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Diffstat (limited to 'include/grub/i386/xnu.h')
| -rw-r--r-- | include/grub/i386/xnu.h | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/include/grub/i386/xnu.h b/include/grub/i386/xnu.h new file mode 100644 index 0000000..062a7dd --- /dev/null +++ b/include/grub/i386/xnu.h @@ -0,0 +1,149 @@ +/* + * 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_CPU_XNU_H +#define GRUB_CPU_XNU_H 1 + +#include <grub/err.h> +#include <grub/efi/api.h> +#include <grub/cpu/relocator.h> + +#define XNU_RELOCATOR(x) (grub_relocator32_ ## x) + +#define GRUB_XNU_PAGESIZE 4096 +typedef grub_uint32_t grub_xnu_ptr_t; + +struct grub_xnu_boot_params_common +{ + /* Command line passed to xnu. */ + grub_uint8_t cmdline[1024]; + + /* Later are the same as EFI's get_memory_map (). */ + grub_xnu_ptr_t efi_mmap; + grub_uint32_t efi_mmap_size; + grub_uint32_t efi_mem_desc_size; + grub_uint32_t efi_mem_desc_version; + + /* Later are video parameters. */ + grub_xnu_ptr_t lfb_base; +#define GRUB_XNU_VIDEO_SPLASH 1 +#define GRUB_XNU_VIDEO_TEXT_IN_VIDEO 2 + grub_uint32_t lfb_mode; + grub_uint32_t lfb_line_len; + grub_uint32_t lfb_width; + grub_uint32_t lfb_height; + grub_uint32_t lfb_depth; + + /* Pointer to device tree and its len. */ + grub_xnu_ptr_t devtree; + grub_uint32_t devtreelen; + + /* First used address by kernel or boot structures. */ + grub_xnu_ptr_t heap_start; + /* Last used address by kernel or boot structures minus previous value. */ + grub_uint32_t heap_size; + /* First memory page containing runtime code or data. */ + grub_uint32_t efi_runtime_first_page; + /* First memory page containing runtime code or data minus previous value. */ + grub_uint32_t efi_runtime_npages; +} GRUB_PACKED; + +struct grub_xnu_boot_params_v1 +{ + grub_uint16_t verminor; + grub_uint16_t vermajor; + struct grub_xnu_boot_params_common common; + + grub_uint32_t efi_system_table; + /* Size of grub_efi_uintn_t in bits. */ + grub_uint8_t efi_uintnbits; +} GRUB_PACKED; +#define GRUB_XNU_BOOTARGSV1_VERMINOR 5 +#define GRUB_XNU_BOOTARGSV1_VERMAJOR 1 + +struct grub_xnu_boot_params_v2 +{ + grub_uint16_t verminor; + grub_uint16_t vermajor; + + /* Size of grub_efi_uintn_t in bits. */ + grub_uint8_t efi_uintnbits; + grub_uint8_t unused[3]; + + struct grub_xnu_boot_params_common common; + + grub_uint64_t efi_runtime_first_page_virtual; + grub_uint32_t efi_system_table; + grub_uint32_t unused2[9]; + grub_uint64_t ram_size; + grub_uint64_t fsbfreq; + grub_uint32_t unused3[734]; +} GRUB_PACKED; +#define GRUB_XNU_BOOTARGSV2_VERMINOR 0 +#define GRUB_XNU_BOOTARGSV2_VERMAJOR 2 + +union grub_xnu_boot_params_any +{ + struct grub_xnu_boot_params_v1 v1; + struct grub_xnu_boot_params_v2 v2; +}; + +struct grub_xnu_devprop_header +{ + grub_uint32_t length; + /* Always set to 1. Version? */ + grub_uint32_t alwaysone; + grub_uint32_t num_devices; +}; + +struct grub_xnu_devprop_device_header +{ + grub_uint32_t length; + grub_uint32_t num_values; +}; + +void grub_cpu_xnu_unload (void); + +struct grub_xnu_devprop_device_descriptor; + +struct grub_xnu_devprop_device_descriptor * +grub_xnu_devprop_add_device (struct grub_efi_device_path *path, int length); +grub_err_t +grub_xnu_devprop_remove_device (struct grub_xnu_devprop_device_descriptor *dev); +grub_err_t +grub_xnu_devprop_remove_property (struct grub_xnu_devprop_device_descriptor *dev, + char *name); +grub_err_t +grub_xnu_devprop_add_property_utf8 (struct grub_xnu_devprop_device_descriptor *dev, + char *name, void *data, int datalen); +grub_err_t +grub_xnu_devprop_add_property_utf16 (struct grub_xnu_devprop_device_descriptor *dev, + grub_uint16_t *name, int namelen, + void *data, int datalen); +grub_err_t +grub_xnu_devprop_remove_property_utf8 (struct grub_xnu_devprop_device_descriptor *dev, + char *name); +void grub_cpu_xnu_init (void); +void grub_cpu_xnu_fini (void); + +extern grub_uint32_t grub_xnu_entry_point; +extern grub_uint32_t grub_xnu_stack; +extern grub_uint32_t grub_xnu_arg1; +extern char grub_xnu_cmdline[1024]; +grub_err_t grub_xnu_boot (void); +#endif |