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https://git.proxmox.com/git/grub2
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9056cbf38e
required by the boot protocol. * include/grub/i386/relocator.h (struct grub_relocator32_state): Add ebp and edi members. * grub-core/lib/i386/relocator.c (grub_relocator_boot): Handle state.ebp and state.edi. * grub-core/lib/i386/relocator32.S (grub_relocator32_start): Set %ebp and %edi according to grub_relocator32_ebp and grub_relocator32_edi respectively. * grub-core/loader/i386/linux.c (grub_linux_boot): Zero state.ebp and state.edi.
75 lines
1.9 KiB
C
75 lines
1.9 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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#ifndef GRUB_RELOCATOR_CPU_HEADER
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#define GRUB_RELOCATOR_CPU_HEADER 1
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#include <grub/types.h>
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#include <grub/err.h>
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#include <grub/relocator.h>
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struct grub_relocator32_state
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{
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grub_uint32_t esp;
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grub_uint32_t ebp;
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grub_uint32_t eax;
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grub_uint32_t ebx;
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grub_uint32_t ecx;
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grub_uint32_t edx;
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grub_uint32_t eip;
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grub_uint32_t esi;
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grub_uint32_t edi;
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};
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struct grub_relocator16_state
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{
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grub_uint16_t cs;
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grub_uint16_t ds;
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grub_uint16_t es;
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grub_uint16_t fs;
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grub_uint16_t gs;
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grub_uint16_t ss;
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grub_uint16_t sp;
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grub_uint16_t ip;
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grub_uint32_t edx;
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};
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struct grub_relocator64_state
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{
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grub_uint64_t rsp;
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grub_uint64_t rax;
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grub_uint64_t rbx;
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grub_uint64_t rcx;
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grub_uint64_t rdx;
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grub_uint64_t rip;
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grub_uint64_t rsi;
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grub_addr_t cr3;
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};
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grub_err_t grub_relocator16_boot (struct grub_relocator *rel,
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struct grub_relocator16_state state);
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grub_err_t grub_relocator32_boot (struct grub_relocator *rel,
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struct grub_relocator32_state state);
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grub_err_t grub_relocator64_boot (struct grub_relocator *rel,
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struct grub_relocator64_state state,
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grub_addr_t min_addr, grub_addr_t max_addr);
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#endif /* ! GRUB_RELOCATOR_CPU_HEADER */
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