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authorMatt Ettus <matt@ettus.com>2010-01-18 18:01:45 -0800
committerMatt Ettus <matt@ettus.com>2010-01-18 18:01:45 -0800
commit58e218765a67aadb12224bd512f1592ce0736ed6 (patch)
treedec90a2e614d552cddf98cb32256fdc0d37f7dfd
parent89045982438e2fee8bd56b28a55c7b1c9a013a04 (diff)
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moved around regs, added a bit to allow for alternate PPS source
-rw-r--r--timing/time_64bit.v14
1 files changed, 10 insertions, 4 deletions
diff --git a/timing/time_64bit.v b/timing/time_64bit.v
index f689d7700..8ccde3f54 100644
--- a/timing/time_64bit.v
+++ b/timing/time_64bit.v
@@ -11,7 +11,8 @@ module time_64bit
localparam NEXT_SECS = 0;
localparam NEXT_TICKS = 1;
- localparam PPS_POL = 2;
+ localparam PPS_POLSRC = 2;
+ localparam PPS_IMM = 3;
localparam ROLLOVER = TICKS_PER_SEC - 1;
@@ -26,7 +27,8 @@ module time_64bit
reg set_on_next_pps;
wire pps_polarity;
wire set_imm;
-
+ wire pps_source;
+
setting_reg #(.my_addr(BASE+NEXT_TICKS)) sr_next_ticks
(.clk(clk),.rst(rst),.strobe(set_stb),.addr(set_addr),
.in(set_data),.out(next_ticks_preset),.changed());
@@ -35,9 +37,13 @@ module time_64bit
(.clk(clk),.rst(rst),.strobe(set_stb),.addr(set_addr),
.in(set_data),.out(next_seconds_preset),.changed(set_on_pps_trig));
- setting_reg #(.my_addr(BASE+PPS_POL)) sr_pps_pol
+ setting_reg #(.my_addr(BASE+PPS_POLSRC)) sr_pps_polsrc
+ (.clk(clk),.rst(rst),.strobe(set_stb),.addr(set_addr),
+ .in(set_data),.out({pps_source,pps_polarity}),.changed());
+
+ setting_reg #(.my_addr(BASE+PPS_IMM)) sr_pps_imm
(.clk(clk),.rst(rst),.strobe(set_stb),.addr(set_addr),
- .in(set_data),.out({set_imm,pps_polarity}),.changed());
+ .in(set_data),.out(set_imm),.changed());
reg [1:0] pps_del;
reg pps_reg_p, pps_reg_n, pps_reg;