cmd/bdinfo.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * (C) Copyright 2003
   4  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   5  */
   6
   7 /*
   8  * Boot support
   9  */
  10 #include <common.h>
  11 #include <command.h>
  12 #include <env.h>
  13 #include <net.h>
  14 #include <vsprintf.h>
  15 #include <asm/cache.h>
  16 #include <linux/compiler.h>
  17
  18 DECLARE_GLOBAL_DATA_PTR;
  19
  20 static void print_num(const char *name, ulong value)
  21 {
  22         printf("%-12s= 0x%0*lx\n", name, 2 * (int)sizeof(value), value);
  23 }
  24
  25 static void print_eth(int idx)
  26 {
  27         char name[10], *val;
  28         if (idx)
  29                 sprintf(name, "eth%iaddr", idx);
  30         else
  31                 strcpy(name, "ethaddr");
  32         val = env_get(name);
  33         if (!val)
  34                 val = "(not set)";
  35         printf("%-12s= %s\n", name, val);
  36 }
  37
  38 static void print_lnum(const char *name, unsigned long long value)
  39 {
  40         printf("%-12s= 0x%.8llX\n", name, value);
  41 }
  42
  43 static void print_mhz(const char *name, unsigned long hz)
  44 {
  45         char buf[32];
  46
  47         printf("%-12s= %6s MHz\n", name, strmhz(buf, hz));
  48 }
  49
  50 static void print_bi_dram(const bd_t *bd)
  51 {
  52 #ifdef CONFIG_NR_DRAM_BANKS
  53         int i;
  54
  55         for (i = 0; i < CONFIG_NR_DRAM_BANKS; ++i) {
  56                 if (bd->bi_dram[i].size) {
  57                         print_num("DRAM bank",  i);
  58                         print_num("-> start",   bd->bi_dram[i].start);
  59                         print_num("-> size",    bd->bi_dram[i].size);
  60                 }
  61         }
  62 #endif
  63 }
  64
  65 void __weak board_detail(void)
  66 {
  67         /* Please define board_detail() for your PPC platform */
  68 }
  69
  70 int do_bdinfo(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
  71 {
  72         bd_t *bd = gd->bd;
  73
  74 #ifdef DEBUG
  75         print_num("bd address", (ulong)bd);
  76 #endif
  77         if (IS_ENABLED(CONFIG_ARM))
  78                 print_num("arch_number", bd->bi_arch_number);
  79         print_num("boot_params", (ulong)bd->bi_boot_params);
  80         print_bi_dram(bd);
  81         print_num("memstart", (ulong)bd->bi_memstart);
  82         print_lnum("memsize", (u64)bd->bi_memsize);
  83         print_num("flashstart", (ulong)bd->bi_flashstart);
  84         print_num("flashsize", (ulong)bd->bi_flashsize);
  85         print_num("flashoffset", (ulong)bd->bi_flashoffset);
  86         printf("baudrate    = %u bps\n", gd->baudrate);
  87         print_num("relocaddr", gd->relocaddr);
  88         print_num("reloc off", gd->reloc_off);
  89         printf("%-12s= %u-bit\n", "Build", (uint)sizeof(void *) * 8);
  90         if (IS_ENABLED(CONFIG_CMD_NET)) {
  91                 printf("current eth = %s\n", eth_get_name());
  92                 print_eth(0);
  93                 printf("IP addr     = %s\n", env_get("ipaddr"));
  94         }
  95         print_num("fdt_blob", (ulong)gd->fdt_blob);
  96         print_num("new_fdt", (ulong)gd->new_fdt);
  97         print_num("fdt_size", (ulong)gd->fdt_size);
  98 #if defined(CONFIG_LCD) || defined(CONFIG_VIDEO) || defined(CONFIG_DM_VIDEO)
  99         print_num("FB base  ", gd->fb_base);
 100 #endif
 101
 102         /* This section is used only by ARM */
 103 #ifdef CONFIG_ARM
 104 #ifdef CONFIG_SYS_MEM_RESERVE_SECURE
 105         if (gd->arch.secure_ram & MEM_RESERVE_SECURE_SECURED) {
 106                 print_num("Secure ram",
 107                           gd->arch.secure_ram & MEM_RESERVE_SECURE_ADDR_MASK);
 108         }
 109 #endif
 110 #ifdef CONFIG_RESV_RAM
 111         if (gd->arch.resv_ram)
 112                 print_num("Reserved ram", gd->arch.resv_ram);
 113 #endif
 114 #if !(CONFIG_IS_ENABLED(SYS_ICACHE_OFF) && CONFIG_IS_ENABLED(SYS_DCACHE_OFF))
 115         print_num("TLB addr", gd->arch.tlb_addr);
 116 #endif
 117         print_num("irq_sp", gd->irq_sp);        /* irq stack pointer */
 118         print_num("sp start ", gd->start_addr_sp);
 119         /*
 120          * TODO: Currently only support for davinci SOC's is added.
 121          * Remove this check once all the board implement this.
 122          */
 123 #ifdef CONFIG_CLOCKS
 124         printf("ARM frequency = %ld MHz\n", gd->bd->bi_arm_freq);
 125         printf("DSP frequency = %ld MHz\n", gd->bd->bi_dsp_freq);
 126         printf("DDR frequency = %ld MHz\n", gd->bd->bi_ddr_freq);
 127 #endif
 128 #ifdef CONFIG_BOARD_TYPES
 129         printf("Board Type  = %ld\n", gd->board_type);
 130 #endif
 131 #if CONFIG_VAL(SYS_MALLOC_F_LEN)
 132         printf("Early malloc usage: %lx / %x\n", gd->malloc_ptr,
 133                CONFIG_VAL(SYS_MALLOC_F_LEN));
 134 #endif
 135 #if CONFIG_IS_ENABLED(MULTI_DTB_FIT)
 136         print_num("multi_dtb_fit", (ulong)gd->multi_dtb_fit);
 137 #endif
 138 #endif /* CONFIG_ARM */
 139
 140         /* This section is used only by ppc */
 141 #if defined(CONFIG_MPC8xx) || defined(CONFIG_E500)
 142         print_num("immr_base", bd->bi_immr_base);
 143 #endif
 144         if (IS_ENABLED(CONFIG_PPC)) {
 145                 print_num("bootflags", bd->bi_bootflags);
 146                 print_mhz("intfreq", bd->bi_intfreq);
 147 #ifdef CONFIG_ENABLE_36BIT_PHYS
 148                 if (IS_ENABLED(CONFIG_PHYS_64BIT))
 149                         puts("addressing  = 36-bit\n");
 150                 else
 151                         puts("addressing  = 32-bit\n");
 152 #endif
 153                 board_detail();
 154         }
 155 #if defined(CONFIG_CPM2)
 156         print_mhz("cpmfreq", bd->bi_cpmfreq);
 157         print_mhz("vco", bd->bi_vco);
 158         print_mhz("sccfreq", bd->bi_sccfreq);
 159         print_mhz("brgfreq", bd->bi_brgfreq);
 160 #endif
 161
 162         /* This is used by m68k and ppc */
 163 #if defined(CONFIG_SYS_INIT_RAM_ADDR)
 164         print_num("sramstart", (ulong)bd->bi_sramstart);
 165         print_num("sramsize", (ulong)bd->bi_sramsize);
 166 #endif
 167         if (IS_ENABLED(CONFIG_PPC) || IS_ENABLED(CONFIG_M68K))
 168                 print_mhz("busfreq", bd->bi_busfreq);
 169
 170         /* The rest are used only by m68k */
 171 #ifdef CONFIG_M68K
 172 #if defined(CONFIG_SYS_MBAR)
 173         print_num("mbar", bd->bi_mbar_base);
 174 #endif
 175         print_mhz("cpufreq", bd->bi_intfreq);
 176         if (IS_ENABLED(CONFIG_PCI))
 177                 print_mhz("pcifreq", bd->bi_pcifreq);
 178 #ifdef CONFIG_EXTRA_CLOCK
 179         print_mhz("flbfreq", bd->bi_flbfreq);
 180         print_mhz("inpfreq", bd->bi_inpfreq);
 181         print_mhz("vcofreq", bd->bi_vcofreq);
 182 #endif
 183 #endif
 184
 185         return 0;
 186 }
 187
 188 /* -------------------------------------------------------------------- */
 189
 190 U_BOOT_CMD(
 191         bdinfo, 1,      1,      do_bdinfo,
 192         "print Board Info structure",
 193         ""
 194 );