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authorH. Peter Anvin <hpa@zytor.com>2011-11-10 06:06:18 (GMT)
committerH. Peter Anvin <hpa@zytor.com>2014-02-11 02:07:50 (GMT)
commit108ebe9b94aa581a62aba3d1b2fe4916016fa81e (patch)
tree8a25e3a812e35f8e81a50cbb22074f2a99062b89
parent612b5cb1f23cb2118e7f0fd06f83caef508004ab (diff)
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vdufifo: need lookahead mode
The VDU FIFO is supposed to be using lookahead mode.
-rw-r--r--mega/vdufifo.v6
1 files changed, 3 insertions, 3 deletions
diff --git a/mega/vdufifo.v b/mega/vdufifo.v
index d1a29f5..1d17eba 100644
--- a/mega/vdufifo.v
+++ b/mega/vdufifo.v
@@ -93,7 +93,7 @@ module vdufifo (
dcfifo_component.intended_device_family = "Cyclone II",
dcfifo_component.lpm_hint = "MAXIMIZE_SPEED=5,",
dcfifo_component.lpm_numwords = 16,
- dcfifo_component.lpm_showahead = "OFF",
+ dcfifo_component.lpm_showahead = "ON",
dcfifo_component.lpm_type = "dcfifo",
dcfifo_component.lpm_width = 16,
dcfifo_component.lpm_widthu = 4,
@@ -121,7 +121,7 @@ endmodule
// Retrieval info: PRIVATE: Full NUMERIC "1"
// Retrieval info: PRIVATE: INTENDED_DEVICE_FAMILY STRING "Cyclone II"
// Retrieval info: PRIVATE: LE_BasedFIFO NUMERIC "0"
-// Retrieval info: PRIVATE: LegacyRREQ NUMERIC "1"
+// Retrieval info: PRIVATE: LegacyRREQ NUMERIC "0"
// Retrieval info: PRIVATE: MAX_DEPTH_BY_9 NUMERIC "0"
// Retrieval info: PRIVATE: OVERFLOW_CHECKING NUMERIC "0"
// Retrieval info: PRIVATE: Optimize NUMERIC "2"
@@ -146,7 +146,7 @@ endmodule
// Retrieval info: CONSTANT: INTENDED_DEVICE_FAMILY STRING "Cyclone II"
// Retrieval info: CONSTANT: LPM_HINT STRING "MAXIMIZE_SPEED=5,"
// Retrieval info: CONSTANT: LPM_NUMWORDS NUMERIC "16"
-// Retrieval info: CONSTANT: LPM_SHOWAHEAD STRING "OFF"
+// Retrieval info: CONSTANT: LPM_SHOWAHEAD STRING "ON"
// Retrieval info: CONSTANT: LPM_TYPE STRING "dcfifo"
// Retrieval info: CONSTANT: LPM_WIDTH NUMERIC "16"
// Retrieval info: CONSTANT: LPM_WIDTHU NUMERIC "4"