remove MiSoC dependency

README

@@ -93,42 +93,35 @@ devel [AT] lists.m-labs.hk.
   python3 setup.py install
   cd ..
 
-3. Obtain MiSoC and install it:
+Note: in case you have issues with Migen, please retry
-  git clone https://github.com/m-labs/misoc --recursive
+with our fork at:
-  cd misoc
-  python3 setup.py install
-  cd ..
-
-Note: in case you have issues with Migen/MiSoC, please retry
-with our forks at:
   https://github.com/enjoy-digital/misoc
-  https://github.com/enjoy-digital/migen
 until new features are merged.
 
-4. Obtain LiteScope and install it:
+3. Obtain LiteScope and install it:
   git clone https://github.com/enjoy-digital/litescope
   cd litescope
   python3 setup.py install
   cd ..
 
-5. Obtain LiteSATA
+4. Obtain LiteSATA
   git clone https://github.com/enjoy-digital/litesata
 
-6. Build and load BIST design (only for KC705 for now):
+5. Build and load BIST design (only for KC705 for now):
   python3 make.py all (-s BISTSoCDevel to add LiteScopeLA)
 
-7. Test design (only for KC705 for now):
+6. Test design (only for KC705 for now):
   go to ./test directory and run:
   change com port in config.py to your com port
   python3 bist.py
 
-8. Visualize Link Layer transactions (if BISTSoCDevel):
+7. Visualize Link Layer transactions (if BISTSoCDevel):
   go to ./test directory and run:
   python3 test_la.py [your_cond]
   your_cond can be wr_cmd, id_cmd, rd_resp, ...
   (open test_la.py to see all conditions or add yours)
 
-9. If you only want to build the core and use it with your
+8. If you only want to build the core and use it with your
   regular design flow:
   python3 make.py -t core build-core
 

doc/source/docs/getting_started/downloads.rst

@@ -11,34 +11,33 @@ Download and install
   - python3 setup.py install
   - cd ..
 
+.. note::
+  In case you have issues with Migen, please retry with our fork at:
+  https://github.com/enjoy-digital/migen
+  until new features are merged.
+
 3. Obtain LiteScope and install it:
   - git clone https://github.com/enjoy-digital/litescope
   - cd litescope
   - python3 setup.py install
   - cd ..
 
-4. Obtain MiSoC and install it:
+4. Obtain LiteSATA
-  - git clone https://github.com/m-labs/misoc --recursive
-  - cd misoc
-  - python3 setup.py install
-  - cd ..
-
-.. note::
-	In case you have issues with Migen/MiSoC, please retry with our forks at:
-	https://github.com/enjoy-digital/misoc
-	https://github.com/enjoy-digital/migen
-	until new features are merged.
-
-5. Obtain LiteSATA
   - git clone https://github.com/enjoy-digital/litesata
 
-6. Build and load BIST design (only for KC705 for now):
+5. Build and load BIST design (only for KC705 for now):
   - python3 make.py all
 
-7. Test design (only for KC705 for now):
+6. Test design (only for KC705 for now):
   - go to ./test directory and run:
   - python3 bist.py
 
+7. Visualize Link Layer transactions (if BISTSoCDevel):
+  - go to ./test directory and run:
+  - python3 test_la.py [your_cond]
+  - your_cond can be wr_cmd, id_cmd, rd_resp, ...
+  (open test_la.py to see all conditions or add yours)
+
 8. If you only want to build the core and use it with your
 regular design flow:
-  - python3 make.py -t core build-core
+  - python3 make.py -t core build-core

make.py

@@ -6,13 +6,22 @@ from mibuild.tools import write_to_file
 from migen.util.misc import autotype
 from migen.fhdl import verilog, edif
 from migen.fhdl.structure import _Fragment
+from migen.bank.description import CSRStatus
 from mibuild import tools
 from mibuild.xilinx_common import *
 
-from misoclib.gensoc import cpuif
-
 from litesata.common import *
 
+def get_csr_csv(regions):
+	r = ""
+	for name, origin, busword, obj in regions:
+		if not isinstance(obj, Memory):
+			for csr in obj:
+				nr = (csr.size + busword - 1)//busword
+				r += "{}_{},0x{:08x},{},{}\n".format(name, csr.name, origin, nr, "ro" if isinstance(csr, CSRStatus) else "rw")
+				origin += 4*nr
+	return r
+
 def _import(default, name):
 	return importlib.import_module(default + "." + name)
 
@@ -124,7 +133,7 @@ BIST: {}
 		subprocess.call(["rm", "-rf", "build/*"])
 
 	if actions["build-csr-csv"]:
-		csr_csv = cpuif.get_csr_csv(soc.cpu_csr_regions)
+		csr_csv = get_csr_csv(soc.cpu_csr_regions)
 		write_to_file(args.csr_csv, csr_csv)
 
 	if actions["build-core"]:
@@ -141,7 +150,7 @@ BIST: {}
 		tools.write_to_file("build/litesata.v", src)
 
 	if actions["build-bitstream"]:
-		vns = platform.build(soc, build_name=build_name, run=False)
+		vns = platform.build(soc, build_name=build_name, run=True)
 		if hasattr(soc, "do_exit") and vns is not None:
 			if hasattr(soc.do_exit, '__call__'):
 				soc.do_exit(vns)

targets/__init__.py

@@ -0,0 +1,26 @@
+import subprocess
+
+from migen.fhdl.std import *
+from migen.bank.description import *
+
+def get_id():
+	output = subprocess.check_output(["git", "rev-parse", "HEAD"]).decode("ascii")
+	return int(output[:8], 16)
+
+class Identifier(Module, AutoCSR):
+	def __init__(self, sysid, frequency, revision=None):
+		self._r_sysid = CSRStatus(16)
+		self._r_revision = CSRStatus(32)
+		self._r_frequency = CSRStatus(32)
+
+		###
+
+		if revision is None:
+			revision = get_id()
+
+		self.comb += [
+			self._r_sysid.status.eq(sysid),
+			self._r_revision.status.eq(revision),
+			self._r_frequency.status.eq(frequency),
+		]
+

targets/bist.py

@@ -8,7 +8,7 @@ from migen.genlib.cdc import *
 from migen.genlib.resetsync import AsyncResetSynchronizer
 from migen.bank.description import *
 
-from misoclib import identifier
+from targets import *
 
 from litescope.common import *
 from litescope.bridge.uart2wb import LiteScopeUART2WB
@@ -76,7 +76,7 @@ class GenSoC(Module):
 		self.cpu_csr_regions = [] # list of (name, origin, busword, csr_list/Memory)
 
 		# CSR
-		self.submodules.identifier = identifier.Identifier(0, int(clk_freq), 0)
+		self.submodules.identifier = Identifier(0, int(clk_freq))
 
 	def add_cpu_memory_region(self, name, origin, length):
 		self.cpu_memory_regions.append((name, origin, length))

targets/core.py

@@ -1,5 +1,7 @@
 from migen.genlib.resetsync import AsyncResetSynchronizer
 
+from targets import *
+
 from litesata.common import *
 from litesata.phy import LiteSATAPHY
 from litesata import LiteSATA