#ifndef _PPC_IO_H
#define _PPC_IO_H
-#include <linux/config.h>
#include <linux/string.h>
#include <linux/types.h>
#if defined(CONFIG_4xx)
#include <asm/ibm4xx.h>
+#elif defined(CONFIG_PPC_MPC52xx)
+#include <asm/mpc52xx.h>
#elif defined(CONFIG_8xx)
#include <asm/mpc8xx.h>
#elif defined(CONFIG_8260)
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;
{
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));
{
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;
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));
{
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;
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))
{ \
unsigned int x; \
__asm__ __volatile__( \
+ "sync\n" \
"0:" op " %0,0,%1\n" \
"1: twi 0,%0,0\n" \
"2: isync\n" \
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" \
#define inl_p(port) inl((port))
#define outl_p(val, port) outl((val), (port))
-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))
+extern void _insb(volatile u8 __iomem *port, void *buf, long count);
+extern void _outsb(volatile u8 __iomem *port, const void *buf, long count);
+extern void _insw_ns(volatile u16 __iomem *port, void *buf, long count);
+extern void _outsw_ns(volatile u16 __iomem *port, const void *buf, long count);
+extern void _insl_ns(volatile u32 __iomem *port, void *buf, long count);
+extern void _outsl_ns(volatile u32 __iomem *port, const void *buf, long count);
#define IO_SPACE_LIMIT ~0
*/
#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__ */