u-boot/arch/powerpc/include/asm/mp.h
York Sun 709389b654 powerpc/mpc8xxx: fix core id for multicore booting
For the cores with multiple threads, we need to figure out which physical
core a thread belongs. To match the core ids, update PIR registers and
spin tables.

Signed-off-by: York Sun <yorksun@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Signed-off-by: Andy Fleming <afleming@freescale.com>
2012-08-23 12:16:55 -05:00

37 lines
1 KiB
C

/*
* Copyright 2009-2010 Freescale Semiconductor, Inc.
*
* 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
*
*/
#ifndef _ASM_MP_H_
#define _ASM_MP_H_
#include <lmb.h>
void setup_mp(void);
void cpu_mp_lmb_reserve(struct lmb *lmb);
u32 determine_mp_bootpg(void);
int is_core_disabled(int nr);
#ifdef CONFIG_E6500
#define thread_to_core(x) (x >> 1)
#else
#define thread_to_core(x) (x)
#endif
#endif