diff options
Diffstat (limited to 'include/asm-sparc/ide.h')
| -rw-r--r-- | include/asm-sparc/ide.h | 55 |
1 files changed, 30 insertions, 25 deletions
diff --git a/include/asm-sparc/ide.h b/include/asm-sparc/ide.h index afd1736ed48..879fcec72dc 100644 --- a/include/asm-sparc/ide.h +++ b/include/asm-sparc/ide.h @@ -10,9 +10,16 @@ #ifdef __KERNEL__ -#include <asm/pgtable.h> #include <asm/io.h> +#ifdef CONFIG_SPARC64 +#include <asm/pgalloc.h> +#include <asm/spitfire.h> +#include <asm/cacheflush.h> +#include <asm/page.h> +#else +#include <asm/pgtable.h> #include <asm/psr.h> +#endif #undef MAX_HWIFS #define MAX_HWIFS 2 @@ -28,50 +35,46 @@ #define __ide_mm_outsw __ide_outsw #define __ide_mm_outsl __ide_outsl -static inline void __ide_insw(unsigned long port, - void *dst, - unsigned long count) +static inline void __ide_insw(void __iomem *port, void *dst, u32 count) { - volatile unsigned short *data_port; - /* unsigned long end = (unsigned long)dst + (count << 1); */ /* P3 */ +#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE) + unsigned long end = (unsigned long)dst + (count << 1); +#endif u16 *ps = dst; u32 *pi; - data_port = (volatile unsigned short *)port; - if(((unsigned long)ps) & 0x2) { - *ps++ = *data_port; + *ps++ = __raw_readw(port); count--; } pi = (u32 *)ps; while(count >= 2) { u32 w; - w = (*data_port) << 16; - w |= (*data_port); + w = __raw_readw(port) << 16; + w |= __raw_readw(port); *pi++ = w; count -= 2; } ps = (u16 *)pi; if(count) - *ps++ = *data_port; + *ps++ = __raw_readw(port); - /* __flush_dcache_range((unsigned long)dst, end); */ /* P3 see hme */ +#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE) + __flush_dcache_range((unsigned long)dst, end); +#endif } -static inline void __ide_outsw(unsigned long port, - const void *src, - unsigned long count) +static inline void __ide_outsw(void __iomem *port, const void *src, u32 count) { - volatile unsigned short *data_port; - /* unsigned long end = (unsigned long)src + (count << 1); */ +#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE) + unsigned long end = (unsigned long)src + (count << 1); +#endif const u16 *ps = src; const u32 *pi; - data_port = (volatile unsigned short *)port; - if(((unsigned long)src) & 0x2) { - *data_port = *ps++; + __raw_writew(*ps++, port); count--; } pi = (const u32 *)ps; @@ -79,15 +82,17 @@ static inline void __ide_outsw(unsigned long port, u32 w; w = *pi++; - *data_port = (w >> 16); - *data_port = w; + __raw_writew((w >> 16), port); + __raw_writew(w, port); count -= 2; } ps = (const u16 *)pi; if(count) - *data_port = *ps; + __raw_writew(*ps, port); - /* __flush_dcache_range((unsigned long)src, end); */ /* P3 see hme */ +#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE) + __flush_dcache_range((unsigned long)src, end); +#endif } #endif /* __KERNEL__ */ |