specialreg.h revision 1.61 1 /* $NetBSD: specialreg.h,v 1.61 2013/01/03 23:03:57 dsl Exp $ */
2
3 /*-
4 * Copyright (c) 1991 The Regents of the University of California.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 * @(#)specialreg.h 7.1 (Berkeley) 5/9/91
32 */
33
34 /*
35 * Bits in 386 special registers:
36 */
37 #define CR0_PE 0x00000001 /* Protected mode Enable */
38 #define CR0_MP 0x00000002 /* "Math" Present (NPX or NPX emulator) */
39 #define CR0_EM 0x00000004 /* EMulate non-NPX coproc. (trap ESC only) */
40 #define CR0_TS 0x00000008 /* Task Switched (if MP, trap ESC and WAIT) */
41 #define CR0_ET 0x00000010 /* Extension Type (387 (if set) vs 287) */
42 #define CR0_PG 0x80000000 /* PaGing enable */
43
44 /*
45 * Bits in 486 special registers:
46 */
47 #define CR0_NE 0x00000020 /* Numeric Error enable (EX16 vs IRQ13) */
48 #define CR0_WP 0x00010000 /* Write Protect (honor PG_RW in all modes) */
49 #define CR0_AM 0x00040000 /* Alignment Mask (set to enable AC flag) */
50 #define CR0_NW 0x20000000 /* Not Write-through */
51 #define CR0_CD 0x40000000 /* Cache Disable */
52
53 /*
54 * Cyrix 486 DLC special registers, accessible as IO ports.
55 */
56 #define CCR0 0xc0 /* configuration control register 0 */
57 #define CCR0_NC0 0x01 /* first 64K of each 1M memory region is non-cacheable */
58 #define CCR0_NC1 0x02 /* 640K-1M region is non-cacheable */
59 #define CCR0_A20M 0x04 /* enables A20M# input pin */
60 #define CCR0_KEN 0x08 /* enables KEN# input pin */
61 #define CCR0_FLUSH 0x10 /* enables FLUSH# input pin */
62 #define CCR0_BARB 0x20 /* flushes internal cache when entering hold state */
63 #define CCR0_CO 0x40 /* cache org: 1=direct mapped, 0=2x set assoc */
64 #define CCR0_SUSPEND 0x80 /* enables SUSP# and SUSPA# pins */
65
66 #define CCR1 0xc1 /* configuration control register 1 */
67 #define CCR1_RPL 0x01 /* enables RPLSET and RPLVAL# pins */
68 /* the remaining 7 bits of this register are reserved */
69
70 /*
71 * bits in the %cr4 control register:
72 */
73 #define CR4_VME 0x00000001 /* virtual 8086 mode extension enable */
74 #define CR4_PVI 0x00000002 /* protected mode virtual interrupt enable */
75 #define CR4_TSD 0x00000004 /* restrict RDTSC instruction to cpl 0 */
76 #define CR4_DE 0x00000008 /* debugging extension */
77 #define CR4_PSE 0x00000010 /* large (4MB) page size enable */
78 #define CR4_PAE 0x00000020 /* physical address extension enable */
79 #define CR4_MCE 0x00000040 /* machine check enable */
80 #define CR4_PGE 0x00000080 /* page global enable */
81 #define CR4_PCE 0x00000100 /* enable RDPMC instruction for all cpls */
82 #define CR4_OSFXSR 0x00000200 /* enable fxsave/fxrestor and SSE */
83 #define CR4_OSXMMEXCPT 0x00000400 /* enable unmasked SSE exceptions */
84 #define CR4_VMXE 0x00002000 /* enable VMX operations */
85 #define CR4_SMXE 0x00004000 /* enable SMX operations */
86 #define CR4_FSGSBASE 0x00010000 /* enable *FSBASE and *GSBASE instructions */
87 #define CR4_PCIDE 0x00020000 /* enable Process Context IDentifiers */
88 #define CR4_OSXSAVE 0x00040000 /* enable xsave and xrestore */
89 #define CR4_SMEP 0x00100000 /* enable SMEP support */
90
91
92 /*
93 * CPUID "features" bits
94 */
95
96 /* Fn00000001 %edx features */
97 #define CPUID_FPU 0x00000001 /* processor has an FPU? */
98 #define CPUID_VME 0x00000002 /* has virtual mode (%cr4's VME/PVI) */
99 #define CPUID_DE 0x00000004 /* has debugging extension */
100 #define CPUID_PSE 0x00000008 /* has page 4MB page size extension */
101 #define CPUID_TSC 0x00000010 /* has time stamp counter */
102 #define CPUID_MSR 0x00000020 /* has mode specific registers */
103 #define CPUID_PAE 0x00000040 /* has phys address extension */
104 #define CPUID_MCE 0x00000080 /* has machine check exception */
105 #define CPUID_CX8 0x00000100 /* has CMPXCHG8B instruction */
106 #define CPUID_APIC 0x00000200 /* has enabled APIC */
107 #define CPUID_B10 0x00000400 /* reserved, MTRR */
108 #define CPUID_SEP 0x00000800 /* has SYSENTER/SYSEXIT extension */
109 #define CPUID_MTRR 0x00001000 /* has memory type range register */
110 #define CPUID_PGE 0x00002000 /* has page global extension */
111 #define CPUID_MCA 0x00004000 /* has machine check architecture */
112 #define CPUID_CMOV 0x00008000 /* has CMOVcc instruction */
113 #define CPUID_PAT 0x00010000 /* Page Attribute Table */
114 #define CPUID_PSE36 0x00020000 /* 36-bit PSE */
115 #define CPUID_PN 0x00040000 /* processor serial number */
116 #define CPUID_CFLUSH 0x00080000 /* CFLUSH insn supported */
117 #define CPUID_B20 0x00100000 /* reserved */
118 #define CPUID_DS 0x00200000 /* Debug Store */
119 #define CPUID_ACPI 0x00400000 /* ACPI performance modulation regs */
120 #define CPUID_MMX 0x00800000 /* MMX supported */
121 #define CPUID_FXSR 0x01000000 /* fast FP/MMX save/restore */
122 #define CPUID_SSE 0x02000000 /* streaming SIMD extensions */
123 #define CPUID_SSE2 0x04000000 /* streaming SIMD extensions #2 */
124 #define CPUID_SS 0x08000000 /* self-snoop */
125 #define CPUID_HTT 0x10000000 /* Hyper-Threading Technology */
126 #define CPUID_TM 0x20000000 /* thermal monitor (TCC) */
127 #define CPUID_IA64 0x40000000 /* IA-64 architecture */
128 #define CPUID_SBF 0x80000000 /* signal break on FERR */
129
130 #define CPUID_FLAGS1 "\20" \
131 "\1" "FPU" "\2" "VME" "\3" "DE" "\4" "PSE" \
132 "\5" "TSC" "\6" "MSR" "\7" "PAE" "\10" "MCE" \
133 "\11" "CX8" "\12" "APIC" "\13" "B10" "\14" "SEP" \
134 "\15" "MTRR" "\16" "PGE" "\17" "MCA" "\20" "CMOV" \
135 "\21" "PAT" "\22" "PSE36" "\23" "PN" "\24" "CFLUSH" \
136 "\25" "B20" "\26" "DS" "\27" "ACPI" "\30" "MMX" \
137 "\31" "FXSR" "\32" "SSE" "\33" "SSE2" "\34" "SS" \
138 "\35" "HTT" "\36" "TM" "\37" "IA64" "\40" "SBF"
139
140 /*
141 * Intel Digital Thermal Sensor and
142 * Power Management, Fn0000_0006 - %eax.
143 */
144 #define CPUID_DSPM_DTS 0x00000001 /* Digital Thermal Sensor */
145 #define CPUID_DSPM_IDA 0x00000002 /* Intel Dynamic Acceleration */
146 #define CPUID_DSPM_ARAT 0x00000004 /* Always Running APIC Timer */
147 #define CPUID_DSPM_PLN 0x00000010 /* Power Limit Notification */
148 #define CPUID_DSPM_CME 0x00000020 /* Clock Modulation Extension */
149 #define CPUID_DSPM_PLTM 0x00000040 /* Package Level Thermal Management */
150
151 #define CPUID_DSPM_FLAGS "\20" \
152 "\1" "DTS" "\2" "IDA" "\3" "ARAT" \
153 "\5" "PLN" "\6" "CME" "\7" "PLTM"
154
155 /*
156 * Intel Digital Thermal Sensor and
157 * Power Management, Fn0000_0006 - %ecx.
158 */
159 #define CPUID_DSPM_HWF 0x00000001 /* MSR_APERF/MSR_MPERF available */
160
161 #define CPUID_DSPM_FLAGS1 "\20" "\1" "HWF"
162
163 /* Intel Fn80000001 extended features - %edx */
164 #define CPUID_SYSCALL 0x00000800 /* SYSCALL/SYSRET */
165 #define CPUID_XD 0x00100000 /* Execute Disable (like CPUID_NOX) */
166 #define CPUID_P1GB 0x04000000 /* 1GB Large Page Support */
167 #define CPUID_RDTSCP 0x08000000 /* Read TSC Pair Instruction */
168 #define CPUID_EM64T 0x20000000 /* Intel EM64T */
169
170 #define CPUID_INTEL_EXT_FLAGS "\20" \
171 "\14" "SYSCALL/SYSRET" "\25" "XD" "\33" "P1GB" \
172 "\34" "RDTSCP" "\36" "EM64T"
173
174 /* Intel Fn80000001 extended features - %ecx */
175 #define CPUID_LAHF 0x00000001 /* LAHF/SAHF in IA-32e mode, 64bit sub*/
176
177 #define CPUID_INTEL_FLAGS4 "\20" \
178 "\1" "LAHF" "\02" "B01" "\03" "B02"
179
180
181 /* AMD/VIA Fn80000001 extended features - %edx */
182 /* CPUID_SYSCALL SYSCALL/SYSRET */
183 #define CPUID_MPC 0x00080000 /* Multiprocessing Capable */
184 #define CPUID_NOX 0x00100000 /* No Execute Page Protection */
185 #define CPUID_MMXX 0x00400000 /* AMD MMX Extensions */
186 #define CPUID_FFXSR 0x02000000 /* FXSAVE/FXSTOR Extensions */
187 /* CPUID_P1GB 1GB Large Page Support */
188 /* CPUID_RDTSCP Read TSC Pair Instruction */
189 /* CPUID_EM64T Long mode */
190 #define CPUID_3DNOW2 0x40000000 /* 3DNow! Instruction Extension */
191 #define CPUID_3DNOW 0x80000000 /* 3DNow! Instructions */
192
193 #define CPUID_EXT_FLAGS "\20" \
194 "\14" "SYSCALL/SYSRET" "\24" "MPC" "\25" "NOX" \
195 "\27" "MXX" "\32" "FFXSR" "\33" "P1GB" "\34" "RDTSCP" \
196 "\36" "LONG" "\37" "3DNOW2" "\40" "3DNOW"
197
198 /* AMD Fn80000001 extended features - %ecx */
199 /* CPUID_LAHF LAHF/SAHF instruction */
200 #define CPUID_CMPLEGACY 0x00000002 /* Compare Legacy */
201 #define CPUID_SVM 0x00000004 /* Secure Virtual Machine */
202 #define CPUID_EAPIC 0x00000008 /* Extended APIC space */
203 #define CPUID_ALTMOVCR0 0x00000010 /* Lock Mov Cr0 */
204 #define CPUID_LZCNT 0x00000020 /* LZCNT instruction */
205 #define CPUID_SSE4A 0x00000040 /* SSE4A instruction set */
206 #define CPUID_MISALIGNSSE 0x00000080 /* Misaligned SSE */
207 #define CPUID_3DNOWPF 0x00000100 /* 3DNow Prefetch */
208 #define CPUID_OSVW 0x00000200 /* OS visible workarounds */
209 #define CPUID_IBS 0x00000400 /* Instruction Based Sampling */
210 #define CPUID_XOP 0x00000800 /* XOP instruction set */
211 #define CPUID_SKINIT 0x00001000 /* SKINIT */
212 #define CPUID_WDT 0x00002000 /* watchdog timer support */
213 #define CPUID_LWP 0x00008000 /* Light Weight Profiling */
214 #define CPUID_FMA4 0x00010000 /* FMA4 instructions */
215 #define CPUID_NODEID 0x00080000 /* NodeID MSR available*/
216 #define CPUID_TBM 0x00200000 /* TBM instructions */
217 #define CPUID_TOPOEXT 0x00400000 /* cpuid Topology Extension */
218
219 #define CPUID_AMD_FLAGS4 "\20" \
220 "\1" "LAHF" "\2" "CMPLEGACY" "\3" "SVM" "\4" "EAPIC" \
221 "\5" "ALTMOVCR0" "\6" "LZCNT" "\7" "SSE4A" "\10" "MISALIGNSSE" \
222 "\11" "3DNOWPREFETCH" \
223 "\12" "OSVW" "\13" "IBS" "\14" "XOP" \
224 "\15" "SKINIT" "\16" "WDT" "\17" "B14" "\20" "LWP" \
225 "\21" "FMA4" "\22" "B17" "\23" "B18" "\24" "NodeID" \
226 "\25" "B20" "\26" "TBM" "\27" "TopoExt" "\30" "B23" \
227 "\31" "B24" "\32" "B25" "\33" "B26" "\34" "B27" \
228 "\35" "B28" "\36" "B29" "\37" "B30" "\40" "B31"
229
230 /* AMD Fn8000000a %edx features (SVM features) */
231 #define CPUID_AMD_SVM_NP 0x00000001
232 #define CPUID_AMD_SVM_LbrVirt 0x00000002
233 #define CPUID_AMD_SVM_SVML 0x00000004
234 #define CPUID_AMD_SVM_NRIPS 0x00000008
235 #define CPUID_AMD_SVM_TSCRateCtrl 0x00000010
236 #define CPUID_AMD_SVM_VMCBCleanBits 0x00000020
237 #define CPUID_AMD_SVM_FlushByASID 0x00000040
238 #define CPUID_AMD_SVM_DecodeAssist 0x00000080
239 #define CPUID_AMD_SVM_PauseFilter 0x00000400
240 #define CPUID_AMD_SVM_FLAGS "\20" \
241 "\1" "NP" "\2" "LbrVirt" "\3" "SVML" "\4" "NRIPS" \
242 "\5" "TSCRate" "\6" "VMCBCleanBits" \
243 "\7" "FlushByASID" "\10" "DecodeAssist" \
244 "\11" "B08" "\12" "B09" "\13" "PauseFilter" "\14" "B11" \
245 "\15" "B12" "\16" "B13" "\17" "B17" "\20" "B18" \
246 "\21" "B19"
247
248 /*
249 * AMD Advanced Power Management
250 * CPUID Fn8000_0007 %edx
251 */
252 #define CPUID_APM_TS 0x00000001 /* Temperature Sensor */
253 #define CPUID_APM_FID 0x00000002 /* Frequency ID control */
254 #define CPUID_APM_VID 0x00000004 /* Voltage ID control */
255 #define CPUID_APM_TTP 0x00000008 /* THERMTRIP (PCI F3xE4 register) */
256 #define CPUID_APM_HTC 0x00000010 /* Hardware thermal control (HTC) */
257 #define CPUID_APM_STC 0x00000020 /* Software thermal control (STC) */
258 #define CPUID_APM_100 0x00000040 /* 100MHz multiplier control */
259 #define CPUID_APM_HWP 0x00000080 /* HW P-State control */
260 #define CPUID_APM_TSC 0x00000100 /* TSC invariant */
261 #define CPUID_APM_CPB 0x00000200 /* Core performance boost */
262 #define CPUID_APM_EFF 0x00000400 /* Effective Frequency (read-only) */
263
264 #define CPUID_APM_FLAGS "\20" \
265 "\1" "TS" "\2" "FID" "\3" "VID" "\4" "TTP" \
266 "\5" "HTC" "\6" "STC" "\7" "100" "\10" "HWP" \
267 "\11" "TSC" "\12" "CPB" "\13" "EffFreq" "\14" "B11" \
268 "\15" "B12"
269
270 /*
271 * Centaur Extended Feature flags
272 */
273 #define CPUID_VIA_HAS_RNG 0x00000004 /* Random number generator */
274 #define CPUID_VIA_DO_RNG 0x00000008
275 #define CPUID_VIA_HAS_ACE 0x00000040 /* AES Encryption */
276 #define CPUID_VIA_DO_ACE 0x00000080
277 #define CPUID_VIA_HAS_ACE2 0x00000100 /* AES+CTR instructions */
278 #define CPUID_VIA_DO_ACE2 0x00000200
279 #define CPUID_VIA_HAS_PHE 0x00000400 /* SHA1+SHA256 HMAC */
280 #define CPUID_VIA_DO_PHE 0x00000800
281 #define CPUID_VIA_HAS_PMM 0x00001000 /* RSA Instructions */
282 #define CPUID_VIA_DO_PMM 0x00002000
283
284 #define CPUID_FLAGS_PADLOCK "\20" \
285 "\3" "RNG" "\7" "AES" "\11" "AES/CTR" "\13" "SHA1/SHA256" \
286 "\15" "RSA"
287
288 /*
289 * CPUID "features" bits in Fn00000001 %ecx
290 */
291
292 #define CPUID2_SSE3 0x00000001 /* Streaming SIMD Extensions 3 */
293 #define CPUID2_PCLMUL 0x00000002 /* PCLMULQDQ instructions */
294 #define CPUID2_DTES64 0x00000004 /* 64-bit Debug Trace */
295 #define CPUID2_MONITOR 0x00000008 /* MONITOR/MWAIT instructions */
296 #define CPUID2_DS_CPL 0x00000010 /* CPL Qualified Debug Store */
297 #define CPUID2_VMX 0x00000020 /* Virtual Machine Extensions */
298 #define CPUID2_SMX 0x00000040 /* Safer Mode Extensions */
299 #define CPUID2_EST 0x00000080 /* Enhanced SpeedStep Technology */
300 #define CPUID2_TM2 0x00000100 /* Thermal Monitor 2 */
301 #define CPUID2_SSSE3 0x00000200 /* Supplemental SSE3 */
302 #define CPUID2_CID 0x00000400 /* Context ID */
303 /* bit 11 unused 0x00000800 */
304 #define CPUID2_FMA 0x00001000 /* has Fused Multiply Add */
305 #define CPUID2_CX16 0x00002000 /* has CMPXCHG16B instruction */
306 #define CPUID2_xTPR 0x00004000 /* Task Priority Messages disabled? */
307 #define CPUID2_PDCM 0x00008000 /* Perf/Debug Capability MSR */
308 /* bit 16 unused 0x00010000 */
309 #define CPUID2_PCID 0x00020000 /* Process Context ID */
310 #define CPUID2_DCA 0x00040000 /* Direct Cache Access */
311 #define CPUID2_SSE41 0x00080000 /* Streaming SIMD Extensions 4.1 */
312 #define CPUID2_SSE42 0x00100000 /* Streaming SIMD Extensions 4.2 */
313 #define CPUID2_X2APIC 0x00200000 /* xAPIC Extensions */
314 #define CPUID2_MOVBE 0x00400000 /* MOVBE (move after byteswap) */
315 #define CPUID2_POPCNT 0x00800000 /* popcount instruction available */
316 #define CPUID2_DEADLINE 0x01000000 /* APIC Timer supports TSC Deadline */
317 #define CPUID2_AES 0x02000000 /* AES instructions */
318 #define CPUID2_XSAVE 0x04000000 /* XSAVE instructions */
319 #define CPUID2_OSXSAVE 0x08000000 /* XGETBV/XSETBV instructions */
320 #define CPUID2_AVX 0x10000000 /* AVX instructions */
321 #define CPUID2_F16C 0x20000000 /* half precision conversion */
322 #define CPUID2_RDRAND 0x40000000 /* RDRAND (hardware random number) */
323 #define CPUID2_RAZ 0x80000000 /* RAZ. Indicates guest state. */
324
325 #define CPUID2_FLAGS1 "\20" \
326 "\1" "SSE3" "\2" "PCLMULQDQ" "\3" "DTES64" "\4" "MONITOR" \
327 "\5" "DS-CPL" "\6" "VMX" "\7" "SMX" "\10" "EST" \
328 "\11" "TM2" "\12" "SSSE3" "\13" "CID" "\14" "B11" \
329 "\15" "FMA" "\16" "CX16" "\17" "xTPR" "\20" "PDCM" \
330 "\21" "B16" "\22" "PCID" "\23" "DCA" "\24" "SSE41" \
331 "\25" "SSE42" "\26" "X2APIC" "\27" "MOVBE" "\30" "POPCNT" \
332 "\31" "DEADLINE" "\32" "AES" "\33" "XSAVE" "\34" "OSXSAVE" \
333 "\35" "AVX" "\36" "F16C" "\37" "RDRAND" "\40" "RAZ"
334
335 #define CPUID2FAMILY(cpuid) (((cpuid) >> 8) & 0xf)
336 #define CPUID2MODEL(cpuid) (((cpuid) >> 4) & 0xf)
337 #define CPUID2STEPPING(cpuid) ((cpuid) & 0xf)
338
339 /* Extended family and model are defined on amd64 processors */
340 #define CPUID2EXTFAMILY(cpuid) (((cpuid) >> 20) & 0xff)
341 #define CPUID2EXTMODEL(cpuid) (((cpuid) >> 16) & 0xf)
342
343 /* Blacklists of CPUID flags - used to mask certain features */
344 #ifdef XEN
345 /* Not on Xen */
346 #define CPUID_FEAT_BLACKLIST (CPUID_PGE|CPUID_PSE|CPUID_MTRR)
347 #else
348 #define CPUID_FEAT_BLACKLIST 0
349 #endif /* XEN */
350
351 /*
352 * Extended Control Register XCR0
353 */
354 #define XCR0_X87 0x00000001 /* x87 FPU/MMX state */
355 #define XCR0_SSE 0x00000002 /* SSE state */
356 #define XCR0_AVX 0x00000004 /* AVX state (ymmn registers) */
357
358 #define XCR0_FLAGS1 "\20" \
359 "\1" "x87" "\2" "SSE" "\3" "AVX" "\4" "B03"
360
361 /*
362 * Model-specific registers for the i386 family
363 */
364 #define MSR_P5_MC_ADDR 0x000 /* P5 only */
365 #define MSR_P5_MC_TYPE 0x001 /* P5 only */
366 #define MSR_TSC 0x010
367 #define MSR_CESR 0x011 /* P5 only (trap on P6) */
368 #define MSR_CTR0 0x012 /* P5 only (trap on P6) */
369 #define MSR_CTR1 0x013 /* P5 only (trap on P6) */
370 #define MSR_APICBASE 0x01b
371 #define MSR_EBL_CR_POWERON 0x02a
372 #define MSR_EBC_FREQUENCY_ID 0x02c /* PIV only */
373 #define MSR_TEST_CTL 0x033
374 #define MSR_BIOS_UPDT_TRIG 0x079
375 #define MSR_BBL_CR_D0 0x088 /* PII+ only */
376 #define MSR_BBL_CR_D1 0x089 /* PII+ only */
377 #define MSR_BBL_CR_D2 0x08a /* PII+ only */
378 #define MSR_BIOS_SIGN 0x08b
379 #define MSR_PERFCTR0 0x0c1
380 #define MSR_PERFCTR1 0x0c2
381 #define MSR_FSB_FREQ 0x0cd /* Core Duo/Solo only */
382 #define MSR_MPERF 0x0e7
383 #define MSR_APERF 0x0e8
384 #define MSR_IA32_EXT_CONFIG 0x0ee /* Undocumented. Core Solo/Duo only */
385 #define MSR_MTRRcap 0x0fe
386 #define MSR_BBL_CR_ADDR 0x116 /* PII+ only */
387 #define MSR_BBL_CR_DECC 0x118 /* PII+ only */
388 #define MSR_BBL_CR_CTL 0x119 /* PII+ only */
389 #define MSR_BBL_CR_TRIG 0x11a /* PII+ only */
390 #define MSR_BBL_CR_BUSY 0x11b /* PII+ only */
391 #define MSR_BBL_CR_CTR3 0x11e /* PII+ only */
392 #define MSR_SYSENTER_CS 0x174 /* PII+ only */
393 #define MSR_SYSENTER_ESP 0x175 /* PII+ only */
394 #define MSR_SYSENTER_EIP 0x176 /* PII+ only */
395 #define MSR_MCG_CAP 0x179
396 #define MSR_MCG_STATUS 0x17a
397 #define MSR_MCG_CTL 0x17b
398 #define MSR_EVNTSEL0 0x186
399 #define MSR_EVNTSEL1 0x187
400 #define MSR_PERF_STATUS 0x198 /* Pentium M */
401 #define MSR_PERF_CTL 0x199 /* Pentium M */
402 #define MSR_THERM_CONTROL 0x19a
403 #define MSR_THERM_INTERRUPT 0x19b
404 #define MSR_THERM_STATUS 0x19c
405 #define MSR_THERM2_CTL 0x19d /* Pentium M */
406 #define MSR_MISC_ENABLE 0x1a0
407 #define MSR_TEMPERATURE_TARGET 0x1a2
408 #define MSR_DEBUGCTLMSR 0x1d9
409 #define MSR_LASTBRANCHFROMIP 0x1db
410 #define MSR_LASTBRANCHTOIP 0x1dc
411 #define MSR_LASTINTFROMIP 0x1dd
412 #define MSR_LASTINTTOIP 0x1de
413 #define MSR_ROB_CR_BKUPTMPDR6 0x1e0
414 #define MSR_MTRRphysBase0 0x200
415 #define MSR_MTRRphysMask0 0x201
416 #define MSR_MTRRphysBase1 0x202
417 #define MSR_MTRRphysMask1 0x203
418 #define MSR_MTRRphysBase2 0x204
419 #define MSR_MTRRphysMask2 0x205
420 #define MSR_MTRRphysBase3 0x206
421 #define MSR_MTRRphysMask3 0x207
422 #define MSR_MTRRphysBase4 0x208
423 #define MSR_MTRRphysMask4 0x209
424 #define MSR_MTRRphysBase5 0x20a
425 #define MSR_MTRRphysMask5 0x20b
426 #define MSR_MTRRphysBase6 0x20c
427 #define MSR_MTRRphysMask6 0x20d
428 #define MSR_MTRRphysBase7 0x20e
429 #define MSR_MTRRphysMask7 0x20f
430 #define MSR_MTRRphysBase8 0x210
431 #define MSR_MTRRphysMask8 0x211
432 #define MSR_MTRRphysBase9 0x212
433 #define MSR_MTRRphysMask9 0x213
434 #define MSR_MTRRphysBase10 0x214
435 #define MSR_MTRRphysMask10 0x215
436 #define MSR_MTRRphysBase11 0x216
437 #define MSR_MTRRphysMask11 0x217
438 #define MSR_MTRRphysBase12 0x218
439 #define MSR_MTRRphysMask12 0x219
440 #define MSR_MTRRphysBase13 0x21a
441 #define MSR_MTRRphysMask13 0x21b
442 #define MSR_MTRRphysBase14 0x21c
443 #define MSR_MTRRphysMask14 0x21d
444 #define MSR_MTRRphysBase15 0x21e
445 #define MSR_MTRRphysMask15 0x21f
446 #define MSR_MTRRfix64K_00000 0x250
447 #define MSR_MTRRfix16K_80000 0x258
448 #define MSR_MTRRfix16K_A0000 0x259
449 #define MSR_MTRRfix4K_C0000 0x268
450 #define MSR_MTRRfix4K_C8000 0x269
451 #define MSR_MTRRfix4K_D0000 0x26a
452 #define MSR_MTRRfix4K_D8000 0x26b
453 #define MSR_MTRRfix4K_E0000 0x26c
454 #define MSR_MTRRfix4K_E8000 0x26d
455 #define MSR_MTRRfix4K_F0000 0x26e
456 #define MSR_MTRRfix4K_F8000 0x26f
457 #define MSR_CR_PAT 0x277
458 #define MSR_MTRRdefType 0x2ff
459 #define MSR_MC0_CTL 0x400
460 #define MSR_MC0_STATUS 0x401
461 #define MSR_MC0_ADDR 0x402
462 #define MSR_MC0_MISC 0x403
463 #define MSR_MC1_CTL 0x404
464 #define MSR_MC1_STATUS 0x405
465 #define MSR_MC1_ADDR 0x406
466 #define MSR_MC1_MISC 0x407
467 #define MSR_MC2_CTL 0x408
468 #define MSR_MC2_STATUS 0x409
469 #define MSR_MC2_ADDR 0x40a
470 #define MSR_MC2_MISC 0x40b
471 #define MSR_MC4_CTL 0x40c
472 #define MSR_MC4_STATUS 0x40d
473 #define MSR_MC4_ADDR 0x40e
474 #define MSR_MC4_MISC 0x40f
475 #define MSR_MC3_CTL 0x410
476 #define MSR_MC3_STATUS 0x411
477 #define MSR_MC3_ADDR 0x412
478 #define MSR_MC3_MISC 0x413
479 /* 0x480 - 0x490 VMX */
480
481 /*
482 * VIA "Nehemiah" MSRs
483 */
484 #define MSR_VIA_RNG 0x0000110b
485 #define MSR_VIA_RNG_ENABLE 0x00000040
486 #define MSR_VIA_RNG_NOISE_MASK 0x00000300
487 #define MSR_VIA_RNG_NOISE_A 0x00000000
488 #define MSR_VIA_RNG_NOISE_B 0x00000100
489 #define MSR_VIA_RNG_2NOISE 0x00000300
490 #define MSR_VIA_ACE 0x00001107
491 #define MSR_VIA_ACE_ENABLE 0x10000000
492
493 /*
494 * VIA "Eden" MSRs
495 */
496 #define MSR_VIA_FCR MSR_VIA_ACE
497
498 /*
499 * AMD K6/K7 MSRs.
500 */
501 #define MSR_K6_UWCCR 0xc0000085
502 #define MSR_K7_EVNTSEL0 0xc0010000
503 #define MSR_K7_EVNTSEL1 0xc0010001
504 #define MSR_K7_EVNTSEL2 0xc0010002
505 #define MSR_K7_EVNTSEL3 0xc0010003
506 #define MSR_K7_PERFCTR0 0xc0010004
507 #define MSR_K7_PERFCTR1 0xc0010005
508 #define MSR_K7_PERFCTR2 0xc0010006
509 #define MSR_K7_PERFCTR3 0xc0010007
510
511 /*
512 * AMD K8 (Opteron) MSRs.
513 */
514 #define MSR_SYSCFG 0xc0000010
515
516 #define MSR_EFER 0xc0000080 /* Extended feature enable */
517 #define EFER_SCE 0x00000001 /* SYSCALL extension */
518 #define EFER_LME 0x00000100 /* Long Mode Active */
519 #define EFER_LMA 0x00000400 /* Long Mode Enabled */
520 #define EFER_NXE 0x00000800 /* No-Execute Enabled */
521
522 #define MSR_STAR 0xc0000081 /* 32 bit syscall gate addr */
523 #define MSR_LSTAR 0xc0000082 /* 64 bit syscall gate addr */
524 #define MSR_CSTAR 0xc0000083 /* compat syscall gate addr */
525 #define MSR_SFMASK 0xc0000084 /* flags to clear on syscall */
526
527 #define MSR_FSBASE 0xc0000100 /* 64bit offset for fs: */
528 #define MSR_GSBASE 0xc0000101 /* 64bit offset for gs: */
529 #define MSR_KERNELGSBASE 0xc0000102 /* storage for swapgs ins */
530
531 #define MSR_VMCR 0xc0010114 /* Virtual Machine Control Register */
532 #define VMCR_DPD 0x00000001 /* Debug port disable */
533 #define VMCR_RINIT 0x00000002 /* intercept init */
534 #define VMCR_DISA20 0x00000004 /* Disable A20 masking */
535 #define VMCR_LOCK 0x00000008 /* SVM Lock */
536 #define VMCR_SVMED 0x00000010 /* SVME Disable */
537 #define MSR_SVMLOCK 0xc0010118 /* SVM Lock key */
538
539 /*
540 * These require a 'passcode' for access. See cpufunc.h.
541 */
542 #define MSR_HWCR 0xc0010015
543 #define HWCR_TLBCACHEDIS 0x00000008
544 #define HWCR_FFDIS 0x00000040
545
546 #define MSR_NB_CFG 0xc001001f
547 #define NB_CFG_DISIOREQLOCK 0x0000000000000008ULL
548 #define NB_CFG_DISDATMSK 0x0000001000000000ULL
549 #define NB_CFG_INITAPICCPUIDLO (1ULL << 54)
550
551 #define MSR_LS_CFG 0xc0011020
552 #define LS_CFG_DIS_LS2_SQUISH 0x02000000
553
554 #define MSR_IC_CFG 0xc0011021
555 #define IC_CFG_DIS_SEQ_PREFETCH 0x00000800
556
557 #define MSR_DC_CFG 0xc0011022
558 #define DC_CFG_DIS_CNV_WC_SSO 0x00000008
559 #define DC_CFG_DIS_SMC_CHK_BUF 0x00000400
560 #define DC_CFG_ERRATA_261 0x01000000
561
562 #define MSR_BU_CFG 0xc0011023
563 #define BU_CFG_ERRATA_298 0x0000000000000002ULL
564 #define BU_CFG_ERRATA_254 0x0000000000200000ULL
565 #define BU_CFG_ERRATA_309 0x0000000000800000ULL
566 #define BU_CFG_THRL2IDXCMPDIS 0x0000080000000000ULL
567 #define BU_CFG_WBPFSMCCHKDIS 0x0000200000000000ULL
568 #define BU_CFG_WBENHWSBDIS 0x0001000000000000ULL
569
570 #define MSR_DE_CFG 0xc0011029
571 #define DE_CFG_ERRATA_721 0x00000001
572
573 /* AMD Family10h MSRs */
574 #define MSR_OSVW_ID_LENGTH 0xc0010140
575 #define MSR_OSVW_STATUS 0xc0010141
576 #define MSR_UCODE_AMD_PATCHLEVEL 0x0000008b
577 #define MSR_UCODE_AMD_PATCHLOADER 0xc0010020
578
579 /* X86 MSRs */
580 #define MSR_RDTSCP_AUX 0xc0000103
581
582 /*
583 * Constants related to MTRRs
584 */
585 #define MTRR_N64K 8 /* numbers of fixed-size entries */
586 #define MTRR_N16K 16
587 #define MTRR_N4K 64
588
589 /*
590 * the following four 3-byte registers control the non-cacheable regions.
591 * These registers must be written as three separate bytes.
592 *
593 * NCRx+0: A31-A24 of starting address
594 * NCRx+1: A23-A16 of starting address
595 * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx.
596 *
597 * The non-cacheable region's starting address must be aligned to the
598 * size indicated by the NCR_SIZE_xx field.
599 */
600 #define NCR1 0xc4
601 #define NCR2 0xc7
602 #define NCR3 0xca
603 #define NCR4 0xcd
604
605 #define NCR_SIZE_0K 0
606 #define NCR_SIZE_4K 1
607 #define NCR_SIZE_8K 2
608 #define NCR_SIZE_16K 3
609 #define NCR_SIZE_32K 4
610 #define NCR_SIZE_64K 5
611 #define NCR_SIZE_128K 6
612 #define NCR_SIZE_256K 7
613 #define NCR_SIZE_512K 8
614 #define NCR_SIZE_1M 9
615 #define NCR_SIZE_2M 10
616 #define NCR_SIZE_4M 11
617 #define NCR_SIZE_8M 12
618 #define NCR_SIZE_16M 13
619 #define NCR_SIZE_32M 14
620 #define NCR_SIZE_4G 15
621
622 /*
623 * Performance monitor events.
624 *
625 * Note that 586-class and 686-class CPUs have different performance
626 * monitors available, and they are accessed differently:
627 *
628 * 686-class: `rdpmc' instruction
629 * 586-class: `rdmsr' instruction, CESR MSR
630 *
631 * The descriptions of these events are too lenghy to include here.
632 * See Appendix A of "Intel Architecture Software Developer's
633 * Manual, Volume 3: System Programming" for more information.
634 */
635
636 /*
637 * 586-class CESR MSR format. Lower 16 bits is CTR0, upper 16 bits
638 * is CTR1.
639 */
640
641 #define PMC5_CESR_EVENT 0x003f
642 #define PMC5_CESR_OS 0x0040
643 #define PMC5_CESR_USR 0x0080
644 #define PMC5_CESR_E 0x0100
645 #define PMC5_CESR_P 0x0200
646
647 #define PMC5_DATA_READ 0x00
648 #define PMC5_DATA_WRITE 0x01
649 #define PMC5_DATA_TLB_MISS 0x02
650 #define PMC5_DATA_READ_MISS 0x03
651 #define PMC5_DATA_WRITE_MISS 0x04
652 #define PMC5_WRITE_M_E 0x05
653 #define PMC5_DATA_LINES_WBACK 0x06
654 #define PMC5_DATA_CACHE_SNOOP 0x07
655 #define PMC5_DATA_CACHE_SNOOP_HIT 0x08
656 #define PMC5_MEM_ACCESS_BOTH_PIPES 0x09
657 #define PMC5_BANK_CONFLICTS 0x0a
658 #define PMC5_MISALIGNED_DATA 0x0b
659 #define PMC5_INST_READ 0x0c
660 #define PMC5_INST_TLB_MISS 0x0d
661 #define PMC5_INST_CACHE_MISS 0x0e
662 #define PMC5_SEGMENT_REG_LOAD 0x0f
663 #define PMC5_BRANCHES 0x12
664 #define PMC5_BTB_HITS 0x13
665 #define PMC5_BRANCH_TAKEN 0x14
666 #define PMC5_PIPELINE_FLUSH 0x15
667 #define PMC5_INST_EXECUTED 0x16
668 #define PMC5_INST_EXECUTED_V_PIPE 0x17
669 #define PMC5_BUS_UTILIZATION 0x18
670 #define PMC5_WRITE_BACKUP_STALL 0x19
671 #define PMC5_DATA_READ_STALL 0x1a
672 #define PMC5_WRITE_E_M_STALL 0x1b
673 #define PMC5_LOCKED_BUS 0x1c
674 #define PMC5_IO_CYCLE 0x1d
675 #define PMC5_NONCACHE_MEM_READ 0x1e
676 #define PMC5_AGI_STALL 0x1f
677 #define PMC5_FLOPS 0x22
678 #define PMC5_BP0_MATCH 0x23
679 #define PMC5_BP1_MATCH 0x24
680 #define PMC5_BP2_MATCH 0x25
681 #define PMC5_BP3_MATCH 0x26
682 #define PMC5_HARDWARE_INTR 0x27
683 #define PMC5_DATA_RW 0x28
684 #define PMC5_DATA_RW_MISS 0x29
685
686 /*
687 * 686-class Event Selector MSR format.
688 */
689
690 #define PMC6_EVTSEL_EVENT 0x000000ff
691 #define PMC6_EVTSEL_UNIT 0x0000ff00
692 #define PMC6_EVTSEL_UNIT_SHIFT 8
693 #define PMC6_EVTSEL_USR (1 << 16)
694 #define PMC6_EVTSEL_OS (1 << 17)
695 #define PMC6_EVTSEL_E (1 << 18)
696 #define PMC6_EVTSEL_PC (1 << 19)
697 #define PMC6_EVTSEL_INT (1 << 20)
698 #define PMC6_EVTSEL_EN (1 << 22) /* PerfEvtSel0 only */
699 #define PMC6_EVTSEL_INV (1 << 23)
700 #define PMC6_EVTSEL_COUNTER_MASK 0xff000000
701 #define PMC6_EVTSEL_COUNTER_MASK_SHIFT 24
702
703 /* Data Cache Unit */
704 #define PMC6_DATA_MEM_REFS 0x43
705 #define PMC6_DCU_LINES_IN 0x45
706 #define PMC6_DCU_M_LINES_IN 0x46
707 #define PMC6_DCU_M_LINES_OUT 0x47
708 #define PMC6_DCU_MISS_OUTSTANDING 0x48
709
710 /* Instruction Fetch Unit */
711 #define PMC6_IFU_IFETCH 0x80
712 #define PMC6_IFU_IFETCH_MISS 0x81
713 #define PMC6_ITLB_MISS 0x85
714 #define PMC6_IFU_MEM_STALL 0x86
715 #define PMC6_ILD_STALL 0x87
716
717 /* L2 Cache */
718 #define PMC6_L2_IFETCH 0x28
719 #define PMC6_L2_LD 0x29
720 #define PMC6_L2_ST 0x2a
721 #define PMC6_L2_LINES_IN 0x24
722 #define PMC6_L2_LINES_OUT 0x26
723 #define PMC6_L2_M_LINES_INM 0x25
724 #define PMC6_L2_M_LINES_OUTM 0x27
725 #define PMC6_L2_RQSTS 0x2e
726 #define PMC6_L2_ADS 0x21
727 #define PMC6_L2_DBUS_BUSY 0x22
728 #define PMC6_L2_DBUS_BUSY_RD 0x23
729
730 /* External Bus Logic */
731 #define PMC6_BUS_DRDY_CLOCKS 0x62
732 #define PMC6_BUS_LOCK_CLOCKS 0x63
733 #define PMC6_BUS_REQ_OUTSTANDING 0x60
734 #define PMC6_BUS_TRAN_BRD 0x65
735 #define PMC6_BUS_TRAN_RFO 0x66
736 #define PMC6_BUS_TRANS_WB 0x67
737 #define PMC6_BUS_TRAN_IFETCH 0x68
738 #define PMC6_BUS_TRAN_INVAL 0x69
739 #define PMC6_BUS_TRAN_PWR 0x6a
740 #define PMC6_BUS_TRANS_P 0x6b
741 #define PMC6_BUS_TRANS_IO 0x6c
742 #define PMC6_BUS_TRAN_DEF 0x6d
743 #define PMC6_BUS_TRAN_BURST 0x6e
744 #define PMC6_BUS_TRAN_ANY 0x70
745 #define PMC6_BUS_TRAN_MEM 0x6f
746 #define PMC6_BUS_DATA_RCV 0x64
747 #define PMC6_BUS_BNR_DRV 0x61
748 #define PMC6_BUS_HIT_DRV 0x7a
749 #define PMC6_BUS_HITM_DRDV 0x7b
750 #define PMC6_BUS_SNOOP_STALL 0x7e
751
752 /* Floating Point Unit */
753 #define PMC6_FLOPS 0xc1
754 #define PMC6_FP_COMP_OPS_EXE 0x10
755 #define PMC6_FP_ASSIST 0x11
756 #define PMC6_MUL 0x12
757 #define PMC6_DIV 0x12
758 #define PMC6_CYCLES_DIV_BUSY 0x14
759
760 /* Memory Ordering */
761 #define PMC6_LD_BLOCKS 0x03
762 #define PMC6_SB_DRAINS 0x04
763 #define PMC6_MISALIGN_MEM_REF 0x05
764 #define PMC6_EMON_KNI_PREF_DISPATCHED 0x07 /* P-III only */
765 #define PMC6_EMON_KNI_PREF_MISS 0x4b /* P-III only */
766
767 /* Instruction Decoding and Retirement */
768 #define PMC6_INST_RETIRED 0xc0
769 #define PMC6_UOPS_RETIRED 0xc2
770 #define PMC6_INST_DECODED 0xd0
771 #define PMC6_EMON_KNI_INST_RETIRED 0xd8
772 #define PMC6_EMON_KNI_COMP_INST_RET 0xd9
773
774 /* Interrupts */
775 #define PMC6_HW_INT_RX 0xc8
776 #define PMC6_CYCLES_INT_MASKED 0xc6
777 #define PMC6_CYCLES_INT_PENDING_AND_MASKED 0xc7
778
779 /* Branches */
780 #define PMC6_BR_INST_RETIRED 0xc4
781 #define PMC6_BR_MISS_PRED_RETIRED 0xc5
782 #define PMC6_BR_TAKEN_RETIRED 0xc9
783 #define PMC6_BR_MISS_PRED_TAKEN_RET 0xca
784 #define PMC6_BR_INST_DECODED 0xe0
785 #define PMC6_BTB_MISSES 0xe2
786 #define PMC6_BR_BOGUS 0xe4
787 #define PMC6_BACLEARS 0xe6
788
789 /* Stalls */
790 #define PMC6_RESOURCE_STALLS 0xa2
791 #define PMC6_PARTIAL_RAT_STALLS 0xd2
792
793 /* Segment Register Loads */
794 #define PMC6_SEGMENT_REG_LOADS 0x06
795
796 /* Clocks */
797 #define PMC6_CPU_CLK_UNHALTED 0x79
798
799 /* MMX Unit */
800 #define PMC6_MMX_INSTR_EXEC 0xb0 /* Celeron, P-II, P-IIX only */
801 #define PMC6_MMX_SAT_INSTR_EXEC 0xb1 /* P-II and P-III only */
802 #define PMC6_MMX_UOPS_EXEC 0xb2 /* P-II and P-III only */
803 #define PMC6_MMX_INSTR_TYPE_EXEC 0xb3 /* P-II and P-III only */
804 #define PMC6_FP_MMX_TRANS 0xcc /* P-II and P-III only */
805 #define PMC6_MMX_ASSIST 0xcd /* P-II and P-III only */
806 #define PMC6_MMX_INSTR_RET 0xc3 /* P-II only */
807
808 /* Segment Register Renaming */
809 #define PMC6_SEG_RENAME_STALLS 0xd4 /* P-II and P-III only */
810 #define PMC6_SEG_REG_RENAMES 0xd5 /* P-II and P-III only */
811 #define PMC6_RET_SEG_RENAMES 0xd6 /* P-II and P-III only */
812
813 /*
814 * AMD K7 Event Selector MSR format.
815 */
816
817 #define K7_EVTSEL_EVENT 0x000000ff
818 #define K7_EVTSEL_UNIT 0x0000ff00
819 #define K7_EVTSEL_UNIT_SHIFT 8
820 #define K7_EVTSEL_USR (1 << 16)
821 #define K7_EVTSEL_OS (1 << 17)
822 #define K7_EVTSEL_E (1 << 18)
823 #define K7_EVTSEL_PC (1 << 19)
824 #define K7_EVTSEL_INT (1 << 20)
825 #define K7_EVTSEL_EN (1 << 22)
826 #define K7_EVTSEL_INV (1 << 23)
827 #define K7_EVTSEL_COUNTER_MASK 0xff000000
828 #define K7_EVTSEL_COUNTER_MASK_SHIFT 24
829
830 /* Segment Register Loads */
831 #define K7_SEGMENT_REG_LOADS 0x20
832
833 #define K7_STORES_TO_ACTIVE_INST_STREAM 0x21
834
835 /* Data Cache Unit */
836 #define K7_DATA_CACHE_ACCESS 0x40
837 #define K7_DATA_CACHE_MISS 0x41
838 #define K7_DATA_CACHE_REFILL 0x42
839 #define K7_DATA_CACHE_REFILL_SYSTEM 0x43
840 #define K7_DATA_CACHE_WBACK 0x44
841 #define K7_L2_DTLB_HIT 0x45
842 #define K7_L2_DTLB_MISS 0x46
843 #define K7_MISALIGNED_DATA_REF 0x47
844 #define K7_SYSTEM_REQUEST 0x64
845 #define K7_SYSTEM_REQUEST_TYPE 0x65
846
847 #define K7_SNOOP_HIT 0x73
848 #define K7_SINGLE_BIT_ECC_ERROR 0x74
849 #define K7_CACHE_LINE_INVAL 0x75
850 #define K7_CYCLES_PROCESSOR_IS_RUNNING 0x76
851 #define K7_L2_REQUEST 0x79
852 #define K7_L2_REQUEST_BUSY 0x7a
853
854 /* Instruction Fetch Unit */
855 #define K7_IFU_IFETCH 0x80
856 #define K7_IFU_IFETCH_MISS 0x81
857 #define K7_IFU_REFILL_FROM_L2 0x82
858 #define K7_IFU_REFILL_FROM_SYSTEM 0x83
859 #define K7_ITLB_L1_MISS 0x84
860 #define K7_ITLB_L2_MISS 0x85
861 #define K7_SNOOP_RESYNC 0x86
862 #define K7_IFU_STALL 0x87
863
864 #define K7_RETURN_STACK_HITS 0x88
865 #define K7_RETURN_STACK_OVERFLOW 0x89
866
867 /* Retired */
868 #define K7_RETIRED_INST 0xc0
869 #define K7_RETIRED_OPS 0xc1
870 #define K7_RETIRED_BRANCHES 0xc2
871 #define K7_RETIRED_BRANCH_MISPREDICTED 0xc3
872 #define K7_RETIRED_TAKEN_BRANCH 0xc4
873 #define K7_RETIRED_TAKEN_BRANCH_MISPREDICTED 0xc5
874 #define K7_RETIRED_FAR_CONTROL_TRANSFER 0xc6
875 #define K7_RETIRED_RESYNC_BRANCH 0xc7
876 #define K7_RETIRED_NEAR_RETURNS 0xc8
877 #define K7_RETIRED_NEAR_RETURNS_MISPREDICTED 0xc9
878 #define K7_RETIRED_INDIRECT_MISPREDICTED 0xca
879
880 /* Interrupts */
881 #define K7_CYCLES_INT_MASKED 0xcd
882 #define K7_CYCLES_INT_PENDING_AND_MASKED 0xce
883 #define K7_HW_INTR_RECV 0xcf
884
885 #define K7_INSTRUCTION_DECODER_EMPTY 0xd0
886 #define K7_DISPATCH_STALLS 0xd1
887 #define K7_BRANCH_ABORTS_TO_RETIRE 0xd2
888 #define K7_SERIALIZE 0xd3
889 #define K7_SEGMENT_LOAD_STALL 0xd4
890 #define K7_ICU_FULL 0xd5
891 #define K7_RESERVATION_STATIONS_FULL 0xd6
892 #define K7_FPU_FULL 0xd7
893 #define K7_LS_FULL 0xd8
894 #define K7_ALL_QUIET_STALL 0xd9
895 #define K7_FAR_TRANSFER_OR_RESYNC_BRANCH_PENDING 0xda
896
897 #define K7_BP0_MATCH 0xdc
898 #define K7_BP1_MATCH 0xdd
899 #define K7_BP2_MATCH 0xde
900 #define K7_BP3_MATCH 0xdf
901