Bug 40 - investigate STB/ACK delays
Summary: investigate STB/ACK delays
Status: CONFIRMED
Alias: None
Product: Libre-SOC's first SoC
Classification: Unclassified
Component: ALU (including IEEE754 16/32/64-bit FPU) (show other bugs)
Version: unspecified
Hardware: PC Linux
: --- enhancement
Assignee: Luke Kenneth Casson Leighton
URL:
Depends on:
Blocks:
 
Reported: 2019-03-09 05:33 GMT by Luke Kenneth Casson Leighton
Modified: 2019-04-15 12:26 BST (History)
1 user (show)

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Description Luke Kenneth Casson Leighton 2019-03-09 05:33:22 GMT 
https://zipcpu.com/blog/2017/08/14/strategies-for-pipelining.html

use of STB/ACK results in an extra clock cycle's delay (2 cycles total) between stages.  this needs to be dealt with and preferably removed entirely.