Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
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linux
ide: merge <asm-sparc/ide_64.h> with <asm-sparc/ide_32.h>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
authored by Bartlomiej Zolnierkiewicz and committed by David S. Miller 6662327e edc83d4f
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include/asm-sparc/ide.h
+97
-5
include/asm-sparc/ide.h
···
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#ifndef ___ASM_SPARC_IDE_H
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#define ___ASM_SPARC_IDE_H
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#if defined(__sparc__) && defined(__arch64__)
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#include <asm-sparc/ide_64.h>
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/* ide.h: SPARC PCI specific IDE glue.
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*
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* Copyright (C) 1997 David S. Miller (davem@davemloft.net)
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* Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
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* Adaptation from sparc64 version to sparc by Pete Zaitcev.
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*/
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#ifndef _SPARC_IDE_H
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#define _SPARC_IDE_H
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#ifdef __KERNEL__
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#include <asm/io.h>
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#ifdef CONFIG_SPARC64
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#include <asm/pgalloc.h>
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#include <asm/spitfire.h>
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#include <asm/cacheflush.h>
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#include <asm/page.h>
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#else
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#include <asm-sparc/ide_32.h>
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#include <asm/pgtable.h>
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#include <asm/psr.h>
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#endif
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#undef MAX_HWIFS
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#define MAX_HWIFS 2
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#define __ide_insl(data_reg, buffer, wcount) \
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__ide_insw(data_reg, buffer, (wcount)<<1)
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#define __ide_outsl(data_reg, buffer, wcount) \
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__ide_outsw(data_reg, buffer, (wcount)<<1)
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/* On sparc, I/O ports and MMIO registers are accessed identically. */
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#define __ide_mm_insw __ide_insw
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#define __ide_mm_insl __ide_insl
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#define __ide_mm_outsw __ide_outsw
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#define __ide_mm_outsl __ide_outsl
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static inline void __ide_insw(void __iomem *port, void *dst, u32 count)
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{
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#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE)
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unsigned long end = (unsigned long)dst + (count << 1);
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#endif
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u16 *ps = dst;
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u32 *pi;
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if(((unsigned long)ps) & 0x2) {
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*ps++ = __raw_readw(port);
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count--;
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}
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pi = (u32 *)ps;
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while(count >= 2) {
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u32 w;
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w = __raw_readw(port) << 16;
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w |= __raw_readw(port);
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*pi++ = w;
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count -= 2;
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}
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ps = (u16 *)pi;
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if(count)
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*ps++ = __raw_readw(port);
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#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE)
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__flush_dcache_range((unsigned long)dst, end);
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#endif
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}
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static inline void __ide_outsw(void __iomem *port, const void *src, u32 count)
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{
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#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE)
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unsigned long end = (unsigned long)src + (count << 1);
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#endif
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const u16 *ps = src;
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const u32 *pi;
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if(((unsigned long)src) & 0x2) {
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__raw_writew(*ps++, port);
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count--;
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}
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pi = (const u32 *)ps;
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while(count >= 2) {
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u32 w;
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w = *pi++;
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__raw_writew((w >> 16), port);
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__raw_writew(w, port);
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count -= 2;
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}
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ps = (const u16 *)pi;
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if(count)
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__raw_writew(*ps, port);
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#if defined(CONFIG_SPARC64) && defined(DCACHE_ALIASING_POSSIBLE)
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__flush_dcache_range((unsigned long)src, end);
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#endif
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}
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#endif /* __KERNEL__ */
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#endif /* _SPARC_IDE_H */
-85
include/asm-sparc/ide_32.h
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include/asm-sparc/ide_32.h
···
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/* ide.h: SPARC PCI specific IDE glue.
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*
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* Copyright (C) 1997 David S. Miller (davem@davemloft.net)
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* Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
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* Adaptation from sparc64 version to sparc by Pete Zaitcev.
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*/
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#ifndef _SPARC_IDE_H
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#define _SPARC_IDE_H
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#ifdef __KERNEL__
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#include <asm/pgtable.h>
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#include <asm/io.h>
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#include <asm/psr.h>
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#undef MAX_HWIFS
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#define MAX_HWIFS 2
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#define __ide_insl(data_reg, buffer, wcount) \
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__ide_insw(data_reg, buffer, (wcount)<<1)
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#define __ide_outsl(data_reg, buffer, wcount) \
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__ide_outsw(data_reg, buffer, (wcount)<<1)
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/* On sparc, I/O ports and MMIO registers are accessed identically. */
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#define __ide_mm_insw __ide_insw
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#define __ide_mm_insl __ide_insl
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#define __ide_mm_outsw __ide_outsw
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#define __ide_mm_outsl __ide_outsl
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static inline void __ide_insw(void __iomem *port, void *dst, u32 count)
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{
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/* unsigned long end = (unsigned long)dst + (count << 1); */ /* P3 */
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u16 *ps = dst;
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u32 *pi;
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if(((unsigned long)ps) & 0x2) {
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*ps++ = __raw_readw(port);
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count--;
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}
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pi = (u32 *)ps;
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while(count >= 2) {
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u32 w;
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w = __raw_readw(port) << 16;
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w |= __raw_readw(port);
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*pi++ = w;
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count -= 2;
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}
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ps = (u16 *)pi;
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if(count)
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*ps++ = __raw_readw(port);
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/* __flush_dcache_range((unsigned long)dst, end); */ /* P3 see hme */
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}
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static inline void __ide_outsw(void __iomem *port, const void *src, u32 count)
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{
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/* unsigned long end = (unsigned long)src + (count << 1); */
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const u16 *ps = src;
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const u32 *pi;
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if(((unsigned long)src) & 0x2) {
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__raw_writew(*ps++, port);
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count--;
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}
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pi = (const u32 *)ps;
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while(count >= 2) {
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u32 w;
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w = *pi++;
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__raw_writew((w >> 16), port);
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__raw_writew(w, port);
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count -= 2;
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}
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ps = (const u16 *)pi;
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if(count)
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__raw_writew(*ps, port);
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/* __flush_dcache_range((unsigned long)src, end); */ /* P3 see hme */
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}
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#endif /* __KERNEL__ */
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#endif /* _SPARC_IDE_H */
-100
include/asm-sparc/ide_64.h
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include/asm-sparc/ide_64.h
···
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/*
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* ide.h: Ultra/PCI specific IDE glue.
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*
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* Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)
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* Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be)
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*/
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#ifndef _SPARC64_IDE_H
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#define _SPARC64_IDE_H
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#ifdef __KERNEL__
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#include <asm/pgalloc.h>
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#include <asm/io.h>
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#include <asm/spitfire.h>
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#include <asm/cacheflush.h>
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#include <asm/page.h>
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#ifndef MAX_HWIFS
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# ifdef CONFIG_BLK_DEV_IDEPCI
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#define MAX_HWIFS 10
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# else
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#define MAX_HWIFS 2
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# endif
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#endif
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#define __ide_insl(data_reg, buffer, wcount) \
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__ide_insw(data_reg, buffer, (wcount)<<1)
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#define __ide_outsl(data_reg, buffer, wcount) \
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__ide_outsw(data_reg, buffer, (wcount)<<1)
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/* On sparc64, I/O ports and MMIO registers are accessed identically. */
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#define __ide_mm_insw __ide_insw
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#define __ide_mm_insl __ide_insl
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#define __ide_mm_outsw __ide_outsw
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#define __ide_mm_outsl __ide_outsl
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static inline void __ide_insw(void __iomem *port, void *dst, u32 count)
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{
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#ifdef DCACHE_ALIASING_POSSIBLE
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unsigned long end = (unsigned long)dst + (count << 1);
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#endif
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u16 *ps = dst;
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u32 *pi;
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if(((u64)ps) & 0x2) {
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*ps++ = __raw_readw(port);
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count--;
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}
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pi = (u32 *)ps;
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while(count >= 2) {
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u32 w;
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w = __raw_readw(port) << 16;
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w |= __raw_readw(port);
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*pi++ = w;
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count -= 2;
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}
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ps = (u16 *)pi;
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if(count)
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*ps++ = __raw_readw(port);
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#ifdef DCACHE_ALIASING_POSSIBLE
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__flush_dcache_range((unsigned long)dst, end);
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#endif
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}
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static inline void __ide_outsw(void __iomem *port, void *src, u32 count)
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{
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#ifdef DCACHE_ALIASING_POSSIBLE
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unsigned long end = (unsigned long)src + (count << 1);
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#endif
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const u16 *ps = src;
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const u32 *pi;
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if(((u64)src) & 0x2) {
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__raw_writew(*ps++, port);
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count--;
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}
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pi = (const u32 *)ps;
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while(count >= 2) {
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u32 w;
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w = *pi++;
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__raw_writew((w >> 16), port);
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__raw_writew(w, port);
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count -= 2;
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}
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ps = (const u16 *)pi;
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if(count)
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__raw_writew(*ps, port);
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#ifdef DCACHE_ALIASING_POSSIBLE
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__flush_dcache_range((unsigned long)src, end);
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#endif
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}
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#endif /* __KERNEL__ */
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#endif /* _SPARC64_IDE_H */