xref: /netbsd-src/sys/arch/arm/include/armreg.h (revision 274254cdae52594c1aa480a736aef78313d15c9c)
1 /*	$NetBSD: armreg.h,v 1.41 2008/08/27 11:04:23 matt Exp $	*/
2 
3 /*
4  * Copyright (c) 1998, 2001 Ben Harris
5  * Copyright (c) 1994-1996 Mark Brinicombe.
6  * Copyright (c) 1994 Brini.
7  * All rights reserved.
8  *
9  * This code is derived from software written for Brini by Mark Brinicombe
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  * 2. Redistributions in binary form must reproduce the above copyright
17  *    notice, this list of conditions and the following disclaimer in the
18  *    documentation and/or other materials provided with the distribution.
19  * 3. All advertising materials mentioning features or use of this software
20  *    must display the following acknowledgement:
21  *	This product includes software developed by Brini.
22  * 4. The name of the company nor the name of the author may be used to
23  *    endorse or promote products derived from this software without specific
24  *    prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY BRINI ``AS IS'' AND ANY EXPRESS OR IMPLIED
27  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
28  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
29  * IN NO EVENT SHALL BRINI OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
30  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
31  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
32  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36  * SUCH DAMAGE.
37  */
38 
39 #ifndef _ARM_ARMREG_H
40 #define _ARM_ARMREG_H
41 
42 /*
43  * ARM Process Status Register
44  *
45  * The picture in the ARM manuals looks like this:
46  *       3 3 2 2 2 2
47  *       1 0 9 8 7 6                                   8 7 6 5 4       0
48  *      +-+-+-+-+-+-------------------------------------+-+-+-+---------+
49  *      |N|Z|C|V|Q|                reserved             |I|F|T|M M M M M|
50  *      | | | | | |                                     | | | |4 3 2 1 0|
51  *      +-+-+-+-+-+-------------------------------------+-+-+-+---------+
52  */
53 
54 #define	PSR_FLAGS 0xf0000000	/* flags */
55 #define PSR_N_bit (1 << 31)	/* negative */
56 #define PSR_Z_bit (1 << 30)	/* zero */
57 #define PSR_C_bit (1 << 29)	/* carry */
58 #define PSR_V_bit (1 << 28)	/* overflow */
59 
60 #define PSR_Q_bit (1 << 27)	/* saturation */
61 
62 #define I32_bit (1 << 7)	/* IRQ disable */
63 #define F32_bit (1 << 6)	/* FIQ disable */
64 #define	IF32_bits (3 << 6)	/* IRQ/FIQ disable */
65 
66 #define PSR_T_bit (1 << 5)	/* Thumb state */
67 #define PSR_J_bit (1 << 24)	/* Java mode */
68 
69 #define PSR_MODE	0x0000001f	/* mode mask */
70 #define PSR_USR26_MODE	0x00000000
71 #define PSR_FIQ26_MODE	0x00000001
72 #define PSR_IRQ26_MODE	0x00000002
73 #define PSR_SVC26_MODE	0x00000003
74 #define PSR_USR32_MODE	0x00000010
75 #define PSR_FIQ32_MODE	0x00000011
76 #define PSR_IRQ32_MODE	0x00000012
77 #define PSR_SVC32_MODE	0x00000013
78 #define PSR_ABT32_MODE	0x00000017
79 #define PSR_UND32_MODE	0x0000001b
80 #define PSR_SYS32_MODE	0x0000001f
81 #define PSR_32_MODE	0x00000010
82 
83 #define PSR_IN_USR_MODE(psr)	(!((psr) & 3))		/* XXX */
84 #define PSR_IN_32_MODE(psr)	((psr) & PSR_32_MODE)
85 
86 /* In 26-bit modes, the PSR is stuffed into R15 along with the PC. */
87 
88 #define R15_MODE	0x00000003
89 #define R15_MODE_USR	0x00000000
90 #define R15_MODE_FIQ	0x00000001
91 #define R15_MODE_IRQ	0x00000002
92 #define R15_MODE_SVC	0x00000003
93 
94 #define R15_PC		0x03fffffc
95 
96 #define R15_FIQ_DISABLE	0x04000000
97 #define R15_IRQ_DISABLE	0x08000000
98 
99 #define R15_FLAGS	0xf0000000
100 #define R15_FLAG_N	0x80000000
101 #define R15_FLAG_Z	0x40000000
102 #define R15_FLAG_C	0x20000000
103 #define R15_FLAG_V	0x10000000
104 
105 /*
106  * Co-processor 15:  The system control co-processor.
107  */
108 
109 #define ARM_CP15_CPU_ID		0
110 
111 /*
112  * The CPU ID register is theoretically structured, but the definitions of
113  * the fields keep changing.
114  */
115 
116 /* The high-order byte is always the implementor */
117 #define CPU_ID_IMPLEMENTOR_MASK	0xff000000
118 #define CPU_ID_ARM_LTD		0x41000000 /* 'A' */
119 #define CPU_ID_DEC		0x44000000 /* 'D' */
120 #define CPU_ID_INTEL		0x69000000 /* 'i' */
121 #define	CPU_ID_TI		0x54000000 /* 'T' */
122 #define	CPU_ID_FARADAY		0x66000000 /* 'f' */
123 
124 /* How to decide what format the CPUID is in. */
125 #define CPU_ID_ISOLD(x)		(((x) & 0x0000f000) == 0x00000000)
126 #define CPU_ID_IS7(x)		(((x) & 0x0000f000) == 0x00007000)
127 #define CPU_ID_ISNEW(x)		(!CPU_ID_ISOLD(x) && !CPU_ID_IS7(x))
128 
129 /* On ARM3 and ARM6, this byte holds the foundry ID. */
130 #define CPU_ID_FOUNDRY_MASK	0x00ff0000
131 #define CPU_ID_FOUNDRY_VLSI	0x00560000
132 
133 /* On ARM7 it holds the architecture and variant (sub-model) */
134 #define CPU_ID_7ARCH_MASK	0x00800000
135 #define CPU_ID_7ARCH_V3		0x00000000
136 #define CPU_ID_7ARCH_V4T	0x00800000
137 #define CPU_ID_7VARIANT_MASK	0x007f0000
138 
139 /* On more recent ARMs, it does the same, but in a different format */
140 #define CPU_ID_ARCH_MASK	0x000f0000
141 #define CPU_ID_ARCH_V3		0x00000000
142 #define CPU_ID_ARCH_V4		0x00010000
143 #define CPU_ID_ARCH_V4T		0x00020000
144 #define CPU_ID_ARCH_V5		0x00030000
145 #define CPU_ID_ARCH_V5T		0x00040000
146 #define CPU_ID_ARCH_V5TE	0x00050000
147 #define CPU_ID_ARCH_V5TEJ	0x00060000
148 #define CPU_ID_ARCH_V6		0x00070000
149 #define CPU_ID_VARIANT_MASK	0x00f00000
150 
151 /* Next three nybbles are part number */
152 #define CPU_ID_PARTNO_MASK	0x0000fff0
153 
154 /* Intel XScale has sub fields in part number */
155 #define CPU_ID_XSCALE_COREGEN_MASK	0x0000e000 /* core generation */
156 #define CPU_ID_XSCALE_COREREV_MASK	0x00001c00 /* core revision */
157 #define CPU_ID_XSCALE_PRODUCT_MASK	0x000003f0 /* product number */
158 
159 /* And finally, the revision number. */
160 #define CPU_ID_REVISION_MASK	0x0000000f
161 
162 /* Individual CPUs are probably best IDed by everything but the revision. */
163 #define CPU_ID_CPU_MASK		0xfffffff0
164 
165 /* Fake CPU IDs for ARMs without CP15 */
166 #define CPU_ID_ARM2		0x41560200
167 #define CPU_ID_ARM250		0x41560250
168 
169 /* Pre-ARM7 CPUs -- [15:12] == 0 */
170 #define CPU_ID_ARM3		0x41560300
171 #define CPU_ID_ARM600		0x41560600
172 #define CPU_ID_ARM610		0x41560610
173 #define CPU_ID_ARM620		0x41560620
174 
175 /* ARM7 CPUs -- [15:12] == 7 */
176 #define CPU_ID_ARM700		0x41007000 /* XXX This is a guess. */
177 #define CPU_ID_ARM710		0x41007100
178 #define CPU_ID_ARM7500		0x41027100
179 #define CPU_ID_ARM710A		0x41047100 /* inc ARM7100 */
180 #define CPU_ID_ARM7500FE	0x41077100
181 #define CPU_ID_ARM710T		0x41807100
182 #define CPU_ID_ARM720T		0x41807200
183 #define CPU_ID_ARM740T8K	0x41807400 /* XXX no MMU, 8KB cache */
184 #define CPU_ID_ARM740T4K	0x41817400 /* XXX no MMU, 4KB cache */
185 
186 /* Post-ARM7 CPUs */
187 #define CPU_ID_ARM810		0x41018100
188 #define CPU_ID_ARM920T		0x41129200
189 #define CPU_ID_ARM922T		0x41029220
190 #define CPU_ID_ARM926EJS	0x41069260
191 #define CPU_ID_ARM940T		0x41029400 /* XXX no MMU */
192 #define CPU_ID_ARM946ES		0x41049460 /* XXX no MMU */
193 #define	CPU_ID_ARM966ES		0x41049660 /* XXX no MMU */
194 #define	CPU_ID_ARM966ESR1	0x41059660 /* XXX no MMU */
195 #define CPU_ID_ARM1020E		0x4115a200 /* (AKA arm10 rev 1) */
196 #define CPU_ID_ARM1022ES	0x4105a220
197 #define CPU_ID_ARM1026EJS	0x4106a260
198 #define CPU_ID_ARM1136JS	0x4107b360
199 #define CPU_ID_ARM1136JSR1	0x4117b360
200 #define CPU_ID_ARM1176JS	0x410fb760
201 #define CPU_ID_CORTEXA8R1	0x411fc080
202 #define CPU_ID_CORTEXA8R2	0x412fc080
203 #define CPU_ID_SA110		0x4401a100
204 #define CPU_ID_SA1100		0x4401a110
205 #define	CPU_ID_TI925T		0x54029250
206 #define	CPU_ID_FA526		0x66015260
207 #define CPU_ID_SA1110		0x6901b110
208 #define CPU_ID_IXP1200		0x6901c120
209 #define CPU_ID_80200		0x69052000
210 #define CPU_ID_PXA250    	0x69052100 /* sans core revision */
211 #define CPU_ID_PXA210    	0x69052120
212 #define CPU_ID_PXA250A		0x69052100 /* 1st version Core */
213 #define CPU_ID_PXA210A		0x69052120 /* 1st version Core */
214 #define CPU_ID_PXA250B		0x69052900 /* 3rd version Core */
215 #define CPU_ID_PXA210B		0x69052920 /* 3rd version Core */
216 #define CPU_ID_PXA250C		0x69052d00 /* 4th version Core */
217 #define CPU_ID_PXA210C		0x69052d20 /* 4th version Core */
218 #define	CPU_ID_PXA27X		0x69054110
219 #define	CPU_ID_80321_400	0x69052420
220 #define	CPU_ID_80321_600	0x69052430
221 #define	CPU_ID_80321_400_B0	0x69052c20
222 #define	CPU_ID_80321_600_B0	0x69052c30
223 #define	CPU_ID_80219_400	0x69052e20
224 #define	CPU_ID_80219_600	0x69052e30
225 #define	CPU_ID_IXP425_533	0x690541c0
226 #define	CPU_ID_IXP425_400	0x690541d0
227 #define	CPU_ID_IXP425_266	0x690541f0
228 
229 /* ARM3-specific coprocessor 15 registers */
230 #define ARM3_CP15_FLUSH		1
231 #define ARM3_CP15_CONTROL	2
232 #define ARM3_CP15_CACHEABLE	3
233 #define ARM3_CP15_UPDATEABLE	4
234 #define ARM3_CP15_DISRUPTIVE	5
235 
236 /* ARM3 Control register bits */
237 #define ARM3_CTL_CACHE_ON	0x00000001
238 #define ARM3_CTL_SHARED		0x00000002
239 #define ARM3_CTL_MONITOR	0x00000004
240 
241 /*
242  * Post-ARM3 CP15 registers:
243  *
244  *	1	Control register
245  *
246  *	2	Translation Table Base
247  *
248  *	3	Domain Access Control
249  *
250  *	4	Reserved
251  *
252  *	5	Fault Status
253  *
254  *	6	Fault Address
255  *
256  *	7	Cache/write-buffer Control
257  *
258  *	8	TLB Control
259  *
260  *	9	Cache Lockdown
261  *
262  *	10	TLB Lockdown
263  *
264  *	11	Reserved
265  *
266  *	12	Reserved
267  *
268  *	13	Process ID (for FCSE)
269  *
270  *	14	Reserved
271  *
272  *	15	Implementation Dependent
273  */
274 
275 /* Some of the definitions below need cleaning up for V3/V4 architectures */
276 
277 /* CPU control register (CP15 register 1) */
278 #define CPU_CONTROL_MMU_ENABLE	0x00000001 /* M: MMU/Protection unit enable */
279 #define CPU_CONTROL_AFLT_ENABLE	0x00000002 /* A: Alignment fault enable */
280 #define CPU_CONTROL_DC_ENABLE	0x00000004 /* C: IDC/DC enable */
281 #define CPU_CONTROL_WBUF_ENABLE 0x00000008 /* W: Write buffer enable */
282 #define CPU_CONTROL_32BP_ENABLE 0x00000010 /* P: 32-bit exception handlers */
283 #define CPU_CONTROL_32BD_ENABLE 0x00000020 /* D: 32-bit addressing */
284 #define CPU_CONTROL_LABT_ENABLE 0x00000040 /* L: Late abort enable */
285 #define CPU_CONTROL_BEND_ENABLE 0x00000080 /* B: Big-endian mode */
286 #define CPU_CONTROL_SYST_ENABLE 0x00000100 /* S: System protection bit */
287 #define CPU_CONTROL_ROM_ENABLE	0x00000200 /* R: ROM protection bit */
288 #define CPU_CONTROL_CPCLK	0x00000400 /* F: Implementation defined */
289 #define CPU_CONTROL_BPRD_ENABLE 0x00000800 /* Z: Branch prediction enable */
290 #define CPU_CONTROL_IC_ENABLE   0x00001000 /* I: IC enable */
291 #define CPU_CONTROL_VECRELOC	0x00002000 /* V: Vector relocation */
292 #define CPU_CONTROL_ROUNDROBIN	0x00004000 /* RR: Predictable replacement */
293 #define CPU_CONTROL_V4COMPAT	0x00008000 /* L4: ARMv4 compat LDR R15 etc */
294 #define CPU_CONTROL_UNAL_ENABLE	0x00040000 /* U: unaligned data access */
295 #define CPU_CONTROL_XP_ENABLE	0x00080000 /* XP: extended page table */
296 #define CPU_CONTROL_FI_ENABLE	0x00200000 /* FI: Low interrupt latency */
297 
298 #define CPU_CONTROL_IDC_ENABLE	CPU_CONTROL_DC_ENABLE
299 
300 /* ARM11r0 Auxillary Control Register (CP15 register 1, opcode2 1) */
301 #define ARM11R0_AUXCTL_PFI	0x80000000 /* PFI: partial FI mode. */
302 					   /* This is an undocumented flag
303 					    * used to work around a cache bug
304 					    * in r0 steppings. See errata
305 					    * 364296.
306 					    */
307 
308 /* XScale Auxillary Control Register (CP15 register 1, opcode2 1) */
309 #define	XSCALE_AUXCTL_K		0x00000001 /* dis. write buffer coalescing */
310 #define	XSCALE_AUXCTL_P		0x00000002 /* ECC protect page table access */
311 #define	XSCALE_AUXCTL_MD_WB_RA	0x00000000 /* mini-D$ wb, read-allocate */
312 #define	XSCALE_AUXCTL_MD_WB_RWA	0x00000010 /* mini-D$ wb, read/write-allocate */
313 #define	XSCALE_AUXCTL_MD_WT	0x00000020 /* mini-D$ wt, read-allocate */
314 #define	XSCALE_AUXCTL_MD_MASK	0x00000030
315 
316 /* Cache type register definitions 0 */
317 #define	CPU_CT_FORMAT(x)	(((x) >> 29) & 0x7)	/* reg format */
318 #define	CPU_CT_ISIZE(x)		((x) & 0xfff)		/* I$ info */
319 #define	CPU_CT_DSIZE(x)		(((x) >> 12) & 0xfff)	/* D$ info */
320 #define	CPU_CT_S		(1U << 24)		/* split cache */
321 #define	CPU_CT_CTYPE(x)		(((x) >> 25) & 0xf)	/* cache type */
322 
323 #define	CPU_CT_CTYPE_WT		0	/* write-through */
324 #define	CPU_CT_CTYPE_WB1	1	/* write-back, clean w/ read */
325 #define	CPU_CT_CTYPE_WB2	2	/* w/b, clean w/ cp15,7 */
326 #define	CPU_CT_CTYPE_WB6	6	/* w/b, cp15,7, lockdown fmt A */
327 #define	CPU_CT_CTYPE_WB7	7	/* w/b, cp15,7, lockdown fmt B */
328 #define	CPU_CT_CTYPE_WB14	14	/* w/b, cp15,7, lockdown fmt C */
329 
330 #define	CPU_CT_xSIZE_LEN(x)	((x) & 0x3)		/* line size */
331 #define	CPU_CT_xSIZE_M		(1U << 2)		/* multiplier */
332 #define	CPU_CT_xSIZE_ASSOC(x)	(((x) >> 3) & 0x7)	/* associativity */
333 #define	CPU_CT_xSIZE_SIZE(x)	(((x) >> 6) & 0x7)	/* size */
334 #define	CPU_CT_xSIZE_P		(1U << 11)		/* need to page-color */
335 
336 /* format 4 definitions */
337 #define	CPU_CT4_ILINE(x)	((x) & 0xf)		/* I$ line size */
338 #define	CPU_CT4_DLINE(x)	(((x) >> 16) & 0xf)	/* D$ line size */
339 #define	CPU_CT4_L1IPOLICY(x)	(((x) >> 14) & 0x3)	/* I$ policy */
340 #define	CPU_CT4_L1_VIPT		2			/* VIPT */
341 
342 /* Cache size identifaction register definitions 1, Rd, c0, c0, 0 */
343 #define	CPU_CSID_CTYPE_WT	0x80000000	/* write-through avail */
344 #define	CPU_CSID_CTYPE_WB	0x40000000	/* write-back avail */
345 #define	CPU_CSID_CTYPE_RA	0x20000000	/* read-allocation avail */
346 #define	CPU_CSID_CTYPE_WA	0x10000000	/* write-allocation avail */
347 #define	CPU_CSID_NUMSETS(x)	(((x) >> 12) & 0xffff)
348 #define	CPU_CSID_ASSOC(x)	(((x) >> 3) & 0x1ff)
349 #define	CPU_CSID_LEN(x)		((x) & 0x03)
350 
351 /* Cache size selection register definitions 2, Rd, c0, c0, 0 */
352 #define	CPU_CSSR_L2		0x00000002
353 #define	CPU_CSSR_L1		0x00000000
354 #define	CPU_CSSR_InD		0x00000001
355 
356 /* Fault status register definitions */
357 
358 #define FAULT_TYPE_MASK 0x0f
359 #define FAULT_USER      0x10
360 
361 #define FAULT_WRTBUF_0  0x00 /* Vector Exception */
362 #define FAULT_WRTBUF_1  0x02 /* Terminal Exception */
363 #define FAULT_BUSERR_0  0x04 /* External Abort on Linefetch -- Section */
364 #define FAULT_BUSERR_1  0x06 /* External Abort on Linefetch -- Page */
365 #define FAULT_BUSERR_2  0x08 /* External Abort on Non-linefetch -- Section */
366 #define FAULT_BUSERR_3  0x0a /* External Abort on Non-linefetch -- Page */
367 #define FAULT_BUSTRNL1  0x0c /* External abort on Translation -- Level 1 */
368 #define FAULT_BUSTRNL2  0x0e /* External abort on Translation -- Level 2 */
369 #define FAULT_ALIGN_0   0x01 /* Alignment */
370 #define FAULT_ALIGN_1   0x03 /* Alignment */
371 #define FAULT_TRANS_S   0x05 /* Translation -- Section */
372 #define FAULT_TRANS_P   0x07 /* Translation -- Page */
373 #define FAULT_DOMAIN_S  0x09 /* Domain -- Section */
374 #define FAULT_DOMAIN_P  0x0b /* Domain -- Page */
375 #define FAULT_PERM_S    0x0d /* Permission -- Section */
376 #define FAULT_PERM_P    0x0f /* Permission -- Page */
377 
378 #define	FAULT_IMPRECISE	0x400	/* Imprecise exception (XSCALE) */
379 
380 /*
381  * Address of the vector page, low and high versions.
382  */
383 #define	ARM_VECTORS_LOW		0x00000000U
384 #define	ARM_VECTORS_HIGH	0xffff0000U
385 
386 /*
387  * ARM Instructions
388  *
389  *       3 3 2 2 2
390  *       1 0 9 8 7                                                     0
391  *      +-------+-------------------------------------------------------+
392  *      | cond  |              instruction dependant                    |
393  *      |c c c c|                                                       |
394  *      +-------+-------------------------------------------------------+
395  */
396 
397 #define INSN_SIZE		4		/* Always 4 bytes */
398 #define INSN_COND_MASK		0xf0000000	/* Condition mask */
399 #define INSN_COND_AL		0xe0000000	/* Always condition */
400 
401 #define THUMB_INSN_SIZE		2		/* Some are 4 bytes.  */
402 
403 /*
404  * Defines and such for arm11 Performance Monitor Counters (p15, c15, c12, 0)
405  */
406 #define ARM11_PMCCTL_E		__BIT(0)	/* enable all three counters */
407 #define ARM11_PMCCTL_P		__BIT(1)	/* reset both Count Registers to zero */
408 #define ARM11_PMCCTL_C		__BIT(2)	/* reset the Cycle Counter Register to zero */
409 #define ARM11_PMCCTL_D		__BIT(3)	/* cycle count divide by 64 */
410 #define ARM11_PMCCTL_EC0	__BIT(4)	/* Enable Counter Register 0 interrupt */
411 #define ARM11_PMCCTL_EC1	__BIT(5)	/* Enable Counter Register 1 interrupt */
412 #define ARM11_PMCCTL_ECC	__BIT(6)	/* Enable Cycle Counter interrupt */
413 #define ARM11_PMCCTL_SBZa	__BIT(7)	/* UNP/SBZ */
414 #define ARM11_PMCCTL_CR0	__BIT(8)	/* Count Register 0 overflow flag */
415 #define ARM11_PMCCTL_CR1	__BIT(9)	/* Count Register 1 overflow flag */
416 #define ARM11_PMCCTL_CCR	__BIT(10)	/* Cycle Count Register overflow flag */
417 #define ARM11_PMCCTL_X		__BIT(11)	/* Enable Export of the events to the event bus */
418 #define ARM11_PMCCTL_EVT1	__BITS(19,12)	/* source of events for Count Register 1 */
419 #define ARM11_PMCCTL_EVT0	__BITS(27,20)	/* source of events for Count Register 0 */
420 #define ARM11_PMCCTL_SBZb	__BITS(31,28)	/* UNP/SBZ */
421 #define ARM11_PMCCTL_SBZ	\
422 		(ARM11_PMCCTL_SBZa | ARM11_PMCCTL_SBZb)
423 
424 #define	ARM11_PMCEVT_ICACHE_MISS	0	/* Instruction Cache Miss */
425 #define	ARM11_PMCEVT_ISTREAM_STALL	1	/* Instruction Stream Stall */
426 #define	ARM11_PMCEVT_IUTLB_MISS		2	/* Instruction uTLB Miss */
427 #define	ARM11_PMCEVT_DUTLB_MISS		3	/* Data uTLB Miss */
428 #define	ARM11_PMCEVT_BRANCH		4	/* Branch Inst. Executed */
429 #define	ARM11_PMCEVT_BRANCH_MISS	6	/* Branch mispredicted */
430 #define	ARM11_PMCEVT_INST_EXEC		7	/* Instruction Executed */
431 #define	ARM11_PMCEVT_DCACHE_ACCESS0	9	/* Data Cache Access */
432 #define	ARM11_PMCEVT_DCACHE_ACCESS1	10	/* Data Cache Access */
433 #define	ARM11_PMCEVT_DCACHE_MISS	11	/* Data Cache Miss */
434 #define	ARM11_PMCEVT_DCACHE_WRITEBACK	12	/* Data Cache Writeback */
435 #define	ARM11_PMCEVT_PC_CHANGE		13	/* Software PC change */
436 #define	ARM11_PMCEVT_TLB_MISS		15	/* Main TLB Miss */
437 #define	ARM11_PMCEVT_DATA_ACCESS	16	/* non-cached data access */
438 #define	ARM11_PMCEVT_LSU_STALL		17	/* Load/Store Unit stall */
439 #define	ARM11_PMCEVT_WBUF_DRAIN		18	/* Write buffer drained */
440 #define	ARM11_PMCEVT_ETMEXTOUT0		32	/* ETMEXTOUT[0] asserted */
441 #define	ARM11_PMCEVT_ETMEXTOUT1		33	/* ETMEXTOUT[1] asserted */
442 #define	ARM11_PMCEVT_ETMEXTOUT		34	/* ETMEXTOUT[0 & 1] */
443 #define	ARM11_PMCEVT_CALL_EXEC		35	/* Procedure call executed */
444 #define	ARM11_PMCEVT_RETURN_EXEC	36	/* Return executed */
445 #define	ARM11_PMCEVT_RETURN_HIT		37	/* return address predicted */
446 #define	ARM11_PMCEVT_RETURN_MISS	38	/* return addr. mispredicted */
447 #define	ARM11_PMCEVT_CYCLE		255	/* Increment each cycle */
448 
449 #endif	/* _ARM_ARMREG_H */
450