aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/isdn/hisax/hfc_pci.h
blob: 4df036ed1af0aa9d5816574d94ef2c0385c429d2 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
/* $Id: hfc_pci.h,v 1.10.2.2 2004/01/12 22:52:26 keil Exp $
 *
 * specific defines for CCD's HFC 2BDS0 PCI chips
 *
 * Author       Werner Cornelius
 * Copyright    by Werner Cornelius  <werner@isdn4linux.de>
 * 
 * This software may be used and distributed according to the terms
 * of the GNU General Public License, incorporated herein by reference.
 *
 */

/*********************************************/
/* thresholds for transparent B-channel mode */
/* change mask and threshold simultaneously  */
/*********************************************/
#define HFCPCI_BTRANS_THRESHOLD 128
#define HFCPCI_BTRANS_THRESMASK 0x00



/* defines for PCI config */

#define PCI_ENA_MEMIO    0x02
#define PCI_ENA_MASTER   0x04


/* GCI/IOM bus monitor registers */

#define HCFPCI_C_I       0x08
#define HFCPCI_TRxR      0x0C
#define HFCPCI_MON1_D    0x28
#define HFCPCI_MON2_D    0x2C


/* GCI/IOM bus timeslot registers */

#define HFCPCI_B1_SSL    0x80
#define HFCPCI_B2_SSL    0x84
#define HFCPCI_AUX1_SSL  0x88
#define HFCPCI_AUX2_SSL  0x8C
#define HFCPCI_B1_RSL    0x90
#define HFCPCI_B2_RSL    0x94
#define HFCPCI_AUX1_RSL  0x98
#define HFCPCI_AUX2_RSL  0x9C

/* GCI/IOM bus data registers */

#define HFCPCI_B1_D      0xA0
#define HFCPCI_B2_D      0xA4
#define HFCPCI_AUX1_D    0xA8
#define HFCPCI_AUX2_D    0xAC

/* GCI/IOM bus configuration registers */

#define HFCPCI_MST_EMOD  0xB4
#define HFCPCI_MST_MODE	 0xB8
#define HFCPCI_CONNECT 	 0xBC


/* Interrupt and status registers */

#define HFCPCI_FIFO_EN   0x44
#define HFCPCI_TRM       0x48
#define HFCPCI_B_MODE    0x4C
#define HFCPCI_CHIP_ID   0x58
#define HFCPCI_CIRM  	 0x60
#define HFCPCI_CTMT	 0x64
#define HFCPCI_INT_M1  	 0x68
#define HFCPCI_INT_M2  	 0x6C
#define HFCPCI_INT_S1  	 0x78
#define HFCPCI_INT_S2  	 0x7C
#define HFCPCI_STATUS  	 0x70

/* S/T section registers */

#define HFCPCI_STATES  	 0xC0
#define HFCPCI_SCTRL  	 0xC4
#define HFCPCI_SCTRL_E   0xC8
#define HFCPCI_SCTRL_R   0xCC
#define HFCPCI_SQ  	 0xD0
#define HFCPCI_CLKDEL  	 0xDC
#define HFCPCI_B1_REC    0xF0
#define HFCPCI_B1_SEND   0xF0
#define HFCPCI_B2_REC    0xF4
#define HFCPCI_B2_SEND   0xF4
#define HFCPCI_D_REC     0xF8
#define HFCPCI_D_SEND    0xF8
#define HFCPCI_E_REC     0xFC


/* bits in status register (READ) */
#define HFCPCI_PCI_PROC   0x02
#define HFCPCI_NBUSY	  0x04 
#define HFCPCI_TIMER_ELAP 0x10
#define HFCPCI_STATINT	  0x20
#define HFCPCI_FRAMEINT	  0x40
#define HFCPCI_ANYINT	  0x80

/* bits in CTMT (Write) */
#define HFCPCI_CLTIMER    0x80
#define HFCPCI_TIM3_125   0x04
#define HFCPCI_TIM25      0x10
#define HFCPCI_TIM50      0x14
#define HFCPCI_TIM400     0x18
#define HFCPCI_TIM800     0x1C
#define HFCPCI_AUTO_TIMER 0x20
#define HFCPCI_TRANSB2    0x02
#define HFCPCI_TRANSB1    0x01

/* bits in CIRM (Write) */
#define HFCPCI_AUX_MSK    0x07
#define HFCPCI_RESET  	  0x08
#define HFCPCI_B1_REV     0x40
#define HFCPCI_B2_REV     0x80

/* bits in INT_M1 and INT_S1 */
#define HFCPCI_INTS_B1TRANS  0x01
#define HFCPCI_INTS_B2TRANS  0x02
#define HFCPCI_INTS_DTRANS   0x04
#define HFCPCI_INTS_B1REC    0x08
#define HFCPCI_INTS_B2REC    0x10
#define HFCPCI_INTS_DREC     0x20
#define HFCPCI_INTS_L1STATE  0x40
#define HFCPCI_INTS_TIMER    0x80

/* bits in INT_M2 */
#define HFCPCI_PROC_TRANS    0x01
#define HFCPCI_GCI_I_CHG     0x02
#define HFCPCI_GCI_MON_REC   0x04
#define HFCPCI_IRQ_ENABLE    0x08
#define HFCPCI_PMESEL        0x80

/* bits in STATES */
#define HFCPCI_STATE_MSK     0x0F
#define HFCPCI_LOAD_STATE    0x10
#define HFCPCI_ACTIVATE	     0x20
#define HFCPCI_DO_ACTION     0x40
#define HFCPCI_NT_G2_G3      0x80

/* bits in HFCD_MST_MODE */
#define HFCPCI_MASTER	     0x01
#define HFCPCI_SLAVE         0x00
/* remaining bits are for codecs control */

/* bits in HFCD_SCTRL */
#define SCTRL_B1_ENA	     0x01
#define SCTRL_B2_ENA	     0x02
#define SCTRL_MODE_TE        0x00
#define SCTRL_MODE_NT        0x04
#define SCTRL_LOW_PRIO	     0x08
#define SCTRL_SQ_ENA	     0x10
#define SCTRL_TEST	     0x20
#define SCTRL_NONE_CAP	     0x40
#define SCTRL_PWR_DOWN	     0x80

/* bits in SCTRL_E  */
#define HFCPCI_AUTO_AWAKE    0x01
#define HFCPCI_DBIT_1        0x04
#define HFCPCI_IGNORE_COL    0x08
#define HFCPCI_CHG_B1_B2     0x80

/****************************/
/* bits in FIFO_EN register */
/****************************/
#define HFCPCI_FIFOEN_B1     0x03
#define HFCPCI_FIFOEN_B2     0x0C
#define HFCPCI_FIFOEN_DTX    0x10
#define HFCPCI_FIFOEN_B1TX   0x01
#define HFCPCI_FIFOEN_B1RX   0x02
#define HFCPCI_FIFOEN_B2TX   0x04
#define HFCPCI_FIFOEN_B2RX   0x08


/***********************************/
/* definitions of fifo memory area */
/***********************************/
#define MAX_D_FRAMES 15
#define MAX_B_FRAMES 31
#define B_SUB_VAL    0x200
#define B_FIFO_SIZE  (0x2000 - B_SUB_VAL)
#define D_FIFO_SIZE  512
#define D_FREG_MASK  0xF

typedef struct {
    unsigned short z1;  /* Z1 pointer 16 Bit */
    unsigned short z2;  /* Z2 pointer 16 Bit */
  } z_type;

typedef struct {
    u_char data[D_FIFO_SIZE]; /* FIFO data space */
    u_char fill1[0x20A0-D_FIFO_SIZE]; /* reserved, do not use */
    u_char f1,f2; /* f pointers */
    u_char fill2[0x20C0-0x20A2]; /* reserved, do not use */
    z_type za[MAX_D_FRAMES+1]; /* mask index with D_FREG_MASK for access */
    u_char fill3[0x4000-0x2100]; /* align 16K */  
  } dfifo_type;

typedef struct {
    z_type za[MAX_B_FRAMES+1]; /* only range 0x0..0x1F allowed */ 
    u_char f1,f2; /* f pointers */
    u_char fill[0x2100-0x2082]; /* alignment */
  } bzfifo_type;


typedef union {
    struct { 
      dfifo_type d_tx; /* D-send channel */
      dfifo_type d_rx; /* D-receive channel */
    } d_chan; 
    struct {
      u_char fill1[0x200];
      u_char txdat_b1[B_FIFO_SIZE];
      bzfifo_type txbz_b1;

      bzfifo_type txbz_b2;
      u_char txdat_b2[B_FIFO_SIZE];

      u_char fill2[D_FIFO_SIZE];

      u_char rxdat_b1[B_FIFO_SIZE];
      bzfifo_type rxbz_b1;

      bzfifo_type rxbz_b2;
      u_char rxdat_b2[B_FIFO_SIZE];
    } b_chans;  
    u_char fill[32768]; 
  } fifo_area;


#define Write_hfc(a,b,c) (*(((u_char *)a->hw.hfcpci.pci_io)+b) = c) 
#define Read_hfc(a,b) (*(((u_char *)a->hw.hfcpci.pci_io)+b))

extern void main_irq_hcpci(struct BCState *bcs);
extern void inithfcpci(struct IsdnCardState *cs);
extern void releasehfcpci(struct IsdnCardState *cs);