/* * 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/>. */ #include <grub/symbol.h> .p2align 4 /* force 16-byte alignment */ .set noreorder .set nomacro VARIABLE (grub_relocator_forward_start) move $a0, $9 move $a1, $10 copycont1: lb $11,0($8) sb $11,0($9) addiu $8, $8, 1 addiu $10, $10, -1 bne $10, $0, copycont1 addiu $9, $9, 1 #include "../../kern/mips/cache_flush.S" VARIABLE (grub_relocator_forward_end) VARIABLE (grub_relocator_backward_start) move $a0, $9 move $a1, $10 addu $9, $9, $10 addu $8, $8, $10 /* Backward movsl is implicitly off-by-one. compensate that. */ addiu $9, $9, -1 addiu $8, $8, -1 copycont2: lb $11,0($8) sb $11,0($9) addiu $8, $8, -1 addiu $10, $10, -1 bne $10, $0, copycont2 addiu $9, $9, -1 #include "../../kern/mips/cache_flush.S" VARIABLE (grub_relocator_backward_end)