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#include <inttypes.h> 10 11#include "hw/irq.h" 12#include "qemu-common.h" 13 14/* xen-machine.c */ 15enum xen_mode { 16 XEN_EMULATE = 0, // xen emulation, using xenner (default) 17 XEN_CREATE, // create xen domain 18 XEN_ATTACH // attach to xen domain created by xend 19}; 20 21extern uint32_t xen_domid; 22extern enum xen_mode xen_mode; 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); 35void xen_cmos_set_s3_resume(void *opaque, int irq, int level); 36 37qemu_irq *xen_interrupt_controller_init(void); 38 39int xen_init(void); 40int xen_hvm_init(MemoryRegion **ram_memory); 41void xenstore_store_pv_console_info(int i, struct CharDriverState *chr); 42 43#if defined(NEED_CPU_H) && !defined(CONFIG_USER_ONLY) 44void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size, 45 struct MemoryRegion *mr); 46void xen_modified_memory(ram_addr_t start, ram_addr_t length); 47#endif 48 49void xen_register_framebuffer(struct MemoryRegion *mr); 50 51#if defined(CONFIG_XEN) && CONFIG_XEN_CTRL_INTERFACE_VERSION < 400 52# define HVM_MAX_VCPUS 32 53#endif 54 55#endif /* QEMU_HW_XEN_H */ 56