LXR qemu/include/hw/ppc/pnv

   1/*
   2 * QEMU PowerPC PowerNV Processor Service Interface (PSI) model
   3 *
   4 * Copyright (c) 2015-2022, IBM Corporation.
   5 *
   6 * This library is free software; you can redistribute it and/or
   7 * modify it under the terms of the GNU Lesser General Public
   8 * License as published by the Free Software Foundation; either
   9 * version 2.1 of the License, or (at your option) any later version.
  10 *
  11 * This library is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 * Lesser General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU Lesser General Public
  17 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20#ifndef PPC_PNV_PSI_H
  21#define PPC_PNV_PSI_H
  22
  23#include "hw/sysbus.h"
  24#include "hw/ppc/xics.h"
  25#include "hw/ppc/xive.h"
  26#include "qom/object.h"
  27
  28#define TYPE_PNV_PSI "pnv-psi"
  29OBJECT_DECLARE_TYPE(PnvPsi, PnvPsiClass,
  30                    PNV_PSI)
  31
  32#define PSIHB_XSCOM_MAX         0x20
  33
  34struct PnvPsi {
  35    DeviceState parent;
  36
  37    MemoryRegion regs_mr;
  38    uint64_t bar;
  39
  40    /* FSP region not supported */
  41    /* MemoryRegion fsp_mr; */
  42    uint64_t fsp_bar;
  43
  44    /* Interrupt generation */
  45    qemu_irq *qirqs;
  46
  47    /* Registers */
  48    uint64_t regs[PSIHB_XSCOM_MAX];
  49
  50    MemoryRegion xscom_regs;
  51};
  52
  53#define TYPE_PNV8_PSI TYPE_PNV_PSI "-POWER8"
  54OBJECT_DECLARE_SIMPLE_TYPE(Pnv8Psi, PNV8_PSI)
  55
  56struct Pnv8Psi {
  57    PnvPsi   parent;
  58
  59    ICSState ics;
  60};
  61
  62#define TYPE_PNV9_PSI TYPE_PNV_PSI "-POWER9"
  63OBJECT_DECLARE_SIMPLE_TYPE(Pnv9Psi, PNV9_PSI)
  64
  65struct Pnv9Psi {
  66    PnvPsi   parent;
  67
  68    XiveSource source;
  69};
  70
  71#define TYPE_PNV10_PSI TYPE_PNV_PSI "-POWER10"
  72
  73
  74struct PnvPsiClass {
  75    SysBusDeviceClass parent_class;
  76
  77    uint32_t xscom_pcba;
  78    uint32_t xscom_size;
  79    uint64_t bar_mask;
  80    const char *compat;
  81    int compat_size;
  82};
  83
  84/* The PSI and FSP interrupts are muxed on the same IRQ number */
  85typedef enum PnvPsiIrq {
  86    PSIHB_IRQ_FSP, /* internal use only */
  87    PSIHB_IRQ_OCC,
  88    PSIHB_IRQ_FSI,
  89    PSIHB_IRQ_LPC_I2C,
  90    PSIHB_IRQ_LOCAL_ERR,
  91    PSIHB_IRQ_EXTERNAL,
  92} PnvPsiIrq;
  93
  94#define PSI_NUM_INTERRUPTS 6
  95
  96/* P9 PSI Interrupts */
  97#define PSIHB9_IRQ_PSI          0
  98#define PSIHB9_IRQ_OCC          1
  99#define PSIHB9_IRQ_FSI          2
 100#define PSIHB9_IRQ_LPCHC        3
 101#define PSIHB9_IRQ_LOCAL_ERR    4
 102#define PSIHB9_IRQ_GLOBAL_ERR   5
 103#define PSIHB9_IRQ_TPM          6
 104#define PSIHB9_IRQ_LPC_SIRQ0    7
 105#define PSIHB9_IRQ_LPC_SIRQ1    8
 106#define PSIHB9_IRQ_LPC_SIRQ2    9
 107#define PSIHB9_IRQ_LPC_SIRQ3    10
 108#define PSIHB9_IRQ_SBE_I2C      11
 109#define PSIHB9_IRQ_DIO          12
 110#define PSIHB9_IRQ_PSU          13
 111#define PSIHB9_NUM_IRQS         14
 112
 113void pnv_psi_pic_print_info(Pnv9Psi *psi, Monitor *mon);
 114
 115#endif /* PPC_PNV_PSI_H */
 116