diff options
| author | Zhi-zhou Zhang <etou.zh@gmail.com> | 2012-10-16 15:02:08 +0200 |
|---|---|---|
| committer | Daniel Schwierzeck <daniel.schwierzeck@gmail.com> | 2012-10-16 15:02:08 +0200 |
| commit | 090854c826276b4d6361b4bdf3091ddcc977544c (patch) | |
| tree | 0a5eec58a100bb3f1266379e19ee4953e5069ac0 | |
| parent | cb0a6a1ecc8dfe4dbdad6f9376ef78879337b118 (diff) | |
| download | u-boot-imx-090854c826276b4d6361b4bdf3091ddcc977544c.zip u-boot-imx-090854c826276b4d6361b4bdf3091ddcc977544c.tar.gz u-boot-imx-090854c826276b4d6361b4bdf3091ddcc977544c.tar.bz2 | |
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>
| -rw-r--r-- | arch/mips/include/asm/addrspace.h | 2 | ||||
| -rw-r--r-- | arch/mips/include/asm/io.h | 16 | ||||
| -rw-r--r-- | arch/mips/include/asm/posix_types.h | 6 |
3 files changed, 23 insertions, 1 deletions
diff --git a/arch/mips/include/asm/addrspace.h b/arch/mips/include/asm/addrspace.h index 3a1e6d6..b768bb5 100644 --- a/arch/mips/include/asm/addrspace.h +++ b/arch/mips/include/asm/addrspace.h @@ -136,7 +136,7 @@ cannot access physical memory directly from core */ #define UNCACHED_SDRAM(a) (((unsigned long)(a)) | 0x20000000) #else /* !CONFIG_SOC_AU1X00 */ -#define UNCACHED_SDRAM(a) KSEG1ADDR(a) +#define UNCACHED_SDRAM(a) CKSEG1ADDR(a) #endif /* CONFIG_SOC_AU1X00 */ #endif /* __ASSEMBLY__ */ 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 } /* diff --git a/arch/mips/include/asm/posix_types.h b/arch/mips/include/asm/posix_types.h index 879aae2..4deac52 100644 --- a/arch/mips/include/asm/posix_types.h +++ b/arch/mips/include/asm/posix_types.h @@ -24,9 +24,15 @@ typedef int __kernel_pid_t; typedef int __kernel_ipc_pid_t; typedef int __kernel_uid_t; typedef int __kernel_gid_t; +#if _MIPS_SZLONG != 64 typedef unsigned int __kernel_size_t; typedef int __kernel_ssize_t; typedef int __kernel_ptrdiff_t; +#else +typedef unsigned long __kernel_size_t; +typedef long __kernel_ssize_t; +typedef long __kernel_ptrdiff_t; +#endif typedef long __kernel_time_t; typedef long __kernel_suseconds_t; typedef long __kernel_clock_t; |