diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/loongson/common/machtype.c | 10 | ||||
| -rw-r--r-- | arch/mips/loongson/lemote-2f/Makefile | 2 | ||||
| -rw-r--r-- | arch/mips/loongson/lemote-2f/machtype.c | 45 |
3 files changed, 54 insertions, 3 deletions
diff --git a/arch/mips/loongson/common/machtype.c b/arch/mips/loongson/common/machtype.c index 0ed52b3f531..3799098e1e9 100644 --- a/arch/mips/loongson/common/machtype.c +++ b/arch/mips/loongson/common/machtype.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2009 Lemote Inc. & Insititute of Computing Technology + * Copyright (C) 2009 Lemote Inc. * Author: Wu Zhangjin, wuzj@lemote.com * * Copyright (c) 2009 Zhang Le <r0bertz@gentoo.org> @@ -35,6 +35,10 @@ const char *get_system_type(void) return system_types[mips_machtype]; } +void __weak __init mach_prom_init_machtype(void) +{ +} + void __init prom_init_machtype(void) { char *p, str[MACHTYPE_LEN]; @@ -43,8 +47,10 @@ void __init prom_init_machtype(void) mips_machtype = LOONGSON_MACHTYPE; p = strstr(arcs_cmdline, "machtype="); - if (!p) + if (!p) { + mach_prom_init_machtype(); return; + } p += strlen("machtype="); strncpy(str, p, MACHTYPE_LEN); p = strstr(str, " "); diff --git a/arch/mips/loongson/lemote-2f/Makefile b/arch/mips/loongson/lemote-2f/Makefile index 4d84b27dc41..8699a53f047 100644 --- a/arch/mips/loongson/lemote-2f/Makefile +++ b/arch/mips/loongson/lemote-2f/Makefile @@ -2,7 +2,7 @@ # Makefile for lemote loongson2f family machines # -obj-y += irq.o reset.o ec_kb3310b.o +obj-y += machtype.o irq.o reset.o ec_kb3310b.o # # Suspend Support diff --git a/arch/mips/loongson/lemote-2f/machtype.c b/arch/mips/loongson/lemote-2f/machtype.c new file mode 100644 index 00000000000..610f4317314 --- /dev/null +++ b/arch/mips/loongson/lemote-2f/machtype.c @@ -0,0 +1,45 @@ +/* + * Copyright (C) 2009 Lemote Inc. + * Author: Wu Zhangjin, wuzj@lemote.com + * + * 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. + */ +#include <asm/bootinfo.h> + +#include <loongson.h> + +void __init mach_prom_init_machtype(void) +{ + /* We share the same kernel image file among Lemote 2F family + * of machines, and provide the machtype= kernel command line + * to users to indicate their machine, this command line will + * be passed by the latest PMON automatically. and fortunately, + * up to now, we can get the machine type from the PMON_VER= + * commandline directly except the NAS machine, In the old + * machines, this will help the users a lot. + * + * If no "machtype=" passed, get machine type from "PMON_VER=". + * PMON_VER=LM8089 Lemote 8.9'' netbook + * LM8101 Lemote 10.1'' netbook + * (The above two netbooks have the same kernel support) + * LM6XXX Lemote FuLoong(2F) box series + * LM9XXX Lemote LynLoong PC series + */ + if (strstr(arcs_cmdline, "PMON_VER=LM")) { + if (strstr(arcs_cmdline, "PMON_VER=LM8")) + mips_machtype = MACH_LEMOTE_YL2F89; + else if (strstr(arcs_cmdline, "PMON_VER=LM6")) + mips_machtype = MACH_LEMOTE_FL2F; + else if (strstr(arcs_cmdline, "PMON_VER=LM9")) + mips_machtype = MACH_LEMOTE_LL2F; + else + mips_machtype = MACH_LEMOTE_NAS; + + strcat(arcs_cmdline, " machtype="); + strcat(arcs_cmdline, get_system_type()); + strcat(arcs_cmdline, " "); + } +} |