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a3a0f8c8ed
Add the Cisco Powertv cable settop box to the MIPS tree. This platform is based on a MIPS 24Kc processor with various devices integrated on the same ASIC. There are multiple models of this box, with differing configuration but the same kernel runs across the product line. Signed-off-by: David VomLehn <dvomlehn@cisco.com> Cc: linux-mips@linux-mips.org Patchwork: http://patchwork.linux-mips.org/patch/132/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
52 lines
1.4 KiB
C
52 lines
1.4 KiB
C
/*
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* Carsten Langgaard, carstenl@mips.com
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* Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved.
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* Portions copyright (C) 2009 Cisco Systems, Inc.
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*
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* This program is free software; you can distribute it and/or modify it
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* under the terms of the GNU General Public License (Version 2) as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
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*
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* Kernel command line creation using the prom monitor (YAMON) argc/argv.
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*/
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#include <linux/init.h>
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#include <linux/string.h>
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#include <asm/bootinfo.h>
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#include "init.h"
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/*
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* YAMON (32-bit PROM) pass arguments and environment as 32-bit pointer.
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* This macro take care of sign extension.
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*/
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#define prom_argv(index) ((char *)(long)_prom_argv[(index)])
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char * __init prom_getcmdline(void)
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{
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return &(arcs_cmdline[0]);
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}
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void __init prom_init_cmdline(void)
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{
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int len;
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if (prom_argc != 1)
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return;
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len = strlen(arcs_cmdline);
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arcs_cmdline[len] = ' ';
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strlcpy(arcs_cmdline + len + 1, (char *)_prom_argv,
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COMMAND_LINE_SIZE - len - 1);
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}
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