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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/***********************************
2 * $Id: m68360_pram.h,v 1.1 2002/03/02 15:01:07 gerg Exp $
3 ***********************************
4 *
5 ***************************************
6 * Definitions of the parameter area RAM.
7 * Note that different structures are overlaid
8 * at the same offsets for the different modes
9 * of operation.
10 ***************************************
11 */
12
13#ifndef __PRAM_H
14#define __PRAM_H
15
16/* Time slot assignment table */
17#define VALID_SLOT 0x8000
18#define WRAP_SLOT 0x4000
19
20/*****************************************************************
21 Global Multichannel parameter RAM
22*****************************************************************/
23struct global_multi_pram {
24 /*
25 * Global Multichannel parameter RAM
26 */
27 unsigned long mcbase; /* Multichannel Base pointer */
28 unsigned short qmcstate; /* Multichannel Controller state */
29 unsigned short mrblr; /* Maximum Receive Buffer Length */
30 unsigned short tx_s_ptr; /* TSTATx Pointer */
31 unsigned short rxptr; /* Current Time slot entry in TSATRx */
32 unsigned short grfthr; /* Global Receive frame threshold */
33 unsigned short grfcnt; /* Global Receive Frame Count */
34 unsigned long intbase; /* Multichannel Base address */
35 unsigned long iintptr; /* Pointer to interrupt queue */
36 unsigned short rx_s_ptr; /* TSTARx Pointer */
37
38 unsigned short txptr; /* Current Time slot entry in TSATTx */
39 unsigned long c_mask32; /* CRC Constant (debb20e3) */
40 unsigned short tsatrx[32]; /* Time Slot Assignment Table Rx */
41 unsigned short tsattx[32]; /* Time Slot Assignment Table Tx */
42 unsigned short c_mask16; /* CRC Constant (f0b8) */
43};
44
45/*****************************************************************
46 Quicc32 HDLC parameter RAM
47*****************************************************************/
48struct quicc32_pram {
49
50 unsigned short tbase; /* Tx Buffer Descriptors Base Address */
51 unsigned short chamr; /* Channel Mode Register */
52 unsigned long tstate; /* Tx Internal State */
53 unsigned long txintr; /* Tx Internal Data Pointer */
54 unsigned short tbptr; /* Tx Buffer Descriptor Pointer */
55 unsigned short txcntr; /* Tx Internal Byte Count */
56 unsigned long tupack; /* (Tx Temp) */
57 unsigned long zistate; /* Zero Insertion machine state */
58 unsigned long tcrc; /* Temp Transmit CRC */
59 unsigned short intmask; /* Channel's interrupt mask flags */
60 unsigned short bdflags;
61 unsigned short rbase; /* Rx Buffer Descriptors Base Address */
62 unsigned short mflr; /* Max Frame Length Register */
63 unsigned long rstate; /* Rx Internal State */
64 unsigned long rxintr; /* Rx Internal Data Pointer */
65 unsigned short rbptr; /* Rx Buffer Descriptor Pointer */
66 unsigned short rxbyc; /* Rx Internal Byte Count */
67 unsigned long rpack; /* (Rx Temp) */
68 unsigned long zdstate; /* Zero Deletion machine state */
69 unsigned long rcrc; /* Temp Transmit CRC */
70 unsigned short maxc; /* Max_length counter */
71 unsigned short tmp_mb; /* Temp */
72};
73
74
75/*****************************************************************
76 HDLC parameter RAM
77*****************************************************************/
78
79struct hdlc_pram {
80 /*
81 * SCC parameter RAM
82 */
83 unsigned short rbase; /* RX BD base address */
84 unsigned short tbase; /* TX BD base address */
85 unsigned char rfcr; /* Rx function code */
86 unsigned char tfcr; /* Tx function code */
87 unsigned short mrblr; /* Rx buffer length */
88 unsigned long rstate; /* Rx internal state */
89 unsigned long rptr; /* Rx internal data pointer */
90 unsigned short rbptr; /* rb BD Pointer */
91 unsigned short rcount; /* Rx internal byte count */
92 unsigned long rtemp; /* Rx temp */
93 unsigned long tstate; /* Tx internal state */
94 unsigned long tptr; /* Tx internal data pointer */
95 unsigned short tbptr; /* Tx BD pointer */
96 unsigned short tcount; /* Tx byte count */
97 unsigned long ttemp; /* Tx temp */
98 unsigned long rcrc; /* temp receive CRC */
99 unsigned long tcrc; /* temp transmit CRC */
100
101 /*
102 * HDLC specific parameter RAM
103 */
104 unsigned char RESERVED1[4]; /* Reserved area */
105 unsigned long c_mask; /* CRC constant */
106 unsigned long c_pres; /* CRC preset */
107 unsigned short disfc; /* discarded frame counter */
108 unsigned short crcec; /* CRC error counter */
109 unsigned short abtsc; /* abort sequence counter */
110 unsigned short nmarc; /* nonmatching address rx cnt */
111 unsigned short retrc; /* frame retransmission cnt */
112 unsigned short mflr; /* maximum frame length reg */
113 unsigned short max_cnt; /* maximum length counter */
114 unsigned short rfthr; /* received frames threshold */
115 unsigned short rfcnt; /* received frames count */
116 unsigned short hmask; /* user defined frm addr mask */
117 unsigned short haddr1; /* user defined frm address 1 */
118 unsigned short haddr2; /* user defined frm address 2 */
119 unsigned short haddr3; /* user defined frm address 3 */
120 unsigned short haddr4; /* user defined frm address 4 */
121 unsigned short tmp; /* temp */
122 unsigned short tmp_mb; /* temp */
123};
124
125
126
127/*****************************************************************
128 UART parameter RAM
129*****************************************************************/
130
131/*
132 * bits in uart control characters table
133 */
134#define CC_INVALID 0x8000 /* control character is valid */
135#define CC_REJ 0x4000 /* don't store char in buffer */
136#define CC_CHAR 0x00ff /* control character */
137
138/* UART */
139struct uart_pram {
140 /*
141 * SCC parameter RAM
142 */
143 unsigned short rbase; /* RX BD base address */
144 unsigned short tbase; /* TX BD base address */
145 unsigned char rfcr; /* Rx function code */
146 unsigned char tfcr; /* Tx function code */
147 unsigned short mrblr; /* Rx buffer length */
148 unsigned long rstate; /* Rx internal state */
149 unsigned long rptr; /* Rx internal data pointer */
150 unsigned short rbptr; /* rb BD Pointer */
151 unsigned short rcount; /* Rx internal byte count */
152 unsigned long rx_temp; /* Rx temp */
153 unsigned long tstate; /* Tx internal state */
154 unsigned long tptr; /* Tx internal data pointer */
155 unsigned short tbptr; /* Tx BD pointer */
156 unsigned short tcount; /* Tx byte count */
157 unsigned long ttemp; /* Tx temp */
158 unsigned long rcrc; /* temp receive CRC */
159 unsigned long tcrc; /* temp transmit CRC */
160
161 /*
162 * UART specific parameter RAM
163 */
164 unsigned char RESERVED1[8]; /* Reserved area */
165 unsigned short max_idl; /* maximum idle characters */
166 unsigned short idlc; /* rx idle counter (internal) */
167 unsigned short brkcr; /* break count register */
168
169 unsigned short parec; /* Rx parity error counter */
170 unsigned short frmer; /* Rx framing error counter */
171 unsigned short nosec; /* Rx noise counter */
172 unsigned short brkec; /* Rx break character counter */
173 unsigned short brkln; /* Reaceive break length */
174
175 unsigned short uaddr1; /* address character 1 */
176 unsigned short uaddr2; /* address character 2 */
177 unsigned short rtemp; /* temp storage */
178 unsigned short toseq; /* Tx out of sequence char */
179 unsigned short cc[8]; /* Rx control characters */
180 unsigned short rccm; /* Rx control char mask */
181 unsigned short rccr; /* Rx control char register */
182 unsigned short rlbc; /* Receive last break char */
183};
184
185
186
187/*****************************************************************
188 BISYNC parameter RAM
189*****************************************************************/
190
191struct bisync_pram {
192 /*
193 * SCC parameter RAM
194 */
195 unsigned short rbase; /* RX BD base address */
196 unsigned short tbase; /* TX BD base address */
197 unsigned char rfcr; /* Rx function code */
198 unsigned char tfcr; /* Tx function code */
199 unsigned short mrblr; /* Rx buffer length */
200 unsigned long rstate; /* Rx internal state */
201 unsigned long rptr; /* Rx internal data pointer */
202 unsigned short rbptr; /* rb BD Pointer */
203 unsigned short rcount; /* Rx internal byte count */
204 unsigned long rtemp; /* Rx temp */
205 unsigned long tstate; /* Tx internal state */
206 unsigned long tptr; /* Tx internal data pointer */
207 unsigned short tbptr; /* Tx BD pointer */
208 unsigned short tcount; /* Tx byte count */
209 unsigned long ttemp; /* Tx temp */
210 unsigned long rcrc; /* temp receive CRC */
211 unsigned long tcrc; /* temp transmit CRC */
212
213 /*
214 * BISYNC specific parameter RAM
215 */
216 unsigned char RESERVED1[4]; /* Reserved area */
217 unsigned long crcc; /* CRC Constant Temp Value */
218 unsigned short prcrc; /* Preset Receiver CRC-16/LRC */
219 unsigned short ptcrc; /* Preset Transmitter CRC-16/LRC */
220 unsigned short parec; /* Receive Parity Error Counter */
221 unsigned short bsync; /* BISYNC SYNC Character */
222 unsigned short bdle; /* BISYNC DLE Character */
223 unsigned short cc[8]; /* Rx control characters */
224 unsigned short rccm; /* Receive Control Character Mask */
225};
226
227/*****************************************************************
228 IOM2 parameter RAM
229 (overlaid on tx bd[5] of SCC channel[2])
230*****************************************************************/
231struct iom2_pram {
232 unsigned short ci_data; /* ci data */
233 unsigned short monitor_data; /* monitor data */
234 unsigned short tstate; /* transmitter state */
235 unsigned short rstate; /* receiver state */
236};
237
238/*****************************************************************
239 SPI/SMC parameter RAM
240 (overlaid on tx bd[6,7] of SCC channel[2])
241*****************************************************************/
242
243#define SPI_R 0x8000 /* Ready bit in BD */
244
245struct spi_pram {
246 unsigned short rbase; /* Rx BD Base Address */
247 unsigned short tbase; /* Tx BD Base Address */
248 unsigned char rfcr; /* Rx function code */
249 unsigned char tfcr; /* Tx function code */
250 unsigned short mrblr; /* Rx buffer length */
251 unsigned long rstate; /* Rx internal state */
252 unsigned long rptr; /* Rx internal data pointer */
253 unsigned short rbptr; /* rb BD Pointer */
254 unsigned short rcount; /* Rx internal byte count */
255 unsigned long rtemp; /* Rx temp */
256 unsigned long tstate; /* Tx internal state */
257 unsigned long tptr; /* Tx internal data pointer */
258 unsigned short tbptr; /* Tx BD pointer */
259 unsigned short tcount; /* Tx byte count */
260 unsigned long ttemp; /* Tx temp */
261};
262
263struct smc_uart_pram {
264 unsigned short rbase; /* Rx BD Base Address */
265 unsigned short tbase; /* Tx BD Base Address */
266 unsigned char rfcr; /* Rx function code */
267 unsigned char tfcr; /* Tx function code */
268 unsigned short mrblr; /* Rx buffer length */
269 unsigned long rstate; /* Rx internal state */
270 unsigned long rptr; /* Rx internal data pointer */
271 unsigned short rbptr; /* rb BD Pointer */
272 unsigned short rcount; /* Rx internal byte count */
273 unsigned long rtemp; /* Rx temp */
274 unsigned long tstate; /* Tx internal state */
275 unsigned long tptr; /* Tx internal data pointer */
276 unsigned short tbptr; /* Tx BD pointer */
277 unsigned short tcount; /* Tx byte count */
278 unsigned long ttemp; /* Tx temp */
279 unsigned short max_idl; /* Maximum IDLE Characters */
280 unsigned short idlc; /* Temporary IDLE Counter */
281 unsigned short brkln; /* Last Rx Break Length */
282 unsigned short brkec; /* Rx Break Condition Counter */
283 unsigned short brkcr; /* Break Count Register (Tx) */
284 unsigned short r_mask; /* Temporary bit mask */
285};
286
287struct smc_trnsp_pram {
288 unsigned short rbase; /* rx BD Base Address */
289 unsigned short tbase; /* Tx BD Base Address */
290 unsigned char rfcr; /* Rx function code */
291 unsigned char tfcr; /* Tx function code */
292 unsigned short mrblr; /* Rx buffer length */
293 unsigned long rstate; /* Rx internal state */
294 unsigned long rptr; /* Rx internal data pointer */
295 unsigned short rbptr; /* rb BD Pointer */
296 unsigned short rcount; /* Rx internal byte count */
297 unsigned long rtemp; /* Rx temp */
298 unsigned long tstate; /* Tx internal state */
299 unsigned long tptr; /* Tx internal data pointer */
300 unsigned short tbptr; /* Tx BD pointer */
301 unsigned short tcount; /* Tx byte count */
302 unsigned long ttemp; /* Tx temp */
303 unsigned short reserved[5]; /* Reserved */
304};
305
306struct idma_pram {
307 unsigned short ibase; /* IDMA BD Base Address */
308 unsigned short ibptr; /* IDMA buffer descriptor pointer */
309 unsigned long istate; /* IDMA internal state */
310 unsigned long itemp; /* IDMA temp */
311};
312
313struct ethernet_pram {
314 /*
315 * SCC parameter RAM
316 */
317 unsigned short rbase; /* RX BD base address */
318 unsigned short tbase; /* TX BD base address */
319 unsigned char rfcr; /* Rx function code */
320 unsigned char tfcr; /* Tx function code */
321 unsigned short mrblr; /* Rx buffer length */
322 unsigned long rstate; /* Rx internal state */
323 unsigned long rptr; /* Rx internal data pointer */
324 unsigned short rbptr; /* rb BD Pointer */
325 unsigned short rcount; /* Rx internal byte count */
326 unsigned long rtemp; /* Rx temp */
327 unsigned long tstate; /* Tx internal state */
328 unsigned long tptr; /* Tx internal data pointer */
329 unsigned short tbptr; /* Tx BD pointer */
330 unsigned short tcount; /* Tx byte count */
331 unsigned long ttemp; /* Tx temp */
332 unsigned long rcrc; /* temp receive CRC */
333 unsigned long tcrc; /* temp transmit CRC */
334
335 /*
336 * ETHERNET specific parameter RAM
337 */
338 unsigned long c_pres; /* preset CRC */
339 unsigned long c_mask; /* constant mask for CRC */
340 unsigned long crcec; /* CRC error counter */
341 unsigned long alec; /* alighnment error counter */
342 unsigned long disfc; /* discard frame counter */
343 unsigned short pads; /* short frame PAD characters */
344 unsigned short ret_lim; /* retry limit threshold */
345 unsigned short ret_cnt; /* retry limit counter */
346 unsigned short mflr; /* maximum frame length reg */
347 unsigned short minflr; /* minimum frame length reg */
348 unsigned short maxd1; /* maximum DMA1 length reg */
349 unsigned short maxd2; /* maximum DMA2 length reg */
350 unsigned short maxd; /* rx max DMA */
351 unsigned short dma_cnt; /* rx dma counter */
352 unsigned short max_b; /* max bd byte count */
353 unsigned short gaddr1; /* group address filter 1 */
354 unsigned short gaddr2; /* group address filter 2 */
355 unsigned short gaddr3; /* group address filter 3 */
356 unsigned short gaddr4; /* group address filter 4 */
357 unsigned long tbuf0_data0; /* save area 0 - current frm */
358 unsigned long tbuf0_data1; /* save area 1 - current frm */
359 unsigned long tbuf0_rba0;
360 unsigned long tbuf0_crc;
361 unsigned short tbuf0_bcnt;
362 union {
363 unsigned char b[6];
364 struct {
365 unsigned short high;
366 unsigned short middl;
367 unsigned short low;
368 } w;
369 } paddr;
370 unsigned short p_per; /* persistence */
371 unsigned short rfbd_ptr; /* rx first bd pointer */
372 unsigned short tfbd_ptr; /* tx first bd pointer */
373 unsigned short tlbd_ptr; /* tx last bd pointer */
374 unsigned long tbuf1_data0; /* save area 0 - next frame */
375 unsigned long tbuf1_data1; /* save area 1 - next frame */
376 unsigned long tbuf1_rba0;
377 unsigned long tbuf1_crc;
378 unsigned short tbuf1_bcnt;
379 unsigned short tx_len; /* tx frame length counter */
380 unsigned short iaddr1; /* individual address filter 1*/
381 unsigned short iaddr2; /* individual address filter 2*/
382 unsigned short iaddr3; /* individual address filter 3*/
383 unsigned short iaddr4; /* individual address filter 4*/
384 unsigned short boff_cnt; /* back-off counter */
385 unsigned short taddr_h; /* temp address (MSB) */
386 unsigned short taddr_m; /* temp address */
387 unsigned short taddr_l; /* temp address (LSB) */
388};
389
390struct transparent_pram {
391 /*
392 * SCC parameter RAM
393 */
394 unsigned short rbase; /* RX BD base address */
395 unsigned short tbase; /* TX BD base address */
396 unsigned char rfcr; /* Rx function code */
397 unsigned char tfcr; /* Tx function code */
398 unsigned short mrblr; /* Rx buffer length */
399 unsigned long rstate; /* Rx internal state */
400 unsigned long rptr; /* Rx internal data pointer */
401 unsigned short rbptr; /* rb BD Pointer */
402 unsigned short rcount; /* Rx internal byte count */
403 unsigned long rtemp; /* Rx temp */
404 unsigned long tstate; /* Tx internal state */
405 unsigned long tptr; /* Tx internal data pointer */
406 unsigned short tbptr; /* Tx BD pointer */
407 unsigned short tcount; /* Tx byte count */
408 unsigned long ttemp; /* Tx temp */
409 unsigned long rcrc; /* temp receive CRC */
410 unsigned long tcrc; /* temp transmit CRC */
411
412 /*
413 * TRANSPARENT specific parameter RAM
414 */
415 unsigned long crc_p; /* CRC Preset */
416 unsigned long crc_c; /* CRC constant */
417};
418
419struct timer_pram {
420 /*
421 * RISC timers parameter RAM
422 */
423 unsigned short tm_base; /* RISC timer table base adr */
424 unsigned short tm_ptr; /* RISC timer table pointer */
425 unsigned short r_tmr; /* RISC timer mode register */
426 unsigned short r_tmv; /* RISC timer valid register */
427 unsigned long tm_cmd; /* RISC timer cmd register */
428 unsigned long tm_cnt; /* RISC timer internal cnt */
429};
430
431#endif