| /* |
| * 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 <http://www.gnu.org/licenses/>. |
| */ |
| |
| #include <grub/symbol.h> |
| |
| .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) |
