MIPS: add support for 64 bit addressing
Prepare for upcoming mips64 support. This patch add mips64 address
support.
Signed-off-by: Zhizhou Zhang <etou.zh@gmail.com>
[daniel.schwierzeck@gmail.com: prefer _MIPS_SZLONG in posix_types.h to fix some warnings]
Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h
index 025012a..80eab75 100644
--- a/arch/mips/include/asm/io.h
+++ b/arch/mips/include/asm/io.h
@@ -120,12 +120,20 @@
*/
extern inline phys_addr_t virt_to_phys(volatile void * address)
{
+#ifndef CONFIG_64BIT
return CPHYSADDR(address);
+#else
+ return XPHYSADDR(address);
+#endif
}
extern inline void * phys_to_virt(unsigned long address)
{
+#ifndef CONFIG_64BIT
return (void *)KSEG0ADDR(address);
+#else
+ return (void *)CKSEG0ADDR(address);
+#endif
}
/*
@@ -133,12 +141,20 @@
*/
extern inline unsigned long virt_to_bus(volatile void * address)
{
+#ifndef CONFIG_64BIT
return CPHYSADDR(address);
+#else
+ return XPHYSADDR(address);
+#endif
}
extern inline void * bus_to_virt(unsigned long address)
{
+#ifndef CONFIG_64BIT
return (void *)KSEG0ADDR(address);
+#else
+ return (void *)CKSEG0ADDR(address);
+#endif
}
/*