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Linux-2.6.12-rc2
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / char / sxwindow.h
1 /************************************************************************/
2 /* */
3 /* Title : SX Shared Memory Window Structure */
4 /* */
5 /* Author : N.P.Vassallo */
6 /* */
7 /* Creation : 16th March 1998 */
8 /* */
9 /* Version : 3.0.0 */
10 /* */
11 /* Copyright : (c) Specialix International Ltd. 1998 */
12 /* */
13 /* Description : Prototypes, structures and definitions */
14 /* describing the SX/SI/XIO cards shared */
15 /* memory window structure: */
16 /* SXCARD */
17 /* SXMODULE */
18 /* SXCHANNEL */
19 /* */
20 /************************************************************************/
21
22 /* History...
23
24 3.0.0 16/03/98 NPV Creation. (based on STRUCT.H)
25
26 */
27
28 #ifndef _sxwindow_h /* If SXWINDOW.H not already defined */
29 #define _sxwindow_h 1
30
31 /*****************************************************************************
32 *************************** ***************************
33 *************************** Common Definitions ***************************
34 *************************** ***************************
35 *****************************************************************************/
36
37 typedef struct _SXCARD *PSXCARD; /* SXCARD structure pointer */
38 typedef struct _SXMODULE *PMOD; /* SXMODULE structure pointer */
39 typedef struct _SXCHANNEL *PCHAN; /* SXCHANNEL structure pointer */
40
41 /*****************************************************************************
42 ********************************* *********************************
43 ********************************* SXCARD *********************************
44 ********************************* *********************************
45 *****************************************************************************/
46
47 typedef struct _SXCARD
48 {
49 BYTE cc_init_status; /* 0x00 Initialisation status */
50 BYTE cc_mem_size; /* 0x01 Size of memory on card */
51 WORD cc_int_count; /* 0x02 Interrupt count */
52 WORD cc_revision; /* 0x04 Download code revision */
53 BYTE cc_isr_count; /* 0x06 Count when ISR is run */
54 BYTE cc_main_count; /* 0x07 Count when main loop is run */
55 WORD cc_int_pending; /* 0x08 Interrupt pending */
56 WORD cc_poll_count; /* 0x0A Count when poll is run */
57 BYTE cc_int_set_count; /* 0x0C Count when host interrupt is set */
58 BYTE cc_rfu[0x80 - 0x0D]; /* 0x0D Pad structure to 128 bytes (0x80) */
59
60 } SXCARD;
61
62 /* SXCARD.cc_init_status definitions... */
63 #define ADAPTERS_FOUND (BYTE)0x01
64 #define NO_ADAPTERS_FOUND (BYTE)0xFF
65
66 /* SXCARD.cc_mem_size definitions... */
67 #define SX_MEMORY_SIZE (BYTE)0x40
68
69 /* SXCARD.cc_int_count definitions... */
70 #define INT_COUNT_DEFAULT 100 /* Hz */
71
72 /*****************************************************************************
73 ******************************** ********************************
74 ******************************** SXMODULE ********************************
75 ******************************** ********************************
76 *****************************************************************************/
77
78 #define TOP_POINTER(a) ((a)|0x8000) /* Sets top bit of word */
79 #define UNTOP_POINTER(a) ((a)&~0x8000) /* Clears top bit of word */
80
81 typedef struct _SXMODULE
82 {
83 WORD mc_next; /* 0x00 Next module "pointer" (ORed with 0x8000) */
84 BYTE mc_type; /* 0x02 Type of TA in terms of number of channels */
85 BYTE mc_mod_no; /* 0x03 Module number on SI bus cable (0 closest to card) */
86 BYTE mc_dtr; /* 0x04 Private DTR copy (TA only) */
87 BYTE mc_rfu1; /* 0x05 Reserved */
88 WORD mc_uart; /* 0x06 UART base address for this module */
89 BYTE mc_chip; /* 0x08 Chip type / number of ports */
90 BYTE mc_current_uart; /* 0x09 Current uart selected for this module */
91 #ifdef DOWNLOAD
92 PCHAN mc_chan_pointer[8]; /* 0x0A Pointer to each channel structure */
93 #else
94 WORD mc_chan_pointer[8]; /* 0x0A Define as WORD if not compiling into download */
95 #endif
96 WORD mc_rfu2; /* 0x1A Reserved */
97 BYTE mc_opens1; /* 0x1C Number of open ports on first four ports on MTA/SXDC */
98 BYTE mc_opens2; /* 0x1D Number of open ports on second four ports on MTA/SXDC */
99 BYTE mc_mods; /* 0x1E Types of connector module attached to MTA/SXDC */
100 BYTE mc_rev1; /* 0x1F Revision of first CD1400 on MTA/SXDC */
101 BYTE mc_rev2; /* 0x20 Revision of second CD1400 on MTA/SXDC */
102 BYTE mc_mtaasic_rev; /* 0x21 Revision of MTA ASIC 1..4 -> A, B, C, D */
103 BYTE mc_rfu3[0x100 - 0x22]; /* 0x22 Pad structure to 256 bytes (0x100) */
104
105 } SXMODULE;
106
107 /* SXMODULE.mc_type definitions... */
108 #define FOUR_PORTS (BYTE)4
109 #define EIGHT_PORTS (BYTE)8
110
111 /* SXMODULE.mc_chip definitions... */
112 #define CHIP_MASK 0xF0
113 #define TA (BYTE)0
114 #define TA4 (TA | FOUR_PORTS)
115 #define TA8 (TA | EIGHT_PORTS)
116 #define TA4_ASIC (BYTE)0x0A
117 #define TA8_ASIC (BYTE)0x0B
118 #define MTA_CD1400 (BYTE)0x28
119 #define SXDC (BYTE)0x48
120
121 /* SXMODULE.mc_mods definitions... */
122 #define MOD_RS232DB25 0x00 /* RS232 DB25 (socket/plug) */
123 #define MOD_RS232RJ45 0x01 /* RS232 RJ45 (shielded/opto-isolated) */
124 #define MOD_RESERVED_2 0x02 /* Reserved (RS485) */
125 #define MOD_RS422DB25 0x03 /* RS422 DB25 Socket */
126 #define MOD_RESERVED_4 0x04 /* Reserved */
127 #define MOD_PARALLEL 0x05 /* Parallel */
128 #define MOD_RESERVED_6 0x06 /* Reserved (RS423) */
129 #define MOD_RESERVED_7 0x07 /* Reserved */
130 #define MOD_2_RS232DB25 0x08 /* Rev 2.0 RS232 DB25 (socket/plug) */
131 #define MOD_2_RS232RJ45 0x09 /* Rev 2.0 RS232 RJ45 */
132 #define MOD_RESERVED_A 0x0A /* Rev 2.0 Reserved */
133 #define MOD_2_RS422DB25 0x0B /* Rev 2.0 RS422 DB25 */
134 #define MOD_RESERVED_C 0x0C /* Rev 2.0 Reserved */
135 #define MOD_2_PARALLEL 0x0D /* Rev 2.0 Parallel */
136 #define MOD_RESERVED_E 0x0E /* Rev 2.0 Reserved */
137 #define MOD_BLANK 0x0F /* Blank Panel */
138
139 /*****************************************************************************
140 ******************************** *******************************
141 ******************************** SXCHANNEL *******************************
142 ******************************** *******************************
143 *****************************************************************************/
144
145 #define TX_BUFF_OFFSET 0x60 /* Transmit buffer offset in channel structure */
146 #define BUFF_POINTER(a) (((a)+TX_BUFF_OFFSET)|0x8000)
147 #define UNBUFF_POINTER(a) (jet_channel*)(((a)&~0x8000)-TX_BUFF_OFFSET)
148 #define BUFFER_SIZE 256
149 #define HIGH_WATER ((BUFFER_SIZE / 4) * 3)
150 #define LOW_WATER (BUFFER_SIZE / 4)
151
152 typedef struct _SXCHANNEL
153 {
154 WORD next_item; /* 0x00 Offset from window base of next channels hi_txbuf (ORred with 0x8000) */
155 WORD addr_uart; /* 0x02 INTERNAL pointer to uart address. Includes FASTPATH bit */
156 WORD module; /* 0x04 Offset from window base of parent SXMODULE structure */
157 BYTE type; /* 0x06 Chip type / number of ports (copy of mc_chip) */
158 BYTE chan_number; /* 0x07 Channel number on the TA/MTA/SXDC */
159 WORD xc_status; /* 0x08 Flow control and I/O status */
160 BYTE hi_rxipos; /* 0x0A Receive buffer input index */
161 BYTE hi_rxopos; /* 0x0B Receive buffer output index */
162 BYTE hi_txopos; /* 0x0C Transmit buffer output index */
163 BYTE hi_txipos; /* 0x0D Transmit buffer input index */
164 BYTE hi_hstat; /* 0x0E Command register */
165 BYTE dtr_bit; /* 0x0F INTERNAL DTR control byte (TA only) */
166 BYTE txon; /* 0x10 INTERNAL copy of hi_txon */
167 BYTE txoff; /* 0x11 INTERNAL copy of hi_txoff */
168 BYTE rxon; /* 0x12 INTERNAL copy of hi_rxon */
169 BYTE rxoff; /* 0x13 INTERNAL copy of hi_rxoff */
170 BYTE hi_mr1; /* 0x14 Mode Register 1 (databits,parity,RTS rx flow)*/
171 BYTE hi_mr2; /* 0x15 Mode Register 2 (stopbits,local,CTS tx flow)*/
172 BYTE hi_csr; /* 0x16 Clock Select Register (baud rate) */
173 BYTE hi_op; /* 0x17 Modem Output Signal */
174 BYTE hi_ip; /* 0x18 Modem Input Signal */
175 BYTE hi_state; /* 0x19 Channel status */
176 BYTE hi_prtcl; /* 0x1A Channel protocol (flow control) */
177 BYTE hi_txon; /* 0x1B Transmit XON character */
178 BYTE hi_txoff; /* 0x1C Transmit XOFF character */
179 BYTE hi_rxon; /* 0x1D Receive XON character */
180 BYTE hi_rxoff; /* 0x1E Receive XOFF character */
181 BYTE close_prev; /* 0x1F INTERNAL channel previously closed flag */
182 BYTE hi_break; /* 0x20 Break and error control */
183 BYTE break_state; /* 0x21 INTERNAL copy of hi_break */
184 BYTE hi_mask; /* 0x22 Mask for received data */
185 BYTE mask; /* 0x23 INTERNAL copy of hi_mask */
186 BYTE mod_type; /* 0x24 MTA/SXDC hardware module type */
187 BYTE ccr_state; /* 0x25 INTERNAL MTA/SXDC state of CCR register */
188 BYTE ip_mask; /* 0x26 Input handshake mask */
189 BYTE hi_parallel; /* 0x27 Parallel port flag */
190 BYTE par_error; /* 0x28 Error code for parallel loopback test */
191 BYTE any_sent; /* 0x29 INTERNAL data sent flag */
192 BYTE asic_txfifo_size; /* 0x2A INTERNAL SXDC transmit FIFO size */
193 BYTE rfu1[2]; /* 0x2B Reserved */
194 BYTE csr; /* 0x2D INTERNAL copy of hi_csr */
195 #ifdef DOWNLOAD
196 PCHAN nextp; /* 0x2E Offset from window base of next channel structure */
197 #else
198 WORD nextp; /* 0x2E Define as WORD if not compiling into download */
199 #endif
200 BYTE prtcl; /* 0x30 INTERNAL copy of hi_prtcl */
201 BYTE mr1; /* 0x31 INTERNAL copy of hi_mr1 */
202 BYTE mr2; /* 0x32 INTERNAL copy of hi_mr2 */
203 BYTE hi_txbaud; /* 0x33 Extended transmit baud rate (SXDC only if((hi_csr&0x0F)==0x0F) */
204 BYTE hi_rxbaud; /* 0x34 Extended receive baud rate (SXDC only if((hi_csr&0xF0)==0xF0) */
205 BYTE txbreak_state; /* 0x35 INTERNAL MTA/SXDC transmit break state */
206 BYTE txbaud; /* 0x36 INTERNAL copy of hi_txbaud */
207 BYTE rxbaud; /* 0x37 INTERNAL copy of hi_rxbaud */
208 WORD err_framing; /* 0x38 Count of receive framing errors */
209 WORD err_parity; /* 0x3A Count of receive parity errors */
210 WORD err_overrun; /* 0x3C Count of receive overrun errors */
211 WORD err_overflow; /* 0x3E Count of receive buffer overflow errors */
212 BYTE rfu2[TX_BUFF_OFFSET - 0x40]; /* 0x40 Reserved until hi_txbuf */
213 BYTE hi_txbuf[BUFFER_SIZE]; /* 0x060 Transmit buffer */
214 BYTE hi_rxbuf[BUFFER_SIZE]; /* 0x160 Receive buffer */
215 BYTE rfu3[0x300 - 0x260]; /* 0x260 Reserved until 768 bytes (0x300) */
216
217 } SXCHANNEL;
218
219 /* SXCHANNEL.addr_uart definitions... */
220 #define FASTPATH 0x1000 /* Set to indicate fast rx/tx processing (TA only) */
221
222 /* SXCHANNEL.xc_status definitions... */
223 #define X_TANY 0x0001 /* XON is any character (TA only) */
224 #define X_TION 0x0001 /* Tx interrupts on (MTA only) */
225 #define X_TXEN 0x0002 /* Tx XON/XOFF enabled (TA only) */
226 #define X_RTSEN 0x0002 /* RTS FLOW enabled (MTA only) */
227 #define X_TXRC 0x0004 /* XOFF received (TA only) */
228 #define X_RTSLOW 0x0004 /* RTS dropped (MTA only) */
229 #define X_RXEN 0x0008 /* Rx XON/XOFF enabled */
230 #define X_ANYXO 0x0010 /* XOFF pending/sent or RTS dropped */
231 #define X_RXSE 0x0020 /* Rx XOFF sent */
232 #define X_NPEND 0x0040 /* Rx XON pending or XOFF pending */
233 #define X_FPEND 0x0080 /* Rx XOFF pending */
234 #define C_CRSE 0x0100 /* Carriage return sent (TA only) */
235 #define C_TEMR 0x0100 /* Tx empty requested (MTA only) */
236 #define C_TEMA 0x0200 /* Tx empty acked (MTA only) */
237 #define C_ANYP 0x0200 /* Any protocol bar tx XON/XOFF (TA only) */
238 #define C_EN 0x0400 /* Cooking enabled (on MTA means port is also || */
239 #define C_HIGH 0x0800 /* Buffer previously hit high water */
240 #define C_CTSEN 0x1000 /* CTS automatic flow-control enabled */
241 #define C_DCDEN 0x2000 /* DCD/DTR checking enabled */
242 #define C_BREAK 0x4000 /* Break detected */
243 #define C_RTSEN 0x8000 /* RTS automatic flow control enabled (MTA only) */
244 #define C_PARITY 0x8000 /* Parity checking enabled (TA only) */
245
246 /* SXCHANNEL.hi_hstat definitions... */
247 #define HS_IDLE_OPEN 0x00 /* Channel open state */
248 #define HS_LOPEN 0x02 /* Local open command (no modem monitoring) */
249 #define HS_MOPEN 0x04 /* Modem open command (wait for DCD signal) */
250 #define HS_IDLE_MPEND 0x06 /* Waiting for DCD signal state */
251 #define HS_CONFIG 0x08 /* Configuration command */
252 #define HS_CLOSE 0x0A /* Close command */
253 #define HS_START 0x0C /* Start transmit break command */
254 #define HS_STOP 0x0E /* Stop transmit break command */
255 #define HS_IDLE_CLOSED 0x10 /* Closed channel state */
256 #define HS_IDLE_BREAK 0x12 /* Transmit break state */
257 #define HS_FORCE_CLOSED 0x14 /* Force close command */
258 #define HS_RESUME 0x16 /* Clear pending XOFF command */
259 #define HS_WFLUSH 0x18 /* Flush transmit buffer command */
260 #define HS_RFLUSH 0x1A /* Flush receive buffer command */
261 #define HS_SUSPEND 0x1C /* Suspend output command (like XOFF received) */
262 #define PARALLEL 0x1E /* Parallel port loopback test command (Diagnostics Only) */
263 #define ENABLE_RX_INTS 0x20 /* Enable receive interrupts command (Diagnostics Only) */
264 #define ENABLE_TX_INTS 0x22 /* Enable transmit interrupts command (Diagnostics Only) */
265 #define ENABLE_MDM_INTS 0x24 /* Enable modem interrupts command (Diagnostics Only) */
266 #define DISABLE_INTS 0x26 /* Disable interrupts command (Diagnostics Only) */
267
268 /* SXCHANNEL.hi_mr1 definitions... */
269 #define MR1_BITS 0x03 /* Data bits mask */
270 #define MR1_5_BITS 0x00 /* 5 data bits */
271 #define MR1_6_BITS 0x01 /* 6 data bits */
272 #define MR1_7_BITS 0x02 /* 7 data bits */
273 #define MR1_8_BITS 0x03 /* 8 data bits */
274 #define MR1_PARITY 0x1C /* Parity mask */
275 #define MR1_ODD 0x04 /* Odd parity */
276 #define MR1_EVEN 0x00 /* Even parity */
277 #define MR1_WITH 0x00 /* Parity enabled */
278 #define MR1_FORCE 0x08 /* Force parity */
279 #define MR1_NONE 0x10 /* No parity */
280 #define MR1_NOPARITY MR1_NONE /* No parity */
281 #define MR1_ODDPARITY (MR1_WITH|MR1_ODD) /* Odd parity */
282 #define MR1_EVENPARITY (MR1_WITH|MR1_EVEN) /* Even parity */
283 #define MR1_MARKPARITY (MR1_FORCE|MR1_ODD) /* Mark parity */
284 #define MR1_SPACEPARITY (MR1_FORCE|MR1_EVEN) /* Space parity */
285 #define MR1_RTS_RXFLOW 0x80 /* RTS receive flow control */
286
287 /* SXCHANNEL.hi_mr2 definitions... */
288 #define MR2_STOP 0x0F /* Stop bits mask */
289 #define MR2_1_STOP 0x07 /* 1 stop bit */
290 #define MR2_2_STOP 0x0F /* 2 stop bits */
291 #define MR2_CTS_TXFLOW 0x10 /* CTS transmit flow control */
292 #define MR2_RTS_TOGGLE 0x20 /* RTS toggle on transmit */
293 #define MR2_NORMAL 0x00 /* Normal mode */
294 #define MR2_AUTO 0x40 /* Auto-echo mode (TA only) */
295 #define MR2_LOCAL 0x80 /* Local echo mode */
296 #define MR2_REMOTE 0xC0 /* Remote echo mode (TA only) */
297
298 /* SXCHANNEL.hi_csr definitions... */
299 #define CSR_75 0x0 /* 75 baud */
300 #define CSR_110 0x1 /* 110 baud (TA), 115200 (MTA/SXDC) */
301 #define CSR_38400 0x2 /* 38400 baud */
302 #define CSR_150 0x3 /* 150 baud */
303 #define CSR_300 0x4 /* 300 baud */
304 #define CSR_600 0x5 /* 600 baud */
305 #define CSR_1200 0x6 /* 1200 baud */
306 #define CSR_2000 0x7 /* 2000 baud */
307 #define CSR_2400 0x8 /* 2400 baud */
308 #define CSR_4800 0x9 /* 4800 baud */
309 #define CSR_1800 0xA /* 1800 baud */
310 #define CSR_9600 0xB /* 9600 baud */
311 #define CSR_19200 0xC /* 19200 baud */
312 #define CSR_57600 0xD /* 57600 baud */
313 #define CSR_EXTBAUD 0xF /* Extended baud rate (hi_txbaud/hi_rxbaud) */
314
315 /* SXCHANNEL.hi_op definitions... */
316 #define OP_RTS 0x01 /* RTS modem output signal */
317 #define OP_DTR 0x02 /* DTR modem output signal */
318
319 /* SXCHANNEL.hi_ip definitions... */
320 #define IP_CTS 0x02 /* CTS modem input signal */
321 #define IP_DCD 0x04 /* DCD modem input signal */
322 #define IP_DSR 0x20 /* DTR modem input signal */
323 #define IP_RI 0x40 /* RI modem input signal */
324
325 /* SXCHANNEL.hi_state definitions... */
326 #define ST_BREAK 0x01 /* Break received (clear with config) */
327 #define ST_DCD 0x02 /* DCD signal changed state */
328
329 /* SXCHANNEL.hi_prtcl definitions... */
330 #define SP_TANY 0x01 /* Transmit XON/XANY (if SP_TXEN enabled) */
331 #define SP_TXEN 0x02 /* Transmit XON/XOFF flow control */
332 #define SP_CEN 0x04 /* Cooking enabled */
333 #define SP_RXEN 0x08 /* Rx XON/XOFF enabled */
334 #define SP_DCEN 0x20 /* DCD / DTR check */
335 #define SP_DTR_RXFLOW 0x40 /* DTR receive flow control */
336 #define SP_PAEN 0x80 /* Parity checking enabled */
337
338 /* SXCHANNEL.hi_break definitions... */
339 #define BR_IGN 0x01 /* Ignore any received breaks */
340 #define BR_INT 0x02 /* Interrupt on received break */
341 #define BR_PARMRK 0x04 /* Enable parmrk parity error processing */
342 #define BR_PARIGN 0x08 /* Ignore chars with parity errors */
343 #define BR_ERRINT 0x80 /* Treat parity/framing/overrun errors as exceptions */
344
345 /* SXCHANNEL.par_error definitions.. */
346 #define DIAG_IRQ_RX 0x01 /* Indicate serial receive interrupt (diags only) */
347 #define DIAG_IRQ_TX 0x02 /* Indicate serial transmit interrupt (diags only) */
348 #define DIAG_IRQ_MD 0x04 /* Indicate serial modem interrupt (diags only) */
349
350 /* SXCHANNEL.hi_txbaud/hi_rxbaud definitions... (SXDC only) */
351 #define BAUD_75 0x00 /* 75 baud */
352 #define BAUD_115200 0x01 /* 115200 baud */
353 #define BAUD_38400 0x02 /* 38400 baud */
354 #define BAUD_150 0x03 /* 150 baud */
355 #define BAUD_300 0x04 /* 300 baud */
356 #define BAUD_600 0x05 /* 600 baud */
357 #define BAUD_1200 0x06 /* 1200 baud */
358 #define BAUD_2000 0x07 /* 2000 baud */
359 #define BAUD_2400 0x08 /* 2400 baud */
360 #define BAUD_4800 0x09 /* 4800 baud */
361 #define BAUD_1800 0x0A /* 1800 baud */
362 #define BAUD_9600 0x0B /* 9600 baud */
363 #define BAUD_19200 0x0C /* 19200 baud */
364 #define BAUD_57600 0x0D /* 57600 baud */
365 #define BAUD_230400 0x0E /* 230400 baud */
366 #define BAUD_460800 0x0F /* 460800 baud */
367 #define BAUD_921600 0x10 /* 921600 baud */
368 #define BAUD_50 0x11 /* 50 baud */
369 #define BAUD_110 0x12 /* 110 baud */
370 #define BAUD_134_5 0x13 /* 134.5 baud */
371 #define BAUD_200 0x14 /* 200 baud */
372 #define BAUD_7200 0x15 /* 7200 baud */
373 #define BAUD_56000 0x16 /* 56000 baud */
374 #define BAUD_64000 0x17 /* 64000 baud */
375 #define BAUD_76800 0x18 /* 76800 baud */
376 #define BAUD_128000 0x19 /* 128000 baud */
377 #define BAUD_150000 0x1A /* 150000 baud */
378 #define BAUD_14400 0x1B /* 14400 baud */
379 #define BAUD_256000 0x1C /* 256000 baud */
380 #define BAUD_28800 0x1D /* 28800 baud */
381
382 /* SXCHANNEL.txbreak_state definiions... */
383 #define TXBREAK_OFF 0 /* Not sending break */
384 #define TXBREAK_START 1 /* Begin sending break */
385 #define TXBREAK_START1 2 /* Begin sending break, part 1 */
386 #define TXBREAK_ON 3 /* Sending break */
387 #define TXBREAK_STOP 4 /* Stop sending break */
388 #define TXBREAK_STOP1 5 /* Stop sending break, part 1 */
389
390 #endif /* _sxwindow_h */
391
392 /* End of SXWINDOW.H */
393
kernel source for telekom puls (alcatel/mediatek)