From 8baf8813c0562df49a23b32f42b95c544af1a20b Mon Sep 17 00:00:00 2001
From: Ingo Weinhold <ingo_weinhold@gmx.de>
Date: Sat, 7 Jan 2006 22:49:43 +0000
Subject: [PATCH] Added "shutdown" debugger command. Implemented
 arch_cpu_shutdown() for PPC.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@15862 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 headers/private/kernel/arch/ppc/arch_platform.h    |  2 ++
 src/system/kernel/arch/ppc/Jamfile                 |  2 +-
 .../kernel/arch/ppc/{arch_cpu.c => arch_cpu.cpp}   |  5 ++++-
 src/system/kernel/arch/ppc/arch_platform.cpp       | 14 ++++++++++++++
 src/system/kernel/debug/debug.c                    |  9 +++++++++
 5 files changed, 30 insertions(+), 2 deletions(-)
 rename src/system/kernel/arch/ppc/{arch_cpu.c => arch_cpu.cpp} (97%)

diff --git a/headers/private/kernel/arch/ppc/arch_platform.h b/headers/private/kernel/arch/ppc/arch_platform.h
index a770b4c95b..f87c02e36a 100644
--- a/headers/private/kernel/arch/ppc/arch_platform.h
+++ b/headers/private/kernel/arch/ppc/arch_platform.h
@@ -29,6 +29,8 @@ public:
 
 	virtual	void SetHardwareRTC(uint32 seconds) = 0;
 	virtual	uint32 GetHardwareRTC() = 0;
+
+	virtual	void ShutDown(bool reboot) = 0;
 };
 
 }	// namespace BPrivate
diff --git a/src/system/kernel/arch/ppc/Jamfile b/src/system/kernel/arch/ppc/Jamfile
index 66ab87adce..40268e8658 100644
--- a/src/system/kernel/arch/ppc/Jamfile
+++ b/src/system/kernel/arch/ppc/Jamfile
@@ -6,7 +6,7 @@ SEARCH_SOURCE += [ FDirName $(SUBDIR) $(DOTDOT) generic ] ;
 
 KernelStaticLibrary libppc :
 	arch_atomic.c
-	arch_cpu.c
+	arch_cpu.cpp
 	arch_cpu_asm.S
 	arch_debug_console.cpp
 	arch_debug.c
diff --git a/src/system/kernel/arch/ppc/arch_cpu.c b/src/system/kernel/arch/ppc/arch_cpu.cpp
similarity index 97%
rename from src/system/kernel/arch/ppc/arch_cpu.c
rename to src/system/kernel/arch/ppc/arch_cpu.cpp
index 8c76e90a9c..2adf2fb165 100644
--- a/src/system/kernel/arch/ppc/arch_cpu.c
+++ b/src/system/kernel/arch/ppc/arch_cpu.cpp
@@ -8,6 +8,8 @@
 
 
 #include <KernelExport.h>
+
+#include <arch_platform.h>
 #include <arch/cpu.h>
 #include <boot/kernel_args.h>
 
@@ -196,7 +198,8 @@ error:
 status_t
 arch_cpu_shutdown(bool reboot)
 {
-	return EOPNOTSUPP;
+	PPCPlatform::Default()->ShutDown(reboot);
+	return B_ERROR;
 }
 
 
diff --git a/src/system/kernel/arch/ppc/arch_platform.cpp b/src/system/kernel/arch/ppc/arch_platform.cpp
index 1defa41a7a..6833341645 100644
--- a/src/system/kernel/arch/ppc/arch_platform.cpp
+++ b/src/system/kernel/arch/ppc/arch_platform.cpp
@@ -58,6 +58,8 @@ public:
 	virtual	void SetHardwareRTC(uint32 seconds);
 	virtual	uint32 GetHardwareRTC();
 
+	virtual	void ShutDown(bool reboot);
+
 private:
 	int	fInput;
 	int	fOutput;
@@ -203,6 +205,18 @@ PPCOpenFirmware::GetHardwareRTC()
 	return rtc_tm_to_secs(&t);
 }
 
+// ShutDown
+void
+PPCOpenFirmware::ShutDown(bool reboot)
+{
+	if (reboot) {
+		of_interpret("reset-all", 0, 0);
+	} else {
+		// not standardized, so it might fail
+		of_interpret("shut-down", 0, 0);
+	}
+}
+
 
 // # pragma mark -
 
diff --git a/src/system/kernel/debug/debug.c b/src/system/kernel/debug/debug.c
index bcf0308024..42abea8d52 100644
--- a/src/system/kernel/debug/debug.c
+++ b/src/system/kernel/debug/debug.c
@@ -325,6 +325,14 @@ cmd_reboot(int argc, char **argv)
 }
 
 
+static int
+cmd_shutdown(int argc, char **argv)
+{
+	arch_cpu_shutdown(false);
+	return 0;
+}
+
+
 static int
 cmd_help(int argc, char **argv)
 {
@@ -412,6 +420,7 @@ debug_init_post_vm(kernel_args *args)
 
 	add_debugger_command("help", &cmd_help, "List all debugger commands");
 	add_debugger_command("reboot", &cmd_reboot, "Reboot the system");
+	add_debugger_command("shutdown", &cmd_shutdown, "Shut down the system");
 	add_debugger_command("gdb", &cmd_gdb, "Connect to remote gdb");
 	add_debugger_command("continue", &cmd_continue, "Leave kernel debugger");
 	add_debugger_command("exit", &cmd_continue, NULL);