summaryrefslogtreecommitdiff
path: root/src/maker/tlv/sp_default.vh
diff options
context:
space:
mode:
Diffstat (limited to 'src/maker/tlv/sp_default.vh')
-rwxr-xr-xsrc/maker/tlv/sp_default.vh66
1 files changed, 66 insertions, 0 deletions
diff --git a/src/maker/tlv/sp_default.vh b/src/maker/tlv/sp_default.vh
new file mode 100755
index 00000000..5e74259a
--- /dev/null
+++ b/src/maker/tlv/sp_default.vh
@@ -0,0 +1,66 @@
+`ifndef SP_DEFAULT
+`define SP_DEFAULT
+/*
+Copyright (c) 2015, Steven F. Hoover
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+ * The name of Steven F. Hoover
+ may not be used to endorse or promote products derived from this software
+ without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+// File included by SandPiper-generated code for the default project configuration.
+`include "sandpiper.vh"
+
+
+// Latch macros. Inject 'x in simulation for clk === 'x.
+
+// A-phase latch.
+`ifdef SP_PHYS
+`define TLV_LATCH(in, out, clk) \
+always @ (in, clk) begin \
+ if (clk === 1'b1) \
+ out <= in; \
+ else if (clk === 1'bx) \
+ out <= 'x; \
+end
+`else
+`define TLV_LATCH(in, out, clk) always @ (in, clk) if (clk == 1'b1) out <= in;
+`endif // SP_PHYS
+
+// B-phase latch.
+`ifdef SP_PHYS
+`define TLV_BLATCH(out, in, clk) \
+always @ (in, clk) begin \
+ if (!clk === 1'b1) \
+ out <= in; \
+ else if (!clk === 1'bx) \
+ out <= 'x; \
+end
+`else
+`define TLV_BLATCH(out, in, clk) always @ (in, clk) if (!clk == 1'b1) out <= in;
+`endif // SP_PHYS
+
+
+
+`endif // SP_DEFAULT
+