| /* |
| * QEMU PCI bridge |
| * |
| * Copyright (c) 2004 Fabrice Bellard |
| * |
| * 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, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| * |
| * split out pci bus specific stuff from pci.[hc] to pci_bridge.[hc] |
| * Copyright (c) 2009 Isaku Yamahata <yamahata at valinux co jp> |
| * VA Linux Systems Japan K.K. |
| * |
| */ |
| |
| #ifndef QEMU_PCI_BRIDGE_H |
| #define QEMU_PCI_BRIDGE_H |
| |
| #include "hw/pci/pci.h" |
| |
| #define PCI_BRIDGE_DEV_PROP_CHASSIS_NR "chassis_nr" |
| #define PCI_BRIDGE_DEV_PROP_MSI "msi" |
| #define PCI_BRIDGE_DEV_PROP_SHPC "shpc" |
| |
| int pci_bridge_ssvid_init(PCIDevice *dev, uint8_t offset, |
| uint16_t svid, uint16_t ssid); |
| |
| PCIDevice *pci_bridge_get_device(PCIBus *bus); |
| PCIBus *pci_bridge_get_sec_bus(PCIBridge *br); |
| |
| pcibus_t pci_bridge_get_base(const PCIDevice *bridge, uint8_t type); |
| pcibus_t pci_bridge_get_limit(const PCIDevice *bridge, uint8_t type); |
| |
| void pci_bridge_update_mappings(PCIBridge *br); |
| void pci_bridge_write_config(PCIDevice *d, |
| uint32_t address, uint32_t val, int len); |
| void pci_bridge_disable_base_limit(PCIDevice *dev); |
| void pci_bridge_reset_reg(PCIDevice *dev); |
| void pci_bridge_reset(DeviceState *qdev); |
| |
| void pci_bridge_initfn(PCIDevice *pci_dev, const char *typename); |
| void pci_bridge_exitfn(PCIDevice *pci_dev); |
| |
| |
| /* |
| * before qdev initialization(qdev_init()), this function sets bus_name and |
| * map_irq callback which are necessry for pci_bridge_initfn() to |
| * initialize bus. |
| */ |
| void pci_bridge_map_irq(PCIBridge *br, const char* bus_name, |
| pci_map_irq_fn map_irq); |
| |
| /* TODO: add this define to pci_regs.h in linux and then in qemu. */ |
| #define PCI_BRIDGE_CTL_VGA_16BIT 0x10 /* VGA 16-bit decode */ |
| #define PCI_BRIDGE_CTL_DISCARD 0x100 /* Primary discard timer */ |
| #define PCI_BRIDGE_CTL_SEC_DISCARD 0x200 /* Secondary discard timer */ |
| #define PCI_BRIDGE_CTL_DISCARD_STATUS 0x400 /* Discard timer status */ |
| #define PCI_BRIDGE_CTL_DISCARD_SERR 0x800 /* Discard timer SERR# enable */ |
| |
| #endif /* QEMU_PCI_BRIDGE_H */ |