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define struct PCIEPort which represents common part of pci express port.(root, upstream and downstream.) add a helper function for pcie port which can be used commonly by root/upstream/downstream port. define struct PCIESlot which represents common part of pcie slot.(root and downstream.) and helper functions for it. helper functions for chassis, slot -> PCIESlot conversion. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
51 lines
1.4 KiB
C
51 lines
1.4 KiB
C
/*
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* pcie_port.h
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*
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* Copyright (c) 2010 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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*
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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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*
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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 QEMU_PCIE_PORT_H
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#define QEMU_PCIE_PORT_H
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#include "pci_bridge.h"
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#include "pci_internals.h"
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struct PCIEPort {
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PCIBridge br;
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/* pci express switch port */
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uint8_t port;
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};
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void pcie_port_init_reg(PCIDevice *d);
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struct PCIESlot {
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PCIEPort port;
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/* pci express switch port with slot */
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uint8_t chassis;
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uint16_t slot;
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QLIST_ENTRY(PCIESlot) next;
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};
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void pcie_chassis_create(uint8_t chassis_number);
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void pcie_main_chassis_create(void);
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PCIESlot *pcie_chassis_find_slot(uint8_t chassis, uint16_t slot);
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int pcie_chassis_add_slot(struct PCIESlot *slot);
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void pcie_chassis_del_slot(PCIESlot *s);
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#endif /* QEMU_PCIE_PORT_H */
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