/* * QEMU ARM TCG CPUs. * * Copyright (c) 2012 SUSE LINUX Products GmbH * * This code is licensed under the GNU GPL v2 or later. * * SPDX-License-Identifier: GPL-2.0-or-later */ #include "qemu/osdep.h" #include "cpu.h" #ifdef CONFIG_TCG #include "hw/core/tcg-cpu-ops.h" #endif /* CONFIG_TCG */ #include "internals.h" #include "target/arm/idau.h" #if !defined(CONFIG_USER_ONLY) #include "hw/boards.h" #endif #include "cpregs.h" /* CPU models. These are not needed for the AArch64 linux-user build. */ #if !defined(CONFIG_USER_ONLY) || !defined(TARGET_AARCH64) #if !defined(CONFIG_USER_ONLY) && defined(CONFIG_TCG) static bool arm_v7m_cpu_exec_interrupt(CPUState *cs, int interrupt_request) { CPUClass *cc = CPU_GET_CLASS(cs); ARMCPU *cpu = ARM_CPU(cs); CPUARMState *env = &cpu->env; bool ret = false; /* * ARMv7-M interrupt masking works differently than -A or -R. * There is no FIQ/IRQ distinction. Instead of I and F bits * masking FIQ and IRQ interrupts, an exception is taken only * if it is higher priority than the current execution priority * (which depends on state like BASEPRI, FAULTMASK and the * currently active exception). */ if (interrupt_request & CPU_INTERRUPT_HARD && (armv7m_nvic_can_take_pending_exception(env->nvic))) { cs->exception_index = EXCP_IRQ; cc->tcg_ops->do_interrupt(cs); ret = true; } return ret; } #endif /* !CONFIG_USER_ONLY && CONFIG_TCG */ static void arm926_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "arm,arm926"; set_feature(&cpu->env, ARM_FEATURE_V5); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); set_feature(&cpu->env, ARM_FEATURE_CACHE_TEST_CLEAN); cpu->midr = 0x41069265; cpu->reset_fpsid = 0x41011090; cpu->ctr = 0x1dd20d2; cpu->reset_sctlr = 0x00090078; /* * ARMv5 does not have the ID_ISAR registers, but we can still * set the field to indicate Jazelle support within QEMU. */ cpu->isar.id_isar1 = FIELD_DP32(cpu->isar.id_isar1, ID_ISAR1, JAZELLE, 1); /* * Similarly, we need to set MVFR0 fields to enable vfp and short vector * support even though ARMv5 doesn't have this register. */ cpu->isar.mvfr0 = FIELD_DP32(cpu->isar.mvfr0, MVFR0, FPSHVEC, 1); cpu->isar.mvfr0 = FIELD_DP32(cpu->isar.mvfr0, MVFR0, FPSP, 1); cpu->isar.mvfr0 = FIELD_DP32(cpu->isar.mvfr0, MVFR0, FPDP, 1); } static void arm946_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "arm,arm946"; set_feature(&cpu->env, ARM_FEATURE_V5); set_feature(&cpu->env, ARM_FEATURE_PMSA); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); cpu->midr = 0x41059461; cpu->ctr = 0x0f004006; cpu->reset_sctlr = 0x00000078; } static void arm1026_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "arm,arm1026"; set_feature(&cpu->env, ARM_FEATURE_V5); set_feature(&cpu->env, ARM_FEATURE_AUXCR); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); set_feature(&cpu->env, ARM_FEATURE_CACHE_TEST_CLEAN); cpu->midr = 0x4106a262; cpu->reset_fpsid = 0x410110a0; cpu->ctr = 0x1dd20d2; cpu->reset_sctlr = 0x00090078; cpu->reset_auxcr = 1; /* * ARMv5 does not have the ID_ISAR registers, but we can still * set the field to indicate Jazelle support within QEMU. */ cpu->isar.id_isar1 = FIELD_DP32(cpu->isar.id_isar1, ID_ISAR1, JAZELLE, 1); /* * Similarly, we need to set MVFR0 fields to enable vfp and short vector * support even though ARMv5 doesn't have this register. */ cpu->isar.mvfr0 = FIELD_DP32(cpu->isar.mvfr0, MVFR0, FPSHVEC, 1); cpu->isar.mvfr0 = FIELD_DP32(cpu->isar.mvfr0, MVFR0, FPSP, 1); cpu->isar.mvfr0 = FIELD_DP32(cpu->isar.mvfr0, MVFR0, FPDP, 1); { /* The 1026 had an IFAR at c6,c0,0,1 rather than the ARMv6 c6,c0,0,2 */ ARMCPRegInfo ifar = { .name = "IFAR", .cp = 15, .crn = 6, .crm = 0, .opc1 = 0, .opc2 = 1, .access = PL1_RW, .fieldoffset = offsetof(CPUARMState, cp15.ifar_ns), .resetvalue = 0 }; define_one_arm_cp_reg(cpu, &ifar); } } static void arm1136_r2_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); /* * What qemu calls "arm1136_r2" is actually the 1136 r0p2, ie an * older core than plain "arm1136". In particular this does not * have the v6K features. * These ID register values are correct for 1136 but may be wrong * for 1136_r2 (in particular r0p2 does not actually implement most * of the ID registers). */ cpu->dtb_compatible = "arm,arm1136"; set_feature(&cpu->env, ARM_FEATURE_V6); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); set_feature(&cpu->env, ARM_FEATURE_CACHE_DIRTY_REG); set_feature(&cpu->env, ARM_FEATURE_CACHE_BLOCK_OPS); cpu->midr = 0x4107b362; cpu->reset_fpsid = 0x410120b4; cpu->isar.mvfr0 = 0x11111111; cpu->isar.mvfr1 = 0x00000000; cpu->ctr = 0x1dd20d2; cpu->reset_sctlr = 0x00050078; cpu->isar.id_pfr0 = 0x111; cpu->isar.id_pfr1 = 0x1; cpu->isar.id_dfr0 = 0x2; cpu->id_afr0 = 0x3; cpu->isar.id_mmfr0 = 0x01130003; cpu->isar.id_mmfr1 = 0x10030302; cpu->isar.id_mmfr2 = 0x01222110; cpu->isar.id_isar0 = 0x00140011; cpu->isar.id_isar1 = 0x12002111; cpu->isar.id_isar2 = 0x11231111; cpu->isar.id_isar3 = 0x01102131; cpu->isar.id_isar4 = 0x141; cpu->reset_auxcr = 7; } static void arm1136_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "arm,arm1136"; set_feature(&cpu->env, ARM_FEATURE_V6K); set_feature(&cpu->env, ARM_FEATURE_V6); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); set_feature(&cpu->env, ARM_FEATURE_CACHE_DIRTY_REG); set_feature(&cpu->env, ARM_FEATURE_CACHE_BLOCK_OPS); cpu->midr = 0x4117b363; cpu->reset_fpsid = 0x410120b4; cpu->isar.mvfr0 = 0x11111111; cpu->isar.mvfr1 = 0x00000000; cpu->ctr = 0x1dd20d2; cpu->reset_sctlr = 0x00050078; cpu->isar.id_pfr0 = 0x111; cpu->isar.id_pfr1 = 0x1; cpu->isar.id_dfr0 = 0x2; cpu->id_afr0 = 0x3; cpu->isar.id_mmfr0 = 0x01130003; cpu->isar.id_mmfr1 = 0x10030302; cpu->isar.id_mmfr2 = 0x01222110; cpu->isar.id_isar0 = 0x00140011; cpu->isar.id_isar1 = 0x12002111; cpu->isar.id_isar2 = 0x11231111; cpu->isar.id_isar3 = 0x01102131; cpu->isar.id_isar4 = 0x141; cpu->reset_auxcr = 7; } static void arm1176_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "arm,arm1176"; set_feature(&cpu->env, ARM_FEATURE_V6K); set_feature(&cpu->env, ARM_FEATURE_VAPA); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); set_feature(&cpu->env, ARM_FEATURE_CACHE_DIRTY_REG); set_feature(&cpu->env, ARM_FEATURE_CACHE_BLOCK_OPS); set_feature(&cpu->env, ARM_FEATURE_EL3); cpu->midr = 0x410fb767; cpu->reset_fpsid = 0x410120b5; cpu->isar.mvfr0 = 0x11111111; cpu->isar.mvfr1 = 0x00000000; cpu->ctr = 0x1dd20d2; cpu->reset_sctlr = 0x00050078; cpu->isar.id_pfr0 = 0x111; cpu->isar.id_pfr1 = 0x11; cpu->isar.id_dfr0 = 0x33; cpu->id_afr0 = 0; cpu->isar.id_mmfr0 = 0x01130003; cpu->isar.id_mmfr1 = 0x10030302; cpu->isar.id_mmfr2 = 0x01222100; cpu->isar.id_isar0 = 0x0140011; cpu->isar.id_isar1 = 0x12002111; cpu->isar.id_isar2 = 0x11231121; cpu->isar.id_isar3 = 0x01102131; cpu->isar.id_isar4 = 0x01141; cpu->reset_auxcr = 7; } static void arm11mpcore_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "arm,arm11mpcore"; set_feature(&cpu->env, ARM_FEATURE_V6K); set_feature(&cpu->env, ARM_FEATURE_VAPA); set_feature(&cpu->env, ARM_FEATURE_MPIDR); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); cpu->midr = 0x410fb022; cpu->reset_fpsid = 0x410120b4; cpu->isar.mvfr0 = 0x11111111; cpu->isar.mvfr1 = 0x00000000; cpu->ctr = 0x1d192992; /* 32K icache 32K dcache */ cpu->isar.id_pfr0 = 0x111; cpu->isar.id_pfr1 = 0x1; cpu->isar.id_dfr0 = 0; cpu->id_afr0 = 0x2; cpu->isar.id_mmfr0 = 0x01100103; cpu->isar.id_mmfr1 = 0x10020302; cpu->isar.id_mmfr2 = 0x01222000; cpu->isar.id_isar0 = 0x00100011; cpu->isar.id_isar1 = 0x12002111; cpu->isar.id_isar2 = 0x11221011; cpu->isar.id_isar3 = 0x01102131; cpu->isar.id_isar4 = 0x141; cpu->reset_auxcr = 1; } static const ARMCPRegInfo cortexa8_cp_reginfo[] = { { .name = "L2LOCKDOWN", .cp = 15, .crn = 9, .crm = 0, .opc1 = 1, .opc2 = 0, .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 }, { .name = "L2AUXCR", .cp = 15, .crn = 9, .crm = 0, .opc1 = 1, .opc2 = 2, .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 }, }; static void cortex_a8_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "arm,cortex-a8"; set_feature(&cpu->env, ARM_FEATURE_V7); set_feature(&cpu->env, ARM_FEATURE_NEON); set_feature(&cpu->env, ARM_FEATURE_THUMB2EE); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); set_feature(&cpu->env, ARM_FEATURE_EL3); cpu->midr = 0x410fc080; cpu->reset_fpsid = 0x410330c0; cpu->isar.mvfr0 = 0x11110222; cpu->isar.mvfr1 = 0x00011111; cpu->ctr = 0x82048004; cpu->reset_sctlr = 0x00c50078; cpu->isar.id_pfr0 = 0x1031; cpu->isar.id_pfr1 = 0x11; cpu->isar.id_dfr0 = 0x400; cpu->id_afr0 = 0; cpu->isar.id_mmfr0 = 0x31100003; cpu->isar.id_mmfr1 = 0x20000000; cpu->isar.id_mmfr2 = 0x01202000; cpu->isar.id_mmfr3 = 0x11; cpu->isar.id_isar0 = 0x00101111; cpu->isar.id_isar1 = 0x12112111; cpu->isar.id_isar2 = 0x21232031; cpu->isar.id_isar3 = 0x11112131; cpu->isar.id_isar4 = 0x00111142; cpu->isar.dbgdidr = 0x15141000; cpu->clidr = (1 << 27) | (2 << 24) | 3; cpu->ccsidr[0] = 0xe007e01a; /* 16k L1 dcache. */ cpu->ccsidr[1] = 0x2007e01a; /* 16k L1 icache. */ cpu->ccsidr[2] = 0xf0000000; /* No L2 icache. */ cpu->reset_auxcr = 2; define_arm_cp_regs(cpu, cortexa8_cp_reginfo); } static const ARMCPRegInfo cortexa9_cp_reginfo[] = { /* * power_control should be set to maximum latency. Again, * default to 0 and set by private hook */ { .name = "A9_PWRCTL", .cp = 15, .crn = 15, .crm = 0, .opc1 = 0, .opc2 = 0, .access = PL1_RW, .resetvalue = 0, .fieldoffset = offsetof(CPUARMState, cp15.c15_power_control) }, { .name = "A9_DIAG", .cp = 15, .crn = 15, .crm = 0, .opc1 = 0, .opc2 = 1, .access = PL1_RW, .resetvalue = 0, .fieldoffset = offsetof(CPUARMState, cp15.c15_diagnostic) }, { .name = "A9_PWRDIAG", .cp = 15, .crn = 15, .crm = 0, .opc1 = 0, .opc2 = 2, .access = PL1_RW, .resetvalue = 0, .fieldoffset = offsetof(CPUARMState, cp15.c15_power_diagnostic) }, { .name = "NEONBUSY", .cp = 15, .crn = 15, .crm = 1, .opc1 = 0, .opc2 = 0, .access = PL1_RW, .resetvalue = 0, .type = ARM_CP_CONST }, /* TLB lockdown control */ { .name = "TLB_LOCKR", .cp = 15, .crn = 15, .crm = 4, .opc1 = 5, .opc2 = 2, .access = PL1_W, .resetvalue = 0, .type = ARM_CP_NOP }, { .name = "TLB_LOCKW", .cp = 15, .crn = 15, .crm = 4, .opc1 = 5, .opc2 = 4, .access = PL1_W, .resetvalue = 0, .type = ARM_CP_NOP }, { .name = "TLB_VA", .cp = 15, .crn = 15, .crm = 5, .opc1 = 5, .opc2 = 2, .access = PL1_RW, .resetvalue = 0, .type = ARM_CP_CONST }, { .name = "TLB_PA", .cp = 15, .crn = 15, .crm = 6, .opc1 = 5, .opc2 = 2, .access = PL1_RW, .resetvalue = 0, .type = ARM_CP_CONST }, { .name = "TLB_ATTR", .cp = 15, .crn = 15, .crm = 7, .opc1 = 5, .opc2 = 2, .access = PL1_RW, .resetvalue = 0, .type = ARM_CP_CONST }, }; static void cortex_a9_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "arm,cortex-a9"; set_feature(&cpu->env, ARM_FEATURE_V7); set_feature(&cpu->env, ARM_FEATURE_NEON); set_feature(&cpu->env, ARM_FEATURE_THUMB2EE); set_feature(&cpu->env, ARM_FEATURE_EL3); /* * Note that A9 supports the MP extensions even for * A9UP and single-core A9MP (which are both different * and valid configurations; we don't model A9UP). */ set_feature(&cpu->env, ARM_FEATURE_V7MP); set_feature(&cpu->env, ARM_FEATURE_CBAR); cpu->midr = 0x410fc090; cpu->reset_fpsid = 0x41033090; cpu->isar.mvfr0 = 0x11110222; cpu->isar.mvfr1 = 0x01111111; cpu->ctr = 0x80038003; cpu->reset_sctlr = 0x00c50078; cpu->isar.id_pfr0 = 0x1031; cpu->isar.id_pfr1 = 0x11; cpu->isar.id_dfr0 = 0x000; cpu->id_afr0 = 0; cpu->isar.id_mmfr0 = 0x00100103; cpu->isar.id_mmfr1 = 0x20000000; cpu->isar.id_mmfr2 = 0x01230000; cpu->isar.id_mmfr3 = 0x00002111; cpu->isar.id_isar0 = 0x00101111; cpu->isar.id_isar1 = 0x13112111; cpu->isar.id_isar2 = 0x21232041; cpu->isar.id_isar3 = 0x11112131; cpu->isar.id_isar4 = 0x00111142; cpu->isar.dbgdidr = 0x35141000; cpu->clidr = (1 << 27) | (1 << 24) | 3; cpu->ccsidr[0] = 0xe00fe019; /* 16k L1 dcache. */ cpu->ccsidr[1] = 0x200fe019; /* 16k L1 icache. */ define_arm_cp_regs(cpu, cortexa9_cp_reginfo); } #ifndef CONFIG_USER_ONLY static uint64_t a15_l2ctlr_read(CPUARMState *env, const ARMCPRegInfo *ri) { MachineState *ms = MACHINE(qdev_get_machine()); /* * Linux wants the number of processors from here. * Might as well set the interrupt-controller bit too. */ return ((ms->smp.cpus - 1) << 24) | (1 << 23); } #endif static const ARMCPRegInfo cortexa15_cp_reginfo[] = { #ifndef CONFIG_USER_ONLY { .name = "L2CTLR", .cp = 15, .crn = 9, .crm = 0, .opc1 = 1, .opc2 = 2, .access = PL1_RW, .resetvalue = 0, .readfn = a15_l2ctlr_read, .writefn = arm_cp_write_ignore, }, #endif { .name = "L2ECTLR", .cp = 15, .crn = 9, .crm = 0, .opc1 = 1, .opc2 = 3, .access = PL1_RW, .type = ARM_CP_CONST, .resetvalue = 0 }, }; static void cortex_a7_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "arm,cortex-a7"; set_feature(&cpu->env, ARM_FEATURE_V7VE); set_feature(&cpu->env, ARM_FEATURE_NEON); set_feature(&cpu->env, ARM_FEATURE_THUMB2EE); set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); 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); cpu->kvm_target = QEMU_KVM_ARM_TARGET_CORTEX_A7; cpu->midr = 0x410fc075; cpu->reset_fpsid = 0x41023075; cpu->isar.mvfr0 = 0x10110222; cpu->isar.mvfr1 = 0x11111111; cpu->ctr = 0x84448003; cpu->reset_sctlr = 0x00c50078; cpu->isar.id_pfr0 = 0x00001131; cpu->isar.id_pfr1 = 0x00011011; cpu->isar.id_dfr0 = 0x02010555; cpu->id_afr0 = 0x00000000; cpu->isar.id_mmfr0 = 0x10101105; cpu->isar.id_mmfr1 = 0x40000000; cpu->isar.id_mmfr2 = 0x01240000; cpu->isar.id_mmfr3 = 0x02102211; /* * a7_mpcore_r0p5_trm, page 4-4 gives 0x01101110; but * table 4-41 gives 0x02101110, which includes the arm div insns. */ cpu->isar.id_isar0 = 0x02101110; cpu->isar.id_isar1 = 0x13112111; cpu->isar.id_isar2 = 0x21232041; cpu->isar.id_isar3 = 0x11112131; cpu->isar.id_isar4 = 0x10011142; cpu->isar.dbgdidr = 0x3515f005; cpu->clidr = 0x0a200023; cpu->ccsidr[0] = 0x701fe00a; /* 32K L1 dcache */ cpu->ccsidr[1] = 0x201fe00a; /* 32K L1 icache */ cpu->ccsidr[2] = 0x711fe07a; /* 4096K L2 unified cache */ define_arm_cp_regs(cpu, cortexa15_cp_reginfo); /* Same as A15 */ } static void cortex_a15_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "arm,cortex-a15"; set_feature(&cpu->env, ARM_FEATURE_V7VE); set_feature(&cpu->env, ARM_FEATURE_NEON); set_feature(&cpu->env, ARM_FEATURE_THUMB2EE); set_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); 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); cpu->kvm_target = QEMU_KVM_ARM_TARGET_CORTEX_A15; cpu->midr = 0x412fc0f1; cpu->reset_fpsid = 0x410430f0; cpu->isar.mvfr0 = 0x10110222; cpu->isar.mvfr1 = 0x11111111; cpu->ctr = 0x8444c004; cpu->reset_sctlr = 0x00c50078; cpu->isar.id_pfr0 = 0x00001131; cpu->isar.id_pfr1 = 0x00011011; cpu->isar.id_dfr0 = 0x02010555; cpu->id_afr0 = 0x00000000; cpu->isar.id_mmfr0 = 0x10201105; cpu->isar.id_mmfr1 = 0x20000000; cpu->isar.id_mmfr2 = 0x01240000; cpu->isar.id_mmfr3 = 0x02102211; cpu->isar.id_isar0 = 0x02101110; cpu->isar.id_isar1 = 0x13112111; cpu->isar.id_isar2 = 0x21232041; cpu->isar.id_isar3 = 0x11112131; cpu->isar.id_isar4 = 0x10011142; cpu->isar.dbgdidr = 0x3515f021; cpu->clidr = 0x0a200023; cpu->ccsidr[0] = 0x701fe00a; /* 32K L1 dcache */ cpu->ccsidr[1] = 0x201fe00a; /* 32K L1 icache */ cpu->ccsidr[2] = 0x711fe07a; /* 4096K L2 unified cache */ define_arm_cp_regs(cpu, cortexa15_cp_reginfo); } static void cortex_m0_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); set_feature(&cpu->env, ARM_FEATURE_V6); set_feature(&cpu->env, ARM_FEATURE_M); cpu->midr = 0x410cc200; /* * These ID register values are not guest visible, because * we do not implement the Main Extension. They must be set * to values corresponding to the Cortex-M0's implemented * features, because QEMU generally controls its emulation * by looking at ID register fields. We use the same values as * for the M3. */ cpu->isar.id_pfr0 = 0x00000030; cpu->isar.id_pfr1 = 0x00000200; cpu->isar.id_dfr0 = 0x00100000; cpu->id_afr0 = 0x00000000; cpu->isar.id_mmfr0 = 0x00000030; cpu->isar.id_mmfr1 = 0x00000000; cpu->isar.id_mmfr2 = 0x00000000; cpu->isar.id_mmfr3 = 0x00000000; cpu->isar.id_isar0 = 0x01141110; cpu->isar.id_isar1 = 0x02111000; cpu->isar.id_isar2 = 0x21112231; cpu->isar.id_isar3 = 0x01111110; cpu->isar.id_isar4 = 0x01310102; cpu->isar.id_isar5 = 0x00000000; cpu->isar.id_isar6 = 0x00000000; } static void cortex_m3_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); set_feature(&cpu->env, ARM_FEATURE_V7); set_feature(&cpu->env, ARM_FEATURE_M); set_feature(&cpu->env, ARM_FEATURE_M_MAIN); cpu->midr = 0x410fc231; cpu->pmsav7_dregion = 8; cpu->isar.id_pfr0 = 0x00000030; cpu->isar.id_pfr1 = 0x00000200; cpu->isar.id_dfr0 = 0x00100000; cpu->id_afr0 = 0x00000000; cpu->isar.id_mmfr0 = 0x00000030; cpu->isar.id_mmfr1 = 0x00000000; cpu->isar.id_mmfr2 = 0x00000000; cpu->isar.id_mmfr3 = 0x00000000; cpu->isar.id_isar0 = 0x01141110; cpu->isar.id_isar1 = 0x02111000; cpu->isar.id_isar2 = 0x21112231; cpu->isar.id_isar3 = 0x01111110; cpu->isar.id_isar4 = 0x01310102; cpu->isar.id_isar5 = 0x00000000; cpu->isar.id_isar6 = 0x00000000; } static void cortex_m4_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); set_feature(&cpu->env, ARM_FEATURE_V7); set_feature(&cpu->env, ARM_FEATURE_M); set_feature(&cpu->env, ARM_FEATURE_M_MAIN); set_feature(&cpu->env, ARM_FEATURE_THUMB_DSP); cpu->midr = 0x410fc240; /* r0p0 */ cpu->pmsav7_dregion = 8; cpu->isar.mvfr0 = 0x10110021; cpu->isar.mvfr1 = 0x11000011; cpu->isar.mvfr2 = 0x00000000; cpu->isar.id_pfr0 = 0x00000030; cpu->isar.id_pfr1 = 0x00000200; cpu->isar.id_dfr0 = 0x00100000; cpu->id_afr0 = 0x00000000; cpu->isar.id_mmfr0 = 0x00000030; cpu->isar.id_mmfr1 = 0x00000000; cpu->isar.id_mmfr2 = 0x00000000; cpu->isar.id_mmfr3 = 0x00000000; cpu->isar.id_isar0 = 0x01141110; cpu->isar.id_isar1 = 0x02111000; cpu->isar.id_isar2 = 0x21112231; cpu->isar.id_isar3 = 0x01111110; cpu->isar.id_isar4 = 0x01310102; cpu->isar.id_isar5 = 0x00000000; cpu->isar.id_isar6 = 0x00000000; } static void cortex_m7_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); set_feature(&cpu->env, ARM_FEATURE_V7); set_feature(&cpu->env, ARM_FEATURE_M); set_feature(&cpu->env, ARM_FEATURE_M_MAIN); set_feature(&cpu->env, ARM_FEATURE_THUMB_DSP); cpu->midr = 0x411fc272; /* r1p2 */ cpu->pmsav7_dregion = 8; cpu->isar.mvfr0 = 0x10110221; cpu->isar.mvfr1 = 0x12000011; cpu->isar.mvfr2 = 0x00000040; cpu->isar.id_pfr0 = 0x00000030; cpu->isar.id_pfr1 = 0x00000200; cpu->isar.id_dfr0 = 0x00100000; cpu->id_afr0 = 0x00000000; cpu->isar.id_mmfr0 = 0x00100030; cpu->isar.id_mmfr1 = 0x00000000; cpu->isar.id_mmfr2 = 0x01000000; cpu->isar.id_mmfr3 = 0x00000000; cpu->isar.id_isar0 = 0x01101110; cpu->isar.id_isar1 = 0x02112000; cpu->isar.id_isar2 = 0x20232231; cpu->isar.id_isar3 = 0x01111131; cpu->isar.id_isar4 = 0x01310132; cpu->isar.id_isar5 = 0x00000000; cpu->isar.id_isar6 = 0x00000000; } static void cortex_m33_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); set_feature(&cpu->env, ARM_FEATURE_V8); set_feature(&cpu->env, ARM_FEATURE_M); set_feature(&cpu->env, ARM_FEATURE_M_MAIN); set_feature(&cpu->env, ARM_FEATURE_M_SECURITY); set_feature(&cpu->env, ARM_FEATURE_THUMB_DSP); cpu->midr = 0x410fd213; /* r0p3 */ cpu->pmsav7_dregion = 16; cpu->sau_sregion = 8; cpu->isar.mvfr0 = 0x10110021; cpu->isar.mvfr1 = 0x11000011; cpu->isar.mvfr2 = 0x00000040; cpu->isar.id_pfr0 = 0x00000030; cpu->isar.id_pfr1 = 0x00000210; cpu->isar.id_dfr0 = 0x00200000; cpu->id_afr0 = 0x00000000; cpu->isar.id_mmfr0 = 0x00101F40; cpu->isar.id_mmfr1 = 0x00000000; cpu->isar.id_mmfr2 = 0x01000000; cpu->isar.id_mmfr3 = 0x00000000; cpu->isar.id_isar0 = 0x01101110; cpu->isar.id_isar1 = 0x02212000; cpu->isar.id_isar2 = 0x20232232; cpu->isar.id_isar3 = 0x01111131; cpu->isar.id_isar4 = 0x01310132; cpu->isar.id_isar5 = 0x00000000; cpu->isar.id_isar6 = 0x00000000; cpu->clidr = 0x00000000; cpu->ctr = 0x8000c000; } static void cortex_m55_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); set_feature(&cpu->env, ARM_FEATURE_V8); set_feature(&cpu->env, ARM_FEATURE_V8_1M); set_feature(&cpu->env, ARM_FEATURE_M); set_feature(&cpu->env, ARM_FEATURE_M_MAIN); set_feature(&cpu->env, ARM_FEATURE_M_SECURITY); set_feature(&cpu->env, ARM_FEATURE_THUMB_DSP); cpu->midr = 0x410fd221; /* r0p1 */ cpu->revidr = 0; cpu->pmsav7_dregion = 16; cpu->sau_sregion = 8; /* These are the MVFR* values for the FPU + full MVE configuration */ cpu->isar.mvfr0 = 0x10110221; cpu->isar.mvfr1 = 0x12100211; cpu->isar.mvfr2 = 0x00000040; cpu->isar.id_pfr0 = 0x20000030; cpu->isar.id_pfr1 = 0x00000230; cpu->isar.id_dfr0 = 0x10200000; cpu->id_afr0 = 0x00000000; cpu->isar.id_mmfr0 = 0x00111040; cpu->isar.id_mmfr1 = 0x00000000; cpu->isar.id_mmfr2 = 0x01000000; cpu->isar.id_mmfr3 = 0x00000011; cpu->isar.id_isar0 = 0x01103110; cpu->isar.id_isar1 = 0x02212000; cpu->isar.id_isar2 = 0x20232232; cpu->isar.id_isar3 = 0x01111131; cpu->isar.id_isar4 = 0x01310132; cpu->isar.id_isar5 = 0x00000000; cpu->isar.id_isar6 = 0x00000000; cpu->clidr = 0x00000000; /* caches not implemented */ cpu->ctr = 0x8303c003; } static const ARMCPRegInfo cortexr5_cp_reginfo[] = { /* Dummy the TCM region regs for the moment */ { .name = "ATCM", .cp = 15, .opc1 = 0, .crn = 9, .crm = 1, .opc2 = 0, .access = PL1_RW, .type = ARM_CP_CONST }, { .name = "BTCM", .cp = 15, .opc1 = 0, .crn = 9, .crm = 1, .opc2 = 1, .access = PL1_RW, .type = ARM_CP_CONST }, { .name = "DCACHE_INVAL", .cp = 15, .opc1 = 0, .crn = 15, .crm = 5, .opc2 = 0, .access = PL1_W, .type = ARM_CP_NOP }, }; static void cortex_r5_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); set_feature(&cpu->env, ARM_FEATURE_V7); set_feature(&cpu->env, ARM_FEATURE_V7MP); set_feature(&cpu->env, ARM_FEATURE_PMSA); set_feature(&cpu->env, ARM_FEATURE_PMU); cpu->midr = 0x411fc153; /* r1p3 */ cpu->isar.id_pfr0 = 0x0131; cpu->isar.id_pfr1 = 0x001; cpu->isar.id_dfr0 = 0x010400; cpu->id_afr0 = 0x0; cpu->isar.id_mmfr0 = 0x0210030; cpu->isar.id_mmfr1 = 0x00000000; cpu->isar.id_mmfr2 = 0x01200000; cpu->isar.id_mmfr3 = 0x0211; cpu->isar.id_isar0 = 0x02101111; cpu->isar.id_isar1 = 0x13112111; cpu->isar.id_isar2 = 0x21232141; cpu->isar.id_isar3 = 0x01112131; cpu->isar.id_isar4 = 0x0010142; cpu->isar.id_isar5 = 0x0; cpu->isar.id_isar6 = 0x0; cpu->mp_is_up = true; cpu->pmsav7_dregion = 16; define_arm_cp_regs(cpu, cortexr5_cp_reginfo); } static void cortex_r5f_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cortex_r5_initfn(obj); cpu->isar.mvfr0 = 0x10110221; cpu->isar.mvfr1 = 0x00000011; } static void ti925t_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); set_feature(&cpu->env, ARM_FEATURE_V4T); set_feature(&cpu->env, ARM_FEATURE_OMAPCP); cpu->midr = ARM_CPUID_TI925T; cpu->ctr = 0x5109149; cpu->reset_sctlr = 0x00000070; } static void sa1100_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "intel,sa1100"; set_feature(&cpu->env, ARM_FEATURE_STRONGARM); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); cpu->midr = 0x4401A11B; cpu->reset_sctlr = 0x00000070; } static void sa1110_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); set_feature(&cpu->env, ARM_FEATURE_STRONGARM); set_feature(&cpu->env, ARM_FEATURE_DUMMY_C15_REGS); cpu->midr = 0x6901B119; cpu->reset_sctlr = 0x00000070; } static void pxa250_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "marvell,xscale"; set_feature(&cpu->env, ARM_FEATURE_V5); set_feature(&cpu->env, ARM_FEATURE_XSCALE); cpu->midr = 0x69052100; cpu->ctr = 0xd172172; cpu->reset_sctlr = 0x00000078; } static void pxa255_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "marvell,xscale"; set_feature(&cpu->env, ARM_FEATURE_V5); set_feature(&cpu->env, ARM_FEATURE_XSCALE); cpu->midr = 0x69052d00; cpu->ctr = 0xd172172; cpu->reset_sctlr = 0x00000078; } static void pxa260_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "marvell,xscale"; set_feature(&cpu->env, ARM_FEATURE_V5); set_feature(&cpu->env, ARM_FEATURE_XSCALE); cpu->midr = 0x69052903; cpu->ctr = 0xd172172; cpu->reset_sctlr = 0x00000078; } static void pxa261_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "marvell,xscale"; set_feature(&cpu->env, ARM_FEATURE_V5); set_feature(&cpu->env, ARM_FEATURE_XSCALE); cpu->midr = 0x69052d05; cpu->ctr = 0xd172172; cpu->reset_sctlr = 0x00000078; } static void pxa262_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "marvell,xscale"; set_feature(&cpu->env, ARM_FEATURE_V5); set_feature(&cpu->env, ARM_FEATURE_XSCALE); cpu->midr = 0x69052d06; cpu->ctr = 0xd172172; cpu->reset_sctlr = 0x00000078; } static void pxa270a0_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "marvell,xscale"; set_feature(&cpu->env, ARM_FEATURE_V5); set_feature(&cpu->env, ARM_FEATURE_XSCALE); set_feature(&cpu->env, ARM_FEATURE_IWMMXT); cpu->midr = 0x69054110; cpu->ctr = 0xd172172; cpu->reset_sctlr = 0x00000078; } static void pxa270a1_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "marvell,xscale"; set_feature(&cpu->env, ARM_FEATURE_V5); set_feature(&cpu->env, ARM_FEATURE_XSCALE); set_feature(&cpu->env, ARM_FEATURE_IWMMXT); cpu->midr = 0x69054111; cpu->ctr = 0xd172172; cpu->reset_sctlr = 0x00000078; } static void pxa270b0_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "marvell,xscale"; set_feature(&cpu->env, ARM_FEATURE_V5); set_feature(&cpu->env, ARM_FEATURE_XSCALE); set_feature(&cpu->env, ARM_FEATURE_IWMMXT); cpu->midr = 0x69054112; cpu->ctr = 0xd172172; cpu->reset_sctlr = 0x00000078; } static void pxa270b1_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "marvell,xscale"; set_feature(&cpu->env, ARM_FEATURE_V5); set_feature(&cpu->env, ARM_FEATURE_XSCALE); set_feature(&cpu->env, ARM_FEATURE_IWMMXT); cpu->midr = 0x69054113; cpu->ctr = 0xd172172; cpu->reset_sctlr = 0x00000078; } static void pxa270c0_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "marvell,xscale"; set_feature(&cpu->env, ARM_FEATURE_V5); set_feature(&cpu->env, ARM_FEATURE_XSCALE); set_feature(&cpu->env, ARM_FEATURE_IWMMXT); cpu->midr = 0x69054114; cpu->ctr = 0xd172172; cpu->reset_sctlr = 0x00000078; } static void pxa270c5_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cpu->dtb_compatible = "marvell,xscale"; set_feature(&cpu->env, ARM_FEATURE_V5); set_feature(&cpu->env, ARM_FEATURE_XSCALE); set_feature(&cpu->env, ARM_FEATURE_IWMMXT); cpu->midr = 0x69054117; cpu->ctr = 0xd172172; cpu->reset_sctlr = 0x00000078; } #ifdef CONFIG_TCG static const struct TCGCPUOps arm_v7m_tcg_ops = { .initialize = arm_translate_init, .synchronize_from_tb = arm_cpu_synchronize_from_tb, .debug_excp_handler = arm_debug_excp_handler, #ifdef CONFIG_USER_ONLY .record_sigsegv = arm_cpu_record_sigsegv, .record_sigbus = arm_cpu_record_sigbus, #else .tlb_fill = arm_cpu_tlb_fill, .cpu_exec_interrupt = arm_v7m_cpu_exec_interrupt, .do_interrupt = arm_v7m_cpu_do_interrupt, .do_transaction_failed = arm_cpu_do_transaction_failed, .do_unaligned_access = arm_cpu_do_unaligned_access, .adjust_watchpoint_address = arm_adjust_watchpoint_address, .debug_check_watchpoint = arm_debug_check_watchpoint, .debug_check_breakpoint = arm_debug_check_breakpoint, #endif /* !CONFIG_USER_ONLY */ }; #endif /* CONFIG_TCG */ static void arm_v7m_class_init(ObjectClass *oc, void *data) { ARMCPUClass *acc = ARM_CPU_CLASS(oc); CPUClass *cc = CPU_CLASS(oc); acc->info = data; #ifdef CONFIG_TCG cc->tcg_ops = &arm_v7m_tcg_ops; #endif /* CONFIG_TCG */ cc->gdb_core_xml_file = "arm-m-profile.xml"; } #ifndef TARGET_AARCH64 /* * -cpu max: a CPU with as many features enabled as our emulation supports. * The version of '-cpu max' for qemu-system-aarch64 is defined in cpu64.c; * this only needs to handle 32 bits, and need not care about KVM. */ static void arm_max_initfn(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); cortex_a15_initfn(obj); /* old-style VFP short-vector support */ cpu->isar.mvfr0 = FIELD_DP32(cpu->isar.mvfr0, MVFR0, FPSHVEC, 1); #ifdef CONFIG_USER_ONLY /* * We don't set these in system emulation mode for the moment, * since we don't correctly set (all of) the ID registers to * advertise them. */ set_feature(&cpu->env, ARM_FEATURE_V8); { uint32_t t; t = cpu->isar.id_isar5; t = FIELD_DP32(t, ID_ISAR5, AES, 2); t = FIELD_DP32(t, ID_ISAR5, SHA1, 1); t = FIELD_DP32(t, ID_ISAR5, SHA2, 1); t = FIELD_DP32(t, ID_ISAR5, CRC32, 1); t = FIELD_DP32(t, ID_ISAR5, RDM, 1); t = FIELD_DP32(t, ID_ISAR5, VCMA, 1); cpu->isar.id_isar5 = t; t = cpu->isar.id_isar6; t = FIELD_DP32(t, ID_ISAR6, JSCVT, 1); t = FIELD_DP32(t, ID_ISAR6, DP, 1); t = FIELD_DP32(t, ID_ISAR6, FHM, 1); t = FIELD_DP32(t, ID_ISAR6, SB, 1); t = FIELD_DP32(t, ID_ISAR6, SPECRES, 1); t = FIELD_DP32(t, ID_ISAR6, BF16, 1); t = FIELD_DP32(t, ID_ISAR6, I8MM, 1); cpu->isar.id_isar6 = t; t = cpu->isar.mvfr1; t = FIELD_DP32(t, MVFR1, FPHP, 3); /* v8.2-FP16 */ t = FIELD_DP32(t, MVFR1, SIMDHP, 2); /* v8.2-FP16 */ cpu->isar.mvfr1 = t; t = cpu->isar.mvfr2; t = FIELD_DP32(t, MVFR2, SIMDMISC, 3); /* SIMD MaxNum */ t = FIELD_DP32(t, MVFR2, FPMISC, 4); /* FP MaxNum */ cpu->isar.mvfr2 = t; t = cpu->isar.id_mmfr3; t = FIELD_DP32(t, ID_MMFR3, PAN, 2); /* ATS1E1 */ cpu->isar.id_mmfr3 = t; t = cpu->isar.id_mmfr4; t = FIELD_DP32(t, ID_MMFR4, HPDS, 1); /* AA32HPD */ t = FIELD_DP32(t, ID_MMFR4, AC2, 1); /* ACTLR2, HACTLR2 */ t = FIELD_DP32(t, ID_MMFR4, CNP, 1); /* TTCNP */ t = FIELD_DP32(t, ID_MMFR4, XNX, 1); /* TTS2UXN */ cpu->isar.id_mmfr4 = t; t = cpu->isar.id_pfr0; t = FIELD_DP32(t, ID_PFR0, DIT, 1); cpu->isar.id_pfr0 = t; t = cpu->isar.id_pfr2; t = FIELD_DP32(t, ID_PFR2, SSBS, 1); cpu->isar.id_pfr2 = t; } #endif /* CONFIG_USER_ONLY */ } #endif /* !TARGET_AARCH64 */ static const ARMCPUInfo arm_tcg_cpus[] = { { .name = "arm926", .initfn = arm926_initfn }, { .name = "arm946", .initfn = arm946_initfn }, { .name = "arm1026", .initfn = arm1026_initfn }, /* * What QEMU calls "arm1136-r2" is actually the 1136 r0p2, i.e. an * older core than plain "arm1136". In particular this does not * have the v6K features. */ { .name = "arm1136-r2", .initfn = arm1136_r2_initfn }, { .name = "arm1136", .initfn = arm1136_initfn }, { .name = "arm1176", .initfn = arm1176_initfn }, { .name = "arm11mpcore", .initfn = arm11mpcore_initfn }, { .name = "cortex-a7", .initfn = cortex_a7_initfn }, { .name = "cortex-a8", .initfn = cortex_a8_initfn }, { .name = "cortex-a9", .initfn = cortex_a9_initfn }, { .name = "cortex-a15", .initfn = cortex_a15_initfn }, { .name = "cortex-m0", .initfn = cortex_m0_initfn, .class_init = arm_v7m_class_init }, { .name = "cortex-m3", .initfn = cortex_m3_initfn, .class_init = arm_v7m_class_init }, { .name = "cortex-m4", .initfn = cortex_m4_initfn, .class_init = arm_v7m_class_init }, { .name = "cortex-m7", .initfn = cortex_m7_initfn, .class_init = arm_v7m_class_init }, { .name = "cortex-m33", .initfn = cortex_m33_initfn, .class_init = arm_v7m_class_init }, { .name = "cortex-m55", .initfn = cortex_m55_initfn, .class_init = arm_v7m_class_init }, { .name = "cortex-r5", .initfn = cortex_r5_initfn }, { .name = "cortex-r5f", .initfn = cortex_r5f_initfn }, { .name = "ti925t", .initfn = ti925t_initfn }, { .name = "sa1100", .initfn = sa1100_initfn }, { .name = "sa1110", .initfn = sa1110_initfn }, { .name = "pxa250", .initfn = pxa250_initfn }, { .name = "pxa255", .initfn = pxa255_initfn }, { .name = "pxa260", .initfn = pxa260_initfn }, { .name = "pxa261", .initfn = pxa261_initfn }, { .name = "pxa262", .initfn = pxa262_initfn }, /* "pxa270" is an alias for "pxa270-a0" */ { .name = "pxa270", .initfn = pxa270a0_initfn }, { .name = "pxa270-a0", .initfn = pxa270a0_initfn }, { .name = "pxa270-a1", .initfn = pxa270a1_initfn }, { .name = "pxa270-b0", .initfn = pxa270b0_initfn }, { .name = "pxa270-b1", .initfn = pxa270b1_initfn }, { .name = "pxa270-c0", .initfn = pxa270c0_initfn }, { .name = "pxa270-c5", .initfn = pxa270c5_initfn }, #ifndef TARGET_AARCH64 { .name = "max", .initfn = arm_max_initfn }, #endif #ifdef CONFIG_USER_ONLY { .name = "any", .initfn = arm_max_initfn }, #endif }; static const TypeInfo idau_interface_type_info = { .name = TYPE_IDAU_INTERFACE, .parent = TYPE_INTERFACE, .class_size = sizeof(IDAUInterfaceClass), }; static void arm_tcg_cpu_register_types(void) { size_t i; type_register_static(&idau_interface_type_info); for (i = 0; i < ARRAY_SIZE(arm_tcg_cpus); ++i) { arm_cpu_register(&arm_tcg_cpus[i]); } } type_init(arm_tcg_cpu_register_types) #endif /* !CONFIG_USER_ONLY || !TARGET_AARCH64 */