xref: /linux/arch/mips/include/asm/sn/sn0/hubpi.h (revision e5451c8f8330e03ad3cfa16048b4daf961af434f)
1 /*
2  * This file is subject to the terms and conditions of the GNU General Public
3  * License.  See the file "COPYING" in the main directory of this archive
4  * for more details.
5  *
6  * Derived from IRIX <sys/SN/SN0/hubpi.h>, revision 1.28.
7  *
8  * Copyright (C) 1992 - 1997, 1999 Silicon Graphics, Inc.
9  * Copyright (C) 1999 by Ralf Baechle
10  */
11 #ifndef _ASM_SN_SN0_HUBPI_H
12 #define _ASM_SN_SN0_HUBPI_H
13 
14 #include <linux/types.h>
15 
16 /*
17  * Hub I/O interface registers
18  *
19  * All registers in this file are subject to change until Hub chip tapeout.
20  * All register "addresses" are actually offsets.  Use the LOCAL_HUB
21  * or REMOTE_HUB macros to synthesize an actual address
22  */
23 
24 #define PI_BASE			0x000000
25 
26 /* General protection and control registers */
27 
28 #define PI_CPU_PROTECT		0x000000 /* CPU Protection		    */
29 #define PI_PROT_OVERRD		0x000008 /* Clear CPU Protection bit	    */
30 #define PI_IO_PROTECT		0x000010 /* Interrupt Pending Protection    */
31 #define PI_REGION_PRESENT	0x000018 /* Indicates whether region exists */
32 #define PI_CPU_NUM		0x000020 /* CPU Number ID		    */
33 #define PI_CALIAS_SIZE		0x000028 /* Cached Alias Size		    */
34 #define PI_MAX_CRB_TIMEOUT	0x000030 /* Maximum Timeout for CRB	    */
35 #define PI_CRB_SFACTOR		0x000038 /* Scale factor for CRB timeout    */
36 
37 /* CALIAS values */
38 #define PI_CALIAS_SIZE_0	0
39 #define PI_CALIAS_SIZE_4K	1
40 #define PI_CALIAS_SIZE_8K	2
41 #define PI_CALIAS_SIZE_16K	3
42 #define PI_CALIAS_SIZE_32K	4
43 #define PI_CALIAS_SIZE_64K	5
44 #define PI_CALIAS_SIZE_128K	6
45 #define PI_CALIAS_SIZE_256K	7
46 #define PI_CALIAS_SIZE_512K	8
47 #define PI_CALIAS_SIZE_1M	9
48 #define PI_CALIAS_SIZE_2M	10
49 #define PI_CALIAS_SIZE_4M	11
50 #define PI_CALIAS_SIZE_8M	12
51 #define PI_CALIAS_SIZE_16M	13
52 #define PI_CALIAS_SIZE_32M	14
53 #define PI_CALIAS_SIZE_64M	15
54 
55 /* Processor control and status checking */
56 
57 #define PI_CPU_PRESENT_A	0x000040 /* CPU Present A		    */
58 #define PI_CPU_PRESENT_B	0x000048 /* CPU Present B		    */
59 #define PI_CPU_ENABLE_A		0x000050 /* CPU Enable A		    */
60 #define PI_CPU_ENABLE_B		0x000058 /* CPU Enable B		    */
61 #define PI_REPLY_LEVEL		0x000060 /* Reply Level			    */
62 #define PI_HARDRESET_BIT	0x020068 /* Bit cleared by s/w on SR	    */
63 #define PI_NMI_A		0x000070 /* NMI to CPU A		    */
64 #define PI_NMI_B		0x000078 /* NMI to CPU B		    */
65 #define PI_NMI_OFFSET		(PI_NMI_B - PI_NMI_A)
66 #define PI_SOFTRESET		0x000080 /* Softreset (to both CPUs)	    */
67 
68 /* Regular Interrupt register checking.	 */
69 
70 #define PI_INT_PEND_MOD		0x000090 /* Write to set pending ints	    */
71 #define PI_INT_PEND0		0x000098 /* Read to get pending ints	    */
72 #define PI_INT_PEND1		0x0000a0 /* Read to get pending ints	    */
73 #define PI_INT_MASK0_A		0x0000a8 /* Interrupt Mask 0 for CPU A	    */
74 #define PI_INT_MASK1_A		0x0000b0 /* Interrupt Mask 1 for CPU A	    */
75 #define PI_INT_MASK0_B		0x0000b8 /* Interrupt Mask 0 for CPU B	    */
76 #define PI_INT_MASK1_B		0x0000c0 /* Interrupt Mask 1 for CPU B	    */
77 
78 #define PI_INT_MASK_OFFSET	0x10	 /* Offset from A to B		    */
79 
80 /* Crosscall interrupts */
81 
82 #define PI_CC_PEND_SET_A	0x0000c8 /* CC Interrupt Pending Set, CPU A */
83 #define PI_CC_PEND_SET_B	0x0000d0 /* CC Interrupt Pending Set, CPU B */
84 #define PI_CC_PEND_CLR_A	0x0000d8 /* CC Interrupt Pending Clr, CPU A */
85 #define PI_CC_PEND_CLR_B	0x0000e0 /* CC Interrupt Pending Clr, CPU B */
86 #define PI_CC_MASK		0x0000e8 /* CC Interrupt mask		    */
87 
88 #define PI_INT_SET_OFFSET	0x08	 /* Offset from A to B		    */
89 
90 /* Realtime Counter and Profiler control registers */
91 
92 #define PI_RT_COUNT		0x030100 /* Real Time Counter		    */
93 #define PI_RT_COMPARE_A		0x000108 /* Real Time Compare A		    */
94 #define PI_RT_COMPARE_B		0x000110 /* Real Time Compare B		    */
95 #define PI_PROFILE_COMPARE	0x000118 /* L5 int to both cpus when == RTC */
96 #define PI_RT_PEND_A		0x000120 /* Set if RT int for A pending	    */
97 #define PI_RT_PEND_B		0x000128 /* Set if RT int for B pending	    */
98 #define PI_PROF_PEND_A		0x000130 /* Set if Prof int for A pending   */
99 #define PI_PROF_PEND_B		0x000138 /* Set if Prof int for B pending   */
100 #define PI_RT_EN_A		0x000140 /* RT int for CPU A enable	    */
101 #define PI_RT_EN_B		0x000148 /* RT int for CPU B enable	    */
102 #define PI_PROF_EN_A		0x000150 /* PROF int for CPU A enable	    */
103 #define PI_PROF_EN_B		0x000158 /* PROF int for CPU B enable	    */
104 #define PI_RT_LOCAL_CTRL	0x000160 /* RT control register		    */
105 #define PI_RT_FILTER_CTRL	0x000168 /* GCLK Filter control register    */
106 
107 #define PI_COUNT_OFFSET		0x08	 /* A to B offset for all counts    */
108 
109 /* Built-In Self Test support */
110 
111 #define PI_BIST_WRITE_DATA	0x000200 /* BIST write data		    */
112 #define PI_BIST_READ_DATA	0x000208 /* BIST read data		    */
113 #define PI_BIST_COUNT_TARG	0x000210 /* BIST Count and Target	    */
114 #define PI_BIST_READY		0x000218 /* BIST Ready indicator	    */
115 #define PI_BIST_SHIFT_LOAD	0x000220 /* BIST control		    */
116 #define PI_BIST_SHIFT_UNLOAD	0x000228 /* BIST control		    */
117 #define PI_BIST_ENTER_RUN	0x000230 /* BIST control		    */
118 
119 /* Graphics control registers */
120 
121 #define PI_GFX_PAGE_A		0x000300 /* Graphics page A		    */
122 #define PI_GFX_CREDIT_CNTR_A	0x000308 /* Graphics credit counter A	    */
123 #define PI_GFX_BIAS_A		0x000310 /* Graphics bias A		    */
124 #define PI_GFX_INT_CNTR_A	0x000318 /* Graphics interrupt counter A    */
125 #define PI_GFX_INT_CMP_A	0x000320 /* Graphics interrupt comparator A */
126 #define PI_GFX_PAGE_B		0x000328 /* Graphics page B		    */
127 #define PI_GFX_CREDIT_CNTR_B	0x000330 /* Graphics credit counter B	    */
128 #define PI_GFX_BIAS_B		0x000338 /* Graphics bias B		    */
129 #define PI_GFX_INT_CNTR_B	0x000340 /* Graphics interrupt counter B    */
130 #define PI_GFX_INT_CMP_B	0x000348 /* Graphics interrupt comparator B */
131 
132 #define PI_GFX_OFFSET		(PI_GFX_PAGE_B - PI_GFX_PAGE_A)
133 #define PI_GFX_PAGE_ENABLE	0x0000010000000000LL
134 
135 /* Error and timeout registers */
136 #define PI_ERR_INT_PEND		0x000400 /* Error Interrupt Pending	    */
137 #define PI_ERR_INT_MASK_A	0x000408 /* Error Interrupt mask for CPU A  */
138 #define PI_ERR_INT_MASK_B	0x000410 /* Error Interrupt mask for CPU B  */
139 #define PI_ERR_STACK_ADDR_A	0x000418 /* Error stack address for CPU A   */
140 #define PI_ERR_STACK_ADDR_B	0x000420 /* Error stack address for CPU B   */
141 #define PI_ERR_STACK_SIZE	0x000428 /* Error Stack Size		    */
142 #define PI_ERR_STATUS0_A	0x000430 /* Error Status 0A		    */
143 #define PI_ERR_STATUS0_A_RCLR	0x000438 /* Error Status 0A clear on read   */
144 #define PI_ERR_STATUS1_A	0x000440 /* Error Status 1A		    */
145 #define PI_ERR_STATUS1_A_RCLR	0x000448 /* Error Status 1A clear on read   */
146 #define PI_ERR_STATUS0_B	0x000450 /* Error Status 0B		    */
147 #define PI_ERR_STATUS0_B_RCLR	0x000458 /* Error Status 0B clear on read   */
148 #define PI_ERR_STATUS1_B	0x000460 /* Error Status 1B		    */
149 #define PI_ERR_STATUS1_B_RCLR	0x000468 /* Error Status 1B clear on read   */
150 #define PI_SPOOL_CMP_A		0x000470 /* Spool compare for CPU A	    */
151 #define PI_SPOOL_CMP_B		0x000478 /* Spool compare for CPU B	    */
152 #define PI_CRB_TIMEOUT_A	0x000480 /* Timed out CRB entries for A	    */
153 #define PI_CRB_TIMEOUT_B	0x000488 /* Timed out CRB entries for B	    */
154 #define PI_SYSAD_ERRCHK_EN	0x000490 /* Enables SYSAD error checking    */
155 #define PI_BAD_CHECK_BIT_A	0x000498 /* Force SYSAD check bit error	    */
156 #define PI_BAD_CHECK_BIT_B	0x0004a0 /* Force SYSAD check bit error	    */
157 #define PI_NACK_CNT_A		0x0004a8 /* Consecutive NACK counter	    */
158 #define PI_NACK_CNT_B		0x0004b0 /*	"	" for CPU B	    */
159 #define PI_NACK_CMP		0x0004b8 /* NACK count compare		    */
160 #define PI_STACKADDR_OFFSET	(PI_ERR_STACK_ADDR_B - PI_ERR_STACK_ADDR_A)
161 #define PI_ERRSTAT_OFFSET	(PI_ERR_STATUS0_B - PI_ERR_STATUS0_A)
162 #define PI_RDCLR_OFFSET		(PI_ERR_STATUS0_A_RCLR - PI_ERR_STATUS0_A)
163 
164 /* Bits in PI_ERR_INT_PEND */
165 #define PI_ERR_SPOOL_CMP_B	0x00000001	/* Spool end hit high water */
166 #define PI_ERR_SPOOL_CMP_A	0x00000002
167 #define PI_ERR_SPUR_MSG_B	0x00000004	/* Spurious message intr.   */
168 #define PI_ERR_SPUR_MSG_A	0x00000008
169 #define PI_ERR_WRB_TERR_B	0x00000010	/* WRB TERR		    */
170 #define PI_ERR_WRB_TERR_A	0x00000020
171 #define PI_ERR_WRB_WERR_B	0x00000040	/* WRB WERR		    */
172 #define PI_ERR_WRB_WERR_A	0x00000080
173 #define PI_ERR_SYSSTATE_B	0x00000100	/* SysState parity error    */
174 #define PI_ERR_SYSSTATE_A	0x00000200
175 #define PI_ERR_SYSAD_DATA_B	0x00000400	/* SysAD data parity error  */
176 #define PI_ERR_SYSAD_DATA_A	0x00000800
177 #define PI_ERR_SYSAD_ADDR_B	0x00001000	/* SysAD addr parity error  */
178 #define PI_ERR_SYSAD_ADDR_A	0x00002000
179 #define PI_ERR_SYSCMD_DATA_B	0x00004000	/* SysCmd data parity error */
180 #define PI_ERR_SYSCMD_DATA_A	0x00008000
181 #define PI_ERR_SYSCMD_ADDR_B	0x00010000	/* SysCmd addr parity error */
182 #define PI_ERR_SYSCMD_ADDR_A	0x00020000
183 #define PI_ERR_BAD_SPOOL_B	0x00040000	/* Error spooling to memory */
184 #define PI_ERR_BAD_SPOOL_A	0x00080000
185 #define PI_ERR_UNCAC_UNCORR_B	0x00100000	/* Uncached uncorrectable   */
186 #define PI_ERR_UNCAC_UNCORR_A	0x00200000
187 #define PI_ERR_SYSSTATE_TAG_B	0x00400000	/* SysState tag parity error */
188 #define PI_ERR_SYSSTATE_TAG_A	0x00800000
189 #define PI_ERR_MD_UNCORR	0x01000000	/* Must be cleared in MD    */
190 
191 #define PI_ERR_CLEAR_ALL_A	0x00aaaaaa
192 #define PI_ERR_CLEAR_ALL_B	0x00555555
193 
194 
195 /*
196  * The following three macros define all possible error int pends.
197  */
198 
199 #define PI_FATAL_ERR_CPU_A	(PI_ERR_SYSSTATE_TAG_A	| \
200 				 PI_ERR_BAD_SPOOL_A	| \
201 				 PI_ERR_SYSCMD_ADDR_A	| \
202 				 PI_ERR_SYSCMD_DATA_A	| \
203 				 PI_ERR_SYSAD_ADDR_A	| \
204 				 PI_ERR_SYSAD_DATA_A	| \
205 				 PI_ERR_SYSSTATE_A)
206 
207 #define PI_MISC_ERR_CPU_A	(PI_ERR_UNCAC_UNCORR_A	| \
208 				 PI_ERR_WRB_WERR_A	| \
209 				 PI_ERR_WRB_TERR_A	| \
210 				 PI_ERR_SPUR_MSG_A	| \
211 				 PI_ERR_SPOOL_CMP_A)
212 
213 #define PI_FATAL_ERR_CPU_B	(PI_ERR_SYSSTATE_TAG_B	| \
214 				 PI_ERR_BAD_SPOOL_B	| \
215 				 PI_ERR_SYSCMD_ADDR_B	| \
216 				 PI_ERR_SYSCMD_DATA_B	| \
217 				 PI_ERR_SYSAD_ADDR_B	| \
218 				 PI_ERR_SYSAD_DATA_B	| \
219 				 PI_ERR_SYSSTATE_B)
220 
221 #define PI_MISC_ERR_CPU_B	(PI_ERR_UNCAC_UNCORR_B	| \
222 				 PI_ERR_WRB_WERR_B	| \
223 				 PI_ERR_WRB_TERR_B	| \
224 				 PI_ERR_SPUR_MSG_B	| \
225 				 PI_ERR_SPOOL_CMP_B)
226 
227 #define PI_ERR_GENERIC	(PI_ERR_MD_UNCORR)
228 
229 /*
230  * Error types for PI_ERR_STATUS0_[AB] and error stack:
231  * Use the write types if WRBRRB is 1 else use the read types
232  */
233 
234 /* Fields in PI_ERR_STATUS0_[AB] */
235 #define PI_ERR_ST0_TYPE_MASK	0x0000000000000007
236 #define PI_ERR_ST0_TYPE_SHFT	0
237 #define PI_ERR_ST0_REQNUM_MASK	0x0000000000000038
238 #define PI_ERR_ST0_REQNUM_SHFT	3
239 #define PI_ERR_ST0_SUPPL_MASK	0x000000000001ffc0
240 #define PI_ERR_ST0_SUPPL_SHFT	6
241 #define PI_ERR_ST0_CMD_MASK	0x0000000001fe0000
242 #define PI_ERR_ST0_CMD_SHFT	17
243 #define PI_ERR_ST0_ADDR_MASK	0x3ffffffffe000000
244 #define PI_ERR_ST0_ADDR_SHFT	25
245 #define PI_ERR_ST0_OVERRUN_MASK 0x4000000000000000
246 #define PI_ERR_ST0_OVERRUN_SHFT 62
247 #define PI_ERR_ST0_VALID_MASK	0x8000000000000000
248 #define PI_ERR_ST0_VALID_SHFT	63
249 
250 /* Fields in PI_ERR_STATUS1_[AB] */
251 #define PI_ERR_ST1_SPOOL_MASK	0x00000000001fffff
252 #define PI_ERR_ST1_SPOOL_SHFT	0
253 #define PI_ERR_ST1_TOUTCNT_MASK 0x000000001fe00000
254 #define PI_ERR_ST1_TOUTCNT_SHFT 21
255 #define PI_ERR_ST1_INVCNT_MASK	0x0000007fe0000000
256 #define PI_ERR_ST1_INVCNT_SHFT	29
257 #define PI_ERR_ST1_CRBNUM_MASK	0x0000038000000000
258 #define PI_ERR_ST1_CRBNUM_SHFT	39
259 #define PI_ERR_ST1_WRBRRB_MASK	0x0000040000000000
260 #define PI_ERR_ST1_WRBRRB_SHFT	42
261 #define PI_ERR_ST1_CRBSTAT_MASK 0x001ff80000000000
262 #define PI_ERR_ST1_CRBSTAT_SHFT 43
263 #define PI_ERR_ST1_MSGSRC_MASK	0xffe0000000000000
264 #define PI_ERR_ST1_MSGSRC_SHFT	53
265 
266 /* Fields in the error stack */
267 #define PI_ERR_STK_TYPE_MASK	0x0000000000000003
268 #define PI_ERR_STK_TYPE_SHFT	0
269 #define PI_ERR_STK_SUPPL_MASK	0x0000000000000038
270 #define PI_ERR_STK_SUPPL_SHFT	3
271 #define PI_ERR_STK_REQNUM_MASK	0x00000000000001c0
272 #define PI_ERR_STK_REQNUM_SHFT	6
273 #define PI_ERR_STK_CRBNUM_MASK	0x0000000000000e00
274 #define PI_ERR_STK_CRBNUM_SHFT	9
275 #define PI_ERR_STK_WRBRRB_MASK	0x0000000000001000
276 #define PI_ERR_STK_WRBRRB_SHFT	12
277 #define PI_ERR_STK_CRBSTAT_MASK 0x00000000007fe000
278 #define PI_ERR_STK_CRBSTAT_SHFT 13
279 #define PI_ERR_STK_CMD_MASK	0x000000007f800000
280 #define PI_ERR_STK_CMD_SHFT	23
281 #define PI_ERR_STK_ADDR_MASK	0xffffffff80000000
282 #define PI_ERR_STK_ADDR_SHFT	31
283 
284 /* Error type in the error status or stack on Read CRBs */
285 #define PI_ERR_RD_PRERR		1
286 #define PI_ERR_RD_DERR		2
287 #define PI_ERR_RD_TERR		3
288 
289 /* Error type in the error status or stack on Write CRBs */
290 #define PI_ERR_WR_WERR		0
291 #define PI_ERR_WR_PWERR		1
292 #define PI_ERR_WR_TERR		3
293 
294 /* Read or Write CRB in error status or stack */
295 #define PI_ERR_RRB	0
296 #define PI_ERR_WRB	1
297 #define PI_ERR_ANY_CRB	2
298 
299 /* Address masks in the error status and error stack are not the same */
300 #define ERR_STK_ADDR_SHFT	7
301 #define ERR_STAT0_ADDR_SHFT	3
302 
303 #define PI_MIN_STACK_SIZE 4096	/* For figuring out the size to set */
304 #define PI_STACK_SIZE_SHFT	12	/* 4k */
305 
306 #define ERR_STACK_SIZE_BYTES(_sz) \
307        ((_sz) ? (PI_MIN_STACK_SIZE << ((_sz) - 1)) : 0)
308 
309 #ifndef __ASSEMBLY__
310 /*
311  * format of error stack and error status registers.
312  */
313 
314 struct err_stack_format {
315 	u64	sk_addr	   : 33,   /* address */
316 		sk_cmd	   :  8,   /* message command */
317 		sk_crb_sts : 10,   /* status from RRB or WRB */
318 		sk_rw_rb   :  1,   /* RRB == 0, WRB == 1 */
319 		sk_crb_num :  3,   /* WRB (0 to 7) or RRB (0 to 4) */
320 		sk_t5_req  :  3,   /* RRB T5 request number */
321 		sk_suppl   :  3,   /* lowest 3 bit of supplemental */
322 		sk_err_type:  3;   /* error type	*/
323 };
324 
325 typedef union pi_err_stack {
326 	u64	pi_stk_word;
327 	struct	err_stack_format pi_stk_fmt;
328 } pi_err_stack_t;
329 
330 struct err_status0_format {
331 	u64	s0_valid   :  1,   /* Valid */
332 		s0_ovr_run :  1,   /* Overrun, spooled to memory */
333 		s0_addr	   : 37,   /* address */
334 		s0_cmd	   :  8,   /* message command */
335 		s0_supl	   : 11,   /* message supplemental field */
336 		s0_t5_req  :  3,   /* RRB T5 request number */
337 		s0_err_type:  3;   /* error type */
338 };
339 
340 typedef union pi_err_stat0 {
341 	u64	pi_stat0_word;
342 	struct err_status0_format pi_stat0_fmt;
343 } pi_err_stat0_t;
344 
345 struct err_status1_format {
346 	u64	s1_src	   : 11,   /* message source */
347 		s1_crb_sts : 10,   /* status from RRB or WRB */
348 		s1_rw_rb   :  1,   /* RRB == 0, WRB == 1 */
349 		s1_crb_num :  3,   /* WRB (0 to 7) or RRB (0 to 4) */
350 		s1_inval_cnt:10,   /* signed invalidate counter RRB */
351 		s1_to_cnt  :  8,   /* crb timeout counter */
352 		s1_spl_cnt : 21;   /* number spooled to memory */
353 };
354 
355 typedef union pi_err_stat1 {
356 	u64	pi_stat1_word;
357 	struct err_status1_format pi_stat1_fmt;
358 } pi_err_stat1_t;
359 
360 typedef u64	rtc_time_t;
361 
362 #endif /* !__ASSEMBLY__ */
363 
364 
365 /* Bits in PI_SYSAD_ERRCHK_EN */
366 #define PI_SYSAD_ERRCHK_ECCGEN	0x01	/* Enable ECC generation	    */
367 #define PI_SYSAD_ERRCHK_QUALGEN 0x02	/* Enable data quality signal gen.  */
368 #define PI_SYSAD_ERRCHK_SADP	0x04	/* Enable SysAD parity checking	    */
369 #define PI_SYSAD_ERRCHK_CMDP	0x08	/* Enable SysCmd parity checking    */
370 #define PI_SYSAD_ERRCHK_STATE	0x10	/* Enable SysState parity checking  */
371 #define PI_SYSAD_ERRCHK_QUAL	0x20	/* Enable data quality checking	    */
372 #define PI_SYSAD_CHECK_ALL	0x3f	/* Generate and check all signals.  */
373 
374 /* Interrupt pending bits on R10000 */
375 
376 #define HUB_IP_PEND0		0x0400
377 #define HUB_IP_PEND1_CC		0x0800
378 #define HUB_IP_RT		0x1000
379 #define HUB_IP_PROF		0x2000
380 #define HUB_IP_ERROR		0x4000
381 #define HUB_IP_MASK		0x7c00
382 
383 /* PI_RT_LOCAL_CTRL mask and shift definitions */
384 
385 #define PRLC_USE_INT_SHFT	16
386 #define PRLC_USE_INT_MASK	(UINT64_CAST 1 << 16)
387 #define PRLC_USE_INT		(UINT64_CAST 1 << 16)
388 #define PRLC_GCLK_SHFT		15
389 #define PRLC_GCLK_MASK		(UINT64_CAST 1 << 15)
390 #define PRLC_GCLK		(UINT64_CAST 1 << 15)
391 #define PRLC_GCLK_COUNT_SHFT	8
392 #define PRLC_GCLK_COUNT_MASK	(UINT64_CAST 0x7f << 8)
393 #define PRLC_MAX_COUNT_SHFT	1
394 #define PRLC_MAX_COUNT_MASK	(UINT64_CAST 0x7f << 1)
395 #define PRLC_GCLK_EN_SHFT	0
396 #define PRLC_GCLK_EN_MASK	(UINT64_CAST 1)
397 #define PRLC_GCLK_EN		(UINT64_CAST 1)
398 
399 /* PI_RT_FILTER_CTRL mask and shift definitions */
400 
401 /*
402  * Bits for NACK_CNT_A/B and NACK_CMP
403  */
404 #define PI_NACK_CNT_EN_SHFT	20
405 #define PI_NACK_CNT_EN_MASK	0x100000
406 #define PI_NACK_CNT_MASK	0x0fffff
407 #define PI_NACK_CNT_MAX		0x0fffff
408 
409 #endif /* _ASM_SN_SN0_HUBPI_H */
410