lm32: pic and juart helper functions

This patch adds init functions for the PIC and JTAG UART commonly used
in the board initialization.
Signed-off-by: NMichael Walle <michael@walle.cc>
Signed-off-by: NEdgar E. Iglesias <edgar.iglesias@gmail.com>

hw/lm32.h

+
+#include "qemu-common.h"
+
+static inline DeviceState *lm32_pic_init(qemu_irq cpu_irq)
+{
+    DeviceState *dev;
+    SysBusDevice *d;
+
+    dev = qdev_create(NULL, "lm32-pic");
+    qdev_init_nofail(dev);
+    d = sysbus_from_qdev(dev);
+    sysbus_connect_irq(d, 0, cpu_irq);
+
+    return dev;
+}
+
+static inline DeviceState *lm32_juart_init(void)
+{
+    DeviceState *dev;
+
+    dev = qdev_create(NULL, "lm32-juart");
+    qdev_init_nofail(dev);
+
+    return dev;
+}