diff options
Diffstat (limited to 'arch/ia64/include/asm/paravirt.h')
| -rw-r--r-- | arch/ia64/include/asm/paravirt.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/arch/ia64/include/asm/paravirt.h b/arch/ia64/include/asm/paravirt.h index 2bf3636473fe..2eb0a981a09a 100644 --- a/arch/ia64/include/asm/paravirt.h +++ b/arch/ia64/include/asm/paravirt.h @@ -22,6 +22,56 @@ #ifndef __ASM_PARAVIRT_H #define __ASM_PARAVIRT_H +#ifndef __ASSEMBLY__ +/****************************************************************************** + * fsys related addresses + */ +struct pv_fsys_data { + unsigned long *fsyscall_table; + void *fsys_bubble_down; +}; + +extern struct pv_fsys_data pv_fsys_data; + +unsigned long *paravirt_get_fsyscall_table(void); +char *paravirt_get_fsys_bubble_down(void); + +/****************************************************************************** + * patchlist addresses for gate page + */ +enum pv_gate_patchlist { + PV_GATE_START_FSYSCALL, + PV_GATE_END_FSYSCALL, + + PV_GATE_START_BRL_FSYS_BUBBLE_DOWN, + PV_GATE_END_BRL_FSYS_BUBBLE_DOWN, + + PV_GATE_START_VTOP, + PV_GATE_END_VTOP, + + PV_GATE_START_MCKINLEY_E9, + PV_GATE_END_MCKINLEY_E9, +}; + +struct pv_patchdata { + unsigned long start_fsyscall_patchlist; + unsigned long end_fsyscall_patchlist; + unsigned long start_brl_fsys_bubble_down_patchlist; + unsigned long end_brl_fsys_bubble_down_patchlist; + unsigned long start_vtop_patchlist; + unsigned long end_vtop_patchlist; + unsigned long start_mckinley_e9_patchlist; + unsigned long end_mckinley_e9_patchlist; + + void *gate_section; +}; + +extern struct pv_patchdata pv_patchdata; + +unsigned long paravirt_get_gate_patchlist(enum pv_gate_patchlist type); +void *paravirt_get_gate_section(void); +#endif + #ifdef CONFIG_PARAVIRT_GUEST #define PARAVIRT_HYPERVISOR_TYPE_DEFAULT 0 @@ -68,6 +118,14 @@ struct pv_init_ops { int (*arch_setup_nomca)(void); void (*post_smp_prepare_boot_cpu)(void); + +#ifdef ASM_SUPPORTED + unsigned long (*patch_bundle)(void *sbundle, void *ebundle, + unsigned long type); + unsigned long (*patch_inst)(unsigned long stag, unsigned long etag, + unsigned long type); +#endif + void (*patch_branch)(unsigned long tag, unsigned long type); }; extern struct pv_init_ops pv_init_ops; @@ -210,6 +268,8 @@ struct pv_time_ops { int (*do_steal_accounting)(unsigned long *new_itm); void (*clocksource_resume)(void); + + unsigned long long (*sched_clock)(void); }; extern struct pv_time_ops pv_time_ops; @@ -227,6 +287,11 @@ paravirt_do_steal_accounting(unsigned long *new_itm) return pv_time_ops.do_steal_accounting(new_itm); } +static inline unsigned long long paravirt_sched_clock(void) +{ + return pv_time_ops.sched_clock(); +} + #endif /* !__ASSEMBLY__ */ #else |