z80: update lowlevel-banked to account for hard_ei change

diff --git a/Kernel/lowlevel-z80-banked.s b/Kernel/lowlevel-z80-banked.s
index 7a67b43..77be0d0 100644 (file)
--- a/Kernel/lowlevel-z80-banked.s
+++ b/Kernel/lowlevel-z80-banked.s
@@ -667,6 +667,9 @@ _in:
        in l, (c)
        ret
 
+___hard_ei:
+       ei
+       ret
 
 ;
 ;      Pull in the CPU specific workarounds