drivers/isdn/hisax/hfc_pci.h

   1 /* $Id: hfc_pci.h,v 1.10.2.2 2004/01/12 22:52:26 keil Exp $
   2  *
   3  * specific defines for CCD's HFC 2BDS0 PCI chips
   4  *
   5  * Author       Werner Cornelius
   6  * Copyright    by Werner Cornelius  <werner@isdn4linux.de>
   7  *
   8  * This software may be used and distributed according to the terms
   9  * of the GNU General Public License, incorporated herein by reference.
  10  *
  11  */
  12
  13 /*********************************************/
  14 /* thresholds for transparent B-channel mode */
  15 /* change mask and threshold simultaneously  */
  16 /*********************************************/
  17 #define HFCPCI_BTRANS_THRESHOLD 128
  18 #define HFCPCI_BTRANS_THRESMASK 0x00
  19
  20
  21
  22 /* defines for PCI config */
  23
  24 #define PCI_ENA_MEMIO    0x02
  25 #define PCI_ENA_MASTER   0x04
  26
  27
  28 /* GCI/IOM bus monitor registers */
  29
  30 #define HCFPCI_C_I       0x08
  31 #define HFCPCI_TRxR      0x0C
  32 #define HFCPCI_MON1_D    0x28
  33 #define HFCPCI_MON2_D    0x2C
  34
  35
  36 /* GCI/IOM bus timeslot registers */
  37
  38 #define HFCPCI_B1_SSL    0x80
  39 #define HFCPCI_B2_SSL    0x84
  40 #define HFCPCI_AUX1_SSL  0x88
  41 #define HFCPCI_AUX2_SSL  0x8C
  42 #define HFCPCI_B1_RSL    0x90
  43 #define HFCPCI_B2_RSL    0x94
  44 #define HFCPCI_AUX1_RSL  0x98
  45 #define HFCPCI_AUX2_RSL  0x9C
  46
  47 /* GCI/IOM bus data registers */
  48
  49 #define HFCPCI_B1_D      0xA0
  50 #define HFCPCI_B2_D      0xA4
  51 #define HFCPCI_AUX1_D    0xA8
  52 #define HFCPCI_AUX2_D    0xAC
  53
  54 /* GCI/IOM bus configuration registers */
  55
  56 #define HFCPCI_MST_EMOD  0xB4
  57 #define HFCPCI_MST_MODE  0xB8
  58 #define HFCPCI_CONNECT   0xBC
  59
  60
  61 /* Interrupt and status registers */
  62
  63 #define HFCPCI_FIFO_EN   0x44
  64 #define HFCPCI_TRM       0x48
  65 #define HFCPCI_B_MODE    0x4C
  66 #define HFCPCI_CHIP_ID   0x58
  67 #define HFCPCI_CIRM      0x60
  68 #define HFCPCI_CTMT      0x64
  69 #define HFCPCI_INT_M1    0x68
  70 #define HFCPCI_INT_M2    0x6C
  71 #define HFCPCI_INT_S1    0x78
  72 #define HFCPCI_INT_S2    0x7C
  73 #define HFCPCI_STATUS    0x70
  74
  75 /* S/T section registers */
  76
  77 #define HFCPCI_STATES    0xC0
  78 #define HFCPCI_SCTRL     0xC4
  79 #define HFCPCI_SCTRL_E   0xC8
  80 #define HFCPCI_SCTRL_R   0xCC
  81 #define HFCPCI_SQ        0xD0
  82 #define HFCPCI_CLKDEL    0xDC
  83 #define HFCPCI_B1_REC    0xF0
  84 #define HFCPCI_B1_SEND   0xF0
  85 #define HFCPCI_B2_REC    0xF4
  86 #define HFCPCI_B2_SEND   0xF4
  87 #define HFCPCI_D_REC     0xF8
  88 #define HFCPCI_D_SEND    0xF8
  89 #define HFCPCI_E_REC     0xFC
  90
  91
  92 /* bits in status register (READ) */
  93 #define HFCPCI_PCI_PROC   0x02
  94 #define HFCPCI_NBUSY      0x04
  95 #define HFCPCI_TIMER_ELAP 0x10
  96 #define HFCPCI_STATINT    0x20
  97 #define HFCPCI_FRAMEINT   0x40
  98 #define HFCPCI_ANYINT     0x80
  99
 100 /* bits in CTMT (Write) */
 101 #define HFCPCI_CLTIMER    0x80
 102 #define HFCPCI_TIM3_125   0x04
 103 #define HFCPCI_TIM25      0x10
 104 #define HFCPCI_TIM50      0x14
 105 #define HFCPCI_TIM400     0x18
 106 #define HFCPCI_TIM800     0x1C
 107 #define HFCPCI_AUTO_TIMER 0x20
 108 #define HFCPCI_TRANSB2    0x02
 109 #define HFCPCI_TRANSB1    0x01
 110
 111 /* bits in CIRM (Write) */
 112 #define HFCPCI_AUX_MSK    0x07
 113 #define HFCPCI_RESET      0x08
 114 #define HFCPCI_B1_REV     0x40
 115 #define HFCPCI_B2_REV     0x80
 116
 117 /* bits in INT_M1 and INT_S1 */
 118 #define HFCPCI_INTS_B1TRANS  0x01
 119 #define HFCPCI_INTS_B2TRANS  0x02
 120 #define HFCPCI_INTS_DTRANS   0x04
 121 #define HFCPCI_INTS_B1REC    0x08
 122 #define HFCPCI_INTS_B2REC    0x10
 123 #define HFCPCI_INTS_DREC     0x20
 124 #define HFCPCI_INTS_L1STATE  0x40
 125 #define HFCPCI_INTS_TIMER    0x80
 126
 127 /* bits in INT_M2 */
 128 #define HFCPCI_PROC_TRANS    0x01
 129 #define HFCPCI_GCI_I_CHG     0x02
 130 #define HFCPCI_GCI_MON_REC   0x04
 131 #define HFCPCI_IRQ_ENABLE    0x08
 132 #define HFCPCI_PMESEL        0x80
 133
 134 /* bits in STATES */
 135 #define HFCPCI_STATE_MSK     0x0F
 136 #define HFCPCI_LOAD_STATE    0x10
 137 #define HFCPCI_ACTIVATE      0x20
 138 #define HFCPCI_DO_ACTION     0x40
 139 #define HFCPCI_NT_G2_G3      0x80
 140
 141 /* bits in HFCD_MST_MODE */
 142 #define HFCPCI_MASTER        0x01
 143 #define HFCPCI_SLAVE         0x00
 144 /* remaining bits are for codecs control */
 145
 146 /* bits in HFCD_SCTRL */
 147 #define SCTRL_B1_ENA         0x01
 148 #define SCTRL_B2_ENA         0x02
 149 #define SCTRL_MODE_TE        0x00
 150 #define SCTRL_MODE_NT        0x04
 151 #define SCTRL_LOW_PRIO       0x08
 152 #define SCTRL_SQ_ENA         0x10
 153 #define SCTRL_TEST           0x20
 154 #define SCTRL_NONE_CAP       0x40
 155 #define SCTRL_PWR_DOWN       0x80
 156
 157 /* bits in SCTRL_E  */
 158 #define HFCPCI_AUTO_AWAKE    0x01
 159 #define HFCPCI_DBIT_1        0x04
 160 #define HFCPCI_IGNORE_COL    0x08
 161 #define HFCPCI_CHG_B1_B2     0x80
 162
 163 /****************************/
 164 /* bits in FIFO_EN register */
 165 /****************************/
 166 #define HFCPCI_FIFOEN_B1     0x03
 167 #define HFCPCI_FIFOEN_B2     0x0C
 168 #define HFCPCI_FIFOEN_DTX    0x10
 169 #define HFCPCI_FIFOEN_B1TX   0x01
 170 #define HFCPCI_FIFOEN_B1RX   0x02
 171 #define HFCPCI_FIFOEN_B2TX   0x04
 172 #define HFCPCI_FIFOEN_B2RX   0x08
 173
 174
 175 /***********************************/
 176 /* definitions of fifo memory area */
 177 /***********************************/
 178 #define MAX_D_FRAMES 15
 179 #define MAX_B_FRAMES 31
 180 #define B_SUB_VAL    0x200
 181 #define B_FIFO_SIZE  (0x2000 - B_SUB_VAL)
 182 #define D_FIFO_SIZE  512
 183 #define D_FREG_MASK  0xF
 184
 185 typedef struct {
 186     unsigned short z1;  /* Z1 pointer 16 Bit */
 187     unsigned short z2;  /* Z2 pointer 16 Bit */
 188   } z_type;
 189
 190 typedef struct {
 191     u_char data[D_FIFO_SIZE]; /* FIFO data space */
 192     u_char fill1[0x20A0-D_FIFO_SIZE]; /* reserved, do not use */
 193     u_char f1,f2; /* f pointers */
 194     u_char fill2[0x20C0-0x20A2]; /* reserved, do not use */
 195     z_type za[MAX_D_FRAMES+1]; /* mask index with D_FREG_MASK for access */
 196     u_char fill3[0x4000-0x2100]; /* align 16K */
 197   } dfifo_type;
 198
 199 typedef struct {
 200     z_type za[MAX_B_FRAMES+1]; /* only range 0x0..0x1F allowed */
 201     u_char f1,f2; /* f pointers */
 202     u_char fill[0x2100-0x2082]; /* alignment */
 203   } bzfifo_type;
 204
 205
 206 typedef union {
 207     struct {
 208       dfifo_type d_tx; /* D-send channel */
 209       dfifo_type d_rx; /* D-receive channel */
 210     } d_chan;
 211     struct {
 212       u_char fill1[0x200];
 213       u_char txdat_b1[B_FIFO_SIZE];
 214       bzfifo_type txbz_b1;
 215
 216       bzfifo_type txbz_b2;
 217       u_char txdat_b2[B_FIFO_SIZE];
 218
 219       u_char fill2[D_FIFO_SIZE];
 220
 221       u_char rxdat_b1[B_FIFO_SIZE];
 222       bzfifo_type rxbz_b1;
 223
 224       bzfifo_type rxbz_b2;
 225       u_char rxdat_b2[B_FIFO_SIZE];
 226     } b_chans;
 227     u_char fill[32768];
 228   } fifo_area;
 229
 230
 231 #define Write_hfc(a,b,c) (*(((u_char *)a->hw.hfcpci.pci_io)+b) = c)
 232 #define Read_hfc(a,b) (*(((u_char *)a->hw.hfcpci.pci_io)+b))
 233
 234 extern void main_irq_hcpci(struct BCState *bcs);
 235 extern void inithfcpci(struct IsdnCardState *cs);
 236 extern void releasehfcpci(struct IsdnCardState *cs);