ax88796.h 2.2 KB

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  1. /* SPDX-License-Identifier: GPL-2.0+ */
  2. /*
  3. * AX88796L(NE2000) support
  4. *
  5. * (c) 2007 Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
  6. */
  7. #ifndef __DRIVERS_AX88796L_H__
  8. #define __DRIVERS_AX88796L_H__
  9. #define DP_DATA (0x10 << 1)
  10. #define START_PG 0x40 /* First page of TX buffer */
  11. #define START_PG2 0x48
  12. #define STOP_PG 0x80 /* Last page +1 of RX ring */
  13. #define TX_PAGES 12
  14. #define RX_START (START_PG+TX_PAGES)
  15. #define RX_END STOP_PG
  16. #define AX88796L_BASE_ADDRESS CONFIG_DRIVER_NE2000_BASE
  17. #define AX88796L_BYTE_ACCESS 0x00001000
  18. #define AX88796L_OFFSET 0x00000400
  19. #define AX88796L_ADDRESS_BYTE AX88796L_BASE_ADDRESS + \
  20. AX88796L_BYTE_ACCESS + AX88796L_OFFSET
  21. #define AX88796L_REG_MEMR AX88796L_ADDRESS_BYTE + (0x14<<1)
  22. #define AX88796L_REG_CR AX88796L_ADDRESS_BYTE + (0x00<<1)
  23. #define AX88796L_CR (*(vu_short *)(AX88796L_REG_CR))
  24. #define AX88796L_MEMR (*(vu_short *)(AX88796L_REG_MEMR))
  25. #define EECS_HIGH (AX88796L_MEMR |= 0x10)
  26. #define EECS_LOW (AX88796L_MEMR &= 0xef)
  27. #define EECLK_HIGH (AX88796L_MEMR |= 0x80)
  28. #define EECLK_LOW (AX88796L_MEMR &= 0x7f)
  29. #define EEDI_HIGH (AX88796L_MEMR |= 0x20)
  30. #define EEDI_LOW (AX88796L_MEMR &= 0xdf)
  31. #define EEDO ((AX88796L_MEMR & 0x40)>>6)
  32. #define PAGE0_SET (AX88796L_CR &= 0x3f)
  33. #define PAGE1_SET (AX88796L_CR = (AX88796L_CR & 0x3f) | 0x40)
  34. #define BIT_DUMMY 0
  35. #define MAC_EEP_READ 1
  36. #define MAC_EEP_WRITE 2
  37. #define MAC_EEP_ERACE 3
  38. #define MAC_EEP_EWEN 4
  39. #define MAC_EEP_EWDS 5
  40. /* R7780MP Specific code */
  41. #if defined(CONFIG_R7780MP)
  42. #define ISA_OFFSET 0x1400
  43. #define DP_IN(_b_, _o_, _d_) (_d_) = \
  44. *( (vu_short *) ((_b_) + ((_o_) * 2) + ISA_OFFSET))
  45. #define DP_OUT(_b_, _o_, _d_) \
  46. *((vu_short *)((_b_) + ((_o_) * 2) + ISA_OFFSET)) = (_d_)
  47. #define DP_IN_DATA(_b_, _d_) (_d_) = *( (vu_short *) ((_b_) + ISA_OFFSET))
  48. #define DP_OUT_DATA(_b_, _d_) *( (vu_short *) ((_b_)+ISA_OFFSET)) = (_d_)
  49. #else
  50. /* Please change for your target boards */
  51. #define ISA_OFFSET 0x0000
  52. #define DP_IN(_b_, _o_, _d_) (_d_) = *( (vu_short *)((_b_)+(_o_ )+ISA_OFFSET))
  53. #define DP_OUT(_b_, _o_, _d_) *((vu_short *)((_b_)+(_o_)+ISA_OFFSET)) = (_d_)
  54. #define DP_IN_DATA(_b_, _d_) (_d_) = *( (vu_short *) ((_b_)+ISA_OFFSET))
  55. #define DP_OUT_DATA(_b_, _d_) *( (vu_short *) ((_b_)+ISA_OFFSET)) = (_d_)
  56. #endif
  57. #endif /* __DRIVERS_AX88796L_H__ */