projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 664eec40 GH |
1 | // SPDX-License-Identifier: GPL-2.0 |
| 2 | // Copyright (C) 2005-2017 Andes Technology Corporation | |
| 3 | ||
| 4 | #include <linux/linkage.h> | |
| e3f46243 | 5 | #include <asm/export.h> |
| 664eec40 GH |
6 | #include <asm/page.h> |
| 7 | ||
| 8 | .text | |
| 9 | ENTRY(copy_page) | |
| 10 | pushm $r2, $r10 | |
| 11 | movi $r2, PAGE_SIZE >> 5 | |
| 12 | .Lcopy_loop: | |
| 13 | lmw.bim $r3, [$r1], $r10 | |
| 14 | smw.bim $r3, [$r0], $r10 | |
| 15 | subi45 $r2, #1 | |
| 16 | bnez38 $r2, .Lcopy_loop | |
| 17 | popm $r2, $r10 | |
| 18 | ret | |
| 19 | ENDPROC(copy_page) | |
| e3f46243 | 20 | EXPORT_SYMBOL(copy_page) |
| 664eec40 GH |
21 | |
| 22 | ENTRY(clear_page) | |
| 23 | pushm $r1, $r9 | |
| 24 | movi $r1, PAGE_SIZE >> 5 | |
| 25 | movi55 $r2, #0 | |
| 26 | movi55 $r3, #0 | |
| 27 | movi55 $r4, #0 | |
| 28 | movi55 $r5, #0 | |
| 29 | movi55 $r6, #0 | |
| 30 | movi55 $r7, #0 | |
| 31 | movi55 $r8, #0 | |
| 32 | movi55 $r9, #0 | |
| 33 | .Lclear_loop: | |
| 34 | smw.bim $r2, [$r0], $r9 | |
| 35 | subi45 $r1, #1 | |
| 36 | bnez38 $r1, .Lclear_loop | |
| 37 | popm $r1, $r9 | |
| 38 | ret | |
| 39 | ENDPROC(clear_page) | |
| e3f46243 | 40 | EXPORT_SYMBOL(clear_page) |