mirror of https://gitee.com/openkylin/linux.git
46 lines
1.5 KiB
C
46 lines
1.5 KiB
C
/*
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* arch/arm/mach-integrator/include/mach/hardware.h
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*
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* This file contains the hardware definitions of the Integrator.
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*
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* Copyright (C) 1999 ARM Limited.
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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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* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __ASM_ARCH_HARDWARE_H
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#define __ASM_ARCH_HARDWARE_H
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#include <asm/sizes.h>
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/*
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* Where in virtual memory the IO devices (timers, system controllers
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* and so on)
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*/
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#define IO_BASE 0xF0000000 // VA of IO
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#define IO_SIZE 0x0B000000 // How much?
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#define IO_START INTEGRATOR_HDR_BASE // PA of IO
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/* macro to get at IO space when running virtually */
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#ifdef CONFIG_MMU
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#define IO_ADDRESS(x) (((x) & 0x000fffff) | (((x) >> 4) & 0x0ff00000) | IO_BASE)
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#else
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#define IO_ADDRESS(x) (x)
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#endif
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#define __io_address(n) ((void __iomem *)IO_ADDRESS(n))
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#endif
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