65c816: fix interrupt return path for the kernel case

Was pulling A as 8 not 16bit, grrr.

With this fixed we can try (and fail) to mount a rootfs, but we are messing
something up as bootdev: 0 return gives us a psleep: voododo panic.

diff --git a/Kernel/lowlevel-65c816.s b/Kernel/lowlevel-65c816.s
index f645b24..4be0465 100644 (file)
--- a/Kernel/lowlevel-65c816.s
+++ b/Kernel/lowlevel-65c816.s
@@ -452,6 +452,9 @@ join_interrupt_path:
        phx
        pld
 
+       rep     #$20
+       .a16
+
        ply
        plx
        pla