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etraxfs_ser: QOM cast cleanups 

Rename etrax_serial to ETRAXSerial, introduce type constant and use QOM
casts.

Acked-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
Signed-off-by: Andreas Färber <afaerber@suse.de>
master
Andreas Färber 2013-07-24 21:52:26 +02:00
parent bcb7575068
commit b85423fe75
1 changed files with 21 additions and 16 deletions
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37
hw/char/etraxfs_ser.c
View File

@ -44,9 +44,13 @@
#define STAT_TR_IDLE 22
#define STAT_TR_RDY 24
struct etrax_serial
{
SysBusDevice busdev;
#define TYPE_ETRAX_FS_SERIAL "etraxfs,serial"
#define ETRAX_SERIAL(obj) \
OBJECT_CHECK(ETRAXSerial, (obj), TYPE_ETRAX_FS_SERIAL)
typedef struct ETRAXSerial {
SysBusDevice parent_obj;
MemoryRegion mmio;
CharDriverState *chr;
qemu_irq irq;
@ -59,9 +63,9 @@ struct etrax_serial
/* Control registers. */
uint32_t regs[R_MAX];
};
} ETRAXSerial;
static void ser_update_irq(struct etrax_serial *s)
static void ser_update_irq(ETRAXSerial *s)
{
if (s->rx_fifo_len) {
@ -77,7 +81,7 @@ static void ser_update_irq(struct etrax_serial *s)
static uint64_t
ser_read(void *opaque, hwaddr addr, unsigned int size)
{
struct etrax_serial *s = opaque;
ETRAXSerial *s = opaque;
uint32_t r = 0;
addr >>= 2;
@ -112,7 +116,7 @@ static void
ser_write(void *opaque, hwaddr addr,
uint64_t val64, unsigned int size)
{
struct etrax_serial *s = opaque;
ETRAXSerial *s = opaque;
uint32_t value = val64;
unsigned char ch = val64;
@ -156,7 +160,7 @@ static const MemoryRegionOps ser_ops = {
static void serial_receive(void *opaque, const uint8_t *buf, int size)
{
struct etrax_serial *s = opaque;
ETRAXSerial *s = opaque;
int i;
/* Got a byte. */
@ -177,7 +181,7 @@ static void serial_receive(void *opaque, const uint8_t *buf, int size)
static int serial_can_receive(void *opaque)
{
struct etrax_serial *s = opaque;
ETRAXSerial *s = opaque;
int r;
/* Is the receiver enabled? */
@ -196,7 +200,7 @@ static void serial_event(void *opaque, int event)
static void etraxfs_ser_reset(DeviceState *d)
{
struct etrax_serial *s = container_of(d, typeof(*s), busdev.qdev);
ETRAXSerial *s = ETRAX_SERIAL(d);
/* transmitter begins ready and idle. */
s->regs[RS_STAT_DIN] |= (1 << STAT_TR_RDY);
@ -208,7 +212,7 @@ static void etraxfs_ser_reset(DeviceState *d)
static int etraxfs_ser_init(SysBusDevice *dev)
{
struct etrax_serial *s = FROM_SYSBUS(typeof (*s), dev);
ETRAXSerial *s = ETRAX_SERIAL(dev);
sysbus_init_irq(dev, &s->irq);
memory_region_init_io(&s->mmio, OBJECT(s), &ser_ops, s,
@ -216,10 +220,11 @@ static int etraxfs_ser_init(SysBusDevice *dev)
sysbus_init_mmio(dev, &s->mmio);
s->chr = qemu_char_get_next_serial();
if (s->chr)
if (s->chr) {
qemu_chr_add_handlers(s->chr,
serial_can_receive, serial_receive,
serial_event, s);
serial_can_receive, serial_receive,
serial_event, s);
}
return 0;
}
@ -233,9 +238,9 @@ static void etraxfs_ser_class_init(ObjectClass *klass, void *data)
}
static const TypeInfo etraxfs_ser_info = {
.name = "etraxfs,serial",
.name = TYPE_ETRAX_FS_SERIAL,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(struct etrax_serial),
.instance_size = sizeof(ETRAXSerial),
.class_init = etraxfs_ser_class_init,
};