X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-arm%2Farch-s3c2410%2Fio.h;h=6b35a4f2630e8ea7a2669a962e186acfc5f2cd32;hb=refs%2Fheads%2Fvserver;hp=dd2961d8412e78738f18f694ccb944fd2a72812e;hpb=5273a3df6485dc2ad6aa7ddd441b9a21970f003b;p=linux-2.6.git

diff --git a/include/asm-arm/arch-s3c2410/io.h b/include/asm-arm/arch-s3c2410/io.h
index dd2961d84..6b35a4f26 100644
--- a/include/asm-arm/arch-s3c2410/io.h
+++ b/include/asm-arm/arch-s3c2410/io.h
@@ -4,16 +4,13 @@
  *
  * Copyright (C) 1997 Russell King
  *	     (C) 2003 Simtec Electronics
- *
- * Modifications:
- *  06-Dec-1997	RMK	Created.
- *  02-Sep-2003 BJD	Modified for S3C2410
- *
- */
+*/
 
 #ifndef __ASM_ARM_ARCH_IO_H
 #define __ASM_ARM_ARCH_IO_H
 
+#include <asm/hardware.h>
+
 #define IO_SPACE_LIMIT 0xffffffff
 
 /*
@@ -26,10 +23,10 @@
 
 #define __PORT_PCIO(x)	((x) < (1<<28))
 
-#define PCIO_BASE	 (S3C2410_VA_ISA_WORD)
-#define PCIO_BASE_b	 (S3C2410_VA_ISA_BYTE)
-#define PCIO_BASE_w	 (S3C2410_VA_ISA_WORD)
-#define PCIO_BASE_l	 (S3C2410_VA_ISA_WORD)
+#define PCIO_BASE	 (S3C24XX_VA_ISA_WORD)
+#define PCIO_BASE_b	 (S3C24XX_VA_ISA_BYTE)
+#define PCIO_BASE_w	 (S3C24XX_VA_ISA_WORD)
+#define PCIO_BASE_l	 (S3C24XX_VA_ISA_WORD)
 /*
  * Dynamic IO functions - let the compiler
  * optimize the expressions
@@ -65,12 +62,9 @@ static inline unsigned sz __in##fnsuffix (unsigned int port)		\
 	return (unsigned sz)value;					\
 }
 
-static inline unsigned int __ioaddr (unsigned int port)
+static inline void __iomem *__ioaddr (unsigned long port)
 {
-	if (__PORT_PCIO(port))
-		return (unsigned int)(PCIO_BASE + (port));
-	else
-		return (unsigned int)(0 + (port));
+	return __PORT_PCIO(port) ? (PCIO_BASE + port) : (void __iomem *)port;
 }
 
 #define DECLARE_IO(sz,fnsuffix,instr)	\
@@ -99,7 +93,7 @@ DECLARE_IO(int,l,"")
 	else								\
 		__asm__ __volatile__(					\
 		"strb	%0, [%1, #0]	@ outbc"			\
-		: : "r" (value), "r" ((port)));		\
+		: : "r" (value), "r" ((port)));				\
 })
 
 #define __inbc(port)							\
@@ -112,35 +106,61 @@ DECLARE_IO(int,l,"")
 	else								\
 		__asm__ __volatile__(					\
 		"ldrb	%0, [%1, #0]	@ inbc"				\
-		: "=r" (result) : "r" ((port)));	\
+		: "=r" (result) : "r" ((port)));			\
 	result;								\
 })
 
 #define __outwc(value,port)						\
 ({									\
 	unsigned long v = value;					\
-	if (__PORT_PCIO((port)))					\
-		__asm__ __volatile__(					\
-		"strh	%0, [%1, %2]	@ outwc"			\
-		: : "r" (v), "r" (PCIO_BASE), "Jr" ((port)));	\
-	else								\
+	if (__PORT_PCIO((port))) {					\
+		if ((port) < 256 && (port) > -256)			\
+			__asm__ __volatile__(				\
+			"strh	%0, [%1, %2]	@ outwc"		\
+			: : "r" (v), "r" (PCIO_BASE), "Jr" ((port)));	\
+		else if ((port) > 0)					\
+			__asm__ __volatile__(				\
+			"strh	%0, [%1, %2]	@ outwc"		\
+			: : "r" (v),					\
+			    "r" (PCIO_BASE + ((port) & ~0xff)),		\
+			     "Jr" (((port) & 0xff)));			\
+		else							\
+			__asm__ __volatile__(				\
+			"strh	%0, [%1, #0]	@ outwc"		\
+			: : "r" (v),					\
+			    "r" (PCIO_BASE + (port)));			\
+	} else								\
 		__asm__ __volatile__(					\
 		"strh	%0, [%1, #0]	@ outwc"			\
-		: : "r" (v), "r" ((port)));	\
+		: : "r" (v), "r" ((port)));				\
 })
 
 #define __inwc(port)							\
 ({									\
 	unsigned short result;						\
-	if (__PORT_PCIO((port)))					\
-		__asm__ __volatile__(					\
-		"ldrh	%0, [%1, %2]	@ inwc"				\
-		: "=r" (result) : "r" (PCIO_BASE), "Jr" ((port)));	\
-	else								\
+	if (__PORT_PCIO((port))) {					\
+		if ((port) < 256 && (port) > -256 )			\
+			__asm__ __volatile__(				\
+			"ldrh	%0, [%1, %2]	@ inwc"			\
+			: "=r" (result)					\
+			: "r" (PCIO_BASE),				\
+			  "Jr" ((port)));				\
+		else if ((port) > 0)					\
+			__asm__ __volatile__(				\
+			"ldrh	%0, [%1, %2]	@ inwc"			\
+			: "=r" (result)					\
+			: "r" (PCIO_BASE + ((port) & ~0xff)),		\
+			  "Jr" (((port) & 0xff)));			\
+		else							\
+			__asm__ __volatile__(				\
+			"ldrh	%0, [%1, #0]	@ inwc"			\
+			: "=r" (result)					\
+			: "r" (PCIO_BASE + ((port))));			\
+	} else								\
 		__asm__ __volatile__(					\
 		"ldrh	%0, [%1, #0]	@ inwc"				\
-		: "=r" (result) : "r" ((port)));		\
-	result;						\
+		: "=r" (result) : "r" ((port)));			\
+	result;								\
 })
 
 #define __outlc(value,port)						\
@@ -170,7 +190,7 @@ DECLARE_IO(int,l,"")
 	result;								\
 })
 
-#define __ioaddrc(port)	(__PORT_PCIO((port)) ? PCIO_BASE + ((port)) : ((port)))
+#define __ioaddrc(port)	((__PORT_PCIO(port) ? PCIO_BASE + (port) : (void __iomem *)(port)))
 
 #define inb(p)		(__builtin_constant_p((p)) ? __inbc(p)	   : __inb(p))
 #define inw(p)		(__builtin_constant_p((p)) ? __inwc(p)	   : __inw(p))
@@ -180,7 +200,7 @@ DECLARE_IO(int,l,"")
 #define outl(v,p)	(__builtin_constant_p((p)) ? __outlc(v,p) : __outl(v,p))
 #define __ioaddr(p)	(__builtin_constant_p((p)) ? __ioaddr(p)  : __ioaddrc(p))
 /* the following macro is deprecated */
-#define ioaddr(port)			__ioaddr((port))
+#define ioaddr(port)	__ioaddr((port))
 
 #define insb(p,d,l)	__raw_readsb(__ioaddr(p),d,l)
 #define insw(p,d,l)	__raw_readsw(__ioaddr(p),d,l)