From bca3d797bc904f5d35f4babbefc0001336bf0eef Mon Sep 17 00:00:00 2001
From: Paul Selkirk <paul@psgd.org>
Date: Tue, 28 Apr 2020 12:17:11 -0400
Subject: The new keywrap core now talks directly to the mkmif core.

---
 config/core.cfg | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

(limited to 'config')

diff --git a/config/core.cfg b/config/core.cfg
index 96cae6c..64f9baa 100644
--- a/config/core.cfg
+++ b/config/core.cfg
@@ -39,7 +39,6 @@ extra wires =
    input  wire         mkm_do,
    output wire         mkm_di,
    input  wire         core_clk,
-requires = mkmif/dummy-mkmif
 
 [board dev-bridge]
 # Cryptech dev-bridge board - a Novena daughterboard that talks to the
@@ -77,7 +76,10 @@ cores = sha256 aes trng modexp mkmif
 
 [project hsm]
 # Make me one with everything
-cores = mkmif keywrap modexp trng ecdsa256 ecdsa384 sha1 sha256 sha512
+cores = keywrap modexp trng ecdsa256 ecdsa384 sha1 sha256 sha512
+
+[project hsm-keywrap-mkmif]
+cores = keywrap modexp trng
 
 # [core] sections
 #
@@ -283,14 +285,6 @@ vfiles =
 	util/mkmif/src/rtl/mkmif_core.v
 	util/mkmif/src/rtl/mkmif_spi.v
 
-[core dummy-mkmif]
-# Dummy wires if the mkmif core isn't present, so we don't have unsourced
-# outputs.
-dummy =
-   assign mkm_sclk = 0;
-   assign mkm_cs_n = 0;
-   assign mkm_di = 0;
-
 [core ecdsa256]
 # ECDSA-P256 point multipler
 # I *think* this all fits in one 256-register core block (see address map in ecdsa256/README.md)
@@ -352,13 +346,19 @@ vfiles =
 
 [core keywrap]
 # AES-keywrap core
-requires = aes
+requires = aes mkmif
 parameter ADDR_BITS = 12
 core blocks = 16
 block memory = yes
 error wire = yes
 module name = keywrap
+extra ports =
+      .mkm_spi_sclk(mkm_sclk),
+      .mkm_spi_cs_n(mkm_cs_n),
+      .mkm_spi_do(mkm_do),
+      .mkm_spi_di(mkm_di),
 vfiles =
 	util/keywrap/src/rtl/keywrap.v
 	util/keywrap/src/rtl/keywrap_core.v
+	util/keywrap/src/rtl/keywrap_mkmif.v
 	util/keywrap/src/rtl/keywrap_mem.v
-- 
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