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MIPS: PowerTV: simplify prom_init_cmdline() and merge into prom_init() 

Signed-off-by: Yoichi Yuasa <yuasa@linux-mips.org>
Patchwork: http://patchwork.linux-mips.org/patch/801/
Reviewed-by: David VomLehn <dvomlehn@cisco.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Yoichi Yuasa 2009-12-18 21:38:37 +09:00 committed by Ralf Baechle
parent 0eb99a9354
commit 7e326d687d
4 changed files with 10 additions and 56 deletions
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2
arch/mips/powertv/Makefile
View File

@ -23,6 +23,6 @@
# under Linux.
#
obj-y += cmdline.o init.o memory.o reset.o time.o powertv_setup.o asic/ pci/
obj-y += init.o memory.o reset.o time.o powertv_setup.o asic/ pci/
EXTRA_CFLAGS += -Wall -Werror

47
arch/mips/powertv/cmdline.c
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@ -1,47 +0,0 @@
/*
* Carsten Langgaard, carstenl@mips.com
* Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved.
* Portions copyright (C) 2009 Cisco Systems, Inc.
*
* This program is free software; you can distribute it and/or modify it
* under the terms of the GNU General Public License (Version 2) as
* published by the Free Software Foundation.
*
* This program is distributed in the hope 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.
*
* Kernel command line creation using the prom monitor (YAMON) argc/argv.
*/
#include <linux/init.h>
#include <linux/string.h>
#include <asm/bootinfo.h>
#include "init.h"
/*
* YAMON (32-bit PROM) pass arguments and environment as 32-bit pointer.
* This macro take care of sign extension.
*/
#define prom_argv(index) ((char *)(long)_prom_argv[(index)])
void __init prom_init_cmdline(void)
{
int len;
if (prom_argc != 1)
return;
len = strlen(arcs_cmdline);
arcs_cmdline[len] = ' ';
strlcpy(arcs_cmdline + len + 1, (char *)_prom_argv,
COMMAND_LINE_SIZE - len - 1);
}

15
arch/mips/powertv/init.c
View File

@ -34,10 +34,7 @@
#include <asm/mips-boards/generic.h>
#include <asm/mach-powertv/asic.h>
#include "init.h"
int prom_argc;
int *_prom_argv, *_prom_envp;
static int *_prom_envp;
unsigned long _prom_memsize;
/*
@ -109,8 +106,11 @@ static void __init mips_ejtag_setup(void)
void __init prom_init(void)
{
int prom_argc;
char *prom_argv;
prom_argc = fw_arg0;
_prom_argv = (int *) fw_arg1;
prom_argv = (char *) fw_arg1;
_prom_envp = (int *) fw_arg2;
_prom_memsize = (unsigned long) fw_arg3;
@ -118,7 +118,10 @@ void __init prom_init(void)
board_ejtag_handler_setup = mips_ejtag_setup;
pr_info("\nLINUX started...\n");
prom_init_cmdline();
if (prom_argc == 1)
strlcat(arcs_cmdline, prom_argv, COMMAND_LINE_SIZE);
configure_platform();
prom_meminit();

2
arch/mips/powertv/init.h
View File

@ -22,7 +22,5 @@
#ifndef _POWERTV_INIT_H
#define _POWERTV_INIT_H
extern int prom_argc;
extern int *_prom_argv;
extern unsigned long _prom_memsize;
#endif