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 "qemu-common.h"
  12#include "exec/cpu-common.h"
  13#include "hw/irq.h"
  14
  15/* xen-machine.c */
  16enum xen_mode {
  17    XEN_EMULATE = 0,  // xen emulation, using xenner (default)
  18    XEN_ATTACH        // attach to xen domain created by libxl
  19};
  20
  21extern uint32_t xen_domid;
  22extern enum xen_mode xen_mode;
  23extern bool xen_domid_restrict;
  24
  25extern bool xen_allowed;
  26
  27static inline bool xen_enabled(void)
  28{
  29    return xen_allowed;
  30}
  31
  32int xen_pci_slot_get_pirq(PCIDevice *pci_dev, int irq_num);
  33void xen_piix3_set_irq(void *opaque, int irq_num, int level);
  34void xen_piix_pci_write_config_client(uint32_t address, uint32_t val, int len);
  35void xen_hvm_inject_msi(uint64_t addr, uint32_t data);
  36int xen_is_pirq_msi(uint32_t msi_data);
  37
  38qemu_irq *xen_interrupt_controller_init(void);
  39
  40void xenstore_store_pv_console_info(int i, struct Chardev *chr);
  41
  42void xen_hvm_init(PCMachineState *pcms, MemoryRegion **ram_memory);
  43
  44void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size,
  45                   struct MemoryRegion *mr, Error **errp);
  46void xen_hvm_modified_memory(ram_addr_t start, ram_addr_t length);
  47
  48void xen_register_framebuffer(struct MemoryRegion *mr);
  49
  50#endif /* QEMU_HW_XEN_H */
  51