From: Lofty <dan.ravensloft@gmail.com>
Date: Tue, 21 Dec 2021 18:11:45 +0000 (+0000)
Subject: intel_alm: disable 256x40 M10K mode
X-Git-Tag: yosys-0.13~17
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d015c2b48aa831bd96080d85ade14591debdd56d;p=yosys.git

intel_alm: disable 256x40 M10K mode

This BRAM mode uses both address ports, making it effectively single-port.
Since memory_bram can't presently map to single-port memories, remove it.
---

diff --git a/techlibs/intel_alm/common/bram_m10k.txt b/techlibs/intel_alm/common/bram_m10k.txt
index e9355fe2c..0d9a49b7d 100644
--- a/techlibs/intel_alm/common/bram_m10k.txt
+++ b/techlibs/intel_alm/common/bram_m10k.txt
@@ -4,18 +4,12 @@ bram MISTRAL_M10K
     dbits  1   @D8192x1
     abits 12   @D4096x2
     dbits  2   @D4096x2
-    abits 11   @D2048x4 @D2048x5
-    dbits  4   @D2048x4
+    abits 11   @D2048x5
     dbits  5   @D2048x5
-    abits 10   @D1024x8 @D1024x10
-    dbits  8   @D1024x8
+    abits 10   @D1024x10
     dbits 10   @D1024x10
-    abits  9   @D512x16 @D512x20
-    dbits 16   @D512x16
+    abits  9   @D512x20
     dbits 20   @D512x20
-    abits  8   @D256x32 @D256x40
-    dbits 32   @D256x32
-    dbits 40   @D256x40
     groups 2
     ports  1 1
     wrmode 1 0