Projet_SETI_RISC-V/riscv-gnu-toolchain/qemu/include/hw/pci-host/gpex.h
2023-03-06 14:48:14 +01:00

73 lines
1.8 KiB
C

/*
* QEMU Generic PCI Express Bridge Emulation
*
* Copyright (C) 2015 Alexander Graf <agraf@suse.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see <http://www.gnu.org/licenses/>
*/
#ifndef HW_GPEX_H
#define HW_GPEX_H
#include "exec/hwaddr.h"
#include "hw/sysbus.h"
#include "hw/pci/pci.h"
#include "hw/pci/pcie_host.h"
#include "qom/object.h"
#define TYPE_GPEX_HOST "gpex-pcihost"
OBJECT_DECLARE_SIMPLE_TYPE(GPEXHost, GPEX_HOST)
#define TYPE_GPEX_ROOT_DEVICE "gpex-root"
OBJECT_DECLARE_SIMPLE_TYPE(GPEXRootState, GPEX_ROOT_DEVICE)
#define GPEX_NUM_IRQS 4
struct GPEXRootState {
/*< private >*/
PCIDevice parent_obj;
/*< public >*/
};
struct GPEXHost {
/*< private >*/
PCIExpressHost parent_obj;
/*< public >*/
GPEXRootState gpex_root;
MemoryRegion io_ioport;
MemoryRegion io_mmio;
MemoryRegion io_ioport_window;
MemoryRegion io_mmio_window;
qemu_irq irq[GPEX_NUM_IRQS];
int irq_num[GPEX_NUM_IRQS];
bool allow_unmapped_accesses;
};
struct GPEXConfig {
MemMapEntry ecam;
MemMapEntry mmio32;
MemMapEntry mmio64;
MemMapEntry pio;
int irq;
PCIBus *bus;
};
int gpex_set_irq_num(GPEXHost *s, int index, int gsi);
void acpi_dsdt_add_gpex(Aml *scope, struct GPEXConfig *cfg);
#endif /* HW_GPEX_H */