S122 SoftDevice v8.1.1
Data Fields
sd_mbr_command_copy_bl_t Struct Reference

This command copies a new BootLoader. More...

#include <nrf_mbr.h>

Data Fields

uint32_t * bl_src
 
uint32_t bl_len
 

Detailed Description

This command copies a new BootLoader.

The MBR assumes that either MBR_BOOTLOADER_ADDR or MBR_UICR_BOOTLOADER_ADDR is set to the address where the bootloader will be copied. If both addresses are set, the MBR will prioritize MBR_BOOTLOADER_ADDR.

The bootloader destination is erased by this function. If (destination+bl_len) is in the middle of a flash page, that whole flash page will be erased.

This command requires that MBR_PARAM_PAGE_ADDR or MBR_UICR_PARAM_PAGE_ADDR is set, see sd_mbr_command.

This command will use the flash protect peripheral (BPROT or ACL) to protect the flash that is not intended to be written.

On success, this function will not return. It will start the new bootloader from reset-vector as normal.

Return values
NRF_ERROR_INTERNALindicates an internal error that should not happen.
NRF_ERROR_FORBIDDENif the bootloader address is not set.
NRF_ERROR_INVALID_LENGTHif parameters attempts to read or write outside flash area.
NRF_ERROR_NO_MEMNo MBR parameter page is provided. See sd_mbr_command.

Field Documentation

uint32_t sd_mbr_command_copy_bl_t::bl_len

Number of 32 bit words to copy for BootLoader.

uint32_t* sd_mbr_command_copy_bl_t::bl_src

Pointer to the source of the bootloader to be be copied.


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