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53 lines
1.4 KiB
53 lines
1.4 KiB
/* |
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* This file is subject to the terms and conditions of the GNU General Public |
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* License. See the file "COPYING" in the main directory of this archive |
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* for more details. |
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* |
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* Micro-assembler generated clear_page/copy_page functions. |
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* |
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* Copyright (C) 2012 MIPS Technologies, Inc. |
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* Copyright (C) 2012 Ralf Baechle <ralf@linux-mips.org> |
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*/ |
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#include <asm/asm.h> |
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#include <asm/export.h> |
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#include <asm/regdef.h> |
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#ifdef CONFIG_SIBYTE_DMA_PAGEOPS |
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#define cpu_clear_page_function_name clear_page_cpu |
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#define cpu_copy_page_function_name copy_page_cpu |
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#else |
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#define cpu_clear_page_function_name clear_page |
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#define cpu_copy_page_function_name copy_page |
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#endif |
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/* |
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* Maximum sizes: |
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* |
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* R4000 128 bytes S-cache: 0x058 bytes |
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* R4600 v1.7: 0x05c bytes |
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* R4600 v2.0: 0x060 bytes |
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* With prefetching, 16 word strides 0x120 bytes |
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*/ |
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EXPORT(__clear_page_start) |
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LEAF(cpu_clear_page_function_name) |
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EXPORT_SYMBOL(cpu_clear_page_function_name) |
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1: j 1b /* Dummy, will be replaced. */ |
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.space 288 |
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END(cpu_clear_page_function_name) |
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EXPORT(__clear_page_end) |
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/* |
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* Maximum sizes: |
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* |
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* R4000 128 bytes S-cache: 0x11c bytes |
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* R4600 v1.7: 0x080 bytes |
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* R4600 v2.0: 0x07c bytes |
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* With prefetching, 16 word strides 0x540 bytes |
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*/ |
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EXPORT(__copy_page_start) |
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LEAF(cpu_copy_page_function_name) |
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EXPORT_SYMBOL(cpu_copy_page_function_name) |
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1: j 1b /* Dummy, will be replaced. */ |
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.space 1344 |
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END(cpu_copy_page_function_name) |
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EXPORT(__copy_page_end)
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