arch/x86/cpu/qemu/qemu.c

   1 /*
   2  * Copyright (C) 2015, Bin Meng <bmeng.cn@gmail.com>
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #include <common.h>
   8 #include <asm/irq.h>
   9 #include <asm/post.h>
  10 #include <asm/processor.h>
  11
  12 int arch_cpu_init(void)
  13 {
  14         int ret;
  15
  16         post_code(POST_CPU_INIT);
  17 #ifdef CONFIG_SYS_X86_TSC_TIMER
  18         timer_set_base(rdtsc());
  19 #endif
  20
  21         ret = x86_cpu_init_f();
  22         if (ret)
  23                 return ret;
  24
  25         return 0;
  26 }
  27
  28 #ifndef CONFIG_EFI_STUB
  29 int print_cpuinfo(void)
  30 {
  31         post_code(POST_CPU_INFO);
  32         return default_print_cpuinfo();
  33 }
  34 #endif
  35
  36 void reset_cpu(ulong addr)
  37 {
  38         /* cold reset */
  39         x86_full_reset();
  40 }
  41
  42 int arch_misc_init(void)
  43 {
  44         pirq_init();
  45
  46         return 0;
  47 }