_map[0xd3] = 0x0e | SPITZ_MOD_FN; /* Delete */
+ s->pre_map[0x3a] = 0x0f | SPITZ_MOD_FN; /* Caps_Lock */
+ s->pre_map[0x07 | SPITZ_MOD_SHIFT] = 0x11 | SPITZ_MOD_FN; /* ^ */
+ s->pre_map[0x0d] = 0x12 | SPITZ_MOD_FN; /* equal */
+ s->pre_map[0x0d | SPITZ_MOD_SHIFT] = 0x13 | SPITZ_MOD_FN; /* plus */
+ s->pre_map[0x1a] = 0x14 | SPITZ_MOD_FN; /* [ */
+ s->pre_map[0x1b] = 0x15 | SPITZ_MOD_FN; /* ] */
+ s->pre_map[0x1a | SPITZ_MOD_SHIFT] = 0x16 | SPITZ_MOD_FN; /* { */
+ s->pre_map[0x1b | SPITZ_MOD_SHIFT] = 0x17 | SPITZ_MOD_FN; /* } */
+ s->pre_map[0x27] = 0x22 | SPITZ_MOD_FN; /* semicolon */
+ s->pre_map[0x27 | SPITZ_MOD_SHIFT] = 0x23 | SPITZ_MOD_FN; /* colon */
+ s->pre_map[0x09 | SPITZ_MOD_SHIFT] = 0x24 | SPITZ_MOD_FN; /* asterisk */
+ s->pre_map[0x2b] = 0x25 | SPITZ_MOD_FN; /* backslash */
+ s->pre_map[0x2b | SPITZ_MOD_SHIFT] = 0x26 | SPITZ_MOD_FN; /* bar */
+ s->pre_map[0x0c | SPITZ_MOD_SHIFT] = 0x30 | SPITZ_MOD_FN; /* _ */
+ s->pre_map[0x33 | SPITZ_MOD_SHIFT] = 0x33 | SPITZ_MOD_FN; /* less */
+ s->pre_map[0x35] = 0x33 | SPITZ_MOD_SHIFT; /* slash */
+ s->pre_map[0x34 | SPITZ_MOD_SHIFT] = 0x34 | SPITZ_MOD_FN; /* greater */
+ s->pre_map[0x35 | SPITZ_MOD_SHIFT] = 0x34 | SPITZ_MOD_SHIFT; /* question */
+ s->pre_map[0x49] = 0x48 | SPITZ_MOD_FN; /* Page_Up */
+ s->pre_map[0x51] = 0x50 | SPITZ_MOD_FN; /* Page_Down */
+
+ s->modifiers = 0;
+ s->imodifiers = 0;
+ s->fifopos = 0;
+ s->fifolen = 0;
+}
+
+#undef SPITZ_MOD_SHIFT
+#undef SPITZ_MOD_CTRL
+#undef SPITZ_MOD_FN
+
+static int spitz_keyboard_post_load(void *opaque, int version_id)
+{
+ SpitzKeyboardState *s = (SpitzKeyboardState *) opaque;
+
+ /* Release all pressed keys */
+ memset(s->keyrow, 0, sizeof(s->keyrow));
+ spitz_keyboard_sense_update(s);
+ s->modifiers = 0;
+ s->imodifiers = 0;
+ s->fifopos = 0;
+ s->fifolen = 0;
+
+ return 0;
+}
+
+static void spitz_keyboard_register(PXA2xxState *cpu)
+{
+ int i;
+ DeviceState *dev;
+ SpitzKeyboardState *s;
+
+ dev = sysbus_create_simple(TYPE_SPITZ_KEYBOARD, -1, NULL);
+ s = SPITZ_KEYBOARD(dev);
+
+ for (i = 0; i < SPITZ_KEY_SENSE_NUM; i ++)
+ qdev_connect_gpio_out(dev, i, qdev_get_gpio_in(cpu->gpio, spitz_gpio_key_sense[i]));
+
+ for (i = 0; i < 5; i ++)
+ s->gpiomap[i] = qdev_get_gpio_in(cpu->gpio, spitz_gpiomap[i]);
+
+ if (!graphic_rotate)
+ s->gpiomap[4] = qemu_irq_invert(s->gpiomap[4]);
+
+ for (i = 0; i < 5; i++)
+ qemu_set_irq(s->gpiomap[i], 0);
+
+ for (i = 0; i < SPITZ_KEY_STROBE_NUM; i ++)
+ qdev_connect_gpio_out(cpu->gpio, spitz_gpio_key_strobe[i],
+ qdev_get_gpio_in(dev, i));
+
+ timer_mod(s->kbdtimer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL));
+
+ qemu_add_kbd_event_handler(spitz_keyboard_handler, s);
+}
+
+static int spitz_keyboard_init(SysBusDevice *sbd)
+{
+ DeviceState *dev = DEVICE(sbd);
+ SpitzKeyboardState *s = SPITZ_KEYBOARD(dev);
+ int i, j;
+
+ 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;
+
+ spitz_keyboard_pre_map(s);
+
+ s->kbdtimer = timer_new_ns(QEMU_CLOCK_VIRTUAL, spitz_keyboard_tick, s);
+ qdev_init_gpio_in(dev, spitz_keyboard_strobe, SPITZ_KEY_STROBE_NUM);
+ qdev_init_gpio_out(dev, s->sense, SPITZ_KEY_SENSE_NUM);
+
+ return 0;
+}
+
+/* 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
+
+typedef struct {
+ SSISlave ssidev;
+ uint32_t bl_intensity;
+ uint32_t bl_power;
+} SpitzLCDTG;
+
+static void spitz_bl_update(SpitzLCDTG *s)
+{
+ if (s->bl_power && s->bl_intensity)
+ zaurus_printf("LCD Backlight now at %i/63\n", s->bl_intensity);
+ else
+ zaurus_printf("LCD Backlight now off\n");
+}
+
+/* FIXME: Implement GPIO properly and remove this hack. */
+static SpitzLCDTG *spitz_lcdtg;
+
+static inline void spitz_bl_bit5(void *opaque, int line, int level)
+{
+ SpitzLCDTG *s = spitz_lcdtg;
+ int prev = s->bl_intensity;
+
+ if (level)
+ s->bl_intensity &= ~0x20;
+ else
+ s->bl_intensity |= 0x20;
+
+ if (s->bl_power && prev != s->bl_intensity)
+ spitz_bl_update(s);
+}
+
+static inline void spitz_bl_power(void *opaque, int line, int level)
+{
+ SpitzLCDTG *s = spitz_lcdtg;
+ s->bl_power = !!level;
+ spitz_bl_update(s);
+}
+
+static uint32_t spitz_lcdtg_transfer(SSISlave *dev, uint32_t value)
+{
+ SpitzLCDTG *s = FROM_SSI_SLAVE(SpitzLCDTG, dev);
+ int addr;
+ addr = value >> 5;
+ value &= 0x1f;
+
+ switch (addr) {
+ case LCDTG_RESCTL:
+ if (value)
+ zaurus_printf("LCD in QVGA mode\n");
+ else
+ zaurus_printf("LCD in VGA mode\n");
+ break;
+
+ case LCDTG_DUTYCTRL:
+ s->bl_intensity &= ~0x1f;
+ s->bl_intensity |= value;
+ if (s->bl_power)
+ spitz_bl_update(s);
+ break;
+
+ case LCDTG_POWERREG0:
+ /* Set common voltage to M62332FP */
+ break;
+ }
+ return 0;
+}
+
+static int spitz_lcdtg_init(SSISlave *dev)
+{
+ SpitzLCDTG *s = FROM_SSI_SLAVE(SpitzLCDTG, dev);
+
+ spitz_lcdtg = s;
+ s->bl_power = 0;
+ s->bl_intensity = 0x20;
+
+ return 0;
+}
+
+/* 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 DeviceState *max1111;
+
+/* "Demux" the signal based on current chipselect */
+typedef struct {
+ SSISlave ssidev;
+ SSIBus *bus[3];
+ uint32_t enable[3];
+} CorgiSSPState;
+
+static uint32_t corgi_ssp_transfer(SSISlave *dev, uint32_t value)
+{
+ CorgiSSPState *s = FROM_SSI_SLAVE(CorgiSSPState, dev);
+ int i;
+
+ for (i = 0; i < 3; i++) {
+ if (s->enable[i]) {
+ return ssi_transfer(s->bus[i], value);
+ }
+ }
+ return 0;
+}
+
+static void corgi_ssp_gpio_cs(void *opaque, int line, int level)
+{
+ CorgiSSPState *s = (CorgiSSPState *)opaque;
+ assert(line >= 0 && line < 3);
+ s->enable[line] = !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(void *opaque, int line, int level)
+{
+ 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 int corgi_ssp_init(SSISlave *d)
+{
+ DeviceState *dev = DEVICE(d);
+ CorgiSSPState *s = FROM_SSI_SLAVE(CorgiSSPState, d);
+
+ qdev_init_gpio_in(dev, corgi_ssp_gpio_cs, 3);
+ s->bus[0] = ssi_create_bus(dev, "ssi0");
+ s->bus[1] = ssi_create_bus(dev, "ssi1");
+ s->bus[2] = ssi_create_bus(dev, "ssi2");
+
+ return 0;
+}
+
+static void spitz_ssp_attach(PXA2xxState *cpu)
+{
+ DeviceState *mux;
+ DeviceState *dev;
+ void *bus;
+
+ mux = ssi_create_slave(cpu->ssp[CORGI_SSP_PORT - 1], "corgi-ssp");
+
+ bus = qdev_get_child_bus(mux, "ssi0");
+ ssi_create_slave(bus, "spitz-lcdtg");
+
+ bus = qdev_get_child_bus(mux, "ssi1");
+ dev = ssi_create_slave(bus, "ads7846");
+ qdev_connect_gpio_out(dev, 0,
+ qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_TP_INT));
+
+ bus = qdev_get_child_bus(mux, "ssi2");
+ max1111 = ssi_create_slave(bus, "max1111");
+ 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);
+
+ qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_LCDCON_CS,
+ qdev_get_gpio_in(mux, 0));
+ qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_ADS7846_CS,
+ qdev_get_gpio_in(mux, 1));
+ qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_MAX1111_CS,
+ qdev_get_gpio_in(mux, 2));
+}
+
+/* CF Microdrive */
+
+static void spitz_microdrive_attach(PXA2xxState *cpu, int slot)
+{
+ PCMCIACardState *md;
+ DriveInfo *dinfo;
+
+ dinfo = drive_get(IF_IDE, 0, 0);
+ if (!dinfo || dinfo->media_cd)
+ return;
+ md = dscm1xxxx_init(dinfo);
+ pxa2xx_pcmcia_attach(cpu->pcmcia[slot], md);
+}
+
+/* Wm8750 and Max7310 on I2C */
+
+#define AKITA_MAX_ADDR 0x18
+#define SPITZ_WM_ADDRL 0x1b
+#define SPITZ_WM_ADDRH 0x1a
+
+#define SPITZ_GPIO_WM 5
+
+static void spitz_wm8750_addr(void *opaque, int line, int level)
+{
+ I2CSlave *wm = (I2CSlave *) opaque;
+ if (level)
+ i2c_set_slave_address(wm, SPITZ_WM_ADDRH);
+ else
+ i2c_set_slave_address(wm, SPITZ_WM_ADDRL);
+}
+
+static void spitz_i2c_setup(PXA2xxState *cpu)
+{
+ /* Attach the CPU on one end of our I2C bus. */
+ I2CBus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
+
+ DeviceState *wm;
+
+ /* Attach a WM8750 to the bus */
+ wm = i2c_create_slave(bus, "wm8750", 0);
+
+ spitz_wm8750_addr(wm, 0, 0);
+ qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_WM,
+ qemu_allocate_irq(spitz_wm8750_addr, wm, 0));
+ /* .. and to the sound interface. */
+ cpu->i2s->opaque = wm;
+ cpu->i2s->codec_out = wm8750_dac_dat;
+ cpu->i2s->codec_in = wm8750_adc_dat;
+ wm8750_data_req_set(wm, cpu->i2s->data_req, cpu->i2s);
+}
+
+static void spitz_akita_i2c_setup(PXA2xxState *cpu)
+{
+ /* Attach a Max7310 to Akita I2C bus. */
+ i2c_create_slave(pxa2xx_i2c_bus(cpu->i2c[0]), "max7310",
+ AKITA_MAX_ADDR);
+}
+
+/* Other peripherals */
+
+static void spitz_out_switch(void *opaque, int line, int level)
+{
+ switch (line) {
+ case 0:
+ zaurus_printf("Charging %s.\n", level ? "off" : "on");
+ break;
+ case 1:
+ zaurus_printf("Discharging %s.\n", level ? "on" : "off");
+ break;
+ case 2:
+ zaurus_printf("Green LED %s.\n", level ? "on" : "off");
+ break;
+ case 3:
+ zaurus_printf("Orange LED %s.\n", level ? "on" : "off");
+ break;
+ case 4:
+ spitz_bl_bit5(opaque, line, level);
+ break;
+ case 5:
+ spitz_bl_power(opaque, line, level);
+ break;
+ case 6:
+ spitz_adc_temp_on(opaque, line, level);
+ break;
+ }
+}
+
+#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(PXA2xxState *cpu,
+ DeviceState *scp0, DeviceState *scp1)
+{
+ qemu_irq *outsignals = qemu_allocate_irqs(spitz_out_switch, cpu, 8);
+
+ qdev_connect_gpio_out(scp0, SPITZ_SCP_CHRG_ON, outsignals[0]);
+ qdev_connect_gpio_out(scp0, SPITZ_SCP_JK_B, outsignals[1]);
+ qdev_connect_gpio_out(scp0, SPITZ_SCP_LED_GREEN, outsignals[2]);
+ qdev_connect_gpio_out(scp0, SPITZ_SCP_LED_ORANGE, outsignals[3]);
+
+ if (scp1) {
+ qdev_connect_gpio_out(scp1, SPITZ_SCP2_BACKLIGHT_CONT, outsignals[4]);
+ qdev_connect_gpio_out(scp1, SPITZ_SCP2_BACKLIGHT_ON, outsignals[5]);
+ }
+
+ qdev_connect_gpio_out(scp0, SPITZ_SCP_ADC_TEMP_ON, outsignals[6]);
+}
+
+#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
+
+static int spitz_hsync;
+
+static void spitz_lcd_hsync_handler(void *opaque, int line, int level)
+{
+ PXA2xxState *cpu = (PXA2xxState *) opaque;
+ qemu_set_irq(qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_HSYNC), spitz_hsync);
+ spitz_hsync ^= 1;
+}
+
+static void spitz_gpio_setup(PXA2xxState *cpu, int slots)
+{
+ qemu_irq lcd_hsync;
+ /*
+ * 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;
+ lcd_hsync = qemu_allocate_irq(spitz_lcd_hsync_handler, cpu, 0);
+ pxa2xx_gpio_read_notifier(cpu->gpio, lcd_hsync);
+ pxa2xx_lcd_vsync_notifier(cpu->lcd, lcd_hsync);
+
+ /* MMC/SD host */
+ pxa2xx_mmci_handlers(cpu->mmc,
+ qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_SD_WP),
+ qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_SD_DETECT));
+
+ /* Battery lock always closed */
+ qemu_irq_raise(qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_BAT_COVER));
+
+ /* Handle reset */
+ qdev_connect_gpio_out(cpu->gpio, SPITZ_GPIO_ON_RESET, cpu->reset);
+
+ /* PCMCIA signals: card's IRQ and Card-Detect */
+ if (slots >= 1)
+ pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0],
+ qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF1_IRQ),
+ qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF1_CD));
+ if (slots >= 2)
+ pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1],
+ qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF2_IRQ),
+ qdev_get_gpio_in(cpu->gpio, SPITZ_GPIO_CF2_CD));
+}
+
+/* Board init. */
+enum spitz_model_e { spitz, akita, borzoi, terrier };
+
+#define SPITZ_RAM 0x04000000
+#define SPITZ_ROM 0x00800000
+
+static struct arm_boot_info spitz_binfo = {
+ .loader_start = PXA2XX_SDRAM_BASE,
+ .ram_size = 0x04000000,
+};
+
+static void spitz_common_init(MachineState *machine,
+ enum spitz_model_e model, int arm_id)
+{
+ PXA2xxState *mpu;
+ DeviceState *scp0, *scp1 = NULL;
+ MemoryRegion *address_space_mem = get_system_memory();
+ MemoryRegion *rom = g_new(MemoryRegion, 1);
+ const char *cpu_model = machine->cpu_model;
+
+ if (!cpu_model)
+ cpu_model = (model == terrier) ? "pxa270-c5" : "pxa270-c0";
+
+ /* Setup CPU & memory */
+ mpu = pxa270_init(address_space_mem, spitz_binfo.ram_size, cpu_model);
+
+ sl_flash_register(mpu, (model == spitz) ? FLASH_128M : FLASH_1024M);
+
+ memory_region_init_ram(rom, NULL, "spitz.rom", SPITZ_ROM, &error_abort);
+ vmstate_register_ram_global(rom);
+ memory_region_set_readonly(rom, true);
+ memory_region_add_subregion(address_space_mem, 0, rom);
+
+ /* Setup peripherals */
+ spitz_keyboard_register(mpu);
+
+ spitz_ssp_attach(mpu);
+
+ scp0 = sysbus_create_simple("scoop", 0x10800000, NULL);
+ if (model != akita) {
+ scp1 = sysbus_create_simple("scoop", 0x08800040, NULL);
+ }
+
+ spitz_scoop_gpio_setup(mpu, scp0, scp1);
+
+ spitz_gpio_setup(mpu, (model == akita) ? 1 : 2);
+
+ spitz_i2c_setup(mpu);
+
+ if (model == akita)
+ spitz_akita_i2c_setup(mpu);
+
+ if (model == terrier)
+ /* A 6.0 GB microdrive is permanently sitting in CF slot 1. */
+ spitz_microdrive_attach(mpu, 1);
+ else if (model != akita)
+ /* A 4.0 GB microdrive is permanently sitting in CF slot 0. */
+ spitz_microdrive_attach(mpu, 0);
+
+ spitz_binfo.kernel_filename = machine->kernel_filename;
+ spitz_binfo.kernel_cmdline = machine->kernel_cmdline;
+ spitz_binfo.initrd_filename = machine->initrd_filename;
+ spitz_binfo.board_id = arm_id;
+ arm_load_kernel(mpu->cpu, &spitz_binfo);
+ sl_bootparam_write(SL_PXA_PARAM_BASE);
+}
+
+static void spitz_init(MachineState *machine)
+{
+ spitz_common_init(machine, spitz, 0x2c9);
+}
+
+static void borzoi_init(MachineState *machine)
+{
+ spitz_common_init(machine, borzoi, 0x33f);
+}
+
+static void akita_init(MachineState *machine)
+{
+ spitz_common_init(machine, akita, 0x2e8);
+}
+
+static void terrier_init(MachineState *machine)
+{
+ spitz_common_init(machine, terrier, 0x33f);
+}
+
+static QEMUMachine akitapda_machine = {
+ .name = "akita",
+ .desc = "Akita PDA (PXA270)",
+ .init = akita_init,
+};
+
+static QEMUMachine spitzpda_machine = {
+ .name = "spitz",
+ .desc = "Spitz PDA (PXA270)",
+ .init = spitz_init,
+};
+
+static QEMUMachine borzoipda_machine = {
+ .name = "borzoi",
+ .desc = "Borzoi PDA (PXA270)",
+ .init = borzoi_init,
+};
+
+static QEMUMachine terrierpda_machine = {
+ .name = "terrier",
+ .desc = "Terrier PDA (PXA270)",
+ .init = terrier_init,
+};
+
+static void spitz_machine_init(void)
+{
+ qemu_register_machine(&akitapda_machine);
+ qemu_register_machine(&spitzpda_machine);
+ qemu_register_machine(&borzoipda_machine);
+ qemu_register_machine(&terrierpda_machine);
+}
+
+machine_init(spitz_machine_init);
+
+static bool is_version_0(void *opaque, int version_id)
+{
+ return version_id == 0;
+}
+
+static VMStateDescription vmstate_sl_nand_info = {
+ .name = "sl-nand",
+ .version_id = 0,
+ .minimum_version_id = 0,
+ .fields = (VMStateField[]) {
+ VMSTATE_UINT8(ctl, SLNANDState),
+ VMSTATE_STRUCT(ecc, SLNANDState, 0, vmstate_ecc_state, ECCState),
+ VMSTATE_END_OF_LIST(),
+ },
+};
+
+static Property sl_nand_properties[] = {
+ DEFINE_PROP_UINT8("manf_id", SLNANDState, manf_id, NAND_MFR_SAMSUNG),
+ DEFINE_PROP_UINT8("chip_id", SLNANDState, chip_id, 0xf1),
+ DEFINE_PROP_END_OF_LIST(),
+};
+
+static void sl_nand_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
+
+ k->init = sl_nand_init;
+ dc->vmsd = &vmstate_sl_nand_info;
+ dc->props = sl_nand_properties;
+ /* Reason: init() method uses drive_get() */
+ dc->cannot_instantiate_with_device_add_yet = true;
+}
+
+static const TypeInfo sl_nand_info = {
+ .name = TYPE_SL_NAND,
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof(SLNANDState),
+ .class_init = sl_nand_class_init,
+};
+
+static VMStateDescription vmstate_spitz_kbd = {
+ .name = "spitz-keyboard",
+ .version_id = 1,
+ .minimum_version_id = 0,
+ .post_load = spitz_keyboard_post_load,
+ .fields = (VMStateField[]) {
+ VMSTATE_UINT16(sense_state, SpitzKeyboardState),
+ VMSTATE_UINT16(strobe_state, SpitzKeyboardState),
+ VMSTATE_UNUSED_TEST(is_version_0, 5),
+ VMSTATE_END_OF_LIST(),
+ },
+};
+
+static Property spitz_keyboard_properties[] = {
+ DEFINE_PROP_END_OF_LIST(),
+};
+
+static void spitz_keyboard_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
+
+ k->init = spitz_keyboard_init;
+ dc->vmsd = &vmstate_spitz_kbd;
+ dc->props = spitz_keyboard_properties;
+}
+
+static const TypeInfo spitz_keyboard_info = {
+ .name = TYPE_SPITZ_KEYBOARD,
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof(SpitzKeyboardState),
+ .class_init = spitz_keyboard_class_init,
+};
+
+static const VMStateDescription vmstate_corgi_ssp_regs = {
+ .name = "corgi-ssp",
+ .version_id = 2,
+ .minimum_version_id = 2,
+ .fields = (VMStateField[]) {
+ VMSTATE_SSI_SLAVE(ssidev, CorgiSSPState),
+ VMSTATE_UINT32_ARRAY(enable, CorgiSSPState, 3),
+ VMSTATE_END_OF_LIST(),
+ }
+};
+
+static void corgi_ssp_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ SSISlaveClass *k = SSI_SLAVE_CLASS(klass);
+
+ k->init = corgi_ssp_init;
+ k->transfer = corgi_ssp_transfer;
+ dc->vmsd = &vmstate_corgi_ssp_regs;
+}
+
+static const TypeInfo corgi_ssp_info = {
+ .name = "corgi-ssp",
+ .parent = TYPE_SSI_SLAVE,
+ .instance_size = sizeof(CorgiSSPState),
+ .class_init = corgi_ssp_class_init,
+};
+
+static const VMStateDescription vmstate_spitz_lcdtg_regs = {
+ .name = "spitz-lcdtg",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .fields = (VMStateField[]) {
+ VMSTATE_SSI_SLAVE(ssidev, SpitzLCDTG),
+ VMSTATE_UINT32(bl_intensity, SpitzLCDTG),
+ VMSTATE_UINT32(bl_power, SpitzLCDTG),
+ VMSTATE_END_OF_LIST(),
+ }
+};
+
+static void spitz_lcdtg_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ SSISlaveClass *k = SSI_SLAVE_CLASS(klass);
+
+ k->init = spitz_lcdtg_init;
+ k->transfer = spitz_lcdtg_transfer;
+ dc->vmsd = &vmstate_spitz_lcdtg_regs;
+}
+
+static const TypeInfo spitz_lcdtg_info = {
+ .name = "spitz-lcdtg",
+ .parent = TYPE_SSI_SLAVE,
+ .instance_size = sizeof(SpitzLCDTG),
+ .class_init = spitz_lcdtg_class_init,
+};
+
+static void spitz_register_types(void)
+{
+ type_register_static(&corgi_ssp_info);
+ type_register_static(&spitz_lcdtg_info);
+ type_register_static(&spitz_keyboard_info);
+ type_register_static(&sl_nand_info);
+}
+
+type_init(spitz_register_types)
Code Review / kvmfornfv.git / blobdiff