#include "i2c.h"
typedef struct {
- i2c_slave i2c;
- int len;
+ I2CSlave i2c;
+ uint8_t len;
uint8_t buf[2];
qemu_irq pin;
int16_t temperature;
int16_t limit[2];
int faults;
- int alarm;
+ uint8_t alarm;
} TMP105State;
static void tmp105_interrupt_update(TMP105State *s)
}
/* Units are 0.001 centigrades relative to 0 C. */
-void tmp105_set(i2c_slave *i2c, int temp)
+void tmp105_set(I2CSlave *i2c, int temp)
{
TMP105State *s = (TMP105State *) i2c;
}
}
-static int tmp105_rx(i2c_slave *i2c)
+static int tmp105_rx(I2CSlave *i2c)
{
TMP105State *s = (TMP105State *) i2c;
return 0xff;
}
-static int tmp105_tx(i2c_slave *i2c, uint8_t data)
+static int tmp105_tx(I2CSlave *i2c, uint8_t data)
{
TMP105State *s = (TMP105State *) i2c;
return 0;
}
-static void tmp105_event(i2c_slave *i2c, enum i2c_event event)
+static void tmp105_event(I2CSlave *i2c, enum i2c_event event)
{
TMP105State *s = (TMP105State *) i2c;
s->len = 0;
}
-static void tmp105_save(QEMUFile *f, void *opaque)
+static int tmp105_post_load(void *opaque, int version_id)
{
- TMP105State *s = (TMP105State *) opaque;
-
- qemu_put_byte(f, s->len);
- qemu_put_8s(f, &s->buf[0]);
- qemu_put_8s(f, &s->buf[1]);
-
- qemu_put_8s(f, &s->pointer);
- qemu_put_8s(f, &s->config);
- qemu_put_sbe16s(f, &s->temperature);
- qemu_put_sbe16s(f, &s->limit[0]);
- qemu_put_sbe16s(f, &s->limit[1]);
- qemu_put_byte(f, s->alarm);
- s->faults = tmp105_faultq[(s->config >> 3) & 3]; /* F */
-
- i2c_slave_save(f, &s->i2c);
-}
-
-static int tmp105_load(QEMUFile *f, void *opaque, int version_id)
-{
- TMP105State *s = (TMP105State *) opaque;
-
- s->len = qemu_get_byte(f);
- qemu_get_8s(f, &s->buf[0]);
- qemu_get_8s(f, &s->buf[1]);
+ TMP105State *s = opaque;
- qemu_get_8s(f, &s->pointer);
- qemu_get_8s(f, &s->config);
- qemu_get_sbe16s(f, &s->temperature);
- qemu_get_sbe16s(f, &s->limit[0]);
- qemu_get_sbe16s(f, &s->limit[1]);
- s->alarm = qemu_get_byte(f);
+ s->faults = tmp105_faultq[(s->config >> 3) & 3]; /* F */
tmp105_interrupt_update(s);
-
- i2c_slave_load(f, &s->i2c);
return 0;
}
-static void tmp105_reset(i2c_slave *i2c)
+static const VMStateDescription vmstate_tmp105 = {
+ .name = "TMP105",
+ .version_id = 0,
+ .minimum_version_id = 0,
+ .minimum_version_id_old = 0,
+ .post_load = tmp105_post_load,
+ .fields = (VMStateField []) {
+ VMSTATE_UINT8(len, TMP105State),
+ VMSTATE_UINT8_ARRAY(buf, TMP105State, 2),
+ VMSTATE_UINT8(pointer, TMP105State),
+ VMSTATE_UINT8(config, TMP105State),
+ VMSTATE_INT16(temperature, TMP105State),
+ VMSTATE_INT16_ARRAY(limit, TMP105State, 2),
+ VMSTATE_UINT8(alarm, TMP105State),
+ VMSTATE_I2C_SLAVE(i2c, TMP105State),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
+static void tmp105_reset(I2CSlave *i2c)
{
TMP105State *s = (TMP105State *) i2c;
tmp105_interrupt_update(s);
}
-static void tmp105_init(i2c_slave *i2c)
+static int tmp105_init(I2CSlave *i2c)
{
TMP105State *s = FROM_I2C_SLAVE(TMP105State, i2c);
tmp105_reset(&s->i2c);
- register_savevm("TMP105", -1, 0, tmp105_save, tmp105_load, s);
+ return 0;
+}
+
+static void tmp105_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+ I2CSlaveClass *k = I2C_SLAVE_CLASS(klass);
+
+ k->init = tmp105_init;
+ k->event = tmp105_event;
+ k->recv = tmp105_rx;
+ k->send = tmp105_tx;
+ dc->vmsd = &vmstate_tmp105;
}
-static I2CSlaveInfo tmp105_info = {
- .qdev.name = "tmp105",
- .qdev.size = sizeof(TMP105State),
- .init = tmp105_init,
- .event = tmp105_event,
- .recv = tmp105_rx,
- .send = tmp105_tx
+static TypeInfo tmp105_info = {
+ .name = "tmp105",
+ .parent = TYPE_I2C_SLAVE,
+ .instance_size = sizeof(TMP105State),
+ .class_init = tmp105_class_init,
};
-static void tmp105_register_devices(void)
+static void tmp105_register_types(void)
{
- i2c_register_slave(&tmp105_info);
+ type_register_static(&tmp105_info);
}
-device_init(tmp105_register_devices)
+type_init(tmp105_register_types)