From: Yoshinori Sato <ysato@users.sourceforge.jp>
To: Linus Torvalds <torvalds@osdl.org>, Andrew Morton <akpm@osdl.org>
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH] H8/300 read{b,w,l} / write{b,w,l} error fix
Date: Sat, 13 Nov 2004 01:42:07 +0900 [thread overview]
Message-ID: <m2k6sruihs.wl%ysato@users.sourceforge.jp> (raw)
Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
diff -Nru a/include/asm-h8300/io.h b/include/asm-h8300/io.h
--- a/include/asm-h8300/io.h 2004-11-13 01:12:50 +09:00
+++ b/include/asm-h8300/io.h 2004-11-13 01:12:50 +09:00
@@ -70,15 +70,24 @@
}
#define readb(addr) \
- ({ unsigned char __v = (*(volatile unsigned char *) ((addr) & 0x00ffffff)); __v; })
+ ({ unsigned char __v = \
+ *(volatile unsigned char *)((unsigned long)(addr) & 0x00ffffff); \
+ __v; })
#define readw(addr) \
- ({ unsigned short __v = (*(volatile unsigned short *) ((addr) & 0x00ffffff)); __v; })
+ ({ unsigned short __v = \
+ *(volatile unsigned short *)((unsigned long)(addr) & 0x00ffffff); \
+ __v; })
#define readl(addr) \
- ({ unsigned int __v = (*(volatile unsigned int *) ((addr) & 0x00ffffff)); __v; })
+ ({ unsigned long __v = \
+ *(volatile unsigned long *)((unsigned long)(addr) & 0x00ffffff); \
+ __v; })
-#define writeb(b,addr) (void)((*(volatile unsigned char *) ((addr) & 0x00ffffff)) = (b))
-#define writew(b,addr) (void)((*(volatile unsigned short *) ((addr) & 0x00ffffff)) = (b))
-#define writel(b,addr) (void)((*(volatile unsigned int *) ((addr) & 0x00ffffff)) = (b))
+#define writeb(b,addr) (void)((*(volatile unsigned char *) \
+ ((unsigned long)(addr) & 0x00ffffff)) = (b))
+#define writew(b,addr) (void)((*(volatile unsigned short *) \
+ ((unsigned long)(addr) & 0x00ffffff)) = (b))
+#define writel(b,addr) (void)((*(volatile unsigned long *) \
+ ((unsigned long)(addr) & 0x00ffffff)) = (b))
#define readb_relaxed(addr) readb(addr)
#define readw_relaxed(addr) readw(addr)
#define readl_relaxed(addr) readl(addr)
--
Yoshinori Sato
<ysato@users.sourceforge.jp>
next reply other threads:[~2004-11-12 16:46 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-12 16:42 Yoshinori Sato [this message]
[not found] ` <1100280300.27149.8.camel@localhost.localdomain>
2004-11-13 15:26 ` [PATCH] H8/300 read{b,w,l} / write{b,w,l} error fix Yoshinori Sato
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