From 090854c826276b4d6361b4bdf3091ddcc977544c Mon Sep 17 00:00:00 2001 From: Zhi-zhou Zhang Date: Tue, 16 Oct 2012 15:02:08 +0200 Subject: MIPS: add support for 64 bit addressing Prepare for upcoming mips64 support. This patch add mips64 address support. Signed-off-by: Zhizhou Zhang [daniel.schwierzeck@gmail.com: prefer _MIPS_SZLONG in posix_types.h to fix some warnings] Signed-off-by: Daniel Schwierzeck --- arch/mips/include/asm/io.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) (limited to 'arch/mips/include/asm/io.h') 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 @@ static inline void set_io_port_base(unsigned long base) */ 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 void * phys_to_virt(unsigned long address) */ 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 } /* -- cgit v1.1