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64bf71d0 | 1 | /* |
2 | * GRUB -- GRand Unified Bootloader | |
3 | * Copyright (C) 2009 Free Software Foundation, Inc. | |
4 | * | |
5 | * GRUB is free software: you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation, either version 3 of the License, or | |
8 | * (at your option) any later version. | |
9 | * | |
10 | * GRUB is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with GRUB. If not, see <http://www.gnu.org/licenses/>. | |
17 | */ | |
18 | ||
bbee0f2b | 19 | #ifndef GRUB_CPU_XNU_H |
20 | #define GRUB_CPU_XNU_H 1 | |
21 | ||
64bf71d0 | 22 | #include <grub/err.h> |
23 | ||
bbee0f2b | 24 | #define GRUB_XNU_PAGESIZE 4096 |
25 | typedef grub_uint32_t grub_xnu_ptr_t; | |
26 | ||
27 | struct grub_xnu_boot_params | |
28 | { | |
b39f9d20 | 29 | grub_uint16_t verminor; |
30 | grub_uint16_t vermajor; | |
bbee0f2b | 31 | /* Command line passed to xnu. */ |
b39f9d20 | 32 | grub_uint8_t cmdline[1024]; |
bbee0f2b | 33 | |
34 | /* Later are the same as EFI's get_memory_map (). */ | |
b39f9d20 | 35 | grub_xnu_ptr_t efi_mmap; |
36 | grub_uint32_t efi_mmap_size; | |
37 | grub_uint32_t efi_mem_desc_size; | |
38 | grub_uint32_t efi_mem_desc_version; | |
bbee0f2b | 39 | |
40 | /* Later are video parameters. */ | |
41 | grub_xnu_ptr_t lfb_base; | |
42 | #define GRUB_XNU_VIDEO_SPLASH 1 | |
43 | #define GRUB_XNU_VIDEO_TEXT_IN_VIDEO 2 | |
b39f9d20 | 44 | grub_uint32_t lfb_mode; |
bbee0f2b | 45 | grub_uint32_t lfb_line_len; |
46 | grub_uint32_t lfb_width; | |
47 | grub_uint32_t lfb_height; | |
48 | grub_uint32_t lfb_depth; | |
49 | ||
50 | /* Pointer to device tree and its len. */ | |
51 | grub_xnu_ptr_t devtree; | |
52 | grub_uint32_t devtreelen; | |
b39f9d20 | 53 | |
bbee0f2b | 54 | /* First used address by kernel or boot structures. */ |
55 | grub_xnu_ptr_t heap_start; | |
b39f9d20 | 56 | /* Last used address by kernel or boot structures minus previous value. */ |
bbee0f2b | 57 | grub_uint32_t heap_size; |
b39f9d20 | 58 | |
bbee0f2b | 59 | /* First memory page containing runtime code or data. */ |
60 | grub_uint32_t efi_runtime_first_page; | |
61 | /* First memory page containing runtime code or data minus previous value. */ | |
62 | grub_uint32_t efi_runtime_npages; | |
63 | grub_uint32_t efi_system_table; | |
64 | /* Size of grub_efi_uintn_t in bits. */ | |
65 | grub_uint8_t efi_uintnbits; | |
66 | } __attribute__ ((packed)); | |
67 | #define GRUB_XNU_BOOTARGS_VERMINOR 4 | |
68 | #define GRUB_XNU_BOOTARGS_VERMAJOR 1 | |
69 | ||
70 | extern grub_uint32_t grub_xnu_entry_point; | |
71 | extern grub_uint32_t grub_xnu_stack; | |
72 | extern grub_uint32_t grub_xnu_arg1; | |
73 | extern char grub_xnu_cmdline[1024]; | |
74 | grub_err_t grub_xnu_boot (void); | |
75 | grub_err_t grub_cpu_xnu_fill_devicetree (void); | |
76 | grub_err_t grub_xnu_set_video (struct grub_xnu_boot_params *bootparams_relloc); | |
77 | extern grub_uint32_t grub_xnu_heap_will_be_at; | |
78 | extern grub_uint8_t grub_xnu_launcher_start[]; | |
79 | extern grub_uint8_t grub_xnu_launcher_end[]; | |
80 | #endif |