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Commit | Line | Data |
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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
5ead97c8 JF |
2 | #ifndef XEN_OPS_H |
3 | #define XEN_OPS_H | |
4 | ||
5 | #include <linux/init.h> | |
ee7686bc | 6 | #include <linux/clocksource.h> |
ee523ca1 | 7 | #include <linux/irqreturn.h> |
e04d0d07 | 8 | #include <xen/xen-ops.h> |
5ead97c8 | 9 | |
f87e4cac JF |
10 | /* These are code, but not functions. Defined in entry.S */ |
11 | extern const char xen_hypervisor_callback[]; | |
12 | extern const char xen_failsafe_callback[]; | |
13 | ||
f0feed10 JG |
14 | void xen_sysenter_target(void); |
15 | #ifdef CONFIG_X86_64 | |
16 | void xen_syscall_target(void); | |
17 | void xen_syscall32_target(void); | |
18 | #endif | |
19 | ||
38341432 JF |
20 | extern void *xen_initial_gdt; |
21 | ||
0e91398f | 22 | struct trap_info; |
f87e4cac JF |
23 | void xen_copy_trap_info(struct trap_info *traps); |
24 | ||
319f3ba5 | 25 | DECLARE_PER_CPU(struct vcpu_info, xen_vcpu_info); |
5ead97c8 | 26 | DECLARE_PER_CPU(unsigned long, xen_cr3); |
9f79991d | 27 | DECLARE_PER_CPU(unsigned long, xen_current_cr3); |
5ead97c8 JF |
28 | |
29 | extern struct start_info *xen_start_info; | |
a0d695c8 | 30 | extern struct shared_info xen_dummy_shared_info; |
5ead97c8 JF |
31 | extern struct shared_info *HYPERVISOR_shared_info; |
32 | ||
d5edbc1f | 33 | void xen_setup_mfn_list_list(void); |
0e91398f | 34 | void xen_setup_shared_info(void); |
fa24ba62 | 35 | void xen_build_mfn_list_list(void); |
319f3ba5 | 36 | void xen_setup_machphys_mapping(void); |
3699aad0 | 37 | void xen_setup_kernel_pagetable(pgd_t *pgd, unsigned long max_pfn); |
319f3ba5 | 38 | void xen_reserve_top(void); |
6c2681c8 | 39 | void __init xen_reserve_special_pages(void); |
04414baa | 40 | void __init xen_pt_check_e820(void); |
319f3ba5 | 41 | |
aa8532c3 DV |
42 | void xen_mm_pin_all(void); |
43 | void xen_mm_unpin_all(void); | |
70e61199 JG |
44 | #ifdef CONFIG_X86_64 |
45 | void __init xen_relocate_p2m(void); | |
46 | #endif | |
41f2e477 | 47 | |
e612b4a7 | 48 | bool __init xen_is_e820_reserved(phys_addr_t start, phys_addr_t size); |
5b8e7d80 JG |
49 | unsigned long __ref xen_chk_extra_mem(unsigned long pfn); |
50 | void __init xen_inv_extra_mem(void); | |
1f3ac86b | 51 | void __init xen_remap_memory(void); |
9ddac5b7 | 52 | phys_addr_t __init xen_find_free_area(phys_addr_t size); |
5ead97c8 | 53 | char * __init xen_memory_setup(void); |
abacaadc | 54 | char * xen_auto_xlated_memory_setup(void); |
5ead97c8 | 55 | void __init xen_arch_setup(void); |
e2a81baf | 56 | void xen_enable_sysenter(void); |
6fcac6d3 | 57 | void xen_enable_syscall(void); |
9c7a7942 | 58 | void xen_vcpu_restore(void); |
5ead97c8 | 59 | |
38e20b07 | 60 | void xen_callback_vector(void); |
e9daff24 | 61 | void xen_hvm_init_shared_info(void); |
512b109e | 62 | void xen_unplug_emulated_devices(void); |
38e20b07 | 63 | |
d451bb7a | 64 | void __init xen_build_dynamic_phys_to_machine(void); |
054954eb | 65 | void __init xen_vmalloc_p2m_tree(void); |
d451bb7a | 66 | |
0d1edf46 | 67 | void xen_init_irq_ops(void); |
f87e4cac | 68 | void xen_setup_timer(int cpu); |
be012920 | 69 | void xen_setup_runstate_info(int cpu); |
d68d82af | 70 | void xen_teardown_timer(int cpu); |
a5a1d1c2 | 71 | u64 xen_clocksource_read(void); |
f87e4cac | 72 | void xen_setup_cpu_clockevents(void); |
9fb9a543 JM |
73 | void xen_save_time_memory_area(void); |
74 | void xen_restore_time_memory_area(void); | |
409771d2 SS |
75 | void __init xen_init_time_ops(void); |
76 | void __init xen_hvm_init_time_ops(void); | |
5ead97c8 | 77 | |
ee523ca1 JF |
78 | irqreturn_t xen_debug_interrupt(int irq, void *dev_id); |
79 | ||
f0d73394 JF |
80 | bool xen_vcpu_stolen(int vcpu); |
81 | ||
52519f2a VK |
82 | extern int xen_have_vcpu_info_placement; |
83 | ||
c9b5d98b | 84 | int xen_vcpu_setup(int cpu); |
ad73fd59 | 85 | void xen_vcpu_info_reset(int cpu); |
37af46ef | 86 | void xen_setup_vcpu_info_placement(void); |
f87e4cac | 87 | |
a9e7062d JF |
88 | #ifdef CONFIG_SMP |
89 | void xen_smp_init(void); | |
99bbb3a8 | 90 | void __init xen_hvm_smp_init(void); |
5ead97c8 | 91 | |
b78936e1 | 92 | extern cpumask_var_t xen_cpu_initialized_map; |
a9e7062d JF |
93 | #else |
94 | static inline void xen_smp_init(void) {} | |
99bbb3a8 | 95 | static inline void xen_hvm_smp_init(void) {} |
a9e7062d | 96 | #endif |
0e91398f | 97 | |
b4ecc126 JF |
98 | #ifdef CONFIG_PARAVIRT_SPINLOCKS |
99 | void __init xen_init_spinlocks(void); | |
148f9bb8 | 100 | void xen_init_lock_cpu(int cpu); |
b4ecc126 JF |
101 | void xen_uninit_lock_cpu(int cpu); |
102 | #else | |
103 | static inline void xen_init_spinlocks(void) | |
104 | { | |
105 | } | |
106 | static inline void xen_init_lock_cpu(int cpu) | |
107 | { | |
108 | } | |
109 | static inline void xen_uninit_lock_cpu(int cpu) | |
110 | { | |
111 | } | |
112 | #endif | |
6487673b | 113 | |
c2419b4a JF |
114 | struct dom0_vga_console_info; |
115 | ||
116 | #ifdef CONFIG_XEN_DOM0 | |
117 | void __init xen_init_vga(const struct dom0_vga_console_info *, size_t size); | |
118 | #else | |
119 | static inline void __init xen_init_vga(const struct dom0_vga_console_info *info, | |
120 | size_t size) | |
121 | { | |
122 | } | |
123 | #endif | |
124 | ||
fc5fee86 JD |
125 | void __init xen_init_apic(void); |
126 | ||
c7341d6a DK |
127 | #ifdef CONFIG_XEN_EFI |
128 | extern void xen_efi_init(void); | |
129 | #else | |
130 | static inline void __init xen_efi_init(void) | |
131 | { | |
132 | } | |
133 | #endif | |
134 | ||
edcb5cf8 JG |
135 | __visible void xen_irq_enable_direct(void); |
136 | __visible void xen_irq_disable_direct(void); | |
137 | __visible unsigned long xen_save_fl_direct(void); | |
138 | __visible void xen_restore_fl_direct(unsigned long); | |
6487673b | 139 | |
997409d3 | 140 | /* These are not functions, and cannot be called normally */ |
eb86b5fd | 141 | __visible void xen_iret(void); |
eb86b5fd AK |
142 | __visible void xen_sysret32(void); |
143 | __visible void xen_sysret64(void); | |
e2a81baf | 144 | |
f09f6d19 DD |
145 | extern int xen_panic_handler_init(void); |
146 | ||
98f2a47a VK |
147 | int xen_cpuhp_setup(int (*cpu_up_prepare_cb)(unsigned int), |
148 | int (*cpu_dead_cb)(unsigned int)); | |
149 | ||
150 | void xen_pin_vcpu(int cpu); | |
151 | ||
98f2a47a | 152 | void xen_emergency_restart(void); |
9963236d VK |
153 | #ifdef CONFIG_XEN_PV |
154 | void xen_pv_pre_suspend(void); | |
155 | void xen_pv_post_suspend(int suspend_cancelled); | |
156 | #else | |
157 | static inline void xen_pv_pre_suspend(void) {} | |
158 | static inline void xen_pv_post_suspend(int suspend_cancelled) {} | |
159 | #endif | |
160 | ||
161 | #ifdef CONFIG_XEN_PVHVM | |
162 | void xen_hvm_post_suspend(int suspend_cancelled); | |
163 | #else | |
164 | static inline void xen_hvm_post_suspend(int suspend_cancelled) {} | |
165 | #endif | |
98f2a47a | 166 | |
5ead97c8 | 167 | #endif /* XEN_OPS_H */ |