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Diffstat (limited to 'include/asm-m68k/io.h')
| -rw-r--r-- | include/asm-m68k/io.h | 369 |
1 files changed, 0 insertions, 369 deletions
diff --git a/include/asm-m68k/io.h b/include/asm-m68k/io.h deleted file mode 100644 index 9e673e3bd43..00000000000 --- a/include/asm-m68k/io.h +++ /dev/null @@ -1,369 +0,0 @@ -/* - * linux/include/asm-m68k/io.h - * - * 4/1/00 RZ: - rewritten to avoid clashes between ISA/PCI and other - * IO access - * - added Q40 support - * - added skeleton for GG-II and Amiga PCMCIA - * 2/3/01 RZ: - moved a few more defs into raw_io.h - * - * inX/outX should not be used by any driver unless it does - * ISA access. Other drivers should use function defined in raw_io.h - * or define its own macros on top of these. - * - * inX(),outX() are for ISA I/O - * isa_readX(),isa_writeX() are for ISA memory - */ - -#ifndef _IO_H -#define _IO_H - -#ifdef __KERNEL__ - -#include <linux/compiler.h> -#include <asm/raw_io.h> -#include <asm/virtconvert.h> - -#include <asm-generic/iomap.h> - -#ifdef CONFIG_ATARI -#include <asm/atarihw.h> -#endif - - -/* - * IO/MEM definitions for various ISA bridges - */ - - -#ifdef CONFIG_Q40 - -#define q40_isa_io_base 0xff400000 -#define q40_isa_mem_base 0xff800000 - -#define Q40_ISA_IO_B(ioaddr) (q40_isa_io_base+1+4*((unsigned long)(ioaddr))) -#define Q40_ISA_IO_W(ioaddr) (q40_isa_io_base+ 4*((unsigned long)(ioaddr))) -#define Q40_ISA_MEM_B(madr) (q40_isa_mem_base+1+4*((unsigned long)(madr))) -#define Q40_ISA_MEM_W(madr) (q40_isa_mem_base+ 4*((unsigned long)(madr))) - -#define MULTI_ISA 0 -#endif /* Q40 */ - -/* GG-II Zorro to ISA bridge */ -#ifdef CONFIG_GG2 - -extern unsigned long gg2_isa_base; -#define GG2_ISA_IO_B(ioaddr) (gg2_isa_base+1+((unsigned long)(ioaddr)*4)) -#define GG2_ISA_IO_W(ioaddr) (gg2_isa_base+ ((unsigned long)(ioaddr)*4)) -#define GG2_ISA_MEM_B(madr) (gg2_isa_base+1+(((unsigned long)(madr)*4) & 0xfffff)) -#define GG2_ISA_MEM_W(madr) (gg2_isa_base+ (((unsigned long)(madr)*4) & 0xfffff)) - -#ifndef MULTI_ISA -#define MULTI_ISA 0 -#else -#undef MULTI_ISA -#define MULTI_ISA 1 -#endif -#endif /* GG2 */ - -#ifdef CONFIG_AMIGA_PCMCIA -#include <asm/amigayle.h> - -#define AG_ISA_IO_B(ioaddr) ( GAYLE_IO+(ioaddr)+(((ioaddr)&1)*GAYLE_ODD) ) -#define AG_ISA_IO_W(ioaddr) ( GAYLE_IO+(ioaddr) ) - -#ifndef MULTI_ISA -#define MULTI_ISA 0 -#else -#undef MULTI_ISA -#define MULTI_ISA 1 -#endif -#endif /* AMIGA_PCMCIA */ - - - -#ifdef CONFIG_ISA - -#if MULTI_ISA == 0 -#undef MULTI_ISA -#endif - -#define ISA_TYPE_Q40 (1) -#define ISA_TYPE_GG2 (2) -#define ISA_TYPE_AG (3) - -#if defined(CONFIG_Q40) && !defined(MULTI_ISA) -#define ISA_TYPE ISA_TYPE_Q40 -#define ISA_SEX 0 -#endif -#if defined(CONFIG_AMIGA_PCMCIA) && !defined(MULTI_ISA) -#define ISA_TYPE ISA_TYPE_AG -#define ISA_SEX 1 -#endif -#if defined(CONFIG_GG2) && !defined(MULTI_ISA) -#define ISA_TYPE ISA_TYPE_GG2 -#define ISA_SEX 0 -#endif - -#ifdef MULTI_ISA -extern int isa_type; -extern int isa_sex; - -#define ISA_TYPE isa_type -#define ISA_SEX isa_sex -#endif - -/* - * define inline addr translation functions. Normally only one variant will - * be compiled in so the case statement will be optimised away - */ - -static inline u8 __iomem *isa_itb(unsigned long addr) -{ - switch(ISA_TYPE) - { -#ifdef CONFIG_Q40 - case ISA_TYPE_Q40: return (u8 __iomem *)Q40_ISA_IO_B(addr); -#endif -#ifdef CONFIG_GG2 - case ISA_TYPE_GG2: return (u8 __iomem *)GG2_ISA_IO_B(addr); -#endif -#ifdef CONFIG_AMIGA_PCMCIA - case ISA_TYPE_AG: return (u8 __iomem *)AG_ISA_IO_B(addr); -#endif - default: return NULL; /* avoid warnings, just in case */ - } -} -static inline u16 __iomem *isa_itw(unsigned long addr) -{ - switch(ISA_TYPE) - { -#ifdef CONFIG_Q40 - case ISA_TYPE_Q40: return (u16 __iomem *)Q40_ISA_IO_W(addr); -#endif -#ifdef CONFIG_GG2 - case ISA_TYPE_GG2: return (u16 __iomem *)GG2_ISA_IO_W(addr); -#endif -#ifdef CONFIG_AMIGA_PCMCIA - case ISA_TYPE_AG: return (u16 __iomem *)AG_ISA_IO_W(addr); -#endif - default: return NULL; /* avoid warnings, just in case */ - } -} -static inline u32 __iomem *isa_itl(unsigned long addr) -{ - switch(ISA_TYPE) - { -#ifdef CONFIG_AMIGA_PCMCIA - case ISA_TYPE_AG: return (u32 __iomem *)AG_ISA_IO_W(addr); -#endif - default: return 0; /* avoid warnings, just in case */ - } -} -static inline u8 __iomem *isa_mtb(unsigned long addr) -{ - switch(ISA_TYPE) - { -#ifdef CONFIG_Q40 - case ISA_TYPE_Q40: return (u8 __iomem *)Q40_ISA_MEM_B(addr); -#endif -#ifdef CONFIG_GG2 - case ISA_TYPE_GG2: return (u8 __iomem *)GG2_ISA_MEM_B(addr); -#endif -#ifdef CONFIG_AMIGA_PCMCIA - case ISA_TYPE_AG: return (u8 __iomem *)addr; -#endif - default: return NULL; /* avoid warnings, just in case */ - } -} -static inline u16 __iomem *isa_mtw(unsigned long addr) -{ - switch(ISA_TYPE) - { -#ifdef CONFIG_Q40 - case ISA_TYPE_Q40: return (u16 __iomem *)Q40_ISA_MEM_W(addr); -#endif -#ifdef CONFIG_GG2 - case ISA_TYPE_GG2: return (u16 __iomem *)GG2_ISA_MEM_W(addr); -#endif -#ifdef CONFIG_AMIGA_PCMCIA - case ISA_TYPE_AG: return (u16 __iomem *)addr; -#endif - default: return NULL; /* avoid warnings, just in case */ - } -} - - -#define isa_inb(port) in_8(isa_itb(port)) -#define isa_inw(port) (ISA_SEX ? in_be16(isa_itw(port)) : in_le16(isa_itw(port))) -#define isa_inl(port) (ISA_SEX ? in_be32(isa_itl(port)) : in_le32(isa_itl(port))) -#define isa_outb(val,port) out_8(isa_itb(port),(val)) -#define isa_outw(val,port) (ISA_SEX ? out_be16(isa_itw(port),(val)) : out_le16(isa_itw(port),(val))) -#define isa_outl(val,port) (ISA_SEX ? out_be32(isa_itl(port),(val)) : out_le32(isa_itl(port),(val))) - -#define isa_readb(p) in_8(isa_mtb((unsigned long)(p))) -#define isa_readw(p) \ - (ISA_SEX ? in_be16(isa_mtw((unsigned long)(p))) \ - : in_le16(isa_mtw((unsigned long)(p)))) -#define isa_writeb(val,p) out_8(isa_mtb((unsigned long)(p)),(val)) -#define isa_writew(val,p) \ - (ISA_SEX ? out_be16(isa_mtw((unsigned long)(p)),(val)) \ - : out_le16(isa_mtw((unsigned long)(p)),(val))) - -static inline void isa_delay(void) -{ - switch(ISA_TYPE) - { -#ifdef CONFIG_Q40 - case ISA_TYPE_Q40: isa_outb(0,0x80); break; -#endif -#ifdef CONFIG_GG2 - case ISA_TYPE_GG2: break; -#endif -#ifdef CONFIG_AMIGA_PCMCIA - case ISA_TYPE_AG: break; -#endif - default: break; /* avoid warnings */ - } -} - -#define isa_inb_p(p) ({u8 v=isa_inb(p);isa_delay();v;}) -#define isa_outb_p(v,p) ({isa_outb((v),(p));isa_delay();}) -#define isa_inw_p(p) ({u16 v=isa_inw(p);isa_delay();v;}) -#define isa_outw_p(v,p) ({isa_outw((v),(p));isa_delay();}) -#define isa_inl_p(p) ({u32 v=isa_inl(p);isa_delay();v;}) -#define isa_outl_p(v,p) ({isa_outl((v),(p));isa_delay();}) - -#define isa_insb(port, buf, nr) raw_insb(isa_itb(port), (u8 *)(buf), (nr)) -#define isa_outsb(port, buf, nr) raw_outsb(isa_itb(port), (u8 *)(buf), (nr)) - -#define isa_insw(port, buf, nr) \ - (ISA_SEX ? raw_insw(isa_itw(port), (u16 *)(buf), (nr)) : \ - raw_insw_swapw(isa_itw(port), (u16 *)(buf), (nr))) - -#define isa_outsw(port, buf, nr) \ - (ISA_SEX ? raw_outsw(isa_itw(port), (u16 *)(buf), (nr)) : \ - raw_outsw_swapw(isa_itw(port), (u16 *)(buf), (nr))) - -#define isa_insl(port, buf, nr) \ - (ISA_SEX ? raw_insl(isa_itl(port), (u32 *)(buf), (nr)) : \ - raw_insw_swapw(isa_itw(port), (u16 *)(buf), (nr)<<1)) - -#define isa_outsl(port, buf, nr) \ - (ISA_SEX ? raw_outsl(isa_itl(port), (u32 *)(buf), (nr)) : \ - raw_outsw_swapw(isa_itw(port), (u16 *)(buf), (nr)<<1)) - - -#define inb isa_inb -#define inb_p isa_inb_p -#define outb isa_outb -#define outb_p isa_outb_p -#define inw isa_inw -#define inw_p isa_inw_p -#define outw isa_outw -#define outw_p isa_outw_p -#define inl isa_inl -#define inl_p isa_inl_p -#define outl isa_outl -#define outl_p isa_outl_p -#define insb isa_insb -#define insw isa_insw -#define insl isa_insl -#define outsb isa_outsb -#define outsw isa_outsw -#define outsl isa_outsl -#define readb isa_readb -#define readw isa_readw -#define writeb isa_writeb -#define writew isa_writew - -#else /* CONFIG_ISA */ - -/* - * We need to define dummy functions for GENERIC_IOMAP support. - */ -#define inb(port) 0xff -#define inb_p(port) 0xff -#define outb(val,port) ((void)0) -#define outb_p(val,port) ((void)0) -#define inw(port) 0xffff -#define outw(val,port) ((void)0) -#define inl(port) 0xffffffffUL -#define outl(val,port) ((void)0) - -#define insb(port,buf,nr) ((void)0) -#define outsb(port,buf,nr) ((void)0) -#define insw(port,buf,nr) ((void)0) -#define outsw(port,buf,nr) ((void)0) -#define insl(port,buf,nr) ((void)0) -#define outsl(port,buf,nr) ((void)0) - -/* - * These should be valid on any ioremap()ed region - */ -#define readb(addr) in_8(addr) -#define writeb(val,addr) out_8((addr),(val)) -#define readw(addr) in_le16(addr) -#define writew(val,addr) out_le16((addr),(val)) - -#endif /* CONFIG_ISA */ - -#define readl(addr) in_le32(addr) -#define writel(val,addr) out_le32((addr),(val)) - -#define mmiowb() - -static inline void __iomem *ioremap(unsigned long physaddr, unsigned long size) -{ - return __ioremap(physaddr, size, IOMAP_NOCACHE_SER); -} -static inline void __iomem *ioremap_nocache(unsigned long physaddr, unsigned long size) -{ - return __ioremap(physaddr, size, IOMAP_NOCACHE_SER); -} -static inline void __iomem *ioremap_writethrough(unsigned long physaddr, - unsigned long size) -{ - return __ioremap(physaddr, size, IOMAP_WRITETHROUGH); -} -static inline void __iomem *ioremap_fullcache(unsigned long physaddr, - unsigned long size) -{ - return __ioremap(physaddr, size, IOMAP_FULL_CACHING); -} - -static inline void memset_io(volatile void __iomem *addr, unsigned char val, int count) -{ - __builtin_memset((void __force *) addr, val, count); -} -static inline void memcpy_fromio(void *dst, const volatile void __iomem *src, int count) -{ - __builtin_memcpy(dst, (void __force *) src, count); -} -static inline void memcpy_toio(volatile void __iomem *dst, const void *src, int count) -{ - __builtin_memcpy((void __force *) dst, src, count); -} - -#ifndef CONFIG_SUN3 -#define IO_SPACE_LIMIT 0xffff -#else -#define IO_SPACE_LIMIT 0x0fffffff -#endif - -#endif /* __KERNEL__ */ - -#define __ARCH_HAS_NO_PAGE_ZERO_MAPPED 1 - -/* - * 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 /* _IO_H */ |