From 6b3087c64a92a36ae20d33479b4df6d7afc910d4 Mon Sep 17 00:00:00 2001 From: Graf Yang Date: Wed, 7 Jan 2009 23:14:39 +0800 Subject: Blackfin arch: SMP supporting patchset: Blackfin header files and machine common code Blackfin dual core BF561 processor can support SMP like features. https://docs.blackfin.uclinux.org/doku.php?id=linux-kernel:smp-like In this patch, we provide SMP extend to Blackfin header files and machine common code Signed-off-by: Graf Yang Signed-off-by: Bryan Wu --- arch/blackfin/include/asm/cpu.h | 42 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 arch/blackfin/include/asm/cpu.h (limited to 'arch/blackfin/include/asm/cpu.h') diff --git a/arch/blackfin/include/asm/cpu.h b/arch/blackfin/include/asm/cpu.h new file mode 100644 index 000000000000..9b7aefe7eb2d --- /dev/null +++ b/arch/blackfin/include/asm/cpu.h @@ -0,0 +1,42 @@ +/* + * File: arch/blackfin/include/asm/cpu.h. + * Author: Philippe Gerum + * + * Copyright 2007 Analog Devices 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, see the file COPYING, or write + * to the Free Software Foundation, Inc., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef __ASM_BLACKFIN_CPU_H +#define __ASM_BLACKFIN_CPU_H + +#include + +struct task_struct; + +struct blackfin_cpudata { + struct cpu cpu; + struct task_struct *idle; + unsigned long cclk; + unsigned int imemctl; + unsigned int dmemctl; + unsigned long loops_per_jiffy; + unsigned long dcache_invld_count; +}; + +DECLARE_PER_CPU(struct blackfin_cpudata, cpu_data); + +#endif -- cgit v1.2.3-59-g8ed1b