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Possible fix for AHB trailing ~HREADY bug.

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This commit is contained in:
Ross Thompson 2022-09-02 16:58:35 -05:00
parent 3361a06c62
commit 6f366c643d
1 changed files with 1 additions and 2 deletions
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pipelined/src/ebu/buscachefsm.sv
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@ -135,8 +135,7 @@ module buscachefsm #(parameter integer WordCountThreshold,
// AHB bus interface // AHB bus interface
assign HTRANS = (BusCurrState == STATE_READY & HREADY & (|RW | |CacheRW)) | assign HTRANS = (BusCurrState == STATE_READY & HREADY & (|RW | |CacheRW)) |
(BusCurrState == STATE_CAPTURE & ~HREADY) | (BusCurrState == STATE_CAPTURE & ~HREADY) ? AHB_NONSEQ :
(CacheAccess & ~HREADY & ~|WordCount) ? AHB_NONSEQ :
(CacheAccess & |WordCount) ? AHB_SEQ : AHB_IDLE; (CacheAccess & |WordCount) ? AHB_SEQ : AHB_IDLE;
assign HWRITE = RW[0] | CacheRW[0]; assign HWRITE = RW[0] | CacheRW[0];