add support for running Zephyr using small config

SpinalHDL · Jan 8, 2020 · ae9b2c9 · ae9b2c9
1 parent b290b25
commit ae9b2c9
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/main/scala/vexriscv/plugin/CsrPlugin.scala b/src/main/scala/vexriscv/plugin/CsrPlugin.scala
@@ -221,16 +221,17 @@ object CsrPluginConfig{
     mhartid        = null,
     misaExtensionsInit = 66,
     misaAccess     = CsrAccess.NONE,
-    mtvecAccess    = CsrAccess.NONE,
+    mtvecAccess    = CsrAccess.WRITE_ONLY,
     mtvecInit      = mtvecInit,
     mepcAccess     = CsrAccess.READ_WRITE,
     mscratchGen    = false,
     mcauseAccess   = CsrAccess.READ_ONLY,
     mbadaddrAccess = CsrAccess.READ_ONLY,
     mcycleAccess   = CsrAccess.NONE,
     minstretAccess = CsrAccess.NONE,
-    ecallGen       = false,
+    ecallGen       = true,
     wfiGenAsWait         = false,
+    wfiGenAsNop    = true,
     ucycleAccess   = CsrAccess.NONE
   )