diff options
Diffstat (limited to 'include/asm-sh64/io.h')
| -rw-r--r-- | include/asm-sh64/io.h | 196 |
1 files changed, 0 insertions, 196 deletions
diff --git a/include/asm-sh64/io.h b/include/asm-sh64/io.h deleted file mode 100644 index 7bd7314d38c2..000000000000 --- a/include/asm-sh64/io.h +++ /dev/null @@ -1,196 +0,0 @@ -#ifndef __ASM_SH64_IO_H -#define __ASM_SH64_IO_H - -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * include/asm-sh64/io.h - * - * Copyright (C) 2000, 2001 Paolo Alberelli - * Copyright (C) 2003 Paul Mundt - * - */ - -/* - * Convention: - * read{b,w,l}/write{b,w,l} are for PCI, - * while in{b,w,l}/out{b,w,l} are for ISA - * These may (will) be platform specific function. - * - * In addition, we have - * ctrl_in{b,w,l}/ctrl_out{b,w,l} for SuperH specific I/O. - * which are processor specific. Address should be the result of - * onchip_remap(); - */ - -#include <linux/compiler.h> -#include <asm/cache.h> -#include <asm/system.h> -#include <asm/page.h> -#include <asm-generic/iomap.h> - -/* - * Nothing overly special here.. instead of doing the same thing - * over and over again, we just define a set of sh64_in/out functions - * with an implicit size. The traditional read{b,w,l}/write{b,w,l} - * mess is wrapped to this, as are the SH-specific ctrl_in/out routines. - */ -static inline unsigned char sh64_in8(const volatile void __iomem *addr) -{ - return *(volatile unsigned char __force *)addr; -} - -static inline unsigned short sh64_in16(const volatile void __iomem *addr) -{ - return *(volatile unsigned short __force *)addr; -} - -static inline unsigned int sh64_in32(const volatile void __iomem *addr) -{ - return *(volatile unsigned int __force *)addr; -} - -static inline unsigned long long sh64_in64(const volatile void __iomem *addr) -{ - return *(volatile unsigned long long __force *)addr; -} - -static inline void sh64_out8(unsigned char b, volatile void __iomem *addr) -{ - *(volatile unsigned char __force *)addr = b; - wmb(); -} - -static inline void sh64_out16(unsigned short b, volatile void __iomem *addr) -{ - *(volatile unsigned short __force *)addr = b; - wmb(); -} - -static inline void sh64_out32(unsigned int b, volatile void __iomem *addr) -{ - *(volatile unsigned int __force *)addr = b; - wmb(); -} - -static inline void sh64_out64(unsigned long long b, volatile void __iomem *addr) -{ - *(volatile unsigned long long __force *)addr = b; - wmb(); -} - -#define readb(addr) sh64_in8(addr) -#define readw(addr) sh64_in16(addr) -#define readl(addr) sh64_in32(addr) -#define readb_relaxed(addr) sh64_in8(addr) -#define readw_relaxed(addr) sh64_in16(addr) -#define readl_relaxed(addr) sh64_in32(addr) - -#define writeb(b, addr) sh64_out8(b, addr) -#define writew(b, addr) sh64_out16(b, addr) -#define writel(b, addr) sh64_out32(b, addr) - -#define ctrl_inb(addr) sh64_in8(ioport_map(addr, 1)) -#define ctrl_inw(addr) sh64_in16(ioport_map(addr, 2)) -#define ctrl_inl(addr) sh64_in32(ioport_map(addr, 4)) - -#define ctrl_outb(b, addr) sh64_out8(b, ioport_map(addr, 1)) -#define ctrl_outw(b, addr) sh64_out16(b, ioport_map(addr, 2)) -#define ctrl_outl(b, addr) sh64_out32(b, ioport_map(addr, 4)) - -#define ioread8(addr) sh64_in8(addr) -#define ioread16(addr) sh64_in16(addr) -#define ioread32(addr) sh64_in32(addr) -#define iowrite8(b, addr) sh64_out8(b, addr) -#define iowrite16(b, addr) sh64_out16(b, addr) -#define iowrite32(b, addr) sh64_out32(b, addr) - -#define inb(addr) ctrl_inb(addr) -#define inw(addr) ctrl_inw(addr) -#define inl(addr) ctrl_inl(addr) -#define outb(b, addr) ctrl_outb(b, addr) -#define outw(b, addr) ctrl_outw(b, addr) -#define outl(b, addr) ctrl_outl(b, addr) - -void outsw(unsigned long port, const void *addr, unsigned long count); -void insw(unsigned long port, void *addr, unsigned long count); -void outsl(unsigned long port, const void *addr, unsigned long count); -void insl(unsigned long port, void *addr, unsigned long count); - -#define inb_p(addr) inb(addr) -#define inw_p(addr) inw(addr) -#define inl_p(addr) inl(addr) -#define outb_p(x,addr) outb(x,addr) -#define outw_p(x,addr) outw(x,addr) -#define outl_p(x,addr) outl(x,addr) - -#define __raw_readb readb -#define __raw_readw readw -#define __raw_readl readl -#define __raw_writeb writeb -#define __raw_writew writew -#define __raw_writel writel - -void memcpy_toio(void __iomem *to, const void *from, long count); -void memcpy_fromio(void *to, void __iomem *from, long count); - -#define mmiowb() - -#ifdef __KERNEL__ - -#ifdef CONFIG_SH_CAYMAN -extern unsigned long smsc_superio_virt; -#endif -#ifdef CONFIG_PCI -extern unsigned long pciio_virt; -#endif - -#define IO_SPACE_LIMIT 0xffffffff - -/* - * Change virtual addresses to physical addresses and vv. - * These are trivial on the 1:1 Linux/SuperH mapping - */ -static inline unsigned long virt_to_phys(volatile void * address) -{ - return __pa(address); -} - -static inline void * phys_to_virt(unsigned long address) -{ - return __va(address); -} - -extern void * __ioremap(unsigned long phys_addr, unsigned long size, - unsigned long flags); - -static inline void * ioremap(unsigned long phys_addr, unsigned long size) -{ - return __ioremap(phys_addr, size, 1); -} - -static inline void * ioremap_nocache (unsigned long phys_addr, unsigned long size) -{ - return __ioremap(phys_addr, size, 0); -} - -extern void iounmap(void *addr); - -unsigned long onchip_remap(unsigned long addr, unsigned long size, const char* name); -extern void onchip_unmap(unsigned long vaddr); - -/* - * 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 /* __ASM_SH64_IO_H */ |