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| Rev | Author | Line No. | Line |
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| 885 | decky | 1 | /* |
| 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 | |||
| 29 | #ifndef __OFW_H__ |
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| 30 | #define __OFW_H__ |
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| 31 | |||
| 1771 | jermar | 32 | #include <types.h> |
| 33 | #include <stdarg.h> |
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| 885 | decky | 34 | |
| 1771 | jermar | 35 | #define BUF_SIZE 1024 |
| 885 | decky | 36 | |
| 1771 | jermar | 37 | #define MEMMAP_MAX_RECORDS 32 |
| 885 | decky | 38 | |
| 1783 | jermar | 39 | #define MAX_OFW_ARGS 12 |
| 40 | |||
| 41 | typedef unsigned long ofw_arg_t; |
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| 42 | typedef unsigned int ihandle; |
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| 43 | typedef unsigned int phandle; |
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| 44 | |||
| 45 | /** OpenFirmware command structure |
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| 46 | * |
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| 47 | */ |
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| 964 | decky | 48 | typedef struct { |
| 1783 | jermar | 49 | const char *service; /**< Command name */ |
| 50 | unsigned long nargs; /**< Number of in arguments */ |
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| 51 | unsigned long nret; /**< Number of out arguments */ |
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| 52 | ofw_arg_t args[MAX_OFW_ARGS]; /**< List of arguments */ |
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| 53 | } ofw_args_t; |
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| 54 | |||
| 55 | typedef struct { |
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| 964 | decky | 56 | void *start; |
| 57 | unsigned int size; |
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| 58 | } memzone_t; |
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| 885 | decky | 59 | |
| 60 | typedef struct { |
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| 964 | decky | 61 | unsigned int total; |
| 62 | unsigned int count; |
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| 63 | memzone_t zones[MEMMAP_MAX_RECORDS]; |
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| 64 | } memmap_t; |
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| 885 | decky | 65 | |
| 1130 | decky | 66 | typedef struct { |
| 1783 | jermar | 67 | uint32_t addr; |
| 1130 | decky | 68 | unsigned int width; |
| 69 | unsigned int height; |
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| 70 | unsigned int bpp; |
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| 71 | unsigned int scanline; |
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| 72 | } screen_t; |
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| 885 | decky | 73 | |
| 1620 | decky | 74 | typedef struct { |
| 1783 | jermar | 75 | uint32_t addr; |
| 1620 | decky | 76 | unsigned int size; |
| 77 | } keyboard_t; |
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| 1130 | decky | 78 | |
| 1771 | jermar | 79 | typedef struct { |
| 80 | unsigned int info; |
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| 81 | unsigned int addr_hi; |
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| 82 | unsigned int addr_lo; |
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| 83 | } pci_addr_t; |
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| 1620 | decky | 84 | |
| 1771 | jermar | 85 | typedef struct { |
| 86 | pci_addr_t addr; |
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| 87 | unsigned int size_hi; |
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| 88 | unsigned int size_lo; |
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| 89 | } pci_reg_t; |
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| 90 | |||
| 1783 | jermar | 91 | extern uintptr_t ofw_cif; |
| 1771 | jermar | 92 | |
| 93 | extern phandle ofw_aliases; |
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| 94 | |||
| 885 | decky | 95 | extern void init(void); |
| 96 | extern void ofw_write(const char *str, const int len); |
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| 953 | decky | 97 | |
| 1771 | jermar | 98 | extern int ofw_get_property(const phandle device, const char *name, const void *buf, const int buflen); |
| 99 | extern phandle ofw_find_device(const char *name); |
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| 100 | |||
| 1783 | jermar | 101 | extern int ofw(ofw_args_t *arg); |
| 953 | decky | 102 | extern void *ofw_translate(const void *virt); |
| 1783 | jermar | 103 | extern int ofw_translate_failed(ofw_arg_t flag); |
| 104 | extern void *ofw_claim(const void *virt, const int len); |
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| 1075 | decky | 105 | extern int ofw_map(const void *phys, const void *virt, const int size, const int mode); |
| 964 | decky | 106 | extern int ofw_memmap(memmap_t *map); |
| 1130 | decky | 107 | extern int ofw_screen(screen_t *screen); |
| 1620 | decky | 108 | extern int ofw_keyboard(keyboard_t *keyboard); |
| 885 | decky | 109 | |
| 110 | #endif |