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author | Shinya Kuribayashi <skuribay@ruby.dti.ne.jp> | 2008-10-24 01:29:16 +0900 |
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committer | Ralf Baechle <ralf@linux-mips.org> | 2008-10-27 16:18:29 +0000 |
commit | f27655e34171b0ae9ea5a0aadae894e817f0f875 (patch) | |
tree | 3375121c5b9db911d5b16e56e47c1871bd9db9c1 /arch/mips/emma/common/prom.c | |
parent | cd741b604b94a4d5bebf2672626ffec7de44652c (diff) | |
download | blackbird-op-linux-f27655e34171b0ae9ea5a0aadae894e817f0f875.tar.gz blackbird-op-linux-f27655e34171b0ae9ea5a0aadae894e817f0f875.zip |
MIPS: EMMA: Move arch/mips/emma2rh/ into arch/mips/emma/
git mv arch/mips/{emma2rh,emma} and fixups Makefiles. We'll put all NEC
EMMA series based machines there in the future.
Signed-off-by: Shinya Kuribayashi <shinya.kuribayashi@necel.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/emma/common/prom.c')
-rw-r--r-- | arch/mips/emma/common/prom.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/arch/mips/emma/common/prom.c b/arch/mips/emma/common/prom.c new file mode 100644 index 000000000000..97bf29e755a0 --- /dev/null +++ b/arch/mips/emma/common/prom.c @@ -0,0 +1,72 @@ +/* + * arch/mips/emma2rh/common/prom.c + * This file is prom file. + * + * Copyright (C) NEC Electronics Corporation 2004-2006 + * + * This file is based on the arch/mips/ddb5xxx/common/prom.c + * + * Copyright 2001 MontaVista Software 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, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#include <linux/init.h> +#include <linux/mm.h> +#include <linux/sched.h> +#include <linux/bootmem.h> + +#include <asm/addrspace.h> +#include <asm/bootinfo.h> +#include <asm/emma2rh/emma2rh.h> + +const char *get_system_type(void) +{ +#ifdef CONFIG_NEC_MARKEINS + return "NEC EMMA2RH Mark-eins"; +#else +#error Unknown NEC board +#endif +} + +/* [jsun@junsun.net] PMON passes arguments in C main() style */ +void __init prom_init(void) +{ + int argc = fw_arg0; + char **arg = (char **)fw_arg1; + int i; + + /* if user passes kernel args, ignore the default one */ + if (argc > 1) + arcs_cmdline[0] = '\0'; + + /* arg[0] is "g", the rest is boot parameters */ + for (i = 1; i < argc; i++) { + if (strlen(arcs_cmdline) + strlen(arg[i] + 1) + >= sizeof(arcs_cmdline)) + break; + strcat(arcs_cmdline, arg[i]); + strcat(arcs_cmdline, " "); + } + +#ifdef CONFIG_NEC_MARKEINS + add_memory_region(0, EMMA2RH_RAM_SIZE, BOOT_MEM_RAM); +#else +#error Unknown NEC board +#endif +} + +void __init prom_free_prom_memory(void) +{ +} |