ETRAX-SER: Untabify.
authorEdgar E. Iglesias <edgar.iglesias@gmail.com>
Fri, 15 May 2009 23:44:24 +0000 (01:44 +0200)
committerEdgar E. Iglesias <edgar.iglesias@gmail.com>
Sat, 16 May 2009 00:13:55 +0000 (02:13 +0200)
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
hw/etraxfs_ser.c

index 105b510..e74d11a 100644 (file)
 
 struct etrax_serial
 {
-       SysBusDevice busdev;
-       CharDriverState *chr;
-       qemu_irq irq;
+    SysBusDevice busdev;
+    CharDriverState *chr;
+    qemu_irq irq;
 
-       /* This pending thing is a hack.  */
-       int pending_tx;
+    /* This pending thing is a hack.  */
+    int pending_tx;
 
-       /* Control registers.  */
-       uint32_t regs[R_MAX];
+    /* Control registers.  */
+    uint32_t regs[R_MAX];
 };
 
 static void ser_update_irq(struct etrax_serial *s)
 {
-       s->regs[R_INTR] &= ~(s->regs[RW_ACK_INTR]);
-       s->regs[R_MASKED_INTR] = s->regs[R_INTR] & s->regs[RW_INTR_MASK];
+    s->regs[R_INTR] &= ~(s->regs[RW_ACK_INTR]);
+    s->regs[R_MASKED_INTR] = s->regs[R_INTR] & s->regs[RW_INTR_MASK];
 
-       qemu_set_irq(s->irq, !!s->regs[R_MASKED_INTR]);
-       s->regs[RW_ACK_INTR] = 0;
+    qemu_set_irq(s->irq, !!s->regs[R_MASKED_INTR]);
+    s->regs[RW_ACK_INTR] = 0;
 }
 
 static uint32_t ser_readl (void *opaque, target_phys_addr_t addr)
 {
-       struct etrax_serial *s = opaque;
-       D(CPUState *env = s->env);
-       uint32_t r = 0;
-
-       addr >>= 2;
-       switch (addr)
-       {
-               case R_STAT_DIN:
-                       r = s->regs[RS_STAT_DIN];
-                       break;
-               case RS_STAT_DIN:
-                       r = s->regs[addr];
-                       /* Read side-effect: clear dav.  */
-                       s->regs[addr] &= ~(1 << STAT_DAV);
-                       break;
-               default:
-                       r = s->regs[addr];
-                       D(printf ("%s %x=%x\n", __func__, addr, r));
-                       break;
-       }
-       return r;
+    struct etrax_serial *s = opaque;
+    D(CPUState *env = s->env);
+    uint32_t r = 0;
+
+    addr >>= 2;
+    switch (addr)
+    {
+        case R_STAT_DIN:
+            r = s->regs[RS_STAT_DIN];
+            break;
+        case RS_STAT_DIN:
+            r = s->regs[addr];
+            /* Read side-effect: clear dav.  */
+            s->regs[addr] &= ~(1 << STAT_DAV);
+            break;
+        default:
+            r = s->regs[addr];
+            D(printf ("%s %x=%x\n", __func__, addr, r));
+            break;
+    }
+    return r;
 }
 
 static void
 ser_writel (void *opaque, target_phys_addr_t addr, uint32_t value)
 {
-       struct etrax_serial *s = opaque;
-       unsigned char ch = value;
-       D(CPUState *env = s->env);
-
-       D(printf ("%s %x %x\n",  __func__, addr, value));
-       addr >>= 2;
-       switch (addr)
-       {
-               case RW_DOUT:
-                       qemu_chr_write(s->chr, &ch, 1);
-                       s->regs[R_INTR] |= 1;
-                       s->pending_tx = 1;
-                       s->regs[addr] = value;
-                       break;
-               case RW_ACK_INTR:
-                       s->regs[addr] = value;
-                       if (s->pending_tx && (s->regs[addr] & 1)) {
-                               s->regs[R_INTR] |= 1;
-                               s->pending_tx = 0;
-                               s->regs[addr] &= ~1;
-                       }
-                       break;
-               default:
-                       s->regs[addr] = value;
-                       break;
-       }
-       ser_update_irq(s);
+    struct etrax_serial *s = opaque;
+    unsigned char ch = value;
+    D(CPUState *env = s->env);
+
+    D(printf ("%s %x %x\n",  __func__, addr, value));
+    addr >>= 2;
+    switch (addr)
+    {
+        case RW_DOUT:
+            qemu_chr_write(s->chr, &ch, 1);
+            s->regs[R_INTR] |= 1;
+            s->pending_tx = 1;
+            s->regs[addr] = value;
+            break;
+        case RW_ACK_INTR:
+            s->regs[addr] = value;
+            if (s->pending_tx && (s->regs[addr] & 1)) {
+                s->regs[R_INTR] |= 1;
+                s->pending_tx = 0;
+                s->regs[addr] &= ~1;
+            }
+            break;
+        default:
+            s->regs[addr] = value;
+            break;
+    }
+    ser_update_irq(s);
 }
 
 static CPUReadMemoryFunc *ser_read[] = {
-       NULL, NULL,
-       &ser_readl,
+    NULL, NULL,
+    &ser_readl,
 };
 
 static CPUWriteMemoryFunc *ser_write[] = {
-       NULL, NULL,
-       &ser_writel,
+    NULL, NULL,
+    &ser_writel,
 };
 
 static void serial_receive(void *opaque, const uint8_t *buf, int size)
 {
-       struct etrax_serial *s = opaque;
+    struct etrax_serial *s = opaque;
 
-       s->regs[R_INTR] |= 8;
-       s->regs[RS_STAT_DIN] &= ~0xff;
-       s->regs[RS_STAT_DIN] |= (buf[0] & 0xff);
-       s->regs[RS_STAT_DIN] |= (1 << STAT_DAV); /* dav.  */
-       ser_update_irq(s);
+    s->regs[R_INTR] |= 8;
+    s->regs[RS_STAT_DIN] &= ~0xff;
+    s->regs[RS_STAT_DIN] |= (buf[0] & 0xff);
+    s->regs[RS_STAT_DIN] |= (1 << STAT_DAV); /* dav.  */
+    ser_update_irq(s);
 }
 
 static int serial_can_receive(void *opaque)
 {
-       struct etrax_serial *s = opaque;
-       int r;
+    struct etrax_serial *s = opaque;
+    int r;
 
-       /* Is the receiver enabled?  */
-       r = s->regs[RW_REC_CTRL] & 1;
+    /* Is the receiver enabled?  */
+    r = s->regs[RW_REC_CTRL] & 1;
 
-       /* Pending rx data?  */
-       r |= !(s->regs[R_INTR] & 8);
-       return r;
+    /* Pending rx data?  */
+    r |= !(s->regs[R_INTR] & 8);
+    return r;
 }
 
 static void serial_event(void *opaque, int event)
@@ -163,27 +163,27 @@ static void serial_event(void *opaque, int event)
 
 static void etraxfs_ser_init(SysBusDevice *dev)
 {
-       struct etrax_serial *s = FROM_SYSBUS(typeof (*s), dev);
-       int ser_regs;
-
-       /* transmitter begins ready and idle.  */
-       s->regs[RS_STAT_DIN] |= (1 << STAT_TR_RDY);
-       s->regs[RS_STAT_DIN] |= (1 << STAT_TR_IDLE);
-
-       sysbus_init_irq(dev, &s->irq);
-       ser_regs = cpu_register_io_memory(0, ser_read, ser_write, s);
-       sysbus_init_mmio(dev, R_MAX * 4, ser_regs);
-       s->chr = qdev_init_chardev(&dev->qdev);
-       if (s->chr)
-               qemu_chr_add_handlers(s->chr,
-                                     serial_can_receive, serial_receive,
-                                     serial_event, s);
+    struct etrax_serial *s = FROM_SYSBUS(typeof (*s), dev);
+    int ser_regs;
+
+    /* transmitter begins ready and idle.  */
+    s->regs[RS_STAT_DIN] |= (1 << STAT_TR_RDY);
+    s->regs[RS_STAT_DIN] |= (1 << STAT_TR_IDLE);
+
+    sysbus_init_irq(dev, &s->irq);
+    ser_regs = cpu_register_io_memory(0, ser_read, ser_write, s);
+    sysbus_init_mmio(dev, R_MAX * 4, ser_regs);
+    s->chr = qdev_init_chardev(&dev->qdev);
+    if (s->chr)
+        qemu_chr_add_handlers(s->chr,
+                      serial_can_receive, serial_receive,
+                      serial_event, s);
 }
 
 static void etraxfs_serial_register(void)
 {
-       sysbus_register_dev("etraxfs,serial", sizeof (struct etrax_serial),
-                           etraxfs_ser_init);
+    sysbus_register_dev("etraxfs,serial", sizeof (struct etrax_serial),
+                etraxfs_ser_init);
 }
 
 device_init(etraxfs_serial_register)