cmd/reginfo.c

   1 /*
   2  * (C) Copyright 2000
   3  * Subodh Nijsure, SkyStream Networks, snijsure@skystream.com
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 #include <common.h>
   9 #include <command.h>
  10 #if defined(CONFIG_8xx)
  11 #include <mpc8xx.h>
  12 #elif defined(CONFIG_MPC86xx)
  13 extern void mpc86xx_reginfo(void);
  14 #elif defined(CONFIG_MPC85xx)
  15 extern void mpc85xx_reginfo(void);
  16 #endif
  17
  18 static int do_reginfo(cmd_tbl_t *cmdtp, int flag, int argc,
  19                        char * const argv[])
  20 {
  21 #if defined(CONFIG_8xx)
  22         volatile immap_t     *immap  = (immap_t *)CONFIG_SYS_IMMR;
  23         volatile memctl8xx_t *memctl = &immap->im_memctl;
  24         volatile sysconf8xx_t *sysconf = &immap->im_siu_conf;
  25         volatile sit8xx_t *timers = &immap->im_sit;
  26
  27         /* Hopefully more PowerPC  knowledgable people will add code to display
  28          * other useful registers
  29          */
  30
  31         printf ("\nSystem Configuration registers\n"
  32
  33                 "\tIMMR\t0x%08X\n", get_immr(0));
  34
  35         printf("\tSIUMCR\t0x%08X", sysconf->sc_siumcr);
  36         printf("\tSYPCR\t0x%08X\n",sysconf->sc_sypcr);
  37
  38         printf("\tSWT\t0x%08X",    sysconf->sc_swt);
  39         printf("\tSWSR\t0x%04X\n", sysconf->sc_swsr);
  40
  41         printf("\tSIPEND\t0x%08X\tSIMASK\t0x%08X\n",
  42                 sysconf->sc_sipend, sysconf->sc_simask);
  43         printf("\tSIEL\t0x%08X\tSIVEC\t0x%08X\n",
  44                 sysconf->sc_siel, sysconf->sc_sivec);
  45         printf("\tTESR\t0x%08X\tSDCR\t0x%08X\n",
  46                 sysconf->sc_tesr, sysconf->sc_sdcr);
  47
  48         printf ("Memory Controller Registers\n"
  49
  50                 "\tBR0\t0x%08X\tOR0\t0x%08X \n", memctl->memc_br0, memctl->memc_or0);
  51         printf("\tBR1\t0x%08X\tOR1\t0x%08X \n", memctl->memc_br1, memctl->memc_or1);
  52         printf("\tBR2\t0x%08X\tOR2\t0x%08X \n", memctl->memc_br2, memctl->memc_or2);
  53         printf("\tBR3\t0x%08X\tOR3\t0x%08X \n", memctl->memc_br3, memctl->memc_or3);
  54         printf("\tBR4\t0x%08X\tOR4\t0x%08X \n", memctl->memc_br4, memctl->memc_or4);
  55         printf("\tBR5\t0x%08X\tOR5\t0x%08X \n", memctl->memc_br5, memctl->memc_or5);
  56         printf("\tBR6\t0x%08X\tOR6\t0x%08X \n", memctl->memc_br6, memctl->memc_or6);
  57         printf("\tBR7\t0x%08X\tOR7\t0x%08X \n", memctl->memc_br7, memctl->memc_or7);
  58         printf ("\n"
  59                 "\tmamr\t0x%08X\tmbmr\t0x%08X \n",
  60                 memctl->memc_mamr, memctl->memc_mbmr );
  61         printf("\tmstat\t0x%08X\tmptpr\t0x%08X \n",
  62                 memctl->memc_mstat, memctl->memc_mptpr );
  63         printf("\tmdr\t0x%08X \n", memctl->memc_mdr);
  64
  65         printf ("\nSystem Integration Timers\n"
  66                 "\tTBSCR\t0x%08X\tRTCSC\t0x%08X \n",
  67                 timers->sit_tbscr, timers->sit_rtcsc);
  68         printf("\tPISCR\t0x%08X \n", timers->sit_piscr);
  69
  70         /*
  71          * May be some CPM info here?
  72          */
  73
  74 #elif defined(CONFIG_MPC86xx)
  75         mpc86xx_reginfo();
  76
  77 #elif defined(CONFIG_MPC85xx)
  78         mpc85xx_reginfo();
  79 #endif
  80
  81         return 0;
  82 }
  83
  84  /**************************************************/
  85
  86 #if defined(CONFIG_CMD_REGINFO)
  87 U_BOOT_CMD(
  88         reginfo,        2,      1,      do_reginfo,
  89         "print register information",
  90         ""
  91 );
  92 #endif