LXR linux/arch/arm/plat-omap/include/plat/smp.h

   1/*
   2 * OMAP4 machine specific smp.h
   3 *
   4 * Copyright (C) 2009 Texas Instruments, Inc.
   5 *
   6 * Author:
   7 *      Santosh Shilimkar <santosh.shilimkar@ti.com>
   8 *
   9 * Interface functions needed for the SMP. This file is based on arm
  10 * realview smp platform.
  11 * Copyright (c) 2003 ARM Limited.
  12 *
  13 * This program is free software; you can redistribute it and/or modify
  14 * it under the terms of the GNU General Public License version 2 as
  15 * published by the Free Software Foundation.
  16 */
  17#ifndef OMAP_ARCH_SMP_H
  18#define OMAP_ARCH_SMP_H
  19
  20#include <asm/hardware/gic.h>
  21
  22/* Needed for secondary core boot */
  23extern void omap_secondary_startup(void);
  24extern u32 omap_modify_auxcoreboot0(u32 set_mask, u32 clear_mask);
  25extern void omap_auxcoreboot_addr(u32 cpu_addr);
  26extern u32 omap_read_auxcoreboot0(void);
  27
  28/*
  29 * We use Soft IRQ1 as the IPI
  30 */
  31static inline void smp_cross_call(const struct cpumask *mask, int ipi)
  32{
  33        gic_raise_softirq(mask, ipi);
  34}
  35
  36#endif
  37