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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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53 lines
1.4 KiB
C
53 lines
1.4 KiB
C
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/*
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* CPU topology for Hexagon
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*
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* Copyright (c) 2010-2011, Code Aurora Forum. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*/
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#include <linux/cpu.h>
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#include <linux/cpumask.h>
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#include <linux/init.h>
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#include <linux/node.h>
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#include <linux/nodemask.h>
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#include <linux/percpu.h>
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/* Swiped from MIPS. */
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static DEFINE_PER_CPU(struct cpu, cpu_devices);
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static int __init topology_init(void)
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{
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int i, ret;
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for_each_present_cpu(i) {
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/*
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* register_cpu takes a per_cpu pointer and
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* just points it at another per_cpu struct...
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*/
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ret = register_cpu(&per_cpu(cpu_devices, i), i);
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if (ret)
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printk(KERN_WARNING "topology_init: register_cpu %d "
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"failed (%d)\n", i, ret);
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}
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return 0;
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}
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subsys_initcall(topology_init);
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