aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorAshish Chaudhari <ashish@ettus.com>2014-04-28 13:08:39 -0700
committerAshish Chaudhari <ashish@ettus.com>2014-04-28 13:08:39 -0700
commit623f5295d8297794d85894ed174221b6d18e75c0 (patch)
tree2bf3e2140c57a12761f1143562d6cb68a3a8a1d8
parent72f11b3ecb233b8ce214ba7814dbb036575e3f4f (diff)
downloaduhd-623f5295d8297794d85894ed174221b6d18e75c0.tar.gz
uhd-623f5295d8297794d85894ed174221b6d18e75c0.tar.bz2
uhd-623f5295d8297794d85894ed174221b6d18e75c0.zip
x300: Changed bus_clk frequency to 166.67MHz.
-rw-r--r--firmware/x300/x300/x300_defs.h10
-rw-r--r--host/lib/usrp/x300/x300_impl.hpp2
2 files changed, 6 insertions, 6 deletions
diff --git a/firmware/x300/x300/x300_defs.h b/firmware/x300/x300/x300_defs.h
index 02c3d4808..65c5d5a23 100644
--- a/firmware/x300/x300/x300_defs.h
+++ b/firmware/x300/x300/x300_defs.h
@@ -1,10 +1,10 @@
-// Copyright 2012 Ettus Research LLC
+// Copyright 2014 Ettus Research LLC
-#ifndef INCLUDED_B250_DEFS_H
-#define INCLUDED_B250_DEFS_H
+#ifndef INCLUDED_X300_DEFS_H
+#define INCLUDED_X300_DEFS_H
-#define CPU_CLOCK 175000000
+#define CPU_CLOCK 166666667
#define MAIN_RAM_BASE 0x0000
#define PKT_RAM0_BASE 0x8000
#define XGE0_BASE 0xC000
@@ -72,4 +72,4 @@ static const int BL_DATA = 1;
#define ETH_FRAMER_DST_UDP_MAC 6
#define ETH_FRAMER_DST_MAC_LO 7
-#endif /* INCLUDED_B250_DEFS_H */
+#endif /* INCLUDED_X300_DEFS_H */
diff --git a/host/lib/usrp/x300/x300_impl.hpp b/host/lib/usrp/x300/x300_impl.hpp
index 9645fe4af..90aed2fdb 100644
--- a/host/lib/usrp/x300/x300_impl.hpp
+++ b/host/lib/usrp/x300/x300_impl.hpp
@@ -53,7 +53,7 @@
static const std::string X300_FW_FILE_NAME = "usrp_x300_fw.bin";
static const double X300_DEFAULT_TICK_RATE = 200e6; //Hz
-static const double X300_BUS_CLOCK_RATE = 175e6; //Hz
+static const double X300_BUS_CLOCK_RATE = 166.666667e6; //Hz
static const size_t X300_TX_HW_BUFF_SIZE = 0x90000; //576KiB
static const size_t X300_TX_FC_RESPONSE_FREQ = 8; //per flow-control window