1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * linux/arch/h8300/mm/memory.c 4 * 5 * Copyright (C) 2002 Yoshinori Sato <ysato@users.sourceforge.jp>, 6 * 7 * Based on: 8 * 9 * linux/arch/m68knommu/mm/memory.c 10 * 11 * Copyright (C) 1998 Kenneth Albanowski <kjahds@kjahds.com>, 12 * Copyright (C) 1999-2002, Greg Ungerer (gerg@snapgear.com) 13 * 14 * Based on: 15 * 16 * linux/arch/m68k/mm/memory.c 17 * 18 * Copyright (C) 1995 Hamish Macdonald 19 */ 20 21 #include <linux/mm.h> 22 #include <linux/kernel.h> 23 #include <linux/string.h> 24 #include <linux/types.h> 25 26 #include <asm/setup.h> 27 #include <asm/segment.h> 28 #include <asm/page.h> 29 #include <asm/traps.h> 30 #include <asm/io.h> 31 cache_clear(unsigned long paddr,int len)32 void cache_clear(unsigned long paddr, int len) 33 { 34 } 35 36 cache_push(unsigned long paddr,int len)37 void cache_push(unsigned long paddr, int len) 38 { 39 } 40 cache_push_v(unsigned long vaddr,int len)41 void cache_push_v(unsigned long vaddr, int len) 42 { 43 } 44 45 /* 46 * Map some physical address range into the kernel address space. 47 */ 48 kernel_map(unsigned long paddr,unsigned long size,int nocacheflag,unsigned long * memavailp)49 unsigned long kernel_map(unsigned long paddr, unsigned long size, 50 int nocacheflag, unsigned long *memavailp) 51 { 52 return paddr; 53 } 54