qemu-e2k/hw/pcie_host.h

51 lines
1.6 KiB
C
Raw Normal View History

/*
* pcie_host.h
*
* Copyright (c) 2009 Isaku Yamahata <yamahata at valinux co jp>
* VA Linux Systems Japan K.K.
*
* 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, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef PCIE_HOST_H
#define PCIE_HOST_H
#include "pci_host.h"
struct PCIExpressHost {
PCIHostState pci;
/* express part */
/* base address where MMCONFIG area is mapped. */
target_phys_addr_t base_addr;
/* the size of MMCONFIG area. It's host bridge dependent */
target_phys_addr_t size;
/* result of cpu_register_io_memory() to map MMCONFIG area */
int mmio_index;
};
int pcie_host_init(PCIExpressHost *e);
void pcie_host_mmcfg_unmap(PCIExpressHost *e);
void pcie_host_mmcfg_map(PCIExpressHost *e,
target_phys_addr_t addr, uint32_t size);
void pcie_host_mmcfg_update(PCIExpressHost *e,
int enable,
target_phys_addr_t addr, uint32_t size);
#endif /* PCIE_HOST_H */