arch/mips/qemu/q-smp.c

   1 /*
   2  * This file is subject to the terms and conditions of the GNU General Public
   3  * License.  See the file "COPYING" in the main directory of this archive
   4  * for more details.
   5  *
   6  * Copyright (C) 2006 by Ralf Baechle (ralf@linux-mips.org)
   7  *
   8  * Symmetric Uniprocessor (TM) Support
   9  */
  10 #include <linux/kernel.h>
  11 #include <linux/sched.h>
  12
  13 /*
  14  * Send inter-processor interrupt
  15  */
  16 void core_send_ipi(int cpu, unsigned int action)
  17 {
  18         panic(KERN_ERR "%s called", __FUNCTION__);
  19 }
  20
  21 /*
  22  *  After we've done initial boot, this function is called to allow the
  23  *  board code to clean up state, if needed
  24  */
  25 void __cpuinit prom_init_secondary(void)
  26 {
  27 }
  28
  29 void __cpuinit prom_smp_finish(void)
  30 {
  31 }
  32
  33 /* Hook for after all CPUs are online */
  34 void prom_cpus_done(void)
  35 {
  36 }
  37
  38 void __init prom_prepare_cpus(unsigned int max_cpus)
  39 {
  40         cpus_clear(phys_cpu_present_map);
  41 }
  42
  43 /*
  44  * Firmware CPU startup hook
  45  */
  46 void __cpuinit prom_boot_secondary(int cpu, struct task_struct *idle)
  47 {
  48 }
  49
  50 void __init plat_smp_setup(void)
  51 {
  52 }
  53 void __init plat_prepare_cpus(unsigned int max_cpus)
  54 {
  55 }