yenta_socket.h 4.8 KB

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. #ifndef __YENTA_H
  3. #define __YENTA_H
  4. #include <asm/io.h>
  5. #define CB_SOCKET_EVENT 0x00
  6. #define CB_CSTSEVENT 0x00000001 /* Card status event */
  7. #define CB_CD1EVENT 0x00000002 /* Card detect 1 change event */
  8. #define CB_CD2EVENT 0x00000004 /* Card detect 2 change event */
  9. #define CB_PWREVENT 0x00000008 /* PWRCYCLE change event */
  10. #define CB_SOCKET_MASK 0x04
  11. #define CB_CSTSMASK 0x00000001 /* Card status mask */
  12. #define CB_CDMASK 0x00000006 /* Card detect 1&2 mask */
  13. #define CB_PWRMASK 0x00000008 /* PWRCYCLE change mask */
  14. #define CB_SOCKET_STATE 0x08
  15. #define CB_CARDSTS 0x00000001 /* CSTSCHG status */
  16. #define CB_CDETECT1 0x00000002 /* Card detect status 1 */
  17. #define CB_CDETECT2 0x00000004 /* Card detect status 2 */
  18. #define CB_PWRCYCLE 0x00000008 /* Socket powered */
  19. #define CB_16BITCARD 0x00000010 /* 16-bit card detected */
  20. #define CB_CBCARD 0x00000020 /* CardBus card detected */
  21. #define CB_IREQCINT 0x00000040 /* READY(xIRQ)/xCINT high */
  22. #define CB_NOTACARD 0x00000080 /* Unrecognizable PC card detected */
  23. #define CB_DATALOST 0x00000100 /* Potential data loss due to card removal */
  24. #define CB_BADVCCREQ 0x00000200 /* Invalid Vcc request by host software */
  25. #define CB_5VCARD 0x00000400 /* Card Vcc at 5.0 volts? */
  26. #define CB_3VCARD 0x00000800 /* Card Vcc at 3.3 volts? */
  27. #define CB_XVCARD 0x00001000 /* Card Vcc at X.X volts? */
  28. #define CB_YVCARD 0x00002000 /* Card Vcc at Y.Y volts? */
  29. #define CB_5VSOCKET 0x10000000 /* Socket Vcc at 5.0 volts? */
  30. #define CB_3VSOCKET 0x20000000 /* Socket Vcc at 3.3 volts? */
  31. #define CB_XVSOCKET 0x40000000 /* Socket Vcc at X.X volts? */
  32. #define CB_YVSOCKET 0x80000000 /* Socket Vcc at Y.Y volts? */
  33. #define CB_SOCKET_FORCE 0x0C
  34. #define CB_FCARDSTS 0x00000001 /* Force CSTSCHG */
  35. #define CB_FCDETECT1 0x00000002 /* Force CD1EVENT */
  36. #define CB_FCDETECT2 0x00000004 /* Force CD2EVENT */
  37. #define CB_FPWRCYCLE 0x00000008 /* Force PWREVENT */
  38. #define CB_F16BITCARD 0x00000010 /* Force 16-bit PCMCIA card */
  39. #define CB_FCBCARD 0x00000020 /* Force CardBus line */
  40. #define CB_FNOTACARD 0x00000080 /* Force NOTACARD */
  41. #define CB_FDATALOST 0x00000100 /* Force data lost */
  42. #define CB_FBADVCCREQ 0x00000200 /* Force bad Vcc request */
  43. #define CB_F5VCARD 0x00000400 /* Force 5.0 volt card */
  44. #define CB_F3VCARD 0x00000800 /* Force 3.3 volt card */
  45. #define CB_FXVCARD 0x00001000 /* Force X.X volt card */
  46. #define CB_FYVCARD 0x00002000 /* Force Y.Y volt card */
  47. #define CB_CVSTEST 0x00004000 /* Card VS test */
  48. #define CB_SOCKET_CONTROL 0x10
  49. #define CB_SC_VPP_MASK 0x00000007
  50. #define CB_SC_VPP_OFF 0x00000000
  51. #define CB_SC_VPP_12V 0x00000001
  52. #define CB_SC_VPP_5V 0x00000002
  53. #define CB_SC_VPP_3V 0x00000003
  54. #define CB_SC_VPP_XV 0x00000004
  55. #define CB_SC_VPP_YV 0x00000005
  56. #define CB_SC_VCC_MASK 0x00000070
  57. #define CB_SC_VCC_OFF 0x00000000
  58. #define CB_SC_VCC_5V 0x00000020
  59. #define CB_SC_VCC_3V 0x00000030
  60. #define CB_SC_VCC_XV 0x00000040
  61. #define CB_SC_VCC_YV 0x00000050
  62. #define CB_SC_CCLK_STOP 0x00000080
  63. #define CB_SOCKET_POWER 0x20
  64. #define CB_SKTACCES 0x02000000 /* A PC card access has occurred (clear on read) */
  65. #define CB_SKTMODE 0x01000000 /* Clock frequency has changed (clear on read) */
  66. #define CB_CLKCTRLEN 0x00010000 /* Clock control enabled (RW) */
  67. #define CB_CLKCTRL 0x00000001 /* Stop(0) or slow(1) CB clock (RW) */
  68. /*
  69. * Cardbus configuration space
  70. */
  71. #define CB_BRIDGE_BASE(m) (0x1c + 8*(m))
  72. #define CB_BRIDGE_LIMIT(m) (0x20 + 8*(m))
  73. #define CB_BRIDGE_CONTROL 0x3e
  74. #define CB_BRIDGE_CPERREN 0x00000001
  75. #define CB_BRIDGE_CSERREN 0x00000002
  76. #define CB_BRIDGE_ISAEN 0x00000004
  77. #define CB_BRIDGE_VGAEN 0x00000008
  78. #define CB_BRIDGE_MABTMODE 0x00000020
  79. #define CB_BRIDGE_CRST 0x00000040
  80. #define CB_BRIDGE_INTR 0x00000080
  81. #define CB_BRIDGE_PREFETCH0 0x00000100
  82. #define CB_BRIDGE_PREFETCH1 0x00000200
  83. #define CB_BRIDGE_POSTEN 0x00000400
  84. #define CB_LEGACY_MODE_BASE 0x44
  85. /*
  86. * ExCA area extensions in Yenta
  87. */
  88. #define CB_MEM_PAGE(map) (0x40 + (map))
  89. /* control how 16bit cards are powered */
  90. #define YENTA_16BIT_POWER_EXCA 0x00000001
  91. #define YENTA_16BIT_POWER_DF 0x00000002
  92. struct yenta_socket;
  93. struct cardbus_type {
  94. int (*override)(struct yenta_socket *);
  95. void (*save_state)(struct yenta_socket *);
  96. void (*restore_state)(struct yenta_socket *);
  97. int (*sock_init)(struct yenta_socket *);
  98. };
  99. struct yenta_socket {
  100. struct pci_dev *dev;
  101. int cb_irq, io_irq;
  102. void __iomem *base;
  103. struct timer_list poll_timer;
  104. struct pcmcia_socket socket;
  105. struct cardbus_type *type;
  106. u32 flags;
  107. /* for PCI interrupt probing */
  108. unsigned int probe_status;
  109. /* A few words of private data for special stuff of overrides... */
  110. unsigned int private[8];
  111. /* PCI saved state */
  112. u32 saved_state[2];
  113. };
  114. #endif