diff options
Diffstat (limited to 'sys/sparc64/include/smp.h')
| -rw-r--r-- | sys/sparc64/include/smp.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/sys/sparc64/include/smp.h b/sys/sparc64/include/smp.h index dcefabf..7266c6e 100644 --- a/sys/sparc64/include/smp.h +++ b/sys/sparc64/include/smp.h @@ -81,6 +81,11 @@ struct ipi_cache_args { vm_paddr_t ica_pa; }; +struct ipi_rd_args { + u_int ira_mask; + register_t *ira_val; +}; + struct ipi_tlb_args { u_int ita_mask; struct pmap *ita_pmap; @@ -105,6 +110,7 @@ void mp_init(u_int cpu_impl); extern struct mtx ipi_mtx; extern struct ipi_cache_args ipi_cache_args; +extern struct ipi_rd_args ipi_rd_args; extern struct ipi_tlb_args ipi_tlb_args; extern char *mp_tramp_code; @@ -119,6 +125,10 @@ extern char tl_ipi_spitfire_dcache_page_inval[]; extern char tl_ipi_spitfire_icache_page_inval[]; extern char tl_ipi_level[]; + +extern char tl_ipi_stick_rd[]; +extern char tl_ipi_tick_rd[]; + extern char tl_ipi_tlb_context_demap[]; extern char tl_ipi_tlb_page_demap[]; extern char tl_ipi_tlb_range_demap[]; @@ -179,6 +189,22 @@ ipi_icache_page_inval(void *func, vm_paddr_t pa) } static __inline void * +ipi_rd(u_int cpu, void *func, u_long *val) +{ + struct ipi_rd_args *ira; + + if (smp_cpus == 1) + return (NULL); + sched_pin(); + ira = &ipi_rd_args; + mtx_lock_spin(&ipi_mtx); + ira->ira_mask = 1 << cpu | PCPU_GET(cpumask); + ira->ira_val = val; + cpu_ipi_single(cpu, 0, (u_long)func, (u_long)ira); + return (&ira->ira_mask); +} + +static __inline void * ipi_tlb_context_demap(struct pmap *pm) { struct ipi_tlb_args *ita; @@ -283,6 +309,13 @@ ipi_icache_page_inval(void *func __unused, vm_paddr_t pa __unused) } static __inline void * +ipi_rd(u_int cpu __unused, void *func __unused, u_long *val __unused) +{ + + return (NULL); +} + +static __inline void * ipi_tlb_context_demap(struct pmap *pm __unused) { |
