blob: b6b378ad14c7da22658407213e137a214d2bc464 [file] [log] [blame]
/*
* QEMU PowerPC PowerNV Emulation of some SBE behaviour
*
* Copyright (c) 2022, IBM Corporation.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef PPC_PNV_SBE_H
#define PPC_PNV_SBE_H
#include "exec/memory.h"
#include "hw/qdev-core.h"
#define TYPE_PNV_SBE "pnv-sbe"
OBJECT_DECLARE_TYPE(PnvSBE, PnvSBEClass, PNV_SBE)
#define TYPE_PNV9_SBE TYPE_PNV_SBE "-POWER9"
DECLARE_INSTANCE_CHECKER(PnvSBE, PNV9_SBE, TYPE_PNV9_SBE)
#define TYPE_PNV10_SBE TYPE_PNV_SBE "-POWER10"
DECLARE_INSTANCE_CHECKER(PnvSBE, PNV10_SBE, TYPE_PNV10_SBE)
struct PnvSBE {
DeviceState xd;
uint64_t mbox[8];
uint64_t sbe_doorbell;
uint64_t host_doorbell;
qemu_irq psi_irq;
QEMUTimer *timer;
MemoryRegion xscom_mbox_regs;
MemoryRegion xscom_ctrl_regs;
};
struct PnvSBEClass {
DeviceClass parent_class;
int xscom_ctrl_size;
int xscom_mbox_size;
const MemoryRegionOps *xscom_ctrl_ops;
const MemoryRegionOps *xscom_mbox_ops;
};
#endif /* PPC_PNV_SBE_H */