cmd/bdinfo.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Implements the 'bd' command to show board information
   4  *
   5  * (C) Copyright 2003
   6  * Wolfgang Denk, DENX Software Engineering, [email protected].
   7  */
   8
   9 #include <common.h>
  10 #include <command.h>
  11 #include <dm.h>
  12 #include <env.h>
  13 #include <lmb.h>
  14 #include <net.h>
  15 #include <video.h>
  16 #include <vsprintf.h>
  17 #include <asm/cache.h>
  18 #include <asm/global_data.h>
  19 #include <display_options.h>
  20
  21 DECLARE_GLOBAL_DATA_PTR;
  22
  23 void bdinfo_print_size(const char *name, uint64_t size)
  24 {
  25         printf("%-12s= ", name);
  26         print_size(size, "\n");
  27 }
  28
  29 void bdinfo_print_str(const char *name, const char *str)
  30 {
  31         printf("%-12s= %s\n", name, str);
  32 }
  33
  34 void bdinfo_print_num_l(const char *name, ulong value)
  35 {
  36         printf("%-12s= 0x%0*lx\n", name, 2 * (int)sizeof(value), value);
  37 }
  38
  39 void bdinfo_print_num_ll(const char *name, unsigned long long value)
  40 {
  41         printf("%-12s= 0x%.*llx\n", name, 2 * (int)sizeof(ulong), value);
  42 }
  43
  44 static void print_eth(int idx)
  45 {
  46         char name[10], *val;
  47         if (idx)
  48                 sprintf(name, "eth%iaddr", idx);
  49         else
  50                 strcpy(name, "ethaddr");
  51         val = env_get(name);
  52         if (!val)
  53                 val = "(not set)";
  54         printf("%-12s= %s\n", name, val);
  55 }
  56
  57 void bdinfo_print_mhz(const char *name, unsigned long hz)
  58 {
  59         char buf[32];
  60
  61         printf("%-12s= %6s MHz\n", name, strmhz(buf, hz));
  62 }
  63
  64 static void print_bi_dram(const struct bd_info *bd)
  65 {
  66         int i;
  67
  68         for (i = 0; i < CONFIG_NR_DRAM_BANKS; ++i) {
  69                 if (bd->bi_dram[i].size) {
  70                         bdinfo_print_num_l("DRAM bank", i);
  71                         bdinfo_print_num_ll("-> start", bd->bi_dram[i].start);
  72                         bdinfo_print_num_ll("-> size",  bd->bi_dram[i].size);
  73                 }
  74         }
  75 }
  76
  77 __weak void arch_print_bdinfo(void)
  78 {
  79 }
  80
  81 static void show_video_info(void)
  82 {
  83         const struct udevice *dev;
  84         struct uclass *uc;
  85
  86         uclass_id_foreach_dev(UCLASS_VIDEO, dev, uc) {
  87                 printf("%-12s= %s %sactive\n", "Video", dev->name,
  88                        device_active(dev) ? "" : "in");
  89                 if (device_active(dev)) {
  90                         struct video_priv *upriv = dev_get_uclass_priv(dev);
  91                         struct video_uc_plat *plat = dev_get_uclass_plat(dev);
  92
  93                         bdinfo_print_num_ll("FB base", (ulong)upriv->fb);
  94                         if (upriv->copy_fb) {
  95                                 bdinfo_print_num_ll("FB copy",
  96                                                     (ulong)upriv->copy_fb);
  97                                 bdinfo_print_num_l(" copy size",
  98                                                    plat->copy_size);
  99                         }
 100                         printf("%-12s= %dx%dx%d\n", "FB size", upriv->xsize,
 101                                upriv->ysize, 1 << upriv->bpix);
 102                 }
 103         }
 104 }
 105
 106 int do_bdinfo(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
 107 {
 108         struct bd_info *bd = gd->bd;
 109
 110 #ifdef DEBUG
 111         bdinfo_print_num_l("bd address", (ulong)bd);
 112 #endif
 113         bdinfo_print_num_l("boot_params", (ulong)bd->bi_boot_params);
 114         print_bi_dram(bd);
 115         if (IS_ENABLED(CONFIG_SYS_HAS_SRAM)) {
 116                 bdinfo_print_num_l("sramstart", (ulong)bd->bi_sramstart);
 117                 bdinfo_print_num_l("sramsize", (ulong)bd->bi_sramsize);
 118         }
 119         bdinfo_print_num_l("flashstart", (ulong)bd->bi_flashstart);
 120         bdinfo_print_num_l("flashsize", (ulong)bd->bi_flashsize);
 121         bdinfo_print_num_l("flashoffset", (ulong)bd->bi_flashoffset);
 122         printf("baudrate    = %u bps\n", gd->baudrate);
 123         bdinfo_print_num_l("relocaddr", gd->relocaddr);
 124         bdinfo_print_num_l("reloc off", gd->reloc_off);
 125         printf("%-12s= %u-bit\n", "Build", (uint)sizeof(void *) * 8);
 126         if (IS_ENABLED(CONFIG_CMD_NET)) {
 127                 printf("current eth = %s\n", eth_get_name());
 128                 print_eth(0);
 129                 printf("IP addr     = %s\n", env_get("ipaddr"));
 130         }
 131         bdinfo_print_num_l("fdt_blob", (ulong)gd->fdt_blob);
 132         bdinfo_print_num_l("new_fdt", (ulong)gd->new_fdt);
 133         bdinfo_print_num_l("fdt_size", (ulong)gd->fdt_size);
 134         if (IS_ENABLED(CONFIG_VIDEO))
 135                 show_video_info();
 136 #if CONFIG_IS_ENABLED(MULTI_DTB_FIT)
 137         bdinfo_print_num_l("multi_dtb_fit", (ulong)gd->multi_dtb_fit);
 138 #endif
 139         if (IS_ENABLED(CONFIG_LMB) && gd->fdt_blob) {
 140                 struct lmb lmb;
 141
 142                 lmb_init_and_reserve(&lmb, gd->bd, (void *)gd->fdt_blob);
 143                 lmb_dump_all_force(&lmb);
 144                 if (IS_ENABLED(CONFIG_OF_REAL))
 145                         printf("devicetree  = %s\n", fdtdec_get_srcname());
 146         }
 147
 148         arch_print_bdinfo();
 149
 150         return 0;
 151 }
 152
 153 U_BOOT_CMD(
 154         bdinfo, 1,      1,      do_bdinfo,
 155         "print Board Info structure",
 156         ""
 157 );