/*
* This file is subject to the terms and conditions of the GNU General Public
* License . See the file " COPYING " in the main directory of this archive
* for more details .
*
* Copyright ( C ) 2006 , 07 by Ralf Baechle ( ralf @ linux - mips . org )
*
* Symmetric Uniprocessor ( TM ) Support
*/
#include <linux/kernel.h>
#include <linux/sched.h>
/*
* Send inter - processor interrupt
*/
static void up_send_ipi_single(int cpu, unsigned int action)
{
panic(KERN_ERR "%s called" , __func__);
}
static inline void up_send_ipi_mask(const struct cpumask *mask,
unsigned int action)
{
panic(KERN_ERR "%s called" , __func__);
}
/*
* After we ' ve done initial boot , this function is called to allow the
* board code to clean up state , if needed
*/
static void up_init_secondary(void )
{
}
static void up_smp_finish(void )
{
}
/*
* Firmware CPU startup hook
*/
static int up_boot_secondary(int cpu, struct task_struct *idle)
{
return 0 ;
}
static void __init up_smp_setup(void )
{
}
static void __init up_prepare_cpus(unsigned int max_cpus)
{
}
#ifdef CONFIG_HOTPLUG_CPU
static int up_cpu_disable(void )
{
return -ENOSYS;
}
static void up_cpu_die(unsigned int cpu)
{
BUG();
}
#endif
const struct plat_smp_ops up_smp_ops = {
.send_ipi_single = up_send_ipi_single,
.send_ipi_mask = up_send_ipi_mask,
.init_secondary = up_init_secondary,
.smp_finish = up_smp_finish,
.boot_secondary = up_boot_secondary,
.smp_setup = up_smp_setup,
.prepare_cpus = up_prepare_cpus,
#ifdef CONFIG_HOTPLUG_CPU
.cpu_disable = up_cpu_disable,
.cpu_die = up_cpu_die,
#endif
};
Messung V0.5 in Prozent C=98 H=99 G=98
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(vorverarbeitet am 2026-09-28)
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