59b6b42cd3
Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Message-id: 20230530191438.411344-21-richard.henderson@linaro.org Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
725 lines
28 KiB
C
725 lines
28 KiB
C
/*
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* QEMU AArch64 TCG CPUs
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*
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* Copyright (c) 2013 Linaro Ltd
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see
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* <http://www.gnu.org/licenses/gpl-2.0.html>
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*/
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#include "qemu/osdep.h"
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#include "qapi/error.h"
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#include "cpu.h"
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#include "qemu/module.h"
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#include "qapi/visitor.h"
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#include "hw/qdev-properties.h"
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#include "internals.h"
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#include "cpregs.h"
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static void aarch64_a35_initfn(Object *obj)
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{
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ARMCPU *cpu = ARM_CPU(obj);
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cpu->dtb_compatible = "arm,cortex-a35";
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set_feature(&cpu->env, ARM_FEATURE_V8);
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set_feature(&cpu->env, ARM_FEATURE_NEON);
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set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
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set_feature(&cpu->env, ARM_FEATURE_AARCH64);
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set_feature(&cpu->env, ARM_FEATURE_CBAR_RO);
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set_feature(&cpu->env, ARM_FEATURE_EL2);
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set_feature(&cpu->env, ARM_FEATURE_EL3);
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set_feature(&cpu->env, ARM_FEATURE_PMU);
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/* From B2.2 AArch64 identification registers. */
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cpu->midr = 0x411fd040;
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cpu->revidr = 0;
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cpu->ctr = 0x84448004;
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cpu->isar.id_pfr0 = 0x00000131;
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cpu->isar.id_pfr1 = 0x00011011;
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cpu->isar.id_dfr0 = 0x03010066;
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cpu->id_afr0 = 0;
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cpu->isar.id_mmfr0 = 0x10201105;
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cpu->isar.id_mmfr1 = 0x40000000;
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cpu->isar.id_mmfr2 = 0x01260000;
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cpu->isar.id_mmfr3 = 0x02102211;
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cpu->isar.id_isar0 = 0x02101110;
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cpu->isar.id_isar1 = 0x13112111;
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cpu->isar.id_isar2 = 0x21232042;
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cpu->isar.id_isar3 = 0x01112131;
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cpu->isar.id_isar4 = 0x00011142;
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cpu->isar.id_isar5 = 0x00011121;
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cpu->isar.id_aa64pfr0 = 0x00002222;
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cpu->isar.id_aa64pfr1 = 0;
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cpu->isar.id_aa64dfr0 = 0x10305106;
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cpu->isar.id_aa64dfr1 = 0;
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cpu->isar.id_aa64isar0 = 0x00011120;
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cpu->isar.id_aa64isar1 = 0;
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cpu->isar.id_aa64mmfr0 = 0x00101122;
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cpu->isar.id_aa64mmfr1 = 0;
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cpu->clidr = 0x0a200023;
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cpu->dcz_blocksize = 4;
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/* From B2.4 AArch64 Virtual Memory control registers */
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cpu->reset_sctlr = 0x00c50838;
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/* From B2.10 AArch64 performance monitor registers */
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cpu->isar.reset_pmcr_el0 = 0x410a3000;
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/* From B2.29 Cache ID registers */
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cpu->ccsidr[0] = 0x700fe01a; /* 32KB L1 dcache */
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cpu->ccsidr[1] = 0x201fe00a; /* 32KB L1 icache */
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cpu->ccsidr[2] = 0x703fe03a; /* 512KB L2 cache */
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/* From B3.5 VGIC Type register */
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cpu->gic_num_lrs = 4;
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cpu->gic_vpribits = 5;
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cpu->gic_vprebits = 5;
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cpu->gic_pribits = 5;
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/* From C6.4 Debug ID Register */
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cpu->isar.dbgdidr = 0x3516d000;
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/* From C6.5 Debug Device ID Register */
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cpu->isar.dbgdevid = 0x00110f13;
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/* From C6.6 Debug Device ID Register 1 */
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cpu->isar.dbgdevid1 = 0x2;
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/* From Cortex-A35 SIMD and Floating-point Support r1p0 */
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/* From 3.2 AArch32 register summary */
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cpu->reset_fpsid = 0x41034043;
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/* From 2.2 AArch64 register summary */
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cpu->isar.mvfr0 = 0x10110222;
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cpu->isar.mvfr1 = 0x12111111;
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cpu->isar.mvfr2 = 0x00000043;
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/* These values are the same with A53/A57/A72. */
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define_cortex_a72_a57_a53_cp_reginfo(cpu);
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}
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static void cpu_max_get_sve_max_vq(Object *obj, Visitor *v, const char *name,
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void *opaque, Error **errp)
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{
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ARMCPU *cpu = ARM_CPU(obj);
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uint32_t value;
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/* All vector lengths are disabled when SVE is off. */
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if (!cpu_isar_feature(aa64_sve, cpu)) {
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value = 0;
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} else {
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value = cpu->sve_max_vq;
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}
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visit_type_uint32(v, name, &value, errp);
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}
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static void cpu_max_set_sve_max_vq(Object *obj, Visitor *v, const char *name,
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void *opaque, Error **errp)
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{
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ARMCPU *cpu = ARM_CPU(obj);
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uint32_t max_vq;
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if (!visit_type_uint32(v, name, &max_vq, errp)) {
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return;
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}
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if (max_vq == 0 || max_vq > ARM_MAX_VQ) {
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error_setg(errp, "unsupported SVE vector length");
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error_append_hint(errp, "Valid sve-max-vq in range [1-%d]\n",
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ARM_MAX_VQ);
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return;
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}
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cpu->sve_max_vq = max_vq;
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}
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static Property arm_cpu_lpa2_property =
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DEFINE_PROP_BOOL("lpa2", ARMCPU, prop_lpa2, true);
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static void aarch64_a55_initfn(Object *obj)
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{
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ARMCPU *cpu = ARM_CPU(obj);
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cpu->dtb_compatible = "arm,cortex-a55";
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set_feature(&cpu->env, ARM_FEATURE_V8);
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set_feature(&cpu->env, ARM_FEATURE_NEON);
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set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
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set_feature(&cpu->env, ARM_FEATURE_AARCH64);
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set_feature(&cpu->env, ARM_FEATURE_CBAR_RO);
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set_feature(&cpu->env, ARM_FEATURE_EL2);
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set_feature(&cpu->env, ARM_FEATURE_EL3);
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set_feature(&cpu->env, ARM_FEATURE_PMU);
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/* Ordered by B2.4 AArch64 registers by functional group */
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cpu->clidr = 0x82000023;
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cpu->ctr = 0x84448004; /* L1Ip = VIPT */
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cpu->dcz_blocksize = 4; /* 64 bytes */
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cpu->isar.id_aa64dfr0 = 0x0000000010305408ull;
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cpu->isar.id_aa64isar0 = 0x0000100010211120ull;
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cpu->isar.id_aa64isar1 = 0x0000000000100001ull;
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cpu->isar.id_aa64mmfr0 = 0x0000000000101122ull;
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cpu->isar.id_aa64mmfr1 = 0x0000000010212122ull;
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cpu->isar.id_aa64mmfr2 = 0x0000000000001011ull;
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cpu->isar.id_aa64pfr0 = 0x0000000010112222ull;
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cpu->isar.id_aa64pfr1 = 0x0000000000000010ull;
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cpu->id_afr0 = 0x00000000;
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cpu->isar.id_dfr0 = 0x04010088;
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cpu->isar.id_isar0 = 0x02101110;
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cpu->isar.id_isar1 = 0x13112111;
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cpu->isar.id_isar2 = 0x21232042;
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cpu->isar.id_isar3 = 0x01112131;
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cpu->isar.id_isar4 = 0x00011142;
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cpu->isar.id_isar5 = 0x01011121;
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cpu->isar.id_isar6 = 0x00000010;
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cpu->isar.id_mmfr0 = 0x10201105;
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cpu->isar.id_mmfr1 = 0x40000000;
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cpu->isar.id_mmfr2 = 0x01260000;
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cpu->isar.id_mmfr3 = 0x02122211;
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cpu->isar.id_mmfr4 = 0x00021110;
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cpu->isar.id_pfr0 = 0x10010131;
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cpu->isar.id_pfr1 = 0x00011011;
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cpu->isar.id_pfr2 = 0x00000011;
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cpu->midr = 0x412FD050; /* r2p0 */
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cpu->revidr = 0;
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/* From B2.23 CCSIDR_EL1 */
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cpu->ccsidr[0] = 0x700fe01a; /* 32KB L1 dcache */
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cpu->ccsidr[1] = 0x200fe01a; /* 32KB L1 icache */
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cpu->ccsidr[2] = 0x703fe07a; /* 512KB L2 cache */
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/* From B2.96 SCTLR_EL3 */
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cpu->reset_sctlr = 0x30c50838;
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/* From B4.45 ICH_VTR_EL2 */
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cpu->gic_num_lrs = 4;
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cpu->gic_vpribits = 5;
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cpu->gic_vprebits = 5;
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cpu->gic_pribits = 5;
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cpu->isar.mvfr0 = 0x10110222;
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cpu->isar.mvfr1 = 0x13211111;
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cpu->isar.mvfr2 = 0x00000043;
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/* From D5.4 AArch64 PMU register summary */
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cpu->isar.reset_pmcr_el0 = 0x410b3000;
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}
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static void aarch64_a72_initfn(Object *obj)
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{
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ARMCPU *cpu = ARM_CPU(obj);
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cpu->dtb_compatible = "arm,cortex-a72";
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set_feature(&cpu->env, ARM_FEATURE_V8);
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set_feature(&cpu->env, ARM_FEATURE_NEON);
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set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
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set_feature(&cpu->env, ARM_FEATURE_AARCH64);
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set_feature(&cpu->env, ARM_FEATURE_CBAR_RO);
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set_feature(&cpu->env, ARM_FEATURE_EL2);
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set_feature(&cpu->env, ARM_FEATURE_EL3);
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set_feature(&cpu->env, ARM_FEATURE_PMU);
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cpu->midr = 0x410fd083;
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cpu->revidr = 0x00000000;
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cpu->reset_fpsid = 0x41034080;
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cpu->isar.mvfr0 = 0x10110222;
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cpu->isar.mvfr1 = 0x12111111;
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cpu->isar.mvfr2 = 0x00000043;
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cpu->ctr = 0x8444c004;
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cpu->reset_sctlr = 0x00c50838;
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cpu->isar.id_pfr0 = 0x00000131;
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cpu->isar.id_pfr1 = 0x00011011;
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cpu->isar.id_dfr0 = 0x03010066;
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cpu->id_afr0 = 0x00000000;
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cpu->isar.id_mmfr0 = 0x10201105;
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cpu->isar.id_mmfr1 = 0x40000000;
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cpu->isar.id_mmfr2 = 0x01260000;
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cpu->isar.id_mmfr3 = 0x02102211;
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cpu->isar.id_isar0 = 0x02101110;
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cpu->isar.id_isar1 = 0x13112111;
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cpu->isar.id_isar2 = 0x21232042;
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cpu->isar.id_isar3 = 0x01112131;
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cpu->isar.id_isar4 = 0x00011142;
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cpu->isar.id_isar5 = 0x00011121;
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cpu->isar.id_aa64pfr0 = 0x00002222;
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cpu->isar.id_aa64dfr0 = 0x10305106;
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cpu->isar.id_aa64isar0 = 0x00011120;
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cpu->isar.id_aa64mmfr0 = 0x00001124;
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cpu->isar.dbgdidr = 0x3516d000;
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cpu->isar.dbgdevid = 0x01110f13;
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cpu->isar.dbgdevid1 = 0x2;
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cpu->isar.reset_pmcr_el0 = 0x41023000;
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cpu->clidr = 0x0a200023;
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cpu->ccsidr[0] = 0x701fe00a; /* 32KB L1 dcache */
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cpu->ccsidr[1] = 0x201fe012; /* 48KB L1 icache */
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cpu->ccsidr[2] = 0x707fe07a; /* 1MB L2 cache */
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cpu->dcz_blocksize = 4; /* 64 bytes */
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cpu->gic_num_lrs = 4;
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cpu->gic_vpribits = 5;
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cpu->gic_vprebits = 5;
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cpu->gic_pribits = 5;
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define_cortex_a72_a57_a53_cp_reginfo(cpu);
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}
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static void aarch64_a76_initfn(Object *obj)
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{
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ARMCPU *cpu = ARM_CPU(obj);
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cpu->dtb_compatible = "arm,cortex-a76";
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set_feature(&cpu->env, ARM_FEATURE_V8);
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set_feature(&cpu->env, ARM_FEATURE_NEON);
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set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
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set_feature(&cpu->env, ARM_FEATURE_AARCH64);
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set_feature(&cpu->env, ARM_FEATURE_CBAR_RO);
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set_feature(&cpu->env, ARM_FEATURE_EL2);
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set_feature(&cpu->env, ARM_FEATURE_EL3);
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set_feature(&cpu->env, ARM_FEATURE_PMU);
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/* Ordered by B2.4 AArch64 registers by functional group */
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cpu->clidr = 0x82000023;
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cpu->ctr = 0x8444C004;
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cpu->dcz_blocksize = 4;
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cpu->isar.id_aa64dfr0 = 0x0000000010305408ull;
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cpu->isar.id_aa64isar0 = 0x0000100010211120ull;
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cpu->isar.id_aa64isar1 = 0x0000000000100001ull;
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cpu->isar.id_aa64mmfr0 = 0x0000000000101122ull;
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cpu->isar.id_aa64mmfr1 = 0x0000000010212122ull;
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cpu->isar.id_aa64mmfr2 = 0x0000000000001011ull;
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cpu->isar.id_aa64pfr0 = 0x1100000010111112ull; /* GIC filled in later */
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cpu->isar.id_aa64pfr1 = 0x0000000000000010ull;
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cpu->id_afr0 = 0x00000000;
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cpu->isar.id_dfr0 = 0x04010088;
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cpu->isar.id_isar0 = 0x02101110;
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cpu->isar.id_isar1 = 0x13112111;
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cpu->isar.id_isar2 = 0x21232042;
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cpu->isar.id_isar3 = 0x01112131;
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cpu->isar.id_isar4 = 0x00010142;
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cpu->isar.id_isar5 = 0x01011121;
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cpu->isar.id_isar6 = 0x00000010;
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cpu->isar.id_mmfr0 = 0x10201105;
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cpu->isar.id_mmfr1 = 0x40000000;
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cpu->isar.id_mmfr2 = 0x01260000;
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cpu->isar.id_mmfr3 = 0x02122211;
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cpu->isar.id_mmfr4 = 0x00021110;
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cpu->isar.id_pfr0 = 0x10010131;
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cpu->isar.id_pfr1 = 0x00010000; /* GIC filled in later */
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cpu->isar.id_pfr2 = 0x00000011;
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cpu->midr = 0x414fd0b1; /* r4p1 */
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cpu->revidr = 0;
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/* From B2.18 CCSIDR_EL1 */
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cpu->ccsidr[0] = 0x701fe01a; /* 64KB L1 dcache */
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cpu->ccsidr[1] = 0x201fe01a; /* 64KB L1 icache */
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cpu->ccsidr[2] = 0x707fe03a; /* 512KB L2 cache */
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/* From B2.93 SCTLR_EL3 */
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cpu->reset_sctlr = 0x30c50838;
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/* From B4.23 ICH_VTR_EL2 */
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cpu->gic_num_lrs = 4;
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cpu->gic_vpribits = 5;
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cpu->gic_vprebits = 5;
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cpu->gic_pribits = 5;
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/* From B5.1 AdvSIMD AArch64 register summary */
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cpu->isar.mvfr0 = 0x10110222;
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cpu->isar.mvfr1 = 0x13211111;
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cpu->isar.mvfr2 = 0x00000043;
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/* From D5.1 AArch64 PMU register summary */
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cpu->isar.reset_pmcr_el0 = 0x410b3000;
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}
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static void aarch64_a64fx_initfn(Object *obj)
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{
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ARMCPU *cpu = ARM_CPU(obj);
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cpu->dtb_compatible = "arm,a64fx";
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set_feature(&cpu->env, ARM_FEATURE_V8);
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set_feature(&cpu->env, ARM_FEATURE_NEON);
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set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
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set_feature(&cpu->env, ARM_FEATURE_AARCH64);
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set_feature(&cpu->env, ARM_FEATURE_EL2);
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set_feature(&cpu->env, ARM_FEATURE_EL3);
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set_feature(&cpu->env, ARM_FEATURE_PMU);
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cpu->midr = 0x461f0010;
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cpu->revidr = 0x00000000;
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cpu->ctr = 0x86668006;
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cpu->reset_sctlr = 0x30000180;
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cpu->isar.id_aa64pfr0 = 0x0000000101111111; /* No RAS Extensions */
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cpu->isar.id_aa64pfr1 = 0x0000000000000000;
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cpu->isar.id_aa64dfr0 = 0x0000000010305408;
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cpu->isar.id_aa64dfr1 = 0x0000000000000000;
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cpu->id_aa64afr0 = 0x0000000000000000;
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cpu->id_aa64afr1 = 0x0000000000000000;
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cpu->isar.id_aa64mmfr0 = 0x0000000000001122;
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cpu->isar.id_aa64mmfr1 = 0x0000000011212100;
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cpu->isar.id_aa64mmfr2 = 0x0000000000001011;
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cpu->isar.id_aa64isar0 = 0x0000000010211120;
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cpu->isar.id_aa64isar1 = 0x0000000000010001;
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cpu->isar.id_aa64zfr0 = 0x0000000000000000;
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cpu->clidr = 0x0000000080000023;
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cpu->ccsidr[0] = 0x7007e01c; /* 64KB L1 dcache */
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cpu->ccsidr[1] = 0x2007e01c; /* 64KB L1 icache */
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cpu->ccsidr[2] = 0x70ffe07c; /* 8MB L2 cache */
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cpu->dcz_blocksize = 6; /* 256 bytes */
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cpu->gic_num_lrs = 4;
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cpu->gic_vpribits = 5;
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cpu->gic_vprebits = 5;
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cpu->gic_pribits = 5;
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/* The A64FX supports only 128, 256 and 512 bit vector lengths */
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aarch64_add_sve_properties(obj);
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cpu->sve_vq.supported = (1 << 0) /* 128bit */
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| (1 << 1) /* 256bit */
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| (1 << 3); /* 512bit */
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cpu->isar.reset_pmcr_el0 = 0x46014040;
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/* TODO: Add A64FX specific HPC extension registers */
|
|
}
|
|
|
|
static const ARMCPRegInfo neoverse_n1_cp_reginfo[] = {
|
|
{ .name = "ATCR_EL1", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 0, .crn = 15, .crm = 7, .opc2 = 0,
|
|
.access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
|
{ .name = "ATCR_EL2", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 4, .crn = 15, .crm = 7, .opc2 = 0,
|
|
.access = PL2_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
|
{ .name = "ATCR_EL3", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 6, .crn = 15, .crm = 7, .opc2 = 0,
|
|
.access = PL3_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
|
{ .name = "ATCR_EL12", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 5, .crn = 15, .crm = 7, .opc2 = 0,
|
|
.access = PL2_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
|
{ .name = "AVTCR_EL2", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 4, .crn = 15, .crm = 7, .opc2 = 1,
|
|
.access = PL2_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
|
{ .name = "CPUACTLR_EL1", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 0, .crn = 15, .crm = 1, .opc2 = 0,
|
|
.access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
|
{ .name = "CPUACTLR2_EL1", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 0, .crn = 15, .crm = 1, .opc2 = 1,
|
|
.access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
|
{ .name = "CPUACTLR3_EL1", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 0, .crn = 15, .crm = 1, .opc2 = 2,
|
|
.access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
|
/*
|
|
* Report CPUCFR_EL1.SCU as 1, as we do not implement the DSU
|
|
* (and in particular its system registers).
|
|
*/
|
|
{ .name = "CPUCFR_EL1", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 0, .crn = 15, .crm = 0, .opc2 = 0,
|
|
.access = PL1_R, .type = ARM_CP_CONST, .resetvalue = 4 },
|
|
{ .name = "CPUECTLR_EL1", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 0, .crn = 15, .crm = 1, .opc2 = 4,
|
|
.access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0x961563010 },
|
|
{ .name = "CPUPCR_EL3", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 6, .crn = 15, .crm = 8, .opc2 = 1,
|
|
.access = PL3_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
|
{ .name = "CPUPMR_EL3", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 6, .crn = 15, .crm = 8, .opc2 = 3,
|
|
.access = PL3_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
|
{ .name = "CPUPOR_EL3", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 6, .crn = 15, .crm = 8, .opc2 = 2,
|
|
.access = PL3_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
|
{ .name = "CPUPSELR_EL3", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 6, .crn = 15, .crm = 8, .opc2 = 0,
|
|
.access = PL3_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
|
{ .name = "CPUPWRCTLR_EL1", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 0, .crn = 15, .crm = 2, .opc2 = 7,
|
|
.access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
|
{ .name = "ERXPFGCDN_EL1", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 0, .crn = 15, .crm = 2, .opc2 = 2,
|
|
.access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
|
{ .name = "ERXPFGCTL_EL1", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 0, .crn = 15, .crm = 2, .opc2 = 1,
|
|
.access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
|
{ .name = "ERXPFGF_EL1", .state = ARM_CP_STATE_AA64,
|
|
.opc0 = 3, .opc1 = 0, .crn = 15, .crm = 2, .opc2 = 0,
|
|
.access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 },
|
|
};
|
|
|
|
static void define_neoverse_n1_cp_reginfo(ARMCPU *cpu)
|
|
{
|
|
define_arm_cp_regs(cpu, neoverse_n1_cp_reginfo);
|
|
}
|
|
|
|
static void aarch64_neoverse_n1_initfn(Object *obj)
|
|
{
|
|
ARMCPU *cpu = ARM_CPU(obj);
|
|
|
|
cpu->dtb_compatible = "arm,neoverse-n1";
|
|
set_feature(&cpu->env, ARM_FEATURE_V8);
|
|
set_feature(&cpu->env, ARM_FEATURE_NEON);
|
|
set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER);
|
|
set_feature(&cpu->env, ARM_FEATURE_AARCH64);
|
|
set_feature(&cpu->env, ARM_FEATURE_CBAR_RO);
|
|
set_feature(&cpu->env, ARM_FEATURE_EL2);
|
|
set_feature(&cpu->env, ARM_FEATURE_EL3);
|
|
set_feature(&cpu->env, ARM_FEATURE_PMU);
|
|
|
|
/* Ordered by B2.4 AArch64 registers by functional group */
|
|
cpu->clidr = 0x82000023;
|
|
cpu->ctr = 0x8444c004;
|
|
cpu->dcz_blocksize = 4;
|
|
cpu->isar.id_aa64dfr0 = 0x0000000110305408ull;
|
|
cpu->isar.id_aa64isar0 = 0x0000100010211120ull;
|
|
cpu->isar.id_aa64isar1 = 0x0000000000100001ull;
|
|
cpu->isar.id_aa64mmfr0 = 0x0000000000101125ull;
|
|
cpu->isar.id_aa64mmfr1 = 0x0000000010212122ull;
|
|
cpu->isar.id_aa64mmfr2 = 0x0000000000001011ull;
|
|
cpu->isar.id_aa64pfr0 = 0x1100000010111112ull; /* GIC filled in later */
|
|
cpu->isar.id_aa64pfr1 = 0x0000000000000020ull;
|
|
cpu->id_afr0 = 0x00000000;
|
|
cpu->isar.id_dfr0 = 0x04010088;
|
|
cpu->isar.id_isar0 = 0x02101110;
|
|
cpu->isar.id_isar1 = 0x13112111;
|
|
cpu->isar.id_isar2 = 0x21232042;
|
|
cpu->isar.id_isar3 = 0x01112131;
|
|
cpu->isar.id_isar4 = 0x00010142;
|
|
cpu->isar.id_isar5 = 0x01011121;
|
|
cpu->isar.id_isar6 = 0x00000010;
|
|
cpu->isar.id_mmfr0 = 0x10201105;
|
|
cpu->isar.id_mmfr1 = 0x40000000;
|
|
cpu->isar.id_mmfr2 = 0x01260000;
|
|
cpu->isar.id_mmfr3 = 0x02122211;
|
|
cpu->isar.id_mmfr4 = 0x00021110;
|
|
cpu->isar.id_pfr0 = 0x10010131;
|
|
cpu->isar.id_pfr1 = 0x00010000; /* GIC filled in later */
|
|
cpu->isar.id_pfr2 = 0x00000011;
|
|
cpu->midr = 0x414fd0c1; /* r4p1 */
|
|
cpu->revidr = 0;
|
|
|
|
/* From B2.23 CCSIDR_EL1 */
|
|
cpu->ccsidr[0] = 0x701fe01a; /* 64KB L1 dcache */
|
|
cpu->ccsidr[1] = 0x201fe01a; /* 64KB L1 icache */
|
|
cpu->ccsidr[2] = 0x70ffe03a; /* 1MB L2 cache */
|
|
|
|
/* From B2.98 SCTLR_EL3 */
|
|
cpu->reset_sctlr = 0x30c50838;
|
|
|
|
/* From B4.23 ICH_VTR_EL2 */
|
|
cpu->gic_num_lrs = 4;
|
|
cpu->gic_vpribits = 5;
|
|
cpu->gic_vprebits = 5;
|
|
cpu->gic_pribits = 5;
|
|
|
|
/* From B5.1 AdvSIMD AArch64 register summary */
|
|
cpu->isar.mvfr0 = 0x10110222;
|
|
cpu->isar.mvfr1 = 0x13211111;
|
|
cpu->isar.mvfr2 = 0x00000043;
|
|
|
|
/* From D5.1 AArch64 PMU register summary */
|
|
cpu->isar.reset_pmcr_el0 = 0x410c3000;
|
|
|
|
define_neoverse_n1_cp_reginfo(cpu);
|
|
}
|
|
|
|
/*
|
|
* -cpu max: a CPU with as many features enabled as our emulation supports.
|
|
* The version of '-cpu max' for qemu-system-arm is defined in cpu32.c;
|
|
* this only needs to handle 64 bits.
|
|
*/
|
|
void aarch64_max_tcg_initfn(Object *obj)
|
|
{
|
|
ARMCPU *cpu = ARM_CPU(obj);
|
|
uint64_t t;
|
|
uint32_t u;
|
|
|
|
/*
|
|
* Reset MIDR so the guest doesn't mistake our 'max' CPU type for a real
|
|
* one and try to apply errata workarounds or use impdef features we
|
|
* don't provide.
|
|
* An IMPLEMENTER field of 0 means "reserved for software use";
|
|
* ARCHITECTURE must be 0xf indicating "v7 or later, check ID registers
|
|
* to see which features are present";
|
|
* the VARIANT, PARTNUM and REVISION fields are all implementation
|
|
* defined and we choose to define PARTNUM just in case guest
|
|
* code needs to distinguish this QEMU CPU from other software
|
|
* implementations, though this shouldn't be needed.
|
|
*/
|
|
t = FIELD_DP64(0, MIDR_EL1, IMPLEMENTER, 0);
|
|
t = FIELD_DP64(t, MIDR_EL1, ARCHITECTURE, 0xf);
|
|
t = FIELD_DP64(t, MIDR_EL1, PARTNUM, 'Q');
|
|
t = FIELD_DP64(t, MIDR_EL1, VARIANT, 0);
|
|
t = FIELD_DP64(t, MIDR_EL1, REVISION, 0);
|
|
cpu->midr = t;
|
|
|
|
/*
|
|
* We're going to set FEAT_S2FWB, which mandates that CLIDR_EL1.{LoUU,LoUIS}
|
|
* are zero.
|
|
*/
|
|
u = cpu->clidr;
|
|
u = FIELD_DP32(u, CLIDR_EL1, LOUIS, 0);
|
|
u = FIELD_DP32(u, CLIDR_EL1, LOUU, 0);
|
|
cpu->clidr = u;
|
|
|
|
t = cpu->isar.id_aa64isar0;
|
|
t = FIELD_DP64(t, ID_AA64ISAR0, AES, 2); /* FEAT_PMULL */
|
|
t = FIELD_DP64(t, ID_AA64ISAR0, SHA1, 1); /* FEAT_SHA1 */
|
|
t = FIELD_DP64(t, ID_AA64ISAR0, SHA2, 2); /* FEAT_SHA512 */
|
|
t = FIELD_DP64(t, ID_AA64ISAR0, CRC32, 1);
|
|
t = FIELD_DP64(t, ID_AA64ISAR0, ATOMIC, 2); /* FEAT_LSE */
|
|
t = FIELD_DP64(t, ID_AA64ISAR0, RDM, 1); /* FEAT_RDM */
|
|
t = FIELD_DP64(t, ID_AA64ISAR0, SHA3, 1); /* FEAT_SHA3 */
|
|
t = FIELD_DP64(t, ID_AA64ISAR0, SM3, 1); /* FEAT_SM3 */
|
|
t = FIELD_DP64(t, ID_AA64ISAR0, SM4, 1); /* FEAT_SM4 */
|
|
t = FIELD_DP64(t, ID_AA64ISAR0, DP, 1); /* FEAT_DotProd */
|
|
t = FIELD_DP64(t, ID_AA64ISAR0, FHM, 1); /* FEAT_FHM */
|
|
t = FIELD_DP64(t, ID_AA64ISAR0, TS, 2); /* FEAT_FlagM2 */
|
|
t = FIELD_DP64(t, ID_AA64ISAR0, TLB, 2); /* FEAT_TLBIRANGE */
|
|
t = FIELD_DP64(t, ID_AA64ISAR0, RNDR, 1); /* FEAT_RNG */
|
|
cpu->isar.id_aa64isar0 = t;
|
|
|
|
t = cpu->isar.id_aa64isar1;
|
|
t = FIELD_DP64(t, ID_AA64ISAR1, DPB, 2); /* FEAT_DPB2 */
|
|
t = FIELD_DP64(t, ID_AA64ISAR1, JSCVT, 1); /* FEAT_JSCVT */
|
|
t = FIELD_DP64(t, ID_AA64ISAR1, FCMA, 1); /* FEAT_FCMA */
|
|
t = FIELD_DP64(t, ID_AA64ISAR1, LRCPC, 2); /* FEAT_LRCPC2 */
|
|
t = FIELD_DP64(t, ID_AA64ISAR1, FRINTTS, 1); /* FEAT_FRINTTS */
|
|
t = FIELD_DP64(t, ID_AA64ISAR1, SB, 1); /* FEAT_SB */
|
|
t = FIELD_DP64(t, ID_AA64ISAR1, SPECRES, 1); /* FEAT_SPECRES */
|
|
t = FIELD_DP64(t, ID_AA64ISAR1, BF16, 1); /* FEAT_BF16 */
|
|
t = FIELD_DP64(t, ID_AA64ISAR1, DGH, 1); /* FEAT_DGH */
|
|
t = FIELD_DP64(t, ID_AA64ISAR1, I8MM, 1); /* FEAT_I8MM */
|
|
cpu->isar.id_aa64isar1 = t;
|
|
|
|
t = cpu->isar.id_aa64pfr0;
|
|
t = FIELD_DP64(t, ID_AA64PFR0, FP, 1); /* FEAT_FP16 */
|
|
t = FIELD_DP64(t, ID_AA64PFR0, ADVSIMD, 1); /* FEAT_FP16 */
|
|
t = FIELD_DP64(t, ID_AA64PFR0, RAS, 2); /* FEAT_RASv1p1 + FEAT_DoubleFault */
|
|
t = FIELD_DP64(t, ID_AA64PFR0, SVE, 1);
|
|
t = FIELD_DP64(t, ID_AA64PFR0, SEL2, 1); /* FEAT_SEL2 */
|
|
t = FIELD_DP64(t, ID_AA64PFR0, DIT, 1); /* FEAT_DIT */
|
|
t = FIELD_DP64(t, ID_AA64PFR0, CSV2, 2); /* FEAT_CSV2_2 */
|
|
t = FIELD_DP64(t, ID_AA64PFR0, CSV3, 1); /* FEAT_CSV3 */
|
|
cpu->isar.id_aa64pfr0 = t;
|
|
|
|
t = cpu->isar.id_aa64pfr1;
|
|
t = FIELD_DP64(t, ID_AA64PFR1, BT, 1); /* FEAT_BTI */
|
|
t = FIELD_DP64(t, ID_AA64PFR1, SSBS, 2); /* FEAT_SSBS2 */
|
|
/*
|
|
* Begin with full support for MTE. This will be downgraded to MTE=0
|
|
* during realize if the board provides no tag memory, much like
|
|
* we do for EL2 with the virtualization=on property.
|
|
*/
|
|
t = FIELD_DP64(t, ID_AA64PFR1, MTE, 3); /* FEAT_MTE3 */
|
|
t = FIELD_DP64(t, ID_AA64PFR1, RAS_FRAC, 0); /* FEAT_RASv1p1 + FEAT_DoubleFault */
|
|
t = FIELD_DP64(t, ID_AA64PFR1, SME, 1); /* FEAT_SME */
|
|
t = FIELD_DP64(t, ID_AA64PFR1, CSV2_FRAC, 0); /* FEAT_CSV2_2 */
|
|
cpu->isar.id_aa64pfr1 = t;
|
|
|
|
t = cpu->isar.id_aa64mmfr0;
|
|
t = FIELD_DP64(t, ID_AA64MMFR0, PARANGE, 6); /* FEAT_LPA: 52 bits */
|
|
t = FIELD_DP64(t, ID_AA64MMFR0, TGRAN16, 1); /* 16k pages supported */
|
|
t = FIELD_DP64(t, ID_AA64MMFR0, TGRAN16_2, 2); /* 16k stage2 supported */
|
|
t = FIELD_DP64(t, ID_AA64MMFR0, TGRAN64_2, 2); /* 64k stage2 supported */
|
|
t = FIELD_DP64(t, ID_AA64MMFR0, TGRAN4_2, 2); /* 4k stage2 supported */
|
|
t = FIELD_DP64(t, ID_AA64MMFR0, FGT, 1); /* FEAT_FGT */
|
|
cpu->isar.id_aa64mmfr0 = t;
|
|
|
|
t = cpu->isar.id_aa64mmfr1;
|
|
t = FIELD_DP64(t, ID_AA64MMFR1, HAFDBS, 2); /* FEAT_HAFDBS */
|
|
t = FIELD_DP64(t, ID_AA64MMFR1, VMIDBITS, 2); /* FEAT_VMID16 */
|
|
t = FIELD_DP64(t, ID_AA64MMFR1, VH, 1); /* FEAT_VHE */
|
|
t = FIELD_DP64(t, ID_AA64MMFR1, HPDS, 1); /* FEAT_HPDS */
|
|
t = FIELD_DP64(t, ID_AA64MMFR1, LO, 1); /* FEAT_LOR */
|
|
t = FIELD_DP64(t, ID_AA64MMFR1, PAN, 3); /* FEAT_PAN3 */
|
|
t = FIELD_DP64(t, ID_AA64MMFR1, XNX, 1); /* FEAT_XNX */
|
|
t = FIELD_DP64(t, ID_AA64MMFR1, ETS, 1); /* FEAT_ETS */
|
|
t = FIELD_DP64(t, ID_AA64MMFR1, HCX, 1); /* FEAT_HCX */
|
|
cpu->isar.id_aa64mmfr1 = t;
|
|
|
|
t = cpu->isar.id_aa64mmfr2;
|
|
t = FIELD_DP64(t, ID_AA64MMFR2, CNP, 1); /* FEAT_TTCNP */
|
|
t = FIELD_DP64(t, ID_AA64MMFR2, UAO, 1); /* FEAT_UAO */
|
|
t = FIELD_DP64(t, ID_AA64MMFR2, IESB, 1); /* FEAT_IESB */
|
|
t = FIELD_DP64(t, ID_AA64MMFR2, VARANGE, 1); /* FEAT_LVA */
|
|
t = FIELD_DP64(t, ID_AA64MMFR2, ST, 1); /* FEAT_TTST */
|
|
t = FIELD_DP64(t, ID_AA64MMFR2, AT, 1); /* FEAT_LSE2 */
|
|
t = FIELD_DP64(t, ID_AA64MMFR2, IDS, 1); /* FEAT_IDST */
|
|
t = FIELD_DP64(t, ID_AA64MMFR2, FWB, 1); /* FEAT_S2FWB */
|
|
t = FIELD_DP64(t, ID_AA64MMFR2, TTL, 1); /* FEAT_TTL */
|
|
t = FIELD_DP64(t, ID_AA64MMFR2, BBM, 2); /* FEAT_BBM at level 2 */
|
|
t = FIELD_DP64(t, ID_AA64MMFR2, EVT, 2); /* FEAT_EVT */
|
|
t = FIELD_DP64(t, ID_AA64MMFR2, E0PD, 1); /* FEAT_E0PD */
|
|
cpu->isar.id_aa64mmfr2 = t;
|
|
|
|
t = cpu->isar.id_aa64zfr0;
|
|
t = FIELD_DP64(t, ID_AA64ZFR0, SVEVER, 1);
|
|
t = FIELD_DP64(t, ID_AA64ZFR0, AES, 2); /* FEAT_SVE_PMULL128 */
|
|
t = FIELD_DP64(t, ID_AA64ZFR0, BITPERM, 1); /* FEAT_SVE_BitPerm */
|
|
t = FIELD_DP64(t, ID_AA64ZFR0, BFLOAT16, 1); /* FEAT_BF16 */
|
|
t = FIELD_DP64(t, ID_AA64ZFR0, SHA3, 1); /* FEAT_SVE_SHA3 */
|
|
t = FIELD_DP64(t, ID_AA64ZFR0, SM4, 1); /* FEAT_SVE_SM4 */
|
|
t = FIELD_DP64(t, ID_AA64ZFR0, I8MM, 1); /* FEAT_I8MM */
|
|
t = FIELD_DP64(t, ID_AA64ZFR0, F32MM, 1); /* FEAT_F32MM */
|
|
t = FIELD_DP64(t, ID_AA64ZFR0, F64MM, 1); /* FEAT_F64MM */
|
|
cpu->isar.id_aa64zfr0 = t;
|
|
|
|
t = cpu->isar.id_aa64dfr0;
|
|
t = FIELD_DP64(t, ID_AA64DFR0, DEBUGVER, 9); /* FEAT_Debugv8p4 */
|
|
t = FIELD_DP64(t, ID_AA64DFR0, PMUVER, 6); /* FEAT_PMUv3p5 */
|
|
cpu->isar.id_aa64dfr0 = t;
|
|
|
|
t = cpu->isar.id_aa64smfr0;
|
|
t = FIELD_DP64(t, ID_AA64SMFR0, F32F32, 1); /* FEAT_SME */
|
|
t = FIELD_DP64(t, ID_AA64SMFR0, B16F32, 1); /* FEAT_SME */
|
|
t = FIELD_DP64(t, ID_AA64SMFR0, F16F32, 1); /* FEAT_SME */
|
|
t = FIELD_DP64(t, ID_AA64SMFR0, I8I32, 0xf); /* FEAT_SME */
|
|
t = FIELD_DP64(t, ID_AA64SMFR0, F64F64, 1); /* FEAT_SME_F64F64 */
|
|
t = FIELD_DP64(t, ID_AA64SMFR0, I16I64, 0xf); /* FEAT_SME_I16I64 */
|
|
t = FIELD_DP64(t, ID_AA64SMFR0, FA64, 1); /* FEAT_SME_FA64 */
|
|
cpu->isar.id_aa64smfr0 = t;
|
|
|
|
/* Replicate the same data to the 32-bit id registers. */
|
|
aa32_max_features(cpu);
|
|
|
|
#ifdef CONFIG_USER_ONLY
|
|
/*
|
|
* For usermode -cpu max we can use a larger and more efficient DCZ
|
|
* blocksize since we don't have to follow what the hardware does.
|
|
*/
|
|
cpu->ctr = 0x80038003; /* 32 byte I and D cacheline size, VIPT icache */
|
|
cpu->dcz_blocksize = 7; /* 512 bytes */
|
|
#endif
|
|
|
|
cpu->sve_vq.supported = MAKE_64BIT_MASK(0, ARM_MAX_VQ);
|
|
cpu->sme_vq.supported = SVE_VQ_POW2_MAP;
|
|
|
|
aarch64_add_pauth_properties(obj);
|
|
aarch64_add_sve_properties(obj);
|
|
aarch64_add_sme_properties(obj);
|
|
object_property_add(obj, "sve-max-vq", "uint32", cpu_max_get_sve_max_vq,
|
|
cpu_max_set_sve_max_vq, NULL, NULL);
|
|
qdev_property_add_static(DEVICE(obj), &arm_cpu_lpa2_property);
|
|
}
|
|
|
|
static const ARMCPUInfo aarch64_cpus[] = {
|
|
{ .name = "cortex-a35", .initfn = aarch64_a35_initfn },
|
|
{ .name = "cortex-a55", .initfn = aarch64_a55_initfn },
|
|
{ .name = "cortex-a72", .initfn = aarch64_a72_initfn },
|
|
{ .name = "cortex-a76", .initfn = aarch64_a76_initfn },
|
|
{ .name = "a64fx", .initfn = aarch64_a64fx_initfn },
|
|
{ .name = "neoverse-n1", .initfn = aarch64_neoverse_n1_initfn },
|
|
};
|
|
|
|
static void aarch64_cpu_register_types(void)
|
|
{
|
|
size_t i;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(aarch64_cpus); ++i) {
|
|
aarch64_cpu_register(&aarch64_cpus[i]);
|
|
}
|
|
}
|
|
|
|
type_init(aarch64_cpu_register_types)
|