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u-boot-arm.h 1.18 KiB
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    /*
     * (C) Copyright 2002
     * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
     * Marius Groeger <mgroeger@sysgo.de>
     *
     * (C) Copyright 2002
     * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
     * Alex Zuepke <azu@sysgo.de>
     *
    
     * SPDX-License-Identifier:	GPL-2.0+
    
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     */
    
    #ifndef _U_BOOT_ARM_H_
    #define _U_BOOT_ARM_H_	1
    
    /* for the following variables, see start.S */
    extern ulong IRQ_STACK_START;	/* top of IRQ stack */
    extern ulong FIQ_STACK_START;	/* top of FIQ stack */
    
    extern ulong _datarel_start_ofs;
    extern ulong _datarelrolocal_start_ofs;
    extern ulong _datarellocal_start_ofs;
    extern ulong _datarelro_start_ofs;
    
    extern ulong IRQ_STACK_START_IN;	/* 8 bytes in IRQ stack */
    
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    /* cpu/.../cpu.c */
    int	cpu_init(void);
    int	cleanup_before_linux(void);
    
    
    /* Set up ARMv7 MMU, caches and TLBs */
    void	cpu_init_cp15(void);
    
    
    /* cpu/.../arch/cpu.c */
    int	arch_cpu_init(void);
    
    int	arch_misc_init(void);
    
    int	arch_early_init_r(void);
    
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    /* board/.../... */
    int	board_init(void);
    int	dram_init (void);
    
    void	dram_init_banksize (void);
    
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    /* cpu/.../interrupt.c */
    
    int	arch_interrupt_init	(void);
    
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    void	reset_timer_masked	(void);
    ulong	get_timer_masked	(void);
    void	udelay_masked		(unsigned long usec);
    
    #endif	/* _U_BOOT_ARM_H_ */