4144530012
This patch introduces Xen specific call in piix_pci. The specific part for Xen is in write_config, set_irq and get_pirq. Signed-off-by: Anthony PERARD <anthony.perard@citrix.com> Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Acked-by: Alexander Graf <agraf@suse.de> Signed-off-by: Alexander Graf <agraf@suse.de>
47 lines
1.1 KiB
C
47 lines
1.1 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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#ifdef CONFIG_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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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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#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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