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| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2008-08-01 20:42:05 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2008-08-01 20:42:05 +0200 |
| commit | c6557e7f2b6ae76a44653d38f835174074c42e05 (patch) | |
| tree | da619a76b309cb1cd259d082af768a83cfcd6d52 /include/asm-s390/io.h | |
| parent | ab4227cb2d936886069ef1056c02500d05beb15d (diff) | |
| download | kernel_samsung_crespo-c6557e7f2b6ae76a44653d38f835174074c42e05.zip kernel_samsung_crespo-c6557e7f2b6ae76a44653d38f835174074c42e05.tar.gz kernel_samsung_crespo-c6557e7f2b6ae76a44653d38f835174074c42e05.tar.bz2 | |
[S390] move include/asm-s390 to arch/s390/include/asm
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'include/asm-s390/io.h')
| -rw-r--r-- | include/asm-s390/io.h | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/include/asm-s390/io.h b/include/asm-s390/io.h deleted file mode 100644 index b7ff6af..0000000 --- a/include/asm-s390/io.h +++ /dev/null @@ -1,54 +0,0 @@ -/* - * include/asm-s390/io.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) - * - * Derived from "include/asm-i386/io.h" - */ - -#ifndef _S390_IO_H -#define _S390_IO_H - -#ifdef __KERNEL__ - -#include <asm/page.h> - -#define IO_SPACE_LIMIT 0xffffffff - -/* - * Change virtual addresses to physical addresses and vv. - * These are pretty trivial - */ -static inline unsigned long virt_to_phys(volatile void * address) -{ - unsigned long real_address; - asm volatile( - " lra %0,0(%1)\n" - " jz 0f\n" - " la %0,0\n" - "0:" - : "=a" (real_address) : "a" (address) : "cc"); - return real_address; -} - -static inline void * phys_to_virt(unsigned long address) -{ - return (void *) address; -} - -/* - * Convert a physical pointer to a virtual kernel pointer for /dev/mem - * access - */ -#define xlate_dev_mem_ptr(p) __va(p) - -/* - * Convert a virtual cached pointer to an uncached pointer - */ -#define xlate_dev_kmem_ptr(p) p - -#endif /* __KERNEL__ */ - -#endif |