Merge remote-tracking branch 'remotes/iwj/tags/for-upstream.depriv-2' into staging

[qemu.git] / hw / net / rtl8139.c

diff --git a/hw/net/rtl8139.c b/hw/net/rtl8139.c
index 3345bc6b5eb35040a6838e336005f6b545318e33..46daa16202c3be7637f07a856677c8b0571d896f 100644 (file)
--- a/hw/net/rtl8139.c
+++ b/hw/net/rtl8139.c
@@ -58,9 +58,7 @@
 #include "qemu/timer.h"
 #include "net/net.h"
 #include "net/eth.h"
-#include "hw/loader.h"
 #include "sysemu/sysemu.h"
-#include "qemu/iov.h"
 
 /* debug RTL8139 card */
 //#define DEBUG_RTL8139 1
@@ -882,7 +880,7 @@ static ssize_t rtl8139_do_receive(NetClientState *nc, const uint8_t *buf, size_t
                 return size;
             }
 
-            int mcast_idx = compute_mcast_idx(buf);
+            int mcast_idx = net_crc32(buf, ETH_ALEN) >> 26;
 
             if (!(s->mult[mcast_idx >> 3] & (1 << (mcast_idx & 7))))
             {
@@ -1205,6 +1203,20 @@ static void rtl8139_reset_rxring(RTL8139State *s, uint32_t bufferSize)
     s->RxBufAddr = 0;
 }
 
+static void rtl8139_reset_phy(RTL8139State *s)
+{
+    s->BasicModeStatus  = 0x7809;
+    s->BasicModeStatus |= 0x0020; /* autonegotiation completed */
+    /* preserve link state */
+    s->BasicModeStatus |= qemu_get_queue(s->nic)->link_down ? 0 : 0x04;
+
+    s->NWayAdvert    = 0x05e1; /* all modes, full duplex */
+    s->NWayLPAR      = 0x05e1; /* all modes, full duplex */
+    s->NWayExpansion = 0x0001; /* autonegotiation supported */
+
+    s->CSCR = CSCR_F_LINK_100 | CSCR_HEART_BIT | CSCR_LD;
+}
+
 static void rtl8139_reset(DeviceState *d)
 {
     RTL8139State *s = RTL8139(d);
@@ -1256,25 +1268,14 @@ static void rtl8139_reset(DeviceState *d)
     s->Config3 = 0x1; /* fast back-to-back compatible */
     s->Config5 = 0x0;
 
-    s->CSCR = CSCR_F_LINK_100 | CSCR_HEART_BIT | CSCR_LD;
-
     s->CpCmd   = 0x0; /* reset C+ mode */
     s->cplus_enabled = 0;
 
-
 //    s->BasicModeCtrl = 0x3100; // 100Mbps, full duplex, autonegotiation
 //    s->BasicModeCtrl = 0x2100; // 100Mbps, full duplex
     s->BasicModeCtrl = 0x1000; // autonegotiation
 
-    s->BasicModeStatus  = 0x7809;
-    //s->BasicModeStatus |= 0x0040; /* UTP medium */
-    s->BasicModeStatus |= 0x0020; /* autonegotiation completed */
-    /* preserve link state */
-    s->BasicModeStatus |= qemu_get_queue(s->nic)->link_down ? 0 : 0x04;
-
-    s->NWayAdvert    = 0x05e1; /* all modes, full duplex */
-    s->NWayLPAR      = 0x05e1; /* all modes, full duplex */
-    s->NWayExpansion = 0x0001; /* autonegotiation supported */
+    rtl8139_reset_phy(s);
 
     /* also reset timer and disable timer interrupt */
     s->TCTR = 0;
@@ -1469,7 +1470,7 @@ static void rtl8139_BasicModeCtrl_write(RTL8139State *s, uint32_t val)
     DPRINTF("BasicModeCtrl register write(w) val=0x%04x\n", val);
 
     /* mask unwritable bits */
-    uint32_t mask = 0x4cff;
+    uint32_t mask = 0xccff;
 
     if (1 || !rtl8139_config_writable(s))
     {
@@ -1479,6 +1480,11 @@ static void rtl8139_BasicModeCtrl_write(RTL8139State *s, uint32_t val)
         mask |= 0x0100;
     }
 
+    if (val & 0x8000) {
+        /* Reset PHY */
+        rtl8139_reset_phy(s);
+    }
+
     val = SET_MASKED(val, mask, s->BasicModeCtrl);
 
     s->BasicModeCtrl = val;
@@ -2350,7 +2356,7 @@ static void rtl8139_cplus_transmit(RTL8139State *s)
 {
     int txcount = 0;
 
-    while (rtl8139_cplus_transmit_one(s))
+    while (txcount < 64 && rtl8139_cplus_transmit_one(s))
     {
         ++txcount;
     }
@@ -3124,38 +3130,6 @@ static uint32_t rtl8139_io_readl(void *opaque, uint8_t addr)
 
 /* */
 
-static void rtl8139_mmio_writeb(void *opaque, hwaddr addr, uint32_t val)
-{
-    rtl8139_io_writeb(opaque, addr & 0xFF, val);
-}
-
-static void rtl8139_mmio_writew(void *opaque, hwaddr addr, uint32_t val)
-{
-    rtl8139_io_writew(opaque, addr & 0xFF, val);
-}
-
-static void rtl8139_mmio_writel(void *opaque, hwaddr addr, uint32_t val)
-{
-    rtl8139_io_writel(opaque, addr & 0xFF, val);
-}
-
-static uint32_t rtl8139_mmio_readb(void *opaque, hwaddr addr)
-{
-    return rtl8139_io_readb(opaque, addr & 0xFF);
-}
-
-static uint32_t rtl8139_mmio_readw(void *opaque, hwaddr addr)
-{
-    uint32_t val = rtl8139_io_readw(opaque, addr & 0xFF);
-    return val;
-}
-
-static uint32_t rtl8139_mmio_readl(void *opaque, hwaddr addr)
-{
-    uint32_t val = rtl8139_io_readl(opaque, addr & 0xFF);
-    return val;
-}
-
 static int rtl8139_post_load(void *opaque, int version_id)
 {
     RTL8139State* s = opaque;
@@ -3186,7 +3160,7 @@ static const VMStateDescription vmstate_rtl8139_hotplug_ready ={
     }
 };
 
-static void rtl8139_pre_save(void *opaque)
+static int rtl8139_pre_save(void *opaque)
 {
     RTL8139State* s = opaque;
     int64_t current_time = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL);
@@ -3194,6 +3168,8 @@ static void rtl8139_pre_save(void *opaque)
     /* for migration to older versions */
     s->TCTR = (current_time - s->TCTR_base) / PCI_PERIOD;
     s->rtl8139_mmio_io_addr_dummy = 0;
+
+    return 0;
 }
 
 static const VMStateDescription vmstate_rtl8139 = {
@@ -3336,22 +3312,6 @@ static const MemoryRegionOps rtl8139_io_ops = {
     .endianness = DEVICE_LITTLE_ENDIAN,
 };
 
-static const MemoryRegionOps rtl8139_mmio_ops = {
-    .old_mmio = {
-        .read = {
-            rtl8139_mmio_readb,
-            rtl8139_mmio_readw,
-            rtl8139_mmio_readl,
-        },
-        .write = {
-            rtl8139_mmio_writeb,
-            rtl8139_mmio_writew,
-            rtl8139_mmio_writel,
-        },
-    },
-    .endianness = DEVICE_LITTLE_ENDIAN,
-};
-
 static void rtl8139_timer(void *opaque)
 {
     RTL8139State *s = opaque;
@@ -3414,8 +3374,9 @@ static void pci_rtl8139_realize(PCIDevice *dev, Error **errp)
 
     memory_region_init_io(&s->bar_io, OBJECT(s), &rtl8139_io_ops, s,
                           "rtl8139", 0x100);
-    memory_region_init_io(&s->bar_mem, OBJECT(s), &rtl8139_mmio_ops, s,
-                          "rtl8139", 0x100);
+    memory_region_init_alias(&s->bar_mem, OBJECT(s), "rtl8139-mem", &s->bar_io,
+                             0, 0x100);
+
     pci_register_bar(dev, 0, PCI_BASE_ADDRESS_SPACE_IO, &s->bar_io);
     pci_register_bar(dev, 1, PCI_BASE_ADDRESS_SPACE_MEMORY, &s->bar_mem);
 
@@ -3481,6 +3442,10 @@ static const TypeInfo rtl8139_info = {
     .instance_size = sizeof(RTL8139State),
     .class_init    = rtl8139_class_init,
     .instance_init = rtl8139_instance_init,
+    .interfaces = (InterfaceInfo[]) {
+        { INTERFACE_CONVENTIONAL_PCI_DEVICE },
+        { },
+    },
 };
 
 static void rtl8139_register_types(void)