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ax88796.h

ax88796.h 2.2 KB
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  1. /*
    2. 

  2.  * AX88796L(NE2000) support
    3. 

  3.  *
    4. 

  4.  * (c) 2007 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
    5. 

  5.  *
    6. 

  6.  * SPDX-License-Identifier:	GPL-2.0+
    7. 

  7.  */
    8. 

  8. 

  9. #ifndef __DRIVERS_AX88796L_H__
    10. 

  10. #define __DRIVERS_AX88796L_H__
    11. 

  11. 

  12. #define DP_DATA		(0x10 << 1)
    13. 

  13. #define START_PG	0x40	/* First page of TX buffer */
    14. 

  14. #define START_PG2	0x48
    15. 

  15. #define STOP_PG		0x80	/* Last page +1 of RX ring */
    16. 

  16. #define TX_PAGES	12
    17. 

  17. #define RX_START	(START_PG+TX_PAGES)
    18. 

  18. #define RX_END		STOP_PG
    19. 

  19. 

  20. #define AX88796L_BASE_ADDRESS	CONFIG_DRIVER_NE2000_BASE
    21. 

  21. #define AX88796L_BYTE_ACCESS	0x00001000
    22. 

  22. #define AX88796L_OFFSET		0x00000400
    23. 

  23. #define AX88796L_ADDRESS_BYTE	AX88796L_BASE_ADDRESS + \
    24. 

  24. 		AX88796L_BYTE_ACCESS + AX88796L_OFFSET
    25. 

  25. #define AX88796L_REG_MEMR	AX88796L_ADDRESS_BYTE + (0x14<<1)
    26. 

  26. #define AX88796L_REG_CR		AX88796L_ADDRESS_BYTE + (0x00<<1)
    27. 

  27. 

  28. #define AX88796L_CR		(*(vu_short *)(AX88796L_REG_CR))
    29. 

  29. #define AX88796L_MEMR		(*(vu_short *)(AX88796L_REG_MEMR))
    30. 

  30. 

  31. #define EECS_HIGH		(AX88796L_MEMR |= 0x10)
    32. 

  32. #define EECS_LOW		(AX88796L_MEMR &= 0xef)
    33. 

  33. #define EECLK_HIGH		(AX88796L_MEMR |= 0x80)
    34. 

  34. #define EECLK_LOW		(AX88796L_MEMR &= 0x7f)
    35. 

  35. #define EEDI_HIGH		(AX88796L_MEMR |= 0x20)
    36. 

  36. #define EEDI_LOW		(AX88796L_MEMR &= 0xdf)
    37. 

  37. #define EEDO			((AX88796L_MEMR & 0x40)>>6)
    38. 

  38. 

  39. #define PAGE0_SET		(AX88796L_CR &= 0x3f)
    40. 

  40. #define PAGE1_SET		(AX88796L_CR = (AX88796L_CR & 0x3f) | 0x40)
    41. 

  41. 

  42. #define BIT_DUMMY	0
    43. 

  43. #define MAC_EEP_READ	1
    44. 

  44. #define MAC_EEP_WRITE	2
    45. 

  45. #define MAC_EEP_ERACE	3
    46. 

  46. #define MAC_EEP_EWEN	4
    47. 

  47. #define MAC_EEP_EWDS	5
    48. 

  48. 

  49. /* R7780MP Specific code */
    50. 

  50. #if defined(CONFIG_R7780MP)
    51. 

  51. #define ISA_OFFSET	0x1400
    52. 

  52. #define DP_IN(_b_, _o_, _d_)	(_d_) = \
    53. 

  53. 	*( (vu_short *) ((_b_) + ((_o_) * 2) + ISA_OFFSET))
    54. 

  54. #define DP_OUT(_b_, _o_, _d_) \
    55. 

  55. 	*((vu_short *)((_b_) + ((_o_) * 2) + ISA_OFFSET)) = (_d_)
    56. 

  56. #define DP_IN_DATA(_b_, _d_)	(_d_) = *( (vu_short *) ((_b_) + ISA_OFFSET))
    57. 

  57. #define DP_OUT_DATA(_b_, _d_)	*( (vu_short *) ((_b_)+ISA_OFFSET)) = (_d_)
    58. 

  58. #else
    59. 

  59. /* Please change for your target boards */
    60. 

  60. #define ISA_OFFSET	0x0000
    61. 

  61. #define DP_IN(_b_, _o_, _d_)	(_d_) = *( (vu_short *)((_b_)+(_o_ )+ISA_OFFSET))
    62. 

  62. #define DP_OUT(_b_, _o_, _d_)	*((vu_short *)((_b_)+(_o_)+ISA_OFFSET)) = (_d_)
    63. 

  63. #define DP_IN_DATA(_b_, _d_)	(_d_) = *( (vu_short *) ((_b_)+ISA_OFFSET))
    64. 

  64. #define DP_OUT_DATA(_b_, _d_)	*( (vu_short *) ((_b_)+ISA_OFFSET)) = (_d_)
    65. 

  65. #endif
    66. 

  66. 

  67. #endif /* __DRIVERS_AX88796L_H__ */
    68.