| 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 | #include <types.h>
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| 33 | #include <stdarg.h>
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| 34 |
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| 35 | #define BUF_SIZE 1024
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| 36 |
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| 37 | #define MEMMAP_MAX_RECORDS 32
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| 38 |
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| 39 | typedef struct {
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| 40 | void *start;
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| 41 | unsigned int size;
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| 42 | } memzone_t;
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| 43 |
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| 44 | typedef struct {
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| 45 | unsigned int total;
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| 46 | unsigned int count;
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| 47 | memzone_t zones[MEMMAP_MAX_RECORDS];
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| 48 | } memmap_t;
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| 49 |
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| 50 | typedef struct {
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| 51 | void *addr;
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| 52 | unsigned int width;
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| 53 | unsigned int height;
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| 54 | unsigned int bpp;
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| 55 | unsigned int scanline;
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| 56 | } screen_t;
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| 57 |
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| 58 | typedef struct {
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| 59 | void *addr;
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| 60 | unsigned int size;
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| 61 | } keyboard_t;
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| 62 |
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| 63 | typedef struct {
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| 64 | unsigned int info;
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| 65 | unsigned int addr_hi;
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| 66 | unsigned int addr_lo;
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| 67 | } pci_addr_t;
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| 68 |
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| 69 | typedef struct {
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| 70 | pci_addr_t addr;
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| 71 | unsigned int size_hi;
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| 72 | unsigned int size_lo;
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| 73 | } pci_reg_t;
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| 74 |
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| 75 | typedef unsigned long ofw_arg_t;
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| 76 | typedef unsigned int ihandle;
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| 77 | typedef unsigned int phandle;
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| 78 |
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| 79 | extern phandle ofw_aliases;
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| 80 |
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| 81 | extern void init(void);
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| 82 | extern void ofw_write(const char *str, const int len);
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| 83 |
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| 84 | extern int ofw_get_property(const phandle device, const char *name, const void *buf, const int buflen);
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| 85 | extern phandle ofw_find_device(const char *name);
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| 86 |
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| 87 | extern void *ofw_translate(const void *virt);
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| 88 | extern int ofw_map(const void *phys, const void *virt, const int size, const int mode);
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| 89 | extern int ofw_memmap(memmap_t *map);
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| 90 | extern int ofw_screen(screen_t *screen);
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| 91 | extern int ofw_keyboard(keyboard_t *keyboard);
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| 92 |
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| 93 | #endif
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