From: Miles Bader <miles@gnu.org>
To: Linus Torvalds <torvalds@osdl.org>
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH] v850: Update ioremap return type and add ioread/iowrite functions
Date: Thu, 21 Jul 2005 19:21:21 +0900 (JST) [thread overview]
Message-ID: <20050721102121.966D93AB@mctpc71> (raw)
Signed-off-by: Miles Bader <miles@gnu.org>
include/asm-v850/io.h | 37 ++++++++++++++++++++++++-------------
1 files changed, 24 insertions(+), 13 deletions(-)
diff -ruN -X../cludes linux-2.6.12-uc0/include/asm-v850/io.h linux-2.6.12-uc0-v850-20050721/include/asm-v850/io.h
--- linux-2.6.12-uc0/include/asm-v850/io.h 2005-06-21 16:11:50.083113000 +0900
+++ linux-2.6.12-uc0-v850-20050721/include/asm-v850/io.h 2005-07-21 16:30:57.677141000 +0900
@@ -1,8 +1,8 @@
/*
* include/asm-v850/io.h -- Misc I/O operations
*
- * Copyright (C) 2001,02,03,04 NEC Electronics Corporation
- * Copyright (C) 2001,02,03,04 Miles Bader <miles@gnu.org>
+ * Copyright (C) 2001,02,03,04,05 NEC Electronics Corporation
+ * Copyright (C) 2001,02,03,04,05 Miles Bader <miles@gnu.org>
*
* 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
@@ -27,12 +27,12 @@
#define readw_relaxed(a) readw(a)
#define readl_relaxed(a) readl(a)
-#define writeb(b, addr) \
- (void)((*(volatile unsigned char *) (addr)) = (b))
-#define writew(b, addr) \
- (void)((*(volatile unsigned short *) (addr)) = (b))
-#define writel(b, addr) \
- (void)((*(volatile unsigned int *) (addr)) = (b))
+#define writeb(val, addr) \
+ (void)((*(volatile unsigned char *) (addr)) = (val))
+#define writew(val, addr) \
+ (void)((*(volatile unsigned short *) (addr)) = (val))
+#define writel(val, addr) \
+ (void)((*(volatile unsigned int *) (addr)) = (val))
#define __raw_readb readb
#define __raw_readw readw
@@ -96,11 +96,22 @@
outl (*p++, port);
}
-#define iounmap(addr) ((void)0)
-#define ioremap(physaddr, size) (physaddr)
-#define ioremap_nocache(physaddr, size) (physaddr)
-#define ioremap_writethrough(physaddr, size) (physaddr)
-#define ioremap_fullcache(physaddr, size) (physaddr)
+
+/* Some places try to pass in an loff_t for PHYSADDR (?!), so we cast it to
+ long before casting it to a pointer to avoid compiler warnings. */
+#define ioremap(physaddr, size) ((void __iomem *)(unsigned long)(physaddr))
+#define iounmap(addr) ((void)0)
+
+#define ioremap_nocache(physaddr, size) ioremap (physaddr, size)
+#define ioremap_writethrough(physaddr, size) ioremap (physaddr, size)
+#define ioremap_fullcache(physaddr, size) ioremap (physaddr, size)
+
+#define ioread8(addr) readb (addr)
+#define ioread16(addr) readw (addr)
+#define ioread32(addr) readl (addr)
+#define iowrite8(val, addr) writeb (val, addr)
+#define iowrite16(val, addr) writew (val, addr)
+#define iowrite32(val, addr) writel (val, addr)
#define mmiowb()
reply other threads:[~2005-07-21 10:24 UTC|newest]
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