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cli_monitor: Add reboot command for Fiasco.OC 

In addition to the new reboot command, this patch tries to reduce the
artifacts caused by the interplay of the kernel debugger and
terminal_mux.
This commit is contained in:
Norman Feske 2013-03-22 21:41:50 +01:00
parent 26710729a3
commit c56525f264
1 changed files with 31 additions and 10 deletions
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41
os/src/app/cli_monitor/foc/extension.cc
View File

@ -22,26 +22,44 @@ namespace Fiasco {
}
static void clear_host_terminal()
{
using namespace Fiasco;
outstring("\e[99S"); /* scroll up */
outstring("\e[99T"); /* scroll down */
outstring("\e[199A"); /* move cursor up */
}
struct Kdebug_command : Command
{
Kdebug_command() : Command("kdebug", "enter kernel debugger (via serial console)") { }
void execute(Command_line &, Terminal::Session &terminal)
{
tprintf(terminal, " Entering kernel debugger...\n");
tprintf(terminal, " Press [g] to continue execution.\n");
using namespace Fiasco;
/*
* Wait a bit to give the terminal a chance to print the usage
* information before the kernel debugger takes over.
*/
l4_ipc_sleep(l4_timeout(L4_IPC_TIMEOUT_NEVER, l4_timeout_rel(244, 11)));
/* let kernel debugger detect the screen size */
enter_kdebug("*#JS");
enter_kdebug("");
clear_host_terminal();
enter_kdebug("Entering kernel debugger... Press [?] for help");
clear_host_terminal();
}
};
tprintf(terminal, "\n");
struct Reboot_command : Command
{
Reboot_command() : Command("reboot", "reboot machine") { }
void execute(Command_line &, Terminal::Session &terminal)
{
using namespace Fiasco;
clear_host_terminal();
enter_kdebug("*#^");
}
};
@ -50,4 +68,7 @@ void init_extension(Command_registry &commands)
{
static Kdebug_command kdebug_command;
commands.insert(&kdebug_command);
static Reboot_command reboot_command;
commands.insert(&reboot_command);
}