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path: root/drivers/net/rtl8169.c
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Diffstat (limited to 'drivers/net/rtl8169.c')
-rw-r--r--drivers/net/rtl8169.c90
1 files changed, 76 insertions, 14 deletions
diff --git a/drivers/net/rtl8169.c b/drivers/net/rtl8169.c
index 13fa9c02fe..d040ab171b 100644
--- a/drivers/net/rtl8169.c
+++ b/drivers/net/rtl8169.c
@@ -246,6 +246,8 @@ static struct {
{"RTL-8169sc/8110sc", 0x18, 0xff7e1880,},
{"RTL-8168b/8111sb", 0x30, 0xff7e1880,},
{"RTL-8168b/8111sb", 0x38, 0xff7e1880,},
+ {"RTL-8168d/8111d", 0x28, 0xff7e1880,},
+ {"RTL-8168evl/8111evl", 0x2e, 0xff7e1880,},
{"RTL-8101e", 0x34, 0xff7e1880,},
{"RTL-8100e", 0x32, 0xff7e1880,},
};
@@ -314,6 +316,7 @@ static const unsigned int rtl8169_rx_config =
static struct pci_device_id supported[] = {
{PCI_VENDOR_ID_REALTEK, 0x8167},
+ {PCI_VENDOR_ID_REALTEK, 0x8168},
{PCI_VENDOR_ID_REALTEK, 0x8169},
{}
};
@@ -394,6 +397,50 @@ match:
return 0;
}
+/*
+ * Cache maintenance functions. These are simple wrappers around the more
+ * general purpose flush_cache() and invalidate_dcache_range() functions.
+ */
+
+static void rtl_inval_rx_desc(struct RxDesc *desc)
+{
+ unsigned long start = (unsigned long)desc & ~(ARCH_DMA_MINALIGN - 1);
+ unsigned long end = ALIGN(start + sizeof(*desc), ARCH_DMA_MINALIGN);
+
+ invalidate_dcache_range(start, end);
+}
+
+static void rtl_flush_rx_desc(struct RxDesc *desc)
+{
+ flush_cache((unsigned long)desc, sizeof(*desc));
+}
+
+static void rtl_inval_tx_desc(struct TxDesc *desc)
+{
+ unsigned long start = (unsigned long)desc & ~(ARCH_DMA_MINALIGN - 1);
+ unsigned long end = ALIGN(start + sizeof(*desc), ARCH_DMA_MINALIGN);
+
+ invalidate_dcache_range(start, end);
+}
+
+static void rtl_flush_tx_desc(struct TxDesc *desc)
+{
+ flush_cache((unsigned long)desc, sizeof(*desc));
+}
+
+static void rtl_inval_buffer(void *buf, size_t size)
+{
+ unsigned long start = (unsigned long)buf & ~(ARCH_DMA_MINALIGN - 1);
+ unsigned long end = ALIGN(start + size, ARCH_DMA_MINALIGN);
+
+ invalidate_dcache_range(start, end);
+}
+
+static void rtl_flush_buffer(void *buf, size_t size)
+{
+ flush_cache((unsigned long)buf, size);
+}
+
/**************************************************************************
RECV - Receive a frame
***************************************************************************/
@@ -411,14 +458,16 @@ static int rtl_recv(struct eth_device *dev)
ioaddr = dev->iobase;
cur_rx = tpc->cur_rx;
- flush_cache((unsigned long)&tpc->RxDescArray[cur_rx],
- sizeof(struct RxDesc));
+
+ rtl_inval_rx_desc(&tpc->RxDescArray[cur_rx]);
+
if ((le32_to_cpu(tpc->RxDescArray[cur_rx].status) & OWNbit) == 0) {
if (!(le32_to_cpu(tpc->RxDescArray[cur_rx].status) & RxRES)) {
unsigned char rxdata[RX_BUF_LEN];
length = (int) (le32_to_cpu(tpc->RxDescArray[cur_rx].
status) & 0x00001FFF) - 4;
+ rtl_inval_buffer(tpc->RxBufferRing[cur_rx], length);
memcpy(rxdata, tpc->RxBufferRing[cur_rx], length);
NetReceive(rxdata, length);
@@ -430,8 +479,7 @@ static int rtl_recv(struct eth_device *dev)
cpu_to_le32(OWNbit + RX_BUF_SIZE);
tpc->RxDescArray[cur_rx].buf_addr =
cpu_to_le32(bus_to_phys(tpc->RxBufferRing[cur_rx]));
- flush_cache((unsigned long)tpc->RxBufferRing[cur_rx],
- RX_BUF_SIZE);
+ rtl_flush_rx_desc(&tpc->RxDescArray[cur_rx]);
} else {
puts("Error Rx");
}
@@ -473,7 +521,7 @@ static int rtl_send(struct eth_device *dev, void *packet, int length)
/* point to the current txb incase multiple tx_rings are used */
ptxb = tpc->Tx_skbuff[entry * MAX_ETH_FRAME_SIZE];
memcpy(ptxb, (char *)packet, (int)length);
- flush_cache((unsigned long)ptxb, length);
+ rtl_flush_buffer(ptxb, length);
while (len < ETH_ZLEN)
ptxb[len++] = '\0';
@@ -489,20 +537,20 @@ static int rtl_send(struct eth_device *dev, void *packet, int length)
cpu_to_le32((OWNbit | EORbit | FSbit | LSbit) |
((len > ETH_ZLEN) ? len : ETH_ZLEN));
}
+ rtl_flush_tx_desc(&tpc->TxDescArray[entry]);
RTL_W8(TxPoll, 0x40); /* set polling bit */
tpc->cur_tx++;
to = currticks() + TX_TIMEOUT;
do {
- flush_cache((unsigned long)&tpc->TxDescArray[entry],
- sizeof(struct TxDesc));
+ rtl_inval_tx_desc(&tpc->TxDescArray[entry]);
} while ((le32_to_cpu(tpc->TxDescArray[entry].status) & OWNbit)
&& (currticks() < to)); /* wait */
if (currticks() >= to) {
#ifdef DEBUG_RTL8169_TX
- puts ("tx timeout/error\n");
- printf ("%s elapsed time : %d\n", __FUNCTION__, currticks()-stime);
+ puts("tx timeout/error\n");
+ printf("%s elapsed time : %lu\n", __func__, currticks()-stime);
#endif
ret = 0;
} else {
@@ -604,7 +652,7 @@ static void rtl8169_hw_start(struct eth_device *dev)
RTL_W16(MultiIntr, RTL_R16(MultiIntr) & 0xF000);
#ifdef DEBUG_RTL8169
- printf ("%s elapsed time : %d\n", __FUNCTION__, currticks()-stime);
+ printf("%s elapsed time : %lu\n", __func__, currticks()-stime);
#endif
}
@@ -638,11 +686,11 @@ static void rtl8169_init_ring(struct eth_device *dev)
tpc->RxBufferRing[i] = &rxb[i * RX_BUF_SIZE];
tpc->RxDescArray[i].buf_addr =
cpu_to_le32(bus_to_phys(tpc->RxBufferRing[i]));
- flush_cache((unsigned long)tpc->RxBufferRing[i], RX_BUF_SIZE);
+ rtl_flush_rx_desc(&tpc->RxDescArray[i]);
}
#ifdef DEBUG_RTL8169
- printf ("%s elapsed time : %d\n", __FUNCTION__, currticks()-stime);
+ printf("%s elapsed time : %lu\n", __func__, currticks()-stime);
#endif
}
@@ -683,7 +731,7 @@ static int rtl_reset(struct eth_device *dev, bd_t *bis)
txb[5] = dev->enetaddr[5];
#ifdef DEBUG_RTL8169
- printf ("%s elapsed time : %d\n", __FUNCTION__, currticks()-stime);
+ printf("%s elapsed time : %lu\n", __func__, currticks()-stime);
#endif
return 0;
}
@@ -869,11 +917,25 @@ int rtl8169_initialize(bd_t *bis)
int idx=0;
while(1){
+ unsigned int region;
+ u16 device;
+
/* Find RTL8169 */
if ((devno = pci_find_devices(supported, idx++)) < 0)
break;
- pci_read_config_dword(devno, PCI_BASE_ADDRESS_1, &iobase);
+ pci_read_config_word(devno, PCI_DEVICE_ID, &device);
+ switch (device) {
+ case 0x8168:
+ region = 2;
+ break;
+
+ default:
+ region = 1;
+ break;
+ }
+
+ pci_read_config_dword(devno, PCI_BASE_ADDRESS_0 + (region * 4), &iobase);
iobase &= ~0xf;
debug ("rtl8169: REALTEK RTL8169 @0x%x\n", iobase);
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