1 /* 2 * pcie_host.h 3 * 4 * Copyright (c) 2009 Isaku Yamahata <yamahata at valinux co jp> 5 * VA Linux Systems Japan K.K. 6 * 7 * This program is free software; you can redistribute it and/or modify 8 * it under the terms of the GNU General Public License as published by 9 * the Free Software Foundation; either version 2 of the License, or 10 * (at your option) any later version. 11 12 * This program is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 * GNU General Public License for more details. 16 17 * You should have received a copy of the GNU General Public License along 18 * with this program; if not, see <http://www.gnu.org/licenses/>. 19 */ 20 21 #ifndef PCIE_HOST_H 22 #define PCIE_HOST_H 23 24 #include "pci_host.h" 25 #include "memory.h" 26 27 struct PCIExpressHost { 28 PCIHostState pci; 29 30 /* express part */ 31 32 /* base address where MMCONFIG area is mapped. */ 33 hwaddr base_addr; 34 35 /* the size of MMCONFIG area. It's host bridge dependent */ 36 hwaddr size; 37 38 /* MMCONFIG mmio area */ 39 MemoryRegion mmio; 40 }; 41 42 int pcie_host_init(PCIExpressHost *e, uint32_t size); 43 void pcie_host_mmcfg_unmap(PCIExpressHost *e); 44 void pcie_host_mmcfg_map(PCIExpressHost *e, hwaddr addr); 45 void pcie_host_mmcfg_update(PCIExpressHost *e, 46 int enable, 47 hwaddr addr); 48 49 #endif /* PCIE_HOST_H */ 50