finish up the coding of the Intel Gb NIC... Many Many bugs to squash

src/dev/i8254xGBe.cc:
src/dev/i8254xGBe.hh:
src/dev/i8254xGBe_defs.hh:
    finish coding the Intel Gb NIC device
src/dev/io_device.hh:
    we really don't want to be able to pass a null buffer to dma read, at least not the way we have things setup now... it won't work at all

--HG--
extra : convert_revision : 6739497232317ec407cfa7a96de4575a9a6cfc46

1 files changed, 7 insertions, 2 deletions

diff --git a/src/dev/io_device.hh b/src/dev/io_device.hh
index 902cde909..cd7a5296a 100644
--- a/src/dev/io_device.hh
+++ b/src/dev/io_device.hh
@@ -132,6 +132,7 @@ class DmaPort : public Port
 
     bool dmaPending() { return pendingCount > 0; }
 
+    int cacheBlockSize() { return peerBlockSize(); }
     unsigned int drain(Event *de);
 };
 
@@ -261,13 +262,17 @@ class DmaDevice : public PioDevice
                            addr, size, event, data);
     }
 
-    void dmaRead(Addr addr, int size, Event *event, uint8_t *data = NULL)
-    { dmaPort->dmaAction(MemCmd::ReadReq, addr, size, event, data); }
+    void dmaRead(Addr addr, int size, Event *event, uint8_t *data)
+    {
+        dmaPort->dmaAction(MemCmd::ReadReq, addr, size, event, data);
+    }
 
     bool dmaPending() { return dmaPort->dmaPending(); }
 
     virtual unsigned int drain(Event *de);
 
+    int cacheBlockSize() { return dmaPort->cacheBlockSize(); }
+
     virtual Port *getPort(const std::string &if_name, int idx = -1)
     {
         if (if_name == "pio") {