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