mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
82 lines
2.2 KiB
82 lines
2.2 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
|
/* |
|
* S390 version |
|
* Copyright IBM Corp. 1999 |
|
* Author(s): Martin Schwidefsky ([email protected]) |
|
* |
|
* 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/pgtable.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 |
|
|
|
void __iomem *ioremap_prot(phys_addr_t addr, size_t size, unsigned long prot); |
|
void __iomem *ioremap(phys_addr_t addr, size_t size); |
|
void __iomem *ioremap_wc(phys_addr_t addr, size_t size); |
|
void __iomem *ioremap_wt(phys_addr_t addr, size_t size); |
|
void iounmap(volatile void __iomem *addr); |
|
|
|
static inline void __iomem *ioport_map(unsigned long port, unsigned int nr) |
|
{ |
|
return NULL; |
|
} |
|
|
|
static inline void ioport_unmap(void __iomem *p) |
|
{ |
|
} |
|
|
|
#ifdef CONFIG_PCI |
|
|
|
/* |
|
* 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_iomap_range pci_iomap_range |
|
#define pci_iounmap pci_iounmap |
|
#define pci_iomap_wc pci_iomap_wc |
|
#define pci_iomap_wc_range pci_iomap_wc_range |
|
|
|
#define ioremap ioremap |
|
#define ioremap_wt ioremap_wt |
|
#define ioremap_wc ioremap_wc |
|
|
|
#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 mmiowb() zpci_barrier() |
|
|
|
#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
|
|
|