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1 | /* |
1 | /* |
2 | * Copyright (c) 2005 Martin Decky |
2 | * Copyright (c) 2005 Martin Decky |
3 | * All rights reserved. |
3 | * All rights reserved. |
4 | * |
4 | * |
5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
7 | * are met: |
7 | * are met: |
8 | * |
8 | * |
9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
16 | * |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
27 | */ |
28 | 28 | ||
29 | #ifndef BOOT_OFW_H_ |
29 | #ifndef BOOT_OFW_H_ |
30 | #define BOOT_OFW_H_ |
30 | #define BOOT_OFW_H_ |
31 | 31 | ||
32 | #include <types.h> |
32 | #include <types.h> |
33 | #include <stdarg.h> |
33 | #include <stdarg.h> |
34 | 34 | ||
35 | #define BUF_SIZE 1024 |
35 | #define BUF_SIZE 1024 |
36 | 36 | ||
37 | #define MEMMAP_MAX_RECORDS 32 |
37 | #define MEMMAP_MAX_RECORDS 32 |
38 | 38 | ||
39 | #define MAX_OFW_ARGS 12 |
39 | #define MAX_OFW_ARGS 12 |
40 | 40 | ||
41 | typedef unative_t ofw_arg_t; |
41 | typedef unative_t ofw_arg_t; |
42 | typedef unsigned int ihandle; |
42 | typedef unsigned int ihandle; |
43 | typedef unsigned int phandle; |
43 | typedef unsigned int phandle; |
44 | 44 | ||
45 | /** OpenFirmware command structure |
45 | /** OpenFirmware command structure |
46 | * |
46 | * |
47 | */ |
47 | */ |
48 | typedef struct { |
48 | typedef struct { |
49 | ofw_arg_t service; /**< Command name. */ |
49 | ofw_arg_t service; /**< Command name. */ |
50 | ofw_arg_t nargs; /**< Number of in arguments. */ |
50 | ofw_arg_t nargs; /**< Number of in arguments. */ |
51 | ofw_arg_t nret; /**< Number of out arguments. */ |
51 | ofw_arg_t nret; /**< Number of out arguments. */ |
52 | ofw_arg_t args[MAX_OFW_ARGS]; /**< List of arguments. */ |
52 | ofw_arg_t args[MAX_OFW_ARGS]; /**< List of arguments. */ |
53 | } ofw_args_t; |
53 | } ofw_args_t; |
54 | 54 | ||
55 | typedef struct { |
55 | typedef struct { |
56 | void *start; |
56 | void *start; |
57 | uint32_t size; |
57 | uint32_t size; |
58 | } memzone_t; |
58 | } memzone_t; |
59 | 59 | ||
60 | typedef struct { |
60 | typedef struct { |
61 | uint32_t total; |
61 | uint32_t total; |
62 | uint32_t count; |
62 | uint32_t count; |
63 | memzone_t zones[MEMMAP_MAX_RECORDS]; |
63 | memzone_t zones[MEMMAP_MAX_RECORDS]; |
64 | } memmap_t; |
64 | } memmap_t; |
65 | 65 | ||
66 | typedef struct { |
66 | typedef struct { |
67 | void *addr; |
67 | void *addr; |
68 | uint32_t width; |
68 | uint32_t width; |
69 | uint32_t height; |
69 | uint32_t height; |
70 | uint32_t bpp; |
70 | uint32_t bpp; |
71 | uint32_t scanline; |
71 | uint32_t scanline; |
72 | } screen_t; |
72 | } screen_t; |
73 | 73 | ||
74 | typedef struct { |
74 | typedef struct { |
75 | void *addr; |
75 | void *addr; |
76 | uint32_t size; |
76 | uint32_t size; |
77 | } keyboard_t; |
77 | } keyboard_t; |
78 | 78 | ||
79 | typedef struct { |
79 | typedef struct { |
80 | uint32_t info; |
80 | uint32_t info; |
81 | uint32_t addr_hi; |
81 | uint32_t addr_hi; |
82 | uint32_t addr_lo; |
82 | uint32_t addr_lo; |
83 | } pci_addr_t; |
83 | } pci_addr_t; |
84 | 84 | ||
85 | typedef struct { |
85 | typedef struct { |
86 | pci_addr_t addr; |
86 | pci_addr_t addr; |
87 | uint32_t size_hi; |
87 | uint32_t size_hi; |
88 | uint32_t size_lo; |
88 | uint32_t size_lo; |
89 | } pci_reg_t; |
89 | } pci_reg_t; |
90 | 90 | ||
91 | extern uintptr_t ofw_cif; |
91 | extern uintptr_t ofw_cif; |
92 | 92 | ||
93 | extern phandle ofw_chosen; |
93 | extern phandle ofw_chosen; |
94 | extern ihandle ofw_stdout; |
94 | extern ihandle ofw_stdout; |
95 | extern phandle ofw_root; |
95 | extern phandle ofw_root; |
96 | extern ihandle ofw_mmu; |
96 | extern ihandle ofw_mmu; |
97 | extern phandle ofw_memory; |
97 | extern phandle ofw_memory; |
98 | extern phandle ofw_aliases; |
98 | extern phandle ofw_aliases; |
99 | 99 | ||
100 | extern void ofw_init(void); |
100 | extern void ofw_init(void); |
101 | 101 | ||
102 | extern void ofw_write(const char *str, const int len); |
102 | extern void ofw_write(const char *str, const int len); |
103 | 103 | ||
104 | extern int ofw_get_property(const phandle device, const char *name, void *buf, const int buflen); |
104 | extern int ofw_get_property(const phandle device, const char *name, void *buf, const int buflen); |
105 | extern int ofw_get_proplen(const phandle device, const char *name); |
105 | extern int ofw_get_proplen(const phandle device, const char *name); |
106 | extern int ofw_next_property(const phandle device, char *previous, char *buf); |
106 | extern int ofw_next_property(const phandle device, char *previous, char *buf); |
107 | 107 | ||
108 | extern phandle ofw_get_child_node(const phandle node); |
108 | extern phandle ofw_get_child_node(const phandle node); |
109 | extern phandle ofw_get_peer_node(const phandle node); |
109 | extern phandle ofw_get_peer_node(const phandle node); |
110 | extern phandle ofw_find_device(const char *name); |
110 | extern phandle ofw_find_device(const char *name); |
111 | 111 | ||
112 | extern int ofw_package_to_path(const phandle device, char *buf, const int buflen); |
112 | extern int ofw_package_to_path(const phandle device, char *buf, const int buflen); |
113 | 113 | ||
114 | extern int ofw(ofw_args_t *arg); |
114 | extern int ofw(ofw_args_t *arg); |
115 | extern unsigned long ofw_call(const char *service, const int nargs, const int nret, ofw_arg_t *rets, ...); |
115 | extern unsigned long ofw_call(const char *service, const int nargs, const int nret, ofw_arg_t *rets, ...); |
116 | extern unsigned int ofw_get_address_cells(const phandle device); |
116 | extern unsigned int ofw_get_address_cells(const phandle device); |
117 | extern unsigned int ofw_get_size_cells(const phandle device); |
117 | extern unsigned int ofw_get_size_cells(const phandle device); |
118 | extern void *ofw_translate(const void *virt); |
118 | extern void *ofw_translate(const void *virt); |
119 | extern int ofw_translate_failed(ofw_arg_t flag); |
119 | extern int ofw_translate_failed(ofw_arg_t flag); |
120 | extern void *ofw_claim_virt(const void *virt, const int len); |
120 | extern void *ofw_claim_virt(const void *virt, const int len); |
121 | extern void *ofw_claim_phys(const void *virt, const int len); |
121 | extern void *ofw_claim_phys(const void *virt, const int len); |
122 | extern int ofw_map(const void *phys, const void *virt, const int size, const int mode); |
122 | extern int ofw_map(const void *phys, const void *virt, const int size, const int mode); |
123 | extern int ofw_memmap(memmap_t *map); |
123 | extern int ofw_memmap(memmap_t *map); |
124 | extern int ofw_screen(screen_t *screen); |
124 | extern int ofw_screen(screen_t *screen); |
125 | extern int ofw_keyboard(keyboard_t *keyboard); |
125 | extern int ofw_keyboard(keyboard_t *keyboard); |
126 | extern void ofw_quiesce(void); |
126 | extern void ofw_quiesce(void); |
127 | 127 | ||
128 | #endif |
128 | #endif |
129 | 129 |