aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorRussell King <rmk@dyn-67.arm.linux.org.uk>2007-03-03 11:51:31 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2007-04-21 20:34:37 +0100
commit27350afdfc94a78adbdee20bb00f6058a0ef1eab (patch)
treeb5f9019f4c6729cb6935f3cad43fb0ad2b899ed2
parent7ab3f8d595a1b1e5cf8d726b72fd476fe0d0226c (diff)
[ARM] EBSA110: Add readsw/readsl/writesw/writesl
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
-rw-r--r--arch/arm/mach-ebsa110/io.c40
-rw-r--r--include/asm-arm/arch-ebsa110/io.h8
2 files changed, 48 insertions, 0 deletions
diff --git a/arch/arm/mach-ebsa110/io.c b/arch/arm/mach-ebsa110/io.c
index db38afb2aa8..bbf0d332407 100644
--- a/arch/arm/mach-ebsa110/io.c
+++ b/arch/arm/mach-ebsa110/io.c
@@ -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) || \
diff --git a/include/asm-arm/arch-ebsa110/io.h b/include/asm-arm/arch-ebsa110/io.h
index 722c5e08628..44a4001de80 100644
--- a/include/asm-arm/arch-ebsa110/io.h
+++ b/include/asm-arm/arch-ebsa110/io.h
@@ -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