[qemu.git] / hw / tosa.c

/* vim:set shiftwidth=4 ts=4 et: */
/*
 * PXA255 Sharp Zaurus SL-6000 PDA platform
 *
 * Copyright (c) 2008 Dmitry Baryshkov
 *
 * Code based on spitz platform by Andrzej Zaborowski <balrog@zabor.org>
 * This code is licensed under the GNU GPL v2.
 */

#include "hw.h"
#include "pxa.h"
#include "arm-misc.h"
#include "sysemu.h"
#include "devices.h"
#include "sharpsl.h"
#include "pcmcia.h"
#include "block.h"
#include "boards.h"
#include "i2c.h"
#include "ssi.h"
#include "blockdev.h"

#define TOSA_RAM    0x04000000
#define TOSA_ROM	0x00800000

#define TOSA_GPIO_nSD_DETECT	(9)
#define TOSA_GPIO_ON_RESET		(19)
#define TOSA_GPIO_CF_IRQ		(21)	/* CF slot0 Ready */
#define TOSA_GPIO_CF_CD			(13)
#define TOSA_GPIO_TC6393XB_INT  (15)
#define TOSA_GPIO_JC_CF_IRQ		(36)	/* CF slot1 Ready */

#define TOSA_SCOOP_GPIO_BASE	1
#define TOSA_GPIO_IR_POWERDWN	(TOSA_SCOOP_GPIO_BASE + 2)
#define TOSA_GPIO_SD_WP			(TOSA_SCOOP_GPIO_BASE + 3)
#define TOSA_GPIO_PWR_ON		(TOSA_SCOOP_GPIO_BASE + 4)

#define TOSA_SCOOP_JC_GPIO_BASE		1
#define TOSA_GPIO_BT_LED		(TOSA_SCOOP_JC_GPIO_BASE + 0)
#define TOSA_GPIO_NOTE_LED		(TOSA_SCOOP_JC_GPIO_BASE + 1)
#define TOSA_GPIO_CHRG_ERR_LED		(TOSA_SCOOP_JC_GPIO_BASE + 2)
#define TOSA_GPIO_TC6393XB_L3V_ON	(TOSA_SCOOP_JC_GPIO_BASE + 5)
#define TOSA_GPIO_WLAN_LED		(TOSA_SCOOP_JC_GPIO_BASE + 7)

#define	DAC_BASE	0x4e
#define DAC_CH1		0
#define DAC_CH2		1

static void tosa_microdrive_attach(PXA2xxState *cpu)
{
    PCMCIACardState *md;
    BlockDriverState *bs;
    DriveInfo *dinfo;

    dinfo = drive_get(IF_IDE, 0, 0);
    if (!dinfo)
        return;
    bs = dinfo->bdrv;
    if (bdrv_is_inserted(bs) && !bdrv_is_removable(bs)) {
        md = dscm1xxxx_init(dinfo);
        pxa2xx_pcmcia_attach(cpu->pcmcia[0], md);
    }
}

static void tosa_out_switch(void *opaque, int line, int level)
{
    switch (line) {
        case 0:
            fprintf(stderr, "blue LED %s.\n", level ? "on" : "off");
            break;
        case 1:
            fprintf(stderr, "green LED %s.\n", level ? "on" : "off");
            break;
        case 2:
            fprintf(stderr, "amber LED %s.\n", level ? "on" : "off");
            break;
        case 3:
            fprintf(stderr, "wlan LED %s.\n", level ? "on" : "off");
            break;
        default:
            fprintf(stderr, "Uhandled out event: %d = %d\n", line, level);
            break;
    }
}


static void tosa_gpio_setup(PXA2xxState *cpu,
                ScoopInfo *scp0,
                ScoopInfo *scp1,
                TC6393xbState *tmio)
{
    qemu_irq *outsignals = qemu_allocate_irqs(tosa_out_switch, cpu, 4);
    /* MMC/SD host */
    pxa2xx_mmci_handlers(cpu->mmc,
                    scoop_gpio_in_get(scp0)[TOSA_GPIO_SD_WP],
                    qemu_irq_invert(pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_nSD_DETECT]));

    /* Handle reset */
    pxa2xx_gpio_out_set(cpu->gpio, TOSA_GPIO_ON_RESET, cpu->reset);

    /* PCMCIA signals: card's IRQ and Card-Detect */
    pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0],
                        pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_CF_IRQ],
                        pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_CF_CD]);

    pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1],
                        pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_JC_CF_IRQ],
                        NULL);

    scoop_gpio_out_set(scp1, TOSA_GPIO_BT_LED, outsignals[0]);
    scoop_gpio_out_set(scp1, TOSA_GPIO_NOTE_LED, outsignals[1]);
    scoop_gpio_out_set(scp1, TOSA_GPIO_CHRG_ERR_LED, outsignals[2]);
    scoop_gpio_out_set(scp1, TOSA_GPIO_WLAN_LED, outsignals[3]);

    scoop_gpio_out_set(scp1, TOSA_GPIO_TC6393XB_L3V_ON, tc6393xb_l3v_get(tmio));
}

static uint32_t tosa_ssp_tansfer(SSISlave *dev, uint32_t value)
{
    fprintf(stderr, "TG: %d %02x\n", value >> 5, value & 0x1f);
    return 0;
}

static int tosa_ssp_init(SSISlave *dev)
{
    /* Nothing to do.  */
    return 0;
}

typedef struct {
    i2c_slave i2c;
    int len;
    char buf[3];
} TosaDACState;

static int tosa_dac_send(i2c_slave *i2c, uint8_t data)
{
    TosaDACState *s = FROM_I2C_SLAVE(TosaDACState, i2c);
    s->buf[s->len] = data;
    if (s->len ++ > 2) {
#ifdef VERBOSE
        fprintf(stderr, "%s: message too long (%i bytes)\n", __FUNCTION__, s->len);
#endif
        return 1;
    }

    if (s->len == 2) {
        fprintf(stderr, "dac: channel %d value 0x%02x\n",
                s->buf[0], s->buf[1]);
    }

    return 0;
}

static void tosa_dac_event(i2c_slave *i2c, enum i2c_event event)
{
    TosaDACState *s = FROM_I2C_SLAVE(TosaDACState, i2c);
    s->len = 0;
    switch (event) {
    case I2C_START_SEND:
        break;
    case I2C_START_RECV:
        printf("%s: recv not supported!!!\n", __FUNCTION__);
        break;
    case I2C_FINISH:
#ifdef VERBOSE
        if (s->len < 2)
            printf("%s: message too short (%i bytes)\n", __FUNCTION__, s->len);
        if (s->len > 2)
            printf("%s: message too long\n", __FUNCTION__);
#endif
        break;
    default:
        break;
    }
}

static int tosa_dac_recv(i2c_slave *s)
{
    printf("%s: recv not supported!!!\n", __FUNCTION__);
    return -1;
}

static int tosa_dac_init(i2c_slave *i2c)
{
    /* Nothing to do.  */
    return 0;
}

static void tosa_tg_init(PXA2xxState *cpu)
{
    i2c_bus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
    i2c_create_slave(bus, "tosa_dac", DAC_BASE);
    ssi_create_slave(cpu->ssp[1], "tosa-ssp");
}


static struct arm_boot_info tosa_binfo = {
    .loader_start = PXA2XX_SDRAM_BASE,
    .ram_size = 0x04000000,
};

static void tosa_init(ram_addr_t ram_size,
                const char *boot_device,
                const char *kernel_filename, const char *kernel_cmdline,
                const char *initrd_filename, const char *cpu_model)
{
    PXA2xxState *cpu;
    TC6393xbState *tmio;
    ScoopInfo *scp0, *scp1;

    if (!cpu_model)
        cpu_model = "pxa255";

    cpu = pxa255_init(tosa_binfo.ram_size);

    cpu_register_physical_memory(0, TOSA_ROM,
                    qemu_ram_alloc(NULL, "tosa.rom", TOSA_ROM) | IO_MEM_ROM);

    tmio = tc6393xb_init(0x10000000,
            pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_TC6393XB_INT]);

    scp0 = scoop_init(cpu, 0, 0x08800000);
    scp1 = scoop_init(cpu, 1, 0x14800040);

    tosa_gpio_setup(cpu, scp0, scp1, tmio);

    tosa_microdrive_attach(cpu);

    tosa_tg_init(cpu);

    tosa_binfo.kernel_filename = kernel_filename;
    tosa_binfo.kernel_cmdline = kernel_cmdline;
    tosa_binfo.initrd_filename = initrd_filename;
    tosa_binfo.board_id = 0x208;
    arm_load_kernel(cpu->env, &tosa_binfo);
    sl_bootparam_write(SL_PXA_PARAM_BASE);
}

static QEMUMachine tosapda_machine = {
    .name = "tosa",
    .desc = "Tosa PDA (PXA255)",
    .init = tosa_init,
};

static void tosapda_machine_init(void)
{
    qemu_register_machine(&tosapda_machine);
}

machine_init(tosapda_machine_init);

static I2CSlaveInfo tosa_dac_info = {
    .qdev.name = "tosa_dac",
    .qdev.size = sizeof(TosaDACState),
    .init = tosa_dac_init,
    .event = tosa_dac_event,
    .recv = tosa_dac_recv,
    .send = tosa_dac_send
};

static SSISlaveInfo tosa_ssp_info = {
    .qdev.name = "tosa-ssp",
    .qdev.size = sizeof(SSISlave),
    .init = tosa_ssp_init,
    .transfer = tosa_ssp_tansfer
};

static void tosa_register_devices(void)
{
    i2c_register_slave(&tosa_dac_info);
    ssi_register_slave(&tosa_ssp_info);
}

device_init(tosa_register_devices)
Commit	Line	Data
89cdb6af AZ	1	/* vim:set shiftwidth=4 ts=4 et: */
	2	/*
	3	* PXA255 Sharp Zaurus SL-6000 PDA platform
	4	*
	5	* Copyright (c) 2008 Dmitry Baryshkov
	6	*
	7	* Code based on spitz platform by Andrzej Zaborowski <balrog@zabor.org>
	8	* This code is licensed under the GNU GPL v2.
	9	*/
	10
	11	#include "hw.h"
	12	#include "pxa.h"
	13	#include "arm-misc.h"
	14	#include "sysemu.h"
88d2c950	15	#include "devices.h"
89cdb6af AZ	16	#include "sharpsl.h"
	17	#include "pcmcia.h"
	18	#include "block.h"
	19	#include "boards.h"
4ea29f74	20	#include "i2c.h"
a984a69e	21	#include "ssi.h"
2446333c	22	#include "blockdev.h"
89cdb6af AZ	23
	24	#define TOSA_RAM 0x04000000
	25	#define TOSA_ROM 0x00800000
	26
	27	#define TOSA_GPIO_nSD_DETECT (9)
	28	#define TOSA_GPIO_ON_RESET (19)
	29	#define TOSA_GPIO_CF_IRQ (21) /* CF slot0 Ready */
	30	#define TOSA_GPIO_CF_CD (13)
5d98751b	31	#define TOSA_GPIO_TC6393XB_INT (15)
89cdb6af AZ	32	#define TOSA_GPIO_JC_CF_IRQ (36) /* CF slot1 Ready */
89cdb6af AZ	33
6bc1d858	34	#define TOSA_SCOOP_GPIO_BASE 1
89cdb6af AZ	35	#define TOSA_GPIO_IR_POWERDWN (TOSA_SCOOP_GPIO_BASE + 2)
	36	#define TOSA_GPIO_SD_WP (TOSA_SCOOP_GPIO_BASE + 3)
	37	#define TOSA_GPIO_PWR_ON (TOSA_SCOOP_GPIO_BASE + 4)
	38
6bc1d858 AZ	39	#define TOSA_SCOOP_JC_GPIO_BASE 1
	40	#define TOSA_GPIO_BT_LED (TOSA_SCOOP_JC_GPIO_BASE + 0)
	41	#define TOSA_GPIO_NOTE_LED (TOSA_SCOOP_JC_GPIO_BASE + 1)
	42	#define TOSA_GPIO_CHRG_ERR_LED (TOSA_SCOOP_JC_GPIO_BASE + 2)
64b40bc5	43	#define TOSA_GPIO_TC6393XB_L3V_ON (TOSA_SCOOP_JC_GPIO_BASE + 5)
6bc1d858 AZ	44	#define TOSA_GPIO_WLAN_LED (TOSA_SCOOP_JC_GPIO_BASE + 7)
6bc1d858 AZ	45
4ea29f74 AZ	46	#define DAC_BASE 0x4e
	47	#define DAC_CH1 0
	48	#define DAC_CH2 1
	49
bc24a225	50	static void tosa_microdrive_attach(PXA2xxState *cpu)
89cdb6af	51	{
bc24a225	52	PCMCIACardState *md;
89cdb6af	53	BlockDriverState *bs;
751c6a17	54	DriveInfo *dinfo;
89cdb6af	55
751c6a17 GH	56	dinfo = drive_get(IF_IDE, 0, 0);
751c6a17 GH	57	if (!dinfo)
89cdb6af	58	return;
751c6a17	59	bs = dinfo->bdrv;
89cdb6af	60	if (bdrv_is_inserted(bs) && !bdrv_is_removable(bs)) {
f455e98c	61	md = dscm1xxxx_init(dinfo);
89cdb6af AZ	62	pxa2xx_pcmcia_attach(cpu->pcmcia[0], md);
	63	}
	64	}
	65
6bc1d858 AZ	66	static void tosa_out_switch(void *opaque, int line, int level)
	67	{
	68	switch (line) {
	69	case 0:
	70	fprintf(stderr, "blue LED %s.\n", level ? "on" : "off");
	71	break;
	72	case 1:
	73	fprintf(stderr, "green LED %s.\n", level ? "on" : "off");
	74	break;
	75	case 2:
	76	fprintf(stderr, "amber LED %s.\n", level ? "on" : "off");
	77	break;
	78	case 3:
	79	fprintf(stderr, "wlan LED %s.\n", level ? "on" : "off");
	80	break;
	81	default:
	82	fprintf(stderr, "Uhandled out event: %d = %d\n", line, level);
	83	break;
	84	}
	85	}
	86
	87
bc24a225 PB	88	static void tosa_gpio_setup(PXA2xxState *cpu,
	89	ScoopInfo *scp0,
	90	ScoopInfo *scp1,
	91	TC6393xbState *tmio)
89cdb6af	92	{
6bc1d858	93	qemu_irq *outsignals = qemu_allocate_irqs(tosa_out_switch, cpu, 4);
89cdb6af AZ	94	/* MMC/SD host */
	95	pxa2xx_mmci_handlers(cpu->mmc,
	96	scoop_gpio_in_get(scp0)[TOSA_GPIO_SD_WP],
	97	qemu_irq_invert(pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_nSD_DETECT]));
	98
	99	/* Handle reset */
	100	pxa2xx_gpio_out_set(cpu->gpio, TOSA_GPIO_ON_RESET, cpu->reset);
	101
	102	/* PCMCIA signals: card's IRQ and Card-Detect */
	103	pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0],
	104	pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_CF_IRQ],
	105	pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_CF_CD]);
	106
	107	pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1],
	108	pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_JC_CF_IRQ],
	109	NULL);
	110
6bc1d858 AZ	111	scoop_gpio_out_set(scp1, TOSA_GPIO_BT_LED, outsignals[0]);
	112	scoop_gpio_out_set(scp1, TOSA_GPIO_NOTE_LED, outsignals[1]);
	113	scoop_gpio_out_set(scp1, TOSA_GPIO_CHRG_ERR_LED, outsignals[2]);
	114	scoop_gpio_out_set(scp1, TOSA_GPIO_WLAN_LED, outsignals[3]);
64b40bc5 AZ	115
64b40bc5 AZ	116	scoop_gpio_out_set(scp1, TOSA_GPIO_TC6393XB_L3V_ON, tc6393xb_l3v_get(tmio));
89cdb6af AZ	117	}
89cdb6af AZ	118
a984a69e	119	static uint32_t tosa_ssp_tansfer(SSISlave *dev, uint32_t value)
4ea29f74	120	{
a984a69e	121	fprintf(stderr, "TG: %d %02x\n", value >> 5, value & 0x1f);
4ea29f74 AZ	122	return 0;
	123	}
	124
81a322d4	125	static int tosa_ssp_init(SSISlave *dev)
4ea29f74	126	{
a984a69e	127	/* Nothing to do. */
81a322d4	128	return 0;
4ea29f74 AZ	129	}
4ea29f74 AZ	130
d3151521	131	typedef struct {
4ea29f74 AZ	132	i2c_slave i2c;
	133	int len;
	134	char buf[3];
d3151521	135	} TosaDACState;
4ea29f74 AZ	136
	137	static int tosa_dac_send(i2c_slave *i2c, uint8_t data)
	138	{
fd1eb2ea	139	TosaDACState *s = FROM_I2C_SLAVE(TosaDACState, i2c);
4ea29f74 AZ	140	s->buf[s->len] = data;
	141	if (s->len ++ > 2) {
	142	#ifdef VERBOSE
	143	fprintf(stderr, "%s: message too long (%i bytes)\n", __FUNCTION__, s->len);
	144	#endif
	145	return 1;
	146	}
	147
	148	if (s->len == 2) {
	149	fprintf(stderr, "dac: channel %d value 0x%02x\n",
	150	s->buf[0], s->buf[1]);
	151	}
	152
	153	return 0;
	154	}
	155
	156	static void tosa_dac_event(i2c_slave *i2c, enum i2c_event event)
	157	{
fd1eb2ea	158	TosaDACState *s = FROM_I2C_SLAVE(TosaDACState, i2c);
4ea29f74 AZ	159	s->len = 0;
	160	switch (event) {
	161	case I2C_START_SEND:
	162	break;
	163	case I2C_START_RECV:
	164	printf("%s: recv not supported!!!\n", __FUNCTION__);
	165	break;
	166	case I2C_FINISH:
	167	#ifdef VERBOSE
	168	if (s->len < 2)
	169	printf("%s: message too short (%i bytes)\n", __FUNCTION__, s->len);
	170	if (s->len > 2)
	171	printf("%s: message too long\n", __FUNCTION__);
	172	#endif
	173	break;
	174	default:
	175	break;
	176	}
	177	}
	178
dfb021bc	179	static int tosa_dac_recv(i2c_slave *s)
4ea29f74 AZ	180	{
	181	printf("%s: recv not supported!!!\n", __FUNCTION__);
	182	return -1;
	183	}
	184
81a322d4	185	static int tosa_dac_init(i2c_slave *i2c)
fd1eb2ea PB	186	{
fd1eb2ea PB	187	/* Nothing to do. */
81a322d4	188	return 0;
fd1eb2ea PB	189	}
fd1eb2ea PB	190
bc24a225	191	static void tosa_tg_init(PXA2xxState *cpu)
4ea29f74	192	{
d3151521	193	i2c_bus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
fd1eb2ea	194	i2c_create_slave(bus, "tosa_dac", DAC_BASE);
a984a69e	195	ssi_create_slave(cpu->ssp[1], "tosa-ssp");
4ea29f74 AZ	196	}
	197
	198
89cdb6af AZ	199	static struct arm_boot_info tosa_binfo = {
	200	.loader_start = PXA2XX_SDRAM_BASE,
	201	.ram_size = 0x04000000,
	202	};
	203
c227f099	204	static void tosa_init(ram_addr_t ram_size,
3023f332	205	const char *boot_device,
89cdb6af AZ	206	const char kernel_filename, const char kernel_cmdline,
	207	const char initrd_filename, const char cpu_model)
	208	{
bc24a225 PB	209	PXA2xxState *cpu;
	210	TC6393xbState *tmio;
	211	ScoopInfo scp0, scp1;
89cdb6af	212
89cdb6af AZ	213	if (!cpu_model)
	214	cpu_model = "pxa255";
	215
3023f332	216	cpu = pxa255_init(tosa_binfo.ram_size);
89cdb6af AZ	217
89cdb6af AZ	218	cpu_register_physical_memory(0, TOSA_ROM,
1724f049	219	qemu_ram_alloc(NULL, "tosa.rom", TOSA_ROM) \| IO_MEM_ROM);
89cdb6af	220
64b40bc5	221	tmio = tc6393xb_init(0x10000000,
3023f332	222	pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_TC6393XB_INT]);
89cdb6af AZ	223
	224	scp0 = scoop_init(cpu, 0, 0x08800000);
	225	scp1 = scoop_init(cpu, 1, 0x14800040);
	226
64b40bc5	227	tosa_gpio_setup(cpu, scp0, scp1, tmio);
89cdb6af AZ	228
	229	tosa_microdrive_attach(cpu);
	230
4ea29f74 AZ	231	tosa_tg_init(cpu);
4ea29f74 AZ	232
89cdb6af AZ	233	tosa_binfo.kernel_filename = kernel_filename;
	234	tosa_binfo.kernel_cmdline = kernel_cmdline;
	235	tosa_binfo.initrd_filename = initrd_filename;
	236	tosa_binfo.board_id = 0x208;
	237	arm_load_kernel(cpu->env, &tosa_binfo);
f78630ab	238	sl_bootparam_write(SL_PXA_PARAM_BASE);
89cdb6af AZ	239	}
89cdb6af AZ	240
f80f9ec9	241	static QEMUMachine tosapda_machine = {
4b32e168 AL	242	.name = "tosa",
	243	.desc = "Tosa PDA (PXA255)",
	244	.init = tosa_init,
89cdb6af	245	};
fd1eb2ea	246
f80f9ec9 AL	247	static void tosapda_machine_init(void)
	248	{
	249	qemu_register_machine(&tosapda_machine);
	250	}
	251
	252	machine_init(tosapda_machine_init);
	253
fd1eb2ea	254	static I2CSlaveInfo tosa_dac_info = {
074f2fff GH	255	.qdev.name = "tosa_dac",
074f2fff GH	256	.qdev.size = sizeof(TosaDACState),
fd1eb2ea PB	257	.init = tosa_dac_init,
	258	.event = tosa_dac_event,
	259	.recv = tosa_dac_recv,
	260	.send = tosa_dac_send
	261	};
	262
a984a69e	263	static SSISlaveInfo tosa_ssp_info = {
074f2fff GH	264	.qdev.name = "tosa-ssp",
074f2fff GH	265	.qdev.size = sizeof(SSISlave),
a984a69e PB	266	.init = tosa_ssp_init,
	267	.transfer = tosa_ssp_tansfer
	268	};
	269
fd1eb2ea PB	270	static void tosa_register_devices(void)
fd1eb2ea PB	271	{
074f2fff GH	272	i2c_register_slave(&tosa_dac_info);
074f2fff GH	273	ssi_register_slave(&tosa_ssp_info);
fd1eb2ea PB	274	}
	275
	276	device_init(tosa_register_devices)