xen: do not build backends for targets that do not support xen

[qemu.git] / hw / net / lan9118.c

diff --git a/hw/net/lan9118.c b/hw/net/lan9118.c
index 3323f48d978a0fab2501bf8b7377c5457a18400d..3db8937cac3b8d881c3ad8487a5e78b6ca285777 100644 (file)
--- a/hw/net/lan9118.c
+++ b/hw/net/lan9118.c
@@ -10,11 +10,13 @@
  * GNU GPL, version 2 or (at your option) any later version.
  */
 
+#include "qemu/osdep.h"
 #include "hw/sysbus.h"
 #include "net/net.h"
 #include "hw/devices.h"
 #include "sysemu/sysemu.h"
 #include "hw/ptimer.h"
+#include "qemu/log.h"
 /* For crc32 */
 #include <zlib.h>
 
@@ -56,6 +58,8 @@ do { fprintf(stderr, "lan9118: error: " fmt , ## __VA_ARGS__);} while (0)
 #define CSR_E2P_CMD     0xb0
 #define CSR_E2P_DATA    0xb4
 
+#define E2P_CMD_MAC_ADDR_LOADED 0x100
+
 /* IRQ_CFG */
 #define IRQ_INT         0x00001000
 #define IRQ_EN          0x00000100
@@ -170,8 +174,12 @@ static const VMStateDescription vmstate_lan9118_packet = {
     }
 };
 
+#define TYPE_LAN9118 "lan9118"
+#define LAN9118(obj) OBJECT_CHECK(lan9118_state, (obj), TYPE_LAN9118)
+
 typedef struct {
-    SysBusDevice busdev;
+    SysBusDevice parent_obj;
+
     NICState *nic;
     NICConf conf;
     qemu_irq irq;
@@ -348,14 +356,14 @@ static void lan9118_reload_eeprom(lan9118_state *s)
 {
     int i;
     if (s->eeprom[0] != 0xa5) {
-        s->e2p_cmd &= ~0x10;
+        s->e2p_cmd &= ~E2P_CMD_MAC_ADDR_LOADED;
         DPRINTF("MACADDR load failed\n");
         return;
     }
     for (i = 0; i < 6; i++) {
         s->conf.macaddr.a[i] = s->eeprom[i + 1];
     }
-    s->e2p_cmd |= 0x10;
+    s->e2p_cmd |= E2P_CMD_MAC_ADDR_LOADED;
     DPRINTF("MACADDR loaded from eeprom\n");
     lan9118_mac_changed(s);
 }
@@ -401,7 +409,8 @@ static void phy_reset(lan9118_state *s)
 
 static void lan9118_reset(DeviceState *d)
 {
-    lan9118_state *s = FROM_SYSBUS(lan9118_state, SYS_BUS_DEVICE(d));
+    lan9118_state *s = LAN9118(d);
+
     s->irq_cfg &= (IRQ_TYPE | IRQ_POL);
     s->int_sts = 0;
     s->int_en = 0;
@@ -434,7 +443,7 @@ static void lan9118_reset(DeviceState *d)
     s->afc_cfg = 0;
     s->e2p_cmd = 0;
     s->e2p_data = 0;
-    s->free_timer_start = qemu_get_clock_ns(vm_clock) / 40;
+    s->free_timer_start = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) / 40;
 
     ptimer_stop(s->timer);
     ptimer_set_count(s->timer, 0xffff);
@@ -456,11 +465,6 @@ static void lan9118_reset(DeviceState *d)
     lan9118_reload_eeprom(s);
 }
 
-static int lan9118_can_receive(NetClientState *nc)
-{
-    return 1;
-}
-
 static void rx_fifo_push(lan9118_state *s, uint32_t val)
 {
     int fifo_pos;
@@ -722,14 +726,14 @@ static void tx_fifo_push(lan9118_state *s, uint32_t val)
         s->txp->cmd_a = val & 0x831f37ff;
         s->txp->fifo_used++;
         s->txp->state = TX_B;
+        s->txp->buffer_size = extract32(s->txp->cmd_a, 0, 11);
+        s->txp->offset = extract32(s->txp->cmd_a, 16, 5);
         break;
     case TX_B:
         if (s->txp->cmd_a & 0x2000) {
             /* First segment */
             s->txp->cmd_b = val;
             s->txp->fifo_used++;
-            s->txp->buffer_size = s->txp->cmd_a & 0x7ff;
-            s->txp->offset = (s->txp->cmd_a >> 16) & 0x1f;
             /* End alignment does not include command words.  */
             n = (s->txp->buffer_size + s->txp->offset + 3) >> 2;
             switch ((n >> 24) & 3) {
@@ -758,7 +762,7 @@ static void tx_fifo_push(lan9118_state *s, uint32_t val)
         if (s->txp->buffer_size <= 0 && s->txp->pad != 0) {
             s->txp->pad--;
         } else {
-            n = 4;
+            n = MIN(4, s->txp->buffer_size + s->txp->offset);
             while (s->txp->offset) {
                 val >>= 8;
                 n--;
@@ -902,7 +906,8 @@ static void do_mac_write(lan9118_state *s, int reg, uint32_t val)
          */
         break;
     default:
-        hw_error("lan9118: Unimplemented MAC register write: %d = 0x%x\n",
+        qemu_log_mask(LOG_GUEST_ERROR,
+                      "lan9118: Unimplemented MAC register write: %d = 0x%x\n",
                  s->mac_cmd & 0xf, val);
     }
 }
@@ -930,14 +935,16 @@ static uint32_t do_mac_read(lan9118_state *s, int reg)
     case MAC_FLOW:
         return s->mac_flow;
     default:
-        hw_error("lan9118: Unimplemented MAC register read: %d\n",
+        qemu_log_mask(LOG_GUEST_ERROR,
+                      "lan9118: Unimplemented MAC register read: %d\n",
                  s->mac_cmd & 0xf);
+        return 0;
     }
 }
 
 static void lan9118_eeprom_cmd(lan9118_state *s, int cmd, int addr)
 {
-    s->e2p_cmd = (s->e2p_cmd & 0x10) | (cmd << 28) | addr;
+    s->e2p_cmd = (s->e2p_cmd & E2P_CMD_MAC_ADDR_LOADED) | (cmd << 28) | addr;
     switch (cmd) {
     case 0:
         s->e2p_data = s->eeprom[addr];
@@ -1053,7 +1060,7 @@ static void lan9118_writel(void *opaque, hwaddr offset,
     case CSR_HW_CFG:
         if (val & 1) {
             /* SRST */
-            lan9118_reset(&s->busdev.qdev);
+            lan9118_reset(DEVICE(s));
         } else {
             s->hw_cfg = (val & 0x003f300) | (s->hw_cfg & 0x4);
         }
@@ -1128,7 +1135,8 @@ static void lan9118_writel(void *opaque, hwaddr offset,
         break;
 
     default:
-        hw_error("lan9118_write: Bad reg 0x%x = %x\n", (int)offset, (int)val);
+        qemu_log_mask(LOG_GUEST_ERROR, "lan9118_write: Bad reg 0x%x = %x\n",
+                      (int)offset, (int)val);
         break;
     }
     lan9118_update(s);
@@ -1231,7 +1239,7 @@ static uint64_t lan9118_readl(void *opaque, hwaddr offset,
     case CSR_WORD_SWAP:
         return s->word_swap;
     case CSR_FREE_RUN:
-        return (qemu_get_clock_ns(vm_clock) / 40) - s->free_timer_start;
+        return (qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) / 40) - s->free_timer_start;
     case CSR_RX_DROP:
         /* TODO: Implement dropped frames counter.  */
         return 0;
@@ -1246,7 +1254,7 @@ static uint64_t lan9118_readl(void *opaque, hwaddr offset,
     case CSR_E2P_DATA:
         return s->e2p_data;
     }
-    hw_error("lan9118_read: Bad reg 0x%x\n", (int)offset);
+    qemu_log_mask(LOG_GUEST_ERROR, "lan9118_read: Bad reg 0x%x\n", (int)offset);
     return 0;
 }
 
@@ -1304,25 +1312,17 @@ static const MemoryRegionOps lan9118_16bit_mem_ops = {
     .endianness = DEVICE_NATIVE_ENDIAN,
 };
 
-static void lan9118_cleanup(NetClientState *nc)
-{
-    lan9118_state *s = qemu_get_nic_opaque(nc);
-
-    s->nic = NULL;
-}
-
 static NetClientInfo net_lan9118_info = {
-    .type = NET_CLIENT_OPTIONS_KIND_NIC,
+    .type = NET_CLIENT_DRIVER_NIC,
     .size = sizeof(NICState),
-    .can_receive = lan9118_can_receive,
     .receive = lan9118_receive,
-    .cleanup = lan9118_cleanup,
     .link_status_changed = lan9118_set_link,
 };
 
-static int lan9118_init1(SysBusDevice *dev)
+static int lan9118_init1(SysBusDevice *sbd)
 {
-    lan9118_state *s = FROM_SYSBUS(lan9118_state, dev);
+    DeviceState *dev = DEVICE(sbd);
+    lan9118_state *s = LAN9118(dev);
     QEMUBH *bh;
     int i;
     const MemoryRegionOps *mem_ops =
@@ -1330,12 +1330,12 @@ static int lan9118_init1(SysBusDevice *dev)
 
     memory_region_init_io(&s->mmio, OBJECT(dev), mem_ops, s,
                           "lan9118-mmio", 0x100);
-    sysbus_init_mmio(dev, &s->mmio);
-    sysbus_init_irq(dev, &s->irq);
+    sysbus_init_mmio(sbd, &s->mmio);
+    sysbus_init_irq(sbd, &s->irq);
     qemu_macaddr_default_if_unset(&s->conf.macaddr);
 
     s->nic = qemu_new_nic(&net_lan9118_info, &s->conf,
-                          object_get_typename(OBJECT(dev)), dev->qdev.id, s);
+                          object_get_typename(OBJECT(dev)), dev->id, s);
     qemu_format_nic_info_str(qemu_get_queue(s->nic), s->conf.macaddr.a);
     s->eeprom[0] = 0xa5;
     for (i = 0; i < 6; i++) {
@@ -1345,7 +1345,7 @@ static int lan9118_init1(SysBusDevice *dev)
     s->txp = &s->tx_packet;
 
     bh = qemu_bh_new(lan9118_tick, s);
-    s->timer = ptimer_init(bh);
+    s->timer = ptimer_init(bh, PTIMER_POLICY_DEFAULT);
     ptimer_set_freq(s->timer, 10000);
     ptimer_set_limit(s->timer, 0xffff, 1);
 
@@ -1370,7 +1370,7 @@ static void lan9118_class_init(ObjectClass *klass, void *data)
 }
 
 static const TypeInfo lan9118_info = {
-    .name          = "lan9118",
+    .name          = TYPE_LAN9118,
     .parent        = TYPE_SYS_BUS_DEVICE,
     .instance_size = sizeof(lan9118_state),
     .class_init    = lan9118_class_init,
@@ -1389,7 +1389,7 @@ void lan9118_init(NICInfo *nd, uint32_t base, qemu_irq irq)
     SysBusDevice *s;
 
     qemu_check_nic_model(nd, "lan9118");
-    dev = qdev_create(NULL, "lan9118");
+    dev = qdev_create(NULL, TYPE_LAN9118);
     qdev_set_nic_properties(dev, nd);
     qdev_init_nofail(dev);
     s = SYS_BUS_DEVICE(dev);