NetBSD/sys/arch/atari/stand/bootxx/bootxx.h

84 lines
3.0 KiB
C

/* $NetBSD: bootxx.h,v 1.1.1.1 1996/02/29 11:35:06 leo Exp $ */
/*
* Copyright (c) 1995 L. Weppelman
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Leo Weppelman.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* TOS variables in low memory
*/
struct _gem_mupb;
struct _basepage;
struct _osheader {
u_int16_t os_entry;
u_int16_t os_version;
void *reseth;
struct _osheader *os_beg;
void *os_end;
u_int32_t os_rsv1;
struct _gem_mupb *os_magic;
u_int32_t os_date;
u_int16_t os_conf;
u_int16_t os_dosdate;
char **p_root;
u_int8_t **pkbshift;
struct _basepage **p_run;
char *p_rsv2;
};
#define ADDR_SYSBASE ((struct _osheader**)0x4f2) /* TOS header */
#define ADDR_P_COOKIE ((long**)0x5a0) /* Pointer to cookie jar */
#define ADDR_PHYSTOP ((long*)0x42e) /* End of ST-ram */
#define ADDR_RAMTOP ((long*)0x5a4) /* End of TT-ram (unofficial) */
#define ADDR_CHKRAMTOP ((long*)0x5a8) /* above is valid (unofficial) */
#define RAMTOP_MAGIC (0x1357bd13) /* Magic no. for ADDR_CHKRAMTOP */
#define TTRAM_BASE (0x1000000) /* Fastram always starts here */
/*
* Kernel parameter block
*/
typedef struct kparamb kparb;
typedef struct {
const char * ostype;
const char * osname;
unsigned rootfs;
kparb kp;
} osdsc;
#define ksize kp.ksize
#define kstart kp.kp
#define kentry kp.entry
#define k_esym kp.esym_loc
#define stmem_size kp.stmem_size
#define ttmem_size kp.ttmem_size
#define ttmem_start kp.ttmem_start
#define cputype kp.bootflags
#define boothowto kp.boothowto