910b38e4dc
This function is to be used during live migration. Every write access to the guest memory should call this funcion so the Xen tools knows which pages are dirty. Signed-off-by: Anthony PERARD <anthony.perard@citrix.com> Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
62 lines
1.7 KiB
C
62 lines
1.7 KiB
C
#ifndef QEMU_HW_XEN_H
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#define QEMU_HW_XEN_H 1
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/*
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* public xen header
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* stuff needed outside xen-*.c, i.e. interfaces to qemu.
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* must not depend on any xen headers being present in
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* /usr/include/xen, so it can be included unconditionally.
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*/
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#include <inttypes.h>
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#include "qemu-common.h"
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/* xen-machine.c */
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enum xen_mode {
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XEN_EMULATE = 0, // xen emulation, using xenner (default)
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XEN_CREATE, // create xen domain
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XEN_ATTACH // attach to xen domain created by xend
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};
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extern uint32_t xen_domid;
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extern enum xen_mode xen_mode;
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extern int xen_allowed;
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static inline int xen_enabled(void)
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{
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#if defined(CONFIG_XEN_BACKEND) && !defined(CONFIG_NO_XEN)
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return xen_allowed;
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#else
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return 0;
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#endif
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}
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int xen_pci_slot_get_pirq(PCIDevice *pci_dev, int irq_num);
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void xen_piix3_set_irq(void *opaque, int irq_num, int level);
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void xen_piix_pci_write_config_client(uint32_t address, uint32_t val, int len);
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void xen_hvm_inject_msi(uint64_t addr, uint32_t data);
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void xen_cmos_set_s3_resume(void *opaque, int irq, int level);
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qemu_irq *xen_interrupt_controller_init(void);
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int xen_init(void);
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int xen_hvm_init(void);
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void xen_vcpu_init(void);
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void xenstore_store_pv_console_info(int i, struct CharDriverState *chr);
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#if defined(NEED_CPU_H) && !defined(CONFIG_USER_ONLY)
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struct MemoryRegion;
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void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size,
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struct MemoryRegion *mr);
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void xen_modified_memory(ram_addr_t start, ram_addr_t length);
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#endif
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struct MemoryRegion;
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void xen_register_framebuffer(struct MemoryRegion *mr);
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#if defined(CONFIG_XEN) && CONFIG_XEN_CTRL_INTERFACE_VERSION < 400
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# define HVM_MAX_VCPUS 32
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#endif
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#endif /* QEMU_HW_XEN_H */
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