// SPDX-License-Identifier: GPL-2.0+ /* * Implements the 'bd' command to show board information * * (C) Copyright 2003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. */ #include #include #include #include #include #include #include #include #include #include #include #include #include DECLARE_GLOBAL_DATA_PTR; void bdinfo_print_size(const char *name, uint64_t size) { printf("%-12s= ", name); print_size(size, "\n"); } void bdinfo_print_str(const char *name, const char *str) { printf("%-12s= %s\n", name, str); } void bdinfo_print_num_l(const char *name, ulong value) { printf("%-12s= 0x%0*lx\n", name, 2 * (int)sizeof(value), value); } void bdinfo_print_num_ll(const char *name, unsigned long long value) { printf("%-12s= 0x%.*llx\n", name, 2 * (int)sizeof(ulong), value); } static void print_eth(void) { const int idx = eth_get_dev_index(); uchar enetaddr[6]; char name[10]; int ret; if (idx) sprintf(name, "eth%iaddr", idx); else strcpy(name, "ethaddr"); ret = eth_env_get_enetaddr_by_index("eth", idx, enetaddr); printf("current eth = %s\n", eth_get_name()); if (!ret) printf("%-12s= (not set)\n", name); else printf("%-12s= %pM\n", name, enetaddr); printf("IP addr = %s\n", env_get("ipaddr")); } void bdinfo_print_mhz(const char *name, unsigned long hz) { char buf[32]; printf("%-12s= %6s MHz\n", name, strmhz(buf, hz)); } static void print_bi_dram(const struct bd_info *bd) { int i; for (i = 0; i < CONFIG_NR_DRAM_BANKS; ++i) { if (bd->bi_dram[i].size) { bdinfo_print_num_l("DRAM bank", i); bdinfo_print_num_ll("-> start", bd->bi_dram[i].start); bdinfo_print_num_ll("-> size", bd->bi_dram[i].size); } } } __weak void arch_print_bdinfo(void) { } static void show_video_info(void) { const struct udevice *dev; struct uclass *uc; uclass_id_foreach_dev(UCLASS_VIDEO, dev, uc) { printf("%-12s= %s %sactive\n", "Video", dev->name, device_active(dev) ? "" : "in"); if (device_active(dev)) { struct video_priv *upriv = dev_get_uclass_priv(dev); struct video_uc_plat *plat = dev_get_uclass_plat(dev); bdinfo_print_num_ll("FB base", (ulong)upriv->fb); if (upriv->copy_fb) { bdinfo_print_num_ll("FB copy", (ulong)upriv->copy_fb); bdinfo_print_num_l(" copy size", plat->copy_size); } printf("%-12s= %dx%dx%d\n", "FB size", upriv->xsize, upriv->ysize, 1 << upriv->bpix); } } } static void print_serial(struct udevice *dev) { struct serial_device_info info; int ret; if (!dev || !IS_ENABLED(CONFIG_DM_SERIAL)) return; ret = serial_getinfo(dev, &info); if (ret) return; bdinfo_print_num_l("serial addr", info.addr); bdinfo_print_num_l(" width", info.reg_width); bdinfo_print_num_l(" shift", info.reg_shift); bdinfo_print_num_l(" offset", info.reg_offset); bdinfo_print_num_l(" clock", info.clock); } int do_bdinfo(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[]) { struct bd_info *bd = gd->bd; #ifdef DEBUG bdinfo_print_num_l("bd address", (ulong)bd); #endif bdinfo_print_num_l("boot_params", (ulong)bd->bi_boot_params); print_bi_dram(bd); if (IS_ENABLED(CONFIG_SYS_HAS_SRAM)) { bdinfo_print_num_l("sramstart", (ulong)bd->bi_sramstart); bdinfo_print_num_l("sramsize", (ulong)bd->bi_sramsize); } bdinfo_print_num_l("flashstart", (ulong)bd->bi_flashstart); bdinfo_print_num_l("flashsize", (ulong)bd->bi_flashsize); bdinfo_print_num_l("flashoffset", (ulong)bd->bi_flashoffset); printf("baudrate = %u bps\n", gd->baudrate); bdinfo_print_num_l("relocaddr", gd->relocaddr); bdinfo_print_num_l("reloc off", gd->reloc_off); printf("%-12s= %u-bit\n", "Build", (uint)sizeof(void *) * 8); if (IS_ENABLED(CONFIG_CMD_NET)) print_eth(); bdinfo_print_num_l("fdt_blob", (ulong)map_to_sysmem(gd->fdt_blob)); bdinfo_print_num_l("new_fdt", (ulong)map_to_sysmem(gd->new_fdt)); bdinfo_print_num_l("fdt_size", (ulong)gd->fdt_size); if (IS_ENABLED(CONFIG_VIDEO)) show_video_info(); #if CONFIG_IS_ENABLED(MULTI_DTB_FIT) bdinfo_print_num_l("multi_dtb_fit", (ulong)gd->multi_dtb_fit); #endif if (IS_ENABLED(CONFIG_LMB) && gd->fdt_blob) { struct lmb lmb; lmb_init_and_reserve(&lmb, gd->bd, (void *)gd->fdt_blob); lmb_dump_all_force(&lmb); if (IS_ENABLED(CONFIG_OF_REAL)) printf("devicetree = %s\n", fdtdec_get_srcname()); } print_serial(gd->cur_serial_dev); if (IS_ENABLED(CONFIG_CMD_BDINFO_EXTRA)) { bdinfo_print_num_ll("stack ptr", (ulong)&bd); bdinfo_print_num_ll("ram_top ptr", (ulong)gd->ram_top); } arch_print_bdinfo(); return 0; } U_BOOT_CMD( bdinfo, 1, 1, do_bdinfo, "print Board Info structure", "" );