remove minerva debug unit (not needed)

[soc.git] / src / soc / minerva / units / debug / jtag.py

diff --git a/src/soc/minerva/units/debug/jtag.py b/src/soc/minerva/units/debug/jtag.py
deleted file mode 100644 (file)
index 331dd51..0000000
--- a/src/soc/minerva/units/debug/jtag.py
+++ /dev/null
@@ -1,41 +0,0 @@
-from nmigen.hdl.rec import DIR_FANIN, DIR_FANOUT
-
-
-__all__ = ["jtag_layout", "JTAGReg", "dtmcs_layout", "dmi_layout"]
-
-
-jtag_layout = [
-    ("tck",  1, DIR_FANIN),
-    ("tdi",  1, DIR_FANIN),
-    ("tdo",  1, DIR_FANOUT),
-    ("tms",  1, DIR_FANIN),
-    ("trst", 1, DIR_FANIN) # TODO
-]
-
-
-class JTAGReg:
-    BYPASS = 0x00
-    IDCODE = 0x01
-    DTMCS  = 0x10
-    DMI    = 0x11
-
-
-# JTAG register layouts
-
-dtmcs_layout = [
-    ("version",       4),
-    ("abits",         6),
-    ("dmistat",       2),
-    ("idle",          3),
-    ("zero0",         1),
-    ("dmireset",      1),
-    ("dmihardreset",  1),
-    ("zero1",        14)
-]
-
-
-dmi_layout = [
-    ("op",    2),
-    ("data", 32),
-    ("addr",  6)
-]