i think my cmpxchg use was wrong in acquire

nesting cli/sti: release shouldn't always enable interrupts
separate setup of lapic from starting of other cpus, so cpu() works earlier
flag to disable locking in console output
make locks work even when curproc==0
(still crashes in clock interrupt)

1 files changed, 3 insertions, 0 deletions

diff --git a/defs.h b/defs.h
index c5dc4d8..4561ff6 100644
--- a/defs.h
+++ b/defs.h
@@ -19,6 +19,8 @@ void wakeup(void *);
 void scheduler(void);
 void proc_exit(void);
 void yield(void);
+void cli(void);
+void sti(void);
 
 // swtch.S
 struct jmpbuf;
@@ -46,6 +48,7 @@ void pic_init(void);
 
 // mp.c
 void mp_init(void);
+void mp_startthem(void);
 int cpu(void);
 int mp_isbcpu(void);
 void lapic_init(int);