RTEMS  5.1
gtreg.h
1 /* $NetBSD: gtreg.h,v 1.2 2005/02/27 00:27:21 perry Exp $ */
2 
3 /*
4  * Copyright (c) 2002 Allegro Networks, Inc., Wasabi Systems, Inc.
5  * All rights reserved. *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  * notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  * notice, this list of conditions and the following disclaimer in the
13  * documentation and/or other materials provided with the distribution.
14  * 3. All advertising materials mentioning features or use of this software
15  * must display the following acknowledgement:
16  * This product includes software developed for the NetBSD Project by
17  * Allegro Networks, Inc., and Wasabi Systems, Inc.
18  * 4. The name of Allegro Networks, Inc. may not be used to endorse
19  * or promote products derived from this software without specific prior
20  * written permission.
21  * 5. The name of Wasabi Systems, Inc. may not be used to endorse
22  * or promote products derived from this software without specific prior
23  * written permission.
24  *
25  * THIS SOFTWARE IS PROVIDED BY ALLEGRO NETWORKS, INC. AND
26  * WASABI SYSTEMS, INC. ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
27  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
28  * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
29  * IN NO EVENT SHALL EITHER ALLEGRO NETWORKS, INC. OR WASABI SYSTEMS, INC.
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 #ifndef _DISCOVERY_DEV_GTREG_H_
40 #define _DISCOVERY_DEV_GTREG_H_
41 
42 
43 #define GT__BIT(bit) (1U << (bit))
44 #define GT__MASK(bit) (GT__BIT(bit) - 1)
45 #define GT__EXT(data, bit, len) (((data) >> (bit)) & GT__MASK(len))
46 #define GT__CLR(data, bit, len) ((data) &= ~(GT__MASK(len) << (bit)))
47 #define GT__INS(new, bit) ((new) << (bit))
48 
49 
50 /*
51  * Table 30: CPU Address Decode Register Map
52  */
53 #define GT_SCS0_Low_Decode 0x0008
54 #define GT_SCS0_High_Decode 0x0010
55 #define GT_SCS1_Low_Decode 0x0208
56 #define GT_SCS1_High_Decode 0x0210
57 #define GT_SCS2_Low_Decode 0x0018
58 #define GT_SCS2_High_Decode 0x0020
59 #define GT_SCS3_Low_Decode 0x0218
60 #define GT_SCS3_High_Decode 0x0220
61 #define GT_CS0_Low_Decode 0x0028
62 #define GT_CS0_High_Decode 0x0030
63 #define GT_CS1_Low_Decode 0x0228
64 #define GT_CS1_High_Decode 0x0230
65 #define GT_CS2_Low_Decode 0x0248
66 #define GT_CS2_High_Decode 0x0250
67 #define GT_CS3_Low_Decode 0x0038
68 #define GT_CS3_High_Decode 0x0040
69 #define GT_BootCS_Low_Decode 0x0238
70 #define GT_BootCS_High_Decode 0x0240
71 #define GT_PCI0_IO_Low_Decode 0x0048
72 #define GT_PCI0_IO_High_Decode 0x0050
73 #define GT_PCI0_Mem0_Low_Decode 0x0058
74 #define GT_PCI0_Mem0_High_Decode 0x0060
75 #define GT_PCI0_Mem1_Low_Decode 0x0080
76 #define GT_PCI0_Mem1_High_Decode 0x0088
77 #define GT_PCI0_Mem2_Low_Decode 0x0258
78 #define GT_PCI0_Mem2_High_Decode 0x0260
79 #define GT_PCI0_Mem3_Low_Decode 0x0280
80 #define GT_PCI0_Mem3_High_Decode 0x0288
81 #define GT_PCI1_IO_Low_Decode 0x0090
82 #define GT_PCI1_IO_High_Decode 0x0098
83 #define GT_PCI1_Mem0_Low_Decode 0x00a0
84 #define GT_PCI1_Mem0_High_Decode 0x00a8
85 #define GT_PCI1_Mem1_Low_Decode 0x00b0
86 #define GT_PCI1_Mem1_High_Decode 0x00b8
87 #define GT_PCI1_Mem2_Low_Decode 0x02a0
88 #define GT_PCI1_Mem2_High_Decode 0x02a8
89 #define GT_PCI1_Mem3_Low_Decode 0x02b0
90 #define GT_PCI1_Mem3_High_Decode 0x02b8
91 #define GT_Internal_Decode 0x0068
92 #define GT_CPU0_Low_Decode 0x0290
93 #define GT_CPU0_High_Decode 0x0298
94 #define GT_CPU1_Low_Decode 0x02c0
95 #define GT_CPU1_High_Decode 0x02c8
96 /* ts, 2005/8: it seems that these are implicitely written
97  * when setting the 'Low_Decode' regs...
98  */
99 #define GT_PCI0_IO_Remap 0x00f0
100 #define GT_PCI0_Mem0_Remap_Low 0x00f8
101 #define GT_PCI0_Mem0_Remap_High 0x0320
102 #define GT_PCI0_Mem1_Remap_Low 0x0100
103 #define GT_PCI0_Mem1_Remap_High 0x0328
104 #define GT_PCI0_Mem2_Remap_Low 0x02f8
105 #define GT_PCI0_Mem2_Remap_High 0x0330
106 #define GT_PCI0_Mem3_Remap_Low 0x0300
107 #define GT_PCI0_Mem3_Remap_High 0x0338
108 #define GT_PCI1_IO_Remap 0x0108
109 #define GT_PCI1_Mem0_Remap_Low 0x0110
110 #define GT_PCI1_Mem0_Remap_High 0x0340
111 #define GT_PCI1_Mem1_Remap_Low 0x0118
112 #define GT_PCI1_Mem1_Remap_High 0x0348
113 #define GT_PCI1_Mem2_Remap_Low 0x0310
114 #define GT_PCI1_Mem2_Remap_High 0x0350
115 #define GT_PCI1_Mem3_Remap_Low 0x0318
116 #define GT_PCI1_Mem3_Remap_High 0x0358
117 
118 
119 /*
120  * Table 31: CPU Control Register Map
121  */
122 #define GT_CPU_Cfg 0x0000
123 #define GT_CPU_Mode 0x0120
124 #define GT_CPU_Master_Ctl 0x0160
125 #define GT_CPU_If_Xbar_Ctl_Low 0x0150
126 #define GT_CPU_If_Xbar_Ctl_High 0x0158
127 #define GT_CPU_If_Xbar_Timeout 0x0168
128 #define GT_260_CPU_Rd_Rsp_Xbar_Ctl_Low 0x0170
129 #define GT_260_CPU_Rd_Rsp_Xbar_Ctl_High 0x0178
130 
131 /*
132  * Table 32: CPU Sync Barrier Register Map
133  */
134 #define GT_260_PCI_Sync_Barrier(bus) (0x00c0 | ((bus) << 3))
135 #define GT_260_PCI0_Sync_Barrier 0x00c0
136 #define GT_260_PCI1_Sync_Barrier 0x00c8
137 
138 /*
139  * Table 33: CPU Access Protection Register Map
140  */
141 #define GT_Protect_Low_0 0x0180
142 #define GT_Protect_High_0 0x0188
143 #define GT_Protect_Low_1 0x0190
144 #define GT_Protect_High_1 0x0198
145 #define GT_Protect_Low_2 0x01a0
146 #define GT_Protect_High_2 0x01a8
147 #define GT_Protect_Low_3 0x01b0
148 #define GT_Protect_High_3 0x01b8
149 #define GT_260_Protect_Low_4 0x01c0
150 #define GT_260_Protect_High_4 0x01c8
151 #define GT_260_Protect_Low_5 0x01d0
152 #define GT_260_Protect_High_5 0x01d8
153 #define GT_260_Protect_Low_6 0x01e0
154 #define GT_260_Protect_High_6 0x01e8
155 #define GT_260_Protect_Low_7 0x01f0
156 #define GT_260_Protect_High_7 0x01f8
157 
158 /*
159  * Table 34: Snoop Control Register Map
160  */
161 #define GT_260_Snoop_Base_0 0x0380
162 #define GT_260_Snoop_Top_0 0x0388
163 #define GT_260_Snoop_Base_1 0x0390
164 #define GT_260_Snoop_Top_1 0x0398
165 #define GT_260_Snoop_Base_2 0x03a0
166 #define GT_260_Snoop_Top_2 0x03a8
167 #define GT_260_Snoop_Base_3 0x03b0
168 #define GT_260_Snoop_Top_3 0x03b8
169 
170 /*
171  * Table 35: CPU Error Report Register Map
172  */
173 #define GT_CPU_Error_Address_Low 0x0070
174 #define GT_CPU_Error_Address_High 0x0078
175 #define GT_CPU_Error_Data_Low 0x0128
176 #define GT_CPU_Error_Data_High 0x0130
177 #define GT_CPU_Error_Parity 0x0138
178 #define GT_CPU_Error_Cause 0x0140
179 #define GT_CPU_Error_Mask 0x0148
180 
181 #define GT_DecodeAddr_SET(g, r, v) \
182  do { \
183  gt_read((g), GT_Internal_Decode); \
184  gt_write((g), (r), ((v) & 0xfff00000) >> 20); \
185  while ((gt_read((g), (r)) & 0xfff) != ((v) >> 20)); \
186  } while (0)
187 
188 #define GT_LowAddr_GET(v) (GT__EXT((v), 0, 12) << 20)
189 #define GT_HighAddr_GET(v) ((GT__EXT((v), 0, 12) << 20) | 0xfffff)
190 
191 #define GT_MPP_Control0 0xf000
192 #define GT_MPP_Control1 0xf004
193 #define GT_MPP_Control2 0xf008
194 #define GT_MPP_Control3 0xf00c
195 
196 #define GT_GPP_IO_Control 0xf100
197 #define GT_GPP_Level_Control 0xf110
198 #define GT_GPP_Value 0xf104
199 #define GT_GPP_Interrupt_Cause 0xf108
200 #define GT_GPP_Interrupt_Mask 0xf10c
201 /*
202  * Table 36: SCS[0]* Low Decode Address, Offset: 0x008
203  * Table 38: SCS[1]* Low Decode Address, Offset: 0x208
204  * Table 40: SCS[2]* Low Decode Address, Offset: 0x018
205  * Table 42: SCS[3]* Low Decode Address, Offset: 0x218
206  * Table 44: CS[0]* Low Decode Address, Offset: 0x028
207  * Table 46: CS[1]* Low Decode Address, Offset: 0x228
208  * Table 48: CS[2]* Low Decode Address, Offset: 0x248
209  * Table 50: CS[3]* Low Decode Address, Offset: 0x038
210  * Table 52: BootCS* Low Decode Address, Offset: 0x238
211  * Table 75: CPU 0 Low Decode Address, Offset: 0x290
212  * Table 77: CPU 1 Low Decode Address, Offset: 0x2c0
213  *
214  * 11:00 LowAddr SCS[0] Base Address
215  * 31:12 Reserved Must be 0.
216  */
217 
218 /*
219  * Table 37: SCS[0]* High Decode Address, Offset: 0x010
220  * Table 39: SCS[1]* High Decode Address, Offset: 0x210
221  * Table 41: SCS[2]* High Decode Address, Offset: 0x020
222  * Table 43: SCS[3]* High Decode Address, Offset: 0x220
223  * Table 45: CS[0]* High Decode Address, Offset: 0x030
224  * Table 47: CS[1]* High Decode Address, Offset: 0x230
225  * Table 49: CS[2]* High Decode Address, Offset: 0x250
226  * Table 51: CS[3]* High Decode Address, Offset: 0x040
227  * Table 53: BootCS* High Decode Address, Offset: 0x240
228  * Table 76: CPU 0 High Decode Address, Offset: 0x298
229  * Table 78: CPU 1 High Decode Address, Offset: 0x2c8
230  *
231  * 11:00 HighAddr SCS[0] Top Address
232  * 31:12 Reserved
233  */
234 
235 /*
236  * Table 54: PCI_0 I/O Low Decode Address, Offset: 0x048
237  * Table 56: PCI_0 Memory 0 Low Decode Address, Offset: 0x058
238  * Table 58: PCI_0 Memory 1 Low Decode Address, Offset: 0x080
239  * Table 60: PCI_0 Memory 2 Low Decode Address, Offset: 0x258
240  * Table 62: PCI_0 Memory 3 Low Decode Address, Offset: 0x280
241  * Table 64: PCI_1 I/O Low Decode Address, Offset: 0x090
242  * Table 66: PCI_1 Memory 0 Low Decode Address, Offset: 0x0a0
243  * Table 68: PCI_1 Memory 1 Low Decode Address, Offset: 0x0b0
244  * Table 70: PCI_1 Memory 2 Low Decode Address, Offset: 0x2a0
245  * Table 72: PCI_1 Memory 3 Low Decode Address, Offset: 0x2b0
246  *
247  * 11:00 LowAddr PCI IO/Memory Space Base Address
248  * 23:12 Reserved
249  * 26:24 PCISwap PCI Master Data Swap Control (0: Byte Swap;
250  * 1: No swapping; 2: Both byte and word swap;
251  * 3: Word swap; 4..7: Reserved)
252  * 27:27 PCIReq64 PCI master REQ64* policy (Relevant only when
253  * configured to 64-bit PCI bus and not I/O)
254  * 0: Assert s REQ64* only when transaction
255  * is longer than 64-bits.
256  * 1: Always assert REQ64*.
257  * 31:28 Reserved
258  */
259 #define GT_PCISwap_GET(v) GT__EXT((v), 24, 3)
260 #define GT_PCISwap_ByteSwap 0
261 #define GT_PCISwap_NoSwap 1
262 #define GT_PCISwap_ByteWordSwap 2
263 #define GT_PCISwap_WordSwap 3
264 #define GT_PCI_LowDecode_PCIReq64 GT__BIT(27)
265 
266 /*
267  * Table 55: PCI_0 I/O High Decode Address, Offset: 0x050
268  * Table 57: PCI_0 Memory 0 High Decode Address, Offset: 0x060
269  * Table 59: PCI_0 Memory 1 High Decode Address, Offset: 0x088
270  * Table 61: PCI_0 Memory 2 High Decode Address, Offset: 0x260
271  * Table 63: PCI_0 Memory 3 High Decode Address, Offset: 0x288
272  * Table 65: PCI_1 I/O High Decode Address, Offset: 0x098
273  * Table 67: PCI_1 Memory 0 High Decode Address, Offset: 0x0a8
274  * Table 69: PCI_1 Memory 1 High Decode Address, Offset: 0x0b8
275  * Table 71: PCI_1 Memory 2 High Decode Address, Offset: 0x2a8
276  * Table 73: PCI_1 Memory 3 High Decode Address, Offset: 0x2b8
277  *
278  * 11:00 HighAddr PCI_0 I/O Space Top Address
279  * 31:12 Reserved
280  */
281 
282 /*
283  * Table 74: Internal Space Decode, Offset: 0x068
284  * 15:00 IntDecode GT64260 Internal Space Base Address
285  * 23:16 Reserved
286  * 26:24 PCISwap Same as PCI_0 Memory 0 Low Decode Address.
287  * NOTE: Reserved for Galileo Technology usage.
288  * Relevant only for PCI master configuration
289  * transactions on the PCI bus.
290  * 31:27 Reserved
291  */
292 
293 /*
294  * Table 79: PCI_0 I/O Address Remap, Offset: 0x0f0
295  * Table 80: PCI_0 Memory 0 Address Remap Low, Offset: 0x0f8
296  * Table 82: PCI_0 Memory 1 Address Remap Low, Offset: 0x100
297  * Table 84: PCI_0 Memory 2 Address Remap Low, Offset: 0x2f8
298  * Table 86: PCI_0 Memory 3 Address Remap Low, Offset: 0x300
299  * Table 88: PCI_1 I/O Address Remap, Offset: 0x108
300  * Table 89: PCI_1 Memory 0 Address Remap Low, Offset: 0x110
301  * Table 91: PCI_1 Memory 1 Address Remap Low, Offset: 0x118
302  * Table 93: PCI_1 Memory 2 Address Remap Low, Offset: 0x310
303  * Table 95: PCI_1 Memory 3 Address Remap Low, Offset: 0x318
304  *
305  * 11:00 Remap PCI IO/Memory Space Address Remap (31:20)
306  * 31:12 Reserved
307  */
308 
309 /*
310  * Table 81: PCI_0 Memory 0 Address Remap High, Offset: 0x320
311  * Table 83: PCI_0 Memory 1 Address Remap High, Offset: 0x328
312  * Table 85: PCI_0 Memory 2 Address Remap High, Offset: 0x330
313  * Table 87: PCI_0 Memory 3 Address Remap High, Offset: 0x338
314  * Table 90: PCI_1 Memory 0 Address Remap High, Offset: 0x340
315  * Table 92: PCI_1 Memory 1 Address Remap High, Offset: 0x348
316  * Table 94: PCI_1 Memory 2 Address Remap High, Offset: 0x350
317  * Table 96: PCI_1 Memory 3 Address Remap High, Offset: 0x358
318  *
319  * 31:00 Remap PCI Memory Address Remap (high 32 bits)
320  */
321 
322 /*
323  * Table 97: CPU Configuration, Offset: 0x000
324  * 07:00 NoMatchCnt CPU Address Miss Counter
325  * 08:08 NoMatchCntEn CPU Address Miss Counter Enable
326  * NOTE: Relevant only if multi-GT is enabled.
327  * (0: Disabled; 1: Enabled)
328  * 09:09 NoMatchCntExt CPU address miss counter MSB
329  * 10:10 Reserved
330  * 11:11 AACKDelay Address Acknowledge Delay
331  * 0: AACK* is asserted one cycle after TS*.
332  * 1: AACK* is asserted two cycles after TS*.
333  * 12:12 Endianess Must be 0
334  * NOTE: The GT64260 does not support the PowerPC
335  * Little Endian convention
336  * 13:13 Pipeline Pipeline Enable
337  * 0: Disabled. The GT64260 will not respond with
338  * AACK* to a new CPU transaction, before the
339  * previous transaction data phase completes.
340  * 1: Enabled.
341  * 14:14 Reserved
342  * 15:15 TADelay Transfer Acknowledge Delay
343  * 0: TA* is asserted one cycle after AACK*
344  * 1: TA* is asserted two cycles after AACK*
345  * 16:16 RdOOO Read Out of Order Completion
346  * 0: Not Supported, Data is always returned in
347  * order (DTI[0-2] is always driven
348  * 1: Supported
349  * 17:17 StopRetry Relevant only if PCI Retry is enabled
350  * 0: Keep Retry all PCI transactions targeted
351  * to the GT64260.
352  * 1: Stop Retry of PCI transactions.
353  * 18:18 MultiGTDec Multi-GT Address Decode
354  * 0: Normal address decoding
355  * 1: Multi-GT address decoding
356  * 19:19 DPValid CPU DP[0-7] Connection. CPU write parity ...
357  * 0: is not checked. (Not connected)
358  * 1: is checked (Connected)
359  * 21:20 Reserved
360  * 22:22 PErrProp Parity Error Propagation
361  * 0: GT64260 always drives good parity on
362  * DP[0-7] during CPU reads.
363  * 1: GT64260 drives bad parity on DP[0-7] in case
364  * the read response from the target interface
365  * comes with erroneous data indication
366  * (e.g. ECC error from SDRAM interface).
367  * 25:23 Reserved
368  * 26:26 APValid CPU AP[0-3] Connection. CPU address parity ...
369  * 0: is not checked. (Not connected)
370  * 1: is checked (Connected)
371  * 27:27 RemapWrDis Address Remap Registers Write Control
372  * 0: Write to Low Address decode register.
373  * Results in writing of the corresponding
374  * Remap register.
375  * 1: Write to Low Address decode register. No
376  * affect on the corresponding Remap register.
377  * 28:28 ConfSBDis Configuration Read Sync Barrier Disable
378  * 0: enabled; 1: disabled
379  * 29:29 IOSBDis I/O Read Sync Barrier Disable
380  * 0: enabled; 1: disabled
381  * 30:30 ClkSync Clocks Synchronization
382  * 0: The CPU interface is running with SysClk,
383  * which is asynchronous to TClk.
384  * 1: The CPU interface is running with TClk.
385  * 31:31 Reserved
386  */
387 #define GT_CPUCfg_NoMatchCnt_GET(v) GT__EXT((v), 0, 8)
388 #define GT_CPUCfg_NoMatchCntEn GT__BIT( 9)
389 #define GT_CPUCfg_NoMatchCntExt GT__BIT(10)
390 #define GT_CPUCfg_AACKDelay GT__BIT(11)
391 #define GT_CPUCfg_Endianess GT__BIT(12)
392 #define GT_CPUCfg_Pipeline GT__BIT(13)
393 #define GT_CPUCfg_TADelay GT__BIT(15)
394 #define GT_CPUCfg_RdOOO GT__BIT(16)
395 #define GT_CPUCfg_StopRetry GT__BIT(17)
396 #define GT_CPUCfg_MultiGTDec GT__BIT(18)
397 #define GT_CPUCfg_DPValid GT__BIT(19)
398 #define GT_CPUCfg_PErrProp GT__BIT(22)
399 #define GT_CPUCfg_APValid GT__BIT(26)
400 #define GT_CPUCfg_RemapWrDis GT__BIT(27)
401 #define GT_CPUCfg_ConfSBDis GT__BIT(28)
402 #define GT_CPUCfg_IOSBDis GT__BIT(29)
403 #define GT_CPUCfg_ClkSync GT__BIT(30)
404 
405 /*
406  * Table 98: CPU Mode, Offset: 0x120, Read only
407  * 01:00 MultiGTID Multi-GT ID
408  * Represents the ID to which the GT64260 responds
409  * to during a multi-GT address decoding period.
410  * 02:02 MultiGT (0: Single; 1: Multiple) GT configuration
411  * 03:03 RetryEn (0: Don't; 1: Do) Retry PCI transactions
412  * 07:04 CPUType
413  * 0x0-0x3: Reserved
414  * 0x4: 64-bit PowerPC CPU, 60x bus
415  * 0x5: 64-bit PowerPC CPU, MPX bus
416  * 0x6-0xf: Reserved
417  * 31:08 Reserved
418  */
419 #define GT_CPUMode_MultiGTID_GET(v) GT__EXT(v, 0, 2)
420 #define GT_CPUMode_MultiGT GT__BIT(2)
421 #define GT_CPUMode_RetryEn GT__BIT(3)
422 #define GT_CPUMode_CPUType_GET(v) GT__EXT(v, 4, 4)
423 
424 /*
425  * Table 99: CPU Master Control, Offset: 0x160
426  * 07:00 Reserved
427  * 08:08 IntArb CPU Bus Internal Arbiter Enable
428  * NOTE: Only relevant to 60x bus mode. When
429  * running MPX bus, the GT64260 internal
430  * arbiter must be used.
431  * 0: Disabled. External arbiter is required.
432  * 1: Enabled. Use the GT64260 CPU bus arbiter.
433  * 09:09 IntBusCtl CPU Interface Unit Internal Bus Control
434  * NOTE: This bit must be set to 1. It is reserved
435  * for Galileo Technology usage.
436  * 0: Enable internal bus sharing between master
437  * and slave interfaces.
438  * 1: Disable internal bus sharing between master
439  * and slave interfaces.
440  * 10:10 MWrTrig Master Write Transaction Trigger
441  * 0: With first valid write data
442  * 1: With last valid write data
443  * 11:11 MRdTrig Master Read Response Trigger
444  * 0: With first valid read data
445  * 1: With last valid read data
446  * 12:12 CleanBlock Clean Block Snoop Transaction Support
447  * 0: CPU does not support clean block (603e,750)
448  * 1: CPU supports clean block (604e,G4)
449  * 13:13 FlushBlock Flush Block Snoop Transaction Support
450  * 0: CPU does not support flush block (603e,750)
451  * 1: CPU supports flush block (604e,G4)
452  * 31:14 Reserved
453  */
454 #define GT_CPUMstrCtl_IntArb GT__BIT(8)
455 #define GT_CPUMstrCtl_IntBusCtl GT__BIT(9)
456 #define GT_CPUMstrCtl_MWrTrig GT__BIT(10)
457 #define GT_CPUMstrCtl_MRdTrig GT__BIT(11)
458 #define GT_CPUMstrCtl_CleanBlock GT__BIT(12)
459 #define GT_CPUMstrCtl_FlushBlock GT__BIT(13)
460 
461 #define GT_ArbSlice_SDRAM 0x0 /* SDRAM interface snoop request */
462 #define GT_ArbSlice_DEVICE 0x1 /* Device request */
463 #define GT_ArbSlice_NULL 0x2 /* NULL request */
464 #define GT_ArbSlice_PCI0 0x3 /* PCI_0 access */
465 #define GT_ArbSlice_PCI1 0x4 /* PCI_1 access */
466 #define GT_ArbSlice_COMM 0x5 /* Comm unit access */
467 #define GT_ArbSlice_IDMA0123 0x6 /* IDMA channels 0/1/2/3 access */
468 #define GT_ArbSlice_IDMA4567 0x7 /* IDMA channels 4/5/6/7 access */
469  /* 0x8-0xf: Reserved */
470 
471 /* Pass in the slice number (from 0..16) as 'n'
472  */
473 #define GT_XbarCtl_GET_ArbSlice(v, n) GT__EXT((v), (((n) & 7)*4, 4)
474 
475 /*
476  * Table 100: CPU Interface Crossbar Control Low, Offset: 0x150
477  * 03:00 Arb0 Slice 0 of CPU Master pizza Arbiter
478  * 07:04 Arb1 Slice 1 of CPU Master pizza Arbiter
479  * 11:08 Arb2 Slice 2 of CPU Master pizza Arbiter
480  * 15:12 Arb3 Slice 3 of CPU Master pizza Arbiter
481  * 19:16 Arb4 Slice 4 of CPU Master pizza Arbiter
482  * 23:20 Arb5 Slice 5 of CPU Master pizza Arbiter
483  * 27:24 Arb6 Slice 6 of CPU Master pizza Arbiter
484  * 31:28 Arb7 Slice 7 of CPU Master pizza Arbiter
485  */
486 
487 /*
488  * Table 101: CPU Interface Crossbar Control High, Offset: 0x158
489  * 03:00 Arb8 Slice 8 of CPU Master pizza Arbiter
490  * 07:04 Arb9 Slice 9 of CPU Master pizza Arbiter
491  * 11:08 Arb10 Slice 10 of CPU Master pizza Arbiter
492  * 15:12 Arb11 Slice 11 of CPU Master pizza Arbiter
493  * 19:16 Arb12 Slice 12 of CPU Master pizza Arbiter
494  * 23:20 Arb13 Slice 13 of CPU Master pizza Arbiter
495  * 27:24 Arb14 Slice 14 of CPU Master pizza Arbiter
496  * 31:28 Arb15 Slice 15 of CPU Master pizza Arbiter
497  */
498 
499 /*
500  * Table 102: CPU Interface Crossbar Timeout, Offset: 0x168
501  * NOTE: Reserved for Galileo Technology usage.
502  * 07:00 Timeout Crossbar Arbiter Timeout Preset Value
503  * 15:08 Reserved
504  * 16:16 TimeoutEn Crossbar Arbiter Timer Enable
505  * (0: Enable; 1: Disable)
506  * 31:17 Reserved
507  */
508 
509 /*
510  * Table 103: CPU Read Response Crossbar Control Low, Offset: 0x170
511  * 03:00 Arb0 Slice 0 of CPU Slave pizza Arbiter
512  * 07:04 Arb1 Slice 1 of CPU Slave pizza Arbiter
513  * 11:08 Arb2 Slice 2 of CPU Slave pizza Arbiter
514  * 15:12 Arb3 Slice 3 of CPU Slave pizza Arbiter
515  * 19:16 Arb4 Slice 4 of CPU Slave pizza Arbiter
516  * 23:20 Arb5 Slice 5 of CPU Slave pizza Arbiter
517  * 27:24 Arb6 Slice 6 of CPU Slave pizza Arbiter
518  * 31:28 Arb7 Slice 7 of CPU Slave pizza Arbiter
519  */
520 /*
521  * Table 104: CPU Read Response Crossbar Control High, Offset: 0x178
522  * 03:00 Arb8 Slice 8 of CPU Slave pizza Arbiter
523  * 07:04 Arb9 Slice 9 of CPU Slave pizza Arbiter
524  * 11:08 Arb10 Slice 10 of CPU Slave pizza Arbiter
525  * 15:12 Arb11 Slice 11 of CPU Slave pizza Arbiter
526  * 19:16 Arb12 Slice 12 of CPU Slave pizza Arbiter
527  * 23:20 Arb13 Slice 13 of CPU Slave pizza Arbiter
528  * 27:24 Arb14 Slice 14 of CPU Slave pizza Arbiter
529  * 31:28 Arb15 Slice 15 of CPU Slave pizza Arbiter
530  */
531 
532 /*
533  * Table 105: PCI_0 Sync Barrier Virtual Register, Offset: 0x0c0
534  * Table 106: PCI_1 Sync Barrier Virtual Register, Offset: 0x0c8
535  * NOTE: The read data is random and should be ignored.
536  * 31:00 SyncBarrier A CPU read from this register creates a
537  * synchronization barrier cycle.
538  */
539 
540 /*
541  * Table 107: CPU Protect Address 0 Low, Offset: 0x180
542  * Table 109: CPU Protect Address 1 Low, Offset: 0x190
543  * Table 111: CPU Protect Address 2 Low, Offset: 0x1a0
544  * Table 113: CPU Protect Address 3 Low, Offset: 0x1b0
545  * Table 115: CPU Protect Address 4 Low, Offset: 0x1c0
546  * Table 117: CPU Protect Address 5 Low, Offset: 0x1d0
547  * Table 119: CPU Protect Address 6 Low, Offset: 0x1e0
548  * Table 121: CPU Protect Address 7 Low, Offset: 0x1f0
549  *
550  * 11:00 LowAddr CPU Protect Region Base Address
551  * Corresponds to address bits[31:20].
552  * 15:12 Reserved. Must be 0
553  * 16:16 AccProtect CPU Access Protect
554  * Access is (0: allowed; 1: forbidden)
555  * 17:17 WrProtect CPU Write Protect
556  * Writes are (0: allowed; 1: forbidden)
557  * 18:18 CacheProtect CPU caching protect. Caching (block read)
558  * is (0: allowed; 1: forbidden)
559  * 31:19 Reserved
560  */
561 #define GT_CPU_AccProtect GT__BIT(16)
562 #define GT_CPU_WrProtect GT__BIT(17)
563 #define GT_CPU_CacheProtect GT__BIT(18)
564 
565 /*
566  * Table 108: CPU Protect Address 0 High, Offset: 0x188
567  * Table 110: CPU Protect Address 1 High, Offset: 0x198
568  * Table 112: CPU Protect Address 2 High, Offset: 0x1a8
569  * Table 114: CPU Protect Address 3 High, Offset: 0x1b8
570  * Table 116: CPU Protect Address 4 High, Offset: 0x1c8
571  * Table 118: CPU Protect Address 5 High, Offset: 0x1d8
572  * Table 120: CPU Protect Address 6 High, Offset: 0x1e8
573  * Table 122: CPU Protect Address 7 High, Offset: 0x1f8
574  *
575  * 11:00 HighAddr CPU Protect Region Top Address
576  * Corresponds to address bits[31:20]
577  * 31:12 Reserved
578  */
579 
580 /*
581  * Table 123: Snoop Base Address 0, Offset: 0x380
582  * Table 125: Snoop Base Address 1, Offset: 0x390
583  * Table 127: Snoop Base Address 2, Offset: 0x3a0
584  * Table 129: Snoop Base Address 3, Offset: 0x3b0
585  *
586  * 11:00 LowAddr Snoop Region Base Address [31:20]
587  * 15:12 Reserved Must be 0.
588  * 17:16 Snoop Snoop Type
589  * 0x0: No Snoop
590  * 0x1: Snoop to WT region
591  * 0x2: Snoop to WB region
592  * 0x3: Reserved
593  * 31:18 Reserved
594  */
595 #define GT_Snoop_GET(v) GT__EXT((v), 16, 2)
596 #define GT_Snoop_INS(v) GT__INS((v), 16)
597 #define GT_Snoop_None 0
598 #define GT_Snoop_WT 1
599 #define GT_Snoop_WB 2
600 
601 
602 /*
603  * Table 124: Snoop Top Address 0, Offset: 0x388
604  * Table 126: Snoop Top Address 1, Offset: 0x398
605  * Table 128: Snoop Top Address 2, Offset: 0x3a8
606  * Table 130: Snoop Top Address 3, Offset: 0x3b8
607  * 11:00 HighAddr Snoop Region Top Address [31:20]
608  * 31:12 Reserved
609  */
610 
611 
612 /*
613  * Table 131: CPU Error Address Low, Offset: 0x070, Read Only.
614  * In case of multiple errors, only the first one is latched. New error
615  * report latching is enabled only after the CPU Error Address Low register
616  * is being read.
617  * 31:00 ErrAddr Latched address bits [31:0] of a CPU
618  * transaction in case of:
619  * o illegal address (failed address decoding)
620  * o access protection violation
621  * o bad data parity
622  * o bad address parity
623  * Upon address latch, no new address are
624  * registered (due to additional error condition),
625  * until the register is being read.
626  */
627 
628 /*
629  * Table 132: CPU Error Address High, Offset: 0x078, Read Only.
630  * Once data is latched, no new data can be registered (due to additional
631  * error condition), until CPU Error Low Address is being read (which
632  * implies, it should be the last being read by the interrupt handler).
633  * 03:00 Reserved
634  * 07:04 ErrPar Latched address parity bits in case
635  * of bad CPU address parity detection.
636  * 31:08 Reserved
637  */
638 #define GT_CPUErrorAddrHigh_ErrPar_GET(v) GT__EXT((v), 4, 4)
639 
640 /*
641  * Table 133: CPU Error Data Low, Offset: 0x128, Read only.
642  * 31:00 PErrData Latched data bits [31:0] in case of bad data
643  * parity sampled on write transactions or on
644  * master read transactions.
645  */
646 
647 /*
648  * Table 134: CPU Error Data High, Offset: 0x130, Read only.
649  * 31:00 PErrData Latched data bits [63:32] in case of bad data
650  * parity sampled on write transactions or on
651  * master read transactions.
652  */
653 
654 /*
655  * Table 135: CPU Error Parity, Offset: 0x138, Read only.
656  * 07:00 PErrPar Latched data parity bus in case of bad data
657  * parity sampled on write transactions or on
658  * master read transactions.
659  * 31:10 Reserved
660  */
661 #define GT_CPUErrorParity_PErrPar_GET(v) GT__EXT((v), 0, 8)
662 
663 /*
664  * Table 136: CPU Error Cause, Offset: 0x140
665  * Bits[7:0] are clear only. A cause bit is set upon an error condition
666  * occurrence. Write a 0 value to clear the bit. Writing a 1 value has
667  * no affect.
668  * 00:00 AddrOut CPU Address Out of Range
669  * 01:01 AddrPErr Bad Address Parity Detected
670  * 02:02 TTErr Transfer Type Violation.
671  * The CPU attempts to burst (read or write) to an
672  * internal register.
673  * 03:03 AccErr Access to a Protected Region
674  * 04:04 WrErr Write to a Write Protected Region
675  * 05:05 CacheErr Read from a Caching protected region
676  * 06:06 WrDataPErr Bad Write Data Parity Detected
677  * 07:07 RdDataPErr Bad Read Data Parity Detected
678  * 26:08 Reserved
679  * 31:27 Sel Specifies the error event currently being
680  * reported in Error Address, Error Data, and
681  * Error Parity registers.
682  * 0x0: AddrOut
683  * 0x1: AddrPErr
684  * 0x2: TTErr
685  * 0x3: AccErr
686  * 0x4: WrErr
687  * 0x5: CacheErr
688  * 0x6: WrDataPErr
689  * 0x7: RdDataPErr
690  * 0x8-0x1f: Reserved
691  */
692 #define GT_CPUError_AddrOut GT__BIT(GT_CPUError_Sel_AddrOut)
693 #define GT_CPUError_AddrPErr GT__BIT(GT_CPUError_Sel_AddrPErr)
694 #define GT_CPUError_TTErr GT__BIT(GT_CPUError_Sel_TTErr)
695 #define GT_CPUError_AccErr GT__BIT(GT_CPUError_Sel_AccErr)
696 #define GT_CPUError_WrErr GT__BIT(GT_CPUError_Sel_WrPErr)
697 #define GT_CPUError_CacheErr GT__BIT(GT_CPUError_Sel_CachePErr)
698 #define GT_CPUError_WrDataPErr GT__BIT(GT_CPUError_Sel_WrDataPErr)
699 #define GT_CPUError_RdDataPErr GT__BIT(GT_CPUError_Sel_RdDataPErr)
700 
701 #define GT_CPUError_Sel_AddrOut 0
702 #define GT_CPUError_Sel_AddrPErr 1
703 #define GT_CPUError_Sel_TTErr 2
704 #define GT_CPUError_Sel_AccErr 3
705 #define GT_CPUError_Sel_WrErr 4
706 #define GT_CPUError_Sel_CacheErr 5
707 #define GT_CPUError_Sel_WrDataPErr 6
708 #define GT_CPUError_Sel_RdDataPErr 7
709 
710 #define GT_CPUError_Sel_GET(v) GT__EXT((v), 27, 5)
711 
712 /*
713  * Table 137: CPU Error Mask, Offset: 0x148
714  * 00:00 AddrOut If set to 1, enables AddrOut interrupt.
715  * 01:01 AddrPErr If set to 1, enables AddrPErr interrupt.
716  * 02:02 TTErr If set to 1, enables TTErr interrupt.
717  * 03:03 AccErr If set to 1, enables AccErr interrupt.
718  * 04:04 WrErr If set to 1, enables WrErr interrupt.
719  * 05:05 CacheErr If set to 1, enables CacheErr interrupt.
720  * 06:06 WrDataPErr If set to 1, enables WrDataPErr interrupt.
721  * 07:07 RdDataPErr If set to 1, enables RdDataPErr interrupt.
722  * 31:08 Reserved
723  */
724 
725 /*
726  * Comm Unit Interrupt registers
727  */
728 
729 /* Comm Unit Arbiter Control */
730 #define GT_CommUnitArb_Ctrl 0xf300
731 /* GPP IRQs level vs. edge sensitivity */
732 #define GT_CommUnitArb_Ctrl_GPP_Ints_Level_Sensitive (1<<10)
733 
734 #define GT_CommUnitIntr_Cause 0xf310
735 #define GT_CommUnitIntr_Mask 0xf314
736 #define GT_CommUnitIntr_ErrAddr 0xf318
737 
738 #define GT_CommUnitIntr_E0 0x00000007
739 #define GT_CommUnitIntr_E1 0x00000070
740 #define GT_CommUnitIntr_E2 0x00000700
741 #define GT_CommUnitIntr_S0 0x00070000
742 #define GT_CommUnitIntr_S1 0x00700000
743 #define GT_CommUnitIntr_Sel 0x70000000
744 
745 /*
746  * SDRAM Error Report (ECC) Registers
747  */
748 #define GT_260_ECC_Data_Lo 0x484 /* latched Error Data (low) */
749 #define GT_260_ECC_Data_Hi 0x480 /* latched Error Data (high) */
750 #define GT_260_ECC_Addr 0x490 /* latched Error Address */
751 #define GT_260_ECC_Rec 0x488 /* latched ECC code from SDRAM */
752 #define GT_260_ECC_Calc 0x48c /* latched ECC code from SDRAM */
753 #define GT_260_ECC_Ctl 0x494 /* ECC Control */
754 #define GT_260_ECC_Count 0x498 /* ECC 1-bit error count */
755 
756 /* Timer/Counter Registers (t. straumann)
757  */
758 #define GT_TIMER_0 0x0850 /* preset / running value */
759 #define GT_TIMER_1 0x0854
760 #define GT_TIMER_2 0x0858
761 #define GT_TIMER_3 0x085c
762 
763 #define GT_TIMER_0_3_Ctl 0x0864
764 
765 #define GT_TIMER_0_Ctl_Enb 0x00000001 /* enable timer */
766 #define GT_TIMER_0_Ctl_Rld 0x00000002 /* reload after expiration */
767 #define GT_TIMER_1_Ctl_Enb 0x00000100 /* enable timer */
768 #define GT_TIMER_1_Ctl_Rld 0x00000200 /* reload after expiration */
769 #define GT_TIMER_2_Ctl_Enb 0x00010000 /* enable timer */
770 #define GT_TIMER_2_Ctl_Rld 0x00020000 /* reload after expiration */
771 #define GT_TIMER_3_Ctl_Enb 0x01000000 /* enable timer */
772 #define GT_TIMER_3_Ctl_Rld 0x02000000 /* reload after expiration */
773 
774 #define GT_TIMER_0_3_Intr_Cse 0x0868
775 #define GT_TIMER_0_Intr 0x00000001
776 #define GT_TIMER_1_Intr 0x00000002
777 #define GT_TIMER_2_Intr 0x00000004
778 #define GT_TIMER_3_Intr 0x00000008
779 #define GT_TIMER_Intr_Smry 0x80000000 /* Interrupt Summary */
780 
781 #define GT_TIMER_0_3_Intr_Msk 0x086c
782 
783 /*
784  * Watchdog Registers
785  */
786 #define GT_WDOG_Config 0xb410
787 #define GT_WDOG_Value 0xb414
788 #define GT_WDOG_Value_NMI GT__MASK(24)
789 #define GT_WDOG_Config_Preset GT__MASK(24)
790 #define GT_WDOG_Config_Ctl1a GT__BIT(24)
791 #define GT_WDOG_Config_Ctl1b GT__BIT(25)
792 #define GT_WDOG_Config_Ctl2a GT__BIT(26)
793 #define GT_WDOG_Config_Ctl2b GT__BIT(27)
794 #define GT_WDOG_Config_Enb GT__BIT(31)
795 
796 #define GT_WDOG_NMI_DFLT (GT__MASK(24) & GT_WDOG_Value_NMI)
797 #define GT_WDOG_Preset_DFLT (GT__MASK(22) & GT_WDOG_Config_Preset)
798 
799 /*
800  * Device Bus Interrupts
801  */
802 #define GT_DEVBUS_ICAUSE 0x4d0 /* Device Interrupt Cause */
803 #define GT_DEVBUS_IMASK 0x4d4 /* Device Interrupt Mask */
804 #define GT_DEVBUS_ERR_ADDR 0x4d8 /* Device Error Address */
805 
806 /*
807  * bit defines for GT_DEVBUS_ICAUSE, GT_DEVBUS_IMASK
808  */
809 #define GT_DEVBUS_DBurstErr GT__BIT(0)
810 #define GT_DEVBUS_DRdyErr GT__BIT(1)
811 #define GT_DEVBUS_Sel GT__BIT(27)
812 #define GT_DEVBUS_RES ~(GT_DEVBUS_DBurstErr|GT_DEVBUS_DRdyErr|GT_DEVBUS_Sel)
813 
814 /* MV64360 */
815 /* Enable individual CPU windows by *clearing* respective bits
816  * in MV_64360_BASE_ADDR_DISBL
817  *
818  * Bit ordering is:
819  *
820  * SDRAM_CS_0..3 (1<<0..3)
821  * DEV_CS_0..3 (1<<4..7)
822  * BOOT_CS_0..3 (1<<8)
823  * PCI_0_IO (1<<9)
824  * PCI_0_MEM_0..3 (1<<10..13)
825  * PCI_1_IO (1<<14)
826  * PCI_1_MEM_0..3 (1<<15..18)
827  * INTERNAL_SRAM (1<<19)
828  * MV64x60_REGS (1<<20)
829  */
830 #define MV_64360_BASE_ADDR_DISBL (0x278)
831 
832 /* Internal SRAM */
833 #define MV_64360_SRAM_BASE (0x268)
834 #define MV_64360_SRAM_CTRL (0x380)
835 /* Control register bits */
836 #define MV_64360_SRAM_CacheWb GT__BIT(1)
837 /* default setup used by linux, motload (uses 90 instead of b0), ...
838  * Comments say:
839  * - parity enabled,
840  * - parity error propagation
841  * - arbitration not parked for CPU only
842  * - other bits are reserved
843  */
844 #define MV_64360_SRAM_Ctl_Setup (0x001600b0)
845 
846 #define MV_64360_SRAM_TEST_MODE (0x3f4)
847 #define MV_64340_SRAM_ERR_CAUSE (0x388)
848 #define MV_64340_SRAM_ERR_ADDR (0x390)
849 #define MV_64340_SRAM_ERR_ADDR_HI (0X3f8)
850 #define MV_64340_SRAM_ERR_DATA_LO (0x398)
851 #define MV_64340_SRAM_ERR_DATA_HI (0x3a0)
852 #define MV_64340_SRAM_ERR_DATA_PARITY (0x3a8)
853 
854 #endif /* !_DISCOVERY_DEV_GTREG_H */
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