From 1b03813f65a84d9279615d793d626a4752f42b92 Mon Sep 17 00:00:00 2001
From: Peter Wemm <peter@FreeBSD.org>
Date: Sun, 19 Oct 2003 02:36:07 +0000
Subject: [PATCH] Add a stub cpu_idle() function for sparc64, alpha, powerpc. 
 This is a MI declared function so it should be everywhere.

---
 sys/alpha/alpha/machdep.c     | 6 ++++++
 sys/powerpc/aim/machdep.c     | 6 ++++++
 sys/powerpc/powerpc/machdep.c | 6 ++++++
 sys/sparc64/sparc64/machdep.c | 6 ++++++
 4 files changed, 24 insertions(+)

diff --git a/sys/alpha/alpha/machdep.c b/sys/alpha/alpha/machdep.c
index 8c798539c93..5de6070057b 100644
--- a/sys/alpha/alpha/machdep.c
+++ b/sys/alpha/alpha/machdep.c
@@ -1731,6 +1731,12 @@ cpu_halt(void)
 	prom_halt(1);
 }
 
+void
+cpu_idle(void)
+{
+	/* Insert code to halt (until next interrupt) for the idle loop */
+}
+
 /*
  * Clear registers on exec
  */
diff --git a/sys/powerpc/aim/machdep.c b/sys/powerpc/aim/machdep.c
index ce2f85c55bd..325da099f85 100644
--- a/sys/powerpc/aim/machdep.c
+++ b/sys/powerpc/aim/machdep.c
@@ -609,6 +609,12 @@ cpu_halt(void)
 	OF_exit();
 }
 
+void
+cpu_idle(void)
+{
+	/* Insert code to halt (until next interrupt) for the idle loop */
+}
+
 /*
  * Set set up registers on exec.
  */
diff --git a/sys/powerpc/powerpc/machdep.c b/sys/powerpc/powerpc/machdep.c
index ce2f85c55bd..325da099f85 100644
--- a/sys/powerpc/powerpc/machdep.c
+++ b/sys/powerpc/powerpc/machdep.c
@@ -609,6 +609,12 @@ cpu_halt(void)
 	OF_exit();
 }
 
+void
+cpu_idle(void)
+{
+	/* Insert code to halt (until next interrupt) for the idle loop */
+}
+
 /*
  * Set set up registers on exec.
  */
diff --git a/sys/sparc64/sparc64/machdep.c b/sys/sparc64/sparc64/machdep.c
index c0349f95148..3621fef604c 100644
--- a/sys/sparc64/sparc64/machdep.c
+++ b/sys/sparc64/sparc64/machdep.c
@@ -670,6 +670,12 @@ sparc64_shutdown_final(void *dummy, int howto)
 		cpu_halt();
 }
 
+void
+cpu_idle(void)
+{
+	/* Insert code to halt (until next interrupt) for the idle loop */
+}
+
 int
 ptrace_set_pc(struct thread *td, u_long addr)
 {
-- 
2.45.2