smp: share: uxctty.o

diff --git a/README.txt b/README.txt
index 8845e8943f8a29b2f593d074b50b4756e7dac312..935db9c8112e9fdd550eacf58d22f3a41f7ad320 100644 (file)
--- a/README.txt
+++ b/README.txt
@@ -662,6 +662,14 @@ command line.  The remaining 12 belong to the 7 microcode modules and
   00000004 b permit_ctty_control
   00000004 C scheme_in_foreground
 
+       OK.  There is just the one console, shared by all processors.
+       Presumably Scheme will allow only one thread to pown the
+       console, its interrupt characters and handlers, the process's
+       job control state and screen state (aka tty-command-clear),
+       etc. -- everything exposed here.  Perhaps multiple
+       tty-command-beeps from feepy but not fastidious programs in
+       simultaneous threads can cause a ruckus, but otherwise... OK.
+
   uxenv.o:
   00000010 b current_dir_path
   0000000c b current_dir_path_size