diff options
Diffstat (limited to 'hw/pcie_host.h')
| -rw-r--r-- | hw/pcie_host.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/hw/pcie_host.h b/hw/pcie_host.h new file mode 100644 index 0000000000..a7771c912a --- /dev/null +++ b/hw/pcie_host.h @@ -0,0 +1,50 @@ +/* + * 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" + +typedef struct { + 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; +} PCIExpressHost; + +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 */ |