fadf982584
Introduce ENV_OFFSET macros which can be used in non-target-specific code that needs to generate TCG instructions which reference CPUState fields given the cpu_env register that TCG targets set up with a pointer to the CPUArchState struct. Signed-off-by: Andreas Färber <afaerber@suse.de> Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Reviewed-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
84 lines
2.7 KiB
C
84 lines
2.7 KiB
C
/*
|
|
* QEMU Xtensa CPU
|
|
*
|
|
* Copyright (c) 2012 SUSE LINUX Products GmbH
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* * Neither the name of the Open Source and Linux Lab nor the
|
|
* names of its contributors may be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
|
|
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
#ifndef QEMU_XTENSA_CPU_QOM_H
|
|
#define QEMU_XTENSA_CPU_QOM_H
|
|
|
|
#include "qom/cpu.h"
|
|
#include "cpu.h"
|
|
|
|
#define TYPE_XTENSA_CPU "xtensa-cpu"
|
|
|
|
#define XTENSA_CPU_CLASS(class) \
|
|
OBJECT_CLASS_CHECK(XtensaCPUClass, (class), TYPE_XTENSA_CPU)
|
|
#define XTENSA_CPU(obj) \
|
|
OBJECT_CHECK(XtensaCPU, (obj), TYPE_XTENSA_CPU)
|
|
#define XTENSA_CPU_GET_CLASS(obj) \
|
|
OBJECT_GET_CLASS(XtensaCPUClass, (obj), TYPE_XTENSA_CPU)
|
|
|
|
/**
|
|
* XtensaCPUClass:
|
|
* @parent_realize: The parent class' realize handler.
|
|
* @parent_reset: The parent class' reset handler.
|
|
*
|
|
* An Xtensa CPU model.
|
|
*/
|
|
typedef struct XtensaCPUClass {
|
|
/*< private >*/
|
|
CPUClass parent_class;
|
|
/*< public >*/
|
|
|
|
DeviceRealize parent_realize;
|
|
void (*parent_reset)(CPUState *cpu);
|
|
} XtensaCPUClass;
|
|
|
|
/**
|
|
* XtensaCPU:
|
|
* @env: #CPUXtensaState
|
|
*
|
|
* An Xtensa CPU.
|
|
*/
|
|
typedef struct XtensaCPU {
|
|
/*< private >*/
|
|
CPUState parent_obj;
|
|
/*< public >*/
|
|
|
|
CPUXtensaState env;
|
|
} XtensaCPU;
|
|
|
|
static inline XtensaCPU *xtensa_env_get_cpu(const CPUXtensaState *env)
|
|
{
|
|
return XTENSA_CPU(container_of(env, XtensaCPU, env));
|
|
}
|
|
|
|
#define ENV_GET_CPU(e) CPU(xtensa_env_get_cpu(e))
|
|
|
|
#define ENV_OFFSET offsetof(XtensaCPU, env)
|
|
|
|
#endif
|