2 * Communication Processor Module v2.
4 * This file contains structures and information for the communication
5 * processor channels found in the dual port RAM or parameter RAM.
6 * All CPM control and status is available through the CPM2 internal
7 * memory map. See immap_cpm2.h for details.
13 #include <asm/immap_cpm2.h>
15 /* CPM Command register.
17 #define CPM_CR_RST ((uint)0x80000000)
18 #define CPM_CR_PAGE ((uint)0x7c000000)
19 #define CPM_CR_SBLOCK ((uint)0x03e00000)
20 #define CPM_CR_FLG ((uint)0x00010000)
21 #define CPM_CR_MCN ((uint)0x00003fc0)
22 #define CPM_CR_OPCODE ((uint)0x0000000f)
24 /* Device sub-block and page codes.
26 #define CPM_CR_SCC1_SBLOCK (0x04)
27 #define CPM_CR_SCC2_SBLOCK (0x05)
28 #define CPM_CR_SCC3_SBLOCK (0x06)
29 #define CPM_CR_SCC4_SBLOCK (0x07)
30 #define CPM_CR_SMC1_SBLOCK (0x08)
31 #define CPM_CR_SMC2_SBLOCK (0x09)
32 #define CPM_CR_SPI_SBLOCK (0x0a)
33 #define CPM_CR_I2C_SBLOCK (0x0b)
34 #define CPM_CR_TIMER_SBLOCK (0x0f)
35 #define CPM_CR_RAND_SBLOCK (0x0e)
36 #define CPM_CR_FCC1_SBLOCK (0x10)
37 #define CPM_CR_FCC2_SBLOCK (0x11)
38 #define CPM_CR_FCC3_SBLOCK (0x12)
39 #define CPM_CR_IDMA1_SBLOCK (0x14)
40 #define CPM_CR_IDMA2_SBLOCK (0x15)
41 #define CPM_CR_IDMA3_SBLOCK (0x16)
42 #define CPM_CR_IDMA4_SBLOCK (0x17)
43 #define CPM_CR_MCC1_SBLOCK (0x1c)
45 #define CPM_CR_SCC1_PAGE (0x00)
46 #define CPM_CR_SCC2_PAGE (0x01)
47 #define CPM_CR_SCC3_PAGE (0x02)
48 #define CPM_CR_SCC4_PAGE (0x03)
49 #define CPM_CR_SMC1_PAGE (0x07)
50 #define CPM_CR_SMC2_PAGE (0x08)
51 #define CPM_CR_SPI_PAGE (0x09)
52 #define CPM_CR_I2C_PAGE (0x0a)
53 #define CPM_CR_TIMER_PAGE (0x0a)
54 #define CPM_CR_RAND_PAGE (0x0a)
55 #define CPM_CR_FCC1_PAGE (0x04)
56 #define CPM_CR_FCC2_PAGE (0x05)
57 #define CPM_CR_FCC3_PAGE (0x06)
58 #define CPM_CR_IDMA1_PAGE (0x07)
59 #define CPM_CR_IDMA2_PAGE (0x08)
60 #define CPM_CR_IDMA3_PAGE (0x09)
61 #define CPM_CR_IDMA4_PAGE (0x0a)
62 #define CPM_CR_MCC1_PAGE (0x07)
63 #define CPM_CR_MCC2_PAGE (0x08)
65 /* Some opcodes (there are more...later)
67 #define CPM_CR_INIT_TRX ((ushort)0x0000)
68 #define CPM_CR_INIT_RX ((ushort)0x0001)
69 #define CPM_CR_INIT_TX ((ushort)0x0002)
70 #define CPM_CR_HUNT_MODE ((ushort)0x0003)
71 #define CPM_CR_STOP_TX ((ushort)0x0004)
72 #define CPM_CR_GRA_STOP_TX ((ushort)0x0005)
73 #define CPM_CR_RESTART_TX ((ushort)0x0006)
74 #define CPM_CR_SET_GADDR ((ushort)0x0008)
75 #define CPM_CR_START_IDMA ((ushort)0x0009)
76 #define CPM_CR_STOP_IDMA ((ushort)0x000b)
78 #define mk_cr_cmd(PG, SBC, MCN, OP) \
79 ((PG << 26) | (SBC << 21) | (MCN << 6) | OP)
81 /* Dual Port RAM addresses. The first 16K is available for almost
82 * any CPM use, so we put the BDs there. The first 128 bytes are
83 * used for SMC1 and SMC2 parameter RAM, so we start allocating
84 * BDs above that. All of this must change when we start
85 * downloading RAM microcode.
87 #define CPM_DATAONLY_BASE ((uint)128)
88 #define CPM_DP_NOSPACE ((uint)0x7fffffff)
89 #if defined(CONFIG_8272) || defined(CONFIG_MPC8555)
90 #define CPM_DATAONLY_SIZE ((uint)(8 * 1024) - CPM_DATAONLY_BASE)
91 #define CPM_FCC_SPECIAL_BASE ((uint)0x00009000)
93 #define CPM_DATAONLY_SIZE ((uint)(16 * 1024) - CPM_DATAONLY_BASE)
94 #define CPM_FCC_SPECIAL_BASE ((uint)0x0000b000)
97 /* The number of pages of host memory we allocate for CPM. This is
98 * done early in kernel initialization to get physically contiguous
101 #define NUM_CPM_HOST_PAGES 2
103 static inline long IS_DPERR(const uint offset)
105 return (uint)offset > (uint)-1000L;
108 /* Export the base address of the communication processor registers
111 extern cpm_cpm2_t *cpmp; /* Pointer to comm processor */
112 extern uint cpm_dpalloc(uint size, uint align);
113 extern int cpm_dpfree(uint offset);
114 extern uint cpm_dpalloc_fixed(uint offset, uint size, uint align);
115 extern void cpm_dpdump(void);
116 extern void *cpm_dpram_addr(uint offset);
117 extern void cpm_setbrg(uint brg, uint rate);
118 extern void cpm2_fastbrg(uint brg, uint rate, int div16);
120 /* Buffer descriptors used by many of the CPM protocols.
122 typedef struct cpm_buf_desc {
123 ushort cbd_sc; /* Status and Control */
124 ushort cbd_datlen; /* Data length in buffer */
125 uint cbd_bufaddr; /* Buffer address in host memory */
128 #define BD_SC_EMPTY ((ushort)0x8000) /* Receive is empty */
129 #define BD_SC_READY ((ushort)0x8000) /* Transmit is ready */
130 #define BD_SC_WRAP ((ushort)0x2000) /* Last buffer descriptor */
131 #define BD_SC_INTRPT ((ushort)0x1000) /* Interrupt on change */
132 #define BD_SC_LAST ((ushort)0x0800) /* Last buffer in frame */
133 #define BD_SC_CM ((ushort)0x0200) /* Continous mode */
134 #define BD_SC_ID ((ushort)0x0100) /* Rec'd too many idles */
135 #define BD_SC_P ((ushort)0x0100) /* xmt preamble */
136 #define BD_SC_BR ((ushort)0x0020) /* Break received */
137 #define BD_SC_FR ((ushort)0x0010) /* Framing error */
138 #define BD_SC_PR ((ushort)0x0008) /* Parity error */
139 #define BD_SC_OV ((ushort)0x0002) /* Overrun */
140 #define BD_SC_CD ((ushort)0x0001) /* ?? */
142 /* Function code bits, usually generic to devices.
144 #define CPMFCR_GBL ((u_char)0x20) /* Set memory snooping */
145 #define CPMFCR_EB ((u_char)0x10) /* Set big endian byte order */
146 #define CPMFCR_TC2 ((u_char)0x04) /* Transfer code 2 value */
147 #define CPMFCR_DTB ((u_char)0x02) /* Use local bus for data when set */
148 #define CPMFCR_BDB ((u_char)0x01) /* Use local bus for BD when set */
150 /* Parameter RAM offsets from the base.
152 #define PROFF_SCC1 ((uint)0x8000)
153 #define PROFF_SCC2 ((uint)0x8100)
154 #define PROFF_SCC3 ((uint)0x8200)
155 #define PROFF_SCC4 ((uint)0x8300)
156 #define PROFF_FCC1 ((uint)0x8400)
157 #define PROFF_FCC2 ((uint)0x8500)
158 #define PROFF_FCC3 ((uint)0x8600)
159 #define PROFF_MCC1 ((uint)0x8700)
160 #define PROFF_SMC1_BASE ((uint)0x87fc)
161 #define PROFF_IDMA1_BASE ((uint)0x87fe)
162 #define PROFF_MCC2 ((uint)0x8800)
163 #define PROFF_SMC2_BASE ((uint)0x88fc)
164 #define PROFF_IDMA2_BASE ((uint)0x88fe)
165 #define PROFF_SPI_BASE ((uint)0x89fc)
166 #define PROFF_IDMA3_BASE ((uint)0x89fe)
167 #define PROFF_TIMERS ((uint)0x8ae0)
168 #define PROFF_REVNUM ((uint)0x8af0)
169 #define PROFF_RAND ((uint)0x8af8)
170 #define PROFF_I2C_BASE ((uint)0x8afc)
171 #define PROFF_IDMA4_BASE ((uint)0x8afe)
173 /* The SMCs are relocated to any of the first eight DPRAM pages.
174 * We will fix these at the first locations of DPRAM, until we
175 * get some microcode patches :-).
176 * The parameter ram space for the SMCs is fifty-some bytes, and
177 * they are required to start on a 64 byte boundary.
179 #define PROFF_SMC1 (0)
180 #define PROFF_SMC2 (64)
183 /* Define enough so I can at least use the serial port as a UART.
185 typedef struct smc_uart {
186 ushort smc_rbase; /* Rx Buffer descriptor base address */
187 ushort smc_tbase; /* Tx Buffer descriptor base address */
188 u_char smc_rfcr; /* Rx function code */
189 u_char smc_tfcr; /* Tx function code */
190 ushort smc_mrblr; /* Max receive buffer length */
191 uint smc_rstate; /* Internal */
192 uint smc_idp; /* Internal */
193 ushort smc_rbptr; /* Internal */
194 ushort smc_ibc; /* Internal */
195 uint smc_rxtmp; /* Internal */
196 uint smc_tstate; /* Internal */
197 uint smc_tdp; /* Internal */
198 ushort smc_tbptr; /* Internal */
199 ushort smc_tbc; /* Internal */
200 uint smc_txtmp; /* Internal */
201 ushort smc_maxidl; /* Maximum idle characters */
202 ushort smc_tmpidl; /* Temporary idle counter */
203 ushort smc_brklen; /* Last received break length */
204 ushort smc_brkec; /* rcv'd break condition counter */
205 ushort smc_brkcr; /* xmt break count register */
206 ushort smc_rmask; /* Temporary bit mask */
207 uint smc_stmp; /* SDMA Temp */
210 /* SMC uart mode register (Internal memory map).
212 #define SMCMR_REN ((ushort)0x0001)
213 #define SMCMR_TEN ((ushort)0x0002)
214 #define SMCMR_DM ((ushort)0x000c)
215 #define SMCMR_SM_GCI ((ushort)0x0000)
216 #define SMCMR_SM_UART ((ushort)0x0020)
217 #define SMCMR_SM_TRANS ((ushort)0x0030)
218 #define SMCMR_SM_MASK ((ushort)0x0030)
219 #define SMCMR_PM_EVEN ((ushort)0x0100) /* Even parity, else odd */
220 #define SMCMR_REVD SMCMR_PM_EVEN
221 #define SMCMR_PEN ((ushort)0x0200) /* Parity enable */
222 #define SMCMR_BS SMCMR_PEN
223 #define SMCMR_SL ((ushort)0x0400) /* Two stops, else one */
224 #define SMCR_CLEN_MASK ((ushort)0x7800) /* Character length */
225 #define smcr_mk_clen(C) (((C) << 11) & SMCR_CLEN_MASK)
227 /* SMC Event and Mask register.
229 #define SMCM_BRKE ((unsigned char)0x40) /* When in UART Mode */
230 #define SMCM_BRK ((unsigned char)0x10) /* When in UART Mode */
231 #define SMCM_TXE ((unsigned char)0x10)
232 #define SMCM_BSY ((unsigned char)0x04)
233 #define SMCM_TX ((unsigned char)0x02)
234 #define SMCM_RX ((unsigned char)0x01)
236 /* Baud rate generators.
238 #define CPM_BRG_RST ((uint)0x00020000)
239 #define CPM_BRG_EN ((uint)0x00010000)
240 #define CPM_BRG_EXTC_INT ((uint)0x00000000)
241 #define CPM_BRG_EXTC_CLK3_9 ((uint)0x00004000)
242 #define CPM_BRG_EXTC_CLK5_15 ((uint)0x00008000)
243 #define CPM_BRG_ATB ((uint)0x00002000)
244 #define CPM_BRG_CD_MASK ((uint)0x00001ffe)
245 #define CPM_BRG_DIV16 ((uint)0x00000001)
249 #define SCC_GSMRH_IRP ((uint)0x00040000)
250 #define SCC_GSMRH_GDE ((uint)0x00010000)
251 #define SCC_GSMRH_TCRC_CCITT ((uint)0x00008000)
252 #define SCC_GSMRH_TCRC_BISYNC ((uint)0x00004000)
253 #define SCC_GSMRH_TCRC_HDLC ((uint)0x00000000)
254 #define SCC_GSMRH_REVD ((uint)0x00002000)
255 #define SCC_GSMRH_TRX ((uint)0x00001000)
256 #define SCC_GSMRH_TTX ((uint)0x00000800)
257 #define SCC_GSMRH_CDP ((uint)0x00000400)
258 #define SCC_GSMRH_CTSP ((uint)0x00000200)
259 #define SCC_GSMRH_CDS ((uint)0x00000100)
260 #define SCC_GSMRH_CTSS ((uint)0x00000080)
261 #define SCC_GSMRH_TFL ((uint)0x00000040)
262 #define SCC_GSMRH_RFW ((uint)0x00000020)
263 #define SCC_GSMRH_TXSY ((uint)0x00000010)
264 #define SCC_GSMRH_SYNL16 ((uint)0x0000000c)
265 #define SCC_GSMRH_SYNL8 ((uint)0x00000008)
266 #define SCC_GSMRH_SYNL4 ((uint)0x00000004)
267 #define SCC_GSMRH_RTSM ((uint)0x00000002)
268 #define SCC_GSMRH_RSYN ((uint)0x00000001)
270 #define SCC_GSMRL_SIR ((uint)0x80000000) /* SCC2 only */
271 #define SCC_GSMRL_EDGE_NONE ((uint)0x60000000)
272 #define SCC_GSMRL_EDGE_NEG ((uint)0x40000000)
273 #define SCC_GSMRL_EDGE_POS ((uint)0x20000000)
274 #define SCC_GSMRL_EDGE_BOTH ((uint)0x00000000)
275 #define SCC_GSMRL_TCI ((uint)0x10000000)
276 #define SCC_GSMRL_TSNC_3 ((uint)0x0c000000)
277 #define SCC_GSMRL_TSNC_4 ((uint)0x08000000)
278 #define SCC_GSMRL_TSNC_14 ((uint)0x04000000)
279 #define SCC_GSMRL_TSNC_INF ((uint)0x00000000)
280 #define SCC_GSMRL_RINV ((uint)0x02000000)
281 #define SCC_GSMRL_TINV ((uint)0x01000000)
282 #define SCC_GSMRL_TPL_128 ((uint)0x00c00000)
283 #define SCC_GSMRL_TPL_64 ((uint)0x00a00000)
284 #define SCC_GSMRL_TPL_48 ((uint)0x00800000)
285 #define SCC_GSMRL_TPL_32 ((uint)0x00600000)
286 #define SCC_GSMRL_TPL_16 ((uint)0x00400000)
287 #define SCC_GSMRL_TPL_8 ((uint)0x00200000)
288 #define SCC_GSMRL_TPL_NONE ((uint)0x00000000)
289 #define SCC_GSMRL_TPP_ALL1 ((uint)0x00180000)
290 #define SCC_GSMRL_TPP_01 ((uint)0x00100000)
291 #define SCC_GSMRL_TPP_10 ((uint)0x00080000)
292 #define SCC_GSMRL_TPP_ZEROS ((uint)0x00000000)
293 #define SCC_GSMRL_TEND ((uint)0x00040000)
294 #define SCC_GSMRL_TDCR_32 ((uint)0x00030000)
295 #define SCC_GSMRL_TDCR_16 ((uint)0x00020000)
296 #define SCC_GSMRL_TDCR_8 ((uint)0x00010000)
297 #define SCC_GSMRL_TDCR_1 ((uint)0x00000000)
298 #define SCC_GSMRL_RDCR_32 ((uint)0x0000c000)
299 #define SCC_GSMRL_RDCR_16 ((uint)0x00008000)
300 #define SCC_GSMRL_RDCR_8 ((uint)0x00004000)
301 #define SCC_GSMRL_RDCR_1 ((uint)0x00000000)
302 #define SCC_GSMRL_RENC_DFMAN ((uint)0x00003000)
303 #define SCC_GSMRL_RENC_MANCH ((uint)0x00002000)
304 #define SCC_GSMRL_RENC_FM0 ((uint)0x00001000)
305 #define SCC_GSMRL_RENC_NRZI ((uint)0x00000800)
306 #define SCC_GSMRL_RENC_NRZ ((uint)0x00000000)
307 #define SCC_GSMRL_TENC_DFMAN ((uint)0x00000600)
308 #define SCC_GSMRL_TENC_MANCH ((uint)0x00000400)
309 #define SCC_GSMRL_TENC_FM0 ((uint)0x00000200)
310 #define SCC_GSMRL_TENC_NRZI ((uint)0x00000100)
311 #define SCC_GSMRL_TENC_NRZ ((uint)0x00000000)
312 #define SCC_GSMRL_DIAG_LE ((uint)0x000000c0) /* Loop and echo */
313 #define SCC_GSMRL_DIAG_ECHO ((uint)0x00000080)
314 #define SCC_GSMRL_DIAG_LOOP ((uint)0x00000040)
315 #define SCC_GSMRL_DIAG_NORM ((uint)0x00000000)
316 #define SCC_GSMRL_ENR ((uint)0x00000020)
317 #define SCC_GSMRL_ENT ((uint)0x00000010)
318 #define SCC_GSMRL_MODE_ENET ((uint)0x0000000c)
319 #define SCC_GSMRL_MODE_DDCMP ((uint)0x00000009)
320 #define SCC_GSMRL_MODE_BISYNC ((uint)0x00000008)
321 #define SCC_GSMRL_MODE_V14 ((uint)0x00000007)
322 #define SCC_GSMRL_MODE_AHDLC ((uint)0x00000006)
323 #define SCC_GSMRL_MODE_PROFIBUS ((uint)0x00000005)
324 #define SCC_GSMRL_MODE_UART ((uint)0x00000004)
325 #define SCC_GSMRL_MODE_SS7 ((uint)0x00000003)
326 #define SCC_GSMRL_MODE_ATALK ((uint)0x00000002)
327 #define SCC_GSMRL_MODE_HDLC ((uint)0x00000000)
329 #define SCC_TODR_TOD ((ushort)0x8000)
331 /* SCC Event and Mask register.
333 #define SCCM_TXE ((unsigned char)0x10)
334 #define SCCM_BSY ((unsigned char)0x04)
335 #define SCCM_TX ((unsigned char)0x02)
336 #define SCCM_RX ((unsigned char)0x01)
338 typedef struct scc_param {
339 ushort scc_rbase; /* Rx Buffer descriptor base address */
340 ushort scc_tbase; /* Tx Buffer descriptor base address */
341 u_char scc_rfcr; /* Rx function code */
342 u_char scc_tfcr; /* Tx function code */
343 ushort scc_mrblr; /* Max receive buffer length */
344 uint scc_rstate; /* Internal */
345 uint scc_idp; /* Internal */
346 ushort scc_rbptr; /* Internal */
347 ushort scc_ibc; /* Internal */
348 uint scc_rxtmp; /* Internal */
349 uint scc_tstate; /* Internal */
350 uint scc_tdp; /* Internal */
351 ushort scc_tbptr; /* Internal */
352 ushort scc_tbc; /* Internal */
353 uint scc_txtmp; /* Internal */
354 uint scc_rcrc; /* Internal */
355 uint scc_tcrc; /* Internal */
358 /* CPM Ethernet through SCC1.
360 typedef struct scc_enet {
362 uint sen_cpres; /* Preset CRC */
363 uint sen_cmask; /* Constant mask for CRC */
364 uint sen_crcec; /* CRC Error counter */
365 uint sen_alec; /* alignment error counter */
366 uint sen_disfc; /* discard frame counter */
367 ushort sen_pads; /* Tx short frame pad character */
368 ushort sen_retlim; /* Retry limit threshold */
369 ushort sen_retcnt; /* Retry limit counter */
370 ushort sen_maxflr; /* maximum frame length register */
371 ushort sen_minflr; /* minimum frame length register */
372 ushort sen_maxd1; /* maximum DMA1 length */
373 ushort sen_maxd2; /* maximum DMA2 length */
374 ushort sen_maxd; /* Rx max DMA */
375 ushort sen_dmacnt; /* Rx DMA counter */
376 ushort sen_maxb; /* Max BD byte count */
377 ushort sen_gaddr1; /* Group address filter */
381 uint sen_tbuf0data0; /* Save area 0 - current frame */
382 uint sen_tbuf0data1; /* Save area 1 - current frame */
383 uint sen_tbuf0rba; /* Internal */
384 uint sen_tbuf0crc; /* Internal */
385 ushort sen_tbuf0bcnt; /* Internal */
386 ushort sen_paddrh; /* physical address (MSB) */
388 ushort sen_paddrl; /* physical address (LSB) */
389 ushort sen_pper; /* persistence */
390 ushort sen_rfbdptr; /* Rx first BD pointer */
391 ushort sen_tfbdptr; /* Tx first BD pointer */
392 ushort sen_tlbdptr; /* Tx last BD pointer */
393 uint sen_tbuf1data0; /* Save area 0 - current frame */
394 uint sen_tbuf1data1; /* Save area 1 - current frame */
395 uint sen_tbuf1rba; /* Internal */
396 uint sen_tbuf1crc; /* Internal */
397 ushort sen_tbuf1bcnt; /* Internal */
398 ushort sen_txlen; /* Tx Frame length counter */
399 ushort sen_iaddr1; /* Individual address filter */
403 ushort sen_boffcnt; /* Backoff counter */
405 /* NOTE: Some versions of the manual have the following items
406 * incorrectly documented. Below is the proper order.
408 ushort sen_taddrh; /* temp address (MSB) */
410 ushort sen_taddrl; /* temp address (LSB) */
414 /* SCC Event register as used by Ethernet.
416 #define SCCE_ENET_GRA ((ushort)0x0080) /* Graceful stop complete */
417 #define SCCE_ENET_TXE ((ushort)0x0010) /* Transmit Error */
418 #define SCCE_ENET_RXF ((ushort)0x0008) /* Full frame received */
419 #define SCCE_ENET_BSY ((ushort)0x0004) /* All incoming buffers full */
420 #define SCCE_ENET_TXB ((ushort)0x0002) /* A buffer was transmitted */
421 #define SCCE_ENET_RXB ((ushort)0x0001) /* A buffer was received */
423 /* SCC Mode Register (PSMR) as used by Ethernet.
425 #define SCC_PSMR_HBC ((ushort)0x8000) /* Enable heartbeat */
426 #define SCC_PSMR_FC ((ushort)0x4000) /* Force collision */
427 #define SCC_PSMR_RSH ((ushort)0x2000) /* Receive short frames */
428 #define SCC_PSMR_IAM ((ushort)0x1000) /* Check individual hash */
429 #define SCC_PSMR_ENCRC ((ushort)0x0800) /* Ethernet CRC mode */
430 #define SCC_PSMR_PRO ((ushort)0x0200) /* Promiscuous mode */
431 #define SCC_PSMR_BRO ((ushort)0x0100) /* Catch broadcast pkts */
432 #define SCC_PSMR_SBT ((ushort)0x0080) /* Special backoff timer */
433 #define SCC_PSMR_LPB ((ushort)0x0040) /* Set Loopback mode */
434 #define SCC_PSMR_SIP ((ushort)0x0020) /* Sample Input Pins */
435 #define SCC_PSMR_LCW ((ushort)0x0010) /* Late collision window */
436 #define SCC_PSMR_NIB22 ((ushort)0x000a) /* Start frame search */
437 #define SCC_PSMR_FDE ((ushort)0x0001) /* Full duplex enable */
439 /* Buffer descriptor control/status used by Ethernet receive.
440 * Common to SCC and FCC.
442 #define BD_ENET_RX_EMPTY ((ushort)0x8000)
443 #define BD_ENET_RX_WRAP ((ushort)0x2000)
444 #define BD_ENET_RX_INTR ((ushort)0x1000)
445 #define BD_ENET_RX_LAST ((ushort)0x0800)
446 #define BD_ENET_RX_FIRST ((ushort)0x0400)
447 #define BD_ENET_RX_MISS ((ushort)0x0100)
448 #define BD_ENET_RX_BC ((ushort)0x0080) /* FCC Only */
449 #define BD_ENET_RX_MC ((ushort)0x0040) /* FCC Only */
450 #define BD_ENET_RX_LG ((ushort)0x0020)
451 #define BD_ENET_RX_NO ((ushort)0x0010)
452 #define BD_ENET_RX_SH ((ushort)0x0008)
453 #define BD_ENET_RX_CR ((ushort)0x0004)
454 #define BD_ENET_RX_OV ((ushort)0x0002)
455 #define BD_ENET_RX_CL ((ushort)0x0001)
456 #define BD_ENET_RX_STATS ((ushort)0x01ff) /* All status bits */
458 /* Buffer descriptor control/status used by Ethernet transmit.
459 * Common to SCC and FCC.
461 #define BD_ENET_TX_READY ((ushort)0x8000)
462 #define BD_ENET_TX_PAD ((ushort)0x4000)
463 #define BD_ENET_TX_WRAP ((ushort)0x2000)
464 #define BD_ENET_TX_INTR ((ushort)0x1000)
465 #define BD_ENET_TX_LAST ((ushort)0x0800)
466 #define BD_ENET_TX_TC ((ushort)0x0400)
467 #define BD_ENET_TX_DEF ((ushort)0x0200)
468 #define BD_ENET_TX_HB ((ushort)0x0100)
469 #define BD_ENET_TX_LC ((ushort)0x0080)
470 #define BD_ENET_TX_RL ((ushort)0x0040)
471 #define BD_ENET_TX_RCMASK ((ushort)0x003c)
472 #define BD_ENET_TX_UN ((ushort)0x0002)
473 #define BD_ENET_TX_CSL ((ushort)0x0001)
474 #define BD_ENET_TX_STATS ((ushort)0x03ff) /* All status bits */
478 typedef struct scc_uart {
480 uint scc_res1; /* Reserved */
481 uint scc_res2; /* Reserved */
482 ushort scc_maxidl; /* Maximum idle chars */
483 ushort scc_idlc; /* temp idle counter */
484 ushort scc_brkcr; /* Break count register */
485 ushort scc_parec; /* receive parity error counter */
486 ushort scc_frmec; /* receive framing error counter */
487 ushort scc_nosec; /* receive noise counter */
488 ushort scc_brkec; /* receive break condition counter */
489 ushort scc_brkln; /* last received break length */
490 ushort scc_uaddr1; /* UART address character 1 */
491 ushort scc_uaddr2; /* UART address character 2 */
492 ushort scc_rtemp; /* Temp storage */
493 ushort scc_toseq; /* Transmit out of sequence char */
494 ushort scc_char1; /* control character 1 */
495 ushort scc_char2; /* control character 2 */
496 ushort scc_char3; /* control character 3 */
497 ushort scc_char4; /* control character 4 */
498 ushort scc_char5; /* control character 5 */
499 ushort scc_char6; /* control character 6 */
500 ushort scc_char7; /* control character 7 */
501 ushort scc_char8; /* control character 8 */
502 ushort scc_rccm; /* receive control character mask */
503 ushort scc_rccr; /* receive control character register */
504 ushort scc_rlbc; /* receive last break character */
507 /* SCC Event and Mask registers when it is used as a UART.
509 #define UART_SCCM_GLR ((ushort)0x1000)
510 #define UART_SCCM_GLT ((ushort)0x0800)
511 #define UART_SCCM_AB ((ushort)0x0200)
512 #define UART_SCCM_IDL ((ushort)0x0100)
513 #define UART_SCCM_GRA ((ushort)0x0080)
514 #define UART_SCCM_BRKE ((ushort)0x0040)
515 #define UART_SCCM_BRKS ((ushort)0x0020)
516 #define UART_SCCM_CCR ((ushort)0x0008)
517 #define UART_SCCM_BSY ((ushort)0x0004)
518 #define UART_SCCM_TX ((ushort)0x0002)
519 #define UART_SCCM_RX ((ushort)0x0001)
521 /* The SCC PSMR when used as a UART.
523 #define SCU_PSMR_FLC ((ushort)0x8000)
524 #define SCU_PSMR_SL ((ushort)0x4000)
525 #define SCU_PSMR_CL ((ushort)0x3000)
526 #define SCU_PSMR_UM ((ushort)0x0c00)
527 #define SCU_PSMR_FRZ ((ushort)0x0200)
528 #define SCU_PSMR_RZS ((ushort)0x0100)
529 #define SCU_PSMR_SYN ((ushort)0x0080)
530 #define SCU_PSMR_DRT ((ushort)0x0040)
531 #define SCU_PSMR_PEN ((ushort)0x0010)
532 #define SCU_PSMR_RPM ((ushort)0x000c)
533 #define SCU_PSMR_REVP ((ushort)0x0008)
534 #define SCU_PSMR_TPM ((ushort)0x0003)
535 #define SCU_PSMR_TEVP ((ushort)0x0002)
537 /* CPM Transparent mode SCC.
539 typedef struct scc_trans {
541 uint st_cpres; /* Preset CRC */
542 uint st_cmask; /* Constant mask for CRC */
545 #define BD_SCC_TX_LAST ((ushort)0x0800)
547 /* How about some FCCs.....
549 #define FCC_GFMR_DIAG_NORM ((uint)0x00000000)
550 #define FCC_GFMR_DIAG_LE ((uint)0x40000000)
551 #define FCC_GFMR_DIAG_AE ((uint)0x80000000)
552 #define FCC_GFMR_DIAG_ALE ((uint)0xc0000000)
553 #define FCC_GFMR_TCI ((uint)0x20000000)
554 #define FCC_GFMR_TRX ((uint)0x10000000)
555 #define FCC_GFMR_TTX ((uint)0x08000000)
556 #define FCC_GFMR_TTX ((uint)0x08000000)
557 #define FCC_GFMR_CDP ((uint)0x04000000)
558 #define FCC_GFMR_CTSP ((uint)0x02000000)
559 #define FCC_GFMR_CDS ((uint)0x01000000)
560 #define FCC_GFMR_CTSS ((uint)0x00800000)
561 #define FCC_GFMR_SYNL_NONE ((uint)0x00000000)
562 #define FCC_GFMR_SYNL_AUTO ((uint)0x00004000)
563 #define FCC_GFMR_SYNL_8 ((uint)0x00008000)
564 #define FCC_GFMR_SYNL_16 ((uint)0x0000c000)
565 #define FCC_GFMR_RTSM ((uint)0x00002000)
566 #define FCC_GFMR_RENC_NRZ ((uint)0x00000000)
567 #define FCC_GFMR_RENC_NRZI ((uint)0x00000800)
568 #define FCC_GFMR_REVD ((uint)0x00000400)
569 #define FCC_GFMR_TENC_NRZ ((uint)0x00000000)
570 #define FCC_GFMR_TENC_NRZI ((uint)0x00000100)
571 #define FCC_GFMR_TCRC_16 ((uint)0x00000000)
572 #define FCC_GFMR_TCRC_32 ((uint)0x00000080)
573 #define FCC_GFMR_ENR ((uint)0x00000020)
574 #define FCC_GFMR_ENT ((uint)0x00000010)
575 #define FCC_GFMR_MODE_ENET ((uint)0x0000000c)
576 #define FCC_GFMR_MODE_ATM ((uint)0x0000000a)
577 #define FCC_GFMR_MODE_HDLC ((uint)0x00000000)
579 /* Generic FCC parameter ram.
581 typedef struct fcc_param {
582 ushort fcc_riptr; /* Rx Internal temp pointer */
583 ushort fcc_tiptr; /* Tx Internal temp pointer */
585 ushort fcc_mrblr; /* Max receive buffer length, mod 32 bytes */
586 uint fcc_rstate; /* Upper byte is Func code, must be set */
587 uint fcc_rbase; /* Receive BD base */
588 ushort fcc_rbdstat; /* RxBD status */
589 ushort fcc_rbdlen; /* RxBD down counter */
590 uint fcc_rdptr; /* RxBD internal data pointer */
591 uint fcc_tstate; /* Upper byte is Func code, must be set */
592 uint fcc_tbase; /* Transmit BD base */
593 ushort fcc_tbdstat; /* TxBD status */
594 ushort fcc_tbdlen; /* TxBD down counter */
595 uint fcc_tdptr; /* TxBD internal data pointer */
596 uint fcc_rbptr; /* Rx BD Internal buf pointer */
597 uint fcc_tbptr; /* Tx BD Internal buf pointer */
598 uint fcc_rcrc; /* Rx temp CRC */
600 uint fcc_tcrc; /* Tx temp CRC */
604 /* Ethernet controller through FCC.
606 typedef struct fcc_enet {
608 uint fen_statbuf; /* Internal status buffer */
609 uint fen_camptr; /* CAM address */
610 uint fen_cmask; /* Constant mask for CRC */
611 uint fen_cpres; /* Preset CRC */
612 uint fen_crcec; /* CRC Error counter */
613 uint fen_alec; /* alignment error counter */
614 uint fen_disfc; /* discard frame counter */
615 ushort fen_retlim; /* Retry limit */
616 ushort fen_retcnt; /* Retry counter */
617 ushort fen_pper; /* Persistence */
618 ushort fen_boffcnt; /* backoff counter */
619 uint fen_gaddrh; /* Group address filter, high 32-bits */
620 uint fen_gaddrl; /* Group address filter, low 32-bits */
621 ushort fen_tfcstat; /* out of sequence TxBD */
624 ushort fen_mflr; /* Maximum frame length (1518) */
625 ushort fen_paddrh; /* MAC address */
628 ushort fen_ibdcount; /* Internal BD counter */
629 ushort fen_ibdstart; /* Internal BD start pointer */
630 ushort fen_ibdend; /* Internal BD end pointer */
631 ushort fen_txlen; /* Internal Tx frame length counter */
632 uint fen_ibdbase[8]; /* Internal use */
633 uint fen_iaddrh; /* Individual address filter */
635 ushort fen_minflr; /* Minimum frame length (64) */
636 ushort fen_taddrh; /* Filter transfer MAC address */
639 ushort fen_padptr; /* Pointer to pad byte buffer */
640 ushort fen_cftype; /* control frame type */
641 ushort fen_cfrange; /* control frame range */
642 ushort fen_maxb; /* maximum BD count */
643 ushort fen_maxd1; /* Max DMA1 length (1520) */
644 ushort fen_maxd2; /* Max DMA2 length (1520) */
645 ushort fen_maxd; /* internal max DMA count */
646 ushort fen_dmacnt; /* internal DMA counter */
647 uint fen_octc; /* Total octect counter */
648 uint fen_colc; /* Total collision counter */
649 uint fen_broc; /* Total broadcast packet counter */
650 uint fen_mulc; /* Total multicast packet count */
651 uint fen_uspc; /* Total packets < 64 bytes */
652 uint fen_frgc; /* Total packets < 64 bytes with errors */
653 uint fen_ospc; /* Total packets > 1518 */
654 uint fen_jbrc; /* Total packets > 1518 with errors */
655 uint fen_p64c; /* Total packets == 64 bytes */
656 uint fen_p65c; /* Total packets 64 < bytes <= 127 */
657 uint fen_p128c; /* Total packets 127 < bytes <= 255 */
658 uint fen_p256c; /* Total packets 256 < bytes <= 511 */
659 uint fen_p512c; /* Total packets 512 < bytes <= 1023 */
660 uint fen_p1024c; /* Total packets 1024 < bytes <= 1518 */
661 uint fen_cambuf; /* Internal CAM buffer poiner */
662 ushort fen_rfthr; /* Received frames threshold */
663 ushort fen_rfcnt; /* Received frames count */
666 /* FCC Event/Mask register as used by Ethernet.
668 #define FCC_ENET_GRA ((ushort)0x0080) /* Graceful stop complete */
669 #define FCC_ENET_RXC ((ushort)0x0040) /* Control Frame Received */
670 #define FCC_ENET_TXC ((ushort)0x0020) /* Out of seq. Tx sent */
671 #define FCC_ENET_TXE ((ushort)0x0010) /* Transmit Error */
672 #define FCC_ENET_RXF ((ushort)0x0008) /* Full frame received */
673 #define FCC_ENET_BSY ((ushort)0x0004) /* Busy. Rx Frame dropped */
674 #define FCC_ENET_TXB ((ushort)0x0002) /* A buffer was transmitted */
675 #define FCC_ENET_RXB ((ushort)0x0001) /* A buffer was received */
677 /* FCC Mode Register (FPSMR) as used by Ethernet.
679 #define FCC_PSMR_HBC ((uint)0x80000000) /* Enable heartbeat */
680 #define FCC_PSMR_FC ((uint)0x40000000) /* Force Collision */
681 #define FCC_PSMR_SBT ((uint)0x20000000) /* Stop backoff timer */
682 #define FCC_PSMR_LPB ((uint)0x10000000) /* Local protect. 1 = FDX */
683 #define FCC_PSMR_LCW ((uint)0x08000000) /* Late collision select */
684 #define FCC_PSMR_FDE ((uint)0x04000000) /* Full Duplex Enable */
685 #define FCC_PSMR_MON ((uint)0x02000000) /* RMON Enable */
686 #define FCC_PSMR_PRO ((uint)0x00400000) /* Promiscuous Enable */
687 #define FCC_PSMR_FCE ((uint)0x00200000) /* Flow Control Enable */
688 #define FCC_PSMR_RSH ((uint)0x00100000) /* Receive Short Frames */
689 #define FCC_PSMR_CAM ((uint)0x00000400) /* CAM enable */
690 #define FCC_PSMR_BRO ((uint)0x00000200) /* Broadcast pkt discard */
691 #define FCC_PSMR_ENCRC ((uint)0x00000080) /* Use 32-bit CRC */
693 /* IIC parameter RAM.
696 ushort iic_rbase; /* Rx Buffer descriptor base address */
697 ushort iic_tbase; /* Tx Buffer descriptor base address */
698 u_char iic_rfcr; /* Rx function code */
699 u_char iic_tfcr; /* Tx function code */
700 ushort iic_mrblr; /* Max receive buffer length */
701 uint iic_rstate; /* Internal */
702 uint iic_rdp; /* Internal */
703 ushort iic_rbptr; /* Internal */
704 ushort iic_rbc; /* Internal */
705 uint iic_rxtmp; /* Internal */
706 uint iic_tstate; /* Internal */
707 uint iic_tdp; /* Internal */
708 ushort iic_tbptr; /* Internal */
709 ushort iic_tbc; /* Internal */
710 uint iic_txtmp; /* Internal */
713 /* SPI parameter RAM.
716 ushort spi_rbase; /* Rx Buffer descriptor base address */
717 ushort spi_tbase; /* Tx Buffer descriptor base address */
718 u_char spi_rfcr; /* Rx function code */
719 u_char spi_tfcr; /* Tx function code */
720 ushort spi_mrblr; /* Max receive buffer length */
721 uint spi_rstate; /* Internal */
722 uint spi_rdp; /* Internal */
723 ushort spi_rbptr; /* Internal */
724 ushort spi_rbc; /* Internal */
725 uint spi_rxtmp; /* Internal */
726 uint spi_tstate; /* Internal */
727 uint spi_tdp; /* Internal */
728 ushort spi_tbptr; /* Internal */
729 ushort spi_tbc; /* Internal */
730 uint spi_txtmp; /* Internal */
731 uint spi_res; /* Tx temp. */
732 uint spi_res1[4]; /* SDMA temp. */
735 /* SPI Mode register.
737 #define SPMODE_LOOP ((ushort)0x4000) /* Loopback */
738 #define SPMODE_CI ((ushort)0x2000) /* Clock Invert */
739 #define SPMODE_CP ((ushort)0x1000) /* Clock Phase */
740 #define SPMODE_DIV16 ((ushort)0x0800) /* BRG/16 mode */
741 #define SPMODE_REV ((ushort)0x0400) /* Reversed Data */
742 #define SPMODE_MSTR ((ushort)0x0200) /* SPI Master */
743 #define SPMODE_EN ((ushort)0x0100) /* Enable */
744 #define SPMODE_LENMSK ((ushort)0x00f0) /* character length */
745 #define SPMODE_PMMSK ((ushort)0x000f) /* prescale modulus */
747 #define SPMODE_LEN(x) ((((x)-1)&0xF)<<4)
748 #define SPMODE_PM(x) ((x) &0xF)
750 #define SPI_EB ((u_char)0x10) /* big endian byte order */
752 #define BD_IIC_START ((ushort)0x0400)
754 /* IDMA parameter RAM
756 typedef struct idma {
757 ushort ibase; /* IDMA buffer descriptor table base address */
758 ushort dcm; /* DMA channel mode */
759 ushort ibdptr; /* IDMA current buffer descriptor pointer */
760 ushort dpr_buf; /* IDMA transfer buffer base address */
761 ushort buf_inv; /* internal buffer inventory */
762 ushort ss_max; /* steady-state maximum transfer size */
763 ushort dpr_in_ptr; /* write pointer inside the internal buffer */
764 ushort sts; /* source transfer size */
765 ushort dpr_out_ptr; /* read pointer inside the internal buffer */
766 ushort seob; /* source end of burst */
767 ushort deob; /* destination end of burst */
768 ushort dts; /* destination transfer size */
769 ushort ret_add; /* return address when working in ERM=1 mode */
770 ushort res0; /* reserved */
771 uint bd_cnt; /* internal byte count */
772 uint s_ptr; /* source internal data pointer */
773 uint d_ptr; /* destination internal data pointer */
774 uint istate; /* internal state */
775 u_char res1[20]; /* pad to 64-byte length */
778 /* DMA channel mode bit fields
780 #define IDMA_DCM_FB ((ushort)0x8000) /* fly-by mode */
781 #define IDMA_DCM_LP ((ushort)0x4000) /* low priority */
782 #define IDMA_DCM_TC2 ((ushort)0x0400) /* value driven on TC[2] */
783 #define IDMA_DCM_DMA_WRAP_MASK ((ushort)0x01c0) /* mask for DMA wrap */
784 #define IDMA_DCM_DMA_WRAP_64 ((ushort)0x0000) /* 64-byte DMA xfer buffer */
785 #define IDMA_DCM_DMA_WRAP_128 ((ushort)0x0040) /* 128-byte DMA xfer buffer */
786 #define IDMA_DCM_DMA_WRAP_256 ((ushort)0x0080) /* 256-byte DMA xfer buffer */
787 #define IDMA_DCM_DMA_WRAP_512 ((ushort)0x00c0) /* 512-byte DMA xfer buffer */
788 #define IDMA_DCM_DMA_WRAP_1024 ((ushort)0x0100) /* 1024-byte DMA xfer buffer */
789 #define IDMA_DCM_DMA_WRAP_2048 ((ushort)0x0140) /* 2048-byte DMA xfer buffer */
790 #define IDMA_DCM_SINC ((ushort)0x0020) /* source inc addr */
791 #define IDMA_DCM_DINC ((ushort)0x0010) /* destination inc addr */
792 #define IDMA_DCM_ERM ((ushort)0x0008) /* external request mode */
793 #define IDMA_DCM_DT ((ushort)0x0004) /* DONE treatment */
794 #define IDMA_DCM_SD_MASK ((ushort)0x0003) /* mask for SD bit field */
795 #define IDMA_DCM_SD_MEM2MEM ((ushort)0x0000) /* memory-to-memory xfer */
796 #define IDMA_DCM_SD_PER2MEM ((ushort)0x0002) /* peripheral-to-memory xfer */
797 #define IDMA_DCM_SD_MEM2PER ((ushort)0x0001) /* memory-to-peripheral xfer */
799 /* IDMA Buffer Descriptors
801 typedef struct idma_bd {
803 uint len; /* data length */
804 uint src; /* source data buffer pointer */
805 uint dst; /* destination data buffer pointer */
808 /* IDMA buffer descriptor flag bit fields
810 #define IDMA_BD_V ((uint)0x80000000) /* valid */
811 #define IDMA_BD_W ((uint)0x20000000) /* wrap */
812 #define IDMA_BD_I ((uint)0x10000000) /* interrupt */
813 #define IDMA_BD_L ((uint)0x08000000) /* last */
814 #define IDMA_BD_CM ((uint)0x02000000) /* continuous mode */
815 #define IDMA_BD_SDN ((uint)0x00400000) /* source done */
816 #define IDMA_BD_DDN ((uint)0x00200000) /* destination done */
817 #define IDMA_BD_DGBL ((uint)0x00100000) /* destination global */
818 #define IDMA_BD_DBO_LE ((uint)0x00040000) /* little-end dest byte order */
819 #define IDMA_BD_DBO_BE ((uint)0x00080000) /* big-end dest byte order */
820 #define IDMA_BD_DDTB ((uint)0x00010000) /* destination data bus */
821 #define IDMA_BD_SGBL ((uint)0x00002000) /* source global */
822 #define IDMA_BD_SBO_LE ((uint)0x00000800) /* little-end src byte order */
823 #define IDMA_BD_SBO_BE ((uint)0x00001000) /* big-end src byte order */
824 #define IDMA_BD_SDTB ((uint)0x00000200) /* source data bus */
826 /* per-channel IDMA registers
828 typedef struct im_idma {
829 u_char idsr; /* IDMAn event status register */
831 u_char idmr; /* IDMAn event mask register */
835 /* IDMA event register bit fields
837 #define IDMA_EVENT_SC ((unsigned char)0x08) /* stop completed */
838 #define IDMA_EVENT_OB ((unsigned char)0x04) /* out of buffers */
839 #define IDMA_EVENT_EDN ((unsigned char)0x02) /* external DONE asserted */
840 #define IDMA_EVENT_BC ((unsigned char)0x01) /* buffer descriptor complete */
842 /* RISC Controller Configuration Register (RCCR) bit fields
844 #define RCCR_TIME ((uint)0x80000000) /* timer enable */
845 #define RCCR_TIMEP_MASK ((uint)0x3f000000) /* mask for timer period bit field */
846 #define RCCR_DR0M ((uint)0x00800000) /* IDMA0 request mode */
847 #define RCCR_DR1M ((uint)0x00400000) /* IDMA1 request mode */
848 #define RCCR_DR2M ((uint)0x00000080) /* IDMA2 request mode */
849 #define RCCR_DR3M ((uint)0x00000040) /* IDMA3 request mode */
850 #define RCCR_DR0QP_MASK ((uint)0x00300000) /* mask for IDMA0 req priority */
851 #define RCCR_DR0QP_HIGH ((uint)0x00000000) /* IDMA0 has high req priority */
852 #define RCCR_DR0QP_MED ((uint)0x00100000) /* IDMA0 has medium req priority */
853 #define RCCR_DR0QP_LOW ((uint)0x00200000) /* IDMA0 has low req priority */
854 #define RCCR_DR1QP_MASK ((uint)0x00030000) /* mask for IDMA1 req priority */
855 #define RCCR_DR1QP_HIGH ((uint)0x00000000) /* IDMA1 has high req priority */
856 #define RCCR_DR1QP_MED ((uint)0x00010000) /* IDMA1 has medium req priority */
857 #define RCCR_DR1QP_LOW ((uint)0x00020000) /* IDMA1 has low req priority */
858 #define RCCR_DR2QP_MASK ((uint)0x00000030) /* mask for IDMA2 req priority */
859 #define RCCR_DR2QP_HIGH ((uint)0x00000000) /* IDMA2 has high req priority */
860 #define RCCR_DR2QP_MED ((uint)0x00000010) /* IDMA2 has medium req priority */
861 #define RCCR_DR2QP_LOW ((uint)0x00000020) /* IDMA2 has low req priority */
862 #define RCCR_DR3QP_MASK ((uint)0x00000003) /* mask for IDMA3 req priority */
863 #define RCCR_DR3QP_HIGH ((uint)0x00000000) /* IDMA3 has high req priority */
864 #define RCCR_DR3QP_MED ((uint)0x00000001) /* IDMA3 has medium req priority */
865 #define RCCR_DR3QP_LOW ((uint)0x00000002) /* IDMA3 has low req priority */
866 #define RCCR_EIE ((uint)0x00080000) /* external interrupt enable */
867 #define RCCR_SCD ((uint)0x00040000) /* scheduler configuration */
868 #define RCCR_ERAM_MASK ((uint)0x0000e000) /* mask for enable RAM microcode */
869 #define RCCR_ERAM_0KB ((uint)0x00000000) /* use 0KB of dpram for microcode */
870 #define RCCR_ERAM_2KB ((uint)0x00002000) /* use 2KB of dpram for microcode */
871 #define RCCR_ERAM_4KB ((uint)0x00004000) /* use 4KB of dpram for microcode */
872 #define RCCR_ERAM_6KB ((uint)0x00006000) /* use 6KB of dpram for microcode */
873 #define RCCR_ERAM_8KB ((uint)0x00008000) /* use 8KB of dpram for microcode */
874 #define RCCR_ERAM_10KB ((uint)0x0000a000) /* use 10KB of dpram for microcode */
875 #define RCCR_ERAM_12KB ((uint)0x0000c000) /* use 12KB of dpram for microcode */
876 #define RCCR_EDM0 ((uint)0x00000800) /* DREQ0 edge detect mode */
877 #define RCCR_EDM1 ((uint)0x00000400) /* DREQ1 edge detect mode */
878 #define RCCR_EDM2 ((uint)0x00000200) /* DREQ2 edge detect mode */
879 #define RCCR_EDM3 ((uint)0x00000100) /* DREQ3 edge detect mode */
880 #define RCCR_DEM01 ((uint)0x00000008) /* DONE0/DONE1 edge detect mode */
881 #define RCCR_DEM23 ((uint)0x00000004) /* DONE2/DONE3 edge detect mode */
883 /*-----------------------------------------------------------------------
884 * CMXFCR - CMX FCC Clock Route Register
886 #define CMXFCR_FC1 0x40000000 /* FCC1 connection */
887 #define CMXFCR_RF1CS_MSK 0x38000000 /* Receive FCC1 Clock Source Mask */
888 #define CMXFCR_TF1CS_MSK 0x07000000 /* Transmit FCC1 Clock Source Mask */
889 #define CMXFCR_FC2 0x00400000 /* FCC2 connection */
890 #define CMXFCR_RF2CS_MSK 0x00380000 /* Receive FCC2 Clock Source Mask */
891 #define CMXFCR_TF2CS_MSK 0x00070000 /* Transmit FCC2 Clock Source Mask */
892 #define CMXFCR_FC3 0x00004000 /* FCC3 connection */
893 #define CMXFCR_RF3CS_MSK 0x00003800 /* Receive FCC3 Clock Source Mask */
894 #define CMXFCR_TF3CS_MSK 0x00000700 /* Transmit FCC3 Clock Source Mask */
896 #define CMXFCR_RF1CS_BRG5 0x00000000 /* Receive FCC1 Clock Source is BRG5 */
897 #define CMXFCR_RF1CS_BRG6 0x08000000 /* Receive FCC1 Clock Source is BRG6 */
898 #define CMXFCR_RF1CS_BRG7 0x10000000 /* Receive FCC1 Clock Source is BRG7 */
899 #define CMXFCR_RF1CS_BRG8 0x18000000 /* Receive FCC1 Clock Source is BRG8 */
900 #define CMXFCR_RF1CS_CLK9 0x20000000 /* Receive FCC1 Clock Source is CLK9 */
901 #define CMXFCR_RF1CS_CLK10 0x28000000 /* Receive FCC1 Clock Source is CLK10 */
902 #define CMXFCR_RF1CS_CLK11 0x30000000 /* Receive FCC1 Clock Source is CLK11 */
903 #define CMXFCR_RF1CS_CLK12 0x38000000 /* Receive FCC1 Clock Source is CLK12 */
905 #define CMXFCR_TF1CS_BRG5 0x00000000 /* Transmit FCC1 Clock Source is BRG5 */
906 #define CMXFCR_TF1CS_BRG6 0x01000000 /* Transmit FCC1 Clock Source is BRG6 */
907 #define CMXFCR_TF1CS_BRG7 0x02000000 /* Transmit FCC1 Clock Source is BRG7 */
908 #define CMXFCR_TF1CS_BRG8 0x03000000 /* Transmit FCC1 Clock Source is BRG8 */
909 #define CMXFCR_TF1CS_CLK9 0x04000000 /* Transmit FCC1 Clock Source is CLK9 */
910 #define CMXFCR_TF1CS_CLK10 0x05000000 /* Transmit FCC1 Clock Source is CLK10 */
911 #define CMXFCR_TF1CS_CLK11 0x06000000 /* Transmit FCC1 Clock Source is CLK11 */
912 #define CMXFCR_TF1CS_CLK12 0x07000000 /* Transmit FCC1 Clock Source is CLK12 */
914 #define CMXFCR_RF2CS_BRG5 0x00000000 /* Receive FCC2 Clock Source is BRG5 */
915 #define CMXFCR_RF2CS_BRG6 0x00080000 /* Receive FCC2 Clock Source is BRG6 */
916 #define CMXFCR_RF2CS_BRG7 0x00100000 /* Receive FCC2 Clock Source is BRG7 */
917 #define CMXFCR_RF2CS_BRG8 0x00180000 /* Receive FCC2 Clock Source is BRG8 */
918 #define CMXFCR_RF2CS_CLK13 0x00200000 /* Receive FCC2 Clock Source is CLK13 */
919 #define CMXFCR_RF2CS_CLK14 0x00280000 /* Receive FCC2 Clock Source is CLK14 */
920 #define CMXFCR_RF2CS_CLK15 0x00300000 /* Receive FCC2 Clock Source is CLK15 */
921 #define CMXFCR_RF2CS_CLK16 0x00380000 /* Receive FCC2 Clock Source is CLK16 */
923 #define CMXFCR_TF2CS_BRG5 0x00000000 /* Transmit FCC2 Clock Source is BRG5 */
924 #define CMXFCR_TF2CS_BRG6 0x00010000 /* Transmit FCC2 Clock Source is BRG6 */
925 #define CMXFCR_TF2CS_BRG7 0x00020000 /* Transmit FCC2 Clock Source is BRG7 */
926 #define CMXFCR_TF2CS_BRG8 0x00030000 /* Transmit FCC2 Clock Source is BRG8 */
927 #define CMXFCR_TF2CS_CLK13 0x00040000 /* Transmit FCC2 Clock Source is CLK13 */
928 #define CMXFCR_TF2CS_CLK14 0x00050000 /* Transmit FCC2 Clock Source is CLK14 */
929 #define CMXFCR_TF2CS_CLK15 0x00060000 /* Transmit FCC2 Clock Source is CLK15 */
930 #define CMXFCR_TF2CS_CLK16 0x00070000 /* Transmit FCC2 Clock Source is CLK16 */
932 #define CMXFCR_RF3CS_BRG5 0x00000000 /* Receive FCC3 Clock Source is BRG5 */
933 #define CMXFCR_RF3CS_BRG6 0x00000800 /* Receive FCC3 Clock Source is BRG6 */
934 #define CMXFCR_RF3CS_BRG7 0x00001000 /* Receive FCC3 Clock Source is BRG7 */
935 #define CMXFCR_RF3CS_BRG8 0x00001800 /* Receive FCC3 Clock Source is BRG8 */
936 #define CMXFCR_RF3CS_CLK13 0x00002000 /* Receive FCC3 Clock Source is CLK13 */
937 #define CMXFCR_RF3CS_CLK14 0x00002800 /* Receive FCC3 Clock Source is CLK14 */
938 #define CMXFCR_RF3CS_CLK15 0x00003000 /* Receive FCC3 Clock Source is CLK15 */
939 #define CMXFCR_RF3CS_CLK16 0x00003800 /* Receive FCC3 Clock Source is CLK16 */
941 #define CMXFCR_TF3CS_BRG5 0x00000000 /* Transmit FCC3 Clock Source is BRG5 */
942 #define CMXFCR_TF3CS_BRG6 0x00000100 /* Transmit FCC3 Clock Source is BRG6 */
943 #define CMXFCR_TF3CS_BRG7 0x00000200 /* Transmit FCC3 Clock Source is BRG7 */
944 #define CMXFCR_TF3CS_BRG8 0x00000300 /* Transmit FCC3 Clock Source is BRG8 */
945 #define CMXFCR_TF3CS_CLK13 0x00000400 /* Transmit FCC3 Clock Source is CLK13 */
946 #define CMXFCR_TF3CS_CLK14 0x00000500 /* Transmit FCC3 Clock Source is CLK14 */
947 #define CMXFCR_TF3CS_CLK15 0x00000600 /* Transmit FCC3 Clock Source is CLK15 */
948 #define CMXFCR_TF3CS_CLK16 0x00000700 /* Transmit FCC3 Clock Source is CLK16 */
950 /*-----------------------------------------------------------------------
951 * CMXSCR - CMX SCC Clock Route Register
953 #define CMXSCR_GR1 0x80000000 /* Grant Support of SCC1 */
954 #define CMXSCR_SC1 0x40000000 /* SCC1 connection */
955 #define CMXSCR_RS1CS_MSK 0x38000000 /* Receive SCC1 Clock Source Mask */
956 #define CMXSCR_TS1CS_MSK 0x07000000 /* Transmit SCC1 Clock Source Mask */
957 #define CMXSCR_GR2 0x00800000 /* Grant Support of SCC2 */
958 #define CMXSCR_SC2 0x00400000 /* SCC2 connection */
959 #define CMXSCR_RS2CS_MSK 0x00380000 /* Receive SCC2 Clock Source Mask */
960 #define CMXSCR_TS2CS_MSK 0x00070000 /* Transmit SCC2 Clock Source Mask */
961 #define CMXSCR_GR3 0x00008000 /* Grant Support of SCC3 */
962 #define CMXSCR_SC3 0x00004000 /* SCC3 connection */
963 #define CMXSCR_RS3CS_MSK 0x00003800 /* Receive SCC3 Clock Source Mask */
964 #define CMXSCR_TS3CS_MSK 0x00000700 /* Transmit SCC3 Clock Source Mask */
965 #define CMXSCR_GR4 0x00000080 /* Grant Support of SCC4 */
966 #define CMXSCR_SC4 0x00000040 /* SCC4 connection */
967 #define CMXSCR_RS4CS_MSK 0x00000038 /* Receive SCC4 Clock Source Mask */
968 #define CMXSCR_TS4CS_MSK 0x00000007 /* Transmit SCC4 Clock Source Mask */
970 #define CMXSCR_RS1CS_BRG1 0x00000000 /* SCC1 Rx Clock Source is BRG1 */
971 #define CMXSCR_RS1CS_BRG2 0x08000000 /* SCC1 Rx Clock Source is BRG2 */
972 #define CMXSCR_RS1CS_BRG3 0x10000000 /* SCC1 Rx Clock Source is BRG3 */
973 #define CMXSCR_RS1CS_BRG4 0x18000000 /* SCC1 Rx Clock Source is BRG4 */
974 #define CMXSCR_RS1CS_CLK11 0x20000000 /* SCC1 Rx Clock Source is CLK11 */
975 #define CMXSCR_RS1CS_CLK12 0x28000000 /* SCC1 Rx Clock Source is CLK12 */
976 #define CMXSCR_RS1CS_CLK3 0x30000000 /* SCC1 Rx Clock Source is CLK3 */
977 #define CMXSCR_RS1CS_CLK4 0x38000000 /* SCC1 Rx Clock Source is CLK4 */
979 #define CMXSCR_TS1CS_BRG1 0x00000000 /* SCC1 Tx Clock Source is BRG1 */
980 #define CMXSCR_TS1CS_BRG2 0x01000000 /* SCC1 Tx Clock Source is BRG2 */
981 #define CMXSCR_TS1CS_BRG3 0x02000000 /* SCC1 Tx Clock Source is BRG3 */
982 #define CMXSCR_TS1CS_BRG4 0x03000000 /* SCC1 Tx Clock Source is BRG4 */
983 #define CMXSCR_TS1CS_CLK11 0x04000000 /* SCC1 Tx Clock Source is CLK11 */
984 #define CMXSCR_TS1CS_CLK12 0x05000000 /* SCC1 Tx Clock Source is CLK12 */
985 #define CMXSCR_TS1CS_CLK3 0x06000000 /* SCC1 Tx Clock Source is CLK3 */
986 #define CMXSCR_TS1CS_CLK4 0x07000000 /* SCC1 Tx Clock Source is CLK4 */
988 #define CMXSCR_RS2CS_BRG1 0x00000000 /* SCC2 Rx Clock Source is BRG1 */
989 #define CMXSCR_RS2CS_BRG2 0x00080000 /* SCC2 Rx Clock Source is BRG2 */
990 #define CMXSCR_RS2CS_BRG3 0x00100000 /* SCC2 Rx Clock Source is BRG3 */
991 #define CMXSCR_RS2CS_BRG4 0x00180000 /* SCC2 Rx Clock Source is BRG4 */
992 #define CMXSCR_RS2CS_CLK11 0x00200000 /* SCC2 Rx Clock Source is CLK11 */
993 #define CMXSCR_RS2CS_CLK12 0x00280000 /* SCC2 Rx Clock Source is CLK12 */
994 #define CMXSCR_RS2CS_CLK3 0x00300000 /* SCC2 Rx Clock Source is CLK3 */
995 #define CMXSCR_RS2CS_CLK4 0x00380000 /* SCC2 Rx Clock Source is CLK4 */
997 #define CMXSCR_TS2CS_BRG1 0x00000000 /* SCC2 Tx Clock Source is BRG1 */
998 #define CMXSCR_TS2CS_BRG2 0x00010000 /* SCC2 Tx Clock Source is BRG2 */
999 #define CMXSCR_TS2CS_BRG3 0x00020000 /* SCC2 Tx Clock Source is BRG3 */
1000 #define CMXSCR_TS2CS_BRG4 0x00030000 /* SCC2 Tx Clock Source is BRG4 */
1001 #define CMXSCR_TS2CS_CLK11 0x00040000 /* SCC2 Tx Clock Source is CLK11 */
1002 #define CMXSCR_TS2CS_CLK12 0x00050000 /* SCC2 Tx Clock Source is CLK12 */
1003 #define CMXSCR_TS2CS_CLK3 0x00060000 /* SCC2 Tx Clock Source is CLK3 */
1004 #define CMXSCR_TS2CS_CLK4 0x00070000 /* SCC2 Tx Clock Source is CLK4 */
1006 #define CMXSCR_RS3CS_BRG1 0x00000000 /* SCC3 Rx Clock Source is BRG1 */
1007 #define CMXSCR_RS3CS_BRG2 0x00000800 /* SCC3 Rx Clock Source is BRG2 */
1008 #define CMXSCR_RS3CS_BRG3 0x00001000 /* SCC3 Rx Clock Source is BRG3 */
1009 #define CMXSCR_RS3CS_BRG4 0x00001800 /* SCC3 Rx Clock Source is BRG4 */
1010 #define CMXSCR_RS3CS_CLK5 0x00002000 /* SCC3 Rx Clock Source is CLK5 */
1011 #define CMXSCR_RS3CS_CLK6 0x00002800 /* SCC3 Rx Clock Source is CLK6 */
1012 #define CMXSCR_RS3CS_CLK7 0x00003000 /* SCC3 Rx Clock Source is CLK7 */
1013 #define CMXSCR_RS3CS_CLK8 0x00003800 /* SCC3 Rx Clock Source is CLK8 */
1015 #define CMXSCR_TS3CS_BRG1 0x00000000 /* SCC3 Tx Clock Source is BRG1 */
1016 #define CMXSCR_TS3CS_BRG2 0x00000100 /* SCC3 Tx Clock Source is BRG2 */
1017 #define CMXSCR_TS3CS_BRG3 0x00000200 /* SCC3 Tx Clock Source is BRG3 */
1018 #define CMXSCR_TS3CS_BRG4 0x00000300 /* SCC3 Tx Clock Source is BRG4 */
1019 #define CMXSCR_TS3CS_CLK5 0x00000400 /* SCC3 Tx Clock Source is CLK5 */
1020 #define CMXSCR_TS3CS_CLK6 0x00000500 /* SCC3 Tx Clock Source is CLK6 */
1021 #define CMXSCR_TS3CS_CLK7 0x00000600 /* SCC3 Tx Clock Source is CLK7 */
1022 #define CMXSCR_TS3CS_CLK8 0x00000700 /* SCC3 Tx Clock Source is CLK8 */
1024 #define CMXSCR_RS4CS_BRG1 0x00000000 /* SCC4 Rx Clock Source is BRG1 */
1025 #define CMXSCR_RS4CS_BRG2 0x00000008 /* SCC4 Rx Clock Source is BRG2 */
1026 #define CMXSCR_RS4CS_BRG3 0x00000010 /* SCC4 Rx Clock Source is BRG3 */
1027 #define CMXSCR_RS4CS_BRG4 0x00000018 /* SCC4 Rx Clock Source is BRG4 */
1028 #define CMXSCR_RS4CS_CLK5 0x00000020 /* SCC4 Rx Clock Source is CLK5 */
1029 #define CMXSCR_RS4CS_CLK6 0x00000028 /* SCC4 Rx Clock Source is CLK6 */
1030 #define CMXSCR_RS4CS_CLK7 0x00000030 /* SCC4 Rx Clock Source is CLK7 */
1031 #define CMXSCR_RS4CS_CLK8 0x00000038 /* SCC4 Rx Clock Source is CLK8 */
1033 #define CMXSCR_TS4CS_BRG1 0x00000000 /* SCC4 Tx Clock Source is BRG1 */
1034 #define CMXSCR_TS4CS_BRG2 0x00000001 /* SCC4 Tx Clock Source is BRG2 */
1035 #define CMXSCR_TS4CS_BRG3 0x00000002 /* SCC4 Tx Clock Source is BRG3 */
1036 #define CMXSCR_TS4CS_BRG4 0x00000003 /* SCC4 Tx Clock Source is BRG4 */
1037 #define CMXSCR_TS4CS_CLK5 0x00000004 /* SCC4 Tx Clock Source is CLK5 */
1038 #define CMXSCR_TS4CS_CLK6 0x00000005 /* SCC4 Tx Clock Source is CLK6 */
1039 #define CMXSCR_TS4CS_CLK7 0x00000006 /* SCC4 Tx Clock Source is CLK7 */
1040 #define CMXSCR_TS4CS_CLK8 0x00000007 /* SCC4 Tx Clock Source is CLK8 */
1042 /*-----------------------------------------------------------------------
1043 * SIUMCR - SIU Module Configuration Register 4-31
1045 #define SIUMCR_BBD 0x80000000 /* Bus Busy Disable */
1046 #define SIUMCR_ESE 0x40000000 /* External Snoop Enable */
1047 #define SIUMCR_PBSE 0x20000000 /* Parity Byte Select Enable */
1048 #define SIUMCR_CDIS 0x10000000 /* Core Disable */
1049 #define SIUMCR_DPPC00 0x00000000 /* Data Parity Pins Configuration*/
1050 #define SIUMCR_DPPC01 0x04000000 /* - " - */
1051 #define SIUMCR_DPPC10 0x08000000 /* - " - */
1052 #define SIUMCR_DPPC11 0x0c000000 /* - " - */
1053 #define SIUMCR_L2CPC00 0x00000000 /* L2 Cache Pins Configuration */
1054 #define SIUMCR_L2CPC01 0x01000000 /* - " - */
1055 #define SIUMCR_L2CPC10 0x02000000 /* - " - */
1056 #define SIUMCR_L2CPC11 0x03000000 /* - " - */
1057 #define SIUMCR_LBPC00 0x00000000 /* Local Bus Pins Configuration */
1058 #define SIUMCR_LBPC01 0x00400000 /* - " - */
1059 #define SIUMCR_LBPC10 0x00800000 /* - " - */
1060 #define SIUMCR_LBPC11 0x00c00000 /* - " - */
1061 #define SIUMCR_APPC00 0x00000000 /* Address Parity Pins Configuration*/
1062 #define SIUMCR_APPC01 0x00100000 /* - " - */
1063 #define SIUMCR_APPC10 0x00200000 /* - " - */
1064 #define SIUMCR_APPC11 0x00300000 /* - " - */
1065 #define SIUMCR_CS10PC00 0x00000000 /* CS10 Pin Configuration */
1066 #define SIUMCR_CS10PC01 0x00040000 /* - " - */
1067 #define SIUMCR_CS10PC10 0x00080000 /* - " - */
1068 #define SIUMCR_CS10PC11 0x000c0000 /* - " - */
1069 #define SIUMCR_BCTLC00 0x00000000 /* Buffer Control Configuration */
1070 #define SIUMCR_BCTLC01 0x00010000 /* - " - */
1071 #define SIUMCR_BCTLC10 0x00020000 /* - " - */
1072 #define SIUMCR_BCTLC11 0x00030000 /* - " - */
1073 #define SIUMCR_MMR00 0x00000000 /* Mask Masters Requests */
1074 #define SIUMCR_MMR01 0x00004000 /* - " - */
1075 #define SIUMCR_MMR10 0x00008000 /* - " - */
1076 #define SIUMCR_MMR11 0x0000c000 /* - " - */
1077 #define SIUMCR_LPBSE 0x00002000 /* LocalBus Parity Byte Select Enable*/
1079 /*-----------------------------------------------------------------------
1080 * SCCR - System Clock Control Register 9-8
1082 #define SCCR_PCI_MODE 0x00000100 /* PCI Mode */
1083 #define SCCR_PCI_MODCK 0x00000080 /* Value of PCI_MODCK pin */
1084 #define SCCR_PCIDF_MSK 0x00000078 /* PCI division factor */
1085 #define SCCR_PCIDF_SHIFT 3
1088 #endif /* __CPM2__ */
1089 #endif /* __KERNEL__ */