LXR qemu/include/hw/xen/xen.h

   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#include "hw/irq.h"
  13
  14/* xen-machine.c */
  15enum xen_mode {
  16    XEN_EMULATE = 0,  // xen emulation, using xenner (default)
  17    XEN_ATTACH        // attach to xen domain created by libxl
  18};
  19
  20extern uint32_t xen_domid;
  21extern enum xen_mode xen_mode;
  22extern bool xen_domid_restrict;
  23
  24extern bool xen_allowed;
  25
  26static inline bool xen_enabled(void)
  27{
  28    return xen_allowed;
  29}
  30
  31int xen_pci_slot_get_pirq(PCIDevice *pci_dev, int irq_num);
  32void xen_piix3_set_irq(void *opaque, int irq_num, int level);
  33void xen_piix_pci_write_config_client(uint32_t address, uint32_t val, int len);
  34void xen_hvm_inject_msi(uint64_t addr, uint32_t data);
  35int xen_is_pirq_msi(uint32_t msi_data);
  36
  37qemu_irq *xen_interrupt_controller_init(void);
  38
  39void xenstore_store_pv_console_info(int i, struct Chardev *chr);
  40
  41void xen_hvm_init(PCMachineState *pcms, MemoryRegion **ram_memory);
  42
  43void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size,
  44                   struct MemoryRegion *mr, Error **errp);
  45void xen_hvm_modified_memory(ram_addr_t start, ram_addr_t length);
  46
  47void xen_register_framebuffer(struct MemoryRegion *mr);
  48
  49#endif /* QEMU_HW_XEN_H */
  50