new regs for re-pause fix

git-svn-id: http://gnuradio.org/svn/gnuradio/trunk@10748 221aa14e-8319-0410-a670-987f0aec2ac5

diff --git a/usrp2/firmware/lib/eth_mac.c b/usrp2/firmware/lib/eth_mac.c
index f0b3a57baf4969d7f42e193334a7c55ebe6cf100..5fadaf40bd987dcd957a3913a56ec5e968d52c6d 100644 (file)
--- a/usrp2/firmware/lib/eth_mac.c
+++ b/usrp2/firmware/lib/eth_mac.c
@@ -69,6 +69,8 @@ eth_mac_init(const u2_mac_addr_t *src)
 
   eth_mac->fc_lwmark = 600;            // there are currently 2047 lines in the fifo
   eth_mac->fc_hwmark = 1200;
+  eth_mac->fc_padtime = 1700;           // how long before flow control runs out do we 
+                                        // request a re-pause.  Units of 8ns (bytes)
 
   //eth_mac->tx_pause_en = 0;          // pay attn to pause frames sent to us
   //eth_mac->pause_quanta_set = 38;    // a bit more than 1 max frame 16kb/512 + fudge

diff --git a/usrp2/firmware/lib/eth_mac_regs.h b/usrp2/firmware/lib/eth_mac_regs.h
index bb6d2519b6d56f72056242387a001026c4f8a1c7..8daab937d4fb760dd2283212e289f5b065c5ab12 100644 (file)
--- a/usrp2/firmware/lib/eth_mac_regs.h
+++ b/usrp2/firmware/lib/eth_mac_regs.h
@@ -81,6 +81,7 @@ typedef struct {
   volatile int miitx_data;
   volatile int miirx_data;
   volatile int miistatus;
+  volatile int fc_padtime;
 } eth_mac_regs_t;
 
 // miicommand register