.. SPDX-License-Identifier: GPL-2.0+ .. Copyright 2023, Heinrich Schuchardt .. index:: single: bdinfo (command) bdinfo command ============== Synopsis -------- :: bdinfo bdinfo -a bdinfo -e bdinfo -m Description ----------- The *bdinfo* command prints information about the board. ``bdinfo -a`` command is an alias of the ``bdinfo`` command and prints all information about the board. ``bdinfo -e`` command prints network-related information about the board. ``bdinfo -m`` command prints the DRAM-related information about the board. Example ------- :: => bdinfo boot_params = 0x0000000000000000 DRAM bank = 0x0000000000000000 -> start = 0x0000000040000000 -> size = 0x0000000100000000 flashstart = 0x0000000000000000 flashsize = 0x0000000004000000 flashoffset = 0x00000000000e87f8 baudrate = 115200 bps relocaddr = 0x000000013fefb000 reloc off = 0x000000013fefb000 Build = 64-bit current eth = virtio-net#32 ethaddr = 52:52:52:52:52:52 IP addr = 10.0.2.15 fdt_blob = 0x000000013edbadb0 new_fdt = 0x000000013edbadb0 fdt_size = 0x0000000000100000 lmb_dump_all: memory.cnt = 0x1 memory[0] [0x40000000-0x13fffffff], 0x100000000 bytes flags: 0 reserved.cnt = 0x2 reserved[0] [0x13ddb3000-0x13fffffff], 0x0224d000 bytes flags: 0 reserved[1] [0x13edb6930-0x13fffffff], 0x012496d0 bytes flags: 0 devicetree = board arch_number = 0x0000000000000000 TLB addr = 0x000000013fff0000 irq_sp = 0x000000013edbada0 sp start = 0x000000013edbada0 Early malloc usage: 3a8 / 2000 => bdinfo -a boot_params = 0x0000000000000000 DRAM bank = 0x0000000000000000 -> start = 0x0000000040000000 -> size = 0x0000000100000000 flashstart = 0x0000000000000000 flashsize = 0x0000000004000000 flashoffset = 0x00000000000e87f8 baudrate = 115200 bps relocaddr = 0x000000013fefb000 reloc off = 0x000000013fefb000 Build = 64-bit current eth = virtio-net#32 ethaddr = 52:52:52:52:52:52 IP addr = 10.0.2.15 fdt_blob = 0x000000013edbadb0 new_fdt = 0x000000013edbadb0 fdt_size = 0x0000000000100000 lmb_dump_all: memory.cnt = 0x1 memory[0] [0x40000000-0x13fffffff], 0x100000000 bytes flags: 0 reserved.cnt = 0x2 reserved[0] [0x13ddb3000-0x13fffffff], 0x0224d000 bytes flags: 0 reserved[1] [0x13edb6930-0x13fffffff], 0x012496d0 bytes flags: 0 devicetree = board arch_number = 0x0000000000000000 TLB addr = 0x000000013fff0000 irq_sp = 0x000000013edbada0 sp start = 0x000000013edbada0 Early malloc usage: 3a8 / 2000 => bdinfo -e current eth = virtio-net#32 ethaddr = 52:52:52:52:52:52 IP addr = 10.0.2.15 => bdinfo -m DRAM bank = 0x0000000000000000 -> start = 0x0000000040000000 -> size = 0x0000000100000000 boot_params address of the memory area for boot parameters DRAM bank index, start address and end address of a memory bank baudrate baud rate of the serial console relocaddr address to which U-Boot has relocated itself reloc off relocation offset, difference between *relocaddr* and the text base Build bitness of the system current eth name of the active network device Only shown if CONFIG_NET=y or CONFIG_NET_LWIP=y. IP addr network address, value of the environment variable *ipaddr* Only shown if CONFIG_NET=y or CONFIG_NET_LWIP=y. fdt_blob address of U-Boot's own device tree, NULL if none new_fdt location of the relocated device tree fdt_size space reserved for relocated device space lmb_dump_all available memory and memory reservations Only shown if CONFIG_LMB=y. devicetree source of the device-tree Only shown if CONFIG_OF_REAL=y. arch_number unique id for the board TLB addr address of the translation lookaside buffer irq_sp address of the IRQ stack pointer sp start initial stack pointer address Early malloc usage amount of memory used in the early malloc memory and its maximum size as defined by CONFIG_SYS_MALLOC_F_LEN Configuration ------------- The bdinfo command is available if CONFIG_CMD_BDI=y. The options to bdinfo are only available if CONFIG_GETOPT=y. The ``-e`` option is additionally only available if CONFIG_NET=y or CONFIG_NET_LWIP=y.