diff options
Diffstat (limited to 'cpu/mpc86xx/mp.c')
| -rw-r--r-- | cpu/mpc86xx/mp.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/cpu/mpc86xx/mp.c b/cpu/mpc86xx/mp.c index 2940673..b4a0faa 100644 --- a/cpu/mpc86xx/mp.c +++ b/cpu/mpc86xx/mp.c @@ -1,3 +1,25 @@ +/* + * Copyright 2008-2010 Freescale Semiconductor, Inc. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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/processor.h> #include <asm/mmu.h> @@ -24,6 +46,26 @@ int cpu_status(int nr) return 0; } +int cpu_disable(int nr) +{ + volatile immap_t *immap = (immap_t *) CONFIG_SYS_CCSRBAR; + volatile ccsr_gur_t *gur = &immap->im_gur; + + switch (nr) { + case 0: + setbits_be32(&gur->devdisr, MPC86xx_DEVDISR_CPU0); + break; + case 1: + setbits_be32(&gur->devdisr, MPC86xx_DEVDISR_CPU1); + break; + default: + printf("Invalid cpu number for disable %d\n", nr); + return 1; + } + + return 0; +} + int cpu_release(int nr, int argc, char *argv[]) { /* dummy function so common/cmd_mp.c will build |