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Diffstat (limited to 'doc/android/fastboot.rst')
| -rw-r--r-- | doc/android/fastboot.rst | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/doc/android/fastboot.rst b/doc/android/fastboot.rst index 6f92cd28eb1..19e2ee9d407 100644 --- a/doc/android/fastboot.rst +++ b/doc/android/fastboot.rst @@ -32,7 +32,7 @@ The following OEM commands are supported (if enabled): - ``oem console`` - this dumps U-Boot console record buffer - ``oem board`` - this executes a custom board function which is defined by the vendor -Support for both eMMC and NAND devices is included. +Support for eMMC, NAND and SPI flash memory devices is included. Client installation ------------------- @@ -97,8 +97,9 @@ Raw partition descriptors ^^^^^^^^^^^^^^^^^^^^^^^^^ In cases where no partition table is present, a raw partition descriptor can be -defined, specifying the offset, size, and optionally the MMC hardware partition -number for a given partition name. +defined, specifying the memory offset and size. + +Currently, this support is available only for eMMC and SPI flash memory devices. This is useful when using fastboot to flash files (e.g. SPL or U-Boot) to a specific offset in the eMMC boot partition, without having to update the entire @@ -106,6 +107,15 @@ boot partition. To define a raw partition descriptor, add an environment variable similar to:: + fastboot_raw_partition_<raw partition name>=<offset> <size> + +for example:: + + fastboot_raw_partition_boot=0x100 0x1f00 + +Optionally, in the eMMC case, the hardware partition number can also be +specified for a given partition name:: + fastboot_raw_partition_<raw partition name>=<offset> <size> [mmcpart <num>] for example:: |