qemu-mips.c 1.3 KB

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