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			119 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			119 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  *  GRUB  --  GRand Unified Bootloader
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|  *  Copyright (C) 2009  Free Software Foundation, Inc.
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|  *
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|  *  GRUB is free software: you can redistribute it and/or modify
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|  *  it under the terms of the GNU General Public License as published by
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|  *  the Free Software Foundation, either version 3 of the License, or
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|  *  (at your option) any later version.
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|  *
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|  *  GRUB is distributed in the hope that it will be useful,
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|  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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|  *  GNU General Public License for more details.
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|  *
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|  *  You should have received a copy of the GNU General Public License
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|  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
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|  */
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| 
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| #ifndef GRUB_CPU_XNU_H
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| #define GRUB_CPU_XNU_H 1
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| 
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| #include <grub/err.h>
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| #include <grub/efi/api.h>
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| #include <grub/cpu/relocator.h>
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| 
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| #define XNU_RELOCATOR(x) (grub_relocator32_ ## x)
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| 
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| #define GRUB_XNU_PAGESIZE 4096
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| typedef grub_uint32_t grub_xnu_ptr_t;
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| 
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| struct grub_xnu_boot_params
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| {
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|   grub_uint16_t verminor;
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|   grub_uint16_t vermajor;
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|   /* Command line passed to xnu. */
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|   grub_uint8_t cmdline[1024];
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| 
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|   /* Later are the same as EFI's get_memory_map (). */
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|   grub_xnu_ptr_t efi_mmap;
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|   grub_uint32_t efi_mmap_size;
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|   grub_uint32_t efi_mem_desc_size;
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|   grub_uint32_t efi_mem_desc_version;
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| 
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|   /* Later are video parameters. */
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|   grub_xnu_ptr_t lfb_base;
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| #define GRUB_XNU_VIDEO_SPLASH 1
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| #define GRUB_XNU_VIDEO_TEXT_IN_VIDEO 2
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|   grub_uint32_t lfb_mode;
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|   grub_uint32_t lfb_line_len;
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|   grub_uint32_t lfb_width;
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|   grub_uint32_t lfb_height;
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|   grub_uint32_t lfb_depth;
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| 
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|   /* Pointer to device tree and its len. */
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|   grub_xnu_ptr_t devtree;
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|   grub_uint32_t devtreelen;
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| 
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|   /* First used address by kernel or boot structures. */
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|   grub_xnu_ptr_t heap_start;
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|   /* Last used address by kernel or boot structures minus previous value. */
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|   grub_uint32_t heap_size;
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| 
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|   /* First memory page containing runtime code or data. */
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|   grub_uint32_t efi_runtime_first_page;
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|   /* First memory page containing runtime code or data minus previous value. */
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|   grub_uint32_t efi_runtime_npages;
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|   grub_uint32_t efi_system_table;
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|   /* Size of grub_efi_uintn_t in bits. */
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|   grub_uint8_t efi_uintnbits;
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| } __attribute__ ((packed));
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| #define GRUB_XNU_BOOTARGS_VERMINOR 5
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| #define GRUB_XNU_BOOTARGS_VERMAJOR 1
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| 
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| struct grub_xnu_devprop_header
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| {
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|   grub_uint32_t length;
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|   /* Always set to 1. Version?  */
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|   grub_uint32_t alwaysone;
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|   grub_uint32_t num_devices;
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| };
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| 
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| struct grub_xnu_devprop_device_header
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| {
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|   grub_uint32_t length;
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|   grub_uint32_t num_values;
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| };
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| 
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| void grub_cpu_xnu_unload (void);
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| 
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| struct grub_xnu_devprop_device_descriptor;
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| 
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| struct grub_xnu_devprop_device_descriptor *
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| grub_xnu_devprop_add_device (struct grub_efi_device_path *path, int length);
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| grub_err_t
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| grub_xnu_devprop_remove_device (struct grub_xnu_devprop_device_descriptor *dev);
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| grub_err_t
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| grub_xnu_devprop_remove_property (struct grub_xnu_devprop_device_descriptor *dev,
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| 				  char *name);
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| grub_err_t
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| grub_xnu_devprop_add_property_utf8 (struct grub_xnu_devprop_device_descriptor *dev,
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| 				    char *name, void *data, int datalen);
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| grub_err_t
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| grub_xnu_devprop_add_property_utf16 (struct grub_xnu_devprop_device_descriptor *dev,
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| 				     grub_uint16_t *name, int namelen,
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| 				     void *data, int datalen);
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| grub_err_t
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| grub_xnu_devprop_remove_property_utf8 (struct grub_xnu_devprop_device_descriptor *dev,
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| 				       char *name);
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| void grub_cpu_xnu_init (void);
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| void grub_cpu_xnu_fini (void);
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| 
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| extern grub_uint32_t grub_xnu_entry_point;
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| extern grub_uint32_t grub_xnu_stack;
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| extern grub_uint32_t grub_xnu_arg1;
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| extern char grub_xnu_cmdline[1024];
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| grub_err_t grub_xnu_boot (void);
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| grub_err_t grub_cpu_xnu_fill_devicetree (void);
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| #endif
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