fpga/tiny-xo2-uart-loader
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add exec state to FSM

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Mario Hüttel 2017-11-23 00:33:15 +01:00
parent 7dec75c52e
commit 27b97dce01
1 changed files with 3 additions and 1 deletions
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top.vhd
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@ -36,7 +36,7 @@ end entity config_top;
architecture RTL of config_top is architecture RTL of config_top is
type fsm_state_t is (IDLE, CMD, REPLY, HANG); type fsm_state_t is (IDLE, CMD, EXEC, REPLY, HANG);
@ -187,6 +187,8 @@ begin -- architecture RTL
if byte_ready_rx = '1' then if byte_ready_rx = '1' then
-- TODO: Byte received. Do something -- TODO: Byte received. Do something
end if; end if;
when EXEC =>
null; -- TODO: handle Wishbone communication
when REPLY => when REPLY =>
-- TODO: if reply_is_error = '1' then: wait for response that -- TODO: if reply_is_error = '1' then: wait for response that
-- indicates that the error is handled. Then switch back to command -- indicates that the error is handled. Then switch back to command