38 lines
859 B
C
38 lines
859 B
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* Copyright (C) 2009 Lemote, Inc.
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* Author: Wu Zhangjin <wuzhangjin@gmail.com>
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*/
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#ifndef __ASM_MACH_LOONGSON64_MEM_H
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#define __ASM_MACH_LOONGSON64_MEM_H
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/*
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* high memory space
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*
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* in loongson2e, starts from 512M
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* in loongson2f, starts from 2G 256M
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*/
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#ifdef CONFIG_CPU_LOONGSON2E
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#define LOONGSON_HIGHMEM_START 0x20000000
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#else
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#define LOONGSON_HIGHMEM_START 0x90000000
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#endif
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/*
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* the peripheral registers(MMIO):
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*
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* On the Lemote Loongson 2e system, reside between 0x1000:0000 and 0x2000:0000.
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* On the Lemote Loongson 2f system, reside between 0x1000:0000 and 0x8000:0000.
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*/
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#define LOONGSON_MMIO_MEM_START 0x10000000
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#ifdef CONFIG_CPU_LOONGSON2E
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#define LOONGSON_MMIO_MEM_END 0x20000000
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#else
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#define LOONGSON_MMIO_MEM_END 0x80000000
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#endif
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#endif /* __ASM_MACH_LOONGSON64_MEM_H */
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