bugfixes in FIFO generator, added read notifications

git-svn-id: http://svn.ohwr.org/wishbone-gen@22 4537843c-45c2-4d80-8546-c3283569414f

bugfixes in FIFO generator, added read notifications
git-svn-id: http://svn.ohwr.org/wishbone-gen@22 4537843c-45c2-4d80-8546-c3283569414f
72a0f7f0 · twlostow · f8ead30c · 72a0f7f0 · 72a0f7f0 · 72a0f7f0
Commit 72a0f7f0 authored Nov 15, 2010 by twlostow
Showing with 582 additions and 321 deletions

wbgen2_dpssram.vhd lib/altera/wbgen2_dpssram.vhd +280 -31

wbgen2 wbgen2 +292 -286

wbgen_common.lua wbgen_common.lua +6 -2

wbgen_fifos.lua wbgen_fifos.lua +4 -0

wbgen_regbank.lua wbgen_regbank.lua +0 -2

No files found.
--- a/lib/altera/wbgen2_dpssram.vhd
+++ b/lib/altera/wbgen2_dpssram.vhd
--- a/wbgen2
+++ b/wbgen2
--- a/wbgen_common.lua
+++ b/wbgen_common.lua
@@ -150,8 +150,12 @@ function calc_size(field, reg)
 end

 -- iterates for all registers which type is in "accecepted_types", executing function "func" for each register
-function foreach_reg(accepted_types, func)
-	for i,v in ipairs(periph) do
+function foreach_reg(accepted_types, func, p)
+	if(p == nil) then 
+		p = periph;
+	end
+	
+	for i,v in ipairs(p) do
 	  if(type(v) == 'table') then
 	  	if(v.__type ~= nil and (match(v.__type, accepted_types))) then
 			  func(v);

--- a/wbgen_fifos.lua
+++ b/wbgen_fifos.lua
@@ -228,6 +228,10 @@ function fifo_wire_bus_ports(fifo)
 	 };

 	 function gen_fifo_csr_field(flag, field_prefix, field_name, field_desc, size, type, offset)
+			if(fifo.flags_bus == nil) then
+				return;
+			end
+			
 			if inset(flag, fifo.flags_bus) then
 				 local f = { 
 						["__type"]      = TYPE_FIELD;

--- a/wbgen_regbank.lua
+++ b/wbgen_regbank.lua
@@ -692,8 +692,6 @@ function gen_hdl_code_reg_field(field, reg)
 		if(field.ackgen_code == nil) then field.ackgen_code= {}; end
 		table_join(field.ackgen_code, { va(field.ack_read, 0) });
 end
-
-
 end

 -- generates VHDL for single register