diff options
Diffstat (limited to 'lib_arm/boottime.c')
-rw-r--r-- | lib_arm/boottime.c | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/lib_arm/boottime.c b/lib_arm/boottime.c new file mode 100644 index 000000000..3c84bb3e3 --- /dev/null +++ b/lib_arm/boottime.c @@ -0,0 +1,83 @@ +/* + * (C) Copyright 2009 ST-Ericsson AB + * Jonas Aaberg <jonas.aberg@stericsson.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + + +#include <common.h> +#include <asm/byteorder.h> +#include <asm/boottime.h> +#include <asm/setup.h> + +#ifdef CONFIG_BOOTTIME +ulong get_raw_timer(void); + +static struct tag_boottime boottime; + +int boottime_tag(char *name) +{ + if (boottime.num == BOOTTIME_MAX) { + printf("boottime: out of entries!\n"); + return -1; + } + + strncpy((char *)boottime.entry[boottime.num].name, + name, + BOOTTIME_MAX_NAME_LEN); + boottime.entry[boottime.num].name[BOOTTIME_MAX_NAME_LEN - 1] = '\0'; + boottime.entry[boottime.num].tick = get_raw_timer(); + + boottime.num++; + return 0; +} + + +struct boottime_entry *boottime_get_entry(unsigned int i) +{ + if (i >= boottime.num) + return NULL; + else + return &boottime.entry[i]; +} + + +void boottime_idle_add(ulong i) +{ + boottime.idle += i; +} + +ulong boottime_idle_done(void) +{ + return get_raw_timer(); +} + +ulong boottime_idle_get(void) +{ + return boottime.idle; +} + +void boottime_remove_last(void) +{ + if (boottime.num > 0) + boottime.num--; +} +#endif + + + + |