71 lines
2.7 KiB
C
71 lines
2.7 KiB
C
/* $NetBSD: loader.h,v 1.6 1996/01/07 22:06:18 leo Exp $ */
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/*
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* Copyright (c) 1995 L. Weppelman
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Leo Weppelman.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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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 WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* NetBSD loader for the Atari-TT.
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*
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* Assume compiling under TOS or MINT. The page-size will always
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* be incorrect then (if it is defined anyway).
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*/
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#ifdef __LDPGSZ
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#undef __LDPGSZ
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#endif
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#define __LDPGSZ (8*1024) /* Page size for NetBSD */
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#ifndef N_MAGIC
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#define N_MAGIC(hdr) (hdr.a_magic & 0xffff)
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#endif
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#define TTRAM_BASE 0x1000000 /* Fastram always starts here */
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/*
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* System var's used in low-memory
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*/
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#define ADDR_RAMTOP ((long*)0x5a4) /* End of TT-ram (unofficial) */
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#define ADDR_CHKRAMTOP ((long*)0x5a8) /* above is valid (unofficial)*/
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#define ADDR_PHYSTOP ((long*)0x42e) /* End of ST-ram */
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#define ADDR_P_COOKIE ((long**)0x5a0) /* Pointer to cookie jar */
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#define ADDR_OSHEAD ((OSH**)0x4f2) /* Pointer Os-header */
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#define RAM_TOP_MAGIC (0x1357bd13) /* Magic nr. for ADDR_CHKRAMTOP */
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/*
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* Sufficient but incomplete definition os Os-header
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*/
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typedef struct osh {
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unsigned short os_entry;
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unsigned short os_version;
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void *reseth;
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struct osh *os_beg;
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} OSH;
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