sw:tool:dbg: prepare the field for PCI support

It structures the code so that it will be faster to add PCI support whenever we want to do it and decide how to do it Signed-off-by: Federico Vaga <federico.vaga@cern.ch>

sw:tool:dbg: prepare the field for PCI support
It structures the code so that it will be faster to add PCI support whenever we want to do it and decide how to do it Signed-off-by: Federico Vaga <federico.vaga@cern.ch>
0b48afb5 · Federico Vaga · 8e0807db · 0b48afb5
Commit 0b48afb5 authored May 23, 2018 by Federico Vaga
Hide whitespace changes
Inline Side-by-side

Showing with 10 additions and 3 deletions

mockturtle-debug.py software/tools/mockturtle-debug.py +10 -3

No files found.
--- a/software/tools/mockturtle-debug.py
+++ b/software/tools/mockturtle-debug.py
@@ -707,6 +707,8 @@ def main():
            'gdb':    cmd_gdb}

    parser = argparse.ArgumentParser(description='Low-level debugging interface without driver')
+    parser.add_argument("-b, --bus", choices=["pci", "vme"],
+                        required=True, dest='bus', help='to select the bus on which there is the Mock Turtle core to access.')
    parser.add_argument("-o, --offset", type=auto_int, required=True, dest='offset', default=0,
                        help='The memory offset to apply to be able to point to the Mock Turtle core. This is strictly dependent on the bus in use.')
    parser.add_argument("-v, --verbose", action='store_true',
@@ -715,7 +717,7 @@ def main():
                        default=False, dest='keep', help='')
    parser.add_argument("-c, --cpu", type=int, default=0, dest='cpu',
                        help='Select the CPU to use')
-    parser.add_argument("-b, --no-term", action='store_false',
+    parser.add_argument("-t, --no-term", action='store_false',
                        default=False, dest='term',
                        help='It disable the console during GDB session')
    parser.add_argument("cmd", default=False, nargs='+', choices=cmds.keys(),
@@ -727,10 +729,15 @@ def main():
    flag_cpu = args.cpu
    flag_term = args.term

-    try:
+    if args.bus == "pci":
+        raise Exception("Not supported yet")
+    elif args.bus == "vme":
        mt_desc = PyUAL.PyUALVME(4, 0x39, 0x80000, args.offset, 1)
-        csr = PyUAL.PyUAL("vme", mt_desc)
+    else:
+        raise Exception("Invalid bus")

+    try:
+        csr = PyUAL.PyUAL(args.bus, mt_desc)
        for cmd in args.cmd:
            cmds[cmd](csr)
    except Exception as e: