feat: serial device interfacing

[lunaix-os.git] / lunaix-os / includes / usr / lunaix / ioctl_defs.h

diff --git a/lunaix-os/includes/usr/lunaix/ioctl_defs.h b/lunaix-os/includes/usr/lunaix/ioctl_defs.h
index 9ca8cad3f648564379a0d820895f91fc38ad40d2..dd5709f6ca99c9559e923062129fdd83dce6389c 100644 (file)
--- a/lunaix-os/includes/usr/lunaix/ioctl_defs.h
+++ b/lunaix-os/includes/usr/lunaix/ioctl_defs.h
@@ -1,11 +1,13 @@
 #ifndef __LUNAIX_SYS_IOCTL_DEFS_H
 #define __LUNAIX_SYS_IOCTL_DEFS_H
 
 #ifndef __LUNAIX_SYS_IOCTL_DEFS_H
 #define __LUNAIX_SYS_IOCTL_DEFS_H
 

-#define IOREQ(cmd, arg_num) ((((cmd)&0xffff) << 8) | ((arg_num)&0xff))
+#define IOREQ(cmd, arg_num) ((((cmd) & 0xffff) << 8) | ((arg_num) & 0xff))

 
 #define IOCMD(req) ((req) >> 8)
 
 
 #define IOCMD(req) ((req) >> 8)
 

-#define IOARGNUM(req) ((req)&0xff)
+#define IOARGNUM(req) ((req) & 0xff)
+
+#define DEVIOIDENT IOREQ(-1, 1)

 
 #define TIOCGPGRP IOREQ(1, 0)
 #define TIOCSPGRP IOREQ(1, 1)
 
 #define TIOCGPGRP IOREQ(1, 0)
 #define TIOCSPGRP IOREQ(1, 1)