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/*
* QEMU PowerPC PowerNV Processor Service Interface (PSI) model
*
* Copyright (c) 2015-2022, 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_PSI_H
#define PPC_PNV_PSI_H
#include "hw/sysbus.h"
#include "hw/ppc/xics.h"
#include "hw/ppc/xive.h"
#include "hw/qdev-core.h"
#define TYPE_PNV_PSI "pnv-psi"
OBJECT_DECLARE_TYPE(PnvPsi, PnvPsiClass,
PNV_PSI)
#define PSIHB_XSCOM_MAX 0x20
struct PnvPsi {
DeviceState parent;
MemoryRegion regs_mr;
uint64_t bar;
/* FSP region not supported */
/* MemoryRegion fsp_mr; */
uint64_t fsp_bar;
/* Interrupt generation */
qemu_irq *qirqs;
/* Registers */
uint64_t regs[PSIHB_XSCOM_MAX];
MemoryRegion xscom_regs;
};
#define TYPE_PNV8_PSI TYPE_PNV_PSI "-POWER8"
OBJECT_DECLARE_SIMPLE_TYPE(Pnv8Psi, PNV8_PSI)
struct Pnv8Psi {
PnvPsi parent;
ICSState ics;
};
#define TYPE_PNV9_PSI TYPE_PNV_PSI "-POWER9"
OBJECT_DECLARE_SIMPLE_TYPE(Pnv9Psi, PNV9_PSI)
struct Pnv9Psi {
PnvPsi parent;
XiveSource source;
};
#define TYPE_PNV10_PSI TYPE_PNV_PSI "-POWER10"
struct PnvPsiClass {
SysBusDeviceClass parent_class;
uint32_t xscom_pcba;
uint32_t xscom_size;
uint64_t bar_mask;
const char *compat;
int compat_size;
};
/* The PSI and FSP interrupts are muxed on the same IRQ number */
typedef enum PnvPsiIrq {
PSIHB_IRQ_FSP, /* internal use only */
PSIHB_IRQ_OCC,
PSIHB_IRQ_FSI,
PSIHB_IRQ_LPC_I2C,
PSIHB_IRQ_LOCAL_ERR,
PSIHB_IRQ_EXTERNAL,
} PnvPsiIrq;
#define PSI_NUM_INTERRUPTS 6
/* P9 PSI Interrupts */
#define PSIHB9_IRQ_PSI 0
#define PSIHB9_IRQ_OCC 1
#define PSIHB9_IRQ_FSI 2
#define PSIHB9_IRQ_LPCHC 3
#define PSIHB9_IRQ_LOCAL_ERR 4
#define PSIHB9_IRQ_GLOBAL_ERR 5
#define PSIHB9_IRQ_TPM 6
#define PSIHB9_IRQ_LPC_SIRQ0 7
#define PSIHB9_IRQ_LPC_SIRQ1 8
#define PSIHB9_IRQ_LPC_SIRQ2 9
#define PSIHB9_IRQ_LPC_SIRQ3 10
#define PSIHB9_IRQ_SBE_I2C 11
#define PSIHB9_IRQ_DIO 12
#define PSIHB9_IRQ_PSU 13
#define PSIHB9_NUM_IRQS 14
void pnv_psi_pic_print_info(Pnv9Psi *psi, GString *buf);
#endif /* PPC_PNV_PSI_H */