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, wd@denx.de. 7 */ 8 9#include <common.h> 10#include <command.h> 11#include <dm.h> 12#include <env.h> 13#include <getopt.h> 14#include <lmb.h> 15#include <mapmem.h> 16#include <net.h> 17#include <serial.h> 18#include <video.h> 19#include <vsprintf.h> 20#include <asm/cache.h> 21#include <asm/global_data.h> 22#include <display_options.h> 23 24DECLARE_GLOBAL_DATA_PTR; 25 26void bdinfo_print_size(const char *name, uint64_t size) 27{ 28 printf("%-12s= ", name); 29 print_size(size, "\n"); 30} 31 32void bdinfo_print_str(const char *name, const char *str) 33{ 34 printf("%-12s= %s\n", name, str); 35} 36 37void bdinfo_print_num_l(const char *name, ulong value) 38{ 39 printf("%-12s= 0x%0*lx\n", name, 2 * (int)sizeof(value), value); 40} 41 42void bdinfo_print_num_ll(const char *name, unsigned long long value) 43{ 44 printf("%-12s= 0x%.*llx\n", name, 2 * (int)sizeof(ulong), value); 45} 46 47static void print_eth(void) 48{ 49 const int idx = eth_get_dev_index(); 50 uchar enetaddr[6]; 51 char name[10]; 52 int ret; 53 54 if (idx) 55 sprintf(name, "eth%iaddr", idx); 56 else 57 strcpy(name, "ethaddr"); 58 59 ret = eth_env_get_enetaddr_by_index("eth", idx, enetaddr); 60 61 printf("current eth = %s\n", eth_get_name()); 62 if (!ret) 63 printf("%-12s= (not set)\n", name); 64 else 65 printf("%-12s= %pM\n", name, enetaddr); 66 printf("IP addr = %s\n", env_get("ipaddr")); 67} 68 69void bdinfo_print_mhz(const char *name, unsigned long hz) 70{ 71 char buf[32]; 72 73 printf("%-12s= %6s MHz\n", name, strmhz(buf, hz)); 74} 75 76static void print_bi_dram(const struct bd_info *bd) 77{ 78 int i; 79 80 for (i = 0; i < CONFIG_NR_DRAM_BANKS; ++i) { 81 if (bd->bi_dram[i].size) { 82 bdinfo_print_num_l("DRAM bank", i); 83 bdinfo_print_num_ll("-> start", bd->bi_dram[i].start); 84 bdinfo_print_num_ll("-> size", bd->bi_dram[i].size); 85 } 86 } 87} 88 89__weak void arch_print_bdinfo(void) 90{ 91} 92 93static void show_video_info(void) 94{ 95 const struct udevice *dev; 96 struct uclass *uc; 97 98 uclass_id_foreach_dev(UCLASS_VIDEO, dev, uc) { 99 printf("%-12s= %s %sactive\n", "Video", dev->name, 100 device_active(dev) ? "" : "in"); 101 if (device_active(dev)) { 102 struct video_priv *upriv = dev_get_uclass_priv(dev); 103 struct video_uc_plat *plat = dev_get_uclass_plat(dev); 104 105 bdinfo_print_num_ll("FB base", (ulong)upriv->fb); 106 if (upriv->copy_fb) { 107 bdinfo_print_num_ll("FB copy", 108 (ulong)upriv->copy_fb); 109 bdinfo_print_num_l(" copy size", 110 plat->copy_size); 111 } 112 printf("%-12s= %dx%dx%d\n", "FB size", upriv->xsize, 113 upriv->ysize, 1 << upriv->bpix); 114 } 115 } 116} 117 118static void print_serial(struct udevice *dev) 119{ 120 struct serial_device_info info; 121 int ret; 122 123 if (!dev || !IS_ENABLED(CONFIG_DM_SERIAL)) 124 return; 125 126 ret = serial_getinfo(dev, &info); 127 if (ret) 128 return; 129 130 bdinfo_print_num_l("serial addr", info.addr); 131 bdinfo_print_num_l(" width", info.reg_width); 132 bdinfo_print_num_l(" shift", info.reg_shift); 133 bdinfo_print_num_l(" offset", info.reg_offset); 134 bdinfo_print_num_l(" clock", info.clock); 135} 136 137static int bdinfo_print_all(struct bd_info *bd) 138{ 139#ifdef DEBUG 140 bdinfo_print_num_l("bd address", (ulong)bd); 141#endif 142 bdinfo_print_num_l("boot_params", (ulong)bd->bi_boot_params); 143 print_bi_dram(bd); 144 if (IS_ENABLED(CONFIG_SYS_HAS_SRAM)) { 145 bdinfo_print_num_l("sramstart", (ulong)bd->bi_sramstart); 146 bdinfo_print_num_l("sramsize", (ulong)bd->bi_sramsize); 147 } 148 bdinfo_print_num_l("flashstart", (ulong)bd->bi_flashstart); 149 bdinfo_print_num_l("flashsize", (ulong)bd->bi_flashsize); 150 bdinfo_print_num_l("flashoffset", (ulong)bd->bi_flashoffset); 151 printf("baudrate = %u bps\n", gd->baudrate); 152 bdinfo_print_num_l("relocaddr", gd->relocaddr); 153 bdinfo_print_num_l("reloc off", gd->reloc_off); 154 printf("%-12s= %u-bit\n", "Build", (uint)sizeof(void *) * 8); 155 if (IS_ENABLED(CONFIG_CMD_NET)) 156 print_eth(); 157 bdinfo_print_num_l("fdt_blob", (ulong)map_to_sysmem(gd->fdt_blob)); 158 bdinfo_print_num_l("new_fdt", (ulong)map_to_sysmem(gd->new_fdt)); 159 bdinfo_print_num_l("fdt_size", (ulong)gd->fdt_size); 160 if (IS_ENABLED(CONFIG_VIDEO)) 161 show_video_info(); 162#if CONFIG_IS_ENABLED(MULTI_DTB_FIT) 163 bdinfo_print_num_l("multi_dtb_fit", (ulong)gd->multi_dtb_fit); 164#endif 165 if (IS_ENABLED(CONFIG_LMB) && gd->fdt_blob) { 166 struct lmb lmb; 167 168 lmb_init_and_reserve(&lmb, gd->bd, (void *)gd->fdt_blob); 169 lmb_dump_all_force(&lmb); 170 if (IS_ENABLED(CONFIG_OF_REAL)) 171 printf("devicetree = %s\n", fdtdec_get_srcname()); 172 } 173 print_serial(gd->cur_serial_dev); 174 175 if (IS_ENABLED(CONFIG_CMD_BDINFO_EXTRA)) { 176 bdinfo_print_num_ll("stack ptr", (ulong)&bd); 177 bdinfo_print_num_ll("ram_top ptr", (ulong)gd->ram_top); 178 bdinfo_print_num_l("malloc base", gd_malloc_start()); 179 } 180 181 arch_print_bdinfo(); 182 183 return 0; 184} 185 186int do_bdinfo(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) 187{ 188 struct bd_info *bd = gd->bd; 189 struct getopt_state gs; 190 int opt; 191 192 if (!CONFIG_IS_ENABLED(GETOPT) || argc == 1) 193 return bdinfo_print_all(bd); 194 195 getopt_init_state(&gs); 196 while ((opt = getopt(&gs, argc, argv, "aem")) > 0) { 197 switch (opt) { 198 case 'a': 199 return bdinfo_print_all(bd); 200 case 'e': 201 if (!IS_ENABLED(CONFIG_CMD_NET)) 202 return CMD_RET_USAGE; 203 print_eth(); 204 return CMD_RET_SUCCESS; 205 case 'm': 206 print_bi_dram(bd); 207 return CMD_RET_SUCCESS; 208 default: 209 return CMD_RET_USAGE; 210 } 211 } 212 213 return CMD_RET_USAGE; 214} 215 216U_BOOT_CMD( 217 bdinfo, 2, 1, do_bdinfo, 218 "print Board Info structure", 219 "" 220); 221