diff options
Diffstat (limited to 'include/asm-arm/arch-ixp4xx/io.h')
| -rw-r--r-- | include/asm-arm/arch-ixp4xx/io.h | 176 |
1 files changed, 175 insertions, 1 deletions
diff --git a/include/asm-arm/arch-ixp4xx/io.h b/include/asm-arm/arch-ixp4xx/io.h index c27b9d3079a7..7495026e2c18 100644 --- a/include/asm-arm/arch-ixp4xx/io.h +++ b/include/asm-arm/arch-ixp4xx/io.h @@ -3,7 +3,7 @@ * * Author: Deepak Saxena <dsaxena@plexity.net> * - * Copyright (C) 2002-2004 MontaVista Software, Inc. + * Copyright (C) 2002-2005 MontaVista Software, Inc. * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -383,6 +383,180 @@ __ixp4xx_insl(u32 io_addr, u32 *vaddr, u32 count) *vaddr++ = inl(io_addr); } +#define __is_io_address(p) (((unsigned long)p >= 0x0) && \ + ((unsigned long)p <= 0x0000ffff)) +static inline unsigned int +__ixp4xx_ioread8(void __iomem *port) +{ + if (__is_io_address(port)) + return (unsigned int)__ixp4xx_inb((unsigned int)port); + else +#ifndef CONFIG_IXP4XX_INDIRECT_PCI + return (unsigned int)__raw_readb((u32)port); +#else + return (unsigned int)__ixp4xx_readb((u32)port); +#endif +} + +static inline void +__ixp4xx_ioread8_rep(u32 port, u8 *vaddr, u32 count) +{ + if (__is_io_address(port)) + __ixp4xx_insb(port, vaddr, count); + else +#ifndef CONFIG_IXP4XX_INDIRECT_PCI + __raw_readsb((void __iomem *)port, vaddr, count); +#else + __ixp4xx_readsb(port, vaddr, count); +#endif +} + +static inline unsigned int +__ixp4xx_ioread16(void __iomem *port) +{ + if (__is_io_address(port)) + return (unsigned int)__ixp4xx_inw((unsigned int)port); + else +#ifndef CONFIG_IXP4XX_INDIRECT_PCI + return le16_to_cpu(__raw_readw((u32)port)); +#else + return (unsigned int)__ixp4xx_readw((u32)port); +#endif +} + +static inline void +__ixp4xx_ioread16_rep(u32 port, u16 *vaddr, u32 count) +{ + if (__is_io_address(port)) + __ixp4xx_insw(port, vaddr, count); + else +#ifndef CONFIG_IXP4XX_INDIRECT_PCI + __raw_readsw((void __iomem *)port, vaddr, count); +#else + __ixp4xx_readsw(port, vaddr, count); +#endif +} + +static inline unsigned int +__ixp4xx_ioread32(void __iomem *port) +{ + if (__is_io_address(port)) + return (unsigned int)__ixp4xx_inl((unsigned int)port); + else { +#ifndef CONFIG_IXP4XX_INDIRECT_PCI + return le32_to_cpu(__raw_readl((u32)port)); +#else + return (unsigned int)__ixp4xx_readl((u32)port); +#endif + } +} + +static inline void +__ixp4xx_ioread32_rep(u32 port, u32 *vaddr, u32 count) +{ + if (__is_io_address(port)) + __ixp4xx_insl(port, vaddr, count); + else +#ifndef CONFIG_IXP4XX_INDIRECT_PCI + __raw_readsl((void __iomem *)port, vaddr, count); +#else + __ixp4xx_readsl(port, vaddr, count); +#endif +} + +static inline void +__ixp4xx_iowrite8(u8 value, void __iomem *port) +{ + if (__is_io_address(port)) + __ixp4xx_outb(value, (unsigned int)port); + else +#ifndef CONFIG_IXP4XX_INDIRECT_PCI + __raw_writeb(value, (u32)port); +#else + __ixp4xx_writeb(value, (u32)port); +#endif +} + +static inline void +__ixp4xx_iowrite8_rep(u32 port, u8 *vaddr, u32 count) +{ + if (__is_io_address(port)) + __ixp4xx_outsb(port, vaddr, count); +#ifndef CONFIG_IXP4XX_INDIRECT_PCI + __raw_writesb((void __iomem *)port, vaddr, count); +#else + __ixp4xx_writesb(port, vaddr, count); +#endif +} + +static inline void +__ixp4xx_iowrite16(u16 value, void __iomem *port) +{ + if (__is_io_address(port)) + __ixp4xx_outw(value, (unsigned int)port); + else +#ifndef CONFIG_IXP4XX_INDIRECT_PCI + __raw_writew(cpu_to_le16(value), (u32)port); +#else + __ixp4xx_writew(value, (u32)port); +#endif +} + +static inline void +__ixp4xx_iowrite16_rep(u32 port, u16 *vaddr, u32 count) +{ + if (__is_io_address(port)) + __ixp4xx_outsw(port, vaddr, count); +#ifndef CONFIG_IXP4XX_INDIRECT_PCI + __raw_readsw((void __iomem *)port, vaddr, count); +#else + __ixp4xx_writesw(port, vaddr, count); +#endif +} + +static inline void +__ixp4xx_iowrite32(u32 value, void __iomem *port) +{ + if (__is_io_address(port)) + __ixp4xx_outl(value, (unsigned int)port); + else +#ifndef CONFIG_IXP4XX_INDIRECT_PCI + __raw_writel(cpu_to_le32(value), (u32)port); +#else + __ixp4xx_writel(value, (u32)port); +#endif +} + +static inline void +__ixp4xx_iowrite32_rep(u32 port, u32 *vaddr, u32 count) +{ + if (__is_io_address(port)) + __ixp4xx_outsl(port, vaddr, count); +#ifndef CONFIG_IXP4XX_INDIRECT_PCI + __raw_readsl((void __iomem *)port, vaddr, count); +#else + __ixp4xx_outsl(port, vaddr, count); +#endif +} + +#define ioread8(p) __ixp4xx_ioread8(p) +#define ioread16(p) __ixp4xx_ioread16(p) +#define ioread32(p) __ixp4xx_ioread32(p) + +#define ioread8_rep(p, v, c) __ixp4xx_ioread8_rep(p, v, c) +#define ioread16_rep(p, v, c) __ixp4xx_ioread16_rep(p, v, c) +#define ioread32_rep(p, v, c) __ixp4xx_ioread32_rep(p, v, c) + +#define iowrite8(v,p) __ixp4xx_iowrite8(v,p) +#define iowrite16(v,p) __ixp4xx_iowrite16(v,p) +#define iowrite32(v,p) __ixp4xx_iowrite32(v,p) + +#define iowrite8_rep(p, v, c) __ixp4xx_iowrite8_rep(p, v, c) +#define iowrite16_rep(p, v, c) __ixp4xx_iowrite16_rep(p, v, c) +#define iowrite32_rep(p, v, c) __ixp4xx_iowrite32_rep(p, v, c) + +#define ioport_map(port, nr) ((void __iomem*)port) +#define ioport_unmap(addr) #endif // __ASM_ARM_ARCH_IO_H |