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/*
* ARM IoTKit system control element
*
* Copyright (c) 2018 Linaro Limited
* Written by Peter Maydell
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 or
* (at your option) any later version.
*/
/*
* This is a model of the "system control element" which is part of the
* Arm IoTKit and documented in
* http://infocenter.arm.com/help/index.jsp?topic=/com.arm.doc.ecm0601256/index.html
* Specifically, it implements the "system information block" and
* "system control register" blocks.
*
* QEMU interface:
* + QOM property "SYS_VERSION": value of the SYS_VERSION register of the
* system information block of the SSE
* (used to identify whether to provide SSE-200-only registers)
* + sysbus MMIO region 0: the system information register bank
* + sysbus MMIO region 1: the system control register bank
*/
#ifndef HW_MISC_IOTKIT_SYSCTL_H
#define HW_MISC_IOTKIT_SYSCTL_H
#include "hw/sysbus.h"
#include "qom/object.h"
#define TYPE_IOTKIT_SYSCTL "iotkit-sysctl"
typedef struct IoTKitSysCtl IoTKitSysCtl;
DECLARE_INSTANCE_CHECKER(IoTKitSysCtl, IOTKIT_SYSCTL,
TYPE_IOTKIT_SYSCTL)
struct IoTKitSysCtl {
/*< private >*/
SysBusDevice parent_obj;
/*< public >*/
MemoryRegion iomem;
uint32_t secure_debug;
uint32_t reset_syndrome;
uint32_t reset_mask;
uint32_t gretreg;
uint32_t initsvtor0;
uint32_t cpuwait;
uint32_t wicctrl;
uint32_t scsecctrl;
uint32_t fclk_div;
uint32_t sysclk_div;
uint32_t clock_force;
uint32_t initsvtor1;
uint32_t nmi_enable;
uint32_t ewctrl;
uint32_t pdcm_pd_sys_sense;
uint32_t pdcm_pd_sram0_sense;
uint32_t pdcm_pd_sram1_sense;
uint32_t pdcm_pd_sram2_sense;
uint32_t pdcm_pd_sram3_sense;
/* Properties */
uint32_t sys_version;
uint32_t cpuwait_rst;
uint32_t initsvtor0_rst;
uint32_t initsvtor1_rst;
bool is_sse200;
};
#endif
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