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

   1#ifndef QEMU_HW_XEN_H
   2#define QEMU_HW_XEN_H 1
   3/*
   4 * public xen header
   5 *   stuff needed outside xen-*.c, i.e. interfaces to qemu.
   6 *   must not depend on any xen headers being present in
   7 *   /usr/include/xen, so it can be included unconditionally.
   8 */
   9
  10#include "hw/irq.h"
  11#include "qemu-common.h"
  12
  13/* xen-machine.c */
  14enum xen_mode {
  15    XEN_EMULATE = 0,  // xen emulation, using xenner (default)
  16    XEN_CREATE,       // create xen domain
  17    XEN_ATTACH        // attach to xen domain created by xend
  18};
  19
  20extern uint32_t xen_domid;
  21extern enum xen_mode xen_mode;
  22
  23extern bool xen_allowed;
  24
  25static inline bool xen_enabled(void)
  26{
  27    return xen_allowed;
  28}
  29
  30int xen_pci_slot_get_pirq(PCIDevice *pci_dev, int irq_num);
  31void xen_piix3_set_irq(void *opaque, int irq_num, int level);
  32void xen_piix_pci_write_config_client(uint32_t address, uint32_t val, int len);
  33void xen_hvm_inject_msi(uint64_t addr, uint32_t data);
  34int xen_is_pirq_msi(uint32_t msi_data);
  35
  36qemu_irq *xen_interrupt_controller_init(void);
  37
  38void xenstore_store_pv_console_info(int i, struct CharDriverState *chr);
  39
  40#if defined(NEED_CPU_H) && !defined(CONFIG_USER_ONLY)
  41void xen_hvm_init(PCMachineState *pcms, MemoryRegion **ram_memory);
  42void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size,
  43                   struct MemoryRegion *mr, Error **errp);
  44void xen_modified_memory(ram_addr_t start, ram_addr_t length);
  45#endif
  46
  47void xen_register_framebuffer(struct MemoryRegion *mr);
  48
  49#endif /* QEMU_HW_XEN_H */
  50