diff options
Diffstat (limited to 'ANDROID_3.4.5/arch/arm/mach-shmobile/platsmp.c')
-rw-r--r-- | ANDROID_3.4.5/arch/arm/mach-shmobile/platsmp.c | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/ANDROID_3.4.5/arch/arm/mach-shmobile/platsmp.c b/ANDROID_3.4.5/arch/arm/mach-shmobile/platsmp.c deleted file mode 100644 index 45fa3924..00000000 --- a/ANDROID_3.4.5/arch/arm/mach-shmobile/platsmp.c +++ /dev/null @@ -1,96 +0,0 @@ -/* - * SMP support for R-Mobile / SH-Mobile - * - * Copyright (C) 2010 Magnus Damm - * Copyright (C) 2011 Paul Mundt - * - * Based on vexpress, Copyright (C) 2002 ARM Ltd, All Rights Reserved - * - * 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. - */ -#include <linux/init.h> -#include <linux/errno.h> -#include <linux/delay.h> -#include <linux/device.h> -#include <linux/smp.h> -#include <linux/io.h> -#include <asm/hardware/gic.h> -#include <asm/mach-types.h> -#include <mach/common.h> - -#define is_sh73a0() (machine_is_ag5evm() || machine_is_kota2()) -#define is_r8a7779() machine_is_marzen() - -static unsigned int __init shmobile_smp_get_core_count(void) -{ - if (is_sh73a0()) - return sh73a0_get_core_count(); - - if (is_r8a7779()) - return r8a7779_get_core_count(); - - return 1; -} - -static void __init shmobile_smp_prepare_cpus(void) -{ - if (is_sh73a0()) - sh73a0_smp_prepare_cpus(); - - if (is_r8a7779()) - r8a7779_smp_prepare_cpus(); -} - -int shmobile_platform_cpu_kill(unsigned int cpu) -{ - if (is_r8a7779()) - return r8a7779_platform_cpu_kill(cpu); - - return 1; -} - -void __cpuinit platform_secondary_init(unsigned int cpu) -{ - trace_hardirqs_off(); - - if (is_sh73a0()) - sh73a0_secondary_init(cpu); - - if (is_r8a7779()) - r8a7779_secondary_init(cpu); -} - -int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) -{ - if (is_sh73a0()) - return sh73a0_boot_secondary(cpu); - - if (is_r8a7779()) - return r8a7779_boot_secondary(cpu); - - return -ENOSYS; -} - -void __init smp_init_cpus(void) -{ - unsigned int ncores = shmobile_smp_get_core_count(); - unsigned int i; - - if (ncores > nr_cpu_ids) { - pr_warn("SMP: %u cores greater than maximum (%u), clipping\n", - ncores, nr_cpu_ids); - ncores = nr_cpu_ids; - } - - for (i = 0; i < ncores; i++) - set_cpu_possible(i, true); - - set_smp_cross_call(gic_raise_softirq); -} - -void __init platform_smp_prepare_cpus(unsigned int max_cpus) -{ - shmobile_smp_prepare_cpus(); -} |