OpenE2K
/
linux
6
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[ARM] EBSA110: Add readsw/readsl/writesw/writesl 

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2007-03-03 11:51:31 +00:00 committed by Russell King
parent 7ab3f8d595
commit 27350afdfc
2 changed files with 48 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
arch/arm/mach-ebsa110/io.c
View File

@ -102,6 +102,26 @@ EXPORT_SYMBOL(__readb);
EXPORT_SYMBOL(__readw);
EXPORT_SYMBOL(__readl);
void readsw(void __iomem *addr, void *data, int len)
{
void __iomem *a = __isamem_convert_addr(addr);
BUG_ON((unsigned long)addr & 1);
__raw_readsw(a, data, len);
}
EXPORT_SYMBOL(readsw);
void readsl(void __iomem *addr, void *data, int len)
{
void __iomem *a = __isamem_convert_addr(addr);
BUG_ON((unsigned long)addr & 3);
__raw_readsl(a, data, len);
}
EXPORT_SYMBOL(readsl);
void __writeb(u8 val, void __iomem *addr)
{
void __iomem *a = __isamem_convert_addr(addr);
@ -137,6 +157,26 @@ EXPORT_SYMBOL(__writeb);
EXPORT_SYMBOL(__writew);
EXPORT_SYMBOL(__writel);
void writesw(void __iomem *addr, void *data, int len)
{
void __iomem *a = __isamem_convert_addr(addr);
BUG_ON((unsigned long)addr & 1);
__raw_writesw(a, data, len);
}
EXPORT_SYMBOL(writesw);
void writesl(void __iomem *addr, void *data, int len)
{
void __iomem *a = __isamem_convert_addr(addr);
BUG_ON((unsigned long)addr & 3);
__raw_writesl(a, data, len);
}
EXPORT_SYMBOL(writesl);
#define SUPERIO_PORT(p) \
(((p) >> 3) == (0x3f8 >> 3) || \
((p) >> 3) == (0x2f8 >> 3) || \

8
include/asm-arm/arch-ebsa110/io.h
View File

@ -81,4 +81,12 @@ extern void outsb(unsigned int port, const void *buf, int sz);
extern void outsw(unsigned int port, const void *buf, int sz);
extern void outsl(unsigned int port, const void *buf, int sz);
/* can't support writesb atm */
extern void writesw(void __iomem *addr, const void *data, int wordlen);
extern void writesl(void __iomem *addr, const void *data, int longlen);
/* can't support readsb atm */
extern void readsw(const void __iomem *addr, void *data, int wordlen);
extern void readsl(const void __iomem *addr, void *data, int longlen);
#endif