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Diffstat (limited to 'include/grub/xnu.h')
| -rw-r--r-- | include/grub/xnu.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/include/grub/xnu.h b/include/grub/xnu.h new file mode 100644 index 0000000..b7a7f45 --- /dev/null +++ b/include/grub/xnu.h @@ -0,0 +1,119 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2009 Free Software Foundation, Inc. + * + * GRUB is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with GRUB. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef GRUB_XNU_H +#define GRUB_XNU_H 1 + +#include <grub/bitmap.h> + +/* Header of a hibernation image. */ +struct grub_xnu_hibernate_header +{ + /* Size of the image. Notice that file containing image is usually bigger. */ + grub_uint64_t image_size; + grub_uint8_t unknown1[8]; + /* Where to copy launchcode? */ + grub_uint32_t launchcode_target_page; + /* How many pages of launchcode? */ + grub_uint32_t launchcode_numpages; + /* Where to jump? */ + grub_uint32_t entry_point; + /* %esp at start. */ + grub_uint32_t stack; + grub_uint8_t unknown2[44]; +#define GRUB_XNU_HIBERNATE_MAGIC 0x73696d65 + grub_uint32_t magic; + grub_uint8_t unknown3[28]; + /* This value is non-zero if page is encrypted. Unsupported. */ + grub_uint64_t encoffset; + grub_uint8_t unknown4[360]; + /* The size of additional header used to locate image without parsing FS. + Used only to skip it. + */ + grub_uint32_t extmapsize; +} GRUB_PACKED; + +/* In-memory structure for temporary keeping device tree. */ +struct grub_xnu_devtree_key +{ + char *name; + int datasize; /* -1 for not leaves. */ + union + { + struct grub_xnu_devtree_key *first_child; + void *data; + }; + struct grub_xnu_devtree_key *next; +}; + +/* A structure used in memory-map values. */ +struct +grub_xnu_extdesc +{ + grub_uint32_t addr; + grub_uint32_t size; +} GRUB_PACKED; + +/* Header describing extension in the memory. */ +struct grub_xnu_extheader +{ + grub_uint32_t infoplistaddr; + grub_uint32_t infoplistsize; + grub_uint32_t binaryaddr; + grub_uint32_t binarysize; + grub_uint32_t nameaddr; + grub_uint32_t namesize; +} GRUB_PACKED; + +struct grub_xnu_devtree_key *grub_xnu_create_key (struct grub_xnu_devtree_key **parent, + const char *name); + +extern struct grub_xnu_devtree_key *grub_xnu_devtree_root; + +void grub_xnu_free_devtree (struct grub_xnu_devtree_key *cur); + +grub_err_t grub_xnu_writetree_toheap (grub_addr_t *target, grub_size_t *size); +struct grub_xnu_devtree_key *grub_xnu_create_value (struct grub_xnu_devtree_key **parent, + const char *name); + +void grub_xnu_lock (void); +void grub_xnu_unlock (void); +grub_err_t grub_xnu_resume (char *imagename); +grub_err_t grub_xnu_boot_resume (void); +struct grub_xnu_devtree_key *grub_xnu_find_key (struct grub_xnu_devtree_key *parent, + const char *name); +grub_err_t grub_xnu_align_heap (int align); +grub_err_t grub_xnu_scan_dir_for_kexts (char *dirname, + const char *osbundlerequired, + int maxrecursion); +grub_err_t grub_xnu_load_kext_from_dir (char *dirname, + const char *osbundlerequired, + int maxrecursion); +grub_err_t grub_xnu_heap_malloc (int size, void **src, grub_addr_t *target); +grub_err_t grub_xnu_fill_devicetree (void); +extern struct grub_relocator *grub_xnu_relocator; + +extern grub_size_t grub_xnu_heap_size; +extern struct grub_video_bitmap *grub_xnu_bitmap; +typedef enum {GRUB_XNU_BITMAP_CENTER, GRUB_XNU_BITMAP_STRETCH} + grub_xnu_bitmap_mode_t; +extern grub_xnu_bitmap_mode_t grub_xnu_bitmap_mode; +extern int grub_xnu_is_64bit; +extern grub_addr_t grub_xnu_heap_target_start; +extern int grub_xnu_darwin_version; +#endif |