66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
/*
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* arch/arm/mach-sunxi/platsmp.h
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*
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* Copyright(c) 2013-2015 Allwinnertech Co., Ltd.
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* http://www.allwinnertech.com
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*
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* Author: east_yang <yangdong@allwinnertech.com>
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*
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* sunxi smp ops header file
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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 as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef __PLATSMP_H
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#define __PLATSMP_H
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#include <linux/platform_data/mach_sunxi.h>
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#ifdef CONFIG_ARM_SUNXI_CPUIDLE
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#include <linux/sunxi-cpuidle.h>
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#endif
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#define CPUCFG_CPU_RST_CTRL_REG(cpu) (((cpu) + 1) * 0x40)
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#define CPUCFG_CPU_STATUS_REG(cpu) (((cpu) + 1) * 0x40 + 0x08)
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#define CPUCFG_GEN_CTRL_REG (0x184)
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#define CPUCFG_DBG_CTL1_REG (0x1e4)
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#define CPUCFG_PWROFF_GATING_REG (0x110)
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#define CPUCFG_PWR_SWITCH_REG(cpu) (0x120 + (cpu)*0x04)
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#define CPUCFG_PRIVATE0_REG 0x1a4
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#define PRCM_CPU_PWROFF_REG 0x100
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#define PRCM_CPU_PWR_CLAMP_REG(cpu) (((cpu) * 4) + 0x140)
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extern void __iomem *sunxi_cpucfg_base;
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extern void __iomem *sunxi_cpuscfg_base;
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extern void __iomem *sunxi_sysctl_base;
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extern void __iomem *sunxi_rtc_base;
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extern void __iomem *sunxi_soft_entry_base;
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extern void sunxi_secondary_startup(void);
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extern void sunxi_cpu_die(unsigned int cpu);
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extern int sunxi_cpu_kill(unsigned int cpu);
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extern int sunxi_cpu_disable(unsigned int cpu);
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#ifdef CONFIG_ARCH_SUN8IW11
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#include "platsmp-v1.h"
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#elif defined CONFIG_ARCH_SUN8IW7
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#include "platsmp-v3.h"
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#else
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#include "platsmp-v2.h"
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#endif
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#define get_nr_cores() \
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({ \
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unsigned int __val; \
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asm("mrc p15, 1, %0, c9, c0, 2" \
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: "=r" (__val) \
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: \
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: "cc"); \
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((__val>>24) & 0x03) + 1; \
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})
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#endif /* __PLATSMP_H */
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