openblt

a hobby OS from the late 90s
git clone http://frotz.net/git/openblt.git
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stub.c (775B)

      1 /* Copyright 1998-1999, Brian J. Swetland. All rights reserved.
      2 ** Distributed under the terms of the OpenBLT License
      3 */
      4 
      5 #ifdef __SMP__
      6 #include "smp.h"
      7 #endif
      8 
      9 void kmain(void);
     10 
     11 /*
     12  * Our state here depends on how we got here.  If we are called from the
     13  * first stage bootstrap, we go into the kernel setup code.  We can also
     14  * arrive here executing on an application processor that has just completed
     15  * its move into the wonderful world of protected mode.  If this is the case,
     16  * we jump into smp code to finish our setup and wait for word from the
     17  * bootstrap processor.
     18  */
     19 void _start(void)
     20 {
     21 #ifdef __SMP__
     22     /* have we detected more processors yet? */
     23     if (smp_num_cpus > 1)
     24 				smp_cpu_ready ();
     25     else
     26 #endif 
     27         kmain();
     28     /* not reached */
     29 }
     30