linux/arch/mips/qemu/q-smp.c
Atsushi Nemoto 72ede9b189 [MIPS] Qemu: Fix Symmetric Uniprocessor support.
Might be useful for SMP debugging.

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

[Rewritten Kconfig bits to deal better fit in the usual pattern of doing
things - Ralf]

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2007-03-19 20:22:43 +00:00

55 lines
1 KiB
C

/*
* 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 by Ralf Baechle (ralf@linux-mips.org)
*
* Symmetric Uniprocessor (TM) Support
*/
#include <linux/kernel.h>
#include <linux/sched.h>
/*
* Send inter-processor interrupt
*/
void core_send_ipi(int cpu, unsigned int action)
{
panic(KERN_ERR "%s called", __FUNCTION__);
}
/*
* After we've done initial boot, this function is called to allow the
* board code to clean up state, if needed
*/
void prom_init_secondary(void)
{
}
void prom_smp_finish(void)
{
}
/* Hook for after all CPUs are online */
void prom_cpus_done(void)
{
}
void __init prom_prepare_cpus(unsigned int max_cpus)
{
cpus_clear(phys_cpu_present_map);
}
/*
* Firmware CPU startup hook
*/
void prom_boot_secondary(int cpu, struct task_struct *idle)
{
}
void __init plat_smp_setup(void)
{
}
void __init plat_prepare_cpus(unsigned int max_cpus)
{
}