From a6d99994d57446f0d88ec781fff6132dc231984e Mon Sep 17 00:00:00 2001
From: Neel <neelgala@gmail.com>
Date: Mon, 16 Jul 2018 18:48:25 +0530
Subject: [PATCH] generate instance defines, fix lots of random typos

---
 src/bsv/bus_transactors.py  |  8 +++++---
 src/bsv/pinmux_generator.py | 19 +++++++++++++++----
 2 files changed, 20 insertions(+), 7 deletions(-)

diff --git a/src/bsv/bus_transactors.py b/src/bsv/bus_transactors.py
index 8c73cdc..fc3e81e 100644
--- a/src/bsv/bus_transactors.py
+++ b/src/bsv/bus_transactors.py
@@ -1,7 +1,7 @@
 
 axi4_lite = '''
 // this file is auto-generated, please do not edit
-package gpio_instance;
+package bus;
     /*==== Package imports ==== */
     import TriState          ::*;
     import Vector                ::*;
@@ -17,16 +17,18 @@ package gpio_instance;
     /*============================ */
 
   // instantiation template
-    interface GPIO_real;
+    interface BUS;
         interface PeripheralSide peripheral_side;
+        interface IOCellSide iocell_side;
 {1}
     endinterface
   (*synthesize*)
-  module mkgpio_real(GPIO_real);
+  module mkbus(BUS);
     Ifc_pinmux pinmux <-mkpinmux;
     // gpio/mux declarations
 {0}
     interface peripheral_side=pinmux.peripheral_side;
+    interface iocell_side=pinmux.iocell_side;
   endmodule
 endpackage
 '''
diff --git a/src/bsv/pinmux_generator.py b/src/bsv/pinmux_generator.py
index 9657c95..a90d905 100644
--- a/src/bsv/pinmux_generator.py
+++ b/src/bsv/pinmux_generator.py
@@ -81,11 +81,13 @@ def pinmuxgen(pth=None, verify=True):
     pmp = os.path.join(bp, 'pinmux.bsv')
     ptp = os.path.join(bp, 'PinTop.bsv')
     bvp = os.path.join(bp, 'bus.bsv')
+    idef = os.path.join(bp, 'instance_defines.bsv')
 
     write_pmp(pmp, p, ifaces, iocells)
     write_ptp(ptp, p, ifaces)
     write_bvp(bvp, p, ifaces)
     write_bus(bus, p, ifaces)
+    write_instances(idef, p, ifaces)
 
 
 def write_bus(bus, p, ifaces):
@@ -310,11 +312,11 @@ def write_bvp(bvp, p, ifaces):
         '\t\tinterface AXI4_Lite_Slave_IFC#({0},{1},{2}) muxb{3}_slave;'
 
     gpiodec = '\tGPIO#({0}) mygpio{1} <- mkgpio();'
-    muxdec = '\tMUX#({0}) mymux{1} <- mkgpio();'
+    muxdec = '\tMUX#({0}) mymux{1} <- mkmux();'
     gpioifc = '\tinterface bank{0}_config=mygpio{0}.pad_config;\n' \
-              '\tinterface bank{0}A_slave=mygpio{0}.axi_slave;'
-    muxifc = '\tinterface muxb{0}_config=mymux{0}.pad_config;\n' \
-        '\tinterface muxb{0}A_slave=mymux{0}.axi_slave;'
+              '\tinterface bank{0}_slave=mygpio{0}.axi_slave;'
+    muxifc = '\tinterface muxb{0}_config=mymux{0}.mux_config;\n' \
+        '\tinterface muxb{0}_slave=mymux{0}.axi_slave;'
     with open(bvp, 'w') as bsv_file:
         # assume here that all muxes have a 1:1 gpio
         cfg = []
@@ -345,3 +347,12 @@ def write_bvp(bvp, p, ifaces):
         gpiocfg = '\n'.join(cfg)
         bsv_file.write(axi4_lite.format(gpiodecl, gpiocfg))
     # ##################################################
+
+def write_instances(idef,  p, ifaces):
+    with open(idef, 'w') as bsv_file:
+        txt = '''\
+    `define ADDR {0}
+    `define DATA {1}
+    `define USERSPACE 0
+'''
+        bsv_file.write(txt.format(p.ADDR_WIDTH, p.DATA_WIDTH))
-- 
2.30.2