You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
56 lines
2.0 KiB
56 lines
2.0 KiB
/*
|
|
* JBS Specific board startup routines.
|
|
*
|
|
* Copyright 2005, Embedded Alley Solutions, 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
|
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
|
|
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
|
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
|
|
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
* 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.,
|
|
* 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
*/
|
|
#include <linux/init.h>
|
|
#include <linux/sched.h>
|
|
#include <linux/ioport.h>
|
|
#include <linux/mm.h>
|
|
#include <linux/console.h>
|
|
#include <linux/mc146818rtc.h>
|
|
#include <linux/delay.h>
|
|
|
|
#include <asm/cpu.h>
|
|
#include <asm/bootinfo.h>
|
|
#include <asm/irq.h>
|
|
#include <asm/mipsregs.h>
|
|
#include <asm/reboot.h>
|
|
#include <asm/pgtable.h>
|
|
|
|
#include <glb.h>
|
|
|
|
/* CP0 hazard avoidance. */
|
|
#define BARRIER __asm__ __volatile__(".set noreorder\n\t" \
|
|
"nop; nop; nop; nop; nop; nop;\n\t" \
|
|
".set reorder\n\t")
|
|
|
|
void __init board_setup(void)
|
|
{
|
|
unsigned long configpr;
|
|
|
|
configpr = read_c0_config7();
|
|
configpr |= (1<<19); /* enable tlb */
|
|
write_c0_config7(configpr);
|
|
BARRIER;
|
|
}
|
|
|