diff options
Diffstat (limited to 'arch/mips/bcm47xx/prom.c')
| -rw-r--r-- | arch/mips/bcm47xx/prom.c | 49 | 
1 files changed, 49 insertions, 0 deletions
| diff --git a/arch/mips/bcm47xx/prom.c b/arch/mips/bcm47xx/prom.c new file mode 100644 index 000000000000..41ac9dd88bde --- /dev/null +++ b/arch/mips/bcm47xx/prom.c @@ -0,0 +1,49 @@ +/* + *  Copyright (C) 2004 Florian Schirmer <jolt@tuxbox.org> + * + *  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 <asm/bootinfo.h> + +const char *get_system_type(void) +{ +	return "Broadcom BCM47XX"; +} + +void __init prom_init(void) +{ +	unsigned long mem; + +	/* Figure out memory size by finding aliases */ +	for (mem = (1 << 20); mem < (128 << 20); mem += (1 << 20)) { +		if (*(unsigned long *)((unsigned long)(prom_init) + mem) == +		    *(unsigned long *)(prom_init)) +			break; +	} + +	add_memory_region(0, mem, BOOT_MEM_RAM); +} + +void __init prom_free_prom_memory(void) +{ +} |