/* * GRUB -- GRand Unified Bootloader * Copyright (C) 2009,2010 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 . */ #include .p2align 4 /* force 16-byte alignment */ VARIABLE (grub_relocator_forward_start) mr 3, 9 mr 4, 10 copycont1: lbz 11,0(8) stb 11,0(9) addi 8, 8, 0x1 addi 9, 9, 0x1 addi 10, 10, -1 cmpwi 10, 0 bne copycont1 #include "../../kern/powerpc/cache_flush.S" VARIABLE (grub_relocator_forward_end) VARIABLE (grub_relocator_backward_start) mr 3, 9 mr 4, 10 add 9, 9, 10 add 8, 8, 10 /* Backward movsl is implicitly off-by-one. compensate that. */ addi 9, 9, -1 addi 8, 8, -1 copycont2: lbz 11,0(8) stb 11,0(9) addi 8, 8, -1 addi 9, 9, -1 addi 10, 10, -1 cmpwi 10, 0 bne copycont2 #include "../../kern/powerpc/cache_flush.S" VARIABLE (grub_relocator_backward_end)