From bdb216c65141d81965a959e1a3fc99cbcceb29aa Mon Sep 17 00:00:00 2001 From: John McMaster Date: Tue, 28 Nov 2017 17:38:02 -0800 Subject: [PATCH] ffconfig: clean up readme Signed-off-by: John McMaster Signed-off-by: Tim 'mithro' Ansell --- fuzzers/011-ffconfig/README.txt | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-) diff --git a/fuzzers/011-ffconfig/README.txt b/fuzzers/011-ffconfig/README.txt index e612f202..217a80c7 100644 --- a/fuzzers/011-ffconfig/README.txt +++ b/fuzzers/011-ffconfig/README.txt @@ -1,16 +1,12 @@ +Documents the following: +-FF clock inversion +-FF primitive mapping +-FF initialization value + Clock inversion is per slice (as BEL CLKINV) Vivado GUI is misleading as it often shows it per FF, which is not actually true -CLB.SLICE_X0.AFF.FF_INV_CLK 00_51 -CLB.SLICE_X1.AFF.FF_INV_CLK <0 candidates> -Clifford suggests X1 may be in adjacent tile -as he found with X1 INIT values -More research needed - - - - - FSYNC LATCH ZRESET + FFSYNC LATCH ZRST Sample 00_48 30_32 30_12 FDPE FDSE X