// SPDX-License-Identifier: GPL-2.0-or-later /* * Copyright (C) 2009 Lemote Inc. * Author: Wu Zhangjin, wuzhangjin@gmail.com */ #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, " "); } }