low-level keyboard input (not hooked up to /dev yet)

fix acquire() to cli() *before* incrementing nlock
make T_SYSCALL a trap gate, not an interrupt gate
sadly, various crashes if you hold down a keyboard key...

1 files changed, 4 insertions, 0 deletions

diff --git a/fcntl.h b/fcntl.h
new file mode 100644
index 0000000..baa5c0e
--- /dev/null
+++ b/fcntl.h
@@ -0,0 +1,4 @@
+#define O_CREATE  0x200
+#define O_RDONLY  0x000
+#define O_WRONLY  0x001
+#define O_RDWR    0x002