81e103f1f1
Change iret implementation to not be dependent on direct-access vcpu structure. Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
68 lines
2.0 KiB
C
68 lines
2.0 KiB
C
#ifndef XEN_OPS_H
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#define XEN_OPS_H
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#include <linux/init.h>
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/* These are code, but not functions. Defined in entry.S */
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extern const char xen_hypervisor_callback[];
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extern const char xen_failsafe_callback[];
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void xen_copy_trap_info(struct trap_info *traps);
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DECLARE_PER_CPU(struct vcpu_info *, xen_vcpu);
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DECLARE_PER_CPU(unsigned long, xen_cr3);
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DECLARE_PER_CPU(unsigned long, xen_current_cr3);
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extern struct start_info *xen_start_info;
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extern struct shared_info *HYPERVISOR_shared_info;
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char * __init xen_memory_setup(void);
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void __init xen_arch_setup(void);
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void __init xen_init_IRQ(void);
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void xen_setup_timer(int cpu);
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void xen_setup_cpu_clockevents(void);
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unsigned long xen_cpu_khz(void);
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void __init xen_time_init(void);
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unsigned long xen_get_wallclock(void);
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int xen_set_wallclock(unsigned long time);
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unsigned long long xen_sched_clock(void);
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bool xen_vcpu_stolen(int vcpu);
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void xen_mark_init_mm_pinned(void);
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void __init xen_fill_possible_map(void);
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void __init xen_setup_vcpu_info_placement(void);
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void xen_smp_prepare_boot_cpu(void);
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void xen_smp_prepare_cpus(unsigned int max_cpus);
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int xen_cpu_up(unsigned int cpu);
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void xen_smp_cpus_done(unsigned int max_cpus);
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void xen_smp_send_stop(void);
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void xen_smp_send_reschedule(int cpu);
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int xen_smp_call_function (void (*func) (void *info), void *info, int nonatomic,
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int wait);
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int xen_smp_call_function_single(int cpu, void (*func) (void *info), void *info,
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int nonatomic, int wait);
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int xen_smp_call_function_mask(cpumask_t mask, void (*func)(void *),
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void *info, int wait);
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/* Declare an asm function, along with symbols needed to make it
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inlineable */
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#define DECL_ASM(ret, name, ...) \
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ret name(__VA_ARGS__); \
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extern char name##_end[]; \
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extern char name##_reloc[] \
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DECL_ASM(void, xen_irq_enable_direct, void);
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DECL_ASM(void, xen_irq_disable_direct, void);
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DECL_ASM(unsigned long, xen_save_fl_direct, void);
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DECL_ASM(void, xen_restore_fl_direct, unsigned long);
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void xen_iret(void);
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#endif /* XEN_OPS_H */
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