Makefile: Added rule for generating mw-compatible core with SVP64

[soc.git] / src / soc / simple / issuer_verilog.py

diff --git a/src/soc/simple/issuer_verilog.py b/src/soc/simple/issuer_verilog.py
index 7eb75f9321833ad01ddeab5b595f8a57e6c2e55d..d56c140d39791dabb42b01c76380746905db9d4a 100644 (file)
--- a/src/soc/simple/issuer_verilog.py
+++ b/src/soc/simple/issuer_verilog.py
@@ -59,12 +59,44 @@ if __name__ == '__main__':
     parser.add_argument("--disable-svp64", dest='svp64', action="store_false",
                         help="disable SVP64",
                         default=False)
+    parser.add_argument("--pc-reset", default="0",
+                        help="Set PC at reset (default 0)")
+    parser.add_argument("--xlen", default=64, type=int,
+                        help="Set register width [default 64]")
     # create a module that's directly compatible as a drop-in replacement
     # in microwatt.v
     parser.add_argument("--microwatt-compat", dest='mwcompat',
                         action="store_true",
                         help="generate microwatt-compatible interface",
                         default=False)
+    parser.add_argument("--microwatt-compat-svp64", dest='mwcompatsvp64',
+                        action="store_true",
+                        help="generate microwatt-compatible interface + SVP64",
+                        default=False)
+    parser.add_argument("--old-microwatt-compat", dest='old_mwcompat',
+                        action="store_true",
+                        help="generate old microwatt-compatible interface",
+                        default=True)
+    parser.add_argument("--microwatt-debug", dest='mwdebug',
+                        action="store_true",
+                        help="generate old microwatt-compatible interface",
+                        default=False)
+    # create a module with Fabric compatibility
+    parser.add_argument("--fabric-compat", dest='fabriccompat',
+                        action="store_true",
+                        help="generate Fabric-compatible interface",
+                        default=False)
+    # small cache option
+    parser.add_argument("--small-cache", dest='smallcache',
+                        action="store_true",
+                        help="generate small caches",
+                        default=False)
+
+    # allow overlaps in TestIssuer
+    parser.add_argument("--allow-overlap", dest='allow_overlap',
+                        action="store_true",
+                        help="allow overlap in TestIssuer",
+                        default=False)
 
     args = parser.parse_args()
 
@@ -78,6 +110,18 @@ if __name__ == '__main__':
         args.sram4x4kblock = False
         args.svp64 = False
 
+    # Yes, this is duplicating mwcompat, but for the sake of simplicity
+    # adding support for svp64 like this
+    if args.mwcompatsvp64:
+        args.pll = False
+        args.debug = 'dmi'
+        args.core = True
+        args.xics = False
+        args.gpio = False
+        args.sram4x4kblock = False
+        args.svp64 = True
+        args.mwcompat = True # Ensures TestMemPspec gets the expected value
+
     print(args)
 
     units = {'alu': 1,
@@ -99,13 +143,21 @@ if __name__ == '__main__':
         ldst_ifacetype = 'bare_wb'
         imem_ifacetype = 'bare_wb'
 
-    # default MSR (TODO, provide option to set default PC as well)
+    # default MSR
     msr_reset = (1<<MSR.LE) | (1<<MSR.SF) # 64-bit, little-endian default
 
+    # default PC
+    if args.pc_reset.startswith("0x"):
+        pc_reset = int(args.pc_reset, 16)
+    else:
+        pc_reset = int(args.pc_reset)
+
     pspec = TestMemPspec(ldst_ifacetype=ldst_ifacetype,
                          imem_ifacetype=imem_ifacetype,
-                         addr_wid=48,
+                         addr_wid=64,
                          mask_wid=8,
+                         # pipeline and integer register file width
+                         XLEN=args.xlen,
                          # must leave at 64
                          reg_wid=64,
                          # set to 32 for instruction-memory width=32
@@ -122,8 +174,14 @@ if __name__ == '__main__':
                          svp64=args.svp64,      # enable SVP64
                          microwatt_mmu=args.mmu,         # enable MMU
                          microwatt_compat=args.mwcompat, # microwatt compatible
+                         microwatt_old=args.old_mwcompat, # old microwatt api
+                         microwatt_debug=args.mwdebug, # microwatt debug signals
+                         fabric_compat=args.fabriccompat, # fabric compatible (overlaps with microwatt compat)
+                         small_cache=args.smallcache, # small cache/TLB sizes
+                         allow_overlap=args.allow_overlap, # allow overlap
                          units=units,
-                         msr_reset=msr_reset)
+                         msr_reset=msr_reset,
+                         pc_reset=pc_reset)
     #if args.mwcompat:
     #    pspec.core_domain = 'sync'
 
@@ -136,7 +194,14 @@ if __name__ == '__main__':
     print("use_pll", pspec.__dict__["use_pll"])
     print("debug", pspec.__dict__["debug"])
     print("SVP64", pspec.__dict__["svp64"])
+    print("XLEN", pspec.__dict__["XLEN"])
+    print("MSR@reset", hex(pspec.__dict__["msr_reset"]))
+    print("PC@reset", hex(pspec.__dict__["pc_reset"]))
     print("Microwatt compatibility", pspec.__dict__["microwatt_compat"])
+    print("Old Microwatt compatibility", pspec.__dict__["microwatt_old"])
+    print("Microwatt debug", pspec.__dict__["microwatt_debug"])
+    print("Fabric compatibility", pspec.__dict__["fabric_compat"])
+    print("Small Cache/TLB", pspec.__dict__["small_cache"])
 
     if args.mwcompat:
         dut = TestIssuerInternal(pspec)