remove minerva debug unit (not needed)

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

diff --git a/src/soc/minerva/units/debug/dmi.py b/src/soc/minerva/units/debug/dmi.py
deleted file mode 100644 (file)
index 4298b2d..0000000
--- a/src/soc/minerva/units/debug/dmi.py
+++ /dev/null
@@ -1,147 +0,0 @@
-from enum import Enum
-
-
-__all__ = [
-    "Version", "Command", "Error", "RegMode", "DmiOp", "DebugReg", "dmstatus_layout",
-    "dmcontrol_layout", "abstractcs_layout", "cmd_access_reg_layout", "command_layout",
-    "sbcs_layout", "flat_layout"
-]
-
-
-class Version:
-    NONE  = 0
-    V011  = 1
-    V013  = 2
-    OTHER = 15
-
-
-class Command:
-    ACCESS_REG   = 0
-    QUICK_ACCESS = 1
-    ACCESS_MEM   = 2
-
-
-class Error:
-    NONE        = 0
-    BUSY        = 1
-    UNSUPPORTED = 2
-    EXCEPTION   = 3
-    HALT_RESUME = 4
-
-
-RegMode = Enum("RegMode", ("R", "W", "W1", "RW", "RW1C", "WARL"))
-
-
-class DmiOp:
-    NOP   = 0
-    READ  = 1
-    WRITE = 2
-
-
-# Debug registers
-
-class DebugReg:
-    DATA0      = 0x04
-    DMCONTROL  = 0x10
-    DMSTATUS   = 0x11
-    HARTINFO   = 0x12
-    ABSTRACTCS = 0x16
-    COMMAND    = 0x17
-    PROGBUF0   = 0x20
-    SBCS       = 0x38
-    SBADDRESS0 = 0x39
-    SBDATA0    = 0x3c
-
-
-dmstatus_layout = [
-    ("version",           4, RegMode.R,    Version.V013),
-    ("confstrptrvalid",   1, RegMode.R,    False),
-    ("hasresethaltreq",   1, RegMode.R,    False),
-    ("authbusy",          1, RegMode.R,    False),
-    ("authenticated",     1, RegMode.R,    True),
-    ("anyhalted",         1, RegMode.R,    False),
-    ("allhalted",         1, RegMode.R,    False),
-    ("anyrunning",        1, RegMode.R,    False),
-    ("allrunning",        1, RegMode.R,    False),
-    ("anyunavail",        1, RegMode.R,    False),
-    ("allunavail",        1, RegMode.R,    False),
-    ("anynonexistent",    1, RegMode.R,    False),
-    ("allnonexistent",    1, RegMode.R,    False),
-    ("anyresumeack",      1, RegMode.R,    False),
-    ("allresumeack",      1, RegMode.R,    False),
-    ("anyhavereset",      1, RegMode.R,    False),
-    ("allhavereset",      1, RegMode.R,    False),
-    ("zero0",             2, RegMode.R,    0),
-    ("impebreak",         1, RegMode.R,    False),
-    ("zero1",             9, RegMode.R,    0)
-]
-
-
-dmcontrol_layout = [
-    ("dmactive",          1, RegMode.RW,   False),
-    ("ndmreset",          1, RegMode.RW,   False),
-    ("clrresethaltreq",   1, RegMode.W1,   False),
-    ("setresethaltreq",   1, RegMode.W1,   False),
-    ("zero0",             2, RegMode.R,    0),
-    ("hartselhi",        10, RegMode.RW,   0),
-    ("hartsello",        10, RegMode.RW,   0),
-    ("hasel",             1, RegMode.RW,   False),
-    ("zero1",             1, RegMode.R,    0),
-    ("ackhavereset",      1, RegMode.W1,   False),
-    ("hartreset",         1, RegMode.RW,   False),
-    ("resumereq",         1, RegMode.W1,   False),
-    ("haltreq",           1, RegMode.W,    False)
-]
-
-
-abstractcs_layout = [
-    ("datacount",         4, RegMode.R,    1),
-    ("zero0",             4, RegMode.R,    0),
-    ("cmderr",            3, RegMode.RW1C, 0),
-    ("zero1",             1, RegMode.R,    0),
-    ("busy",              1, RegMode.R,    False),
-    ("zero2",            11, RegMode.R,    0),
-    ("progbufsize",       5, RegMode.R,    0),
-    ("zero3",             3, RegMode.R,    0)
-]
-
-
-cmd_access_reg_layout = [
-    ("regno",            16),
-    ("write",             1),
-    ("transfer",          1),
-    ("postexec",          1),
-    ("aarpostincrement",  1),
-    ("aarsize",           3),
-    ("zero0",             1),
-]
-
-
-command_layout = [
-    ("control",          24, RegMode.W,    0),
-    ("cmdtype",           8, RegMode.W,    Command.ACCESS_REG)
-]
-
-
-sbcs_layout = [
-    ("sbaccess8",         1, RegMode.R,    True),
-    ("sbaccess16",        1, RegMode.R,    True),
-    ("sbaccess32",        1, RegMode.R,    True),
-    ("sbaccess64",        1, RegMode.R,    False),
-    ("sbaccess128",       1, RegMode.R,    False),
-    ("sbasize",           7, RegMode.R,    32),
-    ("sberror",           3, RegMode.RW1C, 0),
-    ("sbreadondata",      1, RegMode.RW,   False),
-    ("sbautoincrement",   1, RegMode.RW,   False),
-    ("sbaccess",          3, RegMode.RW,   2),
-    ("sbreadonaddr",      1, RegMode.RW,   False),
-    ("sbbusy",            1, RegMode.R,    False),
-    ("sbbusyerror",       1, RegMode.RW1C, False),
-    ("zero0",             6, RegMode.R,    0),
-    ("sbversion",         3, RegMode.R,    1)
-]
-
-
-flat_layout = [
-    ("value",            32, RegMode.RW,   0)
-]