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325b3ceff6
Move the reset FPSID to the ARMCPU struct, and set it in the per-implementation instance init function. At reset we then just copy the reset value into the CPUARMState field. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Acked-by: Andreas Färber <afaerber@suse.de>
86 lines
2.3 KiB
C
86 lines
2.3 KiB
C
/*
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* QEMU ARM CPU
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*
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* Copyright (c) 2012 SUSE LINUX Products GmbH
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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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#ifndef QEMU_ARM_CPU_QOM_H
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#define QEMU_ARM_CPU_QOM_H
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#include "qemu/cpu.h"
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#include "cpu.h"
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#define TYPE_ARM_CPU "arm-cpu"
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#define ARM_CPU_CLASS(klass) \
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OBJECT_CLASS_CHECK(ARMCPUClass, (klass), TYPE_ARM_CPU)
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#define ARM_CPU(obj) \
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OBJECT_CHECK(ARMCPU, (obj), TYPE_ARM_CPU)
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#define ARM_CPU_GET_CLASS(obj) \
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OBJECT_GET_CLASS(ARMCPUClass, (obj), TYPE_ARM_CPU)
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/**
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* ARMCPUClass:
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* @parent_reset: The parent class' reset handler.
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*
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* An ARM CPU model.
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*/
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typedef struct ARMCPUClass {
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/*< private >*/
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CPUClass parent_class;
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/*< public >*/
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void (*parent_reset)(CPUState *cpu);
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} ARMCPUClass;
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/**
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* ARMCPU:
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* @env: #CPUARMState
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*
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* An ARM CPU core.
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*/
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typedef struct ARMCPU {
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/*< private >*/
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CPUState parent_obj;
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/*< public >*/
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CPUARMState env;
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/* The instance init functions for implementation-specific subclasses
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* set these fields to specify the implementation-dependent values of
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* various constant registers and reset values of non-constant
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* registers.
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* Some of these might become QOM properties eventually.
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* Field names match the official register names as defined in the
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* ARMv7AR ARM Architecture Reference Manual. A reset_ prefix
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* is used for reset values of non-constant registers; no reset_
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* prefix means a constant register.
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*/
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uint32_t midr;
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uint32_t reset_fpsid;
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} ARMCPU;
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static inline ARMCPU *arm_env_get_cpu(CPUARMState *env)
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{
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return ARM_CPU(container_of(env, ARMCPU, env));
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}
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#define ENV_GET_CPU(e) CPU(arm_env_get_cpu(e))
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void arm_cpu_realize(ARMCPU *cpu);
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#endif
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