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arm64: add EFI Linux loader

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Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org>
This commit is contained in:
Leif Lindholm 2013-12-04 15:21:16 +00:00
parent c415eaa98f
commit 30a9ab952f
5 changed files with 551 additions and 1 deletions
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54
include/grub/arm64/linux.h Normal file
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@ -0,0 +1,54 @@
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2013 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_LINUX_CPU_HEADER
#define GRUB_LINUX_CPU_HEADER 1
#include <grub/efi/efi.h>
#define GRUB_EFI_KERNEL_STUB_ENTRY_OFFSET 0
#define GRUB_LINUX_MAX_LOAD_ADDR 0xffffffffffffULL
#define GRUB_LINUX_MAGIC 0x644d5241 /* 'ARM\x64' */
/* From linux/Documentation/arm64/booting.txt */
struct linux_kernel_header
{
grub_uint32_t code0; /* Executable code */
grub_uint32_t code1; /* Executable code */
grub_uint64_t text_offset; /* Image load offset */
grub_uint64_t res0; /* reserved */
grub_uint64_t res1; /* reserved */
grub_uint64_t res2; /* reserved */
grub_uint64_t res3; /* reserved */
grub_uint64_t res4; /* reserved */
grub_uint32_t magic; /* Magic number, little endian, "ARM\x64" */
grub_uint32_t hdr_offset; /* Offset of PE/COFF header */
};
#define grub_linux_get_params() NULL
extern grub_err_t grub_linux_init_params (void);
extern grub_err_t grub_linux_finalize_params (void);
extern grub_err_t grub_linux_register_kernel (struct linux_kernel_header *lh);
extern grub_err_t grub_linux_register_cmdline (void * addr);
extern grub_err_t grub_linux_register_initrd (void * addr, grub_size_t size);
extern void grub_efi_linux_arch_register_commands (void);
extern void grub_efi_linux_arch_unregister_commands (void);
#endif /* ! GRUB_LINUX_CPU_HEADER */

4
include/grub/efi/api.h
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@ -276,6 +276,10 @@
{ 0x82, 0x79, 0xa8, 0x4b, 0x79, 0x61, 0x78, 0x98 } \
}
#define GRUB_EFI_DEVICE_TREE_GUID \
{ 0xb1b621d5, 0xf19c, 0x41a5, \
{ 0x83, 0x0b, 0xd9, 0x15, 0x2c, 0x69, 0xaa, 0xe0 } \
}
struct grub_efi_sal_system_table
{
grub_uint32_t signature;