cregit-Linux how code gets into the kernel

Release 4.11 arch/s390/include/asm/io.h

/*
 *  S390 version
 *    Copyright IBM Corp. 1999
 *    Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com)
 *
 *  Derived from "include/asm-i386/io.h"
 */

#ifndef _S390_IO_H

#define _S390_IO_H

#include <linux/kernel.h>
#include <asm/page.h>
#include <asm/pci_io.h>


#define xlate_dev_mem_ptr xlate_dev_mem_ptr
void *xlate_dev_mem_ptr(phys_addr_t phys);

#define unxlate_dev_mem_ptr unxlate_dev_mem_ptr
void unxlate_dev_mem_ptr(phys_addr_t phys, void *addr);

/*
 * Convert a virtual cached pointer to an uncached pointer
 */

#define xlate_dev_kmem_ptr(p)	p


#define IO_SPACE_LIMIT 0

#ifdef CONFIG_PCI


#define ioremap_nocache(addr, size)	ioremap(addr, size)

#define ioremap_wc			ioremap_nocache

#define ioremap_wt			ioremap_nocache


static inline void __iomem *ioremap(unsigned long offset, unsigned long size) { return (void __iomem *) offset; }

Contributors

PersonTokensPropCommitsCommitProp
Jan Glauber25100.00%1100.00%
Total25100.00%1100.00%


static inline void iounmap(volatile void __iomem *addr) { }

Contributors

PersonTokensPropCommitsCommitProp
Jan Glauber12100.00%1100.00%
Total12100.00%1100.00%


static inline void __iomem *ioport_map(unsigned long port, unsigned int nr) { return NULL; }

Contributors

PersonTokensPropCommitsCommitProp
Frank Blaschka20100.00%1100.00%
Total20100.00%1100.00%


static inline void ioport_unmap(void __iomem *p) { }

Contributors

PersonTokensPropCommitsCommitProp
Frank Blaschka11100.00%1100.00%
Total11100.00%1100.00%

/* * s390 needs a private implementation of pci_iomap since ioremap with its * offset parameter isn't sufficient. That's because BAR spaces are not * disjunctive on s390 so we need the bar parameter of pci_iomap to find * the corresponding device and create the mapping cookie. */ #define pci_iomap pci_iomap #define pci_iounmap pci_iounmap #define pci_iomap_wc pci_iomap #define pci_iomap_wc_range pci_iomap_range #define memcpy_fromio(dst, src, count) zpci_memcpy_fromio(dst, src, count) #define memcpy_toio(dst, src, count) zpci_memcpy_toio(dst, src, count) #define memset_io(dst, val, count) zpci_memset_io(dst, val, count) #define __raw_readb zpci_read_u8 #define __raw_readw zpci_read_u16 #define __raw_readl zpci_read_u32 #define __raw_readq zpci_read_u64 #define __raw_writeb zpci_write_u8 #define __raw_writew zpci_write_u16 #define __raw_writel zpci_write_u32 #define __raw_writeq zpci_write_u64 #endif /* CONFIG_PCI */ #include <asm-generic/io.h> #endif

Overall Contributors

PersonTokensPropCommitsCommitProp
Jan Glauber14361.37%110.00%
Frank Blaschka3113.30%110.00%
Michael Holzheu166.87%220.00%
Jes Sorensen114.72%110.00%
Linus Torvalds (pre-git)114.72%110.00%
Luis R. Rodriguez83.43%110.00%
Thierry Reding83.43%110.00%
Toshi Kani41.72%110.00%
Heiko Carstens10.43%110.00%
Total233100.00%10100.00%
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with cregit.