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 __maybe_unused
  26 static void print_eth(int idx)
  27 {
  28         char name[10], *val;
  29         if (idx)
  30                 sprintf(name, "eth%iaddr", idx);
  31         else
  32                 strcpy(name, "ethaddr");
  33         val = env_get(name);
  34         if (!val)
  35                 val = "(not set)";
  36         printf("%-12s= %s\n", name, val);
  37 }
  38
  39 static void print_lnum(const char *name, unsigned long long value)
  40 {
  41         printf("%-12s= 0x%.8llX\n", name, value);
  42 }
  43
  44 static void print_mhz(const char *name, unsigned long hz)
  45 {
  46         char buf[32];
  47
  48         printf("%-12s= %6s MHz\n", name, strmhz(buf, hz));
  49 }
  50
  51 static void print_bi_dram(const bd_t *bd)
  52 {
  53 #ifdef CONFIG_NR_DRAM_BANKS
  54         int i;
  55
  56         for (i = 0; i < CONFIG_NR_DRAM_BANKS; ++i) {
  57                 if (bd->bi_dram[i].size) {
  58                         print_num("DRAM bank",  i);
  59                         print_num("-> start",   bd->bi_dram[i].start);
  60                         print_num("-> size",    bd->bi_dram[i].size);
  61                 }
  62         }
  63 #endif
  64 }
  65
  66 static void print_eth_ip_addr(void)
  67 {
  68 #if defined(CONFIG_CMD_NET)
  69         print_eth(0);
  70         printf("IP addr     = %s\n", env_get("ipaddr"));
  71 #endif
  72 }
  73
  74 void __weak board_detail(void)
  75 {
  76         /* Please define board_detail() for your PPC platform */
  77 }
  78
  79 int do_bdinfo(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
  80 {
  81         bd_t *bd = gd->bd;
  82
  83 #ifdef DEBUG
  84         print_num("bd address", (ulong)bd);
  85 #endif
  86         if (IS_ENABLED(CONFIG_ARM))
  87                 print_num("arch_number", bd->bi_arch_number);
  88         print_num("boot_params", (ulong)bd->bi_boot_params);
  89         print_bi_dram(bd);
  90         print_num("memstart", (ulong)bd->bi_memstart);
  91         print_lnum("memsize", (u64)bd->bi_memsize);
  92         print_num("flashstart", (ulong)bd->bi_flashstart);
  93         print_num("flashsize", (ulong)bd->bi_flashsize);
  94         print_num("flashoffset", (ulong)bd->bi_flashoffset);
  95         print_eth_ip_addr();
  96         printf("baudrate    = %u bps\n", gd->baudrate);
  97         print_num("relocaddr", gd->relocaddr);
  98         print_num("reloc off", gd->reloc_off);
  99         printf("%-12s= %u-bit\n", "Build", (uint)sizeof(void *) * 8);
 100         if (IS_ENABLED(CONFIG_CMD_NET))
 101                 printf("current eth = %s\n", eth_get_name());
 102         print_num("fdt_blob", (ulong)gd->fdt_blob);
 103         print_num("new_fdt", (ulong)gd->new_fdt);
 104         print_num("fdt_size", (ulong)gd->fdt_size);
 105 #if defined(CONFIG_LCD) || defined(CONFIG_VIDEO) || defined(CONFIG_DM_VIDEO)
 106         print_num("FB base  ", gd->fb_base);
 107 #endif
 108
 109         /* This section is used only by ARM */
 110 #ifdef CONFIG_ARM
 111 #ifdef CONFIG_SYS_MEM_RESERVE_SECURE
 112         if (gd->arch.secure_ram & MEM_RESERVE_SECURE_SECURED) {
 113                 print_num("Secure ram",
 114                           gd->arch.secure_ram & MEM_RESERVE_SECURE_ADDR_MASK);
 115         }
 116 #endif
 117 #ifdef CONFIG_RESV_RAM
 118         if (gd->arch.resv_ram)
 119                 print_num("Reserved ram", gd->arch.resv_ram);
 120 #endif
 121 #if !(CONFIG_IS_ENABLED(SYS_ICACHE_OFF) && CONFIG_IS_ENABLED(SYS_DCACHE_OFF))
 122         print_num("TLB addr", gd->arch.tlb_addr);
 123 #endif
 124         print_num("irq_sp", gd->irq_sp);        /* irq stack pointer */
 125         print_num("sp start ", gd->start_addr_sp);
 126         /*
 127          * TODO: Currently only support for davinci SOC's is added.
 128          * Remove this check once all the board implement this.
 129          */
 130 #ifdef CONFIG_CLOCKS
 131         printf("ARM frequency = %ld MHz\n", gd->bd->bi_arm_freq);
 132         printf("DSP frequency = %ld MHz\n", gd->bd->bi_dsp_freq);
 133         printf("DDR frequency = %ld MHz\n", gd->bd->bi_ddr_freq);
 134 #endif
 135 #ifdef CONFIG_BOARD_TYPES
 136         printf("Board Type  = %ld\n", gd->board_type);
 137 #endif
 138 #if CONFIG_VAL(SYS_MALLOC_F_LEN)
 139         printf("Early malloc usage: %lx / %x\n", gd->malloc_ptr,
 140                CONFIG_VAL(SYS_MALLOC_F_LEN));
 141 #endif
 142 #if CONFIG_IS_ENABLED(MULTI_DTB_FIT)
 143         print_num("multi_dtb_fit", (ulong)gd->multi_dtb_fit);
 144 #endif
 145 #endif /* CONFIG_ARM */
 146
 147         /* This section is used only by ppc */
 148 #if defined(CONFIG_MPC8xx) || defined(CONFIG_E500)
 149         print_num("immr_base", bd->bi_immr_base);
 150 #endif
 151         if (IS_ENABLED(CONFIG_PPC)) {
 152                 print_num("bootflags", bd->bi_bootflags);
 153                 print_mhz("intfreq", bd->bi_intfreq);
 154 #ifdef CONFIG_ENABLE_36BIT_PHYS
 155                 if (IS_ENABLED(CONFIG_PHYS_64BIT))
 156                         puts("addressing  = 36-bit\n");
 157                 else
 158                         puts("addressing  = 32-bit\n");
 159 #endif
 160                 board_detail();
 161         }
 162 #if defined(CONFIG_CPM2)
 163         print_mhz("cpmfreq", bd->bi_cpmfreq);
 164         print_mhz("vco", bd->bi_vco);
 165         print_mhz("sccfreq", bd->bi_sccfreq);
 166         print_mhz("brgfreq", bd->bi_brgfreq);
 167 #endif
 168
 169         /* This is used by m68k and ppc */
 170 #if defined(CONFIG_SYS_INIT_RAM_ADDR)
 171         print_num("sramstart", (ulong)bd->bi_sramstart);
 172         print_num("sramsize", (ulong)bd->bi_sramsize);
 173 #endif
 174         if (IS_ENABLED(CONFIG_PPC) || IS_ENABLED(CONFIG_M68K))
 175                 print_mhz("busfreq", bd->bi_busfreq);
 176
 177         /* The rest are used only by m68k */
 178 #ifdef CONFIG_M68K
 179 #if defined(CONFIG_SYS_MBAR)
 180         print_num("mbar", bd->bi_mbar_base);
 181 #endif
 182         print_mhz("cpufreq", bd->bi_intfreq);
 183         if (IS_ENABLED(CONFIG_PCI))
 184                 print_mhz("pcifreq", bd->bi_pcifreq);
 185 #ifdef CONFIG_EXTRA_CLOCK
 186         print_mhz("flbfreq", bd->bi_flbfreq);
 187         print_mhz("inpfreq", bd->bi_inpfreq);
 188         print_mhz("vcofreq", bd->bi_vcofreq);
 189 #endif
 190 #endif
 191
 192         return 0;
 193 }
 194
 195 /* -------------------------------------------------------------------- */
 196
 197 U_BOOT_CMD(
 198         bdinfo, 1,      1,      do_bdinfo,
 199         "print Board Info structure",
 200         ""
 201 );