Reset JTAG/DMI

request is never initialized and we leak X state control signals to other
parts of the core (eg dmi_wr). Add a reset.

Signed-off-by: Anton Blanchard <anton@linux.ibm.com>
pull/259/head
Anton Blanchard 4 years ago committed by Anton Blanchard
parent d96ee21c39
commit 5eb351b4be

@ -222,11 +222,12 @@ begin
-- jtag_req latch. Could be split into 3 processes but it's probably -- jtag_req latch. Could be split into 3 processes but it's probably
-- not worthwhile. -- not worthwhile.
-- --
shifter: process(jtag_clk, jtag_reset) shifter: process(jtag_clk, jtag_reset, sys_reset)
begin begin
if jtag_reset = '1' then if jtag_reset = '1' or sys_reset = '1' then
shiftr <= (others => '0'); shiftr <= (others => '0');
jtag_req <= '0'; jtag_req <= '0';
request <= (others => '0');
elsif rising_edge(jtag_clk) then elsif rising_edge(jtag_clk) then


-- Handle jtag "commands" when sel is 1 -- Handle jtag "commands" when sel is 1

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