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[PATCH] basic iomem annotations (ppc64) 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
viro@ZenIV.linux.org.uk 2005-09-09 16:50:43 +01:00 committed by Linus Torvalds
parent 2fd9d74b35
commit 6c9afc655d
3 changed files with 47 additions and 46 deletions
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12
arch/ppc64/kernel/iomap.c
View File

@ -56,15 +56,15 @@ EXPORT_SYMBOL(iowrite32);
*/
void ioread8_rep(void __iomem *addr, void *dst, unsigned long count)
{
_insb((u8 __force *) addr, dst, count);
_insb((u8 __iomem *) addr, dst, count);
}
void ioread16_rep(void __iomem *addr, void *dst, unsigned long count)
{
_insw_ns((u16 __force *) addr, dst, count);
_insw_ns((u16 __iomem *) addr, dst, count);
}
void ioread32_rep(void __iomem *addr, void *dst, unsigned long count)
{
_insl_ns((u32 __force *) addr, dst, count);
_insl_ns((u32 __iomem *) addr, dst, count);
}
EXPORT_SYMBOL(ioread8_rep);
EXPORT_SYMBOL(ioread16_rep);
@ -72,15 +72,15 @@ EXPORT_SYMBOL(ioread32_rep);
void iowrite8_rep(void __iomem *addr, const void *src, unsigned long count)
{
_outsb((u8 __force *) addr, src, count);
_outsb((u8 __iomem *) addr, src, count);
}
void iowrite16_rep(void __iomem *addr, const void *src, unsigned long count)
{
_outsw_ns((u16 __force *) addr, src, count);
_outsw_ns((u16 __iomem *) addr, src, count);
}
void iowrite32_rep(void __iomem *addr, const void *src, unsigned long count)
{
_outsl_ns((u32 __force *) addr, src, count);
_outsl_ns((u32 __iomem *) addr, src, count);
}
EXPORT_SYMBOL(iowrite8_rep);
EXPORT_SYMBOL(iowrite16_rep);

39
include/asm-ppc64/eeh.h
View File

@ -219,23 +219,24 @@ static inline void eeh_raw_writeq(u64 val, volatile void __iomem *addr)
static inline void eeh_memset_io(volatile void __iomem *addr, int c,
unsigned long n)
{
void *p = (void __force *)addr;
u32 lc = c;
lc |= lc << 8;
lc |= lc << 16;
while(n && !EEH_CHECK_ALIGN(addr, 4)) {
*((volatile u8 *)addr) = c;
addr = (void *)((unsigned long)addr + 1);
while(n && !EEH_CHECK_ALIGN(p, 4)) {
*((volatile u8 *)p) = c;
p++;
n--;
}
while(n >= 4) {
*((volatile u32 *)addr) = lc;
addr = (void *)((unsigned long)addr + 4);
*((volatile u32 *)p) = lc;
p += 4;
n -= 4;
}
while(n) {
*((volatile u8 *)addr) = c;
addr = (void *)((unsigned long)addr + 1);
*((volatile u8 *)p) = c;
p++;
n--;
}
__asm__ __volatile__ ("sync" : : : "memory");
@ -250,22 +251,22 @@ static inline void eeh_memcpy_fromio(void *dest, const volatile void __iomem *sr
while(n && (!EEH_CHECK_ALIGN(vsrc, 4) || !EEH_CHECK_ALIGN(dest, 4))) {
*((u8 *)dest) = *((volatile u8 *)vsrc);
__asm__ __volatile__ ("eieio" : : : "memory");
vsrc = (void *)((unsigned long)vsrc + 1);
dest = (void *)((unsigned long)dest + 1);
vsrc++;
dest++;
n--;
}
while(n > 4) {
*((u32 *)dest) = *((volatile u32 *)vsrc);
__asm__ __volatile__ ("eieio" : : : "memory");
vsrc = (void *)((unsigned long)vsrc + 4);
dest = (void *)((unsigned long)dest + 4);
vsrc += 4;
dest += 4;
n -= 4;
}
while(n) {
*((u8 *)dest) = *((volatile u8 *)vsrc);
__asm__ __volatile__ ("eieio" : : : "memory");
vsrc = (void *)((unsigned long)vsrc + 1);
dest = (void *)((unsigned long)dest + 1);
vsrc++;
dest++;
n--;
}
__asm__ __volatile__ ("sync" : : : "memory");
@ -286,20 +287,20 @@ static inline void eeh_memcpy_toio(volatile void __iomem *dest, const void *src,
while(n && (!EEH_CHECK_ALIGN(vdest, 4) || !EEH_CHECK_ALIGN(src, 4))) {
*((volatile u8 *)vdest) = *((u8 *)src);
src = (void *)((unsigned long)src + 1);
vdest = (void *)((unsigned long)vdest + 1);
src++;
vdest++;
n--;
}
while(n > 4) {
*((volatile u32 *)vdest) = *((volatile u32 *)src);
src = (void *)((unsigned long)src + 4);
vdest = (void *)((unsigned long)vdest + 4);
src += 4;
vdest += 4;
n-=4;
}
while(n) {
*((volatile u8 *)vdest) = *((u8 *)src);
src = (void *)((unsigned long)src + 1);
vdest = (void *)((unsigned long)vdest + 1);
src++;
vdest++;
n--;
}
__asm__ __volatile__ ("sync" : : : "memory");

42
include/asm-ppc64/io.h
View File

@ -20,10 +20,10 @@
#include <asm-generic/iomap.h>
#define __ide_mm_insw(p, a, c) _insw_ns((volatile u16 *)(p), (a), (c))
#define __ide_mm_insl(p, a, c) _insl_ns((volatile u32 *)(p), (a), (c))
#define __ide_mm_outsw(p, a, c) _outsw_ns((volatile u16 *)(p), (a), (c))
#define __ide_mm_outsl(p, a, c) _outsl_ns((volatile u32 *)(p), (a), (c))
#define __ide_mm_insw(p, a, c) _insw_ns((volatile u16 __iomem *)(p), (a), (c))
#define __ide_mm_insl(p, a, c) _insl_ns((volatile u32 __iomem *)(p), (a), (c))
#define __ide_mm_outsw(p, a, c) _outsw_ns((volatile u16 __iomem *)(p), (a), (c))
#define __ide_mm_outsl(p, a, c) _outsl_ns((volatile u32 __iomem *)(p), (a), (c))
#define SIO_CONFIG_RA 0x398
@ -71,8 +71,8 @@ extern unsigned long io_page_mask;
* Neither do the standard versions now, these are just here
* for older code.
*/
#define insw_ns(port, buf, ns) _insw_ns((u16 *)((port)+pci_io_base), (buf), (ns))
#define insl_ns(port, buf, nl) _insl_ns((u32 *)((port)+pci_io_base), (buf), (nl))
#define insw_ns(port, buf, ns) _insw_ns((u16 __iomem *)((port)+pci_io_base), (buf), (ns))
#define insl_ns(port, buf, nl) _insl_ns((u32 __iomem *)((port)+pci_io_base), (buf), (nl))
#else
static inline unsigned char __raw_readb(const volatile void __iomem *addr)
@ -136,9 +136,9 @@ static inline void __raw_writeq(unsigned long v, volatile void __iomem *addr)
#define insw_ns(port, buf, ns) eeh_insw_ns((port), (buf), (ns))
#define insl_ns(port, buf, nl) eeh_insl_ns((port), (buf), (nl))
#define outsb(port, buf, ns) _outsb((u8 *)((port)+pci_io_base), (buf), (ns))
#define outsw(port, buf, ns) _outsw_ns((u16 *)((port)+pci_io_base), (buf), (ns))
#define outsl(port, buf, nl) _outsl_ns((u32 *)((port)+pci_io_base), (buf), (nl))
#define outsb(port, buf, ns) _outsb((u8 __iomem *)((port)+pci_io_base), (buf), (ns))
#define outsw(port, buf, ns) _outsw_ns((u16 __iomem *)((port)+pci_io_base), (buf), (ns))
#define outsl(port, buf, nl) _outsl_ns((u32 __iomem *)((port)+pci_io_base), (buf), (nl))
#endif
@ -147,16 +147,16 @@ static inline void __raw_writeq(unsigned long v, volatile void __iomem *addr)
#define readl_relaxed(addr) readl(addr)
#define readq_relaxed(addr) readq(addr)
extern void _insb(volatile u8 *port, void *buf, int ns);
extern void _outsb(volatile u8 *port, const void *buf, int ns);
extern void _insw(volatile u16 *port, void *buf, int ns);
extern void _outsw(volatile u16 *port, const void *buf, int ns);
extern void _insl(volatile u32 *port, void *buf, int nl);
extern void _outsl(volatile u32 *port, const void *buf, int nl);
extern void _insw_ns(volatile u16 *port, void *buf, int ns);
extern void _outsw_ns(volatile u16 *port, const void *buf, int ns);
extern void _insl_ns(volatile u32 *port, void *buf, int nl);
extern void _outsl_ns(volatile u32 *port, const void *buf, int nl);
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);
#define mmiowb()
@ -176,8 +176,8 @@ extern void _outsl_ns(volatile u32 *port, const void *buf, int nl);
* Neither do the standard versions now, these are just here
* for older code.
*/
#define outsw_ns(port, buf, ns) _outsw_ns((u16 *)((port)+pci_io_base), (buf), (ns))
#define outsl_ns(port, buf, nl) _outsl_ns((u32 *)((port)+pci_io_base), (buf), (nl))
#define outsw_ns(port, buf, ns) _outsw_ns((u16 __iomem *)((port)+pci_io_base), (buf), (ns))
#define outsl_ns(port, buf, nl) _outsl_ns((u32 __iomem *)((port)+pci_io_base), (buf), (nl))
#define IO_SPACE_LIMIT ~(0UL)