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Diffstat (limited to 'doc')
| -rw-r--r-- | doc/README.gpt | 2 | ||||
| -rw-r--r-- | doc/board/google/chromebook_coral.rst | 2 | ||||
| -rw-r--r-- | doc/usage/cmd/part.rst | 154 | ||||
| -rw-r--r-- | doc/usage/index.rst | 1 |
4 files changed, 157 insertions, 2 deletions
diff --git a/doc/README.gpt b/doc/README.gpt index 91e397d06f..cc2a1b7ac7 100644 --- a/doc/README.gpt +++ b/doc/README.gpt @@ -260,7 +260,7 @@ Partition type GUID: For created partition, the used partition type GUID is PARTITION_BASIC_DATA_GUID (EBD0A0A2-B9E5-4433-87C0-68B6B72699C7). -If you define 'CONFIG_PARTITION_TYPE_GUID', a optionnal parameter 'type' +If you define 'CONFIG_PARTITION_TYPE_GUID', an optional parameter 'type' can specify a other partition type guid: "uuid_disk=...;name=u-boot,size=60MiB,uuid=...; diff --git a/doc/board/google/chromebook_coral.rst b/doc/board/google/chromebook_coral.rst index 8edbf0429c..23e2db4556 100644 --- a/doc/board/google/chromebook_coral.rst +++ b/doc/board/google/chromebook_coral.rst @@ -259,7 +259,7 @@ Boot flow - U-Boot pre-relocation U-Boot (running from start_from_spl.S) starts running in RAM and uses the same stack as SPL. It does various init activities before relocation. Notably -arch_cpu_init_dm() sets up the pin muxing for the chip using a very large table +fsp_setup_pinctrl() sets up the pin muxing for the chip using a very large table in the device tree. PCI auto-config is not used before relocation, but CONFIG_PCI of course is diff --git a/doc/usage/cmd/part.rst b/doc/usage/cmd/part.rst new file mode 100644 index 0000000000..8d2a280391 --- /dev/null +++ b/doc/usage/cmd/part.rst @@ -0,0 +1,154 @@ +.. SPDX-License-Identifier: GPL-2.0+: + +part command +=============== + +Synopis +------- + +:: + + part uuid <interface> <dev>:<part> [varname] + part list <interface> <dev> [flags] [varname] + part start <interface> <dev> <part> <varname> + part size <interface> <dev> <part> <varname> + part number <interface> <dev> <part> <varname> + part type <interface> <dev>:<part> [varname] + part types + +Description +----------- + +The `part` command is used to manage disk partition related commands. + +The 'part uuid' command prints or sets an environment variable to partition UUID + + interface + interface for accessing the block device (mmc, sata, scsi, usb, ....) + dev + device number + part + partition number + varname + an optional environment variable to store the current partition UUID value into. + +The 'part list' command prints or sets an environment variable to the list of partitions + + interface + interface for accessing the block device (mmc, sata, scsi, usb, ....) + dev + device number + part + partition number + flags + -bootable + lists only bootable partitions + varname + an optional environment variable to store the list of partitions value into. + +The 'part start' commnad sets an environment variable to the start of the partition (in blocks), +part can be either partition number or partition name. + + interface + interface for accessing the block device (mmc, sata, scsi, usb, ....) + dev + device number + part + partition number + varname + a variable to store the current start of the partition value into. + +The 'part size' command sets an environment variable to the size of the partition (in blocks), +part can be either partition number or partition name. + + interface + interface for accessing the block device (mmc, sata, scsi, usb, ....) + dev + device number + part + partition number + varname + a variable to store the current size of the partition value into. + +The 'part number' command sets an environment variable to the partition number using the partition name, +part must be specified as partition name. + + interface + interface for accessing the block device (mmc, sata, scsi, usb, ....) + dev + device number + part + partition number + varname + a variable to store the current partition number value into + +The 'part type' command prints or sets an environment variable to the partition type UUID. + + interface + interface for accessing the block device (mmc, sata, scsi, usb, ....) + dev + device number + part + partition number + varname + a variable to store the current partition type UUID value into + +The 'part types' command list supported partition table types. + +Examples +-------- + +:: + + => host bind 0 ./test_gpt_disk_image.bin + => part uuid host 0:1 + 24156b69-3378-497f-bb3e-b982223de528 + => part uuid host 0:1 varname + => env print varname + varname=24156b69-3378-497f-bb3e-b982223de528 + => + => part list host 0 + + Partition Map for HOST device 0 -- Partition Type: EFI + + Part Start LBA End LBA Name + Attributes + Type GUID + Partition GUID + 1 0x00000800 0x00000fff "second" + attrs: 0x0000000000000000 + type: ebd0a0a2-b9e5-4433-87c0-68b6b72699c7 + (data) + guid: 24156b69-3378-497f-bb3e-b982223de528 + 2 0x00001000 0x00001bff "first" + attrs: 0x0000000000000000 + type: ebd0a0a2-b9e5-4433-87c0-68b6b72699c7 + (data) + guid: 5272ee44-29ab-4d46-af6c-4b45ac67d3b7 + => + => part start host 0 2 varname + => env print varname + varname=1000 + => + => part size host 0 2 varname + => env print varname + varname=c00 + => + => part number host 0 2 varname + => env print varname + varname=0x2 + => + => part type host 0:1 + ebd0a0a2-b9e5-4433-87c0-68b6b72699c7 + => part type host 0:1 varname + => env print varname + varname=ebd0a0a2-b9e5-4433-87c0-68b6b72699c7 + => + => part types + Supported partition tables: EFI, AMIGA, DOS, ISO, MAC + +Return value +------------ + +The return value $? is set to 0 (true) if the command succededd. If an +error occurs, the return value $? is set to 1 (false). diff --git a/doc/usage/index.rst b/doc/usage/index.rst index bbd40a6e18..cf3666a77d 100644 --- a/doc/usage/index.rst +++ b/doc/usage/index.rst @@ -61,6 +61,7 @@ Shell commands cmd/mbr cmd/md cmd/mmc + cmd/part cmd/pause cmd/pinmux cmd/printenv |