1 files changed, 156 insertions, 0 deletions

diff --git a/sys/sparc64/include/smp.h b/sys/sparc64/include/smp.h
index 57a0f87..d97e191 100644
--- a/sys/sparc64/include/smp.h
+++ b/sys/sparc64/include/smp.h
@@ -29,4 +29,160 @@
 #ifndef	_MACHINE_SMP_H_
 #define	_MACHINE_SMP_H_
 
+#include <machine/intr_machdep.h>
+
+#define	CPU_INITING		1
+#define	CPU_INITED		2
+#define	CPU_REJECT		3
+#define	CPU_STARTING		4
+#define	CPU_STARTED		5
+#define	CPU_BOOTSTRAPING	6
+#define	CPU_BOOTSTRAPPED	7
+
+#ifndef	LOCORE
+
+#define	IDR_BUSY	(1<<0)
+#define	IDR_NACK	(1<<1)
+
+#define	IPI_AST		PIL_AST
+#define	IPI_RENDEZVOUS	PIL_RENDEZVOUS
+#define	IPI_STOP	PIL_STOP
+
+#define	IPI_RETRIES	100
+
+struct cpu_start_args {
+	u_int	csa_mid;
+	u_int	csa_state;
+	u_long	csa_data;
+	vm_offset_t csa_va;
+};
+
+struct ipi_level_args {
+	u_int	ila_count;
+	u_int	ila_level;
+};
+
+struct ipi_tlb_args {
+	u_int	ita_count;
+	u_long	ita_tlb;
+	u_long	ita_ctx;
+	u_long	ita_start;
+	u_long	ita_end;
+};
+#define	ita_va	ita_start
+
+struct pcpu;
+
+void	cpu_mp_bootstrap(struct pcpu *pc);
+
+void	cpu_ipi_selected(u_int cpus, u_long d0, u_long d1, u_long d2);
+void	cpu_ipi_send(u_int mid, u_long d0, u_long d1, u_long d2);
+
+void	ipi_selected(u_int cpus, u_int ipi);
+void	ipi_all(u_int ipi);
+void	ipi_all_but_self(u_int ipi);
+
+struct	ipi_level_args ipi_level_args;
+struct	ipi_tlb_args ipi_tlb_args;
+
+extern	int mp_ncpus;
+
+extern	char tl_ipi_level[];
+extern	char tl_ipi_test[];
+extern	char tl_ipi_tlb_context_demap[];
+extern	char tl_ipi_tlb_page_demap[];
+extern	char tl_ipi_tlb_range_demap[];
+
+#ifdef SMP
+
+static __inline void *
+ipi_tlb_context_demap(u_int ctx)
+{
+	struct ipi_tlb_args *ita;
+
+	if (mp_ncpus == 1)
+		return (NULL);
+	ita = &ipi_tlb_args;
+	ita->ita_count = mp_ncpus;
+	ita->ita_ctx = ctx;
+	cpu_ipi_selected(PCPU_GET(other_cpus), 0,
+	    (u_long)tl_ipi_tlb_context_demap, (u_long)ita);
+	return (&ita->ita_count);
+}
+
+static __inline void *
+ipi_tlb_page_demap(u_int tlb, u_int ctx, vm_offset_t va)
+{
+	struct ipi_tlb_args *ita;
+
+	if (mp_ncpus == 1)
+		return (NULL);
+	ita = &ipi_tlb_args;
+	ita->ita_count = mp_ncpus;
+	ita->ita_tlb = tlb;
+	ita->ita_ctx = ctx;
+	ita->ita_va = va;
+	cpu_ipi_selected(PCPU_GET(other_cpus), 0,
+	    (u_long)tl_ipi_tlb_page_demap, (u_long)ita);
+	return (&ita->ita_count);
+}
+
+static __inline void *
+ipi_tlb_range_demap(u_int ctx, vm_offset_t start, vm_offset_t end)
+{
+	struct ipi_tlb_args *ita;
+
+	if (mp_ncpus == 1)
+		return (NULL);
+	ita = &ipi_tlb_args;
+	ita->ita_count = mp_ncpus;
+	ita->ita_ctx = ctx;
+	ita->ita_start = start;
+	ita->ita_end = end;
+	cpu_ipi_selected(PCPU_GET(other_cpus), 0,
+	    (u_long)tl_ipi_tlb_range_demap, (u_long)ita);
+	return (&ita->ita_count);
+}
+
+static __inline void
+ipi_wait(void *cookie)
+{
+	u_int *count;
+
+	if ((count = cookie) != NULL) {
+		atomic_subtract_int(count, 1);
+		while (*count != 0)
+			membar(LoadStore);
+	}
+}
+
+#else
+
+static __inline void *
+ipi_tlb_context_demap(u_int ctx)
+{
+	return (NULL);
+}
+
+static __inline void *
+ipi_tlb_page_demap(u_int tlb, u_int ctx, vm_offset_t va)
+{
+	return (NULL);
+}
+
+static __inline void *
+ipi_tlb_range_demap(u_int ctx, vm_offset_t start, vm_offset_t end)
+{
+	return (NULL);
+}
+
+static __inline void
+ipi_wait(void *cookie)
+{
+}
+
+#endif /* SMP */
+
+#endif /* !LOCORE */
+
 #endif /* !_MACHINE_SMP_H_ */