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Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
31 lines
895 B
C
31 lines
895 B
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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#ifndef _PPC_BOOT_PAGE_H
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#define _PPC_BOOT_PAGE_H
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/*
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* Copyright (C) 2001 PPC64 Team, IBM Corp
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*/
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#ifdef __ASSEMBLY__
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#define ASM_CONST(x) x
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#else
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#define __ASM_CONST(x) x##UL
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#define ASM_CONST(x) __ASM_CONST(x)
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#endif
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/* PAGE_SHIFT determines the page size */
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#define PAGE_SHIFT 12
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#define PAGE_SIZE (ASM_CONST(1) << PAGE_SHIFT)
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#define PAGE_MASK (~(PAGE_SIZE-1))
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/* align addr on a size boundary - adjust address up/down if needed */
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#define _ALIGN_UP(addr, size) (((addr)+((size)-1))&(~((typeof(addr))(size)-1)))
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#define _ALIGN_DOWN(addr, size) ((addr)&(~((typeof(addr))(size)-1)))
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/* align addr on a size boundary - adjust address up if needed */
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#define _ALIGN(addr,size) _ALIGN_UP(addr,size)
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/* to align the pointer to the (next) page boundary */
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#define PAGE_ALIGN(addr) _ALIGN(addr, PAGE_SIZE)
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#endif /* _PPC_BOOT_PAGE_H */
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