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- // 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 <common.h>
- #include <command.h>
- #include <dm.h>
- #include <env.h>
- #include <lmb.h>
- #include <net.h>
- #include <video.h>
- #include <vsprintf.h>
- #include <asm/cache.h>
- #include <asm/global_data.h>
- DECLARE_GLOBAL_DATA_PTR;
- 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(int idx)
- {
- char name[10], *val;
- if (idx)
- sprintf(name, "eth%iaddr", idx);
- else
- strcpy(name, "ethaddr");
- val = env_get(name);
- if (!val)
- val = "(not set)";
- printf("%-12s= %s\n", name, val);
- }
- 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);
- bdinfo_print_num_ll("FB base", (ulong)upriv->fb);
- if (upriv->copy_fb)
- bdinfo_print_num_ll("FB copy",
- (ulong)upriv->copy_fb);
- printf("%-12s= %dx%dx%d\n", "FB size", upriv->xsize,
- upriv->ysize, 1 << upriv->bpix);
- }
- }
- }
- 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)) {
- printf("current eth = %s\n", eth_get_name());
- print_eth(0);
- printf("IP addr = %s\n", env_get("ipaddr"));
- }
- bdinfo_print_num_l("fdt_blob", (ulong)gd->fdt_blob);
- bdinfo_print_num_l("new_fdt", (ulong)gd->new_fdt);
- bdinfo_print_num_l("fdt_size", (ulong)gd->fdt_size);
- if (IS_ENABLED(CONFIG_DM_VIDEO))
- show_video_info();
- #if defined(CONFIG_LCD) || defined(CONFIG_VIDEO)
- bdinfo_print_num_l("FB base ", gd->fb_base);
- #endif
- #if CONFIG_IS_ENABLED(MULTI_DTB_FIT)
- bdinfo_print_num_l("multi_dtb_fit", (ulong)gd->multi_dtb_fit);
- #endif
- if (gd->fdt_blob) {
- struct lmb lmb;
- lmb_init_and_reserve(&lmb, gd->bd, (void *)gd->fdt_blob);
- lmb_dump_all_force(&lmb);
- }
- arch_print_bdinfo();
- return 0;
- }
- U_BOOT_CMD(
- bdinfo, 1, 1, do_bdinfo,
- "print Board Info structure",
- ""
- );
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