| 1 | /* |
| 2 | * public xen header |
| 3 | * stuff needed outside xen-*.c, i.e. interfaces to qemu. |
| 4 | * must not depend on any xen headers being present in |
| 5 | * /usr/include/xen, so it can be included unconditionally. |
| 6 | */ |
| 7 | #ifndef QEMU_HW_XEN_H |
| 8 | #define QEMU_HW_XEN_H |
| 9 | |
| 10 | /* |
| 11 | * C files using Xen toolstack libraries will have included those headers |
| 12 | * already via xen_native.h, and having __XEM_TOOLS__ defined will have |
| 13 | * automatically set __XEN_INTERFACE_VERSION__ to the latest supported |
| 14 | * by the *system* Xen headers which were transitively included. |
| 15 | * |
| 16 | * C files which are part of the internal emulation, and which did not |
| 17 | * include xen_native.h, may need this defined so that the Xen headers |
| 18 | * imported to include/hw/xen/interface/ will expose the appropriate API |
| 19 | * version. |
| 20 | * |
| 21 | * This is why there's a rule that xen_native.h must be included first. |
| 22 | */ |
| 23 | #ifndef __XEN_INTERFACE_VERSION__ |
| 24 | #define __XEN_INTERFACE_VERSION__ 0x00040e00 |
| 25 | #endif |
| 26 | |
| 27 | /* xen-machine.c */ |
| 28 | enum xen_mode { |
| 29 | XEN_DISABLED = 0, /* xen support disabled (default) */ |
| 30 | XEN_ATTACH, /* attach to xen domain created by libxl */ |
| 31 | XEN_EMULATE, /* emulate Xen within QEMU */ |
| 32 | }; |
| 33 | |
| 34 | extern uint32_t xen_domid; |
| 35 | extern enum xen_mode xen_mode; |
| 36 | extern bool xen_domid_restrict; |
| 37 | extern bool xen_is_stubdomain; |
| 38 | |
| 39 | int xen_pci_slot_get_pirq(PCIDevice *pci_dev, int irq_num); |
| 40 | int xen_set_pci_link_route(uint8_t link, uint8_t irq); |
| 41 | void xen_intx_set_irq(void *opaque, int irq_num, int level); |
| 42 | void xen_hvm_inject_msi(uint64_t addr, uint32_t data); |
| 43 | int xen_is_pirq_msi(uint32_t msi_data); |
| 44 | |
| 45 | qemu_irq *xen_interrupt_controller_init(void); |
| 46 | |
| 47 | void xen_register_framebuffer(struct MemoryRegion *mr); |
| 48 | |
| 49 | #endif /* QEMU_HW_XEN_H */ |