68 lines
2.2 KiB
C++
68 lines
2.2 KiB
C++
/* $NetBSD: netbsd.h,v 1.2 2013/06/20 13:36:48 kiyohara Exp $ */
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/*
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* Copyright (c) 2012 KIYOHARA Takashi
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* All rights reserved.
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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 AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* 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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#include "elf.h"
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#define PAGE_SIZE 4096
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#define ALIGN_SAFE_PAGE_SIZE (PAGE_SIZE * 2)
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#define PAGE_ALIGN(p) ((int)((char *)(p) + PAGE_SIZE - 1) & ~(PAGE_SIZE - 1))
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/* Load kernel to PA==VA area. */
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#define VTOP(addr) (addr)
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struct loaddesc {
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Elf32_Addr addr;
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Elf32_Off offset;
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TUint size;
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};
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class NetBSD {
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public:
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static NetBSD *New(const TDesC &);
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static NetBSD *New(const TDesC &, const TDesC &);
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virtual void ParseHeader(void);
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TUint8 *GetBuffer(void) { return Buffer; };
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Elf32_Off GetEntryPoint(void) { return EntryPoint; };
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struct loaddesc *GetLoadDescriptor(void) { return LoadDescriptor; };
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const TDesC *GetArgs(void) { return Args; };
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protected:
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TUint8 *Buffer;
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struct loaddesc *LoadDescriptor; /* Must page aligned */
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Elf32_Off EntryPoint;
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const TDesC *Args;
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};
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class ELF : public NetBSD {
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public:
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ELF(TInt size) { Buffer = new TUint8[size]; };
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void ParseHeader(void);
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};
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