diff options
Diffstat (limited to 'include/asm-sh/io_generic.h')
| -rw-r--r-- | include/asm-sh/io_generic.h | 96 |
1 files changed, 47 insertions, 49 deletions
diff --git a/include/asm-sh/io_generic.h b/include/asm-sh/io_generic.h index be14587342f7..92fc6070d7b3 100644 --- a/include/asm-sh/io_generic.h +++ b/include/asm-sh/io_generic.h @@ -1,51 +1,49 @@ /* - * include/asm-sh/io_generic.h - * - * Copyright 2000 Stuart Menefy (stuart.menefy@st.com) - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * Generic IO functions + * Trivial I/O routine definitions, intentionally meant to be included + * multiple times. Ugly I/O routine concatenation helpers taken from + * alpha. Must be included _before_ io.h to avoid preprocessor-induced + * routine mismatch. */ - -#ifndef _ASM_SH_IO_GENERIC_H -#define _ASM_SH_IO_GENERIC_H - -extern unsigned long generic_io_base; - -extern unsigned char generic_inb(unsigned long port); -extern unsigned short generic_inw(unsigned long port); -extern unsigned int generic_inl(unsigned long port); - -extern void generic_outb(unsigned char value, unsigned long port); -extern void generic_outw(unsigned short value, unsigned long port); -extern void generic_outl(unsigned int value, unsigned long port); - -extern unsigned char generic_inb_p(unsigned long port); -extern unsigned short generic_inw_p(unsigned long port); -extern unsigned int generic_inl_p(unsigned long port); -extern void generic_outb_p(unsigned char value, unsigned long port); -extern void generic_outw_p(unsigned short value, unsigned long port); -extern void generic_outl_p(unsigned int value, unsigned long port); - -extern void generic_insb(unsigned long port, void *addr, unsigned long count); -extern void generic_insw(unsigned long port, void *addr, unsigned long count); -extern void generic_insl(unsigned long port, void *addr, unsigned long count); -extern void generic_outsb(unsigned long port, const void *addr, unsigned long count); -extern void generic_outsw(unsigned long port, const void *addr, unsigned long count); -extern void generic_outsl(unsigned long port, const void *addr, unsigned long count); - -extern unsigned char generic_readb(unsigned long addr); -extern unsigned short generic_readw(unsigned long addr); -extern unsigned int generic_readl(unsigned long addr); -extern void generic_writeb(unsigned char b, unsigned long addr); -extern void generic_writew(unsigned short b, unsigned long addr); -extern void generic_writel(unsigned int b, unsigned long addr); - -extern void *generic_ioremap(unsigned long offset, unsigned long size); -extern void generic_iounmap(void *addr); - -extern unsigned long generic_isa_port2addr(unsigned long offset); - -#endif /* _ASM_SH_IO_GENERIC_H */ +#define IO_CONCAT(a,b) _IO_CONCAT(a,b) +#define _IO_CONCAT(a,b) a ## _ ## b + +#ifndef __IO_PREFIX +#error "Don't include this header without a valid system prefix" +#endif + +u8 IO_CONCAT(__IO_PREFIX,inb)(unsigned long); +u16 IO_CONCAT(__IO_PREFIX,inw)(unsigned long); +u32 IO_CONCAT(__IO_PREFIX,inl)(unsigned long); + +void IO_CONCAT(__IO_PREFIX,outb)(u8, unsigned long); +void IO_CONCAT(__IO_PREFIX,outw)(u16, unsigned long); +void IO_CONCAT(__IO_PREFIX,outl)(u32, unsigned long); + +u8 IO_CONCAT(__IO_PREFIX,inb_p)(unsigned long); +u16 IO_CONCAT(__IO_PREFIX,inw_p)(unsigned long); +u32 IO_CONCAT(__IO_PREFIX,inl_p)(unsigned long); +void IO_CONCAT(__IO_PREFIX,outb_p)(u8, unsigned long); +void IO_CONCAT(__IO_PREFIX,outw_p)(u16, unsigned long); +void IO_CONCAT(__IO_PREFIX,outl_p)(u32, unsigned long); + +void IO_CONCAT(__IO_PREFIX,insb)(unsigned long, void *dst, unsigned long count); +void IO_CONCAT(__IO_PREFIX,insw)(unsigned long, void *dst, unsigned long count); +void IO_CONCAT(__IO_PREFIX,insl)(unsigned long, void *dst, unsigned long count); +void IO_CONCAT(__IO_PREFIX,outsb)(unsigned long, const void *src, unsigned long count); +void IO_CONCAT(__IO_PREFIX,outsw)(unsigned long, const void *src, unsigned long count); +void IO_CONCAT(__IO_PREFIX,outsl)(unsigned long, const void *src, unsigned long count); + +u8 IO_CONCAT(__IO_PREFIX,readb)(void __iomem *); +u16 IO_CONCAT(__IO_PREFIX,readw)(void __iomem *); +u32 IO_CONCAT(__IO_PREFIX,readl)(void __iomem *); +void IO_CONCAT(__IO_PREFIX,writeb)(u8, void __iomem *); +void IO_CONCAT(__IO_PREFIX,writew)(u16, void __iomem *); +void IO_CONCAT(__IO_PREFIX,writel)(u32, void __iomem *); + +void *IO_CONCAT(__IO_PREFIX,ioremap)(unsigned long offset, unsigned long size); +void IO_CONCAT(__IO_PREFIX,iounmap)(void *addr); + +void __iomem *IO_CONCAT(__IO_PREFIX,ioport_map)(unsigned long addr, unsigned int size); +void IO_CONCAT(__IO_PREFIX,ioport_unmap)(void __iomem *addr); + +#undef __IO_PREFIX |