2 * This file is subject to the terms and conditions of the GNU General Public
3 * License. See the file "COPYING" in the main directory of this archive
6 * Copyright (C) 2013 Cavium, Inc.
9 #include <linux/kernel.h>
10 #include <linux/kvm_para.h>
12 #include <asm/reboot.h>
13 #include <asm/bootinfo.h>
14 #include <asm/smp-ops.h>
17 extern struct plat_smp_ops paravirt_smp_ops;
19 const char *get_system_type(void)
21 return "MIPS Para-Virtualized Guest";
24 void __init plat_time_init(void)
26 mips_hpt_frequency = kvm_hypercall0(KVM_HC_MIPS_GET_CLOCK_FREQ);
28 preset_lpj = mips_hpt_frequency / (2 * HZ);
31 static void pv_machine_halt(void)
33 kvm_hypercall0(KVM_HC_MIPS_EXIT_VM);
37 * Early entry point for arch setup
39 void __init prom_init(void)
43 char **argv = (char **)fw_arg1;
46 set_io_port_base(KSEG1ADDR(0x1e000000));
47 #else /* CONFIG_64BIT */
48 set_io_port_base(PHYS_TO_XKSEG_UNCACHED(0x1e000000));
51 for (i = 0; i < argc; i++) {
52 strlcat(arcs_cmdline, argv[i], COMMAND_LINE_SIZE);
54 strlcat(arcs_cmdline, " ", COMMAND_LINE_SIZE);
56 _machine_halt = pv_machine_halt;
57 register_smp_ops(¶virt_smp_ops);
60 void __init plat_mem_setup(void)
62 /* Do nothing, the "mem=???" parser handles our memory. */
65 void __init prom_free_prom_memory(void)