@@ -9,19 +9,19 @@
/* MIPSnet register offsets */
-#define MIPSNET_DEV_ID 0x00
-#define MIPSNET_BUSY 0x08
-#define MIPSNET_RX_DATA_COUNT 0x0c
-#define MIPSNET_TX_DATA_COUNT 0x10
-#define MIPSNET_INT_CTL 0x14
-# define MIPSNET_INTCTL_TXDONE 0x00000001
-# define MIPSNET_INTCTL_RXDONE 0x00000002
-# define MIPSNET_INTCTL_TESTBIT 0x80000000
-#define MIPSNET_INTERRUPT_INFO 0x18
-#define MIPSNET_RX_DATA_BUFFER 0x1c
-#define MIPSNET_TX_DATA_BUFFER 0x20
-
-#define MAX_ETH_FRAME_SIZE 1514
+#define MIPSNET_DEV_ID 0x00
+#define MIPSNET_BUSY 0x08
+#define MIPSNET_RX_DATA_COUNT 0x0c
+#define MIPSNET_TX_DATA_COUNT 0x10
+#define MIPSNET_INT_CTL 0x14
+# define MIPSNET_INTCTL_TXDONE 0x00000001
+# define MIPSNET_INTCTL_RXDONE 0x00000002
+# define MIPSNET_INTCTL_TESTBIT 0x80000000
+#define MIPSNET_INTERRUPT_INFO 0x18
+#define MIPSNET_RX_DATA_BUFFER 0x1c
+#define MIPSNET_TX_DATA_BUFFER 0x20
+
+#define MAX_ETH_FRAME_SIZE 1514
#define TYPE_MIPS_NET "mipsnet"
#define MIPS_NET(obj) OBJECT_CHECK(MIPSnetState, (obj), TYPE_MIPS_NET)
@@ -64,8 +64,9 @@ static void mipsnet_update_irq(MIPSnetState *s)
static int mipsnet_buffer_full(MIPSnetState *s)
{
- if (s->rx_count >= MAX_ETH_FRAME_SIZE)
+ if (s->rx_count >= MAX_ETH_FRAME_SIZE) {
return 1;
+ }
return 0;
}
@@ -73,18 +74,21 @@ static int mipsnet_can_receive(NetClientState *nc)
{
MIPSnetState *s = qemu_get_nic_opaque(nc);
- if (s->busy)
+ if (s->busy) {
return 0;
+ }
return !mipsnet_buffer_full(s);
}
-static ssize_t mipsnet_receive(NetClientState *nc, const uint8_t *buf, size_t size)
+static ssize_t mipsnet_receive(NetClientState *nc,
+ const uint8_t *buf, size_t size)
{
MIPSnetState *s = qemu_get_nic_opaque(nc);
trace_mipsnet_receive(size);
- if (!mipsnet_can_receive(nc))
+ if (!mipsnet_can_receive(nc)) {
return 0;
+ }
if (size >= sizeof(s->rx_buffer)) {
return 0;
@@ -115,10 +119,10 @@ static uint64_t mipsnet_ioport_read(void *opaque, hwaddr addr,
addr &= 0x3f;
switch (addr) {
case MIPSNET_DEV_ID:
- ret = be32_to_cpu(0x4d495053); /* MIPS */
+ ret = be32_to_cpu(0x4d495053); /* MIPS */
break;
case MIPSNET_DEV_ID + 4:
- ret = be32_to_cpu(0x4e455430); /* NET0 */
+ ret = be32_to_cpu(0x4e455430); /* NET0 */
break;
case MIPSNET_BUSY:
ret = s->busy;