Add option to not flatten hierarchy

[microwatt.git] / microwatt.core

diff --git a/microwatt.core b/microwatt.core
index 5fb9a7ae0dd7d31f0a9c4556e333a131839ececd..35ada86608c9693125d5981fd8968f1420d74f3b 100644 (file)
--- a/microwatt.core
+++ b/microwatt.core
@@ -93,6 +93,7 @@ targets:
       - ram_init_file
       - clk_input
       - clk_frequency
+      - disable_flatten_core
     tools:
       vivado: {part : xc7a100tcsg324-1}
     toplevel : toplevel
@@ -105,6 +106,7 @@ targets:
       - ram_init_file
       - clk_input
       - clk_frequency
+      - disable_flatten_core
     tools:
       vivado: {part : xc7a200tsbg484-1}
     toplevel : toplevel
@@ -117,6 +119,7 @@ targets:
       - ram_init_file
       - clk_input
       - clk_frequency
+      - disable_flatten_core
     tools:
       vivado: {part : xc7a35ticsg324-1L}
     toplevel : toplevel
@@ -129,6 +132,7 @@ targets:
       - ram_init_file
       - clk_input
       - clk_frequency
+      - disable_flatten_core
     tools:
       vivado: {part : xc7a100ticsg324-1L}
     toplevel : toplevel
@@ -142,6 +146,7 @@ targets:
       - reset_low=false
       - clk_input=12000000
       - clk_frequency
+      - disable_flatten_core
     tools:
       vivado: {part : xc7a35tcpg236-1}
     toplevel : toplevel
@@ -179,3 +184,9 @@ parameters:
     description : Generated system clock frequency in HZ (for top-generic based boards)
     paramtype   : generic
     default     : 50000000
+
+  disable_flatten_core:
+    datatype    : bool
+    description : Prevent Vivado from flattening the main core components
+    paramtype   : generic
+    default     : false