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55 lines
1.6 KiB
C
55 lines
1.6 KiB
C
/*
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* pcie_host.h
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*
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* Copyright (c) 2009 Isaku Yamahata <yamahata at valinux co jp>
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* VA Linux Systems Japan K.K.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef PCIE_HOST_H
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#define PCIE_HOST_H
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#include "hw/pci/pci_host.h"
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#include "exec/memory.h"
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#define TYPE_PCIE_HOST_BRIDGE "pcie-host-bridge"
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#define PCIE_HOST_BRIDGE(obj) \
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OBJECT_CHECK(PCIExpressHost, (obj), TYPE_PCIE_HOST_BRIDGE)
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struct PCIExpressHost {
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PCIHostState pci;
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/* express part */
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/* base address where MMCONFIG area is mapped. */
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hwaddr base_addr;
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/* the size of MMCONFIG area. It's host bridge dependent */
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hwaddr size;
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/* MMCONFIG mmio area */
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MemoryRegion mmio;
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};
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int pcie_host_init(PCIExpressHost *e);
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void pcie_host_mmcfg_unmap(PCIExpressHost *e);
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void pcie_host_mmcfg_map(PCIExpressHost *e, hwaddr addr, uint32_t size);
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void pcie_host_mmcfg_update(PCIExpressHost *e,
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int enable,
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hwaddr addr,
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uint32_t size);
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#endif /* PCIE_HOST_H */
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