[qemu.git] / hw / input / milkymist-softusb.c

/*
 *  QEMU model of the Milkymist SoftUSB block.
 *
 *  Copyright (c) 2010 Michael Walle <[email protected]>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
 *
 *
 * Specification available at:
 *   not available yet
 */

#include "qemu/osdep.h"
#include "qapi/error.h"
#include "hw/sysbus.h"
#include "migration/vmstate.h"
#include "trace.h"
#include "ui/console.h"
#include "hw/input/hid.h"
#include "hw/irq.h"
#include "qemu/error-report.h"
#include "qemu/module.h"

enum {
    R_CTRL = 0,
    R_MAX
};

enum {
    CTRL_RESET = (1<<0),
};

#define COMLOC_DEBUG_PRODUCE 0x1000
#define COMLOC_DEBUG_BASE    0x1001
#define COMLOC_MEVT_PRODUCE  0x1101
#define COMLOC_MEVT_BASE     0x1102
#define COMLOC_KEVT_PRODUCE  0x1142
#define COMLOC_KEVT_BASE     0x1143

#define TYPE_MILKYMIST_SOFTUSB "milkymist-softusb"
#define MILKYMIST_SOFTUSB(obj) \
    OBJECT_CHECK(MilkymistSoftUsbState, (obj), TYPE_MILKYMIST_SOFTUSB)

struct MilkymistSoftUsbState {
    SysBusDevice parent_obj;

    HIDState hid_kbd;
    HIDState hid_mouse;

    MemoryRegion regs_region;
    MemoryRegion pmem;
    MemoryRegion dmem;
    qemu_irq irq;

    void *pmem_ptr;
    void *dmem_ptr;

    /* device properties */
    uint32_t pmem_size;
    uint32_t dmem_size;

    /* device registers */
    uint32_t regs[R_MAX];

    /* mouse state */
    uint8_t mouse_hid_buffer[4];

    /* keyboard state */
    uint8_t kbd_hid_buffer[8];
};
typedef struct MilkymistSoftUsbState MilkymistSoftUsbState;

static uint64_t softusb_read(void *opaque, hwaddr addr,
                             unsigned size)
{
    MilkymistSoftUsbState *s = opaque;
    uint32_t r = 0;

    addr >>= 2;
    switch (addr) {
    case R_CTRL:
        r = s->regs[addr];
        break;

    default:
        error_report("milkymist_softusb: read access to unknown register 0x"
                TARGET_FMT_plx, addr << 2);
        break;
    }

    trace_milkymist_softusb_memory_read(addr << 2, r);

    return r;
}

static void
softusb_write(void *opaque, hwaddr addr, uint64_t value,
              unsigned size)
{
    MilkymistSoftUsbState *s = opaque;

    trace_milkymist_softusb_memory_write(addr, value);

    addr >>= 2;
    switch (addr) {
    case R_CTRL:
        s->regs[addr] = value;
        break;

    default:
        error_report("milkymist_softusb: write access to unknown register 0x"
                TARGET_FMT_plx, addr << 2);
        break;
    }
}

static const MemoryRegionOps softusb_mmio_ops = {
    .read = softusb_read,
    .write = softusb_write,
    .endianness = DEVICE_NATIVE_ENDIAN,
    .valid = {
        .min_access_size = 4,
        .max_access_size = 4,
    },
};

static inline void softusb_read_dmem(MilkymistSoftUsbState *s,
        uint32_t offset, uint8_t *buf, uint32_t len)
{
    if (offset + len >= s->dmem_size) {
        error_report("milkymist_softusb: read dmem out of bounds "
                "at offset 0x%x, len %d", offset, len);
        memset(buf, 0, len);
        return;
    }

    memcpy(buf, s->dmem_ptr + offset, len);
}

static inline void softusb_write_dmem(MilkymistSoftUsbState *s,
        uint32_t offset, uint8_t *buf, uint32_t len)
{
    if (offset + len >= s->dmem_size) {
        error_report("milkymist_softusb: write dmem out of bounds "
                "at offset 0x%x, len %d", offset, len);
        return;
    }

    memcpy(s->dmem_ptr + offset, buf, len);
}

static void softusb_mouse_changed(MilkymistSoftUsbState *s)
{
    uint8_t m;

    softusb_read_dmem(s, COMLOC_MEVT_PRODUCE, &m, 1);
    trace_milkymist_softusb_mevt(m);
    softusb_write_dmem(s, COMLOC_MEVT_BASE + 4 * m, s->mouse_hid_buffer, 4);
    m = (m + 1) & 0xf;
    softusb_write_dmem(s, COMLOC_MEVT_PRODUCE, &m, 1);

    trace_milkymist_softusb_pulse_irq();
    qemu_irq_pulse(s->irq);
}

static void softusb_kbd_changed(MilkymistSoftUsbState *s)
{
    uint8_t m;

    softusb_read_dmem(s, COMLOC_KEVT_PRODUCE, &m, 1);
    trace_milkymist_softusb_kevt(m);
    softusb_write_dmem(s, COMLOC_KEVT_BASE + 8 * m, s->kbd_hid_buffer, 8);
    m = (m + 1) & 0x7;
    softusb_write_dmem(s, COMLOC_KEVT_PRODUCE, &m, 1);

    trace_milkymist_softusb_pulse_irq();
    qemu_irq_pulse(s->irq);
}

static void softusb_kbd_hid_datain(HIDState *hs)
{
    MilkymistSoftUsbState *s = container_of(hs, MilkymistSoftUsbState, hid_kbd);
    int len;

    /* if device is in reset, do nothing */
    if (s->regs[R_CTRL] & CTRL_RESET) {
        return;
    }

    while (hid_has_events(hs)) {
        len = hid_keyboard_poll(hs, s->kbd_hid_buffer,
                sizeof(s->kbd_hid_buffer));

        if (len == 8) {
            softusb_kbd_changed(s);
        }
    }
}

static void softusb_mouse_hid_datain(HIDState *hs)
{
    MilkymistSoftUsbState *s =
            container_of(hs, MilkymistSoftUsbState, hid_mouse);
    int len;

    /* if device is in reset, do nothing */
    if (s->regs[R_CTRL] & CTRL_RESET) {
        return;
    }

    while (hid_has_events(hs)) {
        len = hid_pointer_poll(hs, s->mouse_hid_buffer,
                sizeof(s->mouse_hid_buffer));

        if (len == 4) {
            softusb_mouse_changed(s);
        }
    }
}

static void milkymist_softusb_reset(DeviceState *d)
{
    MilkymistSoftUsbState *s = MILKYMIST_SOFTUSB(d);
    int i;

    for (i = 0; i < R_MAX; i++) {
        s->regs[i] = 0;
    }
    memset(s->kbd_hid_buffer, 0, sizeof(s->kbd_hid_buffer));
    memset(s->mouse_hid_buffer, 0, sizeof(s->mouse_hid_buffer));

    hid_reset(&s->hid_kbd);
    hid_reset(&s->hid_mouse);

    /* defaults */
    s->regs[R_CTRL] = CTRL_RESET;
}

static void milkymist_softusb_realize(DeviceState *dev, Error **errp)
{
    MilkymistSoftUsbState *s = MILKYMIST_SOFTUSB(dev);
    SysBusDevice *sbd = SYS_BUS_DEVICE(dev);

    sysbus_init_irq(sbd, &s->irq);

    memory_region_init_io(&s->regs_region, OBJECT(s), &softusb_mmio_ops, s,
                          "milkymist-softusb", R_MAX * 4);
    sysbus_init_mmio(sbd, &s->regs_region);

    /* register pmem and dmem */
    memory_region_init_ram_nomigrate(&s->pmem, OBJECT(s), "milkymist-softusb.pmem",
                           s->pmem_size, &error_fatal);
    vmstate_register_ram_global(&s->pmem);
    s->pmem_ptr = memory_region_get_ram_ptr(&s->pmem);
    sysbus_init_mmio(sbd, &s->pmem);
    memory_region_init_ram_nomigrate(&s->dmem, OBJECT(s), "milkymist-softusb.dmem",
                           s->dmem_size, &error_fatal);
    vmstate_register_ram_global(&s->dmem);
    s->dmem_ptr = memory_region_get_ram_ptr(&s->dmem);
    sysbus_init_mmio(sbd, &s->dmem);

    hid_init(&s->hid_kbd, HID_KEYBOARD, softusb_kbd_hid_datain);
    hid_init(&s->hid_mouse, HID_MOUSE, softusb_mouse_hid_datain);
}

static const VMStateDescription vmstate_milkymist_softusb = {
    .name = "milkymist-softusb",
    .version_id = 1,
    .minimum_version_id = 1,
    .fields = (VMStateField[]) {
        VMSTATE_UINT32_ARRAY(regs, MilkymistSoftUsbState, R_MAX),
        VMSTATE_HID_KEYBOARD_DEVICE(hid_kbd, MilkymistSoftUsbState),
        VMSTATE_HID_POINTER_DEVICE(hid_mouse, MilkymistSoftUsbState),
        VMSTATE_BUFFER(kbd_hid_buffer, MilkymistSoftUsbState),
        VMSTATE_BUFFER(mouse_hid_buffer, MilkymistSoftUsbState),
        VMSTATE_END_OF_LIST()
    }
};

static Property milkymist_softusb_properties[] = {
    DEFINE_PROP_UINT32("pmem_size", MilkymistSoftUsbState, pmem_size, 0x00001000),
    DEFINE_PROP_UINT32("dmem_size", MilkymistSoftUsbState, dmem_size, 0x00002000),
    DEFINE_PROP_END_OF_LIST(),
};

static void milkymist_softusb_class_init(ObjectClass *klass, void *data)
{
    DeviceClass *dc = DEVICE_CLASS(klass);

    dc->realize = milkymist_softusb_realize;
    dc->reset = milkymist_softusb_reset;
    dc->vmsd = &vmstate_milkymist_softusb;
    dc->props = milkymist_softusb_properties;
}

static const TypeInfo milkymist_softusb_info = {
    .name          = TYPE_MILKYMIST_SOFTUSB,
    .parent        = TYPE_SYS_BUS_DEVICE,
    .instance_size = sizeof(MilkymistSoftUsbState),
    .class_init    = milkymist_softusb_class_init,
};

static void milkymist_softusb_register_types(void)
{
    type_register_static(&milkymist_softusb_info);
}

type_init(milkymist_softusb_register_types)
Commit	Line	Data
87a381ec MW	1	/*
	2	* QEMU model of the Milkymist SoftUSB block.
	3	*
	4	* Copyright (c) 2010 Michael Walle <[email protected]>
	5	*
	6	* This library is free software; you can redistribute it and/or
	7	* modify it under the terms of the GNU Lesser General Public
	8	* License as published by the Free Software Foundation; either
	9	* version 2 of the License, or (at your option) any later version.
	10	*
	11	* This library is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	14	* Lesser General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU Lesser General Public
	17	* License along with this library; if not, see <http://www.gnu.org/licenses/>.
	18	*
	19	*
	20	* Specification available at:
	21	* not available yet
	22	*/
	23
ea99dde1	24	#include "qemu/osdep.h"
da34e65c	25	#include "qapi/error.h"
83c9f4ca	26	#include "hw/sysbus.h"
d6454270	27	#include "migration/vmstate.h"
87a381ec	28	#include "trace.h"
28ecbaee	29	#include "ui/console.h"
0d09e41a	30	#include "hw/input/hid.h"
64552b6b	31	#include "hw/irq.h"
1de7afc9	32	#include "qemu/error-report.h"
0b8fa32f	33	#include "qemu/module.h"
87a381ec MW	34
	35	enum {
	36	R_CTRL = 0,
	37	R_MAX
	38	};
	39
	40	enum {
	41	CTRL_RESET = (1<<0),
	42	};
	43
	44	#define COMLOC_DEBUG_PRODUCE 0x1000
	45	#define COMLOC_DEBUG_BASE 0x1001
	46	#define COMLOC_MEVT_PRODUCE 0x1101
	47	#define COMLOC_MEVT_BASE 0x1102
	48	#define COMLOC_KEVT_PRODUCE 0x1142
	49	#define COMLOC_KEVT_BASE 0x1143
	50
2a052f6b AF	51	#define TYPE_MILKYMIST_SOFTUSB "milkymist-softusb"
	52	#define MILKYMIST_SOFTUSB(obj) \
	53	OBJECT_CHECK(MilkymistSoftUsbState, (obj), TYPE_MILKYMIST_SOFTUSB)
	54
87a381ec	55	struct MilkymistSoftUsbState {
2a052f6b AF	56	SysBusDevice parent_obj;
2a052f6b AF	57
4c15ba9c MW	58	HIDState hid_kbd;
4c15ba9c MW	59	HIDState hid_mouse;
87a381ec	60
5105ed3b AK	61	MemoryRegion regs_region;
	62	MemoryRegion pmem;
	63	MemoryRegion dmem;
87a381ec MW	64	qemu_irq irq;
87a381ec MW	65
c34e1205 PM	66	void *pmem_ptr;
	67	void *dmem_ptr;
	68
87a381ec	69	/* device properties */
87a381ec	70	uint32_t pmem_size;
87a381ec MW	71	uint32_t dmem_size;
	72
	73	/* device registers */
	74	uint32_t regs[R_MAX];
	75
	76	/* mouse state */
4c15ba9c	77	uint8_t mouse_hid_buffer[4];
87a381ec MW	78
87a381ec MW	79	/* keyboard state */
4c15ba9c	80	uint8_t kbd_hid_buffer[8];
87a381ec MW	81	};
	82	typedef struct MilkymistSoftUsbState MilkymistSoftUsbState;
	83
a8170e5e	84	static uint64_t softusb_read(void *opaque, hwaddr addr,
5105ed3b	85	unsigned size)
87a381ec MW	86	{
	87	MilkymistSoftUsbState *s = opaque;
	88	uint32_t r = 0;
	89
	90	addr >>= 2;
	91	switch (addr) {
	92	case R_CTRL:
	93	r = s->regs[addr];
	94	break;
	95
	96	default:
	97	error_report("milkymist_softusb: read access to unknown register 0x"
	98	TARGET_FMT_plx, addr << 2);
	99	break;
	100	}
	101
	102	trace_milkymist_softusb_memory_read(addr << 2, r);
	103
	104	return r;
	105	}
	106
	107	static void
a8170e5e	108	softusb_write(void *opaque, hwaddr addr, uint64_t value,
5105ed3b	109	unsigned size)
87a381ec MW	110	{
	111	MilkymistSoftUsbState *s = opaque;
	112
	113	trace_milkymist_softusb_memory_write(addr, value);
	114
	115	addr >>= 2;
	116	switch (addr) {
	117	case R_CTRL:
	118	s->regs[addr] = value;
	119	break;
	120
	121	default:
	122	error_report("milkymist_softusb: write access to unknown register 0x"
	123	TARGET_FMT_plx, addr << 2);
	124	break;
	125	}
	126	}
	127
5105ed3b AK	128	static const MemoryRegionOps softusb_mmio_ops = {
	129	.read = softusb_read,
	130	.write = softusb_write,
	131	.endianness = DEVICE_NATIVE_ENDIAN,
	132	.valid = {
	133	.min_access_size = 4,
	134	.max_access_size = 4,
	135	},
87a381ec MW	136	};
	137
	138	static inline void softusb_read_dmem(MilkymistSoftUsbState *s,
	139	uint32_t offset, uint8_t *buf, uint32_t len)
	140	{
	141	if (offset + len >= s->dmem_size) {
	142	error_report("milkymist_softusb: read dmem out of bounds "
6daf194d	143	"at offset 0x%x, len %d", offset, len);
c31bc98e	144	memset(buf, 0, len);
87a381ec MW	145	return;
	146	}
	147
c34e1205	148	memcpy(buf, s->dmem_ptr + offset, len);
87a381ec MW	149	}
	150
	151	static inline void softusb_write_dmem(MilkymistSoftUsbState *s,
	152	uint32_t offset, uint8_t *buf, uint32_t len)
	153	{
	154	if (offset + len >= s->dmem_size) {
	155	error_report("milkymist_softusb: write dmem out of bounds "
6daf194d	156	"at offset 0x%x, len %d", offset, len);
87a381ec MW	157	return;
	158	}
	159
c34e1205	160	memcpy(s->dmem_ptr + offset, buf, len);
87a381ec MW	161	}
87a381ec MW	162
87a381ec MW	163	static void softusb_mouse_changed(MilkymistSoftUsbState *s)
	164	{
	165	uint8_t m;
87a381ec MW	166
	167	softusb_read_dmem(s, COMLOC_MEVT_PRODUCE, &m, 1);
	168	trace_milkymist_softusb_mevt(m);
4c15ba9c	169	softusb_write_dmem(s, COMLOC_MEVT_BASE + 4 * m, s->mouse_hid_buffer, 4);
87a381ec MW	170	m = (m + 1) & 0xf;
	171	softusb_write_dmem(s, COMLOC_MEVT_PRODUCE, &m, 1);
	172
	173	trace_milkymist_softusb_pulse_irq();
	174	qemu_irq_pulse(s->irq);
	175	}
	176
	177	static void softusb_kbd_changed(MilkymistSoftUsbState *s)
	178	{
	179	uint8_t m;
	180
	181	softusb_read_dmem(s, COMLOC_KEVT_PRODUCE, &m, 1);
	182	trace_milkymist_softusb_kevt(m);
4c15ba9c	183	softusb_write_dmem(s, COMLOC_KEVT_BASE + 8 * m, s->kbd_hid_buffer, 8);
87a381ec MW	184	m = (m + 1) & 0x7;
	185	softusb_write_dmem(s, COMLOC_KEVT_PRODUCE, &m, 1);
	186
	187	trace_milkymist_softusb_pulse_irq();
	188	qemu_irq_pulse(s->irq);
	189	}
	190
4c15ba9c	191	static void softusb_kbd_hid_datain(HIDState *hs)
87a381ec	192	{
4c15ba9c MW	193	MilkymistSoftUsbState *s = container_of(hs, MilkymistSoftUsbState, hid_kbd);
4c15ba9c MW	194	int len;
87a381ec MW	195
	196	/* if device is in reset, do nothing */
	197	if (s->regs[R_CTRL] & CTRL_RESET) {
	198	return;
	199	}
	200
857cccac MW	201	while (hid_has_events(hs)) {
	202	len = hid_keyboard_poll(hs, s->kbd_hid_buffer,
	203	sizeof(s->kbd_hid_buffer));
87a381ec	204
857cccac MW	205	if (len == 8) {
	206	softusb_kbd_changed(s);
	207	}
4c15ba9c	208	}
87a381ec MW	209	}
87a381ec MW	210
4c15ba9c	211	static void softusb_mouse_hid_datain(HIDState *hs)
87a381ec	212	{
4c15ba9c MW	213	MilkymistSoftUsbState *s =
	214	container_of(hs, MilkymistSoftUsbState, hid_mouse);
	215	int len;
87a381ec	216
4c15ba9c MW	217	/* if device is in reset, do nothing */
	218	if (s->regs[R_CTRL] & CTRL_RESET) {
	219	return;
	220	}
87a381ec	221
857cccac MW	222	while (hid_has_events(hs)) {
	223	len = hid_pointer_poll(hs, s->mouse_hid_buffer,
	224	sizeof(s->mouse_hid_buffer));
4706ab6c	225
857cccac MW	226	if (len == 4) {
	227	softusb_mouse_changed(s);
	228	}
4c15ba9c	229	}
07771f6f GH	230	}
07771f6f GH	231
87a381ec MW	232	static void milkymist_softusb_reset(DeviceState *d)
87a381ec MW	233	{
2a052f6b	234	MilkymistSoftUsbState *s = MILKYMIST_SOFTUSB(d);
87a381ec MW	235	int i;
	236
	237	for (i = 0; i < R_MAX; i++) {
	238	s->regs[i] = 0;
	239	}
4c15ba9c MW	240	memset(s->kbd_hid_buffer, 0, sizeof(s->kbd_hid_buffer));
	241	memset(s->mouse_hid_buffer, 0, sizeof(s->mouse_hid_buffer));
	242
	243	hid_reset(&s->hid_kbd);
	244	hid_reset(&s->hid_mouse);
87a381ec MW	245
	246	/* defaults */
	247	s->regs[R_CTRL] = CTRL_RESET;
	248	}
	249
f1e321a8	250	static void milkymist_softusb_realize(DeviceState dev, Error *errp)
87a381ec	251	{
2a052f6b	252	MilkymistSoftUsbState *s = MILKYMIST_SOFTUSB(dev);
f1e321a8	253	SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
87a381ec	254
f1e321a8	255	sysbus_init_irq(sbd, &s->irq);
87a381ec	256
1437c94b	257	memory_region_init_io(&s->regs_region, OBJECT(s), &softusb_mmio_ops, s,
5105ed3b	258	"milkymist-softusb", R_MAX * 4);
f1e321a8	259	sysbus_init_mmio(sbd, &s->regs_region);
87a381ec MW	260
87a381ec MW	261	/* register pmem and dmem */
1cfe48c1	262	memory_region_init_ram_nomigrate(&s->pmem, OBJECT(s), "milkymist-softusb.pmem",
f8ed85ac	263	s->pmem_size, &error_fatal);
c5705a77	264	vmstate_register_ram_global(&s->pmem);
c34e1205	265	s->pmem_ptr = memory_region_get_ram_ptr(&s->pmem);
f1e321a8	266	sysbus_init_mmio(sbd, &s->pmem);
1cfe48c1	267	memory_region_init_ram_nomigrate(&s->dmem, OBJECT(s), "milkymist-softusb.dmem",
f8ed85ac	268	s->dmem_size, &error_fatal);
c5705a77	269	vmstate_register_ram_global(&s->dmem);
c34e1205	270	s->dmem_ptr = memory_region_get_ram_ptr(&s->dmem);
f1e321a8	271	sysbus_init_mmio(sbd, &s->dmem);
87a381ec	272
4c15ba9c MW	273	hid_init(&s->hid_kbd, HID_KEYBOARD, softusb_kbd_hid_datain);
4c15ba9c MW	274	hid_init(&s->hid_mouse, HID_MOUSE, softusb_mouse_hid_datain);
87a381ec MW	275	}
	276
	277	static const VMStateDescription vmstate_milkymist_softusb = {
	278	.name = "milkymist-softusb",
	279	.version_id = 1,
	280	.minimum_version_id = 1,
35d08458	281	.fields = (VMStateField[]) {
87a381ec	282	VMSTATE_UINT32_ARRAY(regs, MilkymistSoftUsbState, R_MAX),
4c15ba9c MW	283	VMSTATE_HID_KEYBOARD_DEVICE(hid_kbd, MilkymistSoftUsbState),
	284	VMSTATE_HID_POINTER_DEVICE(hid_mouse, MilkymistSoftUsbState),
	285	VMSTATE_BUFFER(kbd_hid_buffer, MilkymistSoftUsbState),
	286	VMSTATE_BUFFER(mouse_hid_buffer, MilkymistSoftUsbState),
87a381ec MW	287	VMSTATE_END_OF_LIST()
	288	}
	289	};
	290
999e12bb	291	static Property milkymist_softusb_properties[] = {
999e12bb	292	DEFINE_PROP_UINT32("pmem_size", MilkymistSoftUsbState, pmem_size, 0x00001000),
999e12bb AL	293	DEFINE_PROP_UINT32("dmem_size", MilkymistSoftUsbState, dmem_size, 0x00002000),
	294	DEFINE_PROP_END_OF_LIST(),
	295	};
	296
	297	static void milkymist_softusb_class_init(ObjectClass klass, void data)
	298	{
39bffca2	299	DeviceClass *dc = DEVICE_CLASS(klass);
999e12bb	300
f1e321a8	301	dc->realize = milkymist_softusb_realize;
39bffca2 AL	302	dc->reset = milkymist_softusb_reset;
	303	dc->vmsd = &vmstate_milkymist_softusb;
	304	dc->props = milkymist_softusb_properties;
999e12bb AL	305	}
999e12bb AL	306
8c43a6f0	307	static const TypeInfo milkymist_softusb_info = {
2a052f6b	308	.name = TYPE_MILKYMIST_SOFTUSB,
39bffca2 AL	309	.parent = TYPE_SYS_BUS_DEVICE,
	310	.instance_size = sizeof(MilkymistSoftUsbState),
	311	.class_init = milkymist_softusb_class_init,
87a381ec MW	312	};
87a381ec MW	313
83f7d43a	314	static void milkymist_softusb_register_types(void)
87a381ec	315	{
39bffca2	316	type_register_static(&milkymist_softusb_info);
87a381ec MW	317	}
87a381ec MW	318
83f7d43a	319	type_init(milkymist_softusb_register_types)