| // SPDX-License-Identifier: GPL-2.0 |
| // Copyright (C) 2005-2017 Andes Technology Corporation |
| |
| #include <linux/linkage.h> |
| #include <asm/export.h> |
| #include <asm/page.h> |
| |
| .text |
| ENTRY(copy_page) |
| pushm $r2, $r10 |
| movi $r2, PAGE_SIZE >> 5 |
| .Lcopy_loop: |
| lmw.bim $r3, [$r1], $r10 |
| smw.bim $r3, [$r0], $r10 |
| subi45 $r2, #1 |
| bnez38 $r2, .Lcopy_loop |
| popm $r2, $r10 |
| ret |
| ENDPROC(copy_page) |
| EXPORT_SYMBOL(copy_page) |
| |
| ENTRY(clear_page) |
| pushm $r1, $r9 |
| movi $r1, PAGE_SIZE >> 5 |
| movi55 $r2, #0 |
| movi55 $r3, #0 |
| movi55 $r4, #0 |
| movi55 $r5, #0 |
| movi55 $r6, #0 |
| movi55 $r7, #0 |
| movi55 $r8, #0 |
| movi55 $r9, #0 |
| .Lclear_loop: |
| smw.bim $r2, [$r0], $r9 |
| subi45 $r1, #1 |
| bnez38 $r1, .Lclear_loop |
| popm $r1, $r9 |
| ret |
| ENDPROC(clear_page) |
| EXPORT_SYMBOL(clear_page) |
