/* | |
* Functions for saving/restoring console. | |
* | |
* Originally from swsusp. | |
*/ | |
#include <linux/vt_kern.h> | |
#include <linux/kbd_kern.h> | |
#include <linux/vt.h> | |
#include <linux/module.h> | |
#include "power.h" | |
#define SUSPEND_CONSOLE (MAX_NR_CONSOLES-1) | |
static int orig_fgconsole, orig_kmsg; | |
int pm_prepare_console(void) | |
{ | |
orig_fgconsole = vt_move_to_console(SUSPEND_CONSOLE, 1); | |
if (orig_fgconsole < 0) | |
return 1; | |
orig_kmsg = vt_kmsg_redirect(SUSPEND_CONSOLE); | |
return 0; | |
} | |
void pm_restore_console(void) | |
{ | |
if (orig_fgconsole >= 0) { | |
vt_move_to_console(orig_fgconsole, 0); | |
vt_kmsg_redirect(orig_kmsg); | |
} | |
} |