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author | Jody McIntyre <scjody@modernduck.com> | 2005-11-18 00:18:25 -0500 |
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committer | Jody McIntyre <scjody@modernduck.com> | 2005-11-18 00:18:25 -0500 |
commit | a9931a6e37c09f6b76a9fa0cbd777c335548692b (patch) | |
tree | cd6ba9d36e350dd6188f7b8f95efc59c85d34485 /include/asm-powerpc/ide.h | |
parent | 7301c8d3a05dc52d33598364da7c4eb6ab6357eb (diff) | |
parent | 811803c5572b296e0031e0099203de90d77c7bcf (diff) | |
download | blackbird-op-linux-a9931a6e37c09f6b76a9fa0cbd777c335548692b.tar.gz blackbird-op-linux-a9931a6e37c09f6b76a9fa0cbd777c335548692b.zip |
Merge with http://kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'include/asm-powerpc/ide.h')
-rw-r--r-- | include/asm-powerpc/ide.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/include/asm-powerpc/ide.h b/include/asm-powerpc/ide.h new file mode 100644 index 000000000000..da5f640480cf --- /dev/null +++ b/include/asm-powerpc/ide.h @@ -0,0 +1,83 @@ +/* + * Copyright (C) 1994-1996 Linus Torvalds & authors + * + * This file contains the powerpc architecture specific IDE code. + */ +#ifndef _ASM_POWERPC_IDE_H +#define _ASM_POWERPC_IDE_H + +#ifdef __KERNEL__ + +#ifndef __powerpc64__ +#include <linux/sched.h> +#include <asm/mpc8xx.h> +#endif + +#ifndef MAX_HWIFS +#ifdef __powerpc64__ +#define MAX_HWIFS 10 +#else +#define MAX_HWIFS 8 +#endif +#endif + +#ifndef __powerpc64__ +#include <linux/config.h> +#include <linux/hdreg.h> +#include <linux/ioport.h> +#include <asm/io.h> + +extern void __ide_mm_insw(void __iomem *port, void *addr, u32 count); +extern void __ide_mm_outsw(void __iomem *port, void *addr, u32 count); +extern void __ide_mm_insl(void __iomem *port, void *addr, u32 count); +extern void __ide_mm_outsl(void __iomem *port, void *addr, u32 count); + +struct ide_machdep_calls { + int (*default_irq)(unsigned long base); + unsigned long (*default_io_base)(int index); + void (*ide_init_hwif)(hw_regs_t *hw, + unsigned long data_port, + unsigned long ctrl_port, + int *irq); +}; + +extern struct ide_machdep_calls ppc_ide_md; + +#undef SUPPORT_SLOW_DATA_PORTS +#define SUPPORT_SLOW_DATA_PORTS 0 + +#define IDE_ARCH_OBSOLETE_DEFAULTS + +static __inline__ int ide_default_irq(unsigned long base) +{ + if (ppc_ide_md.default_irq) + return ppc_ide_md.default_irq(base); + return 0; +} + +static __inline__ unsigned long ide_default_io_base(int index) +{ + if (ppc_ide_md.default_io_base) + return ppc_ide_md.default_io_base(index); + return 0; +} + +#ifdef CONFIG_PCI +#define ide_init_default_irq(base) (0) +#else +#define ide_init_default_irq(base) ide_default_irq(base) +#endif + +#if (defined CONFIG_APUS || defined CONFIG_BLK_DEV_MPC8xx_IDE ) +#define IDE_ARCH_ACK_INTR 1 +#define ide_ack_intr(hwif) (hwif->hw.ack_intr ? hwif->hw.ack_intr(hwif) : 1) +#endif + +#endif /* __powerpc64__ */ + +#define IDE_ARCH_OBSOLETE_INIT +#define ide_default_io_ctl(base) ((base) + 0x206) /* obsolete */ + +#endif /* __KERNEL__ */ + +#endif /* _ASM_POWERPC_IDE_H */ |