[thirdparty/qemu.git] / include / hw / pci-host / gpex.h

/*
 * 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_device.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)

struct GPEXRootState {
    /*< private >*/
    PCIDevice parent_obj;
    /*< public >*/
};

struct GPEXConfig {
    MemMapEntry ecam;
    MemMapEntry mmio32;
    MemMapEntry mmio64;
    MemMapEntry pio;
    int         irq;
    PCIBus      *bus;
};

typedef struct GPEXIrq GPEXIrq;
struct GPEXHost {
    /*< private >*/
    PCIExpressHost parent_obj;
    /*< public >*/

    GPEXRootState gpex_root;

    MemoryRegion io_ioport;
    MemoryRegion io_mmio;
    MemoryRegion io_ioport_window;
    MemoryRegion io_mmio_window;
    GPEXIrq *irq;
    uint8_t num_irqs;

    bool allow_unmapped_accesses;

    struct GPEXConfig gpex_cfg;
};

int gpex_set_irq_num(GPEXHost *s, int index, int gsi);

void acpi_dsdt_add_gpex(Aml *scope, struct GPEXConfig *cfg);
void acpi_dsdt_add_gpex_host(Aml *scope, uint32_t irq);

#define PCI_HOST_PIO_BASE               "x-pio-base"
#define PCI_HOST_PIO_SIZE               "x-pio-size"
#define PCI_HOST_ECAM_BASE              "x-ecam-base"
#define PCI_HOST_ECAM_SIZE              "x-ecam-size"
#define PCI_HOST_BELOW_4G_MMIO_BASE     "x-below-4g-mmio-base"
#define PCI_HOST_BELOW_4G_MMIO_SIZE     "x-below-4g-mmio-size"
#define PCI_HOST_ABOVE_4G_MMIO_BASE     "x-above-4g-mmio-base"
#define PCI_HOST_ABOVE_4G_MMIO_SIZE     "x-above-4g-mmio-size"

#endif /* HW_GPEX_H */
Commit	Line	Data
	1	/*
	2	* QEMU Generic PCI Express Bridge Emulation
	3	*
	4	* Copyright (C) 2015 Alexander Graf <agraf@suse.de>
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program 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
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, see <http://www.gnu.org/licenses/>
	18	*/
	19
	20	#ifndef HW_GPEX_H
	21	#define HW_GPEX_H
	22
	23	#include "exec/hwaddr.h"
	24	#include "hw/sysbus.h"
	25	#include "hw/pci/pci_device.h"
	26	#include "hw/pci/pcie_host.h"
	27	#include "qom/object.h"
	28
	29	#define TYPE_GPEX_HOST "gpex-pcihost"
	30	OBJECT_DECLARE_SIMPLE_TYPE(GPEXHost, GPEX_HOST)
	31
	32	#define TYPE_GPEX_ROOT_DEVICE "gpex-root"
	33	OBJECT_DECLARE_SIMPLE_TYPE(GPEXRootState, GPEX_ROOT_DEVICE)
	34
	35	struct GPEXRootState {
	36	/< private >/
	37	PCIDevice parent_obj;
	38	/< public >/
	39	};
	40
	41	struct GPEXConfig {
	42	MemMapEntry ecam;
	43	MemMapEntry mmio32;
	44	MemMapEntry mmio64;
	45	MemMapEntry pio;
	46	int irq;
	47	PCIBus *bus;
	48	};
	49
	50	typedef struct GPEXIrq GPEXIrq;
	51	struct GPEXHost {
	52	/< private >/
	53	PCIExpressHost parent_obj;
	54	/< public >/
	55
	56	GPEXRootState gpex_root;
	57
	58	MemoryRegion io_ioport;
	59	MemoryRegion io_mmio;
	60	MemoryRegion io_ioport_window;
	61	MemoryRegion io_mmio_window;
	62	GPEXIrq *irq;
	63	uint8_t num_irqs;
	64
	65	bool allow_unmapped_accesses;
	66
	67	struct GPEXConfig gpex_cfg;
	68	};
	69
	70	int gpex_set_irq_num(GPEXHost *s, int index, int gsi);
	71
	72	void acpi_dsdt_add_gpex(Aml scope, struct GPEXConfig cfg);
	73	void acpi_dsdt_add_gpex_host(Aml *scope, uint32_t irq);
	74
	75	#define PCI_HOST_PIO_BASE "x-pio-base"
	76	#define PCI_HOST_PIO_SIZE "x-pio-size"
	77	#define PCI_HOST_ECAM_BASE "x-ecam-base"
	78	#define PCI_HOST_ECAM_SIZE "x-ecam-size"
	79	#define PCI_HOST_BELOW_4G_MMIO_BASE "x-below-4g-mmio-base"
	80	#define PCI_HOST_BELOW_4G_MMIO_SIZE "x-below-4g-mmio-size"
	81	#define PCI_HOST_ABOVE_4G_MMIO_BASE "x-above-4g-mmio-base"
	82	#define PCI_HOST_ABOVE_4G_MMIO_SIZE "x-above-4g-mmio-size"
	83
	84	#endif /* HW_GPEX_H */