5bcacd1ad5
Move the useful help to Kconfig. Drop mention of CONFIG_SYS_MALLOC_SIMPLE since it doesn't exist. Correct a 'CONFIGSYS_MALLOC_F_LEN' typo Signed-off-by: Simon Glass <sjg@chromium.org>
120 lines
2.5 KiB
ReStructuredText
120 lines
2.5 KiB
ReStructuredText
.. SPDX-License-Identifier: GPL-2.0+
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.. Copyright 2023, Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
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bdinfo command
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==============
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Synopsis
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--------
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::
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bdinfo
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Description
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-----------
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The *bdinfo* command prints information about the board.
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Example
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-------
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::
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=> bdinfo
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boot_params = 0x0000000000000000
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DRAM bank = 0x0000000000000000
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-> start = 0x0000000040000000
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-> size = 0x0000000100000000
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flashstart = 0x0000000000000000
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flashsize = 0x0000000004000000
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flashoffset = 0x00000000000e87f8
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baudrate = 115200 bps
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relocaddr = 0x000000013fefb000
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reloc off = 0x000000013fefb000
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Build = 64-bit
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current eth = virtio-net#32
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ethaddr = 52:52:52:52:52:52
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IP addr = 10.0.2.15
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fdt_blob = 0x000000013edbadb0
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new_fdt = 0x000000013edbadb0
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fdt_size = 0x0000000000100000
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lmb_dump_all:
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memory.cnt = 0x1
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memory[0] [0x40000000-0x13fffffff], 0x100000000 bytes flags: 0
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reserved.cnt = 0x2
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reserved[0] [0x13ddb3000-0x13fffffff], 0x0224d000 bytes flags: 0
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reserved[1] [0x13edb6930-0x13fffffff], 0x012496d0 bytes flags: 0
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devicetree = board
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arch_number = 0x0000000000000000
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TLB addr = 0x000000013fff0000
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irq_sp = 0x000000013edbada0
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sp start = 0x000000013edbada0
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Early malloc usage: 3a8 / 2000
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=>
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boot_params
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address of the memory area for boot parameters
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DRAM bank
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index, start address and end address of a memory bank
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baudrate
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baud rate of the serial console
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relocaddr
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address to which U-Boot has relocated itself
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reloc off
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relocation offset, difference between *relocaddr* and the text base
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Build
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bitness of the system
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current eth
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name of the active network device
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IP addr
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network address, value of the environment variable *ipaddr*
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fdt_blob
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address of U-Boot's own device tree, NULL if none
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new_fdt
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location of the relocated device tree
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fdt_size
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space reserved for relocated device space
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lmb_dump_all
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available memory and memory reservations
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devicetree
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source of the device-tree
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arch_number
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unique id for the board
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TLB addr
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address of the translation lookaside buffer
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irq_sp
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address of the IRQ stack pointer
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sp start
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initial stack pointer address
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Early malloc usage
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amount of memory used in the early malloc memory and its maximum size
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as defined by CONFIG_SYS_MALLOC_F_LEN
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Configuration
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-------------
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The bdinfo command is available if CONFIG_CMD_BDI=y.
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Return code
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-----------
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The return code $? is 0 (true).
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