/*
 * QEMU SPAPR PCI BUS definitions
 *
 * Copyright (c) 2011 Alexey Kardashevskiy <aik@au1.ibm.com>
 *
 * 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 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/>.
 */
#if !defined(__HW_SPAPR_H__)
#error Please include spapr.h before this file!
#endif

#if !defined(__HW_SPAPR_PCI_H__)
#define __HW_SPAPR_PCI_H__

#include "hw/pci_host.h"
#include "hw/xics.h"

#define SPAPR_PCI_NUM_LSI   16

typedef struct sPAPRPHBState {
    SysBusDevice busdev;
    PCIHostState host_state;

    uint64_t buid;
    char *busname;
    char *dtbusname;

    MemoryRegion memspace, iospace;
    target_phys_addr_t mem_win_addr, mem_win_size, io_win_addr, io_win_size;
    MemoryRegion memwindow, iowindow;

    struct {
        uint32_t dt_irq;
        qemu_irq qirq;
    } lsi_table[SPAPR_PCI_NUM_LSI];

    QLIST_ENTRY(sPAPRPHBState) list;
} sPAPRPHBState;

#define SPAPR_PCI_MEM_WIN_BUS_OFFSET 0x80000000ULL
#define SPAPR_PCI_IO_WIN_SIZE        0x10000

void spapr_create_phb(sPAPREnvironment *spapr,
                      const char *busname, uint64_t buid,
                      uint64_t mem_win_addr, uint64_t mem_win_size,
                      uint64_t io_win_addr);

int spapr_populate_pci_devices(sPAPRPHBState *phb,
                               uint32_t xics_phandle,
                               void *fdt);

#endif /* __HW_SPAPR_PCI_H__ */