Files
Linux_Drivers/linux_5.10/arch/mips/include/asm/mach-loongson2ef/mem.h
sam.xiang 5c7dd7acc3 [linux] create linux_5.10.4 from T-head official:
repo: https://github.com/T-head-Semi/linux
	commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb

Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
2023-03-10 20:32:41 +08:00

38 lines
862 B
C

/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (C) 2009 Lemote, Inc.
* Author: Wu Zhangjin <wuzhangjin@gmail.com>
*/
#ifndef __ASM_MACH_LOONGSON2EF_MEM_H
#define __ASM_MACH_LOONGSON2EF_MEM_H
/*
* high memory space
*
* in loongson2e, starts from 512M
* in loongson2f, starts from 2G 256M
*/
#ifdef CONFIG_CPU_LOONGSON2E
#define LOONGSON_HIGHMEM_START 0x20000000
#else
#define LOONGSON_HIGHMEM_START 0x90000000
#endif
/*
* the peripheral registers(MMIO):
*
* On the Lemote Loongson 2e system, reside between 0x1000:0000 and 0x2000:0000.
* On the Lemote Loongson 2f system, reside between 0x1000:0000 and 0x8000:0000.
*/
#define LOONGSON_MMIO_MEM_START 0x10000000
#ifdef CONFIG_CPU_LOONGSON2E
#define LOONGSON_MMIO_MEM_END 0x20000000
#else
#define LOONGSON_MMIO_MEM_END 0x80000000
#endif
#endif /* __ASM_MACH_LOONGSON2EF_MEM_H */