xinu: Desktop/xinu_mips-1.0.2.tar/xinu_mips-1.0.2/system/control.c Source File

00001 
00007 /* Embedded XINU, Copyright (C) 2007.  All rights reserved. */
00008 
00009 #include <kernel.h>
00010 #include <device.h>
00011 
00020 devcall control(ushort descrp, ushort func, long arg1, long arg2)
00021 {
00022         device *devptr;
00023 
00024         if ( isbaddev(descrp) ) { return SYSERR; }
00025         devptr = &devtab[descrp];
00026         return ( (*devptr->control)(devptr, func, arg1, arg2) );
00027 }