drivers/pcmcia/yenta.h

   1 #ifndef __YENTA_H
   2 #define __YENTA_H
   3
   4 #include <asm/io.h>
   5 #include "pci_socket.h"
   6
   7 /*
   8  * Generate easy-to-use ways of reading a cardbus sockets
   9  * regular memory space ("cb_xxx"), configuration space
  10  * ("config_xxx") and compatibility space ("exca_xxxx")
  11  */
  12
  13 #define cb_readb(sock,reg)              readb((sock)->base + (reg))
  14 #define cb_readw(sock,reg)              readw((sock)->base + (reg))
  15 #define cb_readl(sock,reg)              readl((sock)->base + (reg))
  16 #define cb_writeb(sock,reg,val)         writeb((val), (sock)->base + (reg))
  17 #define cb_writew(sock,reg,val)         writew((val), (sock)->base + (reg))
  18 #define cb_writel(sock,reg,val)         writel((val), (sock)->base + (reg))
  19
  20 #define config_readb(sock,offset)       ({ __u8 __val; pci_read_config_byte((sock)->dev, (offset), &__val); __val; })
  21 #define config_readw(sock,offset)       ({ __u16 __val; pci_read_config_word((sock)->dev, (offset), &__val); __val; })
  22 #define config_readl(sock,offset)       ({ __u32 __val; pci_read_config_dword((sock)->dev, (offset), &__val); __val; })
  23
  24 #define config_writeb(sock,offset,val)  pci_write_config_byte((sock)->dev, (offset), (val))
  25 #define config_writew(sock,offset,val)  pci_write_config_word((sock)->dev, (offset), (val))
  26 #define config_writel(sock,offset,val)  pci_write_config_dword((sock)->dev, (offset), (val))
  27
  28 #define exca_readb(sock,reg)            cb_readb((sock),(reg)+0x0800)
  29 #define exca_readw(sock,reg)            cb_readw((sock),(reg)+0x0800)
  30 #define exca_readl(sock,reg)            cb_readl((sock),(reg)+0x0800)
  31
  32 #define exca_writeb(sock,reg,val)       cb_writeb((sock),(reg)+0x0800,(val))
  33 #define exca_writew(sock,reg,val)       cb_writew((sock),(reg)+0x0800,(val))
  34 #define exca_writel(sock,reg,val)       cb_writel((sock),(reg)+0x0800,(val))
  35
  36 #define CB_SOCKET_EVENT         0x00
  37 #define    CB_CSTSEVENT         0x00000001      /* Card status event */
  38 #define    CB_CD1EVENT          0x00000002      /* Card detect 1 change event */
  39 #define    CB_CD2EVENT          0x00000004      /* Card detect 2 change event */
  40 #define    CB_PWREVENT          0x00000008      /* PWRCYCLE change event */
  41
  42 #define CB_SOCKET_MASK          0x04
  43 #define    CB_CSTSMASK          0x00000001      /* Card status mask */
  44 #define    CB_CDMASK            0x00000006      /* Card detect 1&2 mask */
  45 #define    CB_PWRMASK           0x00000008      /* PWRCYCLE change mask */
  46
  47 #define CB_SOCKET_STATE         0x08
  48 #define    CB_CARDSTS           0x00000001      /* CSTSCHG status */
  49 #define    CB_CDETECT1          0x00000002      /* Card detect status 1 */
  50 #define    CB_CDETECT2          0x00000004      /* Card detect status 2 */
  51 #define    CB_PWRCYCLE          0x00000008      /* Socket powered */
  52 #define    CB_16BITCARD         0x00000010      /* 16-bit card detected */
  53 #define    CB_CBCARD            0x00000020      /* CardBus card detected */
  54 #define    CB_IREQCINT          0x00000040      /* READY(xIRQ)/xCINT high */
  55 #define    CB_NOTACARD          0x00000080      /* Unrecognizable PC card detected */
  56 #define    CB_DATALOST          0x00000100      /* Potential data loss due to card removal */
  57 #define    CB_BADVCCREQ         0x00000200      /* Invalid Vcc request by host software */
  58 #define    CB_5VCARD            0x00000400      /* Card Vcc at 5.0 volts? */
  59 #define    CB_3VCARD            0x00000800      /* Card Vcc at 3.3 volts? */
  60 #define    CB_XVCARD            0x00001000      /* Card Vcc at X.X volts? */
  61 #define    CB_YVCARD            0x00002000      /* Card Vcc at Y.Y volts? */
  62 #define    CB_5VSOCKET          0x10000000      /* Socket Vcc at 5.0 volts? */
  63 #define    CB_3VSOCKET          0x20000000      /* Socket Vcc at 3.3 volts? */
  64 #define    CB_XVSOCKET          0x40000000      /* Socket Vcc at X.X volts? */
  65 #define    CB_YVSOCKET          0x80000000      /* Socket Vcc at Y.Y volts? */
  66
  67 #define CB_SOCKET_FORCE         0x0C
  68 #define    CB_FCARDSTS          0x00000001      /* Force CSTSCHG */
  69 #define    CB_FCDETECT1         0x00000002      /* Force CD1EVENT */
  70 #define    CB_FCDETECT2         0x00000004      /* Force CD2EVENT */
  71 #define    CB_FPWRCYCLE         0x00000008      /* Force PWREVENT */
  72 #define    CB_F16BITCARD        0x00000010      /* Force 16-bit PCMCIA card */
  73 #define    CB_FCBCARD           0x00000020      /* Force CardBus line */
  74 #define    CB_FNOTACARD         0x00000080      /* Force NOTACARD */
  75 #define    CB_FDATALOST         0x00000100      /* Force data lost */
  76 #define    CB_FBADVCCREQ        0x00000200      /* Force bad Vcc request */
  77 #define    CB_F5VCARD           0x00000400      /* Force 5.0 volt card */
  78 #define    CB_F3VCARD           0x00000800      /* Force 3.3 volt card */
  79 #define    CB_FXVCARD           0x00001000      /* Force X.X volt card */
  80 #define    CB_FYVCARD           0x00002000      /* Force Y.Y volt card */
  81 #define    CB_CVSTEST           0x00004000      /* Card VS test */
  82
  83 #define CB_SOCKET_CONTROL       0x10
  84 #define    CB_VPPCTRL           0               /* Shift for Vpp */
  85 #define    CB_VCCCTRL           4               /* Shift for Vcc */
  86 #define    CB_STOPCLK           0x00000080      /* CLKRUN can slow CB clock when idle */
  87
  88 #define    CB_PWRBITS           0x7
  89 #define    CB_PWROFF            0x0
  90 #define    CB_PWR12V            0x1     /* Only valid for Vpp */
  91 #define    CB_PWR5V             0x2
  92 #define    CB_PWR3V             0x3
  93 #define    CB_PWRXV             0x4
  94 #define    CB_PWRYV             0x5
  95
  96 #define CB_SOCKET_POWER         0x20
  97 #define    CB_SKTACCES          0x02000000      /* A PC card access has occurred (clear on read) */
  98 #define    CB_SKTMODE           0x01000000      /* Clock frequency has changed (clear on read) */
  99 #define    CB_CLKCTRLEN         0x00010000      /* Clock control enabled (RW) */
 100 #define    CB_CLKCTRL           0x00000001      /* Stop(0) or slow(1) CB clock (RW) */
 101
 102 /*
 103  * Cardbus configuration space
 104  */
 105 #define CB_BRIDGE_BASE(m)       (0x1c + 8*(m))
 106 #define CB_BRIDGE_LIMIT(m)      (0x20 + 8*(m))
 107 #define CB_BRIDGE_CONTROL       0x3e
 108 #define   CB_BRIDGE_CPERREN     0x00000001
 109 #define   CB_BRIDGE_CSERREN     0x00000002
 110 #define   CB_BRIDGE_ISAEN       0x00000004
 111 #define   CB_BRIDGE_VGAEN       0x00000008
 112 #define   CB_BRIDGE_MABTMODE    0x00000020
 113 #define   CB_BRIDGE_CRST        0x00000040
 114 #define   CB_BRIDGE_INTR        0x00000080
 115 #define   CB_BRIDGE_PREFETCH0   0x00000100
 116 #define   CB_BRIDGE_PREFETCH1   0x00000200
 117 #define   CB_BRIDGE_POSTEN      0x00000400
 118
 119 /*
 120  * ExCA area extensions in Yenta
 121  */
 122 #define CB_MEM_PAGE(map)        (0x40 + (map))
 123
 124 #endif