From 8534b0c2951283889da00ca8a244058185638240 Mon Sep 17 00:00:00 2001
From: attilio <attilio@FreeBSD.org>
Date: Fri, 6 May 2011 21:53:29 +0000
Subject: Add sparc64 support.

Compiled (and helped) by:	pluknet
---
 sys/sparc64/include/smp.h | 47 +++++++++++++++++++++++++++++------------------
 1 file changed, 29 insertions(+), 18 deletions(-)

(limited to 'sys/sparc64/include/smp.h')

diff --git a/sys/sparc64/include/smp.h b/sys/sparc64/include/smp.h
index 3ca8e03..f8f7d1c 100644
--- a/sys/sparc64/include/smp.h
+++ b/sys/sparc64/include/smp.h
@@ -38,6 +38,7 @@
 
 #ifndef	LOCORE
 
+#include <sys/cpuset.h>
 #include <sys/proc.h>
 #include <sys/sched.h>
 
@@ -76,17 +77,17 @@ struct cpu_start_args {
 };
 
 struct ipi_cache_args {
-	cpumask_t ica_mask;
+	cpuset_t ica_mask;
 	vm_paddr_t ica_pa;
 };
 
 struct ipi_rd_args {
-	cpumask_t ira_mask;
+	cpuset_t ira_mask;
 	register_t *ira_val;
 };
 
 struct ipi_tlb_args {
-	cpumask_t ita_mask;
+	cpuset_t ita_mask;
 	struct	pmap *ita_pmap;
 	u_long	ita_start;
 	u_long	ita_end;
@@ -100,7 +101,7 @@ extern struct pcb stoppcbs[];
 void	cpu_mp_bootstrap(struct pcpu *pc);
 void	cpu_mp_shutdown(void);
 
-typedef	void cpu_ipi_selected_t(u_int, u_long, u_long, u_long);
+typedef	void cpu_ipi_selected_t(cpuset_t, u_long, u_long, u_long);
 extern	cpu_ipi_selected_t *cpu_ipi_selected;
 typedef	void cpu_ipi_single_t(u_int, u_long, u_long, u_long);
 extern	cpu_ipi_single_t *cpu_ipi_single;
@@ -140,7 +141,7 @@ ipi_all_but_self(u_int ipi)
 }
 
 static __inline void
-ipi_selected(u_int cpus, u_int ipi)
+ipi_selected(cpuset_t cpus, u_int ipi)
 {
 
 	cpu_ipi_selected(cpus, 0, (u_long)tl_ipi_level, ipi);
@@ -197,7 +198,8 @@ ipi_rd(u_int cpu, void *func, u_long *val)
 	sched_pin();
 	ira = &ipi_rd_args;
 	mtx_lock_spin(&ipi_mtx);
-	ira->ira_mask = 1 << cpu | PCPU_GET(cpumask);
+	ira->ira_mask = PCPU_GET(cpumask);
+	CPU_SET(cpu, &ira->ira_mask);
 	ira->ira_val = val;
 	cpu_ipi_single(cpu, 0, (u_long)func, (u_long)ira);
 	return (&ira->ira_mask);
@@ -207,18 +209,21 @@ static __inline void *
 ipi_tlb_context_demap(struct pmap *pm)
 {
 	struct ipi_tlb_args *ita;
-	cpumask_t cpus;
+	cpuset_t cpus;
 
 	if (smp_cpus == 1)
 		return (NULL);
 	sched_pin();
-	if ((cpus = (pm->pm_active & PCPU_GET(other_cpus))) == 0) {
+	cpus = pm->pm_active;
+	CPU_AND(&cpus, PCPU_PTR(other_cpus));
+	if (CPU_EMPTY(&cpus)) {
 		sched_unpin();
 		return (NULL);
 	}
 	ita = &ipi_tlb_args;
 	mtx_lock_spin(&ipi_mtx);
-	ita->ita_mask = cpus | PCPU_GET(cpumask);
+	CPU_OR(&cpus, PCPU_PTR(cpumask));
+	ita->ita_mask = cpus;
 	ita->ita_pmap = pm;
 	cpu_ipi_selected(cpus, 0, (u_long)tl_ipi_tlb_context_demap,
 	    (u_long)ita);
@@ -229,18 +234,21 @@ static __inline void *
 ipi_tlb_page_demap(struct pmap *pm, vm_offset_t va)
 {
 	struct ipi_tlb_args *ita;
-	cpumask_t cpus;
+	cpuset_t cpus;
 
 	if (smp_cpus == 1)
 		return (NULL);
 	sched_pin();
-	if ((cpus = (pm->pm_active & PCPU_GET(other_cpus))) == 0) {
+	cpus = pm->pm_active;
+	CPU_AND(&cpus, PCPU_PTR(other_cpus));
+	if (CPU_EMPTY(&cpus)) {
 		sched_unpin();
 		return (NULL);
 	}
 	ita = &ipi_tlb_args;
 	mtx_lock_spin(&ipi_mtx);
-	ita->ita_mask = cpus | PCPU_GET(cpumask);
+	CPU_OR(&cpus, PCPU_PTR(cpumask));
+	ita->ita_mask = cpus;
 	ita->ita_pmap = pm;
 	ita->ita_va = va;
 	cpu_ipi_selected(cpus, 0, (u_long)tl_ipi_tlb_page_demap, (u_long)ita);
@@ -251,18 +259,21 @@ static __inline void *
 ipi_tlb_range_demap(struct pmap *pm, vm_offset_t start, vm_offset_t end)
 {
 	struct ipi_tlb_args *ita;
-	cpumask_t cpus;
+	cpuset_t cpus;
 
 	if (smp_cpus == 1)
 		return (NULL);
 	sched_pin();
-	if ((cpus = (pm->pm_active & PCPU_GET(other_cpus))) == 0) {
+	cpus = pm->pm_active;
+	CPU_AND(&cpus, PCPU_PTR(other_cpus));
+	if (CPU_EMPTY(&cpus)) {
 		sched_unpin();
 		return (NULL);
 	}
 	ita = &ipi_tlb_args;
 	mtx_lock_spin(&ipi_mtx);
-	ita->ita_mask = cpus | PCPU_GET(cpumask);
+	CPU_OR(&cpus, PCPU_PTR(cpumask));
+	ita->ita_mask = cpus;
 	ita->ita_pmap = pm;
 	ita->ita_start = start;
 	ita->ita_end = end;
@@ -274,11 +285,11 @@ ipi_tlb_range_demap(struct pmap *pm, vm_offset_t start, vm_offset_t end)
 static __inline void
 ipi_wait(void *cookie)
 {
-	volatile cpumask_t *mask;
+	volatile cpuset_t *mask;
 
 	if ((mask = cookie) != NULL) {
-		atomic_clear_int(mask, PCPU_GET(cpumask));
-		while (*mask != 0)
+		CPU_NAND_ATOMIC(mask, PCPU_PTR(cpumask));
+		while (!CPU_EMPTY(mask))
 			;
 		mtx_unlock_spin(&ipi_mtx);
 		sched_unpin();
-- 
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