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, write to the Free Software Foundation, Inc., 19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 20 */ 21 22 #ifndef PCIE_HOST_H 23 #define PCIE_HOST_H 24 25 #include "pci_host.h" 26 27 struct PCIExpressHost { 28 PCIHostState pci; 29 30 /* express part */ 31 32 /* base address where MMCONFIG area is mapped. */ 33 target_phys_addr_t base_addr; 34 35 /* the size of MMCONFIG area. It's host bridge dependent */ 36 target_phys_addr_t size; 37 38 /* result of cpu_register_io_memory() to map MMCONFIG area */ 39 int mmio_index; 40 }; 41 42 int pcie_host_init(PCIExpressHost *e); 43 void pcie_host_mmcfg_unmap(PCIExpressHost *e); 44 void pcie_host_mmcfg_map(PCIExpressHost *e, 45 target_phys_addr_t addr, uint32_t size); 46 void pcie_host_mmcfg_update(PCIExpressHost *e, 47 int enable, 48 target_phys_addr_t addr, uint32_t size); 49 50 #endif /* PCIE_HOST_H */ 51