60 lines
2.4 KiB
C
60 lines
2.4 KiB
C
/* $NetBSD: platform.h,v 1.1 2016/05/17 06:44:46 ryo Exp $ */
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/*-
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* Copyright (c) 2012 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Nick Hudson
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _EVBARM_IMX7_PLATFORM_H
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#define _EVBARM_IMX7_PLATFORM_H
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#include <arm/imx/imx7reg.h>
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/*
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* Memory will be mapped starting at 0x80000000 through 0xbfffffff
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* Kernel VM space: KERNEL_VM_BASE to 0xc0000000
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*/
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#define KERNEL_VM_BASE (KERNEL_BASE + 0x40000000)
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#define KERNEL_VM_TOP ((0xfff00000 - IMX7_IOREG_SIZE) & -L1_SS_SIZE)
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#define KERNEL_VM_SIZE (KERNEL_VM_TOP - KERNEL_VM_BASE)
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/*
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* iMX7 ARM Peripherals. Their physical address would live in the user
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* address space, so we can't map 1:1 VA:PA. So shove them just after the
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* top of the kernel VM.
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*/
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#define KERNEL_IO_VBASE KERNEL_VM_TOP
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#define KERNEL_IO_IOREG_VBASE KERNEL_IO_VBASE
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#define KERNEL_IO_ARMCORE_VBASE (KERNEL_IO_IOREG_VBASE + \
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IMX7_IOREG_SIZE)
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#define KERNEL_IO_END_VBASE (KERNEL_IO_ARMCORE_VBASE + \
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IMX7_ARMCORE_SIZE)
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#endif /* _EVBARM_IMX7_PLATFORM_H */
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