forked from Minki/linux
067173526c
Provide a common header to read the SMP CPU number from the MPIDR. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
38 lines
958 B
C
38 lines
958 B
C
/*
|
|
* OMAP4 machine specific smp.h
|
|
*
|
|
* Copyright (C) 2009 Texas Instruments, Inc.
|
|
*
|
|
* Author:
|
|
* Santosh Shilimkar <santosh.shilimkar@ti.com>
|
|
*
|
|
* Interface functions needed for the SMP. This file is based on arm
|
|
* realview smp platform.
|
|
* Copyright (c) 2003 ARM Limited.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
* published by the Free Software Foundation.
|
|
*/
|
|
#ifndef OMAP_ARCH_SMP_H
|
|
#define OMAP_ARCH_SMP_H
|
|
|
|
#include <asm/hardware/gic.h>
|
|
#include <asm/smp_mpidr.h>
|
|
|
|
/* Needed for secondary core boot */
|
|
extern void omap_secondary_startup(void);
|
|
extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask);
|
|
extern void omap_auxcoreboot_addr(u32 cpu_addr);
|
|
extern u32 omap_read_auxcoreboot0(void);
|
|
|
|
/*
|
|
* We use Soft IRQ1 as the IPI
|
|
*/
|
|
static inline void smp_cross_call(const struct cpumask *mask)
|
|
{
|
|
gic_raise_softirq(mask, 1);
|
|
}
|
|
|
|
#endif
|