diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-03-05 12:47:28 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-03-05 12:47:28 +0100 |
commit | 7df4edb07cf54a4868b9a750424c0d2aa68f8d66 (patch) | |
tree | 0ad0ad3f3dcb6f9edf26dde42ba625053dddf54f /arch/m68k/include/asm/ide.h | |
parent | 0d688da5505d77bcef2441e0a22d8cc26459702d (diff) | |
parent | 559595a985e106d2fa9f0c79b7f5805453fed593 (diff) |
Merge branch 'linus' into core/iommu
Diffstat (limited to 'arch/m68k/include/asm/ide.h')
-rw-r--r-- | arch/m68k/include/asm/ide.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/arch/m68k/include/asm/ide.h b/arch/m68k/include/asm/ide.h new file mode 100644 index 00000000000..b996a3c8cff --- /dev/null +++ b/arch/m68k/include/asm/ide.h @@ -0,0 +1,130 @@ +/* + * linux/include/asm-m68k/ide.h + * + * Copyright (C) 1994-1996 Linus Torvalds & authors + */ + +/* Copyright(c) 1996 Kars de Jong */ +/* Based on the ide driver from 1.2.13pl8 */ + +/* + * Credits (alphabetical): + * + * - Bjoern Brauel + * - Kars de Jong + * - Torsten Ebeling + * - Dwight Engen + * - Thorsten Floeck + * - Roman Hodek + * - Guenther Kelleter + * - Chris Lawrence + * - Michael Rausch + * - Christian Sauer + * - Michael Schmitz + * - Jes Soerensen + * - Michael Thurm + * - Geert Uytterhoeven + */ + +#ifndef _M68K_IDE_H +#define _M68K_IDE_H + +#ifdef __KERNEL__ + + +#include <asm/setup.h> +#include <asm/io.h> +#include <asm/irq.h> + +#ifdef CONFIG_ATARI +#include <linux/interrupt.h> +#include <asm/atari_stdma.h> +#endif + +#ifdef CONFIG_MAC +#include <asm/macints.h> +#endif + +/* + * Get rid of defs from io.h - ide has its private and conflicting versions + * Since so far no single m68k platform uses ISA/PCI I/O space for IDE, we + * always use the `raw' MMIO versions + */ +#undef inb +#undef inw +#undef insw +#undef inl +#undef insl +#undef outb +#undef outw +#undef outsw +#undef outl +#undef outsl +#undef readb +#undef readw +#undef readl +#undef writeb +#undef writew +#undef writel + +#define inb in_8 +#define inw in_be16 +#define insw(port, addr, n) raw_insw((u16 *)port, addr, n) +#define inl in_be32 +#define insl(port, addr, n) raw_insl((u32 *)port, addr, n) +#define outb(val, port) out_8(port, val) +#define outw(val, port) out_be16(port, val) +#define outsw(port, addr, n) raw_outsw((u16 *)port, addr, n) +#define outl(val, port) out_be32(port, val) +#define outsl(port, addr, n) raw_outsl((u32 *)port, addr, n) +#define readb in_8 +#define readw in_be16 +#define __ide_mm_insw(port, addr, n) raw_insw((u16 *)port, addr, n) +#define readl in_be32 +#define __ide_mm_insl(port, addr, n) raw_insl((u32 *)port, addr, n) +#define writeb(val, port) out_8(port, val) +#define writew(val, port) out_be16(port, val) +#define __ide_mm_outsw(port, addr, n) raw_outsw((u16 *)port, addr, n) +#define writel(val, port) out_be32(port, val) +#define __ide_mm_outsl(port, addr, n) raw_outsl((u32 *)port, addr, n) +#if defined(CONFIG_ATARI) || defined(CONFIG_Q40) +#define insw_swapw(port, addr, n) raw_insw_swapw((u16 *)port, addr, n) +#define outsw_swapw(port, addr, n) raw_outsw_swapw((u16 *)port, addr, n) +#endif + +#ifdef CONFIG_BLK_DEV_FALCON_IDE +#define IDE_ARCH_LOCK + +extern int falconide_intr_lock; + +static __inline__ void ide_release_lock (void) +{ + if (MACH_IS_ATARI) { + if (falconide_intr_lock == 0) { + printk("ide_release_lock: bug\n"); + return; + } + falconide_intr_lock = 0; + stdma_release(); + } +} + +static __inline__ void +ide_get_lock(irq_handler_t handler, void *data) +{ + if (MACH_IS_ATARI) { + if (falconide_intr_lock == 0) { + if (in_interrupt() > 0) + panic( "Falcon IDE hasn't ST-DMA lock in interrupt" ); + stdma_lock(handler, data); + falconide_intr_lock = 1; + } + } +} +#endif /* CONFIG_BLK_DEV_FALCON_IDE */ + +#define IDE_ARCH_ACK_INTR +#define ide_ack_intr(hwif) ((hwif)->ack_intr ? (hwif)->ack_intr(hwif) : 1) + +#endif /* __KERNEL__ */ +#endif /* _M68K_IDE_H */ |