board/qemu-mips/qemu-mips.c

   1 /*
   2  * (C) Copyright 2007
   3  * Vlad Lungu vlad.lungu@windriver.com
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 #include <common.h>
   9 #include <command.h>
  10 #include <asm/mipsregs.h>
  11 #include <asm/io.h>
  12 #include <netdev.h>
  13
  14 DECLARE_GLOBAL_DATA_PTR;
  15
  16 int initdram(void)
  17 {
  18         /* Sdram is setup by assembler code */
  19         /* If memory could be changed, we should return the true value here */
  20         gd->ram_size = MEM_SIZE * 1024 * 1024;
  21
  22         return 0;
  23 }
  24
  25 int checkboard(void)
  26 {
  27         u32 proc_id;
  28         u32 config1;
  29
  30         proc_id = read_c0_prid();
  31         printf("Board: Qemu -M mips CPU: ");
  32         switch (proc_id) {
  33         case 0x00018000:
  34                 printf("4Kc");
  35                 break;
  36         case 0x00018400:
  37                 printf("4KEcR1");
  38                 break;
  39         case 0x00019000:
  40                 printf("4KEc");
  41                 break;
  42         case 0x00019300:
  43                 config1 = read_c0_config1();
  44                 if (config1 & 1)
  45                         printf("24Kf");
  46                 else
  47                         printf("24Kc");
  48                 break;
  49         case 0x00019500:
  50                 printf("34Kf");
  51                 break;
  52         case 0x00000400:
  53                 printf("R4000");
  54                 break;
  55         case 0x00018100:
  56                 config1 = read_c0_config1();
  57                 if (config1 & 1)
  58                         printf("5Kf");
  59                 else
  60                         printf("5Kc");
  61                 break;
  62         case 0x000182a0:
  63                 printf("20Kc");
  64                 break;
  65
  66         default:
  67                 printf("unknown");
  68         }
  69         printf(" proc_id=0x%x\n", proc_id);
  70
  71         return 0;
  72 }
  73
  74 int misc_init_r(void)
  75 {
  76         set_io_port_base(0);
  77         return 0;
  78 }
  79
  80 int board_eth_init(bd_t *bis)
  81 {
  82         return ne2k_register();
  83 }