X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=include%2Fasm-ppc%2Fio.h;h=9fac420f16484cb512a98d6605a218abb081260e;hb=661f1cdb8b3e3c2c44e97df122c1d5643c054ce8;hp=df9cf6ed189d6bc7392dc308a9c465b31ece8212;hpb=0a0fc0ddbe732779366ab6b1b879f62195e65967;p=powerpc.git

diff --git a/include/asm-ppc/io.h b/include/asm-ppc/io.h
index df9cf6ed18..9fac420f16 100644
--- a/include/asm-ppc/io.h
+++ b/include/asm-ppc/io.h
@@ -2,7 +2,6 @@
 #ifndef _PPC_IO_H
 #define _PPC_IO_H
 
-#include <linux/config.h>
 #include <linux/string.h>
 #include <linux/types.h>
 
@@ -64,7 +63,7 @@ extern inline int in_8(const volatile unsigned char __iomem *addr)
 	int ret;
 
 	__asm__ __volatile__(
-		"lbz%U1%X1 %0,%1;\n"
+		"sync; lbz%U1%X1 %0,%1;\n"
 		"twi 0,%0,0;\n"
 		"isync" : "=r" (ret) : "m" (*addr));
 	return ret;
@@ -79,7 +78,7 @@ extern inline int in_le16(const volatile unsigned short __iomem *addr)
 {
 	int ret;
 
-	__asm__ __volatile__("lhbrx %0,0,%1;\n"
+	__asm__ __volatile__("sync; lhbrx %0,0,%1;\n"
 			     "twi 0,%0,0;\n"
 			     "isync" : "=r" (ret) :
 			      "r" (addr), "m" (*addr));
@@ -90,7 +89,7 @@ extern inline int in_be16(const volatile unsigned short __iomem *addr)
 {
 	int ret;
 
-	__asm__ __volatile__("lhz%U1%X1 %0,%1;\n"
+	__asm__ __volatile__("sync; lhz%U1%X1 %0,%1;\n"
 			     "twi 0,%0,0;\n"
 			     "isync" : "=r" (ret) : "m" (*addr));
 	return ret;
@@ -98,20 +97,20 @@ extern inline int in_be16(const volatile unsigned short __iomem *addr)
 
 extern inline void out_le16(volatile unsigned short __iomem *addr, int val)
 {
-	__asm__ __volatile__("sthbrx %1,0,%2; eieio" : "=m" (*addr) :
+	__asm__ __volatile__("sync; sthbrx %1,0,%2" : "=m" (*addr) :
 			      "r" (val), "r" (addr));
 }
 
 extern inline void out_be16(volatile unsigned short __iomem *addr, int val)
 {
-	__asm__ __volatile__("sth%U0%X0 %1,%0; eieio" : "=m" (*addr) : "r" (val));
+	__asm__ __volatile__("sync; sth%U0%X0 %1,%0" : "=m" (*addr) : "r" (val));
 }
 
 extern inline unsigned in_le32(const volatile unsigned __iomem *addr)
 {
 	unsigned ret;
 
-	__asm__ __volatile__("lwbrx %0,0,%1;\n"
+	__asm__ __volatile__("sync; lwbrx %0,0,%1;\n"
 			     "twi 0,%0,0;\n"
 			     "isync" : "=r" (ret) :
 			     "r" (addr), "m" (*addr));
@@ -122,7 +121,7 @@ extern inline unsigned in_be32(const volatile unsigned __iomem *addr)
 {
 	unsigned ret;
 
-	__asm__ __volatile__("lwz%U1%X1 %0,%1;\n"
+	__asm__ __volatile__("sync; lwz%U1%X1 %0,%1;\n"
 			     "twi 0,%0,0;\n"
 			     "isync" : "=r" (ret) : "m" (*addr));
 	return ret;
@@ -130,13 +129,13 @@ extern inline unsigned in_be32(const volatile unsigned __iomem *addr)
 
 extern inline void out_le32(volatile unsigned __iomem *addr, int val)
 {
-	__asm__ __volatile__("stwbrx %1,0,%2; eieio" : "=m" (*addr) :
+	__asm__ __volatile__("sync; stwbrx %1,0,%2" : "=m" (*addr) :
 			     "r" (val), "r" (addr));
 }
 
 extern inline void out_be32(volatile unsigned __iomem *addr, int val)
 {
-	__asm__ __volatile__("stw%U0%X0 %1,%0; eieio" : "=m" (*addr) : "r" (val));
+	__asm__ __volatile__("sync; stw%U0%X0 %1,%0" : "=m" (*addr) : "r" (val));
 }
 #if defined (CONFIG_8260_PCI9)
 #define readb(addr) in_8((volatile u8 *)(addr))
@@ -260,6 +259,7 @@ extern __inline__ unsigned int name(unsigned int port)	\
 {							\
 	unsigned int x;					\
 	__asm__ __volatile__(				\
+		"sync\n"				\
 		"0:"	op "	%0,0,%1\n"		\
 		"1:	twi	0,%0,0\n"		\
 		"2:	isync\n"			\
@@ -285,6 +285,7 @@ extern __inline__ unsigned int name(unsigned int port)	\
 extern __inline__ void name(unsigned int val, unsigned int port) \
 {							\
 	__asm__ __volatile__(				\
+		"sync\n"				\
 		"0:" op " %0,0,%1\n"			\
 		"1:	sync\n"				\
 		"2:\n"					\
@@ -328,25 +329,11 @@ __do_out_asm(outl, "stwbrx")
 
 extern void _insb(volatile u8 __iomem *port, void *buf, int ns);
 extern void _outsb(volatile u8 __iomem *port, const void *buf, int ns);
-extern void _insw(volatile u16 __iomem *port, void *buf, int ns);
-extern void _outsw(volatile u16 __iomem *port, const void *buf, int ns);
-extern void _insl(volatile u32 __iomem *port, void *buf, int nl);
-extern void _outsl(volatile u32 __iomem *port, const void *buf, int nl);
 extern void _insw_ns(volatile u16 __iomem *port, void *buf, int ns);
 extern void _outsw_ns(volatile u16 __iomem *port, const void *buf, int ns);
 extern void _insl_ns(volatile u32 __iomem *port, void *buf, int nl);
 extern void _outsl_ns(volatile u32 __iomem *port, const void *buf, int nl);
 
-/*
- * The *_ns versions below don't do byte-swapping.
- * Neither do the standard versions now, these are just here
- * for older code.
- */
-#define insw_ns(port, buf, ns)	_insw_ns((port)+___IO_BASE, (buf), (ns))
-#define outsw_ns(port, buf, ns)	_outsw_ns((port)+___IO_BASE, (buf), (ns))
-#define insl_ns(port, buf, nl)	_insl_ns((port)+___IO_BASE, (buf), (nl))
-#define outsl_ns(port, buf, nl)	_outsl_ns((port)+___IO_BASE, (buf), (nl))
-
 
 #define IO_SPACE_LIMIT ~0
 
@@ -575,4 +562,11 @@ extern void pci_iounmap(struct pci_dev *dev, void __iomem *);
  */
 #define xlate_dev_kmem_ptr(p)	p
 
+/* access ports */
+#define setbits32(_addr, _v) out_be32((_addr), in_be32(_addr) |  (_v))
+#define clrbits32(_addr, _v) out_be32((_addr), in_be32(_addr) & ~(_v))
+
+#define setbits16(_addr, _v) out_be16((_addr), in_be16(_addr) |  (_v))
+#define clrbits16(_addr, _v) out_be16((_addr), in_be16(_addr) & ~(_v))
+
 #endif /* __KERNEL__ */