diff options
-rw-r--r-- | arch/sparc/Makefile | 1 | ||||
-rw-r--r-- | include/asm-sparc/ide.h | 102 | ||||
-rw-r--r-- | include/asm-sparc/ide_32.h | 95 | ||||
-rw-r--r-- | include/asm-sparc/ide_64.h | 118 | ||||
-rw-r--r-- | include/asm-sparc/io_32.h | 1 | ||||
-rw-r--r-- | include/asm-sparc/io_64.h | 2 |
6 files changed, 100 insertions, 219 deletions
diff --git a/arch/sparc/Makefile b/arch/sparc/Makefile index fef28e2..6668e60 100644 --- a/arch/sparc/Makefile +++ b/arch/sparc/Makefile @@ -18,6 +18,7 @@ CHECKFLAGS += -D__sparc__ #KBUILD_CFLAGS += -g -pipe -fcall-used-g5 -fcall-used-g7 KBUILD_CFLAGS += -m32 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7 KBUILD_AFLAGS += -m32 +CPPFLAGS_vmlinux.lds += -m32 #LDFLAGS_vmlinux = -N -Ttext 0xf0004000 # Since 2.5.40, the first stage is left not btfix-ed. diff --git a/include/asm-sparc/ide.h b/include/asm-sparc/ide.h index a3c7f5f..879fcec 100644 --- a/include/asm-sparc/ide.h +++ b/include/asm-sparc/ide.h @@ -1,8 +1,100 @@ -#ifndef ___ASM_SPARC_IDE_H -#define ___ASM_SPARC_IDE_H -#if defined(__sparc__) && defined(__arch64__) -#include <asm-sparc/ide_64.h> +/* ide.h: SPARC PCI specific IDE glue. + * + * Copyright (C) 1997 David S. Miller (davem@davemloft.net) + * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be) + * Adaptation from sparc64 version to sparc by Pete Zaitcev. + */ + +#ifndef _SPARC_IDE_H +#define _SPARC_IDE_H + +#ifdef __KERNEL__ + +#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-sparc/ide_32.h> +#include <asm/pgtable.h> +#include <asm/psr.h> #endif + +#undef MAX_HWIFS +#define MAX_HWIFS 2 + +#define __ide_insl(data_reg, buffer, wcount) \ + __ide_insw(data_reg, buffer, (wcount)<<1) +#define __ide_outsl(data_reg, buffer, wcount) \ + __ide_outsw(data_reg, buffer, (wcount)<<1) + +/* On sparc, I/O ports and MMIO registers are accessed identically. */ +#define __ide_mm_insw __ide_insw +#define __ide_mm_insl __ide_insl +#define __ide_mm_outsw __ide_outsw +#define __ide_mm_outsl __ide_outsl + +static inline void __ide_insw(void __iomem *port, void *dst, u32 count) +{ +#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE) + unsigned long end = (unsigned long)dst + (count << 1); #endif + u16 *ps = dst; + u32 *pi; + + if(((unsigned long)ps) & 0x2) { + *ps++ = __raw_readw(port); + count--; + } + pi = (u32 *)ps; + while(count >= 2) { + u32 w; + + w = __raw_readw(port) << 16; + w |= __raw_readw(port); + *pi++ = w; + count -= 2; + } + ps = (u16 *)pi; + if(count) + *ps++ = __raw_readw(port); + +#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE) + __flush_dcache_range((unsigned long)dst, end); +#endif +} + +static inline void __ide_outsw(void __iomem *port, const void *src, u32 count) +{ +#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE) + unsigned long end = (unsigned long)src + (count << 1); +#endif + const u16 *ps = src; + const u32 *pi; + + if(((unsigned long)src) & 0x2) { + __raw_writew(*ps++, port); + count--; + } + pi = (const u32 *)ps; + while(count >= 2) { + u32 w; + + w = *pi++; + __raw_writew((w >> 16), port); + __raw_writew(w, port); + count -= 2; + } + ps = (const u16 *)pi; + if(count) + __raw_writew(*ps, port); + +#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE) + __flush_dcache_range((unsigned long)src, end); +#endif +} + +#endif /* __KERNEL__ */ + +#endif /* _SPARC_IDE_H */ diff --git a/include/asm-sparc/ide_32.h b/include/asm-sparc/ide_32.h deleted file mode 100644 index afd1736..0000000 --- a/include/asm-sparc/ide_32.h +++ /dev/null @@ -1,95 +0,0 @@ -/* ide.h: SPARC PCI specific IDE glue. - * - * Copyright (C) 1997 David S. Miller (davem@davemloft.net) - * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be) - * Adaptation from sparc64 version to sparc by Pete Zaitcev. - */ - -#ifndef _SPARC_IDE_H -#define _SPARC_IDE_H - -#ifdef __KERNEL__ - -#include <asm/pgtable.h> -#include <asm/io.h> -#include <asm/psr.h> - -#undef MAX_HWIFS -#define MAX_HWIFS 2 - -#define __ide_insl(data_reg, buffer, wcount) \ - __ide_insw(data_reg, buffer, (wcount)<<1) -#define __ide_outsl(data_reg, buffer, wcount) \ - __ide_outsw(data_reg, buffer, (wcount)<<1) - -/* On sparc, I/O ports and MMIO registers are accessed identically. */ -#define __ide_mm_insw __ide_insw -#define __ide_mm_insl __ide_insl -#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) -{ - volatile unsigned short *data_port; - /* unsigned long end = (unsigned long)dst + (count << 1); */ /* P3 */ - u16 *ps = dst; - u32 *pi; - - data_port = (volatile unsigned short *)port; - - if(((unsigned long)ps) & 0x2) { - *ps++ = *data_port; - count--; - } - pi = (u32 *)ps; - while(count >= 2) { - u32 w; - - w = (*data_port) << 16; - w |= (*data_port); - *pi++ = w; - count -= 2; - } - ps = (u16 *)pi; - if(count) - *ps++ = *data_port; - - /* __flush_dcache_range((unsigned long)dst, end); */ /* P3 see hme */ -} - -static inline void __ide_outsw(unsigned long port, - const void *src, - unsigned long count) -{ - volatile unsigned short *data_port; - /* unsigned long end = (unsigned long)src + (count << 1); */ - const u16 *ps = src; - const u32 *pi; - - data_port = (volatile unsigned short *)port; - - if(((unsigned long)src) & 0x2) { - *data_port = *ps++; - count--; - } - pi = (const u32 *)ps; - while(count >= 2) { - u32 w; - - w = *pi++; - *data_port = (w >> 16); - *data_port = w; - count -= 2; - } - ps = (const u16 *)pi; - if(count) - *data_port = *ps; - - /* __flush_dcache_range((unsigned long)src, end); */ /* P3 see hme */ -} - -#endif /* __KERNEL__ */ - -#endif /* _SPARC_IDE_H */ diff --git a/include/asm-sparc/ide_64.h b/include/asm-sparc/ide_64.h deleted file mode 100644 index 1282676..0000000 --- a/include/asm-sparc/ide_64.h +++ /dev/null @@ -1,118 +0,0 @@ -/* - * ide.h: Ultra/PCI specific IDE glue. - * - * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu) - * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be) - */ - -#ifndef _SPARC64_IDE_H -#define _SPARC64_IDE_H - -#ifdef __KERNEL__ - -#include <asm/pgalloc.h> -#include <asm/io.h> -#include <asm/spitfire.h> -#include <asm/cacheflush.h> -#include <asm/page.h> - -#ifndef MAX_HWIFS -# ifdef CONFIG_BLK_DEV_IDEPCI -#define MAX_HWIFS 10 -# else -#define MAX_HWIFS 2 -# endif -#endif - -#define __ide_insl(data_reg, buffer, wcount) \ - __ide_insw(data_reg, buffer, (wcount)<<1) -#define __ide_outsl(data_reg, buffer, wcount) \ - __ide_outsw(data_reg, buffer, (wcount)<<1) - -/* On sparc64, I/O ports and MMIO registers are accessed identically. */ -#define __ide_mm_insw __ide_insw -#define __ide_mm_insl __ide_insl -#define __ide_mm_outsw __ide_outsw -#define __ide_mm_outsl __ide_outsl - -static inline unsigned int inw_be(void __iomem *addr) -{ - unsigned int ret; - - __asm__ __volatile__("lduha [%1] %2, %0" - : "=r" (ret) - : "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); - - return ret; -} - -static inline void __ide_insw(void __iomem *port, void *dst, u32 count) -{ -#ifdef DCACHE_ALIASING_POSSIBLE - unsigned long end = (unsigned long)dst + (count << 1); -#endif - u16 *ps = dst; - u32 *pi; - - if(((u64)ps) & 0x2) { - *ps++ = inw_be(port); - count--; - } - pi = (u32 *)ps; - while(count >= 2) { - u32 w; - - w = inw_be(port) << 16; - w |= inw_be(port); - *pi++ = w; - count -= 2; - } - ps = (u16 *)pi; - if(count) - *ps++ = inw_be(port); - -#ifdef DCACHE_ALIASING_POSSIBLE - __flush_dcache_range((unsigned long)dst, end); -#endif -} - -static inline void outw_be(unsigned short w, void __iomem *addr) -{ - __asm__ __volatile__("stha %0, [%1] %2" - : /* no outputs */ - : "r" (w), "r" (addr), "i" (ASI_PHYS_BYPASS_EC_E)); -} - -static inline void __ide_outsw(void __iomem *port, void *src, u32 count) -{ -#ifdef DCACHE_ALIASING_POSSIBLE - unsigned long end = (unsigned long)src + (count << 1); -#endif - const u16 *ps = src; - const u32 *pi; - - if(((u64)src) & 0x2) { - outw_be(*ps++, port); - count--; - } - pi = (const u32 *)ps; - while(count >= 2) { - u32 w; - - w = *pi++; - outw_be((w >> 16), port); - outw_be(w, port); - count -= 2; - } - ps = (const u16 *)pi; - if(count) - outw_be(*ps, port); - -#ifdef DCACHE_ALIASING_POSSIBLE - __flush_dcache_range((unsigned long)src, end); -#endif -} - -#endif /* __KERNEL__ */ - -#endif /* _SPARC64_IDE_H */ diff --git a/include/asm-sparc/io_32.h b/include/asm-sparc/io_32.h index c43af72..10d7da4 100644 --- a/include/asm-sparc/io_32.h +++ b/include/asm-sparc/io_32.h @@ -244,6 +244,7 @@ _memcpy_toio(volatile void __iomem *dst, const void *src, __kernel_size_t n) */ extern void __iomem *ioremap(unsigned long offset, unsigned long size); #define ioremap_nocache(X,Y) ioremap((X),(Y)) +#define ioremap_wc(X,Y) ioremap((X),(Y)) extern void iounmap(volatile void __iomem *addr); #define ioread8(X) readb(X) diff --git a/include/asm-sparc/io_64.h b/include/asm-sparc/io_64.h index f490741..0bff078 100644 --- a/include/asm-sparc/io_64.h +++ b/include/asm-sparc/io_64.h @@ -16,7 +16,6 @@ /* BIO layer definitions. */ extern unsigned long kern_base, kern_size; #define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT) -#define BIO_VMERGE_BOUNDARY 8192 static inline u8 _inb(unsigned long addr) { @@ -461,6 +460,7 @@ static inline void __iomem *ioremap(unsigned long offset, unsigned long size) } #define ioremap_nocache(X,Y) ioremap((X),(Y)) +#define ioremap_wc(X,Y) ioremap((X),(Y)) static inline void iounmap(volatile void __iomem *addr) { |