From 28ea551db6c247c01e4981731f7a97c8905bf061 Mon Sep 17 00:00:00 2001
From: "Wesley W. Terpstra" <w.terpstra@gsi.de>
Date: Fri, 22 Apr 2016 11:41:21 +0200
Subject: [PATCH] msi: add a null record for convenience
---
modules/wishbone/wishbone_pkg.vhd | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/modules/wishbone/wishbone_pkg.vhd b/modules/wishbone/wishbone_pkg.vhd
index 0cbcc9b7..0cec2cb7 100644
--- a/modules/wishbone/wishbone_pkg.vhd
+++ b/modules/wishbone/wishbone_pkg.vhd
@@ -152,6 +152,20 @@ package wishbone_pkg is
syn_username : string(1 to 15);
end record t_sdb_synthesis;
+ -- If you have a Wishbone master that does not receive MSI,
+ -- list it in the layout as 'f_sdb_auto_msi(c_null_msi, false)'
+ constant c_null_msi : t_sdb_msi := (
+ wbd_endian => c_sdb_endian_big,
+ wbd_width => x"0",
+ sdb_component => (
+ addr_first => x"0000000000000000",
+ addr_last => x"0000000000000000",
+ product => (
+ vendor_id => x"0000000000000000",
+ device_id => x"00000000",
+ version => x"00000000",
+ date => x"00000000",
+ name => " ")));
-- general crossbar building functions
function f_sdb_create_array(g_enum_dev_id : boolean := false;
--
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