xref: /openbmc/qemu/target/arm/tcg/cpu32.c (revision 72fa42cf)
1 /*
2  * QEMU ARM TCG-only CPUs.
3  *
4  * Copyright (c) 2012 SUSE LINUX Products GmbH
5  *
6  * This code is licensed under the GNU GPL v2 or later.
7  *
8  * SPDX-License-Identifier: GPL-2.0-or-later
9  */
10 
11 #include "qemu/osdep.h"
12 #include "cpu.h"
13 #include "hw/core/tcg-cpu-ops.h"
14 #include "internals.h"
15 #include "target/arm/idau.h"
16 #if !defined(CONFIG_USER_ONLY)
17 #include "hw/boards.h"
18 #endif
19 #include "cpregs.h"
20 
21 
22 /* Share AArch32 -cpu max features with AArch64. */
23 void aa32_max_features(ARMCPU *cpu)
24 {
25     uint32_t t;
26 
27     /* Add additional features supported by QEMU */
28     t = cpu->isar.id_isar5;
29     t = FIELD_DP32(t, ID_ISAR5, AES, 2);          /* FEAT_PMULL */
30     t = FIELD_DP32(t, ID_ISAR5, SHA1, 1);         /* FEAT_SHA1 */
31     t = FIELD_DP32(t, ID_ISAR5, SHA2, 1);         /* FEAT_SHA256 */
32     t = FIELD_DP32(t, ID_ISAR5, CRC32, 1);
33     t = FIELD_DP32(t, ID_ISAR5, RDM, 1);          /* FEAT_RDM */
34     t = FIELD_DP32(t, ID_ISAR5, VCMA, 1);         /* FEAT_FCMA */
35     cpu->isar.id_isar5 = t;
36 
37     t = cpu->isar.id_isar6;
38     t = FIELD_DP32(t, ID_ISAR6, JSCVT, 1);        /* FEAT_JSCVT */
39     t = FIELD_DP32(t, ID_ISAR6, DP, 1);           /* Feat_DotProd */
40     t = FIELD_DP32(t, ID_ISAR6, FHM, 1);          /* FEAT_FHM */
41     t = FIELD_DP32(t, ID_ISAR6, SB, 1);           /* FEAT_SB */
42     t = FIELD_DP32(t, ID_ISAR6, SPECRES, 1);      /* FEAT_SPECRES */
43     t = FIELD_DP32(t, ID_ISAR6, BF16, 1);         /* FEAT_AA32BF16 */
44     t = FIELD_DP32(t, ID_ISAR6, I8MM, 1);         /* FEAT_AA32I8MM */
45     cpu->isar.id_isar6 = t;
46 
47     t = cpu->isar.mvfr1;
48     t = FIELD_DP32(t, MVFR1, FPHP, 3);            /* FEAT_FP16 */
49     t = FIELD_DP32(t, MVFR1, SIMDHP, 2);          /* FEAT_FP16 */
50     cpu->isar.mvfr1 = t;
51 
52     t = cpu->isar.mvfr2;
53     t = FIELD_DP32(t, MVFR2, SIMDMISC, 3);        /* SIMD MaxNum */
54     t = FIELD_DP32(t, MVFR2, FPMISC, 4);          /* FP MaxNum */
55     cpu->isar.mvfr2 = t;
56 
57     t = cpu->isar.id_mmfr3;
58     t = FIELD_DP32(t, ID_MMFR3, PAN, 2);          /* FEAT_PAN2 */
59     cpu->isar.id_mmfr3 = t;
60 
61     t = cpu->isar.id_mmfr4;
62     t = FIELD_DP32(t, ID_MMFR4, HPDS, 2);         /* FEAT_HPDS2 */
63     t = FIELD_DP32(t, ID_MMFR4, AC2, 1);          /* ACTLR2, HACTLR2 */
64     t = FIELD_DP32(t, ID_MMFR4, CNP, 1);          /* FEAT_TTCNP */
65     t = FIELD_DP32(t, ID_MMFR4, XNX, 1);          /* FEAT_XNX */
66     t = FIELD_DP32(t, ID_MMFR4, EVT, 2);          /* FEAT_EVT */
67     cpu->isar.id_mmfr4 = t;
68 
69     t = cpu->isar.id_mmfr5;
70     t = FIELD_DP32(t, ID_MMFR5, ETS, 2);          /* FEAT_ETS2 */
71     cpu->isar.id_mmfr5 = t;
72 
73     t = cpu->isar.id_pfr0;
74     t = FIELD_DP32(t, ID_PFR0, CSV2, 2);          /* FEAT_CVS2 */
75     t = FIELD_DP32(t, ID_PFR0, DIT, 1);           /* FEAT_DIT */
76     t = FIELD_DP32(t, ID_PFR0, RAS, 1);           /* FEAT_RAS */
77     cpu->isar.id_pfr0 = t;
78 
79     t = cpu->isar.id_pfr2;
80     t = FIELD_DP32(t, ID_PFR2, CSV3, 1);          /* FEAT_CSV3 */
81     t = FIELD_DP32(t, ID_PFR2, SSBS, 1);          /* FEAT_SSBS */
82     cpu->isar.id_pfr2 = t;
83 
84     t = cpu->isar.id_dfr0;
85     t = FIELD_DP32(t, ID_DFR0, COPDBG, 9);        /* FEAT_Debugv8p4 */
86     t = FIELD_DP32(t, ID_DFR0, COPSDBG, 9);       /* FEAT_Debugv8p4 */
87     t = FIELD_DP32(t, ID_DFR0, PERFMON, 6);       /* FEAT_PMUv3p5 */
88     cpu->isar.id_dfr0 = t;
89 
90     t = cpu->isar.id_dfr1;
91     t = FIELD_DP32(t, ID_DFR1, HPMN0, 1);         /* FEAT_HPMN0 */
92     cpu->isar.id_dfr1 = t;
93 }
94 
95 /* CPU models. These are not needed for the AArch64 linux-user build. */
96 #if !defined(CONFIG_USER_ONLY) || !defined(TARGET_AARCH64)
97 
98 static void arm926_initfn(Object *obj)
99 {
100     ARMCPU *cpu = ARM_CPU(obj);
101 
102     cpu->dtb_compatible = "arm,arm926";
103     set_feature(&cpu->env, ARM_FEATURE_V5);
104     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
105     set_feature(&cpu->env, ARM_FEATURE_CACHE_TEST_CLEAN);
106     cpu->midr = 0x41069265;
107     cpu->reset_fpsid = 0x41011090;
108     cpu->ctr = 0x1dd20d2;
109     cpu->reset_sctlr = 0x00090078;
110 
111     /*
112      * ARMv5 does not have the ID_ISAR registers, but we can still
113      * set the field to indicate Jazelle support within QEMU.
114      */
115     cpu->isar.id_isar1 = FIELD_DP32(cpu->isar.id_isar1, ID_ISAR1, JAZELLE, 1);
116     /*
117      * Similarly, we need to set MVFR0 fields to enable vfp and short vector
118      * support even though ARMv5 doesn't have this register.
119      */
120     cpu->isar.mvfr0 = FIELD_DP32(cpu->isar.mvfr0, MVFR0, FPSHVEC, 1);
121     cpu->isar.mvfr0 = FIELD_DP32(cpu->isar.mvfr0, MVFR0, FPSP, 1);
122     cpu->isar.mvfr0 = FIELD_DP32(cpu->isar.mvfr0, MVFR0, FPDP, 1);
123 }
124 
125 static void arm946_initfn(Object *obj)
126 {
127     ARMCPU *cpu = ARM_CPU(obj);
128 
129     cpu->dtb_compatible = "arm,arm946";
130     set_feature(&cpu->env, ARM_FEATURE_V5);
131     set_feature(&cpu->env, ARM_FEATURE_PMSA);
132     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
133     cpu->midr = 0x41059461;
134     cpu->ctr = 0x0f004006;
135     cpu->reset_sctlr = 0x00000078;
136 }
137 
138 static void arm1026_initfn(Object *obj)
139 {
140     ARMCPU *cpu = ARM_CPU(obj);
141 
142     cpu->dtb_compatible = "arm,arm1026";
143     set_feature(&cpu->env, ARM_FEATURE_V5);
144     set_feature(&cpu->env, ARM_FEATURE_AUXCR);
145     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
146     set_feature(&cpu->env, ARM_FEATURE_CACHE_TEST_CLEAN);
147     cpu->midr = 0x4106a262;
148     cpu->reset_fpsid = 0x410110a0;
149     cpu->ctr = 0x1dd20d2;
150     cpu->reset_sctlr = 0x00090078;
151     cpu->reset_auxcr = 1;
152 
153     /*
154      * ARMv5 does not have the ID_ISAR registers, but we can still
155      * set the field to indicate Jazelle support within QEMU.
156      */
157     cpu->isar.id_isar1 = FIELD_DP32(cpu->isar.id_isar1, ID_ISAR1, JAZELLE, 1);
158     /*
159      * Similarly, we need to set MVFR0 fields to enable vfp and short vector
160      * support even though ARMv5 doesn't have this register.
161      */
162     cpu->isar.mvfr0 = FIELD_DP32(cpu->isar.mvfr0, MVFR0, FPSHVEC, 1);
163     cpu->isar.mvfr0 = FIELD_DP32(cpu->isar.mvfr0, MVFR0, FPSP, 1);
164     cpu->isar.mvfr0 = FIELD_DP32(cpu->isar.mvfr0, MVFR0, FPDP, 1);
165 
166     {
167         /* The 1026 had an IFAR at c6,c0,0,1 rather than the ARMv6 c6,c0,0,2 */
168         ARMCPRegInfo ifar = {
169             .name = "IFAR", .cp = 15, .crn = 6, .crm = 0, .opc1 = 0, .opc2 = 1,
170             .access = PL1_RW,
171             .fieldoffset = offsetof(CPUARMState, cp15.ifar_ns),
172             .resetvalue = 0
173         };
174         define_one_arm_cp_reg(cpu, &ifar);
175     }
176 }
177 
178 static void arm1136_r2_initfn(Object *obj)
179 {
180     ARMCPU *cpu = ARM_CPU(obj);
181     /*
182      * What qemu calls "arm1136_r2" is actually the 1136 r0p2, ie an
183      * older core than plain "arm1136". In particular this does not
184      * have the v6K features.
185      * These ID register values are correct for 1136 but may be wrong
186      * for 1136_r2 (in particular r0p2 does not actually implement most
187      * of the ID registers).
188      */
189 
190     cpu->dtb_compatible = "arm,arm1136";
191     set_feature(&cpu->env, ARM_FEATURE_V6);
192     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
193     set_feature(&cpu->env, ARM_FEATURE_CACHE_DIRTY_REG);
194     set_feature(&cpu->env, ARM_FEATURE_CACHE_BLOCK_OPS);
195     cpu->midr = 0x4107b362;
196     cpu->reset_fpsid = 0x410120b4;
197     cpu->isar.mvfr0 = 0x11111111;
198     cpu->isar.mvfr1 = 0x00000000;
199     cpu->ctr = 0x1dd20d2;
200     cpu->reset_sctlr = 0x00050078;
201     cpu->isar.id_pfr0 = 0x111;
202     cpu->isar.id_pfr1 = 0x1;
203     cpu->isar.id_dfr0 = 0x2;
204     cpu->id_afr0 = 0x3;
205     cpu->isar.id_mmfr0 = 0x01130003;
206     cpu->isar.id_mmfr1 = 0x10030302;
207     cpu->isar.id_mmfr2 = 0x01222110;
208     cpu->isar.id_isar0 = 0x00140011;
209     cpu->isar.id_isar1 = 0x12002111;
210     cpu->isar.id_isar2 = 0x11231111;
211     cpu->isar.id_isar3 = 0x01102131;
212     cpu->isar.id_isar4 = 0x141;
213     cpu->reset_auxcr = 7;
214 }
215 
216 static void arm1136_initfn(Object *obj)
217 {
218     ARMCPU *cpu = ARM_CPU(obj);
219 
220     cpu->dtb_compatible = "arm,arm1136";
221     set_feature(&cpu->env, ARM_FEATURE_V6K);
222     set_feature(&cpu->env, ARM_FEATURE_V6);
223     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
224     set_feature(&cpu->env, ARM_FEATURE_CACHE_DIRTY_REG);
225     set_feature(&cpu->env, ARM_FEATURE_CACHE_BLOCK_OPS);
226     cpu->midr = 0x4117b363;
227     cpu->reset_fpsid = 0x410120b4;
228     cpu->isar.mvfr0 = 0x11111111;
229     cpu->isar.mvfr1 = 0x00000000;
230     cpu->ctr = 0x1dd20d2;
231     cpu->reset_sctlr = 0x00050078;
232     cpu->isar.id_pfr0 = 0x111;
233     cpu->isar.id_pfr1 = 0x1;
234     cpu->isar.id_dfr0 = 0x2;
235     cpu->id_afr0 = 0x3;
236     cpu->isar.id_mmfr0 = 0x01130003;
237     cpu->isar.id_mmfr1 = 0x10030302;
238     cpu->isar.id_mmfr2 = 0x01222110;
239     cpu->isar.id_isar0 = 0x00140011;
240     cpu->isar.id_isar1 = 0x12002111;
241     cpu->isar.id_isar2 = 0x11231111;
242     cpu->isar.id_isar3 = 0x01102131;
243     cpu->isar.id_isar4 = 0x141;
244     cpu->reset_auxcr = 7;
245 }
246 
247 static void arm1176_initfn(Object *obj)
248 {
249     ARMCPU *cpu = ARM_CPU(obj);
250 
251     cpu->dtb_compatible = "arm,arm1176";
252     set_feature(&cpu->env, ARM_FEATURE_V6K);
253     set_feature(&cpu->env, ARM_FEATURE_VAPA);
254     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
255     set_feature(&cpu->env, ARM_FEATURE_CACHE_DIRTY_REG);
256     set_feature(&cpu->env, ARM_FEATURE_CACHE_BLOCK_OPS);
257     set_feature(&cpu->env, ARM_FEATURE_EL3);
258     cpu->midr = 0x410fb767;
259     cpu->reset_fpsid = 0x410120b5;
260     cpu->isar.mvfr0 = 0x11111111;
261     cpu->isar.mvfr1 = 0x00000000;
262     cpu->ctr = 0x1dd20d2;
263     cpu->reset_sctlr = 0x00050078;
264     cpu->isar.id_pfr0 = 0x111;
265     cpu->isar.id_pfr1 = 0x11;
266     cpu->isar.id_dfr0 = 0x33;
267     cpu->id_afr0 = 0;
268     cpu->isar.id_mmfr0 = 0x01130003;
269     cpu->isar.id_mmfr1 = 0x10030302;
270     cpu->isar.id_mmfr2 = 0x01222100;
271     cpu->isar.id_isar0 = 0x0140011;
272     cpu->isar.id_isar1 = 0x12002111;
273     cpu->isar.id_isar2 = 0x11231121;
274     cpu->isar.id_isar3 = 0x01102131;
275     cpu->isar.id_isar4 = 0x01141;
276     cpu->reset_auxcr = 7;
277 }
278 
279 static void arm11mpcore_initfn(Object *obj)
280 {
281     ARMCPU *cpu = ARM_CPU(obj);
282 
283     cpu->dtb_compatible = "arm,arm11mpcore";
284     set_feature(&cpu->env, ARM_FEATURE_V6K);
285     set_feature(&cpu->env, ARM_FEATURE_VAPA);
286     set_feature(&cpu->env, ARM_FEATURE_MPIDR);
287     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
288     cpu->midr = 0x410fb022;
289     cpu->reset_fpsid = 0x410120b4;
290     cpu->isar.mvfr0 = 0x11111111;
291     cpu->isar.mvfr1 = 0x00000000;
292     cpu->ctr = 0x1d192992; /* 32K icache 32K dcache */
293     cpu->isar.id_pfr0 = 0x111;
294     cpu->isar.id_pfr1 = 0x1;
295     cpu->isar.id_dfr0 = 0;
296     cpu->id_afr0 = 0x2;
297     cpu->isar.id_mmfr0 = 0x01100103;
298     cpu->isar.id_mmfr1 = 0x10020302;
299     cpu->isar.id_mmfr2 = 0x01222000;
300     cpu->isar.id_isar0 = 0x00100011;
301     cpu->isar.id_isar1 = 0x12002111;
302     cpu->isar.id_isar2 = 0x11221011;
303     cpu->isar.id_isar3 = 0x01102131;
304     cpu->isar.id_isar4 = 0x141;
305     cpu->reset_auxcr = 1;
306 }
307 
308 static const ARMCPRegInfo cortexa8_cp_reginfo[] = {
309     { .name = "L2LOCKDOWN", .cp = 15, .crn = 9, .crm = 0, .opc1 = 1, .opc2 = 0,
310       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
311     { .name = "L2AUXCR", .cp = 15, .crn = 9, .crm = 0, .opc1 = 1, .opc2 = 2,
312       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
313 };
314 
315 static void cortex_a8_initfn(Object *obj)
316 {
317     ARMCPU *cpu = ARM_CPU(obj);
318 
319     cpu->dtb_compatible = "arm,cortex-a8";
320     set_feature(&cpu->env, ARM_FEATURE_V7);
321     set_feature(&cpu->env, ARM_FEATURE_NEON);
322     set_feature(&cpu->env, ARM_FEATURE_THUMB2EE);
323     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
324     set_feature(&cpu->env, ARM_FEATURE_EL3);
325     set_feature(&cpu->env, ARM_FEATURE_PMU);
326     cpu->midr = 0x410fc080;
327     cpu->reset_fpsid = 0x410330c0;
328     cpu->isar.mvfr0 = 0x11110222;
329     cpu->isar.mvfr1 = 0x00011111;
330     cpu->ctr = 0x82048004;
331     cpu->reset_sctlr = 0x00c50078;
332     cpu->isar.id_pfr0 = 0x1031;
333     cpu->isar.id_pfr1 = 0x11;
334     cpu->isar.id_dfr0 = 0x400;
335     cpu->id_afr0 = 0;
336     cpu->isar.id_mmfr0 = 0x31100003;
337     cpu->isar.id_mmfr1 = 0x20000000;
338     cpu->isar.id_mmfr2 = 0x01202000;
339     cpu->isar.id_mmfr3 = 0x11;
340     cpu->isar.id_isar0 = 0x00101111;
341     cpu->isar.id_isar1 = 0x12112111;
342     cpu->isar.id_isar2 = 0x21232031;
343     cpu->isar.id_isar3 = 0x11112131;
344     cpu->isar.id_isar4 = 0x00111142;
345     cpu->isar.dbgdidr = 0x15141000;
346     cpu->clidr = (1 << 27) | (2 << 24) | 3;
347     cpu->ccsidr[0] = 0xe007e01a; /* 16k L1 dcache. */
348     cpu->ccsidr[1] = 0x2007e01a; /* 16k L1 icache. */
349     cpu->ccsidr[2] = 0xf0000000; /* No L2 icache. */
350     cpu->reset_auxcr = 2;
351     cpu->isar.reset_pmcr_el0 = 0x41002000;
352     define_arm_cp_regs(cpu, cortexa8_cp_reginfo);
353 }
354 
355 static const ARMCPRegInfo cortexa9_cp_reginfo[] = {
356     /*
357      * power_control should be set to maximum latency. Again,
358      * default to 0 and set by private hook
359      */
360     { .name = "A9_PWRCTL", .cp = 15, .crn = 15, .crm = 0, .opc1 = 0, .opc2 = 0,
361       .access = PL1_RW, .resetvalue = 0,
362       .fieldoffset = offsetof(CPUARMState, cp15.c15_power_control) },
363     { .name = "A9_DIAG", .cp = 15, .crn = 15, .crm = 0, .opc1 = 0, .opc2 = 1,
364       .access = PL1_RW, .resetvalue = 0,
365       .fieldoffset = offsetof(CPUARMState, cp15.c15_diagnostic) },
366     { .name = "A9_PWRDIAG", .cp = 15, .crn = 15, .crm = 0, .opc1 = 0, .opc2 = 2,
367       .access = PL1_RW, .resetvalue = 0,
368       .fieldoffset = offsetof(CPUARMState, cp15.c15_power_diagnostic) },
369     { .name = "NEONBUSY", .cp = 15, .crn = 15, .crm = 1, .opc1 = 0, .opc2 = 0,
370       .access = PL1_RW, .resetvalue = 0, .type = ARM_CP_CONST },
371     /* TLB lockdown control */
372     { .name = "TLB_LOCKR", .cp = 15, .crn = 15, .crm = 4, .opc1 = 5, .opc2 = 2,
373       .access = PL1_W, .resetvalue = 0, .type = ARM_CP_NOP },
374     { .name = "TLB_LOCKW", .cp = 15, .crn = 15, .crm = 4, .opc1 = 5, .opc2 = 4,
375       .access = PL1_W, .resetvalue = 0, .type = ARM_CP_NOP },
376     { .name = "TLB_VA", .cp = 15, .crn = 15, .crm = 5, .opc1 = 5, .opc2 = 2,
377       .access = PL1_RW, .resetvalue = 0, .type = ARM_CP_CONST },
378     { .name = "TLB_PA", .cp = 15, .crn = 15, .crm = 6, .opc1 = 5, .opc2 = 2,
379       .access = PL1_RW, .resetvalue = 0, .type = ARM_CP_CONST },
380     { .name = "TLB_ATTR", .cp = 15, .crn = 15, .crm = 7, .opc1 = 5, .opc2 = 2,
381       .access = PL1_RW, .resetvalue = 0, .type = ARM_CP_CONST },
382 };
383 
384 static void cortex_a9_initfn(Object *obj)
385 {
386     ARMCPU *cpu = ARM_CPU(obj);
387 
388     cpu->dtb_compatible = "arm,cortex-a9";
389     set_feature(&cpu->env, ARM_FEATURE_V7);
390     set_feature(&cpu->env, ARM_FEATURE_NEON);
391     set_feature(&cpu->env, ARM_FEATURE_THUMB2EE);
392     set_feature(&cpu->env, ARM_FEATURE_EL3);
393     set_feature(&cpu->env, ARM_FEATURE_PMU);
394     /*
395      * Note that A9 supports the MP extensions even for
396      * A9UP and single-core A9MP (which are both different
397      * and valid configurations; we don't model A9UP).
398      */
399     set_feature(&cpu->env, ARM_FEATURE_V7MP);
400     set_feature(&cpu->env, ARM_FEATURE_CBAR);
401     cpu->midr = 0x410fc090;
402     cpu->reset_fpsid = 0x41033090;
403     cpu->isar.mvfr0 = 0x11110222;
404     cpu->isar.mvfr1 = 0x01111111;
405     cpu->ctr = 0x80038003;
406     cpu->reset_sctlr = 0x00c50078;
407     cpu->isar.id_pfr0 = 0x1031;
408     cpu->isar.id_pfr1 = 0x11;
409     cpu->isar.id_dfr0 = 0x000;
410     cpu->id_afr0 = 0;
411     cpu->isar.id_mmfr0 = 0x00100103;
412     cpu->isar.id_mmfr1 = 0x20000000;
413     cpu->isar.id_mmfr2 = 0x01230000;
414     cpu->isar.id_mmfr3 = 0x00002111;
415     cpu->isar.id_isar0 = 0x00101111;
416     cpu->isar.id_isar1 = 0x13112111;
417     cpu->isar.id_isar2 = 0x21232041;
418     cpu->isar.id_isar3 = 0x11112131;
419     cpu->isar.id_isar4 = 0x00111142;
420     cpu->isar.dbgdidr = 0x35141000;
421     cpu->clidr = (1 << 27) | (1 << 24) | 3;
422     cpu->ccsidr[0] = 0xe00fe019; /* 16k L1 dcache. */
423     cpu->ccsidr[1] = 0x200fe019; /* 16k L1 icache. */
424     cpu->isar.reset_pmcr_el0 = 0x41093000;
425     define_arm_cp_regs(cpu, cortexa9_cp_reginfo);
426 }
427 
428 #ifndef CONFIG_USER_ONLY
429 static uint64_t a15_l2ctlr_read(CPUARMState *env, const ARMCPRegInfo *ri)
430 {
431     MachineState *ms = MACHINE(qdev_get_machine());
432 
433     /*
434      * Linux wants the number of processors from here.
435      * Might as well set the interrupt-controller bit too.
436      */
437     return ((ms->smp.cpus - 1) << 24) | (1 << 23);
438 }
439 #endif
440 
441 static const ARMCPRegInfo cortexa15_cp_reginfo[] = {
442 #ifndef CONFIG_USER_ONLY
443     { .name = "L2CTLR", .cp = 15, .crn = 9, .crm = 0, .opc1 = 1, .opc2 = 2,
444       .access = PL1_RW, .resetvalue = 0, .readfn = a15_l2ctlr_read,
445       .writefn = arm_cp_write_ignore, },
446 #endif
447     { .name = "L2ECTLR", .cp = 15, .crn = 9, .crm = 0, .opc1 = 1, .opc2 = 3,
448       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
449 };
450 
451 static void cortex_a7_initfn(Object *obj)
452 {
453     ARMCPU *cpu = ARM_CPU(obj);
454 
455     cpu->dtb_compatible = "arm,cortex-a7";
456     set_feature(&cpu->env, ARM_FEATURE_V7VE);
457     set_feature(&cpu->env, ARM_FEATURE_NEON);
458     set_feature(&cpu->env, ARM_FEATURE_THUMB2EE);
459     set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
460     set_feature(&cpu->env, ARM_FEATURE_BACKCOMPAT_CNTFRQ);
461     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
462     set_feature(&cpu->env, ARM_FEATURE_CBAR_RO);
463     set_feature(&cpu->env, ARM_FEATURE_EL2);
464     set_feature(&cpu->env, ARM_FEATURE_EL3);
465     set_feature(&cpu->env, ARM_FEATURE_PMU);
466     cpu->midr = 0x410fc075;
467     cpu->reset_fpsid = 0x41023075;
468     cpu->isar.mvfr0 = 0x10110222;
469     cpu->isar.mvfr1 = 0x11111111;
470     cpu->ctr = 0x84448003;
471     cpu->reset_sctlr = 0x00c50078;
472     cpu->isar.id_pfr0 = 0x00001131;
473     cpu->isar.id_pfr1 = 0x00011011;
474     cpu->isar.id_dfr0 = 0x02010555;
475     cpu->id_afr0 = 0x00000000;
476     cpu->isar.id_mmfr0 = 0x10101105;
477     cpu->isar.id_mmfr1 = 0x40000000;
478     cpu->isar.id_mmfr2 = 0x01240000;
479     cpu->isar.id_mmfr3 = 0x02102211;
480     /*
481      * a7_mpcore_r0p5_trm, page 4-4 gives 0x01101110; but
482      * table 4-41 gives 0x02101110, which includes the arm div insns.
483      */
484     cpu->isar.id_isar0 = 0x02101110;
485     cpu->isar.id_isar1 = 0x13112111;
486     cpu->isar.id_isar2 = 0x21232041;
487     cpu->isar.id_isar3 = 0x11112131;
488     cpu->isar.id_isar4 = 0x10011142;
489     cpu->isar.dbgdidr = 0x3515f005;
490     cpu->isar.dbgdevid = 0x01110f13;
491     cpu->isar.dbgdevid1 = 0x1;
492     cpu->clidr = 0x0a200023;
493     cpu->ccsidr[0] = 0x701fe00a; /* 32K L1 dcache */
494     cpu->ccsidr[1] = 0x201fe00a; /* 32K L1 icache */
495     cpu->ccsidr[2] = 0x711fe07a; /* 4096K L2 unified cache */
496     cpu->isar.reset_pmcr_el0 = 0x41072000;
497     define_arm_cp_regs(cpu, cortexa15_cp_reginfo); /* Same as A15 */
498 }
499 
500 static void cortex_a15_initfn(Object *obj)
501 {
502     ARMCPU *cpu = ARM_CPU(obj);
503 
504     cpu->dtb_compatible = "arm,cortex-a15";
505     set_feature(&cpu->env, ARM_FEATURE_V7VE);
506     set_feature(&cpu->env, ARM_FEATURE_NEON);
507     set_feature(&cpu->env, ARM_FEATURE_THUMB2EE);
508     set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
509     set_feature(&cpu->env, ARM_FEATURE_BACKCOMPAT_CNTFRQ);
510     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
511     set_feature(&cpu->env, ARM_FEATURE_CBAR_RO);
512     set_feature(&cpu->env, ARM_FEATURE_EL2);
513     set_feature(&cpu->env, ARM_FEATURE_EL3);
514     set_feature(&cpu->env, ARM_FEATURE_PMU);
515     /* r4p0 cpu, not requiring expensive tlb flush errata */
516     cpu->midr = 0x414fc0f0;
517     cpu->revidr = 0x0;
518     cpu->reset_fpsid = 0x410430f0;
519     cpu->isar.mvfr0 = 0x10110222;
520     cpu->isar.mvfr1 = 0x11111111;
521     cpu->ctr = 0x8444c004;
522     cpu->reset_sctlr = 0x00c50078;
523     cpu->isar.id_pfr0 = 0x00001131;
524     cpu->isar.id_pfr1 = 0x00011011;
525     cpu->isar.id_dfr0 = 0x02010555;
526     cpu->id_afr0 = 0x00000000;
527     cpu->isar.id_mmfr0 = 0x10201105;
528     cpu->isar.id_mmfr1 = 0x20000000;
529     cpu->isar.id_mmfr2 = 0x01240000;
530     cpu->isar.id_mmfr3 = 0x02102211;
531     cpu->isar.id_isar0 = 0x02101110;
532     cpu->isar.id_isar1 = 0x13112111;
533     cpu->isar.id_isar2 = 0x21232041;
534     cpu->isar.id_isar3 = 0x11112131;
535     cpu->isar.id_isar4 = 0x10011142;
536     cpu->isar.dbgdidr = 0x3515f021;
537     cpu->isar.dbgdevid = 0x01110f13;
538     cpu->isar.dbgdevid1 = 0x0;
539     cpu->clidr = 0x0a200023;
540     cpu->ccsidr[0] = 0x701fe00a; /* 32K L1 dcache */
541     cpu->ccsidr[1] = 0x201fe00a; /* 32K L1 icache */
542     cpu->ccsidr[2] = 0x711fe07a; /* 4096K L2 unified cache */
543     cpu->isar.reset_pmcr_el0 = 0x410F3000;
544     define_arm_cp_regs(cpu, cortexa15_cp_reginfo);
545 }
546 
547 static const ARMCPRegInfo cortexr5_cp_reginfo[] = {
548     /* Dummy the TCM region regs for the moment */
549     { .name = "ATCM", .cp = 15, .opc1 = 0, .crn = 9, .crm = 1, .opc2 = 0,
550       .access = PL1_RW, .type = ARM_CP_CONST },
551     { .name = "BTCM", .cp = 15, .opc1 = 0, .crn = 9, .crm = 1, .opc2 = 1,
552       .access = PL1_RW, .type = ARM_CP_CONST },
553     { .name = "DCACHE_INVAL", .cp = 15, .opc1 = 0, .crn = 15, .crm = 5,
554       .opc2 = 0, .access = PL1_W, .type = ARM_CP_NOP },
555 };
556 
557 static void cortex_r5_initfn(Object *obj)
558 {
559     ARMCPU *cpu = ARM_CPU(obj);
560 
561     set_feature(&cpu->env, ARM_FEATURE_V7);
562     set_feature(&cpu->env, ARM_FEATURE_V7MP);
563     set_feature(&cpu->env, ARM_FEATURE_PMSA);
564     set_feature(&cpu->env, ARM_FEATURE_PMU);
565     cpu->midr = 0x411fc153; /* r1p3 */
566     cpu->isar.id_pfr0 = 0x0131;
567     cpu->isar.id_pfr1 = 0x001;
568     cpu->isar.id_dfr0 = 0x010400;
569     cpu->id_afr0 = 0x0;
570     cpu->isar.id_mmfr0 = 0x0210030;
571     cpu->isar.id_mmfr1 = 0x00000000;
572     cpu->isar.id_mmfr2 = 0x01200000;
573     cpu->isar.id_mmfr3 = 0x0211;
574     cpu->isar.id_isar0 = 0x02101111;
575     cpu->isar.id_isar1 = 0x13112111;
576     cpu->isar.id_isar2 = 0x21232141;
577     cpu->isar.id_isar3 = 0x01112131;
578     cpu->isar.id_isar4 = 0x0010142;
579     cpu->isar.id_isar5 = 0x0;
580     cpu->isar.id_isar6 = 0x0;
581     cpu->mp_is_up = true;
582     cpu->pmsav7_dregion = 16;
583     cpu->isar.reset_pmcr_el0 = 0x41151800;
584     define_arm_cp_regs(cpu, cortexr5_cp_reginfo);
585 }
586 
587 static const ARMCPRegInfo cortex_r52_cp_reginfo[] = {
588     { .name = "CPUACTLR", .cp = 15, .opc1 = 0, .crm = 15,
589       .access = PL1_RW, .type = ARM_CP_CONST | ARM_CP_64BIT, .resetvalue = 0 },
590     { .name = "IMP_ATCMREGIONR",
591       .cp = 15, .opc1 = 0, .crn = 9, .crm = 1, .opc2 = 0,
592       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
593     { .name = "IMP_BTCMREGIONR",
594       .cp = 15, .opc1 = 0, .crn = 9, .crm = 1, .opc2 = 1,
595       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
596     { .name = "IMP_CTCMREGIONR",
597       .cp = 15, .opc1 = 0, .crn = 9, .crm = 1, .opc2 = 2,
598       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
599     { .name = "IMP_CSCTLR",
600       .cp = 15, .opc1 = 1, .crn = 9, .crm = 1, .opc2 = 0,
601       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
602     { .name = "IMP_BPCTLR",
603       .cp = 15, .opc1 = 1, .crn = 9, .crm = 1, .opc2 = 1,
604       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
605     { .name = "IMP_MEMPROTCLR",
606       .cp = 15, .opc1 = 1, .crn = 9, .crm = 1, .opc2 = 2,
607       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
608     { .name = "IMP_SLAVEPCTLR",
609       .cp = 15, .opc1 = 0, .crn = 11, .crm = 0, .opc2 = 0,
610       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
611     { .name = "IMP_PERIPHREGIONR",
612       .cp = 15, .opc1 = 0, .crn = 15, .crm = 0, .opc2 = 0,
613       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
614     { .name = "IMP_FLASHIFREGIONR",
615       .cp = 15, .opc1 = 0, .crn = 15, .crm = 0, .opc2 = 1,
616       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
617     { .name = "IMP_BUILDOPTR",
618       .cp = 15, .opc1 = 0, .crn = 15, .crm = 2, .opc2 = 0,
619       .access = PL1_R, .type = ARM_CP_CONST, .resetvalue = 0 },
620     { .name = "IMP_PINOPTR",
621       .cp = 15, .opc1 = 0, .crn = 15, .crm = 2, .opc2 = 7,
622       .access = PL1_R, .type = ARM_CP_CONST, .resetvalue = 0 },
623     { .name = "IMP_QOSR",
624       .cp = 15, .opc1 = 1, .crn = 15, .crm = 3, .opc2 = 1,
625       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
626     { .name = "IMP_BUSTIMEOUTR",
627       .cp = 15, .opc1 = 1, .crn = 15, .crm = 3, .opc2 = 2,
628       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
629     { .name = "IMP_INTMONR",
630       .cp = 15, .opc1 = 1, .crn = 15, .crm = 3, .opc2 = 4,
631       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
632     { .name = "IMP_ICERR0",
633       .cp = 15, .opc1 = 2, .crn = 15, .crm = 0, .opc2 = 0,
634       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
635     { .name = "IMP_ICERR1",
636       .cp = 15, .opc1 = 2, .crn = 15, .crm = 0, .opc2 = 1,
637       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
638     { .name = "IMP_DCERR0",
639       .cp = 15, .opc1 = 2, .crn = 15, .crm = 1, .opc2 = 0,
640       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
641     { .name = "IMP_DCERR1",
642       .cp = 15, .opc1 = 2, .crn = 15, .crm = 1, .opc2 = 1,
643       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
644     { .name = "IMP_TCMERR0",
645       .cp = 15, .opc1 = 2, .crn = 15, .crm = 2, .opc2 = 0,
646       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
647     { .name = "IMP_TCMERR1",
648       .cp = 15, .opc1 = 2, .crn = 15, .crm = 2, .opc2 = 1,
649       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
650     { .name = "IMP_TCMSYNDR0",
651       .cp = 15, .opc1 = 2, .crn = 15, .crm = 2, .opc2 = 2,
652       .access = PL1_R, .type = ARM_CP_CONST, .resetvalue = 0 },
653     { .name = "IMP_TCMSYNDR1",
654       .cp = 15, .opc1 = 2, .crn = 15, .crm = 2, .opc2 = 3,
655       .access = PL1_R, .type = ARM_CP_CONST, .resetvalue = 0 },
656     { .name = "IMP_FLASHERR0",
657       .cp = 15, .opc1 = 2, .crn = 15, .crm = 3, .opc2 = 0,
658       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
659     { .name = "IMP_FLASHERR1",
660       .cp = 15, .opc1 = 2, .crn = 15, .crm = 3, .opc2 = 1,
661       .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
662     { .name = "IMP_CDBGDR0",
663       .cp = 15, .opc1 = 3, .crn = 15, .crm = 0, .opc2 = 0,
664       .access = PL1_R, .type = ARM_CP_CONST, .resetvalue = 0 },
665     { .name = "IMP_CBDGBR1",
666       .cp = 15, .opc1 = 3, .crn = 15, .crm = 0, .opc2 = 1,
667       .access = PL1_R, .type = ARM_CP_CONST, .resetvalue = 0 },
668     { .name = "IMP_TESTR0",
669       .cp = 15, .opc1 = 4, .crn = 15, .crm = 0, .opc2 = 0,
670       .access = PL1_R, .type = ARM_CP_CONST, .resetvalue = 0 },
671     { .name = "IMP_TESTR1",
672       .cp = 15, .opc1 = 4, .crn = 15, .crm = 0, .opc2 = 1,
673       .access = PL1_W, .type = ARM_CP_NOP, .resetvalue = 0 },
674     { .name = "IMP_CDBGDCI",
675       .cp = 15, .opc1 = 0, .crn = 15, .crm = 15, .opc2 = 0,
676       .access = PL1_W, .type = ARM_CP_NOP, .resetvalue = 0 },
677     { .name = "IMP_CDBGDCT",
678       .cp = 15, .opc1 = 3, .crn = 15, .crm = 2, .opc2 = 0,
679       .access = PL1_W, .type = ARM_CP_NOP, .resetvalue = 0 },
680     { .name = "IMP_CDBGICT",
681       .cp = 15, .opc1 = 3, .crn = 15, .crm = 2, .opc2 = 1,
682       .access = PL1_W, .type = ARM_CP_NOP, .resetvalue = 0 },
683     { .name = "IMP_CDBGDCD",
684       .cp = 15, .opc1 = 3, .crn = 15, .crm = 4, .opc2 = 0,
685       .access = PL1_W, .type = ARM_CP_NOP, .resetvalue = 0 },
686     { .name = "IMP_CDBGICD",
687       .cp = 15, .opc1 = 3, .crn = 15, .crm = 4, .opc2 = 1,
688       .access = PL1_W, .type = ARM_CP_NOP, .resetvalue = 0 },
689 };
690 
691 
692 static void cortex_r52_initfn(Object *obj)
693 {
694     ARMCPU *cpu = ARM_CPU(obj);
695 
696     set_feature(&cpu->env, ARM_FEATURE_V8);
697     set_feature(&cpu->env, ARM_FEATURE_EL2);
698     set_feature(&cpu->env, ARM_FEATURE_PMSA);
699     set_feature(&cpu->env, ARM_FEATURE_NEON);
700     set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
701     set_feature(&cpu->env, ARM_FEATURE_BACKCOMPAT_CNTFRQ);
702     set_feature(&cpu->env, ARM_FEATURE_CBAR_RO);
703     set_feature(&cpu->env, ARM_FEATURE_AUXCR);
704     cpu->midr = 0x411fd133; /* r1p3 */
705     cpu->revidr = 0x00000000;
706     cpu->reset_fpsid = 0x41034023;
707     cpu->isar.mvfr0 = 0x10110222;
708     cpu->isar.mvfr1 = 0x12111111;
709     cpu->isar.mvfr2 = 0x00000043;
710     cpu->ctr = 0x8144c004;
711     cpu->reset_sctlr = 0x30c50838;
712     cpu->isar.id_pfr0 = 0x00000131;
713     cpu->isar.id_pfr1 = 0x10111001;
714     cpu->isar.id_dfr0 = 0x03010006;
715     cpu->id_afr0 = 0x00000000;
716     cpu->isar.id_mmfr0 = 0x00211040;
717     cpu->isar.id_mmfr1 = 0x40000000;
718     cpu->isar.id_mmfr2 = 0x01200000;
719     cpu->isar.id_mmfr3 = 0xf0102211;
720     cpu->isar.id_mmfr4 = 0x00000010;
721     cpu->isar.id_isar0 = 0x02101110;
722     cpu->isar.id_isar1 = 0x13112111;
723     cpu->isar.id_isar2 = 0x21232142;
724     cpu->isar.id_isar3 = 0x01112131;
725     cpu->isar.id_isar4 = 0x00010142;
726     cpu->isar.id_isar5 = 0x00010001;
727     cpu->isar.dbgdidr = 0x77168000;
728     cpu->clidr = (1 << 27) | (1 << 24) | 0x3;
729     cpu->ccsidr[0] = 0x700fe01a; /* 32KB L1 dcache */
730     cpu->ccsidr[1] = 0x201fe00a; /* 32KB L1 icache */
731 
732     cpu->pmsav7_dregion = 16;
733     cpu->pmsav8r_hdregion = 16;
734 
735     define_arm_cp_regs(cpu, cortex_r52_cp_reginfo);
736 }
737 
738 static void cortex_r5f_initfn(Object *obj)
739 {
740     ARMCPU *cpu = ARM_CPU(obj);
741 
742     cortex_r5_initfn(obj);
743     cpu->isar.mvfr0 = 0x10110221;
744     cpu->isar.mvfr1 = 0x00000011;
745 }
746 
747 static void ti925t_initfn(Object *obj)
748 {
749     ARMCPU *cpu = ARM_CPU(obj);
750     set_feature(&cpu->env, ARM_FEATURE_V4T);
751     set_feature(&cpu->env, ARM_FEATURE_OMAPCP);
752     cpu->midr = ARM_CPUID_TI925T;
753     cpu->ctr = 0x5109149;
754     cpu->reset_sctlr = 0x00000070;
755 }
756 
757 static void sa1100_initfn(Object *obj)
758 {
759     ARMCPU *cpu = ARM_CPU(obj);
760 
761     cpu->dtb_compatible = "intel,sa1100";
762     set_feature(&cpu->env, ARM_FEATURE_STRONGARM);
763     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
764     cpu->midr = 0x4401A11B;
765     cpu->reset_sctlr = 0x00000070;
766 }
767 
768 static void sa1110_initfn(Object *obj)
769 {
770     ARMCPU *cpu = ARM_CPU(obj);
771     set_feature(&cpu->env, ARM_FEATURE_STRONGARM);
772     set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS);
773     cpu->midr = 0x6901B119;
774     cpu->reset_sctlr = 0x00000070;
775 }
776 
777 static void pxa250_initfn(Object *obj)
778 {
779     ARMCPU *cpu = ARM_CPU(obj);
780 
781     cpu->dtb_compatible = "marvell,xscale";
782     set_feature(&cpu->env, ARM_FEATURE_V5);
783     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
784     cpu->midr = 0x69052100;
785     cpu->ctr = 0xd172172;
786     cpu->reset_sctlr = 0x00000078;
787 }
788 
789 static void pxa255_initfn(Object *obj)
790 {
791     ARMCPU *cpu = ARM_CPU(obj);
792 
793     cpu->dtb_compatible = "marvell,xscale";
794     set_feature(&cpu->env, ARM_FEATURE_V5);
795     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
796     cpu->midr = 0x69052d00;
797     cpu->ctr = 0xd172172;
798     cpu->reset_sctlr = 0x00000078;
799 }
800 
801 static void pxa260_initfn(Object *obj)
802 {
803     ARMCPU *cpu = ARM_CPU(obj);
804 
805     cpu->dtb_compatible = "marvell,xscale";
806     set_feature(&cpu->env, ARM_FEATURE_V5);
807     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
808     cpu->midr = 0x69052903;
809     cpu->ctr = 0xd172172;
810     cpu->reset_sctlr = 0x00000078;
811 }
812 
813 static void pxa261_initfn(Object *obj)
814 {
815     ARMCPU *cpu = ARM_CPU(obj);
816 
817     cpu->dtb_compatible = "marvell,xscale";
818     set_feature(&cpu->env, ARM_FEATURE_V5);
819     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
820     cpu->midr = 0x69052d05;
821     cpu->ctr = 0xd172172;
822     cpu->reset_sctlr = 0x00000078;
823 }
824 
825 static void pxa262_initfn(Object *obj)
826 {
827     ARMCPU *cpu = ARM_CPU(obj);
828 
829     cpu->dtb_compatible = "marvell,xscale";
830     set_feature(&cpu->env, ARM_FEATURE_V5);
831     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
832     cpu->midr = 0x69052d06;
833     cpu->ctr = 0xd172172;
834     cpu->reset_sctlr = 0x00000078;
835 }
836 
837 static void pxa270a0_initfn(Object *obj)
838 {
839     ARMCPU *cpu = ARM_CPU(obj);
840 
841     cpu->dtb_compatible = "marvell,xscale";
842     set_feature(&cpu->env, ARM_FEATURE_V5);
843     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
844     set_feature(&cpu->env, ARM_FEATURE_IWMMXT);
845     cpu->midr = 0x69054110;
846     cpu->ctr = 0xd172172;
847     cpu->reset_sctlr = 0x00000078;
848 }
849 
850 static void pxa270a1_initfn(Object *obj)
851 {
852     ARMCPU *cpu = ARM_CPU(obj);
853 
854     cpu->dtb_compatible = "marvell,xscale";
855     set_feature(&cpu->env, ARM_FEATURE_V5);
856     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
857     set_feature(&cpu->env, ARM_FEATURE_IWMMXT);
858     cpu->midr = 0x69054111;
859     cpu->ctr = 0xd172172;
860     cpu->reset_sctlr = 0x00000078;
861 }
862 
863 static void pxa270b0_initfn(Object *obj)
864 {
865     ARMCPU *cpu = ARM_CPU(obj);
866 
867     cpu->dtb_compatible = "marvell,xscale";
868     set_feature(&cpu->env, ARM_FEATURE_V5);
869     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
870     set_feature(&cpu->env, ARM_FEATURE_IWMMXT);
871     cpu->midr = 0x69054112;
872     cpu->ctr = 0xd172172;
873     cpu->reset_sctlr = 0x00000078;
874 }
875 
876 static void pxa270b1_initfn(Object *obj)
877 {
878     ARMCPU *cpu = ARM_CPU(obj);
879 
880     cpu->dtb_compatible = "marvell,xscale";
881     set_feature(&cpu->env, ARM_FEATURE_V5);
882     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
883     set_feature(&cpu->env, ARM_FEATURE_IWMMXT);
884     cpu->midr = 0x69054113;
885     cpu->ctr = 0xd172172;
886     cpu->reset_sctlr = 0x00000078;
887 }
888 
889 static void pxa270c0_initfn(Object *obj)
890 {
891     ARMCPU *cpu = ARM_CPU(obj);
892 
893     cpu->dtb_compatible = "marvell,xscale";
894     set_feature(&cpu->env, ARM_FEATURE_V5);
895     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
896     set_feature(&cpu->env, ARM_FEATURE_IWMMXT);
897     cpu->midr = 0x69054114;
898     cpu->ctr = 0xd172172;
899     cpu->reset_sctlr = 0x00000078;
900 }
901 
902 static void pxa270c5_initfn(Object *obj)
903 {
904     ARMCPU *cpu = ARM_CPU(obj);
905 
906     cpu->dtb_compatible = "marvell,xscale";
907     set_feature(&cpu->env, ARM_FEATURE_V5);
908     set_feature(&cpu->env, ARM_FEATURE_XSCALE);
909     set_feature(&cpu->env, ARM_FEATURE_IWMMXT);
910     cpu->midr = 0x69054117;
911     cpu->ctr = 0xd172172;
912     cpu->reset_sctlr = 0x00000078;
913 }
914 
915 #ifndef TARGET_AARCH64
916 /*
917  * -cpu max: a CPU with as many features enabled as our emulation supports.
918  * The version of '-cpu max' for qemu-system-aarch64 is defined in cpu64.c;
919  * this only needs to handle 32 bits, and need not care about KVM.
920  */
921 static void arm_max_initfn(Object *obj)
922 {
923     ARMCPU *cpu = ARM_CPU(obj);
924 
925     /* aarch64_a57_initfn, advertising none of the aarch64 features */
926     cpu->dtb_compatible = "arm,cortex-a57";
927     set_feature(&cpu->env, ARM_FEATURE_V8);
928     set_feature(&cpu->env, ARM_FEATURE_NEON);
929     set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
930     set_feature(&cpu->env, ARM_FEATURE_BACKCOMPAT_CNTFRQ);
931     set_feature(&cpu->env, ARM_FEATURE_CBAR_RO);
932     set_feature(&cpu->env, ARM_FEATURE_EL2);
933     set_feature(&cpu->env, ARM_FEATURE_EL3);
934     set_feature(&cpu->env, ARM_FEATURE_PMU);
935     cpu->midr = 0x411fd070;
936     cpu->revidr = 0x00000000;
937     cpu->reset_fpsid = 0x41034070;
938     cpu->isar.mvfr0 = 0x10110222;
939     cpu->isar.mvfr1 = 0x12111111;
940     cpu->isar.mvfr2 = 0x00000043;
941     cpu->ctr = 0x8444c004;
942     cpu->reset_sctlr = 0x00c50838;
943     cpu->isar.id_pfr0 = 0x00000131;
944     cpu->isar.id_pfr1 = 0x00011011;
945     cpu->isar.id_dfr0 = 0x03010066;
946     cpu->id_afr0 = 0x00000000;
947     cpu->isar.id_mmfr0 = 0x10101105;
948     cpu->isar.id_mmfr1 = 0x40000000;
949     cpu->isar.id_mmfr2 = 0x01260000;
950     cpu->isar.id_mmfr3 = 0x02102211;
951     cpu->isar.id_isar0 = 0x02101110;
952     cpu->isar.id_isar1 = 0x13112111;
953     cpu->isar.id_isar2 = 0x21232042;
954     cpu->isar.id_isar3 = 0x01112131;
955     cpu->isar.id_isar4 = 0x00011142;
956     cpu->isar.id_isar5 = 0x00011121;
957     cpu->isar.id_isar6 = 0;
958     cpu->isar.dbgdidr = 0x3516d000;
959     cpu->isar.dbgdevid = 0x00110f13;
960     cpu->isar.dbgdevid1 = 0x2;
961     cpu->isar.reset_pmcr_el0 = 0x41013000;
962     cpu->clidr = 0x0a200023;
963     cpu->ccsidr[0] = 0x701fe00a; /* 32KB L1 dcache */
964     cpu->ccsidr[1] = 0x201fe012; /* 48KB L1 icache */
965     cpu->ccsidr[2] = 0x70ffe07a; /* 2048KB L2 cache */
966     define_cortex_a72_a57_a53_cp_reginfo(cpu);
967 
968     aa32_max_features(cpu);
969 
970 #ifdef CONFIG_USER_ONLY
971     /*
972      * Break with true ARMv8 and add back old-style VFP short-vector support.
973      * Only do this for user-mode, where -cpu max is the default, so that
974      * older v6 and v7 programs are more likely to work without adjustment.
975      */
976     cpu->isar.mvfr0 = FIELD_DP32(cpu->isar.mvfr0, MVFR0, FPSHVEC, 1);
977 #endif
978 }
979 #endif /* !TARGET_AARCH64 */
980 
981 static const ARMCPUInfo arm_tcg_cpus[] = {
982     { .name = "arm926",      .initfn = arm926_initfn },
983     { .name = "arm946",      .initfn = arm946_initfn },
984     { .name = "arm1026",     .initfn = arm1026_initfn },
985     /*
986      * What QEMU calls "arm1136-r2" is actually the 1136 r0p2, i.e. an
987      * older core than plain "arm1136". In particular this does not
988      * have the v6K features.
989      */
990     { .name = "arm1136-r2",  .initfn = arm1136_r2_initfn },
991     { .name = "arm1136",     .initfn = arm1136_initfn },
992     { .name = "arm1176",     .initfn = arm1176_initfn },
993     { .name = "arm11mpcore", .initfn = arm11mpcore_initfn },
994     { .name = "cortex-a7",   .initfn = cortex_a7_initfn },
995     { .name = "cortex-a8",   .initfn = cortex_a8_initfn },
996     { .name = "cortex-a9",   .initfn = cortex_a9_initfn },
997     { .name = "cortex-a15",  .initfn = cortex_a15_initfn },
998     { .name = "cortex-r5",   .initfn = cortex_r5_initfn },
999     { .name = "cortex-r5f",  .initfn = cortex_r5f_initfn },
1000     { .name = "cortex-r52",  .initfn = cortex_r52_initfn },
1001     { .name = "ti925t",      .initfn = ti925t_initfn },
1002     { .name = "sa1100",      .initfn = sa1100_initfn },
1003     { .name = "sa1110",      .initfn = sa1110_initfn },
1004     { .name = "pxa250",      .initfn = pxa250_initfn },
1005     { .name = "pxa255",      .initfn = pxa255_initfn },
1006     { .name = "pxa260",      .initfn = pxa260_initfn },
1007     { .name = "pxa261",      .initfn = pxa261_initfn },
1008     { .name = "pxa262",      .initfn = pxa262_initfn },
1009     /* "pxa270" is an alias for "pxa270-a0" */
1010     { .name = "pxa270",      .initfn = pxa270a0_initfn },
1011     { .name = "pxa270-a0",   .initfn = pxa270a0_initfn },
1012     { .name = "pxa270-a1",   .initfn = pxa270a1_initfn },
1013     { .name = "pxa270-b0",   .initfn = pxa270b0_initfn },
1014     { .name = "pxa270-b1",   .initfn = pxa270b1_initfn },
1015     { .name = "pxa270-c0",   .initfn = pxa270c0_initfn },
1016     { .name = "pxa270-c5",   .initfn = pxa270c5_initfn },
1017 #ifndef TARGET_AARCH64
1018     { .name = "max",         .initfn = arm_max_initfn },
1019 #endif
1020 #ifdef CONFIG_USER_ONLY
1021     { .name = "any",         .initfn = arm_max_initfn },
1022 #endif
1023 };
1024 
1025 static const TypeInfo idau_interface_type_info = {
1026     .name = TYPE_IDAU_INTERFACE,
1027     .parent = TYPE_INTERFACE,
1028     .class_size = sizeof(IDAUInterfaceClass),
1029 };
1030 
1031 static void arm_tcg_cpu_register_types(void)
1032 {
1033     size_t i;
1034 
1035     type_register_static(&idau_interface_type_info);
1036     for (i = 0; i < ARRAY_SIZE(arm_tcg_cpus); ++i) {
1037         arm_cpu_register(&arm_tcg_cpus[i]);
1038     }
1039 }
1040 
1041 type_init(arm_tcg_cpu_register_types)
1042 
1043 #endif /* !CONFIG_USER_ONLY || !TARGET_AARCH64 */
1044