| 1 | /*
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| 2 | * Copyright (C) 2005 Martin Decky
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | #ifndef __OFW_H__
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| 30 | #define __OFW_H__
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| 31 |
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| 32 | #define NULL 0
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| 33 | #define MEMMAP_MAX_RECORDS 32
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| 34 | #define false 0
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| 35 | #define true 1
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| 36 |
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| 37 | typedef __builtin_va_list va_list;
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| 38 |
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| 39 | #define va_start(ap, last) __builtin_va_start(ap, last)
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| 40 | #define va_arg(ap, type) __builtin_va_arg(ap, type)
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| 41 | #define va_end(ap) __builtin_va_end(ap)
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| 42 |
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| 43 | typedef struct {
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| 44 | void *start;
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| 45 | unsigned long size;
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| 46 | } memzone_t;
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| 47 |
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| 48 | typedef struct {
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| 49 | unsigned long total;
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| 50 | unsigned int count;
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| 51 | memzone_t zones[MEMMAP_MAX_RECORDS];
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| 52 | } memmap_t;
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| 53 |
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| 54 | typedef struct {
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| 55 | void *addr;
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| 56 | unsigned int width;
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| 57 | unsigned int height;
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| 58 | unsigned int bpp;
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| 59 | unsigned int scanline;
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| 60 | } screen_t;
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| 61 |
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| 62 |
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| 63 | extern void init(void);
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| 64 | extern void ofw_write(const char *str, const long len);
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| 65 |
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| 66 | extern void *ofw_translate(const void *virt);
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| 67 | extern int ofw_map(const void *phys, const void *virt, const long size, const int mode);
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| 68 | extern int ofw_memmap(memmap_t *map);
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| 69 | extern int ofw_screen(screen_t *screen);
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| 70 |
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| 71 | #endif
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