From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Sat, 29 Jan 2022 16:43:56 +0000 (+0000)
Subject: explanatory comment when page hit is the same for stores
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=57bc50ec36d86a69be8782b4c7f45a84c98c2f85;p=soc.git

explanatory comment when page hit is the same for stores
---

diff --git a/src/soc/experiment/dcache.py b/src/soc/experiment/dcache.py
index 2689a319..671b5ce6 100644
--- a/src/soc/experiment/dcache.py
+++ b/src/soc/experiment/dcache.py
@@ -1638,6 +1638,7 @@ class DCache(Elaboratable):
                 with m.If(~bus.stall):
                     # See if there is another store waiting
                     # to be done which is in the same real page.
+                    # (this is when same_tsg is true)
                     with m.If(req.valid):
                         _ra = req.real_addr[ROW_OFF_BITS:SET_SIZE_BITS]
                         sync += r1.wb.adr[0:SET_SIZE_BITS-ROW_OFF_BITS].eq(_ra)