git.sur5r.net Git - u-boot/blob - 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 int print_cpuinfo(void)
  29 {
  30         post_code(POST_CPU_INFO);
  31         return default_print_cpuinfo();
  32 }
  33
  34 void reset_cpu(ulong addr)
  35 {
  36         /* cold reset */
  37         x86_full_reset();
  38 }
  39
  40 int arch_misc_init(void)
  41 {
  42         pirq_init();
  43
  44         return 0;
  45 }