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Diffstat (limited to 'target/arm/tcg/cpu-v7m.c')
-rw-r--r--target/arm/tcg/cpu-v7m.c194
1 files changed, 104 insertions, 90 deletions
diff --git a/target/arm/tcg/cpu-v7m.c b/target/arm/tcg/cpu-v7m.c
index c059c68..eddd711 100644
--- a/target/arm/tcg/cpu-v7m.c
+++ b/target/arm/tcg/cpu-v7m.c
@@ -10,7 +10,7 @@
#include "qemu/osdep.h"
#include "cpu.h"
-#include "hw/core/tcg-cpu-ops.h"
+#include "accel/tcg/cpu-ops.h"
#include "internals.h"
#if !defined(CONFIG_USER_ONLY)
@@ -19,7 +19,6 @@
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;
@@ -35,7 +34,7 @@ static bool arm_v7m_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
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);
+ cs->cc->tcg_ops->do_interrupt(cs);
ret = true;
}
return ret;
@@ -46,6 +45,7 @@ static bool arm_v7m_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
static void cortex_m0_initfn(Object *obj)
{
ARMCPU *cpu = ARM_CPU(obj);
+ ARMISARegisters *isar = &cpu->isar;
set_feature(&cpu->env, ARM_FEATURE_V6);
set_feature(&cpu->env, ARM_FEATURE_M);
@@ -59,51 +59,53 @@ static void cortex_m0_initfn(Object *obj)
* 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;
+ SET_IDREG(isar, ID_PFR0, 0x00000030);
+ SET_IDREG(isar, ID_PFR1, 0x00000200);
+ SET_IDREG(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;
+ SET_IDREG(isar, ID_MMFR0, 0x00000030);
+ SET_IDREG(isar, ID_MMFR1, 0x00000000);
+ SET_IDREG(isar, ID_MMFR2, 0x00000000);
+ SET_IDREG(isar, ID_MMFR3, 0x00000000);
+ SET_IDREG(isar, ID_ISAR0, 0x01141110);
+ SET_IDREG(isar, ID_ISAR1, 0x02111000);
+ SET_IDREG(isar, ID_ISAR2, 0x21112231);
+ SET_IDREG(isar, ID_ISAR3, 0x01111110);
+ SET_IDREG(isar, ID_ISAR4, 0x01310102);
+ SET_IDREG(isar, ID_ISAR5, 0x00000000);
+ SET_IDREG(isar, ID_ISAR6, 0x00000000);
}
static void cortex_m3_initfn(Object *obj)
{
ARMCPU *cpu = ARM_CPU(obj);
+ ARMISARegisters *isar = &cpu->isar;
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;
+ SET_IDREG(isar, ID_PFR0, 0x00000030);
+ SET_IDREG(isar, ID_PFR1, 0x00000200);
+ SET_IDREG(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;
+ SET_IDREG(isar, ID_MMFR0, 0x00000030);
+ SET_IDREG(isar, ID_MMFR1, 0x00000000);
+ SET_IDREG(isar, ID_MMFR2, 0x00000000);
+ SET_IDREG(isar, ID_MMFR3, 0x00000000);
+ SET_IDREG(isar, ID_ISAR0, 0x01141110);
+ SET_IDREG(isar, ID_ISAR1, 0x02111000);
+ SET_IDREG(isar, ID_ISAR2, 0x21112231);
+ SET_IDREG(isar, ID_ISAR3, 0x01111110);
+ SET_IDREG(isar, ID_ISAR4, 0x01310102);
+ SET_IDREG(isar, ID_ISAR5, 0x00000000);
+ SET_IDREG(isar, ID_ISAR6, 0x00000000);
}
static void cortex_m4_initfn(Object *obj)
{
ARMCPU *cpu = ARM_CPU(obj);
+ ARMISARegisters *isar = &cpu->isar;
set_feature(&cpu->env, ARM_FEATURE_V7);
set_feature(&cpu->env, ARM_FEATURE_M);
@@ -114,26 +116,27 @@ static void cortex_m4_initfn(Object *obj)
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;
+ SET_IDREG(isar, ID_PFR0, 0x00000030);
+ SET_IDREG(isar, ID_PFR1, 0x00000200);
+ SET_IDREG(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;
+ SET_IDREG(isar, ID_MMFR0, 0x00000030);
+ SET_IDREG(isar, ID_MMFR1, 0x00000000);
+ SET_IDREG(isar, ID_MMFR2, 0x00000000);
+ SET_IDREG(isar, ID_MMFR3, 0x00000000);
+ SET_IDREG(isar, ID_ISAR0, 0x01141110);
+ SET_IDREG(isar, ID_ISAR1, 0x02111000);
+ SET_IDREG(isar, ID_ISAR2, 0x21112231);
+ SET_IDREG(isar, ID_ISAR3, 0x01111110);
+ SET_IDREG(isar, ID_ISAR4, 0x01310102);
+ SET_IDREG(isar, ID_ISAR5, 0x00000000);
+ SET_IDREG(isar, ID_ISAR6, 0x00000000);
}
static void cortex_m7_initfn(Object *obj)
{
ARMCPU *cpu = ARM_CPU(obj);
+ ARMISARegisters *isar = &cpu->isar;
set_feature(&cpu->env, ARM_FEATURE_V7);
set_feature(&cpu->env, ARM_FEATURE_M);
@@ -144,26 +147,27 @@ static void cortex_m7_initfn(Object *obj)
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;
+ SET_IDREG(isar, ID_PFR0, 0x00000030);
+ SET_IDREG(isar, ID_PFR1, 0x00000200);
+ SET_IDREG(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;
+ SET_IDREG(isar, ID_MMFR0, 0x00100030);
+ SET_IDREG(isar, ID_MMFR1, 0x00000000);
+ SET_IDREG(isar, ID_MMFR2, 0x01000000);
+ SET_IDREG(isar, ID_MMFR3, 0x00000000);
+ SET_IDREG(isar, ID_ISAR0, 0x01101110);
+ SET_IDREG(isar, ID_ISAR1, 0x02112000);
+ SET_IDREG(isar, ID_ISAR2, 0x20232231);
+ SET_IDREG(isar, ID_ISAR3, 0x01111131);
+ SET_IDREG(isar, ID_ISAR4, 0x01310132);
+ SET_IDREG(isar, ID_ISAR5, 0x00000000);
+ SET_IDREG(isar, ID_ISAR6, 0x00000000);
}
static void cortex_m33_initfn(Object *obj)
{
ARMCPU *cpu = ARM_CPU(obj);
+ ARMISARegisters *isar = &cpu->isar;
set_feature(&cpu->env, ARM_FEATURE_V8);
set_feature(&cpu->env, ARM_FEATURE_M);
@@ -176,21 +180,21 @@ static void cortex_m33_initfn(Object *obj)
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;
+ SET_IDREG(isar, ID_PFR0, 0x00000030);
+ SET_IDREG(isar, ID_PFR1, 0x00000210);
+ SET_IDREG(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;
+ SET_IDREG(isar, ID_MMFR0, 0x00101F40);
+ SET_IDREG(isar, ID_MMFR1, 0x00000000);
+ SET_IDREG(isar, ID_MMFR2, 0x01000000);
+ SET_IDREG(isar, ID_MMFR3, 0x00000000);
+ SET_IDREG(isar, ID_ISAR0, 0x01101110);
+ SET_IDREG(isar, ID_ISAR1, 0x02212000);
+ SET_IDREG(isar, ID_ISAR2, 0x20232232);
+ SET_IDREG(isar, ID_ISAR3, 0x01111131);
+ SET_IDREG(isar, ID_ISAR4, 0x01310132);
+ SET_IDREG(isar, ID_ISAR5, 0x00000000);
+ SET_IDREG(isar, ID_ISAR6, 0x00000000);
cpu->clidr = 0x00000000;
cpu->ctr = 0x8000c000;
}
@@ -198,6 +202,7 @@ static void cortex_m33_initfn(Object *obj)
static void cortex_m55_initfn(Object *obj)
{
ARMCPU *cpu = ARM_CPU(obj);
+ ARMISARegisters *isar = &cpu->isar;
set_feature(&cpu->env, ARM_FEATURE_V8);
set_feature(&cpu->env, ARM_FEATURE_V8_1M);
@@ -213,37 +218,47 @@ static void cortex_m55_initfn(Object *obj)
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;
+ SET_IDREG(isar, ID_PFR0, 0x20000030);
+ SET_IDREG(isar, ID_PFR1, 0x00000230);
+ SET_IDREG(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;
+ SET_IDREG(isar, ID_MMFR0, 0x00111040);
+ SET_IDREG(isar, ID_MMFR1, 0x00000000);
+ SET_IDREG(isar, ID_MMFR2, 0x01000000);
+ SET_IDREG(isar, ID_MMFR3, 0x00000011);
+ SET_IDREG(isar, ID_ISAR0, 0x01103110);
+ SET_IDREG(isar, ID_ISAR1, 0x02212000);
+ SET_IDREG(isar, ID_ISAR2, 0x20232232);
+ SET_IDREG(isar, ID_ISAR3, 0x01111131);
+ SET_IDREG(isar, ID_ISAR4, 0x01310132);
+ SET_IDREG(isar, ID_ISAR5, 0x00000000);
+ SET_IDREG(isar, ID_ISAR6, 0x00000000);
cpu->clidr = 0x00000000; /* caches not implemented */
cpu->ctr = 0x8303c003;
}
static const TCGCPUOps arm_v7m_tcg_ops = {
+ /* ARM processors have a weak memory model */
+ .guest_default_memory_order = 0,
+ .mttcg_supported = true,
+
.initialize = arm_translate_init,
+ .translate_code = arm_translate_code,
+ .get_tb_cpu_state = arm_get_tb_cpu_state,
.synchronize_from_tb = arm_cpu_synchronize_from_tb,
.debug_excp_handler = arm_debug_excp_handler,
.restore_state_to_opc = arm_restore_state_to_opc,
+ .mmu_index = arm_cpu_mmu_index,
#ifdef CONFIG_USER_ONLY
.record_sigsegv = arm_cpu_record_sigsegv,
.record_sigbus = arm_cpu_record_sigbus,
#else
- .tlb_fill = arm_cpu_tlb_fill,
+ .tlb_fill_align = arm_cpu_tlb_fill_align,
+ .pointer_wrap = cpu_pointer_wrap_uint32,
.cpu_exec_interrupt = arm_v7m_cpu_exec_interrupt,
+ .cpu_exec_halt = arm_cpu_exec_halt,
+ .cpu_exec_reset = cpu_reset,
.do_interrupt = arm_v7m_cpu_do_interrupt,
.do_transaction_failed = arm_cpu_do_transaction_failed,
.do_unaligned_access = arm_cpu_do_unaligned_access,
@@ -253,14 +268,13 @@ static const TCGCPUOps arm_v7m_tcg_ops = {
#endif /* !CONFIG_USER_ONLY */
};
-static void arm_v7m_class_init(ObjectClass *oc, void *data)
+static void arm_v7m_class_init(ObjectClass *oc, const void *data)
{
ARMCPUClass *acc = ARM_CPU_CLASS(oc);
CPUClass *cc = CPU_CLASS(oc);
acc->info = data;
cc->tcg_ops = &arm_v7m_tcg_ops;
- cc->gdb_core_xml_file = "arm-m-profile.xml";
}
static const ARMCPUInfo arm_v7m_cpus[] = {
generated by cgit v1.1 at 2025-07-02 23:48:36 +0000