static DeviceState *fdt_create_qdev_from_compat(char *compat, char **dev_type)
{
DeviceState *ret = NULL;
char *c = g_strdup(compat);
ret = qdev_try_create(NULL, c);
if (!ret) {
/* QEMU substitutes "."s for ","s in device names, so try with that
* substitutution
*/
substitute_char(c, ',', '.');
ret = qdev_try_create(NULL, c);
}
if (!ret) {
/* try again with the version string trimmed */
trim_version(c);
ret = qdev_try_create(NULL, c);
}
if (dev_type) {
*dev_type = c;
} else {
g_free(c);
}
return ret;
}
DeviceState *sysbus_try_create_varargs(const char *name,
hwaddr addr, ...)
{
DeviceState *dev;
SysBusDevice *s;
va_list va;
qemu_irq irq;
int n;
dev = qdev_try_create(NULL, name);
if (!dev) {
return NULL;
}
s = SYS_BUS_DEVICE(dev);
qdev_init_nofail(dev);
if (addr != (hwaddr)-1) {
sysbus_mmio_map(s, 0, addr);
}
va_start(va, addr);
n = 0;
while (1) {
irq = va_arg(va, qemu_irq);
if (!irq) {
break;
}
sysbus_connect_irq(s, n, irq);
n++;
}
va_end(va);
return dev;
}
ISADevice *isa_try_create(ISABus *bus, const char *name)
{
DeviceState *dev;
dev = qdev_try_create(BUS(bus), name);
return ISA_DEVICE(dev);
}
ISADevice *isa_try_create(ISABus *bus, const char *name)
{
DeviceState *dev;
if (!bus) {
hw_error("Tried to create isa device %s with no isa bus present.",
name);
}
dev = qdev_try_create(BUS(bus), name);
return ISA_DEVICE(dev);
}
/* Create a new device. This only initializes the device state structure
and allows properties to be set. qdev_init should be called to
initialize the actual device emulation. */
DeviceState *qdev_create(BusState *bus, const char *name)
{
DeviceState *dev;
dev = qdev_try_create(bus, name);
if (!dev) {
abort();
}
return dev;
}
