diff options
Diffstat (limited to 'include/hw/xen/xen.h')
-rw-r--r-- | include/hw/xen/xen.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/include/hw/xen/xen.h b/include/hw/xen/xen.h new file mode 100644 index 0000000..6235f91 --- /dev/null +++ b/include/hw/xen/xen.h @@ -0,0 +1,62 @@ +#ifndef QEMU_HW_XEN_H +#define QEMU_HW_XEN_H 1 +/* + * public xen header + * stuff needed outside xen-*.c, i.e. interfaces to qemu. + * must not depend on any xen headers being present in + * /usr/include/xen, so it can be included unconditionally. + */ +#include <inttypes.h> + +#include "hw/irq.h" +#include "qemu-common.h" + +/* xen-machine.c */ +enum xen_mode { + XEN_EMULATE = 0, // xen emulation, using xenner (default) + XEN_CREATE, // create xen domain + XEN_ATTACH // attach to xen domain created by xend +}; + +extern uint32_t xen_domid; +extern enum xen_mode xen_mode; + +extern bool xen_allowed; + +static inline bool xen_enabled(void) +{ +#if defined(CONFIG_XEN_BACKEND) && !defined(CONFIG_NO_XEN) + return xen_allowed; +#else + return 0; +#endif +} + +int xen_pci_slot_get_pirq(PCIDevice *pci_dev, int irq_num); +void xen_piix3_set_irq(void *opaque, int irq_num, int level); +void xen_piix_pci_write_config_client(uint32_t address, uint32_t val, int len); +void xen_hvm_inject_msi(uint64_t addr, uint32_t data); +void xen_cmos_set_s3_resume(void *opaque, int irq, int level); + +qemu_irq *xen_interrupt_controller_init(void); + +int xen_init(void); +int xen_hvm_init(void); +void xen_vcpu_init(void); +void xenstore_store_pv_console_info(int i, struct CharDriverState *chr); + +#if defined(NEED_CPU_H) && !defined(CONFIG_USER_ONLY) +struct MemoryRegion; +void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size, + struct MemoryRegion *mr); +void xen_modified_memory(ram_addr_t start, ram_addr_t length); +#endif + +struct MemoryRegion; +void xen_register_framebuffer(struct MemoryRegion *mr); + +#if defined(CONFIG_XEN) && CONFIG_XEN_CTRL_INTERFACE_VERSION < 400 +# define HVM_MAX_VCPUS 32 +#endif + +#endif /* QEMU_HW_XEN_H */ |