[PATCH 1/3] ddb: add "halt" command

[Justus Winter]

* ddb/db_command.c (db_command_table): Add "halt" command.
* i386/i386/db_interface.h (db_halt_cpu): New declaration.
* i386/i386at/model_dep.c (db_halt_cpu): New function.
---
 ddb/db_command.c         | 1 +
 i386/i386/db_interface.h | 2 ++
 i386/i386at/model_dep.c  | 5 +++++
 3 files changed, 8 insertions(+)

diff --git a/ddb/db_command.c b/ddb/db_command.c
index ebb13df..8171119 100644
--- a/ddb/db_command.c
+++ b/ddb/db_command.c
@@ -363,6 +363,7 @@ struct db_command db_command_table[] = {
        { "show",       0,                      0,      db_show_cmds },
        { "reset",      db_reset_cpu,           0,              0 },
        { "reboot",     db_reset_cpu,           0,              0 },
+       { "halt",       db_halt_cpu,            0,              0 },
        { (char *)0, }
 };
 
diff --git a/i386/i386/db_interface.h b/i386/i386/db_interface.h
index 97ff5c7..8d7daea 100644
--- a/i386/i386/db_interface.h
+++ b/i386/i386/db_interface.h
@@ -98,6 +98,8 @@ db_stack_trace_cmd(
        const char      *modif);
 
 extern void
+db_halt_cpu(void);
+extern void
 db_reset_cpu(void);
 
 void
diff --git a/i386/i386at/model_dep.c b/i386/i386at/model_dep.c
index 7d138be..95752fa 100644
--- a/i386/i386at/model_dep.c
+++ b/i386/i386at/model_dep.c
@@ -243,6 +243,11 @@ void exit(int rc)
        halt_all_cpus(0);
 }
 
+void db_halt_cpu(void)
+{
+       halt_all_cpus(0);
+}
+
 void db_reset_cpu(void)
 {
        halt_all_cpus(1);
-- 
1.9.2