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include
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asm-powerpc
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ide.h

ide.h 1.3 KB
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  1. /*
    2. 

  2.  *  Copyright (C) 1994-1996 Linus Torvalds & authors
    3. 

  3.  *
    4. 

  4.  *  This file contains the powerpc architecture specific IDE code.
    5. 

  5.  */
    6. 

  6. #ifndef _ASM_POWERPC_IDE_H
    7. 

  7. #define _ASM_POWERPC_IDE_H
    8. 

  8. 

  9. #ifdef __KERNEL__
    10. 

  10. 

  11. #ifndef __powerpc64__
    12. 

  12. #include <linux/sched.h>
    13. 

  13. #include <asm/mpc8xx.h>
    14. 

  14. #endif
    15. 

  15. #include <asm/io.h>
    16. 

  16. 

  17. #define __ide_mm_insw(p, a, c)	readsw((void __iomem *)(p), (a), (c))
    18. 

  18. #define __ide_mm_insl(p, a, c)	readsl((void __iomem *)(p), (a), (c))
    19. 

  19. #define __ide_mm_outsw(p, a, c)	writesw((void __iomem *)(p), (a), (c))
    20. 

  20. #define __ide_mm_outsl(p, a, c)	writesl((void __iomem *)(p), (a), (c))
    21. 

  21. 

  22. #ifndef  __powerpc64__
    23. 

  23. #include <linux/hdreg.h>
    24. 

  24. #include <linux/ioport.h>
    25. 

  25. 

  26. /* FIXME: use ide_platform host driver */
    27. 

  27. static __inline__ int ide_default_irq(unsigned long base)
    28. 

  28. {
    29. 

  29. #ifdef CONFIG_PPLUS
    30. 

  30. 	switch (base) {
    31. 

  31. 	case 0x1f0:	return 14;
    32. 

  32. 	case 0x170:	return 15;
    33. 

  33. 	}
    34. 

  34. #endif
    35. 

  35. 	return 0;
    36. 

  36. }
    37. 

  37. 

  38. /* FIXME: use ide_platform host driver */
    39. 

  39. static __inline__ unsigned long ide_default_io_base(int index)
    40. 

  40. {
    41. 

  41. #ifdef CONFIG_PPLUS
    42. 

  42. 	switch (index) {
    43. 

  43. 	case 0:		return 0x1f0;
    44. 

  44. 	case 1:		return 0x170;
    45. 

  45. 	}
    46. 

  46. #endif
    47. 

  47. 	return 0;
    48. 

  48. }
    49. 

  49. 

  50. #ifdef CONFIG_BLK_DEV_MPC8xx_IDE
    51. 

  51. #define IDE_ARCH_ACK_INTR  1
    52. 

  52. #define ide_ack_intr(hwif) ((hwif)->ack_intr ? (hwif)->ack_intr(hwif) : 1)
    53. 

  53. #endif
    54. 

  54. 

  55. #endif /* __powerpc64__ */
    56. 

  56. 

  57. #endif /* __KERNEL__ */
    58. 

  58. 

  59. #endif /* _ASM_POWERPC_IDE_H */
    60.