board/qemu-mips/qemu-mips.c

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