[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"

#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(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);

    /* Setup initial (reset) machine state */
    cpu->env->regs[15] = tosa_binfo.loader_start;

    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"
89cdb6af AZ	22
	23	#define TOSA_RAM 0x04000000
	24	#define TOSA_ROM 0x00800000
	25
	26	#define TOSA_GPIO_nSD_DETECT (9)
	27	#define TOSA_GPIO_ON_RESET (19)
	28	#define TOSA_GPIO_CF_IRQ (21) /* CF slot0 Ready */
	29	#define TOSA_GPIO_CF_CD (13)
5d98751b	30	#define TOSA_GPIO_TC6393XB_INT (15)
89cdb6af AZ	31	#define TOSA_GPIO_JC_CF_IRQ (36) /* CF slot1 Ready */
89cdb6af AZ	32
6bc1d858	33	#define TOSA_SCOOP_GPIO_BASE 1
89cdb6af AZ	34	#define TOSA_GPIO_IR_POWERDWN (TOSA_SCOOP_GPIO_BASE + 2)
	35	#define TOSA_GPIO_SD_WP (TOSA_SCOOP_GPIO_BASE + 3)
	36	#define TOSA_GPIO_PWR_ON (TOSA_SCOOP_GPIO_BASE + 4)
	37
6bc1d858 AZ	38	#define TOSA_SCOOP_JC_GPIO_BASE 1
	39	#define TOSA_GPIO_BT_LED (TOSA_SCOOP_JC_GPIO_BASE + 0)
	40	#define TOSA_GPIO_NOTE_LED (TOSA_SCOOP_JC_GPIO_BASE + 1)
	41	#define TOSA_GPIO_CHRG_ERR_LED (TOSA_SCOOP_JC_GPIO_BASE + 2)
64b40bc5	42	#define TOSA_GPIO_TC6393XB_L3V_ON (TOSA_SCOOP_JC_GPIO_BASE + 5)
6bc1d858 AZ	43	#define TOSA_GPIO_WLAN_LED (TOSA_SCOOP_JC_GPIO_BASE + 7)
6bc1d858 AZ	44
4ea29f74 AZ	45	#define DAC_BASE 0x4e
	46	#define DAC_CH1 0
	47	#define DAC_CH2 1
	48
bc24a225	49	static void tosa_microdrive_attach(PXA2xxState *cpu)
89cdb6af	50	{
bc24a225	51	PCMCIACardState *md;
89cdb6af	52	BlockDriverState *bs;
751c6a17	53	DriveInfo *dinfo;
89cdb6af	54
751c6a17 GH	55	dinfo = drive_get(IF_IDE, 0, 0);
751c6a17 GH	56	if (!dinfo)
89cdb6af	57	return;
751c6a17	58	bs = dinfo->bdrv;
89cdb6af	59	if (bdrv_is_inserted(bs) && !bdrv_is_removable(bs)) {
f455e98c	60	md = dscm1xxxx_init(dinfo);
89cdb6af AZ	61	pxa2xx_pcmcia_attach(cpu->pcmcia[0], md);
	62	}
	63	}
	64
6bc1d858 AZ	65	static void tosa_out_switch(void *opaque, int line, int level)
	66	{
	67	switch (line) {
	68	case 0:
	69	fprintf(stderr, "blue LED %s.\n", level ? "on" : "off");
	70	break;
	71	case 1:
	72	fprintf(stderr, "green LED %s.\n", level ? "on" : "off");
	73	break;
	74	case 2:
	75	fprintf(stderr, "amber LED %s.\n", level ? "on" : "off");
	76	break;
	77	case 3:
	78	fprintf(stderr, "wlan LED %s.\n", level ? "on" : "off");
	79	break;
	80	default:
	81	fprintf(stderr, "Uhandled out event: %d = %d\n", line, level);
	82	break;
	83	}
	84	}
	85
	86
bc24a225 PB	87	static void tosa_gpio_setup(PXA2xxState *cpu,
	88	ScoopInfo *scp0,
	89	ScoopInfo *scp1,
	90	TC6393xbState *tmio)
89cdb6af	91	{
6bc1d858	92	qemu_irq *outsignals = qemu_allocate_irqs(tosa_out_switch, cpu, 4);
89cdb6af AZ	93	/* MMC/SD host */
	94	pxa2xx_mmci_handlers(cpu->mmc,
	95	scoop_gpio_in_get(scp0)[TOSA_GPIO_SD_WP],
	96	qemu_irq_invert(pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_nSD_DETECT]));
	97
	98	/* Handle reset */
	99	pxa2xx_gpio_out_set(cpu->gpio, TOSA_GPIO_ON_RESET, cpu->reset);
	100
	101	/* PCMCIA signals: card's IRQ and Card-Detect */
	102	pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[0],
	103	pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_CF_IRQ],
	104	pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_CF_CD]);
	105
	106	pxa2xx_pcmcia_set_irq_cb(cpu->pcmcia[1],
	107	pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_JC_CF_IRQ],
	108	NULL);
	109
6bc1d858 AZ	110	scoop_gpio_out_set(scp1, TOSA_GPIO_BT_LED, outsignals[0]);
	111	scoop_gpio_out_set(scp1, TOSA_GPIO_NOTE_LED, outsignals[1]);
	112	scoop_gpio_out_set(scp1, TOSA_GPIO_CHRG_ERR_LED, outsignals[2]);
	113	scoop_gpio_out_set(scp1, TOSA_GPIO_WLAN_LED, outsignals[3]);
64b40bc5 AZ	114
64b40bc5 AZ	115	scoop_gpio_out_set(scp1, TOSA_GPIO_TC6393XB_L3V_ON, tc6393xb_l3v_get(tmio));
89cdb6af AZ	116	}
89cdb6af AZ	117
a984a69e	118	static uint32_t tosa_ssp_tansfer(SSISlave *dev, uint32_t value)
4ea29f74	119	{
a984a69e	120	fprintf(stderr, "TG: %d %02x\n", value >> 5, value & 0x1f);
4ea29f74 AZ	121	return 0;
	122	}
	123
81a322d4	124	static int tosa_ssp_init(SSISlave *dev)
4ea29f74	125	{
a984a69e	126	/* Nothing to do. */
81a322d4	127	return 0;
4ea29f74 AZ	128	}
4ea29f74 AZ	129
d3151521	130	typedef struct {
4ea29f74 AZ	131	i2c_slave i2c;
	132	int len;
	133	char buf[3];
d3151521	134	} TosaDACState;
4ea29f74 AZ	135
	136	static int tosa_dac_send(i2c_slave *i2c, uint8_t data)
	137	{
fd1eb2ea	138	TosaDACState *s = FROM_I2C_SLAVE(TosaDACState, i2c);
4ea29f74 AZ	139	s->buf[s->len] = data;
	140	if (s->len ++ > 2) {
	141	#ifdef VERBOSE
	142	fprintf(stderr, "%s: message too long (%i bytes)\n", __FUNCTION__, s->len);
	143	#endif
	144	return 1;
	145	}
	146
	147	if (s->len == 2) {
	148	fprintf(stderr, "dac: channel %d value 0x%02x\n",
	149	s->buf[0], s->buf[1]);
	150	}
	151
	152	return 0;
	153	}
	154
	155	static void tosa_dac_event(i2c_slave *i2c, enum i2c_event event)
	156	{
fd1eb2ea	157	TosaDACState *s = FROM_I2C_SLAVE(TosaDACState, i2c);
4ea29f74 AZ	158	s->len = 0;
	159	switch (event) {
	160	case I2C_START_SEND:
	161	break;
	162	case I2C_START_RECV:
	163	printf("%s: recv not supported!!!\n", __FUNCTION__);
	164	break;
	165	case I2C_FINISH:
	166	#ifdef VERBOSE
	167	if (s->len < 2)
	168	printf("%s: message too short (%i bytes)\n", __FUNCTION__, s->len);
	169	if (s->len > 2)
	170	printf("%s: message too long\n", __FUNCTION__);
	171	#endif
	172	break;
	173	default:
	174	break;
	175	}
	176	}
	177
dfb021bc	178	static int tosa_dac_recv(i2c_slave *s)
4ea29f74 AZ	179	{
	180	printf("%s: recv not supported!!!\n", __FUNCTION__);
	181	return -1;
	182	}
	183
81a322d4	184	static int tosa_dac_init(i2c_slave *i2c)
fd1eb2ea PB	185	{
fd1eb2ea PB	186	/* Nothing to do. */
81a322d4	187	return 0;
fd1eb2ea PB	188	}
fd1eb2ea PB	189
bc24a225	190	static void tosa_tg_init(PXA2xxState *cpu)
4ea29f74	191	{
d3151521	192	i2c_bus *bus = pxa2xx_i2c_bus(cpu->i2c[0]);
fd1eb2ea	193	i2c_create_slave(bus, "tosa_dac", DAC_BASE);
a984a69e	194	ssi_create_slave(cpu->ssp[1], "tosa-ssp");
4ea29f74 AZ	195	}
	196
	197
89cdb6af AZ	198	static struct arm_boot_info tosa_binfo = {
	199	.loader_start = PXA2XX_SDRAM_BASE,
	200	.ram_size = 0x04000000,
	201	};
	202
c227f099	203	static void tosa_init(ram_addr_t ram_size,
3023f332	204	const char *boot_device,
89cdb6af AZ	205	const char kernel_filename, const char kernel_cmdline,
	206	const char initrd_filename, const char cpu_model)
	207	{
bc24a225 PB	208	PXA2xxState *cpu;
	209	TC6393xbState *tmio;
	210	ScoopInfo scp0, scp1;
89cdb6af	211
89cdb6af AZ	212	if (!cpu_model)
	213	cpu_model = "pxa255";
	214
3023f332	215	cpu = pxa255_init(tosa_binfo.ram_size);
89cdb6af AZ	216
	217	cpu_register_physical_memory(0, TOSA_ROM,
	218	qemu_ram_alloc(TOSA_ROM) \| IO_MEM_ROM);
	219
64b40bc5	220	tmio = tc6393xb_init(0x10000000,
3023f332	221	pxa2xx_gpio_in_get(cpu->gpio)[TOSA_GPIO_TC6393XB_INT]);
89cdb6af AZ	222
	223	scp0 = scoop_init(cpu, 0, 0x08800000);
	224	scp1 = scoop_init(cpu, 1, 0x14800040);
	225
64b40bc5	226	tosa_gpio_setup(cpu, scp0, scp1, tmio);
89cdb6af AZ	227
	228	tosa_microdrive_attach(cpu);
	229
4ea29f74 AZ	230	tosa_tg_init(cpu);
4ea29f74 AZ	231
89cdb6af AZ	232	/* Setup initial (reset) machine state */
	233	cpu->env->regs[15] = tosa_binfo.loader_start;
	234
	235	tosa_binfo.kernel_filename = kernel_filename;
	236	tosa_binfo.kernel_cmdline = kernel_cmdline;
	237	tosa_binfo.initrd_filename = initrd_filename;
	238	tosa_binfo.board_id = 0x208;
	239	arm_load_kernel(cpu->env, &tosa_binfo);
f78630ab	240	sl_bootparam_write(SL_PXA_PARAM_BASE);
89cdb6af AZ	241	}
89cdb6af AZ	242
f80f9ec9	243	static QEMUMachine tosapda_machine = {
4b32e168 AL	244	.name = "tosa",
	245	.desc = "Tosa PDA (PXA255)",
	246	.init = tosa_init,
89cdb6af	247	};
fd1eb2ea	248
f80f9ec9 AL	249	static void tosapda_machine_init(void)
	250	{
	251	qemu_register_machine(&tosapda_machine);
	252	}
	253
	254	machine_init(tosapda_machine_init);
	255
fd1eb2ea	256	static I2CSlaveInfo tosa_dac_info = {
074f2fff GH	257	.qdev.name = "tosa_dac",
074f2fff GH	258	.qdev.size = sizeof(TosaDACState),
fd1eb2ea PB	259	.init = tosa_dac_init,
	260	.event = tosa_dac_event,
	261	.recv = tosa_dac_recv,
	262	.send = tosa_dac_send
	263	};
	264
a984a69e	265	static SSISlaveInfo tosa_ssp_info = {
074f2fff GH	266	.qdev.name = "tosa-ssp",
074f2fff GH	267	.qdev.size = sizeof(SSISlave),
a984a69e PB	268	.init = tosa_ssp_init,
	269	.transfer = tosa_ssp_tansfer
	270	};
	271
fd1eb2ea PB	272	static void tosa_register_devices(void)
fd1eb2ea PB	273	{
074f2fff GH	274	i2c_register_slave(&tosa_dac_info);
074f2fff GH	275	ssi_register_slave(&tosa_ssp_info);
fd1eb2ea PB	276	}
	277
	278	device_init(tosa_register_devices)