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authorYoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>2007-07-22 08:03:37 +0400
committerRalf Baechle <ralf@linux-mips.org>2007-07-24 19:02:47 +0400
commitfce2303166a8f214a890bd405e0088febdce765f (patch)
tree96b0e97414b0336440c838e135128c32dc8f9c67 /arch/mips/jazz
parentfb4bb133ada7423b2504bb64bb6cc95c079a7d9d (diff)
downloadlinux-fce2303166a8f214a890bd405e0088febdce765f.tar.xz
[MIPS] Jazz: Remove unused arch/mips/jazz/io.c
Signed-off-by: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/jazz')
-rw-r--r--arch/mips/jazz/io.c135
1 files changed, 0 insertions, 135 deletions
diff --git a/arch/mips/jazz/io.c b/arch/mips/jazz/io.c
deleted file mode 100644
index e86904454c89..000000000000
--- a/arch/mips/jazz/io.c
+++ /dev/null
@@ -1,135 +0,0 @@
-/*
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Low level I/O functions for Jazz family machines.
- *
- * Copyright (C) 1997 by Ralf Baechle.
- */
-#include <linux/string.h>
-#include <linux/spinlock.h>
-#include <asm/addrspace.h>
-#include <asm/system.h>
-#include <asm/jazz.h>
-
-/*
- * Map an 16mb segment of the EISA address space to 0xe3000000;
- */
-static inline void map_eisa_address(unsigned long address)
-{
- /* XXX */
- /* We've got an wired entry in the TLB. We just need to modify it.
- fast and clean. But since we want to get rid of wired entries
- things are a little bit more complicated ... */
-}
-
-static unsigned char jazz_readb(unsigned long addr)
-{
- unsigned char res;
-
- map_eisa_address(addr);
- addr &= 0xffffff;
- res = *(volatile unsigned char *) (JAZZ_EISA_BASE + addr);
-
- return res;
-}
-
-static unsigned short jazz_readw(unsigned long addr)
-{
- unsigned short res;
-
- map_eisa_address(addr);
- addr &= 0xffffff;
- res = *(volatile unsigned char *) (JAZZ_EISA_BASE + addr);
-
- return res;
-}
-
-static unsigned int jazz_readl(unsigned long addr)
-{
- unsigned int res;
-
- map_eisa_address(addr);
- addr &= 0xffffff;
- res = *(volatile unsigned char *) (JAZZ_EISA_BASE + addr);
-
- return res;
-}
-
-static void jazz_writeb(unsigned char val, unsigned long addr)
-{
- map_eisa_address(addr);
- addr &= 0xffffff;
- *(volatile unsigned char *) (JAZZ_EISA_BASE + addr) = val;
-}
-
-static void jazz_writew(unsigned short val, unsigned long addr)
-{
- map_eisa_address(addr);
- addr &= 0xffffff;
- *(volatile unsigned char *) (JAZZ_EISA_BASE + addr) = val;
-}
-
-static void jazz_writel(unsigned int val, unsigned long addr)
-{
- map_eisa_address(addr);
- addr &= 0xffffff;
- *(volatile unsigned char *) (JAZZ_EISA_BASE + addr) = val;
-}
-
-static void jazz_memset_io(unsigned long addr, int val, unsigned long len)
-{
- unsigned long waddr;
-
- waddr = JAZZ_EISA_BASE | (addr & 0xffffff);
- while(len) {
- unsigned long fraglen;
-
- fraglen = (~addr + 1) & 0xffffff;
- fraglen = (fraglen < len) ? fraglen : len;
- map_eisa_address(addr);
- memset((char *)waddr, val, fraglen);
- addr += fraglen;
- waddr = waddr + fraglen - 0x1000000;
- len -= fraglen;
- }
-}
-
-static void jazz_memcpy_fromio(unsigned long to, unsigned long from, unsigned long len)
-{
- unsigned long waddr;
-
- waddr = JAZZ_EISA_BASE | (from & 0xffffff);
- while(len) {
- unsigned long fraglen;
-
- fraglen = (~from + 1) & 0xffffff;
- fraglen = (fraglen < len) ? fraglen : len;
- map_eisa_address(from);
- memcpy((void *)to, (void *)waddr, fraglen);
- to += fraglen;
- from += fraglen;
- waddr = waddr + fraglen - 0x1000000;
- len -= fraglen;
- }
-}
-
-static void jazz_memcpy_toio(unsigned long to, unsigned long from, unsigned long len)
-{
- unsigned long waddr;
-
- waddr = JAZZ_EISA_BASE | (to & 0xffffff);
- while(len) {
- unsigned long fraglen;
-
- fraglen = (~to + 1) & 0xffffff;
- fraglen = (fraglen < len) ? fraglen : len;
- map_eisa_address(to);
- memcpy((char *)to + JAZZ_EISA_BASE, (void *)from, fraglen);
- to += fraglen;
- from += fraglen;
- waddr = waddr + fraglen - 0x1000000;
- len -= fraglen;
- }
-}