xref: /openbmc/qemu/include/hw/xen/xen.h (revision ccb23709)
1 #ifndef QEMU_HW_XEN_H
2 #define QEMU_HW_XEN_H
3 
4 /*
5  * public xen header
6  *   stuff needed outside xen-*.c, i.e. interfaces to qemu.
7  *   must not depend on any xen headers being present in
8  *   /usr/include/xen, so it can be included unconditionally.
9  */
10 
11 #include "exec/cpu-common.h"
12 
13 /* xen-machine.c */
14 enum xen_mode {
15     XEN_EMULATE = 0,  // xen emulation, using xenner (default)
16     XEN_ATTACH        // attach to xen domain created by libxl
17 };
18 
19 extern uint32_t xen_domid;
20 extern enum xen_mode xen_mode;
21 extern bool xen_domid_restrict;
22 
23 int xen_pci_slot_get_pirq(PCIDevice *pci_dev, int irq_num);
24 void xen_piix3_set_irq(void *opaque, int irq_num, int level);
25 void xen_piix_pci_write_config_client(uint32_t address, uint32_t val, int len);
26 void xen_hvm_inject_msi(uint64_t addr, uint32_t data);
27 int xen_is_pirq_msi(uint32_t msi_data);
28 
29 qemu_irq *xen_interrupt_controller_init(void);
30 
31 void xenstore_store_pv_console_info(int i, struct Chardev *chr);
32 
33 void xen_hvm_init(PCMachineState *pcms, MemoryRegion **ram_memory);
34 
35 void xen_register_framebuffer(struct MemoryRegion *mr);
36 
37 #endif /* QEMU_HW_XEN_H */
38