svn commit: r201032 - head/sys/ia64/include
Marcel Moolenaar
marcel at FreeBSD.org
Sat Dec 26 22:22:10 UTC 2009
Author: marcel
Date: Sat Dec 26 22:22:09 2009
New Revision: 201032
URL: http://svn.freebsd.org/changeset/base/201032
Log:
Use unordered memory loads and stores for the in* and out*
family of functions.
Modified:
head/sys/ia64/include/cpufunc.h
Modified: head/sys/ia64/include/cpufunc.h
==============================================================================
--- head/sys/ia64/include/cpufunc.h Sat Dec 26 22:06:55 2009 (r201031)
+++ head/sys/ia64/include/cpufunc.h Sat Dec 26 22:22:09 2009 (r201032)
@@ -64,11 +64,10 @@ extern void *ia64_ioport_address(u_int);
static __inline uint8_t
inb(unsigned int port)
{
- __volatile uint8_t *p;
uint8_t v;
- p = __PIO_ADDR(port);
+
ia64_mf();
- v = *p;
+ v = ia64_ld1(__PIO_ADDR(port));
ia64_mf_a();
ia64_mf();
return (v);
@@ -77,11 +76,10 @@ inb(unsigned int port)
static __inline uint16_t
inw(unsigned int port)
{
- __volatile uint16_t *p;
uint16_t v;
- p = __PIO_ADDR(port);
+
ia64_mf();
- v = *p;
+ v = ia64_ld2(__PIO_ADDR(port));
ia64_mf_a();
ia64_mf();
return (v);
@@ -90,11 +88,10 @@ inw(unsigned int port)
static __inline uint32_t
inl(unsigned int port)
{
- volatile uint32_t *p;
uint32_t v;
- p = __PIO_ADDR(port);
+
ia64_mf();
- v = *p;
+ v = ia64_ld4(__PIO_ADDR(port));
ia64_mf_a();
ia64_mf();
return (v);
@@ -127,10 +124,9 @@ insl(unsigned int port, void *addr, size
static __inline void
outb(unsigned int port, uint8_t data)
{
- volatile uint8_t *p;
- p = __PIO_ADDR(port);
+
ia64_mf();
- *p = data;
+ ia64_st1(__PIO_ADDR(port), data);
ia64_mf_a();
ia64_mf();
}
@@ -138,10 +134,9 @@ outb(unsigned int port, uint8_t data)
static __inline void
outw(unsigned int port, uint16_t data)
{
- volatile uint16_t *p;
- p = __PIO_ADDR(port);
+
ia64_mf();
- *p = data;
+ ia64_st2(__PIO_ADDR(port), data);
ia64_mf_a();
ia64_mf();
}
@@ -149,10 +144,9 @@ outw(unsigned int port, uint16_t data)
static __inline void
outl(unsigned int port, uint32_t data)
{
- volatile uint32_t *p;
- p = __PIO_ADDR(port);
+
ia64_mf();
- *p = data;
+ ia64_st4(__PIO_ADDR(port), data);
ia64_mf_a();
ia64_mf();
}
More information about the svn-src-all
mailing list